文档介绍：:ChengFuchao,male,WaSbominMay,,20AbstractWiththedevelopmentofspatialinformationtechnology,,G/anization,management,displayanddescriptionofmassive,diverse,”request—aggregate-serve”,G/Smodecouldconvertthedatastoredindistributedspatialdataserverstovariousapplicationservices,,such硒navigation,digitaltourism,,,whichistransferredfromserverstousers,isusedforprovidingservicesofG/,whichismuchsmallerthanspatialdata,”request—aggregate—serve”processinG/,duetothelackofunifiednormsandstandards,incurrentG/Smoderesearchandpractice,appeareddifferentmethodsofdatatransmission,pletelysolvethetransmissionproblemsarisefromthedifferencebetweenvariousdata,,thispaperhasresearchedthedatatypesandcharacteristicsofG/Smode,andstudiedexistingapplication-leveldatatransferprotocol,sortedoutthedatatransferissuesneedtoberesolvedinG/Smode,andachievedthefollowingresults:(1)Designsanapplication-/Smode,whichiscalled”HyperGeographicTransferProtocol”(HGTP),/Smode.(2)ProposesacontrollabletransmissionmethodforraSterdata,stratifydatawithoutanyincreaSeintheamountofdata,improvingthetransmissionefficiencyofrasterdata.(3)Presentsalightweightdatatransmissionsecuritycontrolmethod,municationswithinspatialinformationservers,:G/SmodeHyperGeographicTransferProtocol(HGTP)