论文部分内容阅读
在科技和信息爆炸的时代,随着高新技术日新月异,推动着现代电信迅猛向前,从而使大哥大向普及、微型、多能、一体、数字及可视六化方向发展。 普及化 因其携带使用方便、快捷,它将成为人类形影不离最理想的首选通信工具,是人类未来最亲密的朋友。据预测,到本世纪末大哥大对地球面积的覆盖率将达到20％,全世界60％的人都能用上它。目前,全球移动电话已达8700多万部,到2000年将达到2.5亿部,我国到2000年也将有1800万部之多。
In the era of science and technology and information explosion, with the ever-changing high-tech, the rapid advance of modern telecommunications has promoted the development of modern universities in terms of popularization, miniature, multi-functional, integrated, digital and visualization. Popularization Because it is easy to carry and use, it will be the ideal communication tool of choice for human beings and is the closest friend of mankind in the future. It is predicted that by the end of this century, the coverage of the world’s largest cell will reach 20%, 60% of the world can use it. At present, the number of mobile phones in the world has reached 87 million and will reach 250 million in 2000. China will have 18 million more by the year 2000.