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Dual sided liquid crystal display device and mobile telecommunication terminal using the same

  • US 6,466,292 B1
  • Filed: 06/19/2000
  • Issued: 10/15/2002
  • Est. Priority Date: 06/17/1999
  • Status: Expired due to Term
First Claim
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1. A mobile telecommunication terminal, comprising:

  • a folding cover attached to a base and movable between an open position and a closed position, the folding cover having an inner surface and an opposed exterior surface, wherein the inner surface is adjacent the base when the folding cover is in the closed position;

    a liquid crystal display device in the folding cover, the liquid crystal display having a first viewable region and a nonoverlapping, contiguous second viewable region, wherein the first viewable region is viewable when the folding cover is in the open position but not when the folding cover is in the closed position;

    wherein the second viewable region is viewable when the folding cover is in the closed position;

    wherein a first front polarizer and a first rear mirror sandwich the first viewable region; and

    wherein a second front polarizer and a second rear mirror sandwich the second viewable region; and

    a driver for driving the liquid crystal display device.

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