用脉冲星钟作航天器时间标准Using Pulsar Clock as Time Scale for Spacecraft
杨廷高;
摘要(Abstract):
在介绍参考坐标系和时间标准的基础上,讨论了用脉冲星为航天器导航的时间标准问题。利用X射线脉冲星实现航天器自主导航,星载钟的任何误差都会直接影响航天器位置测量。脉冲星钟具有较高的长期频率稳定度,适合用作各类航天器的时间标准。重点讨论了时间标准误差对航天器定位的影响;给出了用脉冲星钟作航天器时间标准的物理实现方法。
关键词(KeyWords): 航天器自主导航;时间标准;脉冲星钟
基金项目(Foundation):
作者(Author): 杨廷高;
Email:
DOI:
参考文献(References):
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