发明名称 |
Semiconductor laser array device |
摘要 |
A semiconductor laser array device comprising a substrate with a plurality of grooves and an active layer disposed over the substrate, resulting in optical waveguides within the active layer corresponding to the grooves, wherein the grooves are disposed over the entire area of the substrate and a means for preventing the injection of current into some of the grooves that are positioned outside of the central area of the substrate is disposed whereby the other grooves positioned in the central area of the substrate consitute a laser array portion of the semiconductor laser array device.
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申请公布号 |
US4903274(A) |
申请公布日期 |
1990.02.20 |
申请号 |
US19880195742 |
申请日期 |
1988.05.18 |
申请人 |
SHARP KABUSHIKI KAISHA |
发明人 |
TANEYA, MOTOTAKA;MATSUMOTO, MITSUHIRO;MATSUI, SADAYOSHI;HOSOBA, HIROYUKI |
分类号 |
H01S5/40 |
主分类号 |
H01S5/40 |
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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