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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 167
375/317 Automatic baseline or threshold adjustment 374
375/344 Automatic frequency control 830
375/345 Automatic gain control 833
375/346 Interference or noise reduction 1,618
375/338 Interrupted carrier wave 14
375/340 Particular pulse demodulator or detector 1,538
375/352 With electromagnetic relay or solenoid 13


Patents under this class:

Patent Number Title Of Patent Date Issued
6738414 Radio and communication method using a transmitted intermediate frequency May. 18, 2004
6738433 Quadricorrelator for a demodulator for frequency-modulated signals May. 18, 2004
6738434 System and method for combining multiple satellite channels into a virtual composite channel May. 18, 2004
6738608 Frequency-timing control loop for wireless communication systems May. 18, 2004
6738609 Receiver and method of receiving May. 18, 2004
6738979 Satellite broadcast receiver which is not influenced by unnecessary signal components May. 18, 2004
6735259 Method and apparatus for optimization of a data communications system using sacrificial bits May. 11, 2004
6735260 Adaptive data slicer May. 11, 2004
6735261 Calibration of a N-port receiver May. 11, 2004
6731690 Methods and apparatus for transmultiplexing a multi-channel signal May. 4, 2004
6728309 Method and apparatus for high speed data transmission over a four-wire subscriber line Apr. 27, 2004
6728310 Data processing apparatus and data processing method Apr. 27, 2004
6724804 Frequency converter and radio communications system employing the same Apr. 20, 2004
6724833 Method and apparatus for communicating information Apr. 20, 2004
6725028 Receiving station with interference signal suppression Apr. 20, 2004
6721356 Method and apparatus for buffering data samples in a software based ADSL modem Apr. 13, 2004
6721358 Signal synthesizer and method therefor Apr. 13, 2004
6721371 One sample per symbol high rate programmable parallel architecture for digital demodulation Apr. 13, 2004
6721547 In-band and out-of-band signal detection for automatic gain calibration systems Apr. 13, 2004
6717908 Bit interleaving for orthogonal frequency division multiplexing in the transmission of digital signals Apr. 6, 2004
6717992 Method and apparatus for receiving a plurality of time spaced signals Apr. 6, 2004
6714588 Method and apparatus for interference cancellation in a high speed modem Mar. 30, 2004
6714595 Signal transmission circuits that use multiple input signals to generate a respective transmit signal and methods of operating the same Mar. 30, 2004
6714600 Receiver Mar. 30, 2004
6714601 Method in digital quadrature modulator and demodulator, and digital quadrature modulator and demodulator Mar. 30, 2004
6714608 Multi-mode variable rate digital satellite receiver Mar. 30, 2004
6714614 Subscriber unit for generating a stream cipher Mar. 30, 2004
6707858 Low IF receiver Mar. 16, 2004
6707859 Reception method and receiver using several different transport formats Mar. 16, 2004
6704369 Apparatus and method for signal separation and recording medium for the same Mar. 9, 2004
6704371 Receiver for communication Mar. 9, 2004
6704372 Digital implementation of multi-channel demodulators Mar. 9, 2004
6704379 Intermittent receiving system Mar. 9, 2004
6704562 N-port receiver with RF/LO isolation Mar. 9, 2004
6697437 Receiving apparatus Feb. 24, 2004
6697438 Circuit configuration for a multistandard communications terminal Feb. 24, 2004
6690289 Message formatting, authentication, and error detection in home control systems Feb. 10, 2004
6690735 Broad band digital radio receiver for multicarrier signal Feb. 10, 2004
6690745 Circuit for detecting the phase of received signal Feb. 10, 2004
6690746 Signal recognizer for communications signals Feb. 10, 2004
6690748 Receiver with improved digital intermediate to base band demodulator Feb. 10, 2004
6687293 Method, system and apparatus for calibrating a pulse position modulation (PPM) decoder to a PPM signal Feb. 3, 2004
6687368 Tone signal detecting method and tone signal detector Feb. 3, 2004
6683905 Dual-mode receiver Jan. 27, 2004
6683912 Communication bus system Jan. 27, 2004
6683919 Method and apparatus for noise bandwidth reduction in wireless communication signal reception Jan. 27, 2004
6683925 Wireless terminal device Jan. 27, 2004
6680982 Jitter-tolerant signal receiver and method of designing the same Jan. 20, 2004
6680983 Method for noise energy estimation Jan. 20, 2004
6678336 Hierarchical transmission digital demodulator Jan. 13, 2004



 
 
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