acoustic signal

The theoretical and simulation analysis about acoustic signal processing in multi-path channel and the engineering software design are given in the dissertation.

该系统采用主动工作方式，本文系统地研究了在多途信道中对声学信号进行处理的理论研究和仿真分析及工程软件设计。

Design of the acoustic signal transmission system based on CPLD

基于CPLD控制的声信号发射系统设计

A Method for Detection of Defects In Gas Engine Based on Acoustic Signal Processing

基于声信号的发动机故障测试方案及分析研究

The Research on Acoustic Signal Storage and Simulation of Underwater Target

水下目标存储与回波波形模拟技术的研究

A New Type of Underwater Acoustic Signal Capturing System

一种新型的水下声信号采集系统

Application of Wavelet Transform in Acoustic Signal Extraction of Partial Discharge

小波变换在局部放电声信号提取中的应用

Optimization Techniques with Application to Underwater Acoustic Signal Processing

最优化技术及其在水声信号处理中的应用

Research and simulation of polyphase filter arithmetic in water acoustic signal processing

多项滤波器算法在水声信号处理中的研究和仿真

Research of Underwater Acoustic Signal Processing Based on Adaptive Gaussian Kernel Time Frequency Distribution

基于自适应高斯核函数时频分布的水声信号处理研究

And based on MSP 430 F 427 , multi-frequency underwater acoustic signal data collecting device is designed.

介绍了低功耗MSP430F427单片机,并基于该单片设计了一种多频水声信号数据采集器.

The detection performance of the matched filter with the transmitted signal as a reference signal will be degraded in an underwater acoustic channel due to the multipath effect and time variability.

由于水声信道的随机时变及多途特性，使得以发射信号作参考的匹配滤波器检测性能的下降。

The core problem of this thesis is to study the different acoustic signal identification methods.

本论文的核心就是研究不同地声目标识别方法.

Application of Wavelet Analysis Technology to Vibration and Acoustic Signal Processing in Internal Combustion Engine

小波变换技术在内燃机振声信号分析中的应用

Using the acoustic detection system, the acoustic signal response of the stator slot wedge to an impact was investigated.

利用自行开发研制的声检测系统对该槽楔松动模型进行声检测研究。

When human tissue is irradiated by microwave pulses, there is thermo-acoustic signal due to heat expansion.

人体组织在微波脉冲的激励下, 会因热膨胀产生热超声信号.

A study on gearbox fault diagnosis by acoustic signal with wavelet packet analysis

变速箱故障声压信号的小波包分解与诊断

A Study on Acoustic Signal's Pickup by an Experimental Minisize Piezoelectric Ceramic Sensor

微型压电陶瓷传感器拾取声学信号的实验研究

Data acquisition and analysis of the underwater acoustic signal based on virtual instrument;

设计并实现了一套空中探测水下声信号的实验装置。

The application of Matlab to insect acoustic signal analysis

Matlab在昆虫声信号研究中的应用

This thesis is focused on the separation vehicle acoustic signal.

本文主要是对车辆的声频噪声信号进行分离研究。

Feature extraction methods of vehicle acoustic signal and application in target classification

机动车声信号特征提取方法及在目标识别中的应用

Signal analysis results show that acoustic emission signal is difficult to extract features from only purely time domain or frequency domain processing.

分析结果表明：声发射信号难以从单纯的时域或频域进行数据处理提取到特征。

The recognition of acoustic signal from helicopter based on Wavelet Transform

基于小波变换的直升机声目标识别

Analysis of Acoustic Signal Interference in an Ocean Integrated Surveying System

海洋综合测量声学系统间信号干扰的分析

It has put forward a imaging method of acoustic lens using photoacoustic signal and according to the Kirchhoff diffraction theory we deduced pulse response of acoustic lens.

光声信号声透镜层析成像方法的提出，并依基耳霍夫衍射理论推导了声透镜的脉冲响应。

The Design and Realization of Multi-function Simulating Acoustic Signal Source Equipment

多功能水声设备模拟信号源的设计与功能实现

An Application of Acoustic Signal Correlation Processing in Battlefield Target Identification

声音信号相关处理在战场目标识别中的应用

This paper study underwater acoustic signal processing of the open channel flow monitoring.

本论文主要工作是对明渠流量监测水声信号处理的研究。

Research on Underwater Acoustic Signal Enhancement Based on Time Reversal Processing

基于时间反转处理的水声信号增强研究

Theoretical Study on Using Laser to Detect the Underwater Acoustic Signal

利用激光探测水下声场的理论研究