Patents for H04L 27 - Modulated-carrier systems (89,721)
06/2010
06/16/2010CN101023690B 无线通信控制设备和无线通信方法 The wireless communication control apparatus and wireless communication method
06/15/2010USRE41380 Constrained-envelope digital-communications transmission system and method therefor
06/15/2010US7738619 Transmitter
06/15/2010US7738616 Phase tracking system
06/15/2010US7738608 Equalized modulation demodulation (modem) format selectable multi antenna system
06/15/2010US7738605 Method and apparatus for adjusting receiver gain based on received signal envelope detection
06/15/2010US7738604 Modulation-type discrimination in a wireless local area network
06/15/2010US7738603 Decision feedback equalizer and method used in digital television receiver
06/15/2010US7738602 Channel estimation and sequence for the reception of optical signal
06/15/2010US7738601 Coding and decoding packetized data
06/15/2010US7738600 Digital phase locked loop
06/15/2010US7738599 Method and circuit for generating an auxiliary symbol for adjusting a QAM demodulator
06/15/2010US7738596 High speed data service via satellite modem termination system and satellite modems
06/15/2010US7738595 Multiple input, multiple output communications systems
06/15/2010US7738592 Wireless communication apparatus and wireless communication method
06/15/2010US7738591 System and method for setting phase reference points in continuous phase modulation systems by providing pilot symbols at a location other than the location of the phase reference point
06/15/2010US7738590 Radio communication apparatus capable of switching modulation schemes
06/15/2010US7738589 Digital broadcasting transmission/reception capable of improving a receiving performance and a signal processing method thereof
06/15/2010US7738588 Arrangement comprising a first semiconductor chip and a second semiconductor chip connected thereto
06/15/2010US7738587 Method and apparatus for layered modulation
06/15/2010US7738586 Wireless communication device and method for reducing in-band interference in a GPS receiver
06/15/2010US7738579 Systems and methods for adaptive bit loading in a multiple antenna orthogonal frequency division multiplexed communication system
06/15/2010US7738576 Communication system for transmitting and receiving a communication signal having an intra-guard-interval
06/15/2010US7738572 Orthogonal frequency division multiplexing (OFDM) receiver capable of correcting in-phase and quadrature-phase mismatch and method thereof
06/15/2010US7738571 Method and communication system device for the generation or processing of OFDM symbols in a transmission system with spread user data
06/15/2010US7738570 Sender, receiver and method of transferring information from a sender to a receiver
06/15/2010US7738569 Ultra-wideband (UWB) secure wireless device pairing and associated systems
06/15/2010US7738510 Digital communication method and system
06/15/2010US7738437 Physical layer structures and initial access schemes in an unsynchronized communication network
06/15/2010US7738428 Multiple-input, multiple-output (MIMO) systems with multiple transmission modes
06/15/2010US7737799 Digital phase modulator and corresponding method
06/10/2010WO2010065832A2 System and method of generating soft bits
06/10/2010WO2010065164A1 Input signal combiner system and method
06/10/2010WO2010065100A2 Method and apparatus for transmitting and receiving fec frame headers
06/10/2010WO2010064968A1 Method and arrangement in a communication network system
06/10/2010WO2010064857A2 Method and apparatus for transmitting control information in wireless communication system
06/10/2010WO2010064854A2 Method for transmitting and receiving downlink reference signals in a wireless communication system having multiple antennas
06/10/2010WO2010064852A2 Method and apparatus for generating pseudo random sequence in broadband wireless communication system
06/10/2010WO2010064847A2 Method for receiving conrol information in wireless communication system and apparatus therefor
06/10/2010WO2010064794A2 Method for transmitting and receiving a comp reference signal in a multi-cell environment
06/10/2010WO2010064791A2 Apparatus and method for controlling gain of polar transmitter
06/10/2010WO2010064788A2 Method and apparatus for transmitting signals
06/10/2010WO2010064451A1 Sampling circuit and receiver utilizing the same
06/10/2010WO2010063736A1 Correction of quadrature errors
06/10/2010WO2010030479A3 Method and apparatus for optimizing downlink transmission in a wireless communication network
06/10/2010WO2009120943A3 Message signalling via selection of one of multiple subcarriers in a symbol period or selection of one of multiple symbol periods on one subcarrier
06/10/2010WO2009113014A3 Data processing system
06/10/2010US20100144326 Method and a Device for Receiving Data in a Mobile Communication Device in a Broadcast System
06/10/2010US20100142975 Hybrid balanced coding scheme
06/10/2010US20100142663 Apparatus and method for receiving signal in wireless communication system using multi antenna
06/10/2010US20100142662 Adaptive control based on retrospective cost optimization
06/10/2010US20100142661 Device for gain control and method for receiving signal
06/10/2010US20100142660 Digital frequency locked delay line
06/10/2010US20100142659 System and method for fft window timing synchronization for an orthogonal frequency-division multiplexed data stream
06/10/2010US20100142658 Apparatus and method for removing common phase error in a dvb-t/h receiver
06/10/2010US20100142657 Selection scheme for selecting a peak in a correlation signal
06/10/2010US20100142656 Apparatus and method for signal detection using log likelihood ratio
06/10/2010US20100142655 System and method for radio signal reconstruction using signal processor
06/10/2010US20100142654 Method and apparatus for signal detection based on mmse in mimo communication system
06/10/2010US20100142653 A/d conversion apparatus, a/d conversion method, and communication apparatus
06/10/2010US20100142652 Demodulator with signal preconditioner
06/10/2010US20100142651 Frame-based carrier frequency and phase recovery system and method
06/10/2010US20100142650 Apparatus and Method for Adaptive Rotation Angle Control, Wireless Apparatus, and Computer Program
06/10/2010US20100142648 Apparatus and method for i/q mismatch calibration
06/10/2010US20100142647 Method for processing a sampled rectified ultra wide band signal
06/10/2010US20100142645 Communication Apparatus and Communication Method
06/10/2010US20100142644 Hierarchical Modulation
06/10/2010US20100142643 Multi-carrier signal transmitter, multi-carrier signal receiver, and method of transmitting and receiving multi-carrier signal
06/10/2010US20100142642 Method for transmitting uplink control information in multiple-input multiple-output system
06/10/2010US20100142641 Method for processing a digital signal in a digital delta-sigma modulator, and digital delta-sigma modulator therefor
06/10/2010US20100142639 Data communication system, data decoding apparatus and method therefor
06/10/2010US20100142638 Multiplexing of real time services and non-real time services for ofdm systems
06/10/2010US20100142637 Transmitter compensation in decoding of intensity modulated optical ofdm with direct detection
06/10/2010US20100142635 Method and apparatus for correcting linear error phase of an ofdm signal
06/10/2010US20100142634 Pilot allocation in single frequency network
06/10/2010US20100142633 Method and system for communication channel optimization in a multiple-input multiple-output (mimo) communication system
06/10/2010US20100142632 Frequency synchronization apparatus and method in ofdm system
06/10/2010US20100142631 Portable communications device with demodulation correction and related methods
06/10/2010US20100142630 Multicarrier transmitting apparatus, multicarrier receiving apparatus, and their methods
06/10/2010US20100142610 Partial response receiver
06/10/2010US20100142609 Reception Station, Communication System And Transmission Diversity Control Method
06/10/2010US20100142608 Transmitting/receiving system and method of processing broadcast signal in transmitting/receiving system
06/10/2010US20100142607 Methods and Systems for Transmitting Data by Modulating Transmitter Filter Coefficients
06/10/2010US20100142605 Communications device including a filter for notching wideband transmit signals and associated methods
06/10/2010US20100142603 Testing of Elements Used in Communication Links
06/10/2010US20100142600 Method and device for reducing transmission power of packet oriented data and communication system comprising such device
06/10/2010US20100142599 System and Method for Employing a Six-Bit Rank 1 Codebook for Four Transmit Antennas
06/10/2010US20100142598 Wireless Frequency-Domain Multi-Channel Communications
06/10/2010US20100142594 Method of processing an rf signal
06/10/2010US20100142518 Hierarchical Data Collection Network Supporting Packetized Voice Communications Among Wireless Terminals and Telephones
06/10/2010US20100142503 Hierarchical Data Collection Network Supporting Packetized Voice Communications Among Wireless Terminals And Telephones
06/10/2010US20100142475 Method of transmittingg control informatioon wireless
06/10/2010US20100142463 Frame-based on-demand spectrum contention protocol-messaging method
06/10/2010US20100142363 Method and apparatus for transmitting control information in wireless communication system
06/10/2010DE102009044731A1 Sperrung von Quadrierungsverlusten für niedrige Signalpegel in Positionsbestimmungssystemen Blocking of Quadrierungsverlusten for low signal levels in positioning systems
06/10/2010DE102009016752A1 Verfahren und Vorrichtung zur Rekonstruktion eines Sendesignals in einem differentiell modulierten OFDM-Übertragungssystem Method and device for reconstruction of a transmitted signal in a differentially modulated OFDM transmission system
06/10/2010DE102004018556B4 Verfahren zur Datenkommunikation zwischen einer Basisstation und einem Transponder A method for data communication between a base station and a transponder
06/10/2010CA2745253A1 Correction of quadrature errors
06/09/2010EP2194752A1 Wireless programmable subscriber unit
06/09/2010EP2194685A1 Signal generation device and method