This review discusses the Electromagnetic Interference Shielding (EMIS) mechanisms, such as reflection, absorption, and multiple reflection. EMI, a high-frequency electromagnetic signal, disrupts electronic circuits and can originate from external devices or. Shielded enclosures that are properly designed and installed can be a very effective means of attenuating radiated emissions and protecting products from external sources of interference. Possible antennas: Cables, interfaces, apertures Traces, groundplanes, vias, slits Components, heatsinks, integrated circuits 26. 3 | ASti & ViM | Public | EMC Shielding – a practical guide. However, due to various reasons, there may always be some places on the surface of solar cells that do not have sunlight, or the sunlight is relatively weak. At this time, the power generation capacity of this non-irradiated or low irradiated area will be weakened or even zero.