Patents for H04L 27 - Modulated-carrier systems (89,721)
04/2013
04/04/2013WO2013044638A1 Method and device for setting initial agc gain
04/04/2013WO2013044513A1 Automatic frequency control methods and apparatus
04/04/2013WO2013044492A1 Uplink baseband signal compression method, decompression method, device, and system
04/04/2013WO2013044473A1 Method for generating synchronization signals for wireless communication systems
04/04/2013WO2013015632A3 Method and apparatus for transmitting control information in wireless communication system
04/04/2013WO2013015607A3 Sequence mapping method and apparatus in wireless communication system
04/04/2013WO2013009154A3 Method for transmitting control information and apparatus for same
04/04/2013WO2013009110A3 Method of user equipment monitoring control information in a multiple node system and user equipment using the method
04/04/2013WO2013009089A3 Method for transmitting or receiving pdcch and user equipment or base station for the method
04/04/2013WO2013005960A3 Control channel monitoring method and device
04/04/2013WO2012177046A3 System and method for an uplink control signal in wireless communication systems
04/04/2013WO2012177037A3 Method and apparatus for transmitting and receiving time division duplex frame configuration information in wireless communication system
04/04/2013WO2012173749A3 Methods and systems for providing interference based physical-layer encryption
04/04/2013WO2012173425A3 Extension of physical downlink control signaling in a communication system
04/04/2013US20130083875 Wireless communication device having reduced power consumption
04/04/2013US20130083874 Automatic frequency compensation method and apparatus
04/04/2013US20130083873 Information reproduction apparatus and information reproduction method
04/04/2013US20130083872 Method for coherent and non coherent demodulation
04/04/2013US20130083871 Iterative detection and decoding device for selecting soft information according to at least one predetermined constraint rule, and related iterative detection and decoding method
04/04/2013US20130083870 Receiving device and receiving method
04/04/2013US20130083869 Receiver with Asynchronous and Synchronous Demodulator
04/04/2013US20130083868 Combined complex real mode delta-sigma adc
04/04/2013US20130083836 Concatentation-assisted symbol-level combining for mimo systems with harq and/or repetition coding
04/04/2013US20130083830 Systems and Methods for Equalizing Retransmission Delays for Data Retransmission Over Bonded Modems
04/04/2013US20130083828 Method And System For Communicating Via A Spatial Multilink Repeater
04/04/2013US20130083778 Wideband Analog Channel Information Feedback
04/04/2013US20130083760 Transmission apparatus and transmission method using a plurality of divided frequency bands in a communication band
04/04/2013DE102012200319A1 Method for determining timing of orthogonal frequency division multiplexing signal, involves setting time index, for which threshold exceedance is detected, as beginning of temporally defined points in signal for coinciding values of symbol
04/04/2013DE102011113966A1 Method for correlation of sampled signal with replica signal in receiver of global navigation satellite system, involves computing table index offset to calculate high frequency and Doppler shift of carrier signal
04/04/2013CA2843833A1 Communication system, transmitter apparatus and receiver apparatus
04/03/2013EP2575312A2 Method and system for transmitting and receiving signals
04/03/2013EP2575311A1 Demodulator
04/03/2013EP2575310A1 Method and device for digital baseband predistortion
04/03/2013EP2574221A2 Method and system for accurate synchronization of frequency, phase and symbol timing
04/03/2013CN1913406B Communication system
04/03/2013CN1516943B Method and apparatus for ultra-wideband (UWB) radio utilizing MEMS filtering for echo cancellation
04/03/2013CN103026678A 混合正交频分复用时域复用无源光网络 Mixed orthogonal frequency division multiplexing time domain multiplexing passive optical network
04/03/2013CN103026677A Method and device for transmitting control information
04/03/2013CN103026676A Dynamic autonomous resource allocation and channel access in cellular system uplink
04/03/2013CN103026653A Method and apparatus for transmitting uplink control information in a wireless communication system
04/03/2013CN103024154A Indoor positioning method for mobile intelligent equipment
04/03/2013CN103023854A Signal processing device and method for providing first analog signal and second analog signal
04/03/2013CN103023853A Orthogonal frequency division multiplexing received frame synchronizing method for co-training sequence mutual-correlation information
04/03/2013CN103023852A Fast digital automatic gain control method for orthogonal frequency division multiplexing receiver
04/03/2013CN103023851A Method and device for estimating integral-multiple frequency deviation
04/03/2013CN103023850A Variable-bandwidth OFDM (Orthogonal Frequency Division Multiplexing) transmitter and receiver
04/03/2013CN103023849A Psychoacoustic-model-based data transmission method of IBOC (in-band on-channel) system
04/03/2013CN103023848A Method for improving digital signal transmission capacity of IBOC (In-Band On-Channel) system
04/03/2013CN103023847A Reception device, reception method and communication system
04/03/2013CN103023846A Generation method and device for OFDM (Orthogonal Frequency Division Multiplexing) frequency domain scrambling symbol
04/03/2013CN103023845A Frequency offset compensation method in orthogonal frequency division multiplexing (OFDM) system
04/03/2013CN103023844A Method for reducing phase noises of orthogonal frequency division multiplexing communication system
04/03/2013CN103023843A Modulation circuit and communication device
04/03/2013CN103023831A Carrier frequency offset estimation method applicable to burst waveforms
04/03/2013CN103023631A New frame and signalling pattern structure for multi-carrier systems
04/03/2013CN103023622A Signal detection method and signal detection equipment
04/03/2013CN103023617A Method for reporting CQIs (channel quality indicators)
04/03/2013CN103023598A Constant envelope multiplexing method and of double-frequency four-component spread spectrum signals and receiving method of constant envelope multiplexed signal
04/03/2013CN103023528A High efficiency stable TD-SCDMA (time division-synchronization code division multiple access) time division switch searching system and method
04/03/2013CN102162846B Frequency estimation method of multi-sections of signals fusion
04/03/2013CN102111367B Single-clock multi-rate orthogonal frequency division multiplexing (OFDM) transmission device structure
04/03/2013CN102083198B Base station, transmitting method and communication device
04/03/2013CN102065555B Base station, mobile station, sending method and receiving method
04/03/2013CN102055708B Timing synchronization scheme of multi-band orthogonal frequency division multiplexing (OFDM) ultra wide-band system
04/03/2013CN102035788B Radio transmission device, radio reception device, radio transmission method, and radio reception method
04/03/2013CN102035785B Frequency-division duplexing transmission method for wideband wireless communication system
04/03/2013CN102014094B Intelligent calibration method of antenna transmitting channel and antenna receiving channel and relevant device
04/03/2013CN101989904B Resource mapping method and device
04/03/2013CN101924719B Adaptive clock reconstruction method and device, and audio decoding method and device
04/03/2013CN101882954B Method for transmitting signal in wireless communication system
04/03/2013CN101877682B Method for detecting state of transmission channel and wireless communication system
04/03/2013CN101848480B Signal-to-interference ratio decision method in actual ICI (Inter-Carrier Interference) elimination of high-mobility OFDM (Orthogonal Frequency Division Multiplexing) cooperative system
04/03/2013CN101848184B Selective mapping scrambling method for reducing peak-to-average power ratio of orthogonal frequency division multiplexing system
04/03/2013CN101841349B Method for inhibiting MPSK narrowband interference of direct sequence spread spectrum system (DSSS)
04/03/2013CN101826889B Binary offset carrier signal tracking loop
04/03/2013CN101803227B Transmitting spread signal in mobile communication system
04/03/2013CN101795249B Receiving apparatus with frequency domain equalizer
04/03/2013CN101785190B IQ imbalance image suppression
04/03/2013CN101741802B Data mapping method for OFDMA system base station
04/03/2013CN101690063B Base station device and notice channel transmitting method
04/03/2013CN101663871B OFDM transmission/reception device for transmitting and receiving OFDM symbols having a variable data transmission rate and method thereof
04/03/2013CN101599933B Frequency deviation estimation method based on combined pilot frequency and device thereof
04/03/2013CN101578834B 用户终端装置以及基站装置 A user terminal apparatus and base station apparatus
04/03/2013CN101573875B Method of determining a channel quality and modem
04/03/2013CN101527664B Generating method for short training field in IEEE 802.11n communication systems
04/03/2013CN101499982B Method and apparatus for estimating modulation accuracy of OFDM_TDD system
04/03/2013CN101422005B High bandwidth data transport system
04/03/2013CN101389123B Method, module and system for sending scheduling request
04/03/2013CN101305529B Apparatus, method and computer program product providing common pilot channel for soft frequency reuse
04/03/2013CN101095327B Training symbol format for mimo OFDM systems
04/02/2013US8413028 Management of decoding effort in an iterative decoding scenario
04/02/2013US8412271 Boosted, dedicated reference signal
04/02/2013US8412259 Outer loop transmit power control in wireless communication systems
04/02/2013US8411806 Method and apparatus for receiving signals in a MIMO system with multiple channel encoders
04/02/2013US8411805 Joint estimation of channel and preamble sequence for orthogonal frequency division multiplexing systems
04/02/2013US8411804 Digital demodulation of pulse-width modulated signals
04/02/2013US8411803 Method and apparatus for modulation recognition in communication system
04/02/2013US8411802 Iterative estimator and method of channel and noise variance for multiple input multiple output orthogonal frequency division multiplexing system
04/02/2013US8411801 Apparatus and method for estimating inverse channel of repeater's receiving channel
04/02/2013US8411800 TPS decoder for DVB-T television system and receiver using the same