{"id":"https://openalex.org/W3021883710","doi":"https://doi.org/10.1109/lcomm.2020.2993022","title":"Novel PAPR Reduction Scheme Based on Piecewise Nonlinear Companding Transform in OFDM Systems","display_name":"Novel PAPR Reduction Scheme Based on Piecewise Nonlinear Companding Transform in OFDM Systems","publication_year":2020,"publication_date":"2020-05-07","ids":{"openalex":"https://openalex.org/W3021883710","doi":"https://doi.org/10.1109/lcomm.2020.2993022","mag":"3021883710"},"language":"en","primary_location":{"id":"doi:10.1109/lcomm.2020.2993022","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2020.2993022","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Communications Letters","raw_type":"journal-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/A5030911150","display_name":"Zhitong Xing","orcid":"https://orcid.org/0000-0001-7253-1220"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhitong Xing","raw_affiliation_strings":["Beijing Key Laboratory of Work Safety Intelligent Monitoring, Beijing University of Posts and Telecommunications, Beijing, China","School of Electronic Engineering, Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Beijing Key Laboratory of Work Safety Intelligent Monitoring, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"School of Electronic Engineering, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084824459","display_name":"Kaiming Liu","orcid":"https://orcid.org/0000-0001-6006-3239"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kaiming Liu","raw_affiliation_strings":["Beijing Key Laboratory of Work Safety Intelligent Monitoring, Beijing University of Posts and Telecommunications, Beijing, China","School of Electronic Engineering, Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Beijing Key Laboratory of Work Safety Intelligent Monitoring, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"School of Electronic Engineering, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102968225","display_name":"Bihua Tang","orcid":"https://orcid.org/0009-0005-3588-0671"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bihua Tang","raw_affiliation_strings":["Beijing Key Laboratory of Work Safety Intelligent Monitoring, Beijing University of Posts and Telecommunications, Beijing, China","School of Electronic Engineering, Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Beijing Key Laboratory of Work Safety Intelligent Monitoring, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"School of Electronic Engineering, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5020422392","display_name":"Yuanan Liu","orcid":"https://orcid.org/0000-0002-8076-1904"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuanan Liu","raw_affiliation_strings":["Beijing Key Laboratory of Work Safety Intelligent Monitoring, Beijing University of Posts and Telecommunications, Beijing, China","School of Electronic Engineering, Beijing University of Posts and Telecommunications, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Beijing Key Laboratory of Work Safety Intelligent Monitoring, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]},{"raw_affiliation_string":"School of Electronic Engineering, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5030911150"],"corresponding_institution_ids":["https://openalex.org/I139759216"],"apc_list":null,"apc_paid":null,"fwci":1.5412,"has_fulltext":false,"cited_by_count":21,"citation_normalized_percentile":{"value":0.82690691,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":99},"biblio":{"volume":"24","issue":"8","first_page":"1757","last_page":"1761"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11873","display_name":"PAPR reduction in OFDM","score":1.0,"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/T11873","display_name":"PAPR reduction in OFDM","score":1.0,"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":0.9897000193595886,"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":0.9886000156402588,"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/companding","display_name":"Companding","score":0.997707724571228},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.8358638286590576},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.5504825115203857},{"id":"https://openalex.org/keywords/piecewise","display_name":"Piecewise","score":0.5416101217269897},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.5294066667556763},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5213140845298767},{"id":"https://openalex.org/keywords/nonlinear-system","display_name":"Nonlinear system","score":0.48112621903419495},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.43392735719680786},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.43142300844192505},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3711457848548889},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.3228711485862732},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2559843063354492},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.09443080425262451},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.08966904878616333},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.07730486989021301},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.06758108735084534}],"concepts":[{"id":"https://openalex.org/C104250799","wikidata":"https://www.wikidata.org/wiki/Q1780765","display_name":"Companding","level":4,"score":0.997707724571228},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.8358638286590576},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.5504825115203857},{"id":"https://openalex.org/C164660894","wikidata":"https://www.wikidata.org/wiki/Q2037833","display_name":"Piecewise","level":2,"score":0.5416101217269897},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.5294066667556763},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5213140845298767},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.48112621903419495},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.43392735719680786},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.43142300844192505},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3711457848548889},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.3228711485862732},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2559843063354492},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.09443080425262451},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.08966904878616333},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.07730486989021301},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.06758108735084534},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"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/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lcomm.2020.2993022","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2020.2993022","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Communications Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.47999998927116394,"display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G8194511106","display_name":null,"funder_award_id":"61821001","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W595252221","https://openalex.org/W1521591241","https://openalex.org/W2031653048","https://openalex.org/W2044398648","https://openalex.org/W2049824694","https://openalex.org/W2111066692","https://openalex.org/W2163826483","https://openalex.org/W2172186214","https://openalex.org/W2610335499","https://openalex.org/W2779493975","https://openalex.org/W2884702671","https://openalex.org/W2963655743","https://openalex.org/W2969098385","https://openalex.org/W2969746406","https://openalex.org/W2972467350","https://openalex.org/W2972480207","https://openalex.org/W4252054643"],"related_works":["https://openalex.org/W1593231936","https://openalex.org/W2036080449","https://openalex.org/W2942300663","https://openalex.org/W2187957422","https://openalex.org/W2902892037","https://openalex.org/W2919900904","https://openalex.org/W2169127269","https://openalex.org/W1534138696","https://openalex.org/W1497744887","https://openalex.org/W2913506967"],"abstract_inverted_index":{"In":[0],"this":[1],"letter,":[2],"a":[3,25,61],"novel":[4],"nonlinear":[5],"companding":[6,42,87,96],"scheme":[7,43,66,97],"is":[8],"proposed":[9,65,86,95],"to":[10],"reduce":[11,100],"the":[12,36,47,54,75,80,85,94,101],"peak-to-average":[13],"power":[14,37],"ratio":[15],"(PAPR)":[16],"for":[17,84],"orthogonal":[18],"frequency":[19],"division":[20],"multiplexing":[21],"(OFDM)":[22],"systems":[23,105],"with":[24,106],"low":[26,108],"bit":[27],"error":[28],"rate":[29],"(BER)":[30],"and":[31,52,110],"out-of-band":[32],"(OOB)":[33],"radiation":[34],"of":[35,49,56,103,112],"spectral":[38],"density":[39],"(PSD).":[40],"This":[41],"does":[44],"not":[45],"change":[46],"statistics":[48,55],"small-amplitude":[50],"signals":[51,59],"transforms":[53],"large":[57],"amplitude":[58],"into":[60],"sine":[62],"function.":[63,88],"The":[64,89],"can":[67,98],"maintain":[68],"average":[69],"signal-power":[70],"constant":[71],"by":[72],"appropriately":[73],"selecting":[74],"parameters.":[76],"We":[77],"also":[78],"give":[79],"theoretical":[81],"performance":[82],"analysis":[83],"simulation":[90],"results":[91],"indicate":[92],"that":[93],"effectively":[99],"PAPR":[102],"OFDM":[104],"both":[107],"BER":[109],"OOB":[111],"PSD.":[113]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":7},{"year":2021,"cited_by_count":5}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}