| Optical oscillation device and recording apparatus | |
| FUJITA, GORO; MARUYAMA, TSUTOMU; KURAMOTO, MASARU; WATANABE, HIDEKI | |
| 2015-05-14 | |
| 著作权人 | SONY CORPORATION |
| 专利号 | US20150131425A9 |
| 国家 | 美国 |
| 文献子类 | 发明申请 |
| 其他题名 | Optical oscillation device and recording apparatus |
| 英文摘要 | Provided is a recording apparatus including a self-excited oscillation semiconductor laser that has a double quantum well separate confinement heterostructure and includes a saturable absorber section to which a negative bias voltage is applied and a gain section into which a gain current is injected, an optical separation unit, an objective lens, a light reception element, a pulse detection unit, a reference signal generation unit, a phase comparison unit, a recording signal generation unit, and a control unit. |
| 公开日期 | 2015-05-14 |
| 申请日期 | 2012-07-10 |
| 状态 | 失效 |
| 内容类型 | 专利 |
| 源URL | [http://ir.opt.ac.cn/handle/181661/61781]  |
| 专题 | 半导体激光器专利数据库 |
| 作者单位 | SONY CORPORATION |
| 推荐引用方式 GB/T 7714 | FUJITA, GORO,MARUYAMA, TSUTOMU,KURAMOTO, MASARU,et al. Optical oscillation device and recording apparatus. US20150131425A9. 2015-05-14. |
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