{"id":"https://openalex.org/W4417052473","doi":"https://doi.org/10.1109/ecoc66593.2025.11263079","title":"39.5- Tb/s O-band Coherent Data Channels Coexistence with C-band DV-QKD and Bidirectional Service Channels","display_name":"39.5- Tb/s O-band Coherent Data Channels Coexistence with C-band DV-QKD and Bidirectional Service Channels","publication_year":2025,"publication_date":"2025-09-28","ids":{"openalex":"https://openalex.org/W4417052473","doi":"https://doi.org/10.1109/ecoc66593.2025.11263079"},"language":null,"primary_location":{"id":"doi:10.1109/ecoc66593.2025.11263079","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ecoc66593.2025.11263079","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 European Conference on Optical Communications (ECOC)","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/A5091147340","display_name":"Shohei Beppu","orcid":"https://orcid.org/0000-0002-8220-9515"},"institutions":[{"id":"https://openalex.org/I4210164495","display_name":"KDDI Research (Japan)","ror":"https://ror.org/05qsqt662","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210164495"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Shohei Beppu","raw_affiliation_strings":["KDDI Research, Inc.,Saitama,Japan,356-8502"],"affiliations":[{"raw_affiliation_string":"KDDI Research, Inc.,Saitama,Japan,356-8502","institution_ids":["https://openalex.org/I4210164495"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035127715","display_name":"Daniel J. Elson","orcid":"https://orcid.org/0000-0002-4679-4358"},"institutions":[{"id":"https://openalex.org/I4210164495","display_name":"KDDI Research (Japan)","ror":"https://ror.org/05qsqt662","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210164495"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Daniel J. Elson","raw_affiliation_strings":["KDDI Research, Inc.,Saitama,Japan,356-8502"],"affiliations":[{"raw_affiliation_string":"KDDI Research, Inc.,Saitama,Japan,356-8502","institution_ids":["https://openalex.org/I4210164495"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101204287","display_name":"Shinya Murai","orcid":null},"institutions":[{"id":"https://openalex.org/I1292669757","display_name":"Toshiba (Japan)","ror":"https://ror.org/0326v3z14","country_code":"JP","type":"company","lineage":["https://openalex.org/I1292669757"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shinya Murai","raw_affiliation_strings":["Toshiba Digital Solutions Corp.,Kanagawa,Japan,212-8585"],"affiliations":[{"raw_affiliation_string":"Toshiba Digital Solutions Corp.,Kanagawa,Japan,212-8585","institution_ids":["https://openalex.org/I1292669757"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100452742","display_name":"Han Wang","orcid":"https://orcid.org/0000-0003-0893-4708"},"institutions":[{"id":"https://openalex.org/I4210164495","display_name":"KDDI Research (Japan)","ror":"https://ror.org/05qsqt662","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210164495"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Han Wang","raw_affiliation_strings":["KDDI Research, Inc.,Saitama,Japan,356-8502"],"affiliations":[{"raw_affiliation_string":"KDDI Research, Inc.,Saitama,Japan,356-8502","institution_ids":["https://openalex.org/I4210164495"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038710773","display_name":"Akira Murakami","orcid":"https://orcid.org/0000-0002-0022-2514"},"institutions":[{"id":"https://openalex.org/I1292669757","display_name":"Toshiba (Japan)","ror":"https://ror.org/0326v3z14","country_code":"JP","type":"company","lineage":["https://openalex.org/I1292669757"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Akira Murakami","raw_affiliation_strings":["Toshiba Digital Solutions Corp.,Kanagawa,Japan,212-8585"],"affiliations":[{"raw_affiliation_string":"Toshiba Digital Solutions Corp.,Kanagawa,Japan,212-8585","institution_ids":["https://openalex.org/I1292669757"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5114160524","display_name":"Kosuke Komatsu","orcid":null},"institutions":[{"id":"https://openalex.org/I4210164495","display_name":"KDDI Research (Japan)","ror":"https://ror.org/05qsqt662","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210164495"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kosuke Komatsu","raw_affiliation_strings":["KDDI Research, Inc.,Saitama,Japan,356-8502"],"affiliations":[{"raw_affiliation_string":"KDDI Research, Inc.,Saitama,Japan,356-8502","institution_ids":["https://openalex.org/I4210164495"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008165779","display_name":"Hiroki Yamamuro","orcid":null},"institutions":[{"id":"https://openalex.org/I4210164495","display_name":"KDDI Research (Japan)","ror":"https://ror.org/05qsqt662","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210164495"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiroki Yamamuro","raw_affiliation_strings":["KDDI Research, Inc.,Saitama,Japan,356-8502"],"affiliations":[{"raw_affiliation_string":"KDDI Research, Inc.,Saitama,Japan,356-8502","institution_ids":["https://openalex.org/I4210164495"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045423278","display_name":"Noboru Yoshikane","orcid":"https://orcid.org/0000-0003-0475-5075"},"institutions":[{"id":"https://openalex.org/I4210164495","display_name":"KDDI Research (Japan)","ror":"https://ror.org/05qsqt662","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210164495"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Noboru Yoshikane","raw_affiliation_strings":["KDDI Research, Inc.,Saitama,Japan,356-8502"],"affiliations":[{"raw_affiliation_string":"KDDI Research, Inc.,Saitama,Japan,356-8502","institution_ids":["https://openalex.org/I4210164495"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5028911630","display_name":"Yuta Wakayama","orcid":"https://orcid.org/0000-0003-0936-5922"},"institutions":[{"id":"https://openalex.org/I4210164495","display_name":"KDDI Research (Japan)","ror":"https://ror.org/05qsqt662","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210164495"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yuta Wakayama","raw_affiliation_strings":["KDDI Research, Inc.,Saitama,Japan,356-8502"],"affiliations":[{"raw_affiliation_string":"KDDI Research, Inc.,Saitama,Japan,356-8502","institution_ids":["https://openalex.org/I4210164495"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5086292750","display_name":"Takehiro Tsuritani","orcid":"https://orcid.org/0000-0002-5209-9650"},"institutions":[{"id":"https://openalex.org/I4210164495","display_name":"KDDI Research (Japan)","ror":"https://ror.org/05qsqt662","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210164495"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takehiro Tsuritani","raw_affiliation_strings":["KDDI Research, Inc.,Saitama,Japan,356-8502"],"affiliations":[{"raw_affiliation_string":"KDDI Research, Inc.,Saitama,Japan,356-8502","institution_ids":["https://openalex.org/I4210164495"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":10,"corresponding_author_ids":["https://openalex.org/A5091147340"],"corresponding_institution_ids":["https://openalex.org/I4210164495"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.21570757,"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/T10020","display_name":"Quantum Information and Cryptography","score":0.2980000078678131,"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"}},"topics":[{"id":"https://openalex.org/T10020","display_name":"Quantum Information and Cryptography","score":0.2980000078678131,"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"}},{"id":"https://openalex.org/T10232","display_name":"Optical Network Technologies","score":0.2054000049829483,"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/T12004","display_name":"Advanced Frequency and Time Standards","score":0.15790000557899475,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/quantum-key-distribution","display_name":"Quantum key distribution","score":0.6072999835014343},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.529699981212616},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5024999976158142},{"id":"https://openalex.org/keywords/synchronization","display_name":"Synchronization (alternating current)","score":0.4959000051021576},{"id":"https://openalex.org/keywords/mode","display_name":"Mode (computer interface)","score":0.4018000066280365},{"id":"https://openalex.org/keywords/multiplex","display_name":"Multiplex","score":0.350600004196167},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.3183000087738037}],"concepts":[{"id":"https://openalex.org/C95466800","wikidata":"https://www.wikidata.org/wiki/Q1027298","display_name":"Quantum key distribution","level":3,"score":0.6072999835014343},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5882999897003174},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.529699981212616},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5024999976158142},{"id":"https://openalex.org/C2778562939","wikidata":"https://www.wikidata.org/wiki/Q1298791","display_name":"Synchronization (alternating current)","level":3,"score":0.4959000051021576},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.44130000472068787},{"id":"https://openalex.org/C48677424","wikidata":"https://www.wikidata.org/wiki/Q6888088","display_name":"Mode (computer interface)","level":2,"score":0.4018000066280365},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3578000068664551},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3547999858856201},{"id":"https://openalex.org/C2781188995","wikidata":"https://www.wikidata.org/wiki/Q6934982","display_name":"Multiplex","level":2,"score":0.350600004196167},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.3183000087738037},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.31299999356269836},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.28760001063346863},{"id":"https://openalex.org/C187486625","wikidata":"https://www.wikidata.org/wiki/Q2122176","display_name":"Quantum channel","level":4,"score":0.2831999957561493},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.2770000100135803},{"id":"https://openalex.org/C557945733","wikidata":"https://www.wikidata.org/wiki/Q389772","display_name":"Data transmission","level":2,"score":0.26820001006126404},{"id":"https://openalex.org/C50661577","wikidata":"https://www.wikidata.org/wiki/Q901831","display_name":"Time-division multiplexing","level":3,"score":0.2563999891281128}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ecoc66593.2025.11263079","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ecoc66593.2025.11263079","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 European Conference on Optical Communications (ECOC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W2071764857","https://openalex.org/W2106360401","https://openalex.org/W2759267006","https://openalex.org/W2909931953","https://openalex.org/W4377082470","https://openalex.org/W4400561264","https://openalex.org/W4404563267","https://openalex.org/W4406175575","https://openalex.org/W4410992087"],"related_works":[],"abstract_inverted_index":{"We":[0],"multiplex":[1],"a":[2,27],"C-band":[3,9],"discrete-variable":[4],"quantum":[5],"key":[6,16],"distribution":[7],"(DV-QKD),":[8],"bidirectional":[10],"service":[11],"channels":[12],"for":[13],"synchronization":[14],"and":[15,18],"generation,":[17],"39.5-Tb/s":[19],"Q-band":[20],"coherent":[21],"data":[22],"channels,":[23],"transmitting":[24],"them":[25],"over":[26],"71-km":[28],"single":[29],"mode":[30],"fiber.":[31]},"counts_by_year":[],"updated_date":"2026-03-07T16:01:11.037858","created_date":"2025-12-05T00:00:00"}