扫频信号3d分析,时间、幅度、频率三维显示，图形用水墙、分布图显示。-The sweep signal 3d, time, amplitude, frequency, three-dimensional display, graphics water wall maps.

eye pattern, also known as an eye diagram, is an oscilloscope display in which a digital data signal from a receiver is repetitively sampled and applied to the vertical input, while the data rate is used to trigger the horizontal sweep. It is so call