介绍了一种基于铷钟的双星系统用户终端机——连续导航无源双星定位系统。
This paper introduces a user terminal equipment for the double-satellite positioning system. The terminal, named continuous navigation passive positioning system, is based on Rubidium atomic clock.
本文系统地讨论了基于双星的伪卫星无源区域定位系统的定位理论以及方法。
The theory and method of the region passive pseudolites positioning based on geostationary satellite positioning system are systematically discussed.
本文在北斗双星有源定位系统的基础上进行了三星无源定位的研究。
Basing on the Double star Active Positioning System, this article conducted the research on the Beidou Tri-star Passive Positioning System.
最后，总结了本文的工作，提出了对双星无源定位系统进一步研究的看法。
Finally, an overview of author's work and the prospect of double-satellite passive location system are presented.
第二章研究了双星无源定位系统的定位原理和定位算法，结合其定位几何稀释对系统的定位性能进行了分析。
Its location performance is analyzed by the Geometric Dilution of Precision (GDOP). In chapter 3, the estimation of TDOA/FDOA based on higher order cumulant is studied.
第四章研究了地面目标经纬度的计算问题，推导出通用化计算公式，初步分析了其计算误差，为实现双星无源定位系统对辐射源目标的快速准确定位提供了可靠保障。
Chapter 4 is contributed to the calculation problem of longitude and latitude about surface target. The general calculation formula is given out and its calculation error is analyzed briefly.
第四章研究了地面目标经纬度的计算问题，推导出通用化计算公式，初步分析了其计算误差，为实现双星无源定位系统对辐射源目标的快速准确定位提供了可靠保障。
Chapter 4 is contributed to the calculation problem of longitude and latitude about surface target. The general calculation formula is given out and its calculation error is analyzed briefly.
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