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任意频谱结构的连续混沌调频雷达波形设计
引用本文:蒋飞,刘中,胡文,包伯成.任意频谱结构的连续混沌调频雷达波形设计[J].电子学报,2010,38(9):2195-2198.
作者姓名:蒋飞  刘中  胡文  包伯成
作者单位:1. 中国电子科技集团公司第二十八研究所,江苏,南京,210007
2. 南京理工大学电子工程系,江苏,南京,210094
3. 南京航空航天大学信息科学与技术学院,江苏南京,210016
4. 南京理工大学电子工程系,江苏,南京,210094;江苏技术师范学院电气信息工程学院,江苏常州,213001
摘    要: 连续混沌调频雷达的发射信号采用连续混沌信号实现信号调频,其性能逼近噪声调频信号,避免了离散调频设计中存在的前提限制(如:脉冲持续时间长、频率跳变等).基于混沌动力学理论,提出了连续混沌调频雷达的波形设计方法.该方法根据连续混沌调频信号的动力学模型,设定时间尺度变换函数,调制处于正弦振荡的Colpitts电路频率,可实现任意频谱结构的目标波形输出.该文结合设计实例给出了具体的设计步骤,并分析了设计性能,仿真结果表明该方法是有效可行的.

关 键 词:连续混沌调频雷达  波形设计  频谱控制  动力学模型  时间尺度变换函数
收稿时间:2009-03-26

Waveform Design of Arbitrary Spectrum Structure for Continuous-Chaos Frequency-Modulating Radar
JIANG Fei,LIU Zhong,HU Wen,BAO Bo-cheng.Waveform Design of Arbitrary Spectrum Structure for Continuous-Chaos Frequency-Modulating Radar[J].Acta Electronica Sinica,2010,38(9):2195-2198.
Authors:JIANG Fei  LIU Zhong  HU Wen  BAO Bo-cheng
Affiliation:JIANG Fei1,LIU Zhong2,HU Wen3,BAO Bo-cheng2,4(1.The 28th Research Institute of China Electronics Technology Group Corporation,Nanjing,Jiangsu 210007,China,2.Department of Electronic Engineering,Nanjing University of Science and Technology,Jiangsu 210094,3.College of Information Science and Technology,Nanjing University of Aeronautics and Astronautics,Jiangsu 210016,4.School of Electrical and Information Engineering,Jiangsu Teachers University of Technology,Changzhou,Jiangsu 21300...
Abstract:The transmitted signal of continuous-chaos frequency-modulating signal(CCFMS) radar uses continuous chaotic signal to realize frequency modulation.It has performances approaching to those of noise frequency-modulating signal and can avoid the assumptions(e.g.,infinite pulse duration,frequency jump) in discrete frequency-modulating design.Base on chaotic dynamical analysis,a waveform design method of CCFMS radar is proposed.Based on the dynamical model of CCFMS,the proposed method designs the time scaled fun...
Keywords:continuous-chaos frequency-modulating radar  waveform design  spectrum control  dynamical model  time scaled function  
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