Patents for H04L 25 - Baseband systems (55,083) |
---|
02/05/1998 | WO1997048219A3 Transmitter for qam encoded data |
02/04/1998 | EP0822688A1 Bus coupler with amplitude-controlled transmitter circuit |
02/04/1998 | EP0822687A1 On-board power supply network |
02/04/1998 | EP0822684A1 Remote supply system for elements connected to a network |
02/04/1998 | EP0822673A1 MAP receiver for high-speed numerical transmissions through Rayleigh channels which are noisy and dispersive in time and frequency |
02/04/1998 | EP0822662A2 Interface circuit |
02/04/1998 | EP0821852A1 Sdh/sonet interface |
02/04/1998 | CN1172566A Multiple access digital transmitter and receiver |
02/04/1998 | CN1172565A Coupling arrangement in terminating circuit |
02/04/1998 | CN1172562A Transmission system for non-linear transmission medium |
02/03/1998 | US5715405 Transceiver circuit with transition detection |
02/03/1998 | US5715252 High rate data transmission circuit |
02/03/1998 | US5714904 High speed serial link for fully duplexed data communication |
02/03/1998 | CA2036662C Communications transmission system including facilities for suppressing electromagnetic interference |
01/29/1998 | WO1998004075A1 Communication equipment and communication system |
01/29/1998 | WO1998004074A1 Phase detector estimator |
01/29/1998 | WO1998004073A2 Blind dfe and phase correction |
01/29/1998 | WO1998004068A1 Apparatus and method for digital data transmission |
01/29/1998 | WO1998004062A1 Method and circuit for data regeneration of a data stream |
01/29/1998 | WO1998004041A1 Programmable dynamic line-termination circuit |
01/29/1998 | CA2260839A1 Blind acquisition of digital communication signals |
01/29/1998 | CA2232624A1 Transmission apparatus and transmission method for digital data |
01/28/1998 | EP0821500A1 Multiple decoding |
01/28/1998 | EP0821360A1 Data decoder |
01/28/1998 | CN1171687A Transmission rate judging unit |
01/28/1998 | CN1171686A Jidging method and precoding apparatus |
01/27/1998 | US5713025 Asynchronous arbiter using multiple arbiter elements to enhance speed |
01/27/1998 | US5712877 Pilot-symbol aided continuous phase modulation system |
01/27/1998 | US5712875 Method for providing three signal states in a pair of signaling wires |
01/27/1998 | US5712871 Method and apparatus for implementing a direct-sequence code division multiple access communication system with an M-ary pulse-position modulated spreading-sequence signal |
01/27/1998 | US5712637 Slope, drift and offset compensation in zero-IF receivers |
01/27/1998 | US5712585 Sysem for distributing clock signals |
01/27/1998 | US5712475 Light receiving circuit with variable threshold circuit |
01/27/1998 | CA2081923C Method and arrangement of estimating data sequences transmitted using viterbi algorithm |
01/21/1998 | EP0820172A2 Data transmission by multicarrier modulation using a higher power for reference symbols |
01/21/1998 | EP0820168A2 Multimode modem, and protocols therefor |
01/21/1998 | CN1171176A Method and apparatus for channel estimation |
01/20/1998 | US5710890 Method and device for the transmission of data on a bus |
01/20/1998 | US5710795 Received signal decision apparatus for digital modulated signal receiver |
01/20/1998 | US5710793 Error signal quantization method and hardware for mixed blind and decision directed equalization |
01/20/1998 | US5710792 Adaptive equalizer |
01/20/1998 | US5710790 Communication arrangement with improved echo and noise suppression in a channel containing quantization |
01/20/1998 | US5710784 Multirate serial viterbi decoder for code division multiple access system applications |
01/20/1998 | US5710757 Electronic device for processing multiple rate wireless information |
01/20/1998 | US5709598 Abrasive tape and method of producing the same |
01/15/1998 | WO1998001981A1 Method and apparatus for compensating for a varying d.c. offset in a sampled signal |
01/15/1998 | WO1998001980A1 Bus coupling with amplitude-controlled transmission circuit |
01/15/1998 | WO1998001966A1 Semiconductor integrated circuit for communication and battery saving method for the same |
01/15/1998 | WO1998001962A1 Low-noise, high rms switching power supply for broadband signal distribution system |
01/15/1998 | WO1998001960A1 Automatic adaptive filtering according to frequency modulation rate |
01/15/1998 | WO1998001957A2 Transmission system and receiver with improved detection, and improved detection method |
01/14/1998 | EP0818941A2 Communication links for transmission of data in fixed size packets |
01/14/1998 | EP0818877A2 Offset compensation circuit |
01/14/1998 | EP0818099A1 Terminator with voltage regulator |
01/14/1998 | EP0818083A1 Method of generating a.c. information for a bus system, and transmission unit for carrying out the method |
01/13/1998 | US5708971 Two-way paging system and apparatus |
01/13/1998 | US5708703 Wide range equalizer with line length detection |
01/13/1998 | US5708683 Symbol rate conversion method for CDPD demodulator |
01/08/1998 | DE19728757A1 Signal processing arrangement |
01/08/1998 | DE19726045A1 Battery-saving radio pager for reception of variable encoding formats |
01/07/1998 | EP0817441A2 Integrated circuit chip with adaptive input-output port |
01/07/1998 | EP0817440A2 Transmission rate judging unit |
01/07/1998 | EP0817382A1 System for switching between stand by and wake up for a data processing unit and an analog switch |
01/07/1998 | EP0817379A2 Apparatus and method for digital data recovery |
01/07/1998 | EP0815692A2 A two-way paging system and apparatus |
01/07/1998 | EP0549672B1 Sequence synchronisation |
01/07/1998 | EP0511373B1 Dc-free line code and bit and frame synchronization for arbitrary data transmission |
01/06/1998 | US5706402 Blind signal processing system employing information maximization to recover unknown signals through unsupervised minimization of output redundancy |
01/06/1998 | US5706289 Data module with variable data word length for a serial multiplex data system |
01/06/1998 | US5706285 Network interfacing method and a network interface for a digital transmission network |
01/06/1998 | US5706221 Mehtod and apparatus for recovering digital data from baseband analog signal |
01/06/1998 | US5706115 Optical wireless communication method and apparatus |
01/06/1998 | US5706057 Phase detector in a carrier recovery network for a vestigial sideband signal |
01/06/1998 | US5705947 Clock generator |
01/06/1998 | US5705922 Terminator with voltage regulator |
12/31/1997 | WO1997050247A1 Data transmission |
12/31/1997 | WO1997050219A1 Data transmitting method, data transmitting system, transmitter, and receiver |
12/31/1997 | WO1997050179A1 M=10 (2,10), d=3.75 runlength limited code for multi-level data |
12/31/1997 | CN1169073A Receiver |
12/30/1997 | US5703914 Clock recovery circuit employing delay-and-difference circuit and pulse-sequence detection |
12/30/1997 | US5703904 Impulse noise effect reduction |
12/30/1997 | US5703903 Method and apparatus for adaptive filtering in a high interference environment |
12/30/1997 | US5703882 Cyclic line coding apparatus for error detection and frame recovery |
12/30/1997 | US5703506 Signal processing method |
12/29/1997 | EP0814587A2 Pulse shaping for multicarrier systems |
12/29/1997 | EP0813779A1 High-speed data transmission in mobile communication networks |
12/29/1997 | EP0813768A1 Slope, drift and offset compensation in zero-if receivers |
12/24/1997 | WO1997049249A1 Data reception system |
12/24/1997 | WO1997049206A2 Digital data transmission system with different compression rates, in particular for digital radio broadcasting |
12/24/1997 | WO1997049029A1 Optical analog signal transmission system |
12/24/1997 | CN1168600A Multiple mode trellis decoder for digital signal processing system |
12/24/1997 | CN1168576A Adaptive equalizer for controlling step size in proportion to estimated delay of received signals |
12/23/1997 | US5701333 Diversity receiver in which reception characteristics can be improved |
12/23/1997 | US5701331 Differential signal receiver |
12/23/1997 | CA2065853C Asynchronous signal extracting circuit |
12/23/1997 | CA2052589C Rate conversion apparatus |
12/18/1997 | WO1997048219A2 Transmitter for qam encoded data |
12/18/1997 | WO1997048218A1 Msle decoder with neural network |
12/18/1997 | WO1997048197A3 Communication system with multicarrier telephony transport |
12/18/1997 | WO1997048197A2 Communication system with multicarrier telephony transport |