第三代移动通信系统的链路预算分析

Analysis of link budget for 3G mobile communication system

链路预算是网络规划与设计中必不可少的一步,通过链路预算能够指导规划区内小区半径的设置、确定所需基站数目和站址的分布。详细分析第三代移动通信系统的链路预算问题,并与第二代移动通信链路预算进行比较,分析第三代移动通信系统网络规划与设计中的难点和关键,并给出第三代移动通信系统链路预算方法、步骤以及关键设置参数。

Link budget is essential in the network planning and design,can guide the radius settings,the numbers of base stations and the address distribution.This paper expounds the link badget of 3G mobile commanication system,compares with 2G mobile communication link budget.It analyzes the difficulties and key technology in the network planning and design of 3G mobile communication system,presents the methods,step and key parameters settings for 3G mobile communication system link budget.