基于智能相机的高速三维表面信息获取

基金项目:

国家自然科学基金资助项目(60375011);安徽省自然科学优秀青年科技基金资助项目(04042044);国家自然科学基金国际合作项目(2005年度中德合作PPP基金资助项目60416312);新世纪优秀人才支持计划资助项目(NCET-04-0560)

详细信息

Fast 3-D surface information acquisition based on smart camera

1.
Laboratory of Image Information Processing, School of Computer and Information, Hefei University of Technology, Hefei 230009, China;
2.
Department of Mechanical and Electrical Engineering, Xiamen University, Xiamen 361005, China;
3.
Center for Biomimetic Sensing and Control Research, Institute of Intelligent Machines, the Chinese Academy of Sciences, Hefei 230031, China

摘要: 为了大幅度提高三维信息获取速度,提出了一种基于智能相机和激光三角法的高速三维信息获取与表面重建的系统,介绍了该系统的硬件架构和信号处理。实验结果表明,采用数字信号处理器和并行处理方式,该系统获取三维表面信息速度可达5600点/s以上。
- 仪器测量与计量 /
- 三维信息获取 /
- 激光三角法 /
- 智能相机
Abstract: Acquiring 3-D surface information by means of laser triangulation is a kind of active vision measurement.In order to improve the measurement speed,a fast 3-D information acquisition and surface reconstruction system based on smart camera and laser triangulation was presented.The hardware construction and data processing flow of the system was introduced.Because of applying of the digital signal processor(DSP) and parallel processing,the result of experiment shows that the speed of acquisition can reach 5600 dots/s.
- instrumentation measurement and metrology /
- 3-D information acquisition /
- laser triangulation /
- smart camera

[1]	WANG X J,GAO J,WANG L.Survey on the laser triangulation[J].Chinese Journal of Scientific Instrument,2004,25 (4):601～604 (in Chinese).
[2]	WANG D M,ZHU Zh H,YANG Sh D.The research and realization on profile numerical controlled profiling system[J].Machinery Electronics,2000 (6):50～52 (in Chinese).
[3]	ZHANG B,ZHANG R J.Research on the technology of imitation measurement and 3-D forming in engrave system[J].Journal of University of Shanghai for Science and Technology,1999,21 (2):163～168(in Chinese).
[4]	WANG P J,CHEN J H,ZHOU J et al.Digital profiling and manufacturing system based on laser probe[J].China Mechanical Engineering,1998,9(5):45～48(in Chinese).
[5]	DU L B,GAO X H,XIA J J et al.Research of a novel 3-D laser scanning system[J].Laser Technology,2005,29 (4):366～369 (in Chinese).
[6]	ZOU X P,SU J Y,ZHANG Q C.Methods of improving the depth resolution in optical 3-D profilometry with laser sheet[J].Laser Technology,2004,28 (2):196～198 (in Chinese).
[7]	ZHANG X B,QI J,ZHANG Y et al.A research on the method of calibrating parameters of laser triangulation of long displacement[J].Chinese Journal of Quantum Electronics,2002,19 (1):74～77 (in Chinese).
[8]	LI J,WU Zh J.Laser double triangulation method measurement for 3-D surface based on image processing[J].Laser Infrared,2001,31(2):87～89 (in Chinese).
[9]	Vision Components.Document and software overview VCM sensorcameras[M].Germany:Vision Components GmbH Ettlingan,2003.4～10.