欢乐生肖

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聯系人:賴麗琴
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當前位置:首頁 >> 專業知識 >> 光纜的傳輸特性

GUANGLANDECHUANSHUTEXING

FABUSHIJIAN:2017/4/24 SHU WENZHANGLAIYUAN:admin SHU LIULANCISHU:3985

GUANGXIANTONGXINJISHUYINGYONGXUNSUZENGCHANG,ZI1977NIANGUANGXIANXITONGSHOUCISHANGYONGANZHUANGYILAI,DIANHUAGONGSIJIUKAISHISHIYONGGUANGXIANLIANLUTIDAIJIUDETONGXIANXITONG。JINTIANDEXUDUODIANHUAGONGSI,ZAITAMENDEXITONGZHONGQUANMIANSHIYONGGUANGXIANZUOWEIGANXIANJIEGOUHEZUOWEICHENGSHIDIANHUAXITONGZHIJIANDECHANGJULILIANJIE。TIGONGSHANGYIKAISHIYONGGUANGXIAN/TONGZHOUHUNHEXIANLUJINXINGSHIYAN。ZHEZHONGHUNHEXIANLUYUNXUZAILINGYUZHIJIANJICHENGGUANGXIANHETONGZHOUDIANLAN,ZHEZHONGBEICHENGWEIJIEDIANDEWEIZHI,TIGONGJIANGGUANGMOCHONGZHUANHUANWEIDIANXINHAODEGUANGJIESHOUJI,RANHOUXINHAOZAIJINGGUOTONGZHOUDIANLANBEICHUANSONGDAOGEGEJIATING。ZUOWEIYIZHONGTONGXINXINHAOCHUANSHUDEQIADANGSHOUDUAN,GUANGXIANWENBUTIDAITONGXIANSHIXIANERYIJIANDE,ZHEXIEGUANGLANZAIBENDIDIANHUAXITONGZHIJIANKUAYUEHENCHANGDEJULIBINGWEIXUDUOWANGLUOXITONGTIGONGGANXIANLIANJIE。

光纖是一種采用玻璃作為波導,以光的形式將信息從一端傳送到另一端的技術。今天的低損耗玻璃光纖相對于早期發展的傳輸介質,幾乎不受帶寬限制并具有獨一無二的優勢,點到點的光學傳輸系統由三個基本部分構成:產生光信號的光發送機、攜帶光信號的光纜和接收光信號的光接收機。[1]

 

產品優勢

GUANGXIANSHICHUANSHUXUNHAOJIWEIFANGBIANDEYIZHONGGONGJU,LANXIANQIZHONGYIGENXIANXIDEGUANGRUI,JIUKEYIQUDAISHANGQIANTIAOYISHANGDESHITIDETONGXUNXIANLU,WANCHENGDALIANGJICHANGJULIDETONGXUNGONGZUO。GUANGXIANCHUANSHUDE8DAYOUSHIRUXIA:

欢乐生肖1、LINGMINDUGAO,BUSHOUDIANCIZAOSHENGZHIGANRAO。

欢乐生肖2、TIJIXIAO、ZHONGLIANGQING、SHOUMINGCHANG、JIAGEDILIAN。

3、JUEYUAN、NAIGAOYA、NAIGAOWEN、NAIFUSHI,SHIYUTESHUHUANJINGZHIGONGZUO。

4、JIHEXINGZHUANGKEYIHUANJINGYAOQIUDIAOZHENG,XUNHAOCHUANSHURONGYI。

5、GAODAIKUAN,TONGXUNLIANGDASHUAIJIANXIAO,CHUANSHUJULIYUAN。

6、XUNHAOCHUANYINXIAO,CHUANSHUZHILIANGGAO。

7、BAOMIXINGGAO。

傳輸材料

欢乐生肖ZONGHEBUXIANXITONGZHONGSHIYONGDEGUANGXIANWEIBOLIDUOMO850nmBOCHANGDELED,CHUANSHULVWEI100Mbps,YOUXIAOFANWEIYUE20Km.QIXIANXINHEBAOCENGYOULIANGZHONGGUANGXUEXINGNENGBUTONGDEJIEZHIGOUCHENG。NEIBUDEJIEZHIDUIGUANGDEZHESHELVBIHUANRAOTADEJIEZHIDEZHESHELVGAO。YOUWULIXUEKEZHI,ZAILIANGZHONGJIEZHIDEJIEMIANSHANG,DANGGUANGCONGZHESHELVGAODEYICESHERUZHESHELVDIDEYICESHI,ZHIYAORUSHEJIAODUDAYUYIGELINJIEZHI,JIUHUIFASHENGFANSHEXIANXIANG,NENGLIANGJIANGBUSHOUSUNSHI。ZHESHIBAOZAIWAIWEIDEFUGAICENGJIUXIANGBUTOUMINGDEWUZHIYIYANG,FANGZHILEGUANGXIANZAICHUANCHAGUOCHENGZHONGCONGBIAOMIANYICHU。

SHENGCHANDEGUANGXIAN,WULUNSHIBOLIJIEZHIHUANSHISULIAOJIEZHI,DOUKECHUANSHUQUANBUKEJIANGUANGHEBUFENHONGWAIGUANGPU。YONGGUANGXIANZUODEGUANGLANYOUDUOZHONGJIEGOUXINGSHI。DUANJULIYONGDEGUANGLANZHUYAOYOULIANGZHONG:

欢乐生肖YIZHONGCENGJIEGOUGUANGLANSHIZAIZHONGXINJIAGANGSIHUONILONGSI,WAISHUYOURUOGANGENGUANGXIAN,WAIMIANZAIJIAYICENGSULIAOHUTAO;

另一種是高密度光纜,它有多層絲帶疊合而成,每一層絲帶上平行敷設了一排光纖。[1]

傳輸特性

欢乐生肖GUANGLANBUYIFENZHI,YINWEICHUANSHUDESHIGUANGXINHAO,SUOYIYIBANYONGYUDIANDAODIANDELIANJIE。GUANGDEZONGXIANTUOPUJIEGOUDESHIYANXINGDUODIANXITONGYIJINGJIANCHENG,DANSHIJIAGEHUANTAIGUI。YUANZESHANG,YOUGUANGXIANGONGLVSUNSHIXIAO、SHUAIJIANSHAO,YOUJIAODADEDAIKUANQIANLI,YINCI,YIBANGUANGXIANNENGGOUZHICHIDEJIETOUSHUBISHUANGJIAOXIANHUOTONGZHOUDIANLANDUODEDUO。DIJIAKEKAODEFASONGQIWEI0.85umBOCHANGFAGUANGERJIGUANLED,NENGZHICHI100MbpsDECHUANSHULVHE1.5~2KMFANWEINEIDEJUYUWANG。JIGUANGERJIGUANDEFASONGQICHENGBENJIAOGAO,QIEBUNENGMANZUBAIWANXIAOSHISHOUMINGDEYAOQIU。YUNXINGZAI0.85umBOCHANGDEFAGUANGERJIGUANJIANBOQIPINYESHIDIJIADEJIESHOUQI。

XUEBENGGUANGERJIGUANDEXINHAOZENGYIBIPINDA,DANYAOYONG20~50VDEDIANYUAN,ERPINJIANBOQIZHIXUYONG5VDIANYUAN。RUGUOYAODADAOGENGYUANJULIHEGENGGAOSULV,ZEKEYONG1.3umBOCHANGDEXITONG,ZHEZHONGXITONGSHUAIJIANHENXIAO,DANYAOBI0.85umBOCHANGXITONGGUIYUAN。LINGWAI,YUZHIPEITAODEGUANGXIANLIANJIEQIYEHENZHONGYAO,YAOQIUMEIGELIANJIEQIDELIANJIESUNHAODIYU25dB,YIYUANZHUANG,JIAGEJIAODI。GUANGXIANDEXINZIHEKONGJINGYUDA,CONGFAGUANGERJIGUANLEDJIESHOUDEGUANGYUDUO,QIXINGNENGJIUYUHAO。XINZIZHIJINGWEI100um,BAOCENGZHIJINGWEI140um DEGUANGXIAN,KETIGONGXIANGDANGHAODEXINGNENG。QIJIESHOUDEGUANGNENGBI62.5/125umGUANGXIANDEDUO4dB,BI50/125umGUANGXIANDUO8.5dB。YUNXINGZAI0.8umBOCHANGDEGUANGXIANSHUAIJIANWEI6dB/Km,YUNXINGZAI1.3umBOCHANGDEGUANGXIANSHUAIJIANWEI4dB/Km。0.8umDEGUANGXIANPINKUANWEI150MHz/Km,1.3umDEGUANGXIANPINKUANWEI500MHz/Km。

欢乐生肖ZONGHEBUXIANXITONGZHONG,ZHUGANXIANSHIYONGGUANGXIANZUOWEICHUANSHUJIEZHISHISHIFENHESHIDE,ERQIESHIBIYAODE。

采用一種光波波分復用技術WDM(WAVELENGTH DIVISION MULTI-PLEXING),可以在一條線路上復用、發送、傳輸多個位,一般按一個字節八位并行傳輸,對每個位流使用不同的波長,所以它所需的支持電路可在低速率下運行。WDM的光纖鏈路適合于字節寬度的設備接口,是一種新的數據傳輸系統。[1]

優點原理

 

GUANGLANCHUANSHUDESHIXIANYUFAZHANXINGCHENGLETADEJIGEYOUDIAN。XIANGDUIYUTONGXIANMEIMIAO1.54MHZDESULV,GUANGXIANWANGLUODEYUNXINGSULVDADAOLEMEIMIAO2.5GB。CONGDAIKUANKAN,HENDADEYOUSHISHI:GUANGXIANJUYOUJIAODADEXINXIRONGLIANG,ZHEYIWEIZHUNENGGOUSHIYONGCHICUNHENXIAODEDIANLAN,JIANGLAIJIUBUYONGGENGXINHUOZENGQIANGCHUANSHUGUANGLANZHONGXINHAO。GUANGXIANDIANLANDUIZHURUWUXIANDIAN、DIANJIHUOQITAXIANGLINDIANLANDEDIANCIZAOSHENGJUYOUJIAODADEZUKANG,SHIQIMIANYUSHOUDIANZAOSHENGDEGANRAO。CONGCHANGYUANWEIHUJIAODULAIKAN,GUANGLANZUIZHONGDEWEIHUCHENGBENHUIFEICHANGDI。GUANGXIANSHIYONGGUANGMOCHONGYANGUANGXIANLUCHUANSHUXINXI,YITIDAISHIYONGDIANMOCHONGYANDIANLANCHUANSHUXINXI。ZAIXITONGDEYIDUANSHIFASHEJI,SHIXINXIDAOGUANGXIANXIANLUDEQISHIDIAN。FASHEJIJIESHOUDAODEYIBIANMADIANZIMOCHONGXINXILAIZIYUTONGXIANDIANLAN,RANHOUJIANGXINXICHULIBINGZHUANHUANCHENGDENGXIAODEBIANMAGUANGMOCHONG。SHIYONGFAGUANGERJIGUANHUOZHURUSHIJIGUANGQICHANSHENGGUANGMOCHONG,TONGSHICAIYONGTOUJING,JIANGGUANGMOCHONGJIZHONGDAOGUANGXIANJIEZHI,SHIGUANGMOCHONGYANXIANLUZAIGUANGXIANJIEZHIZHONGCHUANSHU。YOUNEIBUQUANFANSHEYUANLIKEZHI,GUANGMOCHONGHENRONGYIYANGUANGXIANXIANLUYUNDONG,GUANGXIANNEIBUQUANFANSHEYUANLISHUOMINGLEDANGRUSHEJIAOCHAOGUOLINJIEZHISHI,GUANGJIUBUNENGCONGBOLIZHONGYICHU;XIANGFAN,GUANGXIANHUIFANSHEHUIBOLINEI。YINGYONGZHEYIYUANLIZHIZUOGUANGXIANDEDUOXINDIANLAN,SHIDEYIGUANGMOCHONGXINGSHIYANGUANGXIANLUCHUANSHUXINXICHENGWEIKENENG。GUANGXIANCHUANSHUJUYOUSHUAIJIANXIAO、PINDAIKUAN、KANGGANRAOXINGQIANG、ANQUANXINGNENGGAO、TIJIXIAO、ZHONGLIANGQINGDENGYOUDIAN,SUOYIZAICHANGJULICHUANSHUHETESHUHUANJINGDENGFANGMIANJUYOUWUFABINIDEYOUSHI。CHUANSHUJIEZHISHIJUEDINGCHUANSHUSUNHAODEZHONGYAOYINSU,JUEDINGLECHUANSHUXINHAOSUOXUZHONGJIDEJULI,GUANGXIANZUOWEIGUANGXINHAODECHUANSHUJIEZHIJUYOUDISUNHAODETEDIAN,GUANGXIANDEPINDAIKEDADAO1.0GHzYISHANG,YIBANTUXIANGDEDAIKUANZHIYOU8MHz,YIGETONGDAODETUXIANGYONGYIXINGUANGXIANCHUANSHUCHUOCHUOYOUYU,ZAICHUANSHUYUYIN、KONGZHIXINHAOHUOJIEDIANXINHAOFANGMIANGENGWEIYOUSHI。GUANGXIANCHUANSHUZHONGDEZAIBOSHIGUANGBO,GUANGBOSHIPINLVJIGAODEDIANCIBO,YUANYUANBIDIANBOTONGXUNZHONGSUOSHIYONGDEPINLVGAO,SUOYIBUSHOUGANRAO。QIEGUANGXIANCAIYONGDEBOLICAIZHI,BUDAODIAN,BUHUIYINDUANLU、LEIJIDENGYUANYINCHANSHENGHUOHUA,YINCIANQUANXINGQIANG,ZAIYIRAN,YIBAODENGCHANGHETEBIESHIYONG

 

組成部分

GUANGYUAN(YOUCHENGGUANGFASONGJI),CHUANSHUJIEZHI、JIANCEQI(YOUCHENGGUANGJIESHOUJI)。JISUANJIWANGLUOZHIJIANDEGUANGXIANCHUANSHUZHONG,GUANGYUANHEJIANCEQIDEGONGZUOYIBANDOUSHIYONGGUANGXIANSHOUFAQIWANCHENGDE,GUANGXIANSHOUFAQIJIANDANDELAISHUOJIUSHISHIXIANSHUANGJIAOXIANYUGUANGXIANLIANJIEDESHEBEI,QIZUOYONGSHIJIANGSHUANGJIAOXIANSUOCHUANSHUDEXINHAOZHUANHUANCHENGNENGGOUTONGGUOGUANGXIANCHUANSHUDEXINHAO(GUANGXINHAO)。DANGRANYESHISHUANGXIANGDE,TONGYANGNENGJIANGGUANGXIANCHUANSHUDEXINHAOZHUANHUANNENGGOUZAISHUANGJIAOXIANZHONGCHUANSHUDEXINHAO,SHIXIANWANGLUOJIANDESHUJUCHUANSHU。ZAIPUTONGDESHI、YINPIN、SHUJUDENGCHUANSHUGUOCHENGZHONG,GUANGYUANHEJIANCEQIDEGONGZUOYIBANDOUSHIYOUGUANGDUANJIWANCHENGDE,GUANGDUANJIJIUSHIJIANGDUOGEE1XINHAOBIANCHENGGUANGXINHAOBINGCHUANSHUDESHEBEI,SUOWEIE1SHIYIZHONGZHONGJIXIANLUSHUJUCHUANSHUBIAOZHUN,WOGUOHEOUZHOUDEBIAOZHUNSULVWEI2.048Mbps,GUANGDUANJIDEZHUYAOZUOYONGJIUSHISHIXIANDIANYIGUANG、GUANGYIDIANDEZHUANHUAN。YOUQIZHUANHUANXINHAOFENWEIMONISHIGUANGDUANJIHESHUZISHIGUANGDUANJI。YINCI,GUANGXIANCHUANSHUXITONGANCHUANSHUXINHAOKEFENWEISHUZICHUANSHUXITONGHEMONICHUANSHUXITONG。MONICHUANSHUXITONGSHIBAGUANGQIANGJINXINGMONIDIAOZHI,JIANGSHURUXINHAOBIANWEICHUANSHUXINHAODEZHENFU(PINLVHUOXIANGWEI)DELIANXUBIANHUA。SHUZICHUANSHUXITONGSHIBASHURUDEXINHAOBIANHUANCHENG“1”,“O”MOCHONGXINHAO,BINGYIQIZUOWEICHUANSHUXINHAO,ZAIJIESHOUDUANZAIHUANYUANCHENGYUANLAIDEXINHAO。DANGRAN,SUIZHUGUANGXIANCHUANSHUXINHAODEBUTONGSUOXUYAODESHEBEIYOUSUOBUTONG。GUANGXIANZUOWEICHUANSHUJIEZHI,SHIGUANGXIANCHUANSHUXITONGDEZHONGYAOYINSU。KEANBUTONGDEFANGSHIJINXINGFENLEI:ANZHAOCHUANSHUMOSHILAIHUAFEN: GUANGXIANZHIYANGUANGXIANDENEIXINJINXINGCHUANSHU, ZHICHUANSHUZHUMOWOMENCHENGZHIWEIDANMOGUANGXIAN(Single—Mode)。YOUDUOGEMOSHIZAIGUANGXIANZHONGCHUANSHU,WOMENCHENGZHEZHONGGUANGXIANWEIDUOMOGUANGXIAN(Multi-Mode)。

ANZHAOXIANXINZHIJINGLAIHUAFEN:HUANBIANXINGDUOMOGUANGXIAN、HUANBIANZENGQIANGXINGDUOMOGUANGXIANHEHUANBIANXINGDANMOGUANGXIANANZHAOGUANGXIANXINDEZHESHELVFENBULAIHUAFEN:JIEYUEXINGGUANGXIAN(Step index fiber),JIANCHENGSIF;TIDUXINGGUANGXIAN(Graded index fiber),JIANCHENGGIF;HUANXINGGUANGXIAN(river fiber);WXINGGUANGXIAN。

欢乐生肖GUANGLAN:DIANDUIDIANGUANGXIANCHUANSHUXITONGZHIJIANDELIANJIETONGGUOGUANGLAN。GUANGLANHAN1GENGUANGXIAN(CHENGDANXIAN),YOU2GENGUANGXIAN(CHENGSHUANGXIAN),HUOZHEGENG

 

 傳輸損耗

GUANGXIANDECHUANSHUSUNHAOTEXINGSHIJUEDINGGUANGWANGLUOCHUANSHUJULI、CHUANSHUWENDINGXINGHEKEKAOXINGDEZUIZHONGYAOYINSUZHIYI。GUANGXIANCHUANSHUSUNHAODECHANSHENGYUANYINSHIDUOFANGMIANDE,ZAIGUANGXIANTONGXINWANGLUODEJIANSHEHEWEIHUZHONG,ZUIZHIDEGUANZHUDESHIGUANGXIANSHIYONGZHONGYINQICHUANSHUSUNHAODEYUANYINYIJIRUHEJIANSHAOZHEXIESUNHAO。GUANGXIANSHIYONGZHONGYINQIDECHUANSHUSUNHAOZHUYAOYOUJIEXUSUNHAO(GUANGXIANDEGUYOUSUNHAO、RONGJIESUNHAOHEHUODONGJIETOUSUNHAO)HEFEIJIEXUSUNHAO(WANQUSUNHAOHEQITASHIGONGYINSUHEYINGYONGHUANJINGSUOZAOCHENGDESUNHAO)LIANGLEI。

 

傳輸原理

GUANGXIANCHUANSHUSHEBEICHUANSHUFANGSHIKEJIANDANDEFENCHENG:DUOMOGUANGXIANCHUANSHUSHEBEIHEDANMOGUANGXIANCHUANSHUSHEBEI。GUANGXIAN,BUJINKEYONGLAICHUANSHUMONIXINHAOHESHUZIXINHAO,ERQIEMANZUSHIPINCHUANSHUDEXUQIU。QISHUJUCHUANSHULVNENGDAJIQIANMbps。RUGUOZAIBUSHIYONGZHONGJIQIDEQINGKUANGXIA,CHUANSHUFANWEINENGDADAO6-8km。

欢乐生肖ZONGGUANGUONEIWAIPEIXIANXITONGDEFAZHAN,WOMENKEKANCHUZHEYANGSANGEJIEDUAN:

1、SHUANGJIAOXIANJIEDUAN。ZAIZHEGEJIEDUANYUYINTONGDAGUIMOSHUJUTONGXINBUNENGHUNYONGYESHIYINGZHEYANGDESHUJUTONGXIN。

欢乐生肖2、TONGZHOUDIANLAN +SHUANGJIAOXIANJIEDUAN。

3、GUANGXIANJIEDUAN。

SHEXIANGUANGXUELILUNSHIYONGGUANGSHEXIANQUDAITIGUANGNENGLIANGCHUANSHULUXIANDEFANGFA,ZHEZHONGLILUNDUIYUGUANGBOCHANGYUANYUANXIAOYUGUANGBODAOCHICUNDEDUOMOGUANGXIANSHIRONGYIDEDAOJIANDANERZHIGUANDEFENXIJIEGUODE,DANDUIYUFUZAWENTI,SHEXIANGUANGXUEZHINENGGEICHUBIJIAOCUCAODEGAINIAN。

欢乐生肖DUOMOGUANGXIANCHUANSHUSHEBEISUOCAIYONGDEGUANGQIJIANSHILED,TONGCHANGANBOCHANGKEFENWEI850nmHE1300nmLIANGGEBOCHANG,ANSHUCHUGONGLVKEFENWEIPUTONGLEDHEZENGQIANGLED——ELED。DUOMOGUANGXIANCHUANSHUSUOYONGDEGUANGXIAN,YOU62.5mmHE50mmLIANGZHONG。

ZAIDUOMOGUANGXIANSHANGCHUANSHUJUEDINGCHUANSHUJULIDEZHUYAOYINSUSHIGUANGXIANDEDAIKUANHELEDDEGONGZUOBOCHANG,LIRU,RUGUOCAIYONGGONGZUOBOCHANG1300nmDELEDHE50WEIMIDEGUANGXIAN,QICHUANSHUDAIKUANSHI 400 MHz .km,LIANLUSHUAIJIANWEI0.7dB/km,RUGUOJIDAICHUANSHUPINLVFWEI150MHz,DUIYUCHUXIANGONGLVWEI-18dBm,JIESHOULINGMINDUWEI-25 dBmDEGUANGXIANCHUANSHUXITONG,QIZUIDALIANLUSUNHAOWEI7 dB,ZEKEJISUAN:

STLIANJIEQISUNHAO:

2dB(LIANGGESTLIANJIEQI)

GUANGXUESUNHAOYULIANG:2

ZELILUNCHUANSHUJULI:

L=(7 dB-2 dB-2 dB)/0.7dB/km=4.2 km

LWEICHUANSHUJULI,ERGENJUGUANGXIANDEDAIKUANJISUAN:

欢乐生肖L=B/F=400 MHz .km/150MHz=2.6km

欢乐生肖QIZHONG BWEIGUANGXIANDAIKUAN,FWEIJIDAICHUANSHUPINLV,NEIMESHIJICHUANSHUCESHISHI,L£2.6km,YOUCIKEJIAN,JUEDINGCHUANSHUJULIDEZHUYAOYINSUSHIDUOMOGUANGXIANDEDAIKUAN。


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電 話:138 8839 6479 手 機:13888396479 傳 真: E-mail:9464331326@qq.com
地 址:云南省昆明市五華區龍泉路7號金太陽電腦城6-1號商鋪
技術支持:        

欢乐生肖SAOYISAOGUANZHUQIYEWEIXINGONGZHONGZHANGHAO