Patents for H04L 25 - Baseband systems (55,083)
01/2008
01/03/2008US20080002568 Adaptive time diversity and spatial diversity for OFDM
01/03/2008US20080001635 Data Receiving Device and Data Receiving Method
01/03/2008DE102006030915A1 Optischer Empfänger für den Empfang von M-wertiger sternförmiger Quadratur-Amplitudenmodulation mit differenzieller Phasenkodierung und Anwendung davon Optical receiver for the reception of M-valued stellate quadrature amplitude modulation with differential phase coding and application thereof
01/03/2008CA2656184A1 Improved packet efficiency for block transmission signals methods and systems
01/02/2008EP1873957A1 Method for operating a radio communication system as well as sending station and receiving station
01/02/2008EP1873931A2 Method and system for reordered QRV-LST (layered space time) detection for efficient processing for multiple input multiple output (MIMO) communication systems
01/02/2008EP1872546A1 Method of determining the location of the fft window and the delay spread for the platinum broadcast channel estimator
01/02/2008EP1872545A1 Pilots positioning for multicast transmissions in ofdm
01/02/2008EP1532738B1 Method and device for detecting period length fluctuations of periodic signals
01/02/2008EP1530821B1 Controlled frequency signals
01/02/2008EP1338094B1 System and method for embedding a sub-channel in a block coded data stream
01/02/2008EP1264456B1 Method and apparatus for combined soft-decision based interference cancellation and decoding
01/02/2008CN201001131Y Software radio technique based intermediate frequency demodulator
01/02/2008CN101099383A Display device with speaker grill
01/02/2008CN101099360A Bus system and method for operating the same
01/02/2008CN101099359A Interference suppression with virtual antennas
01/02/2008CN101099358A Line driver with selectable power consumption
01/02/2008CN101099326A Closed-loop rate control for a mimo communication system
01/02/2008CN101098555A Multi-mode self-adaptive direct-sequence communications system and method therefor
01/02/2008CN101098325A WCDMA system long scrambling code parallel generation method and apparatus
01/02/2008CN101098324A Method and apparatus for implementing scrambling code phase rapid rotation in WCDMA system
01/02/2008CN101098323A GMC system based transmission device and corresponding frequency domain equalization method
01/02/2008CN101098215A Method and apparatus for computing soft decision input metrics to a turbo decoder
01/02/2008CN101098162A Method and apparatus for creating long scrambling code and phase offset code
01/02/2008CN101098160A Dependability criterion based hybrid receiver and detecting method
01/02/2008CN101098159A Method and apparatus for transmitting and receiving evolved multimedia broadcast and multicast service data
01/02/2008CN100359960C Method for realizing infomration channel estimation in orthogonal frequency division multiplexing system
01/02/2008CN100359959C Method for implementing channel estimation in OFDMA system
01/02/2008CN100359896C Transmission apparatus and transmission method
01/02/2008CN100359836C Method and realizing apparatus for interlacing orthogonal transmitting diversity least squares soft decode between coordinates
01/02/2008CN100359810C Radio receiver and radio signal processing method
01/02/2008CN100359505C High speed differential pre-driver using common mode pre-charge
01/01/2008USRE39983 Carrier injecting waveform-based modulation scheme for reducing satellite transponder power requirements and earth terminal antenna size
01/01/2008USRE39981 Packet configuring method and packet receiver
01/01/2008US7315877 Efficient implementation of a multidimensional fast fourier transform on a distributed-memory parallel multi-node computer
01/01/2008US7315600 Asynchronous FIFO apparatus and method for passing data between a first clock domain and a second clock domain and a second clock domain of a data processing apparatus
01/01/2008US7315599 Skew correction circuit
01/01/2008US7315598 Data recovery using data eye tracking
01/01/2008US7315592 Common mode noise cancellation
01/01/2008US7315586 Adaptive searcher threshold setting using consecutive ISCP measurements
01/01/2008US7315585 Clock-less serial data interface using a single pin
01/01/2008US7315580 Method and apparatus for high-order PAPR reduction of an OFDM signal
01/01/2008US7315578 Fast soft value computation methods for gray-mapped QAM
01/01/2008US7315530 Pre-distortion method for telecommunication system and transmitter for mobile terminal of MC-CDMA telecommunication system
01/01/2008US7315263 Data modulating method and apparatus, data demodulating method and apparatus, and code arranging method
01/01/2008US7315262 Coding and decoding method for a sequence of elements, signal, coder, decoder, corresponding computer programs and storage means
12/2007
12/27/2007WO2007149297A1 Efficient channel shortening in communication systems
12/27/2007WO2007149072A1 Narrow-band detections of a received signal
12/27/2007WO2007149014A1 A user terminal for enhanced security in a wireless communications system, and a system for its use
12/27/2007WO2005101959A3 Dynamic range control and equalization of digital audio using warped processing
12/27/2007US20070297536 Dc offset removal apparatus and dc offset removal method
12/27/2007US20070297531 Contactless ic card system
12/27/2007US20070297527 Synchronization techniques in multipoint-to-point communication using orthogonal frequency division multiplexing
12/27/2007US20070297526 Derivation of eigenvectors for spatial processing in mimo communication systems
12/27/2007US20070297522 Method for Signal Processing and a Signal Processor in an Ofdm System
12/27/2007US20070297322 OFDM modulation/demodulation system
12/27/2007US20070297321 Ofdm transmitting and receiving apparatus
12/27/2007US20070296470 Semiconductor integrated circuit controlling output impedance and slew rate
12/27/2007US20070296455 Disconnection and short detecting circuit that can detect disconnection and short of a signal line transmitting a differential clock signal
12/27/2007DE10393525B4 Kontaktlose Kurzstrecken-Kommunikationsvorrichtung für eine Schiebetür Contactless short-range communication device for a sliding door
12/27/2007DE102006034827B3 Signal processing circuit for radio frequency identification system, has output for corrected demodulated receive signal with transitions, whose time periods are adjusted with respect to periods of transitions of demodulated receive signal
12/27/2007DE102006029196A1 Stereo audio data e.g. music, transmission device for e.g. hearing aid system, has transmission unit transmitting signal, and coder with scanning rate that is less than standard Bluetooth coder
12/27/2007DE102006028571A1 FlexRay-bus system for use in motor vehicles, has controller attached to FlexRay bus, where two closing elements are attached to FlexRay bus as accessories independent of all controllers
12/27/2007DE102004036484B4 Gleichspannungskompensation mit geringer Latenzzeit DC compensation, low latency
12/26/2007EP1871061A1 Least squares channel estimation with colored noise correction
12/26/2007EP1871017A1 Method and device for reporting, through a wireless network, a channel state information between a first telecommunication device and a second telecommunication device
12/26/2007EP1869855A2 Dc offset correction system for a receiver with baseband gain control
12/26/2007EP1869853A2 Method and apparatus for equalization control
12/26/2007EP1869818A2 Methods and apparatus for bit synchronizing data transferred across a multi-pin asynchronous serial interface
12/26/2007EP1869815A2 Method and system for improving responsiveness in exchanging frames in a wireless local area network
12/26/2007EP1869786A1 Radio access scheme in cdma-based communication system
12/26/2007EP1869734A2 Cancellation of crosstalk energy in communication loops
12/26/2007CN101095326A Method and system for computing log-likelihood ratios for coded quadrature amplitude modulated signals
12/26/2007CN101095325A Method and system for scaling a multi-channel signal
12/26/2007CN101095324A System and method for blind source separation of wireless communication signals
12/26/2007CN101095323A Equalization with selection of samples
12/26/2007CN101094209A Uniform orthogonal binary shifted key modulation and demodulation method
12/26/2007CN101094208A Receiving unit of vehicle communication system
12/26/2007CN101094207A TD-SCDMA data transmission and reception device, and transmission method
12/26/2007CN101094170A Network planning method for WCDMA to introduce access technique of up going packet in high speed
12/26/2007CN101094022A Transmitter, communication system, and communication method
12/26/2007CN100358325C Apparatus for receiving and recovering frequency shift keyed symbols
12/26/2007CN100358278C Data transfer control device, electronic instrument, and data transfer control method
12/26/2007CN100358252C Data rate regulating device and system thereof
12/26/2007CN100358240C Fail-safe method and circuit
12/26/2007CN100358036C Information playback method and apparatus
12/25/2007US7313400 Radio communication device and method thereof
12/25/2007US7313374 Low-latency DC compensation
12/25/2007US7313332 Method of transmitting data streams on optical links and system and computer program product therefor
12/25/2007US7313206 Modified branch metrics for processing soft decisions to account for phase noise impact on cluster variance
12/25/2007US7313203 Method and system for estimating and compensating IQ imbalance
12/25/2007US7313202 Asynchronous serial data receiver for packet transfer
12/25/2007US7313199 Power amplifier linearization
12/25/2007US7313197 Data transceiver and method for transceiving data performing equalization and pre-emphasis adaptive to transmission characteristics of receiving part
12/25/2007US7313191 Receiver device of communication system
12/25/2007US7313189 Receiver which demodulates OFDM symbol
12/25/2007US7313187 High-speed serial linking device with de-emphasis function and the method thereof
12/25/2007US7313182 Decision feedback equalizers with constrained feedback taps for reduced error propagation
12/25/2007US7313181 Calibration of scale factor in adaptive equalizers
12/25/2007US7313180 Receiving device, receiving method, and program