Patents for H04L 25 - Baseband systems (55,083)
09/2008
09/02/2008US7421009 Noise power estimation apparatus, noise power estimation method and signal detection apparatus
09/02/2008US7420990 Adaptive-allocation of I/O bandwidth using a configurable interconnect topology
09/02/2008US7420916 Fourier-transform based linear equalization for MIMO CDMA downlink
09/02/2008US7420914 Synchronization techniques in multipoint-to-point communication using orthogonal frequency division multiplexing
09/02/2008US7420913 Method for tone hopping in a multipoint-to-point orthogonal frequency division multiplexing communication system
09/02/2008CA2176470C Simultaneous demodulation and decoding of a digitally modulated radio signal
08/2008
08/28/2008WO2008103995A1 Detect-and-avoid method and architecture for ultra-wideband system
08/28/2008WO2008102217A1 Method of optimising the rank of a mmse channel equaliser
08/28/2008WO2008102059A1 Receiving method and receiver
08/28/2008WO2008102025A1 Communications system for wired transmission channels
08/28/2008WO2008021004A3 Remote monitoring and calibration of system reference clock using network timing reference
08/28/2008WO2008007019A8 Methods for the transmission and reception of a multicarrier signal with oqam modulation, and specific preamble
08/28/2008WO2007061272A3 Method and apparatus for generating and transmitting code sequence in a wireless communication system
08/28/2008US20080209303 Error Detection/Correction Method
08/28/2008US20080205906 Preamplifier and optical receiving apparatus using the same
08/28/2008US20080205903 Optical transmission system
08/28/2008US20080205569 UWB Receiver scaling clock frequency by data rate and data reception method thereof
08/28/2008US20080205555 Method and Apparatus for Channel Estimation
08/28/2008US20080205548 Method and system for a software defined power amplifier for multi-band, multi-standard applications
08/28/2008US20080205547 Method and system for software defined power amplifier for multi-band applications
08/28/2008US20080205546 Ofdm pre-equalizing
08/28/2008US20080205540 Wireless communication apparatus
08/28/2008US20080205534 Method and system of channel analysis and carrier selection in OFDM and multi-carrier systems
08/28/2008US20080205531 Adaptively configurable class-A/class-B transmit DAC for Transceiver emission and power consumption control
08/28/2008DE102004014313C5 Netzwerk-Vorrichtung, insbesondere Aktuator-Sensor-Interface-Netzwerk Network device, particularly actuator-sensor-interface network
08/27/2008EP1962452A1 A method, a system, a bus master module and a test module for testing the termination of a differential serial communication bus
08/27/2008EP1962448A1 Method and system for transmitting a serial data frame
08/27/2008EP1962199A2 A communication apparatus
08/27/2008EP1961261A1 Control circuitry for providing an interface between connectable terminal and peripheral device circuitry
08/27/2008EP1961111A1 Kalman filter for channel estimation in ofdm systems
08/27/2008EP1716680B1 Channel estimator and method for estimating a channel transfer function and apparatus and method for providing pilot sequences
08/27/2008EP1668855B1 Method of controlling signal transmission in multi-input/multi-output system
08/27/2008EP1568141A4 Communication system and method using signal to noise ratio estimation for scaling in processing received wireless communication signals
08/27/2008EP1504543A4 Data access arrangement using a high frequency transformer for electrical isolation
08/27/2008EP1470656B1 Method for scrambling packet data using variable slot length and apparatus thereof
08/27/2008EP1364460B1 Interface circuit for a differential signal
08/27/2008EP0996247B1 CDMA receiver and CDMA transmitter/receiver
08/27/2008CN101252564A Code quadrature transmitting reference modem system in ultra-wideband communication and using method thereof
08/27/2008CN101252562A New OFDM system synchronization combining method
08/27/2008CN101252556A Receiver, wireless device and method for cancelling a DC offset component
08/27/2008CN101252555A Time frequency optimum channel estimation method in OFDM mobile communication system
08/27/2008CN101252554A Method and apparatus for postprocessing channel estimation
08/27/2008CN101252366A Apparatus for eliminating zero intermediate frequency wireless receiver direct current partial difference
08/27/2008CN101252364A New civil aviation ground and air communication twin channel constant module interference suppressing method and system
08/27/2008CN100414913C Serial data bus, motion system and method for the event-driven transmission of messages
08/27/2008CN100414860C Information channel balancer for quadrature frequency division multiplexing receiver and method thereof
08/27/2008CN100414850C Transmission diversity system and method
08/27/2008CN100414843C Burst mode receiving device with offset compensation function and its data reconstruction method
08/27/2008CN100414837C Electronic driver circuit for generating circuit output signal provided for electric conductor
08/26/2008US7418297 Frame length modulation and pulse position modulation system
08/26/2008US7418249 Radio apparatus
08/26/2008US7418248 Signal reception device, signal transmission device, radio communication system, and signal reception method
08/26/2008US7418068 Data capture technique for high speed signaling
08/26/2008US7418061 Receiver having decisional feedback equalizer with remodulation and related methods
08/26/2008US7418058 Distortion compensating apparatus and method
08/26/2008US7418057 Distortion compensating apparatus, compressed data generating method
08/26/2008US7418056 Digital predistorter using power series model
08/26/2008US7418055 Device and method for regulating the output power of mobile
08/26/2008US7418054 Transmitter adjustment based on transmission statistics
08/26/2008US7418053 System and method for distributed input-distributed output wireless communications
08/26/2008US7418052 Iterative turbo decision feedback receiver
08/26/2008US7418049 Method and apparatus for decoding baseband orthogonal frequency division multiplex signals
08/26/2008US7418045 Method for updating singular value decomposition of a transfer matrix
08/26/2008US7418038 Data receiving device
08/26/2008US7418033 Selectively filtering a signal
08/26/2008US7418028 Agile RF band OFDM spread spectrum and cross-correlated systems
08/26/2008US7418027 Method and apparatus for ultra wideband communications system employing a spread spectrum technique transmitting a baseband signal over a wide frequency band
08/26/2008US7418012 Method and device for time-synchronized relaying of signals
08/26/2008US7417972 Method and system for transmitting data and for determining the transmission properties in a radio communications system
08/26/2008US7417945 Transmitter and receiver for use with an orthogonal frequency division multiplexing system
08/26/2008US7417944 Method for orderwire modulation
08/21/2008WO2008100843A2 Correction of voltage offset and clock offset for sampling near zero-crossing point
08/21/2008WO2008100494A2 Differential receiver with common-gate input stage
08/21/2008WO2008100188A1 Channel measurements on combined pilot signala in multi- carrier systems
08/21/2008WO2008099523A1 Ac coupled interface circuit
08/21/2008WO2008099411A2 Mimo decoding system and method
08/21/2008WO2008099342A1 Shared control channel data-assisted channel estimation
08/21/2008WO2008098786A1 Interference variance estimation for signal detection
08/21/2008WO2008062329A3 Method and arrangement for generating soft bit information in a receiver of a multiple antenna system
08/21/2008WO2008045159A3 Output power correction module for amplifiers in transmitters
08/21/2008WO2008038878A3 Precoding device and method in wireless communication system
08/21/2008WO2008010838A3 Method and system for generating a secret key from joint randomness
08/21/2008WO2007108922A3 Signal jamming avoidance method for a frequency hopping communication system
08/21/2008US20080198949 Receiver, wireless device and method for cancelling a dc offset component
08/21/2008US20080198945 Reduced emi device and method thereof
08/21/2008US20080198915 System and method of equalization of high speed signals
08/21/2008US20080198792 Apparatus and method for channel coding and multiplexing in cdma communication system
08/21/2008DE10218513B4 Schaltungsanordnung und Verfahren zur Übertragung digitaler Signale Circuit arrangement and method for transmitting digital signals
08/21/2008DE102007007838A1 System und Methode zur Datenübertragung zwischen einem Transmitter und einem Empfänger über eine Übertragungsleitung System and method for transmitting data between a transmitter and a receiver via a transmission line
08/21/2008DE102007007795A1 Method for transferring data to receiver, involves sending data to receiver over material connection, and data is sent to receiver by another material connection
08/21/2008DE102007006347A1 Vorrichtung mit einem einen Eingangsstrom in einen Hilfsstrom umsetzenden Element Device with an input current will be incorporating into an auxiliary element
08/21/2008DE102006059749B4 Verfahren und Vorrichtung zur Erkennung einer Sensorschnittstelle Method and apparatus for detecting a sensor interface
08/21/2008DE102005047911B4 Fahrzeugkommunikationssystem Vehicle communication system
08/20/2008EP1959624A1 Demodulator circuit
08/20/2008EP1959623A2 Multi-media digital interface systems and methods
08/20/2008EP1959605A1 Signal separation circuit, signal separation method, and counter circuit used in the signal separation circuit
08/20/2008EP1959524A2 Electrical isolation device capable of limiting magnectic saturation even upon receipt of high power DC bias and method for making the same
08/20/2008EP1958405A2 Rf modulated carrier signal generation with bandpass pulse width modulation
08/20/2008EP1958404A2 Alignment and deskew for multiple lanes of serial interconnect
08/20/2008EP1958403A2 Method and system of channel estimation