Coherent light generators – Particular active media – Semiconductor
Reexamination Certificate
2009-12-01
2011-11-29
Rodriguez, Armando (Department: 2828)
Coherent light generators
Particular active media
Semiconductor
C372S050110, C372S087000
Reexamination Certificate
active
08068526
ABSTRACT:
A purpose is to provide a semiconductor optical device having good characteristics to be formed on a semi-insulating InP substrate. Firstly, a semi-insulating substrate including a Ru—InP layer on a conductive substrate is used. Secondly, a semi-insulating substrate including a Ru—InP layer on a Ru—InP substrate or an Fe—InP substrate is used and semiconductor layers of an n-type semiconductor layer, a quantum-well layer, and a p-type semiconductor layer are stacked in this order.
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patent: 2008/0095206 (2008-04-01), Katsuyama et al.
patent: 2000-332287 (2000-11-01), None
patent: 2002-344087 (2002-11-01), None
patent: 2008-098297 (2008-04-01), None
Kitatani Takeshi
Makino Shigeki
Tsuchiya Tomonobu
Miles & Stockbridge P.C.
Opnext Japan, Inc.
Rodriguez Armando
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