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Projector for adjusting a projected image size and luminance depending on various environments

  • US 7,108,379 B2
  • Filed: 05/07/2004
  • Issued: 09/19/2006
  • Est. Priority Date: 05/09/2003
  • Status: Expired due to Fees
First Claim
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1. A projector comprising:

  • a housing;

    an image module installed within the housing for projecting an image toward a screen at the front side of the projector;

    a detecting module for detecting distances from the projector to the front side of the indoor space the projector is to project within and from the projector to the back side of the indoor space; and

    a processor connected with the detecting module for adjusting the luminance of the projecting image projected by the image module based on the distances from the projector to the front and back sides of the indoor space.

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