| 扩谱雷达性能研究与设计 |
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| 引用本文： | 王文华. 扩谱雷达性能研究与设计[J]. 新技术新工艺, 2000, 0(3): 6-8 |
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| 作者姓名： | 王文华 |
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| 作者单位： | 中国矿业大学机电工程系,100083 |
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| 摘 要： | 综合应用扩谱技术和雷达技术,对连续波扩谱雷达进行系统性能研究和设计。在系统设计中,采用伪随机码调控信号作为发信号,在接收时利用扩谱码的自相关函数特性进行测距,使用锁相环实现频率的捕获与跟踪,采用一种多环路分段法进行码的快速捕获,本系统具有抗干扰能力强,距离分辨力和测距粗度以及测精度高,反应时间快,设备简单,可以工作在较小的信噪比之上等优点。
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| 关 键 词： | 雷达 m序列 捕获 扩谱雷达 性能 设计 |
System Analysis and Design of Spread Spectrum Radar |
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| Wang Wenhua. System Analysis and Design of Spread Spectrum Radar[J]. New Technology & New Process, 2000, 0(3): 6-8 |
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| Authors: | Wang Wenhua |
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| Affiliation: | China University of Mining Technology Wang Wenhua |
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| Abstract: | A type of spread spectum(SS)CW radar is studied and designed in this paper.In this system,pseudo random code is used as SS code.Phase lock(PLL) employed to realize frequency acquisition and track,and a kind of mulit loop segment method fast code acquisition.This system has many advantages,such as quality,simple and easy realization,good robustness against noise,fast reaction and so on. |
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| Keywords: | spread spectrum technique radar m sequence acquisition |
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