noselessness

A study on noise characteristics and sound insulation technology for high speed punch press;

高速冲床噪声特性及隔声技术的研究

Er~(3+)/Yb~(3+)Co-doped double-clad fiber amplifier pumped at 980 nm is analyzed for gain and noise characteristics based on the rate equation and light propagation equation.

基于速率方程和光传输方程,对980nm激光泵浦Er3+/Yb3+共掺双包层光纤放大器的增益和噪声特性进行了分析。

Built up pyroelectric detector circuit system s transmissionfunction,the system s noise characteristic and affection factor are analyzed,and the effect on fast response, stability,signal plus,and signalto noise of each parameter are discussed.

建立了热释电探测器电路系统的传递函数,分析了系统的噪声特性及影响因素,分析并讨论了各参数对系统快速性、稳定性、信号增益及信噪比的影响。

Analysis and strategic of decision threshold for VLSI circuits noise characteristics;

VLSI电路噪声特性检测阈值的分析及决策

Research of noise characteristics and multi-carrier modulation technology based on PLC communication

基于PLC通信的噪声特性及多载波调制技术研究

The noise spectra of ultrasonic cleaners are measured by two methods,and the noise characteristics are discussed.

应用两种方法测量了超声波清洗机的噪声频谱,讨论了超声波清洗机的噪声特性。

This article analyze the signal processing circuit noise character of a radio proximity fuze, and investigate the low noise design based on the analysis result and the reflect wave from the target.

以某无线电近炸引信为例,分析了该引信的噪声特性,并根据噪声分析的结果以及该引信的回波信号的特征进行了低噪声设计研究,根据对低噪声设计分析的结果可以看出,本文所提出低噪声设计原则是有效的、可行的。

In this paper,the main conception is introduced the way using noise character to hide the signal.

文中主要阐述了利用噪声特性来达到对信号隐蔽的目的,并讨论了该方法和其他信号加密方法的有效结合,及在特定情况下的应用和适应性。

The noise performance of the enhanced scheme is similar with the DCSK.

通过对其噪声性能进行理论分析和仿真分析可知,改进方案具有与DCSK相似的噪声特性,在混沌信号源带宽和信息信号长度相同的条件下,改进系统有更快的信息传输速率,并且改善了系统结构,提高了信号在传输中的安全性。

The insertion of isolator、filter and fiber grating can improve the gain and the noise performance of YDFAs, as predicted by a simple model.

用简单的分段模型分析了内插特殊光学元件的掺镱光纤放大器 ,分析表明 ,隔离器、滤波器和光纤光栅的使用不但可以提高放大器增益 ,而且同时能够使噪声特性得到优化 ,文中还讨论了隔离器、滤波器在光纤内的最佳位置。

From the test, the noise performance of the multi-finger accelerometer is about 8μg/ Hz with its scale acceleration of±15g .

通过测试:叉指式加速计的量程为±15g ,噪声特性为8μg/ Hz。

The Analysis of Traffic Noise Characteristic and the Effect of Afforested Belt Noise Reduction;

交通噪声特性分析与绿化带降噪效果研究

Ambient Noise Characteristics During the Sheba Experiment; Master's Thesis SWAC4

Sheba实验期间的环境噪声特性/硕士论文

Noise Characteristics Simulation of Microwave Broad Band Matrix Amplifiers

微波宽带矩阵放大器的噪声特性模拟

Analysis of ASE Noise Feature of Fiber Raman Amplifier

喇曼放大器的自发辐射噪声特性分析

Research on the Noise Performance Mearsurement for Microwave BJT&FET Devices;

微波BJT/FET器件噪声特性测量的研究

Researches on Behavior of Vibration and Noise in Permanent Magnet Synchronous Motor;

永磁同步电动机振动与噪声特性研究

Investigation into the Cavitation Noise in Grooves of Spool Valve;

液压阀芯节流槽气穴噪声特性的研究

The Property of Quantum Noise in Coherent Atomic System;

原子相干效应中量子噪声特性的研究

Studies on Digital Halftoning Based on Noise Properties;

基于噪声特性的数字半调技术的研究

Research of Emission Noise Property of High-speed Railway Cars

高速铁道车辆辐射噪声特性初步研究

Analysis of noise performance of EMCCD

电子倍增CCD(EMCCD)的噪声特性分析

Analysis on Background Seismic Noise Characteristics in Jiangsu Province

江苏省区域地表背景噪声特性的分析

On the basis of analysing composition and testing results of noise generated by high speed punch press, the major noise sourse and the noise characteristics are pointed out.

在对高速冲床的噪声组成及其测试结果分析的基础上，指出了主要噪声源及噪声特性。

Studies on the Spectrum and the Noise of EDFA

掺铒光纤放大器光谱特性和噪声特性的研究

The mixer's noise and linearity analyses are also presented.

并对该混频器的噪声特性和线性度进行了分析.

Test Research on Vibrations and Noise Level in Transformer Core

变压器铁心振动和噪声特性的试验研究

Spectrum Feature of Step Signal with White Noise and Method of Noise Reducing

含白噪声阶跃信号的频谱特性及去噪分析

Experiment Research on Flow Noise and Hydrodynamics Character of Moonpool;

月池流噪声及水动力特性的实验研究