Patent ID: 6876355
Filing Date: 2005-04-05
Classification: G02F,G06F

Abstract:
1. A touch screen device, comprising: a touch panel; and a liquid crystal display (LCD) panel, said LCD panel including an upper glass substrate on a lower surface of which a black matrix is formed in a regular pattern, a lower glass substrate having a plurality of gate lines and a plurality of data lines below said upper glass substrate, and a plurality of patterned spacers disposed above said lower glass substrate, wherein each said patterned spacer has multiple contact areas with said upper glass substrate, and each said patterned spacer is positioned within an area in which the black matrix overlaps the gate lines and the data lines, wherein the multiple contact areas comprise a first spacer, a second spacer a third spacer, and a fourth spacer, and the first spacer is positioned over a gate line between data lines, the second spacer is over an intersection between the gate line and the date line, the third spacer is over a contact connecting a source of a TFT to the data line, and the fourth spacer is over a portion of a contact connecting a drain of the TFT to a pixel electrode.