lte干擾專(zhuān)項(xiàng)總結(jié)報(bào)告

1、LTE干擾專(zhuān)項(xiàng)總結(jié)報(bào)告目錄目錄一、LTE干擾專(zhuān)項(xiàng)淮安排查成果..........................................................................41.1淮安干擾小區(qū)比例改善狀況......................................................................41.2淮安各類(lèi)干擾類(lèi)型改善情況..............

2、........................................................41.3干擾主要系統(tǒng)問(wèn)題改進(jìn)進(jìn)展......................................................................61.4干擾排查工具介紹..................................................................

3、...................71.5LTE干擾分類(lèi).............................................................................................11二、LTE上行干擾排查處理流程........................................................................112.1LTE

4、干擾排查方法.....................................................................................11三、F頻段干擾整治............................................................................................143.1系統(tǒng)間干擾................

5、...............................................................................143.1.1雜散干擾.........................................................................................143.1.1.1雜散干擾定義..........................

6、.....................................................143.1.1.2OMC頻域特征...............................................................................153.1.1.3干擾排查流程.........................................................

7、......................153.1.1.4干擾整治措施...............................................................................153.1.1.4.1DCS1800雜散干擾案例—更換濾波器......................................153.1.1.4.2OFDM雜散干擾案例—調(diào)整方位角.........

8、..................................173.1.1.4.3DCS1800雜散干擾案例—增加垂直隔離度...............................193.1.1.5后續(xù)規(guī)避措施...............................................................................203.15基站隱性故障干擾定義.............

9、...........................................................473.16OMC頻域特征.......................................................................................473.17干擾排查流程.................................................

10、.......................................473.18干擾整治措施........................................................................................483.19RRH硬件故障干擾－RSSI不平衡........................................................48

11、3.20大話務(wù)場(chǎng)景干擾電平抬升....................................................................503.21大話務(wù)場(chǎng)景干擾簡(jiǎn)述............................................................................503.22OMC頻域特征.................................

12、......................................................503.23V型干擾的初步分析.............................................................................503.24V型干擾小區(qū)詳細(xì)指標(biāo)分析及產(chǎn)生原理.............................................513.25

13、V型干擾的歷史數(shù)據(jù)分析.....................................................................513.26V型干擾小區(qū)的產(chǎn)生原理.....................................................................533.27V型干擾小區(qū)的參數(shù)說(shuō)明.....................................

14、................................543.28V型干擾小區(qū)的經(jīng)驗(yàn)總結(jié).....................................................................54四、D頻段干擾整治...........................................................................................

15、554.1D頻段干擾簡(jiǎn)介........................................................................................554.2D頻段干擾案例........................................................................................554.3D頻段整體抬升型干擾的案例..

16、..............................................................554.4D頻段gps告警導(dǎo)致的區(qū)域干擾案例.....................................................58五、E頻段（室分）干擾整治....................................................................