Patents for H04L 25 - Baseband systems (55,083)
08/1997
08/21/1997DE19606102A1 Mobile base station receiver signal DC voltage equalisation method
08/20/1997EP0790727A2 Method for demodulating a received signal
08/20/1997EP0789959A1 Method and apparatus for synchronizing ppm communications between an implantable device and an external device
08/20/1997EP0789955A1 Method and apparatus for channel estimation
08/20/1997EP0789880A1 Hierarchical serial bus assembly
08/20/1997CN1157517A Reformatting of variable rate data for fixed rate communication
08/19/1997US5659584 Data receiving system for receiving data signal faded and delayed
08/19/1997US5659579 Multilevel coding for fractional bits
08/19/1997US5659575 Method and apparatus for improving data regeneration in asynchronous network communication
08/19/1997US5659573 Method and apparatus for coherent reception in a spread-spectrum receiver
08/19/1997US5659301 Transmission system
08/19/1997US5659273 Line termination for multiple differential transmission lines
08/14/1997WO1997029576A1 Coherent modulation of cpm signals
08/14/1997WO1997029575A1 Differential cmos current amplifier with controlled bandwidth and common mode distortion
08/14/1997WO1997029485A1 Data decoder
08/14/1997WO1997029418A1 System and method for waveform synthesis
08/14/1997WO1997029417A1 Method for continuous waveform synthesis
08/13/1997EP0789448A1 Apparatus for DC compensation
08/13/1997EP0788696A1 Network interfacing method and a network interface for a digital transmission network
08/13/1997CN1157073A Method of and apparatus for interference rejection combining in multi-antenna digital cellular communications systems
08/13/1997CN1156930A Digital data transmitting method
08/12/1997US5657456 Semiconductor process power supply voltage and temperature compensated integrated system bus driver rise and fall time
08/12/1997US5657356 Control signal detection method with calibration error and subscriber unit therewith
08/12/1997US5657353 Pulse shaping filter for received digital transmissions using phase lock loop for adjusting shift register
08/12/1997US5657347 Data reception control device
08/12/1997US5657145 Modulation and coding for transmission using fluorescent tubes
08/12/1997CA2076710C Channel impulse response estimator for a system having a rapidly fluctuating channel characteristic
08/07/1997WO1997023962A3 Method and apparatus for intersymbol interference reduction using array processing of diversity signals
08/07/1997DE19610628A1 Device for transmitting microwave or digital signals between moving parts
08/06/1997EP0788262A2 Combined equalizer and decoder
08/06/1997EP0788261A1 Signal quality detection in an equaliser/receiver for use in a baseband-two-wire-modem
08/06/1997EP0788260A2 Channel estimation
08/06/1997EP0788245A2 Space diversity receiver for differential PSK signals using signal detection and sequence estimation
08/06/1997EP0788244A1 Radio receiver
08/06/1997EP0788241A2 Method for implementing the add-compare-select operation in a Viterbi decoder
08/06/1997EP0788059A1 Driver circuit device
08/06/1997EP0787395A1 Decision-making process for point-to-multipoint networks
08/06/1997EP0787394A1 Adaptive equaliser
08/06/1997EP0706408B1 Pacemaker telemetry system
08/06/1997CN1156529A Method and device for decoding multivalent electric signal and receiver comprising such decoding device
08/06/1997CN1156355A Diversity receiver
08/05/1997US5655113 Resynchronization circuit for a memory system and method of operating same
08/05/1997US5655090 Computer system for implementing a transfer function
08/05/1997US5655078 Apparatus and method for encoding data in a fiber data distributed interface (FDDI)
08/05/1997US5654991 Fast acquisition bit timing loop method and apparatus
08/05/1997US5654983 Method and apparatus of operating data communications equipment in command mode and autobauding
08/05/1997US5654981 Method of communicating a signal
08/05/1997US5654667 Linear predictive differential detection method for DPSK waves
08/05/1997US5654653 Reduced system bus receiver setup time by latching unamplified bus voltage
07/1997
07/31/1997WO1997027695A2 Digital receiver with fractionally-spaced self-recovery adaptive equalizer
07/31/1997WO1997027694A1 Digital transmission on parallel optical links
07/31/1997WO1997027681A1 A self-initialized coder and method thereof
07/31/1997WO1997027671A1 Adaptive filters and equalisers
07/31/1997WO1997027550A2 Communication system with multicarrier telephony transport
07/31/1997WO1997022184A3 Bi-directional signal transmission system
07/31/1997WO1997013347A3 Transition-controlled digital encoding and signal transmission system
07/31/1997DE19702350A1 Central node converter for coupling to terminal of house network
07/31/1997CA2241897A1 Digital receiver with fractionally-spaced self-recovery adaptive equalizer
07/30/1997EP0786889A1 Method for the reception of multicarrier signals and related apparatus
07/30/1997EP0786887A1 Method of compensating group delay differences between analogue filters in quadrature transmitters or receivers
07/30/1997EP0786886A2 Circuit for the transmission of binary data using differential signals
07/30/1997EP0786872A2 Viterbi decoder with reduced metric computation
07/30/1997EP0786867A1 Digital method and apparatus for reducing EMI emissions in digitally-clocked systems
07/30/1997EP0786182A1 Coding for infrared signals
07/30/1997CN1155800A Adaptive digital symbol recovery for amplitude phase keyed digital communication systems
07/29/1997US5652773 Digital phase-locked loop for data separation
07/29/1997US5652767 Data decision circuit used in optical parallel receiving module, optical parallel receiving module, optical parallel transmission system and terminal structure of optical transmission fiber
07/29/1997US5652755 Printer interface system
07/29/1997US5652541 Data demodulator employing decision feedback for reference parameter recovery and method used therin
07/24/1997WO1997026711A1 Improved multicarrier transmission system
07/24/1997DE19601405A1 Transmitting system echo compensation method
07/23/1997EP0785654A2 Apparatus for transmitting signals on a line
07/23/1997EP0785646A1 Bidirectional repeater
07/23/1997EP0785636A2 Apparatus and method in or relating to signal processing techniques
07/23/1997EP0784887A2 Signal detection in a tdma system
07/23/1997CN1155211A Method for generating variable frequency synchronous signal, and apparatus thereof
07/22/1997US5651033 Inter-system data communication channel comprised of parallel electrical conductors that simulates the performance of a bit serial optical communications link
07/22/1997US5651031 Clock recovery circuit of demodulator
07/22/1997US5651029 Apparatus for transmitting an output with predetermined frequency response to an unshielded twisted-pair media and waveform shaping circuit and method employed therein
07/22/1997US5650777 For coupling to a field transmitter over a primary process control loop
07/22/1997US5650757 Impedance stepping for increasing the operating speed of computer backplane busses
07/17/1997WO1997025780A1 Improved channel estimation in a communication system
07/17/1997WO1997025774A1 Method and apparatus for coherent channel estimation in a communication system
07/16/1997CN1154755A Recording medium, data transmission method and apparatus, and data reproduction method and apparatus
07/16/1997CN1154617A Data receiving apparatus, demodulator circuit and integrated circuit
07/16/1997CN1154613A Data processing device for frequency-modulation multi-channel broadcast
07/15/1997US5649052 Adaptive digital audio encoding system
07/15/1997US5649050 Apparatus and method for maintaining data rate integrity of a signal despite mismatch of readiness between sequential transmission line components
07/15/1997US5648993 Method and apparatus for synchronizing modem transmission by controlling a measured phase difference between an internal timing signal and a transmission timing signal
07/15/1997US5648991 Sampling phase synchronizing apparatus and bidirectional maximum likelihood sequence estimation scheme therefore
07/15/1997US5648988 Communication system including a digital roll-off filter
07/15/1997US5648987 Rapid-update adaptive channel-equalization filtering for digital radio receivers, such as HDTV receivers
07/15/1997US5648986 Receiver in digital radio communication device with selective equalization
07/15/1997US5648733 Scan compatible 3-state bus control
07/10/1997WO1997024850A1 Method and apparatus for decoding an encoded signal
07/10/1997WO1997024849A1 Method and apparatus for symbol decoding using a variable number of survivor paths
07/10/1997WO1997024848A1 A method for identifying data transmission rate, and a receiver
07/10/1997WO1997024814A1 Channel training of multi-channel receiver system
07/10/1997WO1997024802A1 Impulse noise effect reduction
07/10/1997CA2240676A1 Channel training of multi-channel receiver system