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Class Information
Number: 375/147
Name: Pulse or digital communications > Spread spectrum > Direct sequence > Receiver
Description: Subject matter comprising recovery, demodulation and decoding of signals.

Sub-classes under this class:

Class Number Class Name Patents
375/150 Correlation-type receiver 1,890
375/149 Having specific code synchronization 851
375/152 Matched-filter-type receiver 559
375/148 Multi-receiver or interference cancellation 1,587

Patents under this class:

Patent Number Title Of Patent Date Issued
8711827 Mobile terminal based on W-CDMA system having receive diversity function and system thereof Apr. 29, 2014
8705591 Global navigation receiver Apr. 22, 2014
8705492 MIMO receiving apparatus and receiving method Apr. 22, 2014
8693569 Methods and apparatus for dynamic wireless device coexistence Apr. 8, 2014
8693526 Unipolar spread spectrum modulation for low computation and power cost signal multiplexing with application to fNIRS measurments Apr. 8, 2014
8687674 SAW correlator spread spectrum receiver Apr. 1, 2014
8682621 Simulating the transmission of asymmetric signals in a computer system Mar. 25, 2014
8681889 Multi-mode orthogonal frequency division multiplexing receiver for highly-spectrally-efficient communications Mar. 25, 2014
8681834 Wireless communications system with secondary synchronization code based on values in primary synchronization code Mar. 25, 2014
8675795 Apparatuses for adjusting a bandwidth and coefficient values of a receiver in a wireless network Mar. 18, 2014
8675776 Majority detector apparatus, systems, and methods Mar. 18, 2014
8675712 Zero delay reduced memory GPS PRN code interpolation Mar. 18, 2014
8666686 Method and apparatus for detecting possible correlations between signal patterns Mar. 4, 2014
8665937 Load estimation in wireless communication Mar. 4, 2014
8665927 Acquisition method with improved multi-frequency correlation Mar. 4, 2014
8660167 Device and method for distortion-robust decoding Feb. 25, 2014
8649454 Receiving apparatus that receives packet signal in which a known signal is placed in the beginning of packet signal Feb. 11, 2014
8649416 Signal processing apparatus, information processing apparatus, signal processing method, data display method, and program Feb. 11, 2014
8644788 Signal receiver, portable computer and signal acquisition method used in satellite communication system Feb. 4, 2014
8644367 Antenna beam scan unit and wireless communication system using antenna beam scan unit Feb. 4, 2014
8634504 Correlation calculating method, satellite signal capturing method, and correlation calculating circuit Jan. 21, 2014
8630332 GNSS signal processor Jan. 14, 2014
8630331 Method and system for spread spectrum signal acquisition Jan. 14, 2014
8625655 Adaptive radio frequency interference mitigation during channel scanning or hopping Jan. 7, 2014
8619917 Decoding apparatus and method of terminal in wireless communication system Dec. 31, 2013
8619836 Correlation coprocessor Dec. 31, 2013
8619835 Synchronized broadcast/multicast communication Dec. 31, 2013
8611458 Electronic device, electronic system, and method of providing information using the same Dec. 17, 2013
8611445 Multiple-input multiple-output wireless transceiver architecture Dec. 17, 2013
8611397 Method and system for efficient DSSS FFT processing employing prime factor decomposition Dec. 17, 2013
8611310 PN generators for spread spectrum communications systems Dec. 17, 2013
RE44634 Ultra-wideband receiver and transmitter Dec. 10, 2013
8605771 Data to pilot ratio estimation Dec. 10, 2013
8599944 Pulse modulation circuit and pulse modulation method Dec. 3, 2013
8594251 Long-term drift mitigation for radio frequency receivers utilizing a free-running crystal Nov. 26, 2013
8594242 Method of receiving modulation symbols Nov. 26, 2013
8594153 Spread-spectrum receiver with progressive fourier transform Nov. 26, 2013
8588277 High data rate CDMA wireless communication system using variable sized channel codes Nov. 19, 2013
8588270 Architecture for ultra-wideband radio Nov. 19, 2013
8582710 Recovery and synchronization for spread spectrum modulated clock Nov. 12, 2013
8582691 Receiving apparatus and receiving method Nov. 12, 2013
8582622 Spread-spectrum coding of data bursts Nov. 12, 2013
8582621 Synchronized broadcast/multicast communication Nov. 12, 2013
8576962 Determining cross-polarization isolation using a modulated carrier Nov. 5, 2013
8576825 Method and system for sensing available spectrum in wireless communication systems Nov. 5, 2013
8571090 Technique for searching for a preamble signal in a spread spectrum using a fast hadamard transform Oct. 29, 2013
8571087 WCDMA terminal baseband processing module having multi-path scanner module Oct. 29, 2013
8565359 Refinement of channel estimation with a bank of filters Oct. 22, 2013
8565288 Apparatus and method for performing delay-locked loop operation on receiving signal Oct. 22, 2013
8565287 Method and system for per-cell interference estimation for interference suppression Oct. 22, 2013

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