Optical Control Apparatus
文献类型:专利
作者 | KUBO, ISAO |
发表日期 | 2007-08-23 |
专利号 | US20070195156A1 |
著作权人 | BROTHER KOGYO KABUSHIKI KAISHA |
国家 | 美国 |
文献子类 | 发明申请 |
其他题名 | Optical Control Apparatus |
英文摘要 | In an optical control apparatus, a semiconductor laser emits a laser beam having a power corresponding to an energizing current. A light power detecting device detects a light power of the laser beam. A monitor voltage generating device generates a monitor voltage set based on the light power. A reference voltage generating device generates a reference voltage set based on a target light power of the laser beam. A current control device controls the energizing current such that the monitor voltage approaches the reference voltage based on a deviation of the monitor voltage from the reference voltage. A pseudo voltage input device inputs a predetermined pseudo voltage to the current control device instead of the monitor voltage under a predetermined condition such that a variation range of the deviation lies within a predetermined range. |
公开日期 | 2007-08-23 |
申请日期 | 2007-02-22 |
状态 | 授权 |
源URL | [http://ir.opt.ac.cn/handle/181661/58015] ![]() |
专题 | 半导体激光器专利数据库 |
作者单位 | BROTHER KOGYO KABUSHIKI KAISHA |
推荐引用方式 GB/T 7714 | KUBO, ISAO. Optical Control Apparatus. US20070195156A1. 2007-08-23. |
入库方式: OAI收割
来源:西安光学精密机械研究所
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