第11卷第2期导航定位学报Vol.11,No.22023年4月JournalofNavigationandPositioningApr.,2023引文格式:曾金文,章浙涛,何秀凤,等.面向单双频混合及中断数据周跳处理方法[J].导航定位学报,2023,11(2):61-70.(ZENGJinwen,ZHANGZhetao,HEXiufeng,etal.Cycleslipprocessingmethodformixedsingleanddualfrequenciesanddatagaps[J].JournalofNavigationandPositioning,2023,11(2):61-70.)DOI:10.16547/j.cnki.10-1096.20230207.面向单双频混合及中断数据周跳处理方法曾金文,章浙涛,何秀凤,袁海军,何金鑫(河海大学地球科学与工程学院,南京211100)摘要:针对复杂环境下,传统周跳探测方法并不能取得良好的探测效果的问题,提出一种面向单双频混合及中断数据的周跳处理方法:介绍传统的无几何距离(GF)组合、墨尔本-维贝纳(MW)组合和多项式拟合法及其优势和不足;利用站间单差形式的GF组合和MW组合处理双频数据,利用改进后的多项式拟合法处理单频数据,联合3种方法克服数据中断带来的挑战,实现相对定位和实时周跳探测。实验结果表明,改进的联合探测方法比传统方法可削弱更多误差;相较于传统方法在探测率、固定率、均方根、定位偏差等精度方面都有较明显提高,其中探测修复率提高15%以上,固定率提高16.8%,复杂环境下的定位精度由分米级提升到厘米级;可为周跳处理提供参考。关键词:周跳探测;无几何距离组合(GF);墨尔本-维贝纳(MW)组合;多项式拟合法;单双频混合;数据中断中图分类号:P228文献标志码:A文章编号:2095-4999(2023)02-0061-10CycleslipprocessingmethodformixedsingleanddualfrequenciesanddatagapsZENGJinwen,ZHANGZhetao,HEXiufeng,YUANHaijun,HEJinxin(SchoolofEarthScienceandEngineering,HohaiUniversity,Nanjing211100,China)Abstract:Aimingattheproblemthatthetraditionalcycleslipdetectionmethodcannotachievegooddetectioneffects,thepaperproposedacycleslipprocessingmethodformixedsingleanddualfrequenciesanddatagaps:thetraditionalgeometry-free(GF),Melbourne-Wübbena(MW)combinationandpolynomialfittingmethodwereintroduced,andtheadvantagesanddisadvantagesofeachmethodwereevaluated;thentheGFcombinationintheformofsingledifferencebetweenstationsandMWcombinationwereusedtoprocessthedual-frequencydata,andtheimprovedpolynomialfittingmethodwasusedtoprocessthesingle-frequen...