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)
11/2012
11/06/2012US8306130 TFI-OFDM transmission/reception systems for UWB communication and methods thereof for mitigating interference from simultaneously operating piconets
11/06/2012US8306127 Digital broadcasting transmission/reception system utilizing mull packet and TRS code to improve receiving performance and signal processing method thereof
11/06/2012US8306102 Demodulation using serial localization with indecision
11/06/2012US8306067 Dual-frequency multiplexer
11/06/2012US8305921 Channel selection and interference suppression
11/06/2012US8305501 Electronic apparatus and method of presetting reception channel
11/06/2012US8304833 Memory cell with a channel buried beneath a dielectric layer
11/06/2012CA2622463C Pilot grouping and route protocols in multi-carrier communication systems
11/06/2012CA2461434C Mapping system for transmission and reception of multiple data types
11/01/2012WO2012149123A1 Rf agc control
11/01/2012WO2012148945A2 Method and apparatus for generation of coherent and frequency-lock optical subcarriers
11/01/2012WO2012148558A1 Quadrature time skew detection for coherent optical signals
11/01/2012WO2012148488A1 Methods and arrangements for communications in low power wireless networks
11/01/2012WO2012148487A1 Methods and arrangements for low power wireless networks
11/01/2012WO2012148445A1 Methods and system for communicating control information using carrier aggregation
11/01/2012WO2012148444A1 System and method of channel control in a wireless communication system
11/01/2012WO2012147623A1 Data processing device and data processing method
11/01/2012WO2012147474A1 Receiver device, wireless communication system, control program of receiver device, and integrated circuit
11/01/2012WO2012146020A1 Adaptive modulation and encoding method and device
11/01/2012WO2012115465A3 Method for coding and transmitting uplink control information in a wireless access system
11/01/2012WO2012100253A3 Digital demodulator architecture
11/01/2012US20120275552 Method and System for a Reference Signal (RS) Timing Loop for OFDM Symbol Synchronization and Tracking
11/01/2012US20120275551 Correlation Computation Method, Device and System
11/01/2012US20120275549 Systems and Methods for Wirelessly Receiving Data
11/01/2012US20120275548 Method and apparatus for data quantization and packing with variable bit width and period
11/01/2012US20120275547 Iterative demapper
11/01/2012US20120275546 Multiple symbol noncoherent soft output detector
11/01/2012US20120275544 Envelope extraction with reduced bandwidth for power modulation
11/01/2012US20120275542 Method for Transmitting an Information Sequence
11/01/2012US20120275541 Apparatus and method for generating a data stream and apparatus and method for reading a data stream
11/01/2012US20120275539 Ofdm transmitter with variable code block interleaver and method for ofdm communications with variable code block sizes
11/01/2012US20120275538 Method and System for Utilizing Givens Rotation Expressions for Asymmetric Beamforming Matrices in Explicit Feedback Information
11/01/2012US20120275537 System and method for sending and receiving a digital signal over a radio pathway
11/01/2012US20120275529 Method for Transmitting an Information Sequence
11/01/2012US20120275528 Packet detector
11/01/2012US20120275510 Scaling signal quality with channel quality
11/01/2012US20120275508 Constellation-Multiplexed Transmitter and Receiver
11/01/2012US20120275504 Positioner
11/01/2012US20120275500 Method and apparatus for acquiring a precoding matrix indicator and a precoding matrix
11/01/2012US20120275499 Methods and apparatus for using multiple antennas having different polarization
11/01/2012US20120275496 Method and apparatus for reducing interference in space frequency block coding communication
11/01/2012US20120275454 Asynchronous master-slave serial communication system, data transmission method, and control module using the same thereof
11/01/2012US20120275378 Method and apparatus for performing random access based on delay determined by network
10/2012
10/31/2012EP2518966A1 Complex condition determination unit, transmission device, complex condition determination method
10/31/2012EP2518965A1 Transmission circuit
10/31/2012EP2518964A1 Method and system for transmitting and receiving signals
10/31/2012EP2518963A1 Method and system for transmitting and receiving signals
10/31/2012EP2518962A1 Method of receiving a digital broadcast signal
10/31/2012EP2518961A1 Method and device for detecting primary synchronization signal and generating sequence in long term evolution (lte) system
10/31/2012EP2518960A1 Decoding method and device for physical broadcast channel in time division duplex system
10/31/2012EP2518959A1 Wireless communication device, wireless communication system, and wireless communication method
10/31/2012EP2518929A2 Preamble for use within multiple user, multiple access and or MIMO wireless communications
10/31/2012EP2518925A1 Techniques for data transmission using high-order modulation
10/31/2012EP2518923A1 Bit permutation patterns for BICM with LDPC codes of rate 2/5 and QAM constellations
10/31/2012EP2518922A1 Bit permutation patterns for BICM with LDPC codes of rate 1/3 and QAM constellations
10/31/2012EP2518909A2 Antenna virtualization in communication systems
10/31/2012EP2518908A2 Antenna virtualization in communication systems
10/31/2012EP2517430A1 Data modulation
10/31/2012EP2517429A1 Telecommunication signaling using nonlinear functions
10/31/2012EP2517428A2 Tone count selection
10/31/2012EP2517427A1 System and method for bi-phase modulation decoding
10/31/2012EP2517426A1 Methods and apparatus for synchronization in multiple-channel communication systems
10/31/2012CN202513951U Multi sub-band acoustic anti-Doppler modulation and demodulation device based on auxiliary pilot frequency
10/31/2012CN202513882U Multi-carrier power amplifier
10/31/2012CN1732698B Method and apparatus for adaptive carrier allocation and power control in multi-carrier communication systems
10/31/2012CN102763390A Delay detector circuit and receiver apparatus
10/31/2012CN102761515A Asymmetric amplitude and phase modulator with tiny random polarity
10/31/2012CN102761514A Receiving apparatus and data obtaining method
10/31/2012CN102761513A Method and device for supporting real-time multi-service in OFDM (Orthogonal Frequency Division Multiplexing) communication system
10/31/2012CN102761512A Secondary peak inhibition method for external radiation source radar based on single carrier digital television signal
10/31/2012CN102761511A Systems and methods for high rate ofdm communications using first and second cyclic prefix lengths
10/31/2012CN102761510A Method of handling soft buffer for carrier aggregation and related communication device
10/31/2012CN102761509A Receiving system of OFDM system and method for reducing system memory
10/31/2012CN102761508A Multi-system clear optical pulse amplitude modulation and demodulation methods used in visible light communication system
10/31/2012CN102761506A Method and device for eliminating inter-symbol interference
10/31/2012CN102761505A Method and device for estimating frequency deviations
10/31/2012CN102761504A Estimation method for TD-LTE digital relay downlink channel
10/31/2012CN102761502A Channel estimation method of OFDM (orthogonal frequency division multiplexing) system
10/31/2012CN102761501A Method and device for evaluating signal-noise power in CMMB system
10/31/2012CN102761406A Base station and broadcast channel transmission method
10/31/2012CN102761390A Methods and arrangements for low power wireless networks
10/31/2012CN102761355A Method and device for communication of control channel
10/31/2012CN102761350A Power line and wireless mixed communication method and device thereof
10/31/2012CN101908947B Concatenated coding and decoding method based on LDPC codes and constellation rotation quasi-orthogonal space-time codes
10/31/2012CN101895380B Blind estimation bit synchronization method for differential chaotic modulation communication system
10/31/2012CN101888692B Downlink power control method and device
10/31/2012CN101854325B Data mapping method applied to OFDM/OFDMA
10/31/2012CN101841499B Transmission parameter signaling module and transmission parameter signaling decoding method
10/31/2012CN101828369B Method of data transmission over guard sub-carriers and multi-carrier wireless device
10/31/2012CN101801066B Method of performing cell search for a wireless communications system
10/31/2012CN101789923B Digital pre-distortion power amplifying system and method thereof for processing signals
10/31/2012CN101667981B Eight-antenna channel estimation method for OFDM demodulating end
10/31/2012CN101562593B Phase factor combined circuit based on selective path
10/31/2012CN101288254B Transmitting/receiving system, transmitting apparatus, and pilot signal multiplexing method used in them
10/30/2012US8301991 LDPC (low density parity check) coded modulation symbol decoding
10/30/2012US8300741 Interference detector and method thereof
10/30/2012US8300739 Method and apparatus for generating soft bit values in reduced-state equalizers
10/30/2012US8300738 Power-saving method for Viterbi decoder and bit processing circuit of wireless receiver
10/30/2012US8300737 System and method for MIMO decoding
10/30/2012US8300736 Method and apparatus for phase reference tracking of digital phase modulated signals in the receiver
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