“信息高速公路”(InformationHighway),是发达国家着眼于下世纪国力竞争的一个焦点.是融合计算机联网服务、电话及有线电视等功能.将数据、图像经过压缩后.以数千倍的速率在高速公路上快速传递.自1960年第一台激光器问世后.激光成了人们解决通信问题的 InformationHighway, a focus of developed countries’ competition for national power in the next century, is a fusion of computer networking services, telephone and cable television functions, etc. After data and images are compressed, Passing Fast on the Highway After the first laser was introduced in 1960, lasers became a problem for people to solve communications problems