Patents for H04L 25 - Baseband systems (55,083)
01/2009
01/06/2009US7475273 Hybrid parallel/serial bus interface
01/06/2009US7475081 Method for data driven application integration for B2B
01/06/2009US7474876 Device for the production of standard-compliant signals
01/06/2009US7474711 Method and system for I/Q imbalance and DC offset correction
01/06/2009US7474708 Multimode transmitter architecture
01/06/2009US7474707 Bandwidth reduction of an FM broadcast signal using a baseband precompensation technique
01/06/2009US7474695 Equalization and decision-directed loops with trellis demodulation in high definition TV
01/06/2009US7474689 Channel estimation for time division duplex communication systems
01/06/2009US7474638 Method and system for distributed baseband measurements
01/06/2009US7474628 Channel quality estimation method and channel quality estimation apparatus
01/06/2009US7474118 Transmission circuit, data transfer control device and electronic equipment
01/06/2009CA2437035C Global interrupt and barrier networks
01/02/2009DE19882141B4 Adaptive Doppelfilter-Echolöschung Adaptive dual filter echo cancellation
01/02/2009DE10329661B4 Adaptiver Sendeentzerrer Adaptive Sendeentzerrer
01/02/2009DE102008025477A1 Übertragungskanal-Abschätzeinrichtung Transmission channel estimator
01/02/2009DE102007025852B3 Überwachungseinrichtung zur Erkennung einer fehlerhaften Adressierung eines Aktuator-Sensor-Interface-Slaves Monitoring device for detecting a faulty addressing an Actuator-Sensor-Interface slaves
01/01/2009US20090004980 Data Communication Using Constant Total Current
01/01/2009US20090003494 Radio communication system and apparatus
01/01/2009US20090003492 High Data Rate Demodulation System
01/01/2009US20090003491 System and method for dc offset compensation and bit synchronization
01/01/2009US20090003489 Clustered OFDM with channel estimation
01/01/2009US20090003421 Time-domain equalization for discrete multi-tone systems
01/01/2009US20090003417 Interface Circuit for Transmission of Digital Signals
01/01/2009US20090003416 Apparatus and method for canceling interference in wireless communication system
01/01/2009US20090003414 Unified mmse equalization and multi-user detection approach for use in a cdma system
01/01/2009US20090002030 High speed signaling system with adaptive transmit pre-emphasis
12/2008
12/31/2008WO2009003129A2 Methods and circuits for adaptive equalization and channel characterization using live data
12/31/2008WO2009002774A1 An adaptive technique for inter-carrier-interference canceling in ofdm systems
12/31/2008WO2009002244A1 Method and arrangement for improved radio resource allocation in a mimo system
12/31/2008WO2009001881A1 Communication system, transmission device, reception device, communication method, program, and communication cable
12/31/2008WO2009001880A1 Communication system, transmitting device, receiving device, communication method, program and communication cable
12/31/2008WO2009001760A1 Data transmission system and method, and electronic device having that data transmission system
12/31/2008WO2008140385A3 Image compensation for wireless receiver
12/31/2008WO2008116172A3 Simplified equalization for correlated channels in ofdma
12/31/2008WO2008111060A3 A method and system for reducing the common mode interference in a differential communication channel
12/31/2008WO2008109569A8 Physical layer repeater utilizing real time measurement metrics and adaptive antenna array to promote signal integrity and amplification
12/31/2008WO2008104907A3 Method and apparatus for selecting pre-coding vectors
12/31/2008EP2009861A1 Sphere detection and rate selection for a MIMO transmission
12/31/2008EP2009860A1 Sphere detection and rate selection for a MIMO transmission
12/31/2008EP2009859A1 Method and receiver for estimating the channel impulse response using a constant modulus algorithm
12/31/2008EP2009461A1 Short-pulse radar and method for controlling the same
12/31/2008EP1932305B1 Multistage tuning-tolerant equalizer filter with improved detection mechanisms for lower and higher frequency gain loops
12/31/2008CN201174716Y Digital baseband modulator of TD-SCDMA and 3G terminal
12/31/2008CN201174710Y Serial communication monitoring apparatus
12/31/2008CN101335735A Method for reducing OFDM signal frequency spectrum leakage
12/31/2008CN101335733A Inter-carrier interference in OFDM system
12/31/2008CN101335728A Method, apparatus, transmitter and transmitting method for open loop predistortion parameter determination
12/31/2008CN101335727A Sub-channel distortion mitigation in parallel digital systems
12/31/2008CN101335726A Method and base station for transmitting forward control channel information
12/31/2008CN101335725A Method and system for unit impact response estimation of channel
12/31/2008CN101335574A Sound shielding method for multipath channel
12/31/2008CN101335540A Physical code channel activating detection method and apparatus based on channel estimating postprocessing
12/31/2008CN100448235C Clock and data recovery unit
12/31/2008CN100448189C Precise frame synchronizing method in hydroacoustic communication
12/31/2008CN100448172C Optimum identification method of signal body decision identification device and its device
12/30/2008US7472336 Data detector and multi-channel data detector
12/30/2008US7472199 System and method for receiving data at a first rate and adapting the data for being transported at a second rate
12/30/2008US7471904 Method and apparatus for electronic equalization in optical communication systems
12/30/2008US7471751 Power and area efficient adaptive equalization
12/30/2008US7471749 Channel parameters estimation in a receiver
12/30/2008US7471748 Communication semiconductor integrated circuit, radio communication system, and adjustment method of gain and offset
12/30/2008US7471739 Advanced adaptive pre-distortion in a radio frequency transmitter
12/30/2008US7471738 Method and apparatus for optimizing transmitter power efficiency
12/30/2008US7471737 Hardware efficient FSK demodulator
12/30/2008US7471734 Space-time transmit diversity scheme for time-dispersive propagation media
12/30/2008US7471733 Digital transmission of broadcast signals, including HDTV signals, over a microwave link
12/30/2008US7471728 Multicarrier signal, method of tracking a transmission channel based on such a signal and device therefor
12/30/2008US7471721 System and method for scrambling the phase of the carriers in a multicarrier communications system
12/30/2008US7471697 Multiplex transmission system for reporting alert information to the conversion device on the receiving side without using a dedicated frame
12/30/2008US7471217 9-bit to10-bit encoder and decoder
12/30/2008US7469491 Transmitter predistortion circuit and method therefor
12/30/2008CA2376313C System capacity control
12/25/2008US20080320479 Telecom adapter layer system, and method and apparatus for acquiring network element information
12/25/2008US20080317179 Method And Apparatus For Pipelined Joint Equalization And Decoding For Gigabit Communications
12/25/2008US20080317170 Embedding a Secondary Information Signal in a Channel Data Stream
12/25/2008US20080317166 Methods for propagating a non sinusoidal signal without distortion in dispersive lossy media
12/25/2008US20080317165 Systems and methods of calibrating a transmitter
12/25/2008US20080317159 Radio Communication System, a Radio Station, and Method of Transmitting Data
12/25/2008US20080317158 Time-domain transmit and receive processing with channel eigen-mode decomposition for mimo systems
12/25/2008US20080317150 Filter structure for iterative signal processing
12/25/2008US20080315911 Receiver circuit
12/24/2008WO2008157638A2 Detection of precoding weight information
12/24/2008WO2008157620A2 Constant modulus mimo precoding for constraining transmit antenna power for differential feedback
12/24/2008WO2008157525A1 Method and apparatus to facilitate use of default transmitter-receiver configurations
12/24/2008WO2008155676A1 Pseudo-differential interfacing device having a termination circuit
12/24/2008WO2008155307A1 Method for allocating, by a telecommunication device, at least a channel element of a group of channel elements of a channel resource to a destination
12/24/2008WO2008100494A3 Differential receiver with common-gate input stage
12/24/2008WO2008085964B1 Adaptive continuous-time line equalizer for correcting the first post-cursor isi
12/24/2008EP2007093A1 Method and apparatus for attenuating out-of-band signals of a multi-carrier symbol signal
12/24/2008EP2007040A1 PON burst mode receiver with fast decision threshold setting
12/24/2008EP2005684A2 Hsdpa co-processor for mobile terminals
12/24/2008EP2005683A1 Method for channel estimation using recursive filtering and multicarrier receiver with interference-aware demodulation
12/24/2008EP2005599A2 Improved method for decoding digital data in a frequency hopping communication system
12/24/2008EP1396159A4 Multi-detection of heartbeat to reduce error probability
12/24/2008EP1370966A4 A novel massively parrallel supercomputer
12/24/2008DE102007055527A1 Kommunikationssystem und Verfahren zum Anpassen von Übertragungsparametern auf Basis von Zuverlässigkeitsinformationen rekonstruierter Daten Communication system and method for adapting transmission parameters on the basis of reliability information reconstructed data
12/24/2008DE102007027415A1 Electronic switching device, has overload protection device arranged in data path, which is connected with input and output connection on one side and with control device on other side
12/24/2008DE102007021738B3 Method for recovering information signal from input signal, particularly for use in data communication devices, involves generating direct current voltage by subtracting low-pass-filtered control voltage from reference voltage
12/24/2008CN101331724A Apparatus and methods for determining timing in a communication system
12/24/2008CN101331723A Differential signal transmission device and differential signal receiving apparatus