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Camera illumination

  • US 10,397,490 B2
  • Filed: 02/05/2019
  • Issued: 08/27/2019
  • Est. Priority Date: 05/27/2015
  • Status: Active Grant
First Claim
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1. A camera, comprising:

  • a camera lens configured to capture visual data of a field of view;

    a plurality of light sources configured to illuminate the field of view; and

    a light source driver coupled to the plurality of light sources and configured to drive the plurality of light sources with a first drive voltage at a first mode and with a second drive voltage at a second mode, the second drive voltage being lower than the first drive voltage;

    wherein;

    the plurality of light sources is configurable to a plurality of light source subsets;

    at least two of the plurality of light source subsets include distinct light source members and are configured to illuminate different regions of the field of view of the camera;

    in the first mode, the plurality of light sources are electrically coupled to each other and driven by the first drive voltage; and

    in the second mode, one of the plurality of light source subsets is selected and driven by the second drive voltage.

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