Patents
Sitemap › H04 - Electric communication technique › H04L - Transmission of digital information, e.g. telegraphic communication › H04L 27 - Modulated-carrier systems
Patents for H04L 27 - Modulated-carrier systems (89,721)
12/2010
12/15/2010EP1203467B1 Robust transmission mode
12/15/2010CN201674525U Device reducing OFMD system peak-to-mean ratio and based on Hadamard matrix
12/15/2010CN201674524U Underground modulator-demodulator
12/15/2010CN1985451B Method for accessing a wireless communication system
12/15/2010CN1984112B Sending method, receiving method, sending device and receiving device
12/15/2010CN1980213B Receiving method and receiving apparatus
12/15/2010CN1969496B Carrier phase ambiguity correction
12/15/2010CN1885841B Space-time block code power distributing system and method
12/15/2010CN1665228B Apparatus and method for allocating subchannels adaptively according to frequency reuse rates
12/15/2010CN101919188A Transmission of system configuration information in mobile WIMAX systems
12/15/2010CN101919187A Method and apparatus for transmission within a multi-carrier communication system
12/15/2010CN101919175A Broadband multicarrier transmitter with subchannel frequency diversity for transmitting a plurality of spatial streams
12/15/2010CN101917768A User fairness resource allocation method for orthogonal frequency division multiple access relay system
12/15/2010CN101917383A Apparatus for receiving an orthgonal frequency division multiplexing signal
12/15/2010CN101917382A OFDM multi-antenna mapping method and device
12/15/2010CN101917381A Method for compensating delay difference among cells in cooperative multi-point transmission system
12/15/2010CN101917380A Method and device for sending downlink control signaling and uplink control signaling for multi-antenna system
12/15/2010CN101917379A Method of determining the location of the fft window and the delay spread for the platinum broadcast channel estimator
12/15/2010CN101917378A Method for reducing peak-to-average power ratio of OFDM signal
12/15/2010CN101917377A Synchronisation in multicarrier CDMA systems
12/15/2010CN101917376A Two-stage frequency conversion method for digital down conversion system in multi-carrier digital receiver
12/15/2010CN101917375A Method for adding channel associated audio signaling in synchronized frequency modulation broadcast
12/15/2010CN101917374A Inverse multiplexing system for overlength span light transmission
12/15/2010CN101917373A Method for realizing high-efficiency amplification based on signal decomposition and amplification device
12/15/2010CN101917372A Pre-demodulating, frequency discriminating and demodulating method, pre-demodulator, frequency discriminator and demodulator
12/15/2010CN101917371A Double-path fast frequency-shift keying (FFSK) same and different frequency synchronous decoding circuit for locomotive radio station
12/15/2010CN101917370A Method and device for expanding frequency offset estimation range of demodulation data
12/15/2010CN101917369A Method for identifying modulation mode of communication signal
12/15/2010CN101917367A Method for intercell interference coordination of downlink control channel in LTE-Advanced heterogeneous network
12/15/2010CN101917363A Method and device for estimating Doppler frequency shift
12/15/2010CN101917361A Repeater carrier frequency setting method and system and repeater
12/15/2010CN101917359A Receiving apparatus and method for receiving signals in a wireless communication system
12/15/2010CN101917356A Generation method of LTE (Long Term Evolution) system upstream reference signal q-step ZC (Zadoff-Chu) sequence system thereof
12/15/2010CN101917355A Channel estimation method and system
12/15/2010CN101917317A Data transmitting and receiving devices and high-speed bus terminal interface component
12/15/2010CN101917266A Transmission apparatus and method, reception apparatus and method, and communication system and method
12/15/2010CN101917265A Synchronisation in multicarrier CDMA systems
12/15/2010CN101917264A Synchronisation in multicarrier CDMA systems
12/15/2010CN101917252A Zero padding mode-based CI-OFDM communication method
12/15/2010CN101917251A Frequency interlacer and frequency interlacing method in DTMB (Digital Terrestrial Multimedia Broadcasting) system
12/15/2010CN101917247A Multiuser relay network information processing method based on QMA modulation
12/15/2010CN101917245A Mimo system with multiple spatial multiplexing modes
12/15/2010CN101917234A Method of transmitting information, transmitter, receiver and transmission system
12/15/2010CN101917208A Method for inhibiting neighboring cell interference
12/15/2010CN101917170A Direct conversion receiver architecture
12/15/2010CN101471909B Six-band frequency synthesizer for OFDM UWB
12/15/2010CN101312440B Signal-noise ratio estimation method for signal of orthogonal frequency division multiplexing communication system
12/15/2010CN101296216B Automatic adaptive equalizer for QAM demodulator
12/15/2010CN101247378B Method and device for high throughput N-point forward and inverse fast fourier transform
12/15/2010CN101238643B DC offset correction device and its method
12/15/2010CN101207598B Frequency synthesizer and frequency synthesis method
12/15/2010CN101207594B Method for implementing frequency coarse synchronizing using energy detection technique
12/15/2010CN101206375B Device for conversion of all optical non-return-to-zero amplitude modulation code to bi-phase shift keying code
12/14/2010USRE42002 Apparatus and method for high speed data communication
12/14/2010US7853971 Broadcasting signal receiver apparatus provided with controller for controlling demodulation mode, and apparatus for controlling demodulation mode
12/14/2010US7853153 Fourth harmonic generating system using optical double side-band suppressed carrier modulator
12/14/2010US7853152 Signal regeneration device, optical receiver, and signal processing method
12/14/2010US7852973 Method and a device to compensate for imbalances in a receiver
12/14/2010US7852972 Single-burst acquistion for wireless communication system
12/14/2010US7852971 False channel detection for wireless communication
12/14/2010US7852969 System and method for dynamic calibration of a quadrature encoder
12/14/2010US7852968 Method and apparatus for optimizing transmitter power efficiency
12/14/2010US7852963 Method and system for predicting signal power to interference metric
12/14/2010US7852961 Digital broadcasting transmission/reception devices capable of improving a receiving performance and signal processing method thereof
12/14/2010US7852959 Method of transmitting control signal in wireless communication system
12/14/2010US7852958 Receiving apparatus, integrated circuit and receiving method
12/14/2010US7852957 Wireless transmitter and wireless receiver
12/14/2010US7852956 Communications system, transmitter, receiver, and communications method thereof
12/14/2010US7852954 Method of transmitting data and estimating channel information in OFDM/OFDMA mobile communications system
12/14/2010US7852953 Method for allocation of power in multiuser orthogonal frequency division multiplexing
12/14/2010US7852952 DSL system loading and ordering
12/14/2010US7852951 Multicarrier receiver for multiple-input multiple-output wireless communication systems and method
12/14/2010US7852950 Methods and apparatuses for canceling correlated noise in a multi-carrier communication system
12/14/2010US7852906 Wireless communication device and channel estimation and separation method in multi input system
12/14/2010US7852905 System and method for despreading in a spread spectrum matched filter
12/14/2010US7852869 Method and apparatus for the transmission of data
12/14/2010US7852812 Communication system using OFDM for one direction and DSSS for another direction
12/14/2010US7852806 Method for acquiring resource region information for PHICH and method of receiving PDCCH
12/14/2010US7852126 Transmission apparatus and method
12/09/2010WO2010141783A1 Methods and apparatus for amplifying and transmitting signals
12/09/2010WO2010141618A1 System and method for power control for carrier aggregation using single power control message for multiple carriers
12/09/2010WO2010141616A1 System and method for reducing blind decoding for carrier aggregation and for randomly generating search spaces as a function of the carrier index, rnti and subframe index
12/09/2010WO2010141611A1 System and method for reducing blind decoding for carrier aggregation
12/09/2010WO2010141607A2 Downlink assignment indicator design for multi-carrier wireless communication
12/09/2010WO2010141344A1 Low power quality-energy scalable ofdma baseband design
12/09/2010WO2010140448A1 Likelihood value calculation device, likelihood value calculation method, and radio system
12/09/2010WO2010139458A1 Process for computing a frequency offset for a umts communication system based on the cpich pilot signals
12/09/2010WO2010139248A1 Mehtod and apparatus for soft demodulation for quadrature amplitude modulation in mobile television service
12/09/2010WO2010139234A1 Method and device for estimating maximum doppler frequency offset
12/09/2010WO2010139155A1 Frame structure and configuration method, communication method thereof
12/09/2010WO2010104343A3 Method and apparatus for transmitting control information for interference mitigation in multiple antenna system
12/09/2010WO2010080015A9 Method for transmitting uplink subframe including pilot signal
12/09/2010WO2009120941A3 Signaling message transmission in a wireless network by means of a selected subcarrier or an orthogonal sequence in the time-frequency plane
12/09/2010US20100313095 Systems and Methods of Information Transmission
12/09/2010US20100310060 Signal transmission method
12/09/2010US20100310022 Data processing apparatus and method
12/09/2010US20100310021 Method for computing correlation of pn sequence and circuit thereof
12/09/2010US20100310020 Data recovery system and method thereof
12/09/2010US20100310019 Rfid receiver
12/09/2010US20100310018 Multi-channel receiver device
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