滤波技术在卫星精密定轨应用中的关键问题分析

Some Key Problems for the Application of Kalman Filter in Satellite Precise Orbit Determination

本文在分析了卡尔曼滤波技术在卫星精密卫星定轨中应用优势后,结合实际指出了该技术在实践中存在的问题,并具体给出了相应的解决方法。这些方法给卫星定轨工程实践带来一定的借鉴作用。

This paper analyses the advantages of Kalman filter used for satellite precise orbit determination, then points out the problems resulted from engineering practice. Also, it gives the methods, which can be taken as references in orbit determination engineering practice, to cope with the problem.