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Class Information
Number: 455/506
Name: Telecommunications > Transmitter and receiver at separate stations > Plural transmitters or receivers (i.e., more than two stations) > Noise, distortion, or singing reduction > Fading compensation > Rayleigh or multipath fading
Description: Subject matter wherein signal fading is caused by cancellation and reinforcement of signal contributions received over separate paths.

Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8712457 Method for dynamic multi-level pricing for wireless communications according to quality of service Apr. 29, 2014
8705645 MIMO transmitter and method for transmitting OFDM symbols Apr. 22, 2014
8706058 RF data transfer in a spherical cavity Apr. 22, 2014
8682380 Estimating mobile local propagation environment characteristics for wireless communications Mar. 25, 2014
8676137 Mobile wireless terminal, a method of measuring signal strength of a received signal, and a method of searching for a base station Mar. 18, 2014
8626213 Method and arrangement for cell ID collision detection Jan. 7, 2014
8620221 Base station device, terminal device, and wireless communication system Dec. 31, 2013
8620222 Method for testing transmission modes of a wireless communication device Dec. 31, 2013
8611937 FM receiving device and filtering method Dec. 17, 2013
8576937 Precoding apparatus and method in a wireless communication system using multiple input multiple output Nov. 5, 2013
8565706 Rake receiver and a method of allocating fingers in a RAKE receiver Oct. 22, 2013
8509735 Method and apparatus to facilitate detection of an unauthorized communication system user Aug. 13, 2013
8498360 Systems and methods for wireless communication system channel allocation using intentional delay distortion Jul. 30, 2013
8498658 Techniques and systems for providing data over power in communications based on time reversal Jul. 30, 2013
8498669 Antenna array calibration for wireless communication systems Jul. 30, 2013
8472877 Iterative interference cancellation system and method Jun. 25, 2013
8467462 Multicarrier receiving apparatus, multicarrier communication system and demodulation method Jun. 18, 2013
8442502 Tracking an object in augmented reality May. 14, 2013
8396147 MIMO transmitter for transmitting a group of sequential OFDM symbols using a plurality of antennas Mar. 12, 2013
8378843 System and method to provide value added services in an asset network Feb. 19, 2013
8363746 Method to modify the frequency hopping scheme by extending the validity of the reference signals Jan. 29, 2013
8325846 Data transmission method and apparatus in multiple antenna system Dec. 4, 2012
8325862 Wireless communication apparatus and wireless reception method Dec. 4, 2012
8326363 Portable terminal, base station, and method of specifying position of portable terminal Dec. 4, 2012
8315321 Method and mobile communication station for communicating OFDM symbols using two or more antennas Nov. 20, 2012
8306143 System and method of transmit diversity for wireless communications Nov. 6, 2012
8280420 Multi-level saturation Oct. 2, 2012
8275324 Method and apparatus for predicting received signal strength in a communication system Sep. 25, 2012
8260359 Variable delay transmit diversity Sep. 4, 2012
8233516 Wideband correlation mode switching methods and apparatuses Jul. 31, 2012
8194795 Digital broadcast reception device Jun. 5, 2012
8190211 System, apparatus, and method for asymmetrical beamforming with equal-power transmissions May. 29, 2012
8185064 Adaptive modulation control system and wireless communication apparatus May. 22, 2012
8155668 Radio communication apparatus, position measurement method for radio communication apparatus, and radio communication system Apr. 10, 2012
8150433 Beamforming method for wireless communication systems and apparatus for performing the same Apr. 3, 2012
8144799 Multi-antenna reception apparatus, multi-antenna reception method, multi-antenna transmission apparatus and multi-antenna communication system Mar. 27, 2012
8130726 Coarse bin frequency synchronization in a communication system Mar. 6, 2012
8126489 Method and system for diversity processing Feb. 28, 2012
8126490 Radio receiver Feb. 28, 2012
8116794 Channel impulse response extraction for mobile terminals Feb. 14, 2012
8116795 Transmission timing control system and method, and mobile station for use therein Feb. 14, 2012
8090379 Cellular systems with distributed antennas Jan. 3, 2012
8090411 Wireless millimeter wave communication system Jan. 3, 2012
8073064 Robust FFT trigger point tracking for echo channels in OFDM based communication systems Dec. 6, 2011
8055289 Signal processing circuit and signal processing method Nov. 8, 2011
8019010 OFDM transmitter and method for multi-user MIMO transmissions Sep. 13, 2011
8014789 Monitoring using cellular phones Sep. 6, 2011
8009633 Remote reproduction system and remote reproduction method Aug. 30, 2011
8000400 OFDM receiving method and apparatus Aug. 16, 2011
8000730 Method and system for improving performance in a sparse multi-path environment using reconfigurable arrays Aug. 16, 2011

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