室分干擾排查流程(已修改)
2024-11-12 09:38 本頁面
【正文】 1 中國移動公司 室分系統(tǒng) 干擾排查及處理流程 目錄 一、背景 ......................................................................................................................... 2 二、上行干擾的分類 ....................................................................................................... 2 直放站干擾 ........................................................................................................... 2 CDMA 基站或直放站的干擾 ................................................................................... 3 自身器件的干擾 .................................................................................................... 3 外來有意干擾 ....................................................................................................... 4 互調(diào)干擾 ............................................................................................................... 4 EMI 干擾 ................................................................................................................ 4 三、干擾處理準(zhǔn)備工作 ................................................................................................... 4 小區(qū)干擾情況的了解 ............................................................................................ 4 設(shè)備及器件產(chǎn)品情況 ............................................................................................ 5 周邊網(wǎng)絡(luò)環(huán)境情況了解 ......................................................................................... 5 干擾排查所需的 主要工具和輔助工具 ................................................................... 5 四、 OMCR 判斷法 .......................................................................................................... 5 五、現(xiàn)場干擾排查步驟 ................................................................................................... 6 六、不同類型上行干擾的處理方法 ................................................................................. 7 無線直放站干擾 .................................................................................................... 7 光纖直放站干擾 .................................................................................................... 9 自身無源器件的干擾 .......................................................................................... 14 CDMA 基站或直放站的干擾 ................................................................................. 17 外來有意干擾 ..................................................................................................... 17 互調(diào)干擾 ............................................................................................................. 18 EMI 干擾 .............................................................................................................. 18 2 一
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