GPS數(shù)據(jù)處理軟件軟件介紹

GPS數(shù)據(jù)處理軟件軟件介紹第一頁，共47頁。主要內(nèi)容1國內(nèi)外GPS數(shù)據(jù)處理軟件介紹2網(wǎng)絡(luò)數(shù)據(jù)處理軟件介紹第二頁，共47頁。一、國內(nèi)外GPS數(shù)據(jù)處理軟件介紹第三頁，共47頁。國內(nèi)外主要GPS產(chǎn)品TrimbleLeicaJavadTOPCONTHALESMAGELLANASHTECHGARMINSOKKIAAOACMCNovatelHemisphereNAVMANOmnistarNavcom南方中海達……第四頁，共47頁。1一般商用靜態(tài)基線處理軟件TRIMLBEGPS接收機：GPSurvey→TGO→TTCLEICAGPS接收機：SKI→LGOMAGELLAN接收機：GNSSSolution（Seismic）SOKKIAGPS接收機：GSSP，SpectrumSurveyJAVADGPS接收機：PinnacleROUGEGPS接收機：TurboSurveyASHTECHGPS接收機：GPPS、WinPRISM、Solution南方：GPS數(shù)據(jù)處理軟件4.4中海達GPS數(shù)據(jù)處理軟件：HDS2000/HDS2003原武漢測繪科技大學：LIPWaypointPostprocessingsoftware：GrafNet第五頁，共47頁。3

GPS精密定位定軌軟件世界上有四個比較有名的高精度GPS數(shù)據(jù)處理軟件：美國麻省理工學院（MIT）和SCRIPPS研究所（SIO）共同開發(fā)的GAMIT軟件（雙差；科研、商用）美國噴氣動力實驗室（JPL，JetPropulsionLaboratory）研制的GIPSY軟件（非差）瑞士伯爾尼大學的Bernese軟件（雙差，非差；科研、商用）德國GFZ的EPOS軟件（雙差，非差；科研）另外還有美國德克薩斯大學的TEXGAP軟件、英國的GAS軟件、挪威的GEOSAT軟件等。第六頁，共47頁。4

GPS網(wǎng)平差軟件武漢大學PowerAdjGPS工程測量網(wǎng)通用平差軟件包CosaGPS同濟大學網(wǎng)平差軟件TGPPSGAMIT-GLOBK各接收機生產(chǎn)廠商隨機網(wǎng)平差軟件：如TGO，LGO，Grafnet等……第七頁，共47頁。5精密單點定位軟件武漢大學：TriPCalgaryUniversity:P3GrafNav7.8版本在原來差分定位的基礎(chǔ)上增加了精密單點定位的解算模塊;加拿大APPLANiX公司推出了POSPacAIR軟件;挪威TerraTec公司推出的TerraPOS軟件;瑞士Leica公式也推出了自己的精密動態(tài)單點定位軟件IPASPPP著名的GPS數(shù)據(jù)處理軟件BERNESE5.0版本中增加了PPP定位模塊第八頁，共47頁。二、網(wǎng)絡(luò)數(shù)據(jù)處理軟件介紹第九頁，共47頁。主要的GPS數(shù)據(jù)網(wǎng)絡(luò)處理服務(wù)AUSPOS

.au/bin/gps.plBernese）AutoGIPSY(GIPSY)SOPAC（Gamit)NRCanOnline

Positioning

User

Service(OPUS)第十頁，共47頁。數(shù)據(jù)網(wǎng)絡(luò)處理服務(wù)基本流程觀測數(shù)據(jù)FTP網(wǎng)上數(shù)據(jù)處理中心處理結(jié)果E—mail用戶第十一頁，共47頁。第十二頁，共47頁。第十三頁，共47頁。第十四頁，共47頁。第十五頁，共47頁。TheHeightoftheAntennaReferencePoint(ARP)inmetersaboveyourmarkmustbeentered.第十六頁，共47頁。AUSPOS網(wǎng)絡(luò)服務(wù)介紹第十七頁，共47頁。第十八頁，共47頁。第十九頁，共47頁。第二十頁，共47頁。第二十一頁，共47頁。AUSPOS網(wǎng)絡(luò)數(shù)據(jù)處理登入AUSPOS網(wǎng)站第一步，選擇需要處理的RINEX格式文件選擇以何種方式將數(shù)據(jù)傳輸?shù)教幚碇行膄tp方式-從你的FTP服務(wù)器獲取數(shù)據(jù)直接上傳-利用Internet瀏覽器傳輸數(shù)據(jù)第二步，輸入RINEX數(shù)據(jù)信息-每個RINEX文件重復相同操作文件傳輸FTP方式：輸入RINEX文件的URL，如.用戶可以輸入用戶名和登入密碼（缺省為匿名登入）比如用戶名：/pub/site0010.00o.Z.注意用“:”分隔用戶名和密碼，用@分隔密碼和URL地址第二十二頁，共47頁。AUSPOS網(wǎng)絡(luò)數(shù)據(jù)處理直接上傳-點擊瀏覽按鈕，選擇需要上傳的RINEX文件輸入GPS天線高，注意輸入的天線高為地面標志點到天線參考點(APR)的垂直距離從天線類型列表選擇對應(yīng)的天線類型。如果你不能確定你所使用的天線類型，或者你的天線類型不在列表中，就用缺省設(shè)置。第三步，輸入你的EMAIL聯(lián)系地址-如第四步，完成上述步驟后，點擊提交“Submit”按鈕點擊Startover(傳輸下一個)，清除當前信息，系統(tǒng)產(chǎn)生一個新的窗口，該窗口包含你所需處理工作的相關(guān)信息，這個窗口可以在任何時候關(guān)閉，不會影響你的網(wǎng)上處理過程。第二十三頁，共47頁。處理反饋Dear,ThankyouforusingtheAUSPOSService(version1.01.25).AreportofyourGPSprocessing,jobnumber#180466,isattachedtothismessage.Anadditionalcopyofthisreportcanalsobefound,forashorttimeonly,at:

ThisreportcanbeviewedusingAdobeAcrobatReaderv4.0,formoreinformationsee:

TheAUSPOShomewebpagecanbefoundat:

Wewelcomeyourinput,butpleasedon'tusethereplyfacilityofyouremailtoreplytothismessage.AnyqueriesorsuggestionsregardingtheAUSPOSGPSProcessingServiceshouldbeaddressedto:

mailto:geodesy@.auAgainthankyouforusingourGPSProcessingService.ProjectManager--AUSPOSOnlineGPSProcessingServiceAttachments:GPSProcessingReport第二十四頁，共47頁。數(shù)據(jù)處理結(jié)果分析Tovalidateyoursolutionyoushouldcheckthe:i.AntennaReferencePoint(ARP)toGroundMarkrecords;ii.AprioriCoordinateUpdates(validrangeis0.000-15.000m);iii.CoordinatePrecision(validrangeis0.001-0.025m);iv.RootMeanSquare(RMS)(validrangeis0.0005-0.0250m);v.%ObservationsDeleted(validrangeis0-25)%;第二十五頁，共47頁。GPS數(shù)據(jù)網(wǎng)絡(luò)處理服務(wù)注意事項TheAUSPOSOnlineGPSProcessingServiceisafreeserviceandyouareencouragedtouseitforyourprojects.However,youmaynotchargeothersforthisservice.GeoscienceAustraliadoesnotwarrantthatthisservice

a)iserrorfree;b)meetsthecustomer'srequirements.GeoscienceAustraliashallnotbeliabletothecustomerinrespectofanyloss,damageorinjury(includingconsequentialloss,damageorinjury)howevercaused,whichmayarisedirectlyorindirectlyinrespectofthisservice.第二十六頁，共47頁。CSRS-PPP網(wǎng)絡(luò)服務(wù)介紹第二十七頁，共47頁。CSRS-PPP早期的GPSPPP第二十八頁，共47頁。第二十九頁，共47頁。第三十頁，共47頁。第三十一頁，共47頁。第三十二頁，共47頁。第三十三頁，共47頁。第三十四頁，共47頁。第三十五頁，共47頁。ServiceSpecificationsTheobservationsprocessedareselectedfromthesubmittedRINEXthefollowingorder:1.L1andL2pseudo-rangeandcarrierphaseobservations2.L1pseudo-rangeobservationAnL1pseudo-rangeonlysolutionwillbeperformedincaseoffailureoftheL1andL2pseudo-rangeandcarrierphasesolution.Failuretodetectoneoftheabovetwoobservationsetsresultsinanunsuccessfuljobtermination.第三十六頁，共47頁。AvailabilityofPreciseOrbitsandClocksThePPPapplicationcanonlyprocessGPSobservationsifpreciseGPSorbitsandclocksproductsareavailable.Itwillusethebestproductsavailableatthetimethedataissubmitted.TheAvailabilityTablebelowliststhesolutionsthatcanbeobtained.ItisimportanttonotethatthequalityoftheGPSorbitandclockestimates,andconsequentlyofthePPPderivedpositions,hasimprovedfrom10cmandseveralnanosecondsin1994toabout2cmand0.1nanosecondsin2003.第三十七頁，共47頁。PPPAvailabilityTable第三十八頁，共47頁。適用性SincePPPprocessingisbasedonpreciseGPSorbitandclocksproductsthatareglobalinnatureitmaybeusedtoprocessGPSobservationsmadeanywhereonornearEarth,atanytimeofday.Observationsessiondurationissubjecttothefollowingrestrictions:MinimumdurationofGPSdatasetThereisnominimumlengthforaGPSobservationsession.However,thequalityofaPPPcomputedpositionswillnotbeoptimaluntilthecarrierphaseambiguitieshaveconverged.Forshortdatasets,positionswilleffectivelybecalculatedusingonlythepseudo-rangeobservations.Longerdatasetsmakeitpossibletoresolvetheambiguitiesrequiredtorecoverpositionsusingthemoreprecisecarrierphaseobservations.MaximumdurationofGPSdatasetDatasetsuptosixdayslongcanbeprocessedwithPPPprovidingtheuncompressedRINEXobservationlessthan100Mb.Submissionofa100Mbwillresultinanunsuccessfuljobtermination.第三十九頁，共47頁。數(shù)據(jù)壓縮SinceboththeRINEXandCompactRINEXareinASCIIformat,itispossibletousestandardcompressionalgorithmstofurtherreducetheupload.第四十頁，共47頁。天線信息OnlinePPPcomputestheheight,aswellaslatitudeandlongitude,oftheantennaphasecentrerealisedbytheprocessedobservations.Inordertoobtainthepositionofthegroundmarker,theverticaldistancebetweenthegroundmarkerandtheantennareferencepoint(ARP)aswellasthedistancebetweentheARPandtheantennaphasecentre(APC)mustbeknown.第四十一頁，共47頁。ARPtoMarkerTheverticaldistancebetweenthepointtobepositionedandtheantennareferencepointisafunctionoftheantennainstallation.Ifknown,theARPtomarkerdistanceinunitsofmetreshouldbeinputastheHcomponentofthe"ANTENNA:DELTAH/E/N"RINEXheaderrecord.NotethattheEandNcomponents,evenifnon-zero,arenotconsideredinthePPPcomputationsatthistime.第四十二頁，共47頁。ARPtoACPThedistancebetweentheantennareferencepointanditsphasecenterisfrequencydependentandafunctionoftheelectroniccharacteristicsoftheantenna.Itisusuallyobtainedfromlaboratoryorfieldcalibrationandisexpectedtoremainconstantamongallantennasofagivenmodelandmanufacturer.OnlinePPPusestheantennaphasecentrecalibrationvaluespublishedbytheInterna