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Liquid crystal display with heater

  • US 6,128,053 A
  • Filed: 10/03/1998
  • Issued: 10/03/2000
  • Est. Priority Date: 11/07/1997
  • Status: Expired due to Fees
First Claim
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1. A display device, suitable for use in a vehicle, the display device comprising:

  • a viewing screen having a liquid crystal cell, the liquid crystal cell including a front cell wall and a rear cell wall and a liquid crystal substance arranged in a cell space between these cell walls; and

    a heating device serving to heat the display device, wherein the heating device is located in the cell space of the liquid crystal cell at at least one of the cell walls;

    wherein the heating device has an electrically conducting layer;

    wherein the display device further comprises an electrode located in the plane of the electrically conducting layer, the electrode comprising a plurality of strips, and wherein elongated segments of the electrically conducting layer are arranged in interspace of the strips; and

    wherein the electrode is a front electrode, the display device further comprising a rear electrode, and plated-through holes connecting a plane of the front electrode and a plane of the rear electrode, wherein the plated through holes electrically interconnect the elongated segments of the electrically conducting layer by means of connecting sections.

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