In this paper , firstly , radar pulse compression is introduced briefly , summarize three primary pulse compression signals : lfm , nlfm , pcm 本文首先对雷达脉冲压缩的原理作了简要的介绍，进一步详细分析了应用最广泛的线性调频信号，并简要介绍了非线性调频信号和相位编码信号。
Through the detailed analysis of the aaf , the defection of using chirp - fourier transform in guidance radar signal processing is pointed out 通过对加速度模糊函数的形态分析也指明了针对线性调频信号的二次相位匹配处理( chirp - fourier变换)在应用到制导雷达信号处理中所存在的缺陷。
In addition , based on fft and remainder algorithm , the modulation rate and initial frequency of sub - sampling uwb lfm signal are estimated unambiguously in negative snr 该方法通过fft和余数定理解频率模糊,解决了负信噪比条件下超宽带线性调频信号调制斜率和初始频率的估计问题。
Linear frequency - modulated ( lfm , chirp ) signal that is often applied in radar , sonar and communications system is nonstationary signal , in which the frequency varies with time 应用于雷达、声纳和通信等信息系统中的线性调频( lfm , chirp )信号是非平稳信号,即频率成分是随时间变化的。
In this dissertation , the analog - digital channelized receiver is studied . the optimized system , spectrum reconstructing and accuracy signal frequency estimation algorithms are researched 本文研究了模数混合信道化接收方案,着重研究其优化结构和关键技术以及线性调频信号参数估计算法。
The united signal for the isar signal processing is called the cross - range dimension signal . the cross - range dimension signal of the target with nearly tangent motion is a linear frequency modulated signal 由推导的准切向运动目标的方位向信号的相位表示式可以看出,此信号近似为线性调频信号。
In this dissertation , at first , introducing the theory of linear frequency modulated continuous wave radar . the designing of the signal processing hardware platform is basing on the algorithm 在本文中，首先介绍了线性调频雷达的工作原理和相关的理论，根据这些算法要求，来设计信号处理的硬件平台。
( 2 ) based on pci , finish plan of the project , hardware design and debugging of wide signal source of radar . the system can produce single , lfm and other arbitrary waveform ( 2 )完成了基于pci总线的任意波形信号源的方案设计、硬件设计与调试,该系统可产生单频脉冲?线性调频信号、三角波等任意波形信号。
Range - velocity decoupling is one of important scientific research directions . it is emphasis of the paper , too . someone presented a method of changing cycle lfmcw radars to eliminate range - velocity coupling 其中运动目标的距离速度耦合是线性调频连续波雷达一个重要的研究方向，也是本文研究的重点。
The arithmetic formulas for sine wave , linear frequency modulation signal , v - style frequency modulation signal , white noise signal , reverberation signal and echo signal are given by their definition 根据信号类型的定义,给出了正弦信号、线性调频信号、 v型调频信号、白噪声、混响和回波信号的合成公式。
