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Class Information
Number: 370/210
Name: Multiplex communications > Generalized orthogonal or special mathematical techniques > Fourier transform
Description: Subject matter utilizing a special mathematical relationship that provides a connection between information in the frequency domain and the time domain.










Patents under this class:

Patent Number Title Of Patent Date Issued
8064330 Bit-width minimization scheme for wireless communication Nov. 22, 2011
8059525 Apparatus and method for performing ranging in a communication system Nov. 15, 2011
8054901 Generating signals for transmission of information Nov. 8, 2011
8054850 Communication control system Nov. 8, 2011
8054742 System and method for sidelobe suppression in communications systems Nov. 8, 2011
8054741 Method and apparatus for joint scheduling to increase frequency efficiency and fairness in a distributed antenna system using frequency reuse and common power control Nov. 8, 2011
8050336 Frequency domain equalization method and apparatus for a single carrier receiver Nov. 1, 2011
8050173 Dynamic precision for datapath modules Nov. 1, 2011
8045654 Matched detector/channelizer with adaptive threshold Oct. 25, 2011
8045632 Systems and methods for dual-carrier modulation encoding and decoding Oct. 25, 2011
8045627 Method for reducing the crest factor Oct. 25, 2011
8045451 Apparatus and method for channel estimation in a mobile communication system Oct. 25, 2011
8045449 OFDM receiver and methods for operating in high-throughput and increased range modes Oct. 25, 2011
8045447 Low peak-to-average power ratio transmission in frequency-division multiple access systems Oct. 25, 2011
8040965 Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel inversion Oct. 18, 2011
8040960 Method for transmitting signal in wireless communication system Oct. 18, 2011
8036285 Multi-carrier communication system Oct. 11, 2011
8036100 Digital signal demultiplexing apparatus and digital signal multiplexing apparatus Oct. 11, 2011
8032184 Method for generating downlink beamforming weighting vectors Oct. 4, 2011
8032085 Spectrum-blind sampling and reconstruction of multi-band signals Oct. 4, 2011
8031587 Method and device of synchronizing symbol timing, and OFDM communication system Oct. 4, 2011
8031586 Method and apparatus for transmitter timing adjustment Oct. 4, 2011
8027397 Apparatus for creating, demodulating, transmitting and receiving orthogonal frequency division multiplexing symbol Sep. 27, 2011
8027326 Method and system for high data rate multi-channel WLAN architecture Sep. 27, 2011
8027243 Allocation of radio resource in orthogonal frequency division multiplexing system Sep. 27, 2011
8023593 Methods and apparatus for channel estimation for wideband OFDM communication systems Sep. 20, 2011
8023575 Approach for spectrum analysis in a receiver Sep. 20, 2011
8023402 Low conversion rate digital dispersion compensation Sep. 20, 2011
8023401 Apparatus and method for fast fourier transform/inverse fast fourier transform Sep. 20, 2011
8023400 Apparatus and method for transmitting/receiving and relaying signal in a communication system using DOFDM/DOFDMA Sep. 20, 2011
8023399 Channel estimation in a wireless communication system Sep. 20, 2011
8019012 Method and controller for syncronizing a wireless communication device and network Sep. 13, 2011
8019006 Apparatus and method for FT pre-coding of data and control signals to reduce PAPR in a multi-carrier wireless network Sep. 13, 2011
8018991 Apparatus and method for estimating carrier-to-interference and noise ratio in a communication system Sep. 13, 2011
8018984 Transmitting spread signal in communication system Sep. 13, 2011
8018903 Closed-loop transmit diversity scheme in frequency selective multipath channels Sep. 13, 2011
8018834 Methods and devices for wire-based configuration of wireless devices Sep. 13, 2011
8018831 Method and system for a scalable radio architecture Sep. 13, 2011
8014472 Integer frequency offset estimation in wireless systems Sep. 6, 2011
8014457 Method of providing a data signal for channel estimation and circuit thereof Sep. 6, 2011
8014273 Dynamic feedback from an internet service provider about network occupancy/availability Sep. 6, 2011
8014266 Apparatus and method for synchronization acquisition and cell ID search in wireless communication system Sep. 6, 2011
8009768 Integer frequency offset estimation based on the maximum likelihood principal in OFDM systems Aug. 30, 2011
8009720 Transmitting spread signal in communication system Aug. 30, 2011
8009553 Signal generating apparatus and signal generation method Aug. 30, 2011
8005169 Joint estimation of channel and preamble sequence for orthogonal frequency division multiplexing systems Aug. 23, 2011
8000604 Orthogonal frequency division multiple access (OFDMA) based passive optical network (PON) architecture and its extension to long distance Aug. 16, 2011
8000401 Signal generation using phase-shift based pre-coding Aug. 16, 2011
8000398 Time division synchronous orthogonal frequency division multiplexing supporting frequency division multiple access Aug. 16, 2011
8000228 Pilot signal in an FDMA communication system Aug. 16, 2011











 
 
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