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:
Apr. 15, 2008

Filed:

Jun. 04, 2004
Applicants:

Yoshinao Kobayashi, Shiga, JP;

Shinya Ono, Shiga, JP;

Inventors:

Yoshinao Kobayashi, Shiga, JP;

Shinya Ono, Shiga, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 3/30 (2006.01);
U.S. Cl.
CPC ...
Abstract

An image display apparatus includes a current-controlled light emitting; a transistor which controls a first current flowing through the current-controlled light emitting diode, based on a first voltage applied between the gate and the source of the transistor at a light emitting phase; a capacitor arranged between the gate and the source. The image display apparatus also includes a current determining unit which controls a second current flowing between the source and the drain, based on a third voltage applied thereto at the writing phase. The second voltage is written in the capacitor at a writing phase and depends on the second current.


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