码分多址数字蜂窝系统容量提高的几种关键技术

The Key Techniques for Improving the Capacity in CDMA Digital Cellular System

个人通信对容量的需求越来越显示出码分多址技术的重要性。本文对照频分多址和时分多址系统的频谱效率，阐述了码分多址系统提高系统容量的几项关键技术。

CDMA technique is of great importance with the introduction of personel communication network.The author has described several key techniques for improving the capacity of CDMA digital celullar system,comparing to the spectral efficiency of FDMA and TDMA cellular system.