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Test initiation apparatus with continuous or pulse input

  • US 4,901,056 A
  • Filed: 03/03/1989
  • Issued: 02/13/1990
  • Est. Priority Date: 01/04/1988
  • Status: Expired due to Term
First Claim
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1. In an electrical unit which can be tested using an intermittently incident energy beam which originates at a location displaced from the unit, an electrical circuit comprising:

  • means, responsive to the intermittently incident energy beam, for generating a pulsed electrical signal;

    energy storage means for accumulating electrical energy in response to the pulsed electrical signal; and

    means, responsive to the presence of a predetermined quantity of accumulated electrical energy, for initiating testing of the electrical unit.

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