СПИСОК патентов США - подгруппа МПК16 H04N7/22


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№ п/п Номер патента Название патента

2017

19590732Active optical combiner for CATV network
29571804Optical transmission system

2016

39531474Systems and methods for clip prevention in a CATV network
49479263EML bias control system
59444549Systems and methods for burst detection in a CATV network
69397928Data distribution system and apparatus thereof
79350953Optical transmission system
89326039HFC cable system with shadow fiber and coax fiber terminals
99325515Distributed CCAP cable modem termination system
109258062Optical amplification device and optical amplification method
119232202Visible light transmitter, visible light receiver, visible light communication system, and visible light communication method

2015

129203638CMTS plant topology fault management
139113224Low-noise block down-converter and satellite television system
149094842Systems and method for orthogonal frequency divisional multiplexing
159054830Passive optical network system
169008192Arrangements for increasing detection confidence
178934544Efficient motion estimation in hierarchical structure

2014

188776162Plug and play fiber distribution hub

2013

198619872Inter-layer prediction method for video signal

2012

208134594Surrounding recognition assisting device for vehicle

2010

217669224ONU and method for converting/combining frequency, and apparatus and method for converting/combining frequency in CATV headend system

2009

227512137Multimedia residential gateway

2005

236967966Digital return path for hybrid fiber/coax network
246940477Digital video signal interface module for transferring signals to a long distance
256920185Distributed block frequency converter
266877166Intelligent power level adjustment for cable modems in presence of noise

2004

276807188Ranging arrangement and method for TDMA communications
286785564Method and apparatus for latency reduction in low power two way communications equipment applications in hybrid fiber coax plants
296763193Optical communication system optically combining both baseband and passband signals
306760550Reverse digitized communications architecture
316751417Fiber and wire communication system
326735253Methods and architecture for indexing and editing compressed video over the world wide web
336721298Technique for effectively utilizing bandwidth of a cable network for wireless communications
346718553Centralized aggregation of broadcast television programming and multi-market digital delivery thereof over interconnected terrestrial fiber optic networks

2003

356654565System and method for increasing upstream communication efficiency in an optical network
366654563Fiber/wired communication system
376567987Digital optical transmitter with improved noise power ratio
386549317Apparatus for transmitting image signals
396546557Method and system for enhancing digital video transmission to a set-top box
406539109Imaging system
416524237Method and apparatus for using non-coherent optical bundles for image transmission

2002

426486907Satellite distributed television
436460182Optical communication system for transmitting RF signals downstream and bidirectional telephony signals which also include RF control signals upstream
446457178Pulse width modulator for communication system including fiber optic communications
456452708Reverse digitized communications architecture
466449768Split linked A/B switch apparatus
476437895Digital optical transmitter with compression
486433906Digital optical receiver for cable television systems
496356369Digital optical transmitter for processing externally generated information in the reverse path
506336201Synchronization in a communications system with multicarrier telephony transport

2001

516333802Digital signal transmission apparatus
526323793HFC return path system using digital conversion and transport
536320878Active demarcation point of an access network
546282683Communication system with multicarrier telephony transport
556279158Dynamic bandwidth allocation
566259702Server system for delivering signal and delivery method of signal therein
576253235Method and system to transmit video/data signals from a device to a communications network connection card
586229790Channel switching control for a communication system

2000

596163395Linear multi-output optical transmitter system
606161011Hybrid fiber coax communications systems
616151144Wavelength division multiplexing for unbundling downstream fiber-to-the-home
626118479Optical transmission method, error rate evaluation method applied in optical transmission and apparatus for generating a signal for error rate evaluation
636078356Frequency multiplexed data from detector array
646069722Transmitter for optically transmitting analog electric signals, and digital transmission system
656028685Interleaved broadcast techniques for wavelength division multiplexed systems

1999

665987303Wireless transmission using fiber link
675983068Photonic home area network
685982413Mixed analog-digital service distribution system and method
695969836Method and apparatus for simultaneous transmission of digital telephony and analog video over a single optic fiber using wave division multiplexing
705959970Circuit pack sparing arrangement
715959658Network apparatus and method to provide compressed digital video over mini-fiber nodes
725953139Wavelength division multiplexing system
735901340Wideband signal distribution system
745896216AM/PM converter and optical signal transmission system
755892910CATV communication system for changing first protocol syntax processor which processes data of first format to second protocol syntax processor processes data of second format
765883661Output switching for load levelling across multiple service areas
775880865Wavelength-division-multiplexed network having broadcast capability
785877820Optical transmission of signals
795875048Linear multi-output optical transmitter system
805861966Broad band optical fiber telecommunications network

1998

815847751CATV communication system remote hub for distribution of digital, analog, broadcast and interactive communications
825841563Method and system for efficient optical transmission of NTSC video
835819159Method for asymmetrically attenuating signals in a transmission system
845794117Cable television network with upstream channel specialized for sending upstream information signals
855793506Optical transmission system for cable television signals and video and telecommunications signals
865748348Optical communication system for cable-television signals and for subscriber-assigned signals
875710653Linear multi-output optical transmitter system
885706111Optical communications network

1997

895703636High resolution optical communication system
905701186Optical cable TV system
915699179Cancellation of distortion components in a fiber optic link with feed-forward linearization
925699177Communication method in network system for performing information transmission among terminal equipments using light beams of a plurality of wavelengths, terminal equipment used in the method and network system using the method
935697047Automated optoelectronic switched distribution system
945696765Configurable hybrid medium access control for cable metropolitan area networks
955687014Optical distribution shelf for a remote terminal of an optical fiber telecommunications network
965664002Method and apparatus for providing power to a coaxial cable network
975659351Switch and insertion networks in optical cable TV system
985630214Wide-band receiving apparatus with local oscillating circuit
995629803System for a direct image transmission by spectral coding
1005600473Optical amplifier systems with add/drop multiplexing
1015594937System for the transmission and reception of directional radio signals utilizing a gigahertz implosion concept
1025594507Compressed digital overlay controller and method for MPEG type video signal

1996

1035587734User interface for selecting television information services through pseudo-channel access
1045579143Optical system with tunable in-fiber gratings
1055576874Optical distribution shelf for a remote terminal of an optical fiber telecommunications network
1065572517Configurable hybrid medium access control for cable metropolitan area networks
1075572349Communications system
1085570220Apparatus for transmitting lightwave
1095557442Optical amplifiers with flattened gain curves
1105555118Method for removing and inserting optical carriers in a WDM optical communication system
1115550578Interactive and conventional television information system
1125543951Method for receive-side clock supply for video signals digitally transmitted with ATM in fiber/coaxial subscriber line networks
1135541757Optical fiber cable service system provided with video on demand service
1145539657Picture image distributing apparatus provided within passenger moving vehicle
1155539477Video-signal transmitter-receiver and a signal transmission apparatus utilizing the same
1165530471Radio and television distribution system
1175528283Switched video distribution apparatus
1185517232Cable television distribution network with video-on-demand transmission
1195512936Video line card switch for use in a video line card shelf in a switched video system
1205500758Method and apparatus for transmitting broadband amplitude modulated radio frequency signals over optical links
1215493339System and method for transmitting a plurality of digital services including compressed imaging services and associated ancillary data services
1225493328Method and system for addressing a home terminal unit using a fiber-to-the-curb system
1235485197Carousel display
1245483371Lightwave distribution system for audio and video services and terminal equipment therefor
1255483369Communication systems using passive RF routing
1265481542Interactive information services control system

1995

1275479286Optical fibre communications system
1285467212Addressable grating modulation system for optical cable TV system
1295457560Fiber optic telecommunication system employing continuous downlink, burst uplink transmission format with preset uplink guard band
1305448392Process for the optical transmission of a multiplex of electrical carriers and apparatus for performing such a process
1315442700Scrambling method
1325442472Fiber optic status monitoring system
1335438370Apparatus and methods for providing close captioning in a digital program services delivery system
1345412415Distribution of digitized composite AM FDM signals
1355410363Automatic gain control device for transmitting video signals between two locations by use of a known reference pulse during vertical blanking period so as to control the gain of the video signals at the second location
1365400166Communication of signals sharing a single optical source
1375387927Method and apparatus for broadband transmission from a central office to a number of subscribers
1385379141Method and apparatus for transmitting broadband amplitude modulated radio frequency signals over optical links

1994

1395351148Optical transmission system
1405339315Cable broadcasting system and the transmission center for on demand program services
1415339187Wide dynamic range high frequency signal transmission utilizing a logarithmic amplifier
1425303229Optical network unit
1435287351Method and apparatus for minimizing error propagation in correlative digital and communication system

1993

1445272556Optical networks
1455262883CATV distribution networks using light wave transmission lines
1465245459Optical communications systems
1475228104Optical connection system and its use in the transmission of video signals
1485212579Method and apparatus for communicating amplitude modulated signals over an optical communication path
1495204767Pay-channel transmission system for CATV
1505202780Optical communication system for the subscriber area
1515191459Method and apparatus for transmitting broadband amplitude modulated radio frequency signals over optical links
1525189673Method and apparatus for controlling switched video in an optical fiber telecommunications system
1535181106Video line shelf arrangement in an optical fiber telecommunications network providing broadband switched video services

1992

1545168535Integrated optic switch
1555153763CATV distribution networks using light wave transmission lines
1565153762Method and apparatus for recovering AM channell signals distributed on an optical fiber
1575136411Dynamically responsive CATV system with shared fiber optic link
1585128790Optical cable television transmission system

1991

1595053882Video signal optical transmission system
1605027080Source follower light reception circuit
1615020049Optical sub-carrier multiplex television transmission system using a linear laser diode

1990

1624959862Active multichannel video processing hub for optimum transition from fiber to coax
1634959827Laser signal mixer circuit
1644949397Detector for optically transmitted television signals
1654945403Color television format using pulse frequency and pulse width modulation
1664891694Fiber optic cable television distribution system

1989

1674875093Ultrafast continuous imaging apparatus

1988

1684777664Broadband optical distribution system
1694750216Video coupler device

1987

1704689826Optical communication of video and audio with cross-talk suppression
1714654891Optical communication of video information with distortion correction
1724654843Signal distribution system
1734639911Head-end and receiver for a signal distribution system

1986

1744631720Service integrated transmission system
1754627105Signal transmission system and method
1764621282Transmitting stereo audio programs in cable TV systems

1985

1774555810Distribution system for a local area network
1784545048Service integrated digital transmission system
1794528695Distribution system for a local fibre network
1804506387Programming-on-demand cable system and method
1814491983Information distribution system

1984

1824475187Broad band exchange system to minimize crosstalk using threshold value multiplex circuits
1834441180Service integrated communication transmission and interchange system
1844435734FM Video recording and reproducing system

1983

1854395780Service-integrated communication transmission and exchange system
1864386424Broad band telecommunication system
1874382266Broad band switching system
1884367548Subscriber station for providing multiple services to a subscriber

1982

1894345273Broad band switching system

1981

1904300166System for transmitting signals between a television camera and the associated control unit

1980

1914229830Apparatus and method for providing a modulation format for multiple wideband signal transmission
1924183054Digital, frequency-translated, plural-channel, vestigial sideband television communication system

1979

1934142773Method for transmitting two-dimensional information and system for effecting same
1944135202Broadcasting systems with fibre optic transmission lines

1977

1954064434Retro-reflection communication system
1964062043Apparatus for distributing light signals among a plurality of receivers
1974054794Optical communications link

1976

1983931512Line data and television transmission
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Дата формирования списка: 03.04.2017