【資料名稱】：NEC微波傳輸系統(tǒng)（中文資料）

【資料作者】：NEC 無(wú)線通信有限公司

【資料日期】：2007

【資料語(yǔ)言】：中文

【資料格式】：DOC

【資料目錄和簡(jiǎn)介】：

目 錄
縮略語(yǔ)表.........… .. .................................................................….....................................i
1. 介紹.......................................................................................................................................1
2. 特征.......................................................................................................................................3
2.1 先進(jìn)的技術(shù).........................................................................................................................3
2.2 高系統(tǒng)增益.........................................................................................................................3
2.3 安裝簡(jiǎn)單快速.....................................................................................................................3
2.4 頻率調(diào)諧方便.....................................................................................................................3
2.5 系統(tǒng)靈活............................................................................................................................3
2.6 維護(hù)簡(jiǎn)單............................................................................................................................3
2.7 勤務(wù)信道............................................................................................................................4
2.8 APS(自動(dòng)保護(hù)切換)功能......................................................................................................5
2.9 XPIC(交叉極化干擾消除器) ..................................................................................................6
2.10 交叉連接(XC) ...................................................................................................................7
2.11 PASOLINK網(wǎng)絡(luò)管理系統(tǒng)（PNMSj） ................................................................................10
2.12 PASOLINK網(wǎng)絡(luò)管理終端（PNMTj）.................................................................................10
2.13 ODU安裝的靈活性...........................................................................................................10
2.13.1 1＋0系統(tǒng)...............................................................................................................11
2.13.2 1＋1系統(tǒng)...............................................................................................................11
2.13.3 2＋0系統(tǒng)（雙極化天線用于鄰波道或同波道分配） ...................................................11
2.14 IDU配置的選擇................................................................................................................16
3. 框圖與描述.........................................................................................................................18
4. 網(wǎng)絡(luò)管理系統(tǒng).....................................................................................................................22
4.1 簡(jiǎn)介...................................................................................................................................22
4.2 特性...................................................................................................................................23
4.2.1 通用平臺(tái).......................................................................................................................23
4.2.2 友好的用戶操作.............................................................................................................23
4.2.3 面向鏈路的管理&控制....................................................................................................23
4.2.4 遠(yuǎn)程訪問(wèn)及控制.............................................................................................................23
4.2.5 事件日志.......................................................................................................................23
4.2.6 告警管理.......................................................................................................................24
4.2.7 ITU-T G.826 性能監(jiān)視....................................................................................................24
4.2.8 安全性...........................................................................................................................24
4.2.9 SNMP 接口...................................................................................................................24
5. 性能參數(shù).............................................................................................................................25
5.1 概述...................................................................................................................................25
5.2 基帶接口...........................................................................................................................26
5.2.1 數(shù)字信號(hào)接口(可替換) ....................................................................................................26
PASOLINK NEO 數(shù)字微波系統(tǒng)
- ii -
5.2.2 局域網(wǎng)接口(10/100Base-T(X)) ........................................................................................26
5.2.3 局域網(wǎng)接口(GbE)...........................................................................................................28
5.2.4 勤務(wù)信道(SC) ................................................................................................................28
5.2.5 LCT(PNMT) 接口.............................................................................................................28
5.2.6 PNMS接口.....................................................................................................................28
5.2.7 RF I/O端口.....................................................................................................................28
5.2.8 并行告警接口.................................................................................................................29
5.2.9 路旁接口.......................................................................................................................29
5.2.10 接口卡菜單 ..................................................................................................................30
5.3 ODU (室外單元)和系統(tǒng)性能...........................................................................................31
5.4 IDU (室內(nèi)單元)和系統(tǒng)性能.............................................................................................35
5.5 HYBRID (混合器/分路器)................................................................................................40
5.5.1 指標(biāo)..............................................................................................................................40
5.5.2 物理尺寸.......................................................................................................................41
5.5.3 安裝向?qū)?......................................................................................................................42
5.6 10dB耦合器......................................................................................................................43
5.6.1 指標(biāo)..............................................................................................................................43
5.6.2 物理尺寸.......................................................................................................................44
5.7 OMT(直接安裝變換器) ....................................................................................................45
5.7.1 特性..............................................................................................................................45
5.7.2 指標(biāo)..............................................................................................................................46
5.7.3 物理尺寸.......................................................................................................................46
5.8 PASOLINK天線................................................................................................................47
5.8.1 天線配置.......................................................................................................................47
5.8.2 直接安裝天線菜單及性能................................................................................................47
5.9 PASOLINK MONITOR....................................................................................................48