Wavelength tracking system using an optical spectrum analyzer and a wavelength tunable light source | |
MORI, TOHRU, ANDO ELECTRIC CO.,LTD; FUNAKAWA , SEIJI, ANDO ELECTRIC CO.,LTD | |
2000-10-11 | |
著作权人 | ANDO ELECTRIC CO., LTD. |
专利号 | EP1043576A2 |
国家 | 欧洲专利局 |
文献子类 | 发明申请 |
其他题名 | Wavelength tracking system using an optical spectrum analyzer and a wavelength tunable light source |
英文摘要 | In order to start sweeping an optical spectrum analyzer 1 and a wavelength tunable light source 14 on the same timing, a motor 6 for driving a spectroscope 4 in the optical spectrum analyzer 1 is controlled. To this end, a drive circuit 7 outputs a control signal to determine the timing where the motor 6 starts to rotate. A wavelength control circuit 19 in the wavelength tunable light source 14 controls the sweep of the wavelength of single-mode oscillation from a light source unit 20 and starts sweeping the light source unit 20 in response to a signal externally supplied to control the timing of sweep start. As a result, the sweep of the wavelength being measured with the optical spectrum analyzer 1 and that of the wavelength of single-mode oscillation from the wavelength tunable light source 14 are started on the same timing and high-speed sweep is achieved. |
公开日期 | 2000-10-11 |
申请日期 | 2000-03-21 |
状态 | 失效 |
内容类型 | 专利 |
源URL | [http://ir.opt.ac.cn/handle/181661/62459] |
专题 | 半导体激光器专利数据库 |
作者单位 | ANDO ELECTRIC CO., LTD. |
推荐引用方式 GB/T 7714 | MORI, TOHRU, ANDO ELECTRIC CO.,LTD,FUNAKAWA , SEIJI, ANDO ELECTRIC CO.,LTD. Wavelength tracking system using an optical spectrum analyzer and a wavelength tunable light source. EP1043576A2. 2000-10-11. |
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