Patents for H04L 27 - Modulated-carrier systems (89,721)
07/2006
07/13/2006WO2006072662A1 Uplink communication in gsm/edge system
07/13/2006WO2006048597A3 Method and system for computing log-likelihood ratios for coded quadrature amplitude modulated signals
07/13/2006WO2006040665A3 Receiver apparatus, and associated method, for operating upon data communicated in a mimo, multi-code, mc-cdma communication system
07/13/2006WO2005062698A3 System and method for managing protocol network failures in a cluster system
07/13/2006US20060155392 Method and a tool for allocating computational resources in a distributed control system
07/13/2006US20060154684 Method and apparatus for adaptive carrier allocation and power control in multi-carrier communication systems
07/13/2006US20060154637 Method for estimating a carrier leak, an estimator and modulation system provided with automatic control of a carrier using said system
07/13/2006US20060154624 Transmission device, transmission method , and storage medium
07/13/2006US20060154622 Clipping of transmission signal
07/13/2006US20060154621 Method for transmitting signals in a radio communication system
07/13/2006US20060154612 Radio communication system and radio communication method
07/13/2006US20060153324 Modulation of a pilot carrier, and means to perform this modulation
07/13/2006US20060153317 Digital video broadcasting terrestrial receivers and methods that select channels and fast fourier transform windows
07/13/2006US20060153316 Fsk receiver having a variable threshold slicer stage and corresponding method
07/13/2006US20060153315 Lower complexity layered modulation signal processor
07/13/2006US20060153314 Method and apparatus for tailoring carrier power requirements according to availability in layered modulation systems
07/13/2006US20060153308 Method and system for dynamic interleaver adaptation scheme in VDSL
07/13/2006US20060153284 Method and apparatus for a frequency agile variable bandwidth transceiver
07/13/2006US20060153279 Sub-banded ultra-wideband communication system
07/13/2006US20060153176 Computer-based multifunctional personal communication system with caller ID
07/13/2006US20060153128 Transmitting information using multiple carriers
07/13/2006US20060153106 Power control of digital subscriber line
07/13/2006US20060153061 Multi-carrier communication device and feedback information communication method
07/13/2006US20060153060 Method of reducing feedback channel state information within adaptive ofdma system and adaptive ofdma system using the same
07/13/2006DE10296741B4 Kombinierter Empfänger für die Reifendrucküberwachung und den fernbedienbaren, schlüssellosen Türzutritt Combined receiver for the tire pressure monitoring and remote controlled keyless door entry
07/13/2006DE102004062827A1 Dualband-WLAN-Kommunikations-Frequenzsynthesizertechnik Dual-band wireless communication frequency synthesizer technology
07/12/2006EP1679850A2 Pilot-based channel estimation method for mc-cdma system
07/12/2006EP1679849A1 OFDM communication apparatus and method, wherein the pilot symbols are weighted in order to reduce the peak to average power ratio
07/12/2006EP1679814A2 Apparatus and method for transmitting fast feedback information in a wireless communication system
07/12/2006EP1679813A1 Transmitter apparatus, communication system, and communication method
07/12/2006EP1678906A1 Frequency division multiplexing of multiple data streams in a wireless multi-carrier communication system
07/12/2006EP1678905A1 Rate selection for a multi-carrier mimo system
07/12/2006EP1678904A1 Apparatus and method to combine high data rate wideband packetized signals in a multiple antenna receiver
07/12/2006EP1678903A2 Packet for a high-throughput wideband wireless local area network, comprising a wideband-header field identifying sub-fields in this header and presence of a wideband data field
07/12/2006EP1678902A2 Method and device for calculating zero crossing reference sequences for signal detection of angle-modulated signals based on zero crossings of the received signal
07/12/2006EP1678901A1 Frequency adjustment in combined mobile communication-positioning device
07/12/2006EP1678866A1 Hierarchical coding with multiple antennas in a wireless communication system
07/12/2006EP1678865A1 Receiver spatial processing for eigenmode transmission in a mimo system
07/12/2006EP1678863A2 Frequency selective transmit signalweighting for multiple antenna communications systems
07/12/2006EP1678855A2 Channel condition estimation for pilot coefficient selection
07/12/2006EP1678850A1 Multi-mode receiver
07/12/2006EP1678849A1 Method and apparatus for transmission and reception within an ofdm communication system
07/12/2006EP1678838A1 Multi-channel coded orthogonal frequency division modulation system
07/12/2006EP1678837A2 Gmsk spread modulation
07/12/2006EP1678785A1 Method and system for performing digital beam forming at intermediate frequency on the radiation pattern of an array antenna
07/12/2006EP1495550A4 Path searcher using reconfigurable correlator sets
07/12/2006EP1495543A4 Apparatus and method for symbol timing recovery
07/12/2006EP0968570B1 A multi-carrier radio system and radio transceiver implementation
07/12/2006CN1802833A Receiver for multi-carrier communication system
07/12/2006CN1802832A Faster fine timing operation in multi-carrier wave system
07/12/2006CN1802831A Method and device for adaptive phase compensation of OFDM signals
07/12/2006CN1802830A 8-VSB like backward-compatible robust stream modulation for ATSC digital TV transmission
07/12/2006CN1802828A Receiver for a multi-carrier communication system
07/12/2006CN1802800A Space division multiplex wireless communication system, device and method for the same
07/12/2006CN1802798A Peak-to-average power ratio management for multi-carrier modulation in wireless communication systems
07/12/2006CN1801950A Transmitting device and method of digital broadcasting system with improved internal rondam mechanism
07/12/2006CN1801926A Mixed-media telecommunication call set-up
07/12/2006CN1801905A Digital receivers and methods with selecting channels and fast fourier transform windows
07/12/2006CN1801797A Orthogonal frequency division demodulator and method
07/12/2006CN1801796A Frequency synchronization device and its method
07/12/2006CN1801795A Digital power control method and device for EDGE carrier frequency
07/12/2006CN1801794A Frequency automatic correction method and apparatus
07/12/2006CN1801681A Resource integration method for multicarrier communication system
07/12/2006CN1801665A Apparatus and method for space-time-frequency block coding in a wireless communication system
07/12/2006CN1801647A System and method of processing frequency-diversity signals with reduced-sampling-rate receiver
07/12/2006CN1801646A System and method of processing frequency-diversity coded signals with low sampling rate
07/12/2006CN1801604A Signal processing circuit and communication device using the same
07/12/2006CN1264359C Multi-detection of heart beat to reduce error probability
07/12/2006CN1264321C Correction of sampling frequency offset in orthogonal frequency division multiplexing system
07/12/2006CN1264320C CCD image sensor
07/12/2006CN1264282C Method for transmitting analog data flow in data flow transmitter and circuit
07/12/2006CN1264274C Amplication systems and methods using fixed and modulated power supply voltages and buck-boost control
07/11/2006US7076698 Vector monitor, related method of controlling a transmitter and transmitter employing the same
07/11/2006US7076514 Method and system for computing pre-equalizer coefficients
07/11/2006US7076225 Variable gain selection in direct conversion receiver
07/11/2006US7076223 Gain control device for packet signal receiver
07/11/2006US7076176 Optical signal receiver and optical space transmission system
07/11/2006US7076016 Method and apparatus for buffering data samples in a software based ADSL modem
07/11/2006US7076015 Preamble detector for a CDMA receiver
07/11/2006US7076009 Low power CDMA receiver
07/11/2006US7076008 Method and apparatus for estimating and correcting gain and phase imbalance in a code division multiple access system
07/11/2006US7076005 System and method for transmission format detection
07/11/2006US7076004 Apparatus and method for adaptively detecting received signals for power line communication
07/11/2006US7076002 Method and apparatus for symbol boundary synchronization
07/11/2006US7076001 System and method for an in-service decision-directed signal to noise ratio estimator
07/11/2006US7076000 Soft-decision metric generation for higher order modulation
07/11/2006US7075999 Multicarrier modulation with data dependent frequency-domain redundancy
07/11/2006US7075998 Method and apparatus for symmetrical DMT X-DSL communications
07/11/2006US7075997 OFDM frame synchronization
07/11/2006US7075996 Symbol-based signaling device for an electromagnetically-coupled bus system
07/11/2006US7075978 Multi-tone transmission
07/11/2006US7075970 Method of decoding turbo-encoded data and receiver for decoding turbo-encoded data
07/11/2006US7075967 Wireless communication system using block filtering and fast equalization-demodulation and method of operation
07/11/2006US7075949 OFDM receiving device and OFDM receiving method
07/11/2006US7075948 Frequency offset estimator
07/11/2006US7075941 Scaleable architecture for multiple-port, system-on-chip ADSL communications systems
07/11/2006US7075383 Frequency modulator, frequency modulating method, and wireless circuit
07/11/2006CA2387832C Channel coding/decoding apparatus and method for a cdma mobile communication system
07/11/2006CA2341086C Clustered ofdm with channel estimation
07/11/2006CA2332205C Demodulator having automatic quadrature control function