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Author:

赵宏 (赵宏.) | 张春伟 (张春伟.)

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incoPat WF

Abstract:

本发明提出了一种巧妙、简单却又高效的适用于相移法三维测量轮廓术的基于恒定相位编码的数字相移三维测量轮廓术相位误差检测方法。该方法的特点是,编码生成相位确定的恒定相位相移条纹图,采用投影仪将其投射到被测物体表面,采用相机采样后利用传统的包裹相位求解方法求得采样条纹包裹相位。相位求解数值解包裹后与其真值的差即为实测相位误差。本发明投影N步相移恒定相位图到被测物体表面,求解各个相位值对应采样条纹图的相位误差,采用适当的数据拟合方法就能够得到采用N步相移法进行测量时测量系统gamma效应引起的全场误差分布。该方法还能够被用于检测其它各种类型的相位误差源,并量化其对求解相位的影响。

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Patent Info :

Type: 发明专利

Patent No.: CN201410258731.6

Filing Date: 2014-06-11

Publication Date: 2014-09-17

Pub. No.: CN104048621A

Applicants: 西安交通大学

Legal Status: 在审

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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