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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 105
375/322 Angle modulation 166
375/317 Automatic baseline or threshold adjustment 373
375/344 Automatic frequency control 829
375/345 Automatic gain control 831
375/346 Interference or noise reduction 1,613
375/338 Interrupted carrier wave 14
375/340 Particular pulse demodulator or detector 1,533
375/352 With electromagnetic relay or solenoid 13


Patents under this class:
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Patent Number Title Of Patent Date Issued
7061993 CDMA receiver architecture for lower bypass switch point Jun. 13, 2006
7061994 Methods and apparatus for I/Q imbalance compensation Jun. 13, 2006
7058114 Wireless device and method Jun. 6, 2006
7058137 Phase shifters for peak-to-average power ratio reduction in multi-carrier communication systems Jun. 6, 2006
7058140 Sliding-window multi-carrier frequency division multiplexing system Jun. 6, 2006
7054386 Method and apparatus for assigning bit metrics for soft decision decoding May. 30, 2006
7054387 Feed-forward/feedback system and method for non-causal channel equalization May. 30, 2006
7050507 Adaptive throughput pulse width modulation communication scheme May. 23, 2006
7050512 Receiver architecture May. 23, 2006
7046742 System and method for temporal analysis of serial data May. 16, 2006
7046749 Narrowband gain control of receiver with digital post filtering May. 16, 2006
7042927 Pseudo-noise carrier suppression/image rejection up and down converters May. 9, 2006
7042961 Full rate error detection circuit for use with external circuitry May. 9, 2006
7042969 Method and apparatus for frame alignment in discrete multitone transceivers May. 9, 2006
7043392 Interpolator testing system May. 9, 2006
7039093 Arrangement for adaptive baseband filter selection May. 2, 2006
7039105 Adaptive information compression May. 2, 2006
7039119 Method and apparatus for combining transponders on multiple satellites into virtual channels May. 2, 2006
7039127 Digital broadcast receiving apparatus May. 2, 2006
7039128 Method and arrangement for synchronizing a receiver to a quadrature amplitude modulated signal May. 2, 2006
H2155 Downconvert and average identification of biphase coded signal carrier May. 2, 2006
7035315 Doppler corrected communications receiver and method of removing doppler frequency shift Apr. 25, 2006
7035346 Method and apparatus for desensitization of a wireless receiver Apr. 25, 2006
7035347 Combining direct interference estimation and decoder metrics for improved measurement for AMR mode adaptation in GSM systems Apr. 25, 2006
7035348 Receiver apparatus Apr. 25, 2006
7035352 Apparatus and method for signal acquisition in a FSK demodulator with integrated time and frequency tracking Apr. 25, 2006
7035364 Digital receiver fast frequency and time acquisition system using a single synchronization word and method of using same Apr. 25, 2006
7031404 Inverse DWT method and apparatus Apr. 18, 2006
7027429 Method and apparatus for time and frequency synchronization of OFDM communication systems Apr. 11, 2006
7027497 Adaptive equalization method and adaptive equalizer Apr. 11, 2006
7027505 System and method for bandwidth compression of frequency and phase modulated signals and suppression of the upper and lower sidebands from the transmission medium Apr. 11, 2006
7027526 Time multiplexing bus for DTV common interface Apr. 11, 2006
7027527 Excess delay spread detection method for multi-carrier communication systems Apr. 11, 2006
7027528 Timing recovery using the pilot signal in high definition TV Apr. 11, 2006
7027538 Method and system for joint decision feedback equalization and complementary code key decoding using a trellis Apr. 11, 2006
7027791 Analog baseband signal processing system and method Apr. 11, 2006
7023903 Method of receiving spread spectrum signal, and receiver Apr. 4, 2006
7023931 System and method for soft slicing Apr. 4, 2006
7020217 Satellite digital audio radio receiver with instant replay capability Mar. 28, 2006
7020218 Sliding-window transform with integrated windowing Mar. 28, 2006
7020221 System and method for an IF-sampling transceiver Mar. 28, 2006
7020230 Frequency synthesizer for dual mode receiver Mar. 28, 2006
7016426 Method for determining the amplitude imbalance at the receiving end and quadrature error in a multi-carrier system Mar. 21, 2006
7016446 Channel decoder for a digital broadcast receiver Mar. 21, 2006
7016616 Integrated circuit receiver available for infrared or ultrasonic transmission with digital filtering Mar. 21, 2006
7012971 Channel quality assessment method and system for performing the same Mar. 14, 2006
7010059 Quadrature demodulator for compensating for gain and phase imbalances between in-phase and quadrature-phase components Mar. 7, 2006
7010060 Real-time software receiver Mar. 7, 2006
7006474 Channelized receiver system Feb. 28, 2006
7006557 Time tracking loop for diversity pilots Feb. 28, 2006

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