| 发明名称 |
Optical fiber, optical fiber module, and Raman amplifier |
| 摘要 |
An optical fiber has a Raman gain efficiency with a pump power at 1450 nanometers of equal to or more than 4 m/W, and a ratio of a nonlinear parameter gamma at a wavelength of 1550 nanometers to the Raman gain efficiency with a pump power of 1450 nanometers is equal to or less than 3.
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| 申请公布号 |
US7126748(B2) |
申请公布日期 |
2006.10.24 |
| 申请号 |
US20040871052 |
申请日期 |
2004.06.21 |
| 申请人 |
THE FURUKAWA ELECTRIC CO., LTD. |
发明人 |
SUGIZAKI RYUICHI;TANIGUCHI YUKI;YAGI TAKESHI |
| 分类号 |
G02F1/35;H01S4/00;G02B6/028;G02B6/036;H01S3/00;H01S3/067;H01S3/094;H01S3/0941;H01S3/30;H04B10/12;H04B10/17 |
主分类号 |
G02F1/35 |
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