NAOC Open IR
车载动中通信标跟踪的广义延拓逼近算法
张志富1; 裴军1; 胡超1; 纪元法2
2017
Source Publication西安电子科技大学学报
ISSN1001-2400
Volume044Issue:004Pages:112
Abstract为了提高车载动中通系统对卫星信标信号的频率跟踪精度,提出了利用一元广义延拓逼近实现锁频环鉴频器的算法.该算法通过对卫星信标信号功率谱样点域进行单元划分,在保证样点域节点处满足插值条件的前提下,实现单元域内的最佳拟合,能够有效地提升整域内的逼近精度.通过对亚洲3s卫星信标信号的静态和动态跟踪,证实该算法具有很好的动态跟踪性能,在40ms积分时间内,可使频率跟踪误差限制在±2Hz以内,有效地提升了载波频率跟踪环路的跟踪精度.一元广义延拓逼近频率跟踪算法的数学模型稳健,复杂度低,在保证动态性能和较高跟踪精度的前提下,具有很好的可实现性.
Language英语
Document Type期刊论文
Identifierhttp://ir.bao.ac.cn/handle/114a11/44228
Collection中国科学院国家天文台
Affiliation1.中国科学院国家天文台
2.广西精密导航技术与应用重点实验室
First Author AffilicationNational Astronomical Observatories, Chinese Academy of Sciences
Recommended Citation
GB/T 7714
张志富,裴军,胡超,等. 车载动中通信标跟踪的广义延拓逼近算法[J]. 西安电子科技大学学报,2017,044(004):112.
APA 张志富,裴军,胡超,&纪元法.(2017).车载动中通信标跟踪的广义延拓逼近算法.西安电子科技大学学报,044(004),112.
MLA 张志富,et al."车载动中通信标跟踪的广义延拓逼近算法".西安电子科技大学学报 044.004(2017):112.
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