北京快三走势图

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·光纤技术的几个分支及其发展趋势

北京快三走势图 SUIZHEMIJIBOFENFUYONG(DWDM)JISHU、GUANGXIANFANGDAJISHU,BAOKUOCHANERGUANGXIANFANGDAQI(EDFA)、FENBULAMANGUANGXIANFANGDAQI(DRFA)、BANDAOTIFANGDAQI(SOA)HEGUANGSHIFENFUYONG(OTDM)JISHUDEFAZHANHEGUANGFANYINGYONG,

北京快三走势图   GUANGXIANTONGXINJISHUBUDUANXIANGZHEGENGGAOSULV、GENGDARONGLIANGDETONGXINXITONGFAZHAN, ERXIANJINDEGUANGXIANZHIZAOJISHUJINENGBAOCHIWENDING、KEKAODECHUANSHUYIJIZUGOUDEFUYUDU,YOUNENGMANZUGUANGTONGXINDUIDAKUANDAIDEXUQIU,BINGJIANSHAOFEIXIANXINGSUNSHANG。

  DUOMOGUANGXIAN

  DUOMOGUANGXIANDEZHONGXINXIANXINJIAOCU(50HUO62.5μm),KECHUANDUOZHONGMOSHIDEGUANG。CHANGYONGDEDUOMOGUANGXIANWEI:50/125μm(OUZHOUBIAOZHUN),62.5/125μm(MEIGUOBIAOZHUN)。

北京快三走势图   JINNIANLAI,DUOMOGUANGXIANDEYINGYONGZENGSUHENKUAI,ZHEIZHUYAOSHIYINWEISHIJIEGUANGXIANTONGXINJISHUJIANGZHUBUZHUANXIANGZONGSHENFAZHAN,BINGXINGGUANGHULIANYUANJIANDESHIYONGHUAYEDADATUIDONGDUANCHENGDUOMOGUANGLANSHICHANGDEKUAISUZENGZHANG,CONGERSHIDUOMOGUANGXIANDESHICHANGFENECHIXUSHANGSHENG。SUIZHEQIANZHAOYITAIWANGDEJIANLI,YITAIWANGHAIJIANGCONGGbpsXIANG10GbpsDECHAOGAOSULVSHENGJI,10GbpsYITAIWANGBIAOZHUN(IEEE802.3ae),YIYU2002NIANSHANGBANNIANCHUTAI。TONGXINJISHUDEBUDUANJINBU,DADACUJINLEDUOMOGUANGXIANDEFAZHAN。

  QUANBOGUANGXIAN

  SUIZHERENMENDUIGUANGXIANDAIKUANXUQIUDEBUDUANKUODA,TONGXINYEJIEYIZHIZAINULITANQIUXIAOCHU"SHUIXISHOUFENG"DETUJING。QUANBOGUANGXIAN(All-WaveFiber)DESHENGCHANZHIZAOJISHU,CONGBENZHISHANGLAISHUO,JIUSHITONGGUOJINKENENGDIXIAOCHUOHLIZIDE"SHUIXISHOUFENG"DEYIXIANGZHUANMENDESHENGCHANGONGYIJISHU,TASHIPUTONGBIAOZHUNDANMOGUANGXIANZAI1383nmFUJINCHUDESHUAIJIANFENG,JIANGDAOZUGOUDIDECHENGDU。1998NIAN,MEIGUOLANGXUNGONGSIYANZHILEYIZHONGXINDEGUANGXIANZHIZAOJISHU,TANENGXIAOCHUGUANGXIANBOLIZHONGDEOHLIZI,CONGERSHIGUANGXIANSUNHAOWANQUANYOUBOLIDETEXINGSUOKONGZHI,"SHUIXISHOUFENG"JIBENSHANGBEI"YAPING"LE,CONGERSHIGUANGXIANZAI1280?1625nmDEQUANBUBOZHANGFANWEINEIDOUKEYIYONGYUGUANGTONGXIN,YOUCI,QUANBOGUANGXIANZHIZAOJISHUDENANTIYEZHUJIANDEDAOLEJIEJUE。DAOMUQIANWEIZHI,YIJINGYOUXUDUOCHANGJIANENGGOUSHENGCHANTONGXINYONGQUANBOGUANGXIAN,RULANGXUNGONGSIDEAll-waveGUANGXIAN、KANGNINGGONGSIDESMF-28eGUANGXIAN、AERKATEDEESMFZENGQIANGXINGDANMOGUANGXIAN、YIJITENGCANGGONGSIDELWPfiberGUANGXIANDENG。

  2000NIAN4YUE,WEISHIYINGGUANGXIANCHANPINJISHUDEZUIXINJINZHAN,ITUDUIG.652DANMOGUANGXIANBIAOZHUNJINXINGLEDAGUIMODEXIUDING,DAO10YUEFENZHENGSHIDINGGAO,DUIYINGYUIEC(GUOJIDIANGONGWEIYUANHUI)DEFENLEIBIANHAOB1.3,ITU-TJIANG"QUANBOGUANGXIAN"DINGYIWEIG.652cLEIGUANGXIAN,ZHUYAOSHIYONGYUITU-TDEG.957GUIDINGDESDHCHUANSHUXITONGHEG.691GUIDINGDEDAIGUANGFANGDADEDANTONGDAOSDHCHUANSHUXITONGHEZHIDAOSTM-64(10Gb/s)DEITU-TDEG.692DAIGUANGFANGDADEBOFENFUYONGCHUANSHUXITONG,DUIYU1550nmBOZHANGQUYUDEGAOSULVCHUANSHUTONGCHANGYEXUYAOBOZHANGSESANDIAOJIE。

  QUANBOGUANGXIANZAICHENGYUWANGJIANSHEZHONGJIANGHUIDAYOUZUOWEI。CONGWANGLUOYUNYINGSHANGDEJIAODULAIKAOLV,YOULEQUANBOGUANGXIAN,JIUKEYICAIYONGCUBOFENFUYONGJISHU,QUQIXINDAOJIANGEWEI20nmZUOYOU,ZHEISHIRENGKEWEIWANGLUOTIGONGJIAODADEDAIKUAN,ERYUCITONGSHI,DUILVBOQIHEJIGUANGQIXINGNENGYAOQIUQUEDAWEIJIANGDI,ZHEIJIUDADAJIANGDILEWANGLUOYUNYINGSHANGDEJIANSHECHENGBEN。QUANBOGUANGXIANDECHUXIANSHIDUOZHONGGUANGTONGXINYEWUYOULEGENGDADELINGHUOXING,YOUYUYOUHENKUANDEBODAIKEGONGTONGXINZHIYONG,WOMENJIUKEJIANGQUANBOGUANGXIANDEBODAIHUAFENCHENGBUTONGTONGXINYEWUDUANERFENBIESHIYONG。KEYIYUJIAN,WEILAIZHONGXIAOCHENGSHICHENGYUWANGDEJIANSHE,JIANGHUIDALIANGCAIYONGZHEIZHONGQUANBOGUANGXIAN。

  RENLEIZHUIQIUGAOSU、KUANDAITONGXINWANGLUODEYUWANGSHIYONGWUZHIJINGDE,ZAIMUQIANDAIKUANXUQIUCHENGZHISHUZENGZHANGDEQINGKUANGXIA,QUANBOGUANGXIANZHENGYUELAIYUESHOUDAOYEJIEDEGUANZHU,TADEZHUDUOYOUDIANYIBEITONGXINYEJIEGUANGFANJIESHOU。

  JUHEWUGUANGXIAN

北京快三走势图   MUQIANTONGXINDEZHUGANXIANYISHIXIANLEYISHIYINGGUANGXIANWEIJIZHIDETONGXIN,DANSHI,ZAIJIERUWANGHEGUANGXIANRUHU(FTTH)GONGCHENGZHONG,SHIYINGGUANGXIANQUEYUDAOLEJIAODADEKUNNAN。YOUYUSHIYINGGUANGXIANDEXIANXINHENXI(6?10μm),GUANGXIANDEOUHEHEHUJIEDOUMIANLINJISHUKUNNAN,YINWEIXUYAOGAOJINGDUDEDUIZHUNJISHU,YINCIDUIYUJULIDUAN、JIEDIANDUODEJIERUWANGYONGHUSHIYIGENANTI。ERJUHEWUGUANGXIAN(polymeropticalfiber,POF)YOUYUQIXINJINGDA(0.2?1.5mm),GUKEYISHIYONGLIANJIAERYOUJIANDANDEZHUSULIANJIEQI,BINGQIEQIRENXINGHEKENAOXINGJUNJIAOHAO,SHUZHIKONGJINGDA,KEYISHIYONGLIANJIADEJIGUANGYUAN,ZAIKEJIANGUANGQUYOUDISUNHAODECHUANGKOU,SHIYONGYUJIERUWANG。JUHEWUGUANGXIANSHIMUQIANFTTHGONGCHENGZHONGZUIYOUXIWANGDECHUANSHUJIEZHI。

  JUHEWUGUANGXIANFENWEIDUOMOJIEYUEXINGSI-POFHEDUOMOJIANBIANXINGGI-POFLIANGDALEI,YOUYUSIPOFCUNZAIYANZHONGDEMOSHISESAN,CHUANSHUDAIKUANYUDUIJIAOTONGXIANXIANGSI,XIANZHIZAI5MHzYINEI,JIBIANZAIHENDUANDETONGXINJULINEIYEBUNENGMANZUFDDI、SDH、B-ISDNDETONGXINBIAOZHUNYAOQIU,ERGIPOFXIANXINDEZHESHELVFENBUCHENGPAOWUXIAN,YINCIMOSHISESANDADAJIANGDI,XINHAOCHUANSHUDEDAIKUANZAI100mNEIKEDA2.5GbpsYISHANG,JINNIANLAI,GIPOFYICHENGWEIPOFYANJIUDEZHUYAOFANGXIANG。ZUIJIN,N.TanioCONGLILUNSHANGYUCELEWUDINGXINGQUANFUJUDINGXIYIXIJIMIZAI1300nmCHUDELILUNSUNHAOJIXIANWEI0.3dB/km,ZAI500nmCHUDESUNHAOKEDIZHI0.15dB/km,ZHEIWANQUANKEYIHESHIYINGGUANGXIANDESUNHAOXIANGBINI。G.GiorgioDENGRENBAODAOLE100mQUANFUGIPOFDESHUJUCHUANSHUSULVYIDADAO11Gbps。YINCI,GIPOFYOUKENENGCHENGWEIJIERUWANG,YONGHUWANGDENGDELIXIANGCHUANSHUJIEZHI。

  GUANGZIJINGTIGUANGXIAN

  GUANGZIJINGTIGUANGXIAN(photoniccrystalfiber,PCF)SHIYOUST.J.RussellDENGRENYU1992NIANTICHUDE。DUISHIYINGGUANGXIANLAISHUO,PCFDEJIEGOUTEDIANSHIZAIQIZHONGJIANZHOUXIANGJUNYUNPAILIEKONGQIKONG,ZHEIYANGCONGGUANGXIANDUANMIANKAN,JIUCUNZAIYIGEERWEIZHOUQIXINGDEJIEGOU,RUGUOQIZHONGYIGEKONGZAODAOPOHUAIHEQUESHI,ZEHUICHUXIANQUEXIAN,LIYONGZHEIGEQUEXIAN,GUANGJIUNENGGOUZAIQIZHONGCHUANBO。PCFYUPUTONGDANMOGUANGXIANBUTONG,YOUYUTASHIYOUZHOUQIXINGPAILIEKONGQIKONGDEDANYISHIYINGCAILIAOGOUCHENG,SUOYIYOUZHONGKONGGUANGXIAN(holeyfiber)HUOWEIJIEGOUGUANGXIAN(micro-structuredfiber)ZHICHENG。PCFJUYOUTESHUDESESANHEFEIXIANXINGTEXING,ZAIGUANGTONGXINLINGYUJIANGHUIYOUGUANGFANDEYINGYONG。

北京快三走势图   PCFYINRENZHUMUDEYIGETEDIANSHI,JIEGOUHELI,JUBEIZAISUOYOUBOZHANGSHANGDOUZHICHIDANMOCHUANSHUDENENGLI,JISUOWEIDE"WUXIUZHIDANMO"TEXING(endlesslysingle-mode),ZHEIGETEXINGYIJINGYOULEHENHAODELILUNJIESHI。ZHEIXUYAOMANZUKONGQIKONGZUGOUXIAODETIAOJIAN,KONGQIKONGJINGYUKONGJIANJUZHIBIBIXUBUDAYU0.2。KONGQIKONGJIAODADEPCFJIANGHUIYUPUTONGGUANGXIANYIYANG,ZAIDUANBOZHANGQUHUICHUXIANDUOMOXIANXIANG。

  PCFDELINGYIGETEDIANSHITAJUYOUQIYIDESESANTEXING。XIANZAIRENMENYIJINGZAIPCFZHONGCHENGGONGCHANSHENGLE850nmGUANGGUZI,YUJIJIANGLAIBOZHANGHAIKEYIJIANGDI。PCFZAIWEILAICHAOKUANWDMDEPINGTANSESANBUCHANGZHONGKENENGBANYANZHONGYAOJIAOSE。

北京快三走势图   SHIJIELINGXIANDEPCFCHANPINSHANGYEHUADEGONGSIZUIJINTUICHULEXINDEGUANGZIJINGTIGUANGXIANCHANPINXILIE。YIZHONGSHIZHONGKONGDE"KONGQIBODAOGUANGZINENGDAIXIJINGTIGUANGXIAN"(air-guidingPhotonicBandgapFiber),CIJINGTIGUANGXIANDEXIANXINSHIZHONGKONGDE,LIYONGKONGQIZUOWEIBODAO,SHIGUANGKEYIZAITESHUDENENGDAIXIZHONGCHUANSHU。LINGWAIYIZHONGSHI"SHUANGBAOCENGGAOSHUZHIKONGJINGCHANYIJINGTIGUANGXIAN"(DoubleClad High NA Yb Fiber),GAIGUANGXIANKEYIYONGZAIGUANGXIANJIGUANGQIHUOGUANGXIANFANGDAQIZHONG,LINGWAIYOUYUGAIGUANGXIANJUYOUGUANGMINXING,HAIKEYIZAITASHANGMIANKEXIEGUANGXIANGUANGZHA。

  TONGXINGUANGXIANMIANLINDEWENTI

  MUQIAN,GUANGXIANZAIGUANGTONGXINYINGYONGZHONGHAIYOUXUDUOWENTIYOUDAIJIEJUE。RUSESANYUMISAN、YOUXIANSESANHEXIAOSESANXIELV、FUSESAN、PIANZHENMOSESAN、FEIXIANXING、DAXINQUYOUXIAOMIANJIWANQUSUNHAO、ZONGHEYOUHUAMIANLINDEMAODUN、YOUXIAOMIANJIYUSESANXIELV、FUSESANYUSUNHAODENG。DANYOULIYOUXIANGXIN,SUIZHEGUANGTONGXINJISHUDEBUDUANJINBU,ZHEIXIEWENTIDOUHUIZHAODAOHESHIDEJIEJUEBANFA。

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