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- 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。
- The basic principle of pressure optical fiber vector hydrophone made of thin-walled cylindrical shell is described. 分析了薄壁圆柱壳体压差式光纤矢量水听器的基本原理。
- Each vector hydrophone is composed of one velocity hydrophone plus another co-located pressure hydrophone. 每个阵元(矢量水听器)由空间共点的一个声压水听器和一个振速水听器构成。
- A low power feeble signal detection system on watch based on single vector hydrophone has been designeo in which average intensity is detected. 采用平均声强作为检测量,设计出一种基于单个矢量水听器的低功耗弱信号值班检测系统。
- Vector hydrophone can measure energy and particle velocity at a point in space with one sensor and can estimate the bearing of target. 矢量传感器通过测量水中质点的振速信息,仅用单个的矢量传感器就可以进行水下目标的方位估计。
- Based on the theory and algorithm of the vector hydrophone, a method of sounding alarm from the azimuth angle detecting system when a target is closest is presented. 根据矢量水听器的测向原理和算法,提出了一种利用目标方位角的变化实现水下运动目标低频高精度的报警方法。
- The sea trial of fiber optic vector hydrophone is accomplished.High sensitivity,fine directivity,good low-frequency response and applied performance of fib... 实验结果表明,该光纤矢量水听器具有很高的灵敏度、较好的空间指向性和良好的低频响应,并有了初步的海上实用性能。
- Vector hydrophone consists of conventional pressure sensor and particle velocity sensor, which collocate and instantaneously measures pressure and orthogonal components of particle velocity. 摘要矢量水听器由声压传感器和质点振速传感器复合而成,可以空间共点、同步测量声压和质点振速的各正交分量。
- Preliminary study on applications of vector hydrophone in underwater sound absorption coefficient measurement[A]Proceedings of 6th International Symposium on Test and Measurement(Volume 3)[C], 2005 . 尚建华;张明敏.;柱面波分解测量反射系数的一些分析[A]中国声学学会2007年青年学术会议论文集(上)[C];2007
- Single vector hydrophone signal processing 单矢量水听器信号处理
- Pressure-gradient vector hydrophone 压差式矢量水听器
- 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
- Direction estimation based on pressure-gradient vector hydrophone 基于压差式矢量水听器的目标方位估计
- TDPG (two-dimensional pressure-gradient) vector hydrophone 二维压差式矢量水听器
- In the further study on the vector hydrophones,it is necessary to investigate the constant beamwidth beamforming using vector arrays. 对于海底探测和分类问题的声呐系统来说,一般要求声呐系统具备在较宽频带内形成恒定束宽波束的能力。
- In the further study on the vector hydrophones, it is necessary to investigate the constant beamwidth beamforming using vector arrays. 随着对矢量水听器认识的深入,开展基于矢量阵的恒定束宽波束形成器的研究越发变得必要。
- Design of resonant type vector hydrophone based on piezoelectric accelerometer 基于压电加速度计的同振型矢量水听器的设计
- Estimation Direction of Arrival Using Arbitrary Vector Hydrophone Arrays 基于任意阵形矢量水听器阵的二维波达方向估计
- Research on Characteristics of Sound Pressure Field On Vector Hydrophone 矢量水听器的声压场特性研究