High frequency modulator
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United States of America Patent
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May 7, 2013
Grant Date -
Dec 16, 2010
app pub date -
Dec 8, 2009
filing date -
Jun 11, 2009
priority date (Note) -
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status (Latency Note)
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Abstract
A high frequency modulator is described. It comprises: a first converter for receiving a constant current signal and transmitting a first converted signal; an adder coupled the first converter and operative for transmitting a summed signal in response to receiving the first converted signal and selectively receiving a triangular signal; a first oscillator coupled to the adder for receiving the summed signal, the first oscillator operative for transmitting a time varying current signal; a second converter coupled to the first oscillator for receiving the time varying current signal and operative for transmitting a second converted signal; and an output device selectively coupled to the second converter and operative for transmitting an output signal in response to receiving either the second converted signal or an offset signal.
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