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:
Feb. 20, 2018
Filed:
Jul. 21, 2015
Applicants:
Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd., Shenzhen, CN;
Hon Hai Precision Industry Co., Ltd., New Taipei, TW;
Inventors:
Jiing-Shyang Jang, New Taipei, TW;
Meng-Liang Yang, Shenzhen, CN;
Assignees:
HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD., Shenzhen, CN;
HON HAI PRECISION INDUSTRY CO., LTD., New Taipei, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05D 7/00 (2006.01); G05D 11/00 (2006.01); H05K 7/20 (2006.01); G05B 15/02 (2006.01);
U.S. Cl.
CPC ...
H05K 7/20209 (2013.01); G05B 15/02 (2013.01); H05K 7/20836 (2013.01);
Abstract
A control circuit for a fan includes a temperature sensor, a fan controller, a first power supply unit, a second power supply unit, and a control unit. The second power supply unit supplies power to the fan, controlled by the control unit, when an electronic device is powered on. The first power supply unit supplies power to the fan controlled by the control unit, when the electronic device is in a standby mode.