电话通信面临重大革新美国贝尔电话实验室根据一专题调查报告指出，未来２０年内，全球电话设备市场将出现重大变化。袖珍电话将充斥市场。美国、欧洲和日本已有近２０家大公司在这方面不吝投资，美国国内市场民望，２０１０年全美国将有一半的电话用户拥有无线袖珍电话；... Phone communications are facing major innovations Bell Telephone Laboratory in the United States according to a special survey report pointed out that the next 20 years, the global telephone equipment market will be significant changes. Pocket phones will be flooding the market. Nearly 20 major companies in the United States, Europe and Japan have invested heavily in this field. The U.S. domestic market is optimistic that in 2010, half of all U.S. phone users have wireless pocket phones.