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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
8498356 Apparatus and method of generating codebook for multiple input multiple output communication system Jul. 30, 2013
8498350 Communication system incorporating physical layer waveform structure Jul. 30, 2013
8498252 Midamble for wireless networks Jul. 30, 2013
8498242 Cell search based on beacon in a wireless communication system Jul. 30, 2013
8498198 Method and apparatus of transmitting scheduling request in wireless communication system Jul. 30, 2013
8498197 Method and system for a reference signal (RS) timing loop for OFDM symbol synchronization and tracking Jul. 30, 2013
8494099 Signal processing using modified blockwise analytic matrix inversion Jul. 23, 2013
8494093 Method and apparatus for generating beamforming feedback Jul. 23, 2013
8493836 Method and apparatus for transmitting uplink signals using optimized rank 3 codebook Jul. 23, 2013
8488690 Channel estimation Jul. 16, 2013
8488442 Compensation for residual frequency offset, phase noise and I/Q imbalance in OFDM modulated communications Jul. 16, 2013
8483307 Constellation rotation relay system and constellation rotation relay method Jul. 9, 2013
8483298 Apparatus and method for initial synchronization in wireless communication system based on OFDM Jul. 9, 2013
8483037 Method of searching code sequence in mobile communication system Jul. 9, 2013
8483036 Method of searching code sequence in mobile communication system Jul. 9, 2013
8482391 Wall control interface with phase modulation and detection for power management Jul. 9, 2013
8478319 Feature extraction and data compression system and method for distributed sensor networks Jul. 2, 2013
8477882 Radio apparatus Jul. 2, 2013
8477859 System and method for wireless communications with codebook quantization Jul. 2, 2013
8477594 Backward-compatible long training sequences for wireless communication networks Jul. 2, 2013
8472543 Method and system for predicting channel quality index (CQI) values for maximum likelihood (ML) detection in a 2.times.2 multiple input multiple output (MIMO) wireless system Jun. 25, 2013
8467284 Method and system for a scalable radio architecture Jun. 18, 2013
8462616 Apparatus and method for estimating a frequency shift and a time shift Jun. 11, 2013
8462612 Dynamic interleaving method and device Jun. 11, 2013
8457258 Optimal training sequence and channel estimation method and system for superimposed training based OFDM systems Jun. 4, 2013
8457076 Apparatus and method for transmitting and receiving a RACH signal in SC-FDMA system Jun. 4, 2013
8457039 Random access channel design with hybrid CDM and FDM multiplexing of access Jun. 4, 2013
8451916 Relay-based communication system and method processing signal without cyclic prefix May. 28, 2013
8451791 Allocation of uplink reference signals in a mobile communication system May. 28, 2013
8451778 Method and apparatus for transmitting control signal in radio communication system May. 28, 2013
8447253 Radio communication system May. 21, 2013
8446970 Data processing apparatus and method May. 21, 2013
8446814 Radio communication system, radio communication device, radio communication method, and program May. 21, 2013
8442449 Receiver and method for reducing an amount of channel state information feedback to a transmitter May. 14, 2013
8437432 Receiver for use in an ultra-wideband communication system May. 7, 2013
8433003 Frame synchronization in orthogonal frequency-division multiplexing systems Apr. 30, 2013
8428594 Methods and apparatus of improving inter-sector and/or inter cell handoffs in a multi-carrier wireless communications system Apr. 23, 2013
8428206 Low complexity fine timing synchronization method and system for stimi Apr. 23, 2013
8428197 Enhanced channel estimation for communication system receiver Apr. 23, 2013
8428107 Code detection by using genetic algorithms Apr. 23, 2013
8428018 Method of transmitting reference signals in a wireless communication having multiple antennas Apr. 23, 2013
8423044 Method for allocating physical hybrid automatic repeat request indicator channel Apr. 16, 2013
8422608 Wireless receiver Apr. 16, 2013
8422581 Multi-antenna transmission device, multi-antenna reception device, multi-antenna transmission method, multi-antenna reception method, terminal device, and base station device Apr. 16, 2013
8422577 Method and system for selecting cyclic prefix length based on signal quality reports Apr. 16, 2013
8422540 Intelligent backhaul radio with zero division duplexing Apr. 16, 2013
8422478 Radio transmission device Apr. 16, 2013
8422356 Base station, user apparatus, and method Apr. 16, 2013
8418035 Method and system of single carrier block transmission with parallel encoding and decoding Apr. 9, 2013
8416871 Apparatus and method for transmitting/receiving data in a wireless communication system Apr. 9, 2013

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