hydrophone

SBS effect in fiber hydrophone based on michelson fiber interferometer

Michelson干涉型光纤水听器中的SBS效应

The model of vibration picking for a vector hydrophone is established.

摘要本文建立了矢量水听器的拾振模型,并分析推导了其拾振条件.

Time-division multiplexing ( TDM) is considered as one of the most basic and effective schemes for signal transmission in the large fiber-optic hydrophone array.

时分复用技术，是解决光纤水听器大规模阵列信号传输最为基本、有效的复用方案之一。

An optical fiber hydrophone TDM system employing an 1 X 4 optical switch has been constructed.

搭建了以光开关为核心的光纤水听器时分复用系统.

This paper details the synchronous clock principle. Also described are the relationship between the noise level and the distance, the position of the target ship to the hydrophone and errors of distance measurement.

本文较详细的介绍了同步钟测距原理，并对在舰船辐射噪声测量中噪声组与距离关系，目标船相对测量水听器的位置，测距误差等进行了描述。

Research on High-Speed Time-Division Multiplexing System Based on Fiber-Optic Hydrophone Array

基于光纤水听器阵列的高速时分复用系统研究

Compared with the pressure hydrophone, vector sensors have many advantages.

矢量水听器较传统声压水听器有诸多优势.

The study on miniaturization of three-dimensional co-vibrating spherical vector hydrophone

三维同振球形矢量水听器的小型化研究

Comparing to the acoustic pressure detector it is the main advantage of the signal detection technique of vector hydrophone.

这正是矢量水听器检测技术的诱人之处。

Crosstalk is one of many puzzles that baffled the application to time-division multiplexing ( TDM) technology for fiber-optic hydrophone array.

串扰是困扰光纤水听器阵列时分复用技术应用发展的重要问题之一。

Fiber optic hydrophone unit is the basis of fiber optic hydrophone system.

光纤水听器探头是光纤水听器系统的基石.

The ultrasonic field was measured using a ultrasonic hydrophone and a 3-D scanning system.

在超声场测量采用超声波水和三维扫描系统.

System Design of An 8-element Fiber-optic Hydrophone Array Using High-speed Time Division Multiplexing

8路光纤水听器高速时分复用系统设计

Measurement of the Frequency Response of the Acoustic Pressure Sensitivity of the Fiber-Optic Hydrophone with Linear Sweep Signal

利用线性扫频信号测量光纤水听器的声压灵敏度频响特性

ESPRIT algorithm for DOA estimation using a single vector hydrophone

单矢量水听器ESPRIT波达方向估计算法

Spatial correlation coefficients of acoustic pressure and particle velocity based on vector hydrophone

基于矢量水听器的声压和质点振速的空间相关系数

The difference of it to the typical vector hydrophone is to avail of the MEMS acceleration sensors. And this make the volume littler, at the same time, the whole density gets smaller.

与以往同振式矢量水听器不同的是由于采用了MEMS加速度传感器，不仅减小了矢量水听器体积，同时也降低了整体密度。

One can improves performance of hydrophone and simplify working process for the advantage of batch process by pour forming and winding composite film process in this paper.

采用的灌注成型工艺和复合膜卷绕技术，可使水听器的性能得到改善，并简化了工艺，利于水听器的批量生产。

Feeble signal detection on watch based on single vector hydrophone

基于单矢量水听器弱信号值班检测系统

Flow noise in the interior fluid of a vector hydrophone towed linear array is analyzed.

研究矢量拖曳式线列阵声呐护套管内的流噪声场.

The technology of port/ starboard discrimination for the hydrophone triplets of small cross section size

一种用于小横截尺寸三元水听器组的左右舷分辨技术

Time Division Multiplexing of Optical Fiber Hydrophone Using Optical Switch

利用光开关实现的光纤水听器时分复用网络

The fiber laser can also be utilized as hydrophone to detect high-frequency ultrasound for medical applications.

其次是利用短腔光纤光栅激光器作水听器,测量高频医学超声波.

A histogram approach of the azimuth angle estimation using a single vector hydrophone

单矢量水听器方位估计的柱状图方法

Influence of thin walled spherical dome on the receiving performance of vector hydrophone

薄壁球形导流罩对矢量水听器接收性能的影响

The problem how beam forming algorithm of hydrophone array is implement is studied.

研究了体积阵多波束形成算法的工程实现问题.

An Passive Localization Technology of Underwater Target With Plane Circular Array Based On Acoustic Vector Hydrophone

基于声矢量传感器圆阵的被动定位

Experimental Research on Three-dimensional Fiber Optic Vector Hydrophone Based on Acceleration Sensing

基于加速度传感的三维光纤矢量水听器实验研究

The form of the array is a uniform vertical pressure sensor array, in whose center there is one three-dimensional vector hydrophone. By this combination array, the three-dimensional parameters of the near-field sources including the azimuth angle, the elevation angle and the distance can be achieved.

该算法采用均匀垂直声压阵中心配置单只三维矢量水听器的基阵形式，即可完成对近场源方位角、俯仰角和距离的三维参数估计。

Then for the benefit of the left/ right target bearing resolution technique, we combine the pressure-velocity processing with the information provided by the multi-dimensional combined vector hydrophone which is composed of sound pressure hydrophones and particle velocity sensors in different ways.

结合左右舷目标分辨技术，本文还对由声压与振速传感器，以不同方式组合而成的多维矢量水听器及矢量阵进行了联合信息处理研究。包括声压、振速信息预处理；