Digital electrochromic mirror system

  • US 6,305,807 B1
  • Filed: 03/20/2000
  • Issued: 10/23/2001
  • Est. Priority Date: 04/02/1997
  • Status: Expired due to Fees
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First Claim
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1. A vehicular digital electrochromic mirror system, comprising:

  • an interior mirror assembly and at least one exterior mirror assembly, said interior mirror assembly comprising an interior electrochromic reflective element and a control, said at least one exterior mirror assembly comprising an exterior electrochromic reflective element;

    said control comprising a microcomputer establishing an interior reflectance value for said interior reflective element and an exterior reflectance value for said exterior reflective element, said interior reflective element achieving a partial reflectance level in response to the interior reflectance value, said exterior reflectance element achieving a partial reflectance level in response to the exterior reflectance value;

    a vehicle bus communicating the exterior reflectance value to said exterior reflective element, said vehicle bus comprising a plurality of nodes, said plurality of nodes including a first node having a first controller and a second node, wherein said first controller communicates with said second node across a communication channel, wherein at least one of said interior mirror assembly and said at least one exterior mirror assembly comprises one of said first and second nodes of said vehicle bus; and

    said interior mirror assembly comprising at least one additional accessory that is controlled by said first controller.

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