Touch panel

Details Touch panel Touch panel

2006-08-07

2009-02-24

Nelms, David (Department: 2871)

Liquid crystal cells, elements and systems

Liquid crystal system

Liquid crystal writing tablet

C349S002000, C349S042000

Reexamination Certificate

active

07495713

ABSTRACT:
A touch panel is provided. The touch panel comprises a first substrate and a second substrate facing the first substrate. A black matrix is formed on the first substrate defining a plurality of sub-pixel areas, a plurality of color filters on the sub-pixel areas. A photosensitive sensitive element is formed on the second substrate. The color filters comprise a red color filter, a green color filter, a blue color filter and a white color filter over the photosensitive element.

REFERENCES:
patent: 7418117 (2008-08-01), Kim et al.

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