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.
本文所探讨的基于无源定位系统的数据处理是无源定位系统的重要组成部分。
The data processing discussed in paper, plays an important role in passive radar system.
针对无源定位系统的特点，提出了一种基于无源定位系统的航迹综合起始算法。
According to the features of passive location systems, a new synthesis track initialization algorithm is presented based on passive location systems.
随着被动工作方式的无源定位系统的优点日益凸显，无源定位系统受到广泛重视。
With the advantage of passive radar system becoming more and more clear, it have been paid much attention to.
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.
文中论述了多站时差无源定位的基本原理，提出了以TDOA多基站小区无源定位系统为基础构建区域定位网络的方案。
This paper puts forward a method to construct a local positioning network based on the TDOA multiple stations cell positioning system.
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.
无源定位方法是无源探测系统的核心。
The core of passive location system is the passive locating method.
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.
该文针对无源测向交叉定位系统提出了基于多维指派算法的被动多目标跟踪方案。
A new multitarget tracking method based on multidimensional assignment algorithm is developed for passive DOA systems in the paper.
系统地介绍了国内外近年来在无源定位技术中单站和多站定位的各种方法和定位算法，并对其特点进行了分析。
All kinds of methods and algorithms of single station and multi-station location in passive location technologies are systematically introduced, and their characteristics are analyzed in this paper.
可观测性分析是无源定位与跟踪系统的前提和基础，只有满足可观测条件才能对系统进行正确求解。
Observability analysis is the basic and prime task in passive localization and tracking system, for only when the system is observable, it can be determined with unique and definite solution.
将一种适用于非线性系统的UKF应用于单站无源定位，并结合具体应用背景，对通常的UKF作了适当的改进。
The Unsctened Kalman Filter (UKF) for nonlinear system is applied in passive locating by single station, and the general UKF is improved according to the specific application.
可观测性分析是无源定位与跟踪系统的前提和基础。
Observability analysis is the basis and prime task in a passive location and tracking system.
根据小波分析理论，针对无源北斗导航定位系统初始校频问题，提出了一种基于小波分析的信号特征提取算法。
According to wavelet analysis theory, a signal picking up algorithm based on wavelet analysis is proposed to solve problem of passive CNS initial frequency calibration.
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.
本文选用多普勒频率变化率定位法作为海上无源探测系统的定位方法。
The paper selects the Doppler changing rate method in naval passive location system.
提出了一种北斗卫星定位系统和惯性导航系统的组合导航无源定位算法。
A passive location algorithm for the integrated navigation system of Beidou and inertial navigation system (INS) was put forward in this paper.
最后，本文简要地分析了基于模拟电视信号的无源探测性能和定位精度，并分别与基于数字电视信号的无源雷达系统的相应性能作了比较。
Last, after analyzing signal characteristics and locating performance of analog TV, its detecting characteristics and locating performance are compared with those of HDTV signal.
该无源被动定位系统采用了加权最小二乘法来估计目标位置并用卡尔曼滤波器对目标进行跟踪与预测。
Weighted least square estimation for target location and Kalman filtering for tracking and predication are used in such passive location system.
参数估计是无源雷达系统的一项关键技术，其精度直接影响到目标定位精度。
Parameter estimation is a key technique in the passive radar system, since its precision influences the location precision directly.
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.
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.
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