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:
Nov. 23, 2010
Filed:
Mar. 25, 2009
Yoshiyuki Nagasaka, Kawasaki, JP;
Yoshiyuki Nagasaka, Kawasaki, JP;
Toshiba Storage Device Corporation, Tokyo, JP;
Abstract
A difference value between a gain control value when a head comes into contact with a recording medium and a gain control value when the head floats with respect to the recording medium by a target floating amount is stored in advance. When the information access device is actually operated, supply power to a heater is adjusted to once bring the head into contact with the recording medium, a first gain control value adjusted by a gain control section when the head comes into contact with the recording medium is obtained, a second gain control value to be adjusted by the gain control section when the head floats from the recording medium by the target floating amount is obtained from the first gain control value and the difference value, and the supply power to the heater is adjusted such that the second gain control value is supplied to a gain variable amplifier by the gain control section.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile