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:
Dec. 18, 2012
Filed:
Sep. 20, 2010
Chung-chi Huang, Taipei Hsien, TW;
Hai-qing Zhou, Shenzhen, CN;
Chung-Chi Huang, Taipei Hsien, TW;
Hai-Qing Zhou, Shenzhen, CN;
Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Shenzhen, Guangdong Province, CN;
Hon Hai Precision Industry Co., Ltd., Tu-Cheng, New Taipei, TW;
Abstract
A notebook computer includes a keyboard, a display, a light source arranged on the keyboard or the display, and a light source control circuit. The light source control circuit includes first to third electronic switches. A control terminal of the first electronic switch is connected to a working voltage terminal. A first terminal of the first electronic switch is connected to a first terminal of the light source and a first terminal of the third electronic switch. A second terminal of the light source is connected to a standby voltage terminal. A control terminal of the second electronic switch is connected to a sleep signal terminal. A first terminal of the second electronic switch is connected to the standby voltage terminal and a control terminal of the third electronic switch. Second terminals of the first to third electronic switches are grounded.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile