以硬件为基础,对所涉及到的理论都作论述,包括探测声纳的信号波形选择,数字信号采样、处理原理与方法。
On the base of hardware approach, to discuss all the theory involve in active detecting sonar system, including the selection of signal waveform, digital signal sampling, digital signal processing.
首先,对侦察雷达所能探测到的目标雷达信号的载频、脉宽、重频,应用证据理论将其组合,得到雷达参数的联合概率分配函数。
Firstly, the obtained radar signal radio frequency, pulse width, repeat frequency are composed to get a combined probability assignment function of radar parameters by applying D-S method.
从星光信号能量和系统传输函数理论出发,分析了影响星敏感器的探测能力的各个环节。
Analyzes the various infections on the detection ability by researching the star energy and system MTF.
研究结果为建立精确描述辐射噪声信号的非线性模型、为水下弱目标信号探测和识别提供一定的理论依据。
The results given in this paper, could provide novel theoretical foundation for the nonlinear character description of the ship noise, as well as for the latter detection and recognition.
以信号探测和概率统计为理论基础,对星等探测灵敏度、星等有效范围和星探测概率进行了分析与估算。
Estimates the magnitude sensitivity, magnitude valid range and probability of star capture based on signal detection and probability statistics.
理论上用一维热模型计算了探测器在激光辐照过程中温升和输出信号的变化过程,对实验结果进行了分析。
The temperature rise and output signal of PV InSb detector illuminated by CW laser were calculated with one dimensional thermal model and the experimental result was analyzed.
本文从理论上推导出差分探测光学相移时探测器输出信号与光学相移的关系式。
The relations between the detector output signal of the differential detection of optical phase shifting and the optical phase shifting have been derived theoretically in the paper.
文章着重介绍应用小波分析中的奇异点探测理论,对磁场刺激下的诱发肌电信号进行分析,实时地提取磁场刺激的诱发肌电信号特征。
The analysis study of EMG signals under magnetic stimulation with the singular point theory of wavelet transformation is introduced which can determine the location of magnetic stimulation signal.
文章着重介绍应用小波分析中的奇异点探测理论,对磁场刺激下的诱发肌电信号进行分析,实时地提取磁场刺激的诱发肌电信号特征。
The analysis study of EMG signals under magnetic stimulation with the singular point theory of wavelet transformation is introduced which can determine the location of magnetic stimulation signal.
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