Vertical cavity surface emitting laser and atomic oscillator
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United States of America Patent
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Nov 24, 2015
Grant Date -
Jun 25, 2015
app pub date -
Dec 17, 2014
filing date -
Dec 20, 2013
priority date (Note) -
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Abstract
A vertical cavity surface emitting laser includes: a substrate; a first mirror layer which is provided over the substrate; an active layer which is provided over the first mirror layer; a second mirror layer which is provided over the active layer; a first electrode and a second electrode which are electrically connected to the first mirror layer and are separated from each other; and a third electrode which is electrically connected to the second mirror layer, wherein the first mirror layer, the active layer, and the second mirror layer configure a laminated body, the laminated body includes a resonance portion which resonates light generated in the active layer, in a plan view, an insulation layer surrounding the laminated body is provided, and in the plan view, the insulation layer is provided between the first electrode and the second electrode.
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