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OPTICAL PULSE-RATE SENSING

  • US 20150342480A1
  • Filed: 05/30/2014
  • Published: 12/03/2015
  • Est. Priority Date: 05/30/2014
  • Status: Abandoned Application
First Claim
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1. An optical pulse-rate sensor comprising:

  • a fixture with a rim configured to contact a skin surface and enclose an area of the surface;

    a light emitter coupled to the fixture and positioned opposite the area;

    a light sensor coupled to the fixture and positioned opposite the area;

    a lens positioned over the light sensor; and

    a light stop coupled to the fixture and positioned between the light emitter and the light sensor to shield the light sensor and lens from direct illumination by the light source.

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