Patents for H04L 25 - Baseband systems (55,083)
06/2004
06/09/2004CN1153370C Estimation method of transmission channels in communication systems tranceiver with wireless telecommunication
06/08/2004US6748206 Low-power-consumption radio receiver
06/08/2004US6748205 Integrated circuit
06/08/2004US6748033 De-interleave circuit
06/08/2004US6748031 Method of parameter estimation and receiver
06/08/2004US6748027 CMI signal timing recovery
06/08/2004US6748022 Single sideband suppressed carrier digital communications method and system
06/08/2004US6748011 Efficient multicarrier filter
06/08/2004US6747936 Data reproduction apparatus and method with improved performance by adjusting filter coefficients of equalizer
06/08/2004US6747490 Sampling pulse generation
06/08/2004US6747476 Method and apparatus for non-linear termination of a transmission line
06/08/2004US6747475 Method and apparatus for driving a signal using switchable on-die termination
06/08/2004US6747474 Integrated circuit stubs in a point-to-point system
06/08/2004CA2189812C Method and apparatus for generating variable rate synchronization signals
06/03/2004WO2004047396A1 Method of and apparatus for amplitude tracking and automatic frequency correction of a time-division multiple-access channel
06/03/2004WO2004047394A1 Communications system including a narrow band modulator and associated methods
06/03/2004WO2004047392A1 Method for simultaneous transmission of analog (pam) and digital (pwm) information
06/03/2004WO2004047391A1 A fast transmitter based on table lookup
06/03/2004WO2004047390A1 Blind detection of bpsk signals in a multi-user environment
06/03/2004WO2004047389A1 Synchronisation and estimation of a transmission channel
06/03/2004WO2004047388A1 Method and corresponding arrangement for dc offset compensation using channel estimation
06/03/2004WO2004047348A1 Communication system, communication method, transmission device, reception device, and control program
06/03/2004WO2004047330A1 Digital filter circuit and method for blocking a transmission line reflection signal
06/03/2004WO2004047329A1 A method and system for autocorrelation filtering
06/03/2004WO2004047320A1 Ultra wideband radio transmitter, ultra wideband radio receiver, and ultra wideband radio communication method
06/03/2004WO2004047313A2 Methods and systems acquiring impulse signals
06/03/2004WO2004047311A2 Reduced complexity channel estimation for wireless communication systems
06/03/2004WO2004038952A3 Channel estimation and spatial processing for tdd mimo systems
06/03/2004WO2004034659A3 Method and apparatus for digital modulation using a cordic algorithm
06/03/2004WO2004021657A3 Frequency-domain equalization for single carrier signals
06/03/2004WO2003094461A9 High bandwidth data transport system
06/03/2004WO2003079594A9 Equalization scheme for dsl receivers in presence of an under-sampled or over-sampled transmit idft
06/03/2004US20040106421 Communication device
06/03/2004US20040106402 Transmission circuit for a digital communication system
06/03/2004US20040105517 Receiver circuit
06/03/2004US20040105512 Two step synchronization procedure for orthogonal frequency division multiplexing (OFDM) receivers
06/03/2004US20040105508 Apparatus and method for synchronizing symbol timing using timing loop controller
06/03/2004US20040105506 Fast fourier transform processors, methods and orthogonal frequency division multiplexing receivers including memory banks
06/03/2004US20040105504 Adaptively configurable class-A/class-B transmit DAC for transceiver emission and power consumption control
06/03/2004US20040105503 Local communication system and apparatus for use therein
06/03/2004US20040105382 Radio reception apparatus
06/03/2004US20040104766 Data demodulation using an asynchronous clock
06/03/2004US20040104757 System and method to establish an adjustable on-chip impedance
06/03/2004US20040104755 SDI signal discriminating apparatus
06/03/2004DE10251288A1 Equalizerschaltung mit Kerbkompensation für einen Direktmischempfänger Equalizer circuit with notch compensation for a direct conversion receiver
06/03/2004CA2506438A1 Reduced complexity channel estimation for wireless communication systems
06/02/2004EP1424871A2 Method and apparatus capable of transferring very high data rates across a midplane or backplane
06/02/2004EP1424803A1 Timing error detector for symbol synchronization within a phase locked loop and corresponding method
06/02/2004EP1424801A2 Method and apparatus for channel quality metric generation within a packet-based multicarrier modulation communication system
06/02/2004EP1424800A2 Method and apparatus for channel quality metric generation within a packet-based multicarrier modulation communication system
06/02/2004EP1424786A1 Reception device and reception method
06/02/2004EP1424785A2 Spread spectrum communication device
06/02/2004EP1423954A1 Encoding and decoding ultra-wideband information
06/02/2004EP1423953A2 Device for low-noise signal transmission
06/02/2004EP1423952A2 Method and apparatus for suppresing multipath interference using precoded pilots
06/02/2004EP1423951A1 Differential line driver with on-chip termination
06/02/2004EP1423921A1 Sub-optimal iterative receiver method and system for a high-bit-rate cdma transmission system
06/02/2004EP1423778A2 Generating and implementing a communication protocol and interface for high data rate signal transfer
06/02/2004EP1222784B1 Method for channel equalisation using givens rotation of a data matrix
06/02/2004EP1142245B1 Ofdm receiver with adaptive equaliser
06/02/2004EP0885496B1 Method for calculating impulse response, and receiver
06/02/2004CN1501652A A data interlaced device and method
06/02/2004CN1501620A Automatic equalization system
06/02/2004CN1501247A Programmable glitch filter for asynchronous data communication interface
06/02/2004CN1152589C Realizing device for baseband forming filter in stream line mode
06/02/2004CN1152537C Channel estimating method and apparatus
06/02/2004CN1152483C Communication terminal instrument and radio communication method
06/02/2004CN1152479C Apparatus and method for normalizing metric values in a component decoder in a mobile communication system
06/01/2004USRE38523 Spreading code sequence acquisition system and method that allows fast acquisition in code division multiple access (CDMA) systems
06/01/2004US6745342 Universal serial bus transceiver shortcut protection
06/01/2004US6744832 Analog-to-digital converter bank based ultra wideband communications
06/01/2004US6744821 Multicarrier receiver
06/01/2004US6744814 Method and apparatus for reduced state sequence estimation with tap-selectable decision-feedback
06/01/2004US6744809 Efficient multipath centroid tracking circuit for a code division multiple access (CDMA) system
06/01/2004US6744788 Multiplexing digital signals
06/01/2004US6744287 Slew rate control circuit
06/01/2004US6744284 Receiver circuit of semiconductor integrated circuit
06/01/2004US6744280 Voltage output differential (VOD) correction circuit for differential drivers
06/01/2004US6744275 Termination pair for a differential driver-differential receiver input output circuit
06/01/2004CA2302370C System and method for high-speed, synchronized data communication
05/2004
05/27/2004WO2004045180A1 Apparatus, methods and articles of manufacture for pre-emphasis filtering of a modulated signal
05/27/2004WO2004045177A1 Radio communication apparatus and radio communication method
05/27/2004WO2004045176A1 Radio communication system and radio communication method
05/27/2004WO2004045175A2 Transform-domain sample-by-sample decision feedback equalizer
05/27/2004WO2004045132A1 Combining direct interference estimation and decoder metrics for amr mode adaptation in gsm systems
05/27/2004WO2004045096A2 Noise and channel estimation using low spreading factors
05/27/2004WO2004044897A2 Single clock data communication in direct stream digital system
05/27/2004WO2004044764A2 Integrated circuit
05/27/2004WO2003040862A3 Apparatus and method for transmitting large bitwidth data along a small bitwidth channel
05/27/2004WO2003034673A3 Apparatus and method for constraining the value of feedback filter tap coefficients in a decision feedback equalizer
05/27/2004US20040103363 Apparatus and method for 8B/10B code-group validity check
05/27/2004US20040103362 Single-burst-correction / double-burst-detection error code
05/27/2004US20040103218 Novel massively parallel supercomputer
05/27/2004US20040102164 Receiver circuit for a push-pull transmission method and method for receiver-end signal processing in push-pull transmission methods
05/27/2004US20040102162 Device for receiving digital signals
05/27/2004US20040101132 Analog isolation system with digital communication across a capacitive barrier
05/27/2004US20040101078 Synchronization control method for electronic device
05/27/2004US20040101074 Filters and their use in digital communications
05/27/2004US20040101073 Method and apparatus for estimating response characteristic, and receiving method and receiver utilizing the same
05/27/2004US20040101072 Equaliser apparatus and methods