<正> Wideband multiple-input multiple-output (MIMO) channel measurements were performed at5.25GHz in the hotspot environment in Beijing.The propagation mechanis
In recent years, more and more applications of video communication over the Internet have been extended, so the demand for reliable transmission of compressed v
Ever since the low energy N+ ion beam has been accepted, the mutations of ionizing radiation are attributable mainly to avoidance of DNA damages repair. Evidenc