Patents for H04L 25 - Baseband systems (55,083)
07/2007
07/10/2007US7242724 Method and apparatus for transmitting signals in a multi-antenna mobile communications system that compensates for channel variations
07/10/2007US7242721 Method for estimating the transfer function of a multicarrier signal transmission channel and corresponding receiver
07/10/2007US7242711 Decision feedback equalizer having reduced gate count
07/10/2007CA2431157C Modified block space time transmit diversity encoder
07/10/2007CA2386774C Circuits for scrambling and descrambling packets and methods of doing the same
07/05/2007WO2007076495A2 Radio frequency transmitter and method therefor
07/05/2007WO2007075107A1 Autoregressive moving average modeling for feedforward and feedback tomlinson-harashima precoder filters
07/05/2007WO2007074237A2 Method and device for adjusting a pulse detection threshold and pulse d1 detection and a corresponding receiver
07/05/2007WO2007073758A1 Interpolation method and a related device for channel estimation in communication systems
07/05/2007WO2007073700A1 Time-domain equalizer
07/05/2007WO2007073622A1 Digital baseband processing controller and baseband real time control method
07/05/2007WO2007039823A3 Ofdm reception in a multi-antenna mode
07/05/2007US20070157278 Contention-based access to tones in orthogonal frequency division multiplexing (ofdm) waveform
07/05/2007US20070157277 Multipoint-to-point communication using orthogonal frequency division multiplexing
07/05/2007US20070155354 Interference rejection in radio receiver
07/05/2007US20070153943 Turbo equalization scheme
07/05/2007US20070153938 Method and a system for generating an adaptive slicer threshold
07/05/2007US20070153937 Power control circuitary for a mobile terminal application
07/05/2007US20070153920 Dynamic refreshed receiver for proximity communication
07/05/2007US20070153887 Transmit equalizer compensation for probe receivers
07/05/2007US20070153886 Isolator and a modem device using the isolator
07/05/2007US20070152738 Pull-up circuit
07/05/2007US20070152705 Transmission circuit, data transfer control device and electronic equipment
07/05/2007DE19758674B4 Signalübertragungssystem zur Übertragung von Signalen zwischen LSI-Chips, Empfängerschaltung zur Verwendung in dem Signalübertragungssystem und Halbleiter-Speichervorrichtung, die das Signalübertragungssystem verwendet A signal transmission system for transmitting signals between LSI chips, the receiver circuit for use in the signal transmission system and the semiconductor memory device that uses the signal transmission system
07/05/2007DE112005002157T5 Eichung in Mimo-Systemen Calibration in MIMO systems
07/05/2007DE102005062253A1 Mehrbereichsverstärker Multigrade amplifier
07/04/2007EP1804451A2 Apparatus and method for determining pilot pattern in a broadband wireless access communication system
07/04/2007EP1804449A2 Decoding circuit for bi-phase BPSK signal
07/04/2007EP1804448A1 Mobile terminal apparatus and channel compensation method of the same
07/04/2007EP1804411A1 Mobile terminal apparatus and channel compensation method of the same
07/04/2007EP1804408A1 Data communication system
07/04/2007EP1804404A1 Communication device and scheduling method
07/04/2007EP1804401A2 Signal light processing apparatus
07/04/2007EP1803069A2 Multi-branch parallel processing method and apparatus for implementing iterative computations
07/04/2007EP1492287B1 Receiver for eliminating common mode noise in a differential signal
07/04/2007EP1456957B1 Hybrid parallel/serial bus interface
07/04/2007EP1402381A4 Twin-tailed fail-over for fileservers maintaining full performance in the presence of a failure
07/04/2007EP0890221B1 Conversion of a pcm signal into a upwm signal
07/04/2007CN1992855A Portable multimedia recording and playing apparatus and multithread testing method
07/04/2007CN1992704A Orthogonal amplitude mod/demod apparatus for OFDM system
07/04/2007CN1992688A Method for adjusting the unbalance of I/Q amplitude in wireless transceiver system
07/04/2007CN1992687A Signal adjustment receiver circuitry
07/04/2007CN1992581A Partial parallel interference cancellation method combined with error retransmission and receiver
07/04/2007CN1992545A Transmission system and method
07/04/2007CN1324879C 电平比较器 A level comparator
07/04/2007CN1324868C Demodulation apparatus and method in communication system employing 16-ary QAM
07/04/2007CN1324557C Broadcast router having a serial digital audio data stream decoder
07/03/2007US7240249 Circuit for bit skew suppression in high speed multichannel data transmission
07/03/2007US7240248 Apparatus and method for reducing false triggering of a signal due to an electrostatic discharge event
07/03/2007US7240233 Hybrid parallel/serial bus interface
07/03/2007US7240232 Connection device capable of converting a pixel clock to a character clock
07/03/2007US7239813 Bit synchronization circuit and central terminal for PON systems
07/03/2007US7239680 Methods for performing channel diagnostics
07/03/2007US7239679 Adaptive thresholding algorithm for the noise due to unknown symbols in correlation based channel impulse response (CIR) estimate
07/03/2007US7239674 Method of differential-phase/absolute-amplitude QAM
07/03/2007US7239673 Optical reception apparatus
07/03/2007US7239672 Channel estimator for WLAN
07/03/2007US7239665 Selection of pre-computed equalizer based on channel characteristic
07/03/2007US7239664 Method for selecting the data rate for PCM upstream transmission
07/03/2007US7239652 Pipelining of multiplexer loops in a digital circuit
07/03/2007US7239651 Desynchronizer having ram based shared digital phase locked loops and sonet high density demapper incorporating same
07/03/2007US7239650 Apparatus and method for receiving upstream data transmissions from multiple remote transmitters
07/03/2007US7239251 Multi-bit digital input using a single pin
07/03/2007US7239171 Techniques for providing multiple termination impedance values to pins on an integrated circuit
07/03/2007US7239169 Semiconductor apparatus capable of preventing occurrence of multiple reflection, driving method, and setting method thereof
07/03/2007CA2429453C Apparatus and method for calculating soft decision value input to channel decoder in a data communication system
06/2007
06/28/2007WO2007072684A1 Interface circuit
06/28/2007WO2007072306A2 Receiver with chip-level equalisation
06/28/2007WO2007053086A8 Reduction of digital filter delay
06/28/2007WO2007051693A3 Adaptive asynchronous equalization using leakage
06/28/2007WO2007038531A3 System, method and device of interference mitigation in wireless communication
06/28/2007WO2007002773A3 Equalizer mode selection based on distribution of symbol error
06/28/2007WO2007001695A3 Composite crest factor reduction
06/28/2007US20070147541 Transmitter apparatus and wireless communication apparatus
06/28/2007US20070147490 Filter coefficient adjusting circuit
06/28/2007US20070147489 Uplink burst equalizing method in broad wide access system
06/28/2007US20070147476 Wireless data communication method via ultra-wide band encoded data signals, and receiver device for implementing the same
06/28/2007US20070147336 Preamble configuring method in the wireless lam system, and a method for a frame synchronization
06/28/2007US20070147229 Ranging and round trip delay timing adjustment in a multi-point to point bidirectional communication system
06/28/2007US20070146795 Signal light processing apparatus
06/28/2007US20070146043 Interface circuit and signal clamping circuit using level-down shifter
06/28/2007DE102006054466A1 Gerät zur FPGA-Programmierung zum Synchronisieren mit CDMA-Signalen Apparatus for FPGA programming to synchronize with CDMA signals
06/28/2007DE102006045708A1 Datenpaket-Übermittlungsvorrichtung und Verfahren hierfür Packet data transmission apparatus and method therefor
06/28/2007DE102006029464A1 Data symbol-sequences detecting method for mobile radio network, involves utilizing channel calculating hypothesis of transmission line for each condition selected in actual time point in phase diagram
06/28/2007DE102006014064A1 Data symbol sequence equalization method, involves using channel estimation hypothesis for each condition selected in current time in finite state diagram, where hypothesis results from channel estimation hypothesis of preceding time
06/28/2007DE102005061400A1 Vorrichtung zur Übertragung von Datensignalen in einem Kraftfahrzeug Apparatus for transmitting data signals in a motor vehicle
06/28/2007DE102005008989B4 Verfahren und Vorrichtung zur Bestimmung einer Ausgangsfolge aus einer Eingangsfolge Method and apparatus for determining an output sequence from an input sequence
06/28/2007DE102004022460B4 Vorrichtung zur Abstrahlung von Infrarot-Signalen innerhalb von Fahrzeugen A device for radiating infrared signals within vehicles
06/27/2007EP1802062A1 Decision feedback equalization with composite trellis slicer
06/27/2007EP1802061A1 Correction circuit for improving performance in a channel decoder
06/27/2007EP1802060A2 Apparatus and method for transmitting multi-carrier signals
06/27/2007EP1802005A2 Optical transmission system
06/27/2007EP1801985A2 Method of removing DC offset for a ZIF-based GSM radio receiver with digital frequency offset correction
06/27/2007EP1801963A2 Detecting and correcting I/Q crosstalk in complex quadrature-modulated signals
06/27/2007EP1800445A1 Log-likelihood estimation based on channel estimation errors due to guard subbands
06/27/2007EP1800416A1 Single-code communication method and system for distributed networks
06/27/2007EP1800414A2 Coordinated numerical control of sideband energy and modulation compression method for the radio frequency transmission of high speed data
06/27/2007EP1604466A4 Reduced complexity sliding window based equalizer
06/27/2007EP1514449A4 Adaptive digital beamformer coefficient processor for satellite signal interference reduction
06/27/2007EP1386458B1 A hybrid frequency-time domain equalizer