接入網(wǎng)技術(shù)及其應(yīng)用

1、技術(shù)專題接入網(wǎng)國(guó)訊集團(tuán)技術(shù)研究發(fā)展部1目錄一、一、我國(guó)的高速接入技術(shù)我國(guó)的高速接入技術(shù)..........................................................................................71接入網(wǎng)概念接入網(wǎng)概念...........................................................................

2、..................................................72“數(shù)字用戶線數(shù)字用戶線”（DSL）技術(shù)）技術(shù).................................................................................................93光纖接入的技術(shù)光纖接入的技術(shù).................................

3、....................................................................................94光纖和同軸電纜混合方式光纖和同軸電纜混合方式.....................................................................................................95無(wú)線接入技術(shù)無(wú)線接

4、入技術(shù).........................................................................................................................9二、二、高速銅線接入技術(shù)高速銅線接入技術(shù)...........................................................................

5、...................9156KMODEM............................................................................................................................92ISDN.............................................................

6、.........................................................................103XDSL.....................................................................................................................................113.1AD

7、SL................................................................113.1.1ADSL的不足和簡(jiǎn)化的ADSL..........................................113.1.2ADSL的發(fā)展趨勢(shì)..................................................123.2VDSL...............

8、.................................................123.2.1AMATI的時(shí)分“乒乓DMT”方案........................................133.2.2頻分復(fù)用CAP方案.................................................133.2.3DAVIC1.0sFTTC標(biāo)準(zhǔn)方案..................

9、........................133.2.4CAPDWMT混合解決方案............................................163.3HDSL................................................................163.3.1HDSL標(biāo)準(zhǔn)..............................................

10、..........163.3.2HDSL的技術(shù)特點(diǎn)及其編碼技術(shù)......................................163.3.3CAP與2B1Q兩種編碼方式的比較....................................173.3.4新的HDSL傳輸系統(tǒng)................................................173.4小結(jié)..................

11、..............................................18三、三、GABLEGABLEMODEM(MODEM(線纜調(diào)制解調(diào)器線纜調(diào)制解調(diào)器)......................................................................1818四、四、混合光纖同軸網(wǎng)（混合光纖同軸網(wǎng)（HFCHFC）技術(shù)）技術(shù).........................

12、.................................................1818五、五、光纖接入技術(shù)光纖接入技術(shù)....................................................................................................19191.1SDH結(jié)構(gòu).......................................

13、.....................201.1.1窄帶光纖用戶環(huán)路設(shè)備：DLC........................................201.1.2窄帶無(wú)源光網(wǎng)絡(luò)系統(tǒng)：STMPON......................................201.1.3寬帶分插復(fù)用設(shè)備：ATMADM........................................211.1.4寬帶無(wú)源光網(wǎng)絡(luò)系

14、統(tǒng)：ATMPON......................................211.2SDH在接入網(wǎng)應(yīng)用中的主要問(wèn)題........................................211.2.1映射和復(fù)用.......................................................211.2.2設(shè)備......................................

15、.......................211.2.3速率.............................................................211.2.4開銷.............................................................211.2.5網(wǎng)管................................................

16、.............22技術(shù)專題接入網(wǎng)國(guó)訊集團(tuán)技術(shù)研究發(fā)展部3七、接入網(wǎng)的建設(shè)七、接入網(wǎng)的建設(shè)......................................................................................................32321我國(guó)接入網(wǎng)發(fā)展建設(shè)的戰(zhàn)略目標(biāo)我國(guó)接入網(wǎng)發(fā)展建設(shè)的戰(zhàn)略目標(biāo)...................................

17、....................................................362我國(guó)接入網(wǎng)建設(shè)存在的問(wèn)題我國(guó)接入網(wǎng)建設(shè)存在的問(wèn)題...............................................................................................363接入網(wǎng)建設(shè)的建議接入網(wǎng)建設(shè)的建議...........................

18、....................................................................................374光纖接入網(wǎng)的建設(shè)光纖接入網(wǎng)的建設(shè)...............................................................................................................384.1光

19、纜物理網(wǎng)..........................................................384.1.1網(wǎng)絡(luò)結(jié)構(gòu).........................................................384.1.2光纖的選擇.......................................................394.1.3光纜交接箱...........

20、............................................394.1.4接入方式的選擇...................................................394.2接入網(wǎng)網(wǎng)管系統(tǒng)建設(shè)..................................................404.2.1網(wǎng)管系統(tǒng)的基本管理功能應(yīng)包括如下內(nèi)容：.....................

21、......404.2.2網(wǎng)管系統(tǒng)的管理信息組織方式如下：.................................404.3光纜網(wǎng)的維護(hù)管理....................................................404.3.1AURA接入網(wǎng)光纜監(jiān)測(cè)維護(hù)系統(tǒng)....................................414.4接入網(wǎng)的引入對(duì)網(wǎng)絡(luò)結(jié)構(gòu)演變的影響..............

22、......................415中國(guó)接入網(wǎng)發(fā)展建設(shè)技術(shù)政策中國(guó)接入網(wǎng)發(fā)展建設(shè)技術(shù)政策...........................................................................................425.1優(yōu)化電信網(wǎng)的結(jié)構(gòu)，增加交換機(jī)的系統(tǒng)容量，減少交換局所................425.2積極發(fā)展建設(shè)光纖接入網(wǎng)...............

23、...............................425.3積極推廣應(yīng)用V5接口技術(shù).............................................425.4統(tǒng)一建設(shè)用戶接入網(wǎng)集中操作維護(hù)管理系統(tǒng)..............................435.5遠(yuǎn)近結(jié)合，適度超前地建設(shè)接入網(wǎng)......................................436在接入網(wǎng)發(fā)展建設(shè)中正確處

24、理幾個(gè)問(wèn)題在接入網(wǎng)發(fā)展建設(shè)中正確處理幾個(gè)問(wèn)題...........................................................................436.1充分認(rèn)識(shí)做好接入網(wǎng)發(fā)展建設(shè)工作的重要性和緊迫性......................436.2切實(shí)加強(qiáng)接入網(wǎng)的宏觀調(diào)控............................................446.3接入網(wǎng)建設(shè)要滿

25、足市場(chǎng)需要............................................446.4接入網(wǎng)的發(fā)展建設(shè)要從實(shí)際出發(fā)，注重實(shí)踐..............................446.5充分利用銅線資源....................................................456.6遠(yuǎn)端模塊與接入網(wǎng)的關(guān)系....................................

26、..........456.7綜合布線建設(shè)的問(wèn)題..................................................456.8電源問(wèn)題............................................................45八、八、接入網(wǎng)技術(shù)的發(fā)展趨勢(shì)接入網(wǎng)技術(shù)的發(fā)展趨勢(shì)...................................................

27、.................................32321我國(guó)接入網(wǎng)的試驗(yàn)和應(yīng)用現(xiàn)狀我國(guó)接入網(wǎng)的試驗(yàn)和應(yīng)用現(xiàn)狀...........................................................................................322網(wǎng)絡(luò)發(fā)展趨勢(shì)網(wǎng)絡(luò)發(fā)展趨勢(shì)..................................................

28、.....................................................................332.1接入方式............................................................332.2系統(tǒng)方面............................................................332.3網(wǎng)絡(luò)和設(shè)備的定時(shí)

29、要求................................................332.4組網(wǎng)方式............................................................332.5網(wǎng)絡(luò)接口及其指標(biāo)....................................................343接入網(wǎng)發(fā)展趨勢(shì)接入網(wǎng)發(fā)展趨勢(shì)...................

30、................................................................................................343.1內(nèi)置SDH接入網(wǎng)......................................................343.2以ATM技術(shù)為基礎(chǔ)的無(wú)源光網(wǎng)絡(luò)（APON）...............................