【資料名稱】：福諾TD-LTE網(wǎng)絡(luò)規(guī)化優(yōu)化案例手冊(cè)

【資料作者】：福諾

【資料日期】：2013

【資料語(yǔ)言】：中文

【資料格式】：PDF

【資料目錄和簡(jiǎn)介】：

目錄
一、 網(wǎng)絡(luò)規(guī)劃 .................................................................................................................... 5
1.1 網(wǎng)絡(luò)規(guī)劃 .................................................................................................................... 5
1.1.1 PCI 規(guī)劃原理 ..................................................................................................... 5
二、 網(wǎng)絡(luò)優(yōu)化 .................................................................................................................... 6
2.1 室分單站優(yōu)化介紹及案例 ........................................................................................ 6
2.1.1 雙路室分天饋系統(tǒng)故障導(dǎo)致的下行速率低問(wèn)題 ............................................ 6
2.1.2 雙路室分系統(tǒng)采用定向天線，導(dǎo)致SINR 以及下載速率不穩(wěn)定問(wèn)題 ......... 7
2.1.3 傳輸受限判定 .................................................................................................... 8
2.1.4 室內(nèi)外小區(qū)協(xié)同 ................................................................................................ 9
2.2 宏站單站優(yōu)化介紹及案例 ...................................................................................... 10
2.2.1 傳輸模式設(shè)置錯(cuò)誤導(dǎo)致下載速率慢 .............................................................. 10
2.2.2 兩扇區(qū)夾角過(guò)小導(dǎo)致SINR 低、速率低 ....................................................... 11
2.2.3 單站速率不達(dá)標(biāo)問(wèn)題分析及優(yōu)化 .................................................................. 12
2.2.4 單站覆蓋問(wèn)題排查及調(diào)整 .............................................................................. 13
2.3 簇優(yōu)化介紹及案例 .................................................................................................. 14
2.3.1 高RSRP\低SINR 導(dǎo)致路段速率低分析 ...................................................... 14
2.3.2 NSN-RL25 設(shè)備Downlink reference signals transmission power
boost 參數(shù)對(duì)簇優(yōu)化指標(biāo)的影響 ................................................................................. 15
福諾 TD-LTE 網(wǎng)絡(luò)規(guī)化優(yōu)化案例手冊(cè) Page3
2.3.3 子幀配置錯(cuò)誤導(dǎo)致周邊小區(qū)下載速率很低 .................................................. 16
2.3.4 模3干擾導(dǎo)致SINR差................................................................................... 17
2.3.5 切換掉線問(wèn)題 .................................................................................................. 18
2.3.6 天線傳輸模式切換參數(shù)影響下載速率 .......................................................... 19
2.3.7 跨MME的ENB沒有作鄰區(qū)導(dǎo)致無(wú)法正常業(yè)務(wù) ........................................ 20
2.3.8 鄰區(qū)問(wèn)題導(dǎo)致無(wú)法切換 .................................................................................. 21
2.4 室分設(shè)計(jì)方案審核經(jīng)驗(yàn)介紹 .................................................................................. 22
2.4.1 室分弱覆蓋問(wèn)題審核1 ................................................................................... 22
2.4.2 分弱覆蓋問(wèn)題審核2 ....................................................................................... 23
2.4.3 室分設(shè)計(jì)方案審核流程 .................................................................................. 24
三、 后臺(tái)及網(wǎng)管 .............................................................................................................. 25
3.1 網(wǎng)管操作 .................................................................................................................. 25
3.1.1 用CMEditor修改參數(shù)的方法 ...................................................................... 25
3.1.2 如何開啟異頻切換 .......................................................................................... 27
3.1.3 日常參數(shù)修改 .................................................................................................. 29
3.2 指標(biāo)分析 .................................................................................................................. 30
3.2.1 基站間切換成功率低分析 .............................................................................. 30
3.2.2 Batrana查看基站指標(biāo) ................................................................................... 32
3.3 告警處理分析 .......................................................................................................... 34