{"id":"https://openalex.org/W3028257592","doi":"https://doi.org/10.1587/transcom.2019obp0001","title":"Nonlinearity Mitigation of PDM-16QAM Signals Using Multiple CSI-OPCs in Ultra-Long-Haul Transmission without Excess Penalty","display_name":"Nonlinearity Mitigation of PDM-16QAM Signals Using Multiple CSI-OPCs in Ultra-Long-Haul Transmission without Excess Penalty","publication_year":2020,"publication_date":"2020-05-21","ids":{"openalex":"https://openalex.org/W3028257592","doi":"https://doi.org/10.1587/transcom.2019obp0001","mag":"3028257592"},"language":"en","primary_location":{"id":"doi:10.1587/transcom.2019obp0001","is_oa":true,"landing_page_url":"http://doi.org/10.1587/transcom.2019obp0001","pdf_url":"https://www.jstage.jst.go.jp/article/transcom/E103.B/11/E103.B_2019OBP0001/_pdf","source":{"id":"https://openalex.org/S2493627025","display_name":"IEICE Transactions on Communications","issn_l":"0916-8516","issn":["0916-8516","1745-1345"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4320800604","host_organization_name":"Institute of Electronics, Information and Communication Engineers","host_organization_lineage":["https://openalex.org/P4320800604"],"host_organization_lineage_names":["Institute of Electronics, Information and Communication Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEICE Transactions on Communications","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://www.jstage.jst.go.jp/article/transcom/E103.B/11/E103.B_2019OBP0001/_pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5067236126","display_name":"Takeshi Umeki","orcid":"https://orcid.org/0000-0002-5787-5911"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takeshi UMEKI","raw_affiliation_strings":["NTT Device Technology Labs, NTT Corporation","NTT Network Innovation Labs, NTT Corporation"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NTT Device Technology Labs, NTT Corporation","institution_ids":["https://openalex.org/I2251713219"]},{"raw_affiliation_string":"NTT Network Innovation Labs, NTT Corporation","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050580656","display_name":"Takayuki Kobayashi","orcid":"https://orcid.org/0000-0001-5523-2982"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takayuki KOBAYASHI","raw_affiliation_strings":["NTT Network Innovation Labs, NTT Corporation"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NTT Network Innovation Labs, NTT Corporation","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113882840","display_name":"Akihide Sano","orcid":null},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Akihide SANO","raw_affiliation_strings":["NTT Network Innovation Labs, NTT Corporation"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NTT Network Innovation Labs, NTT Corporation","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5028772391","display_name":"Takuya Ikuta","orcid":"https://orcid.org/0000-0003-3371-9583"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]},{"id":"https://openalex.org/I4210105847","display_name":"NTT Basic Research Laboratories","ror":"https://ror.org/01m2pas06","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210105847"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takuya IKUTA","raw_affiliation_strings":["NTT Basic Research Labs, NTT Corporation","NTT Network Innovation Labs, NTT Corporation","NTT Basic Research Labs, NTT Corporation; NTT Network Innovation Labs, NTT Corporation"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NTT Basic Research Labs, NTT Corporation","institution_ids":["https://openalex.org/I4210105847"]},{"raw_affiliation_string":"NTT Network Innovation Labs, NTT Corporation","institution_ids":["https://openalex.org/I2251713219"]},{"raw_affiliation_string":"NTT Basic Research Labs, NTT Corporation; NTT Network Innovation Labs, NTT Corporation","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049425238","display_name":"Masashi Abe","orcid":"https://orcid.org/0000-0002-7841-0304"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masashi ABE","raw_affiliation_strings":["NTT Device Technology Labs, NTT Corporation"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NTT Device Technology Labs, NTT Corporation","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060859485","display_name":"Takushi Kazama","orcid":"https://orcid.org/0000-0002-1000-8423"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takushi KAZAMA","raw_affiliation_strings":["NTT Device Technology Labs, NTT Corporation"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NTT Device Technology Labs, NTT Corporation","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020754548","display_name":"Koji Enbutsu","orcid":"https://orcid.org/0000-0003-2462-0987"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Koji ENBUTSU","raw_affiliation_strings":["NTT Device Technology Labs, NTT Corporation"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NTT Device Technology Labs, NTT Corporation","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087731621","display_name":"Ryoichi Kasahara","orcid":"https://orcid.org/0000-0002-9325-6667"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Ryoichi KASAHARA","raw_affiliation_strings":["NTT Device Technology Labs, NTT Corporation"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NTT Device Technology Labs, NTT Corporation","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5109864761","display_name":"Yutaka Miyamoto","orcid":"https://orcid.org/0000-0001-5813-4667"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yutaka MIYAMOTO","raw_affiliation_strings":["NTT Network Innovation Labs, NTT Corporation"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NTT Network Innovation Labs, NTT Corporation","institution_ids":["https://openalex.org/I2251713219"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.2019,"has_fulltext":true,"cited_by_count":4,"citation_normalized_percentile":{"value":0.48837521,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":93,"max":96},"biblio":{"volume":"E103.B","issue":"11","first_page":"1226","last_page":"1232"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10232","display_name":"Optical Network Technologies","score":1.0,"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/T10232","display_name":"Optical Network Technologies","score":1.0,"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/T11873","display_name":"PAPR reduction in OFDM","score":0.9986000061035156,"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/T10767","display_name":"Advanced Photonic Communication Systems","score":0.9979000091552734,"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":0.7692028284072876},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.6727740168571472},{"id":"https://openalex.org/keywords/quadrature-amplitude-modulation","display_name":"Quadrature amplitude modulation","score":0.5720101594924927},{"id":"https://openalex.org/keywords/nonlinear-system","display_name":"Nonlinear system","score":0.523237407207489},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.430130273103714},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.37421077489852905},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.21622255444526672},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.18806242942810059},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.0530533492565155}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7692028284072876},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.6727740168571472},{"id":"https://openalex.org/C32409245","wikidata":"https://www.wikidata.org/wiki/Q749753","display_name":"Quadrature amplitude modulation","level":4,"score":0.5720101594924927},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.523237407207489},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.430130273103714},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.37421077489852905},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.21622255444526672},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.18806242942810059},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.0530533492565155},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1587/transcom.2019obp0001","is_oa":true,"landing_page_url":"http://doi.org/10.1587/transcom.2019obp0001","pdf_url":"https://www.jstage.jst.go.jp/article/transcom/E103.B/11/E103.B_2019OBP0001/_pdf","source":{"id":"https://openalex.org/S2493627025","display_name":"IEICE Transactions on Communications","issn_l":"0916-8516","issn":["0916-8516","1745-1345"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4320800604","host_organization_name":"Institute of Electronics, Information and Communication Engineers","host_organization_lineage":["https://openalex.org/P4320800604"],"host_organization_lineage_names":["Institute of Electronics, Information and Communication Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEICE Transactions on Communications","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1587/transcom.2019obp0001","is_oa":true,"landing_page_url":"http://doi.org/10.1587/transcom.2019obp0001","pdf_url":"https://www.jstage.jst.go.jp/article/transcom/E103.B/11/E103.B_2019OBP0001/_pdf","source":{"id":"https://openalex.org/S2493627025","display_name":"IEICE Transactions on Communications","issn_l":"0916-8516","issn":["0916-8516","1745-1345"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4320800604","host_organization_name":"Institute of Electronics, Information and Communication Engineers","host_organization_lineage":["https://openalex.org/P4320800604"],"host_organization_lineage_names":["Institute of Electronics, Information and Communication Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEICE Transactions on Communications","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/13","display_name":"Climate action","score":0.7200000286102295}],"awards":[],"funders":[{"id":"https://openalex.org/F4320324891","display_name":"Iran Telecommunication Research Center","ror":"https://ror.org/01a3g2z22"},{"id":"https://openalex.org/F4320335839","display_name":"National Institute of Information and Communications Technology","ror":"https://ror.org/016bgq349"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3028257592.pdf","grobid_xml":"https://content.openalex.org/works/W3028257592.grobid-xml"},"referenced_works_count":22,"referenced_works":["https://openalex.org/W1687383571","https://openalex.org/W1964178306","https://openalex.org/W1990217661","https://openalex.org/W2023284168","https://openalex.org/W2049602584","https://openalex.org/W2081413282","https://openalex.org/W2096768100","https://openalex.org/W2100107448","https://openalex.org/W2133401839","https://openalex.org/W2166785811","https://openalex.org/W2174701534","https://openalex.org/W2186643892","https://openalex.org/W2187483157","https://openalex.org/W2265561594","https://openalex.org/W2296399582","https://openalex.org/W2337930398","https://openalex.org/W2486748220","https://openalex.org/W2548498351","https://openalex.org/W2790305916","https://openalex.org/W2917579092","https://openalex.org/W2936852976","https://openalex.org/W3036378578"],"related_works":["https://openalex.org/W2803237242","https://openalex.org/W3162375283","https://openalex.org/W4390481303","https://openalex.org/W4386609334","https://openalex.org/W3189345543","https://openalex.org/W2154204858","https://openalex.org/W1970526599","https://openalex.org/W2900995485","https://openalex.org/W3045248454","https://openalex.org/W3047387647"],"abstract_inverted_index":{"We":[0,106],"developed":[1],"a":[2,35,39,46,53,63,88,157],"polarization-independent":[3],"and":[4,77,86],"reservedband-less":[5],"complementary":[6],"spectral":[7],"inverted":[8],"optical":[9],"phase":[10],"conjugation":[11],"(CSI-OPC)":[12],"device":[13,48,144,164,175],"using":[14,38,80,112],"dual-band":[15],"difference":[16],"frequency":[17],"generation":[18],"based":[19],"on":[20],"highly":[21],"efficient":[22],"periodically":[23],"poled":[24],"LiNbO":[25],"3":[26],"waveguide":[27],"technologies.":[28],"To":[29],"examine":[30],"the":[31,50,71,103,113,129,142,154,162,173,178],"nonlinearity":[32],"mitigation":[33],"in":[34,49,156],"long-haul":[36],"transmission":[37,60,79,109,130],"large":[40],"number":[41],"of":[42,52,65,91,118,181],"OPCs,":[43],"we":[44,69],"installed":[45],"CSI-OPC":[47,114,143,163,174],"middle":[51],"pure":[54],"silica":[55],"core":[56],"fiber-based":[57],"recirculating":[58],"loop":[59],"line":[61],"with":[62,96],"length":[64],"320":[66],"km.":[67],"First,":[68],"examined":[70],"fiber-input":[72],"power":[73,98],"tolerance":[74,99,180],"after":[75,160],"5,120-km":[76],"6,400-km":[78],"22.5-Gbaud":[81],"PDM-16QAM":[82,182],"10channel":[83],"DWDM":[84],"signals":[85,183],"found":[87],"Q-factor":[89,151],"improvement":[90],"over":[92],"1.3":[93],"dB":[94],"along":[95],"enhanced":[97],"thanks":[100],"to":[101,135,140],"mitigating":[102],"fiber":[104],"nonlinearity.":[105],"then":[107],"demonstrated":[108],"distance":[110,131],"extension":[111],"device.":[115],"The":[116],"use":[117],"multiple":[119],"CSI-OPCs":[120],"enables":[121],"an":[122,185],"obvious":[123],"performance":[124],"improvements":[125],"attained":[126],"by":[127],"extending":[128],"from":[132],"6,400":[133],"km":[134],"8,960":[136],"km,":[137],"which":[138],"corresponds":[139],"applying":[141,161],"28":[145],"times.":[146,168],"Moreover,":[147],"there":[148],"was":[149],"no":[150],"degradation":[152],"for":[153],"link":[155],"linear":[158],"regime":[159],"more":[165],"than":[166],"16":[167],"These":[169],"results":[170],"demonstrate":[171],"that":[172],"can":[176],"improve":[177],"nonlinear":[179],"without":[184],"excess":[186],"penalty.":[187]},"counts_by_year":[{"year":2024,"cited_by_count":2},{"year":2021,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
