Patents for H04L 25 - Baseband systems (55,083)
03/2013
03/28/2013WO2013041327A1 Method and apparatus for assessing the quality of a communication channel in a multi-domain network
03/28/2013WO2013041309A1 Airworthy can bus system
03/28/2013WO2013003717A3 Evolved distributed antenna system
03/28/2013US20130077712 Echo cancellation in wireless inband signaling modem
03/28/2013US20130077709 Method and Device of Sending and Receiving Precoding Information
03/28/2013DE112011100364T5 Ein Funkkommunikationssystem A radio communication system
03/28/2013CA2849097A1 Airworthy can bus system
03/27/2013EP2574138A1 Method for generating downlink baseband signal, and related device and system
03/27/2013EP2572469A1 Time dependent equalization of frequency domain spread orthogonal frequency division multiplexing using decision feedback equalization
03/27/2013EP2572465A1 System and method for control information multiplexing for uplink multiple input, multiple output
03/27/2013EP2572456A1 Device for providing an intrinsically safe supply voltage and for transmitting communication signals
03/27/2013EP2572453A2 Heterogeneous physical media attachment circuitry for integrated circuit devices
03/27/2013CN202841528U CDMA2000 EVDO base station locking system
03/27/2013CN103004161A Method and apparatus for multi-stream received signal processing in a communication receiver
03/27/2013CN103004160A Apparatus, method and computer program product for selecting beam group and subset of beams in communication system
03/27/2013CN103004159A A method and an apparatus for estimation of a doppler frequency in a wireless telecommunication system
03/27/2013CN103002440A Wireless communication security transmission method utilizing random combination rotation of transmitting antenna array
03/27/2013CN103001916A Time domain reshaping method of orthogonal frequency division multiplexing (OFDM) communication system
03/27/2013CN103001910A Method of Doppler spread estimation
03/27/2013CN103001907A Digital peak clipping method and digital peak clipping device
03/27/2013CN103001905A Method and device for generating PRACH (physical random-access channel) baseband signals
03/27/2013CN103001901A Integrated circuit high-speed digital interface module based on modified difference pulse code modulation (MDPCM)
03/27/2013CN103001900A Method and device for eliminating interference among transmitting channels of transmitter
03/27/2013CN103001899A Self-adaptive balanced demodulation method and device for GSM (global system of mobile communications)
03/27/2013CN103001898A Quad-channel I/Q signal source
03/27/2013CN103001897A Capacitive communication circuit and method therefor
03/27/2013CN103001896A Advanced joint detection in a TD-SCDMA system
03/27/2013CN103001757A Single frequency synthesizer based fdd transceiver
03/27/2013CN103001754A Method and wireless device for mapping signals from virtual band to physical band
03/27/2013CN103001732A Transmission mode selection method and device and user equipment
03/27/2013CN103001684A Robust interference rejection method in multi-antenna cognitive radio communication system
03/27/2013CN103001677A Pre-coding method and pre-coding device for multi-point coordinated transmission
03/27/2013CN103001672A Coverage improvement in wireless systems with fixed infrastructure based relays
03/27/2013CN102375148B Method for solving crystal oscillator frequency deviation of receiver in receiving big-dipper satellite signals rapidly
03/27/2013CN102104396B Pulse UWB (Ultra Wide Band) communication system based on CS (Compressed Sensing) theory
03/27/2013CN102014507B User uplink resource scheduling method in HSUPA system
03/27/2013CN101951278B Method for inhibiting residual multi-user interference in two-dimensional block spread spectrum system based on parallel interference cancellation and iterative detection
03/27/2013CN101931595B Blind equalization method and blind equalization system
03/27/2013CN101836407B A method for optimizing the radio frequency performance of the terminal
03/27/2013CN101833531B Chip and system using feedback to select transmitting voltage
03/27/2013CN101808058B Single carrier/multi-carrier share receiver and signal processing method thereof
03/27/2013CN101807940B Anti-multipath interference device of GNSS receiving system and method thereof
03/27/2013CN101789810B Minimum mean-square error two-stage spread spectrum OFDM self-adaptive code distribution method and system
03/27/2013CN101783700B Indication method for upstream data transmission and method and device for transmitting upstream data
03/27/2013CN101778063B Channel estimation method and device thereof
03/27/2013CN101753490B Sensor device for occupant protection system
03/27/2013CN101743713B Interface circuit
03/27/2013CN101720544B Isolating interface with a differentiating circuit comprising a capacitive barrier and method for transmitting a signal by means of such isolating interface
03/27/2013CN101674108B Information processing apparatus, encoding method and signal transmission method
03/27/2013CN101662316B Information processing apparatus, signal transmission method and decoding method
03/27/2013CN101652932B Equalizer characteristic optimization method, transmission system, communication device, and program
03/27/2013CN101645759B Estimation method, device and system of channel matrix rank based on double reception antenna
03/27/2013CN101621352B Antenna mode self-adaptive switching method, system and device
03/27/2013CN101601193B Mmse channel estimation in a communications receiver
03/27/2013CN101588327B Data-guiding channel estimation method for OFDM systems, and implementation device thereof
03/27/2013CN101547066B MU-MIMO mode-based method for indicating downlink precoding information
03/27/2013CN101518001B Network jitter smoothing with reduced delay
03/27/2013CN101494467B Multiuser serial interference delete receiver and method with improved constringency performance
03/27/2013CN101465832B Optimum BER adjustment for adaptive multi-carrier modulation
03/27/2013CN101436896B IQ data transmission method of radio frequency zooming unit
03/27/2013CN101436893B Beam size enlargement apparatus and method for restraining interference of intelligent antenna
03/27/2013CN101436868B Digital baseband system for compensating for analog radio transmitter impairments
03/27/2013CN101425986B An interface circuit that can switch between single-ended transmission and differential transmission
03/27/2013CN101420406B Disturbance eliminating and balancing method between carrier waves, equipment and OFDM receiver
03/27/2013CN101399806B Synchronous preamble techniques for communications networks
03/27/2013CN101296010B Channel estimation method suitable for space-frequency encoding cascade cycle detention diversity mode
03/27/2013CN101257367B Method and device for choosing precoding
03/27/2013CN101232477B Method and device for compensating baseline dissociation as well as Ethernet circuit device
03/27/2013CN101120561B Selection of training sequences in a multiple-in multiple-out communication system
03/26/2013US8407043 Computationally efficient audio coder
03/26/2013US8407034 Method and apparatus for identification of an access network by means of 1-port measurements
03/26/2013US8406425 Method and apparatus for minimizing co-channel interference
03/26/2013US8406391 Active impedance synthesis circuit, for example for XDSL splitters
03/26/2013US8406354 Interference cancellation in a multi-user receiver
03/26/2013US8406350 Joint demodulation using a viterbi equalizer having an adaptive total number of states
03/26/2013US8406340 Distortion and aliasing reduction for digital to analog conversion
03/26/2013US8406337 Method and apparatus for sending DC-balanced signals over a transmission line
03/26/2013US8406118 Scattered pilot pattern and channel estimation method for MIMO-OFDM systems
03/26/2013US8406115 Systems and methods for orthogonal frequency division multiplexing
03/26/2013US8406114 Base station and method for transmitting downlink reference signals for MIMO channel estimation
03/21/2013WO2013040089A2 Systems and methods to exploit areas of coherence in wireless systems
03/21/2013WO2013039837A1 Hitless efficient transmitter protection of all outdoor radios
03/21/2013WO2013039740A1 Method and apparatus for low complexity robust reconstruction of noisy signals
03/21/2013WO2013038978A1 Signal transmission device and signal transmission method
03/21/2013WO2013038634A1 Differential transmission circuit
03/21/2013WO2013038118A1 Method for the allocation of resources by a transmitting station for the transmission of k streams to k stations
03/21/2013WO2013037599A1 Method for transmitting a data frame using an adaptive pulse width modulation
03/21/2013WO2013037510A1 Communications network apparatus and line coding method
03/21/2013WO2013037112A1 Method and device for denoising in channel estimation, and corresponding computer program and computer readable storage medium
03/21/2013US20130070870 Digital pre-distortion filter system and method
03/21/2013US20130070836 System and Method for Generating a Radio Frequency Pulse-width Modulated Signal
03/21/2013US20130070834 Method and apparatus for single burst equalization of single carrier signals in broadband wireless access systems
03/21/2013US20130070757 Voice over data telecommunications network architecture
03/21/2013US20130070747 Modified Preamble Structure for IEEE 802.11A Extensions to Allow for Coexistence and Interoperability Between 802.11A Devices and Higher Data Rate, MIMO or Otherwise Extended Devices
03/21/2013CA2848355A1 Systems and methods to exploit areas of coherence in wireless systems
03/20/2013EP2571216A1 Method for transmitting a data frame using an adaptive pulse width modulation
03/20/2013EP2571215A2 Transmit methods with delay diversity and space-frequency diversity
03/20/2013EP2571214A2 Method and apparatus for cooperative communications between groups of communication units using a time reversed channel response
03/20/2013EP2571213A1 Differential signal transmission line, ic package, and method for testing said differential signal transmission line and ic package
03/20/2013EP2571199A1 Method and apparatus for assessing the quality of a communication channel in a multi-domain network
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