The paper mainly deals with the approaches of expanding the oscilloscope functions with analog switches, and the ways in upgrading the single signal oscilloscope into multi-signal oscilloscope.
本文主要说明如何用模拟开关扩展示波器的功能，及将单踪示波器变为多踪示波器。
Video, signal processing, image storing, encoding and decoding techniques are used for time-share analog switching and splicing of multi-channel video signals.
本发明采用视频技术、信号处理技术、图象存贮技术及编解码技术等对多路视频信号作时分模拟切换与拼接。
Implemented with SDRAM run nios, while saving camera data SRAM, Channelized receiver based on multi-phase structure, Random PPM modulated analog signal unde.
实现用SDRAM运行nios，同时用SRAM保存摄像头数据，基于多相结构的信道化接收机，随机调制信号下的模拟p pm。
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