| 申请日期 | 2025-06-29 | 申请号 | US11364157 |
| 公开（公告）号 | US7589888B2 | 公开（公告）日 | 2009-09-15 |
| 公开国别 | US | 申请人省市代码 | 全国 |
| 申请人 | Shinichi Aozasa; Hiroji Masuda; Makoto Shimizu | ||
| 简介 | An optical amplifier includes a rare-earth doped optical fiber or rare-earth doped optical waveguide serving as an amplification medium where rare-earth ions have been doped in its core and/or clad, an excitation mechanism for exciting the amplification medium, and a plurality of optical resonator that causes laser oscillation at a plurality of wavelengths of amplified spontaneous emission light produced in the amplification medium. | ||
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