{"id":"https://openalex.org/W2058916633","doi":"https://doi.org/10.1109/biocas.2013.6679659","title":"Time-lapse imaging of human heartbeats using UWB radar","display_name":"Time-lapse imaging of human heartbeats using UWB radar","publication_year":2013,"publication_date":"2013-10-01","ids":{"openalex":"https://openalex.org/W2058916633","doi":"https://doi.org/10.1109/biocas.2013.6679659","mag":"2058916633"},"language":"en","primary_location":{"id":"doi:10.1109/biocas.2013.6679659","is_oa":false,"landing_page_url":"https://doi.org/10.1109/biocas.2013.6679659","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE Biomedical Circuits and Systems Conference (BioCAS)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5016604361","display_name":"Sverre Brovoll","orcid":"https://orcid.org/0000-0002-9854-0114"},"institutions":[{"id":"https://openalex.org/I163244428","display_name":"Norwegian Defence Research Establishment","ror":"https://ror.org/0098gnz32","country_code":"NO","type":"facility","lineage":["https://openalex.org/I163244428"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"Sverre Brovoll","raw_affiliation_strings":["Norwegian Defence Research Establishment (FFI), Norway","Norwegian Defence Res. Establ. (FFI), Kjeller, Norway"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Norwegian Defence Research Establishment (FFI), Norway","institution_ids":["https://openalex.org/I163244428"]},{"raw_affiliation_string":"Norwegian Defence Res. Establ. (FFI), Kjeller, Norway","institution_ids":["https://openalex.org/I163244428"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045288664","display_name":"Tor Berger","orcid":"https://orcid.org/0009-0006-7998-5093"},"institutions":[{"id":"https://openalex.org/I163244428","display_name":"Norwegian Defence Research Establishment","ror":"https://ror.org/0098gnz32","country_code":"NO","type":"facility","lineage":["https://openalex.org/I163244428"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"Tor Berger","raw_affiliation_strings":["Norwegian Defence Research Establishment (FFI), Norway","Norwegian Defence Res. Establ. (FFI), Kjeller, Norway"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Norwegian Defence Research Establishment (FFI), Norway","institution_ids":["https://openalex.org/I163244428"]},{"raw_affiliation_string":"Norwegian Defence Res. Establ. (FFI), Kjeller, Norway","institution_ids":["https://openalex.org/I163244428"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044709803","display_name":"Yoann Paichard","orcid":null},"institutions":[{"id":"https://openalex.org/I163244428","display_name":"Norwegian Defence Research Establishment","ror":"https://ror.org/0098gnz32","country_code":"NO","type":"facility","lineage":["https://openalex.org/I163244428"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"Yoann Paichard","raw_affiliation_strings":["Norwegian Defence Research Establishment (FFI), Norway","Norwegian Defence Res. Establ. (FFI), Kjeller, Norway"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Norwegian Defence Research Establishment (FFI), Norway","institution_ids":["https://openalex.org/I163244428"]},{"raw_affiliation_string":"Norwegian Defence Res. Establ. (FFI), Kjeller, Norway","institution_ids":["https://openalex.org/I163244428"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016645131","display_name":"\u00d8yvind Aardal","orcid":null},"institutions":[{"id":"https://openalex.org/I163244428","display_name":"Norwegian Defence Research Establishment","ror":"https://ror.org/0098gnz32","country_code":"NO","type":"facility","lineage":["https://openalex.org/I163244428"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"Oyvind Aardal","raw_affiliation_strings":["Norwegian Defence Res. Establ. (FFI), Kjeller, Norway"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Norwegian Defence Res. Establ. (FFI), Kjeller, Norway","institution_ids":["https://openalex.org/I163244428"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083347038","display_name":"Tor Sverre Lande","orcid":"https://orcid.org/0000-0002-1880-2840"},"institutions":[{"id":"https://openalex.org/I184942183","display_name":"University of Oslo","ror":"https://ror.org/01xtthb56","country_code":"NO","type":"education","lineage":["https://openalex.org/I184942183"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"Tor Sverre Lande","raw_affiliation_strings":["Department of Informatics, University of Oslo, Oslo, Norway","Dept. of Inf., Univ. of Oslo, Oslo, Norway"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Informatics, University of Oslo, Oslo, Norway","institution_ids":["https://openalex.org/I184942183"]},{"raw_affiliation_string":"Dept. of Inf., Univ. of Oslo, Oslo, Norway","institution_ids":["https://openalex.org/I184942183"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5008551871","display_name":"Svein\u2010Erik Hamran","orcid":"https://orcid.org/0000-0002-1078-449X"},"institutions":[{"id":"https://openalex.org/I163244428","display_name":"Norwegian Defence Research Establishment","ror":"https://ror.org/0098gnz32","country_code":"NO","type":"facility","lineage":["https://openalex.org/I163244428"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"Svein-Erik Hamran","raw_affiliation_strings":["Norwegian Defence Research Establishment (FFI), Norway","Norwegian Defence Res. Establ. (FFI), Kjeller, Norway"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Norwegian Defence Research Establishment (FFI), Norway","institution_ids":["https://openalex.org/I163244428"]},{"raw_affiliation_string":"Norwegian Defence Res. Establ. (FFI), Kjeller, Norway","institution_ids":["https://openalex.org/I163244428"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.5146,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.88725284,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"142","last_page":"145"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11739","display_name":"Microwave Imaging and Scattering Analysis","score":0.9998999834060669,"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/T11739","display_name":"Microwave Imaging and Scattering Analysis","score":0.9998999834060669,"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/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9994000196456909,"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/T11932","display_name":"Wireless Body Area Networks","score":0.9952999949455261,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/heartbeat","display_name":"Heartbeat","score":0.7929215431213379},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.7045487761497498},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.6127738952636719},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.5835142135620117},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5626670122146606},{"id":"https://openalex.org/keywords/waveform","display_name":"Waveform","score":0.4755013883113861},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.4614170491695404},{"id":"https://openalex.org/keywords/radar-systems","display_name":"Radar systems","score":0.45580223202705383},{"id":"https://openalex.org/keywords/radar-engineering-details","display_name":"Radar engineering details","score":0.45459723472595215},{"id":"https://openalex.org/keywords/continuous-wave-radar","display_name":"Continuous-wave radar","score":0.4492656886577606},{"id":"https://openalex.org/keywords/image-resolution","display_name":"Image resolution","score":0.4433862268924713},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.3713294267654419},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.3571338951587677},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.29933735728263855},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.25077855587005615},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.21240809559822083}],"concepts":[{"id":"https://openalex.org/C13852961","wikidata":"https://www.wikidata.org/wiki/Q17021880","display_name":"Heartbeat","level":2,"score":0.7929215431213379},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.7045487761497498},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.6127738952636719},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.5835142135620117},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5626670122146606},{"id":"https://openalex.org/C197424946","wikidata":"https://www.wikidata.org/wiki/Q1165717","display_name":"Waveform","level":3,"score":0.4755013883113861},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.4614170491695404},{"id":"https://openalex.org/C2984296375","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar systems","level":3,"score":0.45580223202705383},{"id":"https://openalex.org/C134406370","wikidata":"https://www.wikidata.org/wiki/Q832005","display_name":"Radar engineering details","level":4,"score":0.45459723472595215},{"id":"https://openalex.org/C59584813","wikidata":"https://www.wikidata.org/wiki/Q1029234","display_name":"Continuous-wave radar","level":4,"score":0.4492656886577606},{"id":"https://openalex.org/C205372480","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"Image resolution","level":2,"score":0.4433862268924713},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.3713294267654419},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3571338951587677},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.29933735728263855},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.25077855587005615},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.21240809559822083},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/biocas.2013.6679659","is_oa":false,"landing_page_url":"https://doi.org/10.1109/biocas.2013.6679659","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE Biomedical Circuits and Systems Conference (BioCAS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6899999976158142,"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1507701463","https://openalex.org/W1903804808","https://openalex.org/W1991499997","https://openalex.org/W2004034565","https://openalex.org/W2017791181","https://openalex.org/W2022141212","https://openalex.org/W2058367223","https://openalex.org/W2078741394","https://openalex.org/W2126557865","https://openalex.org/W2147627803","https://openalex.org/W2315473495","https://openalex.org/W4252428326"],"related_works":["https://openalex.org/W3126346180","https://openalex.org/W4285814362","https://openalex.org/W4296425733","https://openalex.org/W2892233029","https://openalex.org/W4352982730","https://openalex.org/W2027415419","https://openalex.org/W2103897432","https://openalex.org/W604796468","https://openalex.org/W2158590228","https://openalex.org/W1626358277"],"abstract_inverted_index":{"Radar":[0],"systems":[1,11],"for":[2,21,119,132],"detection":[3],"of":[4,25,84,92,121,125],"human":[5,30,41,98],"heartbeats":[6],"have":[7],"mostly":[8],"been":[9],"single-channel":[10],"with":[12,53,88],"limited":[13],"spatial":[14],"resolution.":[15],"In":[16],"this":[17],"paper,":[18],"a":[19,43,81,89,97],"radar":[20,37,63],"ultra-wideband":[22],"(UWB)":[23],"imaging":[24],"dynamic":[26],"reflectors":[27],"inside":[28,111],"the":[29,36,40,62,65,85,112,126],"body":[31],"is":[32,46,50],"presented.":[33],"To":[34],"make":[35],"waves":[38],"penetrate":[39],"tissue":[42],"body-contact":[44],"antenna":[45,49,58],"used.":[47],"The":[48,114],"an":[51,57,72],"array":[52],"eight":[54],"elements,":[55],"and":[56,103,128],"switch":[59],"system":[60],"connects":[61],"to":[64,70,78],"individual":[66],"elements":[67],"in":[68],"sequence":[69],"form":[71],"image.":[73],"Successive":[74],"images":[75],"are":[76,101,106],"used":[77],"build":[79],"up":[80],"time-lapse":[82],"movie":[83],"beating":[86],"heart":[87,127],"frame":[90],"rate":[91],"25":[93],"Hz.":[94],"Measurements":[95],"on":[96],"test":[99],"subject":[100],"presented":[102],"heartbeat":[104],"waveforms":[105],"extracted":[107],"at":[108],"specific":[109],"locations":[110],"body.":[113],"experiments":[115],"indicate":[116],"sufficient":[117],"resolution":[118],"observation":[120],"different":[122],"moving":[123],"parts":[124],"may":[129],"provide":[130],"basis":[131],"live":[133],"diagnosis.":[134]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":3}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}