{"id":"https://openalex.org/W3016177088","doi":"https://doi.org/10.1109/ncc48643.2020.9056066","title":"Spectral Analysis of a Nonlinear WOLA-OFDM System with DPD","display_name":"Spectral Analysis of a Nonlinear WOLA-OFDM System with DPD","publication_year":2020,"publication_date":"2020-02-01","ids":{"openalex":"https://openalex.org/W3016177088","doi":"https://doi.org/10.1109/ncc48643.2020.9056066","mag":"3016177088"},"language":"en","primary_location":{"id":"doi:10.1109/ncc48643.2020.9056066","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ncc48643.2020.9056066","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 National Conference on Communications (NCC)","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/A5038625483","display_name":"Mohd Hamza Naim Shaikh","orcid":"https://orcid.org/0000-0002-1869-0009"},"institutions":[{"id":"https://openalex.org/I119939252","display_name":"Indraprastha Institute of Information Technology Delhi","ror":"https://ror.org/03vfp4g33","country_code":"IN","type":"education","lineage":["https://openalex.org/I119939252"]},{"id":"https://openalex.org/I68891433","display_name":"Indian Institute of Technology Delhi","ror":"https://ror.org/049tgcd06","country_code":"IN","type":"education","lineage":["https://openalex.org/I68891433"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Mohd Hamza Naim Shaikh","raw_affiliation_strings":["Wirocomm Research Group, IIIT-Delhi,Department of Electronics and Communication Engineering,New Delhi,India,110020","Department of Electronics and Communication Engineering, Wirocomm Research Group, IIIT-Delhi, New Delhi, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Wirocomm Research Group, IIIT-Delhi,Department of Electronics and Communication Engineering,New Delhi,India,110020","institution_ids":["https://openalex.org/I119939252","https://openalex.org/I68891433"]},{"raw_affiliation_string":"Department of Electronics and Communication Engineering, Wirocomm Research Group, IIIT-Delhi, New Delhi, India","institution_ids":["https://openalex.org/I119939252","https://openalex.org/I68891433"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041423468","display_name":"Vivek Ashok Bohara","orcid":"https://orcid.org/0000-0002-3798-7975"},"institutions":[{"id":"https://openalex.org/I119939252","display_name":"Indraprastha Institute of Information Technology Delhi","ror":"https://ror.org/03vfp4g33","country_code":"IN","type":"education","lineage":["https://openalex.org/I119939252"]},{"id":"https://openalex.org/I68891433","display_name":"Indian Institute of Technology Delhi","ror":"https://ror.org/049tgcd06","country_code":"IN","type":"education","lineage":["https://openalex.org/I68891433"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Vivek Ashok Bohara","raw_affiliation_strings":["Wirocomm Research Group, IIIT-Delhi,Department of Electronics and Communication Engineering,New Delhi,India,110020","Department of Electronics and Communication Engineering, Wirocomm Research Group, IIIT-Delhi, New Delhi, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Wirocomm Research Group, IIIT-Delhi,Department of Electronics and Communication Engineering,New Delhi,India,110020","institution_ids":["https://openalex.org/I119939252","https://openalex.org/I68891433"]},{"raw_affiliation_string":"Department of Electronics and Communication Engineering, Wirocomm Research Group, IIIT-Delhi, New Delhi, India","institution_ids":["https://openalex.org/I119939252","https://openalex.org/I68891433"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5028628058","display_name":"Anand Srivastava","orcid":"https://orcid.org/0000-0002-2757-1511"},"institutions":[{"id":"https://openalex.org/I119939252","display_name":"Indraprastha Institute of Information Technology Delhi","ror":"https://ror.org/03vfp4g33","country_code":"IN","type":"education","lineage":["https://openalex.org/I119939252"]},{"id":"https://openalex.org/I68891433","display_name":"Indian Institute of Technology Delhi","ror":"https://ror.org/049tgcd06","country_code":"IN","type":"education","lineage":["https://openalex.org/I68891433"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Anand Srivastava","raw_affiliation_strings":["Wirocomm Research Group, IIIT-Delhi,Department of Electronics and Communication Engineering,New Delhi,India,110020","Department of Electronics and Communication Engineering, Wirocomm Research Group, IIIT-Delhi, New Delhi, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Wirocomm Research Group, IIIT-Delhi,Department of Electronics and Communication Engineering,New Delhi,India,110020","institution_ids":["https://openalex.org/I119939252","https://openalex.org/I68891433"]},{"raw_affiliation_string":"Department of Electronics and Communication Engineering, Wirocomm Research Group, IIIT-Delhi, New Delhi, India","institution_ids":["https://openalex.org/I119939252","https://openalex.org/I68891433"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.4163,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.60552214,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"4"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11248","display_name":"Advanced Power Amplifier Design","score":0.9998000264167786,"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/T11248","display_name":"Advanced Power Amplifier Design","score":0.9998000264167786,"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":0.9994999766349792,"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/T10187","display_name":"Radio Frequency Integrated Circuit Design","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"}}],"keywords":[{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.9581576585769653},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5108956694602966},{"id":"https://openalex.org/keywords/nonlinear-system","display_name":"Nonlinear system","score":0.5021870136260986},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.5002269744873047},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.49189114570617676},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.46743977069854736},{"id":"https://openalex.org/keywords/modulation","display_name":"Modulation (music)","score":0.44167253375053406},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.43523353338241577},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.3818042278289795},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.37450605630874634},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1681429147720337},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.10469701886177063},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.08041176199913025},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.06827744841575623},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.05732351541519165}],"concepts":[{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.9581576585769653},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5108956694602966},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.5021870136260986},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5002269744873047},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.49189114570617676},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.46743977069854736},{"id":"https://openalex.org/C123079801","wikidata":"https://www.wikidata.org/wiki/Q750240","display_name":"Modulation (music)","level":2,"score":0.44167253375053406},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.43523353338241577},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.3818042278289795},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.37450605630874634},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1681429147720337},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.10469701886177063},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.08041176199913025},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.06827744841575623},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.05732351541519165},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ncc48643.2020.9056066","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ncc48643.2020.9056066","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 National Conference on Communications (NCC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/11","score":0.5,"display_name":"Sustainable cities and communities"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W2053850706","https://openalex.org/W2054692642","https://openalex.org/W2084399055","https://openalex.org/W2481252321","https://openalex.org/W2536886039","https://openalex.org/W2586619800","https://openalex.org/W2587342861","https://openalex.org/W2605344455","https://openalex.org/W2621345802","https://openalex.org/W2626006124","https://openalex.org/W2733504825","https://openalex.org/W2910121950","https://openalex.org/W2944049597"],"related_works":["https://openalex.org/W2792339401","https://openalex.org/W2530747331","https://openalex.org/W3097525855","https://openalex.org/W2125564215","https://openalex.org/W2517776947","https://openalex.org/W1986382998","https://openalex.org/W2084482193","https://openalex.org/W2972611783","https://openalex.org/W2063393180","https://openalex.org/W4243590696"],"abstract_inverted_index":{"Orthogonal":[0],"frequency":[1],"division":[2],"multiplexing":[3],"(OFDM)":[4],"has":[5],"been":[6,47],"a":[7],"universal":[8],"choice":[9],"for":[10,13,49],"modulation":[11],"scheme":[12],"most":[14],"of":[15,37,63,73,101,108,117],"the":[16,51,61,70,77,80,99,106,114,127],"wireless":[17],"standards":[18],"such":[19],"as":[20],"long-term":[21],"evolution":[22],"(LTE).":[23],"However,":[24,60],"OFDM":[25,44],"is":[26],"prone":[27],"to":[28,34,97],"large":[29],"out-of-band":[30,52],"(OOB)":[31,53],"emission":[32,54],"due":[33],"slower":[35],"decay":[36],"its":[38],"side-lobes.":[39],"Weighted":[40],"overlap":[41],"and":[42],"add":[43],"(WOLA-OFDM)":[45],"have":[46,88],"proposed":[48,89],"mitigating":[50],"by":[55],"improving":[56],"faster":[57],"sidelobe":[58],"decay.":[59],"presence":[62,107],"nonlinear":[64,128],"high":[65],"power":[66],"amplifier":[67],"(HPA)":[68],"worsens":[69],"OOB":[71],"performance":[72],"OFDM,":[74],"even":[75],"though":[76],"windowing":[78],"reduces":[79],"noise":[81],"floor":[82],"considerably.":[83],"In":[84],"this":[85],"work,":[86],"we":[87],"an":[90],"architecture":[91],"based":[92],"on":[93],"digital":[94],"predistorter":[95],"(DPD)":[96],"reduce":[98],"impact":[100],"non-linearity":[102],"in":[103,105,126],"WOLA-OFDM":[104,118,129],"HPA.":[109],"The":[110],"results":[111],"show":[112],"that":[113],"stated":[115],"benefits":[116],"can":[119],"only":[120],"be":[121],"attained":[122],"through":[123],"employing":[124],"DPD":[125],"systems.":[130]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2020,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}