Patents for H04L 27 - Modulated-carrier systems (89,721) |
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07/02/2008 | CN101212288A Uplink multiple-user space division multiplexing method in OFDMA system |
07/02/2008 | CN100399800C Solid state image pickup device and its manufacturing method |
07/02/2008 | CN100399777C OFDM signal transmission system, OFDM signal transmitter and receiver |
07/02/2008 | CN100399776C BS digital broadcasting receiving device and receiving method thereof |
07/02/2008 | CN100399775C Automatic gain control and wireless communication device |
07/02/2008 | CN100399774C Communication and related receiver |
07/01/2008 | US7395487 Common circuitry supporting both bit node and check node processing in LDPC (Low Density Parity Check) decoder |
07/01/2008 | US7395034 Clipping circuit and radio transmitter using the same |
07/01/2008 | US7394899 Device for transforming a digital signal into an acoustic one, and that makes use of a standard phase modulation |
07/01/2008 | US7394879 Systems and methods for parallel signal cancellation |
07/01/2008 | US7394878 Digital frequency determining apparatus and methods using matched filters |
07/01/2008 | US7394876 Enhanced channel estimator, method of enhanced channel estimating and an OFDM receiver employing the same |
07/01/2008 | US7394875 Beaulieu series approach to optimal UMTS RACH preamble detection estimation |
07/01/2008 | US7394874 Up/down conversion circuitry for radio transceiver |
07/01/2008 | US7394873 Adaptive channel estimation for orthogonal frequency division multiplexing systems or the like |
07/01/2008 | US7394871 Digital implementation of multi-channel demodulators |
07/01/2008 | US7394870 Low complexity synchronization for wireless transmission |
07/01/2008 | US7394869 RF transmitter architecture for continuous switching between modulation modes |
07/01/2008 | US7394867 Code division multiple access wireless system with closed loop mode using ninety degree phase rotation and beamformer verification |
07/01/2008 | US7394866 Ultra wideband communication system, method, and device with low noise pulse formation |
07/01/2008 | US7394865 Signal constellations for multi-carrier systems |
07/01/2008 | US7394864 Mixed waveform configuration for wireless communications |
07/01/2008 | US7394862 Multi-mode wireless polar transmitter architecture |
07/01/2008 | US7394859 OFDM signal receiving apparatus and an OFDM signal receiving method |
07/01/2008 | US7394858 Systems and methods for adaptive bit loading in a multiple antenna orthogonal frequency division multiplexed communication system |
07/01/2008 | US7394848 Method and apparatus for time equalization |
07/01/2008 | US7394847 Receiving method and receiver with high-precision signal estimation |
07/01/2008 | US7394791 Multi-detection of heartbeat to reduce error probability |
07/01/2008 | US7394754 System and method for transmitting data in a multiple-branch transmitter-diversity orthogonal frequency-division multiplexing (OFDM) system |
07/01/2008 | US7394753 Training premable in multipoint-to-point communication using orthogonal frequency division multiplexing |
07/01/2008 | US7394752 Joint reduction of NEXT and FEXT in xDSL systems |
06/26/2008 | WO2008076683A2 Parameterized sphere detector and methods of using the same |
06/26/2008 | WO2008076682A2 Scaling to reduce wireless signal detection complexity |
06/26/2008 | WO2008076027A1 Method and arrangement for symbol mapping in communication systems utilizing ofdm-techniques |
06/26/2008 | WO2008076021A1 Pulse width modulator |
06/26/2008 | WO2008075917A1 Apparatus and method for estimating channel in broadband wireless access (bwa) communication system |
06/26/2008 | WO2008075881A2 Sequence generating method for efficient detection and method for transmitting and receiving signals using the same |
06/26/2008 | WO2008074801A1 Method and apparatus for signal peak-to-average ratio reduction |
06/26/2008 | WO2008074734A1 Inter-carrier interference cancellation for ofdma systems |
06/26/2008 | WO2008074730A1 Uplink inter-carrier interference cancellation for ofdma systems |
06/26/2008 | WO2008074518A1 Method and/or ofdm device for sc-fdma data transmission |
06/26/2008 | WO2008074254A1 A signal receiving and transmitting method and device based on ofdm |
06/26/2008 | WO2008074209A1 Method for transmitting data between a transmitting station and a receiving station |
06/26/2008 | WO2008058087A3 Edge mmse filter |
06/26/2008 | WO2008054322A3 Cyclically shifting a signal in frequency and time domain |
06/26/2008 | WO2008054310A3 Activation and deactivation of sub-carriers for papr reduction |
06/26/2008 | WO2008054306A3 Method and arrangement for reducing power consumption in user equipments in multi-carrier radio systems. |
06/26/2008 | WO2008041160A3 Method and apparatus for generating data packets for transmission in an ofdm communication system |
06/26/2008 | WO2008041110A3 Method for symbol multiplexing control and data channel |
06/26/2008 | WO2008011264A3 Remote non-linearity detection via burst power dithering |
06/26/2008 | WO2008008285A3 Wireless communication method and apparatus for using fractional channels to support communication services that use higher order modulation |
06/26/2008 | US20080155373 Adaptive coding and modulation based on link performance prediction |
06/26/2008 | US20080152051 Digital broadcasting receiver |
06/26/2008 | US20080152050 Radio Communication Device |
06/26/2008 | US20080152049 Digital audio broadcast receiver |
06/26/2008 | US20080152048 Transmission mode/guard length detection circuit and method therefor |
06/26/2008 | US20080152046 Synchronization system and method for wireless communicating nodes |
06/26/2008 | US20080152045 High-throughput memory-efficient BI-SOVA decoder architecture |
06/26/2008 | US20080152044 Veterbi decoding method for convolutionally encoded signal |
06/26/2008 | US20080152043 Apparatus and method for estimating channel in broadband wireless access (BWA) communication system |
06/26/2008 | US20080152042 Ofdm receiver apparatus |
06/26/2008 | US20080152041 Method and device for decoding a signal |
06/26/2008 | US20080152040 Receiver and Receiver Control Method |
06/26/2008 | US20080152035 Digital broadcasting system and method of processing data |
06/26/2008 | US20080152033 Pilot transmission and channel estimation for an ofdm system with excess delay spread |
06/26/2008 | US20080152032 Apparatus and method for receiving signals in multiple-input multiple-output wireless communication system |
06/26/2008 | US20080152030 Optimized directional mimo antenna system |
06/26/2008 | US20080152029 Method and apparatus for transmitting/receiving control information in packet data communication system |
06/26/2008 | US20080152028 Ofdm Communication System |
06/26/2008 | US20080152026 Sender, receiver and method of transferring information from a sender to a receiver |
06/26/2008 | US20080151988 Multi-pair gigabit ethernet transceiver |
06/26/2008 | US20080151986 Fade equalizer |
06/26/2008 | US20080151979 Signal processing apparatus, signal processing method, and program |
06/26/2008 | US20080151977 Method and apparatus for compensating for mismatch occurring in radio frequency quadrature transceiver using direct-conversion scheme |
06/26/2008 | US20080151976 Ultra wideband communications systems |
06/26/2008 | US20080151973 Control system methods and appratus for inductive communication across an isolation barrier |
06/26/2008 | US20080151839 Frequency Synchronization During Cell Search in a Universal Mobile Telephone System Receiver |
06/26/2008 | DE112004002397T5 Restfrequenzfehlerabschätzung in einem OFDM-Empfänger Residual frequency error estimation in an OFDM receiver |
06/25/2008 | EP1936904A1 Logarithmic likelihood ratio calculating circuit, transmitter apparatus, logarithmic likelihood ratio calculating method and program |
06/25/2008 | EP1936902A2 Sequence generating method for efficient detection and method for transmitting and receiving signals using the same |
06/25/2008 | EP1936901A2 Apparatus and method for estimating channel in broadband wireless access (BWA) communication system |
06/25/2008 | EP1936900A1 Method and OFDM device for SC-FDMA data transfer |
06/25/2008 | EP1936899A2 Wireless communication apparatus comprising a symbol synchronization tracking receiver |
06/25/2008 | EP1936898A1 Phase modulation device and wireless communication device |
06/25/2008 | EP1936897A1 Transmission of signalling information in an OFDM communication system |
06/25/2008 | EP1936896A2 Delay profile extimation device and correlator |
06/25/2008 | EP1936894A1 Pilot block-based channel estimation in a OFDM system |
06/25/2008 | EP1936855A1 Method and apparatus for configuring data paths over a multi-carrier signal |
06/25/2008 | EP1936823A2 System for code division multi-access communication |
06/25/2008 | EP1935160A1 Method and device for transmitting organisation information to a multi-carrier communication system |
06/25/2008 | EP1935159A1 Tone hopping in the uplink of a sectorized ofdm system |
06/25/2008 | EP1935158A1 Method and apparatus for accelerated super 3g cell search |
06/25/2008 | EP1935157A1 Synchronization channel scheme for super 3g |
06/25/2008 | EP1935156A2 Nyquist folded bandpass sampling receivers and related methods |
06/25/2008 | EP1935105A2 Non-invasive frequency rollback apparatus and method |
06/25/2008 | EP1935089A2 Systems, methods and devices for dual closed loop modulation controller for nonlinear rf amplifier |
06/25/2008 | EP1741212B1 Device and method for decoding an optical multi-level dpsk signal |
06/25/2008 | EP1393455B1 Quadrature alignment in communications receivers |
06/25/2008 | EP1121068B1 An apparatus and method for performing a signal search in a coherent wireless communication system |
06/25/2008 | CN101208925A Power savings in hierarchically coded modulation |