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.
Patent No.:
Date of Patent:
Aug. 08, 2006
Filed:
Sep. 18, 2002
Applicants:
Isamu Ohshita, Yamagata, JP;
Teruichi Watanabe, Yamagata, JP;
Kunizo Ogoshi, Yamagata, JP;
Inventors:
Assignee:
Tohoku Pioneer Corporation, Yamagata, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
An aging method applied to a display apparatus having light emitting devices arrayed, includes the steps of: setting integral driving time for the light emitting devices based on a property of luminance deterioration of the light emitting devices relative to the integral driving time so that the lowering of luminance per unit time is not larger than a set value; and driving and aging the light emitting devices only for the set integral driving time.