GPS快速靜態(tài)相對(duì)定位的研究.pdf

1、分類號(hào)：密級(jí)：學(xué)號(hào)：2006147單位代碼：10407碩士學(xué)位論文論文題目:GPS快速靜態(tài)相對(duì)定位的研究研究方向GPS技術(shù)與應(yīng)用專業(yè)名稱大地測(cè)量學(xué)與測(cè)量工程研究生姓名陳銳導(dǎo)師姓名、職稱曾憲珪教授2008年12月16日江西贛州IIABSTRACTRapidGPS(Globalpositioningsystem)carrierphaseisrelativelyfastaccurateGPSpositioningtechnologyisthe

2、applicationoftechnologyoneInthispaperwhichoftwokeyparts:integerambiguityresolutioncycleslipsthatareresearchedintheyaswellasbyexpermimentsinthisdissertation.Anindepthstudyofcycleslipsdetectionrepairofprinciplebasedontheca

3、rrierphasedifferenceftwoweekjumppolynomialalgithmfdetectionrepair.Evenifthetestsprovetheexistenceofonlyoneweekjumpofweeksthealgithmcanaccuratelydetectrepair.Basedonthistheyindepthanalysisoftheambiguityofsolvingthebasicpr

4、inciplesoftheestablishmentoftheambiguityofacompletetheytosolve.Staticfthenextlevelofthebaselinekminlengththispaperanewambiguitysearch:LAMBDAbasedspacerelatedFARAtransfmoutalargenumberofalternativecombinationsofambiguitya

5、mbiguitysolution.Twospacethroughcompressionexpansionofanappropriatescaleparametersoftheestimatedrangeoffactssuchasmeansofsignificantlyreducingcalculationtimetoimproveunderstingoftheoperatssuccessrate.Inpracticetheestabli

6、shmentofaGPScarrierphaseisrelativelyfastaccuratepositioningsystemtestusethesystemtocarryoutalargenumberoftests.Itisshownthatthissystemiscapableofrapidrelativepositiontheaccuracyofwhichis2cmatthe99%levelonabout1Kmlengthba

7、selinewhendataspansofonly3minuteswereused.ThesystemisaimedatmappingthecomplexterrainoftheControlPoints.InthecomplexterrainitisdifficulttouseTotalControlPointsaswellasdifficulttopassbecauseofallcontrolpointsinlinewiththea

8、djustmentwhichwouldleadtothecontrolpointaccuracypedsignificantlywhiletheapplicationoftraditionalStaticGPSpositioningsystemwillrequirealargeamountofobservationaltimetheimpactonproductivity.Ontheotherhtherapidapplicationof