| Patents for H04L 27 - Modulated-carrier systems (89,721) |
|---|
| 09/01/2005 | CA2747273A1 Transmit diversity and spatial spreading for an ofdm-based multi-antenna communication system |
| 08/31/2005 | EP1569403A2 Method and apparatus for transmitting channel quality information in a multicarrier communication system |
| 08/31/2005 | EP1569402A1 Digital subscriber line modem with bitloading using channel condition model |
| 08/31/2005 | EP1569401A1 Radio communication apparatus and radio communication method |
| 08/31/2005 | EP1569400A1 Radio communication system and radio communication method |
| 08/31/2005 | EP1569372A1 Orthogonal frequency multi-carrier transmission device and transmission method |
| 08/31/2005 | EP1569358A2 Channel adaptation synchronized to periodically varying channel |
| 08/31/2005 | EP1568192A1 Compensating for analog radio component impairments to relax specifications |
| 08/31/2005 | EP1568187A2 Reduced complexity channel estimation for wireless communication systems |
| 08/31/2005 | EP1568151A2 Method and apparatus for optimizing transmitter power efficiency |
| 08/31/2005 | EP1568147A1 Single oscillator dsss and ofdm radio receiver and transmitter |
| 08/31/2005 | EP1568015A2 Single clock data communication in direct stream digital system |
| 08/31/2005 | EP1262027B1 Method of differential coding and modulation |
| 08/31/2005 | EP1114524B1 Doppler corrected spread spectrum matched filter |
| 08/31/2005 | CN1663214A Amplitude imbalance compensation of quadrature modulator |
| 08/31/2005 | CN1663213A Dual-mode shared OFDM methods/transmitters, receivers and systems |
| 08/31/2005 | CN1663211A Device and method of estimating multiple channels |
| 08/31/2005 | CN1663210A Method and apparatus for phase-domain semi-coherent demodulation |
| 08/31/2005 | CN1663208A Modulation apparatus using mixed-radix fast fourier transform |
| 08/31/2005 | CN1663149A Method and apparatus for forward link gain control in a power controlled repeater |
| 08/31/2005 | CN1663137A Ultra-wideband signal receiver using frequency sub-bands |
| 08/31/2005 | CN1663131A Method and device for wavelet denoising |
| 08/31/2005 | CN1661996A Method for estimating signal to noise ratio under mode of quadrature amplitude modulation |
| 08/31/2005 | CN1661995A Digital subscriber line modem with bitloading using channel condition model |
| 08/31/2005 | CN1661994A Not compatible method for modulating radio wave |
| 08/31/2005 | CN1661921A Delta/Sigma frequency discriminator |
| 08/31/2005 | CN1217519C Method and apparatus for analyzing composite carrier singal |
| 08/31/2005 | CN1217518C Complex circuit safety frequency mixing system |
| 08/31/2005 | CN1217503C Orthogonal frequency division multiplexing all-digit synchronous tracking method and system without pilot frequency asistance |
| 08/31/2005 | CN1217496C Asymmetrical digital user's line RTD unit card and its control method |
| 08/30/2005 | US6938086 Auto-detection of duplex mismatch on an ethernet |
| 08/30/2005 | US6937848 Method and device for digital-to-RF conversion |
| 08/30/2005 | US6937684 Phase discriminator with a phase compensation circuit |
| 08/30/2005 | US6937677 Diversity receiver with joint phase locked loop filter |
| 08/30/2005 | US6937673 Method of compensating frequency error in communication system and apparatus for the same |
| 08/30/2005 | US6937672 Determining the position of a constant frequency interval in a telecommunication signal |
| 08/30/2005 | US6937671 Method and system for carrier recovery |
| 08/30/2005 | US6937670 Digital tuner |
| 08/30/2005 | US6937669 Digital predistortion system for linearizing a power amplifier |
| 08/30/2005 | US6937668 Method of and apparatus for performing modulation |
| 08/30/2005 | US6937666 Wideband digital radio with transmit modulation cancellation |
| 08/30/2005 | US6937665 Method and apparatus for multi-user transmission |
| 08/30/2005 | US6937646 Leakage nulling receiver correlator structure and method for ultra wide bandwidth communication system |
| 08/30/2005 | US6937617 Apparatus and method for trellis encoding data for transmission in digital data transmission systems |
| 08/30/2005 | US6937557 OFDM communication apparatus |
| 08/30/2005 | US6937070 Amplitude-detecting method and circuit |
| 08/30/2005 | US6937056 System and method for transmission-line termination by signal cancellation, and applications thereof |
| 08/25/2005 | WO2005079033A2 Subband-based demodulation using reduced fourier transform for an ofdm-based communication system |
| 08/25/2005 | WO2005079032A1 Pll circuit, demodulator circuit, ic card, and ic card processing apparatus |
| 08/25/2005 | WO2005078937A2 A method to reduce the memory requirement of the deinterleaver within a digital audio broadcast radio receiver using data compression |
| 08/25/2005 | WO2005077086A2 System and method for transmitting data via wave reflection |
| 08/25/2005 | WO2005076725A2 Multiple user adaptive modulation scheme for mc-cdma |
| 08/25/2005 | WO2005067216A3 Method and apparatus to provide data packet |
| 08/25/2005 | WO2005053258A3 Method and apparatus of frequency estimation for the downlink of td-scdma systems |
| 08/25/2005 | WO2005046253A3 Channel condition estimation for pilot coefficient selection |
| 08/25/2005 | WO2005008831A3 System and method for rf signal combining and adaptive bit loading for data rate maximization in multi-antenna communication systems |
| 08/25/2005 | US20050186956 Fixed OFDM wireless man utilizing CPE having internal antenna |
| 08/25/2005 | US20050186918 RF integrated circuit comprising a frequency synthesizer not very sensitive to injection locking |
| 08/25/2005 | US20050185747 Phase detector with extended linear operating range |
| 08/25/2005 | US20050185743 Apparatus for burst and timing synchronization in high-rate indoor wireless communication |
| 08/25/2005 | US20050185740 Turbo decoder |
| 08/25/2005 | US20050185738 Payload based channel estimation of a wireless channel |
| 08/25/2005 | US20050185736 Method for limiting signal and transmitter |
| 08/25/2005 | US20050185734 Method and radio system for digital signal transmission using complex space-time codes |
| 08/25/2005 | US20050185733 Data transmission method, communication system, base station and transceiver |
| 08/25/2005 | US20050185732 Multiscale wireless communication |
| 08/25/2005 | US20050185727 Communication apparatus using a plurality of modulation schemes and transmission apparatus composing such communication apparatus |
| 08/25/2005 | US20050185725 OFDM communication system and method |
| 08/25/2005 | US20050185724 Method and apparatus providing time domain interpolated channel estimation with advanced noise suppression for multicarrier transmissions |
| 08/25/2005 | US20050185723 Peak suppression of multi-carrier signal with different modulation |
| 08/25/2005 | US20050185722 Data transmission method, data reception method, transmission device and reception device using the same, and communication system using the same |
| 08/25/2005 | US20050185699 Spread spectrum, cross-correlated and filtered modulated systems |
| 08/25/2005 | US20050185605 Pilot-based channel estimation method for MC-CDMA system using frequency interleaving |
| 08/25/2005 | US20050185574 Data loading method, transmitter, and base station |
| 08/25/2005 | US20050184901 Delta/sigma frequency discriminator |
| 08/25/2005 | US20050184893 System for mixed analog-digital automatic gain control |
| 08/25/2005 | DE102004012828B3 Frequency band equalization for receiver of transmission system operating with multiple carriers, provides equalizers for received input signals on each carrier frequency |
| 08/25/2005 | DE102004006446A1 Verfahren und Schaltungsanordnung zur drahtlosen Datenübertragung Method and circuit for wireless data transmission |
| 08/25/2005 | DE102004005431A1 Optical data transfer device with audio- or analog-signals, has information communicated as superpositioning of sine-wave signals |
| 08/25/2005 | CA2704253A1 Subband-based demodulation for an ofdm-based communication system |
| 08/24/2005 | EP1566936A1 MIMO OFDM system |
| 08/24/2005 | EP1566935A1 Device and method for suppression of impulsive interferences in a signal |
| 08/24/2005 | EP1566934A2 OFDM diversity receiver |
| 08/24/2005 | EP1566933A2 Cell search with frequency offset estimation |
| 08/24/2005 | EP1566916A2 Multiple input multiple output wireless local area network communications |
| 08/24/2005 | EP1566915A2 WLAN transmitter having high data throughput |
| 08/24/2005 | EP1566907A1 Communication system, communication method, transmission device, reception device, and control program |
| 08/24/2005 | EP1566906A1 Delay profile estimation device and correlator |
| 08/24/2005 | EP1566901A1 Method for synchronising a radio communication system |
| 08/24/2005 | EP1566056A2 A carrier tracking loop lock detector |
| 08/24/2005 | EP1566033A1 Method and system for applying viterbi type psk demodulation for optimum correlation of gps signals |
| 08/24/2005 | EP1566030A2 Apparatus, methods and articles of manufacture for noise reduction in electromagnetic signal processing |
| 08/24/2005 | EP1566007A1 Method and apparatus for embodying and synchronizing downlink signal in mobile communication system and method for searching cell using the same |
| 08/24/2005 | EP1565820A1 Decoding of a restricted m-of-n code |
| 08/24/2005 | EP1436959A4 Multi-user detection |
| 08/24/2005 | EP1232591B1 Method and apparatus for transmission and reception of fm in-band on-channel digital audio broadcasting |
| 08/24/2005 | EP1230759B1 Programmable synchronization unit for a signal receiver |
| 08/24/2005 | EP1197049B1 A method and apparatus for performing dc-offset compensation in a radio receiver |
| 08/24/2005 | EP1118197B1 Time-frequency differential encoding for multicarrier system |
| 08/24/2005 | CN1659863A Channel aquisition processing for a television receiver |