zouxuan, lizon g nan, tangweimin g, shichuan g, liujin g nan. anewundifferencednetworkrtkschemeformassiveusers[J]. Geomatics and Information Science of Wuhan University, 2015, 40(9): 1242-1246. DOI: 10.13203/j .whu g is20130516
Citation: zouxuan, lizon g nan, tangweimin g, shichuan g, liujin g nan. anewundifferencednetworkrtkschemeformassiveusers[J]. Geomatics and Information Science of Wuhan University, 2015, 40(9): 1242-1246. DOI: 10.13203/j .whu g is20130516
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anewundifferencednetworkrtkschemeformassiveusers

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    • Abstract
  • inthiscontribution，weshowtheambi g uit yconsistenc ybetweenanundifferencednetworkrtk （ urtk） andwide-areappp－rtk.wemakefulluseofra p idambi g uit yfixin ginurtkandthelackoftheneedforreal-timecommunicationbetweenusersandreferencestationsinwide-areappp-rtk，todevelo panewschemetop rovideurtkservices.it isahardtaskforexistin gurtktore-alizereal-timera p idp recisep ositionin geasil yformassivenumbersofusers.positionin gp recisionandtheavailabilit yforthep ro p osedschemeandtheoldonewerevalidatedwiththereal-timedatafromhbcorsinchina.testresultsverif ythat,forareferencenetworkwithastationse p arationofabout120km,userambi g uitiescanbefixedinseverale p ochs，withreal-timep ositionin gp recisionforauserinthehorizontalandverticaldirectionsare1to2cmand6.3cm,res p ectivel y.oncetheuserambi g ui-tiesaresuccessfull yfixed，thenew urtkservicecansu pp ortanalmostunlimitednumberofusers.incomp arisonwiththe94.27％serviceeffectivenessoftheexistin gurtkscheme，thenewschemecanfilltheseserviceg a p sandp rovideuserswithmorereliableandcontinuousservice.
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