{"id":"https://openalex.org/W4308875248","doi":"https://doi.org/10.3390/s22228660","title":"Data-Aided SNR Estimation for Bandlimited Optical Intensity Channels","display_name":"Data-Aided SNR Estimation for Bandlimited Optical Intensity Channels","publication_year":2022,"publication_date":"2022-11-09","ids":{"openalex":"https://openalex.org/W4308875248","doi":"https://doi.org/10.3390/s22228660","pmid":"https://pubmed.ncbi.nlm.nih.gov/36433255"},"language":"en","primary_location":{"id":"doi:10.3390/s22228660","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22228660","pdf_url":"https://www.mdpi.com/1424-8220/22/22/8660/pdf?version=1668675010","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1424-8220/22/22/8660/pdf?version=1668675010","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5077589690","display_name":"Wilfried Gappmair","orcid":"https://orcid.org/0000-0002-0113-8736"},"institutions":[{"id":"https://openalex.org/I4092182","display_name":"Graz University of Technology","ror":"https://ror.org/00d7xrm67","country_code":"AT","type":"education","lineage":["https://openalex.org/I4092182"]}],"countries":["AT"],"is_corresponding":true,"raw_author_name":"Wilfried Gappmair","raw_affiliation_strings":["Institute of Communication Networks and Satellite Communications, Graz University of Technology, Inffeldgasse 12, 8010 Graz, Austria"],"raw_orcid":"https://orcid.org/0000-0002-0113-8736","affiliations":[{"raw_affiliation_string":"Institute of Communication Networks and Satellite Communications, Graz University of Technology, Inffeldgasse 12, 8010 Graz, Austria","institution_ids":["https://openalex.org/I4092182"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5077589690"],"corresponding_institution_ids":["https://openalex.org/I4092182"],"apc_list":{"value":2400,"currency":"CHF","value_usd":2673},"apc_paid":{"value":2400,"currency":"CHF","value_usd":2673},"fwci":0.4466,"has_fulltext":true,"cited_by_count":7,"citation_normalized_percentile":{"value":0.56336462,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":"22","issue":"22","first_page":"8660","last_page":"8660"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10232","display_name":"Optical Network Technologies","score":0.9994999766349792,"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":0.9994999766349792,"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":0.9994999766349792,"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/T10851","display_name":"Optical Wireless Communication Technologies","score":0.9991999864578247,"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/bandlimiting","display_name":"Bandlimiting","score":0.720083475112915},{"id":"https://openalex.org/keywords/intensity","display_name":"Intensity (physics)","score":0.5933083295822144},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4745408296585083},{"id":"https://openalex.org/keywords/estimation","display_name":"Estimation","score":0.42781686782836914},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.377465158700943},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.35225772857666016},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.3441418409347534},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.3268616497516632},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2868141233921051},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.25644451379776},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.20142483711242676},{"id":"https://openalex.org/keywords/fourier-transform","display_name":"Fourier transform","score":0.17100790143013},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.12834212183952332},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.12337419390678406}],"concepts":[{"id":"https://openalex.org/C129997835","wikidata":"https://www.wikidata.org/wiki/Q806263","display_name":"Bandlimiting","level":3,"score":0.720083475112915},{"id":"https://openalex.org/C93038891","wikidata":"https://www.wikidata.org/wiki/Q1061524","display_name":"Intensity (physics)","level":2,"score":0.5933083295822144},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4745408296585083},{"id":"https://openalex.org/C96250715","wikidata":"https://www.wikidata.org/wiki/Q965330","display_name":"Estimation","level":2,"score":0.42781686782836914},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.377465158700943},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.35225772857666016},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.3441418409347534},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.3268616497516632},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2868141233921051},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.25644451379776},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.20142483711242676},{"id":"https://openalex.org/C102519508","wikidata":"https://www.wikidata.org/wiki/Q6520159","display_name":"Fourier transform","level":2,"score":0.17100790143013},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.12834212183952332},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.12337419390678406},{"id":"https://openalex.org/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.3390/s22228660","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22228660","pdf_url":"https://www.mdpi.com/1424-8220/22/22/8660/pdf?version=1668675010","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},{"id":"pmid:36433255","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/36433255","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors (Basel, Switzerland)","raw_type":null},{"id":"pmh:oai:pubmedcentral.nih.gov:9693930","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/9693930","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors (Basel)","raw_type":"Text"},{"id":"pmh:oai:doaj.org/article:fa3e13fc3a1f4a9785c3cf738164d3f4","is_oa":true,"landing_page_url":"https://doaj.org/article/fa3e13fc3a1f4a9785c3cf738164d3f4","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors, Vol 22, Iss 22, p 8660 (2022)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/1424-8220/22/22/8660/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/s22228660","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors; Volume 22; Issue 22; Pages: 8660","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/s22228660","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22228660","pdf_url":"https://www.mdpi.com/1424-8220/22/22/8660/pdf?version=1668675010","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G71127240","display_name":null,"funder_award_id":"885376","funder_id":"https://openalex.org/F4320323031","funder_display_name":"\u00d6sterreichische Forschungsf\u00f6rderungsgesellschaft"}],"funders":[{"id":"https://openalex.org/F4320323031","display_name":"\u00d6sterreichische Forschungsf\u00f6rderungsgesellschaft","ror":"https://ror.org/028jc0449"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4308875248.pdf","grobid_xml":"https://content.openalex.org/works/W4308875248.grobid-xml"},"referenced_works_count":18,"referenced_works":["https://openalex.org/W571270299","https://openalex.org/W591205089","https://openalex.org/W1860498259","https://openalex.org/W1982892759","https://openalex.org/W2057358830","https://openalex.org/W2100653058","https://openalex.org/W2100841352","https://openalex.org/W2104057862","https://openalex.org/W2104921737","https://openalex.org/W2107189492","https://openalex.org/W2120646925","https://openalex.org/W2145614561","https://openalex.org/W2156077606","https://openalex.org/W2916834147","https://openalex.org/W2973528036","https://openalex.org/W3022639397","https://openalex.org/W4243833160","https://openalex.org/W4295700916"],"related_works":["https://openalex.org/W2111364039","https://openalex.org/W2156213969","https://openalex.org/W2129914186","https://openalex.org/W1947978507","https://openalex.org/W2091702063","https://openalex.org/W2094593363","https://openalex.org/W1962077027","https://openalex.org/W2005430599","https://openalex.org/W1996128712","https://openalex.org/W2168108595"],"abstract_inverted_index":{"Not":[0],"only":[1],"for":[2,7,20,48,133,143],"radio":[3],"frequency":[4],"but":[5,82],"also":[6,83],"optical":[8,51],"communication":[9],"systems,":[10],"knowledge":[11],"of":[12,69,98,111,115,146,156],"the":[13,36,41,55,58,64,79,89,100,108,112,116,147,152,163,167],"signal-to-noise":[14],"ratio":[15],"(SNR)":[16],"is":[17,46,92,105],"essential,":[18],"e.g.,":[19],"an":[21],"adaptive":[22],"network,":[23],"where":[24],"modulation":[25],"schemes":[26],"and/or":[27],"error":[28,113],"correction":[29],"methods":[30],"should":[31],"be":[32,140],"selected":[33],"according":[34],"to":[35,63,139],"varying":[37],"channel":[38],"states.":[39],"In":[40],"current":[42],"paper,":[43],"this":[44,96,122],"topic":[45],"discussed":[47],"a":[49,74,84,129],"bandlimited":[50],"intensity":[52],"link":[53],"under":[54],"assumption":[56],"that":[57],"data":[59],"symbols":[60],"are":[61],"known":[62],"receiver":[65],"unit":[66],"in":[67,121],"form":[68],"pilot":[70],"sequences.":[71],"This":[72],"requires":[73],"unipolar":[75],"signal":[76],"design":[77],"regarding":[78],"symbol":[80],"constellation,":[81],"non-negative":[85],"pulse":[86],"shape":[87],"satisfying":[88],"Nyquist":[90],"criterion":[91],"necessary.":[93],"Focusing":[94],"on":[95],"kind":[97],"scenario,":[99],"modified":[101],"Cramer-Rao":[102],"lower":[103],"bound":[104],"derived,":[106],"representing":[107],"theoretical":[109],"limit":[110],"performance":[114],"data-aided":[117],"SNR":[118,134],"estimator":[119],"developed":[120],"context.":[123],"Furthermore,":[124],"we":[125],"derive":[126],"and":[127],"analyze":[128],"maximum":[130],"likelihood":[131],"algorithm":[132],"estimation,":[135],"which":[136],"turns":[137],"out":[138],"particularly":[141],"simple":[142],"specific":[144],"values":[145],"excess":[148],"bandwidth,":[149],"among":[150],"them":[151],"most":[153],"attractive":[154],"case":[155],"minimum":[157],"bandwidth":[158],"occupation.":[159],"Numerical":[160],"results":[161],"confirming":[162],"analytical":[164],"work":[165],"conclude":[166],"paper.":[168]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":2},{"year":2023,"cited_by_count":4}],"updated_date":"2026-08-11T07:18:39.950985","created_date":"2025-10-10T00:00:00"}
