Patents for H04L 27 - Modulated-carrier systems (89,721) |
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11/08/2011 | US8054917 Method and apparatus for advanced inter-carrier interference cancellation in orthogonal frequency division multiplexing (OFDM) channels |
11/08/2011 | US8054914 Noise variance estimation |
11/08/2011 | US8054913 Receiver |
11/08/2011 | US8054910 Digital broadcast service discovery correlation |
11/08/2011 | US8054909 Method of selecting candidate vector and method of detecting transmission symbol |
11/08/2011 | US8054908 Transmitter circuit and radio transmission apparatus for transmitting data via radio by using impulses |
11/08/2011 | US8054906 Digital broadcasting system and data processing method |
11/08/2011 | US8054903 Digital broadcasting transmission/reception devices capable of improving a receiving performance and signal processing method thereof |
11/08/2011 | US8054902 Method and communication system device for the generation or processing of OFDM symbols in a transmission system with spread user data |
11/08/2011 | US8054899 Terminal apparatus, base station and communication method |
11/08/2011 | US8054898 Multi-user MIMO systems and methods |
11/08/2011 | US8054897 UWB receiver scaling clock frequency by data rate and data reception method thereof |
11/08/2011 | US8054894 Method and apparatus for providing channel quality feedback in an orthogonal frequency division multiplexing communication system |
11/08/2011 | US8054893 Optimum radio communication method with radio frame variable control and radio communication system using the same |
11/08/2011 | US8054866 MC-CDMA system, transmitter and receiver |
11/08/2011 | US8054741 Method and apparatus for joint scheduling to increase frequency efficiency and fairness in a distributed antenna system using frequency reuse and common power control |
11/08/2011 | US8054739 Method and apparatus for transmitting signals, and method and apparatus for receiving the signals |
11/03/2011 | WO2011137375A2 Ultrasonic communication systems for communication through rf-impervious enclosures and abutted structures |
11/03/2011 | WO2011136704A1 Gradual output power density reduction for a frequency carrier |
11/03/2011 | WO2011136588A2 Apparatus and method for feeding back data receiving status |
11/03/2011 | WO2011136587A2 Apparatus and method for transmitting ack/nack in tdd system |
11/03/2011 | WO2011136584A2 Method for transmitting ack/nack signals, and base station and user equipment for the method |
11/03/2011 | WO2011136579A2 Method and apparatus for transmitting extended uplink acknowledgement information in a wireless communication system |
11/03/2011 | WO2011136559A2 Method and apparatus for transmitting uplink control information in a wireless communication system |
11/03/2011 | WO2011134977A1 Method and arrangement for signal processing communication system |
11/03/2011 | WO2011134536A1 Passive optical networks |
11/03/2011 | WO2011134532A1 Multiplexing of sounding reference signal with pucch |
11/03/2011 | WO2011091405A3 Method and apparatus for spectral sensing |
11/03/2011 | WO2011083983A3 Method and apparatus for receiving a downlink signal in a wireless communication system supporting carrier aggregation |
11/03/2011 | WO2011078581A3 Method and apparatus for defining transceiving timing of a physical channel in a tdd communication system which supports cross-carrier scheduling |
11/03/2011 | WO2011062384A3 Method and device for performing harq in a multiple antenna system |
11/03/2011 | WO2011053051A3 Methods and apparatus for multi-user mimo transmissions in wireless communication systems |
11/03/2011 | WO2011051857A3 Method and apparatus for merging bit probability information in serial localization with indecision |
11/03/2011 | WO2011046349A3 Method and apparatus for providing downlink reference signal transmission power information in a wireless communication system that supports multiple antennas |
11/03/2011 | WO2011043598A3 Method and apparatus for uplink transmission in a multi-antenna system |
11/03/2011 | US20110268232 Inter-carrier bandwidth control for mitigating iq imbalance |
11/03/2011 | US20110268231 Method for qr-mld demodulation |
11/03/2011 | US20110268230 Optimizing a receiver for multiple antenna configurations |
11/03/2011 | US20110268229 System and method for decoding automatic identification system signals |
11/03/2011 | US20110268228 Receiving device |
11/03/2011 | US20110268218 Electronic device and methods of sending information with the electronic device, controlling the electronic device, and transmitting and receiving information in an information system |
11/03/2011 | US20110268217 Systems and methods for coordinating the scheduling of beamformed data to reduce interference |
11/03/2011 | US20110268216 Transmitter Gain Control and Calibration |
11/03/2011 | US20110268206 Method and device of channel estimation for ofdm system |
11/03/2011 | US20110268205 Low-rate Feedback to Enhance Transmission Using Multi-Rank Beamforming |
11/03/2011 | US20110268204 Multiple input multiple output communication system of supporting several reporting modes |
11/03/2011 | US20110268202 Transmission unit adopting a differential voltage driving system, transmission unit and receiving unit selectively adopting a differential current driving system, differential voltage driving system, and interface system |
11/03/2011 | US20110268200 Delayed acknowledgements for low-overhead communication in a network |
11/03/2011 | US20110268199 Embedded Communications Capabilities for Radio-Controlled Improvised Explosive Device Force Protection Systems |
11/03/2011 | US20110268173 Method for adapting filter cut-off frequencies for the transmission of discrete multitone symbols |
11/03/2011 | US20110268172 Receiver apparatus and receiving method |
11/03/2011 | US20110268169 Equalization apparatus and broadcasting receiving apparatus |
11/03/2011 | US20110268166 Channel information feedback method and apparatus thereof |
11/03/2011 | US20110268137 Communication within an integrated circuit including an array of interconnected programmable logic elements |
11/03/2011 | US20110268094 Systems and methods for uplink multi-user multiple input multiple output (MU MIMO) medium access and error recovery |
11/03/2011 | US20110268037 Multi-antenna wireless communication method and multi-antenna wireless communication device |
11/03/2011 | US20110268019 Using joint decoding engine in a wireless device |
11/03/2011 | US20110267967 Method and apparatus for scheduling a controlchannel in an orthogonal frequency division multiplexing communication system |
11/02/2011 | EP2383951A2 OFDM clipping using sidebands and up-sampling |
11/02/2011 | EP2383950A2 A method and system for iterative multiple frequency hypothesis testing with cell-id detection in an e-ultra/lte ue receiver |
11/02/2011 | EP2383949A1 Method and arrangement for signal processing in a communication system |
11/02/2011 | EP2382748A1 Process and receiver for interference cancellation of interfering base stations in a synchronized ofdm system |
11/02/2011 | EP2382728A2 Log-likelihood ratio algorithm for use in reducing co-channel interference in wireless communication systems |
11/02/2011 | EP2194752B1 Wireless programmable subscriber unit |
11/02/2011 | EP2058994B1 Apparatus and method for reducing message collision between mobile stations simultaneously accessing a base station in a CDMA cellular communications system |
11/02/2011 | EP2055063B1 Data encoding method and apparatus for flash-type signaling |
11/02/2011 | EP1829311B1 Transmitter apparatus and method for transmitting packet data units in a communication system |
11/02/2011 | EP1642433B1 Method for estimating a carrier leak, an estimator and modulation system provided with automatic control of a carrier using said system |
11/02/2011 | EP1436952B1 Allocation of bit streams for communication over multi-carrier frequency-division multiplexing (fdm) |
11/02/2011 | CN1980450B Sub-band scheduling method in orthogonal frequency-division multiplexing system |
11/02/2011 | CN102232285A Measurement and carrier group based optimization in wireless OFDM multi-carrier communication systems |
11/02/2011 | CN102231905A Automatic gain control method and device for long term evolution (LTE) system |
11/02/2011 | CN102231724A Radio transmitter apparatus and radio transmitter method |
11/02/2011 | CN102231723A Signalling of resource allocations in a communication system |
11/02/2011 | CN102231722A Signalling of resource allocations in a communication system |
11/02/2011 | CN102231721A Communication systems |
11/02/2011 | CN102231719A Wireless system sending signal wave clipping device, transmitter, base station and wave chipping method |
11/02/2011 | CN102231660A Transmitting device, receiving device, transmitting method and receiving method |
11/02/2011 | CN102231649A Device for realizing DQPSK (Differential Quadrature Reference Phase Shift Keying) demodulation |
11/02/2011 | CN102231648A Single-carrier-and-multi-carrier-based hybrid transmission system |
11/02/2011 | CN101547179B Method and device for self-adaptive bit power loading |
11/02/2011 | CN101335732B Symbol interleaving mode selection method, apparatus and transmitter implementing symbol interleaving |
11/02/2011 | CN101252388B Apparatus and method for sending data |
11/02/2011 | CN101175057B Adaptive quantization method and apparatus for an OFDM receiver |
11/02/2011 | CN101127973B Multi-path receiving merger for TD-SCDMA/3G/4G terminal |
11/01/2011 | USRE42884 Turbo decoding system using nth root metrics for non-Gaussian communication channels |
11/01/2011 | US8051309 Method and apparatus to combine power and control signals in a mobile computing device |
11/01/2011 | US8050648 Superconducting digital mixer |
11/01/2011 | US8050367 Receiving amplitude correction circuit, receiving amplitude correction method, and receiver using the same |
11/01/2011 | US8050366 Device and method for compensating timing offset |
11/01/2011 | US8050365 Radio communication device |
11/01/2011 | US8050364 Digital signal receiving apparatus |
11/01/2011 | US8050362 Soft-bit de-mapping device and method of generating soft bits for decoding |
11/01/2011 | US8050361 Method and apparatus for coding in a telecommunications system |
11/01/2011 | US8050358 Base station transmitter for mobile telecommunication system, method for that system |
11/01/2011 | US8050357 Codebook generating method and apparatus for generating a codebook for multi-polarized multiple-input multiple-output (MIMO) systems |
11/01/2011 | US8050356 Transmission apparatus and method for MIMO system |
11/01/2011 | US8050355 Transmitter and receiver using pseudo-orthogonal code |
11/01/2011 | US8050354 Apparatus, and associated method, for communicating a data block in a multi carrier modulation communication scheme together with an identification sequence superimposed thereon |
11/01/2011 | US8050351 Quadrature modulator with feedback control and optical communications system using the same |