Patents for H04L 25 - Baseband systems (55,083)
09/2003
09/18/2003US20030174778 Digital communication extender system and method
09/18/2003US20030174767 MIMO receiver and method of reception therefor
09/18/2003US20030174766 Signal quality indicator
09/18/2003US20030174762 Methods and apparatus for signaling on a differential link
09/18/2003US20030174761 Multi-function equializer arrangement
09/18/2003US20030174728 Multiplex transmission system for reporting alert information to the conversion device on the receiving side without using a dedicated frame
09/18/2003US20030174075 Semiconductor integrated circuit device and data transmission system
09/18/2003US20030174048 Method and system for performing distance measuring and direction finding using ultrawide bandwidth transmissions
09/18/2003US20030174022 Input follower system and method
09/18/2003US20030174000 Differential signal reception device and method for supporting variable threshold levels
09/18/2003CA2476981A1 Accessory control interface
09/17/2003EP1345376A1 OFDM delay equalizer
09/17/2003EP1345374A2 MIMO receiver and method of reception therefor
09/17/2003EP1344364A2 Equalisation and subcarrier suppression
09/17/2003EP1344362A2 Wdm communication system using dmpsk and optical filtering
09/17/2003EP1344320A2 A line coding scheme for digital communications, transmission method and apparatus
09/17/2003CN1443415A Viterbi equalization using precalculated metrics increments
09/17/2003CN1443408A Method and device for controlling timing of digital receiver
09/17/2003CN1442966A Mobile communication system channel structure and its construction method and radio base station and mobile station
09/17/2003CN1121764C Receiving device and system
09/17/2003CN1121757C Signal conversion apparatus and application on LST circuit
09/16/2003US6622280 Information processing apparatus and method and distribution medium
09/16/2003US6621945 Modulation scheme for NRZ signals and transmitter
09/16/2003US6621878 Pulse transmission receiver with higher-order time derivative pulse correlator
09/16/2003US6621863 Equalizing apparatus combining amplitude error with squared envelope error according to variable weights
09/16/2003US6621862 Equalization for multichannel receiving node
09/16/2003US6621861 System to optimize signal detection
09/16/2003US6621323 Signal sampling circuits, systems, and methods
09/16/2003US6621308 Supply voltage compensation circuit for high speed LVDS predrive
09/16/2003US6621301 Pass-driver circuit for two-conductor bus-system
09/16/2003US6621144 Data receiver gain enhancement
09/16/2003CA2305706C Waveform shaping method and equipment
09/16/2003CA2257238C Dc offset compensation method and apparatus
09/16/2003CA2072524C Equalizer training in a radiotelephone system
09/13/2003CA2421545A1 Multiplex transmission system for reporting alert information to the conversion device on the receiving side without using a dedicated frame
09/12/2003WO2003075528A1 Soft value calculation for multilevel signals
09/12/2003WO2003075495A2 Multiplexing an additional bit stream with a primary bit stream
09/12/2003WO2003075482A1 Automatic equalizer and coefficient training method thereof
09/12/2003WO2003075471A2 System and method for joint maximal ratio combining
09/12/2003WO2003075470A2 Systems and methods for improving range for multicast wireless communication
09/12/2003WO2003075469A2 System and method for antenna diversity using equal power joint maximal ratio combining
09/12/2003WO2003075462A1 Line termination incorporating compensation for device and package parasitics
09/12/2003WO2003075396A2 System and method for antenna diversity using joint maximal ratio combining
09/12/2003WO2002093852A3 Method for reconstructing data pulsed with a symbol rate from an analog distorted signal
09/12/2003WO2002009292A3 Adaptive sigma-delta modulation with improved dynamic range
09/11/2003US20030172199 Integrated circuit for targeted bitlength manipulation for serial data transmission
09/11/2003US20030171853 Device for data transmission between vehicle sensors and a processor in a controller
09/11/2003US20030171682 Multi-channel blind system identification for cardiovascular monitoring
09/11/2003US20030169832 LMS-based channel estimation
09/11/2003US20030169829 Frequency-dependent magnitude pre-distortion of non-baseband input signals for reducing spurious emissions in communication networks
09/11/2003US20030169822 Creation of spectral windows through the use of high rate code words
09/11/2003US20030169809 Method for determining coefficients of an equalizer and apparatus for determining the same
09/11/2003US20030169808 Isolator and a modem device using the isolator
09/11/2003US20030169780 Method and system for establishing link bit rate for inverse multiplexed data streams
09/11/2003US20030169711 Wireless LAN receiver synchronization
09/11/2003US20030169707 Channel structure, method forming the same, radio base station, mobile station in mobile communication system
09/11/2003US20030169682 Multicarrier systems
09/11/2003US20030169644 Transferring data between different clock domains
09/11/2003US20030169189 Robust system for transmitting and receiving map data
09/11/2003US20030169119 Signal modulation
09/11/2003US20030169081 Impedance controlled double data rate input buffer
09/11/2003CA2375823A1 Improved equalization scheme for adsl receivers in presence of an under-sampled or over-sampled transmit ifft
09/10/2003EP1343339A2 Channel structure having a shared downlink channel in a mobile communication system
09/10/2003EP1343285A1 Soft value calculation for multilevel signals
09/10/2003EP1343284A2 Circuit arrangement for targetted bit-length manipulation for a serial data transmission
09/10/2003EP1343255A2 Code division multiple access communication system
09/10/2003EP1342353A1 Method for estimating the channel properties in a communication system
09/10/2003EP1342336A2 Modified block space time transmit diversity encoder
09/10/2003EP0935867B1 Multi-frame synchronization for parallel channel transmissions
09/10/2003CN1442011A Decision feedback loop device and method for channel estimation and using burst bit de-rotation
09/10/2003CN1442010A Bit detection threshold in TDMA burst communication system
09/10/2003CN1442009A Viterbi equalizer using various hardware data path for ACS transmission metric operations
09/10/2003CN1441566A Communication device using three step communication buffer storage
09/09/2003US6618451 Efficient reduced state maximum likelihood sequence estimator
09/09/2003US6618448 DC recovery circuit capable of receiving ECL signal even under low power supply voltage
09/09/2003US6618436 Digital base-band receiver
09/09/2003US6618428 Method for transmitting an information of mobile telecommunication system
09/09/2003US6618395 Physical coding sub-layer for transmission of data over multi-channel media
09/09/2003US6618392 Network transceiver using signal detect input to control modes of operation
09/09/2003US6618338 Data reproduction control method and apparatus, and optical disk unit
09/09/2003US6617925 Method and apparatus for gain compensation and control in low voltage differential signaling applications
09/09/2003US6617917 Caller-ID demodulation apparatus and method using multiple thresholds
09/09/2003US6617892 Single ended interconnect systems
09/09/2003US6617888 Low supply voltage differential signal driver
09/09/2003US6617877 Variable data width operation in multi-gigabit transceivers on a programmable logic device
09/04/2003WO2003073727A1 Network communication method with a smartcard using asynchronous messages
09/04/2003WO2003073718A1 Demodulating apparatus and demodulating method
09/04/2003WO2003073661A2 3g radio
09/04/2003WO2003073637A1 Channel estimation in a radio receiver
09/04/2003WO2003073614A1 Circuit for accelerating the transitioning edge of a signal on a bidirectional bus
09/04/2003WO2003073609A1 Apparatus, and associated method, for a multiple-input, multiple-output communication system
09/04/2003WO2003028329A3 Single-carrier and multicarrier receiver architecture
09/04/2003WO2003028255A3 Method and apparatus for data transfer using a time division multiple frequency scheme
09/04/2003WO2001093491A3 High frequency network transmitter
09/04/2003WO2001067628A3 Methods for transmitting a waveform having a controllable attenuation and propagation velocity
09/04/2003US20030165207 Jitter-detecting circuit, receiving circuit including the jitter-detecting circuit, and communication system
09/04/2003US20030165205 Detecting and measuring interference contained within a digital carrier
09/04/2003US20030165201 Deserializer
09/04/2003US20030165191 Automatic equalization circuit and receiver circuit using the same
09/04/2003US20030165187 System and Method for Joint Maximal Ratio Combining Using Time-Domain Based Signal Processing