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本文主要介绍欧洲各国的数字移动通信系统研制现状,并概括地介绍 GSM 欧洲统一数字移动通信系统的设想。同时也介绍了信号传输、多路复用控制乃至语音编码等技术的研制现状。
This article mainly introduces the current situation of digital mobile communication system in European countries and briefly introduces the concept of GSM unified digital mobile communication system in Europe. Also introduced the signal transmission, multiplexing control and even voice coding and other technology research and development status quo.