Patents for H04L 27 - Modulated-carrier systems (89,721)
01/2013
01/30/2013CN101371546B Method and device for estimating channel of uplink signal in wireless communication system
01/30/2013CN101263669B Methods and apparatus for antenna control in a wireless terminal
01/30/2013CN101171768B Apparatus and method for frequency translation
01/30/2013CN101164308B Timing corrections in a multi carrier system and propagation to a channel estimation time filter
01/30/2013CN101132386B Interference restraining method for orthogonal frequency division multiplexing signal
01/30/2013CN101051878B Method and device for realizing channel feedback in communication system
01/29/2013US8364495 Voice encoding device, voice decoding device, and methods therefor
01/29/2013US8363758 Method and system for automatic gain control during signal acquisition
01/29/2013US8363757 Method and apparatus for eliminating the effects of frequency offsets in a digital communication system
01/29/2013US8363756 Wireless reception device, wireless communication system and wireless communication method
01/29/2013US8363755 Signal receiving apparatus, method, program and system
01/29/2013US8363754 Digital slicing device
01/29/2013US8363753 Method for transmit diversity encoding
01/29/2013US8363752 Methods and apparatus for reducing the average-to-minimum magnitude ratio of communications signals in communications transmitters
01/29/2013US8363749 Peak to average power ratio reduction
01/29/2013US8363748 Two-way communication circuit, two-way communication system, and communication method of two-way communication circuit
01/29/2013US8363747 Compress-forward coding with N-PSK modulation for the half-duplex gaussian relay channel
01/29/2013US8363743 Method for receiving control information in orthogonal frequency division multiplexing system of mobile communication system
01/29/2013US8363741 Data transmission in telecommunications networks
01/29/2013US8363740 Pilot allocation in multi-carrier systems with frequency notching
01/29/2013US8363738 Hierarchical coding for multicast messages
01/29/2013US8363737 Wireless data transmission between a base station and a transponder via inductive coupling
01/29/2013US8363702 GMSK spread modulation receiver
01/29/2013US8363697 Synchronized broadcast/multicast communication
01/29/2013US8363694 Delay-induced scattering with phase randomization and partitioned frequency hopping
01/29/2013US8363691 Pilot multiplexing method and OFDM transceiver apparatus in OFDM system
01/29/2013US8363690 Codeword synthesizing system and a correlation system, methods of operation thereof and a spread spectrum communications transceiver employing the same
01/29/2013US8363679 Clock synchronization in a bidirectional network
01/29/2013US8363642 High data throughput wireless local area network receiver
01/29/2013US8363632 Radio transmitting apparatus, radio receiving apparatus, and radio transmission method
01/29/2013US8363536 OFDM channel estimation
01/29/2013CA2756741C Ofdm communication system with multiple ofdm symbol sizes
01/29/2013CA2667805C Methods and apparatus for signal and timing detection in wireless communication systems
01/24/2013WO2013013205A2 Selective-sampling receiver
01/24/2013WO2013013145A2 Link aggregation system, protection system, and cross polarization interference cancellation applications for all outdoor radios using wireless channels operating at a licensing-free 60 ghz band
01/24/2013WO2013012285A2 Method and apparatus for transmitting control information
01/24/2013WO2013012284A2 Method and apparatus for signal transceiving in wireless communication system
01/24/2013WO2013012221A2 Downlink signal receiving method and user equipment, and downlink signal transmitting method and base station
01/24/2013WO2013012114A1 Communication of wireless power receiver through wireless power signal
01/24/2013WO2013012111A1 Two-way communication using wireless power signal
01/24/2013WO2013010781A1 Iq imbalance estimation in receiver systems
01/24/2013WO2013010768A1 A method for demodulating the ht-sig field used in wlan standard
01/24/2013WO2013010484A1 Dispersion compensation method and device
01/24/2013WO2013010349A1 Method of scrambling signals, transmission point device and user equipment using the method
01/24/2013WO2011130111A3 Systems and methods for frequency domain realization of non-integer fractionally spaced time domain equalization
01/24/2013US20130022161 Turbo channel estimation for ofdm systems
01/24/2013US20130022159 Method and apparatus for transmitting signals
01/24/2013US20130022158 Channel estimation method and system for inter-carrier interference-limited wireless communication network
01/24/2013US20130022157 Digital front-end circuit and method for using the same
01/24/2013US20130022156 Viterbi device and method using a posteriori information
01/24/2013US20130022155 Enhanced lattice reduction systems and methods
01/24/2013US20130022154 Analog correlation technique for ultra low power receivers
01/24/2013US20130022153 Method and apparatus for controlling phase delay offset point of modulator
01/24/2013US20130022151 Communications transmitter having high-efficiency combination modulator
01/24/2013US20130022150 Communications transmitter having high-efficiency combination modulator
01/24/2013US20130022149 Communications transmitter having high-efficiency combination modulator
01/24/2013US20130022147 Coherent detection using coherent decoding and interleaving
01/24/2013US20130022145 Deciding the order of sic detection by adjusting mcs
01/24/2013US20130022143 Beamforming apparatus and method in multi-antenna system
01/24/2013US20130022142 Base station and method for implementing an adaptive closed-loop mimo and open-loop mimo technique in a wireless communication system
01/24/2013US20130022141 Transformation apparatus and method
01/24/2013US20130022140 Transmission device, receiving device, information transmission method, information receiving method in wireless communication system, and recording medium
01/24/2013US20130022139 Correlation-matrix feedback method and system for antenna array
01/24/2013US20130022138 Method for transmitting and receiving additional control signals
01/24/2013US20130022136 Integrated circuit enabling the communication of data and a method of communicating data in an integrated circuit
01/24/2013US20130022135 Communication apparatus, communication method and integrated circuit
01/24/2013US20130022098 Adaptive equalizer and operating method thereof
01/24/2013US20130022097 Adaptive frequency-domain equalization for wireless receivers
01/24/2013US20130022093 Method, terminal, and system for sending and receiving service information
01/24/2013US20130022091 Recovering data from a secondary one of simultaneous signals, such as orthogonal-frequency-division-multiplexed (ofdm) signals, that include a same frequency
01/24/2013US20130022090 Dynamic Cyclic Prefix Mode for Uplink Radio Resource Management
01/24/2013US20130022059 Dual mode communication systems and methods
01/24/2013US20130021964 Method, system and device for wireless communication
01/24/2013CA2834436A1 Method of scrambling signals, transmission point device and user equipment using the method
01/23/2013EP2549748A2 Broadcast signal transmitter and receiver, and broadcast signal transmitting and receiving method
01/23/2013EP2549707A1 Iq imbalance estimation in receiver systems
01/23/2013EP2549706A1 Complex carrier demodulation method and device
01/23/2013EP2549705A1 Transmitter apparatus, transmission method and transmission system
01/23/2013EP2548351A2 Method and apparatus for fiber non-linearity mitigation
01/23/2013EP2548350A1 Method and device for transmission of signals in a gsm system
01/23/2013EP2548326A2 Resource mapping for multicarrier operation
01/23/2013EP2548269A1 Amplitude and phase modulation of a laser by modulation of an output coupler
01/23/2013CN202696649U Internet protocol (IP) quadrature qmplitude modulation (QAM) component with replaceable field programmable gata array (FPGA)
01/23/2013CN202696584U Wireless communication system used for mine
01/23/2013CN202693800U AIS (Automatic Identification System) signal generating device
01/23/2013CN1770644B Radio receiver for receiving data pulse string and method for processing data pulse string received via radio
01/23/2013CN102893628A Signal processing method, device and system of orthogonal frequency division multiplexing passive optical network
01/23/2013CN102893570A Bit signal structure for differentially encoded broadcasts
01/23/2013CN102893569A System and method for improved control channel transmit diversity
01/23/2013CN102893568A Method and device of signal modulation
01/23/2013CN102892199A Method and system for realizing signal transmission
01/23/2013CN102892050A Optical network unit (ONU) constructing method based on polarization division multiplexing in light orthogonal frequency division multiplexing (OFDM) passive access network
01/23/2013CN102891941A System and method for wireless narrowband voice and data communication
01/23/2013CN102891825A Carrier recovery method and device of high-order QAM (quadrature amplitude modulation) system
01/23/2013CN102891824A Noise diffusion suppression method based on RF (radio frequency) pilot frequency in high-speed optical DFT-S OFDM (discrete Fourier transform spread orthogonal frequency division multiplexing) modulation system
01/23/2013CN102891823A Channel estimation method of orthogonal frequency division multi-address mobile communication system
01/23/2013CN102891822A Resource distribution method of multi-user OFDM (Orthogonal Frequency Division Multiplexing) system
01/23/2013CN102891821A OFDM (Orthogonal Frequency Division Multiplexing) system and signal processing method
01/23/2013CN102891820A Adaptive receiver for variable-bit-rate EBPSK (Extended Binary Phase Shift Keying) communication system
01/23/2013CN102891816A Decoupling predication method based on MIMO-OFDM (Multiple Input Multiple Output-Orthogonal Frequency Division Multiplexing) correlation channel