Semiconductor light emitting device

Active solid-state devices (e.g. – transistors – solid-state diode – Incoherent light emitter structure – With heterojunction

Reexamination Certificate

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Details

C257SE33027

Reexamination Certificate

active

07928453

ABSTRACT:
An end face emission type semiconductor light emitting device which include: a substrate; a first conductive type clad layer stacked on the substrate; an active region layer including an active layer stacked on the first conductive type clad layer; a second conductive type clad layer stacked on the active region layer such that a thickness of a portion thereof at least over an emission region of the active region layer in an emission end face adjacent area is thinner than a thickness of the other portion; and a second conductive type regrowth layer stacked on the second conductive type clad layer, which has a higher refractive index than the second conductive type clad layer.

REFERENCES:
patent: 4943970 (1990-07-01), Bradley
patent: 5329135 (1994-07-01), Terakado
patent: 6541291 (2003-04-01), Kuniyasu
patent: 6859478 (2005-02-01), Kuniyasu
patent: 6914262 (2005-07-01), Hahm et al.
patent: 7528403 (2009-05-01), Borselli et al.
patent: 7759690 (2010-07-01), Miki et al.
patent: 2000-031596 (2000-01-01), None

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