Patents for H04L 25 - Baseband systems (55,083)
05/1996
05/28/1996US5521941 Automatic threshold control for multi-level signals
05/28/1996US5521767 Optimized equalizer system for data recovery and timing extraction in partial response read channels
05/23/1996DE19542226A1 Verfahren und Anlage zur Verwirklichung einer teilnehmerbezogenen Vermischung und Entmischung in einem Teilnehmernetz Method and apparatus for implementing a subscriber-related mixing and segregation in an access network
05/22/1996EP0713305A1 Data rate detector for terminal station
05/22/1996EP0713296A2 Matched spectral null codes for partial response channels
05/21/1996US5519755 Circuit for a line simulating device
05/21/1996US5519728 High-speed low-voltage differential swing transmission line transceiver
05/21/1996US5519394 Coding/decoding apparatus and method
05/21/1996US5519353 Balanced driver circuit for eliminating inductive noise
05/21/1996US5519350 Circuitry for delivering a signal to different load elements located in an electronic system
05/17/1996WO1996014700A2 Agc circuit for a digital receiver
05/15/1996EP0712222A1 Adapting device of an interface of a terminal connected to a multiplexed information transmission network
05/15/1996EP0712219A2 Variable transmission bit rate discrimination method and apparatus
05/15/1996EP0712210A1 Transmission circuit for data in asynchronous mode via a free receiving frequency coupled with the sending frequency
05/15/1996CN1122545A A transmission circuit of a line encoded signal on a telephone line
05/14/1996US5517533 Parallel implementation of run length coding apparatus and method
05/14/1996US5517528 Modulation method and apparatus for digital communications
05/14/1996US5517527 Data processing system for equalizing pulse code modulation signals
05/14/1996US5517524 For a time division multiple access system
05/14/1996US5517520 Expandable repeater
05/14/1996US5517490 Telecommunication terminal operating at alternative data throughput rates
05/14/1996US5517488 Method of load distribution for message processing in host system in local area network
05/14/1996US5517351 Optical receiver apparatus
05/14/1996US5517213 Process for fast blind equalization of an adaptive equalizer
05/14/1996US5517066 Constant voltage drive type driver circuit
05/14/1996US5517035 Broadband optical receiver with transformer coupled input circuit which is balanced to minimize stray capacitances
05/09/1996WO1996013923A1 Decision-making process for point-to-multipoint networks
05/09/1996WO1996013919A1 Method and apparatus for synchronizing ppm communications between an implantable device and an external device
05/09/1996WO1996013917A1 Adaptive video signal distribution system
05/09/1996WO1996013910A1 Method and apparatus for channel estimation
05/09/1996WO1996013905A1 Digital transmission and recording system with simple error correction
05/09/1996WO1996013778A1 Hierarchical serial bus assembly
05/08/1996EP0711056A2 Transmission bit rate discrimination method and apparatus
05/08/1996EP0454727B1 Active signalling transmitter control
05/08/1996CN1122078A Signal transmitting device, circuit block and integrated circuit suited to fast signal transmission
05/07/1996US5515389 Timing signal extracting circuit suitable for CMI signals
05/07/1996US5515387 Signal independent pulse code modulation data enhancer and associated method
05/07/1996US5514999 Differential switched capacitor circuit
05/07/1996US5514983 Data input/output circuit for full duplex communication
05/02/1996WO1996013109A1 Adaptive equaliser
05/02/1996CA2202683A1 Adaptive equaliser
05/01/1996EP0709979A2 Apparatus and method for error correction based on transmission code violations and parity
05/01/1996EP0709970A2 DC correction arrangement for an analogue to digital converter
05/01/1996EP0709010A1 Power coupler for coupling power from a transmission line to a node thereon
05/01/1996CN1121755A Composite clock signal
04/1996
04/30/1996US5513220 Digital receiver with minimum cost index register
04/30/1996US5513218 Compensation for ground voltage variation on a communication bus
04/30/1996US5513216 Hybrid equalizer arrangement for use in data communications equipment
04/30/1996US5513214 System and method of estimating equalizer performance in the presence of channel mismatch
04/30/1996US5513060 Series protection circuit
04/30/1996CA2037535C Demodulating system capable of accurately equalizing received signals using error correction codes
04/25/1996WO1996012364A1 Coding for infrared signals
04/25/1996DE4440947A1 Digital information transmission method for optical, wireless, satellite transmission
04/25/1996DE4437202A1 Amplitude change detection for digital signal, e.g. Morse code, with superimposed interference
04/24/1996EP0708544A1 Apparatus for recognizing information carried by a received signal
04/24/1996EP0707767A1 Systems with increased information rates using embedded sample modulation and predistortion equalization
04/24/1996EP0707766A1 Start-stop receiver
04/24/1996EP0627141A4 High speed modem systems incorporating distribution preserving tomlinson encoding and decoding for secondary channels.
04/24/1996CN1121228A Learning type signal recording and reproducing apparatus
04/23/1996US5511092 Data recovery technique which avoids a false convergence state
04/23/1996US5510919 Optical system for transmitting a multilevel signal
04/23/1996US5510786 CMI encoder circuit
04/23/1996US5510751 Line driver with adaptive output impedance
04/23/1996CA2087521C Method and apparatus for received signal equalization
04/23/1996CA2007325C Method of rapidly controlling the frequency of a coherent radio receiver and apparatus for carrying out the method
04/18/1996WO1996011541A2 Fault tolerant digital transmission system
04/18/1996WO1996011533A2 Signal detection in a tdma system
04/18/1996WO1996008865A3 Quadrature modulator with integrated distributed rc filters
04/18/1996CA2160625A1 Device for recognizing informations carried by a received signal
04/17/1996EP0707401A2 A hybrid equalizer arrangement for use in data communications equipment
04/17/1996EP0707400A2 A hybrid equalizer arrangement for use in data communications equipment
04/17/1996EP0707391A2 Flash FM infrared modem
04/17/1996EP0706736A1 A method for including auxiliary data in a data signal encoded with a bipolar in-line code
04/17/1996EP0706732A1 Short range inductively coupled communication system employing time variant modulation
04/17/1996EP0706408A1 Pacemaker telemetry system
04/16/1996US5509037 Data phase alignment circuitry
04/16/1996US5509021 Viterbi decoder for decoding error-correcting encoded information symbol string
04/16/1996US5509020 Viterbi decoding apparatus and methods
04/16/1996US5508855 Tracking threshold circuit for peak detection
04/16/1996US5508752 Partial response trellis decoder for high definition television (HDTV) system
04/16/1996US5508748 Digital data processor
04/16/1996US5508701 Data conversion method and recording and reproduction apparatus
04/11/1996WO1996010879A1 Method and apparatus for coherent communication reception in a spread-spectrum communication system
04/11/1996WO1996010878A1 Very low power cordless headset system
04/10/1996EP0705512A1 Method and apparatus for determining the data rate of a received signal
04/10/1996EP0705504A1 Method for low sensitivity optical transmission, transmission device and system for carrying out said method
04/10/1996CN1120273A A hybrid line coding method and apparatus
04/09/1996US5506871 Adaptive equalizing system for digital communications
04/09/1996US5506581 Modulating method, modulating device and demodulating device
04/04/1996WO1996010309A1 Receiver having an adjustable symbol slice demodulator
04/04/1996WO1996010299A1 Decoder for a non-coherently demodulated signal
04/04/1996DE4436131A1 Optical waveguide transmission system driving arrangement
04/04/1996DE4435101A1 Interference signal suppression for data lines
04/04/1996DE19526555A1 Dekodierer zum Dekodieren eines kodierten, mehrwertigen Signals unter Verwendung eines Viterbi-Dekodierverfahrens Decoder for decoding a coded multi-valued signal by using a Viterbi decoding method
04/03/1996EP0705020A2 Circuit arrangement for feeding at least a load
04/03/1996EP0705009A1 Process for fast blind equalization of an adaptive equalizer
04/03/1996EP0705008A2 Load termination sensing circuit
04/03/1996EP0705003A2 Refined timing recovery circuit
04/03/1996EP0704968A1 Adaptive circuit
04/03/1996EP0704964A2 Power sharing system for high power RF amplifiers