| Patents for H04J 11 - Orthogonal multiplex systems (25,498) |
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| 07/09/2009 | DE102008028493A1 Orthogonal frequency division multiplexing receiver for digital broadcasting receiver system of terrestrial digital TV, has frequency offset/pilot location estimate part estimating frequency offset and scattered pilot location |
| 07/08/2009 | EP2077636A1 Transmitter apparatus, receiver apparatus, communication apparatus and communication system |
| 07/08/2009 | EP2077635A1 Transmitting method and device |
| 07/08/2009 | EP2077634A1 Radio base station apparatus, pilot transmitting method thereof and terminal apparatus |
| 07/08/2009 | EP2076980A1 Tdm based cell search method for ofdm system |
| 07/08/2009 | CN101479978A Transmission device, reception device, transmission method, and reception method |
| 07/08/2009 | CN101479977A Transmitter and receiver |
| 07/08/2009 | CN101479976A Transmitting apparatus, transmitting method, receiving apparatus, receiving method and transfer system |
| 07/08/2009 | CN101479975A Radio communication device |
| 07/08/2009 | CN100512252C Method using a training sequence, transmitter and communication system |
| 07/08/2009 | CN100512249C Method of orthogonal FDM for modulatng sub-carrier separation and sub-band cross arrangement |
| 07/08/2009 | CN100512078C Time-history display of orthogonal code power electric level |
| 07/08/2009 | CN100512070C Automatic gain control circuit and method thereof, and demodulation apparatus using the same |
| 07/08/2009 | CN100512069C Receiver for receiving OFDM signal |
| 07/07/2009 | US7558347 Method and device for selecting an antenna for receipt of a multi-carrier signal |
| 07/07/2009 | US7558338 Method and apparatus for I/Q imbalance estimation |
| 07/07/2009 | US7558331 Constellation rearrangement for transmit diversity schemes |
| 07/07/2009 | US7558293 Method for detecting initial operation mode in wireless communication system employing OFDMA scheme |
| 07/07/2009 | US7558237 Device and method of dynamically assigning subgroups of spreading sequences |
| 07/07/2009 | US7558191 Method of OFDM communication using superposition coding |
| 07/07/2009 | US7558190 OFDM transmission/reception apparatus |
| 07/07/2009 | US7558189 Image signal cancel-type heterodyne reception method and direct conversion orthogonal frequency division multiplexing reception method |
| 07/02/2009 | WO2009082127A2 Method of multiplexing multiple access region |
| 07/02/2009 | WO2009082120A2 Method for transmitting data in wireless communication system |
| 07/02/2009 | WO2009081871A1 Mobile station, base station device, communication control method, and mobile communication system |
| 07/02/2009 | WO2009081860A1 Radio communication system, reception device, and reception method |
| 07/02/2009 | WO2009081820A1 Radio communication system, reception device, and reception method |
| 07/02/2009 | WO2009081628A1 Wireless apparatus and wireless communication method |
| 07/02/2009 | WO2009081580A1 Wireless communication base station device, wireless communication mobile station device, and propagation path estimation method |
| 07/02/2009 | WO2009079849A1 Method and device for receiving diversity combining in ofdm system |
| 07/02/2009 | US20090168912 Multi-carrier communications with adaptive cluster configuration and switching |
| 07/02/2009 | US20090168641 Method and circuit for frequency offset estimation in frequency domain in the orthogonal frequency division multiplexing baseband receiver for ieee 802.11a/g wireless lan standard |
| 07/01/2009 | EP2075939A1 Mobile communication system and mobile wireless terminal apparatus |
| 07/01/2009 | EP2075928A2 Apparatus and method for allocating OVSF Codes and I/Q channels for reducing peak-to-average power ratio in tansmitting data via enhanced up-link dedicated channels in wcdma systems |
| 07/01/2009 | EP1175761B1 Ofdm demodulator with phase correction of the i-q signals |
| 07/01/2009 | CN101473575A Communication apparatus, transmission system setting method, program, and radio communication system |
| 07/01/2009 | CN101473574A Resource block scheduling in communication networks |
| 07/01/2009 | CN101473573A Diversity receiver apparatus and diversity reception method |
| 07/01/2009 | CN101473572A OFDM communication apparatus and method for deciding protection interval length |
| 07/01/2009 | CN100508437C Method of dynamic channel code management for high-speed downlink shared channel |
| 07/01/2009 | CN100508434C Highly efficient iterative code multi-user detection method for OFDM system |
| 07/01/2009 | CN100508432C Dynamic digital communication system control |
| 06/30/2009 | US7555076 Modular device for multiple reception of a modulated signal |
| 06/30/2009 | US7555055 Digital subscriber line communicating system |
| 06/30/2009 | US7554902 Preamble design for frequency offset estimation and channel equalization in burst OFDM transmission system |
| 06/30/2009 | CA2344117C Method and system for tiered digital television terrestrial broadcasting services using multi-bit-stream frequency interleaved ofdm |
| 06/25/2009 | WO2009079312A1 Methods and systems for inital ranging |
| 06/25/2009 | WO2009078162A1 Pilot transmission method, mimo transmission device, and mimo reception device |
| 06/25/2009 | WO2009078152A1 Mobile communication system |
| 06/25/2009 | WO2009078134A1 Communication method, base station device, and terminal device using the same |
| 06/25/2009 | WO2009077405A1 Methods and arrangements for channelization code selection |
| 06/25/2009 | US20090161807 Receiving Apparatus |
| 06/25/2009 | US20090161733 Radio communication system, transmitter, receiver and radio communicating method |
| 06/25/2009 | US20090161603 Wireless communication apparatus and wireless communication method |
| 06/25/2009 | US20090161591 Transmission of system configuration information in mobile wimax systems |
| 06/25/2009 | US20090161529 Transmitter and receiver |
| 06/25/2009 | US20090161528 Method for extending ranging region in an ofdma system |
| 06/25/2009 | US20090161527 A method for uplink collaborative sdma user pairing in wimax |
| 06/25/2009 | DE102007063480A1 Orthogonal frequency-division multiplexing method for applying in radio communication system, involves providing spectrum to communication terminal for data transmission, where spectrum consists of frequency bandwidth |
| 06/24/2009 | EP2073415A1 Communication control method for tdd/ofdma communication format, base station device, terminal device, and communication control system |
| 06/24/2009 | EP2073413A1 Base station control device and base station control method |
| 06/24/2009 | EP2073412A1 Communication apparatus and communication method |
| 06/24/2009 | EP1456991A4 Method and apparatus for pulse overlap pre-compensation in digitally modulated signals |
| 06/24/2009 | EP1216557B1 Method for transmitting an offset modulated biorthogonal multicarrier signal (bfdm/om) |
| 06/24/2009 | EP1203468B1 Method and apparatus for orthogonal code hopping multiplexing communications |
| 06/24/2009 | CN101467374A Method and apparatus for switching between OFDM communication modes |
| 06/24/2009 | CN101467373A Communication system, transmission device, reception device, and synchronization method |
| 06/24/2009 | CN101467372A Receiver and frequency information estimation method |
| 06/24/2009 | CN100505726C OFDM receiver |
| 06/24/2009 | CN100505602C Apparatus and method for increasing channel capacity of mobile communication system |
| 06/24/2009 | CN100505599C Physical layer automatic repeat request (arq) method |
| 06/24/2009 | CN100505598C Eliminator for interference wave caused by interference |
| 06/24/2009 | CN100505597C A novel OFDM frequency deviation evaluation and tracking scheme |
| 06/24/2009 | CN100505596C A channel estimation method adapted for OFDMA system |
| 06/24/2009 | CN100505595C OFDM time synchronous method based on training sequence |
| 06/23/2009 | US7551902 Method and apparatus to increase the diversity order for a multi-carrier FDM system |
| 06/23/2009 | US7551700 Receiving method and receiver |
| 06/23/2009 | US7551695 Verification of the antenna weights of the base station in a UMTS mobile radio receiver by use of the Viterbi algorithm with fed-back transmission diversity |
| 06/23/2009 | US7551687 Distortion compensating apparatus |
| 06/23/2009 | US7551677 OFDM pilot tone tracking for wireless LAN |
| 06/23/2009 | US7551639 Method of transmitting packet data in a communication system |
| 06/23/2009 | US7551589 Frame structure of uplink control information transmission channel in MIMO communication system |
| 06/23/2009 | US7551548 OFDM demodulation apparatus, method and computer readable medium |
| 06/23/2009 | US7551547 Delay restricted channel estimation for multi-carrier systems |
| 06/23/2009 | US7551546 Dual-mode shared OFDM methods/transmitters, receivers and systems |
| 06/23/2009 | US7551545 Subband-based demodulation for an OFDM-based communication system |
| 06/18/2009 | WO2009076487A1 Channel quality report processes, circuits and systems |
| 06/18/2009 | WO2009076320A1 Compact specification of data allocations |
| 06/18/2009 | WO2009076067A1 A method of ranging signal design and transmission for mimo-ofdma initial ranging process |
| 06/18/2009 | WO2009075538A2 Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal |
| 06/18/2009 | WO2009075231A1 Mobile station device and communication system |
| 06/18/2009 | WO2009075104A1 Pilot transmission method, mimo transmission device, mimo reception device which performs communication with mimo transmission device |
| 06/18/2009 | WO2009075099A1 Radio communication terminal device, radio communication base station device, and cqi feedback method |
| 06/18/2009 | WO2009075098A1 Pilot transmission method, mimo transmission device, and mimo reception device |
| 06/18/2009 | WO2009073974A1 Channel estimation method and system for inter-carrier interference-limited wireless communication network |
| 06/18/2009 | WO2009042226A3 Enhanced carrier frequency offset estimator |
| 06/18/2009 | WO2008052200A3 Method and apparatus for packet detection in a wireless communications system |
| 06/18/2009 | US20090154335 Receiving apparatus and method for single carrier frequency division access system |
| 06/18/2009 | US20090154334 Qr decomposition apparatus and method for mimo system |
| 06/18/2009 | US20090154333 Orthogonal code division multiplex cck (ocdm-cck) method and apparatus for high data rate wireless lan |