Chapter 3 analyzes the methods for estimation of TDOA. Taking linear FM pulse signal as an example, it contrasts the performance of real-correlation and complex-correlation.
第三章对时差测量的方法进行了分析，主要以线性调频信号为例，分析了中频复相关方法测量时差的方法，以及提高测量精度的方法。
The simulation, resulted from the pulse compression system with linear FM and Tangent FM signals, is presented and analysed for the useful conclusions in this paper.
基于线性调频信号、正切调频信号对脉冲压缩系统进行了仿真，并分析得到了有意义的结果。
A linear or nonlinear pulse FM radar waveform generator was developed successfully.
研制一种脉冲调频雷达波形发生器。
The beacon signal is the reunite signal of linear FM signal and pulse code signal, and the pulse code signal is used as a token of emit signal.
信标信号为线性调频信号和脉冲编码信号的复合信号，其中脉冲编码信号用来表征发射信号序号。
According to the change of widthes of the input and output pulses, the chirp signals can be identified and their parameters such as the pulse width and FM slope can be determined.
根据输入输出脉冲宽度的变化，可识别出线性调频脉冲压缩雷达信号，并测出其参数如脉冲宽度和调频斜率。
The first one is a sensor head converting the current flowing in the power line into the optical pulse FM signal. The second one is optical fiber transmission and optolectric conversion.
第二部分是光纤传输和光电转换器，从传感头输出的频率调制信号驱动装在高压端的发光二极管，进而转换成光脉冲信号；
The first one is a sensor head converting the current flowing in the power line into the optical pulse FM signal. The second one is optical fiber transmission and optolectric conversion.
第二部分是光纤传输和光电转换器，从传感头输出的频率调制信号驱动装在高压端的发光二极管，进而转换成光脉冲信号；
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