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    • 6. 发明申请
    • THREE-DIMENSIONAL POSITIONING METHOD
    • 三维定位方法
    • US20140191894A1
    • 2014-07-10
    • US13869451
    • 2013-04-24
    • NATIONAL CENTRAL UNIVERSITY
    • Liang-Chien ChenChin-Jung Yang
    • G01S13/86
    • G01S13/86B64G2001/1028B64G2001/1035G01C21/005G01S13/867G01S13/90G06T7/55G06T2207/10036G06T2207/10044
    • A three-dimensional positioning method includes establishing the geometric model of optical and radar sensors, obtaining rational function conversion coefficient, refining the rational function model and positioning the three-dimensional coordinates. Most of the radar satellite companies and part of the optical satellite only provide satellite ephemeris data, rather than the rational function model. Therefore, it is necessary to obtain the rational polynomial coefficients from the geometric model of optical and radar sensors; followed by refining the rational function model by the ground control points, so that object image space intersection is more serious; and then followed by measuring the conjugate point on the optical and radar images. Finally, the observation equation is established by the rational function model to solve the three-dimensional coordinates. It is obvious from the above results that the integration of optical and radar images does achieve the three-dimensional positioning.
    • 三维定位方法包括建立光学和雷达传感器的几何模型,获得合理的函数转换系数,提炼合理的函数模型和定位三维坐标。 大多数雷达卫星公司和部分光卫星只提供卫星星历数据,而不是合理的功能模型。 因此,有必要从光学和雷达传感器的几何模型中获得有理多项式系数; 然后通过地面控制点对理性函数模型进行优化,使对象图像空间交叉点更加严格; 然后测量光学和雷达图像上的共轭点。 最后,通过理性函数模型建立观测方程来求解三维坐标。 从上述结果可以看出,光学和雷达图像的集成确实实现了三维定位。