{"id":"https://openalex.org/W1982742050","doi":"https://doi.org/10.1109/wcsp.2010.5633477","title":"Single chip design of closed-loop class D audio power amplifier","display_name":"Single chip design of closed-loop class D audio power amplifier","publication_year":2010,"publication_date":"2010-10-01","ids":{"openalex":"https://openalex.org/W1982742050","doi":"https://doi.org/10.1109/wcsp.2010.5633477","mag":"1982742050"},"language":"en","primary_location":{"id":"doi:10.1109/wcsp.2010.5633477","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcsp.2010.5633477","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 International Conference on Wireless Communications & Signal Processing (WCSP)","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/A5102327321","display_name":"Xu Yong","orcid":null},"institutions":[{"id":"https://openalex.org/I4210163363","display_name":"PLA Army Engineering University","ror":"https://ror.org/05mgp8x93","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210163363"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xu Yong","raw_affiliation_strings":["College of Sciences, People''s Liberation Army University of Science and Technology, Nanjing, China","College of Sciences, PLA University of Science and Technology, Nanjing 211101, CHN"],"affiliations":[{"raw_affiliation_string":"College of Sciences, People''s Liberation Army University of Science and Technology, Nanjing, China","institution_ids":["https://openalex.org/I4210163363"]},{"raw_affiliation_string":"College of Sciences, PLA University of Science and Technology, Nanjing 211101, CHN","institution_ids":["https://openalex.org/I4210163363"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100329774","display_name":"Fei Zhao","orcid":"https://orcid.org/0000-0001-9751-3328"},"institutions":[{"id":"https://openalex.org/I4210163363","display_name":"PLA Army Engineering University","ror":"https://ror.org/05mgp8x93","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210163363"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhao Fei","raw_affiliation_strings":["Institute of Command Automation, People''s Liberation Army University of Science and Technology, Nanjing, China","Institute of Command Automation, PLA University of Science and Technology, Nanjing 210007, CHN"],"affiliations":[{"raw_affiliation_string":"Institute of Command Automation, People''s Liberation Army University of Science and Technology, Nanjing, China","institution_ids":["https://openalex.org/I4210163363"]},{"raw_affiliation_string":"Institute of Command Automation, PLA University of Science and Technology, Nanjing 210007, CHN","institution_ids":["https://openalex.org/I4210163363"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100977488","display_name":"Yuanliang Wu","orcid":null},"institutions":[{"id":"https://openalex.org/I4210163363","display_name":"PLA Army Engineering University","ror":"https://ror.org/05mgp8x93","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210163363"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wu Yuanliang","raw_affiliation_strings":["College of Sciences, People''s Liberation Army University of Science and Technology, Nanjing, China","College of Sciences, PLA University of Science and Technology, Nanjing 211101, CHN"],"affiliations":[{"raw_affiliation_string":"College of Sciences, People''s Liberation Army University of Science and Technology, Nanjing, China","institution_ids":["https://openalex.org/I4210163363"]},{"raw_affiliation_string":"College of Sciences, PLA University of Science and Technology, Nanjing 211101, CHN","institution_ids":["https://openalex.org/I4210163363"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Min Rui","orcid":null},"institutions":[{"id":"https://openalex.org/I4210163363","display_name":"PLA Army Engineering University","ror":"https://ror.org/05mgp8x93","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210163363"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Min Rui","raw_affiliation_strings":["College of Sciences, People''s Liberation Army University of Science and Technology, Nanjing, China","College of Sciences, PLA University of Science and Technology, Nanjing 211101, CHN"],"affiliations":[{"raw_affiliation_string":"College of Sciences, People''s Liberation Army University of Science and Technology, Nanjing, China","institution_ids":["https://openalex.org/I4210163363"]},{"raw_affiliation_string":"College of Sciences, PLA University of Science and Technology, Nanjing 211101, CHN","institution_ids":["https://openalex.org/I4210163363"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070812527","display_name":"Zheng Sun","orcid":"https://orcid.org/0000-0002-5671-936X"},"institutions":[{"id":"https://openalex.org/I4210163363","display_name":"PLA Army Engineering University","ror":"https://ror.org/05mgp8x93","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210163363"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Sun Zheng","raw_affiliation_strings":["College of Sciences, People''s Liberation Army University of Science and Technology, Nanjing, China","College of Sciences, PLA University of Science and Technology, Nanjing 211101, CHN"],"affiliations":[{"raw_affiliation_string":"College of Sciences, People''s Liberation Army University of Science and Technology, Nanjing, China","institution_ids":["https://openalex.org/I4210163363"]},{"raw_affiliation_string":"College of Sciences, PLA University of Science and Technology, Nanjing 211101, CHN","institution_ids":["https://openalex.org/I4210163363"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5088281413","display_name":"Lu Tang","orcid":"https://orcid.org/0000-0002-9856-2006"},"institutions":[{"id":"https://openalex.org/I4210090971","display_name":"Southeast University","ror":"https://ror.org/00cf0ab87","country_code":"BD","type":"education","lineage":["https://openalex.org/I4210090971"]},{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["BD","CN"],"is_corresponding":false,"raw_author_name":"Tang Lu","raw_affiliation_strings":["Institute of RF-& OE-ICs, South-East University, Nanjing, China","Institute of RF-and OE-ICs, Southeast University, Nanjing, 210096, CHN)"],"affiliations":[{"raw_affiliation_string":"Institute of RF-& OE-ICs, South-East University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]},{"raw_affiliation_string":"Institute of RF-and OE-ICs, Southeast University, Nanjing, 210096, CHN)","institution_ids":["https://openalex.org/I4210090971"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5102327321"],"corresponding_institution_ids":["https://openalex.org/I4210163363"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.55653987,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"82","issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11946","display_name":"Antenna Design and Optimization","score":0.9980000257492065,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T11946","display_name":"Antenna Design and Optimization","score":0.9980000257492065,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T11851","display_name":"Electromagnetic Compatibility and Measurements","score":0.9847999811172485,"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/T10262","display_name":"Microwave Engineering and Waveguides","score":0.983299970626831,"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/audio-power-amplifier","display_name":"Audio power amplifier","score":0.787721574306488},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.7514570951461792},{"id":"https://openalex.org/keywords/chip","display_name":"Chip","score":0.5567401647567749},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.5540211200714111},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.5384883880615234},{"id":"https://openalex.org/keywords/total-harmonic-distortion","display_name":"Total harmonic distortion","score":0.5002322196960449},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.4822719693183899},{"id":"https://openalex.org/keywords/pulse-width-modulation","display_name":"Pulse-width modulation","score":0.4801718294620514},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.446927011013031},{"id":"https://openalex.org/keywords/sine-wave","display_name":"Sine wave","score":0.4259647727012634},{"id":"https://openalex.org/keywords/modulation","display_name":"Modulation (music)","score":0.4143046736717224},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4035283029079437},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.3203622102737427},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.29222571849823},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.22225981950759888},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.14606750011444092},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.09055829048156738}],"concepts":[{"id":"https://openalex.org/C131289371","wikidata":"https://www.wikidata.org/wiki/Q27094","display_name":"Audio power amplifier","level":4,"score":0.787721574306488},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.7514570951461792},{"id":"https://openalex.org/C165005293","wikidata":"https://www.wikidata.org/wiki/Q1074500","display_name":"Chip","level":2,"score":0.5567401647567749},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.5540211200714111},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.5384883880615234},{"id":"https://openalex.org/C42156128","wikidata":"https://www.wikidata.org/wiki/Q162641","display_name":"Total harmonic distortion","level":3,"score":0.5002322196960449},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.4822719693183899},{"id":"https://openalex.org/C92746544","wikidata":"https://www.wikidata.org/wiki/Q585184","display_name":"Pulse-width modulation","level":3,"score":0.4801718294620514},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.446927011013031},{"id":"https://openalex.org/C66907618","wikidata":"https://www.wikidata.org/wiki/Q207527","display_name":"Sine wave","level":3,"score":0.4259647727012634},{"id":"https://openalex.org/C123079801","wikidata":"https://www.wikidata.org/wiki/Q750240","display_name":"Modulation (music)","level":2,"score":0.4143046736717224},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4035283029079437},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3203622102737427},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.29222571849823},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.22225981950759888},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.14606750011444092},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.09055829048156738},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wcsp.2010.5633477","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcsp.2010.5633477","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 International Conference on Wireless Communications & Signal Processing (WCSP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.8799999952316284}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W1536945048","https://openalex.org/W1971582818","https://openalex.org/W1983647929","https://openalex.org/W1984140165","https://openalex.org/W1991671563","https://openalex.org/W2047610905","https://openalex.org/W2063038653","https://openalex.org/W2089220432","https://openalex.org/W2109806961","https://openalex.org/W2138526359","https://openalex.org/W2146850032","https://openalex.org/W2150523405","https://openalex.org/W2165565499","https://openalex.org/W2493740617","https://openalex.org/W3012317737"],"related_works":["https://openalex.org/W3132184505","https://openalex.org/W3204501655","https://openalex.org/W3163566819","https://openalex.org/W2389665571","https://openalex.org/W4313642538","https://openalex.org/W4220913743","https://openalex.org/W2344918511","https://openalex.org/W2969104787","https://openalex.org/W2533698851","https://openalex.org/W4226376188"],"abstract_inverted_index":{"A":[0],"single":[1],"chip":[2,68],"design":[3],"of":[4,31,61],"class":[5],"D":[6],"audio":[7],"power":[8,30,56],"amplifier":[9,19],"is":[10,13,42,52,57,64,69],"presented.":[11],"It":[12,26],"composed":[14],"with":[15,71],"a":[16,21,28],"rail-to-rail":[17],"operational":[18],"and":[20,33,54],"closed-loop":[22],"pulse":[23],"width":[24],"modulation.":[25],"achieves":[27],"maxim":[29,40],"3.75W":[32],"consumes":[34],"about":[35],"1.9mA":[36],"quiescent":[37],"current":[38],"as":[39],"efficiency":[41],"more":[43],"than":[44],"90%.":[45],"When":[46],"sine":[47],"wave":[48],"input":[49],"signal":[50,63],"frequency":[51],"1KHz":[53],"output":[55,62],"3.75W,":[58],"the":[59,76,80,89],"THD":[60],"only":[65],"0.1%.":[66],"The":[67],"designed":[70],"thermal":[72],"protection":[73],"which":[74],"turns":[75],"device":[77],"off":[78],"when":[79],"junction":[81],"temperature":[82],"surpasses":[83],"150\u00b0C":[84],"to":[85,88],"prevent":[86],"damage":[87],"IC.":[90]},"counts_by_year":[{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1}],"updated_date":"2026-04-16T08:26:57.006410","created_date":"2025-10-10T00:00:00"}