声压灵敏度

为了提高光纤布喇格光栅（FBG）水听器的声压灵敏度，提出了一种基于薄壳弹簧的增敏结构。

For the purpose of improving the acoustic pressure sensitivity of the Fiber Bragg Grating ( FBG ) hydrophone units , a sensitization configuration based on shell spring is presented .

测试电容传声器声压灵敏度校准方法的研究

Effective calibration method for sound pressure sensitivity of capacitor microphone

并将实验结果与标准水听器（压电型）比较，标定出FBG的声压灵敏度，在1～25KHz的声波检测范围，其响应平坦度好、信号输出稳定，改进措施是有效的。

The test result indicates that at the acoustic frequency of 1 ~ 30 kHz , compared with the standard piezo-acoustic hydrophone , the frequency response of the FBG hydrophone is very flat and the SNR of output signal is good . The improved measures are in effect .

基于声压灵敏度分析的轿车车内低频噪声优化

Optimization of car interior low frequency noise based on sensitivity analysis

本文给出了声压灵敏度的理论结果。

Theoretical analysis of the acoustic pressure sensitivity was given in this letter .

干涉型光纤水听器声压灵敏度分析

Analysis of pressure sensitivity in interferometric fiber optic hydrophone

四阶声低通滤波光纤水听器的声压灵敏度频响特性

Frequency response of fourth-order acoustic low-pass filtering fiber-optic hydrophones

声压灵敏度、谐振频率和空间指向性是衡量其性能的重要指标。

Pressure sensitivity , harmonic frequency and directive property are important indexes to characterize its performances .

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

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

基于铒镱共掺分布布拉格反射式光纤激光器的有源光纤水听器声压灵敏度

Acoustic Pressure Sensitivity of Yb ~ ( 3 + ) / Er ~ ( 3 + ) Co-Doped Distributed Bragg Reflection Fiber Laser Hydrophone

设计了几种简单的水声低通滤波光纤水听器，对它们的声压相位灵敏度频响特性进行了详细的理论分析、仿真和实验研究，取得了一些成果。

Several simple acoustic low-pass filtering fiber-optic hydrophones are designed , and the acoustic pressure phase sensitivity frequency response properties are investigated in terms of theories , simulations and experiments .

芯轴型光纤水听器声压相移灵敏度响应分析干涉型声光纤声传感器

Analysis of the Pressure Phase Sensitivity Response of the Air-backed Mandrel Fiber-optic Hydrophone

对所研制的光纤水听器进行了声压和加速度灵敏度测试，并对其温度和压力特性进行了实验研究。

The acoustic and acceleration sensitivity of the novel FOH are measured , and its performances under different temperatures and pressures are also tested .

建立了动力学等效模型，得出带空气腔芯轴型光纤水听器声压相移灵敏度表达式以及频率特性的理论模型；

Then the equivalent model of the dynamics , the theoretical model of the pressure phase sensitivity and dynamic response model of the fiber-optic mandrel hydrophone are obtained .

在耦合系统的正交归一化条件下，实现了特征值和特征向量及其灵敏度计算、声压响应水平及其灵敏度计算。

In the new orthogonality and M-normalization condition of the coupled system , this paper accomplished the calculation of the eigenvalue , the eigenvector and their sensitivities , the sound pressure level and its sensitivity .