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:
Mar. 19, 2013
Filed:
Apr. 28, 2010
Wei Guo, Shenzhen, CN;
Yaw-shing Tseng, Miao-Li County, TW;
Chu-jung Shih, Miao-Li County, TW;
Chen-hsun Liao, Miao-Li County, TW;
Wei Guo, Shenzhen, CN;
Yaw-Shing Tseng, Miao-Li County, TW;
Chu-Jung Shih, Miao-Li County, TW;
Chen-Hsun Liao, Miao-Li County, TW;
Chimei Innolux Corporation, , TW;
Abstract
An illumination circuit includes a series circuit including light sources connected in series between a high voltage node and a low voltage node, and break-protecting circuits. Each break-protecting circuit includes a control circuit and a bypass circuit. The bypass circuit is connected in parallel to at least one corresponding light source of the light sources. The control circuit is connected to the series circuit and the bypass circuit to detect a voltage change of the series circuit and control the bypass circuit to be in a conduct state or a blocked state according to the voltage change