Semiconductor laser having emitting wavelength
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United States of America Patent
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Issued Date -
May 6, 2004
app pub date -
Apr 17, 2003
filing date -
Nov 4, 2002
priority date (Note) -
Abandoned
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Abstract
A semiconductor laser having an emitting wavelength is disclosed. The semiconductor laser having an emitting wavelength includes plural quantum well groups respectively having quantized energy levels wherein the quantized energy levels are mutually different. The emitting wavelength of the semiconductor laser is set in one of the plural quantum well groups having a relatively high quantized energy level for reducing a temperature effect on the semiconductor laser.
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