| Patents for H04L 27 - Modulated-carrier systems (89,721) |
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| 06/17/2009 | EP2071747A1 Optical electric field receiver and optical transmission system |
| 06/17/2009 | EP2070364A2 Method and apparatus for providing resource allocation using utility-based cross-layer optimization |
| 06/17/2009 | EP2070283A2 Method and system to reduce papr in single carrier and scbt communications systems |
| 06/17/2009 | EP2070282A1 Channel quality assessment method in ofdm(a) communications and a corresponding system |
| 06/17/2009 | EP2070281A1 Interfering base stations recognition method and scheme for 802.16e systems |
| 06/17/2009 | EP2070280A2 Ofdm channel estimation |
| 06/17/2009 | EP2070279A1 Uwb apparatus and method |
| 06/17/2009 | EP2070218A2 Apparatus, method and computer program product providing sequence modulation for uplink control signaling |
| 06/17/2009 | EP2070212A2 Wireless transceiver |
| 06/17/2009 | EP2069871A2 Method and apparatus for improving sector-to-sector isolation in a fourier transform matrix system |
| 06/17/2009 | EP1776818A4 Method for equalizing a digital signal and equalizer |
| 06/17/2009 | EP1685721A4 Method and device for digital-to-rf conversion |
| 06/17/2009 | EP1661274A4 Synchronization in a broadcast ofdm system using time division multiplexed pilots |
| 06/17/2009 | EP1597884A4 Transmission schemes for multi-antenna communication systems utilizing multi-carrier modulation |
| 06/17/2009 | EP1487123B1 Direct conversion receiver |
| 06/17/2009 | EP1297670A4 Method and apparatus for generating a short-range wireless data communication link |
| 06/17/2009 | EP1066688B1 A decoder having a gain controller in a mobile communication system |
| 06/17/2009 | CN101461207A Methods and apparatus for reduction of a peak to average ratio for an OFDM transmit signal |
| 06/17/2009 | CN101461206A Clipping for control of peak to average power ratio |
| 06/17/2009 | CN101461205A Signal generation using phase-shift based pre-coding |
| 06/17/2009 | CN101461204A Use of overhead in a wireless communication system |
| 06/17/2009 | CN101461203A Orthogonal frequency division multiplexing using subsymbol processing |
| 06/17/2009 | CN101461202A Low complexity method and apparatus to generate a symmetric-periodic continuous phase modulation (CPM) waveform |
| 06/17/2009 | CN101461201A Fast in-phase and quadrature imbalance calibration |
| 06/17/2009 | CN101461200A Wireless communication device, wireless communication system and wireless communication method |
| 06/17/2009 | CN101459649A Multilevel QAM demodulator, multilevel QAM demodulation method, and wireless communication system |
| 06/17/2009 | CN101459648A Method for lowering PAR of OFDM system based on virtual carrier preservation algorithm |
| 06/17/2009 | CN101459647A Open loop digital base band pre-distorter and pre-distorting method based on frequency band splitting |
| 06/17/2009 | CN101459646A Method for reducing peak-average power ratio based on multi-carrier continuous phase modulation system |
| 06/17/2009 | CN101459645A Detection method based on sub-band in multi-antenna OFDM system |
| 06/17/2009 | CN101459644A IFFT transition unit and method for transmission end of OFDM system |
| 06/17/2009 | CN101459643A Method and system for processing communication signals |
| 06/17/2009 | CN101459642A Method and device suitable for synchronization signal detection by communication system |
| 06/17/2009 | CN101459641A Resource acquiring method, system, terminal and base station |
| 06/17/2009 | CN101459640A OFDM ultra-wideband communication system based on sub-carrier code and communication method thereof |
| 06/17/2009 | CN101459639A Adaptive complementary code keying demodulation apparatus and method |
| 06/17/2009 | CN101459638A Receiving apparatus and method for differential quadrature phased shift keying DQPSK signal |
| 06/17/2009 | CN101459637A Ultra-wideband signal sending method and device |
| 06/17/2009 | CN100502380C Multicarrier digital mobile multimedia broadcast system, and digital information transmission method |
| 06/17/2009 | CN100502379C Data transfer method in use for orthogonal frequency division multiplex system |
| 06/17/2009 | CN100502378C Circuit and method of peak-to-average ratio suppression in OFDM system |
| 06/17/2009 | CN100502377C Timed and large-deviation combined estimation method suitable to burst transmission system |
| 06/17/2009 | CN100502376C Apparatus and method and for generating an orthogonal frequency division multiplexing (OFDM) frame for wireless communications |
| 06/17/2009 | CN100502375C Method of managing communications in a network and the corresponding signal, transmitting device and destination terminal |
| 06/17/2009 | CN100502374C Channel balancer of VSB receiving system and channel balancing method |
| 06/17/2009 | CN100502282C Transmission method of synchronization signal of time-division duplex system |
| 06/17/2009 | CN100502274C Remote-transmission in dispersion controlled optical communication system |
| 06/17/2009 | CN100502267C Method for estimating communication channel in OFDM system |
| 06/17/2009 | CN100502254C Self-adaptive modulation mode selection and power distribution method |
| 06/17/2009 | CN100501994C Radio transmission device, radio reception device, radio transmission method, and radio reception method |
| 06/17/2009 | CN100501505C Direct optical n-state phase shift keying |
| 06/16/2009 | US7548737 System and apparatus for a direct conversion receiver and transmitter |
| 06/16/2009 | US7548616 Termination device for a telephone line |
| 06/16/2009 | US7548600 Apparatus and method for compensating the drift of a local clock used as sampling frequency |
| 06/16/2009 | US7548596 Ethernet channel estimation device and method |
| 06/16/2009 | US7548594 Adaptive channel estimation method used in multi-carrier communication system |
| 06/16/2009 | US7548592 Multiple input, multiple output communications systems |
| 06/16/2009 | US7548591 Quadrature modulator and calibration method |
| 06/16/2009 | US7548590 Method for determining an offset value for a gain of a transmission path, transmission path with adjustable gain, and use of the transmission path |
| 06/16/2009 | US7548589 Method and apparatus for generating weights for transmit diversity in wireless communication |
| 06/16/2009 | US7548587 Methods and apparatus for use in reducing residual phase error in OFDM communication signals |
| 06/16/2009 | US7548578 Digital frequency hopping transceiver and method thereof |
| 06/16/2009 | US7548522 Orthogonal frequency division multiplexing wireless communication operable on frequency selective channel, and channel compensation method |
| 06/16/2009 | US7548508 System and method for contention based tones in a multipoint-to-point orthogonal frequency division multiplexing system |
| 06/16/2009 | US7548506 System access and synchronization methods for MIMO OFDM communications systems and physical layer packet and preamble design |
| 06/16/2009 | US7548281 Demodulator circuit for digital television and demodulation method |
| 06/16/2009 | CA2485245C Method and apparatus for encoding/decoding broadcast or recorded segments and monitoring audience exposure thereto |
| 06/14/2009 | CA2646764A1 Orthogonal code division multiplex cck (ocdm-cck) method and apparatus for high data rate wireless lan |
| 06/11/2009 | WO2009073744A2 Intercell interference mitigation |
| 06/11/2009 | WO2009072789A2 Physical broadcast channel (pbch) transmission for reliable detection of antenna configuration |
| 06/11/2009 | WO2009072737A1 Method and apparatus for decomposing received symbol signal modulated with bit reflected gray code into bit information |
| 06/11/2009 | WO2009071433A1 Qam phase error detector |
| 06/11/2009 | WO2009070983A1 Method, system and apparatus for signal generation and message transmission in broadband wireless communications |
| 06/11/2009 | WO2009070920A1 Method for indicating modulation mode in high speed downlink packet accessing |
| 06/11/2009 | WO2009055586A3 Channel virtualization for mobile video |
| 06/11/2009 | WO2009054772A8 Multiplexing multiple unsolicited grant service (ugs) users onto a same radio resource |
| 06/11/2009 | WO2009054644A3 Method for signal mapping and signal transmission with subcarrier shift schemes |
| 06/11/2009 | WO2009052420A3 Ofdm/ofdma frame structure for communication systems |
| 06/11/2009 | WO2008154506A9 Hierarchical modulation for communication channels in single-carrier frequency division multiple access |
| 06/11/2009 | WO2008081311A3 Apparatus, methods and computer program products providing limited use of zadoff-chu sequences in pilot or preamble signals |
| 06/11/2009 | WO2007142492A3 Method of transmitting data in a mobile communicaiton system |
| 06/11/2009 | WO2007136211A3 A method of utilizing and manipulating wireless resources for efficient and effective wireless communication |
| 06/11/2009 | WO2007111457A3 A method and structure of configuring preamble to support transmission of data symbol in a wireless communication system |
| 06/11/2009 | US20090147889 Digital broadcasting transmission/reception devices capable of improving a receiving performance and signal processing method thereof |
| 06/11/2009 | US20090147888 Receiver Interface |
| 06/11/2009 | US20090147887 Method of calculating soft value and method of detecting transmission signal |
| 06/11/2009 | US20090147886 Adaptive IQ Alignment Apparatus |
| 06/11/2009 | US20090147884 Transceiver development in vhf/uhf/gsm/gps/bluetooth/cordless telephones |
| 06/11/2009 | US20090147883 Data transmitter |
| 06/11/2009 | US20090147882 Method, apparatus and system for transmitting data in semiconductor device |
| 06/11/2009 | US20090147879 Adaptive signaling in multiple antenna systems |
| 06/11/2009 | US20090147875 Radio transmitter and radio receiver |
| 06/11/2009 | US20090147874 Method and apparatus for inverse fast fourier transform (ifft) in communication system |
| 06/11/2009 | US20090147873 Robust integer carrier frequency offset estimator |
| 06/11/2009 | US20090147872 Method of ranging signal design and transmission for mimo-ofdma initial ranging process |
| 06/11/2009 | US20090147871 Compact Specification of Data Allocations |
| 06/11/2009 | US20090147870 Method for solving high papr problem of mcm communication system using unitary transform |
| 06/11/2009 | US20090147869 Communication terminal apparatus, base station apparatus and reception quality reporting method |
| 06/11/2009 | US20090147868 Method and apparatus for transmitting pilot symbols in wireless communication system |
| 06/11/2009 | US20090147867 Communication conrol apparatus, communication terminal apparatus, wireless communication system, and transmitting method |