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:
Jun. 07, 2005
Filed:
Oct. 16, 2003
Applicant:
Avraham Perahia, San Jose, CA (US);
Inventor:
Avraham Perahia, San Jose, CA (US);
Assignee:
Riospring, Inc., Milpitas, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B021/02 ;
U.S. Cl.
CPC ...
Abstract
One embodiment of the present invention is a power source for a disk drive to handle an Emergency Power Off event that includes: (a) a storage capacitor; (b) a voltage source that outputs a first voltage that is applied as input to the storage capacitor; (c) a tester, responsive to the first voltage and a reference voltage; and (d) an adjustable voltage source, responsive to the tester output, that outputs a second voltage that is applied as input to the storage capacitor.