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Light guide plate and liquid crystal display having the same

  • US 8,040,442 B2
  • Filed: 06/24/2008
  • Issued: 10/18/2011
  • Est. Priority Date: 08/20/2002
  • Status: Expired due to Fees
First Claim
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1. A liquid crystal display apparatus comprising:

  • a liquid crystal display panel for displaying an image, the liquid crystal display panel including a lower substrate and an upper substrate; and

    a touch panel using the upper substrate of the liquid crystal display panel as a lower substrate of the touch panel, the touch panel including;

    a first retardation member disposed directly on the upper surface of the liquid crystal display panel;

    a first transparent electrode disposed directly on the first retardation member; and

    a second transparent electrode separated from the first transparent electrode by a predetermined distance.

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