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. 19, 2016
Filed:
Dec. 19, 2014
Seiko Epson Corporation, Tokyo, JP;
Satoshi Takenaka, Chino, JP;
Yuji Kurachi, Chino, JP;
Seiko Epson Corporation, , JP;
Abstract
A vertical cavity surface emitting laser includes: a substrate; a laminated body which is provided over the substrate; an electrode of which at least a portion is provided over the laminated body; and a pad which is connected to the electrode, wherein the laminated body includes a first mirror layer provided over the substrate, an active layer provided over the first mirror layer, and a second mirror layer provided over the active layer, in a plan view, the laminated body includes a first distortion imparting portion, a second distortion imparting portion, and a resonance portion which is provided between the first distortion imparting portion and the second distortion imparting portion and resonates light generated in the active layer, and in the plan view, the pad is provided in a position that is not overlapped with at least one of the first distortion imparting portion and the second distortion imparting portion.