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:
Feb. 03, 2015

Filed:

Jan. 20, 2011
Applicants:

Seon-tae Yoon, Seoul, KR;

Ki-soo Park, Seoul, KR;

Jae-byung Park, Seoul, KR;

Mun-ki Sim, Cheongju-si, KR;

Inventors:

Seon-Tae Yoon, Seoul, KR;

Ki-Soo Park, Seoul, KR;

Jae-Byung Park, Seoul, KR;

Mun-Ki Sim, Cheongju-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 5/10 (2006.01); G09G 3/34 (2006.01);
U.S. Cl.
CPC ...
G09G 3/346 (2013.01); G03G 2300/0809 (2013.01); G09G 2310/0262 (2013.01);
Abstract

A display panel includes first and second substrates. The first substrate includes a light blocking layer having an opening through the light blocking layer. The opening is arranged in a pixel area. The second substrate includes first and second transistors, first and second driving electrodes, and a shutter. The first transistor is turned on in response to a low level control voltage. The second transistor is electrically connected to the first transistor and is turned on in response to receiving a low level voltage from the first transistor. The first driving electrode is electrically connected to the first transistor, and the second driving electrode is electrically connected to the second transistor. The shutter exposes or covers the opening by moving to the first driving electrode or the second driving electrode according to the relative levels of voltages applied to the first and second driving electrodes.


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