Patents
Sitemap › H04 - Electric communication technique › H04L - Transmission of digital information, e.g. telegraphic communication › H04L 27 - Modulated-carrier systems
Patents for H04L 27 - Modulated-carrier systems (89,721)
04/2014
04/30/2014CN103763262A Robust wireless signal transmission method for digital broadcast single frequency network
04/30/2014CN103763261A Anti-interference wireless signal transmission method for digital broadcast single frequency network
04/30/2014CN103763260A Anti-noise wireless digital radio signal transmission method
04/30/2014CN103763259A Wireless digital broadcasting signal transmission method
04/30/2014CN103763258A Transmission method for robust wireless digital broadcast signals
04/30/2014CN103763257A Anti-interference transmission method for wireless digital radio signals
04/30/2014CN103763256A Framing modulation method for multimedia movable broadcast signals
04/30/2014CN103763255A Anti-noise multi-media mobile radio signal framing modulation method
04/30/2014CN103763254A Anti-interference framing and modulating method for multimedia mobile radio signals
04/30/2014CN103763253A Framing modulation method for robust multi-media mobile broadcast signals
04/30/2014CN103763252A Anti-fading multi-media mobile radio signal framing modulation method
04/30/2014CN103763251A Wireless signal transmission method for digital broadcast
04/30/2014CN103763250A Anti-noise wireless signal transmission method for digital broadcast
04/30/2014CN103763249A Anti-interference wireless signal transmission method for digital broadcast
04/30/2014CN103763248A Robust wireless signal transmission method for digital broadcast
04/30/2014CN103763247A Anti-fading multi-media wireless radio signal framing modulation method
04/30/2014CN103763246A Anti-interference framing and modulating method for multimedia wireless radio signals
04/30/2014CN103763245A Anti-noise multi-media wireless radio signal framing modulation method
04/30/2014CN103763244A Framing modulation method for multimedia wireless broadcast signals
04/30/2014CN103763243A Anti-fading mobile signal transmission method for digital broadcast single frequency network
04/30/2014CN103763242A Robust mobile signal transmission method for digital broadcast single frequency network
04/30/2014CN103763241A Anti-noise mobile signal transmission method for digital broadcast single frequency network
04/30/2014CN103763240A Anti-fading wireless signal transmission method for digital broadcast
04/30/2014CN103763239A Framing modulation method for robust multi-media wireless broadcast signals
04/30/2014CN103763238A Anti-interference mobile signal framing modulation method for multimedia broadcast single frequency network
04/30/2014CN103763237A Framing modulation method for mobile signals of multimedia broadcast single frequency network
04/30/2014CN103763236A Anti-noise mobile signal framing modulation method for multimedia broadcast single frequency network
04/30/2014CN103763235A PAPR restraining scheme for OFDMA multiple access system
04/30/2014CN103763234A Information transmission method based on multi-way TPM signals
04/30/2014CN103763233A GSM external radiation radar signal processing method based on digital modulation and demodulation
04/30/2014CN103763232A Wavelet multi-carrier spread spectrum communication system and method with frequency changing
04/30/2014CN103763227A Narrow-band interference estimating and eliminating method and device based on compressed sensing
04/30/2014CN103763223A Sparse MIMO-OFDM channel estimation method based on space-time correlation of channel
04/30/2014CN103763084A Anti-fading wireless signal transmission method for digital broadcast single frequency network
04/30/2014CN103763083A Mobile signal transmission method for digital broadcast single frequency network
04/30/2014CN103763082A Robust mobile signal framing modulation method for multimedia broadcast single frequency network
04/30/2014CN103763080A Signaling message transmission in a wireless network by means of a selected subcarrier or an orthogonal sequence in the time-frequency plane
04/30/2014CN103763068A Method and apparatus for transmitting layered and non-layered data via layered modulation
04/30/2014CN103763066A Method for carrying out communication between mobile terminal and information security device
04/30/2014CN103763065A Method for carrying out communication between mobile terminal and information security device
04/30/2014CN103763062A Aviation radio anti-interference broadband transmission method with variable gain and adaptive broadband
04/30/2014CN103763061A Anti-fading mobile signal framing modulation method for multimedia broadcast single frequency network
04/30/2014CN103763002A Multiple-point communication system and method in solid structure based on PZT
04/30/2014CN102448082B Method and system for detecting public search space of relay node
04/30/2014CN102437992B Method and device for estimating frequency ramp and frequency deviation in satellite mobile communication system
04/30/2014CN102413094B Method for constructing multimode quadrature amplitude modulation (QAM) uniform constellation diagram label and modulator
04/30/2014CN102394849B Multi-component LFM (Linear Frequency Modulation) signal detection method based on fourth-order origin moment in fractional order frequency spectrum
04/30/2014CN102377724B Uplink and downlink transmission system based on single-wavelength orthogonal frequency division multiple access (OFDMA) passive optical network
04/30/2014CN102377466B Multi-antenna diversity scheduling method and multi-antenna diversity scheduling device
04/30/2014CN102299785B Allocation of tones in a multicarrier communication system
04/30/2014CN102291362B Synchronized broadcast/multicast communication
04/30/2014CN102271407B Method for dispatching terminal
04/30/2014CN102271108B Rapid calculation method and device for discrete Fourier transform of Zadoff-Chu sequence
04/30/2014CN102215200B Integral frequency offset estimation method and device
04/30/2014CN102165744B Radio transmitter and modulation method
04/30/2014CN102149224B Method, device and system for transmitting data
04/30/2014CN102136850B Method and device for realizing automatic frequency control
04/30/2014CN102037699B Distortion compensation circuit and distortion compensation method
04/30/2014CN101998594B Method and device for reducing mutual interference of multiple carriers
04/30/2014CN101997633B Method and system for multiplexing channel measurement pilots from different cells
04/30/2014CN101984616B Device for adaptively reducing peak-to-average power ratio and method and application thereof
04/30/2014CN101938439B Method and device for transmitting multiplex data in mobile multimedia broadcast system
04/30/2014CN101904109B Beamforming in MIMO systems
04/30/2014CN101895503B Signal processing method and device for LTE base station side
04/30/2014CN101874390B Demodulation device, reception device, and demodulation method
04/30/2014CN101860505B High-sensitivity, low-rate FSK modulation signal receiver
04/30/2014CN101771641B Configuration method and device of P-SCH (Primary Synchronization Channel) as well as synchronization signal generation method and device of P-SCH
04/30/2014CN101483466B Mapping method for customer special reference signal
04/30/2014CN101471761B Multi-carrier communication via sub-carrier groups
04/29/2014USRE44868 Method for receiving control information in orthogonal frequency division multiplexing system of mobile communication system
04/29/2014USRE44867 Apparatus and methods for providing efficient space-time structures for preambles, pilots and data for multi-input, multi-output communications systems
04/29/2014US8712351 Reception method and reception apparatus
04/29/2014US8711992 Phase noise extraction apparatus and technique
04/29/2014US8711990 Frame syncrhonization in orthogonal frequency-division multiplexing systems
04/29/2014US8711988 Method and apparatus for generating soft bit values in reduced-state equalizers
04/29/2014US8711987 Method and receiver for jointly decoding received communication signals using maximum likelihood detection
04/29/2014US8711986 Advanced joint detection in a TD-SCDMA system
04/29/2014US8711985 Multi user MIMO detection utilizing averaged spatial whitening
04/29/2014US8711984 Methods and apparatus for map detection with reduced complexity
04/29/2014US8711978 Method and apparatus of communication using soft decision
04/29/2014US8711977 Method for transmitting a signal
04/29/2014US8711973 Highly detectable pilot structure
04/29/2014US8711972 Radio communication system, transmission apparatus, reception apparatus, and radio communication method in radio communication
04/29/2014US8711957 Apparatus and method for transmitting and receiving data
04/29/2014US8711956 Modified continuous phase modulation communications system and related methods
04/29/2014US8711955 Spreading technique applied to broadband mobile communications by satelite relying on DVB-RCS
04/29/2014US8711922 Partial response decision feedback equalizer with distributed control
04/29/2014US8711848 High-efficiency preambles for communications systems over pseudo-stationary communication channels
04/29/2014US8711828 Method of transmitting data using spatial multiplexing
04/29/2014US8711763 Random access for wireless multiple-access communication systems
04/29/2014US8711762 Wireless communications apparatus and wireless communications method
04/29/2014US8711675 Systems and methods for reducing narrow bandwidth interference contained in broad bandwidth signals
04/29/2014CA2787754C Method and apparatus for processing primary and secondary synchronization signals for wireless communication
04/29/2014CA2721549C System and method for the synchronized transmission of tone sequences
04/25/2014CA2829056A1 Timing correction for a docsis edge-qam
04/24/2014WO2014060484A1 Llr weighting to enhance performances of soft decision at low snr values
04/24/2014WO2014060010A1 Flexible frame structure
04/24/2014WO2014059460A1 Ofdm communications
04/24/2014WO2014035217A3 Method and device for receiving downlink signal in wireless communication system
04/24/2014US20140112423 Method and Faculty to Measure and Compensate DCO Frequency Distortions using a DPLL
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