Patents for H04L 27 - Modulated-carrier systems (89,721)
06/2013
06/04/2013US8457228 System and method of communication using at least two modulation methods
06/04/2013US8457226 Crest factor reduction for OFDM communications systems by transmitting phase shifted resource blocks
06/04/2013US8457224 Apparatus for channel estimation, apparatus for equalization and method for equalization
06/04/2013US8457222 Method for estimating channel statistics in an OFDM receiver
06/04/2013US8457220 Multi-input multi-output-orthogonal frequency division multiplexing transceiving method and apparatus
06/04/2013US8457218 Protection of communication systems against repetitive electrical impulse noise
06/04/2013US8457217 Method of dynamic control of the focusing of a signal pre-equalized by time reversal
06/04/2013US8457216 Communication via a multimode constellation
06/04/2013US8457191 Adaptive equalizer and related methods
06/04/2013CA2523118C Wideband multi-channel quadrature amplitude modulation of cable television signals
05/2013
05/30/2013WO2013077838A1 Wireless device and method for low power and low data rate operation
05/30/2013WO2013077677A1 Method and wireless device for monitoring control channel
05/30/2013WO2013077554A1 Method and device for transmitting/receiving transmission mode information on user terminal in inter-band tdd transmission scheme
05/30/2013WO2013077517A1 Method for transmitting downlink control channel by base station in wireless communication system, and device therefor
05/30/2013WO2013077507A1 Apparatus and method of compensating for i/q imbalance in direct up-conversion system
05/30/2013WO2013075758A1 Automatic fsk tuning circuit for a hearing aid and method
05/30/2013WO2013075278A1 Frequency offset estimation and channel estimation method and system
05/30/2013WO2013025050A3 Method and apparatus for decoding data in wireless communication system
05/30/2013WO2013022261A9 Extension of physical downlink control channels in a communication system
05/30/2013WO2013022260A3 Method and user equipment for transmitting uplink control information
05/30/2013WO2013019083A3 Method and apparatus for transmitting downlink hybrid automatic repeat request information in wireless communication system
05/30/2013US20130136214 Scaling decision device and method for deciding scaling value used in normalization of signal
05/30/2013US20130136212 Digital broadcast receiver
05/30/2013US20130136211 RF Front-End for Intra-Band Carrier Aggregation
05/30/2013US20130136210 Metric Corrections for Demodulators Using Serial Localization with Indecision
05/30/2013US20130136209 Active General Purpose Hybrid
05/30/2013US20130136205 Adaptive Two-Dimensional Channel Interpolation
05/30/2013US20130136204 Turbine meter pre-scaling terminal block electronics
05/30/2013US20130136198 System and method for adaptive time synchronization
05/30/2013US20130136196 Wireless Communication Apparatus and Method
05/30/2013US20130136195 System and method of data communications between electronic devices
05/30/2013US20130136161 Transmitter control in communication systems
05/30/2013US20130136160 System and method for descrambling the phase of carriers in a multicarrier communications system
05/30/2013US20130136157 Method for transmitting and receiving wireless signal in wireless communication system and apparatus for the same
05/30/2013US20130136111 Signaling for wireless communications
05/30/2013US20130136017 OFDM Communications System
05/30/2013CA2856572A1 Automatic fsk tuning circuit for a hearing aid and method
05/29/2013EP2597916A1 Delivery of multicast and uni-cast services in an ofdma system
05/29/2013EP2597915A1 Method and apparatus for transmitting positioning reference signal in wireless communication system
05/29/2013EP2597907A1 Method for data modulation, demodulation and method, device and system for frequency spectrum management
05/29/2013EP2597837A1 Improved cell interleaving and component separation for rotated constellations
05/29/2013EP2597836A1 Method and base station for scheduling control
05/29/2013EP2597834A2 Pilot design for universal frequency reuse in cellular orthogonal frequency-division multiplexing systems
05/29/2013EP2597780A1 Time and frequency acquisition and tracking for OFDMA wireless systems
05/29/2013DE102011122871B4 Verfahren zur Analyse eines über ein Übertragungsmedium übertragenen Mischsignals, Signalanalysator, Analysatorfinger-Hardwaremodul und Computerprogramm A method of analyzing a transmitted composite signal via a transmission medium, signal analyzer, Analysatorfinger hardware module and computer program
05/29/2013DE102011114285B4 Verfahren zur Analyse eines über ein Übertragungsmedium übertragenen Mischsignals, Signalanalysator, Analysatorfinger-Hardwaremodul und Computerprogramm A method of analyzing a transmitted composite signal via a transmission medium, signal analyzer, Analysatorfinger hardware module and computer program
05/29/2013CN202957821U Demodulated signal processing platform based on compact peripheral component interconnect (PCI) interface
05/29/2013CN103125094A Efficient signaling of discontinuous transmission
05/29/2013CN103125083A Method and apparatus for feedback in multi-user multiple-input multiple-output (MU-MIMO) communication system
05/29/2013CN103125070A Power series digital predistorter and control method thereof
05/29/2013CN103124413A Communication terminal, and channel quality measuring method and device
05/29/2013CN103124251A Method and device of lowering PAPR (peak to average power ratio) of 60 GHz communication system based on LDPC (low density parity check) coding mechanism
05/29/2013CN103124250A Receiving device, signal processing device, and signal processing method
05/29/2013CN103124249A Carrier tracking without pilots
05/29/2013CN103124248A Relay node physical downlink shared channel configuration method and device for achieving the same
05/29/2013CN103124247A Signal demodulating system, receiver and demodulation filtering method
05/29/2013CN103124246A Method and related device used for wireless network receiving end in response to frequency deviation
05/29/2013CN103124243A Method and apparatus for enhanced channel estimation using a frame based compensation of changes of the communication channel
05/29/2013CN103124182A File download and streaming system
05/29/2013CN102255864B Low-complexity general sampling recovery method and device
05/29/2013CN102118185B Bimodule low-voltage carrier wave modulation method and device used for electric centralized meter reading
05/29/2013CN102104575B Carrier communication method and system for BFSK (Binary Frequency Shift Keying) spread-spectrum power line
05/29/2013CN102017556B Frame sync detecting circuit and FSK receiver using the same
05/29/2013CN102006252B Single-tone signal identification method
05/29/2013CN101843066B System and method for improved scheduling for time-frequency slicing
05/29/2013CN101741791B Estimation method and estimation device thereof
05/29/2013CN101471913B Method of signal multiplexing and transmitter in radio communication system
05/29/2013CN101379789B Method for uplink multiuser OFDM with constrained inputs
05/29/2013CN101371609B Localized and distributed transmission
05/29/2013CN101341775B Methods and apparatus for communicating control information
05/29/2013CN101321046B Method, device and system for communicating data in xDSL system
05/29/2013CN101194481B Pilot transmission method and device in OFDM system
05/29/2013CN101142775B Radio communication device
05/28/2013USRE44244 Dynamic wireless link adaptation
05/28/2013US8451961 Method of reducing interference
05/28/2013US8451960 Transmitter gain control and calibration
05/28/2013US8451959 Blind frequency-offset estimation for spatially correlated signal
05/28/2013US8451957 System and method for time synchronization of OFDM-based communications
05/28/2013US8451955 Receiving apparatus, transmitting apparatus, reception method, and transmission method
05/28/2013US8451952 Iterative decoding and demodulation with feedback attenuation
05/28/2013US8451951 Channel classification and rate adaptation for SU-MIMO systems
05/28/2013US8451950 Method and apparatus adapted to demodulate a data signal
05/28/2013US8451949 Clock-data recovery and method for binary signaling using low resolution ADC
05/28/2013US8451947 Burst demodulator
05/28/2013US8451945 Method and apparatus for transmitting data with time diversity and/or time-frequency diversity, and pattern-generating method to be used in the same
05/28/2013US8451940 Interactive compression with multiple units of compression state information
05/28/2013US8451939 Radio communication apparatus
05/28/2013US8451937 Time slicing techniques for variable data rate encoding
05/28/2013US8451936 Method and system for performing distance measuring and direction finding using ultrawide bandwidth transmissions
05/28/2013US8451935 Transmission device, communication system, transmission method and program
05/28/2013US8451934 Method and system for increasing throughput of a wireless channel using multipath transmission
05/28/2013US8451916 Relay-based communication system and method processing signal without cyclic prefix
05/28/2013US8451915 Efficient uplink feedback in a wireless communication system
05/28/2013US8451914 Methods and apparatus for using tones in a wireless communication system
05/28/2013US8451382 Systems and methods for cable equalization
05/28/2013US8451282 Method and apparatus for accessing image data
05/28/2013US8451097 RFID interrogator with improved symbol decoding and methods based thereon
05/28/2013US8450877 Communication across an inductive link with a dynamic load
05/28/2013CA2681625C Methods and apparatus for initial acquisition gain control in a communication system
05/28/2013CA2655031C Dynamic frequency allocation and modulation scheme for control information