CÁC PRO HIỂU NHƯ THẾ NÀO VỀ ĐOẠN SAU:
"Each signal copy will experienced differences in attenuation, delay and phase shift while travelling from the source to the receiver. This can result in either constructive or destructive interference, amplifying or attenuating the signal power seen at the receiver. Strong destructive interference is frequently referred to as a deep fade and may result in temporary failure of communication due to a severe drop in the channel signal-to-noise ratio."
CHỈ GIÁO CHO EM VỚI