In order to adapt this status, we have developed a virtual oscilloscope software based on teacher's researching project-Portable, Intellective, Test and Fault Diagnosis System for Radar.
This Paper gives a design methodology of simple portable virtual oscilloscope and signal generator, and explained its software and hardware explicitly.
给出了一个简单便携式虚拟示波器及信号发生器的设计方法，从软件到硬件两方面做了详细阐述。
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In this paper, we introduce a new way that realize Lissajous figure in the portable digital oscilloscope with FPGA.