Xi'an Institute of Optics and Precision Mechanics,CAS
| Surface emitting laser and optical coherence tomography apparatus | |
| 其他题名 | Surface emitting laser and optical coherence tomography apparatus |
| NAGATOMO, YASUHIRO | |
| 2016-01-13 | |
| 专利权人 | CANON KABUSHIKI KAISHA |
| 公开日期 | 2016-01-13 |
| 授权国家 | 欧洲专利局 |
| 专利类型 | 发明申请 |
| 摘要 | In order to provide a wavelength tunable surface emitting laser capable of improving a wavelength tuning efficiency, provided is a surface emitting laser, including: a first reflector (100); a semiconductor cavity (150) including an active layer (120); and a second reflector (110), the first reflector, the semiconductor cavity, and the second reflector being formed in the stated order, a gap portion (130) being formed between the first reflector and a semiconductor layer, a cavity length being tunable, in which the surface emitting laser has a high reflectivity structure formed between the gap portion and the semiconductor cavity, and an expression of "(λ/2)×m+λ/8 |
| 其他摘要 | 为了提供能够提高波长调谐效率的波长可调表面发射激光器，提供了一种表面发射激光器，包括：第一反射器（100）;半导体腔（150），包括有源层（120）;第二反射器（110），第一反射器，半导体腔和第二反射器按所述顺序形成，间隙部分（130）形成在第一反射器和半导体层之间，腔长度可调，其中表面发射激光器在间隙部分和半导体腔之间形成高反射率结构，并且表达式为“（λ/ 2）×m +λ/ 8 |
| 主权项 | A surface emitting laser, comprising:
a first reflector;
a semiconductor cavity including an active layer; and
a second reflector,
the first reflector, the semiconductor cavity, and the second reflector, which are formed in the stated order,
wherein a gap portion is formed between the first reflector and a semiconductor layer,
wherein a cavity length is tunable,
wherein the surface emitting laser has a high reflectivity structure formed between the gap portion and the semiconductor cavity, and
wherein (λ/2)×m+λ/8 |
| 申请日期 | 2015-07-09 |
| 专利号 | EP2966738A1 |
| 专利状态 | 申请中 |
| 申请号 | EP2015176035 |
| 公开（公告）号 | EP2966738A1 |
| IPC 分类号 | H01S5/183 | A61B5/00 |
| 专利代理人 | - |
| 代理机构 | TBK |
| 文献类型 | 专利 |
| 条目标识符 | http://ir.opt.ac.cn/handle/181661/62041 |
| 专题 | 半导体激光器专利数据库 |
| 作者单位 | CANON KABUSHIKI KAISHA |
| 推荐引用方式 GB/T 7714 | NAGATOMO, YASUHIRO. Surface emitting laser and optical coherence tomography apparatus. EP2966738A1[P]. 2016-01-13. |
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