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)
03/2009
03/31/2009US7512190 Data transmission apparatus using asynchronous dual-rail bus and method therefor
03/31/2009US7512189 Lower complexity layered modulation signal processor
03/31/2009US7512188 Phase shift keying signaling for integrated circuits
03/31/2009US7512186 Rate adaptation and parameter optimization for multi-band single carrier transmission
03/31/2009US7512185 Dual carrier modulator for a multiband OFDM UWB transceiver
03/31/2009US7512184 Receiver and reception method with channel estimation using smoothing and decimation fast fourier transform (FFT)
03/31/2009US7512155 Framing structure allowing flexible allocation of overhead channel
03/31/2009US7512149 Bit and power allocation scheme for full-duplex transmission with echo cancellation in multicarrier-based modems
03/31/2009US7512109 Slot structure for radio communications system
03/31/2009US7510117 Decoding with memory in RFID system
03/26/2009WO2009039444A1 Multi-mode and multi-band transmitters for wireless communication
03/26/2009WO2009039396A2 Auto-discovery in a switch
03/26/2009WO2009039383A2 Reference signal structure for ofdm based transmissions
03/26/2009WO2009039289A2 Equalization of third-order intermodulation products in wideband direct conversion receiver
03/26/2009WO2009038429A2 Method of transmitting a wideband frame
03/26/2009WO2009038354A2 Method and system for transmitting and receiving signals
03/26/2009WO2009038353A2 Method and system for transmitting and receiving signals
03/26/2009WO2009038350A1 Method of mapping physical resource to logical resource in wireless communication system
03/26/2009WO2009038269A1 System for channel sounding of broadband single carrier mobile communications and method thereof
03/26/2009WO2009038034A1 Reception device and method
03/26/2009WO2009037794A1 Quadrature amplitude modulation signal generating device
03/26/2009WO2009037328A2 Scalable control channel design for ofdm-based wireless systems
03/26/2009WO2009036683A1 Method and apparatus for associating a packet with an h-arq channel identifier
03/26/2009WO2009016573A3 System and method of transmitting and receiving mimo-ofdm signals
03/26/2009WO2009016000A3 Iq gain imbalance suppression in presence of unknown phase imbalance
03/26/2009WO2009010564A3 Method of detecting cyclo-stationary signals
03/26/2009WO2008144363A3 Pilot structures for ack and cqi in a wireless communication system
03/26/2009WO2005008876A3 Methods and systems for simultaneous multiple frequency voltage generation
03/26/2009US20090083785 Digital broadcasting system and data processing method
03/26/2009US20090083606 Digital broadcasting system and data processing method
03/26/2009US20090080580 Diversity receiver
03/26/2009US20090080577 Communication semiconductor integrated circuit, radio communication system, and adjustment method of gain and offset
03/26/2009US20090080576 Enhanced carrier frequency offset estimator
03/26/2009US20090080575 Method for near optimal joint channel estimation and data detection for COFDM systems
03/26/2009US20090080574 Digital broadcasting system and method of processing data in digital broadcasting system
03/26/2009US20090080571 Reception apparatus and reception method
03/26/2009US20090080569 Method of generating reference signal in wireless communication system
03/26/2009US20090080567 Wireless communication using a plurality of antennas
03/26/2009US20090080566 Space-time block coding systems and methods
03/26/2009US20090080565 Pulse shaping for egprs-2
03/26/2009US20090080564 Context-sensitive overhead processor
03/26/2009US20090080562 Wireless SATA/SAS Data Transfer System
03/26/2009US20090080561 Pilot pattern design for a sttd scheme in an ofdm system
03/26/2009US20090080555 Guard interval lenght selection in an ofdm systems based on coherence bandwidth of the channel
03/26/2009US20090080554 Tone allocation in multipoint-to-point communication using orthogonal frequency division multiplexing
03/26/2009US20090080553 Synchronization techniques in multipoint-to-point communication using orthogonal frequency division multiplexing
03/26/2009US20090080552 System for multiple use subchannels
03/26/2009US20090080551 Bandwidth Efficient Coding for an Orthogonal Frequency Multiplexing OFDM System
03/26/2009US20090080550 Communications device
03/26/2009US20090080548 Ofdm demodulation device
03/26/2009US20090080547 Base station apparatus and mobile station apparatus
03/26/2009US20090080546 Limitation feedback method for multiantenna system, channel parameter generating method, and wireless receiver
03/26/2009US20090080545 Reducing data stream jitter during deinterleaving
03/26/2009US20090080544 Method and apparatus for an OFDMA parallel architecture scheduler
03/26/2009US20090080543 Adaptive cyclic delay diversity for mobile devices
03/26/2009US20090080541 Method and system for transmission and/or reception of signals utilizing a delay circuit and ddfs
03/26/2009US20090080506 Receiver employing non-pilot reference channels for equalizing a received signal
03/26/2009US20090080505 Ranging and round trip delay timing adjustment in a multi-point to point bidirectional communication system
03/26/2009US20090080503 Apparatus and method for controlling an operation of an apparatus
03/26/2009US20090080500 Reference Signal Structure for OFDM Based Transmissions
03/25/2009EP2040430A1 Method and apparatus of transmitting and recieving evolutional mbms data
03/25/2009EP2040429A1 Distributed insertion of dynamic signaling data for time-frequency slicing
03/25/2009EP2040428A1 Carrier reproducer and carrier reproducing method
03/25/2009EP2040406A2 Data communication device and data communication method
03/25/2009EP2040375A1 Power amplifier module and method of generating a drain voltage for a power amplifier
03/25/2009EP2039194A1 Data transmission method, base station and user transceiver
03/25/2009EP2039105A1 System and method of wireless communication of uncompressed video having a fast fourier transform-based channel interleaver
03/25/2009EP2039104A1 Blind amplitude estimation for received symbols
03/25/2009EP2039103A2 Phase-to-frequency conversion for polar transmitters
03/25/2009EP2039102A2 Methods for receiving and transmitting a multicarrier signal comprising a preamble containing data elements, and corresponding devices and computer program products
03/25/2009EP2039101A1 Wireless resource allocation methods and apparatus
03/25/2009EP2039100A2 Preamble structure and acquisition for a wireless communication system
03/25/2009EP2039099A2 Improved packet efficiency for block transmission signals methods and systems
03/25/2009EP2039098A1 Apparatuses and a method for reducing peak power in a transmitter of telecommunications systems
03/25/2009EP2039097A1 Method and apparatus for estimating carrier frequency offset
03/25/2009EP2039095A2 Methods for transmitting and receiving a multicarrier signal, carrying out a channel estimation, and corresponding devices and computer program products
03/25/2009EP2039094A2 Methods for the transmission and reception of a multicarrier signal comprising isolated pilots, and corresponding devices and computer program products
03/25/2009EP2039048A2 Reverse link pilot transmission for a wireless communication system
03/25/2009EP2039024A2 Orthogonal frequency division multiple access message processing method and apparatus
03/25/2009EP2039017A1 Residual frequency offset exploitation
03/25/2009EP2039016A1 Detection of a high velocity movement in a telecommunication system
03/25/2009EP2039011A2 Approach for spectrum analysis in a receiver
03/25/2009EP2038814A1 Method and arrangement relating to radio signal transmissions
03/25/2009EP1884025A4 Method and system for receiver impairment estimation and correction
03/25/2009EP1776817B1 Enhanced bit mapping for digital interface of a wireless communication equipment in multi-time slot and multi-mode operation
03/25/2009EP1639738A4 Signal constellations for multi-carrier systems
03/25/2009EP1527582B9 Orthogonal variable spreading factor (ovsf) code assignment
03/25/2009EP1249112B1 High-speed transmission system for optical channels
03/25/2009EP1187576B1 Accelerated selection of a base station in a wireless communication system
03/25/2009EP1035675B1 Signal modulator and receiving control method for the signal modulator
03/25/2009CN101395880A Method and apparatus for generating clock signals for quadrature sampling
03/25/2009CN101395879A Method and apparatus for transmitting/receiving uplink signaling information in a single carrier fdma system
03/25/2009CN101395878A Identification of maximum cyclic delay in an OFDM system based on coherence bandwith of the channel
03/25/2009CN101395877A Guard interval lenght selection in an OFDM systems based on coherence bandwidth of the channel
03/25/2009CN101395807A Controlling a receiver to reduce influence by a predetermined interference
03/25/2009CN101395802A Frequency synthesizer, wireless communication system, and semiconductor device
03/25/2009CN101394613A Method for relay selection and subchannel allocation in OFDM system
03/25/2009CN101394612A Method for relay selection and subchannel allocation in OFDM system
03/25/2009CN101394393A Adaptively multi-carrier energy allocation and modulation mode selection device applied to wireless sensor network
03/25/2009CN101394392A Signal diversifying method for OFDM system
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