Digitally phase locked low dropout regulator apparatus and system using ring oscillators
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United States of America Patent
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Jan 16, 2018
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Sep 25, 2012
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Sep 25, 2012
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Abstract
Described is an apparatus which comprises: a first oscillator to generate a first clock signal a second oscillator to generate a second clock signal; a phase frequency detector to detect phase difference between the first and second clock signals, and to generate a phase difference; and an output stage, coupled to a load, to generate a power supply for the load according to the phase difference.
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