机电部第三研究所研制成彩色多画面电视接收机,并于1990年12月在全国电子产品成果展览会上展出。该机是将一块独立的多画面功能电路板插入整机而获得电视机视频多画面的。它可以适用于多种机型。小画面可以是1/9或1/4整机画面,且能在四角移动,可活动、可静止。三个1/9的小画面可以在主画面的左或右侧显示二个静 Third Institute of Electrical and Mechanical Research developed a color multi-screen television receiver, and in December 1990 in the National Electronic Products Exhibition on display. The machine is an independent multi-screen function board into the machine and get TV video multi-screen. It can be applied to a variety of models. Small screen can be 1/9 or 1/4 of the whole screen, and can move in the four corners, can be active, can be static. Three 1/9 small pictures can show two stills on the left or right side of the main picture