Method for detecting phase and phase detecting system
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United States of America Patent
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Aug 11, 2015
Grant Date -
May 21, 2015
app pub date -
Mar 25, 2014
filing date -
Nov 19, 2013
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Abstract
A phase detection method includes providing by a controller a second control signal having two or more neighboring pulses when the time during which a state of a second control signal is retained is a predetermined time or more, receiving by the controller phase detection results of a phase of a first control signal different from the second control signal in response to the second control signal, and determining by the controller a phase detection result based on a first pulse of the two neighboring pulses of the second control signal, of the phase detection results.
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