| 刀具柱面二维条码识读发光二极管照明均匀度仿真分析 |
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| 引用本文： | 王红霄,何卫平,雷蕾,林清松.刀具柱面二维条码识读发光二极管照明均匀度仿真分析[J].上海交通大学学报,2011,45(7):945-948. |
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| 作者姓名： | 王红霄 何卫平 雷蕾 林清松 |
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| 作者单位： | (西北工业大学 现代设计与集成制造重点实验室， 西安 710072) |
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| 基金项目： | 国家自然科学基金资助项目(50505039); 学校重点毕业设计支持项目 |
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| 摘 要： | 为了预测刀具柱面条码图像的光源设计能否达到照明均匀度要求，通过计算机辅助光学照明软件，在实际发光二极管(LED)光源实体模型、发光特性、光强分布分析的基础上建立仿真光源模型，根据实际应用要求进行拓展模型设计.分析了3种关键因素对LED照明均匀度的影响规律，对仿真和实验结果通过拟合曲线进行对比分析，验证了仿真模拟的正确性和指导性.研究结果对刀具柱面二维条码识读时的光学系统设计具有指导意义.
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| 关 键 词： | 二维条码 光学系统 照明均匀度 |
| 收稿时间： | 2010-12-08 |
Simulation and Analysis of Low Emitting Diode Illumination Uniformity for 2-D Bar Code Identification on Cutting Tool Cylindrical Surface |
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| WANG Hong-xiao,HE Wei-ping,LEI Lei,LIN Qing-song.Simulation and Analysis of Low Emitting Diode Illumination Uniformity for 2-D Bar Code Identification on Cutting Tool Cylindrical Surface[J].Journal of Shanghai Jiaotong University,2011,45(7):945-948. |
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| Authors: | WANG Hong-xiao HE Wei-ping LEI Lei LIN Qing-song |
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| Institution: | (The Key Laboratory of Contemporary Design and Integrated Manufacturing Technology, Northwestern Polytechnical University, Xi’an 710072, China) |
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| Abstract: | To predict the illumination uniformity of the lighting design for 2-dimensional bar code image collection on cutting tool,this paper analyzed the practical low emitting diode(LED) light source model,its luminescence properties and the light intensity distribution based on a computer aided optical illumination software,built a light source simulation model,and designed a development model according to the practical application requirement.It also simulated and analyzed the three key factors on the impact of ... |
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| Keywords: | two-dimensional bar code illuminating optical system illumination uniformity |
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