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Infrared transceiving apparatus

  • US 6,222,657 B1
  • Filed: 09/24/1998
  • Issued: 04/24/2001
  • Est. Priority Date: 05/28/1997
  • Status: Expired due to Fees
First Claim
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1. An infrared transceiving apparatus comprising:

  • a base member;

    a cover member rotatably mounted on said base member, said cover member being made of a material permeable to infrared rays;

    a stationary base plate disposed inside said cover member;

    a movable base plate disposed inside said cover member, said movable base plate being rotatable together with said cover member;

    said stationary base plate and said movable base plate being stacked together inside said cover member to realize a two-layer arrangement of said base plates; and

    each of said stationary base plate and said movable base plate carrying a light-receiving element and/or a light-emitting element.

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