{"id":"https://openalex.org/W4317642560","doi":"https://doi.org/10.1109/wpmc55625.2022.10014958","title":"Power Amplifier Linearization Using Orthogonal Polynomial Identified in Frequency Domain","display_name":"Power Amplifier Linearization Using Orthogonal Polynomial Identified in Frequency Domain","publication_year":2022,"publication_date":"2022-10-30","ids":{"openalex":"https://openalex.org/W4317642560","doi":"https://doi.org/10.1109/wpmc55625.2022.10014958"},"language":"en","primary_location":{"id":"doi:10.1109/wpmc55625.2022.10014958","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/wpmc55625.2022.10014958","pdf_url":null,"source":{"id":"https://openalex.org/S4363607502","display_name":"2022 25th International Symposium on Wireless Personal Multimedia Communications (WPMC)","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 25th International Symposium on Wireless Personal Multimedia Communications (WPMC)","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/A5100913671","display_name":"Michiharu Nakamura","orcid":null},"institutions":[{"id":"https://openalex.org/I22299242","display_name":"Kyoto University","ror":"https://ror.org/02kpeqv85","country_code":"JP","type":"education","lineage":["https://openalex.org/I22299242"]},{"id":"https://openalex.org/I39012071","display_name":"Kyoto College of Graduate Studies for Informatics","ror":"https://ror.org/05mzj8a56","country_code":"JP","type":"education","lineage":["https://openalex.org/I39012071"]},{"id":"https://openalex.org/I90023481","display_name":"National Institute of Information and Communications Technology","ror":"https://ror.org/016bgq349","country_code":"JP","type":"facility","lineage":["https://openalex.org/I90023481"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Michiharu Nakamura","raw_affiliation_strings":["Network Research Institute, NICT,Kanagawa,Japan,239-0847","Graduate School of Informatics, Kyoto University, Kyoto, Japan"],"affiliations":[{"raw_affiliation_string":"Network Research Institute, NICT,Kanagawa,Japan,239-0847","institution_ids":["https://openalex.org/I90023481"]},{"raw_affiliation_string":"Graduate School of Informatics, Kyoto University, Kyoto, Japan","institution_ids":["https://openalex.org/I39012071","https://openalex.org/I22299242"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021900984","display_name":"Keiichi Mizutani","orcid":"https://orcid.org/0000-0002-7251-1171"},"institutions":[{"id":"https://openalex.org/I22299242","display_name":"Kyoto University","ror":"https://ror.org/02kpeqv85","country_code":"JP","type":"education","lineage":["https://openalex.org/I22299242"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Keiichi Mizutani","raw_affiliation_strings":["Graduate School of Informatics, Kyoto University,Kyoto,Japan,606-8501"],"affiliations":[{"raw_affiliation_string":"Graduate School of Informatics, Kyoto University,Kyoto,Japan,606-8501","institution_ids":["https://openalex.org/I22299242"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087987207","display_name":"Hiroshi Harada","orcid":"https://orcid.org/0000-0001-5904-7987"},"institutions":[{"id":"https://openalex.org/I22299242","display_name":"Kyoto University","ror":"https://ror.org/02kpeqv85","country_code":"JP","type":"education","lineage":["https://openalex.org/I22299242"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiroshi Harada","raw_affiliation_strings":["Graduate School of Informatics, Kyoto University,Kyoto,Japan,606-8501"],"affiliations":[{"raw_affiliation_string":"Graduate School of Informatics, Kyoto University,Kyoto,Japan,606-8501","institution_ids":["https://openalex.org/I22299242"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5008522950","display_name":"Takeshi Matsumura","orcid":"https://orcid.org/0000-0002-7027-8847"},"institutions":[{"id":"https://openalex.org/I90023481","display_name":"National Institute of Information and Communications Technology","ror":"https://ror.org/016bgq349","country_code":"JP","type":"facility","lineage":["https://openalex.org/I90023481"]},{"id":"https://openalex.org/I22299242","display_name":"Kyoto University","ror":"https://ror.org/02kpeqv85","country_code":"JP","type":"education","lineage":["https://openalex.org/I22299242"]},{"id":"https://openalex.org/I39012071","display_name":"Kyoto College of Graduate Studies for Informatics","ror":"https://ror.org/05mzj8a56","country_code":"JP","type":"education","lineage":["https://openalex.org/I39012071"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takeshi Matsumura","raw_affiliation_strings":["Network Research Institute, NICT,Kanagawa,Japan,239-0847","Graduate School of Informatics, Kyoto University, Kyoto, Japan"],"affiliations":[{"raw_affiliation_string":"Network Research Institute, NICT,Kanagawa,Japan,239-0847","institution_ids":["https://openalex.org/I90023481"]},{"raw_affiliation_string":"Graduate School of Informatics, Kyoto University, Kyoto, Japan","institution_ids":["https://openalex.org/I39012071","https://openalex.org/I22299242"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5100913671"],"corresponding_institution_ids":["https://openalex.org/I22299242","https://openalex.org/I39012071","https://openalex.org/I90023481"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.2865658,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"J102-C","issue":null,"first_page":"406","last_page":"411"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11248","display_name":"Advanced Power Amplifier Design","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/T11248","display_name":"Advanced Power Amplifier Design","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/T10187","display_name":"Radio Frequency Integrated Circuit Design","score":0.9957000017166138,"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":0.995199978351593,"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/linearization","display_name":"Linearization","score":0.6894205808639526},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.6592155694961548},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.6188578009605408},{"id":"https://openalex.org/keywords/polynomial","display_name":"Polynomial","score":0.5911676287651062},{"id":"https://openalex.org/keywords/nonlinear-system","display_name":"Nonlinear system","score":0.5780416131019592},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5448780059814453},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5233796834945679},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.4849967658519745},{"id":"https://openalex.org/keywords/polynomial-and-rational-function-modeling","display_name":"Polynomial and rational function modeling","score":0.46979081630706787},{"id":"https://openalex.org/keywords/time-domain","display_name":"Time domain","score":0.4645872414112091},{"id":"https://openalex.org/keywords/nonlinear-distortion","display_name":"Nonlinear distortion","score":0.4394804537296295},{"id":"https://openalex.org/keywords/distortion","display_name":"Distortion (music)","score":0.42255792021751404},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.32343417406082153},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.1024584174156189}],"concepts":[{"id":"https://openalex.org/C11210021","wikidata":"https://www.wikidata.org/wiki/Q1520713","display_name":"Linearization","level":3,"score":0.6894205808639526},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.6592155694961548},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.6188578009605408},{"id":"https://openalex.org/C90119067","wikidata":"https://www.wikidata.org/wiki/Q43260","display_name":"Polynomial","level":2,"score":0.5911676287651062},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.5780416131019592},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5448780059814453},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5233796834945679},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.4849967658519745},{"id":"https://openalex.org/C138029060","wikidata":"https://www.wikidata.org/wiki/Q7226633","display_name":"Polynomial and rational function modeling","level":3,"score":0.46979081630706787},{"id":"https://openalex.org/C103824480","wikidata":"https://www.wikidata.org/wiki/Q185889","display_name":"Time domain","level":2,"score":0.4645872414112091},{"id":"https://openalex.org/C173413354","wikidata":"https://www.wikidata.org/wiki/Q7049470","display_name":"Nonlinear distortion","level":4,"score":0.4394804537296295},{"id":"https://openalex.org/C126780896","wikidata":"https://www.wikidata.org/wiki/Q899871","display_name":"Distortion (music)","level":4,"score":0.42255792021751404},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.32343417406082153},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.1024584174156189},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.0},{"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/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"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/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.0},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wpmc55625.2022.10014958","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/wpmc55625.2022.10014958","pdf_url":null,"source":{"id":"https://openalex.org/S4363607502","display_name":"2022 25th International Symposium on Wireless Personal Multimedia Communications (WPMC)","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 25th International Symposium on Wireless Personal Multimedia Communications (WPMC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W580158591","https://openalex.org/W1976824538","https://openalex.org/W1984632264","https://openalex.org/W1998427783","https://openalex.org/W2011476574","https://openalex.org/W2099062274","https://openalex.org/W2099486881","https://openalex.org/W2147914016","https://openalex.org/W2170265514","https://openalex.org/W2171395034","https://openalex.org/W2320527448","https://openalex.org/W2408227189","https://openalex.org/W2591322433","https://openalex.org/W3137445666","https://openalex.org/W3169696497","https://openalex.org/W6616848866"],"related_works":["https://openalex.org/W3016015234","https://openalex.org/W2782295999","https://openalex.org/W2354898784","https://openalex.org/W2130791938","https://openalex.org/W1970292246","https://openalex.org/W2162306796","https://openalex.org/W2124351348","https://openalex.org/W2015118744","https://openalex.org/W4244227190","https://openalex.org/W4247952185"],"abstract_inverted_index":{"Digital":[0],"pre-distortion":[1],"(DPD)":[2],"is":[3,21],"a":[4,46],"common":[5],"technology":[6],"to":[7,61,84,98],"counteract":[8],"nonlinear":[9,65],"characteristics":[10,66],"of":[11,64,71,93,120],"power":[12],"amplifiers":[13],"(PAs),":[14],"where":[15],"the":[16,35,62,72,79,89,94,100,126,152,157],"memory":[17],"polynomial":[18],"(MP)":[19],"model":[20,30,96,131],"widely":[22],"used.":[23],"Though":[24],"authors":[25],"previously":[26,80],"proposed":[27,81],"an":[28,118],"MP":[29,95,130],"parameter":[31,132],"calculation":[32,50,82,101,133],"method":[33,51,83,134],"in":[34,45,112,140,156],"frequency":[36,128],"domain":[37,49,129],"which":[38,107],"mitigates":[39],"numerical":[40],"instability":[41],"problem":[42],"that":[43],"resides":[44],"conventional":[47,153],"time":[48,158],"with":[52,103,142],"Least":[53],"Squares":[54],"(LS),":[55],"it":[56],"was":[57],"not":[58],"directly":[59],"applicable":[60],"identification":[63,104],"from":[67,106],"measured":[68],"input/output":[69],"data":[70],"PAs.":[73],"In":[74],"this":[75],"paper,":[76],"we":[77],"extend":[78],"employ":[85],"orthogonal":[86],"polynomials":[87],"as":[88],"linear/nonlinear":[90],"base":[91],"functions":[92],"and":[97,123,137,146],"perform":[99],"step-by-step":[102],"targets,":[105],"lower":[108],"order":[109],"components":[110],"identified":[111],"previous":[113],"steps":[114],"are":[115],"subtracted.":[116],"By":[117],"analysis":[119],"computational":[121,149],"load":[122,150],"computer":[124],"simulations,":[125],"extended":[127],"offers":[135],"reasonable":[136],"acceptable":[138],"performance":[139],"DPD":[141],"indirect":[143],"learning":[144],"architecture":[145],"requires":[147],"less":[148],"than":[151],"LS":[154],"algorithm":[155],"domain.":[159]},"counts_by_year":[],"updated_date":"2025-12-22T23:10:17.713674","created_date":"2025-10-10T00:00:00"}