Patents for H04L 27 - Modulated-carrier systems (89,721)
02/2012
02/01/2012EP2412137A1 Low latency synchronization scheme for wrieless ofdma systems
02/01/2012EP2412110A1 Apparatus and method for bit remapping in a relay enhanced communication system
02/01/2012EP2324612B1 Digital polar transmitter with reduced phase error for wireless communication systems
02/01/2012EP2319189B1 A device for and a method of processing data signals
02/01/2012EP2297866B1 Blind channel quality estimator
02/01/2012EP1650919B1 Modulation device, demodulation device, modulation method, and demodulation method
02/01/2012EP1451942B1 Method of selecting a receiving path and receiving device comprising several receiving paths
02/01/2012CN1666481B 射频数据捕获 RF data capture
02/01/2012CN102342075A Channel extrapolation from one frequency and time to another
02/01/2012CN102342074A Transmission of preamble code for mobile wimax systems
02/01/2012CN102342073A Burst size signaling and partition rule
02/01/2012CN102342072A Method of and Equipment For Compensating Carrier Frequency Offset in an Orthogonal Frequency Division Multiplexing Wireless Radio Transmission System
02/01/2012CN102342053A Wireless communication system, reception apparatus, transmission apparatus, communication method of wireless communication system, control program, and autonomous distributed network
02/01/2012CN102342046A Method and arrangement for transmitting signals in a point to multipoint network
02/01/2012CN102342035A Data-receiving method and apparatus for relay station in wireless communication system
02/01/2012CN102340864A OFDM (Orthogonal Frequency Division Multiplexing) timing synchronization algorithm with low complexity and high performance
02/01/2012CN102340787A User management method for coordinating interference among communities and system
02/01/2012CN102340479A In-phase and quadrature (IQ) unbalance compensation device and method
02/01/2012CN102340478A Transform domain communication system and transmission signal producing method thereof
02/01/2012CN102340477A 100Gbit/s optical signal transmitting system and method based on optical orthogonal frequency division multiplexing
02/01/2012CN102340476A OFDM (Orthogonal Frequency Division Multiplexing) communication system based on weighted score Fourier transform expansion
02/01/2012CN102340475A Method for improving synchronous and information transmission in communication system
02/01/2012CN102340474A OFDM transmitter and methods for reducing the effects of severe interference with symbol loading
02/01/2012CN102340473A Noise signal estimation device and method
02/01/2012CN102340472A Method for generating ZC sequence of frequency domain and random access method based on ZC sequence
02/01/2012CN102340471A Signal transmission method, device and system in baseband remote scene
02/01/2012CN102340470A Baseband processing system and method
02/01/2012CN102340469A Method and device for detecting frequency offset and orthogonal frequency division multiplexing system thereof
02/01/2012CN102340468A Method and device used for controlling amplitude of driving signals and DQPSK transmitter system
02/01/2012CN102340467A Device and method for calibrating mismatched modem
02/01/2012CN102340425A Sideband information detection method suitable for optical-orthogonal frequency division multiplexing (O-OFDM) system
02/01/2012CN102340394A Determination method and device of relay link resource unit group as well as base station
02/01/2012CN102340386A Transmission method and system of physical hybrid automatic repeat request indicator channel
02/01/2012CN102340379A CSI-RS (Channel Status Information-Reference Signal) transmission method and detection method, and devices of CSI-RS transmission method and detection method
02/01/2012CN102340376A Method and adaptive bit interleaver for wideband systems using adaptive bit loading
02/01/2012CN102340372A Method and device for increasing bit throughput at transmitting end of LTE (Long Term Evolution) base station
02/01/2012CN102340345A Method and device for measuring quality of phase modulation signals of light
02/01/2012CN102340321A Digital intermediate frequency signal processing apparatus capable of improving polarimetric synthetic aperture radar (Pol-SAR) channel consistency
02/01/2012CN101729488B 一种双面oled显示器 A double-sided oled display
02/01/2012CN101719885B 基于离散全反馈神经网络的多电平信号盲检测方法 Discrete feedback neural network-wide multi-level signal detection method based on blind
02/01/2012CN101645867B 具有动态功率调整的多载波接收机以及相关调整方法 Multi-carrier receiver having a dynamic power adjustment and associated adjustment method
02/01/2012CN101478521B 一种自适应带内处理的削峰方法 Clipping method for processing an adaptive band
02/01/2012CN101371544B 降低ofdm传输系统中的峰均功率比的方法 Method of reducing ofdm transmission system peak to average power ratio
02/01/2012CN101322366B 信道估计的方法和系统 Channel estimation method and system
02/01/2012CN101207596B 一种同步方法及接收端设备 A synchronous method and receiving side apparatus
02/01/2012CN101188591B 一种减少ofdm系统中子载波干扰的方法 A method of reducing the neutron-carrier interference ofdm system approach
02/01/2012CN101150550B 交织低密度奇偶校验编码比特的方法、发射器和接收器 Interleaving bits of the low-density parity check encoding method of the transmitter and receiver
01/2012
01/31/2012US8107565 Automatic gain control (AGC) for OFDM-based transmission in a wireless communication network
01/31/2012US8107564 Device for detecting a frequency offset
01/31/2012US8107563 Receiving apparatus and method for MIMO system
01/31/2012US8107562 Combining soft decisions in a weather band radio
01/31/2012US8107561 Method and apparatus for carrier frequency offset estimation and frame synchronization in a wireless communication system
01/31/2012US8107560 Method and apparatus for interference cancellation in communication signal processing
01/31/2012US8107559 Receiving apparatus
01/31/2012US8107558 Electronic circuitry and method for determination of amplitudes of received signals
01/31/2012US8107556 OFDM signal transmission method and apparatus
01/31/2012US8107554 Timing measurement for checking probes
01/31/2012US8107553 Crest factor reduction in multicarrier transmission schemes
01/31/2012US8107552 System and method of wireless communication of uncompressed video having a fast fourier transform-based channel interleaver
01/31/2012US8107543 High diversity time-space coding and decoding for MIMO systems
01/31/2012US8107523 Segmented equalizer
01/31/2012US8107512 Method and apparatus for robust automatic frequency control in CDMA systems with constant pilot signals
01/31/2012US8107428 Method of ranging signal design and transmission for MIMO-OFDMA initial ranging process
01/31/2012US8107357 Optimized FFT/IFFT module
01/27/2012CA2724920A1 Dynamic assignment of signals to ports in an access platform
01/26/2012WO2012011773A2 Method and device for transmitting control information in wireless communication system
01/26/2012WO2012010029A1 Method, device and base station for determining resource element set of relay link
01/26/2012WO2012010009A1 Method and base station for scheduling control
01/26/2012WO2011126259A3 Wireless communication system and method for retransmission process thereof
01/26/2012WO2011119006A3 Method and apparatus for transmitting ack/nack signals
01/26/2012WO2011062383A4 Method and apparatus for performing harq in a wireless communication system
01/26/2012US20120020441 Fixed point fir filter with adaptive truncation and clipping and wireless mobile station using same
01/26/2012US20120020440 Method and device for determining smooth window length in channel estimation
01/26/2012US20120020439 Receiver with channel estimation circuitry
01/26/2012US20120020438 Reception apparatus
01/26/2012US20120020437 Ofdm communication reception device
01/26/2012US20120020436 Method and device for multi-channel data alignment in transmission system
01/26/2012US20120020435 Constellation Mapping Method
01/26/2012US20120020432 Method for estimating mimo channel using loosely synchronous codes, and apparatus using the same
01/26/2012US20120020431 Antenna device and multi-antenna system
01/26/2012US20120020430 Method and circuit for signal transmission via a current loop
01/26/2012US20120020429 Apparatus and method for compensating for clipping power losses
01/26/2012US20120020428 Electronic device, electronic system, and method of providing information using the same
01/26/2012US20120020424 Multi-user mimo systems and methods
01/26/2012US20120020423 Transmission scheme for multiple-input communication
01/26/2012US20120020422 Apparatus and method for calculating receive parameters for an mimo system
01/26/2012US20120020421 Methods and Apparatus for Varying Reduced Transmission Resources
01/26/2012US20120020420 Communication device and communication method, computer program, and communication system
01/26/2012US20120020419 Semiconductor device
01/26/2012US20120020418 Reduced memory vectored dsl
01/26/2012US20120020417 Method for Accurate Distribution of Time to a Receiver Node in an Access Network
01/26/2012US20120020405 Electronic equalization and electronic depolarization method, receiving end equipment, and communication system
01/26/2012US20120020404 Clock-synchronized method for universal serial bus (usb)
01/26/2012US20120020389 Distortion cancellation in radio receivers using I/Q correction
01/26/2012US20120020330 Radiotelephony network with multi-carrier packet data transmission
01/26/2012US20120019730 Receiver
01/25/2012EP2410709A1 Method and device for resource mapping and code division multiplexing
01/25/2012EP2410708A2 Fast cell search and accurate synchronization in wireless communications
01/25/2012EP2410707A1 Space time coding method in orthogonal network and relay transmission system
01/25/2012EP2409546A2 Discontinuous uplink transmission operation and interference avoidance for a multi-carrier system