{"id":"https://openalex.org/W2567156754","doi":"https://doi.org/10.1109/esscir.2005.1541658","title":"A 75dB image rejection IF-input quadrature sampling SC &amp;#x03A3;&amp;#x0394; modulator","display_name":"A 75dB image rejection IF-input quadrature sampling SC &amp;#x03A3;&amp;#x0394; modulator","publication_year":2005,"publication_date":"2005-12-10","ids":{"openalex":"https://openalex.org/W2567156754","doi":"https://doi.org/10.1109/esscir.2005.1541658","mag":"2567156754"},"language":"en","primary_location":{"id":"doi:10.1109/esscir.2005.1541658","is_oa":false,"landing_page_url":"https://doi.org/10.1109/esscir.2005.1541658","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 31st European Solid-State Circuits Conference, 2005. ESSCIRC 2005.","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/A5112241226","display_name":"W.T. Cheng","orcid":null},"institutions":[{"id":"https://openalex.org/I177725633","display_name":"Chinese University of Hong Kong","ror":"https://ror.org/00t33hh48","country_code":"CN","type":"education","lineage":["https://openalex.org/I177725633"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Wang-Tung Cheng","raw_affiliation_strings":["Department of Electronic Engineering, Chinese University of Hong Kong, New Territories, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Chinese University of Hong Kong, New Territories, Hong Kong, China","institution_ids":["https://openalex.org/I177725633"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079113041","display_name":"Kong\u2010Pang Pun","orcid":"https://orcid.org/0000-0001-7736-0811"},"institutions":[{"id":"https://openalex.org/I177725633","display_name":"Chinese University of Hong Kong","ror":"https://ror.org/00t33hh48","country_code":"CN","type":"education","lineage":["https://openalex.org/I177725633"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kong-Pang Pun","raw_affiliation_strings":["Department of Electronic Engineering, Chinese University of Hong Kong, New Territories, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Chinese University of Hong Kong, New Territories, Hong Kong, China","institution_ids":["https://openalex.org/I177725633"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020902784","display_name":"Chiu\u2010Sing Choy","orcid":"https://orcid.org/0000-0002-8370-3144"},"institutions":[{"id":"https://openalex.org/I177725633","display_name":"Chinese University of Hong Kong","ror":"https://ror.org/00t33hh48","country_code":"CN","type":"education","lineage":["https://openalex.org/I177725633"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chiu-Sing Choy","raw_affiliation_strings":["Department of Electronic Engineering, Chinese University of Hong Kong, New Territories, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Chinese University of Hong Kong, New Territories, Hong Kong, China","institution_ids":["https://openalex.org/I177725633"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103563899","display_name":"Cheong-Fat Chan","orcid":null},"institutions":[{"id":"https://openalex.org/I177725633","display_name":"Chinese University of Hong Kong","ror":"https://ror.org/00t33hh48","country_code":"CN","type":"education","lineage":["https://openalex.org/I177725633"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Cheong-Fat Chan","raw_affiliation_strings":["Department of Electronic Engineering, Chinese University of Hong Kong, New Territories, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Chinese University of Hong Kong, New Territories, Hong Kong, China","institution_ids":["https://openalex.org/I177725633"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5112241226"],"corresponding_institution_ids":["https://openalex.org/I177725633"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.3594384,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"38","issue":null,"first_page":"455","last_page":"458"},"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":1.0,"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":1.0,"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/T11992","display_name":"CCD and CMOS Imaging Sensors","score":0.9984999895095825,"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/T10558","display_name":"Advancements in Semiconductor Devices and Circuit Design","score":0.9983000159263611,"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/capacitor","display_name":"Capacitor","score":0.7118154764175415},{"id":"https://openalex.org/keywords/delta-sigma-modulation","display_name":"Delta-sigma modulation","score":0.6928136944770813},{"id":"https://openalex.org/keywords/image-response","display_name":"Image response","score":0.6261368989944458},{"id":"https://openalex.org/keywords/quadrature","display_name":"Quadrature (astronomy)","score":0.6236672401428223},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.5875627398490906},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.5824458003044128},{"id":"https://openalex.org/keywords/switched-capacitor","display_name":"Switched capacitor","score":0.5791091918945312},{"id":"https://openalex.org/keywords/sampling","display_name":"Sampling (signal processing)","score":0.5519107580184937},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.45539915561676025},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4373968243598938},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3325965702533722},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.2904835343360901},{"id":"https://openalex.org/keywords/intermediate-frequency","display_name":"Intermediate frequency","score":0.27698323130607605},{"id":"https://openalex.org/keywords/radio-frequency","display_name":"Radio frequency","score":0.25566256046295166},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.24630916118621826},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.15306740999221802},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.1327345371246338},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.1300269365310669}],"concepts":[{"id":"https://openalex.org/C52192207","wikidata":"https://www.wikidata.org/wiki/Q5322","display_name":"Capacitor","level":3,"score":0.7118154764175415},{"id":"https://openalex.org/C68754193","wikidata":"https://www.wikidata.org/wiki/Q1184820","display_name":"Delta-sigma modulation","level":3,"score":0.6928136944770813},{"id":"https://openalex.org/C136837220","wikidata":"https://www.wikidata.org/wiki/Q16996684","display_name":"Image response","level":4,"score":0.6261368989944458},{"id":"https://openalex.org/C62869609","wikidata":"https://www.wikidata.org/wiki/Q28137","display_name":"Quadrature (astronomy)","level":2,"score":0.6236672401428223},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.5875627398490906},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.5824458003044128},{"id":"https://openalex.org/C103357873","wikidata":"https://www.wikidata.org/wiki/Q572656","display_name":"Switched capacitor","level":4,"score":0.5791091918945312},{"id":"https://openalex.org/C140779682","wikidata":"https://www.wikidata.org/wiki/Q210868","display_name":"Sampling (signal processing)","level":3,"score":0.5519107580184937},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.45539915561676025},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4373968243598938},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3325965702533722},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.2904835343360901},{"id":"https://openalex.org/C8480308","wikidata":"https://www.wikidata.org/wiki/Q244948","display_name":"Intermediate frequency","level":3,"score":0.27698323130607605},{"id":"https://openalex.org/C74064498","wikidata":"https://www.wikidata.org/wiki/Q3396184","display_name":"Radio frequency","level":2,"score":0.25566256046295166},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.24630916118621826},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.15306740999221802},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.1327345371246338},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.1300269365310669},{"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/esscir.2005.1541658","is_oa":false,"landing_page_url":"https://doi.org/10.1109/esscir.2005.1541658","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 31st European Solid-State Circuits Conference, 2005. ESSCIRC 2005.","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.47999998927116394}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":22,"referenced_works":["https://openalex.org/W1484293350","https://openalex.org/W1499739822","https://openalex.org/W1521024461","https://openalex.org/W1540392584","https://openalex.org/W1561801154","https://openalex.org/W1603247725","https://openalex.org/W1837827625","https://openalex.org/W2036927890","https://openalex.org/W2044374932","https://openalex.org/W2056040411","https://openalex.org/W2097296595","https://openalex.org/W2106457563","https://openalex.org/W2129203798","https://openalex.org/W2130858873","https://openalex.org/W2147352899","https://openalex.org/W2155515416","https://openalex.org/W2169412251","https://openalex.org/W2172895802","https://openalex.org/W2984662831","https://openalex.org/W4213160289","https://openalex.org/W6635938298","https://openalex.org/W6679223850"],"related_works":["https://openalex.org/W2124313625","https://openalex.org/W2044524120","https://openalex.org/W2102712905","https://openalex.org/W1480705273","https://openalex.org/W2493585380","https://openalex.org/W2999366224","https://openalex.org/W3014922040","https://openalex.org/W1977097430","https://openalex.org/W1839137967","https://openalex.org/W1909296238"],"abstract_inverted_index":{"Quadrature":[0],"sampling":[1,60],"of":[2,13,26,65,104,118],"intermediate":[3],"frequency":[4],"(IF)":[5],"signals":[6],"is":[7,80],"subject":[8],"to":[9,76],"the":[10,19,43,50,55,59,63,66,111],"well-known":[11],"problem":[12,46],"gain":[14],"and":[15,22,52,62,92],"phase":[16,78],"mismatches":[17],"between":[18,49],"in-phase":[20],"(I)":[21],"quadrature":[23],"(Q)":[24],"paths":[25,54],"analog":[27],"circuitry.":[28],"This":[29],"paper":[30],"presents":[31],"an":[32,101,114],"IF-input":[33],"quadrature-sampling":[34],"switched-capacitor":[35],"(SC)":[36],"/spl":[37],"Sigma//spl":[38],"Delta/":[39],"modulator":[40,88,112],"that":[41,110],"circumvents":[42],"I/Q":[44,77],"mismatch":[45],"by":[47],"time-sharing":[48],"I":[51],"Q":[53],"critical":[56],"components,":[57],"namely,":[58],"capacitors":[61,64],"first-stage":[67],"feedback":[68],"digital-to-analog":[69],"converter.":[70],"Moreover,":[71],"a":[72,95,123],"clocking":[73],"scheme":[74],"insensitive":[75],"imbalance":[79],"used.":[81],"A":[82],"3rd":[83],"order":[84],"lowpass":[85],"single-loop":[86],"1-bit":[87],"has":[89],"been":[90],"designed":[91],"fabricated":[93],"in":[94],"0.35/spl":[96],"mu/m":[97],"CMOS":[98],"process":[99],"with":[100],"active":[102],"area":[103],"0.57mm/sup":[105],"2/.":[106],"Experimental":[107],"results":[108],"show":[109],"achieves":[113],"image-rejection":[115],"ratio":[116],"(IRR)":[117],"greater":[119],"than":[120],"75dB":[121],"throughout":[122],"100":[124],"kHz":[125],"bandwidth.":[126]},"counts_by_year":[{"year":2018,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
