{"id":"https://openalex.org/W4406321571","doi":"https://doi.org/10.1109/jiot.2025.3528984","title":"Reconfigurable Fiber-Optic Time Transfer Network Architecture Based on SD-TTU","display_name":"Reconfigurable Fiber-Optic Time Transfer Network Architecture Based on SD-TTU","publication_year":2025,"publication_date":"2025-01-13","ids":{"openalex":"https://openalex.org/W4406321571","doi":"https://doi.org/10.1109/jiot.2025.3528984"},"language":"en","primary_location":{"id":"doi:10.1109/jiot.2025.3528984","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2025.3528984","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Internet of Things Journal","raw_type":"journal-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/A5024876279","display_name":"Kunfeng Xie","orcid":"https://orcid.org/0000-0001-5949-3362"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kunfeng Xie","raw_affiliation_strings":["Department of Electronic Engineering, State Key Laboratory of Advanced Optical Communication Systems and Networks, Shanghai Jiao Tong University, Shanghai, China"],"raw_orcid":"https://orcid.org/0000-0001-5949-3362","affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, State Key Laboratory of Advanced Optical Communication Systems and Networks, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Yansong Yang","orcid":"https://orcid.org/0009-0006-8358-2705"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yansong Yang","raw_affiliation_strings":["Department of Electronic Engineering, State Key Laboratory of Advanced Optical Communication Systems and Networks, Shanghai Jiao Tong University, Shanghai, China"],"raw_orcid":"https://orcid.org/0009-0006-8358-2705","affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, State Key Laboratory of Advanced Optical Communication Systems and Networks, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100447593","display_name":"Long Wang","orcid":"https://orcid.org/0000-0003-2350-0465"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Long Wang","raw_affiliation_strings":["Department of Electronic Engineering, State Key Laboratory of Advanced Optical Communication Systems and Networks, Shanghai Jiao Tong University, Shanghai, China"],"raw_orcid":"https://orcid.org/0000-0003-2350-0465","affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, State Key Laboratory of Advanced Optical Communication Systems and Networks, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020981025","display_name":"Liang Hu","orcid":"https://orcid.org/0000-0001-7176-2078"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liang Hu","raw_affiliation_strings":["Department of Electronic Engineering, State Key Laboratory of Advanced Optical Communication Systems and Networks, Shanghai Jiao Tong University, Shanghai, China"],"raw_orcid":"https://orcid.org/0000-0001-7176-2078","affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, State Key Laboratory of Advanced Optical Communication Systems and Networks, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100437532","display_name":"Jianping Chen","orcid":"https://orcid.org/0000-0002-1186-7633"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianping Chen","raw_affiliation_strings":["Department of Electronic Engineering, State Key Laboratory of Advanced Optical Communication Systems and Networks, Shanghai Jiao Tong University, Shanghai, China"],"raw_orcid":"https://orcid.org/0000-0002-1186-7633","affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, State Key Laboratory of Advanced Optical Communication Systems and Networks, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5024255536","display_name":"Guiling Wu","orcid":"https://orcid.org/0000-0002-4334-7704"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guiling Wu","raw_affiliation_strings":["Department of Electronic Engineering, State Key Laboratory of Advanced Optical Communication Systems and Networks, Shanghai Jiao Tong University, Shanghai, China"],"raw_orcid":"https://orcid.org/0000-0002-4334-7704","affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, State Key Laboratory of Advanced Optical Communication Systems and Networks, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I183067930"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.00503637,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"12","issue":"11","first_page":"15736","last_page":"15747"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12216","display_name":"Network Time Synchronization Technologies","score":0.9764000177383423,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12216","display_name":"Network Time Synchronization Technologies","score":0.9764000177383423,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10767","display_name":"Advanced Photonic Communication Systems","score":0.9621000289916992,"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/T10847","display_name":"Advanced Optical Network Technologies","score":0.9523000121116638,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7299461364746094},{"id":"https://openalex.org/keywords/optical-fiber","display_name":"Optical fiber","score":0.506630003452301},{"id":"https://openalex.org/keywords/architecture","display_name":"Architecture","score":0.49822235107421875},{"id":"https://openalex.org/keywords/transfer","display_name":"Transfer (computing)","score":0.46956443786621094},{"id":"https://openalex.org/keywords/computer-architecture","display_name":"Computer architecture","score":0.3277725279331207},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.20007172226905823},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.170172780752182}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7299461364746094},{"id":"https://openalex.org/C194232370","wikidata":"https://www.wikidata.org/wiki/Q162","display_name":"Optical fiber","level":2,"score":0.506630003452301},{"id":"https://openalex.org/C123657996","wikidata":"https://www.wikidata.org/wiki/Q12271","display_name":"Architecture","level":2,"score":0.49822235107421875},{"id":"https://openalex.org/C2776175482","wikidata":"https://www.wikidata.org/wiki/Q1195816","display_name":"Transfer (computing)","level":2,"score":0.46956443786621094},{"id":"https://openalex.org/C118524514","wikidata":"https://www.wikidata.org/wiki/Q173212","display_name":"Computer architecture","level":1,"score":0.3277725279331207},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.20007172226905823},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.170172780752182},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.0},{"id":"https://openalex.org/C153349607","wikidata":"https://www.wikidata.org/wiki/Q36649","display_name":"Visual arts","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jiot.2025.3528984","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2025.3528984","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Internet of Things Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.6499999761581421,"id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G4127198188","display_name":null,"funder_award_id":"61627817","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":39,"referenced_works":["https://openalex.org/W1531860022","https://openalex.org/W2097510686","https://openalex.org/W2582122157","https://openalex.org/W2611367544","https://openalex.org/W2772098481","https://openalex.org/W2802739794","https://openalex.org/W2900506664","https://openalex.org/W2971955478","https://openalex.org/W2995053006","https://openalex.org/W3018125556","https://openalex.org/W3033664300","https://openalex.org/W3034751677","https://openalex.org/W3046780980","https://openalex.org/W3112563484","https://openalex.org/W3154970938","https://openalex.org/W3188252759","https://openalex.org/W3191280581","https://openalex.org/W3196194411","https://openalex.org/W4200016886","https://openalex.org/W4206034365","https://openalex.org/W4212980693","https://openalex.org/W4230217355","https://openalex.org/W4288450779","https://openalex.org/W4290565577","https://openalex.org/W4301184154","https://openalex.org/W4302011090","https://openalex.org/W4309624388","https://openalex.org/W4313596874","https://openalex.org/W4381489438","https://openalex.org/W4385315650","https://openalex.org/W4385444679","https://openalex.org/W4387490556","https://openalex.org/W4390902360","https://openalex.org/W4390903203","https://openalex.org/W4392026202","https://openalex.org/W4394866617","https://openalex.org/W4396931601","https://openalex.org/W4400204020","https://openalex.org/W4402700215"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W4391913857","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W2038503502"],"abstract_inverted_index":{"Network":[0,141],"architectural":[1],"is":[2,16,106],"indispensable":[3],"for":[4,42,60,73,91],"a":[5,18,26,113],"wide-area":[6],"and":[7,48,64,70,79,85,88,95,118,128,137,147,168],"robust":[8],"Fiber-optic":[9],"time":[10,34,57,61,102],"transfer":[11,35,58,103],"(FOTT)":[12],"network,":[13],"however,":[14],"there":[15],"currently":[17],"deficiency":[19],"in":[20],"effective":[21],"scheme.":[22],"This":[23],"article":[24],"proposed":[25,126,172],"reconfigurable":[27],"FOTT":[28],"network":[29,75,97],"architecture":[30,51,127],"based":[31],"on":[32],"software-defined":[33,101],"units":[36],"(SD-TTU),":[37],"enhancing":[38],"the":[39,83,122,129,166,171],"network\u2019s":[40],"capability":[41],"flexible":[43],"resource":[44],"allocation,":[45],"automatic":[46],"protection":[47],"restoration.":[49],"The":[50,125,152],"consists":[52],"of":[53,82,154,170],"three":[54],"layers:":[55],"1)":[56],"layer":[59,72,90],"signal":[62],"transmission":[63],"clock":[65,157],"difference":[66],"cancellation;":[67],"2)":[68],"monitor":[69],"control":[71],"monitoring":[74],"states,":[76],"fault":[77,148],"detection,":[78],"dynamic":[80],"reconfiguration":[81],"SD-TTU;":[84],"3)":[86],"service":[87,93],"configuration":[89],"customizable":[92],"construction":[94],"proactive":[96],"reconfiguration.":[98],"A":[99],"polymorphic":[100],"unit":[104],"(SD-TTU)":[105],"further":[107],"designed,":[108],"which":[109],"can":[110],"operate":[111],"as":[112],"master":[114],"station,":[115,117],"intermediate":[116],"slave":[119],"station":[120],"using":[121],"same":[123],"hardware.":[124],"designed":[130],"SD-TTU":[131],"are":[132,150,159],"experimentally":[133],"demonstrated":[134],"over":[135],"chained":[136],"ring":[138],"networks,":[139],"respectively.":[140],"expansion,":[142],"contraction,":[143],"topology":[144],"reconfiguration,":[145],"failure":[146],"recovery":[149],"validated.":[151],"changes":[153],"measured":[155],"mean":[156],"differences":[158],"below":[160],"43-ps":[161],"across":[162],"different":[163],"scenarios,":[164],"verifying":[165],"robustness":[167],"flexibility":[169],"architecture.":[173]},"counts_by_year":[],"updated_date":"2026-06-26T08:34:08.712188","created_date":"2025-10-10T00:00:00"}
