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随着卫星技术、移动通信技术和计算机智能化的发展,一种可以在任何时候、任何地方与任何人通话的环球个人通信系统(PCS)即将问世。PCS是在数字式或蜂窝式移动电话、智能化和综合化电信网的基础上发展起来的一种最新通信方式。其特点是:世界上每个人只有一个特定的电信代码(如同身份证号码),通话时只要拨这个号码,信号便能通过围绕地球运转的一组低轨道卫星,同位于地球任一角落的收话人直接通话,并自动把通话费记在送话人
With the development of satellite technology, mobile communication technology and computer intelligence, a Universal Personal Communication System (PCS) that can talk to anyone at anytime and anywhere is coming soon. PCS is the latest form of communication developed on the basis of digital or cellular mobile phones, intelligent and integrated telecommunications networks. It is characterized by the fact that everyone in the world has only one specific telecommunication code (like an ID card number). Whenever you dial a number, the signal can pass through a group of low-orbit satellites orbiting the earth, Talk directly to the caller and record the call charge automatically to the caller