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Class Information
Number: 375/316
Name: Pulse or digital communications > Receivers
Description: Subject matter including apparatus to decode, demodulate, or otherwise recover the transmitted intelligence.


Sub-classes under this class:

Class Number Class Name Patents
375/320 Amplitude modulation 103
375/322 Angle modulation 165
375/317 Automatic baseline or threshold adjustment 371
375/344 Automatic frequency control 827
375/345 Automatic gain control 829
375/346 Interference or noise reduction 1,607
375/338 Interrupted carrier wave 14
375/340 Particular pulse demodulator or detector 1,521
375/352 With electromagnetic relay or solenoid 13


Patents under this class:
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Patent Number Title Of Patent Date Issued
6987819 Method and device for multiple input/multiple output transmit and receive weights for equal-rate data streams Jan. 17, 2006
6987822 Circuit and method for reducing noise interference in digital differential input receivers Jan. 17, 2006
6985701 Frequency synthesizer and multi-band radio apparatus using said frequency synthesizer Jan. 10, 2006
6983027 OFDM transmit signal receiver Jan. 3, 2006
6980589 Carrier frequency compensation system and method Dec. 27, 2005
6980593 Wireless transmission-reception system Dec. 27, 2005
6980602 Normalization of equalizer soft output for channels with varying noise power Dec. 27, 2005
6980605 MAP decoding with parallelized sliding window processing Dec. 27, 2005
6980608 Digital signal detector, digital demodulator, method for detecting digital signal, and method for synchronous detecting by digital demodulator Dec. 27, 2005
6980610 Wireless terminal device Dec. 27, 2005
6980613 Ultra-wideband correlating receiver Dec. 27, 2005
6980774 Radio frequency integrated circuit Dec. 27, 2005
6977956 Pilot signal reception method and receiver Dec. 20, 2005
6977969 Digital FM receiver for recovering FM digital data frame in mobile communication system Dec. 20, 2005
6975684 Dynamic slave frequency selection for improving uplink frequency hopping wireless communications Dec. 13, 2005
6975685 Apparatus and method for multi-channel communications system Dec. 13, 2005
6975689 Digital modulation signal receiver with adaptive channel equalization employing discrete fourier transforms Dec. 13, 2005
6973425 Method and apparatus for performing packet loss or Frame Erasure Concealment Dec. 6, 2005
6970681 Integrated multimode radio and components thereof Nov. 29, 2005
6967989 Method and apparatus for time-sharing a rake receiver structure Nov. 22, 2005
6967994 Method for operating a communication system and a communication system with training means Nov. 22, 2005
6968014 Missing cycle based carrier modulation Nov. 22, 2005
6968017 Low phase noise frequency converter Nov. 22, 2005
6968018 Digital broadcast receiving apparatus, and a method for receiving digital broadcasts Nov. 22, 2005
6968019 IF FSK receiver Nov. 22, 2005
6968022 Method and apparatus for scheduling switched multibeam antennas in a multiple access environment Nov. 22, 2005
6968386 System for transferring data files between a user workstation and web server Nov. 22, 2005
6963623 Multi-system correspondence receiver Nov. 8, 2005
6963624 Method and apparatus for receiving radio frequency signals Nov. 8, 2005
6963697 Increased transmission capacity for a fiber-optic link Nov. 8, 2005
6961368 Adaptive antenna optimization network Nov. 1, 2005
6961370 Sweep method using digital signals Nov. 1, 2005
6959049 Multi-tap, digital-pulse-driven mixer Oct. 25, 2005
6959050 Method and apparatus for synchronizing an OFDM signal Oct. 25, 2005
6959054 Filter bank and receiver for processing continuous phase modulated signals Oct. 25, 2005
6956510 Methods, software, circuits and systems for coding information Oct. 18, 2005
6956911 Receiver Oct. 18, 2005
6956919 Single clock data communication in direct stream digital system Oct. 18, 2005
6954494 Online blind source separation Oct. 11, 2005
6952463 Method of blind transport format detection based on power transition Oct. 4, 2005
6950480 Receiver having automatic burst mode I/Q gain and phase balance Sep. 27, 2005
6950610 Optical communication interface module for universal serial bus Sep. 27, 2005
6950631 Active receiving array antenna Sep. 27, 2005
6950956 Integrated circuit with timing adjustment mechanism and method Sep. 27, 2005
6947494 Bit rate control apparatus and method of optical receiver Sep. 20, 2005
6947497 Digital signal receiver and method for receiving digital signal Sep. 20, 2005
6947503 Method and circuit for synchronizing a receiver for a convolutionally coded reception signal Sep. 20, 2005
6947505 System for parameter estimation and tracking of interfering digitally modulated signals Sep. 20, 2005
6947507 Spatial-temporal methods and systems for reception of non-line-of-sight communication signals Sep. 20, 2005
6944205 Method of determining an acquisition indicator bit in a communication system Sep. 13, 2005

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