Patents for H04L 25 - Baseband systems (55,083)
12/2008
12/10/2008CN100442655C System for controlling the frequency of an oscillator
12/09/2008US7463703 Joint symbol, amplitude, and rate estimator
12/09/2008US7463697 Multicarrier transmitter and methods for generating multicarrier communication signals with power amplifier predistortion and linearization
12/09/2008US7463695 System for five-level non-causal channel equalization
12/09/2008US7463694 Groupwise successive interference cancellation for block transmission with reception diversity
12/09/2008US7463691 Feedback-type channel estimation method and a device based on a PN sequence and a pilot frequency in an OFDM system
12/09/2008US7463682 Coding method for binary digits coding and its circuit for digits transmission
12/09/2008US7463681 Architecture for feedback loops in decision feedback equalizers
12/09/2008US7463678 Equalization scheme for DSL receivers in presence of an under-sampled or over-sampled transmit IDFT
12/09/2008US7463675 Direct digital access arrangement circuitry and method for connecting to phone lines
12/09/2008US7463651 Method and system for exploiting spare link bandwidth in a multilane communication channel
12/09/2008US7463601 Method and apparatus for scheduling multiple users in a mobile communication system using multiple transmit/receive antennas
12/09/2008US7463576 Channel estimation for OFDM communication systems
12/09/2008US7463309 Data slicer for generating a reference voltage
12/09/2008US7463068 Apparatus and method for over-voltage, under-voltage and over-current stress protection for transceiver input and output circuitry
12/04/2008WO2008147269A1 Method and system of communications
12/04/2008WO2008147261A1 Method and arrangement for improved model order selection
12/04/2008WO2008145698A1 Memory-saving method for generating soft bit values from an ofdm signal
12/04/2008WO2008145147A1 Channel estimation method and device for long echo in especially tds-ofdm systems
12/04/2008WO2008126055A3 Down-sampled impulse response channel estimation
12/04/2008WO2008109061A3 Time domain symbols
12/04/2008WO2008073246A3 Wireless communication method and apparatus for allocating training signals and information bits
12/04/2008WO2008042211A3 Fixed-point implementation of a joint detector
12/04/2008US20080301338 Data transfer control device and electronic instrument
12/04/2008US20080298523 Reduced complexity sliding window based equalizer
12/04/2008US20080298506 Dynamic dc offset canceling apparatus and dynamic dc offset canceling method
12/04/2008US20080298501 Method and apparatus for distortion correction of RF amplifiers
12/04/2008US20080298500 Systems, apparatus, and methods for performing digital pre-distortion with feedback signal adjustment
12/04/2008US20080298437 Cancellation of burst noise in a communication system with application to s-cdma
12/04/2008US20080297664 Integrated analog video receiver
12/04/2008DE102007035807A1 Receiving signal's integral carrier frequency shift estimating method, involves comparing spectral performance of receiving signals with threshold value, determining sub-carriers, and determining integral carrier frequency shift of signals
12/04/2008DE102007025160A1 Cable-bound data line i.e. firmly laid cable-bound data line, galvanic separation arrangement for e.g. hospital, has galvanic separating element coupled between input-side connection and output-side data line connection
12/03/2008EP1998586A1 Base station, mobile station, and method
12/03/2008EP1998523A1 Dynamic DC offset canceling apparatus and dynamic DC offset canceling method
12/03/2008EP1998522A1 Method for estimating OFDM signal parameters
12/03/2008EP1998521A1 A power-efficient line driver in a digital subscriber line data transmission system
12/03/2008EP1997288A1 Method and system for adjusting interconnect voltage levels in low power high-speed differential interfaces
12/03/2008EP1997250A2 Method for allocating signals in multi-carrier system
12/03/2008EP1997249A2 Method and apparatus for dynamically changing the preamble length of a burst communication
12/03/2008EP1997240A1 Method for selecting antennas in multiple-input, multiple-output wireless communications network
12/03/2008EP1645060A4 Method, apparatus and system for use in determining pilot-to-data power ratio in wireless communication
12/03/2008EP1625718B1 High-speed serial link receiver with centrally controlled offset cancellation
12/03/2008EP1532786B1 Apparatus and methods for suppression of interference
12/03/2008EP1512258B1 Apparatus and method for estimating a channel in a multiple input transmission system
12/03/2008CN101317340A Multi-stage receiver for wireless communication
12/03/2008CN101316252A Demodulation method for unifying binary modulation signal
12/03/2008CN101316251A Method and system for despicking of wideband signal
12/03/2008CN101316250A Digital predistortion apparatus and method for multi-antenna system
12/03/2008CN101316249A Receiving apparatus, program and receiving method
12/03/2008CN101316248A Generalized differential coding transmission method of radio communication system
12/03/2008CN101316116A Adaptive wireless passage estimation device and method
12/03/2008CN100441022C Method for assigning channels based on spatial division multiplexing in an orthogonal frequency division multiplexing system
12/03/2008CN100440876C Communication apparatus
12/03/2008CN100440875C A baseband data transmission apparatus and frame synchronization method thereof
12/03/2008CN100440858C Partial label exchanging method for saving label and improving lablel utilizing efficiency
12/02/2008US7460790 Non-linear compensation of timing jitter
12/02/2008US7460625 Method and apparatus for canceling cross-correlation noise due to strong serving cell signals
12/02/2008US7460624 Method and system of reducing collisions in an asynchronous communication system
12/02/2008US7460621 Detection
12/02/2008US7460620 Method for near optimal joint channel estimation and data detection for COFDM systems
12/02/2008US7460613 Digital linearization circuit
12/02/2008US7460605 Time reversal communication system
12/02/2008US7460604 RF isolator for isolating voltage sensing and gate drivers
12/02/2008US7460594 Fast computation of linear equalizer coefficients from channel estimate
12/02/2008US7460593 Signal processing device capable of enhancing correctness of feedback signals
12/02/2008US7460585 Methods and systems for detecting defects in serial link transceivers
12/02/2008US7460580 Segment-wise channel equalization based data estimation
12/02/2008US7460034 Method and device for code generation in the transmission of data via a communications system
12/02/2008CA2335225C Multi-carrier cdma radio transmitting method and apparatus, and channel estimation method and apparatus for multi-carrier cdma radio transmitting system
11/2008
11/27/2008WO2008143974A1 Adaptive maxlogmap-type receiver structures
11/27/2008WO2008143973A1 Adaptive soft output m-algorithm receiver structures
11/27/2008WO2008142419A1 Ofdm-mimo radio frequency transmission system
11/27/2008WO2008142268A2 Clock extraction device with digital feedback control of phase without external adjustment
11/27/2008US20080292026 Digital signal receiver with q-monitor
11/27/2008US20080292023 Direct sampling type wireless receiver and method using the same
11/27/2008US20080292022 Radio Receiver Including a Delay-Locked Loop (DLL) for Phase Adjustment
11/27/2008US20080292020 Reconfigurable Pulse Detector in Wireless Communications System
11/27/2008US20080292016 Signal decoding methods and apparatus
11/27/2008US20080292008 Channel-Estimating Apparatus and Mimo Communication System
11/27/2008US20080291972 Method and Transmitter, Receiver and Transceiver Systems for Ultra Widebrand Communication
11/27/2008US20080291971 Method and Transmitter, Receiver and Transceiver Systems for Ultra Wideband Communication
11/27/2008US20080291940 Switchboard For Dual-Rate Single-Band Communication System
11/27/2008US20080291860 Multiplexing and transmission of multiple data streams in a wireless multi-carrier communication system
11/27/2008US20080291335 Dual-Mode Equalizer in an Atsc-Dtv Receiver
11/27/2008DE10338050B9 Verfahren zur Entzerrung eines Datensignals unter Berücksichtigung von Störkanälen Method for equalizing a data signal, taking into account Störkanälen
11/27/2008DE102008017094A1 Netzwerkprozessor und Energiesparverfahren dafür Network processor and power-saving method for
11/27/2008DE102007024643A1 Fast repeater for actuator sensor-interface network, has channels with signal path comprising receiver for checking voltage pulse of each telegram and initiating respective transmitter in case of invalid signal
11/27/2008DE102007024013B3 Signalverarbeitungsvorrichtung und Signalverarbeitungsverfahren Signal processing apparatus and signal processing method
11/26/2008EP1995883A1 Scattered UWB MIMO communication system
11/26/2008EP1994700A1 Method and system for compensating for asymmetric delays
11/26/2008EP1994651A1 Mimo precoding in the presence of co-channel interference
11/26/2008EP1716681B1 Channel equalization
11/26/2008EP1378100B1 Controlled modulation distortion
11/26/2008EP1010305B1 Method and apparatus for determining the rate of received data in a variable rate communication system
11/26/2008CN101313479A Method and apparatus for mitigating multiuser access interference
11/26/2008CN101312443A System and method for equalization and demodulation of orthogonal frequency division multiplexing communication
11/26/2008CN101312442A Estimation method and estimation unit for frame head and integral frequency bias of receiver frame head
11/26/2008CN101312441A Method and device of measuring reception quality
11/26/2008CN101312440A Signal-noise ratio estimation method for signal of orthogonal frequency division multiplexing communication system
11/26/2008CN101312389A Test data generation unit, generating method, test system and test method