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Digital High-Resolution Controller

  • US 20080224647A1
  • Filed: 03/24/2008
  • Published: 09/18/2008
  • Est. Priority Date: 01/21/2004
  • Status: Active Grant
First Claim
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1. An electronic positioning system for an actuator, comprising:

  • an actuator operator configured to produce a change in position in an actuator from an initial position to a desired position;

    a sensor to ascertain the instantaneous position of the actuator at points intermediate the initial and desired positions;

    a controller that applies energy at a rate that is inversely proportional to the temperature of said actuator;

    wherein energy is applied to the actuator in on-off intervals andwherein said temperature is determined by monitoring said on-off intervals.

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