{"id":"https://openalex.org/W2041806267","doi":"https://doi.org/10.1109/tbc.2014.2339531","title":"A Piecewise Linear Companding Transform for PAPR Reduction of OFDM Signals With Companding Distortion Mitigation","display_name":"A Piecewise Linear Companding Transform for PAPR Reduction of OFDM Signals With Companding Distortion Mitigation","publication_year":2014,"publication_date":"2014-08-15","ids":{"openalex":"https://openalex.org/W2041806267","doi":"https://doi.org/10.1109/tbc.2014.2339531","mag":"2041806267"},"language":"en","primary_location":{"id":"doi:10.1109/tbc.2014.2339531","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tbc.2014.2339531","pdf_url":null,"source":{"id":"https://openalex.org/S100142436","display_name":"IEEE Transactions on Broadcasting","issn_l":"0018-9316","issn":["0018-9316","1557-9611"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["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 Transactions on Broadcasting","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/A5013227234","display_name":"Meixia Hu","orcid":"https://orcid.org/0000-0001-9494-1511"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Meixia Hu","raw_affiliation_strings":["State Key Laboratory of Integrated Service Network, Xidian University, Xi\u2019an, China","State Key Laboratory of Integrated Service Network, Xidian University, Xi'an, China#TAB#"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Integrated Service Network, Xidian University, Xi\u2019an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"State Key Laboratory of Integrated Service Network, Xidian University, Xi'an, China#TAB#","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017026695","display_name":"Yongzhao Li","orcid":"https://orcid.org/0000-0003-2142-6652"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yongzhao Li","raw_affiliation_strings":["State Key Laboratory of Integrated Service Network, Xidian University, Xi\u2019an, China","State Key Laboratory of Integrated Service Network, Xidian University, Xi'an, China#TAB#"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Integrated Service Network, Xidian University, Xi\u2019an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"State Key Laboratory of Integrated Service Network, Xidian University, Xi'an, China#TAB#","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100736823","display_name":"Wei Wang","orcid":"https://orcid.org/0000-0002-3347-2253"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wei Wang","raw_affiliation_strings":["State Key Laboratory of Integrated Service Network, Xidian University, Xi\u2019an, China","State Key Laboratory of Integrated Service Network, Xidian University, Xi'an, China#TAB#"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Integrated Service Network, Xidian University, Xi\u2019an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"State Key Laboratory of Integrated Service Network, Xidian University, Xi'an, China#TAB#","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100462434","display_name":"Hailin Zhang","orcid":"https://orcid.org/0000-0002-8545-1032"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hailin Zhang","raw_affiliation_strings":["State Key Laboratory of Integrated Service Network, Xidian University, Xi\u2019an, China","State Key Laboratory of Integrated Service Network, Xidian University, Xi'an, China#TAB#"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Integrated Service Network, Xidian University, Xi\u2019an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"State Key Laboratory of Integrated Service Network, Xidian University, Xi'an, China#TAB#","institution_ids":["https://openalex.org/I149594827"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5013227234"],"corresponding_institution_ids":["https://openalex.org/I149594827"],"apc_list":null,"apc_paid":null,"fwci":4.4664,"has_fulltext":false,"cited_by_count":63,"citation_normalized_percentile":{"value":0.95086817,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"60","issue":"3","first_page":"532","last_page":"539"},"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/T10232","display_name":"Optical Network Technologies","score":0.944599986076355,"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":0.9312999844551086,"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":0.9988841414451599},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.7035645246505737},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.5406635999679565},{"id":"https://openalex.org/keywords/piecewise-linear-function","display_name":"Piecewise linear function","score":0.5125648975372314},{"id":"https://openalex.org/keywords/piecewise","display_name":"Piecewise","score":0.5093504190444946},{"id":"https://openalex.org/keywords/distortion","display_name":"Distortion (music)","score":0.5023219585418701},{"id":"https://openalex.org/keywords/nonlinear-distortion","display_name":"Nonlinear distortion","score":0.4936131238937378},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.45076948404312134},{"id":"https://openalex.org/keywords/clipping","display_name":"Clipping (morphology)","score":0.43306785821914673},{"id":"https://openalex.org/keywords/amplitude","display_name":"Amplitude","score":0.41845715045928955},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4024088680744171},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3905453085899353},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.20225000381469727},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1415935754776001},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.11877560615539551},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09730002284049988},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.0796053409576416},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.06938490271568298}],"concepts":[{"id":"https://openalex.org/C104250799","wikidata":"https://www.wikidata.org/wiki/Q1780765","display_name":"Companding","level":4,"score":0.9988841414451599},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.7035645246505737},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.5406635999679565},{"id":"https://openalex.org/C17095337","wikidata":"https://www.wikidata.org/wiki/Q2375229","display_name":"Piecewise linear function","level":2,"score":0.5125648975372314},{"id":"https://openalex.org/C164660894","wikidata":"https://www.wikidata.org/wiki/Q2037833","display_name":"Piecewise","level":2,"score":0.5093504190444946},{"id":"https://openalex.org/C126780896","wikidata":"https://www.wikidata.org/wiki/Q899871","display_name":"Distortion (music)","level":4,"score":0.5023219585418701},{"id":"https://openalex.org/C173413354","wikidata":"https://www.wikidata.org/wiki/Q7049470","display_name":"Nonlinear distortion","level":4,"score":0.4936131238937378},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.45076948404312134},{"id":"https://openalex.org/C2776848632","wikidata":"https://www.wikidata.org/wiki/Q853463","display_name":"Clipping (morphology)","level":2,"score":0.43306785821914673},{"id":"https://openalex.org/C180205008","wikidata":"https://www.wikidata.org/wiki/Q159190","display_name":"Amplitude","level":2,"score":0.41845715045928955},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4024088680744171},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3905453085899353},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.20225000381469727},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1415935754776001},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.11877560615539551},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09730002284049988},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0796053409576416},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.06938490271568298},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tbc.2014.2339531","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tbc.2014.2339531","pdf_url":null,"source":{"id":"https://openalex.org/S100142436","display_name":"IEEE Transactions on Broadcasting","issn_l":"0018-9316","issn":["0018-9316","1557-9611"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["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 Transactions on Broadcasting","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1595715893","display_name":null,"funder_award_id":"B08038","funder_id":"https://openalex.org/F4320327912","funder_display_name":"Higher Education Discipline Innovation Project"},{"id":"https://openalex.org/G3374799353","display_name":null,"funder_award_id":"61201134","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4707129796","display_name":null,"funder_award_id":"72131855","funder_id":"https://openalex.org/F4320334924","funder_display_name":"Program for New Century Excellent Talents in University"},{"id":"https://openalex.org/G4913973483","display_name":null,"funder_award_id":"SRFDP, 20120203110002","funder_id":"https://openalex.org/F4320336024","funder_display_name":"Specialized Research Fund for the Doctoral Program of Higher Education of China"},{"id":"https://openalex.org/G5288075607","display_name":null,"funder_award_id":"61371127","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5548245651","display_name":null,"funder_award_id":"NCET-12-0918","funder_id":"https://openalex.org/F4320334924","funder_display_name":"Program for New Century Excellent Talents in University"},{"id":"https://openalex.org/G7708385168","display_name":null,"funder_award_id":"7214466701","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320327912","display_name":"Higher Education Discipline Innovation Project","ror":null},{"id":"https://openalex.org/F4320334924","display_name":"Program for New Century Excellent Talents in University","ror":"https://ror.org/01mv9t934"},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null},{"id":"https://openalex.org/F4320336024","display_name":"Specialized Research Fund for the Doctoral Program of Higher Education of China","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W98472710","https://openalex.org/W1521591241","https://openalex.org/W2063011342","https://openalex.org/W2069944453","https://openalex.org/W2085863268","https://openalex.org/W2105656385","https://openalex.org/W2105862752","https://openalex.org/W2110411562","https://openalex.org/W2111066692","https://openalex.org/W2126108507","https://openalex.org/W2150886039","https://openalex.org/W2151834166","https://openalex.org/W2152744465","https://openalex.org/W2154181206","https://openalex.org/W2156450938","https://openalex.org/W2163172977","https://openalex.org/W2163826483","https://openalex.org/W2169127269"],"related_works":["https://openalex.org/W2927927338","https://openalex.org/W1975194791","https://openalex.org/W2797704130","https://openalex.org/W1588746567","https://openalex.org/W3002459871","https://openalex.org/W2031481586","https://openalex.org/W2133947431","https://openalex.org/W2147565504","https://openalex.org/W2490196280","https://openalex.org/W3182827720"],"abstract_inverted_index":{"Companding":[0],"is":[1,23,56,106],"a":[2,50,100,115],"well-known":[3],"technique":[4],"for":[5,120,138],"the":[6,28,38,42,64,67,72,97,110,127,133,142,146,151,155],"peak-to-average":[7],"power":[8,122,139,163],"ratio":[9],"(PAPR)":[10],"reduction":[11],"of":[12,30,40,66,75,145],"orthogonal":[13],"frequency":[14],"division":[15],"multiplexing":[16],"(OFDM)":[17],"signals.":[18],"However,":[19],"as":[20],"companding":[21,33,54,61,68,76,81,93,104],"transform":[22,105,153,157],"an":[24],"extra":[25],"operation":[26],"after":[27],"modulation":[29],"OFDM":[31],"signals,":[32],"schemes":[34],"reduce":[35],"PAPR":[36,169],"at":[37,59],"expense":[39],"increasing":[41],"bit":[43],"error":[44],"rate":[45],"(BER).":[46],"In":[47,63],"this":[48],"paper,":[49],"new":[51,101],"piecewise":[52,102],"linear":[53,103,152],"scheme":[55],"proposed":[57,107,156],"aiming":[58],"mitigating":[60],"distortion.":[62,77,94],"design":[65,144],"transform,":[69],"we":[70],"study":[71],"theoretical":[73],"characterization":[74],"It":[78],"demonstrates":[79],"that":[80],"larger":[82],"signals":[83,111,128],"with":[84,112,129],"smaller":[85],"amplitude":[86,119,137,149],"increments":[87],"are":[88],"more":[89],"favorable":[90],"in":[91],"reducing":[92,168],"Based":[95],"on":[96],"analysis":[98],"results,":[99],"by":[108],"clipping":[109],"amplitudes":[113,130],"over":[114],"given":[116,134],"companded":[117,135,147],"peak":[118,121,136,148],"reduction,":[123],"and":[124,150,162],"linearly":[125],"transforming":[126],"close":[131],"to":[132],"compensation.":[140],"With":[141],"careful":[143],"scale,":[154],"can":[158],"achieve":[159],"enhanced":[160],"BER":[161],"spectral":[164],"density":[165],"performance,":[166],"while":[167],"effectively.":[170]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":11},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":7},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":10},{"year":2016,"cited_by_count":7},{"year":2015,"cited_by_count":4}],"updated_date":"2026-03-14T08:43:22.919905","created_date":"2025-10-10T00:00:00"}