| Patents for H04L 27 - Modulated-carrier systems (89,721) |
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| 11/19/2009 | US20090285277 Decision feedback equalizing method and equalizer |
| 11/19/2009 | US20090285276 Apparatus, method, and computer program product for demodulation |
| 11/19/2009 | US20090285275 Signal adjustment receiver circuitry |
| 11/19/2009 | US20090285271 System and transceiver for dsl communications based on single carrier modulation, with efficient vectoring, capacity approaching channel coding structure and preamble insertion for agile channel adaptation |
| 11/19/2009 | US20090285265 Apparatus and method for modulating data message by employing orthogonal variable spreading factor (ovsf) codes in mobile communication system |
| 11/19/2009 | US20090285264 Method and System for Detection of Long Pulse Bin 5 Radars in the Presence of Greenfield Packets |
| 11/19/2009 | US20090285263 Ultra-wideband receiver |
| 11/19/2009 | US20090285186 Methods and systems for cdma network switching notification in a wimax network |
| 11/19/2009 | US20090285155 Systems and methods for transmitting and receiving additional data over legacy satellite digital audio radio signals |
| 11/19/2009 | US20090285146 Methods for improving range for multicast wireless communication |
| 11/19/2009 | US20090285137 Wireless transmitting apparatus, wireless receiving apparatus, wireless transmission method, wireless reception method, wireless communication systems, and wireless communication method |
| 11/19/2009 | DE102008005791B3 Verfahren zur atmosphärischen optischen Freiraumübertragung von digitalen Signalen und Empfänger für das Verfahren A method for atmospheric optical free-space transmission of digital signals and receiver for the process |
| 11/18/2009 | EP2120413A1 A method and apparatus for transmitting signal and a communication system |
| 11/18/2009 | EP2120381A1 Fast initialization using seamless rate adaption |
| 11/18/2009 | EP2120378A1 Communication terminal device, communication control device, radio communication system, and resource allocation request method |
| 11/18/2009 | EP2120334A1 Demodulation circuit |
| 11/18/2009 | EP2119256A1 Location of wideband ofdm transmitters with limited receiver bandwidth |
| 11/18/2009 | EP2119167A1 Qam demodulation |
| 11/18/2009 | EP2119166A1 Method and apparatus for generating training sequence code in a communication system |
| 11/18/2009 | EP2119165A2 Pilot structure with multiplexed unicast and sfn transmissions |
| 11/18/2009 | EP2119164A2 Novel signature sequences and methods for time-frequency selective channel |
| 11/18/2009 | EP2119163A1 Adaptive cell id detection in a cellular communications system |
| 11/18/2009 | EP2119162A1 Ofdm transmitting and receiving systems and methods thereof |
| 11/18/2009 | EP2119161A2 Reduction of dynamic range of transmitted signals |
| 11/18/2009 | EP2119160A1 Method and device for sending a transmission signal, in particular a mobile radio signal |
| 11/18/2009 | EP2119159A1 Phase correction device |
| 11/18/2009 | EP2119158A2 Method and apparatus for processing data at a wireless station |
| 11/18/2009 | EP2119038A1 Methods and systems for combined cyclic delay diversity and precoding of radio signals |
| 11/18/2009 | EP2119037A1 Transmission signaling techniques to enhance receiver interference mitigation performance |
| 11/18/2009 | EP2119036A2 Data transmitting and receiving method using phase shift based precoding and transceiver supporting the same |
| 11/18/2009 | EP2119027A1 Hopping structures for broadband pilot signals |
| 11/18/2009 | EP2119005A1 Apparatus comprising frequency selective circuit and method |
| 11/18/2009 | EP2119003A2 System and method for acquisition in wireless communication systems |
| 11/18/2009 | EP2039017B1 Residual frequency offset exploitation |
| 11/18/2009 | EP1466445B1 Coexistence of modulation schemes in a WLAN |
| 11/18/2009 | EP1435140B1 Digital communication method and system |
| 11/18/2009 | CN101584177A System and method for improved frequency estimation for high-speed communication |
| 11/18/2009 | CN101584176A Method of generating low peak-to-average power ratio ( papr) binary preamble sequences for OFDM systems |
| 11/18/2009 | CN101584175A Pilot structure with multiplexed unicast and SFN transmissions |
| 11/18/2009 | CN101584174A Methods and apparatus for time tracking using assistance from TDM pilots in a communication network |
| 11/18/2009 | CN101584173A Methods and apparatuses for reducing inter-carrier interference in an OFDM system |
| 11/18/2009 | CN101584172A Data communications |
| 11/18/2009 | CN101584171A A method and structure of configuring preamble to support transmission of data symbol in a wireless communication system |
| 11/18/2009 | CN101584141A Adaptive modulation and coding in a SC-FDMA system |
| 11/18/2009 | CN101584140A Method for controlling transmission of signal for measuring quality of base station, user terminal, and reception channel |
| 11/18/2009 | CN101583185A Synchronous tracking device and synchronous tracking method in broadband wireless communication system |
| 11/18/2009 | CN101582873A Multi-mode terminal in a wireless mimo system with spatial multiplexing |
| 11/18/2009 | CN101582872A Method for correcting amplitude and phase deviation of OFDM receiver |
| 11/18/2009 | CN101582871A Time frequency synchronization unit and method for OFDM system receiver |
| 11/18/2009 | CN101582870A Method and device for realizing synchronization |
| 11/18/2009 | CN101582869A Method and device for obtaining transmitting signal estimated value |
| 11/18/2009 | CN101582868A Extended binary phase shift keying modulation and demodulation method for frequency spectrum compression |
| 11/18/2009 | CN101582867A Transmission apparatus and method, reception apparatus and method, and program |
| 11/18/2009 | CN101582864A SAGE channel estimation method based on partial interference cancellation |
| 11/18/2009 | CN101582863A Estimation device of orthogonal frequency division multiplexing channel and phase protection compensator thereof |
| 11/18/2009 | CN101582754A Method for transmitting data to reduce average power ratio and device |
| 11/18/2009 | CN101582751A Transmission method of orthogonal extension block, receiving method thereof and system thereof |
| 11/18/2009 | CN101582748A Method and device for detecting low-complexity signal of MIMO system |
| 11/18/2009 | CN101582747A Wave beam forming method and device thereof |
| 11/18/2009 | CN101582740A Transmitting device, transmitting method and transmitting system for digital broadcast signal |
| 11/18/2009 | CN101582739A Transmitting device, transmitting method and transmitting system for digital broadcast signal |
| 11/18/2009 | CN101582709A Transmission method for wireless multipoint receiving and system |
| 11/18/2009 | CN101582702A 16QAM demodulating method and 16QAM demodulating device for HSDPA service |
| 11/18/2009 | CN100562061C Method and apparatus for inspecting digital TV-set broadcasting system mode combination |
| 11/18/2009 | CN100562002C Method for filling protection spacing in orthogonal frequency division multiplexing modulation system and communication system thereof |
| 11/18/2009 | CN100562001C Method, device and demodulation device for identifying the pilot location of the orthogonal frequency division multiplexing system |
| 11/18/2009 | CN100562000C An OFDMA system frequency deviation estimating method based on the sub-carrier interleaving allocation |
| 11/18/2009 | CN100561999C Method for synchronization of multi-input multi-output OFDM system |
| 11/18/2009 | CN100561998C Transform domain communication method based on interlaced and orthogonal frequency division multiplex |
| 11/18/2009 | CN100561997C Series generating system and method, transmitting and synchronizing method and power regulating system |
| 11/18/2009 | CN100561996C Sync extraction apparatus in communication system and method thereof |
| 11/18/2009 | CN100561995C BFSK demodulator with correction circuit |
| 11/18/2009 | CN100561994C Apparatus for realizing automatic gain control in wideband wireless switch-in system terminal station |
| 11/18/2009 | CN100561992C A signal estimation method for layered demodulation of multi-input and multi-output system |
| 11/18/2009 | CN100561899C Signal receiver used for selecting transmission channel treatment and antenna diversity |
| 11/18/2009 | CN100561890C Method and system for realizing down link self adaption in multiple users multiple input and multiple output system |
| 11/18/2009 | CN100561883C An exercise method of time-domain equalizer |
| 11/17/2009 | USRE40978 Communication system |
| 11/17/2009 | US7620128 Minimum mean squared error approach to interference cancellation and maximum likelihood decoding of space-time block codes |
| 11/17/2009 | US7620127 High availability digital radio architecture |
| 11/17/2009 | US7620125 Frequency estimation apparatus and related method |
| 11/17/2009 | US7620124 Direct conversion receiver and receiving method |
| 11/17/2009 | US7620123 Receiver for estimating signal magnitude, noise power, and signal-to-noise ratio of received signals |
| 11/17/2009 | US7620119 Communications receiver with digital counter |
| 11/17/2009 | US7620118 Digital television transmitter/receiver and method of processing data in digital television transmitter/receiver |
| 11/17/2009 | US7620117 Apparatus and method for encoding/decoding space time block code in a mobile communication system using multiple input multiple output scheme |
| 11/17/2009 | US7620112 Adaptive basis functions in a multicarrier communication system |
| 11/17/2009 | US7620111 Symbol interleaving |
| 11/17/2009 | US7620060 Method for automatically configuring terminal equipment |
| 11/17/2009 | US7619963 OFDM signal frame generator, transmitter, signal transmission system and OFDM signal frame generating method |
| 11/17/2009 | US7619755 Apparatus, method, system, and computer program for managing image processing |
| 11/17/2009 | US7619466 Quadrature demodulator |
| 11/17/2009 | CA2461090C Transmitting/receiving apparatus and method for reducing papr in an ofdm mobile communication system |
| 11/17/2009 | CA2321582C Method and apparatus for downconverting signals transmitted using a plurality of modulation formats to a common intermediate frequency range |
| 11/17/2009 | CA2298316C Method and system for detecting and classifying the modulation of unknown analog and digital telecommunications signals |
| 11/12/2009 | WO2009137744A1 Legacy-compliant burst formats for multiple users reusing one slot (muros) operation |
| 11/12/2009 | WO2009137529A2 Methods, systems, and computer readable media for scrambled communication of data to, from, or over a medium |
| 11/12/2009 | WO2009137349A2 Method and apparatus for providing channel quality feedback in an orthogonal frequency division multiplexing communication system |
| 11/12/2009 | WO2009136753A2 Apparatus and method for obtaining symbol timing synchronization robust to frequency offset in cell search of wireless communication system |
| 11/12/2009 | WO2009136751A2 Method and apparatus of generating codewords in wireless communication system |