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2017

19609280Method for controlling access to a plurality of channels by a receiver/decoder
29609279Method and system for providing secure CODECS
39608804Secure key authentication and ladder system
49602890Method and device to embed watermark in uncompressed video data
59596496System and method to deliver video content
69596492Embedded system for video processing with hardware means
79596436Level-one encryption associated with individual privacy and public safety protection via double encrypted lock box
89595182Method and system for configurable security and surveillance systems
99591340Method for the distribution of audio-visual information and a system for the distribution of audio-visual information
109591339Agnostic media delivery system
119584861Set-top box-based TV streaming and redirecting
129584767Surveillance server, method of processing data of surveillance server, and surveillance system
139578367Internet protocol television tuning adapter
149577863System and method for improved frequency/phase error tracking in high-speed high-frequency communication
159571899Method for watermarking media content and system for implementing this method
169571894Apparatus systems and methods for securely sharing content with a plurality of receiving devices
179571550Optimized client side rate control and indexed file layout for streaming media
189565478Information processing apparatus, information processing method, computer program, and information sharing system
199565335Full color visibility model using CSF which varies spatially with local luminance
209565171Efficient key hierarchy for delivery of multimedia content
219554169Systems, methods, and apparatus for delivering content
229553848Secure conditional access and digital rights management in a multimedia processor
239544276Method for transmitting and receiving a multimedia content
249538237Multi-screen interaction method and system
259538222Device for the allocation and management of subscriptions for the reception of broadcast products
269537837Method for ensuring media stream security in IP multimedia sub-system
279537689Method and apparatus for identifying co-channel interference
289536047Privacy-enhancing technologies for medical tests using genomic data

2016

299532006Broadcasting variants of digital signals in a conditional access system
309532005Methods and apparatus for persistent control and protection of content
319530419Encoding of stereophonic signals
329521440Smartcard encryption cycling
339521370Level-two decryption associated with individual privacy and public safety protection via double encrypted lock box
349510025Live consecutive ad insertion
359503785Anti-splitter violation conditional key change
369501668Secure video ouput path
379501429Dynamic key and rule storage protection
389497514DTCP converter for HLS
399491521Trick play seek operation for HLS converted from DTCP
409473829Methods and devices for selective format-preserving data encryption
419473736Mediaword compression for network digital media recorder applications
429467747Apparatus and method for searching multimedia content
439467736Receiving audio/video content
449467658Method and apparatus for protecting the transfer of data
459466307Robust spectral encoding and decoding methods
469462337Peer-to-peer video on demand techniques
479462320Multi-modal digital terminal adapter
489462232System and method of managing protected video content
499456226Dynamic content packaging in a content delivery system
509455834Securely providing secret data from a sender to a receiver
519444799System and method for dynamically allocating stream identifiers in a multi-encryption transport system
529432709System and method to prevent manipulation of transmitted video data
539432627Restricting information requested by an application
549430619Media decoding control with hardware-protected digital rights management
559420340Systems and methods for providing a network link between broadcast content and content located on a computer network
569420336Localization of customer premises equipment in a digital communication network
579414031Account-specific encryption key
589411671Storage and privacy service
599407875Secure video distribution
609401001Full-color visibility model using CSF which varies spatially with local luminance
619398346Methods and apparatus for predictive capacity allocation
629392318Receiver device with multiple decryption modes
639385999Systems and methods for securely streaming media content
649384344Authorizing local application activity using remotely defined security data
659374616Method and apparatus for on demand video and other content rental
669374559Low-latency media sharing
679369288Video data delivery protection
689363563Secured media distribution system and method
699363482Method to enforce watermarking instructions in a receiving device
709351026System and method to deliver video content
719344747Mobile payTV DRM architecture
729342978Method and system for configurable security and surveillance systems
739342662Method and system for controlling video media
749338502Method and system for collaborative recording and compression
759338412Systems and methods for securing a digital communications link
769338406Method and system for collaborative recording and compression
779338405Scrambled digital data item
789332297Security processor and recording method and medium for configuring the behaviour of this processor
799332288Video processing system with conditional access module and methods for use therewith
809325945Video server and client with custom key exchange and methods for use therewith
819325944Secure delivery of program content via a removable storage medium
829323558Method and system for the protected storage of downloaded media content via a virtualized platform
839319752Robust watermark
849317449Secure key access with one-time programmable memory and applications thereof
859313534Efficient authorization system for multi-channel broadcast program options
869313530Technique for securely communicating programming content
879313458Downloadable security and protection methods and apparatus
889313248Method and apparatus for delivering encoded content
899311687Reducing watermark perceptibility and extending detection distortion tolerances
909301011Collaborative recording compression technology used in CVRs
919294788Method, cryptographic system and security module for descrambling content packets of a digital transport stream
929288527Multimedia presentation through an extended connectivity apparatus configured via near-field communication (NFC)
939282106Authenticated communication between security devices
949281004Content assessment apparatus, content assessment method, information reproducing apparatus, and information reproducing method
959280977Content recognition employing fingerprinting at different resolutions
969280657Apparatus and method for managing passwords
979277295Securing media content using interchangeable encryption key
989277259Method and apparatus for providing secure internet protocol media services
999277223Eliminating plaintext video from external memory
1009275423Right object renewal method and apparatus for right-protected broadcast service
1019270465Control word protection
1029270446Privacy-enhancing technologies for medical tests using genomic data
1039258608System and method for managing entitlements to data over a network
1049258595Device for processing and method for transmission of encoded data for a first domain in a network pertaining to a second domain
1059258587Content blackout determinations for playback of video streams on portable devices
1069258584Video content protection
1079258116System and methods for permitting open access to data objects and for securing data within the data objects
1089253372Video display device and control method thereof
1099251330Secure management of a smart card
1109247296Method for setting a watching level for an audiovisual content
1119247280Storage and use method of a broadcasted audio/video event
1129247277System for the delivery and dynamic presentation of large media assets over bandwidth constrained networks
1139246887Method and apparatus for securing confidential data for a user in a computer
1149245260Data copyright management
1159245131Multi-user universal serial bus (USB) key with customizable file sharing permissions
1169245130Multi-user universal serial bus (USB) key with customizable file sharing permissions
1179241181Set-top box-based TV streaming and redirecting
1189237373Modular broadcast receiver system and method
1199237309Conditional access system and smartcard for use in conditional access system
1209236091Apparatus and method for processing and reading a file having a media data container and a metadata container
1219232260Extended connectivity multimedia apparatus, multimedia presentation system, and method of transporting credentials obtained via near-field communication (NFC)
1229232259Apparatus, system, and method to extend functionality in multimedia presentation device
1239232258Apparatus,system, and method to extend connectivity in multimedia presentation device
1249231980Secure personal content server

2015

1259225940Method and apparatus for real-time IPTV channel searching and switching
1269225698Fine grain rights management of streaming content
1279219734Method and system for automatically detecting media and implementing interaction control thereon
1289218504Method and apparatus for secure mode indication
1299215505Method and system for secure processing a stream of encrypted digital audio/video data
1309215492Advertisement analysis and error correlation
1319215422Video processing system with conditional access module and methods for use therewith
1329214184Digital rights management system, devices, and methods for binding content to an intelligent storage device
1339213857Systems and methods for securing data in motion
1349210479Broadcasting receiver and method of interfacing resource information between a host device and a pod, sending host device resource information and obtaining host device resource information
1359210464Digital broadcast receiver device and digital broadcast receiving method
1369210458Receiving audio/video content
1379210457Image domain compliance
1389210383Conditional access to encrypted media content
1399210382Method and apparatus for protecting the transfer of data
1409210137Local digital network, methods for installing new devices and data broadcast and reception methods in such a network
1419202023Digital rights management method
1429197914Method for the distribution of audio-visual information and a system for the distribution of audio-visual information
1439197404Method and apparatus for providing broadcast service using encryption key in a communication system
1449191621System and method to record encrypted content with access conditions
1459191204Encryption key distribution method in mobile broadcasting system and system for the same
1469189141Method and system for presenting electronic programming guides
1479185341Digital domain content processing and distribution apparatus and methods
1489185333Method and system for accessing content for presentation via a set-top box
1499185331Storing multiple instances of content
1509179101Video receiving apparatus and broadcast receiving apparatus
1519177500Display with secure decryption of image signals
1529177116Protection of digital data content
1539172989Information processing apparatus, information processing system, information processing method, television program broadcasting method, program, and information storage media
1549172528Method and apparatus for allowing software access to navigational data in a decrypted media stream while protecting stream payloads
1559171569Method and apparatus for assisting with content key changes
1569167280Method and apparatus for encrypting/decrypting multimedia content to allow random access
1579167207Processing and/or distributing media content associated with at least one parameter related to a memory operation
1589166633Systems and methods for interfacing a white space device with a host device
1599160988System and method for payload encoding and decoding
1609160976Method and apparatus for distributing media in a pay per play architecture with remote playback within an enterprise
1619160974Systems and methods for transcoding and place shifting media content
1629160973Broadcast receiving apparatus and broadcast receiving method
1639160972Digital signature system and digital signing method
1649160970System and method to validate restriction event control streams sent to a video distribution system
1659160540Preventing playback of streaming video if ads are removed
1669154827Method and device for reception of control words, and device for transmission thereof
1679154668Video display device and control method thereof
1689152577Security central processing unit management of a transcoder pipeline
1699148706Identification of user segments based on video viewership activity and analysis
1709148700Remotely defining security data for authorization of local application activity
1719143736Systems and methods for managing local storage of on-demand content
1729143734Method and system for providing content to a portable media player device and maintaining licensing rights
1739137493Method and device for excerpt licensing
1749137492Secure network coding for multi-resolution wireless transmission
1759131285Authoring system for IPTV network
1769131114Method for encrypting content, method for decrypting content and electronic apparatus applying the same
1779131113Method for creating an enhanded data stream
1789130741Data protection system that protects data by encrypting the data
1799124933Method and system for detecting unauthorized use of a set top box using expected terrestrial signal identification
1809124925System and method for conditional access in an in-home network based on multi-network communication
1819124773Elementary bitstream cryptographic material transport systems and methods
1829124772Secure transmission method and apparatus for transport stream
1839124771Valid replacement data in encoded video
1849124770Method and system for prevention of control word sharing
1859124425Systems, methods, and apparatuses for ciphering error detection and recovery
1869118961Method of providing an audio-video device to an end user
1879118954Module coping with conditional access broadcasting, digital broadcasting receiving system, and method of controlling module coping with conditional access broadcasting
1889118941Scrambled packet stream processing
1899118936Apparatus systems and methods for securely sharing content with a plurality of receiving devices
1909118441Layout-optimized random mask distribution system and method
1919117270Pre-processed information embedding system
1929117265Security system and method of in-flight entertainment device rentals having self-contained, audiovisual presentations
1939113226Methods and systems for re-securing a compromised channel in a satellite signal distribution environment
1949113039Wireless sharing of content between computing devices
1959112835Transmitter, receiver, and transmitting method
1969112816Dynamic EQAM discovery in M-CMTS architecture
1979111239Activity recording of contact handling system agents
1989106797Content reproducing device and content reproducing method
1999106795Computational efficiently obtaining a control word in a receiver using transformations
2009100820Apparatus for managing members of at least one group of decoders having access to broadcast data
2019100715Apparatus and method for controlling output of protected content on a television
2029100684Integrated circuit with secure metadata store
2039100677Server, client device, method for generating a transport stream thereof and processing the transport stream thereof
2049100548Feature enablement at a communications terminal
2059094699System and method for security key transmission with strong pairing to destination client
2069094578Pay-per-view sharing
2079092928Implementing group content substitution in media works
2089088805Encrypted memory device and methods for use therewith
2099088548Streaming system and method
2109087184Mobile device with desktop screen indicators
2119083998Rights metadata caching by switched digital video multiplexers
2129083992Broadcasting receiver and a method of determining an operation mode of broadcasting receiver
2139083991Broadcasting receiver and a method of determining an operation mode of broadcasting receiver
2149083852Data transmission systems
2159083736Monitoring and mitigating client-side exploitation of application flaws
2169083513Technique for securely communicating and storing programming material in a trusted domain
2179077856Method for local conditional access for mobile equipments
2189077854Preventing the use of modified receiver firmware in receivers of a conditional access system
2199076483DVD replications system and method
2209071845Method and arrangement for video coding
2219071423Identification of a compromised content player
2229066117Container agnostic encryption device and methods for use therewith
2239066082Forensics in multi-channel media content
2249065977Identification of a compromised content player
2259060097Method to manage the power setting of a receiver/decoder for pay-TV using management messages containing a first period defining a waiting period for subsequent management messages
2269060096Method and system for forming a content stream with conditional access information and a content file
2279055353Content transmission device, content transmission method, and computer program used therewith
2289055339System, apparatus, and method for conditional broadcast reception without cablecard
2299055087Method and system for securely providing and storing content in a multiple dwelling unit system
2309049026Authenticator, authenticatee and authentication method
2319043827Method and system for providing conditional access to encrypted content
2329042547Image forming apparatus
2339038096System and method of adaptive and progressive descrambling of digital image content
2349036819Broadcast receiving apparatus and control method thereof
2359031235Method and apparatus for use in a downloadable conditional access system
2369027050Secured media distribution system and method
2379027042Systems and methods for detecting improper use of telecommunications reception device
2389021519System and method of restricting access to video content
2399015820Cross site request forgery mitigation in multi-domain integrations
2409015817Resilient and restorable dynamic device identification
2419014375Method and apparatus for supporting multiple broadcasters independently using a single conditional access system
2429014374Protecting video as it is decoded by a codec
2439009746Secure transaction through a television
2449008307System and method for delivering satellite services at multiple security levels
2459008305Video data delivery protection
2469003537CVSS information update by analyzing vulnerability information
2478997222Method and device for preventing CSRF attack
2488997137Stream control with different trick-mode protocols
2498997136Apparatus and methods for packetized content delivery over a bandwidth-efficient network
2508997135Program guide system for recording television programs
2518994241Real time composition of a composite window from content maintaining unique security domains
2528990899Using a local authorization extension to provide access authorization for a module to access a computing system
2538989378Read/write encrypted media and method of playing
2548989376Method and apparatus for authenticating video content
2558989375Video receiving apparatus and video receiving method
2568984652Transfer of digital rights management information
2578984634Quarantine network system, server apparatus, and program
2588982411Image processing apparatus and method
2598978124Service oriented secure collaborative system for compartmented networks
2608978057Interoperability of set top box through smart card
2618976961Encryption topology for transporting multiple AV streams over a unified medium
2628973027Secure distribution of video on-demand
2638973025Method and system for providing security within multiple set-top boxes assigned for a single customer
2648971567Reducing watermark perceptibility and extending detection distortion tolerances
2658966518Method for validating access to a product by means of a security module
2668965038Steganalysis with neighboring joint density
2678964979Identification and handling of data streams using coded preambles
2688964977Systems and methods for saving encoded media streamed using adaptive bitrate streaming
2698963687System and method for DSRC communication
2708959544Descrambling of multiple television channels
2718959327Method and system for an architecture of DCR DTV receiver SoC with embedded reprogrammable security
2728955078Zero sign-on authentication
2738953795Forensic decryption tools
2748949974Mobile device with password protected desktop screen
2758949881Card sharing countermeasures
2768943540Method and apparatus to provide a personalized channel
2778934633Encrypted communication system, transmitter and receiver using same
2788933779Image display device, image display system, and method of controlling image display device
2798929545Surveillance video transmission apparatus and method and surveillance video receiving apparatus and method

2014

2808925072Unlocking schemes
2818925000Systems and methods for associating ratings with media and for providing ratings-based parental controls
2828924742Multi-level data storage
2838914823A/V parental lock apparatus and method
2848914646Information processing apparatus and information processing method for determining access permission
2858910306Content record terminal, content record/reproduction system, and content recording method
2868908920Systems and methods for tracking and authenticating goods
2878904556Multi-level security display with secure input/output
2888903088Binding of protected video content to video player with encryption key
2898903087Method and device for distributing secure digital audiovisual contents by interoperable solutions
2908898699Virtual channel table for a broadcast protocol and method of broadcasting and receiving broadcast signals using the same
2918898662Method and device for generating software installation packet
2928892902Information processing apparatus and information processing method
2938891765Method, manufacture, and apparatus for content decryption module
2948887212Extended connectivity point-of-deployment apparatus and concomitant method thereof
2958885822Fuzzy protection of visual content
2968880734Block floating point compression with exponent token codes
2978880692Method of cascading transfer of authorization rights for file access
2988879731Binding of protected video content to video player with block cipher hash
2998879730System and method for bit stream compatible local link encryption
3008875310System and method of protecting digital media contents
3018874794Block floating point compression with exponent difference and mantissa coding
3028874244Methods and systems employing digital content
3038873932Inferential processing to ascertain plural levels of picture interdependencies
3048873797Reducing watermark perceptibility and extending detection distortion tolerances
3058861729Method and system for the secure distribution of audiovisual data by transactional marking
3068860884Transmission apparatus, reception apparatus, communication system, transmission method, reception method, and programs thereof
3078855471Media generation system
3088850608Embedded ring oscillator network for integrated circuit security and threat detection
3098850195Tethered device systems and methods
3108848911Content receiving device, content reproducing device, content receiving and reproducing device, content receiving method, and program
3118848910HDCP video over USB
3128848108Video display device and control method thereof
3138844051Method and apparatus for media relaying and mixing in social networks
3148843954Information transmission method, system and data card
3158839300Method and system for presenting electronic programming guides
3168839282Multimedia test systems
3178838977Watermark extraction and content screening in a networked environment
3188837908Systems and methods for performing secure playback of media content
3198837730Apparatus and method for reducing channel reproduction delay in mobile terminal
3208837723Method and apparatus for use in a downloadable conditional access system
3218833663Image processing techniques for printing identification cards and documents
3228832851User based licensing for applications
3238832727Method and authentication server for verifying access identity of set-top box
3248832434Methods for generating data for describing scalable media
3258831219Method of transmitting an additional piece of data to a reception terminal
3268831218Digital rights management system and methods for provisioning content to an intelligent storage
3278831217Digital rights management system and methods for accessing content from an intelligent storage
3288824859Adding watermarks to video content
3298824676Streaming video to cellular phones
3308819722Smartcard encryption cycling
3318819721System and method for controlling access to video events associated with video broadcast services
3328819718Methods and apparatus for monitoring and/or collecting viewership statistics
3338819456Content receiving terminal, content exporting and reproducing method, and recording medium
3348817983Streaming video to cellular phones
3358813117Content subset conditional access framework
3368813116Adaptive video server with virtual file system and methods for use therewith
3378812852Method and system for marking digital content
3388806549Pre-storing a portion of a program to allow user control of playback
3398806526Security processing unit with secure connection to head end
3408806524Restricting use of a direct-to-home digital broadcast satellite signal
3418806215Method and system for robust watermark insertion and extraction for digital set-top boxes
3428804958Method for protecting data content
3438793723Detection of encryption utilizing error detection for received data
3448793722Protection method and device for the secure distribution of audio-visual works
3458792639Extensible disc player
3468789165Method for detecting potentially suspicious operation of an electronic device and corresponding electronic device
3478788721Multiple-speed interface
3488787570Systems and methods for automatically genenrating top level index files
3498782756Time clock
3508782688Process and system for the secure broadcasting of protected audiovisual streams to a dynamic group of receivers
3518782687Multi-platform digital television
3528782417Method and processing unit for secure processing of access controlled audio/video data
3538782416Family dwelling restricted communication system
3548781121Utilizing data reduction in steganographic and cryptographic systems
3558781120Method and device for supplying of a data set stored in a database
3568774601Method and apparatus for copy protection detection in a video signal
3578774406Masking addition operation device for prevention of side channel attack
3588774405Subscriber identity module and associated broadcasting server adapted for managing programs having undefined duration
3598767961Secure live television streaming
3608763027Recording additional channels of a shared multi-channel transmitter
3618763026Flexible interface for secure input of pin code
3628761393Method and apparatus for providing secure internet protocol media services
3638761392Digital rights management protection for content identified using a social TV service
3648761263System and method for management of scalability information in scalable video and audio coding systems using control messages
3658756626Method and apparatus for using the host-pod interface of a digital television or other digital audio/video receiver for new services
3668756624Method for single sign-on when using a set-top box
3678755524Motion picture file encryption method and digital rights management method using the same
3688755523System for securing access to data streams
3698755522System and method for interleaving information into slices of a data packet, differentially encrypting the slices, and obfuscating information in the data packet
3708752089Dynamic determination of presentation of multiple video cells in an on-screen display
3718745758Apparatus and methods for device authorization in a premises network
3728745655Emergency alerts during playback of video streams on portable devices
3738745654Method and system for managing digital rights for content
3748745651Systems and methods for auditing authorization of a service using displayed watermarks
3758745388Systems and methods for securely streaming media content
3768737613Scanning methods of transform-based digital data processing that conditionally adjust scan order according to characteristics information and related apparatus thereof
3778737612Broadcast receiving device for receiving broadcast signal and method of controlling the same
3788737611Encryption device and medium, decryption device and method, data delivery device, data receiving device, and data delivery system
3798731193Partial encryption using variable block sizes
3808731192Reproducing device, recording device, recording medium, data processing method, data processing program, data recording method, data recording program, and integrated circuit
3818724809Method and system for tuning to encrypted digital television channels
3828724806Partial multiple encryption
3838724805Security label generation method and apparatus for scalable content distribution
3848724023System and method for transporting an ancillary data packet in the active area of a video stream
3858719575Method of secure broadcasting of digital data to an authorized third party
3868717504Picture processing apparatus, processing method for use therewith, and program
3878713625Delivery of captions, content advisory and other data through digital interface
3888713597Authenticating and off-loading IPTV operations from mobile devices to fixed rendering viewing devices
3898707450Digital rights management (DRM) locker
3908707375Peer-to-peer video on demand techniques
3918707349Providing enhanced content
3928705348Use of metadata for time based anti-replay
3938695029System and method of adaptive and progressive descrambling of streaming video
3948689247Systems and methods for distributing and redeeming credits on a broadcast system
3958687949System and method for digital content retrieval
3968683542Concealment of errors in HTTP adaptive video sets
3978683509Multimedia content distribution management
3988683228System and method for WORM data storage
3998681980Recoverable digital content degradation
4008681979Conditional access system and method for prevention of replay attacks
4018677476Providing remotely defined security data to a local application extension
4028675872Secure content distribution apparatus, systems, and methods
4038675134Transmission apparatus, reception apparatus, communication system, transmission method, reception method, and programs therefor
4048671150Automatically managing objectionable behavior in a web-based social network
4058670600Methods and systems for image fingerprinting
4068667289System for controlling the distribution and use of rendered digital works through watermarking
4078667274System and method for WORM data storage
4088666079Decoding and encoding data
4098666072Method and a system for receiving a multimedia signal, a cryptograophic entity for said reception method and system, and a method and a black box for producing said cryptographic entity
4108666071System and method for delivering satellite services at multiple security levels
4118656499Client-side bit-stripping system and method
4128656424Distributed TV access system
4138656423Video distribution system
4148650588End-to end proof of display
4158649517Receiving method, terminal equipment and receiving device for mobile digital multimedia service
4168649515Controlled sharing of media data that are retrievable over a public computer network
4178649514On-demand switched content encryption
4188644511System and method for providing digital content
4198644505Remote entitlement processing module integration processing device and method
4208644504Method, apparatus, and system for deciphering media content stream
4218644503Content server systems and methods
4228644379De-interlacing method and method of compensating a de-interlaced pixel
4238639093Apparatus and method for recording partial encryption of broadcast program
4248638931Signal descrambling detector
4258635644Signal processing apparatus and methods
4268634813Method and system for monitoring a mobile device over a video network
4278631433Image display apparatus and method for operating the same
4288631430Enabling DRM-encrypted broadcast content through gateway into the home
4298627507System and method for multimedia data validation
4308627350Systems and method for determining visual media information
4318627349User interface
4328625805Digital security bubble
4338625792Methods and apparatus to reduce channel switching time
4348625791Methods and apparatuses for selective data encryption
4358625789Dynamic encryption
4368625788Method and apparatus for building a hardware root of trust and providing protected content processing within an open computing platform

2013

4378621540Apparatus and methods for provisioning in a download-enabled system
4388620020Methods and systems for preventing unauthorized disclosure of secure information using image fingerprinting
4398620018Electronic watermark embedding method, device, and program, and electronic watermark detecting method, device, and program
4408619987System for transmitting the scrambled broadcast-signals in single frequency network, and a method thereof
4418619983Digital TV conditional access system and method of using the same for transmitting and receiving digital data
4428613011Services gateway video-on-demand service
4438613010Broadcasting processing apparatus and control method of the same
4448611689Three-dimensional wavelet based video fingerprinting
4458611532Managing media content decryption keys in encrypted media content distribution systems and methods
4468610827Direct IPTV distribution
4478605939Electronic watermark embedding method, device, and program, and electronic watermark detecting method, device, and program
4488605900AV data receiving device, AV data receiving method, and AV data transmission and receiving system
4498605097Method and system for determining the compliance encrypted and non-encrypted display outputs
4508599320Picture processing apparatus, processing method for use therewith, and program
4518595488Apparatus, system and method for securing digital documents in a digital appliance
4528594492Recording apparatus and reproducing apparatus
4538582759Method and apparatus for providing content service
4548581694RFID interrogator configured for protection against electromagnetic interference of a remote device having an RFID tag
4558578155Address generating method and broadcast receiving apparatus
4568577033Method for partially encrypting program data
4578572382Out-of band authentication method and system for communication over a data network
4588571215Combined storage and transmission of scalable media
4598571214Secure network coding for multi-resolution wireless video streaming
4608571213Security method for preventing the unauthorized use of multimedia contents
4618565426System and method for copy protection for digital signals
4628561094Protecting identification information in usage reports
4638560718Wired Internet network system for the Internet video streams of radio stations
4648555052Data hiding based messages and advertisements
4658553882Methods and apparatus for connecting a cable network to other network and/or devices
4668549284Tunable schemes and evaluation for certificate validity check in vehicle-to-entity communications
4678548167System for traceable decryption of bandwidth-efficient broadcast of encrypted messages and security module revocation method used for securing broadcasted messages
4688548166Method for partially encrypting program data
4698548049Pattern detection module, video encoding system and method for use therewith
4708542830Method for partially encrypting program data
4718542829Method of and apparatus for transmitting data
4728542729Media codec devices providing universality for encoded signal origination and decided signal distribution
4738538066Asymmetric watermark embedding/extraction
4748538018Methods and apparatus for mixing encrypted data with unencrypted data
4758533752Device and method for hierarchical broadcasting
4768532293Method and system for securely providing and storing content in a multiple dwelling unit system
4778532292Stream generation method, broadcast receiving apparatus, and display method
4788532291Copy control method
4798532187Method and apparatus for scalably encoding/decoding video signal
4808526794Method and apparatus for synthesizing a copy protection or content control signal with improved playability of a TV set
4818526614Method to manage members of at least one group of decoders having access to broadcast data
4828526612Selective and persistent application level encryption for video provided to a client
4838526611Utilizing data reduction in steganographic and cryptographic systems
4848526610Methods and apparatus for persistent control and protection of content
4858522036Method for providing access control to media services
4868520850Downloadable security and protection methods and apparatus
4878520849Encryption by pixel property separation
4888515065Video input device and video display system
4898515064Method and an apparatus for key management in a communication network
4908512143Third party control over virtual world characters
4918510654Techniques for shuffling video information
4928509727Emergency alert systems and methods
4938509434Method and apparatus for protecting scalable video coding contents
4948503675Cable television secure communication system for one way restricted
4958494161Content protection message extraction
4968494159System and practice for surveillance privacy-protection certification and registration
4978494158Method of downloading software in digital broadcast receiver
4988494157Apparatus, method, and computer program for processing information and recording medium storing computer program
4998490128Media processing methods and arrangements
5008490127Distributed TV access system
5018490126System and method of restricting access to video content
5028488842Systems and methods for tracking and authenticating goods
5038488837Apparatus and method for generating constructively multi-patterned watermark, and apparatus and method for inserting and detecting the watermark using the same
5048488788Method for simulcrypting scrambled data to a plurality of conditional access devices
5058488786Security method and device for managing access to multimedia contents
5068484687System and method providing remote video-on-demand (VOD)
5078484673Method for the allocation and management of subscriptions for the reception of broadcast products
5088484306Automatically managing objectionable behavior in a web-based social network
5098483548Digital broadcast recording apparatus
5108483393Key management system for digital cinema
5118483389Graphics overlay system for multiple displays using compressed video
5128479227System and method for ensuring secure communication between TV and set back box
5138477990Reducing watermark perceptibility and extending detection distortion tolerances
5148473750Chipset security offload engine
5158472624Generating a scrambled data stream
5168467567Correlation-based system for watermarking continuous digital media
5178467529Content reproduction apparatus, recording apparatus, recording and reproduction apparatus, and reproduction method
5188467528Multimedia content protection
5198467525Steganographic method and device
5208464287Digital television signal for receiving PSIP data, method of processing digital television signal, and digital television receiver
5218464285System and method for digital rights management of digital video broadcasting
5228464062Systems, devices, and methods for securely transmitting a security parameter to a computing device
5238463814Copy protected digital data
5248462945Protecting video content using virtualization
5258458739Method for processing conditional access contents by a user unit
5268457312Cable length detection and signal compensation apparatus and method for a keyboard video mouse switch and extender
5278457311Protecting video as it is decoded by a codec
5288452011Method and apparatus for billing and security architecture for venue-cast services
5298452010Video slice and active region based multiple partial encryption
5308447035Contract based memory management for isochronous streams
5318447034Method and system making it possible to protect after compression the confidentiality of the data of a video stream during its transmission
5328442225Method and system for the secured distribution of audiovisual data by transaction marking
5338442224Protecting video content using virtualization
5348442223Video device and control method thereof
5358442110Method for bandwidth regulation on a cable television system channel
5368433092Scrambling, descrambling and secured distribution of audio-visual sequences from video coders based on wavelets processing
5378433067Device, method, and program for image encryption/decryption
5388429685System and method for privacy-preserving advertisement selection
5398427542Image calibration method and image processing system utilizing the method
5408424105Integrating security by obscurity with access control lists
5418423235Video recording device for vehicle and driving information providing method thereof
5428422676Read/write encrypted media and method of playing
5438413233Authorizing local application activity using remotely defined security data
5448412151Payback calling plan
5458411857Partial multiple encryption
5468410899Automobile keyless entry system having an RFID interrogator
5478406459Method and apparatus to mark a document using a combination between guilloches and watermarking, method and apparatus to read previous combination
5488406456Methods and systems for image fingerprinting
5498406453Security system and method of in-flight entertainment device rentals having self-contained audiovisual presentations
5508406426Method and apparatus for storing and retrieving encrypted programming content such that it is accessible to authorized users from multiple set top boxes
5518401190Portable security module pairing
5528396222Key distribution system
5538396217Broadcast receiving apparatus and channel changing method thereof
5548396216Partial dual-encryption using program map tables
5558396051Digital broadcasting system and method of processing data
5568391488Method and apparatus for using navigation signal information for geoencryption to enhance security
5578391483Storage of digital data
5588391482Signal format that facilitates easy scalability of data streams
5598387150Segmented media content rights management
5608386390Right management device, terminal device, and right management system
5618385728Apparatus and method for searching start position of broadcasting program
5628385545Secure content key distribution using multiple distinct methods
5638385544Packet based high definition high-bandwidth digital content protection
5648385543Method and apparatus providing confidentiality, integrity and authenticity for a video file
5658384628Document with an integrated display device
5668382297Method, system and apparatus for projecting visible and non-visible images
5678380993Method and system for robust watermark insertion and extraction for digital set-top boxes
5688379852Processing video content
5698379851Optimized client side rate control and indexed file layout for streaming media
5708374489Method and apparatus for inducing and or reducing geometric distortions in a display via positive going pulses
5718374346Method, apparatus, and system for pre-authentication and keep-authentication of content protected ports
5728374127Digital broadcasting system and method of processing data in digital broadcasting system
5738370883Secure distribution of video on-demand
5748369419Systems and methods of video compression deblocking
5758365279Storage device and method for dynamic content tracing
5768365214Systems and method for determining visual media information
5778356314Object and resource security system
5788355506Digital video recorder anti-skip system
5798355505Picture taking apparatus and method of controlling same
5808355504AV communication control circuit for realizing copyright protection with respect to radio LAN
5818347087Support for multiple digital rights management systems for same content
5828345870Method and apparatus for encrypting encoded audio signal
5838345869Method and apparatus for file sharing of missing content between a group of user devices in a peer-to-peer network
5848345868Data transfer system, data transfer method, data transmission device and data receiving device
5858344850System and method for authorizing a remote device

2012

5868340348Methods and apparatus for thwarting watermark detection circumvention
5878332260Automatically adaptive pricing for digital goods
5888325919Streaming system for distributing encrypted compressed image data, and streaming method therefor
5898325918Streaming system for distributing encrypted compressed image data, and streaming method therefor
5908325917Reproducing device, recording device, recording medium, data processing method, data processing program, data recording method, data recording program, and integrated circuit
5918321924Method for protecting software accessible over a network using a key device
5928320565Method for generating downlink frame, and method for searching cell
5938320564Encrypted signal detection circuit and video device using the same
5948319616System and method for authorizing a remote device
5958316461Method for sharing rights objects between users
5968311516System for maintaining the broadcasting information in USIM unlock environment and method thereof
5978306918Use of media storage structure with multiple pieces of content in a content-distribution system
5988306393Information recording apparatus, information copying system, method for copying information, program and computer readable recording medium
5998306224Transmitter apparatus for MPEG-4 IPMP extended ISMA media stream
6008306223Method and a system for transmitting encrypted control message based on mobile multimedia broadcast
6018306222Removable secure portable electronic entity including means for authorizing deferred retransmission
6028301803Block floating point compression of signal data
6038301697Adaptive streaming of conference media and data
6048300819Service providing apparatus and server providing method
6058296855Privileged access to encrypted data
6068296373Automatically managing objectionable behavior in a web-based social network
6078290158AV data transmission apparatus, AV data reception apparatus, and AV data transmission and reception system
6088290156Communicating media content from a DVR to a portable device
6098284936Virtually increasing the number of content broadcast channels
6108284931System and method for using a streaming protocol
6118281390Remotely defining security data for authorization of local application activity
6128281359System and method for media transcoding and presentation
6138281135Enforcing use of chipset key management services for encrypted storage devices
6148280052Digital signature of changing signals using feature extraction
6158280051Secure presentation of media streams in response to encrypted content
6168280049Method and apparatus for synthesizing copy protection for reducing/defeating the effectiveness or capability of a circumvention device
6178280043System and method for protecting data in a secure system
6188276195Management of split audio/video streams
6198275877Method and system for making statistics of media flow information in a next generation network
6208272063DRM scheme extension
6218272007Broadcast receiving apparatus receiving broadcast signal and method of controlling the apparatus
6228270604System and method for remote signature acquisition
6238270402Process and device for securing the transmission, recording and viewing of digital audiovisual packetized streams
6248266444Chip integrated protection means
6258265277Content scrambling with minimal impact on legacy devices
6268265274Data processing device, data processing method, data processing program, recording medium containing the data processing program and integrated circuit
6278261096Information processing apparatus, information recording medium, information processing method, and computer program
6288260657Dynamic pricing of electronic content
6298259940Method for broadcasting digital data to a targeted set of reception terminals
6308259939System and method for allowing copying or distribution of a copy protected signal
6318255686Securing sensed data communication over a network
6328250665Digital Broadcasting system and method of processing data in digital broadcasting system
6338250625Method and apparatus for reducing communication system downtime when configuring a crytographic system of the communication system
6348250597Method and apparatus for providing copy protection using a transmittal mode command
6358249254Apparatus, system and method for reporting a player's game plays during a game
6368245042Shielding a sensitive file
6378243927Digital video receiver, ECM extract equipment, EMM extract equipment, scramble key extract equipment, CCI extract equipment, digital video receiving system, ECM extract method, EMM extract method, scramble key extract method, CCI extract method, digital video receiving method, and recording medium
6388243926Transport stream encryption device and its editing device and method for use therein
6398243925Method and apparatus for supporting multiple broadcasters independently using a single conditional access system
6408243924Progressive download or streaming of digital media securely through a localized container and communication protocol proxy
6418243921Decryption system
6428238725System and method for providing personal video recording trick modes
6438238553Steganographic method and device
6448230227Method for generating a temporally threaded CMI watermark
6458229857Secure pre-recorded digital medium
6468229117Process and system for the secure broadcasting of protected audiovisual streams to a dynamic group of receivers
6478225346System and method for providing conditional access to data in an MHP or DCAP broadcast system
6488223967Security integrated circuit
6498220016Method for protection of data reproduction according to both medium protection data and apparatus protection data
6508220015Addressing device for transmitting satellite television signal
6518218771Information processing apparatus and computer readable medium
6528218763Method for ensuring the validity of recovered electronic documents from remote storage
6538214908Electronic musical apparatus, control method therefor, and program for implementing the control method
6548214874Method for the distribution of audio-visual information and a system for the distribution of audio-visual information
6558213613Device pairing
6568213602Method and system for encrypting and decrypting a transport stream using multiple algorithms
6578208720Digital media with token for analog reconversion detection
6588208630Encryption and utilization of hard drive content
6598208534Media codec devices providing universality for encoded signal origination and decoded signal distribution
6608205089System for controlling the distribution and use of rendered digital works through watermarking
6618204952Digital file distribution in a social network system
6628204222Steganographic encoding and decoding of auxiliary codes in media signals
6638204221Manipulating and encrypting media packets
6648196194Method and network for securely delivering streaming data
6658196161Processing digital television programs at a receiver so as to prevent interception of unscrambled programs
6668194856Rolling code security system
6678194263Technique to process a tint block image for restraining a material printed by a printing apparatus from being copied
6688189858Digital watermarking with spatiotemporal masking
6698189794System and method for effectively performing data restore/migration procedures
6708189780Content protection system
6718184952Segment boundary obfuscation
6728184812Secure computing device with monotonic counter and method therefor
6738184810Secure device and relay terminal
6748184809Adaptive and progressive audio stream scrambling
6758180059Management apparatus, terminal apparatus, and copyright protection system
6768176313Executable software security system
6778175328Two level cross-correlation based system for watermarking continuous digital media
6788171564Systems and methods for one-to-many secure video encryption
6798171561Secure personal content server
6808171292Systems, devices, and methods for securely transmitting a security parameter to a computing device
6818170209Extensible disc player
6828170205Processor apparatus
6838166499Method, apparatus and set-top device for transmitting content to a receiver
6848166191Hint based media content streaming
6858165293Method and system providing scrambled content
6868165292Method and system for secure distribution of audiovisual data encapsulated according to a plurality of transport protocols
6878161532Operating system independent architecture for subscription computing
6888160250Monitoring usage of encrypted broadcast services
6898160249Utilizing data reduction in steganographic and cryptographic system
6908160157Video H.264 encryption preserving synchronization and compatibility of syntax
6918155316Contract based memory management for isochronous streams
6928155184Video coding system using texture analysis and synthesis in a scalable coding framework
6938144870Encoding and detecting apparatus
6948144869Content protection system, key data generation apparatus, and terminal apparatus
6958144868Encryption/decryption of program data but not PSI data
6968139924System and method for digital content retrieval
6978135963Program conversion device and program execution device
6988132252System and method for securely transmitting data using video validation
6998132201Process for transmitting digital data representative of a content
7008130952Methods and apparatus for persistent control and protection of content
7018130948Addressing of groups of broadcast satellite receivers within a portion of the satellite footprint
7028130811Assessing quality of service using digital watermark information
7038127367Refreshing software licenses
7048127361Hierarchical scheme for secure multimedia distribution
7058126143Apparatus and method for improving in-game communications during a game
7068125571Video data processing module furnished with a configurable video processing unit with a single input bus
7078122501Traitor detection for multilevel assignment
7088121952System, method, and service for delivering multimedia content by means of a permission to decrypt titles on a physical media
7098121291Apparatus, system, method and computer program product for distributing service information and digital rights for broadcast data
7108117442Data processor
7118117438Method and apparatus for providing secure messaging service certificate registration
7128116452Content playback device
7138108690Password-protected data writing and reproducing device and method
7148107668Digital differential watermark and method
7158107626Method and system for enabling transfer of content between a storage device and a portable media player device
7168103883Method and apparatus for enforcing use of danbury key management services for software applied full volume encryption
7178103001Method for verifying rights contained in a security module
7188103000Slice mask and moat pattern partial encryption
7198099599Controlling access to data streams
7208099285Temporally accurate watermarking system and method of operation
7218098879Information processing device, image movement instructing method, and information storage medium
7228098820Conditional access system for broadcast digital television
7238095470Identifying a content provider
7248094876Personalized marking for protecting digital audiovisual streams
7258094872Three-dimensional wavelet based video fingerprinting
7268094820Information recording/reproducing device
7278094819Method and apparatus for high agility cryptographic key manager
7288094818Method to synthesize video copy protection signals
7298091137Transferring a data object between devices
7308090239Identification-information recording system, management unit, recording unit and recording control circuit
7318090104Method of descrambling a scrambled content data object
7328090102Information processing device, information processing method, and computer program

2011

7338086851Methods for broadcasting and receiving a scrambled multimedia programme, network head, terminal, receiver and security processor for these methods
7348086221Authorizing an endpoint node for a communication service
7358085935Embedding and extraction of information from an embedded content using replica modulation
7368082212Electronic musical apparatus for recording and reproducing music content
7378081756Implementation of media-protection policies
7388081755JPEG2000 syntax-compliant encryption with full scalability
7398079043Service activation of set-top box functionality using broadcast conditional access system
7408078541Electronic musical apparatus for recording and reproducing music content
7418077870Cryptographic key split binder for use with tagged data elements
7428068608Video processing system for scrambling video streams with dependent portions and methods for use therewith
7438068516Method and system for exchanging media and data between multiple clients and a central entity
7448065524Authentication processing apparatus and authentication processing method
7458060938Proprietary portable audio player system for protecting digital content copyrights
7468060902System for receiving broadcast digital data comprising a master digital terminal, and at least one slave digital terminal
7478059941Multiplex DVD player
7488059815Transforming data files into logical storage units for auxiliary data through reversible watermarks
7498056116Control method, control program, and control system
7508055903Signal watermarking in the presence of encryption
7518055901Optical signature to enable image correction
7528055076Tag information production apparatus, tag information production method and recording medium
7538054969Transmission of a digital message interspersed throughout a compressed information signal
7548051492System and method for tracing tardos fingerprint codes
7558051284Encryption communications system
7568050451Electronic forms using indicia, sometimes hidden indicia
7578046838Using a modulation transfer function of a device to create digital content for the device
7588046791Signal processing apparatus and methods
7598045753Method of and system for authenticating an item
7608045709Digital broadcasting conditional access terminal and method
7618041934Transmission distinguishing apparatus, systems, and methods
7628041034Multi-streaming apparatus and multi-streaming method using temporary storage medium
7638037491Data transmitting method, data transmitting system, data receiving method and receiving terminal
7648036382Conditional access system and method for prevention of replay attacks
7658036381Partial multiple encryption
7668032941Method and apparatus for searching for rights objects stored in portable storage device object identifier
7678031870Conditional access system for each transmitter in single frequency network, and a method thereof
7688031868Apparatus, method, and computer program product for recording content
7698028170Method of authenticating print media using a mobile telephone
7708027471Multimedia storage systems and methods
7718027470Video slice and active region based multiple partial encryption
7728027469Video slice and active region based multiple partial encryption
7738027468Method and system for camera sensor fingerprinting
7748027234Information record controlling apparatus, information record controlling method, information reproduction controlling apparatus, information reproduction controlling method, information recording medium, information record controlling program, and information reproduction controlling program
7758024580Transmitting apparatus, receiving apparatus, and data transmitting system
7768023689Robust signature for signal authentication
7778023653Media key-transformation obfuscation in advanced access content system
7788023652Apparatus and method for implementing digital rights management systems in low-efficiency storage device
7798020004Forensic marking using a common customization function
7808020002Method of authenticating print medium using printing mobile device
7818019115Object authentication using a portable digital image acquisition device
7828019080Method and apparatus for providing content service
7838018569Method and apparatus for inhibiting the piracy of motion pictures
7848015412Authentication of an object
7858014525Digital broadcasting transmitting system for conditional access and method thereof, and digital broadcasting receiving terminal and method thereof
7868014524Scaling independent technique for watermarking images with recorder shut-off
7878014236Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk
7888011015Content access in a media network environment
7898011012Program substitution
7908010977Broadcast receiving apparatus and pay program providing system
7918010808Data recognition apparatus for copy protection and method thereof and recording medium thereof
7928010805Secure porting of information from one device to another
7938009662Digital broadcasting system and method of processing data
7948005216Method and apparatus providing confidentiality, integrity and authenticity for a video file
7958000495Digital watermarking systems and methods
7968000475System and method for encrypting and modulating video streams
7977996861Flexible interface for secure input of pin code
7987996672Support for multiple digital rights management systems for same content
7997995755Method for management of access means to conditional access data
8007992169Signal processing apparatus and methods
8017992002Data depository and associated methodology providing secure access pursuant to compliance standard conformity
8027991156Digital rights management negotiation for streaming media over a network
8037991155Backup management device, backup management method, computer program, recording medium, integrated circuit, and backup system
8047987511E-mail with secure message parts
8057987370Digital watermark systems and methods
8067986795Method and apparatus for protecting media content against unauthorized duplication
8077986782Method and system for managing rights in digital information over a network
8087984512Integrating security by obscurity with access control lists
8097984464Digital broadcast receiving apparatus
8107983440Selection of I-frames for client-side watermarking
8117983417System and method for dynamically allocating stream identifiers in a multi-encryption transport system
8127983416Information processing device, information processing method, and computer program
8137979876Receiver, distribution method of release information and distribution method of contents
8147979419Distributed search methods for time-shifted and live peer-to-peer video streaming
8157978853System and computer program product for protecting audio content
8167978852Method of partially scrambling a data stream
8177978847System using data compression and hashing adapted for use for multimedia encryption
8187975313System and method for tracing Tardos fingerprint codes
8197975280Method and apparatus for performing impulse authorizations within a video on demand environment
8207975279Impulse purchase system for pay-television
8217975277System for providing alternative services
8227974411Method for protecting audio content
8237974280Distributed and secured method and system for protecting and distributing audio-visual flows
8247971232Setting group policy by device ownership
8257970138Method and apparatus for supporting broadcast efficiency and security enhancements
8267969979Distribution of multicast data to users
8277966637Hardware module for adding functionality to television
8287965841Method and apparatus for compressing and decompressing data, and computer product
8297965840Data transmission and reception method and data transmission and reception device
8307965839Encryption system for satellite delivered television
8317965838Watermark generating circuit and related method thereof
8327965837Method and system for wireless digital video presentation
8337962964Watermarking and transferring material
8347961904Apparatus for embedding and reproducing watermark into and from contents data
8357961881Apparatus and methods for including codes in audio signals
8367961880Methods and apparatuses for determining scrambling codes for signal transmission
8377958527Signal processing apparatus and methods
8387958523Method and system for protecting cable television subscriber-specific information allowing limited subset access
8397958361Information processing apparatus and method
8407957530Method and system for ensuring secure scrambling and de-scrambling and the distribution of vectoral visual sequences
8417957529Procurement and audit of digital rights management event data
8427957528Near field registration of home system audio-video device
8437954164Method of copy detection and protection using non-standard TOC entries
8447950040Programming distribution system
8457945925Copy protection
8467945046Decryption processing apparatus, decryption method and image forming apparatus
8477940930Native scrambling system
8487937594Apparatus and method for a programmable security processor
8497936876System and method for transporting video data through a dual-link HD-SDI connection
8507934105Data transfer device
8517933950Secure control of features of a digital device
8527933514Camera system and digital camera
8537933411Method of constructing MPEG program streams from encrypted MPEG transport streams
8547933409Content playback device
8557933408Asynchronous download
8567933407Digital video protection for authenticity verification
8577930724Secure distribution of video on-demand
8587930712Apparatus and method for processing content signals from multiple signal sources
8597930703System and method for providing access to multimedia content via a serial connection
8607930426Method for tracking transmission status of data to entities such as peers in a network
8617929698Selective encryption to enable trick play with enhanced security
8627929697Secure data transmission via multichannel entitlement management and control
8637929696Receiving DBS content on digital TV receivers
8647925590Multimedia search engine
8657925042Information processing apparatus and information processing method
8667925027Secure address proxying using multi-key cryptographically generated addresses
8677925020Apparatuses and methods for copy protection
8687925019Method and apparatus for converting data, method and apparatus for inverse converting data, and recording medium
8697925017Information recording device, information playback device, information recording medium, information recording method, information playback method, and program providing medium
8707925016Method and apparatus for descrambling content
8717920702Digital rights management system and method
8727920701System and method for digital content protection
8737917946Method and network for securely delivering streaming data
8747917770Configurable data masking for software testing
8757916866Apparatus for descrambling a data retrieved from an optical storage medium, and method therefor
8767916865Dynamically shifting control word
8777916864Graphics processing unit used for cryptographic processing
8787913309Information rights management
8797913273System and method for receiving broadcast audio/video works and for enabling a consumer to purchase the received audio/video works
8807913272Method and device for updating reception rights in a multiple operator system
8817913080Setting information distribution apparatus, method, program, and medium, authentication setting transfer apparatus, method, program, and medium, and setting information reception program
8827912220Packetization of non-MPEG stream data in systems using advanced multi-stream POD interface
8837912219Just in time delivery of entitlement control message (ECMs) and other essential data elements for television programming
8847912218Method of broadcasting multimedia content via distribution network
8857912217Customized advertisement splicing in encrypted entertainment sources
8867908491Method and device for controlling access to encrypted data
8877908478Data processing method and data reading method
8887907728Method and system of transferring scrambled content
8897907727System and method for allowing copying or distribution of a copy protected signal
8907903815Method of identifying multiple digital streams within a multiplexed signal
8917900263Content recording/reproducing apparatus and content recording/reproducing method
8927900049Method for recognizing audio-visual data in transmission networks, in particular internet
8937899182Digital broadcast reception apparatus
8947895638Protocol for entering, disabling and/or erasing scrambled data access rights and the corresponding access control module
8957895616Reconstitution of program streams split across multiple packet identifiers
8967894603Recording system and method, recording device and method, input device and method, reproduction system and method, reproduction device and method, recording medium, and program
8977890770Method for deactivating and reactivating security modules
8987889864Data processing system and method
8997889863Recording device, recording medium, and content protection system
9007886318Set top box with digital rights management for multiple devices and methods for use therewith
9017885407Transmitting apparatus, receiving apparatus, and data transmission system
9027882357System and method of retrieving a watermark within a signal
9037881478Method for controlling access to an encrypted programme
9047876899Recoverable digital content degradation: method and apparatus
9057876894Method and system to provide security implementation for storage devices
9067873826Routing voice over internet (VoIP) call
9077873237Degrading 3D information
9087873162Reproducing method, reproducing apparatus, recording method, and recording apparatus
9097870393Steganographic method and device
9107869600Optical transmitter and transmitting method for transmitting cryptogram
9117869595Content copying device and content copying method
9127869594Digital broadcasting receiving system and digital broadcasting receiving device
91378688993-D graphics texturing system using encrypted textures
9147865926System for interactively distributing information services
9157865920Signal processing apparatus and methods
9167865917Security enhanced tiered subscription broadcast system
9177865034Image display methods and systems with sub-frame intensity compensation
9187864957Methods and apparatus for secure distribution of program content
9197864759Synchronization of secured audiovisual streams

2010

9207861312MP3 player with digital rights management
9217861306Method and system for limiting the use of user-specific software features
9227860250Apparatus for entitling and transmitting service instances to remote client devices
9237860246System and method for protecting data in a secure system
9247856104System and method for ensuring secure communication between TV and set back box
9257853971Broadcasting signal receiver apparatus provided with controller for controlling demodulation mode, and apparatus for controlling demodulation mode
9267853802Information processing system, method, and apparatus, and program
9277849479Signal processing apparatus and methods
9287848521Transmitting and processing protected content
9297848520Partial encryption storage medium
9307848519Video information recording apparatus and method, video information reproducing apparatus and method, recording medium, and program
9317844822Temporally threaded CMI watermark
9327844054Stream recording and/or reproducing apparatus and method
9337840007Digital data false alteration detection program and digital data false alteration detection apparatus
9347840006Content distribution system and content distribution method
9357840005Synchronization of media signals
9367839998Transcoding CableCARD
9377836300Security integrated circuit
9387835521Secure keyboard
9397835520Unique identifier per chip for digital audio/video data encryption/decryption in personal video recorders
9407831832Digital goods representation based upon matrix invariances
9417831515Method and system for subscription-based, entitlement-driven license key generation and distribution for digital goods
9427831060Method for protecting content of vector graphics formats
9437831046Method of managing the display of event specifications with conditional access
9447831045Security module revocation method used for securing broadcasted messages
9457827594Method of distributing scrambled services and/or data
9467827414Content data transmission system and content data transmission method
9477827111Recording medium reproducer, cryptocommunication system and program license system
9487826615Scrambling apparatus and method using conversion of motion vector information of video data
9497823213Recording apparatus, reproduction apparatus, data processing apparatus, recording and reproduction apparatus and data transmission apparatus and corresponding methods
9507823175Signal processing apparatus and methods
9517822994Data bus line and bus having an encryption/decryption device
9527822202Method and device for processing a sequence of video images
9537822201Methods and apparatus for persistent control and protection of content
9547818258Electronic musical apparatus for recording and reproducing music content
9557817801Method and apparatus for embedding data within the vertical blanking interval of video transmissions
9567817800Cryptographic key split binder for use with tagged data elements
9577814563Recording/playback system for medium compliant to copy control
9587814514Digital broadcast receiving apparatus configured for use with copy control information
9597813506System and methods for permitting open access to data objects and for securing data within the data objects
9607813505Sequence number synchronization for ciphering
9617813504Protection of data on media recording disks
9627813249Information recording apparatus and method, information reproduction apparatus and method, information recording medium, program storage medium and program
9637810163Secure media path methods, systems, and architectures
9647809139Digital broadcasting system and method of processing data in digital broadcasting system
9657809138Methods and apparatus for persistent control and protection of content
9667805753System and method for optical medium region protection
9677804959Digital cable television broadcasting receiver
9687804958Super encrypted storage and retrieval of media programs with smartcard generated keys
9697804957Copy protection method, cablecard module, and video system of digital cable broadcasting channel according to predetermined digital cable broadcasting standard
9707802279Methods and apparatuses for processing broadcast flagged media content
9717802100Watermark system
9727801817Digital content management system and apparatus
9737801306Secure information distribution system utilizing information segment scrambling
9747801305Secure device for the broadcasting, recording and viewing on demand of audiovisual works in a format of the MPEG-2 TS type
9757801304Signal processing apparatus and methods
9767801303Video on demand in a broadcast network
9777797550System and method for securely buffering content
9787797524Method of dynamic database association in multi-mode communication device
9797796756Modular broadcast receiver system and method
9807796755Storage of digital data
9817796754Information recording processing apparatus, information reproduction processing apparatus, information recording medium, information recording processing method, information reproduction processing method, and computer program
9827792296Access-controlled encrypted recording method for site, interaction and process monitoring
9837792295Monitoring camera system, imaging device, and video display device
9847792294Selective encryption encoding
9857792293Method and apparatus for modifying a subsequently generated control command in a content control system
9867792292Electronic device, content reproduction control method, program, storage medium, and integrated circuit
9877788685Software RASP parser for a PVR-enabled set-top system
9887787624Method for inserting synchronization markers into a video stream, compatible with a block cipher
9897784100System and method for home network content protection and copy management
9907784070Satellite signal receive and method of conditionally accessing digital TV program by using the same
9917783888Watermarking in an audiovisual product
9927783071Imaging apparatus having a slot in which an image verification apparatus is inserted
9937778419Key masking for cryptographic processes
9947778418System and method for copy protection for digital signals
9957778417System and method for managing encrypted content using logical partitions
9967774809Signal processing apparatus and method
9977773752Circuits, apparatus, methods and computer program products for providing conditional access and copy protection schemes for digital broadcast data
9987773751Apparatus and method for controlling the copy and play of a digital audio contents
9997773750System and method for partially encrypted multimedia stream
10007770030Content guard system for copy protection of recordable media
10017770024Security message authentication instruction
10027769171Method for transmitting digital data in a local network
10037769170Signal processing apparatus and methods
10047769053Data multiplexing device, program distribution system, program transmission system, pay broadcast system, program transmission method, conditional access system, and data reception device
10057765604Information processing method, information processing apparatus and recording medium
10067765600Methods and apparatuses for authorizing features of a computer program for use with a product
10077765403System for controlling the distribution and use of rendered digital works through watermarking
10087764793Method to leverage a secure device to grant trust and identity to a second device
10097764791Method for secured transmission of audiovisual files
10107764790Scaling independent technique for watermarking images
10117761890Signal processing apparatus and methods
10127761709Media receiving apparatus, media system having the same, and control methods thereof
10137761707Recording medium, content player, content player method, and computer program
10147760880Decoder architecture system and method
10157760879Multiple partial encryption
10167760878Recording apparatus, playback apparatus, and privacy protecting method
10177760877Protection of data on media recording disks
10187757087Information processing apparatus and information processing method
10197756271Scalable layered access control for multimedia
10207752675Data receiving apparatus having digital contents copy protection function and method for controlling the same
10217752447Information-processing system and method, information-transmission-processing apparatus, and information-reception-processing apparatus
10227751563Slice mask and moat pattern partial encryption
10237751562Method and device for supplying of a data set stored in a database
10247751561Partial encryption
10257751560Time division partial encryption
10267747853IP delivery of secure digital content
10277747015Techniques of imperceptibly altering the spectrum of a displayed image in a manner that discourages copying
10287742600Prepaid pay television system
10297742599Apparatus and method for an iterative cryptographic block
10307738675Decoding apparatus for controlling sequence of operations for a plurality of copyright information detection sections
10317738339Data recording devices and methods thereof
10327734047Information recording medium, information processing device, information processing method, and computer program
10337734042System and method for using a streaming protocol
10347730323Controlling database copyrights
10357724901Image processing method
10367724900Method, apparatus, and program for processing information
10377721088Terminal device, server device, and content distribution system
10387720224System and method for the assertion and identification of rights information in an analog video signal
10397720222Method for storing and transmitting data generated by security module
10407716699Control and playback of media over network link
10417715588Two level cross-correlation based system for watermarking continuous digital media
10427715587Correlation-based system for watermarking continuous digital media
10437715558Encrypted-content recording medium, playback apparatus, and playback method
10447715557Method for managing rights of subscribers to a multi-operator pay-television system
10457715552Data authentication with a secure environment
10467711959Method for transmitting encrypted user data objects
10477711115Descrambler
10487706594Magnetic watermark for text documents
10497706565Multi-channel digital watermarking
10507706541Information management apparatus
10517706534Pay per minute for DVB-H services
10527706533Copy protection for video signal using narrowed horizontal synchronization signals
10537706532Encryption/decryption device and method
10547706531Recording apparatus, reproduction apparatus, data processing apparatus, recording and reproduction apparatus and data transmission apparatus and corresponding methods
10557702101Secure presentation of media streams in response to encrypted digital content
10567698718Method and system for restricting use of data in a circuit
10577698664Secure exchange of information in electronic design automation
10587698568System and method for using DRM to control conditional access to broadband digital content
10597697690Windowed backward key rotation
10607697686Unit for managing audio/video data and access control method for said data
10617697685Data dependent scrambler with reduced overhead
10627694145Indicating status for digital signatures
10637693330Anti-piracy image display methods and systems with sub-frame intensity compensation
10647693281Method for distributing scrambled digital data decryption keys
10657693278Data distribution apparatus and data communications system
10667690021Combining multiple simultaneous source cinema to multiple exhibitor receivers
10677688982Protected return path from digital rights management dongle
10687688978Scene change detection
10697688977Method for encrypting video data
10707684567Smartcard dynamic management
10717681244Packet transmitter apparatus
10727681214Outer code covered synchronous code division multiple access for cable modem channels
10737680279Image display system
10747680278Domino scheme for wireless cryptographic communication and communication method incorporating same
10757680277Optical media protection methods and apparatuses
10767680276Secure storage device for transfer of digital camera data
10777680275Method and system for the controlled delivery of digital services, such as multimedia telematics services
10787679629Methods and systems for constraining a video signal
10797676039Apparatus for controlling storage and playback of digital broadcasting contents
10807673154Recording medium, recording method, information transmission method, terminal device, and server device
10817672568Outputting apparatus, outputting method, recording apparatus, recording method, reproduction apparatus, reproduction method and recording medium
10827672454Method for copy protection of digital content
10837669056Method and apparatus for measuring presentation data exposure
10847668914Milestone synchronization in broadcast multimedia streams
10857668312Scrambling, descrambling and secure distribution of audio-visual sequences from video encoders based on wavelet processing
10867668311Method and system for transmission of decrypting information
10877664964Electronic media communication apparatus
10887664960Password enhancing device
10897664946System and method of guaranteed anonymity of cable television viewership behavior
10907664264Utilizing data reduction in steganographic and cryptographic systems
10917664262Playback apparatus and playback control method
10927664261Encryption processor
10937661000Information processing device, information recording medium and information processing method, and computer program
10947660986Secure control of security mode
10957660982Subscription broadcast security system
10967660416System and method for media content collaboration throughout a media production process
10977657160Unified control and memory for a combined DVD/HDD system
10987657032Data outputting method, recording method and apparatus, reproducing method and apparatus, and data transmitting method and receiving method
10997656930Assessing quality of service using digital watermark information
11007653947Image forming system, image forming apparatus, control method therefor and program implementing the control method
11017653922Digital television signal for receiving PSIP data, method of processing digital television signal, and digital television receiver
11027653920Method and system for protecting cable television subscriber-specific information allowing limited subset access
11037653552Digital file marketplace
11047653198Recording medium for data including concealment data and recording/reproducing method for such data
11057649994System and method for decoding CDMA quality channel
11067649993Video-signal processing system, video-signal processing apparatus and method, recording medium, and program
11077647641Method and system for conditional access applied to protection of content
11087647557Techniques for shuffling video information
11097644279Consumer product distribution in the embedded system market
11107644273Modulation method for minimizing pirating and/or unauthorized copying and/or unauthorized access of/to data on/from data media including compact discs and digital versatile discs
11117643634Electronic component allowing the decoding of satellite digital television signals
11127643478Secure and personalized broadcasting of audiovisual streams by a hybrid unicast/multicast system

2009

11137639927Unified control and memory for a combined DVD/HDD system
11147639833Personalized markup for protecting numerical audiovisual streams
11157639806Fingerprinting digital devices using electromagnetic characteristics of their communications
11167639805Digital rights management scheme for an on-demand distributed streaming system
11177639804Receiver device for star pattern partial encryption
11187636440Digital watermark with variable location
11197634171PC-based personal video recorder
11207634134Anti-piracy image display methods and systems
11217634090Packet based high definition high-bandwidth digital content protection
11227634089Cinema anti-piracy measures
11237633941Secured distributed method and system for the distribution of audiovisual flows
11247631338Interactive content delivery methods and apparatus
11257630614Playback of interactive television applications
11267630499Retrieval and transfer of encrypted hard drive content from DVR set-top boxes
11277627120Enhanced security for voice mail passwords
11287627119Encryption of control programs
11297627118Scanner device, scanner system and image protection method
11307623663Rolling code security system
11317623662Default encryption and decryption
11327623661Motion picture encoding and counterfeit tracking system and method
11337623660Method and system for pipelined decryption
11347620967Method for transmitting multimedia information elements, receiver of multimedia information elements distributed by said method and user interface for consulting said information elements
11357620814System and method for distributing data
11367620181Communications system with minimum error cryptographic resynchronization
11377620180Preparation of content for multiple conditional access methods in video on demand
11387620179System and method for security processing media streams
11397620178Copy protection for video signal added pulses
11407617510Media network using set-top boxes as nodes
11417616778System and method for applying watermarks
11427616763Validity verification method for a local digital network key
11437613319Electronic watermark generating apparatus, method, and program for generating electronic watermark
11447613302Systems and methods for compression of key sets having multiple keys
11457613298System and process for adaptive and progressive scrambling of video streams
11467613182Distributed and secured method and system for protecting and distributing audiovisual flows
11477613181Process and device for securing the transmission, recording and viewing of digital, audiovisual packetized streams
11487610486Conditional access system and method
11497609836Seamless switching between multiple pre-encrypted video files
11507609835Digital media cartridge system and method
11517607022Configurable encryption/decryption for multiple services support
11527606366Apparatus and method for embedding and extracting information in analog signals using distributed signal features and replica modulation
11537606365Encryption/decryption system and key scheduler with variable key length
11547603559Real-time signature embedding in video
11557603025Method and apparatus for copy protection detection in a video signal
11567602940Steganographic data hiding using a device clock
11577602914Utilization of encrypted hard drive content by one DVR set-top box when recorded by another
11587602913Retrieval and transfer of encrypted hard drive content from DVR set-top box utilizing second DVR set-top box
11597602912Content selection for partial encryption
11607602908System and method for using a streaming protocol
11617600238Method for verifying television receiver sets with access control and corresponding receiver set
11627599495Content delivery service providing apparatus and content delivery service terminal unit
11637599494Distribution of video content using a trusted network key for sharing content
11647596221Detection of a watermark in a digital signal
11657593548Secure and anonymous storage and accessibility for sensitive data
11667593541Apparatus and method for displaying images
11677593529Scramble methods and apparatus for packetized digital video signal in conditional access system
11687590243Digital media conditional access system for handling digital media content
11697590242Selective multimedia data encryption
11707590241Receiver and receiving method
11717590240Conditional access system and method prevention of replay attacks
11727590237Time-multiplexed multi-program encryption system
11737587604Watermark signal generating method
11747587603Protecting content from illicit reproduction by proof of existence of a complete data set via self-referencing sections
11757587599System and method for providing services
11767587125Reproducing/recording apparatus
11777587048Information output/recording apparatus/method for outputting recording information together with copy control information and recording the information therein in a high speed distribution environment
11787584361Encoding and detecting apparatus
11797583848Scrambling of image portions via color component interchange
11807583802Method for using a synchronous sampling design in a fixed-rate sampling mode
11817583801Apparatus, system, method and computer program product for distributing service information and digital rights for broadcast data
11827581104Image watermaking method using human visual system
11837580526Methods and apparatus for protecting signals transmitted between a source and destination device over multiple signals lines
11847580525Sub-scrambling/descrambling method and sub-scrambling/descrambling device
11857580523Distribution of video content using client to host pairing of integrated receivers/decoders
11867580522Digital video broadcasting receiver
11877580520Methods for scaling a progressively encrypted sequence of scalable data
11887577846Mechanism of matching between a receiver and a security module
11897577844Systems and methods for encoding randomly distributed features in an object
11907577843System and method for controlling contents by plurality of pieces of control information
11917577842Methods of scrambling and unscrambling a video signal, a system, an encoder, a decoder, a broadcast server, and a data medium for implementing the methods
11927577337Audio/video data recording/reproducing device and method, and audio/video data reproducing device and method
11937577253Conditional access method and devices
11947577252Method for secure object detection in images
11957577251Data player, digital contents player, playback system, data embedding apparatus, and embedded data detection apparatus
11967574004Image display method and image display processor
11977574003Recording medium, apparatus for forming the recording medium, and apparatus and method for reproducing the recording medium
11987571466Parental consent service
11997571457Advanced set top terminal with electronic mailbox for cable television delivery systems
12007570763Method for subscribing service and distributing encryption key based on public-key encryption algorithm in digital CATV system
12017570762Content delivery service providing apparatus and content delivery service terminal unit
12027570761Method and system for preventing unauthorized recording of media content in the iTunes.TM. environment
12037568107Method and system for auto discovery of authenticator for network login
12047567671Encryption method and apparatus for use in digital distribution system
12057567670Verification information for digital video signal
12067564974Frame-accurate editing methods and systems
12077564973Digital watermark embedding device and digital watermark embedding method
12087561715Method and arrangement for watermark detection
12097559070Moving image distribution system, moving image dividing system, moving image distribution program, moving image dividing program, and recording medium storing moving image distribution program and/or moving image dividing program
12107558834Method and system to process issue data pertaining to a system
12117558389Method and system of generating a speech signal with overlayed random frequency signal
12127555650Techniques for reducing the computational cost of embedding information in digital representations
12137555126Game apparatus managing system, game apparatus, controlling method, computer program and recording medium
12147555125Systems and methods for generation of time-dependent control signals for video signals
12157555124Secure video system for display adaptor
12167555123Processing an MPEG elementary stream in a conditional access overlay environment
12177552457Method of controlling descrambling of a plurality of program transport streams, receiver system and portable secure device
12187551738Separation of copy protection rules
12197551736Physical layer header scrambling in satellite broadcast systems
12207549160Method and system for authenticated access to internet protocol (IP) multicast traffic
12217549058Method and apparatus for encrypting and decrypting digital data
12227548619System and method for copy protection for digital signals
12237548532Method and apparatus to provide inline encryption and decryption for a wireless station via data streaming over a fast network
12247546618Lower-power standby mode for consumer electronics
12257546397Systems and methods for allowing multiple devices to share the same serial lines
12267545939Control 3 signal synthesis
12277545938Digital watermarking which allows tampering to be detected on a block-specific basis
12287545937Chrominance processing arrangement having immunity to colorstripe encoding
12297545936Method and device for incorporating additional information into main information through electronic watermarking technique
12307545935Networked multimedia overlay system
12317542568Encryption device a decrypting device a secret key generation device a copyright protection system and a cipher communication device
12327539307System, method, and service for delivering enhanced multimedia content on physical media
12337539306Key delivery apparatus, terminal apparatus, recording medium, and key delivery system
12347536013User equipment identification specific scrambling
12357535488Image data verification system
12367533271Method and apparatus for remote control and monitoring of a multimedia system
12377530084Method and apparatus for synchronizing dynamic graphics
12387529938Method, apparatus and system for performing authentication according to challenge-response protocol using scrambled access information
12397528993Hiding images in halftone pictures
12407526785Trusted computing platform for restricting use of data
12417526657Information processing apparatus, information processing method, and program storage medium
12427526646Authentication system and an authentication method for authenticating mobile information terminals
12437523303System and method for distributing digital works, apparatus and method for reproducing digital works, and computer program product
12447523302Electronic recipe management
12457522726Transmitter device, transmitting method, receiver device, receiving method, communication system, and program storage medium
12467520002Method for manipulation identification on a sensor
12477519819Layered security in digital watermarking
12487519811Data transmission controlling method and data transmission system
12497519228Method and apparatus for encrypting and compressing multimedia data
12507519180Method and apparatus for copy protection
12517516333Hybrid Java-C network appliance
12527515712Mechanism and apparatus for encapsulation of entitlement authorization in conditional access system
12537515711Methods and apparatuses for encrypting video and for decrypting video
12547512239Protection key for hardware and information management system
12557509667Broadband content jukebox with profile-based caching
12567508943Multimedia storage systems and methods
12577508941Methods and apparatus for use in surveillance systems
12587508940Video information recording apparatus and method, video information reproducing apparatus and method, recording medium, and program
12597508454Digital television conditional access methods and apparatus for simultaneously handling multiple television programs
12607506355Tracking end-user content viewing and navigation
12617505955Information terminal and content storage/playback method
12627505594Discontinuous transmission (DTX) controller system and method
12637505593Method for tracing traitors and preventing piracy of digital content in a broadcast encryption system
12647505592Apparatus for entitling and transmitting service instances to remote client devices
12657505591Personal video recorder and method for controlling thereof
12667505590Method and system for providing transcodability to frame coded streaming media
12677502473Process for managing the handling of conditional access data by at least two decoders
12687502472Encryption system and method for encrypting/decrypting sensitive data
12697502471System and method for protecting data streams in hardware components
12707502466System and method for secure communication of electronic documents
12717499568Method, apparatus, and program for image processing capable of preventing, detecting and correcting image alteration, and a medium storing the program
12727499546Insertion of supplementary information in digital data
12737499545Method and system for dual link communications encryption
12747496198Partial dual encrypted stream utilizing program map tables
12757493662Data nullification device for nullifying digital content recorded on a recording medium, after the digital content has been reproduced, a predetermined time period has passed since the recording of the digital content, or the digital content has been moved to another recording medium
12767492898Rolling code security system
12777492897Conditional access system for broadcast digital television
12787492896Copy protection for video signal using added negative amplitude pulse
12797492895Data recording method and apparatus, data reproducing method and apparatus, and data recording and/or reproducing system
12807490340Selectively de-scrambling media signals
12817489801Encoding and decoding signals for digital watermarking
12827487365Saving and retrieving data based on symmetric key encryption
12837487356Digital watermarking system using scrambling method
12847487355Data processing apparatus and method
12857487349Method for securing a ciphered content transmitted by a broadcaster
12867486793Invoicing management method of a service transmitted per time unit
12877486792Terrestrial broadcast copy protection system for digital television
12887486791Reproducing method, reproducing apparatus, recording method, and recording apparatus
12897486790Method and apparatus for controlling access to storage media
12907484100Temporally threaded CMI watermark
12917480636Distribution system and method of operation thereof
12927477744Device and method for selectively supplying access to a service encrypted using a control word, and smart card
12937477742Method and apparatus for controlling contents utilization, and a computer product
12947477741Analysis resistant cipher method and apparatus
12957477740Access-controlled encrypted recording system for site, interaction and process monitoring
12967475415Receiver, distribution method of release information and distribution method of contents
12977475246Secure personal content server
12987475242Controlling the distribution of information

2008

12997472165Support program for web application server and server
13007471795Information transmission system
13017471479System for protection against copying on magnetic tape recorders
13027469420Key transport tamper protection
13037469049Data dependent scrambler with reduced overhead
13047467297Apparatus of a flexible and common IPMP system for MPEG-2 content distribution and protection
13057466823Digital media distribution method and system
13067466822Data coding
13077464411Copy protection for optical discs
13087464400Distributed environment controlled access facility
13097464271Systems and methods of providing content protection for digital video products
13107463738Method for providing multimedia files and terminal therefor
13117463737System and method for conditional access key encryption
13127463736Data process apparatus and method therefor
13137463735Encoding and decoding methods for secure scalable streaming and related systems
13147461406Access control for digital content
13157461396System and method for providing a secure environment for performing conditional access functions for a set top box
13167461256Generating watermark signals
13177460668Optimized secure media playback control
13187460667Digital hidden data transport (DHDT)
13197457957Apparatus and method for issuing and authenticating securities, etc. using digital watermarking
13207457415Secure information distribution system utilizing information segment scrambling
13217457414Super encrypted storage and retrieval of media programs with smartcard generated keys
13227454626Transmitting/receiving apparatus and a transmitting/receiving method
13237454019System and method for controlling display of copy-never content
13247451490Media data protection with secure installer
13257451319System and method of watermarking a signal
13267447313Pointers to encrypted data in RTP header
13277441124Recording apparatus and method
13287441005Information supply system using communication line
13297437757Token for use in online electronic transactions
13307436959Data recording apparatus and recording method
13317434055Recording medium, recording method of recording medium, recording and/or reproducing method of recording medium, and data copy control method
13327433471MPEG-21 digital content protection system
13337430301Method for the enhancement of complex peaks
13347430294Method and apparatus for the encryption of data
13357428639Encrypted and watermarked temporal and resolution layering in advanced television
13367426274Method and apparatus for generating pseudo random numbers in a video device having an embedded cipher unit
13377426273Audio/video stream processing system and method for data copy protection
13387421082Data delivery method and data delivery system using sets of passkeys generated by dividing an encryption key
13397418478System and method for application discovery in a computing environment
13407415619Method and apparatus for recording and reproducing information on and from recording disc
13417412606Copy protection using detailed copy control information
13427409702Auxiliary program association table
13437409562Method and apparatus for encrypting media programs for later purchase and viewing
13447409431Server apparatus, communications method, program for making computer execute the communications method, and computer-readable storage medium containing the program
13457409060Durable and undecipherable digital watermarking technique and detection of unauthorized use
13467408859Method and apparatus for recording and reproducing information on and from recording disc
13477406599Indicating status for digital signatures
13487406446System and method for trustworthy metering and deactivation
13497406177Recording medium, recording method, recording apparatus, and reproduction method
13507406176Fully scalable encryption for scalable multimedia
13517403622Process for managing a symmetric key in a communication network and devices for the implementation of this process
13527403619Interface module and decoder for host
13537403617System and method for copy protection for digital signals
13547403616Electronic apparatus, data recording method for the electronic apparatus, and storage medium storing program for executing the data recording method
13557400729Secure delivery of encrypted digital content
13567400727Information embedding method, information extracting method, information embedding apparatus, information extracting apparatus, and recording media
13577400726Apparatus for preventing unauthorized use of a copyrighted medium
13587400725Information recording medium for recording a scrambled part of content information, and method and apparatus for reproducing information recorded therein
13597398540System and method for tuning channels using a central point of control
13607398395Using multiple watermarks to protect content material
13617398008Copy protection for analog video signals from computing devices
13627397921Receiving apparatus
13637397920Information processing device and method, and recording medium
13647397919Access control method and storage apparatus
13657397918Dynamically shifting control word
13667395431Data encryption method, recording medium, data transfer apparatus, and encrypted data decryption method
13677391866Broadcast apparatus and reception apparatus for providing a storage service by which scrambled content is stored and descrambled using scrambling key list
13687389428Data processing system, data processing method, and program providing medium
13697386129System and method for multimedia content simulcast
13707386128Conditional access system providing access to multiple programs or services
13717386127Protection of data on media recording disks
13727386126Content protection system, key data generation apparatus, and terminal apparatus
13737386125Techniques of imperceptibly altering the spectrum of a displayed image in a manner that discourages copying
13747383561Conditional access system
13757383438System and method for secure conditional access download and reconfiguration
13767382969Method and system for preventing the unauthorized copying of video content
13777382879Digital rights management negotiation for streaming media over a network
13787380137Content guard system for copy protection of recordable media
13797380135Diligent control of preview of stored contents
13807380134Information recording/reproducing apparatus and method of executing encryption processing
13817380120Secured data format for access control
13827379548Virtual smart card device, method and system
13837376976Transcryption of digital content between content protection systems
13847376843Remote control of VCR with electronic mail
13857376829Terminal, data distribution system comprising such a terminal and method of re-transmitting digital data
13867376826Methods and apparatus for performing encryption and authentication
13877376337Video signal recording apparatus for copyrighted works
13887376233Video slice and active region based multiple partial encryption
13897373521Semiconductor IC, information processing method, information processing device, and program storage medium
13907369660Methods and apparatus for distributing digital content
13917366764Method for the identification and management of mass unsolicited e-mail
13927366302Apparatus and method for an iterative cryptographic block
13937363504Method and system for keystroke scan recognition biometrics on a smartcard
13947362861Methods and apparatus for protecting information content
13957362860Image data encryption method, image data transform method, apparatus for the methods, computer program, and computer-readable storage medium
13967362336Four color digital cinema system with extended color gamut and copy protection
13977359511Encryption transmission system
13987356845Method and apparatus for identification tagging documents in a computer system
13997356710Security message authentication control instruction
14007356143System, method, and apparatus for securely providing content viewable on a secure device
14017356141Baud rate modulation encoding/decoding method and device for remote controller
14027352864Display device
14037352863Copy protection for video signal using narrowed horizontal synchronization signals and amplitude modulation
14047349541Method and apparatus for controlling content consumption
14057349540Generation of user equipment identification specific scrambling code for high speed shared control channel
14067346779System and method for authenticating electronic documents
14077346164Communication installation for collective data reception
14087346163Dynamic composition of pre-encrypted video on demand content
14097343614Program delivery system for VOD
14107343013Composite session-based encryption of video on demand content
14117343012Recording and playback apparatus for stream data and transmission method for stream data
14127340778Method and apparatus for ensuring the copy protection of digital data
14137340152Method and system of copy protection of information
14147340059Programmable scrambler and De-scrambler for digital telephony equipment
14157340056Remote deactivation of decoders for accessing multimedia digital data
14167340055Memory card and data distribution system using it
14177336788Electronic book secure communication with home subsystem
14187336787Critical packet partial encryption
14197336786Reproduction apparatus
14207336785System and method for copy protecting transmitted information
14217336784Multimedia decoder method and system with authentication and enhanced digital rights management (DRM) where each received signal is unique and where the missing signal is cached inside the storage memory of each receiver
14227334248Conditional access filter as for a packet video signal inverse transport system
14237333716Duplication controlling method, duplication controlling apparatus, recording medium, and duplication controlling program embodied on computer-readable medium
14247333614System and method for encypting spread spectrum carrier
14257333610System and method for pre-encryption of transmitted content
14267330550Cryptographic system and method that uses excitation spectroscopy
14277328345Method and system for end to end securing of content for video on demand
14287327935Information recorder, system for copying information, method for copying information, program and computer readable recording medium
14297327843Data reproducing device, hard disk, and data storing disk
14307325131Robust watermark for DSD signals
14317321660Method and apparatus for encrypting/decrypting data using timed-release keys
14327320069Selective encryption of media data
14337319756Audio coding
14347319755Image altering apparatus and method for providing confidential viewing of a fundamental display image
14357319753Partial encryption and PID mapping
14367317797Seamless switching between multiple pre-encrypted video files
14377315685Method and apparatus for continuous feed of disks for recording digital video signals and authenticating the digitally recorded disks
14387315622Robust method for achieving audio/video synchronization in MPEG decoders in personal video recording applications
14397315621Digital watermark-embedding apparatus, digital watermark-embedding method, and recording medium

2007

14407310423Processing multiple encrypted transport streams
14417310422Partial encryption and PID mapping
14427308099Device and method for producing an encoded audio and/or video data stream
14437308098AV communication control circuit for realizing copyright protection with respect to radio LAN
14447305555Smart card mating protocol
14457305089Picture taking apparatus and method of controlling same
14467305088Video distribution playback method, apparatus to be disposed on video distribution end, apparatus to be disposed on video playback end, computer readable medium, and movie distribution method
14477305086Reducing problems caused by variations in watermark detection results
14487302162Modulation of a video signal with an impairment signal to increase the video signal masked threshold
14497302059Star pattern partial encryption
14507302058Method and apparatus for securing control words
14517302057Method and process for transmitting video content
14527299494File management method and files
14537298846Method of identifying multiple digital streams within a multiplexed signal
14547298845Digital content protection system
14557298844Recording/reproducing apparatus, data moving method, and data deletion method
14567298842Utilizing a key for enciphering and deciphering that is modified during enciphering and deciphering
14577296296Protected media path and refusal response enabler
14587295751Method and apparatus for continuous feed of disks for recording digital video signals and authenticating the digitally recorded disks
14597295681Method and apparatus for providing improved workflow for digital watermarking
14607295673Method and system for securing compressed digital video
14617295576Transport packet parser
14627292692Content scrambling with minimal impact on legacy devices
14637292691Progressive video refresh slice detection
14647292690Video scene change detection
14657290285Systems and methods for distributing and viewing electronic documents
14667290137Information processing apparatus, executable module generating method, and storage medium
14677289630Counter initialization, particularly for radio frames
14687286670Method and apparatus for chaotic opportunistic lossless compression of data
14697286667Decryption system
14707284129Data processing apparatus and method
14717280661Data output method and apparatus, data playback method and apparatus, data recording method and apparatus, and data recording and playback method and apparatus
14727280660Receiver
14737278165Method and system for implementing digital rights management
14747275163Asynchronous configuration
14757274790Scrambling and descrambling a high definition TV signal
14767272856Decryption device
14777272718Device, method and storage medium for superimposing first and second watermarking information on an audio signal based on psychological auditory sense analysis
14787272227Delivery of data via omnidirectional digital transmission
14797269854Transaction system for transporting media files from content provider sources to home entertainment devices
14807266198System and method for providing authorized access to digital content
14817263723Apparatus and method for outputting digital information
14827263189Data transmission and receiving apparatus for digital broadcast signals which include control information
14837263188Data delivery system, server apparatus, reproducing apparatus, data delivery method, data playback method, storage medium, control, signal, and transmission data signal
14847263187Batch mode session-based encryption of video on demand content
14857260726Method and apparatus for a secure computing environment
14867260722Digital multimedia watermarking for source identification
14877260721Information processing method, information processing apparatus and recording medium
14887260220Adaptive watermarking
14897257844System and method for enhanced piracy protection in a wireless personal communication device
14907257710Additional-data embedding apparatus and additional-data embedding method
14917257226Information management method and information management apparatus
14927254838Copy protection method and system for digital media
14937254836Protected media path and refusal response enabler
14947254720Precise exit logic for removal of security overlay of instruction space
14957254716Security supervisor governing allowed transactions on a system bus
14967254236Method and system for handling two CA systems in a same receiver
14977251833Digital media delivery with local cache and streaming tokens
14987249256Encryption protocol
14997248739Semiconductor device for compressing video signals with copy protection information
15007248697Apparatus and method for scrambling and descrambling data wordwise in optical disk system
15017248694Access to encrypted broadcast content
15027246246System for keying protected electronic data to particular media to prevent unauthorized copying using a compound key
15037246234Transmitter device, transmitting method, receiver device, receiving method, communication system, and program storage medium
15047245721Data encoding/decoding device and apparatus using the same
15057245720Method for controlling the use of a program signal in a broadcast system, and control device for a receiver for carrying out such a method
15067245719Recording method and apparatus, optical disk, and computer-readable storage medium
15077243233System and method for secure communication between electronic devices
15087243225Data handling in IPSec enabled network stack
15097242773Multiple partial encryption using retuning
15107242772Encryption apparatus and method for synchronizing multiple encryption keys with a data stream
15117242771Contents management system
15127240366End-to-end authentication of session initiation protocol messages using certificates
15137240359Programming distribution system
15147240217Reprogrammable subscriber terminal
15157239706Transcoder for decoding encoded TV programs
15167239705Apparatus and method for broadcast services transmission and reception
15177239704Method and apparatus for recording of encrypted digital data
15187239703Copyright protection system for data storage and transmission
15197239661Media data processing apparatus and media data processing method
15207237123Systems and methods for preventing unauthorized use of digital content
15217237108Encryption of streaming control protocols and their headers
15227236686Method and apparatus for transmitting a signal, method and apparatus for receiving a signal, VBI signal generating apparatus, video signal transmitting apparatus, video signal processing apparatus, video signal receiving apparatus, decoding apparatus, and recording medium for recording a video signal
15237233669Selective encryption to enable multiple decryption keys
15247233668System and method for a commercial multimedia rental and distribution system
15257231528Method of editing/restoring electronic information
15267231042Signal transmission apparatus and signal transmission method
15277228559Programming distribution and notification system
15287228437Method and system for securing local database file of local content stored on end-user system
15297228425Protecting content from illicit reproduction by proof of existence of a complete data set via self-referencing sections
15307228413Data transmitting/receiving method and its receiver
15317227953MPEG data recorder having IEEE 1394 interface
15327227952System, method, and device for playing back recorded audio, video or other content from non-volatile memory cards, compact disks or other media
15337224799Digital watermarking device, digital watermark insertion method and digital watermark detection method
15347224798Methods and apparatus for providing a partial dual-encrypted stream in a conditional access overlay system
15357224797System and method for hybrid conditional access for receivers of encrypted transmissions
15367222367System for computer-aided monitoring of the use of licenses
15377221761Error resilient digital video scrambling
15387218738Encryption and content control in a digital broadcast system
15397215770System and method for partially encrypted multimedia stream
15407212636Encryption of a compressed video stream
15417210158Program signal blocking system
15427209558Reproducing device, reproducing method, and receiving device
15437206409Motion picture anti-piracy coding
15447203968Method and apparatus for selectively executing information recording using a cognizant mode and a non-cognizant mode
15457203965System and method for home network content protection and copy management
15467203314Super encrypted storage and retrieval of media programs with modified conditional access functionality
15477203313Protecting decrypted compressed content and decrypted decompressed content at a digital rights management client
15487203312Data reproduction apparatus and data reproduction module
15497203310Methods and systems for cryptographically protecting secure content
15507200751Watermark system
15517200230System and method for controlling and enforcing access rights to encrypted media
15527190792Systems and methods for retrofitting electronic appliances to accept different content formats
15537188256Recording medium having encrypted sound data recorded therein and information processor
15547185208Data processing
15557184552Information reproducing apparatus
15567184546Method based on an algorithm capable of being graphically implemented to be used for the generation of filtering of data sequences and crytographic applications
15577181010Apparatus for entitling remote client devices
15587178022Digital content cryptograph and process
15597177844Apparatus and method for activation of a security module in a set-top retail environment
15607177525Digital watermark embedding method, digital watermark embedding apparatus and recording medium having a digital watermark
15617177430Digital entroping for digital audio reproductions
15627177429System and methods for permitting open access to data objects and for securing data within the data objects
15637177427Method and system for transferring information using an encryption mode indicator
156471769343-D graphics texturing system using encrypted textures
15657174466Method to protect software against unwanted use with a "detection and coercion" principle
15667174088Digital signal recording method, digital signal reproducing method, digital signal recording and reproducing method, and digital signal recording and reproducing apparatus
15677171485Broadband network system configured to transport audio or video at the transport layer, and associated method
15687171109Apparatus and method for recording and reproducing video data
15697170525Texturing system
15707167984Method and device for generating approximate message authentication codes
15717167562Security method using information transmission by optical means, and an optical disk for implementing the method
15727167561Recording apparatus, recording method, reproducing apparatus, and reproducing method
15737167560Partial encryption of stream-formatted media
15747164766Method for addressing terminals
15757162745Protecting decrypted compressed content and decrypted decompressed content at a digital rights management client
15767162034Method and apparatus for multi-session time-slot multiplexing
15777159126Digital content cryptograph and process
15787159118Methods and apparatus for embedding and recovering watermarking information based on host-matching codes

2006

15797155013Recording apparatus, recording method, reproducing apparatus, and reproducing method
15807155012Slice mask and moat pattern partial encryption
15817152166Digital rights management (DRM) encryption and data-protection for content on device without interactive authentication
15827151833Selective encryption to enable trick play
15837151832Dynamic encryption and decryption of a stream of data
15847151831Partial encryption and PID mapping
15857149895Personal device, terminal, server and methods for establishing a trustworthy connection between a user and a terminal
15867149545Method and apparatus for facilitating over-the-air activation of pre-programmed memory devices
15877149309Time-dependent authorization
15887146634Digital signal receiver and digital signal display method
15897146508Image processing apparatus and system and method of same
15907146507Information recording apparatus having function of encrypting information
15917146506Digital video display system
15927146503System and method of watermarking signal
15937146501Method and apparatus for encrypting and decrypting data using encrypting key contained in electronic watermark
15947146008Conditional access television sound
15957146007Secure conditional access port interface
15967143296Transmitting/receiving apparatus and a transmitting/receiving method
15977139398Time division partial encryption
15987136838Digital license and method for obtaining/providing a digital license
15997136487System and method for automatically protecting private video content using embedded cryptographic security
16007136485Packetizing devices for scalable data streaming
16017134026Data terminal device providing backup of uniquely existable content data
16027131133Access control method and information utilization apparatus
16037130911Method for monitoring unauthorized access to data stored in memory buffers
16047130423Threshold encoding of frame buffers
16057127733System for bi-directional voice and data communications over a video distribution network
16067127618Data protection via reversible data damage
16077127065Watermark embedding and detection
16087124444Method of converting audio data for a portable device and reproducing the converted audio data
16097123718Utilizing data reduction in stegnographic and cryptographic systems
16107120253Method and system for protecting video data
16117120252System and method for automatically protecting private video content using cryptographic security for legacy systems
16127120251Data player, digital contents player, playback system, data embedding apparatus, and embedded data detection apparatus
16137120250Content distribution for multiple digital rights management
16147117365Method and device for generating a data stream and method and device for playing back a data stream
16157116892System for providing scrambled content, and system for descrambling scrambled content
16167114168Method and apparatus for determining scope of content domain
16177114074Method and system for controlling encoded image production using image signatures
16187113597System and method for protection of video signals
16197111169Method and apparatus for content protection across a source-to-destination interface
16207110544Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk
16217110543Content management system, content management terminal, usage rule management server, content management method, and content management program
16227110542Protecting audio/video content during storage and playback on a processor-based system
16237109894Encoding and decoding a media signal with high and low quality versions
16247106861Digital AV data transmitting unit, digital AV data receiving unit, digital AV data transmitting/receiving unit, and medium
16257103184System and method for sign mask encryption and decryption
16267099473Information processing apparatus and method
16277099472Method and apparatus for securing digital video recording
16287095855Message identification with confidentiality, integrity, and source authentication
16297095853System and method for preventing an illegal copy of contents
16307088825Low I/O bandwidth method and system for implementing detection and identification of scrambling codes
16317088822Information playback device, information recording device, information playback method, information recording method, and information recording medium and program storage medium used therewith
16327086087Information processing device, card device and information processing system
16337085474Watermark detecting apparatus
16347085381Data multiplexing device, program distribution system, program transmission system, pay broadcast system, program transmission method, conditional access system, and data reception device
16357085380Method for modifying a copy protected video signal with a negative amplitude pulse
16367082197Data multiplexing device, program distribution system, program transmission system, pay broadcast system, program transmission method, conditional access system, and data reception device
16377080410Protecting decrypted compressed content and decrypted decompressed content at a digital rights management client
16387079752Process for recording a scrambled MPEG stream
16397076662Data alteration checking apparatus and method and recording medium
16407076661System for denying access to content generated by a compromised off line encryption device and for conveying cryptographic keys from multiple conditional access systems
16417076063Master digital data creation device and digital data reproduction device
16427073069Apparatus and method for a programmable security processor
16437072472Data multiplexing device, program distribution system, program transmission system, pay broadcast system, program transmission method, conditional access system, and data reception device
16447072471Data multiplexing device, program distribution system, program transmission system, pay broadcast system, program transmission method, conditional access system, and data reception device
16457072470Video scramble/descramble apparatus
16467068917Image controlling circuit, image controlling method, and computer readable medium, wherein programs to execute the image controlling method on a computer system are stored
16477068787System and method for protection of digital works
16487065213In a subscriber network receiving digital packets and transmitting digital packets below a predetermined maximum bit rate
16497065212Data hiding in communication
16507065211Signal reproducing/recording/transmitting method and apparatus and signal recording medium
16517062652Semiconductor memory card, data reading apparatus and data reading/reproducing apparatus
16527062048Apparatus and method for single encryption with multiple authorization of distributed content data
16537062047Signal reproducing/recording/transmitting method and apparatus and signal recording medium
16547062046Method and system for tracing an analog copy of a digital work to a unique digital copy and a particular digital player
16557058977Copyright control of encrypted data using uncorrected errors in an error correcting code
16567058820Information processing system, medium, information processing apparatus, information processing method, storage medium storing computer readable program for realizing such method
16577058809Method and system to uniquely associate multicast content with each of multiple recipients
16587051355Receiving apparatus, receiving method, and providing medium
16597051207Apparatus and methods for inserting and detecting electronic watermark
16607050698Method and apparatus for synthesizing or modifying a copy protection signal using a lowered signal level portion
16617050604Image data protection technique
16627050586Systems and methods for retrofitting electronic appliances to accept different content formats
16637046807Data administration method
16647046805System and method for efficiently storing and processing multimedia content
16657043138Broadcast receiver and system for performing copy prohibition and timed recording
16667043021Digital video content transmission ciphering and deciphering method and apparatus
16677043020Smartcard for use with a receiver of encrypted broadcast signals, and receiver
16687043019Copy protection for digital motion picture image data
16697039816Using smartcards or other cryptographic modules for enabling connected devices to access encrypted audio and visual content
16707039188Optical disc authentication method and apparatus
16717039187Signal reproducing/recording/transmitting method and apparatus and signal record medium
16727036021Image display device
16737035700Method and apparatus for embedding data in audio signals
16747031472Method of authenticating information, disk playback apparatus, and entertainment apparatus
16757031470Protection of data on media recording disks
16767030956Optical intensity modulation method and system, and optical state modulation apparatus
16777028184Technique for digitally notarizing a collection of data streams
16787027100Video signal transmission device, video signal output device, video signal reception device, video signal duplication control system, information superimposing/extraction device, and image recording medium
16797024204Wireless communication scheme with communication quality guarantee and copyright protection
16807023993Signal reproducing/recording/transmitting method and apparatus and signal record medium for use with signals featuring a multiple-phase color burst
16817023992Data multiplexing device, program distribution system, program transmission system, pay broadcast system, program transmission method, conditional access system, and data reception device
16827023881System and method for selectively scrambling multidimensional digital frame structure communications
16837020287Method and system for key insertion for stored encrypted content
16847020286Modulation of dynamical systems for communication
16857018045Image display apparatus and image display method
16867016496System and method for storing and accessing digital media content using smart card technology
16877013010Method and apparatus for optimally formatting media key blocks stored on media with high transfer latencies
16887010809Reproduction device stopping reproduction of encrypted content data having encrypted region shorter than predetermined length
16897010685Method and apparatus for storing scrambled digital programs by filtering product identifier
16907010125Method for tracing traitor receivers in a broadcast encryption system
16917006630Methods and apparatus for digital content protection
16927003670Biometric rights management system
16937003115Communication apparatus, communication system and method of the same
16947000113Recording information with a watermark related to a prerecorded medium mark on an information carrier
16956999587Information recording/reproducing system
16966996722Data communications
16976996237Apparatus and methods for including codes in audio signals
16986996236Methods and apparatus for protecting signals transmitted between a source and destination device over multiple signal lines
16996993132System and method for reducing fraud in a digital cable network
17006990584Method of and apparatus for restricting copy of digital information, and apparatus for recording digital information
17016990203Cable television setback decoder automatic control
17026990202Packetizing devices for secure scalable data streaming
17036990200Encryption method, cryptographic communication method, ciphertext generating device and cryptographic communication system of public-key cryptosystem
17046985584Non-volatile record medium, recording method, and recording apparatus
17056983050Methods and apparatus for protecting information content
17066983049Storage devices for secure scalable data streaming

2005

17076968059Video information generating apparatus, video communication terminal, video distribution server, and video information system
17086968058Digital evidential camera system for generating alteration detection data using built-in encryption key
17096966065Data transmission control method, data transmitting method, data transmitting apparatus, and receiving apparatus
17106965993Process and streaming server for encrypting a data stream
17116964060Conditional access system for controlling the access to a data content
17126963972Method and apparatus for networked information dissemination through secure transcoding
17136961431Analog privacy scrambler and scrambling method
17146959089Method and apparatus for secure transmission of data
17156957329System for encrypting data from multiple multimedia applications and method thereof
17166956949Method and apparatus for authenticating an hierarchy of video receiving devices
17176954532Selective encryption of mixed raster content layers
17186952479Dynamic copy protection of optical media
17196950938Service identification tag and communications system using the same
17206947561Method and apparatus for protecting copy control information provided to a video recording device
17216944876"V-chip" preset criteria
17226944763Data transmission system
17236944299Method for synchronous encryption over a communication medium
17246944296Video bit scrambling
17256940977Digital video and audio data encryption, decryption and system authentication
17266938028Image encrypting method, image encrypting device, recording medium on which image encrypting procedures are recorded, and recording medium on which encrypted image file is recorded
17276938015Method for providing database security
17286937730Method and system for providing content-specific conditional access to digital content
17296937729Representing entitlements to service in a conditional access system
17306934389Method and apparatus for providing bus-encrypted copy protection key to an unsecured bus
17316931129Method and apparatus for generating pseudo random numbers in a video device having an embedded cipher unit
17326928165Communication system using digital watermark for synchronizing multiplexed text data to video frames
17336925567Remote control of VCR with electronic mail
17346925181Method of protecting high definition video signal
17356925180PC card recorder
17366920222Conditional access system enabling partial viewing
17376920221Method and apparatus for protected exchange of status and secret values between a video source application and a video hardware interface
17386915432Composing a realigned image
17396910630Piracy prevention for voice and video
17406907125Apparatus and method for processing information and correcting an error in a decrypted error correction code
17416904522Method and apparatus for secure communication of information between a plurality of digital audiovisual devices
17426903666Video scramble/descramble apparatus
17436898578Recording apparatus for recording digital information
17446898285System to deliver encrypted access control information to support interoperability between digital information processing/control equipment
17456895555Image processing apparatus, method, and storage medium for controlling display of copyright-protected information
17466889327Copyrighted digital data management method, contents provider, user terminal, and data recording medium
17476889321Protected IP telephony calls using encryption
17486888944Method for assigning encryption keys
17496885748System and method for protection of digital works
17506883097Coincidence-free media key block for content protection for recordable media
17516882728Reproduction apparatus and decoding apparatus
17526876746Encryption/decryption engine for multiple isochronous data streams
17536868103Single photon source based on transmitters with selectively distributed frequencies
17546859877Image processing apparatus and method, and computer readable memory medium storing program for executing image processing
17556853728Video on demand pay per view services with unmodified conditional access functionality
17566848051System for determining successful reception of a message
17576839851Digital signal processing apparatus

2004

17586832319Content guard system for copy protection of recordable media
17596829367Content data judging apparatus
17606819765Video-signal output apparatus, video-signal input apparatus, and scramble method, and descramble method
17616813643Multimedia system with selectable protocol module including MPEG logic and docsis logic sharing a single tuner
17626812864Video scramble/descramble apparatus
17636810525Impulse pay per use method and system for data and multimedia services
17646804357Method and system for providing secure subscriber content data
17656798885Method and apparatus for encoding security information in a MIDI datastream
17666792532Method for encrypting data using IEEE 1394 serial bus network
17676789197Apparatus for data copyright management system
17686785817Reprogrammable subscriber terminal
17696766024Data communication system
17706763370Method and apparatus for content protection in a secure content delivery system
17716763071Image processing apparatus, method therefor and recording medium storing image processing program
17726757909Internet set-top box having an in-band tuner and cable modem
17736750917Device interconnect system using analog line
17746750902Camera network communication device
17756748080Apparatus for entitling remote client devices
17766744894Data management system
17776744892Method and apparatus for geographically limiting service in a conditional access system
17786741991Data management system
17796738905Conditional access via secure logging with simplified key management
17806735313Cryptographic method and apparatus for restricting access to transmitted programming content using hash functions and program identifiers
17816735312Cryptographic method for restricting access to transmitted programming content using .function.-redundant establishment key combinations
17826735311Encryption and decryption of multi-media data
17836731758Digital video content transmission ciphering and deciphering method and apparatus
17846728773System for controlling and regulating distribution of intellectual properties using internet protocol framework
17856728379Information processor and information processing method
17866725459Descrambling device for use in a conditional access system
17876721793Intellectual property over non-internet protocol systems and networks
17886721700Audio coding method and apparatus
17896721422Object-conditional access system
17906715076Video signal authentication system
17916714650Recording of scrambled digital data
17926714649Pay broadcasting system with enhanced security against illegal access to a down loaded program in a subscriber terminal
17936711261Enhancing concealment in the presence of fine mistuning for various TV scrambling techniques
17946701060Enhancing operations of video tape cassette players
17956697489Method and apparatus for securing control words
17966694396Interfacing an NRSS-A smart card within an NRSS-B PCMCIA
17976694023Method and apparatus for protecting copyright of digital recording medium and copyright protected digital recording medium
17986690810Image coding without coding transparency regions
17996690795Multiple keys for decrypting data in restricted-access television system
18006683958Apparatus and method for embedding and extracting information in analog signals using distributed signal features and replica modulation
18016681326Secure distribution of video on-demand
18026674858Receiving device, recording and reproducing device and receiving/recording-reproducing system for digital broadcast signal

2003

18036671881Conditional access filter as for a packet video signal inverse transport system
18046671376Video scramble/descramble apparatus
18056668320Transmission system
18066650753System for encrypting broadcast programs in the presence of compromised receiver devices
18076647149Methods and apparatus for securely transmitting and processing digital image data
18086622303Digital broadcast transmitting method and digital broadcast transmitting apparatus
18096609116System and method for securely updating copy-protected media
18106603816Receiver and receiving-decoding method
18116594361High speed signal processing smart card
18126591420Remote control system for audio and video content
18136590979Method and apparatus for compression compatible video scrambling
18146587561Key delivery in a secure broadcasting system
18156584200Image scrambling method and apparatus therefor
18166584199Conditional access system and method thereof
18176583825Method and apparatus for transmitting and downloading setup information
18186577354Method and system for broadcasting digital audio and video to an analog wireless device
18196570990Method of protecting high definition video signal
18206560651Digital information library and delivery system with logic for generating files targeting a playback device
18216560340Method and apparatus for geographically limiting service in a conditional access system
18226560339Electronic watermarking method, digital information distribution system using such method, and storage medium storing program of such method
18236550008Protection of information transmitted over communications channels
18246542609Method and apparatus for scrambling a high definition television signal
18256539475Method and system for protecting digital data from unauthorized copying
18266532539Process for controlling access to a domestic network and device implementing the process
18276526508Source authentication of download information in a conditional access system
18286526146Information recording system
18296526144Data protection system
18306523114Method and apparatus for embedding authentication information within digital data
18316522672Content-based multiplexer device and multiplexing method
18326519341Method and apparatus for outputting a high definition image
18336519340Method and apparatus for encryption using partial information
18346516465Digital video receiver, a conditional access module and a method of transmitting data therebetween
18356516412Authorization of services in a conditional access system
18366510519Conditional access system
18376505299Digital image scrambling for image coding systems

2002

18386496582Information processing apparatus and method therefor
18396487220Content-based multiplexer device and multiplexing method
18406480551Signal processing device and method for switching signal processors thereof
18416478222Downloading of applications in a digital decoder
18426477252Digital video content transmission ciphering and deciphering method and apparatus
18436473858Method and apparatus for broadcasting data with access control
18446460036System and method for providing customized electronic newspapers and target advertisements
18456459794Process for scrambling and process for descrambling digital video data and devices implementing the processes
18466453304Digital information recording apparatus for recording digital information
18476449719Process and streaming server for encrypting a data stream
18486449717Data copyright management system
18496438694Apparatus for data copyright management system
18506437830System and data format for communicating data between a video decoder and a peripheral device
18516430290Conditional access
18526427013Information broadcasting method, receiver, and information processing apparatus
18536424717Encryption devices for use in a conditional access system
18546424715Digital content management system and apparatus
18556424714Method and apparatus for providing conditional access in connection-oriented interactive networks with a multiplicity of service providers
18566424713Cryptographic system with concealed work factor
18576415031Selective and renewable encryption for secure distribution of video on-demand
18586411712Digital broadcast receiver
18596408390Apparatus for data copyright management system
18606408076Digital video broadcasting
18616408073Scramble circuit to protect data in a read only memory
18626400824Semiconductor imaging sensor with on-chip encryption
18636396850Method for cascading detachable conditional access modules, circuit for inserting a predetermined sequence and circuit for detecting the said sequence in order to implement the method
18646393562Method and apparatus for preventing fraudulent access in a conditional access system
18656393128System for broadcasting data signals in a secure manner
18666385317Method for providing a secure communication between two devices and application of this method
18676374402Method and apparatus for installation abstraction in a secure content delivery system
18686373948Cryptographic method and apparatus for restricting access to transmitted programming content using program identifiers
18696359985Procedure for marking binary coded data sets
18706353669Method and apparatus that processes a video signal to generate a random number generator seed
18716351538Conditional access and copy protection scheme for MPEG encoded video data
18726349140Information receiving system for descrambling scrambled information and presenting the descrambled information
18736343283Data copyright management system
18746335768Method and system for broadcasting digital audio and video to an analog wireless device

2001

18756321385Data receiving-processing apparatus and method, and broadcasting method
18766308269Arrangement for independently requesting a playing authorization for a reproduced encrypted information signal
18776307939Method and equipment for allocating to a television program, which is already conditionally accessed, a complementary conditional access
18786304659Secure data broadcasting
18796292568Representing entitlements to service in a conditional access system
18806286103Method and apparatus for encrypted data stream transmission
18816282293System and method for charging fee for video information
18826275988Image transmission apparatus, image transmission system, and communication apparatus
18836272226Apparatus and method for masking audio signals in a signal distribution system
18846266415Process for protecting an information item transmitted from a security element to a decoder and protection system using such a process
18856252964Authorization of services in a conditional access system
18866246767Source authentication of download information in a conditional access system
18876243469Information transmission method and apparatus
18886229895Secure distribution of video on-demand
18896226384Method and device for providing controlled access video signals without providing a signal in the clear
18906223285Method and system for transferring information using an encryption mode indicator
18916222926Method and device for providing controlled access video signals without providing a signal in the clear
18926222924Scrambling of digital media objects in connection with transmission and storage
18936222923Method for securing system protected by a key hierarchy
18946219422Data transmitting apparatus, receiving apparatus, and data transmission and reception system
18956215875Cipher processing system
18966212278Reprogrammable subscriber terminal
18976205582Interactive cable television system with frame server
18986195530Selective messaging via on-screen display
18996182218Digital content management system using electronic watermark
19006182215Information devices which select and use one out of plurality of encryption utilization protocols for protecting copyrights of digital productions
19016178242Digital recording protection system
19026175628Method and system for broadcasting/distributing digital audio and video to a television

2000

19036167045Method and system for receiving data packets in a unidirectional broadcasting system
19046166728Display system with programmable display parameters
19056163842Method and apparatus for embedding authentication information within digital data
19066160890Secret key transfer method which is highly secure and can restrict the damage caused when the secret key is leaked or decoded
19076158026Scrambling apparatus, method thereof, descrambling apparatus, and method thereof
19086157719Conditional access system
19096154206Method and apparatus for distributed conditional access control on a serial communication network
19106128605Apparatus for data copyright management system
19116122377Video signal receiver with record protection
19126118873System for encrypting broadcast programs in the presence of compromised receiver devices
19136115821Conditional access system, display of authorization status
19146115818Method and apparatus for embedding authentication information within digital data
19156108422Conditional access system, downloading of cryptographic information
19166108365GPS data access system
19176105134Verification of the source of program information in a conditional access system
19186101604Method and apparatus for embedding authentication information within digital data
19196097816Crypt key system
19206091818Conditional access system using messages with multiple encryption keys
19216088722System and method for scheduling broadcast of and access to video programs and other data using customer profiles
19226084909Method of encoding a stream of motion picture data
19236081794Data copyright management system
19246081599Saw television scrambling system
19256073122Cryptographic method and apparatus for restricting access to transmitted programming content using extended headers
19266072873Digital video broadcasting
19276069956Method and apparatus for encrypting multiplexed data streams using key information continued in streams
19286069952Data copyright management system
19296069647Conditional access and content security method
19306067121Scrambled broadcast system
19316064739System and method for copy-protecting distributed video content
19326061452Secure media on demand system whereby charge is determined in part from the periodicity of an encryption key
19336061451Apparatus and method for receiving and decrypting encrypted data and protecting decrypted data from illegal use
19346058186Information signal transmission system
19356055315Distributed scrambling method and system
19366055314System and method for secure purchase and delivery of video content programs
19376052715Interactive communication system for downloading large amount data
19386047374Method and apparatus for embedding authentication information within digital data
19396035397Process for data certification by scrambling and certification system using such a process
19406035044Scrambling type method and apparatus for video transmission/receipt
19416035038Conditional access system and smartcard allowing such access
19426029195System for customized electronic identification of desirable objects
19436029046Method and apparatus for a game delivery service including flash memory and a game back-up module
19446026164Communication processing system with multiple data layers for digital television broadcasting
19456021197Method and apparatus for controlling the operation of a signal decoder in a broadcasting system
19466020883System and method for scheduling broadcast of and access to video programs and other data using customer profiles
19476016348Decoding system and data format for processing and storing encrypted broadcast, cable or satellite video data

1999

19486009174Secret key transfer method which is highly secure and can restrict the damage caused when the secret key is leaked or decoded
19496009116GPS TV set top box with regional restrictions
19506005938Preventing replay attacks on digital information distributed by network service providers
19516005937Universal decoder
19526002772Data management system
19535999623Broadcast data access controller communication system
19545991403Recoverable cryptographic transformation on YUV data suitable for compressions
19555991400Time-shifted conditional access
19565990881Near video-on-demand signal receiver
19575978479Descrambler
19585978012Data receiving-processing apparatus and method, and broadcasting method
19595974144System for encryption of partitioned data blocks utilizing public key methods and random numbers
19605953418Providing selective data broadcast receiver addressability
19615937067Apparatus and method for local encryption control of a global transport data stream
19625933500Adaptive decoding system for processing encrypted and non-encrypted broadcast, cable or satellite video data
19635933499Image processing apparatus
19645926624Digital information library and delivery system with logic for generating files targeted to the playback device
19655917915Scramble/descramble method and apparatus for data broadcasting
19665912972Method and apparatus for embedding authentication information within digital data
19675912971User-addressing method and receiver in an authorized access television system
19685912969Information receiving and recording/reproducing apparatus/method having function for limiting/delimiting for protecting copyright of recording information
19695907619Secure compressed imaging
19705905713Method and apparatus for analyzing digital multi-program transmission packet streams
19715901339Pay broadcasting system
19725894518Picture information transmission system and picture coding and decoding apparatus for use with it
19735894320Multi-channel television system with viewer-selectable video and audio
19745889919Copy protect recording and playback system that enables single authorized recording of protected broadcasts be made
19755887061Compression coding device with scrambling function and expansion reproducing device with descrambling function
19765884141Near video-on-demand signal receiver
19775881154Data scramble transmission system
19785870476Process for pledging data for a secure data exchange protocol
19795870474Method and apparatus for providing conditional access in connection-oriented, interactive networks with a multiplicity of service providers
19805867579Apparatus for data copyright management system
19815864621Broadband television scrambling and descrambling system
19825862220Method and apparatus for using network address information to improve the performance of network transactions
19835862218Method and apparatus for in-camera image marking and authentication

1998

19845854840Data transmission protocol method and apparatus
19855852664Decode access control for encoded multimedia signals
19865852663Information signal transmission system
19875852290Smart-card based access control system with improved security
19885848158Data copyright management system
19895848157System for the shifting of a television signal scrambler
19905838791Encoder and decoder
19915835087System for generation of object profiles for a system for customized electronic identification of desirable objects
19925826168Near video-on-demand signal receiver
19935825884Method and apparatus for operating a transactional server in a proprietary database environment
19945825879System and method for copy-protecting distributed video content
19955818934Method and apparatus for providing a cryptographically secure interface between the decryption engine and the system decoder of a digital television receiver
19965818933Copyright control system
19975812665Switched channel system
19985805700Policy based selective encryption of compressed video data
19995802063Conditional access filter as for a packet video signal inverse transport system
20005799081Illegal view/copy protection method and apparatus for digital broadcasting system
20015796829Conditional access system
20025796828Controlled-access broadcast signal receiving system
20035794115Pay broadcasting system having a broadcasting station and a charging center
20045790666Decryptor
20055787179Scrambling and descrambling of data with improved security
20065787171Data transmitter and receiver
20075787089Digital signal broadcasting
20085784464System for and method of authenticating a client
20095774549Method and apparatus that processes a video signal to generate a random number generator seed
20105774548Digital broadcast transmitting and receiving system and transmitting and receiving apparatus thereof
20115774498Data transmitting apparatus and method of same
20125771064Home communications terminal having an applications module
20135768377Video signal descrambling apparatus
20145764773Repeating device, decoder device and concealment broadcasting
20155758257System and method for scheduling broadcast of and access to video programs and other data using customer profiles
20165757910Apparatus for preventing illegal copying of a digital broadcasting signal
20175757909Illegal view and copy protection method in digital video system and controlling method thereof
20185757416System and method for transmitting a plurality of digital services including imaging services
20195754940Interactive subscription television terminal
20205754939System for generation of user profiles for a system for customized electronic identification of desirable objects
20215754938Pseudonymous server for system for customized electronic identification of desirable objects
20225754658Adaptive encryption to avoid processor oversaturation
20235745482Repeating device
20245742681Process for the broadcasting of programmes with progressive conditional access and separation of the information flow and the corresponding receiver
20255742677Information terminal having reconfigurable memory
20265740246Crypt key system
20275734720System and method for providing digital communications between a head end and a set top terminal
20285721778Digital signal transmitting method, digital signal receiving apparatus, and recording medium
20295715515Method and apparatus for downloading on-screen graphics and captions to a television terminal
20305710815Encoder apparatus and decoder apparatus for a television signal having embedded viewer access control data
20315708960Subscription newspaper dispatching system
20325706346Scrambling apparatus and descrambling apparatus

1997

20335699429Packet TV program component detector
20345699426Video data bus communication system and method
20355689569Method and device for the utilization of electrical signals
20365687236Steganographic method and device
20375684876Apparatus and method for cipher stealing when encrypting MPEG transport packets
20385682426Subscriber site method and apparatus for decoding and selective interdiction of television channels
20395682425Information signal transmission system
20405680457System for updating an authorization memory
20415680454Method and system for anti-piracy using frame rate dithering
20425675732Dynamic channel assignment for TCP/IP data transmitted via cable television channels by managing the channels as a single sub network
20435675647Cable TV system using passwords
20445671278Video scrambling with variable function generator
20455671276Method and apparatus for impulse purchasing of packaged information services
20465668810Data transmission protocol method and apparatus
20475654746Secure authorization and control method and apparatus for a game delivery service
20485646997Method and apparatus for embedding authentication information within digital data
20495642418Satellite television system and method
20505638316Memory apparatus
20515636279Scramble apparatus and descramble apparatus
20525631693Method and apparatus for providing on demand services in a subscriber system
20535625693Apparatus and method for authenticating transmitting applications in an interactive TV system
20545621799Scrambled transmission system
20555621794Moving-picture encipherment method and system, and enciphered moving-picture decipherment method and system
20565621793TV set top box using GPS
20575619501Conditional access filter as for a packet video signal inverse transport system
20585613004Steganographic method and device
20595606612Method and apparatus for television signal scrambling using a line expansion technique
20605606611Receiving station management apparatus
20615604528Method and apparatus for providing periodic subscription television services
20625602920Combined DCAM and transport demultiplexer
20635600721Apparatus for scrambling a digital video signal
20645598472Charge-coupled-device based all-analog wave form scrambling with applications in audio, video, video-on-demand, and TV systems
20655594794Method and apparatus for free previews of communication network services
20665592551Method and apparatus for providing interactive electronic programming guide
20675592212Methods and systems for non-program applications for subscriber television

1996

20685590202Countdown system for conditional access module
20695590200Apparatus and method for securing communication systems
20705588058Method and device for scrambling and descrambling of a specific television broadcast
20715583938Image signal scrambling apparatus and descrambling apparatus
20725583562System and method for transmitting a plurality of digital services including imaging services
20735581614Method for encrypting and embedding information in a video program
20745579391TV scramble system for preventing illegal reception
20755570198Paid broadcast receiving device with connection detecting capability
20765561714Scrambling system for serial digital video
20775553142Audio recovery from scrambled video in a cable compatible television receiver
20785553140Digital and analog interface for set back box
20795546461Scramble system for use in digital video signal recording and reproducing system or transmission and receiving system, comprising scramble apparatus and descramble apparatus
20805541556Clock recovery circuit for serial digital video
20815539823Subscription television picture scrambling and descrambling system providing compatibility with different such systems
20825539450Methods and systems for providing additional service applications in pay television
20835537292Plug in expansion card for a subscriber terminal
20845530756Television scrambling and descrambling method, and transmitter and receiver using said method
20855521978Digital signal processing apparatus
20865519780System and method for providing compressed digital teletext services and teletext support services
20875517502Upstream transmission using multiple transmission tags and downstream acknowledgements in conditional access packets
20885515437Scramble transmission apparatus and signal processing apparatus
20895515107Method of encoding a stream of motion picture data
20905511125Method and device for the utilization of electrical signals
20915510844Video bitstream regeneration using previously agreed to high priority segments
20925509077Method for data security in a digital telecommunication system
20935509073Communications network
20945506904System and method for transmitting and receiving variable length authorization control for digital services
20955506903Digital multiplex transmission system
20965506902Data broadcasting system
20975504934Satellite communication receiving device capable of automatically dealing with frequent change of an assigned channel
20985504933Pay broadcasting system
20995504816Method and apparatus for controlling access to digital signals
21005502499Synchronizing waveform generator
21015502497Television broadcasting method and system enabling picture broadcasting from the transmitting equipment to the receiving equipment using alternative broadcasting system standards
21025499298Controlled dissemination of digital information
21035499294Digital camera with apparatus for authentication of images produced from an image file
21045497420Cable TV system using passwords
21055497187In-band/out-of-band data transmission method and apparatus for a television system
21065493339System and method for transmitting a plurality of digital services including compressed imaging services and associated ancillary data services
21075488659Encryption/decryption process and apparatus for a multichannel television system
21085485577Method and apparatus for incremental delivery of access rights
21095481542Interactive information services control system

1995

21105477276Digital signal processing apparatus for achieving fade-in and fade-out effects on digital video signals
21115473609Method and apparatus for processing a conditional access program guide as for a satellite TV service
21125465113Programmable channel regulating cable television controller
21135461675Apparatus and method for access control
21145459789Packet TV program component detector
21155452008Broadcast receiving system
21165450454Coding and decoding a modulated radio frequency signal
21175442701Process for the broadcasting of conditional access programs permitting a progressive access to such programs
21185440632Reprogrammable subscriber terminal
21195438370Apparatus and methods for providing close captioning in a digital program services delivery system
21205430799Multichannel television signal scrambling and descrambling system and method
21215430798Scrambled TV-IF signal transmission system
21225426699Method and apparatus for digitizing a scrambled analog video signal
21235420923Addressed messaging in a cable television system
21245420866Methods for providing conditional access information to decoders in a packet-based multiplexed communications system
21255420647T.V. viewing and recording system
21265418782Methods and apparatus for providing virtual service selection in a multi-service communications system
21275416508CATV system with transmission of program schedules, linked program broadcasts, and permissive ordering periods
21285414456Signal receiving apparatus with automatically activated scrambled signal decoder
21295406627Digital data cryptographic system
21305402489Scrambled video signal transmission system with pulse-code modulated subcarrier
21315400402System for limiting use of down-loaded video-on-demand data
21325400401System and method for transmitting a plurality of digital services
21335392352Scramble detecting circuit in a satellite broadcasting receiver and scramble detecting method
21345381481Method and apparatus for uniquely encrypting a plurality of services at a transmission site
21355381477Method of selecting cable television converter groups
21365381476Video theater system and reproducing apparatus therefor

1994

21375377266Scramble apparatus and descramble apparatus
21385373557System for processing user access control data at a decoder
21395367571Subscriber terminal with plug in expansion card
21405365282Television system module with remote control code determination
21415359601Apparatus providing dynamic virtual service selection in a multi-service communications system
21425355480Storage control method and apparatus for an interactive television terminal
21435355409Scramble codec and a television receiver incorporating the same
21445355161Identification system for broadcast program segments
21455351300Method of modifying pseudo-random sequences and device for scrambling or descrambling information components
21465349641Process for the transmission and reception of conditional access programmes with a reduced programme switching time
21475345505Coding system for a data signal
21485345504Differential compensation control for off-premises CATV system
21495341425Methods and apparatus for uniquely encrypting data at a plurality of data transmission sites for transmission to a reception site
21505335275Television scrambler
21515325201Pseudo-random number generator based on a video control counter
21525323244Recording and reproducing apparatus
21535321750Restricted information distribution system apparatus and methods
21545319708System for the simultaneous coding of a number of television signals and for decoding thereof in radiofrequency
21555319707System and method for multiplexing a plurality of digital program services for transmission to remote locations
21565309514Pulse generator including a memory for storing pulses for modulation on a carrier of a television signal
21575305382Satellite broadcast receiver
21585301245System for transmitting a commercial program in a CATV system
21595297204VCR with cable tuner control
21605291554Shared-price custom video rentals via interactive TV

1993

21615274706Tuning system for television signal
21625272752Authorization code lockout mechanism for preventing unauthorized reception of transmitted data
21635267312Audio signal cryptographic system
21645262874Method and apparatus for recording and replaying field-length-modulated video signals
21655257396Dual in-band/out-of-band CATV system
21665257254Apparatus for controlling CD audio player to playback CD-ROM
21675251035Satellite broadcasting tuner
21685243652Location-sensitive remote database access control
21695243650Method and apparatus for encryption/decryption of digital multisound in television
21705237610Independent external security module for a digitally upgradeable television signal decoder
21715237420Electronic apparatus having broadcasting system identifier displaying capability
21725235643Satellite receiver retuning system
21735231664Cable system having multiple barkering
21745231660Compensation control for off-premises CATV system
21755230019Key signal conversion device for CATV system
21765224161Method of scrambling and of unscrambling composite video signals, and device for implementation
21775214694Scramble signal transmission system for earth station of communication satellite
21785208856Scrambling and unscrambling method for composite video signals and implementing device
21795208854Picture carrier controlled automatic gain control circuit for cable television interdiction or jamming apparatus
21805206906Video scrambling system
21815204900Coding system for descrambling video
21825199067Process for promotion of pay television broadcasts, and device for use of the process
21835195134Transmitting, receiving, and automatic recording system for programs with time and channel information
21845185794System and method for scrambling and/or descrambling a video signal
21855185793Method and apparatus for securing television signals using sideband interdiction
21865177786Method and apparatus for scrambling/descrambling a video signal

1992

21875173900Method and apparatus for communicating different categories of data in a single data stream
21885172111Stored media screening device
21895168372Video control system
21905166976System and method for detection of a pulse within a video signal
21915161187Cable television system
21925159633Multimedia network system
21935144662Public communication system comprising distributed stations, and station and sub-station for use in such a communication system
21945142576System for securely providing restricted video information
21955142574Optimum amplitude and frequency of jamming carrier in interdiction program denial system
21965138659Conversion of television signal formats with retention of common control data stream
21975134656Pre-payment television system using a memory card associated with a decoder
21985123046VCR with cable tuner control
21995121204Apparatus for scrambling side panel information of a wide aspect ratio image signal
22005115467Signal encryption apparatus for generating common and distinct keys
22015113441Method for scrambling a television signal and method and apparatus for descrambling a scrambled television signal
22025111504Information processing apparatus with replaceable security element
22035103477Method and apparatus for descrambling a television signal
22045091938System and method for transmitting entertainment information to authorized ones of plural receivers
22055079733Pseudo-random sequence generator arrangement

1991

22065077607Cable television transaction terminal
22075063594Video signal scrambling system
22085060262Video scrambling, audio masking and data transmission methods for wireless cable systems
22095058160In-band controller
22105058159Method and system for scrambling and descrambling audio information signals
22115055924Remote-controlled substitution of a defined program part of a TV program by a separately transmitted program part for defined, selected receivers, household terminal for executing the method and method for operating a household terminal
22125054064Video control system for recorded programs
22135053883Terminal polling method
22145052047Modulator-remodulator with common local oscilator
22155046092Video control system for transmitted programs
22165046090Recorded medium for video control system
22175036537Geographic black-out method for direct broadcast satellite system
22185029207External security module for a television signal decoder
22195018197Secure video decoder system
22205008934CATV transmission system using scrambled signals
22215003592Scrambling video by time shifting
22225003591Functionally modifiable cable television converter system
22235001554Terminal authorization method
22244995080Television signal scrambling system and method
22254994908Interactive room status/time information system
22264991208Video control system having session encryption key
22274991206Method and apparatus for jamming selected television programs
22284991011Interactive television terminal with programmable background audio or video
22294987486Automatic interactive television terminal configuration

1990

22304980912Public communication system comprising distributed stations, and station and sub-station for use in such a communication system
22314965826Method of and system for scrambling/descrambling sound
22324963966CATV distribution system, especially adapted for off-premises premium channel interdiction
22334962529Scrambling method for TV picture
22344956862Method of providing sound privacy system compatible with mono and btsc stereo audio
22354953208CATV system transmitting a scrambled television signal
22364951313Scrambled frequency modulated video signal transmission system
22374947428Process for the broadcasting and reception of access title control messages
22384944006Secure data packet transmission system and method
22394939780CATV converter
22404937866System for decoding transmitted scrambled signals
22414926264Addressable terminal for CATV
22424920566Dual loop sinewave descrambler and method of descrambling
22434916737Secure anti-piracy encoded television system and method
22444914695Method and apparatus for frequency control of multiple oscillators using a single frequency-locked-loop
22454908860System for the secret transmission of audio signals and television receiver for receiving such signals
22464908834High security pay television system
22474907273High security pay television system
22484907269Process and circuit layout for the recognition of an identification sign (signum) contained in a video signal
22494905280High security videotext and videogame system

1989

22504890321Communications format for a subscription television system permitting transmission of individual text messages to subscribers
22514888796Program material screening device
22524887296Cryptographic system for direct broadcast satellite system
22534887152Message delivery system operable in an override mode upon reception of a command signal
22544885776Television signal encoder with reduced transient switching effects
22554876718Secure data packet transmission system and method
22564870682Television scrambling system
22574866770Method and apparatus for communication of video, audio, teletext, and data to groups of decoders in a communication system
22584864615Reproduction of secure keys by using distributed key generation data
22594864614Authorising coded signals
22604862268Addressable cable television control system with video format data transmission
22614841569Secure video distribution system
22624839922CATV scrambling and descrambling method
22634837820Hybrid CATV scrambling system
22644833710Pay television system
22654829589Anti-tapping system
22664827509CATV receiver
22674823385System for processing coded information
22684821097Apparatus and method for providing digital audio on the sound carrier of a standard television signal
22694817144Secure TV scrambling system using framing code switching
22704817143Scrambled signal receiver
22714817142Restoring framing in a communications system
22724809325Receiver for pay television
22734807023Mapping method for impulse pay per view system
22744803725Cryptographic system using interchangeable key blocks and selectable key fragments
22754802215Security system for television signal encryption
22764802214Method and apparatus for identifying and rendering operative particular descramblers in a television signal scrambling system
22774802213Sound masking in phase reversal TV scrambling system
22784797919Receiver having an interface with a sub-system
22794796297Device for calculating a charge for a charged information signal with errors avoided in a report of the charge

1988

22804794643Method for developing a key signal for descrambling in television broadcasting
22814792973Selective enablement of descramblers
22824792972Remote programming of CATV channel authorization unit
22834792971Selective viewing control system for CATV
22844790010Enhanced scrambling method and system for TV signals
22854771458Secure data packet transmission system and method
22864764701Multichannel surface acoustic wave encoder/decoder
22874759061Technique for toggling coding mode in a television signal encoder
22884757531Encryption of television signals
22894751732Broadcasting system
22904748576Pseudo-random binary sequence generators
22914742545Video picture signal scrambling system
22924742544Television transmission network with scrambling and descrambling
22934739510Direct broadcast satellite signal transmission system
22944736422Encrypted broadcast television system
22954736421System for displaying the subscription state of a pay broadcasting program
22964731839Method for coding and de-coding audio and video information
22974727579Scrambled television signals

1987

22984716588Addressable subscription television system having multiple scrambling modes
22994716410CATV data transmission method
23004712239Security arrangement for downloadable cable television converters
23014712238Selective-subscription descrambling
23024709266Satellite scrambling communication network using geographically separated uplinks
23034700388Apparatus for scrambling a television signal
23044700387Broadcast system for scrambled programming signals
23054696034High security pay television system
23064694491Cryptographic system using interchangeable key blocks and selectable key fragments
23074691354Vertical interval data blanker
23084688249CATV system and method of curtailing reception of unauthorized service channels
23094688248Pay television system
23104688247Pay TV scrambling by audio encryption
23114685131Program blocking method for use in direct broadcast satellite system
23124680791Digital video signal process apparatus for use in a video tape recorder
23134679235Television signal transmission system
23144679078High security subscription television transmission system
23154677685Method and apparatus for downloading a code defining the channel transmission format employed in an addressable CATV system
23164672440Scrambled signal detector
23174659875Electronic system for the secret transmission of audio signals
23184658292Enciphering key distribution system for subscription TV broadcast or catv system
23194654705Two channel audio scrambling system
23204651205Television transmission system
23214649419Pseudo-random binary sequency generator
23224639777Apparatus for scrambling and descrambling communication signals
23234636854Transmission system
23244636853Dynamic audio scrambling system
23254635113Apparatus for descrambling transmitted scrambled television signals
23264635112Method and apparatus for recording scrambled television signals
23274634808Descrambler subscriber key production system utilizing key seeds stored in descrambler

1986

23284633309Cable television master/slave decoder control
23294630113Baseband CATV decoder with stereo bypass
23304630112Descrambling apparatus for a television signal
23314628358Television signal encryption system with protected audio
23324625235Remote control switching of television sources
23334623920Cable network data transmission system
23344621285Protected television signal distribution system
23354618888Scrambling system of television signal
23364613901Signal encryption and distribution system for controlling scrambling and selective remote descrambling of television signals
23374613900Digital code reading apparatus and method
23384611242Two mode scrambling system using identifier pulse in vertical blanking interval
23394605961Video transmission system using time-warp scrambling
23404602284Adapter for rendering a non-addressable CATV converter addressable
23414600942Secure coding and decoding system and method for television program signals
23424599648Video signal transmission systems
23434599647Receiver with interface for interaction with controller-decoder
23444599646Method and apparatus for identifying unauthorized or defective converter/decoder boxes in CATV system
23454598318Video encryption system
23464598312Secure video distribution systems
23474590519Television signal scrambling/descrambling system
23484578703Subscription television system
23494575753Method of and apparatus for scrambling and decoding television and similar signals with wobbulating trapping
23504563702Video signal scrambling and descrambling systems

1985

23514554581STV Decoder with improved data signal recognition capability
23524543559Generator of encoding or decoding 8-bit bytes which can be used in a video system
23534542407Method and apparatus for scrambling and descrambling television programs
23544538175Receive only earth satellite ground station
23554536791Addressable cable television control system with video format data transmission
23564535355Method and apparatus for scrambling and unscrambling data streams using encryption and decryption
23574533949Subscription television system
23584531020Multi-layer encryption system for the broadcast of encrypted information
23594528589Method and system for subscription television billing and access
23604527195Apparatus for encoding and decoding information
23614514761Data encryption technique for subscription television system
23624509210Television receiver adaptable for descrambler module
23634503462Automatic homing system for a subscription television signal decoder
23644494143Television descrambler with security plug having folded flexible printed circuit board providing tier tag memory
23654494142Method of and apparatus for scrambled television program addressable subscription selection and decoding

1984

23664488176Method of and apparatus for modifying a video signal to inhibit recording thereof
23674484027Security system for SSTV encryption
23684464678Time window key system for video scrambling
23694460922Memory select system for an STV decoder
23704454543Dynamic video scrambling
23714447828Phase change dynamic scrambling
23724434436Addressable premium channel obfuscation device for cable television systems
23734424532Coding and decoding system for video and audio signals

1983

23744410911Multiple signal transmission method and system, particularly for television
23754398216Multiple signal transmission method and system, particularly for television
23764398214Wired television broadcasting system
23774396947Apparatus for encoding of information
23784390898Scrambling and unscrambling video signals in a pay TV system
23794389671Digitally-controlled analog encrypton
23804388643Method of controlling scrambling and unscrambling in a pay TV system
23814369462Coding system for pay television

1982

23824352011Subscription card for a videotex receiver
23834348691Master antenna subscription television system and the like
23844340906Video signal coding by video signal polarity reversal on the basis of brightness level comparison
23854337483Text video-transmission system provided with means for controlling access to the information
23864336554Code signal blanking apparatus
23874329711Apparatus for encoding of information
23884323921System for transmitting information provided with means for controlling access to the information transmitted

1981

23894295155Gray scale sync video processing system
23904292650Stv Subscriber address system
23914268860Television subscriber apparatus

1980

23924225884Method and system for subscription television billing and access
23934216500Encoding and decoding system
23944215366Subscriber-limited reception television broadcast security encoder-decoder system
23954205343Television system transmitting enciphered data signals during field blanking interval

1979

23964148063Method and apparatus for encoding audio signals in television systems

1978

23974130833Pay television system
23984112464Subscription TV decoder logic system
23994109281Terminal device for CATV
24004097894Secured scramble decoder filter
24014091413Security system for pay-TV channel
24024081831High security subscription television system employing real time control of subscriber's program reception

1977

24034034402Video scrambling system

1976

24043996418Scrambler and decoder for secure television system
24053989887Swept frequency trap jammer for secure television system
24063982062Video encription system
24073936593Scrambler and decoder for a television signal
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017