Patents for H04L 27 - Modulated-carrier systems (89,721)
04/2011
04/14/2011WO2011043598A2 Method and apparatus for uplink transmission in a multi-antenna system
04/14/2011WO2011043595A2 Apparatus and method for transmitting/receiving signal in wireless communication system
04/14/2011WO2011043594A2 Method and apparatus for relaying uplink signals
04/14/2011WO2011043581A2 Apparatus and method for transceiving signals in a wireless communication system
04/14/2011WO2011043395A1 Base station device and mobile communication method
04/14/2011WO2011042218A1 Symbol data correlation
04/14/2011WO2011042066A1 Symbol index identification employing scrambling sequences
04/14/2011WO2011009134A3 Track circuit communications
04/14/2011WO2010124033A3 Pre-communiction for relay base stations in wireless communication
04/14/2011WO2010027864A3 Physical layer data unit format
04/14/2011US20110085647 Methods, Systems and Products for Providing Modem Functions
04/14/2011US20110085625 Receiver and semiconductor device
04/14/2011US20110085624 Coded polarization-multiplexed iterative polar modulation
04/14/2011US20110085623 Method and apparatus for equalization of received signals
04/14/2011US20110085622 Dtv receiver and method of processing broadcast signal in dtv receiver
04/14/2011US20110085620 Methods and apparatus for communicating information using non-coherent and coherent modulation
04/14/2011US20110085617 System and method for providing a full fail-safe capability in signal transmission networks
04/14/2011US20110085616 Digital to analog converter comprising mixer
04/14/2011US20110085615 System of sharing data using transmission order
04/14/2011US20110085612 Cognitive radio system, cognitive radio apparatus, and radio signal detection method
04/14/2011US20110085610 Configurable Spatial Channel Information Feedback in Wireless Communication System
04/14/2011US20110085609 Device, system and method of communicating data over wireless communication symbols with check code
04/14/2011US20110085608 Communication system, test apparatus, communication apparatus, communication method and test method
04/14/2011US20110085607 Energy management for wireless devices
04/14/2011US20110085606 Time orthogonalization of reference signals
04/14/2011US20110085590 Method for digital wireless communications
04/14/2011US20110085588 Method for precoding based on antenna grouping
04/14/2011US20110085537 Efficient signaling for closed-loop transmit diversity
04/14/2011US20110085508 Resource allocation size dependent transport block size signaling
04/14/2011US20110085479 Encoding uplink acknowledgments to downlink transmissions
04/14/2011DE102007020013B4 Vorrichtung zum Übertragen von Daten An apparatus for transmitting data
04/13/2011EP2309788A1 Method, device and system for network resource configuration
04/13/2011EP2309692A1 Frame sync detecting circuit and fsk receiver using the same
04/13/2011EP2309691A1 Clock regeneration circuit and receiver using the same
04/13/2011EP2309690A1 Fsk receiver
04/13/2011EP2309656A1 Method and apparatus for power line communication
04/13/2011EP2308208A2 Systems and methods for enhanced atc overlay modulation
04/13/2011EP2308207A1 Unified synchronous ranging channel design and allocation in wireless ofdma systems
04/13/2011EP2308206A1 Method and apparatus of data transmission over guard sub-carriers in multi-carrier ofdm systems
04/13/2011EP2308205A1 Ofdm existence detection method, communication apparatus, integrated circuit, and circuit module
04/13/2011EP2308184A2 Method and apparatus of monitoring pdcch in wireless communication system
04/13/2011EP2308183A2 Method and apparatus of receiving data in wireless communication system
04/13/2011EP2122890B1 Method for performing an adaptive modulation and coding scheme in mobile communication system
04/13/2011EP1228590B1 Method and apparatus for transmitting signals in a communication system
04/13/2011CN201797533U 无线发射/接收单元 Wireless transmit / receive unit
04/13/2011CN201797532U Novel carrier companding digital system for GSM
04/13/2011CN1972257B Method and apparatus for implementing symmetry of channel in broadband orthogonal frequency division multiplexing system
04/13/2011CN1893411B Transmitter capable of generating a frame and method therefor
04/13/2011CN1816993B Multi-carrier communication device and feedback information communication method
04/13/2011CN1783861B Method for realizing frequency soft multiplexing in radio communication system
04/13/2011CN102017751A Signaling of unused resources
04/13/2011CN102017735A Methods and arrangements for downlink multi-carrier power control in a wireless communications system
04/13/2011CN102017725A Method and apparatus for providing power saving using superframes
04/13/2011CN102017696A Backward compatible bandwidth extension
04/13/2011CN102017561A Coded modulation with interleaving of the I and Q pathways and optimized rotation
04/13/2011CN102017560A Low latency synchronization scheme for wrieless ofdma systems
04/13/2011CN102017559A Method of transmitting control signals in wireless communication system
04/13/2011CN102017558A Method for encoding control information in a wireless communication system, and method and apparatus for transmitting and receiving the control information
04/13/2011CN102017556A Frame sync detecting circuit and FSK receiver using the same
04/13/2011CN102017555A Receiving device and channel estimation method
04/13/2011CN102017553A Method and system for baseband predistortion linearization in multi-channel wideband communication systems
04/13/2011CN102017552A Detection of symbols of a signalling parameters channel in a multicarrier receiver
04/13/2011CN102017488A Efficient physical layer preamble format
04/13/2011CN102017486A Radio communication system, radio communication device, and radio communication method
04/13/2011CN102017485A Wireless communication system and transmitter used for the same
04/13/2011CN102017484A Wireless communication system, transmitter apparatus, receiver apparatus, and communication method
04/13/2011CN102017467A Photofield transmitter and photofield transmission system
04/13/2011CN102017448A Method for signalling resources to a radio station and radio station therefor
04/13/2011CN102017445A Layer mapping method and data transmission metho for MIMO system
04/13/2011CN102017444A Cyclic delay diversity based transmission with delay hopping
04/13/2011CN102014524A Wireless sensor network and power line communication-based chip and monitoring system
04/13/2011CN102014430A Method and device for performing admission control in OFDM (Orthogonal Frequency Division Multiplexing) system
04/13/2011CN102014101A OFDM (orthogonal frequency division multiplexing) synchronization method based on multi-transmitting antenna technology
04/13/2011CN102014100A Data detection and demodulation for wireless communication systems
04/13/2011CN102014099A Downlink pilot frequency transmission method, device and system
04/13/2011CN102014098A Method and device for measuring and calculating maximum Doppler frequency offset
04/13/2011CN102014097A Receiving terminal as well as fast frequency offset estimation device and method
04/13/2011CN102014096A Device and method for mapping demodulated pilot frequency
04/13/2011CN102014095A Partial transmit sequence optimization method and device for superimposed training sequences
04/13/2011CN102014094A Intelligent calibration method of antenna transmitting channel and antenna receiving channel and relevant device
04/13/2011CN102014093A Extended binary phase shift keying (EBPSK) modem and implementation method thereof
04/13/2011CN102014092A Cascade-mode-based quaternary minimum-shift keying ( MSK) modulation method and device
04/13/2011CN102014091A Data communication method, wireless communication system, and base station
04/13/2011CN102014088A Method for assisting channel equalization by using automatic gain control (AGC) adjustment factors
04/13/2011CN102013960A Antenna selection-based multi-antenna network coding relay transmission method
04/13/2011CN102013959A Communication method and wireless communication system for realizing multi-user dispatching
04/13/2011CN102013955A Method suitable for hardware realization for assisting soft decision decoding by using channel state information
04/13/2011CN102013949A Rate selection for an OFDM system
04/13/2011CN102013896A Receiver with re-demodulation
04/13/2011CN101557503B Electrical power emergency repair emergency command wireless video audio monitoring system
04/13/2011CN101442512B Method for recognizing OFDM signal
04/13/2011CN101425990B Data transmission method and system
04/13/2011CN101399803B Multi-user detection method and device for OFDM signal
04/13/2011CN101360086B Signal processing method and system
04/13/2011CN101340411B Method for amplitude modulation and transmitter
04/13/2011CN101317412B Interference measuring method, resource allocation method and device in frequency division multiple address system
04/13/2011CN101291310B Frame synchronizing device and method in broadband wireless communication system
04/13/2011CN101248639B Simplified scrambling scheme for satellite broadcasting systems and device
04/13/2011CN101227448B Time synchronism apparatus, method and receiver using mobile window channel estimation
04/13/2011CN101159643B Wireless transmitter, wireless receiver, wireless communication system, and wireless signal control method