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Class Information
Number: 375/148
Name: Pulse or digital communications > Spread spectrum > Direct sequence > Receiver > Multi-receiver or interference cancellation
Description: Subject matter in which transmitted signals are recovered using a structure or method that either recovers multiple simultaneously-transmitted signals or recovers a transmitted signal and rejects spurious signals.

Patents under this class:

Patent Number Title Of Patent Date Issued
8711994 Methods for determining decoding order in a MIMO system with successive interference cancellation Apr. 29, 2014
8711902 Synchronization processing circuit and synchronization processing method in wireless communication system Apr. 29, 2014
8693526 Unipolar spread spectrum modulation for low computation and power cost signal multiplexing with application to fNIRS measurments Apr. 8, 2014
8687750 Signal detection with adjustable number of interfering signals Apr. 1, 2014
8687749 Mobile OFDM receiver Apr. 1, 2014
8687672 Narrowband interference rejection for ultra-wideband systems Apr. 1, 2014
8687645 Wireless communications device providing temperature-compensated clock correction features and related methods Apr. 1, 2014
8687560 Unsynchronized time-of-flight-based wireless positioning system using network broadcasts Apr. 1, 2014
8681844 Method and apparatus for an adaptive filter architecture Mar. 25, 2014
8681835 Multi-stage turbo equalization and interference cancellation receiver for wireless systems Mar. 25, 2014
8675795 Apparatuses for adjusting a bandwidth and coefficient values of a receiver in a wireless network Mar. 18, 2014
8675751 Meta-carrier embedding technique with improved performance for BPSK, MSK, and O-QPSK modulation Mar. 18, 2014
8670510 Method and system for channel estimation in a single channel MIMO system with multiple RF chains for WCDMA/HSDPA Mar. 11, 2014
8670509 Adaptive path selection for interference cancellation Mar. 11, 2014
8670478 Load estimation in frequency domain pre-equalization systems Mar. 11, 2014
8670418 Successive interference cancellation Mar. 11, 2014
8666686 Method and apparatus for detecting possible correlations between signal patterns Mar. 4, 2014
8665937 Load estimation in wireless communication Mar. 4, 2014
8654689 Advanced signal processors for interference cancellation in baseband receivers Feb. 18, 2014
8649453 Enhanced metrics for demodulation and soft information generation in the presence of a non-constant envelope modulated interferer Feb. 11, 2014
8644364 Method and system for computing a cell normalization factor by sharing arithmetic units in a rake receiver to reduce overall implementation area Feb. 4, 2014
8644264 Method and apparatus for canceling pilot interference in a wireless communication system Feb. 4, 2014
8644175 Radio communication system, scheduling method, radio base station device, and radio terminal Feb. 4, 2014
8639996 Systems and methods for uplink inter-cell interference cancellation using hybrid automatic repeat request (HARQ) retransmissions Jan. 28, 2014
8634433 HSDPA system with reduced inter-user interference Jan. 21, 2014
8630602 Pilot interference cancellation Jan. 14, 2014
8625656 Channel estimation for wireless communication Jan. 7, 2014
8619920 Two-dimensional code spreading for interleaved FDMA system Dec. 31, 2013
8619836 Correlation coprocessor Dec. 31, 2013
8615030 Method and system for multi-user detection using two-stage processing Dec. 24, 2013
8611398 Process for processing MIMO data streams in a 3GPP HSDPA receiver, and receiver for doing the same Dec. 17, 2013
8611311 Method and apparatus for canceling pilot interference in a wireless communication system Dec. 17, 2013
8605844 Apparatus and method for receiving imperfectly phase compensated electromagnetic signals Dec. 10, 2013
8605842 Load estimation in interference whitening systems Dec. 10, 2013
8605837 Adaptive frequency-domain reference noise canceller for multicarrier communications systems Dec. 10, 2013
8605829 Method and apparatus for detecting a plurality of symbol blocks using a decoder Dec. 10, 2013
8605771 Data to pilot ratio estimation Dec. 10, 2013
8601338 Modified error distance decoding of a plurality of signals Dec. 3, 2013
8599978 Interference elimination method and data transmitting apparatus Dec. 3, 2013
8599972 SIR estimation in a wireless receiver Dec. 3, 2013
8599905 Processor for use as a path searcher of a spread spectrum receiver and a method of operation of the processor Dec. 3, 2013
8599904 Method and apparatus for software GPS receiver Dec. 3, 2013
8594157 Cancellation of pilot and traffic signals Nov. 26, 2013
8594156 Multi-carrier spread spectrum device using cyclic shift orthogonal keying, transmitter, receiver, and communication system thereof Nov. 26, 2013
8594151 Pilot sequence detection Nov. 26, 2013
8593976 Wireless base station and terminal equipment Nov. 26, 2013
8588325 Communication system, transmission device, reception device, and communication method Nov. 19, 2013
8582710 Recovery and synchronization for spread spectrum modulated clock Nov. 12, 2013
8582691 Receiving apparatus and receiving method Nov. 12, 2013
8582626 Transmitting spread signal in communication system Nov. 12, 2013

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