noise field

In this article, the time-space correlation function of acoustic pressure and particle velocity in the sea surface noise field are introduced.

介绍了海面噪声场条件下的声压与质点振速的时空相关函数。

Ray method for predicting ambient noise field in stratified shallow water

分层浅海海洋环境噪声场的射线预报方法

In the paper it is shown that in isotropical noise field acoustic energy flux is maximum likelihood ratio detector, its direction is maximum likelihood estimation of source direction.

本文证明在各向同性噪声场中声能流是最大似然比检测量，声能流方向是声源方位的最大似然估计；

This subject is from environment noise field test and observation, a part of the tenth five-year plan project "The test and research of Ocean ambient physical field characteristic" charged by Dalian Test& Control Institute.

本课题来源于大连测控技术研究所承担的环境试验与观测十五计划项目海洋环境物理场测量分析与研究课题的环境噪声场测量与分析部分。

The Simulation Method and Application of Sonar Noise Field Based on Underwater Acoustic Field

基于水声物理场的声呐噪声场仿真方法及其应用

Methods for measuring and analyzing the infrasound noise field in the atmosphere have been expounded. A set of space correlation radii of noise corresponding to wind speed 4 m/ s has been obtained, which can be taken as the tentative basis for an acoustical array design.

本文阐述了大气次声噪声场的测量和分析方法，得到一组风速为4m/s噪声的空间相关半径，它可以作为声阵设计的初步依据；

The effects of the boundary reflection on the ambient noise field in shallow water

海底、海面的边界反射对浅海环境噪声场的影响

Space-time correlation functions of noise field in inhomogenous shallow water

非均匀浅海中噪声场的时空相关函数

Anisotropic degree of horizontal direction and vertical direction in the sea surface noise field are discussed.

论证了海面噪声场垂直与水平方向噪声的各向异性程度.

A New Ion Trap Mass Spectrometer With a Filtered Noise Field

一种附有过滤噪声场的离子阱质谱计

The modeling and simulation of Target noise field

目标噪声场建模与仿真研究

Analysis of the noise field within a thin spherical shell excited by boundary-layer turbulence

湍流附面层激励下薄球壳体内噪声场的分析