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. 23, 2015
Filed:
Nov. 26, 2013
Applicant:
Western Digital Technologies, Inc., Irvine, CA (US);
Inventors:
Alexander Krichevsky, San Jose, CA (US);
Robert J. Johnson, San Jose, CA (US);
Assignee:
Western Digital Technologies, Inc., Irvine, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 11/00 (2006.01); G11B 13/04 (2006.01);
U.S. Cl.
CPC ...
G11B 13/04 (2013.01);
Abstract
A disk drive is disclosed comprising a disk and a head comprising a laser configured to heat the disk while writing to the disk. At least one transmission line couples a laser driver to the laser. Data is written to the disk by pulsing the laser driver, wherein the transmission line comprises an impedance that results in a target pulse shape of optical power output by the laser.
Krichevsky, Alexander. (2015). Disk drive comprising laser transmission line optimized for heat assisted magnetic recording (U.S. Patent No. 9064525). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9064525
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile