发明名称 |
Optical signal reading apparatus using light leaked out of light transmission path |
摘要 |
An index-of-refraction modulating structure is formed so that an optical signal propagating through an optical fiber slightly leaks. The structure is disposed close to a photoelectric converting element for reading the optical signal. <IMAGE> |
申请公布号 |
EP1186924(A2) |
申请公布日期 |
2002.03.13 |
申请号 |
EP20010117736 |
申请日期 |
2001.07.30 |
申请人 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
发明人 |
TAKEUCHI, YOSHINORI;WAKABAYASHI, SHINICHI |
分类号 |
G02B6/28;G02B6/34;G02B6/42 |
主分类号 |
G02B6/28 |
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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