Coherent light generators – Particular temperature control – Heat sink
Reexamination Certificate
2005-04-05
2005-04-05
Harvey, Minsun Oh (Department: 2828)
Coherent light generators
Particular temperature control
Heat sink
C385S094000
Reexamination Certificate
active
06876683
ABSTRACT:
A package for hermetically sealing a semiconductor laser which outputs light having a wavelength of 1.1 μm or more is filled with a gas containing an oxidizing gas such as oxygen or ozone. The oxidizing gas in the package oxidizes hydrogen in the package to prevent hydrogen embrittlement of electrodes that applies stress on electrodes and to suppress variation in the emission wavelength which would otherwise result from the application of stress.
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Higashi Toshio
Komiyama Manabu
Watanabe Tohru
Yamane Takashi
Fujitsu Limited
Fujitsu Quantum Devices Limited
Harvey Minsun Oh
Nguyen Tuan N.
Westerman Hattori Daniels & Adrian LLP
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