Patents for H04L 25 - Baseband systems (55,083)
12/2005
12/08/2005WO2005101656B1 Apparatus for and method of controlling the operation of an equalizer
12/08/2005WO2005081424A3 Adaptive mimo systems
12/08/2005WO2005079033A3 Subband-based demodulation using reduced fourier transform for an ofdm-based communication system
12/08/2005WO2004059899A3 Adaptive coefficient signal generator for adaptive signal equalizers with fractionally-spaced feedback
12/08/2005US20050272400 Method and system for analog and digital RF receiver interface
12/08/2005US20050272392 Wideband antenna and receiver calibration
12/08/2005US20050272383 Transmitter and a method for transmitting data
12/08/2005US20050272375 Signal strength measurements in cellular telecommunication systems
12/08/2005US20050271176 Communication system, reception apparatus and method, recording medium and program
12/08/2005US20050271173 Adaptive equalization system for a signal receiver
12/08/2005US20050271170 Method and apparatus for reduced interference signal demodulation
12/08/2005US20050271169 High speed receive equalizer architecture
12/08/2005US20050271166 Low-complexity, symbol-based, reduced substreams maximum likelihood decoder and method for a multiple-input, multiple-output communication system
12/08/2005US20050271157 Detecting the number of transmit antennas in wireless communication systems
12/08/2005US20050271155 OFDM interference cancellation based on training symbol interference
12/08/2005US20050271151 Boundary tracking apparatus and related method of ofdm system
12/08/2005US20050271149 RF isolator for isolating voltage sensing and gate drivers
12/08/2005US20050271138 Adaptive signal latency control for communications systems signals
12/08/2005US20050271137 System and method for adjusting multiple control loops using common criteria
12/08/2005US20050271136 Decision feedback equalizer circuit
12/08/2005US20050271134 System and method for equalizing high-speed data transmission
12/08/2005US20050271124 Equalizer co-efficient generation apparatus and method therefor
12/08/2005US20050271078 System and method for configuring communication systems
12/08/2005US20050270117 Signal transmission circuit
12/08/2005US20050270082 Receiver and method for mitigating temporary logic transitions
12/08/2005US20050270070 Repeater circuit with high performance repeater mode and normal repeater mode
12/08/2005US20050270069 Repeater circuit having different operating and reset voltage ranges, and methods thereof
12/08/2005US20050270067 Repeater circuit with high performance repeater mode and normal repeater mode, wherein high performance repeater mode has fast reset capability
12/08/2005DE19712830B4 Vorrichtung und Verfahren zum Demodulieren eines Spreizspektrumskommunikationssignals Apparatus and method for demodulating a Spreizspektrumskommunikationssignals
12/08/2005DE102005021518A1 Präambelgenerator für ein Multiband-OFDM- Sende-Empfangs-Gerät Preamble for a multi-band OFDM transceiver device
12/08/2005DE10134584B4 Bussystem und Verfahren zum Austausch von Daten Bus system and method for exchanging data
12/07/2005EP1603297A2 Method and system for analog and digital RF receiver interface
12/07/2005EP1603293A2 Receiver for optical signals comprising a Viterbi equalizer and a parameter estimation device
12/07/2005EP1603292A2 System and method for adjusting multiple control loops using common criteria
12/07/2005EP1603259A1 Method for receiving multicarrier signal and multicarrier receiver comprising it
12/07/2005EP1603248A2 Spreading codes' generator for CDMA communication systems
12/07/2005EP1602211A2 System and method for data communications using an adaptive pulse width modulation protocol
12/07/2005EP1602210A2 Channel estimation based on an estimated channel delay spread
12/07/2005EP1602187A2 Method and system for a data transmission in a communication system
12/07/2005EP1602184A2 Methods and apparatus of enhanced coding in multi-user communications systems
12/07/2005EP1317828B1 System and method for actively terminating a transmission line
12/07/2005EP1118165B1 Method and apparatus for interference cancellation in a rake receiver
12/07/2005EP0927386A4 Transmitter and receiver circuits for high-speed parallel digital data transmission link
12/07/2005EP0809901B1 Multichannel high-speed data transfer
12/07/2005CN1706164A Algorithm for multiple-symbol differential detection
12/07/2005CN1706163A Method and apparatus for formatting signals for digital audio broadcasting transmission and reception
12/07/2005CN1706106A DC trimming circuit for radio frequency (RF) down-conversion
12/07/2005CN1705381A Method for implementing channel estimation in OFDMA system
12/07/2005CN1705300A System and method for adjusting multiple control loops using common criteria
12/07/2005CN1231091C High-speed data coding and decoding device, and data sending system
12/06/2005US6973296 Soft decision gain compensation for receive filter attenuation
12/06/2005US6973295 Determination of a differential offset in a radio device and radio device
12/06/2005US6973183 Method and apparatus for dynamically matching impedance
12/06/2005US6973150 Cycle slip detection using low pass filtering
12/06/2005US6973146 Resampler for a bit pump and method of resampling a signal associated therewith
12/06/2005US6973144 Apparatus and method for channel estimation used for link adaption with error feedback
12/06/2005US6973141 Flexible multimode QAM modulator
12/06/2005US6973140 Maximizing data rate by adjusting codes and code rates in CDMA system
12/06/2005US6973138 Advanced adaptive pre-distortion in a radio frequency transmitter
12/06/2005US6973134 OFDM interference cancellation based on training symbol interference
12/06/2005US6973124 Method and apparatus for signal transmission and reception
12/06/2005US6972603 Maximum time interval error test signal generating apparatus not affected by low-pass measuring filter
12/06/2005US6972597 Simultaneous bidirectional input/output circuit and method
12/06/2005US6972588 Adjustable differential input and output drivers
12/06/2005CA2399297C System and method for near optimal joint channel estimation and data detection for cofdm systems
12/01/2005WO2005114941A1 Method for accurate prototype modulation
12/01/2005WO2005114937A1 Complex correlator for a vestigial sideband modulated system
12/01/2005WO2005114936A1 Carrier phase ambiguity correction via dc offset
12/01/2005WO2005114935A1 Carrier recovery architecture with improved acquisition
12/01/2005WO2005114934A1 Equalizer lock detection based on the location of received signal points
12/01/2005WO2005114933A1 Constellation location dependent step sizes for equalizer error signals
12/01/2005WO2005114932A1 Noise power estimate based equalizer lock detector
12/01/2005WO2005114931A1 Decision feedback equalizer using decisions from long and short traceback trellis decoders
12/01/2005WO2005114887A1 Disjoint iterative chip equalisation and multi-user detection for cdma communication systems on a mimo channel
12/01/2005WO2005112582A2 Dual-mode equalizer in an atsc-dtv receiver
12/01/2005US20050268211 Method and apparatus for precomputation and pipelined selection of branch metrics in a reduced-state Viterbi detector
12/01/2005US20050268166 Circuit for detecting ground offset of parts of a network
12/01/2005US20050268138 Network interface using programmable delay and frequency doubler
12/01/2005US20050265526 Data transmission apparatus and a data receiving apparatus used for the same
12/01/2005US20050265503 Method and system for enabling device functions based on distance information
12/01/2005US20050265495 M-ary-modulation-capable equalizing processing apparatus, received signal processing system, receiver and M-ary-modulation-capable equalizing processing method
12/01/2005US20050265493 Method for bit-byte synchronization in sampling a data string
12/01/2005US20050265492 Method and apparatus for precomputation and pipelined selection of intersymbol interference estimates in a reduced-state Viterbi detector
12/01/2005US20050265490 Enhanced channel estimator, method of enhanced channel estimating and an OFDM receiver employing the same
12/01/2005US20050265489 Apparatus and method for estimating a carrier to interference and noise ratio in a communication system
12/01/2005US20050265478 Training-based channel estimation for multiple-antennas
12/01/2005US20050265472 Wireless Communication apparatus
12/01/2005US20050265466 Adaptive channel estimation method used in multi-carrier communication system
12/01/2005US20050265465 MIMO decoding
12/01/2005US20050265462 Method and apparatus for dynamically managing power consumptions of sending and receiving drivers
12/01/2005US20050265439 Waveform equalize, waveform equalization method, and integrated circuit
12/01/2005US20050265436 Method and apparatus for channel state feedback using arithmetic coding
12/01/2005US20050265433 Channel estimation device and method, demodulation device and method, and fading frequency decision device and method
12/01/2005US20050265430 System for using rapid acquisition spreading codes for spread-spectrum communications
12/01/2005US20050265428 Low power, high resolution timing generator for ultra-wide bandwidth communication systems
12/01/2005US20050265377 Storage system, computer system and interface module
12/01/2005US20050265242 Communication monitoring method and apparatus of semiconductor devices
12/01/2005US20050265226 Transmission apparatus and receiving apparatus
12/01/2005US20050265220 Preamble generator for a multiband OFDM transceiver
12/01/2005US20050265218 Interference suppression for OFDM-based UWB communication