1) fundamental wave frequency measurement
基波频率测量
1.
Approach for the fundamental wave frequency measurement of power network based on the filter method;
基于滤波技术的电力网络基波频率测量方法
2) Microwave frequency measurement
微波频率测量
3) square wave frequence measure
方波频率测量
4) fundamental frequency
基波频率
1.
It is aimed at the system in which the sampling frequency cannot be locked on the fundamental frequency.
采样频率不能与实际基波频率同步时,该算法通过对与基波频率、谐波幅值及相位等相关参数进行更新,当神经网络收敛时,可以获得高精度的谐波分析结果。
5) frequency measuring
频率测量
1.
A new scheme of frequency measuring and signal automatic following was proposed.
提出了一种基于AD9850的高频信号频率测量与信号跟踪方案,介绍了芯片AD9850的基本工作原理及性能特点,给出了基于AD9850的信号自动跟踪测量系统的硬件结构框图,并进行了分析说明。
2.
This paper presents a useful method for frequency measuring.
频率是电力系统中一个十分重要的特征量,频率测量是电力系统测量装置中十分重要的环节。
3.
The paper introduces the equal-precision frequency measuring principle, applied circuit and software design for sinlge-chip microcomputer AT89C51,char acterizde as wide-range and high-precision of frequency measuring.
介绍单片机应用系统中的频率测量方法,其特点是在不需要复杂的传统等精度频率测量控制的情况下,利用单片机的自身特性,实现宽范围内实用、简单而且精度较高的等精度频率测量。
6) frequency measurement
频率测量
1.
High-accuracy frequency measurement scheme and its implementation;
高精度频率测量技术及其实现
2.
Development of a new power system frequency measurement and alarm system;
一种新的频率测量与报警系统的研制
3.
Digital Frequency Measurement Based on CPLD;
CPLD在数字频率测量中的应用
补充资料：频率测量
见时间测量与频率测量。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条