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DISPLAY SYSTEM, DISPLAY DEVICE, AND CONTROL METHOD FOR DISPLAY DEVICE

  • US 20200137366A1
  • Filed: 10/25/2019
  • Published: 04/30/2020
  • Est. Priority Date: 10/26/2018
  • Status: Active Grant
First Claim
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1. A display system comprising:

  • a projector configured to project first image light based on first image information onto a projection surface;

    a detecting device configured to detect whether a person is present on a path on which the first image light passes; and

    a control device configured to cause, when the detecting device detects that a person is present on the path, the projector to project, instead of the first image light, second image light based on second image information different from the first image information.

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