| 申请日期 | 2025-06-25 | 申请号 | EP07121344 |
| 公开（公告）号 | EP1914849A1 | 公开（公告）日 | 2008-04-23 |
| 公开国别 | EP | 申请人省市代码 | 全国 |
| 申请人 | Nippon Telegraph Telephone Corporation | ||
| 简介 | The invention concerns an optical amplifier A, comprising : - a Raman amplifier A1 which is provided with an internal Raman amplifier medium and carries out Raman amplification by said Raman amplification medium; and - a rare-earth doped fiber amplifier A2 in which a rare-earth doped fiber is used as an amplification medium. | ||
|
您还没有登录，请登录后查看下载地址
|
客服热线：
手机版
二维码
