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Class Information
Number: 434/6
Name: Education and demonstration > Detection or range determination of distant object by apparatus using sensor of electromagnetic or sound energy > Sonar
Description: Subject matter relating to teaching or demonstrating the operation or characteristics of sonar.

Sub-classes under this class:

Class Number Class Name Patents
434/7 Interference simulation 7
434/10 Simulation by use of sound recording 4
434/8 Simulation of doppler shift of echo 6
434/9 Simulation of plural detector system 10

Patents under this class:

Patent Number Title Of Patent Date Issued
8363048 Methods and apparatus for visualizing data Jan. 29, 2013
7920821 All ship speeds correlation SONAR simulator Apr. 5, 2011
7409323 Method for detecting a spatial random process using planar convex polygon envelope Aug. 5, 2008
7269538 Method for sparse data two-stage stochastic mensuration Sep. 11, 2007
6584300 Object-oriented system for simulating sonar target acoustic scattering Jun. 24, 2003
6150976 Synthesis of overlapping chirp waveforms Nov. 21, 2000
6118289 Cleaning method and cleaning device and cleaning tool for board electrical-test probes, and board electrical-test device and method Sep. 12, 2000
6002914 Method and apparatus for simulating reverberation in a multipath sonar system Dec. 14, 1999
5995803 Method and apparatus for simulating a multipath sonar system Nov. 30, 1999
5983067 Method and apparatus for simulating cross-correlation coefficients in a multipath sonar system Nov. 9, 1999
5978646 Method and apparatus for simulating a lofargram in a multipath sonar system Nov. 2, 1999
5978647 Method and apparatus for simulating autocorrelation coefficients in a multipath sonar system Nov. 2, 1999
5299171 Torpedo decoy signal generator Mar. 29, 1994
5062083 Ping elongator-modulator for realistic echo synthesis Oct. 29, 1991
5032083 Computerized vocational task guidance system Jul. 16, 1991
4991143 Mobile target acoustic system Feb. 5, 1991
4973252 Sonar simulation system using advanced digital to video conversion techniques Nov. 27, 1990
4972379 Sonic echo simulator Nov. 20, 1990
4943951 Depth finder with tutorial Jul. 24, 1990
4759067 Acoustic regenerator Jul. 19, 1988
4667199 Simulator May. 19, 1987
4393483 Test set for a directional command active sonobuoy system (DICASS) Jul. 12, 1983
4347403 Electrical waveform synthesizer Aug. 31, 1982
4250634 Sonobuoy simulator device Feb. 17, 1981
4219885 Sonar target simulator Aug. 26, 1980
4057913 Simulated training system that utilizes operational equipment Nov. 15, 1977
3936954 Electronic bearing selector for omni-directional signals Feb. 10, 1976

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