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:
Sep. 29, 2015
Filed:
Dec. 05, 2013
Applicant:
Seagate Technology Llc, Cupertino, CA (US);
Inventor:
Ralph Kevin Smith, Eden Prairie, MN (US);
Assignee:
SEAGATE TECHNOLOGY LLC, Cupertino, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 11/26 (2006.01); G11B 5/127 (2006.01); G11B 5/00 (2006.01);
U.S. Cl.
CPC ...
G11B 5/1272 (2013.01); G01B 11/26 (2013.01); G11B 2005/0021 (2013.01);
Abstract
Implementations disclosed herein provide a method comprising emitting light at a plurality of locations across a surface of a recording head assembly, detecting, using a detector not positioned along a waveguide axis, light output from a diffraction grating positioned along the waveguide axis, and determining a target position for mounting a laser source on the surface a recording head assembly by analyzing the detected light output corresponding to one or more of the plurality of locations.