{"id":"https://openalex.org/W2031055954","doi":"https://doi.org/10.1109/vetecs.2012.6240132","title":"A New Loop-Delay Estimation Algorithm for Amplifier Predistortion System","display_name":"A New Loop-Delay Estimation Algorithm for Amplifier Predistortion System","publication_year":2012,"publication_date":"2012-05-01","ids":{"openalex":"https://openalex.org/W2031055954","doi":"https://doi.org/10.1109/vetecs.2012.6240132","mag":"2031055954"},"language":"en","primary_location":{"id":"doi:10.1109/vetecs.2012.6240132","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecs.2012.6240132","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE 75th Vehicular Technology Conference (VTC Spring)","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/A5025527872","display_name":"Zhengdai Li","orcid":null},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhengdai Li","raw_affiliation_strings":["Department of Electronic Engineering, Beijing Institute of Technology, Beijing, China","Dept. of Electron. Eng., Beijing Inst. of Technol., Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I125839683"]},{"raw_affiliation_string":"Dept. of Electron. Eng., Beijing Inst. of Technol., Beijing, China","institution_ids":["https://openalex.org/I125839683"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029722187","display_name":"Xiaonian He","orcid":null},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaonian He","raw_affiliation_strings":["Department of Electronic Engineering, Beijing Institute of Technology, Beijing, China","Dept. of Electron. Eng., Beijing Inst. of Technol., Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I125839683"]},{"raw_affiliation_string":"Dept. of Electron. Eng., Beijing Inst. of Technol., Beijing, China","institution_ids":["https://openalex.org/I125839683"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5051859982","display_name":"Nan Wu","orcid":"https://orcid.org/0000-0002-4982-2975"},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Nan Wu","raw_affiliation_strings":["Department of Electronic Engineering, Beijing Institute of Technology, Beijing, China","Dept. of Electron. Eng., Beijing Inst. of Technol., Beijing, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I125839683"]},{"raw_affiliation_string":"Dept. of Electron. Eng., Beijing Inst. of Technol., Beijing, China","institution_ids":["https://openalex.org/I125839683"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5025527872"],"corresponding_institution_ids":["https://openalex.org/I125839683"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.09629393,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"19","issue":null,"first_page":"1","last_page":"5"},"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":0.9991000294685364,"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":0.9976999759674072,"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/predistortion","display_name":"Predistortion","score":0.9247391223907471},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6429147124290466},{"id":"https://openalex.org/keywords/nonlinear-distortion","display_name":"Nonlinear distortion","score":0.6068363785743713},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.5934360027313232},{"id":"https://openalex.org/keywords/linearization","display_name":"Linearization","score":0.580227792263031},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.5599267482757568},{"id":"https://openalex.org/keywords/distortion","display_name":"Distortion (music)","score":0.5426188111305237},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.45289838314056396},{"id":"https://openalex.org/keywords/compensation","display_name":"Compensation (psychology)","score":0.44373413920402527},{"id":"https://openalex.org/keywords/loop","display_name":"Loop (graph theory)","score":0.43950796127319336},{"id":"https://openalex.org/keywords/delay-locked-loop","display_name":"Delay-locked loop","score":0.42708075046539307},{"id":"https://openalex.org/keywords/nonlinear-system","display_name":"Nonlinear system","score":0.4253196716308594},{"id":"https://openalex.org/keywords/transmission-system","display_name":"Transmission system","score":0.4151252806186676},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4013667404651642},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3694692552089691},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.19181108474731445},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1759876310825348},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.15076804161071777},{"id":"https://openalex.org/keywords/phase-locked-loop","display_name":"Phase-locked loop","score":0.10926169157028198},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.07167777419090271}],"concepts":[{"id":"https://openalex.org/C2778587875","wikidata":"https://www.wikidata.org/wiki/Q7239686","display_name":"Predistortion","level":4,"score":0.9247391223907471},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6429147124290466},{"id":"https://openalex.org/C173413354","wikidata":"https://www.wikidata.org/wiki/Q7049470","display_name":"Nonlinear distortion","level":4,"score":0.6068363785743713},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.5934360027313232},{"id":"https://openalex.org/C11210021","wikidata":"https://www.wikidata.org/wiki/Q1520713","display_name":"Linearization","level":3,"score":0.580227792263031},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.5599267482757568},{"id":"https://openalex.org/C126780896","wikidata":"https://www.wikidata.org/wiki/Q899871","display_name":"Distortion (music)","level":4,"score":0.5426188111305237},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.45289838314056396},{"id":"https://openalex.org/C2780023022","wikidata":"https://www.wikidata.org/wiki/Q1338171","display_name":"Compensation (psychology)","level":2,"score":0.44373413920402527},{"id":"https://openalex.org/C184670325","wikidata":"https://www.wikidata.org/wiki/Q512604","display_name":"Loop (graph theory)","level":2,"score":0.43950796127319336},{"id":"https://openalex.org/C190462668","wikidata":"https://www.wikidata.org/wiki/Q492265","display_name":"Delay-locked loop","level":4,"score":0.42708075046539307},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.4253196716308594},{"id":"https://openalex.org/C113608303","wikidata":"https://www.wikidata.org/wiki/Q1056835","display_name":"Transmission system","level":3,"score":0.4151252806186676},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4013667404651642},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3694692552089691},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.19181108474731445},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1759876310825348},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.15076804161071777},{"id":"https://openalex.org/C12707504","wikidata":"https://www.wikidata.org/wiki/Q52637","display_name":"Phase-locked loop","level":3,"score":0.10926169157028198},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.07167777419090271},{"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/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"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/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"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/C11171543","wikidata":"https://www.wikidata.org/wiki/Q41630","display_name":"Psychoanalysis","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/C134652429","wikidata":"https://www.wikidata.org/wiki/Q1052698","display_name":"Jitter","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/vetecs.2012.6240132","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vetecs.2012.6240132","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE 75th Vehicular Technology Conference (VTC Spring)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W2020057861","https://openalex.org/W2032814895","https://openalex.org/W2056060753","https://openalex.org/W2109906825","https://openalex.org/W2119951437","https://openalex.org/W2127355322","https://openalex.org/W2131434137","https://openalex.org/W2145821875","https://openalex.org/W2157109465","https://openalex.org/W2171395034","https://openalex.org/W2365500248","https://openalex.org/W2369165116","https://openalex.org/W6679322916"],"related_works":["https://openalex.org/W1573839784","https://openalex.org/W2144971617","https://openalex.org/W3101175538","https://openalex.org/W2380750407","https://openalex.org/W2383843912","https://openalex.org/W2181939422","https://openalex.org/W4383955226","https://openalex.org/W2537671993","https://openalex.org/W2373050018","https://openalex.org/W2110519135"],"abstract_inverted_index":{"Predistortion":[0],"technology":[1],"is":[2,82,97],"an":[3],"adaptive,":[4],"low":[5],"cost":[6],"and":[7,14,36,50,89,109,117],"potential":[8],"linearization":[9],"method.":[10],"Proper":[11],"loop-delay":[12,27,49,61,111],"estimation":[13,28,62,68,112],"compensation":[15],"are":[16,30],"important":[17],"preconditions":[18],"for":[19],"ensuring":[20],"the":[21,33,44,47,51,66,78,86,103,107,110,115],"predistorter":[22,54,108],"working":[23],"well.":[24],"But":[25],"traditional":[26],"algorithms":[29],"vulnerable":[31],"to":[32,85],"amplifier's":[34],"memory":[35,71],"nonlinear":[37,72],"distortion.":[38,73],"In":[39],"this":[40],"paper,":[41],"based":[42],"on":[43],"relationship":[45],"between":[46],"system":[48],"amplitude":[52],"of":[53,106,119],"error":[55],"output,":[56],"we":[57],"propose":[58],"a":[59,90],"new":[60,100],"algorithm":[63,67,101],"which":[64],"improves":[65],"accuracy":[69],"in":[70],"Simulation":[74],"results":[75],"show":[76],"that":[77,113],"NMSE":[79],"converging":[80],"curve":[81],"very":[83],"close":[84],"ideal":[87],"one":[88],"good":[91],"power":[92],"spectral":[93],"density":[94],"(PSD)":[95],"performance":[96],"achieved.":[98],"The":[99],"realizes":[102],"synchronous":[104],"work":[105],"maintains":[114],"reliability":[116],"continuity":[118],"signal":[120],"transmission.":[121]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}