H04L 27 - Modulated-carrier systems

Patents for H04L 27 - Modulated-carrier systems (89,721)
10/2006
10/25/2006	CN1852278A Phase tracking loop with NR decoding
10/25/2006	CN1852275A Channel correcting method and system
10/25/2006	CN1852274A Up pilot method for restraining interference
10/25/2006	CN1852269A Method for realizing two-directional interacting of circuit zone and grouping zone, and system therefor
10/25/2006	CN1852249A Multi-cast broadcasting business realizing method
10/25/2006	CN1852169A Method and system for centralized management of multiple functional units
10/25/2006	CN1852132A Maintenance method for network apparatus
10/25/2006	CN1852069A Method for realizing pilot frequency in wireless communication system
10/25/2006	CN1852048A Public signal emitting method and device in multi-antenna system
10/25/2006	CN1282349C Digital signal transmission system and transmitter and receiver thereof
10/25/2006	CN1282318C Method of producing head signal for synchronous OFDM transmission system receiver
10/25/2006	CN1282314C Signal transmission method of digital TV ground transmission system
10/25/2006	CN1282312C Method and system for decoding low-density parity check code
10/25/2006	CN1282302C Device and method for power ramp up of wireless modem transmitter
10/24/2006	US7127536 Source-synchronous receiver having a predetermined data receive time
10/24/2006	US7127268 Radio transmission apparatus and radio transmission method
10/24/2006	US7127227 Digital down-converter
10/24/2006	US7127224 Baseband circuit incorporated in direct conversion receiver free from direct-current offset voltage without change of cut-off frequency
10/24/2006	US7127221 Receiver circuit, particularly for mobile radio
10/24/2006	US7127062 Hybrid circuit for a broadband modem
10/24/2006	US7127020 Frequency synthesis loop having controlled loop gain
10/24/2006	US7127019 Methods and apparatus for implementing multi-tone receivers
10/24/2006	US7127010 Oscillator controlling
10/24/2006	US7127009 Method of coding/decoding a digital data stream coded with bitwise interleaving in multiple transmission and reception in the presence of intersymbol interference and corresponding system
10/24/2006	US7127007 Method, apparatus and system for high-speed transmission on fiber optic channel
10/24/2006	US7127006 Method for transmitting frames comprising bursts modulated with different modulation schemes on radio communication channel
10/24/2006	US7127005 Computational circuits and methods for processing modulated signals having non-constant envelopes
10/24/2006	US7127004 Interleaver and method for interleaving an input data bit sequence using a coded storing of symbol and additional information
10/24/2006	US7126998 Envelope stabilization method and apparatus
10/24/2006	US7126997 Multicarrier receiver
10/24/2006	US7126996 Adaptive transmission method
10/24/2006	US7126995 Digital subscriber line communicating system
10/24/2006	US7126994 Communication station and data carrier with improved acknowledgement measures
10/24/2006	US7126984 Near-end crosstalk noise minimization and power reduction for digital subscriber loops
10/24/2006	US7126980 PAR and out-of-band radiation reduction in code multiplex modulation systems
10/24/2006	US7126646 Device and method for tracking phase error in digital TV receiver
10/19/2006	WO2006110391A2 System and methods of communicating over noisy communication channels
10/19/2006	WO2006110259A1 Pilot signal transmission for an orthogonal frequency division wireless communication system
10/19/2006	WO2006109925A1 Wide band-dcsk modulation method, transmitting apparatus thereof, wide band-dcsk demodulation method, and receiving apparatus thereof
10/19/2006	WO2006109868A1 Communication apparatus and communication method thereof
10/19/2006	WO2006109161A2 Method and apparatus for providing control channel monitoring in a multi-carrier system
10/19/2006	WO2006109134A1 Method for synchronisation in a multi-carrier system using variable guard intervals
10/19/2006	WO2006108777A1 Method and arrangement for recovering a binary dc-free code from a frequency modulated signal
10/19/2006	WO2006032005A3 Method and composition for preventing or treating diarrhea
10/19/2006	US20060234715 Apparatus and method for controlling transmission power in communication systems using orthogonal frequency division multiple access scheme
10/19/2006	US20060234668 Communication semiconductor integrated circuit
10/19/2006	US20060234654 Method and apparatus for linearization in a quadrature transmitter
10/19/2006	US20060234649 Mobile communication device
10/19/2006	US20060233288 Method and apparatus for coarse and fine frequency and timing synchronisation
10/19/2006	US20060233286 Asynchronous servo RRO detection employing interpolation
10/19/2006	US20060233285 Method for Channel Estimation When Using Different Modulation Methods Within One Signal Interval
10/19/2006	US20060233284 Frequency translator using a cordic phase rotator
10/19/2006	US20060233283 Demodulator with individual bit-weighting algorithm
10/19/2006	US20060233282 Modulation method, modulation apparatus, demodulation apparatus, and radio communication system
10/19/2006	US20060233281 Method and/or system for space-time encoding and/or decoding
10/19/2006	US20060233280 Selection of channel coding and multidimensional interleaving schemes for improved performance
10/19/2006	US20060233269 Method of determining the location of the FFT window and the delay spread for the platinum broadcast channel estimator
10/19/2006	US20060233267 Radio frequency communications systems and methods employing single and multiple sinewave modulation and demodulation techniques
10/19/2006	US20060233266 Content processing device, content transmitting device, content receiving device, content distribution system, content synchronization program, and recording medium
10/19/2006	US20060233265 Joint feed-forward and feedback design for wireless communication systems
10/19/2006	US20060233227 Systems and methods for a multi-carrier transceiver with radio frequency interference reduction
10/19/2006	US20060233225 Frequency synchronization apparatus and frequency synchronization method
10/19/2006	US20060233220 Wireless telephone with spectral spread in sampled voice
10/19/2006	US20060233193 Time-triggered communication system and method for the synchronized start of a dual-channel network
10/19/2006	US20060233125 Radio access scheme in CDMA-based communication system
10/19/2006	US20060232416 Differential multiple-norm transmit diversity with forward error correction and related diversity reception
10/19/2006	US20060232330 Carrier recovery based demodulation
10/19/2006	DE112004000303T5 Digitalisierermodul, Wellenform-Erzeugungsmodul, Umwandlungsverfahren, Wellenform-Erzeugungsverfahren und Aufzeichnungsmedium zum Aufzeichnen eines Programms hierfür Digitalisierermodul, waveform generating module, conversion method, the waveform generation method, and recording medium for recording a program for this purpose
10/19/2006	DE102005017058A1 Time-domain equalizer coefficients determining method for receiving device, involves determining reconstructed transmission signal from received data and coefficients of equalizer based on received and reconstructed transmission signals
10/19/2006	DE10104705B4 Verfahren und Telekommunikationseinrichtung zum Übertragen von Sprach- und Allgemeindaten Method and telecommunications device for transmitting voice and data General
10/19/2006	CA2601191A1 Pilot signal transmission for an orthogonal frequency division wireless communication system
10/18/2006	EP1713225A1 Transmission system for OFDM-signals with optimised synchronisation
10/18/2006	EP1713224A1 Peak power reduction method for wireless communication systems and corresponding transmitter
10/18/2006	EP1713223A2 Method and apparatus for automatic frequency correction
10/18/2006	EP1713222A1 Method and arrangement for recovering a binary DC-free code from a frequency modulated signal
10/18/2006	EP1713186A2 Circuit arrangement for carrying out spatial diversity operations with a digital signal receiver
10/18/2006	EP1713184A1 Method and apparatus for cell search in a W-CDMA system
10/18/2006	EP1712090A1 Cellular network system and method
10/18/2006	EP1712089A1 Methods and apparatus for multi-carrier, multi-cell wireless communication networks
10/18/2006	EP1712055A2 Transparent multi-mode pam interface
10/18/2006	EP1712054A1 Timing estimation in an ofdm receiver
10/18/2006	EP1712053A2 A method for transmitting multiple streams in wireless broadcast networks
10/18/2006	EP1712052A1 Systems and methods for frequency acquisition in a wireless communication network
10/18/2006	EP1712051A1 Peak-to-average power reduction for fm ofdm transmission
10/18/2006	EP1712050A1 Multiple-antenna communication systems and methods for communicating in wireless local area networks that include single-antenna communication devices
10/18/2006	EP1712049A1 Fractional-n sigma-delta modulator comprising an adaptive compensation filter that compensates for the undesired effects of the phase locked loop and methods thereof
10/18/2006	EP1712019A1 Methods and apparatus for overlaying multi-carrier and direct sequence spread spectrum signals in a broadband wireless communication system
10/18/2006	EP1712018A1 Diversity system for transmitting a signal with sub-carriers
10/18/2006	EP1712013A2 Communication channel calibration for drift conditions
10/18/2006	EP1712009A1 Frequency generation for a multi-band ofdm based ultra wide-band radio
10/18/2006	EP1712007A1 Dc offset correction for direct-conversion receiver
10/18/2006	EP1712000A1 Staggered agc with digitally controlled vga
10/18/2006	EP1602231A4 Robust mode staggercasting user controlled switching modes
10/18/2006	EP1588560A4 Robust mode staggercasting video quality enhancement
10/18/2006	EP1520351B1 Ultra-wideband signal receiver using frequency sub-bands
10/18/2006	EP1317830B1 Method for the generation of mobile communication signals of various mobile radio standards
10/18/2006	EP1254527A4 Integrated beamforming/rake/mud cdma receiver architecture
10/18/2006	CN1849793A Unbiased signal to interference ratio in wireless communications devices and methods therefor
10/18/2006	CN1849792A Error correction signal generating device and orthogonal modulator equipped with the error correction signal generating device
10/18/2006	CN1849791A Adaptive IQ imbalance correction for multicarrier wireless communication systems

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