论文部分内容阅读
随着经济建设的发展,当今电视事业已步入多元化、立体化的时代,即在同一空间有多套电视节目通过多种形式同时播出,无线电视、有线电视、卫星电视三者共存,混合覆盖。比如,在一个地区,过去只能收看到中央台、省台,以及本地无线台共3套电视节目,现在,通过有线电视联网则能收看到近20套节目。在这场激烈的电视竞争中,地方无线电视台由于受到传输方式、地理位置、频道节目设置等方面的限制,面临着严峻的挑战。
With the development of economic construction, today’s television industry has entered a pluralistic and three-dimensional era in which multiple sets of television programs are broadcast simultaneously in multiple forms in the same space. The coexistence of radio and television, cable television and satellite television, Mixed cover. For example, in one area, in the past, only three sets of television programs were watched by CCTV, provincial stations and local wireless stations. Now, nearly 20 programs can be watched through cable television network. In this fierce television competition, local wireless television stations are facing severe challenges due to restrictions on transmission methods, geographical location and channel settings.