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卫星互联网:高科技领域的低成本挑战
发布时间:2021-07-19     作者:马爱平   来源:科技日报   分享到:

  2020nian,guojiashoucijiangweixinghulianwangnaruxinjijianfanchou,weixinghulianwangjiansheshangshengzhiguojiazhanlvexinggongcheng。yujidao2030nian,zhongguoweixinghulianwangshichangzongtiguimokedadaoqianyijibie。

  liubaiqi xinghedongli(beijing)kongjiankejiyouxiangongsiceo

  riqian,spacexshouxizhixingguanailong·masikezaixibanyabasailuoneijuxingde2021shijieyidongtongxindahuishangbiaoshi,spacexdexinglianweixinghulianwangjihuazhengzaikuaisutuijin,yujizongtouzizai200yizhi300yimeiyuanzhijian,weilaikenengzai12geyueneiyongyouchaoguo50wanyonghu。

  “jiezhi2020nianyijidu,diguitongxinweixingzaiguishuliangzhanbi58.8%。suizhediguikuandaiweixinghulianwanggainiandexingqi,renmenduiyuweixinghulianwangsuonengtigongdefuwuchongmanqidai。”7yue16ri,zhuhaioubiteyuhangkejigufenyouxiangongsidongshizhangyanjunzaijieshoukejiribaojizhecaifangshibiaoshi。

  “2020nian,guojiashoucijiangweixinghulianwangnaruxinjijianfanchou,weixinghulianwangjiansheshangshengzhiguojiazhanlvexinggongcheng,yaogangongcheng、daohanggongchengdengchengweiwoguotiandiyitihuaxinxixitongdezhongyaozuchengbufen。yujidao2030nian,zhongguoweixinghulianwangshichangzongtiguimokedadaoqianyijibie。”xinghedongli(beijing)kongjiankejiyouxiangongsiceoliubaiqishuo。

  woguoweixinghulianwangshangchufanganlunzhengjieduan

  “weixinghulianwang,jitongguoweixingweiquanqiutigonghulianwangjierufuwu。jubuwanquantongji,quanqiuxuanbubushuweixinghulianwangxingzuodegongsijin30jia,jihuafasheweixingda10wankeyishang。”yanjunzhichu。

  liubaiqijieshaoshuo,suizheyispacexheonewebweidaibiaodeshangyehangtiangongsigongbushuwankeweixingfashejihua,genjumeiguomogenshidanlidebaogaoxianshi,zhi2030nianquanqiuweixinghulianwangshichangguimojiangdadaoyue454yimeiyuan。

  “guowaibujuweixinghulianwangdegongsizhuyaobaokuospacex、oneweb、yamaxundeng;guoneichuyuqianqiguihuajieduan,muqianzhuyaoyouzhongguoweixingwangluojituanyouxiangongsitongchouzuzhi。xingzuojianshefangmian,spacexyifashe1737kexinglianweixing,onewebyifashe182keyiwangweixing。”jinghangweitaicekongyiqi(beijing)youxiangongsidongshizhanghaohaishengzaijieshoucaifangshitidao。

  jinnianlai,suizheguoneiduogejindiguidaoweixingxingzuojihuaxiangjiqidong,woguoweixinghulianwangchanyeyinglaikuaisufazhanjiyu,duodizaiweixinghulianwangchanyelingyukaishijijibuju。“muqianhuabei、zhongnanhehuadongdiqulingpaoguoneiweixinghulianwangchanyefazhan,erxinan、xibeihedongbeidiquzezaichanyelianzhongdianhuanjiejianshefangmianxingchenglexianmingtese。”yanjunshuo。

  buguo,woguoweixinghulianwangmuqianshangchuyufanganlunzhengyushiyanxingjieduan。“jishufazhanqushizhuyaobaokuogaozhongdiduocengweixingwangluoronghezuwang、diguiweixingwangluoweizhudeyonghujieru、buyilaihaiwaizhanxingjianlianluweizhudeshujuluodideng。guoneishangyeweixingshejitixixiangduiluohou,jianlijiyumoxingdingyiweixingjishudexinxingshejitixichengweiweilaiweixinghulianwangchanyefazhandeguanjianjishuqushizhiyi。”haohaishengshuo。

  “youyudiguiweixingjuyouguangfugai、dichengbendeyoushi,yinciweixinghulianwangkenengshilianjiedimianjizhanfugaibudaodepianyuandiqudezuijiaxuanze。”yanjunfenxi,yujipinlvgenggaodeqpinduan、vpinduanhetaihezipinduanjiangchengweixiayidaiweixinghulianwangbujuhezhengduodejiaodian。

  yu5g/6gdejiehejiangdailaigengduokeneng

  “weixinghulianwangchanyebaokuoweixingzhizao、weixingfashe、dimianjichusheshijianshe、weixingwangluoyunying、zhongduanyingyongdeng,shixinxingxinxichanyezaitaikongdeyanzhan。”liubaiqishuo。

  5gjishudefazhanweiweilaitaikongxinxichanyedailaigengduokeneng。“congxuqiu、yingyong、jishudengduogeweidupanduan,weixinghulianwangyu5gshihubuguanxi。erzai6gshidai,yidongtongxinzouxiangtiandiyiti,diguixingzuojiangyudimianyidongtongxinxitongyoujironghe,shixianhulianwangduirenheren、renhedidianherenheshijiandewufengfugai。”yanjunzhichu,6gdeyingyongchangjingjiyu5g,danweilaigengjiaguangkuo,baokuokongzhonggaosushangwang、quanxitongxun、jinjiezhinenggongye、zhinengyidongzairenpingtaideng,doushi6gzaiweilaikenengshixiandeyingyonglingyu。

  “5gyijiweilai6gyuweixinghulianwangdejiehe,jiangshidezidongjiashi、hangkongwifi、yuanyanghangyun、yewaikantandenglingyuyinglaigemingxingdechuangxintupo,chuangzaoyigexindewanyiguimochanye。”liubaiqishuo。

  zaihaohaishengkanlai,chufasheweixingwai,guoneihaiyingkaizhanxinguanzhanjianshe、caiyongxiangkongzhentianxiandegaoxingnengzhongduan、caiyongpingban/fanshemiantianxiandedichengbenzhongduan、jianshewurenzhishoubianjingzonghejiancezhandeng。

  “shouguyoutexingxianzhi,5g/6gdejizhanpushemiduxuqiuyuangaoyuchuantong3g/4gwangluo,quanmianpushechengbenguogao,duanqifanweineijibenzhinengbaozhangchengshifugai,weixinghulianwangzekeshixianduipianyuan、haiyangdengdiqudewangluobuchongfugai,haiyang、shiyou、dianli、nonglindengchanyekenenghuichuxiandaliangxindezaixianyewumoshi,yewaitanxian、pianyuanzhibodenglingyukenengjianghuodejinyibufazhan。”haohaishengshuo。

  dazaozhongguoban“xinglian”haixuduofangfali

  muqian,woguofazhanweixinghulianwangchanyehaiyounaxienanti?

  haohaishengfenxi,weixinghulianwangzhuyaomianlinduoxiangjichujishugongguan,baokuoxingzai/dimianxiangkongzhentianxian、zhangshiwendinggaosuxingjianjiguangzaihe、gaojingwenzhangshoumingweixingpingtai,yijiduocengxingzuogouxingbaochi、fuzaxingzuozuwangkongzhideng。

  “zongtishangkan,guoneihulianwangweixingxutupodichengbenpilianghuashengchannanti。ciwai,guoneihulianwangweixingdeyunzainengliyecunzaipingjing,muqiandefashepinci、chengben、yunlinanyipipeidaxingxingzuodichengben、hailiang、gaopincidefashexuqiu。guoneishangyehangtianzonghechengbenrengranjiaogao,yincigeleishangyegongsirengshiyishiyanxingweizhu,zuiduoxiaopiliangfashe,buliyushangyehangtianjishutixidekuaisuyanzheng、shicuo、diedai。”haohaishengshuo。

  yanjunrenwei,weilaiyingtongguoxinjijiantuidongweixinghulianwangdekejichuangxinfazhan,tigaoweixinghulianwangkejichanyeshangyoudeyanfazhizaoshuipingyijijichuyuancailiaodegongyingnengli;tigaoweixinghulianwangkejichanyexiayouyonghuduandeyingyongkaifashuiping,yi5g、rengongzhinengdengzhichixiayouyonghuduandezhinengyingyongkaifa。bakaifazhinenghuayingyongzuoweiweixingjishutupodeqidianheluojiaodian,buduandiedaixiayouyonghuduanjiejuefangan。

  yanjunbiaoshi,weilai,tongxin、daohang、yaogansandazhuliuweixingxitonghulianhutong,biranhuichanshenghailiangdetongxinwangshuju,ruheyongbaoweixingdashujushidai,shiweixinghulianwangchanyexuyaomianduideguanjianwenti。

  liubaiqirenwei,weixinghulianwangchanyeliantiaozhang、baozhangyaoqiugao,jishuchuangxin、zijintouru、fashebaozhang、kongjianziyuandengduogehuanjiedouweijuxingweixingwangluodegoujiandailaileyanjuntiaozhan。

  yanshenyuedu

  weixinghulianwangyefenge“gaodi”

  genjutongxinweixingsuochuguidaodebutong,weixinghulianwangkefenweigaoguihediguilianglei。muqianweixinghulianwangjiaoduodeshizhiliyongdiqiudiguiweixingshixiandediguikuandaiweixinghulianwang。xiangbigaoguiweixing,diguiweixingjuyoudishiyan、yiyushixianquanqiufugaidetedian。

  gaoguiweixingdeguidaojulidimianyue3.6wangongli,yejiaozuoduidijingzhiguidao。jinguandouzaigaosuyundong,dangaiguidaoshangdeweixingguidaozhouqihediqiuzizhuanzhouqiyangeyizhi,xiangduidimianbaochi“jingzhi”,qifugaidediquyeshiguding,yincijianlitongxinfuwubijiaorongyi。liyongzheigetedian,keyitongguogaoguiweixingshixiankuandaitongxin,erqiesuoxudeweixingshuliangbuyongtaiduo。

  dangaoguiweixinghulianwangyecunzaitianrandejuxian。diqiubanjingzhiyou6378gongli,yonggaoguiweixingshixiantongxinfuwu,xiangdangyucongdiqiubiaomianfaxinhaodao3.6wangongliyiwai,yilaiyihui,zaijiashangxinhaochulidengguocheng,daozhishiyanbuxiao。zheizhongshiyanduiyuyibandetonghuahuofangwenwangyelaishuoyingxiangbuda,danduishishixingyaoqiugaodeyingyong,rulianwangyouxi、wurenjiyaokongdenglaishuoqueshi“zainan”。ciwai,dimianjieshougaoguiweixingxinhaodezhongduanbixuzuodebijiaoda,cainenglianghaojieshouruciyuanjulidexinhao。

  yinci,renmenbamuguangtouxiangle500—2000gonglifanweineidejindiguidao。zaizheigeguidaoshang,dimianheweixingzhijiandetongxinchuanshushiyandahaomiao,zugoumanzuchelianwang、zidongjiashidengxuqiu,jieshouzhongduankezuochengshouchide。

  diguikuandaiweixinghulianwangruheshixian?yi1000gonglidejindiguidaoweili,weixingraodiqiuyiquan100duofenzhong,tongguochengbaishangqiangeweixingzaizheigeguidaogaoduzuchengxingzuo,congershixianduiquanqiudewufengfugai。duiyonghulaishuo,jinguanweixingshizhongzaiyundong,danmeishimeikedouyouweixingfeiguotouding,wangluoxinhaoshizhongbaochiwendingfugai。


【womenzunzhongyuanchuang,yezhuzhongfenxiang。banquanyuanzuozhesuoyou,ruyouqinfannindequanyiqingjishilianxi,womenjiangdiyishijianshanchu。fenxiangneirongbudaibiaobenwangguandian,jingongcankao。】

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