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Browse by Category: Main > Communications
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:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Next

Patent Number Title Of Patent Date Issued
7372893 Device and method for compensating for phase distortion in base station of OFDMA-based cellular system May. 13, 2008
7372892 Simple and robust digital code tracking loop for wireless communication systems May. 13, 2008
7369601 Code division multiple access receiver May. 6, 2008
7366262 Frequency estimation method of MB-OFDM UWB system using time frequency hopping strategy Apr. 29, 2008
7366227 Chip-to-symbol receiver despreader architectures and methods for despreading spread spectrum signals Apr. 29, 2008
7366225 Apparatus and method for receiving data in a mobile communication system using an adaptive antenna array technique Apr. 29, 2008
7362793 Base station having a set of phased array antennas Apr. 22, 2008
7362792 Method of and apparatus for computation of unbiased power delay profile Apr. 22, 2008
7359711 Methods and apparatus for improving accuracy of radio timing measurements Apr. 15, 2008
7359459 System and method for low power clear channel assessment Apr. 15, 2008
7359456 Communication system and communication device Apr. 15, 2008
7359431 Channel estimation apparatus and method in digital communication system Apr. 15, 2008
7359430 CDMA multicode channel processing Apr. 15, 2008
7359399 CDMA path protection method based on path protection information Apr. 15, 2008
7356324 Mobile radio receiver device Apr. 8, 2008
7356310 Adaptive radio transceiver with floating MOSFET capacitors Apr. 8, 2008
7356094 Digital broadcast receiving apparatus Apr. 8, 2008
7356072 Antenna diversity technique for wireless communication Apr. 8, 2008
7356071 Method and apparatus for estimating signal-to-noise ratio based on dedicated physical channel pilot symbols Apr. 8, 2008
7356070 Apparatus for recognizing mobile signals in mobile communication system, and method therefor Apr. 8, 2008
7352833 Method and system for temporal autocorrelation filtering Apr. 1, 2008
7352829 Data-aided channel estimation Apr. 1, 2008
7352825 Method and apparatus for providing random access detection in a communication system Apr. 1, 2008
7352798 CDMA reception device Apr. 1, 2008
7352796 Multiple data rate complex Walsh codes for CDMA Apr. 1, 2008
7349483 Communications device with doppler frequency estimation functions Mar. 25, 2008
7349464 Receiver for spread spectrum communication Mar. 25, 2008
7349462 Acquisition and adjustment of gain, receiver clock frequency, and symbol timing in an OFDM radio receiver Mar. 25, 2008
7349461 Efficient back-end channel matched filter (CMF) Mar. 25, 2008
7349458 Linear receivers for time-hopping impulse radio systems Mar. 25, 2008
7346098 Communication receiver Mar. 18, 2008
7346096 Receiver for mobile communication system Mar. 18, 2008
7346094 System and method for transmitting data and additional information simultaneously within a wire based communication system Mar. 18, 2008
7342958 System and method for enhancing throughput in an additive gaussian noise channel with a predetermined rate set and unknown interference Mar. 11, 2008
7340230 Receiver architectures utilizing coarse analog tuning and associated methods Mar. 4, 2008
7340014 Apparatus and method of multi-user detection Mar. 4, 2008
7339983 Apparatus and method for detecting a power ratio between a traffic channel and a pilot channel in a mobile communication system Mar. 4, 2008
7339979 Adaptive beamforming methods and systems that enhance performance and reduce computations Mar. 4, 2008
7336746 Data transmission with spatial spreading in a MIMO communication system Feb. 26, 2008
7336736 Method of detecting and processing pulsed signals in a radio signal Feb. 26, 2008
7336640 Method and apparatus for CDMA demodulation Feb. 26, 2008
7333575 Method and apparatus for receiving a CDMA signal Feb. 19, 2008
7333531 Vertical adaptive antenna array for a discrete multitone spread spectrum communications system Feb. 19, 2008
7333530 Despread signal recovery in digital signal processors Feb. 19, 2008
7330504 Method and apparatus for low power-rise power control using sliding-window-weighted QoS measurements Feb. 12, 2008
7330499 Unified MMSE equalization and multi-user detection approach for use in a CDMA system Feb. 12, 2008
7330496 System and method for spread spectrum communication Feb. 12, 2008
7330452 Inter-frequency neighbor list searching Feb. 12, 2008
7327812 Apparatus and method for estimating a plurality of channels Feb. 5, 2008
7327800 System and method for data detection in wireless communication systems Feb. 5, 2008

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