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Class Information
Number: 331/166
Name: Oscillators > Shock excited resonant circuit > With keying means of the active element type (e.g., burst generator)
Description: Shock excited resonant circuits wherein a space discharge device having a control electrode is utilized as a switching means to control the electrical energy supplied to the resonant circuit.










Patents under this class:

Patent Number Title Of Patent Date Issued
7872539 Energy efficient waveform generation using tuned resonators Jan. 18, 2011
7782149 Energy efficient waveform generation using tuned resonators Aug. 24, 2010
7667548 Oscillation maintenance circuit for half duplex transponder Feb. 23, 2010
7479838 Energy efficient waveform generation using tuned resonators Jan. 20, 2009
7005935 Switched reactance modulated E-class oscillator Feb. 28, 2006
6864755 Switched reactance modulated E-class oscillator design Mar. 8, 2005
6806783 Circuit assembly for generating RF oscillation plucking pulses Oct. 19, 2004
6762561 Radio frequency resonator Jul. 13, 2004
5942953 Oscillation circuit driven alternately by two different square wave periodic signals having different half cycle durations Aug. 24, 1999
5235142 Phase reference system for cordless looping digitizer Aug. 10, 1993
5227740 Oscillation maintenance circuit Jul. 13, 1993
5170414 Adjustable output level signal transmitter Dec. 8, 1992
5010307 Oscillator having periodically pulsed crystal Apr. 23, 1991
4972438 Self-oscillating transmitter Nov. 20, 1990
4868527 Frequency set-on oscillator Sep. 19, 1989
4767999 Method of and apparatus for radio-frequency generation in resonator tank circuits excited by sequential pulses of alternately opposite polarity Aug. 30, 1988
4618835 Proximity sensor oscillator utilizing controlled charge Oct. 21, 1986
4138679 Circuit for synchronizing the oscillation of a pulsed oscillator with a reference oscillation Feb. 6, 1979
3995234 Ringing oscillator including a resonant circuit with frequency divider feedback loop Nov. 30, 1976











 
 
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