Patents for H04L 25 - Baseband systems (55,083)
07/2000
07/18/2000CA2235591C Serial multi-gb/s data receiver
07/18/2000CA2169709C Method and device for the reception of signals affected by inter-symbol interference
07/13/2000WO2000041374A1 Computer method and apparatus for modem point slicing
07/13/2000WO2000041372A2 Constant envelope modulation communication system
07/13/2000WO2000041352A2 Data transmission in a telecommunications system
07/13/2000WO2000041338A1 Receiver for smoothing channel estimates using spectral estimation
07/13/2000WO2000041317A2 Co-channel interference in a receiver
07/13/2000WO2000041300A1 On-chip termination
07/13/2000WO2000024173A3 Apparatus and method for determining the closest coset points in a trellis decoder
07/13/2000CA2356298A1 Computer method and apparatus for modem point slicing
07/12/2000EP1018810A2 Data reception apparatus and data reception method
07/12/2000EP1018805A2 LVDS interface incorporating phase-locked loop circuitry for use in programmable logic device
07/12/2000EP1018251A1 Multilevel coding
07/12/2000EP1018250A1 Method and apparatus for modified baud rate sampling
07/12/2000EP1018249A1 Method and packet radio system for transmitting modulation and signalling information
07/12/2000EP1018217A1 Method and apparatus for encoding and decoding a bit sequence for transmission over pots wiring
07/12/2000CN1260088A Method and device for radio transmission
07/12/2000CN1054488C 多模式信号处理 Multi-mode signal processing
07/11/2000US6088593 Two-way paging system and apparatus
07/11/2000US6088400 Receiving device for synchronous serial transmission data
07/11/2000US6088398 Orthogonal frequency division multiplex systems
07/11/2000US6088390 Integrating decision feedback equalization and forward error correction to improve performance in point-to-multipoint digital transmission
07/11/2000US6088389 System and method for training a plurality of equalizers and a modem employing the system or method
07/11/2000US6088369 Line coding technique for efficient transmission and delineation of encapsulated frames over high speed data links
07/11/2000US6088334 System and method for determining end-to-end characteristics of a data communication channel
07/11/2000US6087861 Data network drivers including balanced current supplies and related methods
07/11/2000US6087860 Apparatus and method for generating an envelope for data signals using CMOS
07/11/2000US6087736 Communication system for vehicle
07/06/2000WO2000039972A1 Enhanced method for adaptive equalization technique in mobile wireless systems
07/06/2000WO2000039949A1 SYSTEM AND METHOD FOR LINKING A VDSL BASED DISTRIBUTION SYSTEM WITH AN xDSL BASED SYSTEM
07/06/2000WO2000011831A3 Methods and apparatus for providing robust synchronization of radio transceivers
07/05/2000EP1017191A2 Method for detecting received signals in the presence of interference
07/05/2000EP1017182A2 DS/CDMA receiver for high-speed fading environment
07/05/2000EP1016278A1 Separation level to separate a signal to be transmitted in the blanking intervals of a video signal and rectification method for said signal
07/05/2000EP1016261A2 Internet telephony call routing engine
07/05/2000EP1016251A2 Method and arrangement for demodulating data symbols
07/05/2000EP1016234A1 A method of and apparatus for transmitting data in a multiple carrier system
07/05/2000CN1259251A Method and apparatus for band-adaptive demodulation
07/04/2000US6084934 Natural throttling of data transfer across asynchronous boundaries
07/04/2000US6084929 Method and apparatus for channel tracking
07/04/2000US6084883 Efficient data transmission over digital telephone networks using multiple modulus conversion
07/04/2000US6084457 Method and apparatus for clamping a high-speed digital signal delivered over a transmission line
07/04/2000US6084426 Compensated input receiver with controlled switch-point
07/04/2000US6084424 Adjustable biasing voltage for a bus line and associated method
06/2000
06/29/2000WO2000038385A1 Quadrature receiver, communication system, signal processor, method of calculating direct current offset, and method of operating a quadrature receiver
06/29/2000WO2000038384A1 Adaptive, analogue equaliser, based on biquadratic filters
06/29/2000WO2000038372A2 Method and system for transmitting data in a motor vehicle
06/29/2000DE19860208A1 Verfahren zur Erfassung von störungsbehafteten Empfangssignalen Method for detection of noisy received signals
06/28/2000EP1014722A2 Method and apparatus for filtering interference and nonlinear distortions
06/28/2000EP1014638A1 Synchronisation techniques for OFDM communications systems
06/28/2000EP1014636A2 Symbol synchronisation, channel estimation, and impulse response shortening in a multicarrier receiver
06/28/2000EP1014635A2 DFE with blind, decision directed and data directed modes
06/28/2000EP1014615A2 Full duplex transmission
06/28/2000EP1014273A2 Method of start/stop synchronous data transmission
06/28/2000EP1013090A1 Method and system for transmitting and decoding data in a signal
06/28/2000EP1013039A2 Method and apparatus for generating a line impairment learning signal for a data communication system
06/28/2000EP1013038A1 Circuit for detecting and decoding phase encoded digital serial data
06/28/2000EP1013037A1 Method and apparatus for bidirectional demodulation of digitally modulated signals
06/28/2000EP1013001A1 Method and apparatus for wireless communication employing aggregation for digital signals
06/28/2000EP1012991A1 Receiver apparatus, and associated method, for receiving a receive signal transmitted upon a channel susceptible to interference
06/28/2000CN1258406A Modem using capacitive insulating barrier, insulating coupler, and integrated circuit used in modem
06/28/2000CN1258396A Integrable radio receiver circuit for frequency-modulated digital signals
06/28/2000CN1258166A Adaptive channel equalizer with train mode
06/28/2000CN1054012C Signal transmitting device suitable for fast signal transmission
06/27/2000US6081567 Method and apparatus for synchronizing a data communication system to a periodic digital impairment
06/27/2000US6081566 Method and apparatus for interference rejection with different beams, polarizations, and phase references
06/27/2000US6081562 Implementing reduced-state viterbi detectors
06/27/2000US6081555 Methods and apparatus for implementing shell mapping techniques in the context of a PCM-based modem communications system
06/27/2000US6081523 Arrangement for transmitting packet data segments from a media access controller across multiple physical links
06/27/2000US6081133 Universal receiver device
06/27/2000CA2200139C Multimodulus blind equalization using piecewise linear contours
06/27/2000CA2095226C Apparatus for generating a ds-3 signal from the data component of an sts-1 payload signal
06/22/2000WO2000036797A1 Communications system and associated deskewing methods
06/22/2000WO2000036796A1 Communications system and associated deskewing methods
06/22/2000WO2000036795A1 Communications system and associated methods with out-of-band control
06/22/2000WO2000036768A1 Adaptive pre-emphasis technique
06/22/2000WO2000036760A1 Channel estimation for a cdma system using pre-defined symbols in addition to pilot symbols
06/21/2000EP1011232A2 Method for channel estimation
06/21/2000EP1011196A1 Input-circuit, output-circuit, input-output circuit and method of processing input signals
06/21/2000EP1010305A1 Method and apparatus for determining the rate of received data in a variable rate communication system
06/21/2000EP1010270A2 Method for parameter estimation and receiver
06/21/2000EP0748542B1 Method and apparatus for optical wireless communication
06/21/2000DE19952702A1 Synchronized data communication system for optimum operation with various types of cables, has interface and control which receives signal from status sensors.
06/21/2000CN1257626A Self-synchronizing equalization techniques and systems
06/21/2000CN1257367A Signal carrier recovery method
06/20/2000US6079035 Parallel data skew detecting circuit
06/20/2000US6078629 Digital synthesizer
06/20/2000US6078627 Circuit and method for multilevel signal decoding, descrambling, and error detection
06/20/2000US6078624 Judging method and a precoding apparatus
06/20/2000US6078613 System and method for bridging multiple communication devices to a single communication connection
06/20/2000US6078192 Circuit and method for using the I2 C serial protocol with multiple voltages
06/20/2000CA2199761C Developing a channel impulse response by using distortion
06/15/2000WO2000035159A1 Delay spread estimation for multipath fading channels
06/15/2000WO2000035158A1 Current mode data transmission
06/15/2000WO2000035140A1 Synchronization tracking method
06/15/2000DE19959164A1 Electronic device for an integrated input/output circuit which combines a current switching circuit with a bus cabling system
06/15/2000DE19855707A1 Equalizer für Übertragungssysteme mit hohen Bitraten Equalizer for transmission systems with high bit rates
06/15/2000DE19855195A1 Short-term voltage spike filtering arrangement in digital integrated circuit
06/15/2000CA2354013A1 Current mode data transmission
06/14/2000EP1009136A2 Controlled current source for line drivers and receivers