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针对先前的标清DSNG卫星车,随着高清时代的快速发展,已经难以适应高清节目制作和播出的需要,在此情况下,对原有三辆DSNG卫星车先后进行了高清化升级。本文简述福建省广播影视集团技术中心DSNG卫星车的高清化升级改造的实施方案、设备的选型、安装集成和运行。高清升级后的DSNG卫星车系统,不仅满足新闻、体育等现场直播的需要,同时可满足一般的电视节目制作需要,提高了社会经济效益,系统达到了稳定性、安全性、经济性的统一目标。升级后系统投入使用近一年,完成了新闻、体育、综艺现场直播任务,系统可靠性稳定性得到时间的验证,使我台高清制作与播出都上了一个新的台阶。
In view of the previous SD SDG satellite vehicles, with the rapid development of the HD era, it has been difficult to meet the needs of high-definition program production and broadcasting. In this case, the original three DSNG satellite vehicles have been HD upgraded. This article briefly describes the implementation plan of HD upgrade and reconstruction of DSNG satellite car of Fujian Radio, Film and Television Group Technical Center, equipment selection, installation, integration and operation. HD upgraded DSNG satellite car system, not only to meet the news, sports and other live broadcast needs, at the same time to meet the general TV program production needs, improve social and economic benefits, the system has reached a unified goal of stability, security and economy . After the system was put into use for nearly a year, the news, sports, variety live broadcast tasks were completed, and the system reliability and stability were verified by time, bringing the production and broadcast of HDTV in our country to a new level.