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:
Sep. 25, 2007

Filed:

Sep. 30, 2004
Applicants:

Chien-wu Yen, Miao-Li County, TW;

Tzu-hai Chung, Miao-Li County, TW;

Tung-lung Lai, Miao-Li County, TW;

Inventors:

Chien-Wu Yen, Miao-Li County, TW;

Tzu-Hai Chung, Miao-Li County, TW;

Tung-Lung Lai, Miao-Li County, TW;

Assignee:

Coretronics Corporation, Miao-Li County, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for managing bulb brightness, which is suitable for use in a displaying apparatus based on lamp, is proposed. The characteristics of the method include switching the lamp to the standard mode with maximum brightness in the displaying state, and switching the lamp to the ECO mode with reduced brightness in the other states. Therefore, this method is more adaptive than the prior art, making the apparatus to be more convenient in use, and optimizing the use of the lamp in presenting higher picture quality, and prolonging the lifetime of lamp.


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