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:
Jan. 22, 2013
Filed:
Jun. 30, 2010
Shian-sung Shiu, Taipei County, TW;
Li-min Lee, Taipei County, TW;
Chung-che Yu, Taipei County, TW;
Hai-po LI, Wuxi, CN;
Shian-Sung Shiu, Taipei County, TW;
Li-Min Lee, Taipei County, TW;
Chung-Che Yu, Taipei County, TW;
Hai-Po Li, Wuxi, CN;
Green Solution Technology Co., Ltd., New Taipei, TW;
Abstract
An LED current control circuit including a current adjusting unit, a detecting unit, and a current control unit is provided. The current adjusting unit has a current control end coupled to an LED string for determining an amount of current flowing through the LED string according to a current control signal. The detecting unit detects the current control end and determines whether to generate a protecting signal according to a protecting voltage value. The current control unit generates the current control signal to control the amount of current flowing through the LED string of and determines whether to stop the current flowing through the LED string according to the protecting signal.