{"id":"https://openalex.org/W7138896160","doi":"https://doi.org/10.1109/globecom59602.2025.11432201","title":"Optimized Double-Difference Carrier Phase Ambiguity Resolution for High-Accuracy Relative Ranging","display_name":"Optimized Double-Difference Carrier Phase Ambiguity Resolution for High-Accuracy Relative Ranging","publication_year":2025,"publication_date":"2025-12-08","ids":{"openalex":"https://openalex.org/W7138896160","doi":"https://doi.org/10.1109/globecom59602.2025.11432201"},"language":null,"primary_location":{"id":"doi:10.1109/globecom59602.2025.11432201","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globecom59602.2025.11432201","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM 2025 - 2025 IEEE Global Communications Conference","raw_type":"proceedings-article"},"type":"conference-paper","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/A5101531527","display_name":"Ming Hu","orcid":"https://orcid.org/0009-0006-6824-9023"},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Mengyao Hu","raw_affiliation_strings":["Chongqing University of Posts and Telecommunications,School of Communications and Information Engineering,Chongqing,China,400065"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chongqing University of Posts and Telecommunications,School of Communications and Information Engineering,Chongqing,China,400065","institution_ids":["https://openalex.org/I10535382"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027192459","display_name":"Ke Liu","orcid":"https://orcid.org/0000-0001-5029-2038"},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kaikai Liu","raw_affiliation_strings":["Chongqing University of Posts and Telecommunications,School of Communications and Information Engineering,Chongqing,China,400065"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chongqing University of Posts and Telecommunications,School of Communications and Information Engineering,Chongqing,China,400065","institution_ids":["https://openalex.org/I10535382"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5106628164","display_name":"Zengshan TIAN","orcid":null},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zengshan Tian","raw_affiliation_strings":["Chongqing University of Posts and Telecommunications,School of Communications and Information Engineering,Chongqing,China,400065"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chongqing University of Posts and Telecommunications,School of Communications and Information Engineering,Chongqing,China,400065","institution_ids":["https://openalex.org/I10535382"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5129939082","display_name":"Ze Li","orcid":null},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ze Li","raw_affiliation_strings":["Chongqing University of Posts and Telecommunications,School of Communications and Information Engineering,Chongqing,China,400065"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chongqing University of Posts and Telecommunications,School of Communications and Information Engineering,Chongqing,China,400065","institution_ids":["https://openalex.org/I10535382"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5067339415","display_name":"Shuliang Gui","orcid":"https://orcid.org/0000-0001-5140-6017"},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shuliang Gui","raw_affiliation_strings":["Chongqing University of Posts and Telecommunications,School of Communications and Information Engineering,Chongqing,China,400065"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chongqing University of Posts and Telecommunications,School of Communications and Information Engineering,Chongqing,China,400065","institution_ids":["https://openalex.org/I10535382"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I10535382"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.77321169,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"2904","last_page":"2909"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.7592999935150146,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.7592999935150146,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T10655","display_name":"GNSS positioning and interference","score":0.05380000174045563,"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/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.026799999177455902,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/ranging","display_name":"Ranging","score":0.819100022315979},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.5878000259399414},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.5616000294685364},{"id":"https://openalex.org/keywords/ambiguity-resolution","display_name":"Ambiguity resolution","score":0.5533999800682068},{"id":"https://openalex.org/keywords/ambiguity","display_name":"Ambiguity","score":0.527400016784668},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.3984000086784363},{"id":"https://openalex.org/keywords/decorrelation","display_name":"Decorrelation","score":0.3944999873638153},{"id":"https://openalex.org/keywords/phase","display_name":"Phase (matter)","score":0.3921999931335449}],"concepts":[{"id":"https://openalex.org/C115051666","wikidata":"https://www.wikidata.org/wiki/Q6522493","display_name":"Ranging","level":2,"score":0.819100022315979},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.5878000259399414},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5835999846458435},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.5616000294685364},{"id":"https://openalex.org/C2777559092","wikidata":"https://www.wikidata.org/wiki/Q4741445","display_name":"Ambiguity resolution","level":4,"score":0.5533999800682068},{"id":"https://openalex.org/C2780522230","wikidata":"https://www.wikidata.org/wiki/Q1140419","display_name":"Ambiguity","level":2,"score":0.527400016784668},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4510999917984009},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4456999897956848},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.3984000086784363},{"id":"https://openalex.org/C177860922","wikidata":"https://www.wikidata.org/wiki/Q788608","display_name":"Decorrelation","level":2,"score":0.3944999873638153},{"id":"https://openalex.org/C44280652","wikidata":"https://www.wikidata.org/wiki/Q104837","display_name":"Phase (matter)","level":2,"score":0.3921999931335449},{"id":"https://openalex.org/C142757262","wikidata":"https://www.wikidata.org/wiki/Q76436","display_name":"Doppler effect","level":2,"score":0.3433000147342682},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.3154999911785126},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.30559998750686646},{"id":"https://openalex.org/C161218011","wikidata":"https://www.wikidata.org/wiki/Q11827794","display_name":"Multipath propagation","level":3,"score":0.2989000082015991},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.27970001101493835},{"id":"https://openalex.org/C89631360","wikidata":"https://www.wikidata.org/wiki/Q1428766","display_name":"Phase noise","level":2,"score":0.27000001072883606},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.2696000039577484},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.26429998874664307},{"id":"https://openalex.org/C137209882","wikidata":"https://www.wikidata.org/wiki/Q1403517","display_name":"Measurement uncertainty","level":2,"score":0.26429998874664307},{"id":"https://openalex.org/C29265498","wikidata":"https://www.wikidata.org/wiki/Q7047719","display_name":"Noise measurement","level":3,"score":0.2603999972343445},{"id":"https://openalex.org/C198082294","wikidata":"https://www.wikidata.org/wiki/Q3399648","display_name":"Position (finance)","level":2,"score":0.25519999861717224}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/globecom59602.2025.11432201","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globecom59602.2025.11432201","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM 2025 - 2025 IEEE Global Communications Conference","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Decent work and economic growth","id":"https://metadata.un.org/sdg/8","score":0.631182849407196}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320324805","display_name":"Chongqing Municipal Education Commission","ror":"https://ror.org/031nm5713"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W2028082528","https://openalex.org/W2068657587","https://openalex.org/W2095093213","https://openalex.org/W2148658701","https://openalex.org/W2319829520","https://openalex.org/W2497640391","https://openalex.org/W2541747020","https://openalex.org/W3011683239","https://openalex.org/W3113620939","https://openalex.org/W4402263116"],"related_works":[],"abstract_inverted_index":{"Precise":[0],"distance":[1],"measurement":[2,66],"using":[3,72,133],"wireless":[4],"signals":[5],"is":[6,162],"essential":[7],"for":[8,165],"applications":[9],"such":[10],"as":[11],"structural":[12],"health":[13],"monitoring,":[14],"autonomous":[15],"navigation,":[16],"and":[17,38,49,97,116,171],"asset":[18],"tracking.":[19],"Traditional":[20],"high-accuracy":[21],"ranging":[22,145],"techniques":[23],"typically":[24],"rely":[25],"on":[26],"large":[27],"signal":[28],"bandwidths,":[29],"often":[30],"several":[31],"hundred":[32],"megahertz,":[33],"to":[34,111],"resolve":[35],"carrier-phase":[36],"ambiguities":[37],"achieve":[39],"centimeter-level":[40,70],"precision.":[41],"However,":[42],"this":[43,58],"results":[44],"in":[45,167],"increased":[46],"system":[47],"complexity":[48],"high":[50],"spectral":[51],"resource":[52],"consumption.":[53],"To":[54],"address":[55],"these":[56],"challenges,":[57],"paper":[59],"proposes":[60],"an":[61],"optimized":[62],"dual-differential":[63],"carrier":[64],"phase":[65,114],"method":[67],"that":[68],"achieves":[69],"accuracy":[71],"only":[73],"a":[74,82],"few":[75],"of":[76,84],"discrete":[77],"frequency":[78],"bands,":[79],"each":[80],"occupying":[81],"bandwidth":[83,152],"approximately":[85],"20":[86],"MHz.":[87],"Carrier-phase":[88],"measurements":[89],"at":[90],"the":[91,100,134,147],"selected":[92],"frequencies":[93],"are":[94,105,130],"first":[95],"obtained":[96],"wrapped":[98],"within":[99],"(\u2212\u03c0,+\u03c0)":[101],"range.":[102],"Dual-differential":[103],"operations":[104],"then":[106],"applied":[107],"between":[108],"adjacent":[109],"positions":[110],"eliminate":[112],"systematic":[113],"biases":[115],"improve":[117],"estimation":[118],"robustness.":[119],"A":[120],"weighted":[121],"least-squares":[122],"estimator":[123],"provides":[124],"initial":[125],"float":[126],"ambiguity":[127],"estimates,":[128],"which":[129],"subsequently":[131],"resolved":[132],"Modified":[135],"Least-squares":[136],"Ambiguity":[137],"decorrelation":[138],"adjustment":[139],"(MLAMBDA)":[140],"algorithm.":[141],"Compared":[142],"with":[143],"conventional":[144],"methods,":[146],"proposed":[148],"approach":[149],"significantly":[150],"reduces":[151],"requirements":[153],"while":[154],"maintaining":[155],"sub-5":[156],"cm":[157],"relative":[158],"positioning":[159],"accuracy.":[160],"It":[161],"particularly":[163],"well-suited":[164],"deployment":[166],"bandwidth-constrained":[168],"Integrated":[169],"Sensing":[170],"Communication":[172],"(ISAC)":[173],"applications.":[174]},"counts_by_year":[],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2026-03-20T00:00:00"}