| Patents for H04L 27 - Modulated-carrier systems (89,721) |
|---|
| 06/02/2004 | CN1501604A Demodulator for demodulating digital broadcast signals |
| 06/02/2004 | CN1501595A Transmitting and receiving apparatus for supporting transmit antenna diversity using space-time block code |
| 06/02/2004 | CN1501591A Activation of multiple xDSL modems with implicit channel probe |
| 06/02/2004 | CN1152570C Transmission system and method for delivering wide band digital data into sectorized service areas |
| 06/02/2004 | CN1152539C Eight-phase phase shift keying modulation method and device |
| 06/02/2004 | CN1152538C Gaussian minimum frequency-shift keying modulation method and equipment |
| 06/02/2004 | CN1152494C Analog orthogonal modulation unbalance compensating method |
| 06/02/2004 | CN1152492C Transmitter, receiver and transmitting method in multi-carrier transmission system |
| 06/01/2004 | USRE38523 Spreading code sequence acquisition system and method that allows fast acquisition in code division multiple access (CDMA) systems |
| 06/01/2004 | US6744893 Receiver estimation engine for a chaotic system |
| 06/01/2004 | US6744839 Clock regeneration circuit |
| 06/01/2004 | US6744836 Apparatus, computer readable medium, transmission medium, and method for synchronizing a received signal based on a maximum likelihood principle using a bisection technique |
| 06/01/2004 | US6744829 Calibration of a quadrature receiver |
| 06/01/2004 | US6744828 Receiving apparatus |
| 06/01/2004 | US6744827 Demodulator arrangement, method to demodulate, and telecommunication system comprising such a demodulator arrangement |
| 06/01/2004 | US6744825 Method and system for quadrature modulation and digital-to-analog conversion |
| 06/01/2004 | US6744821 Multicarrier receiver |
| 06/01/2004 | US6744812 Dual mode phone line networking modem utilizing conventional telephone wiring |
| 06/01/2004 | US6744809 Efficient multipath centroid tracking circuit for a code division multiple access (CDMA) system |
| 06/01/2004 | US6744807 Multi-dimensional spread spectrum modem |
| 06/01/2004 | US6744327 Tunable voltage controlled oscillator |
| 06/01/2004 | US6744309 Absolute value amplitude baseband detector |
| 06/01/2004 | CA2327876C Echo phase offset correction in a multi-carrier demodulation system |
| 06/01/2004 | CA2131652C Sulfur-containing powder-metallurgy tool steel article |
| 05/29/2004 | CA2449751A1 A method, apparatus and system for multiple signal transmission, reception, and restoration |
| 05/27/2004 | WO2004045228A1 Method and apparatus for adaptive carrier allocation and power control in multi-carrier communication systems |
| 05/27/2004 | WO2004045180A1 Apparatus, methods and articles of manufacture for pre-emphasis filtering of a modulated signal |
| 05/27/2004 | WO2004045179A1 Training sequence for linearizing an rf amplifier |
| 05/27/2004 | WO2004045177A1 Radio communication apparatus and radio communication method |
| 05/27/2004 | WO2004045176A1 Radio communication system and radio communication method |
| 05/27/2004 | WO2004045102A1 Single oscillator dsss and ofdm radio receiver and transmitter |
| 05/27/2004 | WO2004044897A2 Single clock data communication in direct stream digital system |
| 05/27/2004 | WO2004034664A3 Apparatus, methods and articles of manufacture for noise reduction in electromagnetic signal processing |
| 05/27/2004 | WO2004034603A3 Transmitter and methods of transmission using separate phase and amplitude modulators |
| 05/27/2004 | WO2003039091A3 Frequency error estimation |
| 05/27/2004 | WO2003039025A3 A receiver including a frequency offset compensator |
| 05/27/2004 | US20040103134 Device and method for performing multiple modulus conversion using inverse modulus multiplication |
| 05/27/2004 | US20040101073 Method and apparatus for estimating response characteristic, and receiving method and receiver utilizing the same |
| 05/27/2004 | US20040101068 Digital receiver capable of processing modulated signals at various data rates |
| 05/27/2004 | US20040101065 Phase shifted transmitter architecture for communication systems |
| 05/27/2004 | US20040101062 Transmission of signal |
| 05/27/2004 | US20040101061 Encoding having peak-power reduction and error-correction capabilities in multicarrier transmission and decoding for the same |
| 05/27/2004 | US20040101046 Terrestrial digital multimedia/television broadcasting system |
| 05/27/2004 | US20040100939 Symbol timing for MIMO OFDM and other wireless communication systems |
| 05/27/2004 | US20040100898 Method and apparatus for channel quality metric generation within a packet-based multicarrier modulation communication system |
| 05/27/2004 | US20040100897 Carrier interferometry coding with aplications to cellular and local area networks |
| 05/27/2004 | US20040100331 Apparatus for controlling the frequency of received signals to a predetermined frequency |
| 05/27/2004 | US20040100210 Peak factor reduction device |
| 05/27/2004 | DE19515037B4 Digitale Signalmodulationsanalysevorrichtung Digital modulation signal analysis device |
| 05/27/2004 | DE10100555B4 Schaltungsanordnung zur Erzeugung eines phasenstarren frequenzmodulierbaren Trägerfrequenzsignals Circuit arrangement for generating a phase-locked carrier frequency signal frequenzmodulierbaren |
| 05/27/2004 | DE10060569B4 Verfahren zur kohärenten Demodulation von Funksignalen Method for coherent demodulation of radio signals |
| 05/27/2004 | CA2506205A1 Method and apparatus for adaptive carrier allocation and power control in multi-carrier communication systems |
| 05/27/2004 | CA2504983A1 Radio communication apparatus and radio communication method |
| 05/27/2004 | CA2504477A1 Training sequence for linearizing an rf amplifier |
| 05/26/2004 | EP1422957A1 Radio communication system |
| 05/26/2004 | EP1422898A1 Transmitter and transmission control method |
| 05/26/2004 | EP1422897A2 Generation of a signal for sidelobe cancelling |
| 05/26/2004 | EP1422896A1 Calculation of soft decision values using reliability information of the amplitude |
| 05/26/2004 | EP1422861A1 TRANSMISSION/RECEPTION APPARATUS AND TRANSMISSION/RECEPTION METHOD |
| 05/26/2004 | EP1422855A1 Method and apparatus for determinig modulation scheme for retransmission in a communication system |
| 05/26/2004 | EP1422852A1 Multi-carrier cdma transmission system, transmission apparatus and reception apparatus used in the system, and multi-carrier cdma transmission method |
| 05/26/2004 | EP1422851A1 Radio communication apparatus and radio communication method |
| 05/26/2004 | EP1422850A1 Multi-pass interference removal apparatus and multi-pass interference removal method |
| 05/26/2004 | EP1422822A2 Frequency generation in a wireless communication unit |
| 05/26/2004 | EP1421793A1 A software controlled multi-mode bi-directional communication device |
| 05/26/2004 | EP1421756A2 Pilot aided clock synchronization for ofdm signals |
| 05/26/2004 | EP1421755A2 Control of power spectral density by modulation of subcarriers which do not carry data |
| 05/26/2004 | EP1421743A2 Implementing a physical layer automatic repeat request for a subscriber unit |
| 05/26/2004 | EP1421731A1 Compensation for non-linear distortion in a modem receiver |
| 05/26/2004 | EP1421729A1 A method and a system for transfering amr signaling frames on halfrate channels |
| 05/26/2004 | EP1421709A1 Method for physical layer automatic repeat request for a subscriber unit |
| 05/26/2004 | EP1183774A4 Synchronization of ofdm signals with improved windowing |
| 05/26/2004 | EP1119928B1 Method for equalization of complementary carriers in an am compatible digital audio broadcast system |
| 05/26/2004 | EP1060602B1 Method for reducing peak values in single-carrier modulated or multi-carrier modulated digital transmitter signals |
| 05/26/2004 | EP1031217B1 Methods and apparatus for optimizing shell mapping techniques using an approximated power cost function |
| 05/26/2004 | EP1025650A4 Parallel correlator architecture for synchronizing direct sequence spread-spectrum signals |
| 05/26/2004 | EP0998785A4 Adaptively equalized burst receiver and method for upstream broadband data |
| 05/26/2004 | CN1500335A System for generating pseudorandom sequences |
| 05/26/2004 | CN1500334A Minimization of error contributions in DMT system |
| 05/26/2004 | CN1500333A Method for frame and frequency synchronization of OFDM signal/and method for transmitting OFDM signal |
| 05/26/2004 | CN1500332A Circuit arrangement for demodulating voltage that is (ask)-inodulated by change of amplitude between low and high level |
| 05/26/2004 | CN1500323A Wireless clock synchronization |
| 05/26/2004 | CN1499870A Bit processing method for self adaptive multispeed modulation |
| 05/26/2004 | CN1499857A Array antenna transceiver and calibrating method of transmission route used for same |
| 05/26/2004 | CN1499800A Receiving method, receiver and radio transmitting system |
| 05/26/2004 | CN1499763A Method and equipment for reaching synchronization to base station |
| 05/26/2004 | CN1499754A Multiple carrier transmitting system repositioned by sub-carrier and inserted by protection gap |
| 05/26/2004 | CN1499753A Receiver in OFDM transfer system |
| 05/26/2004 | CN1499736A Receiver, demodulator and communication method |
| 05/26/2004 | CN1499732A Digital radio frequency emitter and method |
| 05/26/2004 | CN1151643C Method and apparatus for demodulating and equalizing am compatible digital |
| 05/26/2004 | CN1151642C Method and device for combined measurement of beginning of data block and carrier frequency shift in multicarrier transmission system in F classes |
| 05/25/2004 | US6741867 Non-linear distortion compensation circuit, transmitter device to be employed in the same and mobile communication unit |
| 05/25/2004 | US6741665 Method and apparatus providing an amplitude independent automatic frequency control circuit |
| 05/25/2004 | US6741662 Transmitter linearization using fast predistortion |
| 05/25/2004 | US6741661 Method and apparatus for peak-to-average power reduction |
| 05/25/2004 | US6741646 Modulation technique for transmitting a high data rate signal, and an auxiliary data signal, through a band limited channel |
| 05/25/2004 | US6741645 Technique for minimizing decision feedback equalizer wordlength in the presence of a DC component |
| 05/25/2004 | US6741642 Enhanced constellation display for VSB television signals |
| 05/25/2004 | US6741551 Hybrid TDMA/CDMA system based on filtered multitone modulation |