Patents for H04L 25 - Baseband systems (55,083)
05/2007
05/23/2007CN1968228A Waveform recognition method in signal processing
05/23/2007CN1968208A Wireless service differentiation method and wireless transmission device
05/23/2007CN1968155A Single-end evaluation method for ADSL bearing capacity
05/23/2007CN1968101A Method, system and administrative server for front-end equipment control
05/23/2007CN1968069A Low-complexity soft input/output detection method in multi-antenna orthogonal frequency-division multiplexing system
05/23/2007CN1968030A Channel estimation method of frequency-domain receiver
05/23/2007CN1317826C Receiving device
05/22/2007US7222290 Method and apparatus for receiver detection on a PCI-Express bus
05/22/2007US7222199 Circuit and method for transferring low frequency signals via high frequency interface
05/22/2007US7221725 Host interface data receiver
05/22/2007US7221717 Bluetooth access code assisted initial DC estimation and frame synchronization
05/22/2007US7221716 Signal receiving apparatus and method adapted for use with a time-variant channel
05/22/2007US7221715 Timing recovery device
05/22/2007US7221713 Method and apparatus for transmitting a digital data word
05/22/2007US7221711 Multilevel data encoding and modulation technique
05/22/2007US7221701 System and method for CDMA communications
05/22/2007US7221680 Multiplexing and transmission of multiple data streams in a wireless multi-carrier communication system
05/22/2007US7221664 Transmittal of heartbeat signal at a lower level than heartbeat request
05/22/2007US7221215 Demodulator for demodulating pulse position modulated signal
05/22/2007US7221196 Low-power low-voltage multi-level variable-resistor line driver
05/22/2007US7221184 Semiconductor device with bus terminating function
05/22/2007US7221182 Open drain type output buffer
05/22/2007US7219839 Method for enhancing transfer rate of multimedia card using differential signal
05/18/2007WO2007055350A1 Interactive wireless communication device
05/18/2007WO2007055083A1 Control/monitor signal transmission system
05/18/2007CA2628374A1 Antenna array calibration for multi-input multi-output wireless communication systems
05/17/2007US20070113117 Hybrid parallel/serial bus interface
05/17/2007US20070110220 Distributed control of carrier frequency in multipoint-to-point orthogonal frequency division multiplexing communication
05/17/2007US20070110183 Offset compensation device
05/17/2007US20070110173 Cofdm demodulator with an optimal fft analysis window positioning
05/17/2007US20070110172 Channel estimation for ofdm systems
05/17/2007US20070110149 Frequency offset differential pulse position modulation
05/17/2007US20070110147 Equalizing a Signal for Transmission
05/17/2007US20070110145 Continuous self-calibration of internal analog signals
05/17/2007US20070110096 Contention-based access to tones in orthogonal frequency division multiplexing (ofdm) waveform
05/17/2007US20070109995 Compensating for noise in a wireless communication system
05/16/2007EP1786133A1 Method for sending channel quality information in a multi-carrier radio communication system, corresponding user terminal and base station
05/16/2007EP1786118A1 Method and apparatus for utilizing channel state information in a wireless communication system
05/16/2007EP1785837A2 Storage device system and signal transmission method for storage device system
05/16/2007EP1784960A1 Dc offset estimation in received signals
05/16/2007EP1784937A2 Method and apparatus for providing closed-loop transmit precoding
05/16/2007EP1784930A1 Midamble allocations for mimo transmissions
05/16/2007EP1685653B1 Signal regeneration
05/16/2007EP1425698A4 Relative dynamic skew compensation of parallel data lines
05/16/2007EP1064767B1 High speed signaling for interfacing vlsi cmos circuits
05/16/2007EP0885510B1 Method and apparatus for routing a digitized rf signal to a plurality of paths
05/16/2007CN1965594A Signal strength measurements in cellular telecommunication systems
05/16/2007CN1965518A Apparatus and method for channel estimation in an orthogonal frequency division multiplexing cellular communication system using multiple transmit antennas
05/16/2007CN1965497A Automatic adaptive equalization method and system for high-speed serial transmission link
05/16/2007CN1965496A Wireless communication unit and method of processing a code division multiple access signal
05/16/2007CN1965491A System for synchronizing a portable transceiver to a network
05/16/2007CN1965483A Repeater circuit with high performance and normal repeater modes
05/16/2007CN1965482A Repeater circuit with high performance and normal repeater modes and reset capability
05/16/2007CN1965481A Repeater circuit having different operating and reset voltage ranges, and methods thereof
05/16/2007CN1964488A A method and device for carrying out coding using correlation between video signal frames in video code processing
05/16/2007CN1964486A A method to quantify difference for video code processing and its device
05/16/2007CN1964338A A method for channel forecast
05/16/2007CN1964203A An estimation and search method for channel path of multi-path fading channel
05/16/2007CN1316774C Joint timing recovery and equalization for an N-antenna system
05/16/2007CN1316762C Circuit and method for receiving data
05/16/2007CN1316756C Method for improving a channel estimate in a radiocommunication system
05/16/2007CN1316754C RAKE receiver
05/15/2007US7218903 Squelch detecting circuit
05/15/2007US7218894 Interferer detection and channel estimation for wireless communications networks
05/15/2007US7218892 Passive repeater/terminator
05/15/2007US7218865 Burst-mode optical receiver of differential output structure
05/15/2007US7218832 Eye-diagram mask for optical pulses
05/15/2007US7218696 Synchronizing carrier frequencies of co-channel amplitude-modulated broadcast
05/15/2007US7218694 System and method for canceling interference in a communication system
05/15/2007US7218693 Method and apparatus for channel estimation in a packet based transmission system having reduced complexity
05/15/2007US7218689 Method and apparatus for determining the log-likelihood ratio with precoding
05/15/2007US7218688 Data slicer
05/15/2007US7218687 Receiver with baseline wander correction and correction method thereof
05/15/2007US7218686 Decision threshold voltage control circuit and decision threshold voltage controlling method of clock and data recovery circuit, optical receiver, and decision threshold voltage control program
05/15/2007US7218681 Method and apparatus for cross-talk mitigation through joint multiuser adaptive pre-coding
05/15/2007US7218678 Digital data transmitter
05/15/2007US7218673 Channel equalizer of single carrier receiver and equalizing method thereof
05/15/2007US7218672 Apparatus and method for constraining the value of feedback filter tap coefficients in a decision feedback equalizer
05/15/2007US7218667 Radio reception apparatus and radio reception method
05/15/2007US7218665 Deferred decorrelating decision-feedback detector for supersaturated communications
05/15/2007US7218497 Protective circuit for protection against over-voltage for a CAN bus transceiver
05/15/2007US7218357 Parallel structure NTSC rejection filter and filtering method
05/15/2007US7218262 Modulation system
05/15/2007US7218254 Balanced disparity channel code for DC control
05/15/2007US7218150 Semiconductor integrated circuit device and differential small-amplitude data transmission apparatus
05/15/2007US7218146 Transmitter circuit, receiver circuit, interface circuit, and electronic instrument
05/15/2007US7218136 Transmission circuit, data transfer control device and electronic equipment
05/15/2007CA2281676C Channel estimation unit, and cdma receiver and cdma transceiver with channel estimation unit
05/10/2007WO2007053086A1 Reduction of digital filter delay
05/10/2007WO2007052355A1 Method of acquiring initial synchronization in impulse wireless communication and receiver
05/10/2007WO2007052129A1 Systems, methods, and apparatus for mitigation of nonlinear distortion
05/10/2007WO2007051693A2 Adaptive asynchronous equalization using leakage
05/10/2007WO2007021796A3 Channel and interference estimation in single-carrier and multi-carrier frequency division multiple access systems
05/10/2007US20070104282 Equalization in radio receiver
05/10/2007US20070104280 Wireless data transmission method, and corresponding signal, system, transmitter and receiver
05/10/2007US20070104279 Modulating apparatus, mobile communication system, modulating method, and communication method
05/10/2007US20070104264 Apparatus and method of decision feedback equalization in terrestrial digital broadcasting receiver
05/10/2007US20070104262 Systems and methods that provide frequency domain supplemental training of the time domain equalizer for dmt
05/10/2007US20070103190 Semiconductor device with bus terminating function
05/10/2007CA2624629A1 Reduction of digital filter delay