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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:
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
7346126 Method and apparatus for channel estimation using plural channels Mar. 18, 2008
7346100 Estimating gain and phase imbalance in upconverting transmitters Mar. 18, 2008
7345992 System and method for embedding a sub-channel in a block coded data stream Mar. 18, 2008
7342981 Digital receiver having adaptive carrier recovery circuit Mar. 11, 2008
7342979 Incremental redundancy support in a cellular wireless terminal having IR processing module Mar. 11, 2008
7342972 Timing synchronization using dirty templates in ultra wideband (UWB) communications Mar. 11, 2008
7340187 Optical signal monitoring method and apparatus Mar. 4, 2008
7340014 Apparatus and method of multi-user detection Mar. 4, 2008
7340010 Forward error correction coding for hybrid AM in-band on-channel digital audio broadcasting systems Mar. 4, 2008
7340001 Multidimensional signal modulation and/or demodulation for data communications Mar. 4, 2008
7336742 Frequency error correction device and OFDM receiver with the device Feb. 26, 2008
7336740 Radio signal receiving method and radio signal receiver Feb. 26, 2008
7336736 Method of detecting and processing pulsed signals in a radio signal Feb. 26, 2008
7336732 Carrier frequency detection for signal acquisition Feb. 26, 2008
7336730 IQ-imbalance Feb. 26, 2008
7336729 Digital signal processing based de-serializer Feb. 26, 2008
7336723 Systems and methods for high-efficiency transmission of information through narrowband channels Feb. 26, 2008
7336706 Programmable integrated DiSEqC transceiver Feb. 26, 2008
7336220 Method and apparatus for equalizing broadband chirped signal Feb. 26, 2008
7333567 Digital detector utilizable in providing closed-loop gain control in a transmitter Feb. 19, 2008
7333566 Radio reception apparatus, radio reception method and radio reception program capable of switching modulation methods Feb. 19, 2008
7330523 Estimating frequency offset Feb. 12, 2008
7330522 Complementary code keying (CCK) sequentially decoding apparatus and process thereof Feb. 12, 2008
7330519 Method for decoding linear space-time codes in a multiple-antenna wireless transmission system and decoder therefor Feb. 12, 2008
7327805 Device, apparatus and method for receiving data transmissions having different data rates Feb. 5, 2008
7324616 Low cost and high performance narrowband interference cancellation system Jan. 29, 2008
7324608 Efficient subcarrier weighting to enhance receiver performance Jan. 29, 2008
7324607 Method and apparatus for path searching Jan. 29, 2008
7324606 Computationally efficient system and method for channel estimation Jan. 29, 2008
7324590 Equalizer with combined CCK encoding-decoding in feedback filtering of decision feedback equalizer Jan. 29, 2008
7324586 Method and system for communication backward compatibility Jan. 29, 2008
7321642 Synchronization symbol re-insertion for a decision feedback equalizer combined with a trellis decoder Jan. 22, 2008
7321639 Demodulator and address information extractor Jan. 22, 2008
7321632 Method and apparatus for multi-algorithm detection Jan. 22, 2008
7321621 Differential receiver circuit with electronic dispersion compensation for optical communications systems Jan. 22, 2008
7321324 Unconditionally stable analog-to-digital converter Jan. 22, 2008
7317772 Multi-mode variable rate digital cable receiver Jan. 8, 2008
7317768 Demodulator and demodulation method for demodulating received signals Jan. 8, 2008
7317766 Apparatus and method for demodulating signal Jan. 8, 2008
7317761 Multi-carrier communication system and receiver thereof Jan. 8, 2008
7315588 System and method for enhanced acquisition for large frequency offsets and poor signal to noise ratio Jan. 1, 2008
7315585 Clock-less serial data interface using a single pin Jan. 1, 2008
7315584 Coherent receiver Jan. 1, 2008
7315583 Digital subscriber line (DSL) modems supporting high-speed universal serial bus (USB) interfaces and related methods and computer program products Jan. 1, 2008
7315578 Fast soft value computation methods for gray-mapped QAM Jan. 1, 2008
7315571 Method and apparatus for a variable bandwidth multi-protocol X-DSL transceiver Jan. 1, 2008
7313203 Method and system for estimating and compensating IQ imbalance Dec. 25, 2007
7313202 Asynchronous serial data receiver for packet transfer Dec. 25, 2007
7313201 Multi-range transconductor and method of operation Dec. 25, 2007
7313170 Spread spectrum receiver Dec. 25, 2007

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