| 航空激光测深仪海面和海底激光入射点分布 |
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| 引用本文： | 叶修松,王耿峰,黄谟涛,赵东明.航空激光测深仪海面和海底激光入射点分布[J].测绘学院学报,2010(2). |
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| 作者姓名： | 叶修松 王耿峰 黄谟涛 赵东明 |
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| 作者单位： | 信息工程大学测绘学院;天津海洋测绘研究所; |
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| 基金项目： | 国家自然科学基金资助项目(40774031);;全国优秀博士学位论文作者专项基金资助项目(200344) |
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| 摘 要： | 依据卵形扫描系统的原理,以严格的数学推导为基础,推导了海平面激光入射点坐标的计算公式及相应的优化算法。建立起了海底激光入射点坐标及该点垂直水深的严密计算模型。通过仿真试验,得出了激光镜面反射点X轴的修正量随驱动电机转角的变化趋势,单个周期的海面激光入射点分布及30个周期的激光脉冲海面重叠图和试验脉冲对应的定位角度数据。同时给出了每个测量数据对应扫描镜中心点的位置和每个激光发射时对应XYZ坐标系中坐标原点的经纬度的计算方法。
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| 关 键 词： | 激光入射点 坐标 激光测深 扫描系统 激光脉冲 |
Laser Footprint Distribution of Laser Airborne Depth Mapping System from Surface and Bottom of Sea |
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| YE Xiu-song,WANG Geng-feng,HUANG Mo-tao,ZHAO Dong-ming.Laser Footprint Distribution of Laser Airborne Depth Mapping System from Surface and Bottom of Sea[J].Journal of Institute of Surveying and Mapping,2010(2). |
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| Authors: | YE Xiu-song WANG Geng-feng HUANG Mo-tao ZHAO Dong-ming |
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| Institution: | 1.Institute of Surveying and Mapping;Information Engineering University;Zhengzhou 450052;China;2.Institute of Hydrographic Survey and Charting;Tianjin 300061;China |
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| Abstract: | The calculating formulas and relevant optimize arithmetic of the sea surface footprint coordinates are deduced based on the strict mathematical derivation according to the principle of the oval scanning system.The laser footprint coordinates in the sea bottom and relevant plumb depth of the logistic calculating models have been constructed.The X-axis amendments of the laser specular reflection points changed by the drive motor angles,laser footprint distribution of single-cycle laser pulse from the surface ... |
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| Keywords: | laserf footprint coordinate laser depth mapping scanning system laser pulse |
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