frequency-domain analysis

Design and Implementation of a Metal Detector Based on Frequency-domain Analysis

基于频域分析的金属探测器设计与实现

Investigation and comparison of the traditional methods of HRV in time-domain and frequency-domain analysis are made, and their corresponding quantitative parameters and psychological meanings are also discussed.

深入研究和对比分析了心率变异性的时域和频域分析方法，对这两类方法提取的量化参数的计算和生理意义作了全面而深入的讨论。

Time-Domain and Frequency-Domain Analysis About Radio Frequency Absorb Material Measuring

射频吸波材料测试的时域及频域分析

Based on the frequency-domain analysis of conventional single-loop LDO, a dual-loop LDO regulator structure with fast transient response is proposed, which improves dc open-loop gain while maintaining the unity gain bandwidth, thus increasing the transient response of LDO regulator.

通过对传统单环LDO的频域分析，提出一种快速瞬态响应的双环路LDO稳压器结构，在保证单位增益带宽不变的前提下提高直流增益，进而提高LDO电路的瞬态性能。

Simulation gear fault experiment, in extraction time-domain analysis and frequency-domain analysis obtain fault characteristic information.

模拟齿轮故障实验，提取时域和频域内的故障特征信息。

The two-order Volterra model can be identified with the correlation analysis and frequency-domain analysis when the input is Gaussian White noise.

通过相关分析、频域分析，采用高斯白噪声输入信号，可以对二阶Volterra模型进行辨识。