Patents for H04L 25 - Baseband systems (55,083)
05/2005
05/05/2005US20050094737 Methods and systems for detecting defects in serial link transceivers
05/05/2005US20050094736 Flexible versatile low-cost wireline transmit driver
05/05/2005US20050094713 Unified MMSE equalization and multi-user detection approach for use in a CDMA system
05/05/2005US20050094712 Reduced computation in joint detection
05/05/2005US20050094676 Signal transmitting apparatus and method
05/05/2005US20050094619 Apparatus and method for asynchronously controlling data transfers across long wires
05/05/2005US20050094615 Apparatus and method for transceiving high speed packet data in mobile communication system
05/05/2005US20050094604 Initial power control for spread-spectrum communications
05/05/2005US20050094596 Method and apparatus for estimating and reporting the quality of a wireless communication channel
05/05/2005US20050094583 Full duplex transceiver
05/05/2005US20050094304 Information playback method and apparatus
05/05/2005US20050093731 Method and apparatus for conveying bidirectional data, power and timing signals using a single transformer
05/05/2005US20050093607 Data transmission circuit and method
05/05/2005US20050093580 Pre-emphasis circuitry and methods
05/05/2005US20050093579 LVDS driver circuit and driver circuit
05/05/2005US20050093575 Remote receiver detection
05/05/2005US20050093570 Integrated line driver
05/04/2005EP1528741A1 Method and apparatus for OFDM diversity reception
05/04/2005EP1528740A1 Orthogonal frequency division multiplexing (OFDM) demodulator, integrated circuit for OFDM demodulation and OFDM demodulation method
05/04/2005EP1528738A2 ASK demodulation device and wireless device using the same
05/04/2005EP1528559A1 Information playback method and apparatus
05/04/2005EP1527559A1 Method and apparatus for adjacent channel interference reduction in an orthogonal frequency division multiplexing (ofdm) receiver
05/04/2005EP1527518A2 Setting the slice level in a binary signal
05/04/2005EP1476974A4 3g radio
05/04/2005EP1446887A4 Method of transferring data
05/04/2005EP1442570B1 Viterbi decoding using a table memory for readying reconstructed signal values for the calculation of transformation metrics
05/04/2005EP1410514A4 Turbo decoder with decision feedback equalization
05/04/2005EP1145513B1 Reduced-state sequence estimation with set partitioning
05/04/2005CN1613239A Method and apparatus for adjusting the phase of a received signal
05/04/2005CN1613236A Low supply voltage differential signal driver
05/04/2005CN1613218A Pitot-frequency multiplexing method in OFDM system and OFDM receiving method
05/04/2005CN1613202A Robust low complexity multi-antenna adaptive minimum mean square error equalizer
05/04/2005CN1612558A OFDM demodulator and OFDM demodulation method
05/04/2005CN1612553A Method of initializing equalizer of digital television receiver and equalizer using the same
05/04/2005CN1612552A Apparatus to estimate a channel using training sequence data for a digital receiver and a method thereof
05/04/2005CN1612515A Device for using OFDM diversity reception, OFDM receiving circuit and OFDM reception method
05/04/2005CN1612503A Method and apparatus for regulating threshold electronic signal processing device
05/04/2005CN1612475A 可变增益积分器 Variable gain integrator
05/04/2005CN1200569C Digital packet data trellis decoder
05/04/2005CN1200526C Apparatus and method for determining pulse position by signal of pulse modulation code
05/04/2005CN1200521C Method for inserting pilot frequency and estimating parameters of channel of equilibrium in frequency doman
05/03/2005US6889272 Parallel data bus with bit position encoded on the clock wire
05/03/2005US6888903 Digital communication receiver and a method for the operation thereof
05/03/2005US6888899 Spatio-temporal processing for communication
05/03/2005US6888815 Subscriber unit for compressing and transmitting high speed data
05/03/2005US6888788 Method and arrangement for determining at least one digital signal from an electrical signal
05/03/2005US6888444 Signal transmitting circuit, signal receiving circuit, signal transmitting/receiving circuit, signal transmitting method, signal receiving method, signal transmitting/receiving method, semiconductor integrated circuit, and control method thereof
05/03/2005US6888392 Method and related circuitry for buffering output signals of a chip with even number driving circuits
05/03/2005US6888370 Dynamically adjustable termination impedance control techniques
05/03/2005US6888369 Programmable on-chip differential termination impedance
05/03/2005CA2428525C Method and system for reducing inter-symbol interference effects in transmission over a serial link with mapping of each word in a cluster of received words to a single transmitted word
05/03/2005CA2204135C Method and apparatus for channel estimation
04/2005
04/28/2005WO2005039134A1 Wireless lan protocol stack
04/28/2005WO2005039096A1 Receiver spatial processing for eigenmode transmission in a mimo system
04/28/2005WO2005038577A2 Method for performing dual phase pulse modulation
04/28/2005WO2004105312A3 Deskewing parallel data
04/28/2005US20050090203 Device for the production of standard-compliant signals
04/28/2005US20050089129 Process for data driven application integration for B2B
04/28/2005US20050089126 Transparent multi-mode PAM interface
04/28/2005US20050089113 Wireless communication system and method
04/28/2005US20050089112 Signal decoding methods and apparatus
04/28/2005US20050089108 Orthogonal frequency division multiplexing (OFDM) demodulator, integrated circuit for OFDM demodulation and OFDM demodulation method
04/28/2005US20050089106 Data transmission system and method
04/28/2005US20050089101 Sub-block domain transformation multiple signal processing
04/28/2005US20050089090 Method and apparatus for generating a distortionless pulse width modulated waveform
04/28/2005US20050089089 System and method for selecting precursor equalizer coefficients and serializer deserializer incorporating the same
04/28/2005US20050089066 Video signal transmission system and method
04/28/2005US20050088962 Digital filter circuit and method for blocking a transmission line reflection signal
04/28/2005US20050088961 Method and apparatus for domain transformation multiple signal processing
04/28/2005US20050088218 Receiver circuit, interface circuit, and electronic instrument
04/28/2005US20050088215 Adjustment of amplitude and dc offsets in a digital receiver
04/28/2005US20050088200 Signal transmitting device suited to fast signal transmission
04/28/2005US20050088199 Mos linear region impedance curvature correction
04/28/2005US20050088150 I/O interface circuit of integrated circuit
04/28/2005US20050087688 Infrared radiation receiving circuit, electronic device, and infrared radiation receiving method
04/27/2005EP1526675A2 Data transmission system and data transmission apparatus
04/27/2005EP1526672A1 Signal decoding method and apparatus
04/27/2005EP1525730A2 Method for dividing the bit rate of qpsk signals into two or several subchannels
04/27/2005EP1525728A1 Fsk receiver having a variable threshold slicer stage and corresponding method
04/27/2005EP1525727A2 Method and apparatus for hybrid decision feedback equalization
04/27/2005EP1525698A1 Training prefix modulation method and receiver
04/27/2005EP1525691A2 Communication system for sending dissimilar types of data across a synchronous network
04/27/2005EP1525688A1 Centralized buffer architecture for an orthogonal frequency division multiplexing (ofdm) receiver
04/27/2005EP1525686A1 Apparatus and method for improved performance in mc-cdma radio telecommunication systems that use pulse-shaping filters
04/27/2005EP1525685A1 Method and apparatus to establish constellations for imperfect channel state information at a receiver
04/27/2005EP1446723A4 Method employed by a base station for transferring data
04/27/2005EP1256216B1 Method for estimating radio channel parameters in a w-cdma mobile radio system
04/27/2005CN1611046A Transmitter for transmitting digital data over a transmission line
04/27/2005CN1611045A Error correction method and apparatus for data transmission system
04/27/2005CN1611044A Apparatus and method to generate an adaptive slicer threshold for binary data
04/27/2005CN1611043A 网关系统 Gateway System
04/27/2005CN1611011A Method and apparatus for signal detection in ultra wide-band communications
04/27/2005CN1611008A Method and apparatus for decoding lattice codes and multilevel coset codes
04/27/2005CN1610342A Method and equipment for interpolating or garbling signals
04/27/2005CN1610341A Method and apparatus for estimating character of transmitting channel
04/27/2005CN1610288A Channel estimation method and apparatus for multi-carrier CDMA radio transmitting system
04/27/2005CN1199412C Method for channel equalisation
04/27/2005CN1199371C Method and apparatus for determining spatial signatures for calibrating a communication station having an antenna array
04/26/2005US6886181 Extended distribution of ADSL signals
04/26/2005US6886065 Improving signal integrity in differential signal systems