Patents
Sitemap › H04 - Electric communication technique › H04L - Transmission of digital information, e.g. telegraphic communication › H04L 27 - Modulated-carrier systems
Patents for H04L 27 - Modulated-carrier systems (89,721)
11/2012
11/27/2012US8320485 VSB transmission system
11/27/2012US8320483 Radio transmission apparatus, radio reception apparatus, radio transmission-reception system, and method thereof
11/27/2012US8320481 Synchronization method and apparatus for orthogonal frequency division multiplexing system
11/27/2012US8320480 Method for bit-loading in a multi-tone DSL system
11/27/2012US8320473 Data communication system utilizing optimized code table signaling
11/27/2012US8320444 Transmission apparatus and method, reception apparatus and method, and program
11/27/2012US8320301 MIMO WLAN system
11/27/2012US8319569 Quadrature amplitude modulator and quadrature amplitude modulation method
11/27/2012CA2757570C Communication system with multicarrier telephony transport
11/27/2012CA2727541C Featureless coherent chaotic amplitude modulation
11/27/2012CA2542983C Full-duplex radio frequency echo cancellation
11/27/2012CA2501449C Transmit diversity processing for a multi-antenna communication system
11/27/2012CA2465053C Method for interference-free communication during opertation of a jammer
11/27/2012CA2415915C Systems and methods for characterizing transmission lines using broadband signals in a multi-carrier dsl environment
11/24/2012CA2777343A1 Monitoring and activity reporting of enhanced media content
11/22/2012WO2012158961A1 Preamble design for television white space transmissions
11/22/2012WO2012158378A1 Short guard interval with green field preamble
11/22/2012WO2012158083A1 Inter symbol interference reduction by applying turbo equalization mode
11/22/2012WO2012157296A1 Amplifier circuit and wireless communication device
11/22/2012WO2012156874A1 Distributed base station with robust packet interface
11/22/2012WO2012156269A1 Method and device for sparse signal sensing
11/22/2012WO2012155813A1 Method and system for adjusting border of downlink sub-frame
11/22/2012WO2012155763A1 Data sending method, restoring method and device
11/22/2012WO2012155680A1 Method and device for configuring guard interval in communication system
11/22/2012WO2012155636A1 Method and device for data transmission
11/22/2012WO2012155590A1 Method and apparatus for adaptively adjusting pdcch
11/22/2012WO2012155493A1 Method and apparatus for realizing channel information feedback
11/22/2012WO2012155488A1 Method and system for configuring control channel resources
11/22/2012WO2012155463A1 A system synchronization method and device
11/22/2012WO2012155459A1 Method and device for correcting frequency offset
11/22/2012WO2012109156A3 Embedded meta-carrier with spread spectrum via overlaid carriers
11/22/2012US20120294398 Adaptive rf saturation detection in a wireless device implementing multiple wireless protocols
11/22/2012US20120294395 Cancelling interference by determining modulation and coding information embedded in a received spatial stream
11/22/2012US20120294394 Delay detector circuit and receiver apparatus
11/22/2012US20120294392 Short guard interval with green field preamble
11/22/2012US20120294391 Control signal receiver and communication device having the same
11/22/2012US20120294390 Method of selecting metrics and receiver using the same
11/22/2012US20120294389 Clock recovery apparatus and method thereof
11/22/2012US20120294388 Vector modulator
11/22/2012US20120294387 Extended bandwidth digital doherty transmitter
11/22/2012US20120294386 Pulse Harmonic Modulation Systems And Methods
11/22/2012US20120294385 Interference alignment for channel-adaptive waveform modulation
11/22/2012US20120294384 Cyclical obstruction communication system
11/22/2012US20120294381 Multi-User Multiple Input Multiple Output Wireless Communications
11/22/2012US20120294380 Method for selecting user
11/22/2012US20120294378 System and Method for Multi-Power Signaling Device
11/22/2012US20120294349 Interference-weighted communication signal processing systems and methods
11/22/2012US20120294346 High Peak to Average Power Ratio (PAPR) Mitigation in High Speed Data Networks Using Symbol Mapping Adjustment
11/22/2012US20120294337 Self-correlation receiver and transceiver including the same
11/22/2012US20120294296 Preamble configuring method in the wireless lan system, and a method for a frame synchronization
11/22/2012US20120294295 Dual packet configuration for wireless communications
11/22/2012DE102011101763A1 Method for coupling transmission signal phase of active read-modulating data carrier with carrier signal phase of reader, involves performing specific modulation process during transmission of modulated transmitting signal
11/22/2012DE102006017245B4 Datenübertragungsvorrichtung Data transfer device
11/22/2012DE102004008920B4 Sende- und Empfangsanordnung für TD-SCDMA-Mobilfunkgeräte undTD-SCDMA-Mobilfunkgerät und entsprechendes Übertragungsverfahren Transmitting and receiving arrangement for TD-SCDMA mobile devices undTD-SCDMA mobile device and corresponding transmission method
11/21/2012EP2525543A2 Method and apparatus for transmitting control information in a wireless communication system
11/21/2012EP2525542A2 Method and apparatus for transmitting control information in a wireless communication system
11/21/2012EP2525541A2 Method and apparatus for transmitting uplink control information in a wireless communication system
11/21/2012EP2525540A1 Method and apparatus for transmitting downlink pilot
11/21/2012EP2525539A1 Method and apparatus for implementing preamble generation
11/21/2012EP2525538A2 MIMO Precoding in a QAM system
11/21/2012EP2524484A1 Pilot patterns for ofdm systems with multi ple antennas
11/21/2012EP2524444A2 Method for data transfer and data transfer system
11/21/2012CN202551096U Signal emitter
11/21/2012CN202551095U Equalizing device applicable to wireless local area network (LAN) receiver
11/21/2012CN102792656A Method and apparatus for transmitting uplink control information in a wireless communication system
11/21/2012CN102792655A DVB-C2 generation and reception
11/21/2012CN102792654A 矢量调制器 Vector modulator
11/21/2012CN102792653A Method for improving channel estimation performance in dynamic spectrum access multicarrier systems
11/21/2012CN102790747A Mapping method for spacial modulation system
11/21/2012CN102790746A Channel estimation method for OFDM (orthogonal frequency division multiplexing) system
11/21/2012CN102790745A Transmission of mbms in an ofdm communication system
11/21/2012CN102790744A Estimation method for signal interference noise ratio in orthogonal frequency division multiplexing system
11/21/2012CN102790743A Receiver and method
11/21/2012CN102790742A OFDM-based data transmission method and system
11/21/2012CN102790741A Signal detection method and device
11/21/2012CN102790740A Method and device for acquiring signal power of physical uplink control channel
11/21/2012CN102790739A Multi-cell joint ascending cooperative-scheduling method and base station
11/21/2012CN102790738A Frequency offset correcting method and device
11/21/2012CN102790737A Synchronization method and device of system
11/21/2012CN102790736A Methods for transmitting and receiving data and devices for transmitting and receiving data based on orthogonal frequency division multiplexing technology
11/21/2012CN102790628A Acquisition method and device for multipath code phase based on broadcast positioning signal
11/21/2012CN102082756B Mixed carrier CDMA (Code Division Multiple Access) transmission system
11/21/2012CN102025673B Signal processing method, and receiving equipment as well as sending equipment thereof
11/21/2012CN101958853B Radio communication device
11/21/2012CN101925068B OFDM (Orthogonal Frequency Division Multiplexing) dynamic resource allocation method
11/21/2012CN101902431B Dynamic boundary constraint method for OFDM dynamic resource allocation
11/21/2012CN101867460B Signal-to-noise ratio acquisition device, method and communication equipment
11/21/2012CN101848538B Method and equipment for determining SRS transmission bandwidth
11/21/2012CN101827065B Method for reducing transmitted signal peak-to-average power ratio in local single carrier frequency division multiple access system
11/21/2012CN101815043B Channel estimation method in orthogonal frequency division multiple access system
11/21/2012CN101800616B Data relay device, communication device and method
11/21/2012CN101784076B Method for reducing HARQ retransmission time interval in multi-carrier system and base station
11/21/2012CN101771642B Pilot frequency transmission method for dual-user private flow
11/21/2012CN101702699B System and method for reducing LO phase errors
11/21/2012CN101662344B Multi-antenna space frequency block coding downlink transmission method and device thereof
11/21/2012CN101651980B Method for reducing interference in the downlink direction of a cellular radio communication network and corresponding base station
11/21/2012CN101651513B Method and device for processing received signals of wireless communication system terminals
11/21/2012CN101641923B Method of estimating signal-to-noise ratio, method of adjusting feedback information transmission, adaptive modulation and coding method using the same, and transceiver thereof
11/21/2012CN101621488B Method for synchronizing DVB-S2 system receiver full-mode physical layer frame
11/21/2012CN101606356B Method for transmitting channel quality information based on differential scheme
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