Patents for H04L 27 - Modulated-carrier systems (89,721)
12/2013
12/31/2013US8619917 Decoding apparatus and method of terminal in wireless communication system
12/31/2013US8619914 Receiver and receiving method for scalable bandwith
12/31/2013US8619912 Frequency shift circuit and communication device
12/31/2013US8619911 Quadrature signal decoding using a driver
12/31/2013US8619910 Decision feedback equalization for MIMO systems with hybrid ARQ
12/31/2013US8619909 Signal detector using matched filter for training signal detection
12/31/2013US8619908 Wireless ranging system and related methods
12/31/2013US8619907 Method and apparatus for preamble training in a multiple antenna communication system
12/31/2013US8619902 Method of and generator for generating preamble sequences in communication systems
12/31/2013US8619901 Systems and methods for providing unequal message protection
12/31/2013US8619900 Digital broadcast transmitting and receiving system having an improved receiving performance and signal processing method thereof
12/31/2013US8619896 Method, apparatus and system for transmitting information bits
12/31/2013US8619895 Apparatus and method for transmitting/receiving broadcast data in digital broadcasting system
12/31/2013US8619893 Receiving apparatus and receiving method
12/31/2013US8619888 Multiple path discrete digital receiver
12/31/2013US8619886 Method and system for mixed analog/digital beamforming in wireless communication systems
12/31/2013US8619878 Digital broadcasting transmission/reception system utilizing SRS and TRS code to improve receiving performance and signal processing method thereof
12/31/2013US8619870 Digital broadcasting transmission/reception system utilizing SRS and TRS code to improve receiving performance and signal processing method thereof
12/31/2013US8619869 Digital broadcasting transmission/reception system utilizing SRS and TRS code to improve receiving performance and signal processing method thereof
12/31/2013US8619841 Transceiver with carrier frequency offset based parameter adjustment
12/31/2013US8619835 Synchronized broadcast/multicast communication
12/31/2013US8619814 Method and apparatus of transmitting PPDU in wireless communication system
12/31/2013US8619713 Soft handoff for OFDM
12/31/2013US8619693 Method for transmitting reference signals in a downlink multiple input multiple output system
12/31/2013US8619541 Pilot arrangement method in mobile radio communication system and transmitter/receiver adopting same
12/31/2013CA2532163C Method for estimating a carrier leak, an estimator and modulation system provided with automatic control of a carrier using said system
12/27/2013WO2013192527A1 Systems and methods for multiplicative superposition for mimo broadcast channels
12/27/2013WO2013192051A1 Variable-length training fields in coaxial communications
12/27/2013WO2013191498A1 Method for simultaneous transmission of control signals, terminal therfor, method for receiving control signal, and base station therefor
12/27/2013WO2013191452A1 A method and system for decoding pdcch in a multi-carrier lte-advance system
12/27/2013WO2013191449A1 Ofdm transmission method and device in wireless lan system
12/27/2013WO2013191420A1 An apparatus for transceiving signals using a tdd (time division duplex) frame structure in a wireless communication system and method thereof
12/27/2013WO2013191385A1 Method of determining sub frame in wireless communication system
12/27/2013WO2013190806A1 Automatic gain control device, automatic gain control method, and computer-readable medium
12/27/2013WO2013189954A1 Polar modulator
12/27/2013WO2013189834A1 Adaptive precoding based on channel state information reliability
12/27/2013WO2013189410A2 Pilot symbol bearing and processing method and device
12/27/2013WO2013189256A1 Method, system, device, and electronic signature tool for audio communication modulation scheme self-adaptation
12/27/2013WO2013189255A1 Method, system, device, and electronic signature tool for audio communication modulation scheme self-adaptation
12/27/2013WO2013189051A1 Processing method and communication device based on ofdm-tdma two-way service
12/27/2013WO2013156044A8 Technique for calibrating a receiver apparatus
12/27/2013CA2875545A1 Method, system and apparatus for audio communication modulation mode self-adaptation and electronic signature token
12/26/2013US20130343492 Controllable Frequency Offset for Inphase and Quadrature (IQ) Imbalance Estimation
12/26/2013US20130343490 Synchronizing Receivers in a Signal Acquisition System
12/26/2013US20130343489 Demapper for rotated qam constellations
12/26/2013US20130343487 Multi-Mode Receiver for Highly-Spectrally-Efficient Communications
12/26/2013US20130343485 Multi-Mode Transmitter for Highly-Spectrally-Efficient Communications
12/26/2013US20130343482 Peak-to-average power ratio (par) reduction based on active-set tone reservation
12/26/2013US20130343480 Multi-Mode Orthogonal Frequency Division Multiplexing Transmitter for Highly-Spectrally-Efficient Communications
12/26/2013US20130343478 Systems and methods for wireless communication in sub gigahertz bands
12/26/2013US20130343444 Device, system and method of phase quantization for phased array antenna
12/26/2013US20130343441 Deterministic synchronization for transmitting signals between different clock domains
12/26/2013US20130343438 Apparatuses and methods to change information values
12/26/2013US20130343400 Link training and training frame for 100gbps ethernet
12/25/2013EP2677711A1 Polar modulator
12/25/2013EP2677678A1 Apparatus and method for transmitting and receiving a broadcasting signal
12/25/2013EP2677677A1 Apparatus and method for transmitting and receiving a broadcasting signal
12/25/2013EP2676414A1 Method, radio unit and radio base station for adjusting thresholds for crest factor reduction
12/25/2013EP2297911B1 An adaptive qam transmission scheme for improving performance on an awgn channel
12/25/2013EP2291937B1 System, method and computer program product for producing a single frequency network for atsc mobile/handheld services
12/25/2013EP1947831B1 Method, system and apparatus for adjusting the transmit power of the dsl transceiver
12/25/2013EP1368891B1 Iq modulator
12/25/2013CN103477599A System and method for two-way relaying with beamforming
12/25/2013CN103477563A Data-processing device and data-processing method
12/25/2013CN103476102A Device to Device communication method, terminal and system
12/25/2013CN103476039A Time-frequency enhancing inter-cell interference coordination method based on carrier aggregation
12/25/2013CN103475621A Multi-carrier synchronizing system and synchronizing method
12/25/2013CN103475620A Channel estimation method based on OFDM transmission technology in aviation communication system
12/25/2013CN103475619A Carrier synchronizer for demodulating low signal-to-noise ratio burst signals
12/25/2013CN103475618A Method for synchronizing visible light communication system frames based on OFDM
12/25/2013CN103475617A Timing synchronization circuit of broadband power line communication system
12/25/2013CN103475616A Method and system for parallel frame synchronization detection
12/25/2013CN103475615A Single-burst acquisition for wireless communication system
12/25/2013CN103475614A Method and device for frequency offset estimation and compensation
12/25/2013CN103475613A Signal sending and receiving method and relevant equipment
12/25/2013CN103475612A High-speed parallel OQPSK demodulation clock restoring system
12/25/2013CN103475611A Autocorrelation transmission method, device and system
12/25/2013CN103475605A Channel estimation method based on user special reference signal of 3GPPLTE-A downlink system
12/25/2013CN103475603A Communication system blind channel estimation method based on order parameter non-orthogonal transformation
12/25/2013CN103475602A MIMO-OFDM channel estimation method considering same frequency interference
12/25/2013CN103475445A Signal processing method and signal processing apparatus of uplink shared channel
12/25/2013CN103475417A High-speed direct-detection light OFDM system and method based on self-polarization diversity
12/25/2013CN103475403A LTE (Long Term Evolution)-based mobile satellite communication method and system
12/25/2013CN103475391A Power line carrier communication method
12/25/2013CN103470248A Method for configuring transmission channel equalizer of signal telemetry cable
12/25/2013CN102624419B Carrier synchronization method of burst direct sequence spread spectrum system
12/25/2013CN102325123B Blind identification method for multilevel quadrature amplitude modulation (MQAM) signals under Rayleigh fading channel
12/25/2013CN102170415B Method and apparatus for phase reference tracking of digital phase modulated signals in receiver
12/25/2013CN102118347B Communication apparatus and method of estimating status of power line transmission path
12/25/2013CN102113280B Jammer canceller for power-line communication
12/25/2013CN102113232B Robust wideband symbol and frame synchronizer for power-line communication
12/25/2013CN102088423B Method and device for measuring reference signal receiving power of time division duplex system
12/25/2013CN102084631B Multi-dimensional signal of reduced peak-to-rms ratio
12/25/2013CN102057642B Physical layer frame format for wideband wireless communications systems
12/25/2013CN102035609B Signal blind detection method based on plurality of continuous unity feedback neural networks
12/25/2013CN101984612B Method for estimating discontinuous orthogonal frequency division multiplying channel based on compressed sensing
12/25/2013CN101981847B Mobile communication system, reception device, and method
12/25/2013CN101958753B Demultiplexing receiver for realizing flattop steep edge by adopting electric control method
12/25/2013CN101651648B System and method for executing initial synchronization in wireless communication system
12/25/2013CN101594331B Data processing apparatus and method
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