Patents for H04L 25 - Baseband systems (55,083)
06/2004
06/17/2004US20040116160 Simultaneous bidirectional differential signalling interface
06/17/2004US20040116101 Two-wire power transmitting/receiving device and its method
06/17/2004US20040114750 Switchboard for dual-rate single-band communication system
06/17/2004US20040114700 Adaptive signal latency control for communications systems signals
06/17/2004US20040114698 Data capture technique for high speed signaling
06/17/2004US20040114696 Receiver having decisional feedback equalizer with remodulation and related methods
06/17/2004US20040114692 Wireless apparatus employing multi-level QAM and method for estimating threshold value
06/17/2004US20040114691 Data communication apparatus and method based on orthogonal frequency division multiple access
06/17/2004US20040114681 Method for improving performance of wireless systems at high speeds
06/17/2004US20040114679 At-command analyzing device
06/17/2004US20040114676 Upstream signal optimizer with a transmitter employing the same and a method of optimizing an upstream signal
06/17/2004US20040114639 Method for inverse multiplexing
06/17/2004US20040114618 Virtual mimo communication system
06/17/2004US20040114506 Transmitting and receiving method for reducing distortion caused by a time-varying channel in an orthogonal frequency division multiplex system
06/17/2004US20040113659 High-resolution single-ended source-synchronous receiver
06/17/2004US20040113656 Differential data transmitter
06/17/2004US20040113651 Termination control device, and universal serial bus system
06/17/2004DE10251473B3 Schutzschaltung zum Schutz gegen Überspannung für einen CAN-Bus-Transceiver Protection circuit for protection against voltage for a CAN bus transceiver
06/16/2004EP1429510A1 Low complexity decoding of signals emitted through a constellation modulation
06/16/2004EP1429506A2 Pipeline architecture for equalisers
06/16/2004EP1429488A2 Incremental redundancy support in an EDGE cellular wireless terminal
06/16/2004EP1429487A2 EDGE incremental redundancy memory structure and memory management
06/16/2004EP1429468A2 Apparatus for mapping and spreading data symbols in mobile communication systems
06/16/2004EP1428374A1 Process, arrangement, devices for seizure of a shared telephone line
06/16/2004EP1428365A1 Method and apparatus for cancelling co-channel interference in a receiving system using spatio-temporal whitening
06/16/2004EP1428364A2 Method and circuit configuration for adapting the voltage level for the transmission of data
06/16/2004EP1428338A2 Method and apparatus for interference signal code power and noise variance estimation
06/16/2004EP1428322A2 System and method for reducing the peak power in multi-carrier modulation
06/16/2004EP1173934B1 Digital radio system
06/16/2004EP0972347B1 Serial digital data communications receiver with automatic cable equalizer, agc system, and dc restorer
06/16/2004EP0715440B1 Synchronous detector and synchronizing method for digital communication receiver
06/16/2004CN1505891A Method and device for assessing which signals from a data flow belong to the corresponding transmission channels by means of cluster analysis
06/16/2004CN1505352A Output level adjusting circuit and method thereof for multi-carrier transmitter
06/16/2004CN1505267A 接收机电路 Receiver circuit
06/16/2004CN1154384C Method for reducing peak-to-average ratio of multicarrier signal
06/16/2004CN1154371C Selective calling radio-receiver and method of receiving selective calling radio signal
06/16/2004CN1154314C Wireless powered communication device using power signal sampling and method
06/16/2004CN1154313C Digital receiver
06/16/2004CN1154310C Radio receiver with two stages of dc offset correction, synchronisation and channel estimation
06/16/2004CN1154309C Encoder and decoder
06/16/2004CN1154290C Synchronous circuit controller for controlling data transmission between asynchronous circuits
06/16/2004CN1154289C Time division duplexed high speed data transmission system and method
06/16/2004CN1154237C Encoding/decoding device and encoding/decoding method
06/15/2004US6751578 Method and apparatus for evaluating a digital information signal
06/15/2004US6751466 Radio communication apparatus
06/15/2004US6751276 Method and apparatus for decoding a digital signal
06/15/2004US6751275 Demodulator and radio communication system using the same
06/15/2004US6751274 Apparatus and method for channel estimation in radio communication system
06/15/2004US6751273 Apparatus for compensating a channel distortion in a bluetooth system
06/15/2004US6751272 Dynamic adjustment to preserve signal-to-noise ratio in a quadrature detector system
06/15/2004US6751255 Decision feedback analyzer with filter compensation
06/15/2004US6751237 Method, device and software for digital inverse multiplexing
06/15/2004US6751187 Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel transmission
06/10/2004WO2004049663A1 Method and system for applying viterbi type psk demodulation for optimum correlation of gps signals
06/10/2004WO2004049661A1 Calculation of soft decision values using reliability information of the amplitude
06/10/2004WO2004049660A1 Composite response matched filter
06/10/2004WO2004049659A2 Method and apparatus for transmission of a modulated signal using differential voltages
06/10/2004WO2004049611A1 Delay profile estimation device and correlator
06/10/2004WO2004049606A1 Adaptive turbo multiuser detection for hsdpa/tdd cdma with unknown interferers
06/10/2004WO2004049592A1 Multi input multi output wireless communication method and apparatus
06/10/2004WO2004049112A2 Channel gain estimation in a rake receiver
06/10/2004WO2004048905A1 Isolation circuit
06/10/2004WO2004038951A3 Random access for wireless multiple-access communication systems
06/10/2004WO2004019501A3 Methods for transmitting a waveform having a controllable attenuation and propagation velocity
06/10/2004WO2003030476A3 Simultaneous estimation of channel impulse response and of dc offset
06/10/2004US20040111662 Method of, and apparatus for, slicing a signal
06/10/2004US20040110537 Method for improving a channel estimate in a radiocommunication system
06/10/2004US20040110510 Apparatus and method for channel quality estimation and link adaptation in orthogonal frequency division multiplexing (OFDM) wireless communication system
06/10/2004US20040109546 Method and system for transmitting spectrally bonded signals via telephone cables
06/10/2004US20040109516 Method and apparatus for compensating DC offsets in communication systems
06/10/2004US20040109515 Excess delay spread detection method for multi-carrier communication systems
06/10/2004US20040109511 Output level adjusting circuit and method thereof for multi-carrier transmitter
06/10/2004US20040109510 Technique for utilizing spare bandwidth resulting from the use of a transition-limiting code in a multi-level signaling system
06/10/2004US20040109509 Technique for improving the quality of digital signals in a multi-level signaling system
06/10/2004US20040109476 Clock extracting fabric in a communication device
06/10/2004US20040108945 Encoder, decoder, and data transfer system
06/10/2004US20040108880 Semiconductor device and data transfer system
06/10/2004CA2503694A1 Channel gain estimation in a rake receiver
06/09/2004EP1427159A2 Channel estimation for use with MLSE
06/09/2004EP1427158A1 Optical reception apparatus
06/09/2004EP1427157A1 Method and receiver system for burst detection using channel estimation
06/09/2004EP1427156A1 Method and receiver for burst detection
06/09/2004EP1427155A2 Channel estimation
06/09/2004EP1426956A2 Equalizer for high density optical disc reproducing apparatus and equalizing method therefor
06/09/2004EP1425891A1 Multicarrier signal, method for tracking a transmission channel based on such a signal and device therefor
06/09/2004EP1425890A2 Power source regulation along a transmission line with feedback loop
06/09/2004EP1425885A1 Method and system for transmitting data from a first data network into a second data network
06/09/2004EP1425698A1 Relative dynamic skew compensation of parallel data lines
06/09/2004CN1504017A Adaptive equalizer system for short burst modems and link hopping radio networks
06/09/2004CN1504015A Zero intermediate frequency receiver using information package to obtain channel tracking
06/09/2004CN1503494A Detection method for multiuser and receiver for multiuser
06/09/2004CN1503471A Method and apparatus for estimating response characteristic, and receiving method and receiver utilizing the same
06/09/2004CN1503463A Digital receiver of modulated signal capable of processing various kinds of data rate
06/09/2004CN1153453C TV reception apparatus using same ghost-cancellation circuitry for receiving different types of TV signals
06/09/2004CN1153426C Ampltiude phase keyed digital communication systems
06/09/2004CN1153424C Receiver for digital transmission system
06/09/2004CN1153422C Filter co-processor, equalizer having same and method for decoding quadrature modulation signal
06/09/2004CN1153420C Simultaneous demodulation and decording of a digitally modulated radio signal
06/09/2004CN1153419C Transmitting rate estimation apparatus and method thereof
06/09/2004CN1153382C Optical pulse transmission system and method