Invention Grant
- Patent Title: Vertical cavity surface emitting laser and atomic oscillator
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Application No.: US14574813Application Date: 2014-12-18
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Publication No.: US09634467B2Publication Date: 2017-04-25
- Inventor: Satoshi Takenaka , Yuji Kurachi , Shoji Ono
- Applicant: Seiko Epson Corporation
- Applicant Address: JP
- Assignee: Seiko Epson Corporation
- Current Assignee: Seiko Epson Corporation
- Current Assignee Address: JP
- Agency: Harness, Dickey & Pierce, P.L.C.
- Priority: JP2013-263463 20131220
- Main IPC: H01S3/08
- IPC: H01S3/08 ; H01S5/42 ; G04F5/14 ; H01S5/042 ; H01S5/183 ; H01S5/32 ; H01S5/022 ; H01S5/0687 ; H01S5/062

Abstract:
A vertical cavity surface emitting laser includes: a laminated body; an insulation layer which is provided over at least a portion of the laminated body; an electrode of which at least a portion is provided over the laminated body; a pad; and a wiring which connects the electrode and the pad, wherein the laminated body includes a first mirror layer, an active layer, and a second mirror layer, 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, in a plan view, the electrode is provided so as to cover at least a portion of the resonance portion, in the plan view, a width of the wiring is greater than a width of the first distortion imparting portion and is smaller than a width of the electrode.
Public/Granted literature
- US20150180213A1 VERTICAL CAVITY SURFACE EMITTING LASER AND ATOMIC OSCILLATOR Public/Granted day:2015-06-25
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