Wein bridge oscillator
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United States of America Patent
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May 9, 2017
Grant Date -
Mar 10, 2016
app pub date -
Mar 31, 2015
filing date -
Sep 8, 2014
priority date (Note) -
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Abstract
An oscillator circuit that includes a Wien bridge oscillator circuit, a full-wave rectifier circuit, coupled to an output of the Wien bridge oscillator circuit, an integrator circuit, coupled to an output of the full-wave rectifier circuit, and a multiplier circuit. The multiplier circuit may include a first input coupled to the output of the Wien bridge oscillator circuit, and a second input, coupled to an output of the integrator, wherein the multiple signals are configured to provide dynamic gain control to the Wien bridge oscillator circuit.
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