{"id":"https://openalex.org/W2766765357","doi":"https://doi.org/10.23919/eusipco.2017.8081327","title":"Unsupervised time domain nonlinear post-equalization for ACO-OFDM visible light communication systems","display_name":"Unsupervised time domain nonlinear post-equalization for ACO-OFDM visible light communication systems","publication_year":2017,"publication_date":"2017-08-01","ids":{"openalex":"https://openalex.org/W2766765357","doi":"https://doi.org/10.23919/eusipco.2017.8081327","mag":"2766765357"},"language":"en","primary_location":{"id":"doi:10.23919/eusipco.2017.8081327","is_oa":false,"landing_page_url":"https://doi.org/10.23919/eusipco.2017.8081327","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 25th European Signal Processing Conference (EUSIPCO)","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/A5009922944","display_name":"Fl\u00e1vio R. \u00c1vila","orcid":"https://orcid.org/0000-0002-7668-5961"},"institutions":[{"id":"https://openalex.org/I40034438","display_name":"Universidade do Estado do Rio de Janeiro","ror":"https://ror.org/0198v2949","country_code":"BR","type":"education","lineage":["https://openalex.org/I40034438"]}],"countries":["BR"],"is_corresponding":true,"raw_author_name":"Flavio R. Avila","raw_affiliation_strings":["Electronics and Telecommunications Departament (DETEL), Rio de Janeiro State University (UERJ)"],"affiliations":[{"raw_affiliation_string":"Electronics and Telecommunications Departament (DETEL), Rio de Janeiro State University (UERJ)","institution_ids":["https://openalex.org/I40034438"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5037372511","display_name":"Lisandro Lovisolo","orcid":"https://orcid.org/0000-0002-7404-9371"},"institutions":[{"id":"https://openalex.org/I40034438","display_name":"Universidade do Estado do Rio de Janeiro","ror":"https://ror.org/0198v2949","country_code":"BR","type":"education","lineage":["https://openalex.org/I40034438"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Lisandro Lovisolo","raw_affiliation_strings":["Electronics and Telecommunications Departament (DETEL), Rio de Janeiro State University (UERJ)"],"affiliations":[{"raw_affiliation_string":"Electronics and Telecommunications Departament (DETEL), Rio de Janeiro State University (UERJ)","institution_ids":["https://openalex.org/I40034438"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5009922944"],"corresponding_institution_ids":["https://openalex.org/I40034438"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.14458803,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":93},"biblio":{"volume":null,"issue":null,"first_page":"848","last_page":"852"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10851","display_name":"Optical Wireless Communication Technologies","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9990000128746033,"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":0.9983000159263611,"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/visible-light-communication","display_name":"Visible light communication","score":0.8712097406387329},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.8697391748428345},{"id":"https://openalex.org/keywords/nonlinear-distortion","display_name":"Nonlinear distortion","score":0.7253411412239075},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6723862886428833},{"id":"https://openalex.org/keywords/equalization","display_name":"Equalization (audio)","score":0.6490257382392883},{"id":"https://openalex.org/keywords/adaptive-equalizer","display_name":"Adaptive equalizer","score":0.6244010925292969},{"id":"https://openalex.org/keywords/distortion","display_name":"Distortion (music)","score":0.6192061901092529},{"id":"https://openalex.org/keywords/nonlinear-system","display_name":"Nonlinear system","score":0.614341139793396},{"id":"https://openalex.org/keywords/time-domain","display_name":"Time domain","score":0.546904981136322},{"id":"https://openalex.org/keywords/parametric-statistics","display_name":"Parametric statistics","score":0.4884568750858307},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.48737651109695435},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.47894030809402466},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.47756749391555786},{"id":"https://openalex.org/keywords/blind-equalization","display_name":"Blind equalization","score":0.41530174016952515},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3331628739833832},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.19494321942329407},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.16816401481628418},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.14911147952079773},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.10706087946891785},{"id":"https://openalex.org/keywords/light-emitting-diode","display_name":"Light-emitting diode","score":0.09400910139083862},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.09374308586120605},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.0920935869216919},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.07278165221214294},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.07036620378494263}],"concepts":[{"id":"https://openalex.org/C160487672","wikidata":"https://www.wikidata.org/wiki/Q1426313","display_name":"Visible light communication","level":3,"score":0.8712097406387329},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.8697391748428345},{"id":"https://openalex.org/C173413354","wikidata":"https://www.wikidata.org/wiki/Q7049470","display_name":"Nonlinear distortion","level":4,"score":0.7253411412239075},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6723862886428833},{"id":"https://openalex.org/C75755367","wikidata":"https://www.wikidata.org/wiki/Q104531076","display_name":"Equalization (audio)","level":3,"score":0.6490257382392883},{"id":"https://openalex.org/C25125847","wikidata":"https://www.wikidata.org/wiki/Q4680741","display_name":"Adaptive equalizer","level":4,"score":0.6244010925292969},{"id":"https://openalex.org/C126780896","wikidata":"https://www.wikidata.org/wiki/Q899871","display_name":"Distortion (music)","level":4,"score":0.6192061901092529},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.614341139793396},{"id":"https://openalex.org/C103824480","wikidata":"https://www.wikidata.org/wiki/Q185889","display_name":"Time domain","level":2,"score":0.546904981136322},{"id":"https://openalex.org/C117251300","wikidata":"https://www.wikidata.org/wiki/Q1849855","display_name":"Parametric statistics","level":2,"score":0.4884568750858307},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.48737651109695435},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.47894030809402466},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.47756749391555786},{"id":"https://openalex.org/C41425797","wikidata":"https://www.wikidata.org/wiki/Q4926640","display_name":"Blind equalization","level":4,"score":0.41530174016952515},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3331628739833832},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.19494321942329407},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.16816401481628418},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.14911147952079773},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.10706087946891785},{"id":"https://openalex.org/C176666156","wikidata":"https://www.wikidata.org/wiki/Q25504","display_name":"Light-emitting diode","level":2,"score":0.09400910139083862},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.09374308586120605},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0920935869216919},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.07278165221214294},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.07036620378494263},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.23919/eusipco.2017.8081327","is_oa":false,"landing_page_url":"https://doi.org/10.23919/eusipco.2017.8081327","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 25th European Signal Processing Conference (EUSIPCO)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W1496357020","https://openalex.org/W1977915375","https://openalex.org/W2028078039","https://openalex.org/W2034410220","https://openalex.org/W2048719424","https://openalex.org/W2069381140","https://openalex.org/W2110411562","https://openalex.org/W2131189059","https://openalex.org/W2139642610","https://openalex.org/W2531835311","https://openalex.org/W2565742064","https://openalex.org/W2739694789","https://openalex.org/W4285719527","https://openalex.org/W6728464167","https://openalex.org/W6731562576","https://openalex.org/W6741770541"],"related_works":["https://openalex.org/W2545553786","https://openalex.org/W2349154090","https://openalex.org/W2993703512","https://openalex.org/W2133621247","https://openalex.org/W2186363603","https://openalex.org/W2384751807","https://openalex.org/W2118910124","https://openalex.org/W2077238713","https://openalex.org/W2387081227","https://openalex.org/W2037713886"],"abstract_inverted_index":{"LED":[0,55,106,119],"nonlinearity":[1],"is":[2,19,102,110,126],"an":[3,58],"important":[4],"issue":[5],"limiting":[6],"the":[7,23,29,48,63,66,72,100,123,131],"performance":[8],"of":[9,17,28,35,47,65,74,128,133],"Visible":[10],"Light":[11],"Communication":[12],"(VLC)":[13],"systems.":[14,92],"This":[15,40],"form":[16],"distortion":[18,135],"particularly":[20],"problematic":[21],"when":[22],"system":[24,137],"employs":[25],"Optical-OFDM":[26],"because":[27],"high":[30],"Peak-to-Average":[31],"Power":[32],"Ratio":[33],"(PAPR)":[34],"its":[36],"time":[37,67],"domain":[38,68],"symbol.":[39],"paper":[41],"proposes":[42],"using":[43],"ancillary":[44],"statistical":[45],"properties":[46],"O-OFDM":[49,89],"signal":[50,70],"in":[51,57],"order":[52],"to":[53,82,95,104,112],"mitigate":[54],"nonlinearities":[56],"unsupervised":[59],"fashion.":[60],"By":[61],"exploring":[62],"Gaussianity":[64],"OFDM":[69],"and":[71,108],"idea":[73],"distribution":[75],"equalization,":[76],"we":[77],"propose":[78],"a":[79,117],"semi-parametric":[80],"approach":[81],"blind":[83],"nonlinear":[84,134],"post-equalization":[85],"for":[86],"asymmetrically":[87],"clipped":[88],"(ACO-OFDM)":[90],"VLC":[91],"In":[93],"addition":[94],"not":[96],"requiring":[97],"training":[98],"data,":[99],"equalizer":[101],"robust":[103],"different":[105],"types":[107],"it":[109],"adaptive":[111],"time-varying":[113],"nonlinearities.":[114],"Simulations":[115],"with":[116],"realistic":[118],"model":[120],"show":[121],"that":[122],"developed":[124],"tool":[125],"capable":[127],"substantially":[129],"mitigating":[130],"effects":[132],"on":[136],"performance.":[138]},"counts_by_year":[{"year":2021,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}