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)
12/2012
12/19/2012EP2536083A1 Method, device and system for configuring codebook
12/19/2012EP2536082A1 Iterative channel estimation method with compensated MMSE
12/19/2012EP2536042A1 Channel measurement system, method and device
12/19/2012EP2536037A1 Method and apparatus for transmitting/receiving information in closed loop multiple antenna system
12/19/2012EP2534767A2 Multiple input multiple output communication method and system for exchanging coordinated rank information for neighbor cell
12/19/2012EP2534582A1 Novel circuit and method for communicating via a single line
12/19/2012CN202617117U Adaptive switching device of SU-MIMO and MU-MIMO modes
12/19/2012CN102835082A Method and apparatus for efficient soft modulation for gray-mapped QAM symbols
12/19/2012CN102835055A Methods and apparatus for iterative decoding in multiple-input-multiple-output (mimo) communication systems
12/19/2012CN102835040A Equalization method and equalizer for receiving signals in microwave mimo
12/19/2012CN102835027A Broadband analog radio-frequency components
12/19/2012CN102833766A System and method for locking base station based on CDMA 2000 continuous carriers
12/19/2012CN102833207A Channel measuring method and channel measuring device applied to OFDM (Orthogonal Frequency Division Multiplexing) system
12/19/2012CN102833201A Highway addressable remote transducer (HART) modem based on singlechip, and implementation method thereof
12/19/2012CN102833200A DPD (Digital Pre Distortion) self-adapting method and device based on symmetric multiprocessors
12/19/2012CN102833199A Method and device for eliminating crossed polarization jamming
12/19/2012CN102833198A IQ (in-phase/quadrature-phase) imbalance correcting system and method for zero-intermediate-frequency architecture
12/19/2012CN102833197A Frequency deviation correcting system and method for WCDMA (wideband code division multiple access)
12/19/2012CN102833196A Time division multiplexing filtration method and device
12/19/2012CN102833195A Method for estimating interference and noise power in LTE (Long Term Evolution)/LTE-A (Long Term Evolution-Advanced) system
12/19/2012CN102833194A OFDM (orthogonal frequency division multiplexing) channel estimation method based on symmetrical basis expansion model for quick time-varying channel
12/19/2012CN102833193A Compressed sensing based sparse channel estimation method in two-way relay network
12/19/2012CN102833192A Apparatus and method for estimating information channel relativity in LTE system and selecting MIMO mode
12/19/2012CN102833191A Signal to noise ratio estimation method and device
12/19/2012CN102833190A Edge detection method and device for constant envelope same frequency interference
12/19/2012CN102833060A Delay equalization method for realization of service code stream irrelevance by automatic mark insertion
12/19/2012CN102833058A Pilot frequency design method based on sparse channel estimation in cognitive radio
12/19/2012CN102833049A MIMO system with multiple spatial multiplexing modes
12/19/2012CN102832980A Uplink MIMO (multiple input multiple output) mode switching method, device and apparatus
12/19/2012CN102394672B Frequency tracking method of discontinuous carrier phase signals
12/19/2012CN102082640B Method for equalizing low-complexity cooperative relay system
12/19/2012CN101924601B Method and device for realizing MIMO signal detection
12/19/2012CN101917376B Two-stage frequency conversion method for digital down conversion system in multi-carrier digital receiver
12/19/2012CN101902426B Method and device for realizing decimal frequency deviation estimation
12/19/2012CN101902262B Method for dispatching space division
12/19/2012CN101895982B Downlink synchronous method, equipment and system applied to long-term evolution
12/19/2012CN101883369B Blind detection method
12/19/2012CN101867463B Precoding method based on codebook mode and construction method of codebook
12/19/2012CN101854323B Method and system for calibrating antenna
12/19/2012CN101843061B A method to discriminate a real echo peak from an aliased echo peak
12/19/2012CN101789920B Method and system for realizing self-adaptive predistortion power amplifier linearization
12/19/2012CN101783828B Sound signal adjustment apparatus, program and method, and telephone device
12/19/2012CN101754267B Link self-adaption transmission method and equipment
12/19/2012CN101753176B Interference rejection combining method and system
12/19/2012CN101741785B Methods and system for recognizing random access pulse signals
12/19/2012CN101729479B Blind channel estimation method based on cyclostationarity of OFDM signals
12/19/2012CN101626262B Method and device for selecting precoding matrix
12/19/2012CN101616105B Method for estimating channel of orthogonal frequency division multiplexing system
12/19/2012CN101515821B Channel allocation method and interaction method in large-bandwidth orthogonal frequency division multiplexing system
12/19/2012CN101499812B Method for eliminating inter-code interference and multi-user interference
12/19/2012CN101485048B Data transfer method using phase-shift based precoding and transmitter implementing the same
12/19/2012CN101431487B Low voltage differential signal transmitter
12/19/2012CN101431355B Signal channel detection method for long-term evolution system
12/19/2012CN101360078B Data receiving method for TD-SCDMA system
12/19/2012CN101189886B Reception of H-ARQ transmissions with interference cancellation in a quasi-orthogonal communication system
12/19/2012CN101098215B Method and apparatus for computing soft decision input metrics to a turbo decoder
12/19/2012CN101094022B Transmitter, communication system, and communication method
12/18/2012US8335278 Method for transmitting common feedback channel and transceiver therefor
12/18/2012CA2667813C Providing antenna diversity in a wireless communication system
12/13/2012WO2012168383A1 Alignment of non-synchronous data streams
12/13/2012WO2012167682A1 Error correction and feedback balancing control method and device
12/13/2012WO2012167555A1 Method and apparatus for correcting in-phase and quadrature signals
12/13/2012US20120314820 High-Performance Orthogonal Frequency Division Multiplexing Receiver
12/13/2012US20120314807 Radio communication device
12/13/2012US20120314806 Method for transmitting a signal in a distributed antenna system
12/13/2012US20120314803 Transmitting apparatus, transmission method, receiving apparatus, and receiving method
12/13/2012US20120314752 Multi-user detection using equalization and successive interference cancellation
12/13/2012US20120314740 Groupwise successive interference cancellation for block transmission with reception diversity
12/13/2012US20120314736 Multi-standard wireless transmitter
12/13/2012DE102011106193A1 Method for de-jittering of data stream for audio region, involves storing data of data stream in multiple insulating spaces and reading data, so that read and write operation do not touch in time in same space
12/13/2012DE102011103642A1 Method for determining frame start of global system for mobile communication (GSM) signal for mobile communication system, involves outputting maximum location of metric unit as time displacement for frame start
12/13/2012DE10131207B4 Vorentzerrung von Synchronisationssignalen Pre-equalization of synchronization signals
12/13/2012CA2838778A1 Alignment of non-synchronous data streams
12/12/2012EP2533482A1 Signal transmission device
12/12/2012EP2533441A1 Channel estimate interpolation circuit and channel estimate interpolation method
12/12/2012EP2532130A1 Method and arrangement for transmitting an orthogonal frequency diversity multiplex signal via at least one optical filter
12/12/2012EP2532129A1 Receiver in a bus node of a bus network
12/12/2012EP2532104A1 Method and apparatus for frame detection and polarization separation
12/12/2012EP2532099A1 Apparatus and method for enabling uplink beamforming transmit diversity channel estimation
12/12/2012EP2532092A1 Generation of differential signals
12/12/2012CN1647525B 分组误差信号产生器 Packet error signal generator
12/12/2012CN102823209A Communication device, communication system, and vehicle
12/12/2012CN102823208A Method and apparatus for channel estimation and detection in MIMO system
12/12/2012CN102823175A Interference cancellation for wireless communications
12/12/2012CN102821425A Signal transmission method, signal transmission device and signal receiving device
12/12/2012CN102821080A Receiving method for bandwidth expansion of 1553B communication bus
12/12/2012CN102821079A Carrier frequency deviation estimation and compensation method of single-carrier frequency domain balance system in great-frequency deviation condition
12/12/2012CN102821078A Blind channel estimation method based on OFDM (orthogonal frequency division multiplexing) signal cyclostationary features
12/12/2012CN102821075A Correcting method and correcting device of broadband transceiver
12/12/2012CN102821074A Sectional variable-step balance method
12/12/2012CN102821073A Frequency-domain adaptive feedback equalizer
12/12/2012CN102821072A Sending method, receiving method, sending system, receiving system, sending device and receiving device for IQ (In-phase quadrature) data
12/12/2012CN102821071A Signal channel and noise variance joint estimation method of OFDM (orthogonal frequency division multiplexing) system
12/12/2012CN102821070A Network receiver and control method thereof
12/12/2012CN102821069A Base station and uplink data compression method on base station side
12/12/2012CN102820956A Method and system for detecting signals of multiple input multiple output antenna system
12/12/2012CN102820954A Method for reducing inter-cell interference of heterogeneous network
12/12/2012CN102820917A Infrared transmission protocol analysis method applicable to various carrier frequencies
12/12/2012CN101909038B Method and device for estimating blind signal bandwidth
12/12/2012CN101807966B Parity check code decoder and receiving system
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