{"id":"https://openalex.org/W4393973491","doi":"https://doi.org/10.1109/ncc60321.2024.10485774","title":"Two-user NOMA based Indoor Optical Wireless Communication with Variable Cell Coverage using Beam Divergence Control","display_name":"Two-user NOMA based Indoor Optical Wireless Communication with Variable Cell Coverage using Beam Divergence Control","publication_year":2024,"publication_date":"2024-02-28","ids":{"openalex":"https://openalex.org/W4393973491","doi":"https://doi.org/10.1109/ncc60321.2024.10485774"},"language":"en","primary_location":{"id":"doi:10.1109/ncc60321.2024.10485774","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/ncc60321.2024.10485774","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2024 National Conference on Communications (NCC)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5024752017","display_name":"R N Sathisha","orcid":null},"institutions":[{"id":"https://openalex.org/I59270414","display_name":"Indian Institute of Science Bangalore","ror":"https://ror.org/04dese585","country_code":"IN","type":"education","lineage":["https://openalex.org/I59270414"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Sathisha R N","raw_affiliation_strings":["Indian Institute of Science,Department of ECE,Bengaluru,India","Department of ECE, Indian Institute of Science, Bengaluru, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Indian Institute of Science,Department of ECE,Bengaluru,India","institution_ids":["https://openalex.org/I59270414"]},{"raw_affiliation_string":"Department of ECE, Indian Institute of Science, Bengaluru, India","institution_ids":["https://openalex.org/I59270414"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101901864","display_name":"Faheem Ahmad","orcid":"https://orcid.org/0000-0003-0079-3592"},"institutions":[{"id":"https://openalex.org/I59270414","display_name":"Indian Institute of Science Bangalore","ror":"https://ror.org/04dese585","country_code":"IN","type":"education","lineage":["https://openalex.org/I59270414"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Faheem Ahmad","raw_affiliation_strings":["Indian Institute of Science,Department of ECE,Bengaluru,India","Department of ECE, Indian Institute of Science, Bengaluru, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Indian Institute of Science,Department of ECE,Bengaluru,India","institution_ids":["https://openalex.org/I59270414"]},{"raw_affiliation_string":"Department of ECE, Indian Institute of Science, Bengaluru, India","institution_ids":["https://openalex.org/I59270414"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5047953423","display_name":"Varun Raghunathan","orcid":"https://orcid.org/0000-0002-0141-4032"},"institutions":[{"id":"https://openalex.org/I59270414","display_name":"Indian Institute of Science Bangalore","ror":"https://ror.org/04dese585","country_code":"IN","type":"education","lineage":["https://openalex.org/I59270414"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Varun Raghunathan","raw_affiliation_strings":["Indian Institute of Science,Department of ECE,Bengaluru,India","Department of ECE, Indian Institute of Science, Bengaluru, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Indian Institute of Science,Department of ECE,Bengaluru,India","institution_ids":["https://openalex.org/I59270414"]},{"raw_affiliation_string":"Department of ECE, Indian Institute of Science, Bengaluru, India","institution_ids":["https://openalex.org/I59270414"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I59270414"],"apc_list":null,"apc_paid":null,"fwci":0.9271,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.60855401,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10851","display_name":"Optical Wireless Communication Technologies","score":0.9995999932289124,"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":0.9995999932289124,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.989300012588501,"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":0.9786999821662903,"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/noma","display_name":"Noma","score":0.7687338590621948},{"id":"https://openalex.org/keywords/optical-wireless","display_name":"Optical wireless","score":0.752173662185669},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6225525140762329},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.5650109052658081},{"id":"https://openalex.org/keywords/divergence","display_name":"Divergence (linguistics)","score":0.4758688807487488},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3680017292499542},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.27531445026397705},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.12183722853660583}],"concepts":[{"id":"https://openalex.org/C2775918612","wikidata":"https://www.wikidata.org/wiki/Q994794","display_name":"Noma","level":3,"score":0.7687338590621948},{"id":"https://openalex.org/C2781305180","wikidata":"https://www.wikidata.org/wiki/Q7098907","display_name":"Optical wireless","level":3,"score":0.752173662185669},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6225525140762329},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.5650109052658081},{"id":"https://openalex.org/C207390915","wikidata":"https://www.wikidata.org/wiki/Q1230525","display_name":"Divergence (linguistics)","level":2,"score":0.4758688807487488},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3680017292499542},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.27531445026397705},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.12183722853660583},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ncc60321.2024.10485774","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/ncc60321.2024.10485774","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2024 National Conference on Communications (NCC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7699999809265137,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W2100303002","https://openalex.org/W2148622067","https://openalex.org/W2153227920","https://openalex.org/W2523122228","https://openalex.org/W2563956572","https://openalex.org/W2586304830","https://openalex.org/W2587227857","https://openalex.org/W2593159759","https://openalex.org/W2802065375","https://openalex.org/W2964038749","https://openalex.org/W2996605732","https://openalex.org/W3009734089","https://openalex.org/W3103537411","https://openalex.org/W4214651345","https://openalex.org/W4214760277","https://openalex.org/W4293093473","https://openalex.org/W4392604673","https://openalex.org/W6810853711"],"related_works":["https://openalex.org/W2886972134","https://openalex.org/W3118170786","https://openalex.org/W3183520589","https://openalex.org/W2119321652","https://openalex.org/W2120114434","https://openalex.org/W1990598748","https://openalex.org/W2290782212","https://openalex.org/W2541885365","https://openalex.org/W3140573905","https://openalex.org/W2357446907"],"abstract_inverted_index":{"We":[0],"experimentally":[1],"demonstrate":[2],"a":[3,21,31,140],"two-user":[4,35],"non-orthogonal":[5],"multiple":[6],"access":[7],"(NOMA)":[8],"based":[9],"indoor":[10],"optical":[11,65,136],"wireless":[12],"communication":[13],"(OWC)":[14],"system":[15],"with":[16],"variable":[17,82],"cell":[18,44,105,128,159],"coverage":[19,45,79,106,160],"using":[20,64,81,92],"programmable":[22],"liquid":[23,83],"lens":[24,84],"for":[25,102,114,139,156,172],"beam":[26,59],"divergence":[27,60],"control.":[28],"This":[29],"is":[30,62,89,154],"novel":[32],"approach":[33],"to":[34,37,53],"NOMA-OWC":[36],"handle":[38],"mobile":[39],"users":[40,124],"by":[41],"varying":[42],"the":[43,48,110,115,120,127,132,135,157,166],"area":[46,80],"and":[47,68,108,122,130],"RF":[49,167],"power":[50,66,169],"allocation":[51,170],"ratio":[52,171],"ensure":[54],"uniform":[55],"data":[56,148],"transmission.":[57],"The":[58],"control":[61],"characterized":[63,91],"measurements":[67],"eye-diagrams":[69],"from":[70],"received":[71,111],"on-off":[72],"keying":[73],"(OOK)":[74],"modulated":[75],"waveforms":[76,101,113],"across":[77],"different":[78,104,158],"bias":[85],"current.":[86],"Communication":[87],"performance":[88],"also":[90],"NOMA":[93,112,173],"encoded":[94],"4-QAM":[95],"orthogonal":[96],"frequency":[97],"division":[98],"multiplexing":[99],"(OFDM)":[100],"five":[103],"areas":[107,161],"decoding":[109],"two":[116],"receivers":[117],"acting":[118],"as":[119],"far":[121],"near":[123],"located":[125],"at":[126,131],"edge":[129],"center":[133],"along":[134],"axis":[137],"respectively":[138],"fixed":[141],"link":[142],"length":[143],"of":[144,150,165],"2":[145],"meters.":[146],"Overall":[147],"throughput":[149],"~":[151],"240":[152],"Mbps":[153],"maintained":[155],"through":[162],"appropriate":[163],"selection":[164],"modulation":[168],"waveform":[174],"construction.":[175]},"counts_by_year":[{"year":2024,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}