发明名称 |
DIRECTIVE COUPLER USING OPTICAL WAVEGUIDE |
摘要 |
PURPOSE:To provide a miniature directive coupler, which also effects mode conversion, by mounting a diffraction grating perpendicularly to the axial direction upon one of the claddings forming an optical waveguide portion so as to couple the cores forming optical guidewaves. |
申请公布号 |
JPS544153(A) |
申请公布日期 |
1979.01.12 |
申请号 |
JP19770068831 |
申请日期 |
1977.06.13 |
申请人 |
NIPPON TELEGRAPH & TELEPHONE |
发明人 |
SAWAMOTO KENICHI;MINOWA JIYUNICHIROU |
分类号 |
G02B6/28;G02B6/14;G02B6/34 |
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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