JPH0448655U - - Google Patents

Info

Publication number

JPH0448655U

JPH0448655U JP9143790U JP9143790U JPH0448655U JP H0448655 U JPH0448655 U JP H0448655U JP 9143790 U JP9143790 U JP 9143790U JP 9143790 U JP9143790 U JP 9143790U JP H0448655 U JPH0448655 U JP H0448655U

Authority

JP

Japan

Prior art keywords

cladding layer

layer

ridge portion

laser device

semiconductor laser

Prior art date

1990-08-31

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Pending

Links

• Espacenet
• Global Dossier
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• 238000005253 cladding Methods 0.000 claims description 6
• 239000004065 semiconductor Substances 0.000 claims description 6
• 239000000758 substrate Substances 0.000 claims description 2
• 238000010586 diagram Methods 0.000 description 2
• 229910004298 SiO 2 Inorganic materials 0.000 description 1
• 238000007796 conventional method Methods 0.000 description 1
• 239000013078 crystal Substances 0.000 description 1
• 238000005530 etching Methods 0.000 description 1
• 238000004519 manufacturing process Methods 0.000 description 1
• 238000000034 method Methods 0.000 description 1