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:
Apr. 13, 2010
Filed:
Jan. 28, 2008
Jia-hui Tu, Shenzhen, CN;
Tong Zhou, Shenzhen, CN;
Jia-Hui Tu, Shenzhen, CN;
Tong Zhou, Shenzhen, CN;
Innocom Technology (Shenzhen) Co., Ltd., Shenzhen, Guangdong Province, CN;
Innolux Display Corp., Miao-Li County, TW;
Abstract
An exemplary power switching circuit () includes a control signal input terminal (); an output terminal (); direct current (DC) power supply (); a first transistor () including a control electrode connected to the control signal input terminal, a first current conducting electrode, and a grounded second current conducting electrode; a second transistor () including a control electrode connected to first current conducting electrode of the first transistor via a discharging resistor () and a diode () respectively and connected to the DC power supply via a discharging capacitor (), a first current conducting electrode connected to the DC power supply, and a second current conducting electrode connected to the output terminal; and a third transistor () including a control electrode connected to first current conducting electrode of the first transistor, a first current conducting electrode connected to the output terminal, and a second grounded current conducting electrode.