{"id":"https://openalex.org/W2098716704","doi":"https://doi.org/10.1109/icecs.2007.4510983","title":"Investigation of Efficiency vs. Linearity Trade-offs in LINC Amplifiers for Varying Outphasing Combiner Reactances","display_name":"Investigation of Efficiency vs. Linearity Trade-offs in LINC Amplifiers for Varying Outphasing Combiner Reactances","publication_year":2007,"publication_date":"2007-12-01","ids":{"openalex":"https://openalex.org/W2098716704","doi":"https://doi.org/10.1109/icecs.2007.4510983","mag":"2098716704"},"language":"en","primary_location":{"id":"doi:10.1109/icecs.2007.4510983","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icecs.2007.4510983","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2007 14th IEEE International Conference on Electronics, Circuits and Systems","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/A5059354505","display_name":"W. Hamdane","orcid":null},"institutions":[{"id":"https://openalex.org/I9736820","display_name":"\u00c9cole de Technologie Sup\u00e9rieure","ror":"https://ror.org/0020snb74","country_code":"CA","type":"education","lineage":["https://openalex.org/I49663120","https://openalex.org/I9736820"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"W. Hamdane","raw_affiliation_strings":["Department G\u00e9nie Electrique -LACIME, Ecole de Technologie Sup\u00e9rieure, Montreal, Canada","Ecole de Technol. Super., Montreal"],"affiliations":[{"raw_affiliation_string":"Department G\u00e9nie Electrique -LACIME, Ecole de Technologie Sup\u00e9rieure, Montreal, Canada","institution_ids":["https://openalex.org/I9736820"]},{"raw_affiliation_string":"Ecole de Technol. Super., Montreal","institution_ids":["https://openalex.org/I9736820"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111715587","display_name":"M. El-Asmar","orcid":null},"institutions":[{"id":"https://openalex.org/I9736820","display_name":"\u00c9cole de Technologie Sup\u00e9rieure","ror":"https://ror.org/0020snb74","country_code":"CA","type":"education","lineage":["https://openalex.org/I49663120","https://openalex.org/I9736820"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"M. El-Asmar","raw_affiliation_strings":["Department G\u00e9nie Electrique -LACIME, Ecole de Technologie Sup\u00e9rieure, Montreal, Canada","Ecole de Technol. Super., Montreal"],"affiliations":[{"raw_affiliation_string":"Department G\u00e9nie Electrique -LACIME, Ecole de Technologie Sup\u00e9rieure, Montreal, Canada","institution_ids":["https://openalex.org/I9736820"]},{"raw_affiliation_string":"Ecole de Technol. Super., Montreal","institution_ids":["https://openalex.org/I9736820"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090025414","display_name":"A. Birafane","orcid":null},"institutions":[{"id":"https://openalex.org/I9736820","display_name":"\u00c9cole de Technologie Sup\u00e9rieure","ror":"https://ror.org/0020snb74","country_code":"CA","type":"education","lineage":["https://openalex.org/I49663120","https://openalex.org/I9736820"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"A. Birafane","raw_affiliation_strings":["Department G\u00e9nie Electrique -LACIME, Ecole de Technologie Sup\u00e9rieure, Montreal, Canada","Ecole de Technol. Super., Montreal"],"affiliations":[{"raw_affiliation_string":"Department G\u00e9nie Electrique -LACIME, Ecole de Technologie Sup\u00e9rieure, Montreal, Canada","institution_ids":["https://openalex.org/I9736820"]},{"raw_affiliation_string":"Ecole de Technol. Super., Montreal","institution_ids":["https://openalex.org/I9736820"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5070178310","display_name":"Ammar B. Kouki","orcid":null},"institutions":[{"id":"https://openalex.org/I9736820","display_name":"\u00c9cole de Technologie Sup\u00e9rieure","ror":"https://ror.org/0020snb74","country_code":"CA","type":"education","lineage":["https://openalex.org/I49663120","https://openalex.org/I9736820"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"A. B. Kouki","raw_affiliation_strings":["Department G\u00e9nie Electrique -LACIME, Ecole de Technologie Sup\u00e9rieure, Montreal, Canada","Ecole de Technol. Super., Montreal"],"affiliations":[{"raw_affiliation_string":"Department G\u00e9nie Electrique -LACIME, Ecole de Technologie Sup\u00e9rieure, Montreal, Canada","institution_ids":["https://openalex.org/I9736820"]},{"raw_affiliation_string":"Ecole de Technol. Super., Montreal","institution_ids":["https://openalex.org/I9736820"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5059354505"],"corresponding_institution_ids":["https://openalex.org/I9736820"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.14399272,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"274","last_page":"277"},"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/T10175","display_name":"Advanced DC-DC Converters","score":0.9939000010490417,"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":0.9933000206947327,"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/linearity","display_name":"Linearity","score":0.8696343898773193},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.6241158843040466},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.5670915842056274},{"id":"https://openalex.org/keywords/quadrature-amplitude-modulation","display_name":"Quadrature amplitude modulation","score":0.535554826259613},{"id":"https://openalex.org/keywords/qam","display_name":"QAM","score":0.5246158838272095},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4528222978115082},{"id":"https://openalex.org/keywords/adjacent-channel-power-ratio","display_name":"Adjacent channel power ratio","score":0.4119580388069153},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2745477557182312},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.26982003450393677},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.23189032077789307},{"id":"https://openalex.org/keywords/rf-power-amplifier","display_name":"RF power amplifier","score":0.20348703861236572},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.09603789448738098},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.06722944974899292}],"concepts":[{"id":"https://openalex.org/C77170095","wikidata":"https://www.wikidata.org/wiki/Q1753188","display_name":"Linearity","level":2,"score":0.8696343898773193},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.6241158843040466},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5670915842056274},{"id":"https://openalex.org/C32409245","wikidata":"https://www.wikidata.org/wiki/Q749753","display_name":"Quadrature amplitude modulation","level":4,"score":0.535554826259613},{"id":"https://openalex.org/C59030546","wikidata":"https://www.wikidata.org/wiki/Q7265371","display_name":"QAM","level":5,"score":0.5246158838272095},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4528222978115082},{"id":"https://openalex.org/C2776191232","wikidata":"https://www.wikidata.org/wiki/Q4683143","display_name":"Adjacent channel power ratio","level":5,"score":0.4119580388069153},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2745477557182312},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.26982003450393677},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.23189032077789307},{"id":"https://openalex.org/C196054291","wikidata":"https://www.wikidata.org/wiki/Q7276624","display_name":"RF power amplifier","level":4,"score":0.20348703861236572},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.09603789448738098},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.06722944974899292}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icecs.2007.4510983","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icecs.2007.4510983","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2007 14th IEEE International Conference on Electronics, Circuits and Systems","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":6,"referenced_works":["https://openalex.org/W2084174301","https://openalex.org/W2110663589","https://openalex.org/W2116062693","https://openalex.org/W2125490058","https://openalex.org/W2146755671","https://openalex.org/W2169249318"],"related_works":["https://openalex.org/W2157802116","https://openalex.org/W4390873927","https://openalex.org/W2159438609","https://openalex.org/W2900995485","https://openalex.org/W2147334234","https://openalex.org/W3196902411","https://openalex.org/W2139936226","https://openalex.org/W3026565890","https://openalex.org/W3047813805","https://openalex.org/W2064534496"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"an":[3],"investigation":[4],"of":[5,13,36,50,98],"the":[6,14,31,51,55,80,86,99,110,115],"trade-offs":[7],"between":[8,73],"efficiency":[9,56,74,112],"improvement":[10],"and":[11,45,57,75,85],"linearity":[12,58,117],"outphasing":[15,100],"power":[16],"amplifier.":[17],"Simulations":[18],"are":[19,40],"carried":[20],"out":[21],"using":[22],"realistic":[23],"component":[24],"models":[25],"with":[26,109],"ADS":[27],"software":[28],"to":[29],"validate":[30],"theoretical":[32],"analysis.":[33],"Two":[34],"types":[35],"digital":[37],"modulation":[38],"signals":[39],"used,":[41],"namely":[42],"16":[43],"QAM":[44],"64":[46],"QAM.":[47],"The":[48,64,103],"impact":[49],"stub":[52],"length":[53],"on":[54],"is":[59],"studied":[60],"for":[61,91],"both":[62],"signals.":[63],"work":[65],"shows":[66],"that":[67,113],"a":[68,92],"trade-off":[69],"can":[70],"be":[71],"made":[72],"linearity,":[76],"as":[77],"measured":[78],"by":[79,95],"error":[81],"vector":[82],"magnitude":[83],"(EVM)":[84],"adjacent":[87],"channel":[88],"interference":[89],"(ACI),":[90],"given":[93],"signal":[94,107],"proper":[96],"choice":[97],"combiner's":[101],"reactances.":[102],"resulting":[104],"combiner":[105],"ensures":[106],"transmission":[108],"maximum":[111],"meets":[114],"established":[116],"requirement.":[118]},"counts_by_year":[],"updated_date":"2026-03-20T20:47:17.329874","created_date":"2025-10-10T00:00:00"}