液晶显示器辐射骚扰的诊断及抑制

Diagnosis and Suppression of the Radiated Emissions from LCD Monitor

辐射骚扰测量是国外(特别是欧洲和美国)最注重的EMC试验之一,也是最难通过的一项试验,特别是数字设备的辐射骚扰更难抑制。本文以液晶显示器为例,从试验现场改进的角度出发,阐述如何对数字设备的辐射骚扰进行诊断及抑制。

The measurement of radiated emissions is one of the most important EMC testing,especially in Europe and USA.It is more difficult to pass this measurement .How to suppress the radiated emissions of digital equipments is especially difficult .In the article,some analysis methods to diagnose and suppress the radiated emissions of a LCD monitor were given.