{"id":"https://openalex.org/W7118958783","doi":"https://doi.org/10.1109/lcomm.2026.3651445","title":"Polarization-Fading-Free Phase Recovery and Robust RSOP Tracking Using Frequency-Domain Pilot Tones in Optical DSCM Systems","display_name":"Polarization-Fading-Free Phase Recovery and Robust RSOP Tracking Using Frequency-Domain Pilot Tones in Optical DSCM Systems","publication_year":2026,"publication_date":"2026-01-01","ids":{"openalex":"https://openalex.org/W7118958783","doi":"https://doi.org/10.1109/lcomm.2026.3651445"},"language":null,"primary_location":{"id":"doi:10.1109/lcomm.2026.3651445","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2026.3651445","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","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 Communications Letters","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/A5051160760","display_name":"Bang Yang","orcid":"https://orcid.org/0000-0002-0029-9511"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Bang Yang","raw_affiliation_strings":["School of Integrated Circuits, Harbin Institute of Technology, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"School of Integrated Circuits, Harbin Institute of Technology, Shenzhen, China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5122203648","display_name":"Quhao Zhuo","orcid":null},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Quhao Zhuo","raw_affiliation_strings":["School of Integrated Circuits, Harbin Institute of Technology, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"School of Integrated Circuits, Harbin Institute of Technology, Shenzhen, China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5122246459","display_name":"Jianwei Tang","orcid":null},"institutions":[{"id":"https://openalex.org/I4210136793","display_name":"Peng Cheng Laboratory","ror":"https://ror.org/03qdqbt06","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210136793"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianwei Tang","raw_affiliation_strings":["Pengcheng Laboratory, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"Pengcheng Laboratory, Shenzhen, China","institution_ids":["https://openalex.org/I4210136793"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073025163","display_name":"Linsheng Fan","orcid":"https://orcid.org/0009-0002-7259-084X"},"institutions":[{"id":"https://openalex.org/I4210136793","display_name":"Peng Cheng Laboratory","ror":"https://ror.org/03qdqbt06","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210136793"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Linsheng Fan","raw_affiliation_strings":["Pengcheng Laboratory, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"Pengcheng Laboratory, Shenzhen, China","institution_ids":["https://openalex.org/I4210136793"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5015401377","display_name":"Yi Yang","orcid":"https://orcid.org/0000-0002-4547-1207"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yanfu Yang","raw_affiliation_strings":["School of Integrated Circuits, Harbin Institute of Technology, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"School of Integrated Circuits, Harbin Institute of Technology, Shenzhen, China","institution_ids":["https://openalex.org/I204983213"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5051160760"],"corresponding_institution_ids":["https://openalex.org/I204983213"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.05297365,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"30","issue":null,"first_page":"797","last_page":"801"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10232","display_name":"Optical Network Technologies","score":0.9286999702453613,"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":0.9286999702453613,"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":0.03959999978542328,"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":0.010300000198185444,"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/subcarrier","display_name":"Subcarrier","score":0.7275999784469604},{"id":"https://openalex.org/keywords/polarization","display_name":"Polarization (electrochemistry)","score":0.5364000201225281},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.5005000233650208},{"id":"https://openalex.org/keywords/phase-noise","display_name":"Phase noise","score":0.43529999256134033},{"id":"https://openalex.org/keywords/optical-power","display_name":"Optical power","score":0.4124000072479248},{"id":"https://openalex.org/keywords/carrier-frequency-offset","display_name":"Carrier frequency offset","score":0.4120999872684479},{"id":"https://openalex.org/keywords/multiplexing","display_name":"Multiplexing","score":0.3749000132083893},{"id":"https://openalex.org/keywords/optical-communication","display_name":"Optical communication","score":0.373199999332428},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.3601999878883362}],"concepts":[{"id":"https://openalex.org/C198329298","wikidata":"https://www.wikidata.org/wiki/Q586358","display_name":"Subcarrier","level":4,"score":0.7275999784469604},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6118000149726868},{"id":"https://openalex.org/C205049153","wikidata":"https://www.wikidata.org/wiki/Q2698605","display_name":"Polarization (electrochemistry)","level":2,"score":0.5364000201225281},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.5005000233650208},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4684000015258789},{"id":"https://openalex.org/C89631360","wikidata":"https://www.wikidata.org/wiki/Q1428766","display_name":"Phase noise","level":2,"score":0.43529999256134033},{"id":"https://openalex.org/C191161701","wikidata":"https://www.wikidata.org/wiki/Q559265","display_name":"Optical power","level":3,"score":0.4124000072479248},{"id":"https://openalex.org/C2776108382","wikidata":"https://www.wikidata.org/wiki/Q25111451","display_name":"Carrier frequency offset","level":5,"score":0.4120999872684479},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.3749000132083893},{"id":"https://openalex.org/C129404179","wikidata":"https://www.wikidata.org/wiki/Q1469765","display_name":"Optical communication","level":2,"score":0.373199999332428},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.3601999878883362},{"id":"https://openalex.org/C48563382","wikidata":"https://www.wikidata.org/wiki/Q7104531","display_name":"Orthogonal polarization spectral imaging","level":3,"score":0.357699990272522},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.3571999967098236},{"id":"https://openalex.org/C96834759","wikidata":"https://www.wikidata.org/wiki/Q750463","display_name":"Phase modulation","level":3,"score":0.35280001163482666},{"id":"https://openalex.org/C343090","wikidata":"https://www.wikidata.org/wiki/Q5165504","display_name":"Continuous phase modulation","level":2,"score":0.35010001063346863},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.3352999985218048},{"id":"https://openalex.org/C32283439","wikidata":"https://www.wikidata.org/wiki/Q1407014","display_name":"Radar tracker","level":3,"score":0.3246999979019165},{"id":"https://openalex.org/C44280652","wikidata":"https://www.wikidata.org/wiki/Q104837","display_name":"Phase (matter)","level":2,"score":0.3082999885082245},{"id":"https://openalex.org/C17877974","wikidata":"https://www.wikidata.org/wiki/Q2375705","display_name":"Carrier recovery","level":4,"score":0.3070000112056732},{"id":"https://openalex.org/C175291020","wikidata":"https://www.wikidata.org/wiki/Q1156822","display_name":"Offset (computer science)","level":2,"score":0.30059999227523804},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.29919999837875366},{"id":"https://openalex.org/C121629672","wikidata":"https://www.wikidata.org/wiki/Q3354451","display_name":"Optical Carrier transmission rates","level":4,"score":0.29750001430511475},{"id":"https://openalex.org/C168110828","wikidata":"https://www.wikidata.org/wiki/Q1331626","display_name":"Spectral density","level":2,"score":0.29120001196861267},{"id":"https://openalex.org/C57747864","wikidata":"https://www.wikidata.org/wiki/Q7180948","display_name":"Phase distortion","level":3,"score":0.2831000089645386},{"id":"https://openalex.org/C186378180","wikidata":"https://www.wikidata.org/wiki/Q4874866","display_name":"Phase-shift keying","level":4,"score":0.28029999136924744},{"id":"https://openalex.org/C19619285","wikidata":"https://www.wikidata.org/wiki/Q196372","display_name":"Observational error","level":2,"score":0.27639999985694885},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2727000117301941},{"id":"https://openalex.org/C178557918","wikidata":"https://www.wikidata.org/wiki/Q435910","display_name":"Polarization mode dispersion","level":3,"score":0.2671000063419342},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.25619998574256897}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lcomm.2026.3651445","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2026.3651445","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","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 Communications Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.5097911953926086,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W1980679951","https://openalex.org/W2020244535","https://openalex.org/W2061032547","https://openalex.org/W2106171790","https://openalex.org/W2106344039","https://openalex.org/W2129940694","https://openalex.org/W2515320540","https://openalex.org/W2569705152","https://openalex.org/W2792568847","https://openalex.org/W2898374648","https://openalex.org/W2971902835","https://openalex.org/W3132616822","https://openalex.org/W4293499240","https://openalex.org/W4312403979","https://openalex.org/W4313124411","https://openalex.org/W4380032320","https://openalex.org/W4389371413","https://openalex.org/W4404953218","https://openalex.org/W4407299186"],"related_works":[],"abstract_inverted_index":{"In":[0],"this":[1],"letter,":[2],"we":[3],"propose":[4],"a":[5,109,172,191],"novel":[6],"cascaded":[7,202],"architecture":[8],"based":[9],"on":[10,88,161],"frequency-domain":[11],"pilot":[12],"tones":[13],"(FPTs)":[14],"to":[15,82,120,154,164,179],"achieve":[16],"joint":[17],"frequency":[18],"offset":[19],"estimation":[20,24,143,218],"(FOE),":[21],"carrier":[22,203,216],"phase":[23,101,142,204,217],"(CPE)":[25],"and":[26,94,205,219],"rotation":[27],"of":[28,30,64,86,141,150,158,175],"state":[29],"polarization":[31,68,87,126,159,206,220],"(RSOP)":[32],"tracking":[33,207,221],"in":[34,53,195,222],"optical":[35,146,197,227],"coherent":[36],"digital":[37],"subcarrier":[38],"multiplexing":[39],"(DSCM)":[40],"systems.":[41,229],"At":[42,57],"the":[43,58,61,65,76,84,89,99,116,122,132,137,156,165,168,187],"transmitter":[44],"side,":[45,60],"two":[46,54],"FPTs":[47,67,78,117],"are":[48,70,79,118],"inserted":[49],"at":[50,144],"different":[51],"frequencies":[52],"polarizations":[55],"respectively.":[56],"receiver":[59],"power":[62,198],"spectra":[63],"four":[66,77],"crosstalk-induced":[69],"combined":[71],"for":[72,113,125,214],"polarization-fading-free":[73,95],"FOE.":[74],"Then,":[75],"employed":[80,119],"together":[81],"cancel":[83],"effect":[85],"FPTs\u2019":[90],"power,":[91],"achieving":[92],"accurate":[93,166],"CPE.":[96,114,162],"This":[97],"avoids":[98],"estimated":[100],"being":[102],"severely":[103],"impaired":[104],"by":[105],"noise":[106],"when":[107],"using":[108],"single":[110],"low-power":[111],"FPT":[112],"Subsequently,":[115],"estimate":[121],"Jones":[123],"matrix":[124],"demultiplexing.":[127],"Simulation":[128],"results":[129,183],"demonstrate":[130],"that":[131,186],"proposed":[133,169,188,201],"scheme":[134,170,189,208],"significantly":[135],"reduces":[136,190],"root-mean-square":[138],"error":[139],"(RMSE)":[140],"an":[145,210],"signal-to-noise":[147],"ratio":[148],"(OSNR)":[149],"25":[151],"dB":[152,177,193],"thanks":[153],"canceling":[155],"impact":[157],"fading":[160],"Due":[163],"CPE,":[167],"achieves":[171],"Q-factor":[173],"improvement":[174],"0.9":[176],"compared":[178],"existing":[180],"schemes.":[181],"Experimental":[182],"further":[184],"confirm":[185],"0.7":[192],"penalty":[194],"received":[196],"(ROP).":[199],"The":[200],"provides":[209],"efficient":[211],"technical":[212],"solution":[213],"robust":[215],"future":[223],"high-speed,":[224],"high-order":[225],"modulation":[226],"communication":[228]},"counts_by_year":[],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2026-01-08T00:00:00"}