Patents
Sitemap › H04 - Electric communication technique › H04L - Transmission of digital information, e.g. telegraphic communication › H04L 25 - Baseband systems
Patents for H04L 25 - Baseband systems (55,083)
11/2012
11/21/2012CN101848524B Method for relay selection and power distribution of wireless multi-relay cooperation transmission network
11/21/2012CN101815043B Channel estimation method in orthogonal frequency division multiple access system
11/21/2012CN101807978B Transceiver antenna calibration error-based multipoint coordinated robust pre-coding method
11/21/2012CN101795251B Device and method for generation feedback signal
11/21/2012CN101771642B Pilot frequency transmission method for dual-user private flow
11/21/2012CN101675632B Receiver circuit and data transmission system
11/21/2012CN101667860B Method for detecting signals in multi-antenna digital wireless communication system
11/21/2012CN101599929B Self-adaptive balancing device and method thereof
11/21/2012CN101599926B Differential transmission device and automatic adjustment method for intercepting data thereof
11/21/2012CN101472171B Data conversion system
11/21/2012CN101404517B Signal frequency deviation correction method, apparatus and system
11/21/2012CN101388716B Wireless sub-frame transmission method and system
11/21/2012CN101359931B Transmission method of channel pilot sequence
11/20/2012US8315336 Systems and methods of RF power transmission, modulation, and amplification, including a switching stage embodiment
11/20/2012US8315316 Digital broadcasting transmission/reception system utilizing mull packet and TRS code to improve receiving performance and signal processing method thereof
11/20/2012US8315301 Feedforward equalizer for DFE based detector
11/20/2012US8315299 Time-domain equalization for discrete multi-tone systems
11/20/2012US8315292 Communication apparatus
11/20/2012US8315276 Transmitting data between a base station and a transponder
11/20/2012US8315150 Synchronized multipoint-to-point communication using orthogonal frequency division
11/15/2012WO2012154090A1 Precoder using a constant envelope constraint and a corresponding precoding method for mu-mimo communication systems
11/15/2012WO2012153843A1 Signal transmission method and transmission device
11/15/2012WO2012153719A1 Relay device and connector
11/15/2012WO2012153204A1 Channel estimation for avery large-scale mimo system using pilot reference signals transmitted on selected sets of transmit antennas
11/15/2012WO2012152181A1 Remote radio frequency system
11/15/2012WO2012152033A1 Digital predistortion method and device
11/15/2012WO2012152020A1 Channel equalization method, base station, and system
11/15/2012WO2012109037A3 Method and apparatus for enabling channel and interference estimations in macro/rrh system
11/15/2012US20120288030 Distortion compensation device and distortion compensating method
11/15/2012US20120288029 Transmitter, transmission method, receiver, reception method, program, and integrated circuit
11/15/2012US20120288028 Digital Pre-Distortion With Carrier Cancellation
11/15/2012US20120288027 High speed signaling system with adaptive transmit pre-emphasis
11/15/2012DE102012006453A1 System und Verfahren zur Verarbeitung eines Präambelsymbols eines terrestrischen Digitalfernsehsignals System and method for processing a preamble symbol of a terrestrial digital television signal
11/14/2012EP2523493A1 Feedback transmission method of channel state information and user equipment
11/14/2012EP2523412A2 Apparatus and method for soft demapping
11/14/2012EP2523411A2 Method and device for receiving an imbalanced transmission signal
11/14/2012EP2523363A2 Beamforming from multiple transmission sites
11/14/2012EP2523119A1 Serial data transmission method
11/14/2012EP2522189A2 Method and apparatus for mapping/demapping resource in wireless communication system
11/14/2012EP2522111A1 Closed-loop transmission feedback in wireless communication systems
11/14/2012EP2522090A1 Channel estimation for ofdm systems
11/14/2012EP2522073A1 Broadband analog radio-frequency components
11/14/2012CN1954586B High speed multiple loop DSL system
11/14/2012CN1894876B Multiplexing and transmission of multiple data streams in a wireless multi-carrier communication system
11/14/2012CN1790932B Automatic power control method and system for CDMA communication systems
11/14/2012CN1788443B Pilot multiplexing method in OFDM system
11/14/2012CN102783109A Method for transmitting pre-equalized digital data, and transmitting base implementing such a method
11/14/2012CN102783108A Method and apparatus for estimating a Doppler frequency
11/14/2012CN102783107A Method and device for correcting frequency offset
11/14/2012CN102783106A Digital receiver and optical communication system that uses same
11/14/2012CN102783105A Method and apparatus for supporting adaptive channel state information feedback rate in multi-user communication systems
11/14/2012CN102783104A Communication system
11/14/2012CN102783103A Air conditioning machine
11/14/2012CN102783102A Compensating for frequency offsets on a base station
11/14/2012CN102781121A Mobile communications radio receiver for multiple network operation
11/14/2012CN102780672A Symbol de-mapping methods in multiple-input multiple-output systems
11/14/2012CN102780665A Digital predistortion processing method
11/14/2012CN102780664A Symbol de-mapping methods in multiple-input multiple-output systems
11/14/2012CN102780663A Continuous time balance circuit applied to high-speed serial interface
11/14/2012CN102780662A Single antenna interference cancellation in a mobile communication system
11/14/2012CN102780661A Multi-carrier indoor visible light communication channel balancing method
11/14/2012CN102780660A Channel estimation method and device
11/14/2012CN102780659A Method and device for receiving an imbalanced transmission signal
11/14/2012CN102780658A Extraction method and device for time domain signal impulse response
11/14/2012CN102780657A Anti-jamming processing method and equipment
11/14/2012CN102780656A Method and device for eliminating multi-symbol subcarrier jamming and performing channel estimation jointly
11/14/2012CN102780655A Method for determining covariance matrix as well as method and system for estimating frequency deviation
11/14/2012CN102780542A Gain factor adjustment method for Hopfield neural network signal blind detection
11/14/2012CN102780538A Wireless communication device and method
11/14/2012CN102780517A Multiple-input multiple-output system and method
11/14/2012CN102780510A Block hybrid multiple access method
11/14/2012CN102780508A BOC signal acquisition and tracking method and apparatus
11/14/2012CN102780482A Techniques for providing calibrated on-chip termination impedance
11/14/2012CN101888282B Randomness analysis-based data encryption function detection method
11/14/2012CN101883075B Cooperative transmission method based on virtual MIMO (Multiple Input Multiple Output) system
11/14/2012CN101877684B Method and device for determining precoding matrix
11/14/2012CN101841500B System and method for temporal autocorrelation filtering
11/14/2012CN101827053B Method for restraining intercell interference
11/14/2012CN101795248B Trapping wave forming method of originating broadband signal with variable parameters
11/14/2012CN101789918B Parallel channel equalization method
11/14/2012CN101695061B Linearization device and linearization method in broad band multicarrier communication system
11/14/2012CN101635696B VXI bus C-size double-groove width I/Q vector signal generation device
11/14/2012CN101626355B Calibration device and calibration method of multi-input multi-output (MIMO) terminal
11/14/2012CN101594334B Improved pilot allocation in multi-carrier systems with frequency notching
11/14/2012CN101567864B Network device with far-end interference elimination function
11/14/2012CN101562469B Partial user feedback method in multiuser multiple input multiple output analog feedback system
11/14/2012CN101527583B WCDMA downlink channel parameter estimation method
11/14/2012CN101502070B Filter arrangement dependent on occupation of an adjacent band
11/14/2012CN101378371B Method for channel estimation of wideband wireless mobile commutation system and channel estimator
11/14/2012CN101366252B Limiter based analog demodulator
11/14/2012CN101291165B Sequence detecting method and apparatus for multi-antenna system
11/14/2012CN101129007B Channel estimation method for TDD-CDMA system
11/14/2012CN101015179B Calibration method in mimo systems
11/13/2012US8311492 Simple block space time transmit diversity using multiple spreading codes
11/13/2012US8311168 Adaptive noise filtering and equalization for optimal high speed multilevel signal decoding
11/13/2012US8311155 Electronic tuner and high frequency receiving device using the same
11/13/2012US8311149 Method and apparatus for distorting input signal of digital predistortion (DPD) power amplifier in wireless communication system
11/13/2012US8311147 Digital transmitter
11/13/2012US8311144 Systems and methods for efficient codebook searches
11/13/2012CA2623316C Method and apparatus for pilot communication in a multi-antenna wireless communication system
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