发明名称 |
OPTICAL DIRECTIONAL COUPLER |
摘要 |
PURPOSE:To achieve the reduction in electrode capacity and effectively utilize field distributions by providing another optical guide between two optical guides provided in proximity on the surface of a substance whose refractive index changes with electric fields. |
申请公布号 |
JPS53101445(A) |
申请公布日期 |
1978.09.04 |
申请号 |
JP19770015470 |
申请日期 |
1977.02.17 |
申请人 |
NIPPON TELEGRAPH & TELEPHONE |
发明人 |
NODA JIYUICHI;MIKAMI OSAMU;FUKUMA MASAHARU;IWASAKI YUTAKA |
分类号 |
G02B6/12;G02F1/03;G02F1/05;G02F1/313;H01P5/18 |
主分类号 |
G02B6/12 |
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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