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八十年代末,移动通信业务在世界各地迅速发展。数字无绳电话(CORDLESS TELEPHONE)是一种面向大众的移动电话业务系统,它作为一种新型的大众化市场价格的个人移动通信业务,受到了人们的普遍重视。但是由于数字无绳电话在发展初期不具备双向通信能力,故称数字无绳电话产品(CT2)为公用无绳电话(TELEPOINT)系统。随着科学技术的飞速发展,数字无绳电话系统有了部分双向通信功能,目前其实现方式有以下几种形式:
The late eighties, mobile communications business in the world rapid development. The digital cordless phone (CORDLESS TELEPHONE) is a mass-market mobile phone service system. It has received universal attention as a new personal mobile communication service at a popular market price. However, digital cordless phones (CT2) are called TELEPOINT systems because they do not have the capability of two-way communication in their early stages of development. With the rapid development of science and technology, the digital cordless telephone system has some bidirectional communication functions. At present, there are several ways to realize the digital cordless telephone system: