Patents for H04L 27 - Modulated-carrier systems (89,721)
02/2011
02/03/2011US20110026636 Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal
02/03/2011US20110026635 Wireless receiver, wireless transmitter, and feedback method
02/03/2011US20110026634 Wireless transmitter and related multimedia system
02/03/2011US20110026630 Power Allocation of Spatial Streams in MIMO Wireless Communication System
02/03/2011US20110026629 System and method for encoding and decoding of space-time block codes in data communication
02/03/2011US20110026627 Method of transmitting midamble
02/03/2011US20110026626 Method of and a radio transmission system and radio access equipment for cellular wireless radio transmission
02/03/2011US20110026625 Discontinuous Reception (DRX) Timer Triggered with the Transmission of a Buffer Status Report (BSR)
02/03/2011US20110026623 Methods and Apparatus for WLAN Transmission
02/03/2011US20110026622 Hybrid automatic repeat request operation and decoding status signaling for uplink multiple-input multiple-output
02/03/2011US20110026621 Ofdm transmission methods in three phase modes
02/03/2011US20110026620 Channel Estimation Method and an Associated Apparatus
02/03/2011US20110026619 method and system for doppler spread and delay spread matching with channel estimation by circular convolution in ofdm communication networks
02/03/2011US20110026618 Method and system for low complexity channel estimation in ofdm communication networks using circular convolution
02/03/2011US20110026617 Method for Estimating Transmission Modes and Lengths of Guard Intervals Using the Guard Intervals of OFDM Symbols
02/03/2011US20110026616 Method and apparatus for doppler estimation in orthogonal frequency-division multiplexing (ofdm)
02/03/2011US20110026615 Method and apparatus for multicarrier communication
02/03/2011US20110026614 Sensor Systems and Methods Using Entangled Quanta
02/03/2011US20110026613 Communication system for a control channel, and corresponding method and computer program product
02/03/2011US20110026612 Receiver for signal communication apparatus and related signal communication apparatus
02/03/2011US20110026579 novel equalizer for single carrier terrestrial dtv receiver
02/03/2011US20110026577 Equalization for OFDM Communication
02/03/2011US20110026574 Signal and noise power estimation
02/03/2011US20110026564 Wireless communication device
02/03/2011US20110026512 Co-existence for co-located radios which operate in the same frequency band
02/03/2011US20110026505 Method, apparatus and system for forwarding frame in wireless communication systems
02/03/2011US20110026427 Method and apparatus in relaying system
02/03/2011US20110025552 High-Frequency Module and Method of Manufacturing the Same, and Transmitter, Receiver, Transceiver, and Radar Apparatus Comprising the High-Frequency Module
02/03/2011DE10210234B4 LMS-basierte Kanalschätzung LMS-based channel estimation
02/03/2011DE102009026207A1 Bussystem sowie Verfahren zur Datenübertragung Bus system and method for data transmission
02/03/2011DE102008005677B4 Drahtlose Kommunikationsvorrichtung und Verfahren zum Verringern einer Inbandstörung bei einem GPS-Empfänger Wireless communication device and method for reducing in-band interference in a GPS receiver
02/02/2011EP2280519A1 Transmitting apparatus applying hierarchical modulation scheme and corresponding receiving apparatus
02/02/2011EP2280518A2 A method and system for frequency offset estimation in multiple frequency hypothesis testing in an E-UTRA/LTE-UE receiver
02/02/2011EP2280508A2 Methods and apparatus for flexible spectrum allocation in communication systems
02/02/2011EP2280500A1 Radio communication system, radio communication device, and radio communication method
02/02/2011EP2280494A2 Method and apparatus for data transmission using multiple transmit antennas
02/02/2011EP2279635A1 Methods and arrangements for uplink multicarrier power control in a wireless communications system
02/02/2011EP2279578A2 A flexible structure for multiple-subcarrier joint modulation ofdm transmitters
02/02/2011EP2279575A1 A method for link adaptation with a signal quality margin based on the bandwidth
02/02/2011EP2279569A1 Method for the dynamic compensation of a relative movement of a communicating entity
02/02/2011EP2279484A1 Rfid transponder
02/02/2011EP1220503B1 Method and circuit for acquisition
02/02/2011CN201733326U Wireless transmitting/receiving unit
02/02/2011CN1719815B Method for estimating and correcting frequency shift and apparatus thereof
02/02/2011CN101965721A I/q imbalance estimation and correction in a communication system
02/02/2011CN101965720A Data transmission in a mobile communication system apparatus, system and method
02/02/2011CN101965695A Method for resource allocation of transmissions in a communication network employing repeaters
02/02/2011CN101965047A Method and device for detecting speed of mobile terminal
02/02/2011CN101964775A Interference suppression method of OFDMA relay cellular system
02/02/2011CN101964774A Automatic gain control method and control circuit suitable for orthogonal frequency division multiplexing (OFM) system
02/02/2011CN101964773A Receiving apparatus and method and program
02/02/2011CN101964772A Signal processing apparatus and method
02/02/2011CN101964771A Reception apparatus, reception method, program, and reception system
02/02/2011CN101964770A OFDM (Orthogonal Frequency Division Multiplexing) subcarrier modulation method and system
02/02/2011CN101964769A Channel estimation method and device
02/02/2011CN101964768A Adaptive infrared anti-jamming transmission method
02/02/2011CN101964767A Multiservice mixed transmission method and system based on multi-adjusting frequency chirp spread spectrum (CSS)
02/02/2011CN101964766A Decision feedback equalizer suitable for high-speed moving OFDM system
02/02/2011CN101964706A Pilot frequency multiplexing determination method and device based on hybrid multiplexing
02/02/2011CN101964683A Serial-parallel connection modulation optical frequency multiplication millimeter-wave RoF (Radio Over Fiber) system and QPSK (Quadrature Phase Shift Keying) /16QAM (Quadrature Amplitude Modulation) modulation method thereof
02/02/2011CN101600247B Bit and power allocation method for fast optimizing OFDM system
02/02/2011CN101488938B MC-CDMA system based on grid coded modulation and multi-amplitude receiver antenna, transceiving method therefor
02/02/2011CN101459482B Signal receiver, control method thereof, and signal receiving module
02/02/2011CN101437009B Method for hiding loss package and system thereof
02/02/2011CN101420400B Physical layer mode selection optimizing method for multi-carrier system
02/02/2011CN101409697B Non-sine time-domain quadrature modulation method
02/02/2011CN101237434B A soft judgement method for Graham M-PSK modulation
02/02/2011CN101176325B Method for soft demodulation of hexadecimal quadrature amplitude modulation in communication system
02/02/2011CN101155171B Method and communication apparatus for deciding a transmitting region for an allocated transmitting burst
02/01/2011US7881674 System and method for antenna diversity using equal power joint maximal ratio combining
02/01/2011US7881588 Image reproducing apparatus
02/01/2011US7881458 Method and apparatus for adaptive hybrid termination in a multi-carrier communication system
02/01/2011US7881411 Modulation dependent automatic gain control
02/01/2011US7881410 Apparatus and method for detecting user in a communication system
02/01/2011US7881409 Demodulator, chip and method for digitally demodulating an FSK signal
02/01/2011US7881408 Digital broadcasting system and method of processing data
02/01/2011US7881407 Systems and methods for mitigating multipath signals
02/01/2011US7881406 Method, apparatus and system for high-speed transmission on fiber optic channel
02/01/2011US7881402 Compensation for gain imbalance, phase imbalance and DC offsets in a transmitter
02/01/2011US7881400 Pulse modulation type transmitter apparatus and pulse modulation type receiver apparatus
02/01/2011US7881399 Transmission circuit and communication device
02/01/2011US7881398 FFT numerology for an OFDM transmission system
02/01/2011US7881397 Wireless communication system
02/01/2011US7881396 Method and apparatus for transmitting and receiving a preamble for synchronization in a MIMO-OFDM communication system
02/01/2011US7881394 Method and apparatus for computing soft decision input metrics to a turbo decoder
02/01/2011US7881393 Waveforms comprising a plurality of elements and transmission thereof
02/01/2011US7881392 OFDM/OFDMA timing synchronization using non-consecutive pilot subcarrier assignment
02/01/2011US7881391 OFDM receiver and method for decoding OFDM symbols of two or more data streams with reduced multiplication operations
02/01/2011US7881345 Method of symbol timing synchronization in communication systems
02/01/2011US7881327 Code channel management in a wireless communications system
02/01/2011US7881264 Apparatus and methods for determination of gain factors for wireless communication transmission power
02/01/2011US7881260 Method and apparatus in a cellular telecommunications system
02/01/2011US7881181 Systems and method for orthogonal frequency divisional multiplexing
02/01/2011US7881180 Systems and method for orthogonal frequency divisional multiplexing
02/01/2011CA2353611C Multi punctured fec technique
01/2011
01/27/2011WO2011010904A2 Method for transmitting/receiving a comp reference signal
01/27/2011WO2011010180A1 Method and apparatus for non-binary low density party check coding
01/27/2011WO2011009470A1 Apparatus, method and computer program for providing a modulated bit stream in dependence on a modulation content and test arrangement
01/27/2011WO2011009399A1 Method and module for pilot insertion and transmitter
01/27/2011WO2011009277A1 Method and system for transmitting position reference signal