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. 02, 2013
Filed:
Sep. 24, 2012
Applicant:
Philips & Lite-on Digital Solutions Corporation, Taipei, TW;
Inventor:
Chun-Lung Ho, Hsinchu, TW;
Assignee:
Philips & Lite-On Digital Solutions Corporation, Taipei, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 33/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A control method for a spindle motor in disk drive including a tray for carrying a disk, a detect switch movable to different inclined positions for detecting different positions of the tray during tray ejection and retraction operation, a firmware for receiving signals transmitted by the detect switch upon reaching the different inclined positions so as to start up the spindle motor in advance.