{"id":"https://openalex.org/W2241158140","doi":"https://doi.org/10.1109/geoinformatics.2015.7378666","title":"A novel method on quality analysis of satellite navigation signal and efficient initial positioning","display_name":"A novel method on quality analysis of satellite navigation signal and efficient initial positioning","publication_year":2015,"publication_date":"2015-06-01","ids":{"openalex":"https://openalex.org/W2241158140","doi":"https://doi.org/10.1109/geoinformatics.2015.7378666","mag":"2241158140"},"language":"en","primary_location":{"id":"doi:10.1109/geoinformatics.2015.7378666","is_oa":false,"landing_page_url":"https://doi.org/10.1109/geoinformatics.2015.7378666","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 23rd International Conference on Geoinformatics","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5050648342","display_name":"Xiangzhen Yao","orcid":null},"institutions":[{"id":"https://openalex.org/I4210162213","display_name":"China Electronics Standardization Institute","ror":"https://ror.org/05hxrpj87","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210162213","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xiangzhen Yao","raw_affiliation_strings":["China electronics standardization institute, Beijing, China"],"affiliations":[{"raw_affiliation_string":"China electronics standardization institute, Beijing, China","institution_ids":["https://openalex.org/I4210162213"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5109297003","display_name":"Kefeng Fan","orcid":"https://orcid.org/0000-0001-6961-6653"},"institutions":[{"id":"https://openalex.org/I4210162213","display_name":"China Electronics Standardization Institute","ror":"https://ror.org/05hxrpj87","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210162213","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kefeng Fan","raw_affiliation_strings":["China electronics standardization institute, Beijing, China"],"affiliations":[{"raw_affiliation_string":"China electronics standardization institute, Beijing, China","institution_ids":["https://openalex.org/I4210162213"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5050648342"],"corresponding_institution_ids":["https://openalex.org/I4210162213"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.07248449,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"4"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10655","display_name":"GNSS positioning and interference","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10655","display_name":"GNSS positioning and interference","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11325","display_name":"Inertial Sensor and Navigation","score":0.9969000220298767,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10711","display_name":"Target Tracking and Data Fusion in Sensor Networks","score":0.9950000047683716,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7760636806488037},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.5767389535903931},{"id":"https://openalex.org/keywords/satellite-navigation","display_name":"Satellite navigation","score":0.5757235884666443},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.544120192527771},{"id":"https://openalex.org/keywords/precise-point-positioning","display_name":"Precise Point Positioning","score":0.527458906173706},{"id":"https://openalex.org/keywords/tracking","display_name":"Tracking (education)","score":0.4923607110977173},{"id":"https://openalex.org/keywords/global-positioning-system","display_name":"Global Positioning System","score":0.4317844808101654},{"id":"https://openalex.org/keywords/navigation-system","display_name":"Navigation system","score":0.43145620822906494},{"id":"https://openalex.org/keywords/radio-navigation","display_name":"Radio navigation","score":0.422211229801178},{"id":"https://openalex.org/keywords/gnss-applications","display_name":"GNSS applications","score":0.26930102705955505},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.13256552815437317}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7760636806488037},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.5767389535903931},{"id":"https://openalex.org/C36301306","wikidata":"https://www.wikidata.org/wiki/Q179435","display_name":"Satellite navigation","level":3,"score":0.5757235884666443},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.544120192527771},{"id":"https://openalex.org/C202511199","wikidata":"https://www.wikidata.org/wiki/Q7239503","display_name":"Precise Point Positioning","level":4,"score":0.527458906173706},{"id":"https://openalex.org/C2775936607","wikidata":"https://www.wikidata.org/wiki/Q466845","display_name":"Tracking (education)","level":2,"score":0.4923607110977173},{"id":"https://openalex.org/C60229501","wikidata":"https://www.wikidata.org/wiki/Q18822","display_name":"Global Positioning System","level":2,"score":0.4317844808101654},{"id":"https://openalex.org/C2777891301","wikidata":"https://www.wikidata.org/wiki/Q3475123","display_name":"Navigation system","level":2,"score":0.43145620822906494},{"id":"https://openalex.org/C530343408","wikidata":"https://www.wikidata.org/wiki/Q1413038","display_name":"Radio navigation","level":3,"score":0.422211229801178},{"id":"https://openalex.org/C14279187","wikidata":"https://www.wikidata.org/wiki/Q5514012","display_name":"GNSS applications","level":3,"score":0.26930102705955505},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.13256552815437317},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C19417346","wikidata":"https://www.wikidata.org/wiki/Q7922","display_name":"Pedagogy","level":1,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/geoinformatics.2015.7378666","is_oa":false,"landing_page_url":"https://doi.org/10.1109/geoinformatics.2015.7378666","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 23rd International Conference on Geoinformatics","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.7799999713897705,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":4,"referenced_works":["https://openalex.org/W1482158996","https://openalex.org/W1954445342","https://openalex.org/W1992643626","https://openalex.org/W2142916332"],"related_works":["https://openalex.org/W2331487774","https://openalex.org/W2352452013","https://openalex.org/W2313957359","https://openalex.org/W2080650559","https://openalex.org/W2390992067","https://openalex.org/W2068422469","https://openalex.org/W596706790","https://openalex.org/W2082145147","https://openalex.org/W2365327061","https://openalex.org/W4205558796"],"abstract_inverted_index":{"In":[0],"this":[1,154],"paper,":[2],"with":[3],"the":[4,8,13,18,29,37,40,43,54,65,72,84,104,109,114,124,129,138,150],"purpose":[5],"of":[6,28,39,42,116],"improving":[7],"initial":[9,26,66,85,158],"positioning":[10,67,86,159],"efficiency":[11,87,160],"in":[12,64,108],"receiver,":[14],"we":[15],"first":[16],"analyze":[17],"received":[19,44],"signal":[20],"from":[21,103],"navigation":[22,30,56,73],"satellites.":[23],"Then,":[24],"an":[25],"section":[27],"data":[31,74,106,117],"will":[32,49,68,76,88],"be":[33,50,69,77,89],"preprocessed":[34],"to":[35,52,91,112],"determine":[36],"analysis":[38],"quality":[41],"signal,":[45],"and":[46,118,137,153,161],"appropriate":[47],"strategies":[48],"formulated":[51],"handle":[53],"next":[55],"data.":[57],"The":[58,146],"frames":[59],"that":[60,75,128],"are":[61],"not":[62],"involved":[63],"dropped,":[70],"therefore,":[71],"processed":[78],"has":[79,156],"been":[80],"reduced":[81,134,162],"significantly.":[82,165],"Finally,":[83],"improved":[90,157],"reduce":[92,113,123],"TTFF":[93],"(Time":[94],"To":[95],"First":[96],"Fix).":[97],"Because":[98],"our":[99],"method":[100],"is":[101],"starting":[102],"original":[105],"sources":[107],"tracking":[110,163],"loop":[111],"amount":[115],"computing,":[119],"it":[120],"could":[121],"greatly":[122],"TTFF.":[125],"Experiments":[126],"show":[127],"average":[130],"processing":[131],"time":[132],"was":[133,142],"by":[135,144],"30.16%,":[136],"maximum":[139],"memory":[140],"cost":[141],"cut":[143],"31.20%.":[145],"empirical":[147],"results":[148],"demonstrate":[149],"expectation":[151],"clearly,":[152],"algorithm":[155],"operations":[164]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}