Patents for H04L 27 - Modulated-carrier systems (89,721)
09/2011
09/28/2011CN102202027A Method and device for generating pilot frequency sequence
09/28/2011CN102202026A Anti-large-frequency-offset LTE (Long Term Evolution) downlink initial time synchronizing method
09/28/2011CN102202025A Method for pulse interference detection and elimination
09/28/2011CN102202024A Space-time continuous phase modulation (CPM) signal modulation and demodulation methods
09/28/2011CN102202023A Signal generation device and signal generation method employing a transmission method using inverse Fourier transform
09/28/2011CN102202021A Rough frequency offset estimation method for broadcast positioning system
09/28/2011CN102201905A Synchronized method of low-density parity-check (LDPC) data blocks in 32quadrature amplitude modulation (32QAM) and 4quadrature amplitude modulation-nordstrom robinson (4QAM-NR) of digital television terrestrial broadcasting system (DTMB)
09/28/2011CN102201891A Wireless frame transmission method and device
09/28/2011CN102201869A OFDM (Orthogonal Frequency Division Multiplexing)-technique-based TOF (Terahertz-Over-Fiber) wireless communication system device and method
09/28/2011CN102201856A Synchronization communication method for uplink and downlink frame of communication system with relay stations
09/28/2011CN102201848A Multi-channel synchronization up-conversion system and method based on transmitting antenna
09/28/2011CN102201847A Reception device
09/28/2011CN102201837A Communication node and procedure for various means of transmission
09/28/2011CN102201834A Method, device, searcher and system for performing multi-path searching in frequency domain
09/28/2011CN102201830A Idle period downlink (IPDL) improvement and base band processing method for broadcast positioning system
09/28/2011CN101599939B Method and device for estimating reference signal received power of orthogonal frequency division multiplexing system
09/28/2011CN101552990B Method for distributing subcarrier with distributed mode based on ant colony optimization
09/28/2011CN101510864B Wireless communication system and method, OFDM communication apparatus and method thereof
09/28/2011CN101488930B Multi-code OFDM transmission method and equipment thereof
09/28/2011CN101453292B Method and apparatus for channel interleaving
09/28/2011CN101375572B Decoding apparatus and decoding method
09/28/2011CN101350799B Method for modulating general non-linearity signal and equipment thereof
09/28/2011CN101304404B Method for forming broadband time-domain digital beam
09/28/2011CN101223718B Communication device and radio communication system
09/28/2011CN101167322B Transmitting device, receiving device and communication method for an OFDM communication system with new preamble structure
09/28/2011CN101120567B Method for generating bit LLR value used for twolayer QPSK-turbo decoding and related UT, processor
09/28/2011CN101072217B System and method for providing 3-dimensional joint interleaver and circulation transmissions
09/28/2011CN101039500B OFDM-based cell user communication method and system thereof
09/27/2011US8028224 Method and system for providing short block length low density parity check (LDPC) codes
09/27/2011US8027807 DSL diagnosis expert system and method
09/27/2011US8027657 Sampling mixer with asynchronous clock and signal domains
09/27/2011US8027417 Interference-weighted communication signal processing systems and methods
09/27/2011US8027416 Structure for data communications systems
09/27/2011US8027415 Data communications systems
09/27/2011US8027414 Carrier frequency recovering apparatus using phase shift and method thereof
09/27/2011US8027412 Apparatus and method for detecting frame boundary in wireless communication system
09/27/2011US8027411 Wireless receiver
09/27/2011US8027410 Digital signal processing based de-serializer
09/27/2011US8027407 Method and apparatus for asynchronous space-time coded transmission from multiple base stations over wireless radio networks
09/27/2011US8027400 Wireless communication system, wireless communication apparatus, and resource assignment method used therein
09/27/2011US8027399 Pilot transmission and channel estimation for an OFDM system with excess delay spread
09/27/2011US8027398 Method for solving high PAPR problem of MCM communication system using unitary transform
09/27/2011US8027397 Apparatus for creating, demodulating, transmitting and receiving orthogonal frequency division multiplexing symbol
09/27/2011US8027396 Apparatus and method for transmitting and receiving a signal in a multiple input multiple output mobile communication system
09/27/2011US8027395 Edge MMSE filters
09/27/2011US8027392 Method for transmitting information involving enhanced allocation of spectral resources
09/27/2011US8027386 Robust mode staggercasting without artifacts
09/27/2011US8027381 Robust mode staggercasting user controlled switching modes
09/27/2011US8027369 Method of processing traffic information and digital broadcast system
09/27/2011US8027367 Methods and apparatus for multi-carrier communication systems with adaptive transmission and feedback
09/27/2011US8027243 Allocation of radio resource in orthogonal frequency division multiplexing system
09/22/2011WO2011116365A2 Resource mapping for multicarrier operation
09/22/2011WO2011115907A1 Allocating antennas for cyclic delay diversity transmission
09/22/2011WO2011115545A1 Method and device for transmission of signals in a gsm system
09/22/2011WO2011115473A2 A concatenated multidimensional signal modulating transmitter and receiver system and a method thereof
09/22/2011WO2011114837A1 Transmitter apparatus, transmission method and transmission system
09/22/2011WO2011114738A1 Wireless transmission system and wireless transmitter, wireless receiver, wireless transmission method wireless reception method and wireless communication method used with same
09/22/2011WO2011114737A1 Wireless transmission system and wireless transmitter, wireless receiver, wireless transmission method, wireless reception method and wireless communication method used with same
09/22/2011WO2011114393A1 Complex signal processing circuit, receiver circuit, and signal reproducing apparatus
09/22/2011WO2011113150A1 Amplitude and phase modulation of a laser by modulation of an output coupler
09/22/2011WO2011113097A2 Method and apparatus for fiber non-linearity mitigation
09/22/2011WO2011087559A3 Tone count selection
09/22/2011WO2011077246A8 Multi-band wideband power amplifier digital predistortion system
09/22/2011WO2011051448A4 Synchronisation process in optical frequency division multiplexing transmission systems
09/22/2011US20110231657 Apparatus and method for employing codes for telecommunications
09/22/2011US20110229148 Optical modulation apparatus and optical modulation method
09/22/2011US20110228883 Combining decision metrics for decoding based on payload difference
09/22/2011US20110228882 Decoding algorithm for frequency shift key communications
09/22/2011US20110228881 Method circuit and system for adapting a receiver to receive chain components based on characteristics of a received signal
09/22/2011US20110228880 Digital broadcasting receiver for protection of broadcasting contents and the method thereof
09/22/2011US20110228879 Method and Device for Transmission of Signals in a GSM System
09/22/2011US20110228878 Methods and Arrangements for Peak to Average Power Ratio Reduction
09/22/2011US20110228877 Method and apparatus for signal transmission in wireless communication system
09/22/2011US20110228876 Digital broadcasting system and method of processing data
09/22/2011US20110228875 Modified preamble for programmable transmitter
09/22/2011US20110228873 Apparatus for transmitting digital broadcast and method for transmitting data using the same in digital broadcasting system
09/22/2011US20110228872 Method and apparatus for crest factor reduction
09/22/2011US20110228871 High Bandwidth Programmable Transmission Line Pre-Emphasis Method and Circuit
09/22/2011US20110228869 Design methodology and method and appartus for signaling with capacity optimized constellations
09/22/2011US20110228868 Channel estimation method of an orthogonal frequency division multiplexing system and receiving apparatus
09/22/2011US20110228867 Remote antenna system
09/22/2011US20110228866 Broadcasting method for sending signal containing predetermined information and radio apparatus
09/22/2011US20110228864 Resonance mitigation for high-speed signaling
09/22/2011US20110228863 Multiplexing control and data information from a user equipment in a physical data channel
09/22/2011US20110228862 Electronic device
09/22/2011US20110228861 Data transfer system, a reception device of the data transfer system and a control method of the data transfer system
09/22/2011US20110228839 Digital adaptive channel equalizer
09/22/2011US20110228838 Apparatus for impulse noise mitigation
09/22/2011US20110228837 Methods and Apparatuses for Interference Cancellation with Frequency Error Compensation for Equalizer Adaptation
09/22/2011US20110228822 Spectral smoothing wireless communications device and associated methods
09/22/2011US20110228815 Transmission apparatus, reception apparatus and communication system
09/22/2011US20110228758 Method and a transmitter in a wireless communication network
09/22/2011US20110228728 Method and system for space code transmit diversity of pucch
09/22/2011US20110228683 Radio communication method, radio communication device, radio communication program, and radio communication system
09/22/2011US20110227784 System employing a direct digital synthesiser
09/22/2011CA2792957A1 Amplitude and phase modulation of a laser by modulation of an output coupler
09/21/2011EP2367333A2 Methods and tools for expanding coverage of an OFDM broadcast transmitter via transmit timing advance
09/21/2011EP2367332A1 IQ imbalance correction method in a wireless communication device including a quadrature modulation/demodulation function
09/21/2011EP2367331A1 Communications device used in CDMA
09/21/2011EP2367314A2 Ofdma with adaptive subcarrier-cluster configuration and selective loading