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:
Dec. 13, 2011
Filed:
May. 19, 2009
Yufeng HU, Fremont, CA (US);
Ruolin LI, Milpitas, CA (US);
UT Tran, San Jose, CA (US);
Jinshan LI, San Jose, CA (US);
Yufeng Hu, Fremont, CA (US);
Ruolin Li, Milpitas, CA (US);
Ut Tran, San Jose, CA (US);
Jinshan Li, San Jose, CA (US);
Western Digital (Fremont), LLC, Fremont, CA (US);
Abstract
A magnetic recording device comprises a multi-aperture vertical cavity surface emitting laser (VCSEL) operably coupled to a magnetic recording head and a plurality of waveguides disposed in the magnetic recording head. Each of the plurality of waveguides has a first end coupled to a different aperture of the multi-aperture VCSEL. The magnetic recording device further comprises a near field transducer disposed in the magnetic recording head. Each of the plurality of waveguides has a second end coupled to the near field transducer.