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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