| 发明名称 |
Laser diode |
| 摘要 |
A stripe groove is formed on a semiconductor substrate and buried by lamination of multiple semiconductor layers, and a channel being lower than the substrate surface is formed outside the groove near at least one mirror edge, such that a laser diode with decreased astigmatism can be produced.
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| 申请公布号 |
US4821275(A) |
申请公布日期 |
1989.04.11 |
| 申请号 |
US19880140755 |
申请日期 |
1988.01.04 |
| 申请人 |
HITACHI, LTD. |
发明人 |
NAKATSUKA, SHINICHI;CHINONE, NAOKI;UOMI, KAZUHISA;ONO, YUICHI;KAJIMURA, TAKASHI |
| 分类号 |
H01S5/00;H01S5/16;H01S5/223;(IPC1-7):H01S3/19 |
主分类号 |
H01S5/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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