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:
Aug. 26, 2008

Filed:

Dec. 30, 2002
Applicants:

Choong Hoo Kim, Seoul, KR;

Kyu Chang Park, Seoul, KR;

Min Soo Shim, Seoul, KR;

Inventors:

Choong Hoo Kim, Seoul, KR;

Kyu Chang Park, Seoul, KR;

Min Soo Shim, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05B 19/00 (2006.01); G06K 9/22 (2006.01); G06K 9/00 (2006.01); G02F 1/133 (2006.01); G02F 1/136 (2006.01);
U.S. Cl.
CPC ...
Abstract

Disclosed is a liquid crystal display device of novel construction, in which a fingerprint recognition device is integrally formed with the liquid crystal display device, thereby minimizing the increase in the price and size of a final product. The liquid crystal display device comprises an image display panel and a fingerprint recognition panel which are integrally formed, wherein the image display panel comprises a scan drive unit which sequentially turns on rows formed in the image display panel for each frame in order to display images, and a data drive unit which outputs data signals to a turned-on row provided in the image display panel, and wherein the fingerprint recognition panel comprises a switch control unit which sequentially turns on rows formed in the fingerprint recognition panel for each frame in order to perform fingerprint recognition, and a reading unit, to which fingerprint information recognized from a turned-on row is outputted.


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