Patents for H04L 27 - Modulated-carrier systems (89,721)
02/2013
02/20/2013CN102938931A Wide-range nonsynchronous uplink accessing method and device
02/20/2013CN102938754A Synchronization sequence construction method in super cellular mobile communication device-to-device technology
02/20/2013CN102938753A Transmission method suitable for long term evolution-advanced (LTE-A) over-distance covering under low signal to noise ratio
02/20/2013CN102938752A Method and apparatus of generating signals for initial ranging in OFDMA system
02/20/2013CN102938751A Method and device for windowing time domains of time domain synchronization orthogonal frequency division multiplexing system
02/20/2013CN102938750A Signal emitting and receiving method based on orthogonal frequency division multiplexing (OFDM) frequency spectrum compression
02/20/2013CN102938749A Implementation device and implementation method for linear power amplifier model
02/20/2013CN102938748A Multiservice transmission method for physical layer component channel based on bit level
02/20/2013CN102938747A Digital interphone signal demodulation device
02/20/2013CN102938745A 无线通信方法 The wireless communication method
02/20/2013CN102938695A Timing synchronization method of power line carrier communication system
02/20/2013CN101938327B 数字解调装置 Digital demodulation device
02/20/2013CN101917372B Pre-demodulating, frequency discriminating and demodulating method, pre-demodulator, frequency discriminator and demodulator
02/20/2013CN101909028B Single carrier demodulation method and system, transmitter and receiver
02/20/2013CN101873288B Method and device for code acquisition
02/20/2013CN101682419B Method of transmitting reference signal and transmitter using the same
02/20/2013CN101335733B Inter-carrier interference in OFDM system
02/19/2013US8381251 Method of receiving information
02/19/2013US8380212 Apparatus and method for transmission of dynamic feedback channel information in a MIMO system
02/19/2013US8379774 Method and apparatus for merging bit probability information in serial localization with indecision
02/19/2013US8379773 Method and apparatus for enhanced channel estimation in wireless communication systems
02/19/2013US8379772 Receiver, communication system, and channel estimation method
02/19/2013US8379771 System and method for formatting symbols in a data stream
02/19/2013US8379770 Signal conversion system for sending or receiving a radiofrequency signal
02/19/2013US8379769 Communication system utilizing a hierarchically modulated signal and method thereof
02/19/2013US8379768 Method and arrangement for generating soft bit information in a receiver of a multiple antenna system
02/19/2013US8379766 Multi-channel receiver
02/19/2013US8379764 Receiving device and channel estimation method
02/19/2013US8379763 Wireless communication device, wireless communication method, signal processing device, signal processing method, and computer program
02/19/2013US8379762 Physical carrier to interference-plus-noise ratio techniques for wideband wireless communication networks
02/19/2013US8379759 Digital broadcasting system and method of processing data
02/19/2013US8379758 Power supply apparatus and power supply method
02/19/2013US8379757 Narrow-band OFDM mode for WLAN
02/19/2013US8379756 Method for multiplexing data information and control information in wireless communication system
02/19/2013US8379755 RF transmitter with adaptive digital filtering
02/19/2013US8379754 Method and device for predicting a figure of merit from a distribution
02/19/2013US8379743 Method and apparatus for interference mitigation in a baseband OFDM receiver
02/19/2013US8379742 Estimating channel conditions in a MIMO OFDM communication system
02/19/2013US8379737 Interface module for communication with an electronic or an electromechanical device of a medium voltage interruption unit
02/19/2013US8379736 Ultra-wideband communication system and method
02/19/2013US8379709 Channel estimation and equalization for hard-limited signals
02/19/2013US8379691 Method and apparatus for estimating channel in mobile communication network
02/19/2013US8379673 Digital broadcasting transmitter, turbo stream processing method thereof, and digital broadcasting system having the same
02/19/2013US8379620 Transmission apparatus and transmission method using a plurality of divided frequency bands in a communication band
02/19/2013US8379551 Radio selection in a multi-radio device
02/19/2013US8378465 Method and apparatus for optical modulation
02/19/2013CA2723046C Direct conversion receiver architecture
02/19/2013CA2661201C Beacon assisted cell search in a wireless communication system
02/19/2013CA2660793C System and method for communicating data using symbol-based randomized orthogonal frequency division multiplexing (ofdm) with applied frequency domain spreading
02/19/2013CA2501458C Ofdm communication system with multiple ofdm symbol sizes
02/19/2013CA2351140C Adaptive time diversity and spatial diversity for ofdm
02/14/2013WO2013023093A2 Multiple-input and multiple-ouptut (mimo) enhancement for backhaul relays
02/14/2013WO2013022468A1 Wireless communication device and method for multi-mcs ofdm transmissions at different transmission power levels
02/14/2013WO2013022335A1 A method of reducing peak-to-average power ratio (papr)
02/14/2013WO2013022321A2 Method and apparatus for mixed analog/digital beamforming
02/14/2013WO2013022301A2 Method and apparatus for transmitting uplink control information in wireless access system
02/14/2013WO2013022272A2 Apparatus for transmitting and receiving downlink control information in a wireless access system and method thereof
02/14/2013WO2013022270A2 Receiving device of ofdm communication system and method for alleviating phase noise thereof
02/14/2013WO2013022261A2 Extension of physical downlink control channels in a communication system
02/14/2013WO2013022260A2 Method and user equipment for transmitting uplink control information
02/14/2013WO2013022244A2 Apparatus and method for ue-specific demodulation reference signal scrambling
02/14/2013WO2013021188A1 Allocating resources and transmitting data in mobile telecommunication systems comprising machine type communication applications
02/14/2013WO2013021187A1 Allocating resources and transmitting data in mobile telecommunication systems comprising machine type communication applications
02/14/2013WO2013020565A1 Reference signal generation technique
02/14/2013WO2013020491A1 Pilot signal sending method and device
02/14/2013WO2013020272A1 Apparatus and method for estimating an optical communication channel at discrete frequencies
02/14/2013WO2012036478A8 Apparatus for transmitting control information in a wireless communication system and method thereof
02/14/2013US20130039450 Method and associated apparatus of data extraction
02/14/2013US20130039449 Universal systems and methods for determining an incoming carrier frequency and decoding an incoming signal
02/14/2013US20130039448 Multi-channel sequential viterbi decoder
02/14/2013US20130039447 Symbol vector-level combining receiver for incremental redundancy harq with mimo
02/14/2013US20130039446 Frequency-domain filtering for channel estimation in communications systems
02/14/2013US20130039445 Method and apparatus for determining analog beam in hybrid beam-forming system
02/14/2013US20130039442 Method of Improving Performance in a Hierarchical Modulation System
02/14/2013US20130039441 Method and apparatus for implementing space time processing with unequal modulation and coding schemes
02/14/2013US20130039440 Apparatus and method for supporting device to device service
02/14/2013US20130039439 Multicarrier transmitting apparatus and multicarrier transmitting method
02/14/2013US20130039438 System and method for a multi-band transmitter
02/14/2013US20130039437 Method of Precoding with a Codebook for a Wireless System
02/14/2013US20130039436 Techniques for detection of signals in multiple-input multiple-output communication systems
02/14/2013US20130039435 Wireless communication system
02/14/2013US20130039434 System and method for a dual-path transmitter
02/14/2013US20130039406 Two stage adaptive equalizer for a batch receiver
02/14/2013US20130039405 Communication system, transmission device, reception device, program, and processor
02/14/2013US20130039404 Synchronization of a Receiver to a Desired Signal
02/14/2013US20130039398 Method and apparatus for transmitting uplink control information in a wireless communication system
02/14/2013US20130039397 Communications system using adaptive orthogonal frequency division multiplexing
02/14/2013US20130039395 System and method of providing communications in a wireless power transfer system
02/14/2013US20130039387 System and Method for Signaling and Transmitting Uplink Reference Signals
02/14/2013US20130039368 System and method for frequency-agile transmission in a wireless communication device
02/14/2013US20130039281 Scrambling code planning device and method for using same in wireless communication network
02/14/2013DE102012202339A1 Method for suppressing superimposed noise-receiving single sideband signal transmitted through wireless communication, involves determining squelch signal in dependence of superimposed noise-receiving signal for signal suppression
02/13/2013EP2557750A1 Channel estimation and peak to average power ratio reduction in multi-carrier modulation receivers
02/13/2013EP2557749A2 Method and apparatus for transmitting control information in wireless communication system
02/13/2013EP2557748A1 Method and apparatus for controlling phase delay offset point of modulator
02/13/2013EP2557747A1 Method and apparatus for feeding back and constructing correlation matrix in multi-input multi-output system
02/13/2013EP2557717A1 Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal
02/13/2013EP2557716A1 Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal
02/13/2013EP2557708A1 Transmission device, transmission power control method and transmission determination method
02/13/2013EP2557700A2 Signal transmission method and apparatus using codebook in wireless communication system supporting multiple antennas