gps_amb

所属分类:单片机开发
开发工具:Visual C++
文件大小:260KB
下载次数:14
上传日期:2014-09-22 23:50:38
上 传 者lhy19790111
说明:  初始整周模糊度的求解是利用GPS载波相位进行测量的关键问题,文中提出了一种GPS整周模糊度快速解算方法。该方法:首先,对双差观测方程中指向卫星的方向阵进行QR分解;然后,通过比较仙计出的基线长度和真实的基线长度建立起整周模糊度初始搜索范同;最后,综合利用快速剔除不合理模糊度解的检验方法以得到最终的模糊度解。文中对所提出的算法进行了理论推导,并进行了基于实测数据的实验与分析。实验结果表明,该算法计 算量小,快速7任确,适合整周模糊度的快速动态求解。
(Solving initial Ambiguity is the key issue using GPS carrier phase measurements, the paper presents a GPS Ambiguity quick solution method. The method: First, the double difference observation equation in the direction to the satellite array QR decomposition performed then, by comparing the baseline fairy meter length and establish a true baseline length Ambiguity initial search range with Finally, utilization excluding unreasonable degree of ambiguity rapid test methods to get the final degree of ambiguity. The text of the proposed algorithm is derived theoretically and experimentally measured data and analysis based. Experimental results show that the algorithm to calculate the amount is small, seven fast indeed any suitable Ambiguity of fast dynamic solved.)

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gps_amb.pdf (274032, 2014-09-22)

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