Patents for H04L 25 - Baseband systems (55,083)
05/2009
05/14/2009US20090122902 Channel estimation for wireless systems with multiple transit antennas
05/14/2009US20090122896 Digital broadcasting transmission/reception system utilizing srs and trs code to improve receiving performance and signal processing method thereof
05/14/2009US20090122895 Digital broadcasting transmission/reception system utilizing srs and trs code to improve receiving performance and signal processing method thereof
05/14/2009US20090122883 Follow-up synchronization to maintain synchronization throughout transmission
05/14/2009US20090122881 Follow-up synchronization to maintain synchronization throughout transmission
05/14/2009US20090122741 Digital broadcasting transmission/reception devices capable of improving a receiving performance and signal processing method thereof
05/14/2009US20090122202 Digital broadcasting transmission/reception system utilizing mull packet and trs code to improve receiving performance and signal processing method thereof
05/14/2009US20090122199 Multiple differential transmission system
05/14/2009DE102007053811A1 Verfahren zum Übertragen von Daten A method for transmitting data
05/14/2009CA2683564A1 Method and device for decoding convolution-encoded signals
05/13/2009EP2059016A1 Method,system and device for xdsl crosstalk cancelation
05/13/2009EP2058993A1 Radio frequency transmitter
05/13/2009EP1609282B1 Filtering method for transmit processing in orthogonal frequency division multiplex communication systems and related filtering apparatus
05/13/2009EP1576753A4 Digital group delay compensator
05/13/2009EP0866589B2 Data transmitting method, data transmitting system and receiver
05/13/2009CN101433038A Method of assigning uplink reference signals
05/13/2009CN101433037A Bus loop power supply interface and method thereof
05/13/2009CN101431626A Method for estimating frequency offsets and frequency offset estimation circuit thereof
05/13/2009CN101431492A Method for timing estimation of OFDM communication system signal
05/13/2009CN101431491A Frequency domain zero correlation block code generation method and device, and multi-carrier-code division multiple access system
05/13/2009CN101431488A Variable length equalizer and method for providing optimal value of feedforward and feedback length
05/13/2009CN101431487A Low voltage differential signal transmitter and low voltage differential signal transmission method
05/13/2009CN100488306C Apparatus and method for inhibiting interference between wireless systems
05/13/2009CN100488183C Channel estimation for orthogonal frequency division multiplexed (OFDM) signals
05/13/2009CN100488181C Method for reducing channel evaluated error utilizing space wave filter
05/13/2009CN100488180C Noise power estimation apparatus, noise power estimation method and signal detection apparatus
05/13/2009CN100488097C Transmitting apparatus, receiving apparatus, radio communication method, and radio communication system
05/13/2009CN100488079C Extended algorithm data estimator
05/13/2009CN100488029C Chip and system correlative to controlled frequency signals
05/12/2009US7532870 Method and apparatus for DC offset removal
05/12/2009US7532688 Adaptive thresholding algorithm for the noise due to unknown symbols in correlation based channel impulse response (CIR) estimate
05/12/2009US7532681 Wireless communication apparatus
05/12/2009US7532668 Transmitter and transmitting method, receiver and receiving method, pulse detection method, and tracking method
05/12/2009US7532661 Additional hierarchical preamble for support of FDMA channel in a multi-band OFDM system
05/12/2009US7532566 Use of identifier of remote unit for downstream signals
05/07/2009WO2009057040A1 A method to discriminate a real echo peak from an aliased echo peak
05/07/2009WO2009056627A2 A method for determining and compensating transceiver non-idealities using complementary golay sequence pairs
05/07/2009WO2009056503A1 Method and corresponding receiver for estimating cell geometry in a synchronous cdma communication system
05/07/2009WO2009056502A1 Processing digital samples in a wireless receiver
05/07/2009WO2009056500A2 A radio receiver in a wireless communications system
05/07/2009WO2009056499A2 Selection of equalizer parameter in a radio receiver
05/07/2009WO2009056482A2 Signal processor for selectively performing spectral shaping
05/07/2009WO2009023825A3 Antenna switching and uplink sounding channel measurement
05/07/2009WO2009012088A3 Generating a time deterministic, spectrally noncoherent signal
05/07/2009WO2009009541A3 Methods and apparatus for communicating in a peer to peer system where device communications may partially interfere with one another
05/07/2009WO2006078860A3 Storage efficient sliding window sum
05/07/2009US20090119571 64b/66b Coding Apparatus and Method
05/07/2009US20090117862 Method for the multi-antenna transmission of a linearly-precoded signal, corresponding devices, signal and reception method
05/07/2009US20090116585 Analog front-end having built-in equalization and applications thereof
05/07/2009US20090116583 HDMI communication over twisted pairs
05/07/2009US20090116582 Interpolation method and apparatus for increasing efficiency of crosstalk estimation
05/07/2009US20090116581 Pre-coding apparatus on account of adaptive estimation
05/07/2009US20090116576 Reduced complexity multicarrier precoder
05/07/2009US20090116545 Adaptive Frequency Equalizer
05/06/2009EP2056548A1 Method and apparatus for jointly processing signals
05/06/2009EP2056547A2 An interface circuit that can switch between single-ended transmission and differential transmission
05/06/2009EP2055061A2 Replica linearized power amplifier
05/06/2009EP2055060A1 Interference cancellation receiver and method
05/06/2009EP2055057A2 Arrangement and method for splitted cellular data transmission
05/06/2009EP2055012A2 System and method for low delay corrective feedback power amplifier control
05/06/2009EP2054778A1 Image forming apparatus, communication device, and cartridge
05/06/2009EP1614224A4 Additive digital predistortion system employing parallel path coordinate conversion
05/06/2009CN101426222A Signal quality estimation circuit for communication channel and method thereof, wireless receiving equipment
05/06/2009CN101425988A Method and system for eliminating differential transmission time delay difference
05/06/2009CN101425987A Channel estimation method and apparatus
05/06/2009CN101425986A An interface circuit that can switch between single-ended transmission and differential transmission
05/06/2009CN101425874A Data detection and demodulation for wireless communication systems
05/06/2009CN101425818A Method and system for ultra-wideband communication frequency domain equalization
05/06/2009CN100486237C Scrambler/descrambler of optical synchronous digital transmission system
05/06/2009CN100486236C Receiver and method for ID-SCDMA system
05/06/2009CN100486235C Iterative receiving method for maintaining soft information
05/06/2009CN100486153C Data detector and multi-channel data detector
05/06/2009CN100486147C Channel estimation method suitable for GSM and enhanced data rate for GSM evolution
05/06/2009CN100486128C Method for identifying cell in OFDMA cellular system
05/06/2009CN100486127C Channel evaluation method in wide band CDMA communication system
05/05/2009US7529310 Apparatus and method for estimating a channel
05/05/2009US7529308 Communication apparatus and communication method using digital wavelet multi carrier transmission system
05/05/2009US7529306 Estimation of asymmetries between inphase and quadrature branches in multicarrier transmission systems
05/05/2009US7529289 Signal processing under attenuated transmission conditions
05/05/2009US7529190 Method, device and software for digital inverse multiplexing
05/05/2009CA2221291C Video pedestal network
04/2009
04/30/2009WO2009055146A1 Encoding and decoding techniques with improved timing margin
04/30/2009WO2009053140A1 Adaptive receiver method and apparatus
04/30/2009WO2009006078A3 Bursty interference suppression for communications receivers
04/30/2009WO2008081252A9 Delayed branch decision in quadrature decomposition with m-searchtng
04/30/2009WO2006116391A3 Receiver for a multimode radio
04/30/2009US20090111398 Transmitter and transmission method
04/30/2009US20090110134 Noise Floor Independent Delay-Locked Loop Discriminator
04/30/2009US20090110131 Assessing Noise on a Communication Channel
04/30/2009US20090110117 Active clamp circuit for electronic components
04/30/2009US20090110116 Method and apparatus for training the reference voltage level and data sample timing in a receiver
04/30/2009US20090110112 Method and Apparatus for Reducing Phase Noise in Orthogonal Frequency Division Multiplexing Systems
04/30/2009US20090110105 System and method for scrambling the phase of the carriers in a multicarrier communications system
04/30/2009US20090110104 Equalization of transmit diversity space-time coded signals
04/30/2009US20090110085 High bandwidth data transport system
04/30/2009US20090110084 Receiver termination circuit for a high speed direct current (dc) serial link
04/30/2009US20090110037 Channel estimation for time division duplex communication systems
04/30/2009US20090110035 Radio communications system designed for a low-power receiver
04/29/2009EP2053815A1 Encoding device, pulse generation device, and communication system
04/29/2009EP2053814A1 Space-time coding method using a divided position modulation alphabet