| 发明名称 |
WIDE-BAND OPTICAL FIBER COUPLER AND ITS MANUFACTURING METHOD |
| 摘要 |
Two optical fibers are stretched to form prestretched portions of different diameters, and then the optical fibers are fused together at their prestretched portions to form a coupling region, which is stretched to obtain a wide-band optical fiber coupler of a desired splitting ratio.
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| 申请公布号 |
CA2025765(A1) |
申请公布日期 |
1991.03.21 |
| 申请号 |
CA19902025765 |
申请日期 |
1990.09.19 |
| 申请人 |
JAPAN AVIATION ELECTRONICS INDUSTRY LIMITED;NIPPON TELEGRAPH AND TELEPHONE CORPORATION |
发明人 |
SASAKI, HIROYUKI;SHIMAMURA, MASATO;TAKEUCHI, YOSHIAKI;HANAFUSA, HIROAKI;NODA, JUICHI |
| 分类号 |
G02B6/28;(IPC1-7):G02B6/255;C03B37/15;G02B6/26 |
主分类号 |
G02B6/28 |
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