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Actuator thermal protection in haptic feedback devices

  • US 20020126432A1
  • Filed: 08/10/2001
  • Published: 09/12/2002
  • Est. Priority Date: 08/11/2000
  • Status: Active Grant
First Claim
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1. A method for providing thermal protection for an actuator in a haptic feedback device, the method comprising:

  • determining an average energy in said actuator over a predetermined period of time; and

    reducing the maximum allowable current level in said actuator if said average energy is determined to exceed a predetermined warning energy level.

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