论文部分内容阅读
光纤VS无线拥有未来2000年是接入线路高速化浮出水面的一年。除了已经开始的CATV(有线电视)通信服务、xDSL(Digital Subcriber Line:数字用户线)服务外,使用无线和光纤的服务也陆续亮相。其中使用有线电缆的CATV和xDSL,可以说是在大容量光纤未完备之前的过度性解决方案。从中长期来看,光纤与无线无疑是一对技术“竞争对手”。21世纪接入线路的种子选手,是光纤抑或无线? 从目前的普及情况来看,光纤领先于无线。现在,美、日正在积极推进馈
Optical fiber VS wireless has the future 2000 is the speed of access lines surfaced in the year. In addition to the already-started CATV (cable television) communication service and the xDSL (Digital Subcriber Line) service, wireless and fiber-based services are also appearing. The use of cable CATV and xDSL, can be said that in the large-capacity optical fiber before the over-the-solution. In the medium to long term, fiber and wireless are undoubtedly a pair of technology “competitors.” The 21st century access line seed players, optical fiber or wireless? From the current popularity of the situation, the optical fiber ahead of the wireless. Now, the United States, Japan are actively promoting feed