SIGNAL GENERATING APPARATUS AND METHOD THEREOF
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United States of America Patent
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Issued Date -
Sep 11, 2008
app pub date -
Apr 26, 2007
filing date -
Mar 5, 2007
priority date (Note) -
Abandoned
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Abstract
The present invention discloses a signal generating apparatus for generating a clock signal, the signal generating apparatus includes: an adjusting module for generating an adjusting current according to a first reference voltage and a control voltage; and a clock signal generating module coupled to the adjusting module. The clock signal generating module includes: a current generating unit for generating a first current; a signal generating unit coupled to the current generating unit and the adjusting module for generating a voltage signal according to a second current, wherein the second current is generated according to the first current and the adjusting current; and a comparing unit coupled to the signal generating unit and a second reference voltage for comparing the voltage signal and the second reference voltage to generate the clock signal.
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