一种基于偏振原理和FPGA的调光系统设计
设计了一种光强自动调节系统。通过光电传感电路实现光电信号的转换，使用FPGA对数据进行实时处理，并以实验环境光照强度测试结果为参照对所测光强进行线性变换修正，进而查表获得舵机偏转角度的控制量，通过改变偏振片偏振化方向夹角来调节入射光强。自动调光系统测量精度较高，实时调节性较好，鲁棒性较强。...
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| Published in | Diànzǐ jìshù yīngyòng Vol. 37; no. 1; pp. 71 - 73 |
|---|---|
| Main Author | |
| Format | Journal Article |
| Language | Chinese |
| Published |
北京工业大学电子信息与控制工程学院,北京,100124
2011
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| Subjects | |
| Online Access | Get full text |
| ISSN | 0258-7998 |
| DOI | 10.3969/j.issn.0258-7998.2011.01.026 |
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| Abstract | 设计了一种光强自动调节系统。通过光电传感电路实现光电信号的转换，使用FPGA对数据进行实时处理，并以实验环境光照强度测试结果为参照对所测光强进行线性变换修正，进而查表获得舵机偏转角度的控制量，通过改变偏振片偏振化方向夹角来调节入射光强。自动调光系统测量精度较高，实时调节性较好，鲁棒性较强。 |
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| AbstractList | O436; 设计了一种光强自动调节系统.通过光电传感电路实现光电信号的转换,使用FPGA对数据进行实时处理,并以实验环境光照强度测试结果为参照对所测光强进行线性变换修正,进而查表获得舵机偏转角度的控制量,通过改变偏振片偏振化方向夹角来调节入射光强.自动调光系统测量精度较高,实时调节性较好,鲁棒性较强. 设计了一种光强自动调节系统。通过光电传感电路实现光电信号的转换，使用FPGA对数据进行实时处理，并以实验环境光照强度测试结果为参照对所测光强进行线性变换修正，进而查表获得舵机偏转角度的控制量，通过改变偏振片偏振化方向夹角来调节入射光强。自动调光系统测量精度较高，实时调节性较好，鲁棒性较强。 |
| Author | 安雨飞 林军 山其君 姚益武 徐萍萍 |
| AuthorAffiliation | 北京工业大学电子信息与控制工程学院,北京100124 |
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| Author_FL | Lin Jun An Yufei Xu Pingping Shan Qijun Yao Yiwu |
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| Author_xml | – sequence: 1 fullname: 安雨飞 林军 山其君 姚益武 徐萍萍 |
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| DocumentTitleAlternate | Design of dimming system based on polarization principle and FPGA |
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| Snippet | 设计了一种光强自动调节系统。通过光电传感电路实现光电信号的转换，使用FPGA对数据进行实时处理，并以实验环境光照强度测试结果为参照对所测光强进行线性变换修正，进而查表获得舵机偏转角度的控制量，通过改变偏振片偏振化方向夹角来调节入射光强。自动调光系统测量精度较高，实时调节性较好，鲁棒性较强。 O436; 设计了一种光强自动调节系统.通过光电传感电路实现光电信号的转换,使用FPGA对数据进行实时处理,并以实验环境光照强度测试结果为参照对所测光强进行线性变换修正,进而查表获得舵机偏转角度的控制量,通过改变偏振片偏振化方向夹角来调节入射光强.自动调光系统测量精度较高,实时调节性较好,鲁棒性较强. |
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| SubjectTerms | FPGA 偏振片 光线调节 自动控制 |
| Title | 一种基于偏振原理和FPGA的调光系统设计 |
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