过去十年间IT技术在电视广播设施中得到越来越广泛的应用之事实是毋庸置疑的。之前,IT技术仅被认为是一种适用于金融业和行政管理的技术工具,它在演播室与制作领域只有极少量的运用,而在播出领域则几乎完全被束之高阁。随着非编(NLE)和视频服务器在广播电视行业的大规模推广运用,IT技术才逐渐加快了向这一行业的渗透步伐,因为非编和视频服务器都深度结合了IT技术。与此同时,广播行业正在想法设法将原先一些只能由外部设备完成的功能整合入基带切换矩阵中。如模拟转数字的 The fact that IT technologies have become more widely used in television broadcasting facilities over the past decade is beyond doubt. Previously, IT technology was only considered as a technical tool for financial industry and administration. It was used only minimally in studio and production, and almost completely shelved in the broadcast area. With the large-scale deployment of NLE and video servers in the broadcast television industry, IT technology has gradually accelerated the pace of infiltration into the industry, as non-compiled and video servers are deeply integrated with IT technologies. At the same time, the broadcast industry is thinking of trying to integrate some of the original functions that could only be done by external devices into the baseband switch matrix. Such as analog to digital