frequency band

On improving frequency band and application rate of power in the numerical modulation system

数字调制系统中如何提高频带和功率利用率问题

It has advantages of wide frequency band and good performance at high frequency .

其工作频带宽、高频特性好、系统中引进串联电容谐振方案，功率消耗明显下降。

Extraction of fault diagnosis signal 's frequency band with wavelet analysis

应用小波分析提取故障诊断信号的特定频段

Basic Frequency Band Signal Transmission System for Well Logging

用于测井的基带传输系统

A Method of Raising Utilization Rate of Spread Spectrum Systems Frequency Band

一种提高扩频系统频带利用率的方法

Study on frequency band analysis and filtering for pressure signal in engine cylinder

发动机缸内压力信号频谱分析及滤波方法的研究

This effect is obvious at lower frequency band .

这种效应在振动低频区段更为显著。

Frequency band energy leakage and countermeasures in wavelet analysis

小波分析中频带能量泄漏及对策

Measurement of the electric property in the composites at microwave frequency band

复合材料电性能在微波频段的测量

Frequency Band of Pulse Current Method for the Measurement of PD in Transformer

脉冲电流法测量变压器局部放电的频带选择

A new method for extending the frequency band of radar coating absorbing materials

展宽雷达涂层吸波材料频带的新方法

Study on conducted interference suppression characteristics of high magnetic loss material in high frequency band

高频高磁损耗材料传导干扰抑制特性研究

Extraction of Harmonic Signal Embedded in Frequency Band from Strong Chaotic Background

强混沌背景中频带内谐波信号提取

An Experiment System of Efficacy Measurement of Shielded Magnetic Field in Low Frequency Band

一种低频屏蔽效能测试实验系统的研制

Algorithm for UWB Pulse Based on the Frequency Band and Bandwidth Constraint

基于频段及带宽限制设计UWB脉冲的算法

On the Fault Diagnosis based on the Detecting Technology of Wavelet Packet Frequency Band Energy

基于小波包频带能量检测技术的故障诊断

Very low frequency band radiated field system

甚低频带辐射场系统

Wavelet Packet Decomposing extracts the energy features in different frequency band ;

采用小波包分析对水下目标进行不同频段内的能量特征进行提取；

The relationship between resonant frequency band and cell size in left-handed materials

左手材料的响应频段和单元尺寸关系的研究

Time domain and power spectrum of wide frequency band electrocardiogram in pigeons

正常家鸽的宽频带心电图时域值和功率谱

Coverage Characteristics and Application Design of 900 MHz Frequency Band in Mountain Tunnels

900MHz频段电波在山区隧道的覆盖特性和应用设计

An Active Sensor of the Reflection Within Frequency Band Type Cavity Controlled Oscillator

频带反射腔控振荡的有源传感器

Frequency Band Estimate and Change for Chaos Systems

混沌系统频带估算与变换

Testing the scaling law of earthquake energy in the perspective of broad frequency band

用宽频带辐射能量检验地震能量标度性

Therefore , wavelet coefficients mostly muster low frequency band .

高分辨率子图上大部分数值接近于0，不为0的小波系数主要集中在低频带。

Application of Frequency Band Energy Decomposition Using Wavelet Packet in Condition Monitoring of Circuit Breakers

小波包频带能量分解在断路器机械状态监测中的应用

Research on widening the frequency band of electrohydraulic position servo system by using flow feedback method

用流量反馈法拓宽电液位置伺服系统频带的研究

Signal noise ratio weighted stack by dividing frequency band

分频信噪比加权叠加

On basis of this theory , the authors introduce a method of filter on characteristic frequency band .

在大量实验分析和理论分析的基础上，提出了使用基于特征频率的小波包滤波方法。

The utility model provides a sound absorption assembled plate of a wide frequency band ;

本实用新型提供一种宽频带组合式吸声板。