To discuss the active detecting sonar system's composition and operational principle.
论述主动探测声纳的组成与工作原理。
Detecting sonar pulse transmitted by an active sonar, it is called "sonar pulse detection".
声呐脉冲侦察是利用目标主动声呐发射的脉冲信号来探测目标的技术。
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.
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。
The results of hardware experiment of the sonar adaptive match filter are included, and it shows that the processor has good detecting performance in time domain.
并介绍了这种新处理器的硬件实验结果。表明该处理器有良好的检测能力，是性能优良的时间域声呐信号处理器。
An accurate and effective sonar target echo model is a basis of detecting and recognizing sonar target, especially small scale target.
准确、有效的目标回波模型是声纳目标，特别是小尺度目标探测与识别的基础。
Recently in the analysis of active sonar signal detecting performance, the statistical model of reverberation envelope is assumed to be in accord with Rayleigh-distribution in computer simulation.
主动声纳信号检测性能的分析上，目前在计算机仿真中一般假定混响包络的统计特性符合瑞利分布模型。
With analyzing the detecting procedure of Low-frequency active sonar and emulating about it, the Optimum Detection frequency Band of Low-frequency active sonar were researched.
本文通过对低频主动声纳的主动声纳方程的分析与声学探测过程的仿真，初步研究了低频主动声纳在不同距离上的最优探测频率问题。
On the base of the active sonar theory, This thesis provide active ultrasonic detecting system that application in low-speed moving object of short-range in shallow sea surroundings.
论文文摘本论文基于主动声纳的基本原理，提出适用于浅海环境水下近程低速目标主动声探测系统。
In order to research the affection of ship's radiate noise on sonar detecting range, this paper simulates the ship's velocity by Monte Carlo method.
为了研究目标舰船辐射噪声对声纳作用距离产生的影响，用蒙特卡洛方法对目标航速进行模拟。
Sonar :Technique for detecting and determining the distance and direction of underwater objects by tracking acoustic echoes.
声纳：利用声学方法侦测或测定水下物体的距离和方向的技术。
Sonar :Technique for detecting and determining the distance and direction of underwater objects by tracking acoustic echoes.
声纳：利用声学方法侦测或测定水下物体的距离和方向的技术。
应用推荐