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)
03/2014
03/05/2014EP2702736A1 System and method of channel control in a wireless communication system
03/05/2014EP2702735A1 Methods and system for communicating control information using carrier aggregation
03/05/2014EP2702734A1 Methods and arrangements for communications in low power wireless networks
03/05/2014CN203466846U On-Semiconductor S-FSK demodulation mode-based carrier signal transmission circuit
03/05/2014CN1713554B Device and method of dynamically assigning subgroups of spreading sequences
03/05/2014CN103621035A Distributed antenna system interface for processing digital signals in a standardized format
03/05/2014CN103621034A Noise estimation filter
03/05/2014CN103621033A Preamble design for television white space transmissions
03/05/2014CN103621032A Method and apparatus for transmitting and receiving time division duplex frame configuration information in wireless communication system
03/05/2014CN103621031A Symbol alignment in high speed optical orthogonal frequency division multiplexing transmission systems
03/05/2014CN103621030A Method of scrambling signals, transmission point device and user equipment using the method
03/05/2014CN103621001A Method and device for transmitting/receiving uplink control information in wireless communication system
03/05/2014CN103620989A Quadrature time skew detection for coherent optical signals
03/05/2014CN103620953A Pre-distortion architecture for compensating non-linear effects
03/05/2014CN103620623A Method and device for modulating the amplitude of an electromagnetic signal transmitted by a wireless transceiver
03/05/2014CN103619069A Broadband power line communication cross-layer resource allocation method with prior hybrid service emergency degree
03/05/2014CN103618688A Multi-carrier-phase modulation and relevant demodulation method
03/05/2014CN103618687A Wireless optical orthogonal multi-carrier communication method with low peak to average power ratio
03/05/2014CN103618686A Method for accurately estimating underwater sound OFDM Doppler factor
03/05/2014CN103618685A Vector modulator
03/05/2014CN103618591A Method, device and system for data transmission
03/05/2014CN102340469B Method and device for detecting frequency offset and orthogonal frequency division multiplexing system thereof
03/05/2014CN102244633B Method for providing channel equalization of information transmitted from transmitter to receiver
03/05/2014CN102204197B OFDM channel estimation method and apparatus
03/05/2014CN102143098B Channel estimation method and channel estimation device in orthogonal frequency division multiplexing system
03/05/2014CN102104462B Method and device for transmitting uplink hybrid automatic repeat request indication information
03/05/2014CN101984614B Apparatus and associated methods to perform space-frequency interleaving in multi-carrier wireless communication channel
03/05/2014CN101971661B Method of transmitting interference information signal in wireless communication system
03/05/2014CN101946475B Radio sensor for detecting wireless microphone signals and method thereof
03/05/2014CN101917234B Method of transmitting information, transmitter, receiver and transmission system
03/05/2014CN101795257B Method for offset-modulation orthogonal frequency division multiplexing transmission with cyclic prefix
03/04/2014US8666000 Reduced state sequence estimation with soft decision outputs
03/04/2014US8665998 Maximum likelihood detection method using a sequence estimation receiver
03/04/2014US8665997 AIS demodulator for unknown carrier phase and baud alignment
03/04/2014US8665996 Efficient parallel sub-packet decoding using multiple decoders
03/04/2014US8665994 Antenna device
03/04/2014US8665993 Orthogonal resource selection transmit diversity
03/04/2014US8665992 Pilot symbol generation for highly-spectrally-efficient communications
03/04/2014US8665990 Method and apparatus for multi-antenna transmission in uplink
03/04/2014US8665989 Phase shifter, wireless communication apparatus, and phase control method
03/04/2014US8665988 Device and method for realizing prefix code construction
03/04/2014US8665987 Space-time/space-frequency coding for multi-site and multi-beam transmission
03/04/2014US8665985 Secondary communication signal method and apparatus
03/04/2014US8665975 Method for receiving data in multi input multi output
03/04/2014US8665973 Removal of a band-limited distributed pilot from an OFDM signal
03/04/2014US8665971 Apparatus and method for channel estimation using compressive sensing
03/04/2014US8665930 System and method for channel status information feedback in a wireless communications system that utilizes multiple-input multiple-output (MIMO) transmission
03/04/2014US8665859 Apparatus and method for clock synchronization in a multi-point OFDM/DMT digital communications system
03/04/2014US8665781 Adaptive modulation and coding
03/04/2014US8665696 Frequency division multiplexing system with selectable rate
03/04/2014US8665674 Time code discrimination apparatus and wave clock
03/04/2014US8665014 I/Q demodulation apparatus and method with phase scanning
02/2014
02/27/2014WO2014030501A1 Communication system, transmission device, receiving device, and digital transmission method
02/27/2014WO2014030183A1 Radio transceiver and method for selecting antennas of radio transceiver
02/27/2014WO2014029412A1 Device for negative group delay
02/27/2014WO2014029293A1 Device and method for implementing fast fourier transform/discrete fourier transform
02/27/2014WO2014029074A1 Signal correction method and receiver
02/27/2014US20140056583 Symbol alignment in high speed optical orthogonal frequency division multiplexing transmission systems
02/27/2014US20140056393 Coefficient Calculation Method and Device for Time-Domain Channel Estimation Filter
02/27/2014US20140056392 Frequency offset compensation improvement for a long term evolution (lte) searcher
02/27/2014US20140056385 System and method for controlling combined radio signals
02/27/2014US20140056377 Method and arrangement for symbol mapping in communication systems utilizing ofdm-techniques
02/27/2014US20140056374 Method and Apparatus for Pilot Power Allocation in a Multi Antenna Communication System
02/27/2014US20140056371 MIMO-OFDM-Based Flexible Rate Intra-Data Center Network
02/27/2014US20140056370 Dynamic skew correction in a multi-lane communication link
02/27/2014US20140056346 High-speed parallel decision feedback equalizer
02/27/2014US20140056345 Decision feedback equalizers with high-order continuous time feedback
02/27/2014US20140056344 Decision feedback equalizers with high-order continuous time feedback
02/27/2014US20140056337 Baseband cancellation of platform radio interference
02/27/2014US20140056206 Transmission device and transmission method
02/26/2014EP2701392A2 Measuring channel signal to noise metric using constellation data
02/26/2014EP2701355A1 Method and apparatus for transmitting/receiving a signal in an FFH-OFDM communication system
02/26/2014EP2701330A1 Method and arrangement in a telecommunication system
02/26/2014EP2701328A1 Relay method and relay device
02/26/2014EP2701310A1 Receiver apparatus, reception method, and program
02/26/2014EP2700199A2 System and method of detecting and locating intermittent and other faults
02/26/2014CN203457176U Common-frequency bidirectional multimedia transmission system based on OFDM technologies
02/26/2014CN1620760B Multi-stage code generator and decoder for communication systems
02/26/2014CN103609085A Apparatus and method for receiving signal in wireless communication system
02/26/2014CN103609084A Extension of physical downlink control signaling in a communication system
02/26/2014CN103609058A Systems and methods for range extension of wireless communication in sub-gigahertz bands
02/26/2014CN103609057A Short guard interval with green field preamble
02/26/2014CN103609025A 数据处理装置和数据处理方法 Data processing apparatus and data processing method
02/26/2014CN103607370A Credibility assessment method of complex BPSK signal blind processing result
02/26/2014CN103607369A LS algorithm-based sampling frequency shift and carrier residual frequency shift joint estimation method
02/26/2014CN103607368A OFDMA subcarrier distribution method based on energy efficiency
02/26/2014CN103607367A Real-time transmission method of long-distance and high-throughput data
02/26/2014CN103607366A Signal envelope demodulation method based on sliding window filtering
02/26/2014CN103607365A Data demodulation method for satellite remote sensing signal
02/26/2014CN103607362A Method for eliminating multifrequency deviation under high-speed mobile environment through multiple antennas
02/26/2014CN103607268A Bit synchronization and frame synchronization joint detection method of 4CPM signal
02/26/2014CN103607265A Carrier uplink transmission control method and device based on selective mapping mode
02/26/2014CN103607223A Embedded type broadband power line carrier communication system based on OFDM modulation
02/26/2014CN103607222A Self-learning method for cross-frequency-band power line communication frequency
02/26/2014CN103607216A Radio communication method, radio communication system, and radio transmission apparatus
02/26/2014CN102510766B Dual polarization microwave device in the same channel and receiving method for receiving the receipt signal
02/26/2014CN102487369B Demodulator, method for demodulating ASK signals and vehicle-mounted unit
02/26/2014CN102420794B 4M transmission method of OFDM structure of satellite CMMB system
02/26/2014CN102386953B Transmitting and receiving calibration method for antenna in broadband orthogonal frequency division multiplexing (OFDM) system
02/26/2014CN102347919B Blind detection method
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