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主办单位:体育外围 国家无线电监测中心国家无线电频谱管理中心
体育外围 >SRMC观点

hawkeye 360tianjiwuxiandianjiancexitongjieshao

【字体: 2019年04月24日 10:12 来源:体育外围 作者: 国家无线电监测中心深圳站 郝才勇

1. HawkEye 360简介

hawkeye 360(yingyan360)shiyijiawuxiandianshujufenxigongsi,chengliyu2015nian9yue,weiyumeiguofujiniyazhou。hawkeye 360gongsizhengzai体育外围 heyunyingquanqiudiyigejiyuwuxiandianxinhaocehuijishudeshangyediguidaoxingzuoxitong,tongguozaiquanqiufanweineicaijitedingdewuxiandianshangxingfashexinhao,shixiangaojingduwuxiandiancehuiheshangxingshepinxinhaodingwei。gaigongsiyiyu2018nian12yuefenfasheleshoupisankeweixingzuchengdexingzuobiandui,meigesidaoliugexiaoshiceliangyiciwuxiandiandeshiyongqingkuang。muqianzhengzaijinxingjiancehedingweixingnengceshi,bingjiangzai2019nianfashelingwaidesankeweixing。

体育外围 hawkeye 360demudeshiliyongcongweixingguidaoshangjiancehedingweiwuxiandianxinhaojianlidiqiudewuxiandiandilishujuceng,weiyonghutigongtedinglingyudeshujufenxibaogao。liru,dingweikeyichuanzhideweizhi,genzongchuanzhihangxian,lejiebingpinggumubiaochuanzhidexingwei;bangzhuwuxiandianyonghupaichutongxinxitongzhongdeganraoxinhao;tongguoshibiehedingweiyuxianxinhao,xiezhuyingjisoujiugongzuo;shenrulejiewuxiandianpinpuzaiquanqiudeshijishiyongqingkuang。

hawkeye 360 gongsiyu2019nian2yuedidiaoshileshoupifashedeweixingxingzuo(mingchengweitanluzhepathfinder),bingkaishiduidimiandeshangxingfashexinhaojinxingdilidingweiceshi。zaoqiceshijieguozhengminglegaixitongduichuanboshangdeaisxinhaohehaishileidaxinhaodechenggongdingwei。

2. 星座系统

hawkeye 360jihuazaidiguidaoshangbushuxiaoxingweixingxingzuoxitonglaijiancehedingweishepinxinhao,liyongcaijidexinhaotigongshujufenxichanpinhe体育外围 ,weitedingyingyongtigongpinpuganzhijichu体育外围 。tu1weihawkeye 360tianjijiancexitongdejiegoushiyitu。

tianjijianceweixingxitongdejutiqingkuangruxia:

体育外围 ·zhenggexitongjihuayou18keweixingzucheng,fenwei6gebiandui,meigebianduibaokuo3kexiaoweixing。

体育外围 ·weixingweiyuyuanxingtaiyangtongbuguidao,guidaogaoduwei575 km,weixingqingjiaozai97~98duzhijian。

·meizuweixingbiandui(3keweixing)kezaiguidaoshangshixiandulideshangxingxinhaodingwei。

·meikeweixingdezhongliangwei15kg,weixingchicunwei40 x 27 x 20 cm.

·muqiankejiancedexinhaopinlvfanweiwei144mhz~6ghz(weilaikekuozhandaokupinduan)。

体育外围 ·meikeweixingdoupeibeileruanjiandingyidewuxiandian(sdr)xitong。

·gaixitongdezhuyaogongnengshipinpucehui、xinhaoyuandingweiheyingjitongxin。

图1. HawkEye 360天基监测系统结构示意图(来源:体育外围

weileshixianduidimiandeshangxingfashexinhaodingwei,hawkeye 360xitongcaiyongleweixingbianduidefangfa。yousankeweixingzuchengyizubiandui,weixingzaiguidaoshangfeixingdeguochengzhong,weixingzhijiandejianjubaochizai125-250km。dangsankeweixingzhongderenyiliangkeweixingzaimubiaofasheyuandekeshifanweineishi,ketongguoshipinchaceliang(tdoa/fdoa)defangfaduigaixinhaojinxingdingwei。

hawkeye360weilaijihuajiangjixukuozhanxingzuodedaxiao,yibianjiangxinhaodezhongfanglvtigaodaobanxiaoshi,congershixianjinhushishidequanqiufugai。

3. 应用场景

3.1 haishichuanbojiankong

体育外围 zidongshibiexitong(ais)qiangzhianzhuangzai300dunyishangdeshangyongchuanbo,bingqieyeguangfanyongyujiaoxiaodechuanbo。aisshiyonglianggevhfpinlv(161.975mhzhe162.025mhz),yongyuguangbochuanzhidegpsweizhixinxi。danshi,youyugezhongyuanyin(rufeifabuyu、fandu、zousi、wuqifanmaideng),caozuoyuankeyiguanbichuanboshangdeaisxitong,huocuangaigpsweizhixinxi,congerduankaiwaijiedeweizhigenzong。

体育外围 liyongtianjijiancexitongdingweimubiaofashedewuxiandianxinhao,duifasheduixiangdexingweijinxingfenxi,keyongyuhaishichuanbohuodongdejiance。tianjijiancexitongkedulididuichuanboshangdeaisguangboxinhaojinxingdingwei,buyilaiqigpsxinxi,quedingqizhenshiweizhi,yibangzhuzhichihefadebuyuhuoyunshuxingwei,bingshibiefeifahuodongdechuanzhi。

体育外围 chuleaiszhiwai,haikeyidingweiqitadewuxiandianxinhao。tianjijiancexitongnenggouduixuduobutongleixingdexinhaohepinlvdefasheyuanjinxingdingwei。lirulaizichuanbodedaohangleidahuoweixingtongxinxinhao,congerdongtaigenzongchuanbodeweizhi。tu2weihawkeye 360deweixingxitongdingweichuanbodeweizhibinggenzongfeifayunxingdechuanzhi。

图2. 定位跟踪非法运行的船只(来源:体育外围

体育外围 3.2 ganraoxinhaodingwei

kuaisuyouxiaodishibiehedingweishepinganraoduiyuquebaopinpudekechixuxingheanquanxingzhiguanzhongyao。quedingganraoyuandeweizhihelaiyuandexianyoufangfasuofuchudedaijiakenenghengao,bingqietongchangxuyaohenzhangshijiancainengdingweijingquedeweizhi。hawkeye 360tongguokaifajuyougaozhongfanglvhediyanchidejianceweixinglaiyingduiriyizengzhangdetongxinganraowenti。

tu3weihawkeye 360duiaisguangboxinhao(pinlvyuewei162mhz)jinxingtdoa/fdoaceliangdedingweiceshi,shibiele526souchuanzhi。tu4weihawkeye 360duixpinduanchuanzaihaishileidaxinhaojinxingdingweiceshi,chenggongdingweilegaiquyude9souchuanzhi。

图3. 对船舶AIS信号的定位测试(来源:体育外围

图4. 对船载X频段雷达信号的定位测试(来源:体育外围

hawkeye 360tongguotianjixitongjiancetedingdiliquyudeshangxingxinhao,shibietongxinganraolaiyuanbingdingweiganraoyuan,zuizhongxiwangjianliyigequanzidongdewuxiandianxinhaodingweixitong,gaixitongjiangshiyongjiqixuexijishushibieganraoyuanbingzuochuxiangying。

3.3 pinpucehui

wuxiandianpinpushiyizhongyongji、jingzhengjiliedeyouxianziyuan。lijiehekeshihuawuxiandianpinpushiyongqingkuangduiyujuedingweilaidepinpufenpeiheshiyongzhiguanzhongyao。pinpugongxiangshiyongdenggainiankegenjupinpudeshijixuqiuhekeyongxingkuaisudebianhua。zheixiexitongxuyaoteshudegongjuheshujucainengzaidongtaipinpuhuanjingzhongyouxiaoyunxing。yongyuguanlizheixiedongtaipinpushiyongqingkuangdexingongjutongchangliyongjiyudimiandewuxiandianjiancechuanganxitong,danshidimianjiancexitongjuyoufeichangyouxiandefugaifanweihehengaodeyunyingchengben。

体育外围 hawkeye 360depinpujiancefangfabenzhishangshijiangyouxiandedimianwuxiandianjiancechuanganxitongyirudaoweixingguidao。weixingpingtaiyongyucaijizhijingzaishubaigongliquyuzhongdeshepinxinhaoxinxi。congerkeyitigongjingji、kuaisudepinpushiyongshujude体育外围 。tu5weipinpucehuishiyitu。

图5. 频谱测绘示意图(来源:体育外围

hawkeye 360liyongxingzairuanjiandingyiwuxiandian(sdr)xitonglaishixianxinhaojiance,suizhejishudebianhua,weixingkeyidingqigengxin。hawkeye 360caijibiyaodexinhaoxinxi,yijinhushishidikeshihuawuxiandianpinpudeshijishiyongqingkuang。zheixieshujukeyongyuhuizhiquanqiupinpuditu,xiangzhengfujianguanjigoutigongzhunqueqiejuyouchengbenxiaoyidepinpushiyongshuju。pinpucehuizuizhongkeyishipinpushiyonggengjiadongtai,shixiangengguangfan、kuaisudipinpugongxiangzhengce。

4 信号定位技术

4.1dingweisuanfa

hawkeye 360duixinhaodingweizhuyaocaiyongshipincha(tdoa/fdoa)dingweijishu,duiyuweiruoxinhaocaiyongmangxiangganleijidefuzhudingweifangfa。

(1)tdoa/fdoadingweiyuanli

体育外围 weileshixiantdoa/fdoadingwei,bixucaiyongweixingbianduifeixingjiqun。duiyuyizubianduizhongdesankeweixing,meikeweixingdaodimianfasheyuandejulibutong,bingqiemeikeweixingdaofasheyuanjingxiangdesudufenliangbutong。bijiaobutongdeweixinghefasheyuanzhijiandedaodashijian(toa)hedaodapinlv(foa)zhi,keyidedaosanzutdoa/fdoa,congerjisuanchufasheyuandeweizhi。tu6weitdoa/fdoadingweishiyitu。weixingshangdegpsjieshouqitigongweixingweizhihesududejingquezhi,bingtigongbutongweixingdejingqueshizhongtongbu。

weilewanquanzaiguidaoshangshixiandingweijisuan,bixuzaiweixingzhijianjiaohuanceliangshuju,yibiansuoyouweixingdexinhaoshipinchaceliangzhidoujizhongdaojinxingdingweijisuandeyikeweixingshang。yinci,weixingbianduibixucaiyongxingjianlianlu,hawkeye 360caiyongdexingjianlianlupinlvwei2.41ghz。

tu6. tdoa/fdoadingwei

(2)mangxiangganleiji(bci)yuanli

体育外围 mangmuxiangganleijishitongguojisuanfasheyuandenengliangmidufenbulaiquedingganraoyuandeweizhi。tongguoshijianjileinenggouchanshengxianzhudechulizengyi,duiyuxinzaobitaidierwufashiyongchuantongtdoahefdoajishuchulidexinhaotebieyouxiao。

体育外围 bciliyongcongduogehouxuanweizhifashedexinhaonengliangcelianglaishengchengdiliquyudenengliangfenbu,jiangqianzaiquyuzhongdenengliangmiduzuigaodehouxuanweizhizuoweimubiaoxinhaofasheyuandeshijiweizhi。tu7weimangxiangganleijidingweishiyitu。

体育外围 tu7. mangxiangganleijidingwei

4.2 dingweitiaojian

xuyaodingweidemubiaoxinhaoshiduozhongduoyangde,juyoubutongdepinlv、daikuan、fashegonglv、diaozhifangshideng。danshi,bingfeisuoyoufashexinhaodoukecaiyongtianjixitongjinxingdingwei。

xinhaodelianluyusuanjiangjuedingqidingweidekexingxing。jutilaishuo,duiyutedingdexinhao,yaoqiuweixingjieshoudexinhaozaizaobibixuchaoguoyidingdeyuzhi。erzaizaobijiangqujueyuxinhaofashedeeirpzhihexinhaopinlv,bingqiehaiyilaiyuweixingshangsuoshiyongdeyouxiaozaihetianxiantexing。 ciwai,zaizaobiyehuiyingxiangdingweijingdu。

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