BDS网络RTK中距离参考站整周模糊度单历元解算方法.pdfVIP

第 45卷 第 1期 测 绘 学 报 VoI．45，No．1 2016年 1月 ActaGeodaeticaetCarfOgraphlcaSinica January．2O16 引文格式：祝会忠，徐爱功，高猛 ，等．BDS网络 RTK 中距离参考站整周模糊度单历元解算方法[J]．测绘学报 ，2016，45(1)：50—57．DOI：10． 11947／j．AGCS．2016 ZHU Huizhong，XU Aigong，GAO Meng，eta1．TheAlgorithm ofSingleepochIntegerAmbiguityResolutionbetweenMiddle— rangeBDSNetworkRTKReferenceStationsEJ]．ActaGeodaeticaetCartographicaSinica，2016，45(1)：5O一57．DOI：10．11947／j． AGCS．2016．2Ol40525． BDS网络 RTK 中距离参考站整周模糊度单历元解算方法 祝会忠，徐爱功 ，高 猛 ，杨秋 实 辽宁工程技术大学测绘与地理科学学 院，辽宁 阜新 123000 TheAlgorithm ofSingle-epoch IntegerAmbiguity Resolution betweenMiddle- rangeBDSNetworkRTKReferenceStations ZHUHuizhong，XUAigong，GAO Meng，YANG Qiushi SchoolofGeomatics，Liaoning TechnicaIUniversity，Fuxin123000，Chino Abstract：Thealgorithm ofdoublefrequencycarrierphaseintegerambiguityresolutionbetweenmiddle— rangereference stationsatsingle—epoch isproposed．TheambiguitycandidatesofB1frequencyandB2 frequency carrierphase are selected by Iinearrelationship between carrierphase ambiguities ofB1 frequencyandB2frequencycarrierphase．Thedoubledifferenceionospheredelayerrorscanbecalculated bytheambiguitycandidatesofdoublefrequencycarrierphase．ThentheIinearcalculationmodelofdouble differenceionosphere delay errorscan be established by the double difference ionosphere delay errors accordingtothe spatialrelationshipbetween the ionosphere delayerrorsofeachsatelIiteson reference stations．AndtheambiguitiesofB1frequencyandB2frequencycarrierphasearesearchedandfixed inthe establishingoftheIinearcalculationmodeIofdoubledifferenceionospheredeIaverrors．Thisalgorifhm is testedbythedataofBDSCORSnetwork．TheresultsindicatelhalthedoubledifferenceintegerambiguifY betweenreferencestationscanbefixedatsingle—epoch，andthisalgorithm avoidstheeffectofcycleclips． Keywords：BDS；networkRTK；single—epoch；integerambiguity；ionospheredelayerror Foundat