Patents for H04L 27 - Modulated-carrier systems (89,721)
08/2011
08/04/2011US20110188616 Radio transmitting apparatus and radio transmission method
08/04/2011US20110188615 Apparatus and method for detecting signal in a spatial multiplexing multiple input multiple output communication system
08/04/2011US20110188614 Simplified acquisition apparatus and method for a bluetooth receiver
08/04/2011US20110188613 Compact pulse shaping for QM-MSK and PAM/QAM reception
08/04/2011US20110188610 Signal processing device, method and receiving device
08/04/2011US20110188609 Radio receiver
08/04/2011US20110188608 Semiconductor integrated circuit and broadcast receiver
08/04/2011US20110188607 Simplified high frequency tuner and tuning method
08/04/2011US20110188606 Apparatus for receiving differential signal using a differential amplifier
08/04/2011US20110188605 Framing method and a framing device of the common interleaved frame
08/04/2011US20110188604 Digital Modulator and Digital-to-Analog Conversion Techniques Associated Therewith
08/04/2011US20110188603 Compact pulse shaping for QM-MSK and PAM/QAM transmission
08/04/2011US20110188602 Pilot pattern design for a sttd scheme in an ofdm system
08/04/2011US20110188601 Apparatus for generating frequency signal
08/04/2011US20110188600 Sequence Transition Point Determining Method and Apparatus Thereof
08/04/2011US20110188598 Method and apparatus of transmitting a spatial stream for mu - mimo in a wireless local area network system
08/04/2011US20110188594 Method and apparatus for transmitting signals
08/04/2011US20110188593 Mobile station apparatus, mobile communication system and transmission method
08/04/2011US20110188592 Base station and method for transmitting downlink reference signals for mimo channel estimation
08/04/2011US20110188591 Method and Apparatus for Impairment Correlation Estimation in MIMO Systems
08/04/2011US20110188590 Method and System for Providing Broadband Access to a Data Network Via Gas Pipes
08/04/2011US20110188589 Multiplexing device and method for orthogonal frequency division multiplexing system
08/04/2011US20110188588 Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal
08/04/2011US20110188587 Mimo related signaling in wireless communication
08/04/2011US20110188585 Mobile communication system, transmission apparatus, receiving apparatus and method
08/04/2011US20110188566 Post-equalization amplitude latch-based channel characteristic measurement
08/04/2011US20110188563 Method and arrangement in a telecommunication system
08/04/2011US20110188557 Method, device and computer readable medium for determining whether transmission signals are present in received signals
08/04/2011US20110188550 High-performance faster-than-nyquist (ftn) signaling schemes
08/04/2011US20110188546 Wireless transmit/receive unit (wtru) for carrier offset recovery
08/04/2011US20110188544 Interference Classification with Minimal or Incomplete Information
08/04/2011US20110188541 High bandwidth data transport system
08/04/2011US20110188518 Coded bit padding
08/04/2011US20110188482 Enhancements to the mu-mimo vht preamble to enable mode detection
08/04/2011US20110188467 User device, base station, and communication method for mobile communication system
08/04/2011US20110188438 Reference signal transmission method for downlink multiple input multiple output system
08/04/2011US20110187587 Receiver test circuits, systems and methods
08/04/2011US20110187579 Method and device for transmission, method and device for reception, and method and device for detecting target object
08/04/2011DE102011003611A1 Digitaler Modulator und ihm zugeordnete Digital-Analog-Wandlungstechniken The digital modulator and its associated digital-to-analog conversion techniques
08/03/2011EP2352351A1 Control station apparatus, transmitter station apparatus, communication method and communication system
08/03/2011EP2352267A1 Method for mapping resource cells
08/03/2011EP2352266A2 Method for efficiently transmitting physical channel in multi-carrier aggregation state to support broadband
08/03/2011EP2352246A1 Multi-user mimo system, receiver apparatus and transmitter apparatus
08/03/2011EP2351400A1 Systems and etiquette for home gateways using white space
08/03/2011EP2351306A2 Orthogonal reference signals with different bandwidth and overlapping spectrum
08/03/2011EP2351305A2 Multi state with continuous phase modulation process and transmitter for this procces
08/03/2011EP2351284A2 Data reception wih interference cancellation in a relay communication network
08/03/2011EP2351274A2 Channel quality reporting for groups of carriers in a multi-carrier system
08/03/2011EP2351241A1 Transmission method taking echo into account
08/03/2011EP2351207A1 Radio frequency modulator
08/03/2011EP2223487B1 Fsk receiver for a hearing aid and a method for processing an fsk signal
08/03/2011EP2156632B1 Determining a channel matrix by measuring interference
08/03/2011EP2135383B1 Device and method for determining a transmission behavior of sub-channels
08/03/2011EP1733550B1 High speed multiple loop dsl system
08/03/2011EP1553751B1 Digital signal processing reception device and method
08/03/2011EP1248401B1 Ofdm communication apparatus and ofdm communication method
08/03/2011EP1111866B1 Carrier reproducing circuit
08/03/2011DE202004021844U1 Vorrichtung zur paketorientierten Übertragung für ein WLAN Apparatus for packet-oriented transmission for a WLAN
08/03/2011CN201919022U 用于soqpsk恒包络调制方式的解调装置 Demodulation means soqpsk constant envelope modulation scheme used
08/03/2011CN201919021U 一种载波转换接力装置 A Carrier Frequency conversion relay device
08/03/2011CN1973431B Integrated analog video receiver
08/03/2011CN1825855B Radio integrated circuit and radio communication method
08/03/2011CN102144378A Polar transmitter
08/03/2011CN102144364A SC-fdma transmission device and SC-FDMA transmission signal formation method
08/03/2011CN102143574A Timing synchronization method suitable for IEEE (Institute of Electrical and Electronic Engineers) 802.16m preamble structure
08/03/2011CN102143531A Carrier management method, base station and system for carrier aggregation system
08/03/2011CN102143518A Improved radio-link reliability using multi-carrier capability
08/03/2011CN102143119A Method and system for transmission of orthogonal frequency division multiplexed symbols
08/03/2011CN102143118A Hybrid orthogonal frequency division multiple access system and method
08/03/2011CN102143117A Time-frequency synchronization joint estimation method based on multi-carrier receiver of digital television media broadcast (DTMB) system
08/03/2011CN102143116A Orthogonal frequency division multiplexing (OFDM) signal cyclostationarity-based blind signal to noise ratio estimation method
08/03/2011CN102143115A Partial symmetric extension discrete Fourier transform-based channel estimation method
08/03/2011CN102143114A Method and apparatus for reducing peak to average power ratio using peak windowing
08/03/2011CN102143113A Channel estimation method and device
08/03/2011CN102143112A Receiver and receiving method
08/03/2011CN102143111A Demodulation method for bipolar chaos shift keying communication system
08/03/2011CN102143110A Digital modulator and digital-to-analog conversion techniques associated therewith
08/03/2011CN102143109A Modem architecture
08/03/2011CN102143104A Time domain adaptive decision feedback equalizer with double overlay structures
08/03/2011CN102143102A Preamble design-based cooperative diversity orthogonal frequency division multiplexing (OFDM) timing and frequency offset estimation method
08/03/2011CN102143101A Mirror-extended frequency domain windowing orthogonal frequency division multiple access channel estimation method
08/03/2011CN102143099A Channel estimation method and device
08/03/2011CN102143098A Channel estimation method and channel estimation device in orthogonal frequency division multiplexing system
08/03/2011CN102142950A Communication device and communication method
08/03/2011CN102142902A Method and device for realizing direct detection and coherent detection
08/03/2011CN102142875A Adaptive bit loading and power allocation method for broadband CoMP (coordinative multiple point) transmission
08/03/2011CN102142864A Broadband communication device for long-distance high-speed power line
08/03/2011CN102142858A Range extension techniques for a wireless local area network
08/03/2011CN101567871B Method and device for improving ACLR index
08/03/2011CN101547176B Device for realizing 802.11nMIMO technology in cable network
08/03/2011CN101515912B Detecting method for various interference signals of DS-CDMA system based on converting identifying schemes
08/03/2011CN101513042B Demodulation device, demodulation device control method
08/03/2011CN101488939B Method, apparatus and receiver for implementing symbol synchronization in wireless communication system
08/03/2011CN101483625B Dispreading apparatus based on MSK differential detection and demodulation, and dispreading method thereof
08/03/2011CN101478520B Descramble method and apparatus
08/03/2011CN101331728B Transmission circuit and communication apparatus employing the same
08/03/2011CN101232349B Method for fast generating QAM bit confidence coefficient soft adjudicate measurement
08/03/2011CN101222465B Receiving apparatus, receiving method, and program
08/03/2011CN101213807B System and method for adapting a cyclic prefix in an orthogonal frequency division multiplexing (OFDM) system
08/03/2011CN101138214B Signal converter for converting a start signal into a final signal and method for converting a start signal into an end signal