山西11选5

5G网络将在2020年前实现大规模商用:速度更快,成本更低


2017.05.18 09:49

山西11选5SHUODAOTONGXIN,5GSHIFEICHANGHUODEYIGECI,SUIRANDAOXIANZAI,5GBIAOZHUNHAIWEIWANQUANQUEDING,DANSHIBAOKUOWOGUOZAINEIDEDUOGEGUOJIADOUYIJINGMINGQUEJIANGDIYISHIJIAN(2020NIANHUOGENGQIAN)KAISHIDAGUIMOSHANGYONG,ZHONGGUOYIDONGHEZHONGGUODIANXINDOUMINGQUELEJIANGZAI2018NIANKAIZHANSHANGYONGSHIYAN。5GSHISHENME?LIWOMENHAIYOUDUOYUAN?GUIMOSHANGYONGHAIYOUNAXIEWENTIYAOJIE?ZHONGGUOYUSHIJIELINGXIANSHUIPINGYOUDUODACHAJU?

一、5G是什么?

DIWUDAIYIDONGDIANHUAXINGDONGTONGXINBIAOZHUN,YECHENGDIWUDAIYIDONGTONGXINJISHU,WAIYUSUOXIE:5G,YEJIUSHI4GDEXIAYIDAIJISHU。DAOMUQIANWEIZHI,5GDEBIAOZHUNHAIMEIYOUQUEDING,DAN5GDEMUBIAO10GbpsFENGZHISULV、XIAOYU1msDEKONGKOUSHIYANHEDAYU100WANLIANJIE,GECHANGJIADOUZAIJIJIJICHAOCIFANGMIANNULI。DAZHIKEYIXIANGXIANG,5GDETEDIANSHIWANGSUSHI4GDE100BEI,GEZHONGGAOQINGYINGSHIDOUFEICHANGTONGCHANG,FANYINGSHIJIANJIHUSHISHISHIDE,YUANCHENGZIDONGKONGZHICHENGWEIKENENG,TONGSHISHIYONGCHENGBENJIANGBI4GDI10BEIYISHANG,ZHENZHENGKEYISHIXIANWUSHIWUKEBULIANXI,DICHENGBEN、GAOSUDU、DUOMEITISHISHIHUDONG。

GUOJIWUXIANBIAOZHUNHUAJIGOU3GPPDINGYILE5GDESANDACHANGJING:eMBB,mMTCHEURLLC。eMBB:3D/CHAOGAOQINGSHIPINDENGDALIULIANGYIDONGKUANDAIYEWU;mMTC:DAGUIMOWULIANWANGYEWU;URLLC:RUWURENJIASHI、GONGYEZIDONGHUADENGXUYAODISHIYAN、GAOKEKAOLIANJIEDEYEWU。QUNIANDI,HUAWEIZHUTUIDEPolarCode(JIHUAMA)FANGANBEI3GPPQUEDINGWEI5G eMBBCHANGJINGDEKONGZHIXINDAOBIANMAFANGAN,ZHEISHIWOGUOQIYEDIYICICHUXIANZAIQUANQIUYIDONGTONGXINJISHUZHUDAOZHEDEXINGLIE。

二、5G离我们还有多远?

GENJUGUOJIDIANXINLIANMENG(ITU)DEGUIHUA,2018NIANJIANGZUIZHONGQUEDING5GBIAOZHUN,2020NIAN5GJIANGJUBEIGUIMOSHANGYONGTIAOJIAN。MUQIANQUANQIULINGXIANDECHANGSHANGDOUSHIANZHEIGEJINDUNULI,ERQIEJINZHANSHUNLI,ANQIWANCHENGKENENGXINGHENDA。ERQIEYIXIECHANGSHANGYIJINGZAIJIJIDEJIANG5GYANFADEJISHUCHENGGUOYONGZAI4GSHANG,RUHUAWEI、AILIXINDE4.5G,ZHONGXINGTONGXUNDEpre5G。

DANSHI,WOMENYEYINGGAIKANDAO,LI5GGUIMOSHANGYONGHAIYOUBUXIAODEJULI。BIAOZHUNHAIWEIZUIZHONGQUEDING。YU3GBAOHANWCDMA、cdma2000、TD-SCDMASANGEBIAOZHUN,4GSUIRANSHIYIGEBIAOZHUNLTE,DANCAIYONGLIANGZHONGBUTONGDEXINHAOCHUANSHUKONGZHIFANGSHI,FDD(Frequency Division Duplexing,PINFENSHUANGGONG),CAIYONGLIANGGEDUICHENGDEDULIXINDAO,YIGEYONGLAIXIANGXIACHUANSONGXINXI,LINGYIGEYONGLAIXIANGSHANGCHUANSONGXINXI。ERTDD(Time Division Duplexing,SHIFENSHUANGGONG),FASHEHEJIESHOUXINHAOSHIZAITONGYIPINLVXINDAODEBUTONGSHIXIZHONGJINXINGDE,BICIZHIJIANCAIYONGYIDINGDEBAOZHENGSHIJIANYUYIFENLI。SUIRANDAOXIANZAIGECHANGJIADUI5GBIAOZHUNDELIJIEHAIYOUBUSHAOCHAYI,DOUXIWANGCAIYONGGENGYOULIYUZIJIDEJISHU,BUGUODAJIAYIGEGONGSHIBINGMEIYOUBIANHUA,NEIJIUSHI,XIWANGDACHENGYIGETONGYIDEBIAOZHUN,CONGERGENGYOULIYUJISHUCHENGSHUHEDICHENGBEN,ZHEIJIUSHIDEZAI5GBIAOZHUNDETANPANBIANDEGENGWEIWEIMIAO。

山西11选5ZAIYUGAOTONGDEZHENGDUOZHONG,HUAWEIZHUTUIDEJIHUAMAFANGANBEIQUEDINGWEIeMBBCHANGJINGDEKONGZHIXINDAOBIANMAFANGAN,DANQITAXIANGGUANLINGYUDEBOYIHAIZAIJINXINGZHONG。GENJUGUOQUJIDAITONGXINJISHUDEFAZHANGUIMO,BIAOZHUNQUEDINGHOUYINIANZUOYOU,ZHONGDUANXINPIANPILIANGGONGHUO,ZAIJINGGUOYINIANZUOYOUDESHIJIAN,SHOUJIJUBEIDAGUIMOGONGHUOTIAOJIAN。CONGMUQIANDEJINZHANKAN,2020NIANGUIMOSHANGYONGNANDUBUXIAO。BUGUOYOUYU5GBAOHANDUOGECHANGJING,YOUYUWULIANWANG、ZIDONGJIASHI、ZHIZAOJIQIRENDENGDUIZHONGDUANYAOQIUDIYUZHINENGSHOUJI,YINCIKENENGZAIZHEIXIELINGYULVXIANJUBEIGUIMOSHANGYONGDETIAOJIAN。

5GGUIMOSHANGYONADELINGYIGEZHANGAISHIPINDUAN,MUQIAN5GSHIYONGDEPINDUANQUANQIUYEBINGMEIYOUTONGYI,CAIYONGJIAOGAOPINDUANDEHUA,SHIXIANLIANXUFUGAIXUYAODALIANGDEJIZHAN,HENNANGUIMOFUGAI,ERRUGUOXIANGHUISHOULIYONGMUQIANYIYOUDEPINDUAN,GENGDUODEHUANJINGBUTONG,KEHUISHOUDEPINDUANYEYOUHENDADECHAYI。

三、中国与世界在5G上的差距有多大?

山西11选5CONGJISHUJIAODUKAN,CONG2G、3GDAO4G、5G,ZHONGGUOTONGXINYEZAISHIJIESHANGDEHUAYUQUANYOULEMINGXIANDEBUTONG,2GBIAOZHUN,WOMENZHINENGBEIDONGGENSUI,3GBIAOZHUN,WOMENTONGGUOCHAYIHUASHIXIANLETUPO。4GBIAOZHUN,TDDDEPINPUDEYOUXIAOLIYONGYOUSHI,ZHUTUIWOGUOZHUDAODETD-LTEBEISHIJIESHANGBUSHAOYUNYINGSHANGJIESHOU。5GBIAOZHUN,WOMENDEHUAWEI、ZHONGXING、ZHONGGUOYIDONGDENGYIJINGCONGCANYUZHEBIANCHENGLEYINLINGZHE,ZAIGUOJISHANGDEHUAYUQUANYOULEMINGXIANDEZENGJIA,XIANGGUANDEHEXINZHUANLIJISHUZHANBIBUDUANZENGJIA。BUGUOYIYINGGAIKANDAO,ZAIYIXIEGUANJIANLINGBUJIANSHANG,RUXINPIAN、CESHISHEBEIDENG,WOGUOQIYEDEJINGZHENGLIHAIYOUYIDINGDECHAJU。

山西11选5CONGSHANGYONGJINCHENGKAN,WOGUO3GPAIZHAOFAFANGYUSHIJIELINGXIANDEGUOJIAXIANGCHALEJIN10NIAN,4GPAIZHAOFAFANG,YUSHIJIELINGXIANDEGUOJIAXIANGCHALE4NIAN,ER5GPAIZHAODEFAFANG,HENKENENGYUSHIJIELINGXIANDEGUOJIATONGBU。ZUOWEISHIJIESHANGZUIDADEDANYITITONGXINSHICHANG,WOGUOLVXIANFAPAI,DUITUIDONGWOGUOTONGXINCHANYETISHENGGUOJIJINGZHENGLISHIQIANGYOULIDEZHICHENG。

四、有了4G,还需要5G吗?

QISHI,ZHEISHIGEWEIMINGTI。SHOUXIAN,4GSUDUBUGOUKUAI。WOMENKANDAOYUNYINGSHANGXUANCHUANDE4GWANGSUSHI100Mbps、150Mbps,4G+KEYIDADAO450Mbps,ZHEISHIJIZHIDEDOUSHILILUNZUIGAOSUDU,BINGBUZUYIZHICHENGWOMENDEZHENGCHANGSHIYONG,LIRUWOMENZAIHUICHANG、TIYUCHANGDENGRENLIUMIJIDEDIFANG,WANGSUHUIHENMAN。CIWAI,4GDELIULIANGCHENGBENHAIHENGAO,ZHEISHIDEWOMENXIAZAIDAWENJIANSHIHAIKAOLVZAIWIFIXIA。5GWANGLUOJIANGJIEJUEZHEIGEWENTI。

CIWAI,5GDELINGYIGETUPOSHISHIYAN(YEJIUSHIFANYINGSHIJIAN)DAFUSUOXIAO,ZHEISHIDEZIDONGJIASHI、YUANCHENGKONGZHI、WANWUHULIANDENGJUBEIGUIMOSHANGYONGTIAOJIAN。

五、5G很快商用了,电信运营商的4G网络是不是浪费了?

WOGUO3G、4G、5GFAPAIDEJIANGESHIJIANJIAODUAN,ERBUSHIXIANGSHIJIELINGXIANDEGUOJIANEIYANGBAOCHIJIAOHAODEJIANGE,ZHEISHUOMINGWOGUOZHENGZAIKUAISUZHUIGAN,ZHEIZHONGQINGKUANGXIA,WOGUOYONGHUJIEGOUBIAOXIANCHULEBUTONGDETEZHENG。LIRU,WOGUO3GYONGHUZAIYIDONGYONGHUZHONGDEZHANBI,YIZHIWEINENGCHAOGUO30%,XIANZAIYIJINGBUZU10%,LIAN2GYONGHUDEYIBANDOUBUDAO。ZHEIDUIWOGUOYUNYINGSHANGDEWANGLUOTOUZIHUISHOUQUESHIDAILAILEYIDINGDEYALI,YOUQISHIZIJINYALIJIAODADEZHONGGUOLIANTONGHEZHONGGUODIANXIN,ZHEISHICONGZHUIGAN-YINLINGDEDAIJIA,YINGGAIJIESHOU。ERQIE,5GDUI4GDETIDAI,JIANGCONGREDIANDIQUZHUBUKAISHI,4GZUOWEIZHULIUTONGXINJISHUHAIJIANGCUNZAIDUONIAN,YUNYINGSHANGHELIANPAIHAOTOUZI,ZIJINYALIBINGBUDA。


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