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Color changeable pixel

  • US 20050068605A1
  • Filed: 09/26/2003
  • Published: 03/31/2005
  • Est. Priority Date: 09/26/2003
  • Status: Active Grant
First Claim
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1. A color changeable pixel, comprising:

  • a first plate;

    an operating plate, wherein the operating plate is settled in parallel with the first plate;

    a second plate, the second plate settled between the first plate and the operating plate in parallel;

    at least one first post located between the operating plate and the second plate;

    at least one second post located between the first plate and the second plate, wherein a cavity is formed between the first plate and the second plate, and an incident light from one side of the first plate is modulated and a reflected light of only specific frequency is reflected by the second plate, and the second plate shifts along the first post and the second post by a voltage added on the operating plate so as to change the distance of the cavity, thereby changing the frequency of the reflected light.

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