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：李林阳,赖路广,沈洋,等.多频多GNSS大网发展与解算探讨[J].导航定位学报,2023,11(2):28-35.（LILinyang,LAILuguang,SHENYang,etal.Discussionondevelopmentandsolutionofmulti-frequencyandmulti-GNSShugenetworks[J].JournalofNavigationandPositioning,2023,11(2):28-35.）DOI:10.16547/j.cnki.10-1096.20230204.多频多GNSS大网发展与解算探讨李林阳1,2，赖路广2，沈洋2，董行3，林家乐4（1.武汉大学测绘学院，武汉430072；2.信息工程大学地理空间信息学院，郑州450001；3.61206部队，北京100041；4.61081部队，北京100089）摘要：为了进一步增强全球卫星导航系统（GNSS）服务的精度、完好性、连续性和可用性，对多频多GNSS大网的解算特点、难点和解算方法进行分析和探讨：归纳多频多全球卫星导航系统（GNSS）大网空间段和地面段的最新进展；然后分析解算的特点与难点，迫切需要统一的解算模型和与之对应的高精度、高效率和智能解算算法；最后从非差模型、并行解算和智能解算3个方面总结解算方法。关键词：全球卫星导航系统（GNSS）；多频多系统；大网解算中图分类号：P228文献标志码：A文章编号：2095-4999(2023)02-0028-08Discussionondevelopmentandsolutionofmulti-frequencyandmulti-GNSShugenetworksLILinyang1,2,LAILuguang2,SHENYang2,DONGHang3,LINJiale4（1.SchoolofGeodesyandGeomatics,WuhanUniversity,Wuhan430072,China;2.SchoolofSurveyingandMapping,InformationEngineeringUniversity,Zhengzhou450001,China;3.Troops61206,Beijing100041,China;4.Troops61081,Beijing100089,China）Abstract：Inordertofurtherenhancetheaccuracy,integrity,continuityandavailabilityofglobalnavigationsatellitesystem(GNSS)services,thepaperanalyzedanddiscussedthecharacteristics,difficultiesandmethodsofsolvingmulti-frequencyandmulti-GNSShugenetworks:thelatestdevelopmentofmulti-frequencyandmulti-GNSShugenetworkswasconcludedfromtheaspectsofspacesegmentandgroundsegment;thenthecharacteristicanddifficultiesofthesolutionwereanalyzed,andaunifiedprocessingmodelandcorrespondinghighprecision,highefficiencyandintelligentsolutionalgorithmwereurgentlyneeded;finally,thesolutionmethodsweresummarizedfromtheas...
