Patents for H04L 25 - Baseband systems (55,083)
08/2004
08/19/2004US20040161063 Channel parameter estimation in a receiver
08/19/2004US20040161059 Signal estimation methods and apparatus
08/19/2004US20040161058 Receiving apparatus and receiving method
08/19/2004US20040161052 Encoding and decoding ultra-wideband information
08/19/2004US20040161051 System and method of efficiently modulating data using symbols having more than one pulse
08/19/2004US20040161046 Acquisition and adjustment of gain, receiver clock frequency, and symbol timing in an OFDM radio receiver
08/19/2004US20040161044 Method and apparatus for communication using pulse decoding
08/19/2004US20040161029 Communication receiver with an adaptive equalizer length
08/19/2004US20040161024 Direct digital access arrangement circuitry and method for connecting to phone lines
08/19/2004US20040161023 Direct digital access arrangement circuitry and method for connecting to phone lines
08/19/2004US20040160991 Robust digital communication system
08/19/2004US20040160346 Receiving and transmitting signals having multiple modulation types using sequencing interpolator
08/19/2004US20040160344 Robust system for transmitting and receiving map data
08/19/2004US20040160289 Signal relay circuit for securing amplitude of voltage of transmitting signals
08/19/2004US20040160242 Programmable interface circuit for differential and single-ended signals
08/19/2004US20040160241 Open drain type output buffer
08/19/2004DE10301694A1 Detecting faulty digital data signal sampling involves separately counting sequences with same number of identical values, evaluating distribution of identical sequences to detect faulty sampling
08/19/2004CA2514595A1 Wideband cable system
08/18/2004EP1447981A1 Information processing device and method, program, and recording medium
08/18/2004EP1447951A2 Removal of intersymbol interference from pulse position modulated signals
08/18/2004EP1447950A1 Low voltage adaptive equalizer
08/18/2004EP1447932A1 Wireless receiver
08/18/2004EP1447914A1 Detection of data transmission paths
08/18/2004EP1446927A1 Estimating a transmission channel with pilot symbols distributed in lattice structure
08/18/2004EP1446926A2 Simultaneous estimation of channel impulse response and of dc offset
08/18/2004EP1446892A1 Low complexity multiuser detector
08/18/2004EP1446889A2 Method and apparatus for decoding lattice codes and multilevel coset codes
08/18/2004EP1446887A1 Method of transferring data
08/18/2004EP1446883A1 Multimode circuitry supporting low interference signaling schemes for high speed digital interfaces
08/18/2004EP1446723A1 Method employed by a base station for transferring data
08/18/2004EP1446722A1 User equipment (ue) having a hybrid parallel/serial bus interface
08/18/2004EP1386441B1 Receiver with recovery circuit using oversampling and majority decision
08/18/2004CN1522513A Method and apparatus for estimating the signal to interference-plus-noise ratio of a wireless channel
08/18/2004CN1522499A Bit likelihood calculation method and demodulation device
08/18/2004CN1521977A Communication device performing communication using two clock signals complementary to each other
08/18/2004CN1162996C Data rate detection device and method for mobile communication system
08/18/2004CA2454480A1 Channel estimation apparatus and method in digital communication system
08/17/2004US6778783 Optical pulse transmission system, optical pulse transmitting method and optical pulse detecting method
08/17/2004US6778621 Precision resampling system
08/17/2004US6778619 Methods for receiving diversity transmissions including prefiltering to provide minimum phase channel characteristics and related receivers
08/17/2004US6778618 Methods and devices for minimizing interblock interference in discrete multi-tone devices
08/17/2004US6778617 Methods and devices for simplifying the minimization of interblock interference in finite response filters
08/17/2004US6778611 Subdimensional single-carrier modulation
08/17/2004US6778602 Multi-pair gigabit ethernet transceiver
08/17/2004US6778599 Digital transceiver with multi-rate processing
08/17/2004US6778598 Method for modifying the channel impulse response in TDMA systems
08/17/2004US6778597 Distinguishing between final coding of received signals in a PCM modem
08/17/2004US6778483 Multilevel record modulator and demodulator
08/17/2004US6778111 Multi-dimensional deglitch filter for high speed digital signals
08/17/2004US6778106 Digital sample sequence conversion device
08/17/2004US6777987 Signal buffer for high-speed signal transmission and signal line driving circuit including the same
08/17/2004CA2399543C System and method for sampling phase adjustment by an analog modem
08/12/2004WO2004068814A1 Start-stop synchronization serial communication circuit and semiconductor integrated circuit having start-stop synchronization serial communication circuit
08/12/2004WO2004068813A2 Maximum likelihood estimation of channel coefficients and dc-offset in a digital baseband signal of a radio receiver with a sage algorithm
08/12/2004WO2004068812A2 Transmission line conductor arrangement
08/12/2004WO2004068781A1 Data communication using constant total current
08/12/2004WO2004068756A1 Multi-carrier communication system and reception device thereof
08/12/2004WO2004032600A3 Method and apparatus for data transfer using a time division multiple frequency scheme with additional modulation
08/12/2004WO2003065568A3 Additive dc component detection included in an input burst signal
08/12/2004US20040158873 Method and system for generating high definition multimedia interface (HDMI) codewords using a TMDS encoder/decoder
08/12/2004US20040158703 Method and system for providing synchronous running encoding and encryption
08/12/2004US20040157601 Method for enabling a subscriber entity to actively communicate in a communication network
08/12/2004US20040157576 Communication device performing communication using two clock signals complementary to each other
08/12/2004US20040156824 Vasopermeability enhancing peptide of human interleukin-2 and immunoconjugates thereof
08/12/2004US20040156461 Multi-pair gigabit ethernet transceiver
08/12/2004US20040156460 Digital communication system and method for operating the system which can improve equalization performance according to channel state
08/12/2004US20040156459 Equalizing method and apparatus for single carrier system having an improved equalization performance
08/12/2004US20040156457 Methods and apparatuses for filtering common mode interference
08/12/2004US20040156453 Channel turbo-estimation receiver with optimized conversion
08/12/2004US20040156444 Randomly inverting pulse polarity in an UWB signal for power spectrum density shaping
08/12/2004US20040156432 Processing a received signal at a detection circuit
08/12/2004US20040156431 Demodulator for a multi-pair gigabit transceiver
08/12/2004US20040156429 Systems and methods for injection of test jitter in data bit-streams
08/12/2004US20040156423 Channel gain estimation in a rake receiver using complex weight generation (CWG) algorithms
08/12/2004US20040156398 Reduction of data skew in parallel processing circuits
08/12/2004US20040156386 Mobile station, base station, and program for and method of wireless transmission
08/12/2004US20040156328 Random access for wireless multiple-access communication systems
08/12/2004US20040156317 Method and system to provide word-level flow control using spare link bandwidth
08/12/2004US20040156314 Method and system for exploiting spare link bandwidth in a multilane communication channel
08/12/2004US20040156293 Apparatus for reprocucing a digital information signal
08/12/2004US20040155803 Method for coding a sequence of data bytes via an air interface
08/12/2004US20040155801 Method to overlay a secondary communication channel onto an encoded primary communication channel
08/12/2004US20040155720 Receiver
08/12/2004US20040155675 Input/output circuit with on-chip inductor to reduce parasitic capacitance
08/12/2004DE4344811B4 Faltungscodierer und gittercodierte Modulationsvorrichtung mit einem Faltungscodierer Convolutional and trellis coded modulation device with a convolutional
08/11/2004EP1445905A1 Method of data communication in a multicarrier radio communication system
08/11/2004EP1445904A1 Noiseless data transmission method
08/11/2004EP1445903A2 Serial digital data communications receiver with improved automatic cable equalizer and DC restorer
08/11/2004EP1445902A1 Low voltage differential signaling (LVDS) receiver
08/11/2004EP1445884A1 Transmission method, transmission apparatus, and reception apparatus
08/11/2004EP1445883A1 Reception apparatus
08/11/2004EP1445882A2 Data transmission frame and method and device for sending and receiving such a frame
08/11/2004EP1445874A1 Communication method and radio communication apparatus
08/11/2004EP1445873A2 Mobile station, base station, program for and method of wireless transmission based on chip repetition and IFDMA.
08/11/2004EP1444821A1 High performance micro-filter and splitter apparatus
08/11/2004EP1444789A1 System and method for dc offset compensation in a wcdma receiver
08/11/2004CN1520666A Communication device having two-mode controlled isolaton circuit for power transport and bidirectional communication
08/11/2004CN1520099A Data communication and data communication method
08/11/2004CN1520074A OFDM Receiver and data demodulation method
08/11/2004CN1162026C Base band processor integrating more modulation fuctions and method for implementing different modulations