Abstract : When using the Range-Doppler model for SAR image geometric correction, the error of satellite orbit, imaging parameter and DEM elevation will affect the geometric correction accuracy.
摘要 ：使用距离多普勒模型进行SAR影象几何校正时，卫星轨道误差、系统成像参数误差和DEM高程的误差会影响几何校正精度。
In this paper, the influence of doppler effect on GPS pseudo range measurement is described and the model of doppler correction for GPS pseudo range measurement is established.
论述了多普勒效应对GPS伪距测量的影响，建立了GPS伪距测量多普勒改正的模型。
After comparison of several location methods of remote sensing image, Range-Doppler (R-D) theory is proved to have advantages as the footstone of pixel location model of SAR image.
本论文分析和比较了多种遥感图像的定位方法后，指出了距离—多普勒(R - D)定位原理作为SAR图像象素绝对定位模型的优势。
After comparison of several location methods of remote sensing image, Range-Doppler (R-D) theory is proved to have advantages as the footstone of pixel location model of SAR image.
本论文分析和比较了多种遥感图像的定位方法后，指出了距离—多普勒(R - D)定位原理作为SAR图像象素绝对定位模型的优势。
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