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2017

19608800Frequency aided clock recovery based on low speed information exchange mechanism
29608714Global communication network
39602403Method and apparatus for transmitting and receiving packet in broadcasting system
49596073Picosecond clock synchronization technique for communication and navigation platform equipment
59591540Data caching in a communication network
69590803Timing error processor that uses the derivative of an interpolator function
79583218Configurable register circuitry for error detection and recovery
89577865Carrier recovery aided by pilot symbols carrying information
99577786Pilot symbol generation for highly-spectrally-efficient communications
109571908Extendable synchronous low power telemetry system for distributed sensors
119565041Adaptive equalization using correlation of edge samples with data patterns
129559805Self-describing error correction of consolidated media content
139544129Method for synchronizing an isochronous system with a higher-ranking clock pulse system
149544128Method and apparatus for data aided timing recovery in 10GBASE-T system
159544089Techniques to perform forward error correction for an electrical backplane
169544077Method for transmitting useful information between two terminals and method for generating an association table used in the context of the transmission
179544071Margin test methods and circuits
189537649Method and device for generating synchronization signal in wireless access system supporting ultrahigh frequency band
199537647Method and device for processing UHF signals for an EPC communication
209537592Systems and methods for synching a host computer with a variety of external devices

2016

219531572Interface circuit for high speed communication and system including the same
229531529System and method for saddle point locking detection during clock and data recovery
239531528Multi-chip TX beamforming for per-packet switching without LO phase alignment circuitry
249531392Methods related to frequency synthesis control
259529771Communication system
269525542Synchronization to upstream bursts
279525540Embedded wake-up signaling
289520987Systems and methods for timing recovery in near-field communication
299520986Method and appartus for exchanging data between devices operating at different clock rates
309509319Clock and data recovery circuit
319503929Method and apparatus for transmitting overload indicatior over the air
329503253Serial data transmission circuit and reception circuit, transmission system using the same, electronic device, and serial data transmission method
339503104Low power loss of lock detector
349490965Simultaneous transmission of clock and bidirectional data over a communication channel
359490964Symbol transition clocking clock and data recovery to suppress excess clock caused by symbol glitch during stable symbol period
369485086Phase interpolator
379485085Phase locked loop (PLL) architecture
389484997Determining a precoder of a codebook
399480037Synchronization system and method for achieving low power battery operation of a vehicle locating unit in a stolen vehicle recovery system which receives periodic transmissions
409479310Method, apparatus and system to communicate with a device
419479288Techniques for time-domain frame synchronization of packets
429479277Mechanism for channel synchronization
439473172Receiver deserializer latency trim
449471531Adaptive isochronous USB audio to RF communication device
459467278Methods and apparatus for trimming of CDR clock buffer using phase shift of transmit data
469467251Method and system for forward error correction decoding with parity check for use in low complexity highly-spectrally efficient communications
479461813Optical data interface with electrical forwarded clock
489461811Clock and data recovery circuit and clock and data recovery method
499455826Circuit arrangement and method for transmitting signals
509455824Distributed network synchronization methods and architectures
519450747Soft decision analyzer and method
529450627Transmitting apparatus and method for receiving a digital signal in a digital telecommunication system
539448580Methods and apparatus for generating clock signals based on duty code and period code
549444617Single-wire transmission interface and single-wire transmission method and power supply system adopting single-wire transmission method
559444610Method and device for detecting primary synchronization signal
569438411Method and apparatus for synchronizing digital messages
579438410Semiconductor apparatus and system
589438409Centering baud-rate CDR sampling phase in a receiver
599438363Communication device, communication system, and synchronous control method
609438289Transmitting apparatus and method for receiving a digital signal in a digital telecommunication system
619432898Unscheduled messages
629426761Wireless communication device
639426008Signal processing device and method
649425951Method and/or system for transmitting and/or receiving data
659419835System and method for preamble detection in MIMO narrowband power line communications
669419788Data transfer clock recovery for legacy systems
679419787CDR circuit and semiconductor device
689407430Carrier frequency synchronization of data
699407387Apparatus and method for synchronized transmission of multimedia content over an asynchronous network
709401801Multi-chip TX beamforming for per-packet switching with reduced LO leakage
719401800Clock data recovery system for Serdes
729397916Communication device and communication system
739397824Gear shifting from binary phase detector to PAM phase detector in CDR architecture
749392449Communication system, communication unit, and communication method
759388339Liquid-crystalline medium, method for the stabilization thereof, and liquid-crystal display
769385894Receiving circuit and data decision method
779385858Timing phase estimation for clock and data recovery
789385818Handling of signals transmitted through a human body
799379886Sample rate converter and method of converting sample rate
809379885Method of creating AltBOC correlation function, method of tracking AltBOC signal, and system for tracking AltBOC signal
819379880Clock recovery circuit
829379720Clock recovery circuit
839374754Synchronization mechanism
849374753Static terminals
859369272Serial time-division-multiplexed bus with bidirectional synchronization/control word line
869369271Method for improving synchronization and information transmission in a communication system
879369265Data receiver
889363072Computing system with synchronization mechanism and method of operation thereof
899363025Signal propagation system and method of reducing electromagnetic radiation emissions caused by communication of timing information
909362977Incremental preamble detection
919357514Methods for synchronizing macro cell and small cell systems
929356775Clock data recovery (CDR) phase walk scheme in a phase-interpolater-based transceiver system
939356774Apparatus and associated method for providing communication bandwidth in communication system
949356767Hybrid analog/digital clock recovery system
959356610Clock data recovery circuit and semiconductor device
969351215Terminal handover
979350531Communication device, control signal generation method, shutter glasses, and communication system
989344272Parallel replica CDR to correct offset and gain in a baud rate sampling phase detector
999344267Data receiver and data receiving method thereof
1009337819Programmable delay unit
1019332514Method and system for initial signal acquisition in multipath fading channel conditions
1029331846Communication method and reception apparatus
1039323625Systems and methods for lost synchronization data set reprocessing
1049319446System and method for transport stream sync byte detection with transport stream having multiple emulated sync bytes
1059319237Method and device for controlling a bus system and a corresponding bus system
1069319216Operating method of human interface device
1079313058Compact and fast N-factorial single data rate clock and data recovery circuits
1089313051Integrated circuit for controlling a process
1099313020Handshaking protocol for time-reversal system
1109313019Multi-channel timing recovery device
1119312999Method and apparatus for transmitting uplink reference signal in a multi-antenna wireless communication system
1129306733Method of synchronizing a communication system
1139306730Fractional-N PLL-based CDR with a low-frequency reference
1149294265System and method for remote clock estimation for reliable communications
1159294261System and method for generating an essentially sinusoidal synchronization pulse
1169288037Method for time synchronization in a communications network
1179287981Station-side apparatus and PON system
1189270503Methods, devices and systems for receiving and decoding a signal in the presence of noise using slices and warping
1199270444Signal detector device and signal detection method
1209270443Serial data transmission circuit and reception circuit, transmission system using the same, electronic device, and serial data transmission method
1219270384Sub-sampled carrier phase recovery
1229264219Clock and data recovery circuit and method
1239264218Rising and falling edge detection and re-assembly for high speed serial data communications
1249264215Transmission protocol decoding method, device, and transmission protocol decoding chip
1259264138Reliable visibile light communication with dark light synchronization
1269264113Frame synchronization method and apparatus of wireless system, and wireless system
1279253742Fine timing for high throughput packets
1289252902Precision timing in a data over cable service interface specification (DOCSIS) system
1299252900Universal synchronization engine based on probabilistic methods for guarantee of lock in multiformat audio systems
1309247354Method for the transmission of data between a hearing device and an external unit, and associated configuration
1319246605Receiver and method for the reception of a node by a receiver in a wireless network
1329240816Timing synchronization system and method of super regenerative receiver based on ultra low power communication
1339237005Clock data recovery circuit module and method for generating data recovery clock
1349232287Method and apparatus for processing downlink frame synchronization in gigabit-capable passive optical network system
1359231756Circuit arrangement and method for transmitting signals
1369231755Circuit arrangement and method for transmitting signals
1379231754Method for accurate distribution of time to a receiver node in an access network

2015

1389225509Method and apparatus for achieving synchronization in a wireless communication system
1399223726Apparatus and method for programmable read preamble with training pattern
1409223380System and method for power saving modes in high speed serial interface communication systems utilizing selective byte synchronization
1419219674Packet detection in the presence of interferers
1429215617DC offset compensation
1439215117Amplitude shift keying demodulator and communication apparatus including the same
1449215063Specifying a 3-phase or N-phase eye pattern
1459213355Selective insertion of clock mismatch compensation symbols in signal transmissions based on a receiver's compensation capability
1469209963Numerically controlled oscillator with fine timing adjustment
1479203606Clock recovery circuit, data receiving device, and data sending and receiving system
1489203561Method and apparatus for burst start detection
1499201449Method and apparatus for source-synchronous capture using a first-in-first-out unit
1509198005Digital broadcasting system and method of processing data
1519197394Clock for serial communication device
1529191260Method and apparatus to determine a match between signals
1539191195Circuit and method for calculating error of sampling clock, and signal receiving circuit and method
1549191194Data transfer clock recovery for legacy systems
1559191128Spread spectrum clock generator and method for generating spread spectrum clock signal
1569184971Apparatus for and method of robust packet detection and frequency offset estimation
1579184909Apparatus and methods for clock and data recovery
1589184904Communication system, receiver, and eye-opening measuring method
1599178757Serial link fault detection system and method
1609178692Serial link training method and apparatus with deterministic latency
1619178691Apparatus for correcting signal, transmission apparatus, method of correcting signal, and transmission system
1629178686Snr improvement circuit, synchronization information detection circuit, communication device, snr improvement method, and synchronization information detection method
1639172578High speed transceiver based on embedded leech lattice constellation
1649172565Signaling between master and slave components using a shared communication node of the master component
1659172527Signal processing method and apparatus
1669172526IQ-skew adaptation for a symmetric eye in a SerDes receiver
1679172525Method and device for compensating for time path
1689172522Data transmitter and data receiver
1699170981Adaptive isochronous USB audio to RF communication device
1709166776Methods and systems for optimal PN phase detection in DTMB receivers
1719166772Data reception apparatus oversampling received bits and data communication system oversampling received bits
1729166672Wireless communication system, relay system, repeater devices and synchronization method
1739160604Systems and methods to explicitly realign packets
1749160588Radio receiver and frequency correcting method therefor
1759160518Half-rate clock-data recovery circuit and method thereof
1769160466Periodic calibration for communication channels by drift tracking
1779154294Resynchronization method of a received stream of groups of bits
1789144064Generating downlink frame and searching for cell
1799130851System and method for increasing input/output speeds in a network switch
1809130738Sequence synchronization apparatus and method and receiver
1819130694Method, apparatus, and system for phase jump detection
1829128643Method and apparatus performing clock extraction utilizing edge analysis upon a training sequence equalization pattern
1839124393End of communication detection
1849118673Methods and systems for secure key entry via communication networks
1859118611Data synchronization for circuit resources without using a resource buffer
1869118460Clock and data recovery circuit
1879118459Wireless communication device and activation method of the wireless communication device
1889118445Method and apparatus for transmitting uplink reference signal in a multi-antenna wireless communication system
1899116810Margin test methods and circuits
1909112675Communications system
1919112674Synchronization system and method for achieving low power battery operation of a vehicle locating unit in a stolen vehicle recovery system which receives periodic transmissions
1929112652Locking detection circuit for CDR circuits
1939112481Carrier selection for multiple antennas
1949106403Frequency offset estimation method and associated apparatus applied to multi-carrier communication system
1959106339Coefficient determining apparatus, equalizer, receiver and transmitter
1969106268Methods and apparatus for improving acquisition for NFC load modulation
1979106245Method for interference suppression of a sampling process and a device for carrying out the method
1989100168Serial communication circuit, semiconductor device, and serial communication controlling method
1999094279Communication apparatus for transmission of binary coded signal
2009094186System and method for transmitting digital multimedia data with analog broadcast data
2019094181Communication system, data transmitter, and data receiver capable of detecting incorrect receipt of data
2029088406Frame sync across multiple channels
2039088404Powerline communication receiver and related methods
2049088391Temperature compensated carrier offset correction of a received signal
2059088291USB apparatus
2069083488Extender and method of recovering differential signal
2079077515Method and/or system for transmitting and/or receiving data
2089077514Methods and structures for compensating and tracking process, voltage and temperature variations
2099077513High precision synchronized measured value acquisition
2109077326Continuous time counter
2119066164Overhead adjustment scheme for passive optical networks
2129065630Systems and methods for detecting secondary synchronization signals in a wireless communication system
2139065629Method and apparatus for regulating the sampling phase
2149065601Circuits for and methods of implementing a receiver in an integrated circuit device
2159059850Data alignment over multiple physical lanes
2169054906Adaptive equalization using correlation of edge samples with data patterns
2179054856Processing samples of a received RF signal
2189054855Synchronizing phases between local LO generation circuits
2199054851Dithering circuit for serial data transmission
2209054811Method and device for sending upstream transfer frame in passive optical network
2219036759Method and apparatus for performing synchronization between devices
2228995588Systems and methods for implementing improved frequency estimation
2238953581Timing synchronization for wireless networks
2248948159Transmitter, receiver, mobile communication system and synchronization channel

2014

2258873589Methods and devices for clock synchronization
2268860830Reception device which estimates operation timing of the imaging timing
2278842793Communication circuit and method of adjusting sampling clock signal
2288842792Method and apparatus for close proximity device discovery
2298831160Method and apparatus for switching clock frequency in a system-in-package device
2308831151Method and associated apparatus of data extraction
2318830977Reverse link pilot integrated with block codes
2328824615Frequency tracing circuit and method thereof
2338817934System and method for synchronization tracking in an in-band modem
2348811558Method of synchronizing two electronic devices of a wireless link, in particular of a mobile telephone network and system for implementing this method
2358798220Signal source synchronization circuit
2368798207Synchronizing receivers in a signal acquisition system
2378781052Physical layer channel synchronization method for high bit-rate cable transmissions
2388781045Communication apparatuses and wireless communications modules
2398775701Method and apparatus for source-synchronous capture using a first-in-first-out unit
2408774339Network element of a communication network
2418774263Transmitter and receiver for pulse density modulated signals and signal processing method
2428761327Rational clock divider for media timestamps and clock recovery functions
2438743862High speed overlay mode for burst data and real time streaming (audio) applications
2448737553Sync detection and frequency recovery for satellite systems
2458737380Transmitter, receiver, mobile communication system and synchronization channel
2468724659Synchronization of VoDSL of DSLAM connected only to ethernet
2478707078Methods and apparatus for trimming of CDR clock buffer using histogram of clock-like data pattern
2488681915Method for transmitting synchronization messages in a communication network
2498631266Semiconductor memory device and method of controlling the same
2508629757Processing system for portable electronic apparatus, portable electronic apparatus, and processing apparatus for portable electronic apparatus

2013

2518619755Systems and methods for providing a dual-master mode in a synchronous ethernet environment
2528599828Non-coherent secondary synchronization signal detecting method, device and corresponding computer program
2538582710Recovery and synchronization for spread spectrum modulated clock
2548582709Bandwidth synchronization circuit and bandwidth synchronization method
2558571160Frequency estimation
2568565293Method for synchronizing a plurality of measuring channel assemblies and/or measuring devices, and appropriate measuring device
2578542787Phase adjustment apparatus and method for a memory device signaling system
2588537948Clock synchronization in shared baseband deployments
2598514997Method and system for a receiver with undersampling mixing using multiple clock phases
2608514983Signal selection apparatus and method thereof
2618488503Magnetic field communication method for managing node with low power consumption
2628483579Phase detector circuit for clock and data recovery circuit and optical communication device having the same
2638467488Method of synchronizing two electronic devices of a wireless link, in particular of a mobile telephone network and system for implementing this method
2648463133Signal framing in a coherent optical receiver
2658433005Frame synchronization and initial symbol timing acquisition system and method
2668396179Frame synchronizing device and method
2678385494Full range offset correction for coherent optical OFDM systems
2688385318Transmitter, receiver, mobile communication system and synchronization channel
2698363771Transmission device, receiving device and communication system
2708351558Multiphase direct RF frequency to digital converter and related method

2012

2718331518Wireless communication apparatus for receiving packets transmitted with delay amounts different for respective transmission branches
2728301181Oscillator calibration
2738279991Method of efficiently synchronizing to a desired timeslot in a time division multiple access communication system
2748275086Frequency synchronization apparatus
2758254514Early-late gate timing recovery
2768218703Methods of processing a wireless communication signal, wireless communication synchronization methods, and a radio frequency identification device communication method
2778189725Loop bandwidth enhancement technique for a digital PLL and A HF divider that enables this technique
2788180009Techniques for signaling reference signal parameters in a wireless communication system
2798175206Communication apparatus
2808170167System and method for reducing electromagnetic interference and ground bounce in an information communication system by controlling phase of clock signals among a plurality of information communication devices
2818144827Method for determining a residual frequency offset, communication system, method for transmitting a message, transmitter, method for processing a message and receiver
2828144794Efficient optimal ML detector
2838139698Dual correlation frame synchronization system and method
2848130890Semiconductor memory device having data clock training circuit
2858121490Transponder unit, transponder unit control apparatus, transponder unit control method and recording medium recording transponder unit control program
2868111796Method and system for switching between two (or more) reference signals for clock synchronization
2878111711Multi-channel ranging for a cable modem
2888098772Method for digital wireless communications
2898094767Method and apparatus for timing and/or frequency synchronization in an RF receiver

2011

2908073091Signal processing method and circuit to convert analog signal to digital signal
2918073090Synchronous de-skew with programmable latency for multi-lane high speed serial interface
2928072958Reverse link pilot integrated with block codes
2938068572Self-timing method for adjustment of a sampling phase in an oversampling receiver and circuit
2948065716Method, system and article for dynamic authorization of access to licensed content
2958059776Method and system for sub-chip resolution for secondary cell search
2968050371Method and system for compensating for the effect of phase drift in a data sampling clock
2978045667Deserializer and data recovery method
2988019033Data transmission system, controller, and its method
2997990937Initiation of high speed overlay mode for burst data and real time streaming (audio) applications
3007953189Receiver and receiving method
3017949081Phase detecting circuit and clock generating apparatus including the same
3027940876USB frequency synchronizing apparatus and method of synchronizing frequencies
3037912169Synchronization device and semiconductor device
3047894539Method and device for estimating integer carrier frequency offset
3057881418Device, method and program for detecting communication frame base point through blind processing
3067869554Phase/frequency estimator-based phase locked loop

2010

3077848473Phase interpolator having a phase jump
3087826567Method and apparatus for coarse and fine frequency and timing synchronisation
3097822157Acquisition and tracking of burst code signals
3107801259Frequency detecting circuit and method, and semiconductor apparatus including frequency detecting circuit
3117792229Pulsed based communication system
3127760835Wireless communications devices, methods of processing a wireless communication signal, wireless communication synchronization methods and a radio frequency identification device communication method
3137756234Method of and system for controlling frame synchronization for European Digital Audio Broadcasting
3147738615Sampling frequency conversion apparatus and signal switching apparatus
3157693245Frame-based carrier frequency and phase recovery system and method
3167688924Methods and apparatus for asynchronous serial channel connections in communication systems
3177672416High-speed serial transceiver with sub-nominal rate operating mode
3187656982DSP-based data recovery
3197646784Apparatus for estimating frequency offset from received signal and method for the same

2009

3207634034Payload boundary detection during multiband receiver synchronization
3217627068Apparatus for frequency synchronization and method for the same
3227627067Maximum likelihood synchronization for a communications system using a pilot symbol
3237623610Method for determining QPSK modulation sequence of a downlink synchronization code
3247620072Device for reproducing received data for radio data communication and a method of adjusting frequency therefor
3257593497Method and apparatus for adjustment of synchronous clock signals
3267580470Apparatus for recovering E8-VSB map information and method thereof
3277577223Multiplexed RF isolator circuit
3287574535Prevention of inadvertent data synchronization to and from removable memory sources on a handheld connected device

2008

3297460480Dynamically adapting the transmission rate of packets in real-time VoIP communications to the available bandwidth
3307450666Ask demodulation device and wireless device using the same
3317450651Multi-carrier transmission system
3327436759Reception apparatus and method, and channel response measurement apparatus for receiving an orthogonal frequency divisional multiplexing signal
3337433440Jitter-detecting circuit, receiving circuit including the jitter-detecting circuit, and communication system
3347433437Method for establishing a communication link
3357415044Remote synchronization in packet-switched networks
3367409024Process for providing a pilot aided phase synchronization of carrier
3377362838Synchronization method and system, and decoder
3387356107Flying-adder frequency synthesizer-based digital-controlled oscillator and video decoder including the same
3397353418Method and apparatus for updating serial devices
3407349409Receiver for the recovery of the clock in the transport of CBR services, originating both from DCTI transmitters and from SRTS transmitters
3417336750Optimal one-shot phase and frequency estimation for timing acquisition
3427333468Digital phase locked loops for packet stream rate matching and restamping
3437330524Joint synchronization and impairments estimation using known data patterns
3447319728Delay locked loop with frequency control

2007

3457308063Apparatus, and associated method, for effectuating post-FFT correction of fine frequency offset
3467289587Repeatability over communication links
3477277499Additive DC component detection included in an input burst signal
3487272743Semiconductor integrated circuit
3497254200System and method for frequency burst detection for GSM/GPRS
3507251467Telecommunications using a tunable oscillator
3517219251Programmable clock synchronizer
3527194650System and method for synchronizing multiple synchronizer controllers
3537181018Digital stereo recovery circuitry and method for radio receivers
3547180954Decoding techniques for multi-antenna systems
3557177376Apparatus and associated method of symbol timing recovery using coarse and fine symbol time acquisition
3567174484Data transmission system
3577170962Data transmission
3587167208Digital broadcasting receiver and method for compensating color reproduction error of the same

2006

3597126646Device and method for tracking phase error in digital TV receiver
3607120813Method and apparatus for clock synthesis using universal serial bus downstream received signals
3617116743Digital phase lock loop
3627111184System and method for deterministic communication across clock domains
3637103127System for controlling the frequency of an oscillator
3647092469Synchronization signal detector and method of detection of synchronization signal
3657092408Plesiochronous synchronization of remote subscriber's clock to hub's clock
3667058837Method and system for providing a message-time-ordering facility
3677058135Data element reordering function
3687050521Frequency assisted digital timing recovery
3697035367Fractional multi-modulus prescaler
3707032140Method and system for synchronization in the presence of thermal asperity
3717023943Detector for detecting timing in a data flow
3727012981Method and apparatus for improving data frame synchronization in a low SNR environment
3737010074Oversampling clock recovery having a high follow-up character using a few clock signals
3747003063Detecting preambles of data packets
3757003062Method and system for distribution of clock and frame synchronization information
3766999544Apparatus and method for oversampling with evenly spaced samples
3776993083Apparatus and method of OFDM demodulation
3786987543System to efficiently transmit two HDTV channels over satellite using turbo coded 8PSK modulation for DSS compliant receivers

2005

3796961371Cellular communications system receivers
3806961352Method of synchronizing a radio terminal of a radio communication network and a corresponding radio terminal
3816959051Clock regenerator for use in demodulating digital modulated signals
3826959050Method and apparatus for synchronizing an OFDM signal
3836959014Method and apparatus for operating a communication bus
3846958613Method for calibrating semiconductor devices using a common calibration reference and a calibration circuit
3856957382Receiving circuit for receiving messages signals
3866954471Method and device of generation of one reference event from a frame of information
3876954447Method and apparatus for uplink synchronization in wireless communications
3886947674Circuit for preventing transmission of a fixed pattern of optical digital transmission equipment
3896947530Adaptive pilot tone location in a transmission system
3906947503Method and circuit for synchronizing a receiver for a convolutionally coded reception signal
3916947489Combined preamble detection and information transmission method for burst-type digital communication systems
3926946886Clock-synchronized serial communication device and semiconductor integrated circuit device
3936944188Synchronizing clocks across a communication link
3946940842System and method for maintaining wireless channels over a reverse link of a CDMA wireless communication system
3956937672Determining the position of a constant frequency interval in a telecommunication signal
3966937617Apparatus and method for trellis encoding data for transmission in digital data transmission systems
3976934867Digital system having a multiplicity of self-calibrating interfaces
3986934301Method and apparatus for converting data packets between a higher bandwidth network and a lower bandwidth network
3996931371Digital interface device
4006928286Method of frequency synchronization in a wireless communications system and configuration for implementing the method
4016928124Method and system for fast synchronization multiframe structures using periodic signatures
4026925136Simultaneous frequency and phase synchronizer
4036922402Mutual frequency locking across a link
4046920592System, method, and apparatus for detecting and recovering from false synchronization
4056920576Parallel data communication having multiple sync codes
4066918080Coding system and decoding system
4076918047Apparatus for high data rate synchronous interface using a delay locked loop to synchronize a clock signal and a method thereof
4086917232Method and apparatus for generating a quadrature clock
4096914947Method and apparatus for handling time-drift
4106912262Wideband symbol synchronization in the presence of multiple strong narrowband interference
4116909760Sychronization data detection unit and method
4126909712System for and method of providing a header and a trailer in data packets
4136909312Synchronization circuit and synchronization method
4146907063Mobile station, a method of transmitting electronic information, and a communications system
4156907027Radio communication system
4166904079Access channel structure for wireless communication system
4176901267Recognition of wide-band data sequences
4186901120Method and apparatus for iterative parameter estimation
4196898256Synchronization method and apparatus
4206895062High speed serial interface
4216895023Packet-based optical communications networks
4226892314Method and system of automatic delay detection and receiver adjustment for synchronous bus interface
4236892075Method and apparatus for efficient determination of channel estimate and baud frequency offset estimate
4246891815Pilot signals for synchronization and/or channel estimation
4256888819Media access control utilizing synchronization signaling
4266888417Voltage controlled oscillator
4276885715Method and apparatus for synchronizing a network link
4286885693Synchronization in digital data transmission systems
4296882661System for detection of asynchronous packet rates and maintenance of maximum theoretical packet rate
4306879651Phase-adjustment control method and information processing apparatus
4316879637Method and apparatus for modulating and demodulating data into a variable length code and a providing medium for implementing the method
4326876240Wide range multi-phase delay-locked loop
4336865175Method and configuration for transmitting data over a radio interface in a radio communications system
4346862328Synchronizing pattern position detection circuit
4356859899Method for data packet acquisition using split preamble
4366859885Data reception method
4376859491Iterative estimation of timing in GSM bursts
4386859107Frequency comparator with hysteresis between locked and unlocked conditions
4396857100Coding system and decoding system
4406853693Method and apparatus for gain normalization of a correlation demodulator
4416853681Using different channel models for different training sequences
4426850501Method and arrangement for enhancing pre-synchronization reliability in a cellular radio system
4436847690Determinant-based synchronization techniques and systems
4446839330Method and apparatus for improving asynchronous transfer mode operation over noisy, high speed wireless links

2004

4456836520Method and apparatus for establishing synchronization with a synchronization signal
4466836507Symbol synchronizer for software defined communications system signal combiner
4476834367Built-in self test system and method for high speed clock and data recovery circuit
4486829317Signalling method in a radio communication system, and transmitters, receivers and repeaters for implementing the method
4496829288Communication system having wireless devices supporting ad hoc connections independent of the protocol version
4506829253Methods and systems for efficiently using synchronization information in transitioning between channels in TDMA and CDMA communications systems
4516826719Cellular CDMA transmission system
4526826390Receiver, transceiver circuit, signal transmission method, and signal transmission system
4536823484Coding system and decoding system
4546823030Data synchronizing signal detecting device
4556819878Packet-based optical communications networks
4566819683Communications system and associated deskewing and word framing methods
4576819658Method and apparatus for segmentation, reassembly and inverse multiplexing of packets and ATM cells over satellite/wireless networks
4586813321Digital demodulator
4596810484Device and method for clock synchronization through extraction of data at frequency distinct from data rate of USB interface
4606807261Digital key telephone set and digital key telephone system
4616807188Ranging arrangement and method for TDMA communications
4626804535Communication apparatus capable of connecting information processing apparatus
4636804264Pilot signals for synchronization and/or channel estimation
4646801547Ranging cell detection in a noisy environment
4656801518High speed cross point switch routing circuit with word-synchronous serial back plane
4666799193Fully digital symbol synchronization technique
4676798855Method and arrangement for fast synchronization of two carrier signals
4686794945PLL for clock recovery with initialization sequence
4696792061High-speed bit-pattern detector
4706792052Joint least-square synchronization, channel estimation and noise estimation
4716792003Method and apparatus for transporting and aligning data across multiple serial data streams
4726791960Pilot signals for synchronization and/or channel estimation
4736791955System, transmitter and receiver for code division multiplex transmission
4746791777DATA SYNCHRONIZING SIGNAL DETECTOR, SIGNAL PROCESSING DEVICE USING THE DETECTOR, INFORMATION RECORDING AND REPRODUCING APPARATUS HAVING THE DETECTOR AND THE DEVICE, DATA SYNCHRONIZING SIGNAL DETECTING METHOD, AND INFORMATION RECORDING MEDIUM FOR USING IN THE METHOD
4756791466Apparatus for providing wireless transmission of information in electronic display systems and methods of using the same
4766785299Optimized high-level data link control encoding/decoding
4776784569Data bus for a plurality of nodes
4786782300Circuits and methods for extracting a clock from a biphase encoded bit stream and systems using the same
4796782056DSS packet reordering function
4806775340Synchronization and channel estimation with extended pilot symbols
4816775338Digital servo channel for recording apparatus
4826774826Synchronization code recovery circuit and method
4836772242Communication device using three-step communication buffers
4846771720Amplification control scheme for a receiver
4856771712System for extracting a clock signal and a digital data signal from a modulated carrier signal in receiver
4866768773Arrangement for determining the phase position of a data signal
4876768747Relative and absolute timing acquisition for a radio communications system
4886768429Multiplexing an additional bit stream with a primary bit stream with conversion between qB/rB and xB/yB encoded bit streams
4896765973Low power apparatus and algorithm for sub-rate bit acquisition and synchronization of high speed clockless data streams
4906765956Multiple sampling frame synchronization in a wireline modem
4916765895Spectrum spread communication system
4926765894Communication terminal apparatus and base station apparatus
4936763229Timing recovery switching for an adaptive digital broadband beamforming (antenna diversity) for ATSC terrestrial DTV based on segment sync detection
4946763078Device and method for burst synchronization and error detection
4956763036Framer method architecture and circuit with programmable symbol selection
4966762720System and method of determining a temporal point of reference when receiving a radio signal
4976760361Cell searching in a CDMA communications system
4986757348High-speed coordinated multi-channel elastic buffer
4996751235Communication link synchronization method
5006748023Apparatus and method for digital wireless communications
5016744839Clock regeneration circuit
5026744830Digital broadcasting signal receiver
5036738437Symbol recovery from an oversampled hard-decision binary stream
5046738430Apparatus and method for digital wireless communications
5056738375Packet configuring method and packet receiver
5066738364Radio receivers and methods of operation
5076735710Clock extraction device
5086735188Channel encoding and decoding method and apparatus
5096731910Data transmission system, data transmitter and data receiver used in the data transmission system
5106731711Signal recovery system
5116731689Training sequence for a radio communications system
5126731614Orthogonal code division multiple access waveform format for use in satellite based cellular telecommunications
5136731224Method and device for preprocessing a received, data coded transmitting signal
5146728926Encoding rate detection method and encoding rate detection device
5156728326Reduced complexity for initial mobile terminal synchronization
5166724848Sync regeneration in a universal serial bus
5176724837Timing estimation for GSM bursts based on past history
5186724834Threshold detector for detecting synchronization signals at correlator output during packet acquisition
5196721378Circuit and method for receiving data
5206721365Receiver for a home phone-lines LAN system
5216721299Pilot signals for synchronization and/or channel estimation
5226718512Dynamic parity inversion for I/O interconnects
5236718491Coding method and coder for coding packetized serial data with low overhead
5246714612Method and device for synchronization of phase mismatch in communication systems employing a common clock period
5256711225Method and apparatus for synchronization of a bit stream for long latency data detection
5266711224Timing acquisition algorithm for an adaptive antenna array
5276711140Method and apparatus for fast acquisition and synchronization of transmission frames
5286710811Data processing device
5296708001Method and apparatus for transmitting an internet protocol (IP) packet within a fiber optic network
5306707902Method of resynchronizing data transfer between two modems connected by a dedicated line
5316704374Local oscillator frequency correction in an orthogonal frequency division multiplexing system
5326704290Transmission device and transmission method
5336701140Digital receive phase lock loop with cumulative phase error correction and dynamically programmable correction rate
5346700886High speed cross point switch routing circuit with word-synchronous serial back plane
5356697440Demodulator of receiver
5366697383Method and apparatus for detecting data streams with specific pattern
5376693983Method and system for detection of short digital radio messages
5386693860Timing signal recovery by superheterodyne phase locked loop
5396690756Synchronization method and receiver comprising multiplication means, transform and comparison means
5406690740Methods and apparatus for providing robust synchronization of radio transceivers
5416690658Indoor communication system and synchronization for a receiver
5426687318Method and communication system for synchronizing two devices with a predeterminable data transmission method
5436687314Method and apparatus for performing analog mode operations when receiving data and signaling tones in a wireless TDMA system
5446687292Timing phase acquisition method and device for telecommunications systems
5456684059Frequency generation in a wireless communication system
5466683493Timing reproducing device and demodulator
5476680932Frequency and time synchronization in severe delay spread channels
5486680636Method and system for clock cycle measurement and delay offset
5496674817Communication device and distinguishing method for distinguishing between different data burst types in a digital telecommunication system
5506674735Radio receivers and methods of operation
5516674731Transmission and reception of TCP/IP data over a wireless communication channel

2003

5526665825Cellular CDMA transmission system
5536665308Apparatus and method for equalization in distributed digital data transmission systems
5546665292Transmission and reception of TCP/IP data over a wireless communication channel
5556658363Digital data pattern detection methods and arrangements
5566658075Synchronization lock detector and method
5576658072Digital communication system transmitting and receiving devices therefor and frame synchronization detection circuit
5586658026Method in connection with serial data transfer to recognize a fixed pattern
5596654897Dynamic wave-pipelined interface apparatus and methods therefor
5606654824High-speed dynamic multi-lane deskewer
5616650718Timing reproducer and demodulator comprising this
5626650661System that compensates for variances due to process and temperature changes
5636650636Transmission and reception of TCP/IP data over a wireless communication channel
5646643788Method for detecting a number of consecutive valid data frames and advancing into a lock mode to monitor synchronization patterns within a synchronization window
5656643518Method and apparatus for synchronizing telecommunications devices via a transmission network
5666643469Method for improved wireless optical communication and frames for use in a wireless optical communication system
5676643342Unique word detection circuit
5686643336DC offset and bit timing system and method for use with a wireless transceiver
5696640319Mis-synchronization detection system
5706639951Digital demodulator
5716628737Signal synchronization using synchronization pattern extracted from signal
5726628725Method and system for encoding data for transmission over a serial link
5736625772Circuit arrangement and method for minimizing bit errors
5746625675Processor for determining physical lane skew order
5756625459Method and apparatus for efficient determination of channel estimate and baud frequency offset estimate
5766625239Circuit for capturing frame sync signal in receiver
5776625223Method and apparatus for encoding, transmitting and decoding digital data
5786624763Multiplexing an additional bit stream with a primary bit stream
5796621813Methods and apparatus for synchronization in a wireless network
5806618829Communication system, a synchronization circuit, a method of communicating a data signal, and methods of synchronizing with a data signal
5816618459Radio communication device and method of bit synchronization pull-in in the same
5826618458Method and apparatus for signal receiving synchronization
5836618452Burst carrier frequency synchronization and iterative frequency-domain frame synchronization for OFDM
5846618450Receiving apparatus and receiving method
5856614490Digital television receiver and timing recovering apparatus and method therefor
5866611217Initialization system for recovering bits and group of bits from a communications channel
5876608868Apparatus and method for digital wireless communications
5886608829Closed-loop synchronization arrangement for data transmission system
5896606365Modified first-order digital PLL with frequency locking capability
5906606358Digital servo channel for recording apparatus
5916604204Circuit and method for recovering synchronization information from a signal
5926600793Minimal overhead early late timing recovery
5936600778Method and apparatus for VSB symbol sync recovery
5946600775Adaptive reference pattern for spread spectrum detection claims
5956597752Method for detecting a dotting sequence for manchester encoded data in a deep fading environment
5966597733Equalizer performance enhancements for broadband wireless applications
5976597707Circuitry, architecture and methods for synchronizing data
5986597706Parity bit extraction and insertion arrangement for a data system
5996594328Method and apparatus for facilitating an estimation of a carrier frequency error in a receiver of a wireless communication system
6006594325Circuitry, architecture and method(s) for synchronizing data
6016594263ATM throttling
6026587988Dynamic parity inversion for I/O interconnects
6036587532Method of generating a clock signal in a module of a data transmission system, and correspondingly equipped data transmission system
6046587522Channel estimation device for digital telecommunications stations
6056587500Symbol sampling time settlement of a hard decision radio receiver
6066586983Signal phase adjustment circuit to set optimum phase
6076584164Method for forming a training sequence
6086584124Method and system for accessing ports of a fixed-size cell switch
6096581114Method and system for synchronizing serial data
6106580774Method and apparatus to perform cell synchronization in an asynchronous transfer mode network
6116577696Method for data regeneration
6126577232Monopolar, synchronized communication system
6136574777Dynamic parity inversion for I/O interconnects
6146574284Bit encoding system and method
6156574237Inoperable network device
6166571361Encoder and decoder
6176570424Signal phase adjustment circuit to set optimum phase
6186567484Burst synchronizing circuit
6196567482Method and apparatus for efficient synchronization in spread spectrum communications
6206567476Data synchronisation process, and transmission and reception interfaces
6216563888Data transmission/reception system and data reception device
6226563886Bit timing synchronization device and a method for the same
6236560304Apparatus for reducing pattern jitter by using locally symmetry forcing wave generating unit and method using the same
6246560303Joint frame, carrier and clock synchronization scheme
6256553505Method and apparatus for performing clock timing de-skew
6266553503Circuitry, architecture and method(s) for synchronizing data
6276549564Random access in a mobile telecommunications system
6286542563Reception method and receiver for digital radio communication system
6296542552Data transmitter
6306539025Priority arbitration for point-to-point and multipoint transmission
6316535549Method and apparatus for carrier phase tracking
6326535545RF modem utilizing saw resonator and correlator and communications transceiver constructed therefrom
6336535527Low latency, low power deserializer
6346529886Authenticating method for an access and/or payment control system
6356529528Multimedia multiplexing method
6366525577Apparatus and method for reducing skew of a high speed clock signal
6376522644Method for decorrelating background interference in a time-synchronized mobile communications system
6386515976Demodulation method and apparatus in high-speed time division multiplexed packet data transmission
6396505220Method and apparatus for detecting a unique word

2002

6406501807Data recovery system for radio frequency identification interrogator
6416501786Direct spread spectrum communication system corresponding to delayed multiplex mode, and method of communication using the system
6426501388Radio signal selective-calling receiver and method of receiving radio signals
6436498817Circuit for processing data signals
6446498563Synchronized communication system
6456493838Coding apparatus and decoding apparatus for transmission/storage of information
6466493360Reception synchronization circuit, receiver using the same, and digital communication system
6476487263Decoding of a biphase modulated bitstream and relative self-synchronizing frequency divider with noninteger ratio
6486480555Method and apparatus for extended range frequency correction burst detection
6496477171Method and system for negotiation of the highest common link rate among nodes of a fibre channel arbitrated loop
6506473477Data synchronizing signal detecting device
6516473450Adaptive reference pattern for spread spectrum detection
6526470045Communication protocol between a transceiver unit and transponders or transceivers associated with said unit
6536466589Apparatus for verifying data integrity and synchronizing ATM cell data format for processing
6546456677Synchronization equipment
6556452991Systems and methods for acquiring channel synchronization in time division multiple access communications systems using dual detection thresholds
6566445733Method of and apparatus for performing line characterization in a non-idle mode in a subscriber line communication system
6576442223Method and system for data transfer
6586442220Method for efficient synchronization in a communication system
6596442145Robust method and apparatus enabling multi-mode wireless optical communication
6606441664Signal phase adjustment circuit to set optimum phase
6616438187Phase processor for data pattern correlator
6626434361Synchronization burst processor for a processing satellite
6636430245Method for transmitting digital data over a capacitive interface with data integrity
6646430242Initialization system for recovering bits and group of bits from a communications channel
6656430238Digital servo channel for recording apparatus
6666430219Method of and apparatus for performing line characterization in a subscriber line communication system
6676426957Asynchronous transfer mode based service consolidation switch
6686424673Method and apparatus in a wireless communication system for facilitating detection of, and synchronization with, a predetermined synchronization signal
6696418140DATA MULTIPLEXING METHOD, DATA MULTIPLEXER USING THE MULTIPLEXING METHOD, MULTIPLE DATA REPEATER, MULTIPLE DATA DECODING METHOD, MULTIPLE DATA DECODING DEVICE USING THE DECODING METHOD, AND RECORDING MEDIUM ON WHICH THE METHODS ARE RECORDED
6706415412Signal used in the transmission of data in a communication system
6716415398Coding system and decoding system
6726415325Transmission system with improved synchronization
6736415004Phase detector, timing recovery device using the same, and a demodulator using the timing recovery device
6746411649Adaptive channel tracking using pilot sequences
6756408011Communication method between devices having different sampling rates and communication system employing the same
6766407682High speed serial-deserializer receiver
6776407641Auto-locking oscillator for data communications
6786404831Data detection with digital filter detector
6796400784Synchronization system and method for digital communication systems
6806400734Method and architecture for TDMA receiver incorporating a unique word correlation control loop
6816396888Digital data transmission system
6826396826Orthogonal code division multiple access waveform format for use in satellite based cellular telecommunications
6836389089Method of searching for pilot signals
6846389088Synchronization and tracking in a digital communication system
6856385264Method and apparatus for mitigating interference between base stations in a wideband CDMA system
6866384723Digital communication system and method
6876377643Apparatus for detecting a synchronization signal in a digital data record/replay device
6886377634Circuit for reproducing bit timing and method of reproducing bit timing
6896377575High speed cross point switch routing circuit with word-synchronous serial back plane
6906377557Orthogonal code division multiple access waveform format for use in satellite based cellular telecommunications
6916374388Equivalent time capture scheme for bit patterns within high data rate signals
6926373899Combined preamble detection and information method for burst-type digital communication system
6936373860Dynamically-assigned voice and data channels in a digital-subscriber line (DSL)
6946373858Burst format and associated signal processing to improve frequency and timing estimation for random access channels
6956366629Method of estimating timing phase and rate offsets in digital data
6966366628Method and circuit for sampling timing recovery
6976366574Method and device for recovering synchronization on a signal transmitted to a mobile-telephone receiver
6986363246Call routing method for a radiotelephone in multiple radiotelephone systems
6996363131Method and apparatus for joint timing synchronization and frequency offset estimation
7006363130Detection of access bursts in TDMA communications systems
7016356555Apparatus and method for digital data transmission using orthogonal codes
7026343364Method and device for local clock generation using universal serial bus downstream received signals DP and DM
7036337855Method, transmitter and receiver for transmitting training signals in a TDMA transmission system
7046335953Enhanced frequency agile radio

2001

7056332208Data transmitting apparatus and data transmitting method
7066332010Synchronizing signal detecting circuit
7076331976Circuits system and methods for synchronization word detection in bitstream communications apparatus
7086324234Synchronization and clock recovery
7096317441Method and apparatus for synchronizing slot receiving data
7106317236Method and apparatus for transmitting an internet protocol (IP) packet within a fiber optic network
7116314148Synchronization tracking method
7126314129Circuit and method for timing recovery in digital communication receiver
7136310896System and method for data sequence correlation in the time domain
7146307869System and method for phase recovery in a synchronous communication system
7156307868Apparatus and method for SCDMA digital data transmission using orthogonal codes and a head end modem with no tracking loops
7166304624Coherent detecting method using a pilot symbol and a tentatively determined data symbol, a mobile communication receiver and an interference removing apparatus using the coherent detecting method
7176301317Synchronization system and method for digital communication systems
7186301290Adaptive reference pattern for spread spectrum detection
7196298225Radio telephones and method of operation
7206298101Method and apparatus for accurately aligning a series of detection windows with a synchronization pattern in a data storage device
7216298098Burst demodulator for use in high speed bidirectional digital cable transmission system
7226295290Telecommunications systems
7236289064Synchronization equipment
7246288656Receive deserializer for regenerating parallel data serially transmitted over multiple channels
7256285724Receiving apparatus for decoding serial signal into information signal and communication system with the receiving apparatus
7266278752System and method to prevent error propagation
7276278710Enhancements to time synchronization in distributed systems
7286275554Digital symbol timing recovery network
7296275544Baseband receiver apparatus and method
7306272190System for wireless transmission and receiving of information and method of operation thereof
7316272186Normal burst acquisition system for use in a cellular communications network
7326266778Split transaction I/O bus with pre-specified timing protocols to synchronously transmit packets between devices over multiple cycles
7336266350Off-line broadband network interface
7346263077Digital subscriber line modem utilizing echo cancellation to reduce near-end cross-talk noise
7356263033Baud rate granularity in single clock microcontrollers for serial port transmissions
7366263031Method and apparatus for signal burst classification
7376259753Data synchronizing signal detecting device
7386259709Training preamble added to CT2 muxes in a CT2 wireless telecommunications system
7396256674Method and apparatus for providing buffer state flow control at the link level in addition to flow control on a per-connection basis
7406256325Transmission apparatus for half duplex communication using HDLC
7416256323Method and apparatus for efficiently transporting asynchronous characters over an ATM network
7426249895Coding apparatus and decoding apparatus for transmission/ storage of information
7436249555Low jitter digital extraction of data from serial bitstreams
7446246737Apparatus for measuring intervals between signal edges
7456246735Synchronization detection method for data transmission apparatus and data transmission apparatus using the same
7466246700Clock signal supplying apparatus
7476243844Signal transmitter used in the transmission of data in a communication system
7486243372Methods and apparatus for synchronization in a wireless network
7496240140Channel aggregation having low latency and overhead
7506236691Signal demodulation method and apparatus
7516229826Method for searching synchronization patterns in serial, packet-oriented and multiplexed data streams
7526226768Coded frame synchronizing method and circuit
7536223317Bit synchronizers and methods of synchronizing and calculating error
7546222828Orthogonal code division multiple access waveform format for use in satellite based cellular telecommunications
7556219345Timing estimation in mobile communication systems using parabolic interpolator
7566218896Vectored demodulation and frequency estimation apparatus and method
7576215832Maximum likelihood sequence estimation receiver and method of receiving maximum-likelihood sequence estimates
7586215817Serial interface device
7596215798Multi-frame synchronization for parallel channel transmissions
7606215388Parallel connected PTC elements
7616212660Methods and apparatuses for identification of the position of data packets which are located in a serial received data stream
7626208701Synchronizing apparatus
7636208696Low power density radio system
7646205157Method for propagation delay control
7656198784Methods of synchronizing a personal handy-phone system station and phase lock loops
7666198783System for wireless serial transmission of encoded information
7676195783Process and apparatus for synchronizing the block counter in an RDS radio data receiver
7686195402Pattern matching apparatus
7696195343Spectrum spread communication system
7706192093Enhanced CIMT coding system and method with automatic word alignment for simplex operation
7716192056Demodulating apparatus and demodulating method
7726188829Data reproduction apparatus for character multiplexing video signal
7736185244Cell searching in a CDMA communications system
7746181755Receiver synchronisation in idle mode
7756181258Receiver capable of parallel demodulation of messages
7766178214Synchronizing system capable of certainly executing synchronizing operation
7776175559Method for generating preamble sequences in a code division multiple access system
7786175391Digital TV receiver
7796173006Direct sequence CDMA device and method for using the same
7806169773System for synchronizing a block counter in a radio-data-system (RDS) receiver

2000

7816167452Joint flow control mechanism in a telecommunications network
7826167244Gain control method and receiver
7836167048Clock recovery for video communication over ATM network
7846167034Rate adaptive digital subscriber line (RADSL) modem
7856163586Autobaud/autoecho method
7866163423Synchronizing signal detector for magnetic recording/reproducing apparatus and synchronizing signal detecting method thereof
7876161203Communication system utilizing Reed-Solomon code to achieve auto frame synchronization acquistion
7886160860Phase-locked loop (PLL) circuit containing a frequency detector for improved frequency acquisition
7896160822ATM cell synchronization circuit
7906160821Synchronization of digital communication systems
7916157652Hub port with constant phase
7926157631Method and system for generating and using synchronized and unsynchronized spread spectrum signals in a cellular communications system
7936154509Data phase recovery system
7946154468Fast sync-byte search scheme for packet framing
7956151356Method and apparatus for phase detection in digital signals
7966151334System and method for sending multiple data signals over a serial link
7976144709Method of detecting a call set-up burst, and a receiver
7986144650Mobile communication system
7996141346Point-to-multipoint transmission using subqueues
8006138264Syndrome calculation circuit
8016137828Radio remote interface for modulating/demodulating data in a digital communication system
8026134286Synchronization techniques and systems for radiocommunication
8036134276Timing recovery system
8046133959Device and method for detecting sync signal from digital TV signal
8056128761Method and apparatus for G.706 frame alignment and CRC procedure test tool
8066128358Bit shift detecting circuit and synchronizing signal detecting circuit
8076128319Hybrid interface for packet data switching
8086128317Transmitter and receiver supporting differing speed codecs over single links
8096125156Data synchronizing signal detecting device
8106125154Digital servo channel for recording apparatus
8116122329Radio frequency identification interrogator signal processing system for reading moving transponders
8126118833Fast acquisition method for obtaining data from a transmission channel and a data receiver for carrying out this method
8136118769Method and apparatus for voice intranet repeater and range extension
8146115748Prioritized access to shared buffers
8156111922Circuit for detecting word sequences in a modem
8166108368Adaptive reference pattern for spread spectrum detection claims
8176104762Timing recovery apparatus and a diversity communication apparatus using the same
8186101216Splitterless digital subscriber line communication system
8196097777Phase locked loop circuit
8206097766Timing phase synchronization detecting circuit and demodulator
8216097736Telecommunications network
8226094464Burst mode receiver
8236094452Timing recovery in a network-synchronized modem
8246091786Method and apparatus in a communication receiver for estimating symbol timing and carrier frequency
8256091758Cordless telephone arranged for operating with multiple portable units in a frequency hopping system
8266091718Radio receivers and methods of operation
8276089749Byte synchronization system and method using an error correcting code
8286088736Joint flow control mechanism in a telecommunications network
8296088411Method and apparatus for a unique word differential detection and demodulation using the unique word differential detection
8306088403Signal extraction method and apparatus
8316088386Transmitter with phase rotor, modulator/demodulator, communication system and method performed thereby
8326088370Fast 16 bit, split transaction I/O bus
8336084905Frequency hopped wireless communication system and communication equipment using a preamble field and information transfer field succeeding the preamble field
8346084886Method and apparatus for facilitating establishment of communications in a messaging system
8356084852Burst mode preamble
8366084536Conversion of a sequence of m-bit information words into a modulated signal
8376081570Parallel integrated frame synchronizer chip
8386078607Synchronization codes for use in communication
8396076112Prioritized access to shared buffers
8406075831FIFO and system synchronization system and method
8416075826Method and apparatus for obtaining initial carrier and symbol phase estimates for use in synchronizing transmitting data
8426075793High efficiency spread spectrum system and method
8436072841Block phase estimator for the coherent detection of non-differentially phase modulated data bursts on rician fading channels
8446072344Phase-locked loop (PLL) circuit containing a phase detector for achieving byte alignment
8456069928Scalable receiver structure for efficient bit sequence decoding
8466069913Method and apparatus for determining an identifying bit sequence in a radio frequency waveform
8476069720Optical telecommunications network
8486061406Multichannel time shared demodulator and method
8496058150Method and apparatus for combined timing recovery, frame synchronization and frequency offset correction in a receiver
8506055663Error-robust multiplex process with header control field
8516055119Adaptive signal processing method and circuit for a digital recording/reproducing apparatus
8526052423Synchronization and tracking in a digital communication system
8536052418Frequency error measuring apparatus and radio apparatus
8546049577Header synchronization detector
8556049576Kronecker product code acquisition system
8566047033Apparatus and method for signal timing error detection
8576044482Digital transmission system for encoding and decoding attribute data into error checking symbols of main data
8586044122Digital phase acquisition with delay locked loop
8596038274Apparatus for decoding a channel signal into an information signal and reproducing arrangement provided with the apparatus
8606034998Method of and apparatus for detecting phase
8616032181Interactive distribution system for digital audio-video signals
8626031880Carrier recovery in communications system
8636031847Method and system for deskewing parallel bus channels
8646031828Radio communication system
8656029266Error correcting apparatus and method of digital processing system for correcting general and erasure errors
8666028904Signal converting apparatus and method
8676026133Method and apparatus for system clock adjustment
8686026124Transition-controlled digital encoding and signal transmission system
8696023477System and method of time and frequency synchronization in a radiocommunication system
8706018555Network utilizing modified preambles that support antenna diversity
8716016331Methods of synchronization, personal handy-phone system stations and phase lock loops
8726014416Method and circuit for detecting data segment synchronizing signal in high-definition television

1999

8736009131Synchronizer
8746009125Digital transmission system that can be synchronized with initialization sequences
8756005904Phase-locked loop with protected output during instances when the phase-locked loop is unlocked
8766002728Synchronization and tracking in a digital communication system
8776002538PRML regenerating apparatus having adjusted slice levels
8785999577Clock reproducing circuit for packet FSK signal receiver
8795999571Transition-controlled digital encoding and signal transmission system
8805996019Network link access scheduling using a plurality of prioritized lists containing queue identifiers
8815995572Method for measuring frequency shift in digital communications using synchronization sequence and channel step response
8825995569Method for establishing synchronization and demodulator using the same
8835995535Rapid time and frequency acquistion of spread spectrum waveforms via ambiguity transform
8845995515Communication system, base station, mobile station, and radio communication system
8855995512High speed multimedia data network
8865991349Data processing device
8875991348Method and apparatus for regenerating symbol timing from a probing signal in a system having non-linear network and codec distortion
8885991308Lower overhead method for data transmission using ATM and SCDMA over hybrid fiber coax cable plant
8895991283Radio receivers and methods of operation
8905987080Method of synchronizing signals and a device herefor
8915987077Method of synchronizing a digital signal receiver
8925987066Digital data transmitting method
8935983260Serial control and data interconnects for coupling an I/O module with a switch fabric in a switch
8945982830Hysteretic synchronization system for MPEG audio frame decoder
8955978123Method for the transmission of a low-rate supplementary channel in high-rate coherent optical transmission systems
8965974464System for high speed serial video signal transmission using DC-balanced coding
8975970092Adaptively equalized burst receiver and method for upstream broadband data
8985970086Radio remote interface for modulating/demodulating data in a digital communication system
8995969631Method and control system for the synchronized transmission of digital data
9005966636Method and apparatus for multiple access over randomized slots with collision detection in a cable telephony system
9015966409Data transmission unit
9025966376Apparatus and method for digital data transmission using orthogonal cyclic codes
9035963605Burst frame phase synchronizing circuit and burst frame phase synchronizing method utilizing a frame synchronizing signal satisfying a calculated protection condition
9045963152Resolving block method for synchronization correction in run-length limited codes
9055960048Method and an arrangement for receiving a symbol sequence
9065960007Circuits and methods for framing one or more data streams
9075956342Priority arbitration for point-to-point and multipoint transmission
9085953649Signal acquisition in a satellite telephone system
9095953378Frame synchronization circuit and communications system
9105953327Class of low cross correlation non-palindromic synchronization sequences for code tracking in synchronous multiple access communication systems
9115949834VSB symbol sync recovery system
9125949828TDMA system receiver
9135949755ATM emulated path protection
9145946360Frequency offset compensation using dotting sequences
9155946358Receiver circuit for a mobile communications system
9165946351Tap selectable decision feedback equalizer
9175944842Method and apparatus for data encoding and communication over noisy media
9185943383Method of determining a receiver time at a reception instant of a transmission time marker contained in received data elements
9195943377Method and device for bit pattern detection
9205940744Local frequency correction
9215940137Symbol timing generation and recovery for data transmission in an analog video signal
9225937020Digital information signal reproducing circuit and digital information system
9235937003Adaptive reference pattern for spread spectrum detection claims
9245930267Frame synchronization for asynchronous transmission
9255930015Optical access system
9265929683Clock generator for generating a system clock causing little electromagnetic interference
9275928293Method for generating a clock signal for use in a data receiver, clock generator, data receiver and remote controlled access system for vehicles
9285920220Clock timing recovery methods and circuits
9295914985Digital demodulator
9305912869Recording medium data transmission method and apparatus and data reproduction method and apparatus
9315912753Optical telecommunications network
9325909471Method and system for rapid initial control signal detection in a wireless communications system
9335909447Class of low cross correlation palindromic synchronization sequences for time tracking in synchronous multiple access communication systems
9345909332Sampled amplitude read channel employing interpolated timing recovery
9355909297Drift compensating circuit for optical modulators in an optical system
9365907682Communication LSI for responding to future supplements and modifications of the standard
9375907587Method and apparatus for clock recovery
9385907558Burst signal reception method and apparatus
9395905769System and method for high-speed skew-insensitive multi-channel data transmission
9405905767Timing recovery apparatus and a diversity communication apparatus using the same
9415905762Receiver synchronization using punctured preamble
9425905733Method and apparatus for distinguishing in-band signaling from user data
9435903818Radio paging system for improving message receive ratio by reducing intermodulation noise
9445903613Data reception device, data reception method and electronic equipment
9455901189Symmetrical correlator
9465899931Synchronous telemetry transmission between a programmer and an autonomous device
9475898895System and method for controlling data transmission rates between circuits in different clock domains via selectable acknowledge signal timing
9485898743Digital radio communications receiver
9495898684TDMA burst receiver
9505896511Method and apparatus for providing buffer state flow control at the link level in addition to flow control on a per-connection basis
9515896374Variable rate transmission method, transmitter and receiver using the same
9525896217Optical transmission system, optical multiplexing transmission system, and related peripheral techniques
9535896212Wavelength division multiplexing optical communication network
9545892632Sampled amplitude read channel employing a residue number system FIR filter in an adaptive equalizer and in interpolated timing recovery
9555889781Asynchronous timing generator
9565883929Synchronization method, and associated circuitry, for synchronizing a receiver with a transmitter
9575878090Receiver synchronization using punctured preamble
9585878079Data reception control device
9595878034Spacecraft TDMA communications system with synchronization by spread spectrum overlay channel
9605877702Remote control system, start bit for biphase encoding scheme
9615874839Timer apparatus
9625872959Method and apparatus for parallel high speed data transfer
9635872820Synchronization in TDMA systems in a non-realtime fashion
9645872791Method and apparatus for data encoding and communication over noisy media
9655872645Telecommunications network
9665867059Demodulating system for MSK and GMSK signal using a fast fourier transform converter
9675862467Selective reception of a radio signal in a cell assigned with one of bit rates and one of signal formats
9685862153Coding apparatus and decoding apparatus for transmission/storage of information
9695859871Transmitting digital signals
9705859671Symbol timing recovery circuit and method
9715856986Synchronization field pattern selection
9725856979Error-robust multiplex process with retransmission

1998

9735854840Data transmission protocol method and apparatus
9745854784Power-saving method for providing synchronization in a communications system
9755852639Resynchronization apparatus for error correction code decoder
9765852525Automatic clock signal phase adjustment in which a pattern including 0's is detected and integrated to effect the phase adjustment
9775850395Asynchronous transfer mode based service consolidation switch
9785847891PRML regenerating apparatus
9795841602PRML regenerating apparatus
9805841601Elimination of inter symbol interference-induced timing phase and gain steps at sector start in PRML digital magnetic data storage channel
9815838747Asynchronous serial data transmission apparatus with edge interrupt operation and timer interrupt operation
9825838746Radio communication system permitting of management of variable transmission delays
9835838745Synchronization method, and associated circuitry, for improved synchronization of a receiver with a transmitter using nonlinear transformation metrics
9845838728High rate reed-solomon concatenated trellis coded 16 star QAM system for transmission of data over cellular mobile radio
9855838672Method for measuring the timing of a received signal in a communication system and mobile station implementing the method
9865835541Sampling phase synchronizing apparatus and bidirectional maximum likelihood sequence estimation scheme therefore
9875835498System and method for sending multiple data signals over a serial link
9885835489CDMA communication system
9895835296Apparatus for reproducing a digital information signal from a record carrier and counting the number of bits between two sync patterns
9905835144Methods of coding and decoding moving-picture signals, using self-resynchronizing variable-length codes
9915832002Method for coding and decoding a digital message
9925831752Optical packet processing
9935828696Timing recovery in a network-synchronized modem
9945825824DC-balanced and transition-controlled encoding method and apparatus
9955825818Apparatus and method of recovering a timing signal in a transmission apparatus by adjusting tap coefficients
9965825570PRML regenerating apparatus having reduced number of charge pump circuits
9975822689Circuit and method using data synchronization for battery power conservation in a paging receiver
9985822386Phase recovery circuit for high speed and high density applications
9995822308Multi-tasking sequencer for a TDMA burst mode controller
10005818876Method and apparatus of adaptive maximum likelihood sequence estimation using a variable convergence step size
10015818872Timing offset error extraction method and apparatus
10025818371Coherent synchronization and processing of pulse groups
10035818365Serial to parallel conversion with phase locked loop
10045815541Digital phase locked loop assembly
10055815294Optical transmission system with transmission characteristic measuring device
10065812090Method and device enabling a modem to be synchronized with an RF digital data transmitter in the presence of jammers
10075809044Method of and circuit for detecting synchronism in viterbi decoder
10085809009Demodulator apparatus for digital radio communication receiver providing pseudo-coherent quadrature demodulation based on periodic estimation of frequency offset
10095808766Method for measuring a signal transmission delay time, central station, terminal station and network to perform this method
10105808573Methods and structure for sampled-data timing recovery with reduced complexity and latency
10115805583Process for communicating multiple channels of digital data in distributed systems using synchronous code division multiple access
10125802358Digital audio data phase shifting apparatus
10135802121Synchronization device for digital communications
10145799050Sync detection circuit and method using variable reference for comparison with mismatch count
10155796787Receiver and method thereof
10165796765Optical pulse seqeunce generator
10175796501Wavelength division multiplexing optical communication network
10185793759Apparatus and method for digital data transmission over video cable using orthogonal cyclic codes
10195793509Telecommunications network
10205790610Data communication systems
10215790602Receiver synchronization using punctured preamble
10225790591Spread spectrum transmitter and communications system using multiple spreading codes
10235790568Spacecraft Reed-Solomon downlink module
10245790567Parallel processing spacecraft communication system
10255787133Signal modulation employing a pseudo-random sequence of pilot symbols
10265787132Data communication system having improved synchronization capability
10275787128Nonlinear signal correlator and method therefor
10285784462Digital signal receiver capable of receiving data encrypted and transmitted in online processing
10295781595Voice transmitting apparatus and voice receiving apparatus using unique word patterns
10305781540Device and method for communicating in a mobile satellite system
10315778214Bit-phase aligning circuit
10325778055System for, and method of, transmitting and receiving through telephone lines signals representing data
10335778022Extended time tracking and peak energy in-window demodulation for use in a direct sequence spread spectrum system
10345778000Frame synchronization method
10355774480Cyclic code check bits generation and error correction using sum of remainders
10365774469Combined minicell alignment and header protection method and apparatus
10375771249ATM cell synchronous system
10385768324Burst data transmitter using a sync signal of district center and a method therefor
10395768321Automatic frequency control unit which detects a frame pattern in a phase modulation signal
10405768283Digital phase adjustment circuit for asynchronous transfer mode and like data formats
10415768269Apparatus and method for establishing frame synchronization in distributed digital data communication systems
10425768234Synchronizing mark detecting apparatus and method and information reproducing apparatus and method
10435765128Apparatus for synchronizing a voice coder and a voice decoder of a vector-coding type
10445764876Method and device for detecting a cyclic code
10455764693Wireless radio modem with minimal inter-device RF interference
10465764648Method and apparatus for generating a transmission timing signal in a wireless telephone
10475761249Synchronization arrangement for decoder/de-interleaver
10485761239Method and apparatus for despreading spread spectrum signals
10495761211Peak correlation timing recovery circuit and receiving apparatus
10505760937Optical demultiplexer
10515757849Timing recovery in a network-synchronized modem
10525757834Device for synchronizing branches of a Viterbi decoder included in a multidimensional trellis coded digital data receiver
10535754605Method and apparatus for synchronization of a communications unit
10545754603Pseudo random number sequence synchronization in communications systems
10555754322Optical transmission system, optical multiplexing transmission system, and related peripheral techniques
10565751776Receiver for a digital communication system
10575751773System for wireless serial transmission of encoded information
10585751701Rate adaptive digital subscriber line ("RADSL") modem
10595748681Offset correction for a homodyne radio
10605748680Coarse frequency burst detector for a wireline communications system
10615748677Reference signal communication method and system
10625748676Network utilizing modified preambles that support antenna diversity
10635748671Adaptive reference pattern for spread spectrum detection
10645748629Allocated and dynamic bandwidth management
10655745837Apparatus and method for digital data transmission over a CATV system using an ATM transport protocol and SCDMA
10665745532System for wireless transmission and receiving of information and method of operation thereof
10675745510System for detecting frame/burst synchronization and channel error using cyclic code
10685742765Combination local ATM segmentation and reassembly and physical layer device
10695742644Receiving circuitry for receiving serially transmitted encoded information
10705740209Method of adjusting for Doppler shifts in communication signals
10715737369Apparatus and method for recovering data in the presence of error transients
10725732114Method of detecting reference symbols for a digital data receiver
10735729577Signal processor with improved efficiency
10745729543Sequencer employing conditional logic in a TDMA burst mode controller
10755729529Timing and synchronization technique for ATM system
10765727035Synchronization device for digital communications
10775727032Method and device for estimating transmitted signals in a receiver in digital signal transmission operations
10785727020Wireless radio modem with minimal interdevice RF interference
10795727018Process for obtaining a signal indicating a synchronization error between a pseudo-random signal sequence from a transmitter and a reference pseudo-random signal sequence from a receiver
10805727004Method and apparatus for data encoding and communication over noisy media
10815724383Method for generating and encoding signals for spread spectrum communication
10825724034Device for establishing cell boundaries in a bit stream and CRC calculation
10835721755Serial transfer system
10845719904Data restoring circuit
10855717861Method and system for determining network access delay
10865717761Data transmission system capable of carrying out a data transmission with a high security
10875717725System for wireless transmission and receiving of information through a computer bus interface and method of operation
10885717619Cost reduced time varying fir filter
10895717510Optimized optical transmission system for high capacity transmission
10905715521Method of controlling synchronization signal power in a communication system
10915715278Standby power saving in mobile phones
10925710798System for wireless transmission and receiving of information and method of operation thereof
10935710757Electronic device for processing multiple rate wireless information
10945706314Joint maximum likelihood channel and timing error estimation

1997

10955703914Clock recovery circuit employing delay-and-difference circuit and pulse-sequence detection
10965703887Synchronization and error detection in a packetized data stream
10975703882Cyclic line coding apparatus for error detection and frame recovery
10985701330Serial communication method and apparatus
10995701329Standby power savings with cumulative party check in mobile phones
11005699389Oversampling correlator with virtual clock phase for a telecommunications device
11015696639Sampled amplitude read channel employing interpolated timing recovery
11025696505Method of converting a series of m-bit information words to a modulated signal, method of producing a record carrier, coding device, decoding device, recording device, reading device, signal, as well as record carrier
11035694428Transmitting circuitry for serial transmission of encoded information
11045694420Wireless modem with low power consumption and high reliability in reception
11055689529Communications method and apparatus for digital information
11065689518Method and an apparatus to modify CRC in intermediate high speed network nodes
11075684839Apparatus for adjusting sample points based upon measured intersymbol interference
11085680421Frame synchronization apparatus
11095677931Transmission path switching apparatus
11105675591Reverse checksum method for telecommunication systems
11115671228System for detecting non-coincidence of codes
11125668838Instantaneous phase detecting circuit and clock recovery signal generating circuit incorporated in differential demodulator
11135668828Enhanced frequency agile radio
11145668813Dynamic synchronization code detection window
11155668810Data transmission protocol method and apparatus
11165666378High performance modem using pilot symbols for equalization and frame synchronization
11175666366Inter-base synchronization technique for a TDMA communication system
11185663989Control arrangements for digital radio receivers
11195661764Slot reception synchronization circuit
11205661761Quasi-synchronous detection and demodulation circuit and frequency discriminator used for the same
11215661752Circuit for detecting word sequences in a modem
11225659578High rate Reed-Solomon concatenated trellis coded 16 star QAM system for transmission of data over cellular mobile radio
11235657347Data reception control device
11245654960Time division multiple access digital transmission system, and a station for use in such a system
11255654815Synchronization method as well as synchronizing units, terminal and exchange therefor
11265654695Multi-function network
11275652771Time tracking based on a Taylor series of an expected signal
11285652541Data demodulator employing decision feedback for reference parameter recovery and method used therin
11295651033Inter-system data communication channel comprised of parallel electrical conductors that simulates the performance of a bit serial optical communications link
11305651015Apparatus and method for synchronization and error detection of received digital data bursts in a TDM/TDMA system
11315650999Voice over data communication system
11325648991Sampling phase synchronizing apparatus and bidirectional maximum likelihood sequence estimation scheme therefore
11335646758Optical time compression multiplexing transmission system
11345646628Method of treating periodic signals
11355644600Multi-valued signal decoding circuit having bit synchronization signal timing transition which is sampled and held
11365642365Transmitter for encoding error correction codes and a receiver for decoding error correction codes on a transmission frame
11375642354Enhanced access burst in a wireless communication system
11385636369Fast pattern-detection machine and method
11395636208Technique for jointly performing bit synchronization and error detection in a TDM/TDMA system
11405629960Method for reducing distortion effects on DC off-set voltage and symbol clock tracking in a demodulator
11415627885System for, and method of, transmitting and receiving through telephone lines signals representing data
11425627864Phase shift correcting apparatus of a sync detector in a satellite broadcasting reception system
11435625652Timing recovery controller and method for adjusting the timing of synchronizing windows in a PSK demodulator
11445625573Fast acquisition of GMSK-modulated signal for CDPD applications
11455625356Method for re-synchronizing variable length code at high speed using parallel-processing pattern matching
11465623519Apparatus for comparing the weight of a binary word to a number
11475621772Hysteretic synchronization system for MPEG audio frame decoder
11485619531Wireless radio modem with minimal interdevice RF interference
11495619507Method and apparatus for establishing and maintaining frame synchronization in a satellite communication system
11505615060Automatic clock signal phase adjusting circuit utilizing level detector and pattern detector
11515615059Automatic clock signal phase adjusting circuit
11525612956Reformatting of variable rate data for fixed rate communication
11535612953Multi-media serial line switching adapter for parallel networks and heterogeneous and homologous computer systems
11545610953Asynchronous low latency data recovery apparatus and method
11555610951Efficient ATM cell synchronization
11565610949Phase detector and a method determining the phase of received PSK symbols
11575604745TDMA mobile telephone apparatus
11585604741Ethernet system
11595602881Receiver for a digital communication system
11605602832Receiver device for code division multiplex communication system
11615600502Elimination of inter symbol interference-induced timing phase steps at sector start in PRML digital magnetic data storage channel
11625600465Optical demultiplexer operating in synchronism with a data stream having ascertainable pulse rate
11635598444Sync detecting apparatus and method thereof
11645598442Self-timed parallel inter-system data communication channel
11655598438Cordless telecommunication apparatus
11665598423Very low jitter clock recovery from serial audio data
11675598419Dynamic synchronization code detection window
11685598156Serial to parallel conversion with phase locked loop
11695596603Device for wireless transmission of digital data, in particular of audio data, by infrared light in headphones
11705594759Quasi-synchronous detection and demodulation circuit and frequency discriminator used for the same
11715594758Frequency controller and method of correcting phase estimates in a PSK demodulator using frequency control
11725594506Line sync detector for digital television receiver
11735592519Dual frequency clock recovery using common multitap line

1996

11745590160Symbol and frame synchronization in both a TDMA system and a CDMA
11755590159Digital data sequence pattern filtering
11765581744Method and apparatus for correcting polarity using a synchronizing sequence
11775581579Method and apparatus to adaptively control the frequency of reception in a digital wireless communication system
11785579324Synchronizing circuit arrangement
11795579321Telecommunication system and a main station and a substation for use in such a system
11805574979Periodic interference avoidance in a wireless radio frequency communication system
11815574754Sliding correlator
11825574753Glitch free clock start/stop control circuit for outputting a single clock signal and a single sync signal from a plurality of sync signal inputs and a plurality of clock signal inputs
11835574737Modulator-demodulator device capable of detecting an unsynchronized frame state based on hard and soft error values
11845572555Serial code format optimized for remote control applications over noisy communications channel
11855572537Modulator-demodulator device capable of detecting an unsynchronized frame state based on hard and soft error values
11865572516Mobile unit communication system
11875570370Frame timing acquisition method and system for cordless TDMA systems
11885570368Cell multiplexer having cell delineation function
11895568513Standby power savings with cumulative parity check in mobile phones
11905568486Integrated user network interface device
11915568302Method of transmitting data via an optical data link
11925566184Phase ambiguity removing device
11935566015Optical demultiplexer with high speed superconducting switch
11945563887Transmission error correction code appending device which can regulate a maximum delay of an interleaver in a variable bit rate video coding system
11955561468Multiplexed modulation system for robust audio digital television
11965555247Frame synchronizing apparatus for quadrature modulation data communication radio receiver
11975553064High speed bidirectional digital cable transmission system
11985553063Voice over data communication system
11995552942Zero phase start optimization using mean squared error in a PRML recording channel
12005550833Unique word detecting apparatus and unique word detecting method
12015541967Fast symbol synchronization for use in conditioning a receiving modem
12025541964Distortion compensation technique
12035537442Instantaneous phase detecting circuit and clock recovery signal generating circuit incorporated in differential demodulator
12045537437Initialization equalization for modulation and demodulation using special training pattern
12055535249Precise detection of frequency error for bursts modulated by predetermined symbol sequence
12065535220Forward error correcting transmitter and receiver
12075535209Method and apparatus for transporting timed program data using single transport schedule
12085533067Method and device for estimating transmitted signals in a receiver in digital signal transmission operations
12095533066Apparatus and method for estimating maximum likelihood sequence using optimum sampling phase
12105528635Synchronization detecting circuit
12115528596Telecommunications systems
12125526379Method of selecting the most desirable code search mode in a pager in the case of frame async
12135526156Device for the phase realignment of ATM cells optical ATM nodes
12145524282Apparatus and method for detecting place of burst signals in time division multiplex communication system
12155524127Unique word detector and method for detecting a unique word within one of several windows offset in time
12165523856Synchronizing signal detecting and error-correcting apparatus
12175519734Synchronization arrangement for decoder-de-interleaver
12185517524Method of and apparatus for automatic equalizing filter
12195515036Passive keyless entry system
12205511099Passband sync block recovery
12215511098Digital methods and apparatus reverse link signal detection and recovery in a mobile data base station
12225511097Delay detection circuit
12235511073Method and apparatus for the formatting of data for transmission
12245509036Synchronizing signal detection apparatus
12255509035Mobile station operating in an analog mode and for subsequent handoff to another system
12265509016Procedure and arrangement for a radio communications system
12275506965Microcomputer incorporating communication device
12285506577Synchronizer for pulse code modulation telemetry
12295504773Method and apparatus for the formatting of data for transmission
12305502749Radio receiver apparatus and phase correcting method thereof
12315502408Circuit for decoding 2T encoded binary signals
12325500876Phase error canceller for QPSK signals using unique word detectors
12335500620Timing recovery for digital demodulation
12345493571Apparatus and method for digital communications with improved delimiter detection
12355491726Method and apparatus to determine the frequency and time slot position in a digital wireless communication session
12365491713Minimized oversampling Manchester decoder
12375488638Clock recovery method and apparatus in a diversity receiver
12385487092System for high-speed synchronization across clock domains
12395487070Apparatus for reproducing received data
12405485461ATM cell detector
12415483671Method of determining transmission time to transmit an information packet to a remote buffer
12425481561Fully meshed CDMA network for personal communications terminals

1995

12435479451Method and device for data recovery in burst mode communication system
12445479444Training sequence in digital cellular radio telephone system
12455475696Remote alarm transfer method and system
12465473612Method and apparatus for minimizing false detection of packet data in a communication receiver
12475473610Method of clock signal recovery and of synchronization for the reception of information elements transmitted by an ATM network and device for the implementation of the method
12485471507Circuit for detecting object signal from input signal
12495467464Adaptive clock skew and duty cycle compensation for a serial data bus
12505465276Method of forming a channel estimate for a time-varying radio channel
12515465059Method and apparatus for timing acquisition of partial response class IV signaling
12525463627Frame synchronizing apparatus for quadrature modulation data communication radio receiver
12535463616Method and apparatus for establishing a full-duplex, concurrent, voice/non-voice connection between two sites
12545459765Phase comparator for biphase coded signal including preamble with code violation
12555459757Timing and gain control circuit for a PRML read channel
12565459753Method and apparatus for pattern independent phase detection and timing recovery
12575457716Automatic frequency control in a radio communication receiver
12585452324Packet data recovery system
12595448616Integrated bit error rate test function in analog channel unit of digital cellular network
12605448571Method and apparatus for determining byte synchronization within a serial data receiver
12615446759Information transmission system and method of operation
12625446715Circuit for detecting a synchronous signal included in an information signal
12635444743Synchronous pulse generator
12645444720Method for the transmission of items of auxiliary information in an AM radio broadcast signal
12655444710Telecommunications systems
12665444705Dual priority switching apparatus for simplex networks
12675444697Method and apparatus for frame synchronization in mobile OFDM data communication
12685442659Radio communications system with fault tolerant frequency hopping synchronization
12695440347Method and apparatus for randomizing training sequences to minimize interference in digital transmissions
12705440267Demodulator
12715440265Differential/coherent digital demodulator operating at multiple symbol points
12725438621DC-free line code and bit and frame synchronization for arbitrary data transmission
12735438595Method of estimating the speed of a mobile unit in a digital wireless communication system
12745436942Method of equalizing digitally encoded signals transmitted in a plurality of non-contiguous time slots
12755436853Remote control signal processing circuit for a microcomputer
12765434905Digital cordless telephone set operated under burst synchronization
12775432825Enabling code for radiotransmission of data
12785430773Data sampling apparatus, and resultant digital data transmission system
12795430767Method and apparatus for deinterleaving digital transmission data
12805430746Method of and circuitry for detecting synchronism failure of two word sequences
12815428649Elastic buffer with bidirectional phase detector
12825428647Method and apparatus for synchronizing a received signal in a digital radio communication system
12835428646Device and method for frame synchronization in a multi-level trellis coding system
12845428614Expected value data framer and method
12855426643Apparatus and method for transmitting bit synchronous data over an unreliable channel
12865424709Circuit for providing isolation between components of a power control system and for communicating power and data through the isolation media
12875422917Frequency offset estimation using the phase rotation of channel estimates
12885422916Partial frame detector
12895422915Fault tolerant clock distribution system
12905422894Real-time convolutional decoder with block synchronizing function
12915420895Phase compensating circuit
12925420893Asynchronous data channel for information storage subsystem
12935418526Slave bus controller circuit for class A motor vehicle data communications
12945416806Timing loop method and apparatus for PRML data detection
12955416779Time division duplex telecommunication system
12965412698Adaptive data separator
12975412498Multi-RC time constant receiver
12985412379Rolling code for a keyless entry system
12995410588Mobile radio communications system having a supervising radio transmitting station for transmitting a reference synchronizing signal to a first and second base stations via a radio link
13005410570Self synchronizing automatic correlator
13015410568CDMA/TDMA spread-spectrum communications system and method
13025408504Symbol and frame synchronization in a TDMA system
13035406427Clock generator for magnetic disk drive that switches between preamble and data portions
13045404362Very low jitter clock recovery from serial audio data
13055400368Method and apparatus for adjusting the sampling phase of a digitally encoded signal in a wireless communication system
13065400366Quasi-synchronous detection and demodulation circuit and frequency discriminator used for the same
13075400349Fault tolerant comparator for disk drive controllers
13085400348Packet start detection using check bit coding
13095398237Acquisition and tracking of independent quadrature modulated bitstreams
13105396654Data transfer method and apparatus having dual frequency operation
13115396541Call handoff in a wireless telephone system
13125394442Optical communications transmitter and receiver
13135392300Dual mode radio communication unit
13145392289Error rate measusrement using a comparison of received and reconstructed PN sequences
13155390340Radio paging receiver capable of establishing clock synchronization even in the absence of a preamble signal
13165390216Synchronization method for a mobile radiotelephone
13175384828Method and apparatus for synchronization in a wireless telephone system
13185384774Asynchronous transfer mode (ATM) payload synchronizer
13195383188Receiver having clock phase memory for receiving short preamble time slots
13205383045Code word recognition unit and use thereof
13215382952Transponder for proximity identification system

1994

13225377222Frequency agile radio
13235377209Telecommunications system data alignment equipment and method
13245376894Phase estimation and synchronization using a PSK demodulator
13255373537Method and apparatus for the synchronization of a clock means of a telecommunication switching system
13265373536Method of synchronizing to a signal
13275373534Serial data receiving apparatus
13285373507Device and method for synchronizing and channel estimation in a TDMA radio communication system
13295367544Data stream frame synchronisation
13305365549Complex signal correlator and method therefor
13315363414Method for detecting a signal sequence
13325359631Timing recovery circuit for synchronous waveform sampling
13335359625Spread spectrum communication system particularly-suited for RF network communication
13345357249Apparatus and method for high speed flexible multiplexing for fiber optic data transmissions
13355349611Recovering synchronization in a data stream
13365347548Circuit for simultaneous recovery of bit clock and frame synchronization
13375347542Demodulation selection for a communication signal
13385345451Cyclic redundancy check operating method and a head error checker synchronizing unit in an asynchronous transfer mode switching process
13395343498Sample timing selection and frequency offset correction for U.S. digital cellular mobile receivers
13405343497Method and device for the synchronization between a base radio station and a mobile radio station in a digital radiomobile system
13415339337Permuted block synchronization
13425337332Training detection apparatus
13435335348Radio receiver having frequency sweep control apparatus
13445329558Method of synchronizing a radio receiver with an incoming radio signal
13455327436Communication control system
13465321754Sequence synchronization
13475319679Method and apparatus for recovering data from a radio signal
13485319650Modulator-demodulator device capable of detecting an unsynchronized frame state
13495319364Passive keyless entry system
13505319321Digital PLL circuit
13515315299Multiplex data communicating apparatus applicable to automotive vehicle
13525313501Method and apparatus for deskewing digital data
13535311541Frequency agile radio
13545311516Paging system using message fragmentation to redistribute traffic
13555311508Apparatus for receiving and decoding a serial data packet containing the status of a network of single point I/O devices
13565311376Information detecting system
13575309439TDMA system with a virtual reference
13585303262Method and apparatus for triggering measurements from a TDMA signal
13595299236System and method for obtaining and maintaining synchronization of a demodulated signal
13605299235Time synchronization of a receiver in a digital radio telephone system
13615297869Apparatus and method for synchronizing a digital data clock in a receiver with a digital data clock in a transmitter
13625297181Method and apparatus for providing a digital audio interface protocol
13635297172Method and apparatus for clock recovery for digitally implemented modem
13645297169Equalizer training in a radiotelephone system
13655297162System and method for bit timing synchronization in an adaptive direct sequence CDMA communication system
13665291515Spread spectrum communication device
13675282227Communication signal detection and acquisition
13685282215Synchronization circuit
13695282205Data communication terminal providing variable length message carry-on and method therefor
13705280484Time-division multiplex communication system with a synchronizing circuit at the receiving end which responds to the coding of words inserted in the transmitted information
13715278874Phase lock loop frequency correction circuit
13725278862Timing for spread-spectrum communication across noisy media
13735278689Gigabit per-second optical packet switching with electronic control
13745276710Carrier frequency error detector capable of accurately detecting a carrier frequency error
13755276706System and method for minimizing frequency offsets between digital communication stations
13765276691Method for the control of receiver synchronization in a mobile phone

1993

13775274680Device for the transmission of synchronous information by an asynchronous network, notably an ATM network
13785274676Multi-standard synchronizing signal recovery system
13795274672Optimized clock recovery for an MSK system
13805268937Method and system for digital transmission of serial data
13815267264Synchronization and matching method for a binary baseband transmission system
13825267249Device and method for asynchronous cyclic redundancy checking for digital receivers
13835265105Decoding circuit for inhibiting error propagation
13845260976Preamble recognition and synchronization detection in partial-response systems
13855260967CDMA/TDMA spread-spectrum communications system and method
13865258933Timing control for PRML class IV sampling data detection channel
13875255292Method and apparatus for modifying a decision-directed clock recovery system
13885251239Synchronizing method for SDH systems as well as method of and circuit arrangement for identifying different data structures
13895241702D.C. offset compensation in a radio receiver
13905241688Frequency and time slot synchronizaton using adaptive filtering
13915241568Method and apparatus for synchronizing a receiver to a transmitted signal while conserving power
13925241545Apparatus and method for recovering a time-varying signal using multiple sampling points
13935237593Sequence synchronisation
13945229997Carrier recovery control with sequential FEC sync detection and frame sync detection
13955228064Data timing recovery apparatus and method
13965228057Method of determining sampling time points
13975228026Technique for time-division duplex cordless telecommunication
13985227777Radio paging receiver for intermittently receiving a paging signal transmitted on different phases of a clock
13995222105Opto-electronic interface for decoding wave division multiplexed manchester gray coded binary signals
14005222048Method for determining borehole fluid influx
14015220584System for demodulation and synchronizing multiple tone waveforms
14025220568Shift correcting code for channel encoded data
14035220448Bit and frame synchronization unit for an access node of optical transmission equipment
14045216554Digital phase error estimator
14055214674Method and apparatus for carrier synchronization acquisition in a digital burst mode communication system
14065212690Method of synchronizing digital data by comparing to a reference word to determine bit errors
14075208812Telecommunications system
14085202678Recognition unit
14095199050Pseudorandom (PN) signal synchronization circuit and related method
14105199031Method and system for uniquely identifying control channel time slots
14115195108System and method for determining absolute phase of a differentially-encoded, phase-modulated signal
14125181229Data transmission arrangement using a statistic coding, a transmitter and a receiver section suitable for such an arrangement
14135177740Frame/slot synchronization for U.S. digital cellular TDMA radio telephone system

1992

14145172258Method and apparatus for high data rate fiber optic communication system
14155170415Burst demodulator for establishing carrier and clock timing from a sequence of alternating symbols
14165170396Data valid detector circuit for Manchester encoded data
14175166676Identification system
14185163072Optical communications transmitter and receiver
14195163070Digital data synchronizer
14205163067Method and apparatus for decoding Manchester encoded data
14215155637Data transmission and detection system
14225151977Managing a serial link in an input/output system which indicates link status by continuous sequences of characters between data frames
14235151926Sample timing and carrier frequency estimation circuit for sine-cosine detectors
14245151920Radio LAN station with improved frame delimiter detection in a spread spectrum environment
14255146462System and devices for transmitting signals consisting of data blocks
14265140620Method and apparatus for recovering data, such as teletext data encoded into television signals
14275140619Synchronization device for a sequence of variable length rasters
14285140617Frame phase estimation method and circuit
14295140611Pulse width modulated self-clocking and self-synchronizing data transmission and method for a telephonic communication network switching system
14305138635Network clock synchronization
14315138620Communication control system
14325138440Method and apparatus for communicating a plurality of asynchronous signals over a digital communication path
14335131012Synchronization for cylic redundancy check based, broadband communications network
14345130993Transmitting encoded data on unreliable networks
14355130836Optical transceiver
14365128945Packet framing using cyclic redundancy checking
14375127027Training signal detecting apparatus
14385123013Cell synchronizing apparatus and method
14395121414Carrier frequency offset equalization
14405117500Multi system decoding receiver
14415117441Method and apparatus for real-time demodulation of a GMSK signal by a non-coherent receiver
14425117313Digital transmission system, transmitter and receiver to be utilized in the transmission system and record carrier obtained by means of the transmitter in the form of a recording means
14435115236Remote control system using a wake up signal
14445113415Detection of a particular signal sequence with no adverse influence of multipath transmission
14455111486Bit synchronizer
14465111461Communication control system
14475103465Symbol synchronization circuit
14485103464Method and apparatus for timing recovery in digital data communications systems
14495103185Clock jitter suppressing circuit
14505097488Transmission apparatus and method
14515084891Technique for jointly performing bit synchronization and error detection in a TDM/TDMA system
14525079512Quadrature demodulation of a data sequence following a particular signal sequence with a local reference carrier signal having a frequency different from a received carrier signal

1991

14535073906Synchronization word detection apparatus
14545072449Packet framing using cyclic redundancy checking
14555070517Method and circuit for retuning the frequency of a frequency source
14565068880Optical interconnects in the computer environment
14575065412Process and circuit arrangement for digital control of the phase of scanning clock pulses
14585060239Transfer strobe time delay selector and method for performing same
14595058141Single circuit for detecting a frame synchronization pattern and generating control signals
14605056055Coherent surface acoustic wave unique word detector
14615054035Digital signal quality evaluation circuit using synchronization patterns
14625052026Bit synchronizer for short duration burst communications
14635050194High speed asynchronous data interface
14645050192Automatic gain control
14655046074Synchronization method and synchronization recovery devices for half-duplex communication
14665042054Method for generating a data receiving clock of paging receiver
14675041826Identification system
14685040195Synchronization recovery circuit for recovering word synchronization
14695038351Coded mark inversion block synchronization circuit
14705029209Pseudorandom, iterative method and apparatus for automatically creating addresses
14715025459Optical communications transmitter and receiver
14725025458Apparatus for decoding frames from a data link
14735022056Method and structure for digital phase synchronization
14745020078Baudrate timing recovery technique
14755016206Unique word detection system
14765012491Preamable detection circuit for digital communications system
14775003562Digital phase lock loop decoder
14785003560Receiving counter phase synchronization circuit of the synchronous transmission system
14795003557Apparatus for receiving digital signal
14805003556Squelch circuit
14815003535Packet synchronization utilizing a multi-length packet format including check sequences
14825003308Serial data receiver with phase shift detection
14834998264Method and apparatus for recovering data, such as teletext data encoded into television signals
14844987572Apparatus and associated methods for converting asynchronous nonhomogeneous variable width parallel data to a format suitable for transmission over synchronous high speed serial transmission media
14854984249Method and apparatus for synchronizing digital data symbols

1990

14864979185High speed serial data link
14874965884Data alignment method and apparatus
14884964165Method for the fast synchronization of vocoders coupled to one another by enciphering
14894959834Word syncronization system and method
14904956854Digital pattern decoder
14914943985Frame synchronization device for a synchronous digital bit stream divided into blocks by means of a block code and structured in frames
14924942590Optimum clock generator in data communication
14934942393Passive keyless entry system
14944941161Detection of digital signal error rates
14954939748Unobtrusive signature for modulated signals
14964939741Communication control system
14974937843Digital data block synchronizer
14984926447Phase locked loop for clock extraction in gigabit rate data communication links
14994918406Timing recovery scheme for burst communication systems having a VCO with injection locking circuitry
15004914661Method and apparatus for correcting errors in digital signals having phase fluctuations
15014914655Multiplexing arrangement for a digital transmission system
15024910695Code correlation arrangement
15034908842Flash synchronized gated sample clock generator
15044908827Forward error correction system
15054907222Vehicle multiplex system
15064899367Multi-level quadrature amplitude modulator system with fading compensation means
15074897857FSK demodulating device
15084893308Method and apparatus for time companding a digital voice signal

1989

15094890299Fast timing acquisition for partial-response signalling
15104884074Method and apparatus for encoding and decoding binary information
15114882546Demodulation clock generator circuit
15124881059Manchester code receiver
15134879731Apparatus and method for sync detection in digital data
15144878233Data pattern synchronizer
15154878232Data transmission system
15164878229Fast frame and phase synchronization apparatus
15174876740Radiotelephone system employing digitized speech/data signalling
15184876700Data demodulator
15194871975Carrier recovery circuit for offset QPSK demodulators
15204868854Establishment of bit synchronization in a data transmitting/receiving system
15214868850MODEM communication system having training means and method for training same
15224860323Method and device for the acquisition of synchronization bits in data transmission systems
15234860286Encoding method in transmission of plurality of oversampled data channels, and apparatus for carrying out the method
15244856029Technique for processing a digital signal having zero overhead sync
15254852128Optical communications transmitter and receiver
15264852090TDMA communications system with adaptive equalization
15274849995Digital signal transmission system having frame synchronization operation
15284849969Implementation of smoothing apparatus for an independently clocked network
15294847876Timing recovery scheme for burst communication systems
15304847872Method and arrangement for synchronizing a receiver in digital transmission systems
15314847703Data transmission and detection system
15324843489Detection and verification of lapses or shifts of synch words in PCM data
15334841549Simple, high performance digital data transmission system and method
15344837779Communicator and communication method and system
15354837766Frame step-out detecting system
15364829543Phase-coherent TDMA quadrature receiver for multipath fading channels
15374829466Paging device with modifiable operational characteristics
15384823362Block synchronization data communication unit in mobile radio
15394821292Adaptive limiter/detector which changes time constant upon detection of dotting pattern
15404821270Method for decoding data transmitted along a data channel and an apparatus for executing the method
15414817117Method of and circuit arrangement for ensuring bit synchronization of a data block in a receiver
15424816834Pulse synchronizing apparatus
15434811366Start pattern detecting apparatus
15444811361Method and apparatus for transmission of digital data
15454809305Cyclic digital information transmission system
15464807230Frame synchronization
15474803703Apparatus and method for fine synchronization of a communication receiver
15484800578Synchronizing detecting circuit for a digital broadcasting receiver
15494800559Ethernet and broadband lan interface
15504797951Parallel optical data transmission system
15514797678Device for predicting unique word detection positions in a TDMA station by using latest valid detection positions
15524796279Subrate preamble decoder for a high speed modem
15534796256(MPRT) Mini packet receiver transmitter

1988

15544794626Apparatus for reliably fetching data, on the basis of framing code detection process, and method therefor
15554792966Arrangement for synchronizing a byte clock derived from a data bit stream with a byte-oriented processing clock of a terminal equipment
15564791653Pseudorandom word sequence synchronizer
15574790013Receiver capable of quickly establishing stable frame synchronization
15584788696Decision timing control circuit
15594788605Receive Manchester clock circuit
15604787095Preamble search and synchronizer circuit
15614785464Method and device for regenerating the integrity of the bit rate in a plesiosynchronous system
15624779275Synchronization circuit for digital communication systems
15634775989Timing phase detector circuit
15644773084Synchronizing pattern
15654773083QPSK demodulator
15664766589Data transmission system
15674763339Digital word synchronizing arrangement
15684763324Frame decoding
15694756010Asynchronous/synchronous data receiver circuit
15704755993Transmission system using forward error correction
15714754457Digital sequence polarity detection with adaptive synchronization
15724752841Address mark encoding for a record storage medium
15734747116Sync signal detecting device
15744747114Modem clock with automatic gain control
15754747105Linear feedback sequence detection with error correction
15764745625Transition detector
15774736377Method for determining reliability of high speed digital transmission by use of a synchronized low speed side channel
15784736370Transmitting data processing system
15794734676Method and device for detecting a particular bit pattern in a serial train of bits
15804731781Receiver of a digital communication apparatus
15814730188Identification system
15824729123Method for establishing and maintaining synchronization between communicating multiplexers using checksum values
15834727592Optical communication system
15844726029Error-correcting modem
15854725812Circuit arrangement for identifying specific bit patterns, particularly bit patterns forming synchronization signals and check loop signals and appearing as serial binary signals
15864719643Pseudo random framing generator circuit

1987

15874713802Digital signal reproducing circuit
15884706245Network system
15894704721Real time network system
15904703494PCM signal transmission system
15914701939Method and apparatus for obtaining reliable synchronization over a noisy channel
15924700347Digital phase adjustment
15934697277Synchronization recovery in a communications system
15944694473Data communication system with block synchronization data in mobile radio
15954694469Method and device for timing pull-in of receiving equipment
15964688218Multiplex channels for continuous flow for numerical signal
15974686690Synchronous data receiver circuit
15984682327Polyphase phase lock oscillator
15994672639Sampling clock pulse generator
16004670890Method of and/or apparatus for encoding and decoding sequential information in data handling systems
16014667334System for broadcasting data packets originating from different sources
16024665534Method of and apparatus for determining time origin of timer for modem
16034665533Digital signal transmission system
16044661965Timing recovery circuit for manchester coded data
16054651330Multipoint data communications
16064649543Synchronization sequence decoder for a digital radiotelephone system
16074644546Method of digital signal transmission
16084641327Frame synchronization in trellis-coded communication systems
16094641326Counter circuit operable in synchronism with frame or digital data signal
16104638497Framing code detector for a teletext receiver
16114638478Frame synchronizing system in a receiver in a time-division multiplex transmission system
16124637016Frame synchronization circuit for digital transmission system
16134635274Bidirectional digital signal communication system
16144635262Method of detecting synchronization errors in a data transmission system using a linear block code

1986

16154615041Adaptively tuned clock recovery circuit
16164613980System for high accuracy remote decoding
16174613979Continuous, automatic reset of synchronous data receiver upon detection of loss of sync
16184613859Pager receiver selectively changeable between call number reception and message reception
16194611335Digital data synchronizing circuit
16204608703Synchronization detection system for data transmission
16214607378Detector for detecting sync bits in a stream of data bits
16224606045Method and apparatus for detecting an equalizer training period in a receiving-end modem
16234605921Digital word-framing technique and system
16244602375Onboard clock correction by means of drift prediction
16254600943Sampling pulse generator
16264599732Technique for acquiring timing and frequency synchronization for modem utilizing known (non-data) symbols as part of their normal transmitted data format
16274598413Circuit arrangement for frame and phase synchronization of a local sampling clock
16284598169System for detecting a marker signal inserted in an information signal
16294597089Single pulse fast learn modem
16304596981Synchronizing signal detecting circuit in a digital signal transmitting system
16314596024Data detector using probabalistic information in received signals
16324594708Synchronization for a digital train intended for a correct framing of received information
16334592072Decoder for self-clocking serial data communications
16344589120Unique start bit for data transmissions
16354583221Synchronization system for key telephone system
16364575864Digital programmable packet switch synchronizer
16374575863Fast recovery bias circuit
16384573171Sync detect circuit
16394571735Method of multi-level encoding including synchronizing signals

1985

16404562582Burst signal receiving apparatus
16414562581Digital signal transmitting and receiving system for serial data which can be easily decoded
16424561099Clock recovery system for TDMA satellite communication system
16434561098Receiver for FFSK modulated data signals
16444554541Flag detection circuit
16454553247Telemetry system with signal booster for digital data transmission through a transmission line
16464539684Automatic frame synchronization recovery utilizing a sequential decoder
16474538262Multiplex bus system for controlling the transmission of data between a master control unit and a plurality of remotely located receiver-transmitter units
16484536876Self initializing phase locked loop ring communications system
16494527278Method for correcting the frequency of a local carrier in a receiver of a data transmission system and receiver using this method
16504527275Correlation data communications system
16514524445Method and circuit arrangement for synchronous detection
16524520488Communication system and method
16534518961Universal paging device with power conservation
16544517682Method and an apparatus for synchronizing received binary signals
16554516079Coherent phase shift keyed demodulator for power line communication systems
16564507783Error detection circuitry for digital systems
16574506372Method and apparatus for recognizing in a receiver the start of a telegram signal consisting of a bit impulse sequence
16584506262Synchronization of digital radio pager
16594498198Binary signal decoding apparatus and method

1984

16604481648Method and system for producing a synchronous signal from _cyclic-redundancy-coded digital data blocks
16614477912Correlation data communications system
16624472811Subscribers loop synchronization
16634472686Circuit for reproducing and demodulating modulated digital signals
16644468789Method for serial transmission and receipt of binary information
16654468785Telemetry system with signal booster for digital data transmission through a transmission line
16664462108Modem signal acquisition technique
16674455661Dual processor digital modem apparatus
16684450572Interface for serial data communications link
16694449119Self-clocking serial decoder
16704435850Secure fiber optic data transmission system
16714425645Digital data transmission with parity bit word lock-on

1983

16724415984Synchronous clock regenerator for binary serial data signals
16734414676Signal synchronization system
16744414662System for the transmission of digital data in packets
16754412329Parity bit lock-on method and apparatus
16764412301Digital data correlator
16774410990Processing binary data
16784409684Circuit for synchronizing a transmitting-receiving station to a data network of a digital communication system
16794405979Data processing system having apparatus in a communications subsystem for establishing byte synchronization
16804404672Subscriber terminal for use in a time shared bidirectional digital communication network
16814402073Speech and data communication network
16824397020Error monitoring in digital transmission systems
16834387371Data transmission systems
16844379284Coherent phase shift keyed demodulator for power line communication systems
16854376310Mobile data terminal channel busy arrangement
16864376306Frame-synchronizing method and system for recovering supplemental information from supermodulated stream of multilevel symbols

1982

16874365329Process and device for phasing a local clock
16884361896Binary detecting and threshold circuit
16894361895Manchester decoder
16904360926Digital phase-locked loop
16914359770Bit buffer system
16924356566Synchronizing signal detecting apparatus
16934355385Multiplex information handling system
16944353130Device for processing serial information which includes synchronization words
16954353129Digital data transmission system
16964353065Digital radio paging communication system
16974339824Clock recovery circuit for TDMA system or message switching system
16984327438Receiving circuit in an interference-suppressing communications system comprising narrow-band conventional message modulation and additional pseudo-noise phase shift keying
16994326287Two wire bi-directional digital telephone link
17004320527Bit synchronizing system for pulse signal transmission
17014320517Method and device for effecting the initial adjustment of the clock in a synchronous data receiver
17024316284Frame resynchronization circuit for digital receiver
17034311964Coherent phase shift keyed demodulator for power line communication systems

1981

17044302831Method and circuit arrangement for clock synchronization in the transmission of digital information signals
17054293947Information handling system
17064292655System incorporating word synchronization for a serial signal sequence
17074290139Synchronization of a data communication receiver with a received signal
17084287508Information transmitting and receiving apparatus
17094285061Equalizer sample loading in voiceband data sets
17104284953Character framing circuit
17114284843Repeating station for use in digital data communications link
17124282600Method for synchronizing sending and receiving devices
17134280218False alarm processor
17144276651Clock circuitry for a data communication system
17154275466Block sync signal extracting apparatus
17164271520Synchronizing technique for an error correcting digital transmission system
17174266198Sampling system for decoding biphase-coded data messages
17184263672Apparatus for synchronization on the basis of a received digital signal
17194262360Method and device for detecting a pseudo-random sequence of carrier phase changes of 0.degree. and 180.degree. in a data receiver
17204259738Multiplexer system providing improved bit count integrity
17214253186Method and device for detecting a pseudo-random sequence of two symbols in a data receiver employing double sideband-quadrature carrier modulation
17224253089Signal transmission device for electric rotary machine
17234247945Extraction of data characters imbedded in data bytes
17244245345Timing acquisition in voiceband data sets

1980

17254239934Means and an apparatus for synchronizing an orthogonal diphase code receiver
17264236067Automatic sweep circuit
17274231071Reader for data recorded on magnetic disks at plural densities
17284229822Data detector for a data communication system
17294227181Peripheral station in an information handling system
17304225960Automatic synchronizing system for digital asynchronous communications
17314221005Pseudonoise code tracking loop
17324215430Fast synchronization circuit for phase locked looped decoder
17334215239Apparatus for the acquisition of a carrier frequency and symbol timing lock
17344214209Circuit for synchronizing a pseudo-random generator mounted at a receiver for communication transmission systems utilizing pseudo-noise phase shift keying
17354194153Digital radio paging communication system
17364190741Method and device for receiving an interface signal
17374185273Data rate adaptive control device for Manchester code decoders

1979

17384169286Surface acoustic wave unique word detector and coherent demodulator
17394164629Time base for synchronous generation of frame and clock pulses
17404158748Apparatus for digital data synchronization
17414156867Data communication system with random and burst error protection and correction
17424151367Data sync acquisition in an asynchronous binary address decoder
17434143368Vehicle operator security system
17444137427Synchronizing device for the receiver clock of a data transmission system using PSK modulation

1978

17454128201Synchronizing means
17464124778Digital frame synchronizing circuit
17474122393Spread spectrum detector
17484103238Transmitter modulated with three modulation patterns
17494092601Code tracking signal processing system
17504090135Wireless FSK technique for telemetering underground data to the surface
17514088831Synchronization for PCM transmission systems
17524080572Receiver and method for synchronizing and detecting coded waveforms
17534071887Synchronous serial data adaptor

1977

17544065639Synchronous transmission control system
17554054950Apparatus for detecting a preamble in a bi-phase data recovery system
17564039748Method and device for synchronizing the receiver clock in a data transmission system
17574038605Message preamble detector
17584035601Electrical circuit arrangements responsive to serial digital signals forming multi-byte data-words
17594029900Digital synchronizing signal recovery circuits for a data receiver
17604022973Apparatus for indicating synchronization and out-of-synchronization conditions
17614021609System for regenerating a data from a burst signal which is received and processing said data with a local clock and the circuit for carrying out the same
17624017684System for determining burst sending timing in TDMA communication
17634006454Analog to digital converter for asynchronous detector
17644006304Apparatus for word synchronization in an optical communication system
17654004275Self-clocking data entry unit system
17664004226QAM receiver having automatic adaptive equalizer
17674002845Frame synchronizer
17684002834PCM synchronization and multiplexing system

1976

17693983325Method of establishing synchronism between teletypewriter transmitter and teletypewriter receiver
17703982075Synchronization system for time division multiple access relay communications system
17713980825System for the transmission of split-phase Manchester coded bivalent information signals
17723969582System for automatic synchronization of blocks transmitting a series of bits
17733963869Parity framing of pulse systems
17743961311Circuit arrangement for correcting slip errors in receiver of cyclic binary codes
17753961138Asynchronous bit-serial data receiver
17763959589Digital bit stream synchronizer
17773959587Device for synchronizing a receiver of numerical data
17783953674Telemetry Synchronizer
17793947634System for synchronizing local pseudo-noise sequence to a received baseband signal
17803941930Synchronizing signal regenerator
17813936601Method and apparatus for altering the synchronous compare character in a digital data communication system
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017