Patents for H04L 25 - Baseband systems (55,083)
04/1998
04/22/1998CN1179683A Transcoder unit
04/21/1998US5742642 Signal processing method and apparatus for reducing equalizer error
04/21/1998US5742621 Method for implementing an add-compare-select butterfly operation in a data processing system and instruction therefor
04/21/1998US5742608 Device for interfacing between communications media in a home systems network
04/21/1998US5742584 For a land mobile radio system
04/21/1998US5742527 Flexible asymmetrical digital subscriber line (ADSL) receiver, central office using same, and method therefor
04/21/1998US5742502 Method and apparatus for generating synchronous data transmissions in a device having a universal asynchronous receiver/transmitter
04/21/1998US5742243 Method and apparatus for reducing DC component of RLL codes
04/21/1998CA2130157C Adaptive equalizer and adaptive diversity equalizer
04/21/1998CA2085426C Synchronized resetting of coding devices
04/16/1998WO1998016040A1 Method and apparatus for decoding of spdif or aes/ebu digital audio data
04/16/1998WO1998016039A1 Method and apparatus for cancellation of dc offset and reconstruction of low frequency components of baseband signal
04/16/1998WO1998016021A1 Signal processing apparatus employing the spectral property of the signal
04/16/1998WO1998015901A1 System for dynamically adapting the length of a filter
04/16/1998CA2268272A1 Signal processing apparatus employing the spectral property of the signal
04/15/1998EP0836286A1 Circuit arrangement for acquiring a supply voltage from a bus
04/15/1998EP0836186A2 Data decoding method and device
04/15/1998EP0835593A2 Code division multiple access (cdma) communication system
04/15/1998EP0835587A1 Method and apparatus for combatting ingress and multipath in a catv return channel
04/15/1998EP0835568A2 Cdma modem
04/15/1998EP0835552A1 Adaptive gain controller
04/15/1998CN1178945A Interface circuit and method for low power loss transfer binary logic signals
04/14/1998US5740210 Data discriminating circuit and a parallel data receiver using the same
04/14/1998US5740201 In a computer system
04/14/1998US5740199 High speed wire-or communication system and method therefor
04/14/1998US5740186 Apparatus and method for error correction based on transmission code violations and parity
04/14/1998US5740184 Decision feedback viterbi detector for page-access optical memories
04/14/1998US5739779 Encoding circuit and decoding circuit
04/14/1998US5739707 Wave shaping transmit circuit
04/14/1998CA2068117C Viterbi decoder device
04/09/1998WO1998015056A1 A filter co-processor
04/09/1998DE19639580A1 Acoustic echo reduction method for hands-free telephone set
04/08/1998EP0746910A4 Modem-channel bank converter
04/07/1998US5737587 Resynchronization circuit for circuit module architecture
04/07/1998US5737371 Realignment of data stream from an optical disk
04/07/1998US5737369 Apparatus and method for recovering data in the presence of error transients
04/07/1998US5737357 Apparatus and method for data pattern sensitivity correction
04/07/1998US5737327 Method and apparatus for demodulation and power control bit detection in a spread spectrum communication system
04/07/1998US5737140 Simple pulse position modulation channel/decoder
04/07/1998US5737111 Optical receiving apparatus
04/07/1998US5736893 Digital method and apparatus for reducing EMI emissions in digitally-clocked systems
04/07/1998US5736875 Discrimination circuit capable of automatically optimizing discrimination level and discrimination phase
04/07/1998US5736870 Method and apparatus for bi-directional bus driver
04/07/1998CA2048480C Circuit arrangement and method for the regeneration and synchronization of a digital signal
04/02/1998WO1998013979A1 System and device for, and method of, processing baseband signals to combat isi and non-linearities in a communication system
04/02/1998WO1998013978A2 Current distribution circuit having an additional parallel dc-current sinking branch
04/02/1998WO1998013977A1 Device, system and method for spectrally shaping transmitted data signals
04/02/1998WO1998013976A1 Repeater-line coupling
04/02/1998WO1998013929A1 Receiver capable of demodulating multiple digital modulation formats
04/02/1998DE19639034A1 Integrated power driver voltage stabilisation device
04/02/1998DE19638655A1 Universal cable system adaption system esp. to high bit rate services
04/02/1998DE19634134C1 Verfahren zum Übertragen von Daten zwischen einem Terminal und einem tragbaren Datenträger über eine drahtlose elektromagnetische Übertragungsstrecke A method of transmitting data between a terminal and a portable data carrier via a wire-free electromagnetic transmission link
04/02/1998CA2267362A1 Device, system and method for spectrally shaping transmitted data signals
04/01/1998EP0833535A2 Method of synchronising a radio network termination equipment for RLL/WLL systems connected to an ISDN system
04/01/1998EP0833533A2 Transcoding device
04/01/1998EP0833484A1 Device and method for vector equalization of an OFDM signal
04/01/1998EP0833481A1 Communications system employing quantisation-level-sampling modem
04/01/1998EP0833460A2 Method and apparatus for frequency domain ripple compensation for a communications transmitter
04/01/1998EP0685129B1 Method and system for the dynamic modification of control parameters in a transmitter power control system
04/01/1998EP0679309A4 Digital pulse detector.
04/01/1998CN2277604Y Telegraph signal digital transmission system
04/01/1998CN1178049A High-speed data transmission is mobile communication c networks
03/1998
03/31/1998US5734686 Selective power supply control for battery saving effectively
03/31/1998US5734682 Method for increasing transmission rate
03/31/1998US5734681 Process and system for transferring vector signal with precoding for signal power reduction
03/31/1998US5734658 Data communication system
03/31/1998US5734341 Encoding digital data
03/31/1998US5734329 Method and apparatus for superimposing self-clocking multifunctional communications on a static digital signal line
03/30/1998CA2215129A1 Transcoder unit
03/26/1998WO1998012849A1 Demodulation of asynchronously sampled data by means of detection-transition sample estimation in a shared multi-carrier environment
03/26/1998WO1998012848A1 Interference mitigation by joint detection of cochannel signals
03/26/1998WO1998012847A1 Pulse transformer for line interfaces operating according to the echo compensation principle
03/26/1998WO1998012571A1 Position determination using multiple base station signals
03/26/1998DE19650833C1 Measurement apparatus for full-duplex two-wire transmission interface
03/25/1998EP0831623A2 High pass filter, used before a decision circuit, with switchable lower cut-off frequency
03/25/1998EP0831622A2 Constrained Hilbert cost function for blind equalisation
03/25/1998EP0831595A2 Digital modulated signal receiver
03/25/1998EP0830770A1 Method and apparatus for determining coding rate in a wireless communication system
03/25/1998EP0830646A1 Conversion circuit for process control system
03/25/1998EP0799184A4 4,4-(disubstituted)cyclohexan-1-ol dimers and related compounds
03/25/1998CN1177428A Improved channel estimation in communication system
03/25/1998CN1177426A Method and apparatus for coherent channel estimation in a communication system
03/25/1998CN1177262A Repeated signaling method by using symbol judgment threshold with separation-integration receiving
03/24/1998US5732336 Receiver
03/24/1998US5732112 Channel training of multi-channel receiver system
03/24/1998US5732110 Receiver having an adjustable symbol slice demodulator
03/24/1998US5732106 Pulse-shaping filter for modulator monolithic integration
03/24/1998US5731711 Integrated circuit chip with adaptive input-output port
03/24/1998US5731706 Method for efficient calculation of power sum cross-talk loss
03/19/1998WO1998011698A1 Methods and apparatus for encoding and decoding data
03/19/1998WO1998011683A1 Arrangements and methods for generating a radio frequency signal
03/19/1998WO1998001957A3 Transmission system and receiver with improved detection, and improved detection method
03/18/1998EP0829988A2 Symbol synchronization and sampling frequency adjustment in an OFDM receiver
03/18/1998EP0829987A2 Setting of decision thresholds in MFSK receivers
03/18/1998EP0829978A2 Digital optical transmitter and digital optical receiver making communication by superimposing subdata on modulated waveform of main data
03/18/1998EP0829962A2 Circuit for determining and storing a signal mean value
03/18/1998EP0829961A2 Circuit for determining and evaluating a data signal
03/18/1998EP0829154A1 A method for identifying data transmission rate, and a receiver
03/18/1998EP0829095A1 Method and apparatus for reducing latency time on an interface by overlapping transmitted packets
03/18/1998CN1176722A Method and apparatus for decoding an encoded signal