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Transmissive liquid crystal display apparatus and method for producing the same

  • US 5,859,683 A
  • Filed: 09/27/1996
  • Issued: 01/12/1999
  • Est. Priority Date: 09/29/1995
  • Status: Expired due to Term
First Claim
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1. A transmissive liquid crystal display apparatus comprising:

  • a liquid crystal layer interposed between a first substrate and a second substrate, the first substrate including gate lines, source lines and switching devices provided in a vicinity of intersectional portions of the gate lines and the source lines, the switching devices including gate electrodes connected to the gate lines, source electrodes connected to the source lines and drain electrodes connected to pixel electrodes for applying a voltage to the liquid crystal layer,wherein an interlayer insulating film having high transparency is provided above the switching devices, the gate lines and the source lines, the interlayer insulating film having roughness on its surface, a height difference of the roughness being 50 nm or less, andthe pixel electrodes formed of a transparent conductive material are provided on the interlayer insulating film.

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