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)
03/2010
03/18/2010US20100067607 All-optical balanced detection system
03/18/2010US20100067606 Method and apparatus for transmitting/receiving mbms based on hm
03/18/2010US20100067603 Radio Communication Systems And Transmitting Method
03/18/2010US20100067600 Mmse mimo decoder using qr decomposition
03/18/2010US20100067598 Method and System for LLR Buffer Reduction in a Wireless Communication Modem
03/18/2010US20100067592 Ofdma-based operation of a wireless subscriber terminal in a plurality of cells
03/18/2010US20100067591 Efficiently identifying system waveform in uplink transmission
03/18/2010US20100067590 Adaptive pilot insertion for a mimo-ofdm system
03/18/2010US20100067589 Method and apparatus for optimizing downlink transmission in a wireless communication network
03/18/2010US20100067588 Wireless Communication Apparatus, Antenna Calibration Method, and Computer Program
03/18/2010US20100067587 Adaptive pulse detection for all-digital line-of-sight (los) processor
03/18/2010US20100067585 A wireless communication apparatus and the configuration method thereof
03/18/2010US20100067570 Method and Device for Detecting Simultaneous Double Transmission of AM Signals
03/18/2010US20100067568 Service in communication systems
03/18/2010US20100067514 Wireless communication systems with femto nodes
03/18/2010US20100067512 Uplink transmit diversity schemes with 4 antenna ports
03/18/2010US20100067474 Peak-to-average power ratio management for multi-carrier modulation in wireless communication systems
03/18/2010US20100067465 Base station, user device, transmission method, and reception method
03/18/2010US20100067461 Method of transmitting control signals in wireless communication system
03/18/2010US20100067435 Architecture to support network-wide multiple-in-multiple-out wireless communication over an uplink
03/18/2010US20100067418 Method and arrangement for reducing power consumption in user equipments in multi-carrier radio systems
03/18/2010DE102005029819B4 Sigma-Delta-Umsetzer und Verwendung desselben The same sigma-delta converter and using
03/18/2010CA2736476A1 Common mode and unified frame format for different transmission schemes
03/18/2010CA2736268A1 High-efficiency preambles for communications systems over pseudo-stationary communication channels
03/18/2010CA2735471A1 A method and apparatus for signaling to a mobile device which set of training sequence codes to use for a communication link
03/17/2010EP2164218A2 Method and apparatus for transmitting/receiving multimedia broadcast/multicast data based on hierarchical modulation
03/17/2010EP2164217A1 Long term evolution (LTE) radio link timing synchronization
03/17/2010EP2164216A1 Method for determining a common phase error for an orthogonal frequency division multiplexing transmission, computer program, receiver arrangement, and communication apparatus
03/17/2010EP2164214A1 A channel estimation method of the mobile communication system based on the time division pilot field
03/17/2010EP2164185A2 OFDMA-based operation of a wireless subscriber terminal in a plurality of cells
03/17/2010EP2164184A1 Automatic power control for a CDMA communications system
03/17/2010EP2163060A2 Setting the power level of the information elements in the ofdma map according to the channel condition
03/17/2010EP2163059A1 Method for receiving a frequency multiplexed transmitted signal
03/17/2010EP2163058A1 Apparatus and method for modulation and demodulation using frequency selective baseband
03/17/2010EP2163057A1 Memory-saving method for generating soft bit values from an ofdm signal
03/17/2010EP2163026A1 Method of downlink resource allocation in a sectorized environment
03/17/2010EP2163017A1 Methods and apparatus for mapping modulation symbols to resources in ofdm systems
03/17/2010EP2162985A1 Method and apparatus for communicating with root-nyquist, self-transform pulse shapes
03/17/2010EP1307973B1 Systems and methods for characterizing transmission lines in a multi-carrier dsl environment
03/17/2010CN101675638A Methods and apparatuses for multimode bluetooth and wlan operation concurrently
03/17/2010CN101675637A Fft spreading among selected OFDM sub-carriers
03/17/2010CN101675636A Method and device for allocating resources in an OFDM network
03/17/2010CN101675635A Selection of root indices in polyphase cazac sequences
03/17/2010CN101675634A Measurement of cell-specific reference symbols in the presence of mbms single frequency network transmissions
03/17/2010CN101675584A amplifier pre-distortion systems and methods
03/17/2010CN101674471A New frame and data pattern structure for multi-carrier systems
03/17/2010CN101674282A Method and system of double-antenna transmit diversity and channel evaluation based on TDS-OFDM
03/17/2010CN101674281A Pilot frequency pattern design method based on channel environment judgment
03/17/2010CN101674280A Method for detecting time offset and frequency offset of OFDM symbol
03/17/2010CN101674279A Method for decreasing OFDM signal peak average rate
03/17/2010CN101674278A New frame and data pattern structure for multi-carrier systems
03/17/2010CN101674277A Method for generating a reference signal sequence using grouping
03/17/2010CN101674276A Data transmission method of wireless bursty communication, system and channel equalization method
03/17/2010CN101674275A Method for decreasing spending on channel quality information feedback of wide-band mobile communication system
03/17/2010CN101674274A Method and equipment for realizing descending PUSC framing of WIMAX
03/17/2010CN101674273A Multi-user dispatching method, multi-user dispatching device, information feedback device, base station and mobile station
03/17/2010CN101674272A System and method for recovering high-speed 8PSK carriers parallelly
03/17/2010CN101674271A Quadrature modulation system
03/17/2010CN101674270A Identification method of low signal-to-noise ratio phase-shift keying modulating signal
03/17/2010CN101674188A HM-based MBMS transmitting and receiving method and corresponding device
03/17/2010CN101674186A Method and device for multiplexing multicast services and unicast services
03/17/2010CN101674172A A method of and a device for generating a signal having a predetermined quality criterion for use in or on a communication system
03/17/2010CN101674163A Method and device for transmitting data of physical uplink control channel in multi-antenna system
03/17/2010CN101674162A Method and device for scrambling data of physical uplink control channel in multi-antenna system
03/17/2010CN101674160A Signal detection method and device for multiple-input-multiple-output wireless communication system
03/17/2010CN101674119A Multi-input multi-output-orthogonal frequency division multiplexing sending and receiving equipment and method
03/17/2010CN100594704C Wireless internet terminal and packet transmission method for improving quality of service
03/17/2010CN100594703C Method for limiting amplitude of a carrier frequency output signal
03/16/2010US7681063 Clock data recovery circuit with circuit loop disablement
03/16/2010US7680474 Superconducting digital mixer
03/16/2010US7680229 Method of determining a synchronous phase
03/16/2010US7680225 Receiving apparatus and C/N ratio indication method thereof
03/16/2010US7680224 Apparatus and method for automatic frequency correction for a receiver system
03/16/2010US7680220 Numerical phase detector with interpolated values
03/16/2010US7680219 Apparatus and method for decoding a bit sequence from QPSK or QAM symbols
03/16/2010US7680218 Method and apparatus for communication channel estimation
03/16/2010US7680217 Methods and systems for coding of a bang-bang detector
03/16/2010US7680215 Apparatus and method for efficient inter radio access technology operation
03/16/2010US7680214 Computation of soft bits for a turbo decoder in a communication receiver
03/16/2010US7680213 Generating higher order modulation using QPSK modulations
03/16/2010US7680212 Linear precoding for multi-input systems based on channel estimate and channel statistics
03/16/2010US7680211 MIMO maximum-likelihood space-time architecture
03/16/2010US7680210 Method for generating I/Q signal in a TDMA transmitter and corresponding modulator
03/16/2010US7680209 Method and device for training an RF amplifier linearization device, and mobile terminal incorporating same
03/16/2010US7680208 Multiscale wireless communication
03/16/2010US7680207 Mobile communication system, mobile communication method, and radio station suitably used for the same
03/16/2010US7680198 Adaptive bit/power loading technique for a multicarrier communication system
03/16/2010US7680197 Apparatus and method for sampling timing compensation in multi-carrier system
03/16/2010US7680196 Array antenna transceiver and calibrating method of transmission route used for the same
03/16/2010US7680195 COFDM demodulator with an optimal FFT analysis window positioning
03/16/2010US7680175 Apparatus and method for transmitting/receiving signal in a communication system using a plurality of transmit antennas
03/16/2010US7680156 System and method for transmitting random access data using orthogonal frequency division multiple access
03/16/2010US7680141 Transmitter device and relay device for performing data transmission control
03/16/2010US7679560 Method and apparatus for adaptive direction estimation of radio waves
03/16/2010CA2551988C Frequency error estimation and frame synchronization in an ofdm system
03/16/2010CA2505890C Multi-modulation remote control communication system
03/11/2010WO2010028355A1 Monolithic integration of photonics and electronics in cmos processes
03/11/2010WO2010027223A1 Apparatus and method for managing multi-carrier
03/11/2010WO2010027216A1 Apparatus and method for transmitting data and apparatus and method for receiving data of multi-carrier communication system
03/11/2010WO2010027198A2 Apparatus and method for scrambling in a wireless communication system
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