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:
Jul. 14, 2015
Filed:
Jun. 29, 2013
Western Digital Technologies, Inc., Irvine, CA (US);
John E. Maroney, Irvine, CA (US);
Samuel K. Baughman, Anaheim, CA (US);
Varujan Sahakian, Encino, CA (US);
Western Digital Technologies, Inc., Irvine, CA (US);
Abstract
Systems and methods for controlling and monitoring multiple fans in conjunction with a single fan controller are described. One such system includes the single fan controller, a plurality of fans, and a multi-fan monitor configured to receive a signal indicative of fan speed for each of the fans, (a) determine, for a selected fan of the fans, whether the respective received fan speed signal is within an expected fan speed range, if the respective received fan speed signal is not within the expected fan speed range transmit a signal to the single fan controller indicative of a fan failure, if the respective received fan speed signal is within the expected fan speed range transmit a signal to the single fan controller indicative of the fan speed for each of the fans, and return to (a) to test a next selected fan of the fans.