LTE网规网优基础知识问答汇总(全集)--华为.pdf

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1、LTE网规网优基础知识问答汇总-MadebyUNREGISTEREDversionofEasyCHMLTE网规网优基础知识问答汇总-MadebyUNREGISTEREDversionofEasyCHMTableofContents1.LTE网规网优FAQ_基本概念篇...................................................................................................41.1为什么要从3G向LTE演进......

2、........................................................................................41.2LTE扁平网络架构是什么...................................................................................................41.3相对于3G来说LTE采用了哪些关键技术.............................

3、..........................................51.4OFDM基本原理...................................................................................................................71.5单用户MIMO和多用户MIMO的区别................................................................

4、............81.6LTE上行为什么要采用SC-FDMA技术............................................................................91.7为什么说OFDM技术容易和MIMO技术结合................................................................91.8LTEFDD和TDD帧结构是什么..................................

5、....................................................101.9LTE中RB、RE及子载波概念.........................................................................................111.10LTE中CP概念及作用.............................................................................

6、.......................111.11LTE支持的带宽及表示方式...........................................................................................121.12衡量LTE覆盖和信号质量基本测量量是什么.............................................................132.LTE网规网优FAQ_物理层篇................

7、.....................................................................................142.1LTE有哪些上行和下行物理信道及物理信道和物理信号的区别..................................142.2LTE中同步信号的作用及结构是什么.............................................................................142.

8、3下行参考信号RS的基本概念.........................................................................................152.4物理广播信道PBCH的基本概念....................................................................................162.5LTE