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基于多普勒频移的单频载波相位周跳探测
引用本文:任永超,汪顺喜,方荣新. 基于多普勒频移的单频载波相位周跳探测[J]. 测绘信息与工程, 2010, 35(1): 8-10
作者姓名:任永超  汪顺喜  方荣新
作者单位:1. 武汉大学卫星导航定位技术研究中心,武汉市珞喻路129号,430079
2. 武汉大学测绘学院,武汉市珞喻路129号,430079
摘    要:阐述了多普勒探测周跳的原理,利用了静态和车载动态高频数据的L1上的载波和多普勒观测值,试验探测了其周跳。

关 键 词:多普勒频移  周跳  采样间隔  粗差

DETECTION OF SINGLE-FREQUENCY GPS CARRIER CYCLE SLIPS BASED ON DOPPLER FREQUENCY SHIFT
REN Yongchao,WANG Shunxi,FANG Rongxin. DETECTION OF SINGLE-FREQUENCY GPS CARRIER CYCLE SLIPS BASED ON DOPPLER FREQUENCY SHIFT[J]. Journal of Geomatics, 2010, 35(1): 8-10
Authors:REN Yongchao  WANG Shunxi  FANG Rongxin
Affiliation:1 Research Center of GNSS;2 School of Geodesy and Geomatics;Wuhan University;129 Luoyu Road;Wuhan 430079;China
Abstract:We describe the basic principles of doppler methods and use static and dynamic high-frequency data(1~20 HZ) of the L1 carrier and doppler observation to test the data. The results show that cycle slip can be detected to 1 cycle with the static data for the high-frequency and can be detected to 2 cycles with dynamic data for the high-frequency.
Keywords:doppler frequency shift  cycle slip  sampling interval  gross error  
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