| Patents for H04L 27 - Modulated-carrier systems (89,721) |
|---|
| 02/01/1996 | WO1996002989A1 Multiple carrier transmission in common wave broadcasting networks |
| 02/01/1996 | DE19526998A1 Erkennungssystem für bewegliche Objekte Recognition system for moving objects |
| 02/01/1996 | CA2347268A1 Transmission system using multicarrier modulation |
| 01/31/1996 | EP0695069A2 Communication apparatus automatically selecting one of two operation modes |
| 01/31/1996 | EP0695067A2 Modem with local oscillator phase correction |
| 01/31/1996 | EP0695066A2 Digital modulator for video signals |
| 01/31/1996 | EP0695042A2 Viterbi decoding method and decoder capable of eliminating phase indeterminacy |
| 01/31/1996 | EP0695028A2 Small-scale signal adding device and differential detecting device |
| 01/31/1996 | EP0694228A1 Balanced modulator-transmitter |
| 01/31/1996 | CN1116011A Discriminating between stationary and non-stationary signals |
| 01/31/1996 | CN1115930A Balanced phase modulator used in microwave band |
| 01/31/1996 | CN1115924A Direct conversion receiver |
| 01/30/1996 | US5488633 Intersymbol interference channel coding scheme |
| 01/30/1996 | US5488632 Transmission and reception in a hostile interference environment |
| 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 | WO1996002108A1 Data frame structure and synchronization system for digital television signal |
| 01/25/1996 | WO1996002102A1 Voice over data modem with selectable voice compression |
| 01/25/1996 | WO1996002101A1 Method and system for simultaneously broadcasting and receiving digital and analog signals |
| 01/25/1996 | WO1996002100A1 Trellis coded modulation system for hdtv |
| 01/25/1996 | CA2193663A1 Voice over data modem with selectable voice compression |
| 01/24/1996 | EP0693844A2 Digital quadrature modulator |
| 01/24/1996 | EP0693843A1 Digital AM transmitter |
| 01/24/1996 | CN1115591A Apparatus for and method of speech digitizing |
| 01/24/1996 | CN1115589A Method of recovering a frequency modulated signal |
| 01/24/1996 | CN1115541A Apparatus for suppressing ghosts in signals modulating a carrier in quadrature phasing with a video carrier |
| 01/24/1996 | CN1115532A Data-driven autorating for use in data communications |
| 01/24/1996 | CN1115531A Sound modification for use in simultaneous voice and data communications |
| 01/24/1996 | CN1030808C Gain control circuit for radio transmitter |
| 01/23/1996 | US5487183 Method and apparatus for a data transmitter |
| 01/23/1996 | US5487173 DTMF detection in an integrated data processing system |
| 01/23/1996 | US5486825 Convolutional encoders for modems which implement the "Cole code" |
| 01/18/1996 | WO1996001535A1 Hierarchical ofdm |
| 01/18/1996 | WO1996001525A1 Improved sigma-delta fm demodulator |
| 01/18/1996 | DE4424741A1 Verfahren und Anordnung zur Übertragung von Daten Method and apparatus for transmitting data |
| 01/17/1996 | EP0692896A1 QAM carrier recovery |
| 01/17/1996 | EP0692895A2 Demodulator using differential detection |
| 01/17/1996 | EP0692894A2 Optimum signal decision apparatus for digital signal receiver |
| 01/17/1996 | EP0692867A1 FM modulation circuit and method |
| 01/17/1996 | EP0692162A1 Method and apparatus for providing a communication link quality indication |
| 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 |
| 01/17/1996 | CN1115088A Modulation/demodulation circuit for a digital signal recorder/reproducer |
| 01/16/1996 | US5485489 Carrier recovery circuit for offset QPSK demodulators |
| 01/16/1996 | US5485129 Method and apparatus for digital modulation using pulse deletion |
| 01/16/1996 | US5485113 Jitter-compensated sampling phase control apparatus |
| 01/16/1996 | US5485108 Delayed detection type demodulator |
| 01/16/1996 | US5484987 Delayed detection type demodulator |
| 01/16/1996 | CA2153814A1 Received signal decision apparatus for digital modulated signal receiver |
| 01/16/1996 | CA2105375C Adaptive phase control for a power amplifier predistorter |
| 01/10/1996 | EP0691793A1 A method and apparatus for detecting reception of a tone signal |
| 01/10/1996 | EP0691771A2 Compensated hybrid |
| 01/10/1996 | EP0691764A2 Precise detection of frequency error for bursts modulated by predetermined symbol sequence |
| 01/10/1996 | EP0691753A1 Improved transformerless hybrid circuit |
| 01/10/1996 | EP0691752A1 Transformerless hybrid circuit having direct powered line-side amplifiers |
| 01/10/1996 | EP0691057A1 I/q quadraphase modulator circuit |
| 01/10/1996 | CN1114804A A satellite communication receiving apparatus |
| 01/09/1996 | US5483557 Channel equalisation in particular for fading channels |
| 01/09/1996 | US5483554 Modulator especially for digital cellular telephone system |
| 01/09/1996 | US5483549 Receiver having for charge-coupled-device based receiver signal processing |
| 01/09/1996 | US5483529 Data recovery device |
| 01/09/1996 | US5483236 Method and apparatus for a reduced iteration decoder |
| 01/09/1996 | US5483193 Circuit for demodulating FSK signals |
| 01/04/1996 | WO1996000475A1 Maximum likelihood decoding and synchronous detecting method |
| 01/04/1996 | WO1996000472A1 Method for estimating residual phase error in demodulated digital signal samples, and correction method therefor |
| 01/03/1996 | EP0690652A2 Method for performing intelligent network services with an ISDN network terminator |
| 01/03/1996 | EP0690598A2 Infrared QPSK transmission system |
| 01/03/1996 | EP0689738A1 Power line coupler modem device for communication over electrical lines |
| 01/03/1996 | CN1114478A Automatic frequency Control Apparatus for FSK receiver and FSK receiver including the same |
| 01/02/1996 | US5481568 Data detecting apparatus using an over sampling and an interpolation means |
| 01/02/1996 | US5481567 Method and apparatus for automatically adapting the amount of warping in a system transmitting information through a non-linear channel |
| 01/02/1996 | US5481565 Method for identifying symbols |
| 01/02/1996 | US5481231 Lumped element four port coupler |
| 01/02/1996 | US5481186 Method and apparatus for integrated testing of a system containing digital and radio frequency circuits |
| 12/27/1995 | EP0689324A2 Demodulation apparatus |
| 12/27/1995 | EP0689323A2 Phase modulator with gain control |
| 12/27/1995 | EP0689314A1 Frame synchronization in a device receiving digital radio transmissions |
| 12/27/1995 | EP0689313A2 AFC for OFDM using windowing |
| 12/27/1995 | EP0689312A2 Soft decision signal outputting receiver |
| 12/27/1995 | EP0689310A1 Method, transmitter and receiver for transmitting information by packets |
| 12/27/1995 | EP0689308A1 A method for changing from one signal in a receiver of a digital broadcasting |
| 12/27/1995 | EP0689307A1 A digital broadcasting system and a receiver to be used in the system |
| 12/27/1995 | EP0688487A1 Method and apparatus for encoding/decoding broadcast or recorded segments and monitoring audience exposure thereto |
| 12/27/1995 | EP0688483A1 A digital communication system and a receiver for use in such a system |
| 12/27/1995 | EP0688454A1 Multi-mode identification system |
| 12/27/1995 | EP0688446A1 Radio frequency telecommunications transceiver |
| 12/27/1995 | EP0674823A4 Path gain estimation in a receiver. |
| 12/27/1995 | EP0584248A4 Dual mode transmitter and receiver |
| 12/27/1995 | CN1114092A Wireless direct sequence -spread spectrum digital crllular telephone system |
| 12/26/1995 | US5479498 Digital line card having universal port for upgrading electronic messaging system |
| 12/26/1995 | US5479456 Automatic false synchronization correction mechanism for biphase-modulated signal reception |
| 12/26/1995 | US5479452 Method and apparatus for aligning a digital receiver |
| 12/26/1995 | US5479450 Digital data demodulating apparatus |
| 12/26/1995 | US5479449 Digital VSB detector with bandpass phase tracker, as for inclusion in an HDTV receiver. |
| 12/26/1995 | US5479448 Method and apparatus for providing antenna diversity |
| 12/26/1995 | US5479447 Method and apparatus for adaptive, variable bandwidth, high-speed data transmission of a multicarrier signal over digital subscriber lines |
| 12/25/1995 | CA2152517A1 Method, transmitter and receiver for the transmission of information in packets |
| 12/24/1995 | CA2152238A1 Viterbi decoding method and circuit with accelerated backtracing and efficient path metric calculation |
| 12/21/1995 | WO1995034978A1 Method and converter for converting rectangular signals to phase signals |
| 12/21/1995 | WO1995034967A1 Ofdm signal organized so as to simplify reception |