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Wireless transfer of data from a detector

  • US 20020186141A1
  • Filed: 05/04/2001
  • Published: 12/12/2002
  • Est. Priority Date: 05/04/2001
  • Status: Active Grant
First Claim
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1. An electrical unit comprising:

  • a housing which defines an internal region;

    a source of radiant energy carried entirely within the housing wherein the source, in response to selected drive signals, emits radiant energy required to carry out an intra-housing function; and

    control circuitry, carried within the housing, for coupling the selected drive signals to the source, and, for providing a different function, detectable outside of the housing by coupling a modulated drive signal to the source.

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