power line noise

Secondly, the various types of noises that can present in the ECG, for instance, the power line noise, muscle noise, baseline drift.

二是ECG信号中可能出现各种类型的噪声干扰QRS波的检测。

Furthermore, the NLH sensor can be miniature, low-noise and low power consumption, and which can be suitable for in-line inspection for mechanical damage in pipelines.

而且，非线性谐波检测传感器可做到小型化、低噪声、低功耗，经过合理的设计和改进后，可以实现管道机械损伤的在线检测。

The purpose of a balanced line is to transfer a" signal "from one place to another while rejecting" ground noise", which is not white noise or hiss, but power line related hum and buzz.

平衡传输线，是将信号从一个地方传到另一个地方的同时抑制“接地噪声”。

This paper studies the algorithm restraining-bursting noise to improve synchronous performance of-carrier power-line communication system.

研究利用小波分析技术抑制突发性噪声的算法,以改善 多载波调制 的电力线通信系统中的同步性能.

To eliminate power-line interference in dynamic ECG recording, we present a simple effective power-line interference elimination algorithm based on noise extracting.

为消除动态心电记录中工频干扰的影响，本文给出一种新颖简洁的基于噪声提取的工频干扰抑制算法。

Low voltage power line is a time-varying system of complex network structure, whose hostile channel properties such as very low impedance, instability channel frequency, strong noise pollution, attenuation and time-variance must be considered.

低压电力线是网络结构复杂的时变系统，其信道表现出阻抗变化大、信道频率特性不稳定、信号所受干扰强和时变性大等特点。

Besides, Power line noise was also removed by ICA method.

此外，工频噪声也利用了ICA方法来去除。