Patents for H04L 25 - Baseband systems (55,083) |
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02/07/1996 | CN1116381A Sampling phase synchronizing apparatus and bidirectional maximum likelihood sequence estimation scheme therefor |
02/07/1996 | CN1116348A Adaptive digital audio encoding system |
02/06/1996 | US5490209 Autobaud rate detection mechanism |
02/06/1996 | US5490178 Power and time saving initial tracebacks |
02/06/1996 | US5490175 Method and apparatus for detecting binary encoded data |
02/06/1996 | US5490171 Single-port network node transceiver with powered-down protection |
02/06/1996 | US5490169 Decision feedback equalizer method and apparatus |
02/06/1996 | US5490121 Nonlinear equalizer for measurement while drilling telemetry system |
02/01/1996 | WO1996003004A1 Coded modulation with shaping gain |
02/01/1996 | WO1996002990A2 Method and device for synchronization of transmitter and receiver in a digital system |
02/01/1996 | WO1996002983A1 Generalized direct update viterbi equalizer |
02/01/1996 | DE4427007A1 Transmitting hardware pulses from source to receiver units along data bus or line |
02/01/1996 | DE4426713A1 Verfahren zum Messen des Phasenjitters eines Datensignals A method for measuring the phase jitter of a data signal |
02/01/1996 | DE4426712A1 Verfahren zum Erfassen der Nulldurchgänge eines Datensignals A method of detecting the zero crossings of a data signal |
02/01/1996 | CA2195400A1 Generalized direct update viterbi equalizer |
01/31/1996 | EP0695065A2 Decoding circuit for bi-phase BPSK signal |
01/31/1996 | EP0695064A1 Data recovery apparatus and method |
01/31/1996 | EP0695060A1 Backplane bus for differential signals |
01/31/1996 | EP0695042A2 Viterbi decoding method and decoder capable of eliminating phase indeterminacy |
01/31/1996 | EP0694238A1 Method for increasing transmission rate |
01/31/1996 | EP0694237A1 Data transfer system |
01/31/1996 | CN1115923A Digital modulating/demodulation method and apparatus using same |
01/30/1996 | US5488637 Decoding method and apparatus having optimum decoding paths |
01/30/1996 | US5488636 Digital data detector |
01/30/1996 | US5488635 Low complexity adaptive equalizer radio receiver employing reduced complexity branch metric calculation |
01/30/1996 | US5488633 Intersymbol interference channel coding scheme |
01/30/1996 | US5488628 Method and apparatus for transition encoding a logic signal |
01/30/1996 | US5488610 Communication system |
01/30/1996 | CA2154858A1 Clock recovery circuit employing delay-and-difference circuit and trajectory classification |
01/30/1996 | CA2154848A1 Multilevel weighted transmission method and multilevel weighted transmission and reception apparatus |
01/25/1996 | WO1996002100A1 Trellis coded modulation system for hdtv |
01/25/1996 | WO1996002054A1 Signal modulation method, signal modulator, signal demodulation method and signal demodulator |
01/25/1996 | DE4425624A1 Potential rise accelerating circuit for logic bus line |
01/24/1996 | EP0693842A2 Hybrid line coding method and apparatus |
01/24/1996 | EP0693750A2 Method and apparatus for cancelling in real-time DC offset in a received analog signal |
01/24/1996 | EP0693246A1 Transceiver algorithms of antenna arrays |
01/24/1996 | EP0693241A1 Reliability-controlled data reception in receivers for tdma mobile radio systems |
01/24/1996 | EP0693240A1 Kalman filter for channel pulse response adaptation in receivers for tdma mobile radio systems |
01/24/1996 | EP0693239A1 Linear interpolation method for channel pulse response adaptation in receivers for tdma mobile radio systems |
01/24/1996 | CN1115591A Apparatus for and method of speech digitizing |
01/24/1996 | CN1115545A Equalization apparatus with fast coefficient updating operation |
01/24/1996 | CN1030808C Gain control circuit for radio transmitter |
01/23/1996 | US5487089 Nyquist filter for digital modulation |
01/23/1996 | US5487085 Transmission system with improved equalizer |
01/23/1996 | US5486825 Convolutional encoders for modems which implement the "Cole code" |
01/23/1996 | US5486777 Low power differential receiver input circuit |
01/23/1996 | CA1337996C Optical communications network |
01/17/1996 | EP0692896A1 QAM carrier recovery |
01/17/1996 | EP0692894A2 Optimum signal decision apparatus for digital signal receiver |
01/17/1996 | EP0692887A1 Optical communications device |
01/17/1996 | EP0692883A1 Blind equalisation method, and its application to speech recognition |
01/17/1996 | EP0692157A1 A demodulator for frequency shift keyed signals |
01/17/1996 | CN1115147A Pre-frame-comb" as well as "pre-line-comb" partial-response filtering of bpsk buried in a TV signal |
01/16/1996 | US5485488 Circuit and method for twisted pair current source driver |
01/16/1996 | US5485300 Optical transmitter and power setting method in optical transmitters for use in optical networks |
01/16/1996 | US5485113 Jitter-compensated sampling phase control apparatus |
01/16/1996 | CA2153814A1 Received signal decision apparatus for digital modulated signal receiver |
01/11/1996 | DE4425250C1 Potentially-separated data and energy transmission using 2-wire bus line |
01/11/1996 | DE4423264A1 Opto-electronic data word transmission appts. e.g. as light barrier for transmission between vehicle and stationary transmitter |
01/10/1996 | EP0691770A2 Maximum-likelihood sequence estimator with variable number of states |
01/10/1996 | EP0691752A1 Transformerless hybrid circuit having direct powered line-side amplifiers |
01/10/1996 | EP0691750A1 Digital modulating/demodulating method and apparatus using same |
01/10/1996 | EP0691617A2 Directional asymmetric signal swing bus system for circuit module architecture |
01/10/1996 | CN1114849A Transcoding and transdecoding unit, and method for adjusting the output thereof |
01/10/1996 | CN1114802A Signal transmitting device suitable for fast signal transmission |
01/09/1996 | US5483670 Trunked radio repeater system with control channel monitoring feature |
01/09/1996 | US5483557 Channel equalisation in particular for fading channels |
01/09/1996 | US5483553 Serial data transfer apparatus |
01/09/1996 | US5483552 Adaptive equalizing apparatus for controlling the input signal level of quantized feedback |
01/09/1996 | US5483530 System and method for communicating with digital and analog devices via a single digital interface |
01/09/1996 | US5483184 Programmable CMOS bus and transmission line receiver |
01/09/1996 | US5483110 Signal transmission method, signal transmission circuit and information processing system using same |
01/04/1996 | WO1996000475A1 Maximum likelihood decoding and synchronous detecting method |
01/04/1996 | WO1996000430A1 Communication system and method |
01/03/1996 | EP0690652A2 Method for performing intelligent network services with an ISDN network terminator |
01/03/1996 | EP0689747A1 Bit rate recognition |
01/03/1996 | EP0689743A1 Bus transceiver with binary data transmission mode and ternary control transmission mode |
01/02/1996 | USRE35137 High speed serial data link |
01/02/1996 | US5481568 Data detecting apparatus using an over sampling and an interpolation means |
01/02/1996 | US5481565 Method for identifying symbols |
01/02/1996 | US5481564 Received data adjusting device |
01/02/1996 | US5481555 System and method for error detection and reducing simultaneous switching noise |
12/28/1995 | WO1995035615A1 Synchronous detector and synchronizing method for digital communication receiver |
12/28/1995 | CA2150490A1 Backplane bus for differential signals |
12/27/1995 | EP0689311A2 Method and system for forward error correction using convolutional codes and a maximum likelihood decoding rule |
12/27/1995 | EP0688482A1 A cellular/satellite communications system with improved frequency re-use |
12/26/1995 | US5479450 Digital data demodulating apparatus |
12/26/1995 | US5479440 Apparatus and method for impulsive noise cancellation |
12/26/1995 | US5479419 Adaptive maximum likelihood sequence estimator |
12/26/1995 | US5479123 Externally programmable integrated bus terminator for optimizing system bus performance |
12/24/1995 | CA2152551A1 Communication system and method |
12/21/1995 | WO1995034990A1 Synchronizing a packetized digital datastream to an output processor in a television signal processing system |
12/21/1995 | WO1995034954A1 Signal receiving circuit and digital signal processing system |
12/21/1995 | DE4430679C1 Verfahren und Vorrichtung zur Entzerrung von Signalpaaren Method and apparatus for equalization of signal pairs |
12/20/1995 | EP0688110A2 Method and apparatus for adaptive dual decision equalization in multipath fading channels |
12/20/1995 | EP0687398A1 Receive side pulse width controlled adaptive equalizer |
12/20/1995 | CN1113637A Equalization apparatus with fast coefficient updating operation |
12/14/1995 | WO1995034152A1 Vehicle communications network transceiver, ground translation circuit therefor |
12/14/1995 | WO1995034130A1 High speed transport system |
12/14/1995 | WO1995030289A3 A direct sequence cdma coherent uplink detector |