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如今在北美及欧洲,广播公司、有线电视台、ISP正面对日以剧增的竞争压力和多媒体业务需求的不断增长,它们正在寻求各种有效的方法来充分利用广播系统的宽带,向广大的观众提供Internet的丰富内容和信息访问,以获得丰厚的回报。美国的广播业已经建立了数字广播基础网络,我国一些省市的有线电视台也已经或正在建立。这些数字网络具有传送Internet数据的潜力,大量的投资和数百兆的带宽投向了数字电视。但是这些广播企业缺乏在网络上有效地将电视与Web内容组合、生成新的利润增长点的手段。于是,广播Internet应运而生。
Now in North America and Europe, broadcasters, cable TV stations and ISPs are facing increasing competitive pressure and increasing demand for multimedia services, and they are looking for ways to take full advantage of the broadcast system’s broadband and reach a broad audience Provide rich content and information access to the Internet for lucrative rewards. The U.S. broadcasting industry has already established a basic network for digital broadcasting. Some cable television stations in some provinces and cities in China have also been or are being established. These digital networks have the potential to deliver Internet data, with significant investment and hundreds of megabytes of bandwidth devoted to digital television. However, these broadcasters lack the means to efficiently combine television and Web content on the Internet to generate new profit growth points. As a result, broadcast Internet came into being.