{"id":"https://openalex.org/W2146165279","doi":"https://doi.org/10.1109/tsp.2009.2026598","title":"Block-Wise Estimation of and Compensation for I/Q Imbalance in Direct-Conversion Transmitters","display_name":"Block-Wise Estimation of and Compensation for I/Q Imbalance in Direct-Conversion Transmitters","publication_year":2009,"publication_date":"2009-07-01","ids":{"openalex":"https://openalex.org/W2146165279","doi":"https://doi.org/10.1109/tsp.2009.2026598","mag":"2146165279"},"language":"en","primary_location":{"id":"doi:10.1109/tsp.2009.2026598","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tsp.2009.2026598","pdf_url":null,"source":{"id":"https://openalex.org/S168680287","display_name":"IEEE Transactions on Signal Processing","issn_l":"1053-587X","issn":["1053-587X","1941-0476"],"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 Signal Processing","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/A5109188518","display_name":"Seyed Aidin Bassam","orcid":null},"institutions":[{"id":"https://openalex.org/I168635309","display_name":"University of Calgary","ror":"https://ror.org/03yjb2x39","country_code":"CA","type":"education","lineage":["https://openalex.org/I168635309"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"S.A. Bassam","raw_affiliation_strings":["IRadio Laboratory, Department of Electrical and Computer Engineering, University of Calgary, Calgary, AB, Canada","Dept. of Electr. & Comput. Eng., Univ. of Calgary, Calgary, AB, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IRadio Laboratory, Department of Electrical and Computer Engineering, University of Calgary, Calgary, AB, Canada","institution_ids":["https://openalex.org/I168635309"]},{"raw_affiliation_string":"Dept. of Electr. & Comput. Eng., Univ. of Calgary, Calgary, AB, Canada","institution_ids":["https://openalex.org/I168635309"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071821091","display_name":"Slim Boumaiza","orcid":"https://orcid.org/0000-0003-3806-4520"},"institutions":[{"id":"https://openalex.org/I151746483","display_name":"University of Waterloo","ror":"https://ror.org/01aff2v68","country_code":"CA","type":"education","lineage":["https://openalex.org/I151746483"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"S. Boumaiza","raw_affiliation_strings":["EnRG Research group, Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, ONT, Canada","[Dept. of Electr. & Comput. Eng., Univ. of Waterloo, Waterloo, ON, Canada]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"EnRG Research group, Department of Electrical and Computer Engineering, University of Waterloo, Waterloo, ONT, Canada","institution_ids":["https://openalex.org/I151746483"]},{"raw_affiliation_string":"[Dept. of Electr. & Comput. Eng., Univ. of Waterloo, Waterloo, ON, Canada]","institution_ids":["https://openalex.org/I151746483"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5086339362","display_name":"Fadhel M. Ghannouchi","orcid":"https://orcid.org/0000-0001-6788-1656"},"institutions":[{"id":"https://openalex.org/I168635309","display_name":"University of Calgary","ror":"https://ror.org/03yjb2x39","country_code":"CA","type":"education","lineage":["https://openalex.org/I168635309"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"F.M. Ghannouchi","raw_affiliation_strings":["IRadio Laboratory, Department of Electrical and Computer Engineering, University of Calgary, Calgary, AB, Canada","Dept. of Electr. & Comput. Eng., Univ. of Calgary, Calgary, AB, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IRadio Laboratory, Department of Electrical and Computer Engineering, University of Calgary, Calgary, AB, Canada","institution_ids":["https://openalex.org/I168635309"]},{"raw_affiliation_string":"Dept. of Electr. & Comput. Eng., Univ. of Calgary, Calgary, AB, Canada","institution_ids":["https://openalex.org/I168635309"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.4022,"has_fulltext":false,"cited_by_count":33,"citation_normalized_percentile":{"value":0.89409827,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"57","issue":"12","first_page":"4970","last_page":"4973"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10187","display_name":"Radio Frequency Integrated Circuit Design","score":0.9998999834060669,"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/T10187","display_name":"Radio Frequency Integrated Circuit Design","score":0.9998999834060669,"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/T11248","display_name":"Advanced Power Amplifier Design","score":0.9998999834060669,"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/T12791","display_name":"Full-Duplex Wireless Communications","score":0.9995999932289124,"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/transmitter","display_name":"Transmitter","score":0.82117760181427},{"id":"https://openalex.org/keywords/demodulation","display_name":"Demodulation","score":0.7114929556846619},{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.6892964243888855},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6169793009757996},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5573837161064148},{"id":"https://openalex.org/keywords/dc-bias","display_name":"DC bias","score":0.5127997994422913},{"id":"https://openalex.org/keywords/group-delay-and-phase-delay","display_name":"Group delay and phase delay","score":0.5076607465744019},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.4495122730731964},{"id":"https://openalex.org/keywords/spurious-relationship","display_name":"Spurious relationship","score":0.43809252977371216},{"id":"https://openalex.org/keywords/quadrature-amplitude-modulation","display_name":"Quadrature amplitude modulation","score":0.42821285128593445},{"id":"https://openalex.org/keywords/compensation","display_name":"Compensation (psychology)","score":0.4159466028213501},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.35742753744125366},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.2707415223121643},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.25763797760009766},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.22666043043136597},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.15335142612457275},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.13022741675376892},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.09106388688087463}],"concepts":[{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.82117760181427},{"id":"https://openalex.org/C195251586","wikidata":"https://www.wikidata.org/wiki/Q1185939","display_name":"Demodulation","level":3,"score":0.7114929556846619},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.6892964243888855},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6169793009757996},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5573837161064148},{"id":"https://openalex.org/C88682704","wikidata":"https://www.wikidata.org/wiki/Q2907415","display_name":"DC bias","level":3,"score":0.5127997994422913},{"id":"https://openalex.org/C123792056","wikidata":"https://www.wikidata.org/wiki/Q365988","display_name":"Group delay and phase delay","level":3,"score":0.5076607465744019},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.4495122730731964},{"id":"https://openalex.org/C97256817","wikidata":"https://www.wikidata.org/wiki/Q1462316","display_name":"Spurious relationship","level":2,"score":0.43809252977371216},{"id":"https://openalex.org/C32409245","wikidata":"https://www.wikidata.org/wiki/Q749753","display_name":"Quadrature amplitude modulation","level":4,"score":0.42821285128593445},{"id":"https://openalex.org/C2780023022","wikidata":"https://www.wikidata.org/wiki/Q1338171","display_name":"Compensation (psychology)","level":2,"score":0.4159466028213501},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.35742753744125366},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.2707415223121643},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.25763797760009766},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.22666043043136597},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.15335142612457275},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.13022741675376892},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.09106388688087463},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","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/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C11171543","wikidata":"https://www.wikidata.org/wiki/Q41630","display_name":"Psychoanalysis","level":1,"score":0.0},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.0},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.0},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tsp.2009.2026598","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tsp.2009.2026598","pdf_url":null,"source":{"id":"https://openalex.org/S168680287","display_name":"IEEE Transactions on Signal Processing","issn_l":"1053-587X","issn":["1053-587X","1941-0476"],"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 Signal Processing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1504328073","https://openalex.org/W2096107984","https://openalex.org/W2098359205","https://openalex.org/W2103153585","https://openalex.org/W2121235798","https://openalex.org/W2129012652","https://openalex.org/W2130623298","https://openalex.org/W2135172924","https://openalex.org/W2138263030","https://openalex.org/W2138450526","https://openalex.org/W2162914719"],"related_works":["https://openalex.org/W2155346519","https://openalex.org/W3021631313","https://openalex.org/W2083948260","https://openalex.org/W2029071993","https://openalex.org/W2164502506","https://openalex.org/W3009679321","https://openalex.org/W2994281518","https://openalex.org/W1992355580","https://openalex.org/W2146165279","https://openalex.org/W4232784161"],"abstract_inverted_index":{"This":[0,23],"correspondence":[1],"proposes":[2],"a":[3,77],"new":[4,61],"technique":[5,24],"for":[6,11,46],"accurate":[7],"estimation":[8],"and":[9,16,30,41,52,66,93],"compensation":[10],"I/Q":[12],"imbalance":[13],"in":[14,19],"modulators":[15],"demodulators":[17],"used":[18],"direct-conversion":[20],"radio":[21],"transmitters.":[22],"uses":[25],"the":[26,35,39,44,50,60,74],"actual":[27],"in-phase":[28],"(I)":[29],"quadrature":[31],"(Q)":[32],"components":[33],"of":[34,43,49,59,73,79],"modulated":[36],"signals":[37],"at":[38],"input":[40],"output":[42],"transmitter-under-test":[45],"adaptive":[47],"determination":[48],"modulator":[51],"demodulator":[53],"complex":[54],"gain":[55],"imbalances.":[56],"The":[57,71],"accuracy":[58],"algorithm":[62,75],"is":[63],"carefully":[64],"assessed":[65],"compared":[67],"to":[68,76],"earlier":[69],"works.":[70],"robustness":[72],"number":[78],"common":[80],"practical":[81],"implementation":[82],"issues":[83],"(group":[84],"delay,":[85],"DC":[86],"offset,":[87],"propagation":[88],"delay)":[89],"are":[90],"also":[91],"discussed":[92],"demonstrated.":[94]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":2},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":4},{"year":2013,"cited_by_count":5},{"year":2012,"cited_by_count":5}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}