The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 03, 2001

Filed:

Oct. 10, 1997
Applicant:
Inventor:

Yasuhiro Matsushima, Kashihara, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/1335 ;
U.S. Cl.
CPC ...
G02F 1/1335 ;
Abstract

A liquid crystal display device is composed of (1) a first substrate which is equipped with at least gate bus-lines, source bus-lines, a switching element array, pixel electrodes, and a source driver and a gate driver for driving the switching electrode array, (2) a second substrate on which a counter electrode is provided, and (3) liquid crystal provided between the first and second substrates. A color filter formation-use driver is provided with respect to either the gate bus-lines or the source bus-lines, and color filters are formed on the pixel electrodes by the use of the color filter formation-use driver. By doing so, color filters can be formed in a simple and easy manner, with input of a small number of signals, without using the drivers which are designed for driving the liquid crystal display device.


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