乐胖代购免代理版

{"id":"https://openalex.org/W2032268434","doi":"https://doi.org/10.1109/tcsi.2005.857767","title":"A near-infrared heart rate measurement IC with very low cutoff frequency using current steering technique","display_name":"A near-infrared heart rate measurement IC with very low cutoff frequency using current steering technique","publication_year":2005,"publication_date":"2005-12-01","ids":{"openalex":"https://openalex.org/W2032268434","doi":"https://doi.org/10.1109/tcsi.2005.857767","mag":"2032268434"},"language":"en","primary_location":{"is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsi.2005.857767","pdf_url":null,"source":{"id":"https://openalex.org/S4210171352","display_name":"IEEE Transactions on Circuits and Systems I Fundamental Theory and Applications","issn_l":"1057-7122","issn":["1057-7122","1558-1268"],"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":null,"is_accepted":false,"is_published":false},"type":"article","type_crossref":"journal-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/A5101722473","display_name":"A. Wong","orcid":"https://orcid.org/0000-0003-2036-0954"},"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":"A. Wong","raw_affiliation_strings":["Joint Research Center for Biomedical Engineering, Chinese University of Hong Kong, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"Joint Research Center for Biomedical Engineering, Chinese University of Hong Kong, 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":"None Kong-Pang Pun","raw_affiliation_strings":["VLSI/ASIC Design Laboratory, Chinese University of Hong Kong, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"VLSI/ASIC Design Laboratory, Chinese University of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I177725633"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070333614","display_name":"Yuan\u2010Ting Zhang","orcid":"https://orcid.org/0000-0003-4150-5470"},"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":"None Yuan-Ting Zhang","raw_affiliation_strings":["Joint Research Center for Biomedical Engineering, Chinese University of Hong Kong, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"Joint Research Center for Biomedical Engineering, Chinese University of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I177725633"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5051376589","display_name":"Kevin Hung","orcid":"https://orcid.org/0000-0002-5421-7622"},"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":"K. Hung","raw_affiliation_strings":["Joint Research Center for Biomedical Engineering, Chinese University of Hong Kong, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"Joint Research Center for Biomedical Engineering, Chinese University of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I177725633"]}]}],"institution_assertions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.535,"has_fulltext":true,"fulltext_origin":"ngrams","cited_by_count":60,"citation_normalized_percentile":{"value":0.990209,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":95},"biblio":{"volume":"52","issue":"12","first_page":"2642","last_page":"2647"},"is_retracted":false,"is_paratext":false,"primary_topic":{"id":"https://openalex.org/T12564","display_name":"Sensor Technology and Measurement Systems","score":0.9972,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12564","display_name":"Sensor Technology and Measurement Systems","score":0.9972,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9971,"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/T10429","display_name":"EEG and Brain-Computer Interfaces","score":0.9911,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/cutoff-frequency","display_name":"Cutoff frequency","score":0.63062227},{"id":"https://openalex.org/keywords/duty-cycle","display_name":"Duty cycle","score":0.58104956}],"concepts":[{"id":"https://openalex.org/C6142545","wikidata":"https://www.wikidata.org/wiki/Q1455881","display_name":"Cutoff frequency","level":2,"score":0.63062227},{"id":"https://openalex.org/C199822604","wikidata":"https://www.wikidata.org/wiki/Q557120","display_name":"Duty cycle","level":3,"score":0.58104956},{"id":"https://openalex.org/C44682112","wikidata":"https://www.wikidata.org/wiki/Q918242","display_name":"Low-pass filter","level":3,"score":0.5629249},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.5172587},{"id":"https://openalex.org/C155745195","wikidata":"https://www.wikidata.org/wiki/Q1164179","display_name":"Comparator","level":3,"score":0.45937005},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.42879274},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.38510206},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.36653858},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.35832345},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.335323},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.26870352}],"mesh":[],"locations_count":1,"locations":[{"is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsi.2005.857767","pdf_url":null,"source":{"id":"https://openalex.org/S4210171352","display_name":"IEEE Transactions on Circuits and Systems I Fundamental Theory and Applications","issn_l":"1057-7122","issn":["1057-7122","1558-1268"],"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":null,"is_accepted":false,"is_published":false}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.9,"id":"https://metadata.un.org/sdg/7"}],"grants":[],"datasets":[],"versions":[],"referenced_works_count":21,"referenced_works":["https://openalex.org/W1594101521","https://openalex.org/W1594461330","https://openalex.org/W1607271942","https://openalex.org/W1998284495","https://openalex.org/W1999171582","https://openalex.org/W2034525900","https://openalex.org/W2056937251","https://openalex.org/W2101739008","https://openalex.org/W2116717490","https://openalex.org/W2117407071","https://openalex.org/W2126188731","https://openalex.org/W2135862527","https://openalex.org/W2143940749","https://openalex.org/W2149098931","https://openalex.org/W2152640514","https://openalex.org/W2154071097","https://openalex.org/W2155751619","https://openalex.org/W2159079926","https://openalex.org/W2495338143","https://openalex.org/W4233993168","https://openalex.org/W4254209755"],"related_works":["https://openalex.org/W3212173272","https://openalex.org/W3161676474","https://openalex.org/W3115851437","https://openalex.org/W2183934066","https://openalex.org/W2123033055","https://openalex.org/W2122053643","https://openalex.org/W2092090455","https://openalex.org/W2049207285","https://openalex.org/W2044867305","https://openalex.org/W1514517656"],"abstract_inverted_index":{"A":[0],"near-infrared":[1],"heart-rate":[2],"measurement":[3,109],"IC":[4,19],"that":[5,43,117],"processes":[6],"the":[7,48,70,73,77,118,133,140],"photoplethysmographic":[8],"signal":[9],"was":[10],"designed":[11],"using":[12],"a":[13,22,26,28,31,37,40,53,88,93,102,122],"0.35-/spl":[14],"mu/m":[15],"CMOS":[16],"technology.":[17],"The":[18,63,84,108],"consists":[20],"of":[21,72,96,105,125,135,142],"current-to-voltage":[23],"(I-V)":[24],"converter,":[25],"buffer,":[27],"sample-and-hold":[29],"circuit,":[30],"second-order":[32],"continuous-time":[33],"low-pass":[34],"filter":[35,143],"(CT-LPF),":[36],"comparator,":[38],"and":[39,100,115],"timing":[41],"circuit":[42,85],"is":[44,67],"used":[45],"to":[46,58,75],"pulse":[47],"external":[49],"light-emitting":[50],"diode":[51],"with":[52,112],"very":[54,80],"low":[55,81,127],"duty":[56],"cycle":[57],"reduce":[59],"its":[60],"power":[61,103],"consumption.":[62],"current":[64,136],"steering":[65,137],"technique":[66,138],"employed":[68],"in":[69,139],"design":[71,141],"CT-LPF":[74,119],"meet":[76],"requirement":[78],"for":[79,144],"cutoff":[82,123],"frequency.":[83],"operates":[86],"from":[87],"3-V":[89],"lithium":[90],"battery,":[91],"occupies":[92],"core":[94],"area":[95],"0.46":[97],"mm/sup":[98],"2/":[99],"has":[101],"consumption":[104],"4.5":[106],"mW.":[107],"results":[110,114],"corroborate":[111],"simulation":[113],"show":[116],"can":[120],"achieve":[121],"frequency":[124],"as":[126,128],"0.25":[129],"Hz.":[130],"This":[131],"demonstrates":[132],"feasibility":[134],"low-frequency":[145],"application.":[146]},"cited_by_api_url":"https://api.openalex.org/works?filter=cites:W2032268434","counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":4},{"year":2013,"cited_by_count":5},{"year":2012,"cited_by_count":4}],"updated_date":"2025-01-06T18:13:22.829396","created_date":"2016-06-24"}