{"id":"https://openalex.org/W7128310020","doi":"https://doi.org/10.1109/jlt.2026.3661625","title":"Pruned Volterra-Based Distortion Mitigation of High-Speed GaN Micro-LEDs for Energy-Efficient Optical Communication","display_name":"Pruned Volterra-Based Distortion Mitigation of High-Speed GaN Micro-LEDs for Energy-Efficient Optical Communication","publication_year":2026,"publication_date":"2026-02-06","ids":{"openalex":"https://openalex.org/W7128310020","doi":"https://doi.org/10.1109/jlt.2026.3661625"},"language":"en","primary_location":{"id":"doi:10.1109/jlt.2026.3661625","doi":"https://doi.org/10.1109/jlt.2026.3661625","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jlt.2026.3661625","pdf_url":null,"source":{"id":"https://openalex.org/S2307745","display_name":"Journal of Lightwave Technology","issn_l":"0733-8724","issn":["0733-8724","1558-2213"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-a","jufo-3","ki-jl-1","norway-1","poland-140","russia-white-list-1"],"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":"Journal of Lightwave Technology","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://cea.hal.science/cea-05537221","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5125358249","display_name":"Enzo Barzan","orcid":"https://orcid.org/0009-0007-5934-6419","observed_orcids":["https://orcid.org/0009-0007-5934-6419"]},"institutions":[{"id":"https://openalex.org/I2738703131","display_name":"Commissariat \u00e0 l'\u00c9nergie Atomique et aux \u00c9nergies Alternatives","ror":"https://ror.org/00jjx8s55","country_code":"FR","type":"government","lineage":["https://openalex.org/I2738703131"]},{"id":"https://openalex.org/I4210150049","display_name":"Laboratoire d'\u00c9lectronique des Technologies de l'Information","ror":"https://ror.org/04mf0wv34","country_code":"FR","type":"government","lineage":["https://openalex.org/I2738703131","https://openalex.org/I4210117989","https://openalex.org/I4210150049"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Enzo Barzan","raw_affiliation_strings":["CEA-LETI, Université Grenoble Alpes, Grenoble, France"],"raw_orcid":"https://orcid.org/0009-0007-5934-6419","affiliations":[{"raw_affiliation_string":"CEA-LETI, Université Grenoble Alpes, Grenoble, France","institution_ids":["https://openalex.org/I2738703131","https://openalex.org/I4210150049"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081627369","display_name":"Luc Maret","orcid":"https://orcid.org/0000-0002-0632-9662","observed_orcids":["https://orcid.org/0000-0002-0632-9662"]},"institutions":[{"id":"https://openalex.org/I2738703131","display_name":"Commissariat \u00e0 l'\u00c9nergie Atomique et aux \u00c9nergies Alternatives","ror":"https://ror.org/00jjx8s55","country_code":"FR","type":"government","lineage":["https://openalex.org/I2738703131"]},{"id":"https://openalex.org/I4210150049","display_name":"Laboratoire d'\u00c9lectronique des Technologies de l'Information","ror":"https://ror.org/04mf0wv34","country_code":"FR","type":"government","lineage":["https://openalex.org/I2738703131","https://openalex.org/I4210117989","https://openalex.org/I4210150049"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Luc Maret","raw_affiliation_strings":["CEA-LETI, Université Grenoble Alpes, Grenoble, France"],"raw_orcid":"https://orcid.org/0000-0002-0632-9662","affiliations":[{"raw_affiliation_string":"CEA-LETI, Université Grenoble Alpes, Grenoble, France","institution_ids":["https://openalex.org/I2738703131","https://openalex.org/I4210150049"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081856121","display_name":"Nicolas Delaunay","orcid":"https://orcid.org/0009-0007-4227-0470","observed_orcids":["https://orcid.org/0009-0007-4227-0470"]},"institutions":[{"id":"https://openalex.org/I2738703131","display_name":"Commissariat \u00e0 l'\u00c9nergie Atomique et aux \u00c9nergies Alternatives","ror":"https://ror.org/00jjx8s55","country_code":"FR","type":"government","lineage":["https://openalex.org/I2738703131"]},{"id":"https://openalex.org/I4210150049","display_name":"Laboratoire d'\u00c9lectronique des Technologies de l'Information","ror":"https://ror.org/04mf0wv34","country_code":"FR","type":"government","lineage":["https://openalex.org/I2738703131","https://openalex.org/I4210117989","https://openalex.org/I4210150049"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Nicolas Delaunay","raw_affiliation_strings":["CEA-LETI, Université Grenoble Alpes, Grenoble, France"],"raw_orcid":"https://orcid.org/0009-0007-4227-0470","affiliations":[{"raw_affiliation_string":"CEA-LETI, Université Grenoble Alpes, Grenoble, France","institution_ids":["https://openalex.org/I2738703131","https://openalex.org/I4210150049"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068637023","display_name":"Mahmoud Chakaroun","orcid":"https://orcid.org/0000-0001-8119-4895","observed_orcids":["https://orcid.org/0000-0001-8119-4895"]},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I4210091279","display_name":"Universit\u00e9 Sorbonne Paris Nord","ror":"https://ror.org/0199hds37","country_code":"FR","type":"education","lineage":["https://openalex.org/I4210091279"]},{"id":"https://openalex.org/I4210129765","display_name":"Laboratoire de physique des lasers","ror":"https://ror.org/03n3yg876","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I4210091279","https://openalex.org/I4210129765"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Mahmoud Chakaroun","raw_affiliation_strings":["Laboratoire de Physique des Lasers, UMR CNRS 7538, Université Sorbonne Paris Nord, Villetaneuse, France"],"raw_orcid":"https://orcid.org/0000-0001-8119-4895","affiliations":[{"raw_affiliation_string":"Laboratoire de Physique des Lasers, UMR CNRS 7538, Université Sorbonne Paris Nord, Villetaneuse, France","institution_ids":["https://openalex.org/I1294671590","https://openalex.org/I4210091279","https://openalex.org/I4210129765"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5072720024","display_name":"A. Fischer","orcid":"https://orcid.org/0000-0001-8534-6905","observed_orcids":["https://orcid.org/0000-0001-8534-6905"]},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I4210091279","display_name":"Universit\u00e9 Sorbonne Paris Nord","ror":"https://ror.org/0199hds37","country_code":"FR","type":"education","lineage":["https://openalex.org/I4210091279"]},{"id":"https://openalex.org/I4210129765","display_name":"Laboratoire de physique des lasers","ror":"https://ror.org/03n3yg876","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I4210091279","https://openalex.org/I4210129765"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Alexis P.A. Fischer","raw_affiliation_strings":["Laboratoire de Physique des Lasers, UMR CNRS 7538, Université Sorbonne Paris Nord, Villetaneuse, France"],"raw_orcid":"https://orcid.org/0000-0001-8534-6905","affiliations":[{"raw_affiliation_string":"Laboratoire de Physique des Lasers, UMR CNRS 7538, Université Sorbonne Paris Nord, Villetaneuse, France","institution_ids":["https://openalex.org/I1294671590","https://openalex.org/I4210091279","https://openalex.org/I4210129765"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2645,"currency":"USD","value_usd":2645},"apc_paid":null,"fwci":1.4087,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.76771636,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":"44","issue":"9","first_page":"3449","last_page":"3456"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10851","display_name":"Optical Wireless Communication Technologies","score":0.5874000191688538,"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/T10851","display_name":"Optical Wireless Communication Technologies","score":0.5874000191688538,"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/T10232","display_name":"Optical Network Technologies","score":0.15559999644756317,"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":0.0934000015258789,"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/micro-leds","display_name":"micro-LEDs","score":0.8309999704360962},{"id":"https://openalex.org/keywords/gan-micro-leds","display_name":"GaN micro-LEDs","score":0.8389999866485596},{"id":"https://openalex.org/keywords/optical-communication","display_name":"optical communication","score":0.6399999856948853},{"id":"https://openalex.org/keywords/nonlinear-compensation","display_name":"nonlinear distortion compensation","score":0.7749999761581421},{"id":"https://openalex.org/keywords/volterra-model","display_name":"Volterra model","score":0.7879999876022339},{"id":"https://openalex.org/keywords/memory-polynomial-model","display_name":"memory polynomial model","score":0.7739999890327454},{"id":"https://openalex.org/keywords/predistortion","display_name":"predistortion","score":0.8700000047683716},{"id":"https://openalex.org/keywords/optical-ofdm","display_name":"optical OFDM","score":0.6759999990463257},{"id":"https://openalex.org/keywords/energy-efficiency","display_name":"energy efficiency","score":0.492000013589859},{"id":"https://openalex.org/keywords/high-speed-optical-interconnects","display_name":"high-speed optical links","score":0.7870000004768372}],"concepts":[{"id":"https://openalex.org/C129404179","wikidata":"https://www.wikidata.org/wiki/Q1469765","display_name":"Optical communication","level":2,"score":0.5751000046730042},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.4778999984264374},{"id":"https://openalex.org/C126780896","wikidata":"https://www.wikidata.org/wiki/Q899871","display_name":"Distortion (music)","level":4,"score":0.477400004863739},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.4530999958515167},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.4465000033378601},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4214000105857849},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3792000114917755},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.3718999922275543},{"id":"https://openalex.org/C45613198","wikidata":"https://www.wikidata.org/wiki/Q1134091","display_name":"Optical filter","level":2,"score":0.3716999888420105},{"id":"https://openalex.org/C194232370","wikidata":"https://www.wikidata.org/wiki/Q162","display_name":"Optical fiber","level":2,"score":0.3621000051498413},{"id":"https://openalex.org/C2984692560","wikidata":"https://www.wikidata.org/wiki/Q523846","display_name":"Integrated optics","level":2,"score":0.3582000136375427},{"id":"https://openalex.org/C2778871202","wikidata":"https://www.wikidata.org/wiki/Q411713","display_name":"Gallium nitride","level":3,"score":0.35580000281333923},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.3481999933719635},{"id":"https://openalex.org/C197000039","wikidata":"https://www.wikidata.org/wiki/Q2027432","display_name":"Free-space optical communication","level":3,"score":0.34369999170303345},{"id":"https://openalex.org/C101765175","wikidata":"https://www.wikidata.org/wiki/Q577764","display_name":"Communications system","level":2,"score":0.29899999499320984},{"id":"https://openalex.org/C176666156","wikidata":"https://www.wikidata.org/wiki/Q25504","display_name":"Light-emitting diode","level":2,"score":0.29350000619888306},{"id":"https://openalex.org/C151857401","wikidata":"https://www.wikidata.org/wiki/Q640621","display_name":"Optical engineering","level":2,"score":0.28439998626708984},{"id":"https://openalex.org/C96834759","wikidata":"https://www.wikidata.org/wiki/Q750463","display_name":"Phase modulation","level":3,"score":0.2734000086784363},{"id":"https://openalex.org/C132771110","wikidata":"https://www.wikidata.org/wiki/Q506922","display_name":"Adaptive optics","level":2,"score":0.27230000495910645},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.27090001106262207},{"id":"https://openalex.org/C58102789","wikidata":"https://www.wikidata.org/wiki/Q17105111","display_name":"Optical transistor","level":4,"score":0.2685000002384186},{"id":"https://openalex.org/C101649071","wikidata":"https://www.wikidata.org/wiki/Q1359305","display_name":"Optical amplifier","level":3,"score":0.2639000117778778}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/jlt.2026.3661625","doi":"https://doi.org/10.1109/jlt.2026.3661625","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jlt.2026.3661625","pdf_url":null,"source":{"id":"https://openalex.org/S2307745","display_name":"Journal of Lightwave Technology","issn_l":"0733-8724","issn":["0733-8724","1558-2213"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-a","jufo-3","ki-jl-1","norway-1","poland-140","russia-white-list-1"],"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":"Journal of Lightwave Technology","raw_type":"journal-article"},{"id":"pmh:oai:HAL:cea-05537221v1","doi":null,"is_oa":true,"landing_page_url":"https://cea.hal.science/cea-05537221","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4405252976","host_organization_name":"Centre pour la Communication Scientifique Directe","host_organization_lineage":["https://openalex.org/I4405252976"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"https://ieeexplore.ieee.org/document/11372926","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:HAL:cea-05650411v1","doi":null,"is_oa":true,"landing_page_url":"https://cea.hal.science/cea-05650411v1/document","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4405252976","host_organization_name":"Centre pour la Communication Scientifique Directe","host_organization_lineage":["https://openalex.org/I4405252976"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"2026","raw_type":"info:eu-repo/semantics/preprint"},{"id":"pmh:oai:HAL:hal-05647247v1","doi":null,"is_oa":true,"landing_page_url":"https://sorbonne-paris-nord.hal.science/hal-05647247","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4405252976","host_organization_name":"Centre pour la Communication Scientifique Directe","host_organization_lineage":["https://openalex.org/I4405252976"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Journal of Lightwave Technology, 2026, 44 (9), pp.3449-3456. ⟨10.1109/JLT.2026.3661625⟩","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"pmh:oai:HAL:cea-05537221v1","doi":null,"is_oa":true,"landing_page_url":"https://cea.hal.science/cea-05537221","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4405252976","host_organization_name":"Centre pour la Communication Scientifique Directe","host_organization_lineage":["https://openalex.org/I4405252976"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"https://ieeexplore.ieee.org/document/11372926","raw_type":"info:eu-repo/semantics/article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W1989195916","https://openalex.org/W2147914016","https://openalex.org/W2150648248","https://openalex.org/W2161181093","https://openalex.org/W2171395034","https://openalex.org/W2597737612","https://openalex.org/W2782104277","https://openalex.org/W2801770979","https://openalex.org/W3137110945","https://openalex.org/W3195736530","https://openalex.org/W4212872335","https://openalex.org/W4309866916","https://openalex.org/W4312306105","https://openalex.org/W4377235200","https://openalex.org/W4391661549","https://openalex.org/W4401943078"],"related_works":["https://openalex.org/W4377235200","https://openalex.org/W4210803536","https://openalex.org/W2919893981","https://openalex.org/W2884536864","https://openalex.org/W4221092670","https://openalex.org/W4306247986","https://openalex.org/W4303446501","https://openalex.org/W4312544244","https://openalex.org/W2909152089","https://openalex.org/W3184457390"],"abstract_inverted_index":{"High-speed":[0],"micro":[1],"light-emitting":[2],"diodes":[3],"(LED)":[4],"are":[5],"attractive":[6],"candidates":[7],"for":[8,72],"optical":[9,85,119],"communications":[10],"(OC)":[11],"due":[12],"to":[13,43,66,101,114],"their":[14,21],"wide":[15],"bandwidth":[16],"and":[17,46],"energy":[18],"efficiency.":[19],"However,":[20],"strong":[22,108],"nonlinear":[23],"distortion":[24,50],"severely":[25],"degrades":[26],"system":[27],"performance.":[28],"In":[29],"this":[30],"work,":[31],"we":[32],"present":[33],"the":[34,38,107],"first":[35],"adaptation":[36],"of":[37,110],"generalized":[39],"memory":[40],"polynomial":[41],"model":[42],"micro-LED-based":[44],"OC":[45],"propose":[47],"a":[48,55,70,94],"second":[49],"mitigation":[51],"approach":[52],"based":[53],"on":[54,77],"novel":[56],"pruned":[57],"Volterra":[58],"model.":[59],"Training":[60],"is":[61],"performed":[62],"using":[63],"digital":[64],"postdistortion,":[65],"be":[67],"used":[68],"as":[69],"predistorter":[71],"practical":[73],"deployment.":[74],"Experimental":[75],"validation":[76],"galium":[78],"nitride":[79],"micro-LEDs":[80],"driven":[81],"by":[82],"direct":[83],"current-biased":[84],"orthogonal":[86],"frequency":[87],"division":[88],"multiplexing":[89],"shows":[90],"significant":[91],"improvements,":[92],"including":[93],"71%":[95],"throughput":[96],"increase":[97],"from":[98],"4.32":[99],"Gb/s":[100],"7.35":[102],"Gb/s.":[103],"These":[104],"results":[105],"demonstrate":[106],"potential":[109],"these":[111],"compensation":[112],"schemes":[113],"unlock":[115],"energy-efficient,":[116],"high-speed":[117],"micro-LED":[118],"links.":[120]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-11-08T12:12:28.789561","created_date":"2026-02-09T00:00:00"}