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
03/26/2014CN103684668A Method and device for determining CQI (Channel Quality Indicator) value and LTE (Long Term Evolution) terminal
03/26/2014CN103684617A Method of demultiplexing light partial division multiplexing 16-QAM coherent communication system
03/26/2014CN102413091B Symmetrical-constant amplitude zero auto correlation (CAZAC)-sequence-based orthogonal frequency division multiplexing (OFDM) system synchronization method
03/26/2014CN102368858B Method for parallel transmission of effective data and coordination information
03/26/2014CN102355435B Wavelet weighted multi-modulus blind equalization algorithm based on fractional lower order statistics (WT-FLOSWMMA)
03/26/2014CN102291364B Generation method and device of quasi perfect period 16 QAM sequence
03/26/2014CN102281243B Anti-noise wireless digital broadcast signal transmission method for single frequency network
03/26/2014CN102281242B Wireless digital broadcast signal transmission method for single frequency network
03/26/2014CN102281241B Multimedia mobile broadcast signal framing modulation method
03/26/2014CN102281240B Anti-noise multimedia mobile broadcast signal framing modulation method
03/26/2014CN102281239B Anti-interference multimedia mobile broadcast signal framing modulation method
03/26/2014CN102263757B Anti-fading mobile signal transmission method for digital broadcast single-frequency network
03/26/2014CN102263732B Robust wireless signal transmission method for digital broadcasting single frequency network
03/26/2014CN102263713B Two-dimensional OFDM (orthogonal frequency division multiplexing) channel estimation method based on filtering in transform domain
03/26/2014CN102246483B Systems and method for home gateways using white space
03/26/2014CN102246481B Efficient MIMO transmission schemes and device
03/26/2014CN102227877B Method and system for management of transmission resources in digital communication systems
03/26/2014CN102136899B Usage of discrete spectrum in orthogonal frequency division multiplexing system, and receiving method and device using discrete spectrum
03/26/2014CN102088432B Sampling frequency difference correction method and device of orthogonal frequency division multiplexing (OFDM) system
03/26/2014CN102037696B Method for moving quantization noise introduced in fixed-point calculation of fast fourier transforms
03/26/2014CN102014524B Wireless sensor network and power line communication-based chip and monitoring system
03/26/2014CN101911563B A method of data modulation adapted to selected modulation rotational angle
03/26/2014CN101641924B Sequence generating method for efficient detection and method for transmitting and receiving signals using the same
03/26/2014CN101611585B Method for retransmitting data in the multi-carrier system
03/26/2014CN101606328B Mobile speed and doppler frequency estimation using cyclostationarity
03/26/2014CN101548478B Transmission signaling techniques to enhance receiver interference mitigation performance
03/26/2014CN101433045B Variable OFDM subchannel coding and modulation
03/25/2014US8683288 Variable modulation with LDPC (low density parity check) coding
03/25/2014US8682267 Wireless communication apparatus and wireless communication method
03/25/2014US8681916 Master unit, remote unit and multiband transmission system
03/25/2014US8681914 Clock offset compensator
03/25/2014US8681912 Method and apparatus for estimating channel using phase compensation in wireless communication system
03/25/2014US8681910 Hybrid equalization system
03/25/2014US8681909 Maximum likelihood decoding method and receiver
03/25/2014US8681908 Low power, multi-chip diversity architecture
03/25/2014US8681907 Iterative demapper
03/25/2014US8681906 Methods and systems for PDCCH blind decoding in mobile communications
03/25/2014US8681905 MIMO detector
03/25/2014US8681904 Receiver, reception method, program and reception system
03/25/2014US8681903 Method for demodulating received signals and apparatus for performing the same
03/25/2014US8681902 Method and apparatus for low complexity robust reconstruction of noisy signals
03/25/2014US8681901 Apparatus and method for detecting signal in a spatial multiplexing multiple input multiple output communication system
03/25/2014US8681900 Methods and apparatus for synchronization in multiple-channel communication systems
03/25/2014US8681899 Method and apparatus for processing signals received from a channel having a variable channel length
03/25/2014US8681897 Dynamic digital communication system control
03/25/2014US8681895 Method for setting cyclic shift considering frequency offset
03/25/2014US8681894 Digital affine transformation modulated power amplifier for wireless communications
03/25/2014US8681893 Generating pulses using a look-up table
03/25/2014US8681889 Multi-mode orthogonal frequency division multiplexing receiver for highly-spectrally-efficient communications
03/25/2014US8681888 Link adaptation for OFDM systems
03/25/2014US8681887 Turbo channel estimation for OFDM systems
03/25/2014US8681884 Methods and apparatus for WLAN transmission
03/25/2014US8681837 Digital Transmitter
03/25/2014US8681666 Partial discarding of cyclic prefix for efficient TDD or half-duplex FDD operation
03/25/2014US8681598 Multi-user MIMO receiver and method for receiving data units over a wideband channel
03/25/2014CA2565733C System and method for carrying a wireless based signal over wiring
03/20/2014WO2014043381A1 Systems and methods for wireless communication
03/20/2014WO2014043209A1 Sensor nodes, apparatuses, and methods for wirelessly transmitting data to a power infrastructure
03/20/2014WO2014042964A1 White space utilization
03/20/2014WO2014042751A1 Methods and arrangements for selecting channel updates in wireless networks
03/20/2014WO2014041227A1 Method for encoding/decoding signal amplitude by means of folding and auxiliary information labels
03/20/2014WO2014041006A1 A new interpolation algorithm for pilot-based channel estimation in ofdm systems
03/20/2014WO2014040511A1 Method for uplink data transmission, evolved node b, user equipment, computer program, and storage medium
03/20/2014WO2014040282A1 Method and device for mapping enhanced downlink control channel resource and antenna port
03/20/2014WO2014016704A3 Power amplifier pre-distortion
03/20/2014WO2014009196A3 Radiofrequency signal setting reaching a condition of jamming or clipping
03/20/2014WO2014008032A3 Apparatus and methods of energy efficient communication
03/20/2014WO2013184671A3 Pilot sequence with reduced papr
03/20/2014US20140079163 Timing recovery for low roll-off factor signals
03/20/2014US20140079160 Forward error correction decoder input computation in multi-carrier communications system
03/20/2014US20140079154 Direct digital synthesis of quadrature modulated signals
03/20/2014US20140079152 Adaptive Two-Dimensional Channel Interpolation
03/20/2014US20140079150 Data encoding methods and apparatus
03/20/2014US20140079111 Method and Controller for Equalizing a Received Serial Data Stream
03/20/2014US20140079110 Efficient equalizer coefficient computation
03/20/2014US20140079096 Power amplifier with supply switching
03/20/2014US20140079048 Preamble extensions
03/20/2014US20140078994 Ofdm-cdma equipment and method
03/19/2014EP2709331A2 Improved forward error correction decoder input computation in multi-carrier communications system
03/19/2014EP2709330A1 Digital Data-Aided Frequency Offset Estimation
03/19/2014EP2709329A1 Differential demodulation device and differential demodulation method
03/19/2014EP2709328A2 Coefficient determining apparatus, equalizer, receiver and transmitter
03/19/2014EP2709325A1 Apparatuses, methods and computer programs for a wireless transmitter and for a wireless receiver with superimposed pilot and data symbols
03/19/2014EP2709274A1 Amplifier circuit and wireless communication device
03/19/2014EP2709270A1 Using soft bit decisions to improve DPSK demodulation of SPS data
03/19/2014CN203492047U A receiver used for orthogonal frequency division multiplexing OFDM channel estimation
03/19/2014CN203492046U A narrowband interference removing apparatus
03/19/2014CN203492045U Radio frequency modulator circuit stable in performance
03/19/2014CN203492044U Computer network line driver
03/19/2014CN103650448A Method, receiver, transmitter and communication system for phase error compensation
03/19/2014CN103650447A Method for transmitting or receiving pdcch and user equipment or base station for the method
03/19/2014CN103650446A Methods of pdcch capacity enhancement in lte systems based on a tp-specific reference signal
03/19/2014CN103650445A Arbitrary sample rate conversion for communication systems
03/19/2014CN103648178A Multiple carriers communication system uplink control method
03/19/2014CN103648161A Code division multiple access and orthogonal frequency-division multiplexing signal coupling ranging method, device and system
03/19/2014CN103648159A Position location using multiple carriers
03/19/2014CN103647745A Physical broadcast channel (PBCH) transmission for reliable detection of antenna configuration
03/19/2014CN103647744A Communication method based on OFCDM (Orthogonal Frequency and Code Division Multiplexing) and modulation-demodulation of related domain
03/19/2014CN103647743A Signal processing method and associated device
03/19/2014CN103647742A Communicating method and device of power line carrier OFDM system
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