{"id":"https://openalex.org/W2130408148","doi":"https://doi.org/10.1109/iscas.2005.1465858","title":"A Combined Interpolatorless Interpolation and High Accuracy Sampling Process for Digital Class D Amplifiers","display_name":"A Combined Interpolatorless Interpolation and High Accuracy Sampling Process for Digital Class D Amplifiers","publication_year":2005,"publication_date":"2005-07-27","ids":{"openalex":"https://openalex.org/W2130408148","doi":"https://doi.org/10.1109/iscas.2005.1465858","mag":"2130408148"},"language":"en","primary_location":{"id":"doi:10.1109/iscas.2005.1465858","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2005.1465858","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2005 IEEE International Symposium on 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/A5041125653","display_name":"Victor Adrian","orcid":"https://orcid.org/0000-0002-7993-5567"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":true,"raw_author_name":"V. Adrian","raw_affiliation_strings":["Centre of Integrated Circuits and Systems, School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore","Sch. of Electr. & Electron. Eng., Nanyang Technol. Univ, Singapore#TAB#"],"affiliations":[{"raw_affiliation_string":"Centre of Integrated Circuits and Systems, School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]},{"raw_affiliation_string":"Sch. of Electr. & Electron. Eng., Nanyang Technol. Univ, Singapore#TAB#","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000314679","display_name":"Bah\u2010Hwee Gwee","orcid":"https://orcid.org/0000-0002-3222-2885"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"B.-H. Gwee","raw_affiliation_strings":["Centre of Integrated Circuits and Systems, School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore","Sch. of Electr. & Electron. Eng., Nanyang Technol. Univ, Singapore#TAB#"],"affiliations":[{"raw_affiliation_string":"Centre of Integrated Circuits and Systems, School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]},{"raw_affiliation_string":"Sch. of Electr. & Electron. Eng., Nanyang Technol. Univ, Singapore#TAB#","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5023352317","display_name":"Joseph S. Chang","orcid":"https://orcid.org/0000-0003-0991-8339"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"J.S. Chang","raw_affiliation_strings":["Centre of Integrated Circuits and Systems, School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore","Sch. of Electr. & Electron. Eng., Nanyang Technol. Univ, Singapore#TAB#"],"affiliations":[{"raw_affiliation_string":"Centre of Integrated Circuits and Systems, School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]},{"raw_affiliation_string":"Sch. of Electr. & Electron. Eng., Nanyang Technol. Univ, Singapore#TAB#","institution_ids":["https://openalex.org/I172675005"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5041125653"],"corresponding_institution_ids":["https://openalex.org/I172675005"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.1852457,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"2","issue":null,"first_page":"5405","last_page":"5408"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10323","display_name":"Analog and Mixed-Signal Circuit Design","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T10323","display_name":"Analog and Mixed-Signal Circuit Design","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T12300","display_name":"Advanced Electrical Measurement Techniques","score":0.996999979019165,"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":0.995199978351593,"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/interpolation","display_name":"Interpolation (computer graphics)","score":0.6092592477798462},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.6022050380706787},{"id":"https://openalex.org/keywords/sampling","display_name":"Sampling (signal processing)","score":0.5507310032844543},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5225186347961426},{"id":"https://openalex.org/keywords/polynomial-interpolation","display_name":"Polynomial interpolation","score":0.5014166831970215},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5008032321929932},{"id":"https://openalex.org/keywords/nonuniform-sampling","display_name":"Nonuniform sampling","score":0.4853021502494812},{"id":"https://openalex.org/keywords/lagrange-polynomial","display_name":"Lagrange polynomial","score":0.48271891474723816},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.47466686367988586},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.36997663974761963},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3570789098739624},{"id":"https://openalex.org/keywords/bilinear-interpolation","display_name":"Bilinear interpolation","score":0.30313318967819214},{"id":"https://openalex.org/keywords/spline-interpolation","display_name":"Spline interpolation","score":0.1745409071445465},{"id":"https://openalex.org/keywords/class","display_name":"Class (philosophy)","score":0.11923825740814209},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1093396544456482},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.09560218453407288},{"id":"https://openalex.org/keywords/quantization","display_name":"Quantization (signal processing)","score":0.06913059949874878},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.06800609827041626}],"concepts":[{"id":"https://openalex.org/C137800194","wikidata":"https://www.wikidata.org/wiki/Q11713455","display_name":"Interpolation (computer graphics)","level":3,"score":0.6092592477798462},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.6022050380706787},{"id":"https://openalex.org/C140779682","wikidata":"https://www.wikidata.org/wiki/Q210868","display_name":"Sampling (signal processing)","level":3,"score":0.5507310032844543},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5225186347961426},{"id":"https://openalex.org/C88080468","wikidata":"https://www.wikidata.org/wiki/Q637347","display_name":"Polynomial interpolation","level":4,"score":0.5014166831970215},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5008032321929932},{"id":"https://openalex.org/C20326153","wikidata":"https://www.wikidata.org/wiki/Q7049638","display_name":"Nonuniform sampling","level":3,"score":0.4853021502494812},{"id":"https://openalex.org/C64208722","wikidata":"https://www.wikidata.org/wiki/Q861606","display_name":"Lagrange polynomial","level":3,"score":0.48271891474723816},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.47466686367988586},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.36997663974761963},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3570789098739624},{"id":"https://openalex.org/C205203396","wikidata":"https://www.wikidata.org/wiki/Q612143","display_name":"Bilinear interpolation","level":2,"score":0.30313318967819214},{"id":"https://openalex.org/C31447003","wikidata":"https://www.wikidata.org/wiki/Q545002","display_name":"Spline interpolation","level":3,"score":0.1745409071445465},{"id":"https://openalex.org/C2777212361","wikidata":"https://www.wikidata.org/wiki/Q5127848","display_name":"Class (philosophy)","level":2,"score":0.11923825740814209},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1093396544456482},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.09560218453407288},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.06913059949874878},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.06800609827041626},{"id":"https://openalex.org/C104114177","wikidata":"https://www.wikidata.org/wiki/Q79782","display_name":"Motion (physics)","level":2,"score":0.0},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iscas.2005.1465858","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2005.1465858","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2005 IEEE International Symposium on 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":10,"referenced_works":["https://openalex.org/W205914996","https://openalex.org/W1521511525","https://openalex.org/W1854885705","https://openalex.org/W1983285606","https://openalex.org/W2091203880","https://openalex.org/W2138706568","https://openalex.org/W2150235032","https://openalex.org/W2752932982","https://openalex.org/W3151844557","https://openalex.org/W6682066436"],"related_works":["https://openalex.org/W1179085681","https://openalex.org/W2374545223","https://openalex.org/W2095809698","https://openalex.org/W2371738094","https://openalex.org/W2377483112","https://openalex.org/W4367556995","https://openalex.org/W2354378723","https://openalex.org/W4200281652","https://openalex.org/W2387259408","https://openalex.org/W2488705107"],"abstract_inverted_index":{"We":[0,76],"propose":[1,77],"a":[2,11,66,73,137],"novel":[3,24],"combination":[4],"of":[5,29,34,47,57,90],"an":[6,78,87],"'interpolatorless'":[7],"interpolation":[8,41,70],"technique":[9,25,50,64],"with":[10],"high":[12,122],"accuracy":[13],"sampling":[14,43,59,92],"process":[15,60,93],"for":[16,81,136],"low-power":[17,106],"low-distortion":[18],"digital":[19],"class":[20,102],"D":[21,103],"amplifiers.":[22],"This":[23],"has":[26],"the":[27,31,35,55,58,82,91],"advantage":[28],"reducing":[30],"computational":[32],"complexity":[33,46,56],"usual":[36],"two-step":[37],"method":[38,84],"(input":[39],"signal":[40],"cum":[42],"process).":[44],"The":[45,99],"this":[48],"proposed":[49,63],"is":[51],"approximately":[52],"equivalent":[53],"to":[54],"computation.":[61],"Our":[62],"employs":[65],"2/sup":[67],"nd/-order":[68],"Lagrange":[69],"polynomial":[71],"and":[72,120],"Newton-Raphson":[74,83],"method.":[75],"initial":[79],"guess":[80],"that":[85],"produces":[86],"accurate":[88],"estimation":[89],"output":[94],"in":[95],"only":[96],"one":[97],"iteration.":[98],"simulated":[100],"complete":[101],"amplifier":[104],"features":[105],"dissipation":[107],"(/spl":[108],"sim/56":[109],"/spl":[110,117],"mu/W,":[111],"estimated":[112],"@":[113,128],"1.1":[114],"V,":[115],"0.35":[116],"mu/m":[118],"CMOS)":[119],"relatively":[121],"signal-to-noise+distortion":[123],"ratio":[124],"(85.6":[125],"dB":[126],"FS":[127],"4":[129],"kHz":[130],"bandwidth),":[131],"thereby":[132],"rendering":[133],"it":[134],"appropriate":[135],"hearing":[138],"aid":[139],"device.":[140]},"counts_by_year":[{"year":2016,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}