| 发明名称 |
Semiconductor laser chip and optical pickup using the same |
| 摘要 |
A semiconductor laser chip has an emission point on a PN junction thereof. The emission point is located at a distance of 80 mum or less along the PN junction from a lateral side surface of the semiconductor laser chip.
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| 申请公布号 |
US6678298(B2) |
申请公布日期 |
2004.01.13 |
| 申请号 |
US20010860442 |
申请日期 |
2001.05.21 |
| 申请人 |
SHARP KABUSHIKI KAISHA |
发明人 |
ARIYOSHI AKIRA |
| 分类号 |
G11B7/08;G11B7/125;G11B7/135;H01S5/02;H01S5/022;(IPC1-7):H01S5/00 |
主分类号 |
G11B7/08 |
| 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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