Patents for H04L 25 - Baseband systems (55,083)
05/2003
05/01/2003US20030081689 System and method for receiving OFDM signal
05/01/2003US20030081688 Data communication method and data communication device and semiconductor device
05/01/2003US20030081670 Joint zero-forcing and matched-filter adaptive digital equalizer
05/01/2003US20030081669 Fast computation of multi-input-multi-output decision feedback equalizer coefficients
05/01/2003US20030081668 Fast computation of decision feedback equalizer coefficients
05/01/2003US20030081663 Interface circuit of differential signaling system
05/01/2003US20030081659 Method and apparatus for resolving multipath components for wireless location finding
05/01/2003US20030081658 Channel code decoding for the CDMA forward link
05/01/2003US20030081582 Aggregating multiple wireless communication channels for high data rate transfers
05/01/2003US20030081562 Apparatus for estimating propagation path characteristics
05/01/2003US20030080891 Resistance changeable device for data transmission system
05/01/2003US20030080785 Receiver apparatus and method of propagating a signal
05/01/2003US20030080774 Input/output circuit, reference-voltage generating circuit, and semiconductor integrated circuit
05/01/2003US20030080773 Increasing implicit decoupling capacitance using asymmetric shieldings
05/01/2003CA2464697A1 Estimating a transmission channel with pilot symbols distributed in lattice structure
05/01/2003CA2464409A1 Method and system for transferring ip packets by aggregating multiple wireless communication channels for high data rate transfers
04/2003
04/30/2003CN1415154A Method and apparatus for buffering data samples in software based ADSL modem
04/30/2003CN1415153A Transmitter selectively operating in voltage or current mode
04/30/2003CN1415144A Circuit device and method of reference clock interface
04/30/2003CN1414797A Conversion equipment equipped with polarity reverse device
04/30/2003CN1414714A Orthogonal frequency division multiplex receiving system and its method
04/29/2003US6557124 Method and system for encoding data for high performance error control
04/29/2003US6557110 Channel-to-channel skew compensation apparatus
04/29/2003US6556638 Method and apparatus for providing increased data speed using synchronization and bit robbing techniques
04/29/2003US6556637 Semiconductor device having decision feedback equalizer
04/29/2003US6556636 Digital communication apparatus having level controller with a disturbance detection unit
04/29/2003US6556635 Communications receiver having adaptive dynamic range
04/29/2003US6556633 Timing recovery for data sampling of a detector
04/29/2003US6556632 Sequence estimation method and sequence estimator
04/29/2003US6556628 Methods and systems for transmitting and receiving differential signals over a plurality of conductors
04/29/2003US6556589 Network transceiver for steering network data to selected paths based on determined link speeds
04/29/2003US6556581 Ethernet to phase shift key converter
04/29/2003US6556560 Low-latency audio interface for packet telephony
04/29/2003US6556187 Method for transmitting data of wireless keyboard having track-ball
04/29/2003US6556052 Semiconductor controller device having a controlled output driver characteristic
04/29/2003US6556040 Method and apparatus for non-linear termination of a transmission line
04/29/2003US6556039 Impedance adjustment circuit
04/29/2003US6556038 Impedance updating apparatus of termination circuit and impedance updating method thereof
04/24/2003WO2003034732A1 Interactive protocol for remote management of access control to scrambled data
04/24/2003WO2003034676A2 Change of sampling rate with single carrier and multicarrier waveforms
04/24/2003WO2003034674A1 Receiver with adaptive detection threshold for tdma communications
04/24/2003WO2003034673A2 Apparatus and method for constraining the value of feedback filter tap coefficients in a decision feedback equalizer
04/24/2003WO2003034648A2 A method and a device for controlling data extraction from a data stream containing at least one data packet
04/24/2003WO2003034646A2 Method and apparatus for channel quality measurements
04/24/2003WO2003034644A1 Scattered pilot pattern and channel estimation method for mimo-ofdm systems
04/24/2003WO2003034617A1 Radio apparatus and adaptive array processing method
04/24/2003WO2003034185A2 Method and system for dsl power saving
04/24/2003WO2003013087A3 Predistorting of contention signals
04/24/2003WO2002098091A3 Parallel data communication with multiple synchronisation codes
04/24/2003WO2002039613A3 Method for determining setting parameters of a receiving unit
04/24/2003WO2002017582A8 Transmitting a multibit signal on a single connector
04/24/2003US20030078025 Method and apparatus for varying the length of an adaptive equalizer based on doppler frequency
04/24/2003US20030078023 Method to improve ATSC-VSB transceiver performance employing a time-frequency waveform processor
04/24/2003US20030077032 Long distance optical transmission system for high dynamic range signals
04/24/2003US20030076908 Signal detection by a receiver in a multiple antenna time-dispersive system
04/24/2003US20030076905 Method and a device for controlling data extraction from a data stream containing at lease one data packet
04/24/2003US20030076902 System and method for DC offset compensation and bit synchronization
04/24/2003US20030076901 Bluetooth access code assisted initial DC estimation and frame synchronization
04/24/2003US20030076844 Method and system for filtering a signal and providing echo cancellation using an adaptive length filter
04/24/2003US20030076777 Apparatus and methods for providing efficient space-time structures for preambles, pilots and data for multi-input, multi-output communications systems
04/24/2003US20030076134 Data receiver and data receiving method using signal integration
04/23/2003EP1304850A2 Ethernet device and method for extending ethernet fifo buffer
04/23/2003EP1304842A1 Serial differential data link with automatic power down
04/23/2003EP1304841A1 Data transmission device, data transfer system and method
04/23/2003EP1303960A2 Data transmission using pulse width modulation
04/23/2003EP1303959A2 Transmission of main and auxilliary data using pulse width modulation
04/23/2003EP1303958A2 Data transmission using pulse width modulation
04/23/2003EP1303957A2 Digital interface with low power consumption
04/23/2003EP1303956A2 Current mode transmission
04/23/2003EP1303948A1 Electric system for a motor vehicle
04/23/2003EP1303937A1 Link quality determination of a transmission link in an ofdm transmission system
04/23/2003EP1303920A2 Method and apparatus for processing a modulated signal using an equalizer and a rake receiver
04/23/2003EP0927481A4 Device, system and method for spectrally shaping transmitted data signals
04/23/2003CN2547084Y Base station with mixed parallel/serial bus interface
04/23/2003CN2547071Y User equipment with mixed parallel/serial bus interface
04/23/2003CN1413405A Baseband processor with look-ahead parameter estimation capabilities
04/23/2003CN1413404A DMT bit distribution with incomplete TEQ
04/23/2003CN1413387A Communication terminal having receiver and method for removing known interferers from digitized intermediate frequency signal
04/23/2003CN1412994A Radio communication base band modulation circuit and its multichannel gain matching control method
04/23/2003CN1106731C Data processing device for frequency-modulation multi-channel broadcast
04/23/2003CN1106719C 数据传输系统 The data transmission system
04/23/2003CN1106716C Data decording apparatus
04/23/2003CA2408995A1 Method to improve atsc-vsb transceiver performance employing a time-frequency waveform processor
04/22/2003US6553518 Severe error detectors, methods and computer program products that use constellation specific error event thresholds to detect severe error events during demodulation of a signal comprising symbols from a plurality of symbol constellations
04/22/2003US6553503 Circuitry, architecture and method(s) for synchronizing data
04/22/2003US6553085 Means and method for increasing performance of interference-suppression based receivers
04/22/2003US6553082 Channel estimation sequence and method of estimating a transmission channel which uses such a channel estimation
04/22/2003US6553081 Method and apparatus for removing DC from the output of a precoder in a transmitter of a data communication system
04/22/2003US6553080 Constant envelope modulation communication system
04/22/2003US6553076 Mixed mode transceiver digital control network and collision-free communication method
04/22/2003US6553074 Method and device for combating PCM line impairments
04/22/2003US6553063 Constellation-multiplexed transmitter and receiver
04/22/2003US6553061 Method and apparatus for detecting a waveform
04/22/2003US6552582 Source follower for low voltage differential signaling
04/22/2003US6552581 Current recycling circuit and a method of current recycling
04/22/2003US6552565 Impedance matching circuit
04/17/2003WO2003032595A1 Noiseless data transmission method
04/17/2003WO2003032592A2 Circuit for evaluating a digitally coded signal
04/17/2003WO2003032561A1 Detection of a signal subject to discontinuous interference
04/17/2003WO2003032555A2 Systems and methods for multi-pair atm over dsl