| Patents for H04L 27 - Modulated-carrier systems (89,721) |
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| 12/21/1995 | DE4430679C1 Verfahren und Vorrichtung zur Entzerrung von Signalpaaren Method and apparatus for equalization of signal pairs |
| 12/20/1995 | EP0688116A1 Equatisation method for a bidirectional transmission system |
| 12/20/1995 | EP0688110A2 Method and apparatus for adaptive dual decision equalization in multipath fading channels |
| 12/20/1995 | CN1113669A Method and apparatus for operating with a hopping control channel in a communication system |
| 12/20/1995 | CN1113621A Radio station apparatus and signal transmission method thereof |
| 12/19/1995 | US5477539 Narrow band simulcast system having low speed data distribution |
| 12/19/1995 | US5477199 Digital quadrature amplitude and vestigial sideband modulation decoding method and apparatus |
| 12/18/1995 | CA2150767A1 Clock recovery circuit with reduced jitter |
| 12/14/1995 | WO1995034149A1 Method and apparatus for coordinating multi-point-to-point communications in a multi-tone data transmission system |
| 12/14/1995 | WO1995034126A1 Self-adjusting modulator |
| 12/14/1995 | CA2440667A1 Method and apparatus for coordinating multi-point to point communications in a multi-tone data transmission system |
| 12/14/1995 | CA2440662A1 Method and apparatus for coordinating multi-point to point communications in a multi-tone data transmission system |
| 12/14/1995 | CA2440657A1 Method and apparatus for coordinating multi-point to point communications in a multi-tone data transmission system |
| 12/13/1995 | EP0687077A2 Radio transmission system with mobile stations using a intelligent frequency hopping method |
| 12/13/1995 | EP0687074A2 Spread spectrum communication method |
| 12/13/1995 | CN1113403A Path gain estimation in a receiver |
| 12/12/1995 | US5475716 Method for communicating block coded digital data with associated synchronization/control data |
| 12/12/1995 | US5475713 Shaped signal spaces in a simultaneous voice and data system |
| 12/12/1995 | US5475710 Adaptive equalizer and receiver |
| 12/12/1995 | US5475705 Demodulator for Manchester-coded FM signals |
| 12/12/1995 | US5475691 Voice activated date rate change in simultaneous voice and data transmission |
| 12/12/1995 | US5475307 Frequency demodulator and method for asynchronously demodulating sample signals |
| 12/12/1995 | CA2069513C Linear transmitter training method and apparatus |
| 12/07/1995 | CA2150631A1 Frequency-shift-keying detector using digital circuits |
| 12/06/1995 | CN1113058A Transmitter apparatus for mobile satellite communication terminal |
| 12/06/1995 | CN1113057A Companding of voice signal for simultaneous voice and data transmission |
| 12/05/1995 | US5473694 Synchronization of nonautonomous chaotic systems |
| 12/05/1995 | US5473637 Open-loop phase estimation methods and apparatus for coherent demodulation of phase modulated carriers in mobile channels |
| 12/05/1995 | US5473621 Rotationally invariant coding |
| 12/05/1995 | US5473290 Variable-throughput digital modulator and its use in FM radio broadcasting |
| 12/05/1995 | US5473280 Modulation/demodulation method and system for realizing quadrature modulation/demodulation technique used in digital mobile radio system with complex signal processing |
| 12/05/1995 | CA2048933C Carrier aquisition apparatus for digital satellite communication system |
| 12/05/1995 | CA2038472C System for suppressing spread of error generated in differential coding |
| 11/30/1995 | WO1995032572A1 Charge-coupled-device based transmitters and receivers |
| 11/29/1995 | EP0684718A1 Digital demodulation apparatus |
| 11/29/1995 | EP0684708A1 Adaptive equalizer |
| 11/29/1995 | EP0683950A1 Efficient amplitude/phase modulation amplifier |
| 11/29/1995 | EP0663085A4 Method and apparatus for reduced-complexity viterbi-type sequence detectors. |
| 11/29/1995 | CN1030419C Method and apparatus for providing carrier frequency offset compensation in TDMA communication system |
| 11/28/1995 | US5471508 In a communication receiver |
| 11/28/1995 | US5471501 Enhanced digital communications receiver using channel impulse estimates |
| 11/28/1995 | US5471500 Soft symbol decoding |
| 11/28/1995 | US5471499 Minimum shift keyed saw device and method |
| 11/28/1995 | US5471497 Method and apparatus for variable rate signal transmission in a spread spectrum communication system using coset coding |
| 11/28/1995 | US5471470 Computer-based multifunction personal communications system |
| 11/28/1995 | US5471464 Orthogonal frequency division multiplex demodulation apparatus |
| 11/28/1995 | US5471396 Estimator of amplitude and frequency of a noisy-biased sinusoid from short bursts of samples |
| 11/28/1995 | US5471187 Data signal comparation with self-adjusting threshold |
| 11/23/1995 | WO1995031864A1 Charge-coupled-device base data-in-voice modem |
| 11/23/1995 | WO1995028771A3 Method for determining a phase error in a radio-frequency signal, and a receiver |
| 11/22/1995 | EP0683586A2 FSK receiver |
| 11/22/1995 | EP0683585A1 Decision apparatus using MLSE |
| 11/22/1995 | EP0683576A1 An OFDM digital broadcasting system, and a transmission system and a receiving system used for digital broadcasting |
| 11/22/1995 | EP0647376B1 Clock phase detector |
| 11/22/1995 | CN1112324A Shaped signal spaces in a simultaneous voice and data system |
| 11/21/1995 | US5469475 Transmitter comprising an eletronic arrangement for generating a modulated carrier signal |
| 11/21/1995 | US5469471 Method and apparatus for providing a communication link quality indication |
| 11/21/1995 | US5469465 Method and apparatus for mitigating distortion effects in the determination of signal usability |
| 11/21/1995 | US5469452 Viterbi decoder bit efficient chainback memory method and decoder incorporating same |
| 11/21/1995 | US5469127 For providing a high power level signal |
| 11/21/1995 | US5469115 Method and apparatus for automatic gain control in a digital receiver |
| 11/21/1995 | US5469112 Communication device with zero-crossing demodulator |
| 11/21/1995 | US5469105 Transmitter and power amplifier therefor |
| 11/21/1995 | CA2149489A1 Decision taking device using viterbi algorithm estimations for a radiocommunication system |
| 11/16/1995 | DE4292231C2 Method and system for communication channel gain calculation |
| 11/15/1995 | EP0682433A1 Method and apparatus for symbol clock phase recovery |
| 11/15/1995 | EP0682426A2 OFDM transmitter and receiver |
| 11/15/1995 | EP0682420A1 Apparatus for estimating the transmission channel quality in a digital receiver |
| 11/15/1995 | CN1111863A Alogorithmic controlling method of blind balancing system |
| 11/14/1995 | US5467373 Digital frequency and phase modulator for radio transmission |
| 11/14/1995 | US5467132 Method for digital transmission of hierarchical HDTV, EDTV and SDTV television signals |
| 11/14/1995 | US5466353 Electric power distribution system for active cathodic protection of reinforced concrete constructions |
| 11/12/1995 | CA2148874A1 Device for estimating the quality of a transmission channel and its use |
| 11/09/1995 | WO1995030275A1 Method and apparatus for automatic gain control and dc offset cancellation in quadrature receiver |
| 11/09/1995 | WO1995030274A1 Method and apparatus for automatic gain control in a digital receiver |
| 11/09/1995 | WO1995024773A3 A data transmission method, transmitter, and receiver |
| 11/08/1995 | EP0681386A2 Method and apparatus for recovering a QAM carrier |
| 11/08/1995 | EP0681373A2 Convolutional interleaver with reduced memory requirements and address generator therefor |
| 11/08/1995 | EP0681190A1 Method and systemfor discrete radar detection |
| 11/08/1995 | EP0357799B1 Method and apparatus for modulating a semiconductor laser |
| 11/08/1995 | CN1111469A Transmitting and receiving apparatus and method including punctured convolutional encoding and decoding |
| 11/07/1995 | US5465412 Apparatus and method for determining a point in time for detecting a sampled signal in a receiver |
| 11/07/1995 | US5465273 Modem utilizing parity and convolutional encoder feedback |
| 11/07/1995 | US5465267 Error-correcting tandem encoding system |
| 11/02/1995 | WO1995026601A3 Diversity pi/4-dqpsk demodulation |
| 11/02/1995 | EP0680184A2 Method and apparatus for decoding trellis coded QAM signals |
| 11/02/1995 | EP0680169A2 Recovering analog and digital signals from superimposed analog and digital signals using linear prediction |
| 11/02/1995 | EP0680156A2 Radio station apparatus and signal transmission method thereof |
| 11/02/1995 | EP0680154A2 Interference cancellation using power-inversion adaptive array and LMS adaptive equalizer |
| 11/02/1995 | EP0679309A1 Digital pulse detector |
| 11/02/1995 | EP0679301A1 A method for minimizing a phase error of a transmitter |
| 11/01/1995 | CN1111048A Apparatus for use in equipment providing a digital radio link between a fixed and a mobile radio unit |
| 11/01/1995 | CN1111044A Automatic frequency controlling method and circuit used for delaying detecting radio demodulating unit |
| 10/31/1995 | US5463664 Bit timing recovery unit |
| 10/31/1995 | US5463661 TX preemphasis filter and TX power control based high speed two wire modem |
| 10/31/1995 | US5463355 Wideband vector modulator which combines outputs of a plurality of QPSK modulators |
| 10/26/1995 | WO1995028773A1 Improved adsl compatible discrete multi-tone apparatus |
| 10/26/1995 | WO1995028771A2 Method for determining a phase error in a radio-frequency signal, and a receiver |
| 10/26/1995 | WO1995028765A1 Modulator having direct digital synthesis for broadband rf transmission |
| 10/26/1995 | DE19515037A1 Compact digital signal modulation analyser for digital multiple channel access |