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本文全面介绍了江苏广播电视总台全数字新闻演播系统的设计与实现,重点对视频系统作了详尽的阐述,包括切换台、摄像机、特技台、同步、字幕、矩阵、应急及技监系统,随后对音频及通话系统作了介绍,最后对安装、调试中出现的问题提出了解决方案。测试表明,该系统的各项指标达到数字电视相关标准。
This paper introduces the design and implementation of the all-digital news broadcast system of Jiangsu Radio and Television Station. The video system is mainly elaborated, including switcher, video camera, stunt station, synchronization, subtitle, matrix, emergency and technical monitoring system, Then introduced the audio and call system, and finally put forward solutions to the problems in installation and debugging. Test shows that the indicators of the system to achieve the relevant standards of digital television.