Analog angle sensor accuracy correction program correction method, recording medium, and servo driver
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United States of America Patent
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Jan 29, 2013
Grant Date -
May 20, 2010
app pub date -
Nov 16, 2007
filing date -
Jun 27, 2007
priority date (Note) -
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Abstract
A sensor accuracy adjustment program for an analog angle sensor used in an AC servomotor control. A step (S3) of applying an adjustment value update processing to adjustment values in adjustment areas in an adjustment table depending on the result of the comparison of the value of a command rate with the value of the rate of an adjustment processing target by using the adjustment table in which changeable adjustment values used for adjustment calculation are arranged for each of the adjustment areas in which the range of a motor shaft rotation angle is divided for use as a unit of an adjustment processing, a step (S0) of applying the adjustment calculation to the target rate value by using the adjustment values after the update, and a step (S4) for judging the state in which the step (S4) is implemented in order to apply the step (S3) to all the adjustment areas of the adjustment table are functioned to the servo driver.
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