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)
11/2007
11/28/2007CN101080018A Device and method for transmitting frame
11/28/2007CN101079981A Method and apparatus for digital automatic gain control
11/28/2007CN101079866A OFDM demodulator, receiver and method
11/28/2007CN101079865A Interweaving method and discrete fourier transform
11/28/2007CN101079864A OFDM receiver
11/28/2007CN101079863A Frequency domain balancer design method in orthogonal frequency division multiplexing system
11/28/2007CN101079862A OFDM receiver
11/28/2007CN101079861A Methods and apparatus for circulation transmissions for OFDM-based MIMO systems
11/28/2007CN101079860A Data stream allocation system of digital broadcast transmitter and its allocation method
11/28/2007CN101079859A Frequency domain dispatching method and device
11/28/2007CN101079858A A method for utilizing the synchronization header pre-distortion to eliminate frequency deviation in communication system
11/28/2007CN101079857A A carrier residual frequency deviation tracking method based on OFDM system
11/28/2007CN101079856A Alternation and matching method of RF integrated circuit IQ signal
11/28/2007CN101079674A A water sound communication method of shallow sea remote horizontal channel
11/28/2007CN101079653A PN SN blind estimation method and device
11/28/2007CN101079628A Frequency synthesizer and signal forming method
11/28/2007CN100352243C TD-SCDMA system multi-carrier high-speed downstream packet access realization method
11/28/2007CN100352242C Method and apparatus for buffering data samples in software based ADSL modem
11/28/2007CN100352193C Resynchronous method for mobile wireless receiver in converting situation between two different modulating method
11/28/2007CN100352171C Apparatus and method for enhancing a reception rate of a receiver with AGC
11/28/2007CN100351845C Amplifier modulation
11/27/2007US7302379 DSL system estimation and parameter recommendation
11/27/2007US7302240 Communication apparatus
11/27/2007US7302238 Transmit diversity system, method and computer program product
11/27/2007US7302235 Synchroniser
11/27/2007US7302228 Wireless communication system
11/27/2007US7302022 Automatic gain control device and method in orthogonal frequency division multiplexing system with DC offset compensation function, and recording medium storing program containing the method
11/27/2007US7302021 Digital broadcast receiving apparatus
11/27/2007US7302020 Encoded multi-access bus system and method
11/27/2007US7302018 Iterative detection in MIMO systems
11/27/2007US7302017 System and method for adaptive matched filter signal parameter measurement
11/27/2007US7302014 Timing recovery in a transmission system
11/27/2007US7302013 Multi-mode variable rate digital satellite receiver
11/27/2007US7302012 Apparatus and method for symbol combining in a mobile communication system
11/27/2007US7302011 Quadrature frequency doubling system
11/27/2007US7302010 Method for handling data transmissions within a modem
11/27/2007US7301994 Modulation apparatus for reducing time delay of on-channel repeater in terrestrial digital TV broadcasting system
11/27/2007US7301991 Fading frequency decision device and method
11/27/2007US7301969 OFDM transmitting apparatus, receiving apparatus and transmitting system and signal structure of transmission signal for use in the same
11/27/2007US7301891 Apparatus and method for reducing peak-to-average power ratio in an orthogonal frequency division multiplexing system
11/27/2007US7301890 STFBC coding/decoding apparatus and method in an OFDM mobile communication system
11/22/2007WO2007133319A1 Frequency translation module data clamp
11/22/2007WO2007133237A1 Hybrid modulus blind equalization for quadrature amplitude modulation (qam) receivers
11/22/2007WO2007133189A2 Methods and agents for detecting parechovirus
11/22/2007WO2007133187A2 High-density optical fiber slotted cores and slotted core cables
11/22/2007WO2007133149A1 A method and a device in a generic media platform
11/22/2007WO2007133051A2 A method of implementing superposition coding for a forward link in a wireless commnication system
11/22/2007WO2007133041A1 Apparatus and method for allocating resources in an orthogonal frequency division multiple access mobile communication system
11/22/2007WO2007132313A2 Feedback frame structure for subspace tracking precoding
11/22/2007WO2007131908A1 Resource allocation for ofdm transmission with subcarriers partitioning and bilateral cell subcarriers exchange
11/22/2007WO2007131419A1 A method and system for transmitting broadcast multicast service
11/22/2007WO2007131413A1 An allocation method of time-frequency resources and the apparatus and wireless communication system thereof
11/22/2007WO2007094519A3 Radio-communication device and radio-communication method
11/22/2007WO2007084482A3 Methods and apparatus for mapping an uplink control channel to a physical channel in a single carrier frequency division multiple access system
11/22/2007WO2007046061A3 Polar modulation apparatus and method using fm modulation
11/22/2007WO2006031686A3 Systems and methods for multistage signal detection in mimo transmissions and iterative detection of precoded ofdm
11/22/2007US20070268987 Method for digital wireless communications
11/22/2007US20070268986 Wireless communication device
11/22/2007US20070268985 Systems and methods for transmitting data
11/22/2007US20070268979 Digital Broadcasting Transmission/Reception Devices Capable of Improving a Receiving Performance and Signal Processing Method thereof
11/22/2007US20070268978 Carrier offset estimator
11/22/2007US20070268976 Frequency offset correction for an ultrawideband communication system
11/22/2007US20070268960 Systems and methods for signal acquistion in navigational satellite signal receivers
11/22/2007US20070268881 High data throughput wlan frame format
11/22/2007US20070268871 Carrier frequency offset estimation preamble symbols
11/22/2007CA2651123A1 Methods and agents for detecting parechovirus
11/22/2007CA2650461A1 Frequency hopping of pilot tones
11/21/2007EP1858216A1 Use of a Delta-Sigma Modulator in the Amplitude Path for Polar Modulation
11/21/2007EP1858215A1 Dual carrier modulation (DCM) demapping method and demapper
11/21/2007EP1858207A1 Multiplexing octets from a data flow over MPEG packets
11/21/2007EP1858189A2 Constellation rearrangement for transmit diversity schemes
11/21/2007EP1858186A1 Radio receiver apparatus and radio transmitter apparatus
11/21/2007EP1858172A1 Communications device used in CDMA
11/21/2007EP1856878A1 Method and apparatus for decoding data in a layered modulation system
11/21/2007EP1856877A1 Methods for receiving and transmitting signals in a multicarrier system
11/21/2007EP1856876A1 Fine timing acquisition
11/21/2007EP1856875A1 Efficient employment of digital upsampling using ifft in ofdm systems for simpler analog filtering
11/21/2007EP1856874A1 An efficient method to compute one shot frequency estimate
11/21/2007EP1856873A1 Timing synchronization and channel estimation at a transition between local and wide area waveforms using a designated tdm pilot
11/21/2007EP1856872A1 Method and apparatus for transmitting signals in a multicarrier system
11/21/2007EP1856871A1 Method for the iterative reception of a multicarrier signal with interference cancellation, and corresponding receiver and computer program
11/21/2007EP1856870A1 Method for the flexible demodulation of estimated complex symbols
11/21/2007EP1856868A2 Symbol timing corrections in a multi carrier system by using the channel estimation
11/21/2007EP1856816A1 Methods and apparatus for antenna control in a wireless terminal
11/21/2007EP1856814A1 Systems and methods for beamforming in multi-input multi-output communication systems
11/21/2007EP1856798A1 Measurement circuit and method for measuring the level of an rf signal, and a transmitter including a measurement circuit
11/21/2007EP1856797A2 Wireless communications device performing block equalization based upon prior, current and/or future autocorrelation matrix estimates and related methods
11/21/2007EP1856627A2 Fast fourier transform processing in an ofdm system
11/21/2007EP1856626A2 Fast fourier transform twiddle multiplication
11/21/2007EP1808026A4 Tps decoder in an orthogonal frequency division multiplexing receiver
11/21/2007EP1552641B1 Optimum interpolator method and apparatus for digital timing adjustment
11/21/2007EP1530843B1 Selection between two different coding schemes and corresponding modulation shemes according to the allowable transmission delay of the data
11/21/2007EP1039708B1 Circuit for capturing frame sync signal in receiver
11/21/2007CN200980092Y A frequency shift keying demodulator based on the locked loops of a password lock
11/21/2007CN101077022A Communication terminal apparatus, control station, and multicarrier communication method
11/21/2007CN101076987A Method and device for identifying the modulation format of a received signal
11/21/2007CN101076986A System and method for adaptive modulation
11/21/2007CN101076985A Programmable signal processing circuit and modeming method
11/21/2007CN101076967A Intelligent equipment net shaped network through power line and radio frequency communication
11/21/2007CN101076966A Method for inhibiting carrier interference of orthogonal frequency-division multiplexing telecommunication system
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