数字压缩技术 meaning in English
dct digital compression technology
Examples
- One of the most important events in the history of the development of tv technologies is the implementation of digital compression technology , which leads tv industry into a new rapidly developing stage . with satellite , cable and terrestrial transmission channels , dvb , of which the digital compression is the core technology , has such features as two - way channels , interactive functions , etc . in dvb system , the information of video , audio and text is digitalized and integrated to form a new kind of tv program . furthermore , through online digital information broadcasting , people can browse information of other programs while watching several programs just as they have done on the internet
电视技术发展史上最重要的里程碑是数字压缩技术的广泛应用,它将电视事业带入一个新的高速发展时期,以数字压缩为核心技术的数字电视广播通过卫星有线和地面传输具有多功能双向传输交互性等特点,不仅将图像声音和文字等信息数字化,而且将有关信息相互链接并有机地结合在一起形成了新的节目形态,特别是其采用了数字信息在线广播方式,观众在收看到多套节目的同时还可以像访问互联网那样浏览其它节目信息。 - Furthermore , in the second part , the author makes a deeply discussion and research on the design scheme of dalian tv station non - linear av editing network including the double - net framework , the digital compress technique , the virtual storage technique , the choices of digital compress format , the account of terminal stations , the manage functions and security of the system , etc . finally , in the third part , the author introduces the progress of non - linear av editing network in the future , showing the choices of compress format , software function , i / o interface , whole system of programming and broadcast , combining with internet and interactive tv , points out the direction of tomorrow tv technology system
在此基础上，随后在文章第二部分对大连电视台的非线性视音频编辑网建设从其核心技术与具体网络设计方案进行了详细的阐述。其核心技术主要包括双网结构、数字压缩技术、虚拟存储技术等；具体网络设计方案则包括数字压缩格式的选择、站点的数量及功能、系统的管理功能及安全性分析等几个方面。文章的第三部分则主要通过压缩格式选择、软件功能、上下载接口、制播一体化、与internet结合、交互电视等方面展开对电视台非线性编辑网络的发展的论述，指出未来电视技术系统的发展方向。