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- 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。
- Single vector hydrophone signal processing 单矢量水听器信号处理
- 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
- Identifying two targets by a single vector hydrophone based on the DEMON spectrum 用单个矢量水听器基于DEMON线谱的双目标分辨
- Multi-source DOA estimation using a modified WSF algorithm in a single vector hydrophone applications 一种改进的WSF算法在单矢量水听器多目标方位估计中的应用
- 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
- Key words: single vector hydrophone; signal processing; bar graph; DOA estimation; acoustic intensity averager; coherent interference 作者简介:姚直象(1976-),男,江西人,博士研究生,主要从事水声信号处理专业方面的研究。
- single vector hydrophone 单矢量水听器
- 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。
- 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。
- And this is why we design each icon size to scale, instead of relying on a single vector file. 这就是为什么我们按比例设计每一个尺寸的图标,而不是仅仅依赖一个矢量图。
- The magnetization curves of single crystalline Si steel in different direction have been calculated using single vector model. 采用单矢量模型计算硅钢单晶不同方向的磁化曲线,给出了可以计算硅钢单晶任意方向磁化曲线的数值算法。
- Defence in-depth provides security because there's no single point of failure and no assumed single vector for attacks. 多层防御舍弃单线通讯,亦无假定的单一弱点,所以固若金汤。
- 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。
- In spectrum analysis such as UV-visible spectrogram, single vector model transfer was established by finding the sources of the difference among instruments. 在光谱分析中,以紫外一可见光谱仪为例,从仪器间差异的来源着手,建立单向量模型传递法,并分别采用模式识别和多元校正模型验证其稳健性和有效性。
- 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