{"id":"https://openalex.org/W4390480806","doi":"https://doi.org/10.1109/tci.2023.3348758","title":"Simultaneous Multifrequency Demodulation for Single-Shot Multiple-Path ToF Imaging","display_name":"Simultaneous Multifrequency Demodulation for Single-Shot Multiple-Path ToF Imaging","publication_year":2024,"publication_date":"2024-01-01","ids":{"openalex":"https://openalex.org/W4390480806","doi":"https://doi.org/10.1109/tci.2023.3348758"},"language":"en","primary_location":{"id":"doi:10.1109/tci.2023.3348758","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tci.2023.3348758","pdf_url":"https://ieeexplore.ieee.org/ielx7/6745852/6960042/10379103.pdf","source":{"id":"https://openalex.org/S4210233665","display_name":"IEEE Transactions on Computational Imaging","issn_l":"2333-9403","issn":["2333-9403","2573-0436"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Computational Imaging","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://ieeexplore.ieee.org/ielx7/6745852/6960042/10379103.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5069857623","display_name":"Peyman Fayyaz Shahandashti","orcid":"https://orcid.org/0000-0002-4253-2246"},"institutions":[{"id":"https://openalex.org/I200284239","display_name":"Universidade de Santiago de Compostela","ror":"https://ror.org/030eybx10","country_code":"ES","type":"education","lineage":["https://openalex.org/I200284239"]},{"id":"https://openalex.org/I4210111807","display_name":"Center for Research in Molecular Medicine and Chronic Diseases","ror":"https://ror.org/0280bnq76","country_code":"ES","type":"facility","lineage":["https://openalex.org/I4210111807"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"Peyman Fayyaz Shahandashti","raw_affiliation_strings":["Centro Singular de Investigación en Tecnoloxías Intelixentes (CiTIUS), Universidade de Santiago de Compostela, Santiago de Compostela, Spain"],"raw_orcid":"https://orcid.org/0000-0002-4253-2246","affiliations":[{"raw_affiliation_string":"Centro Singular de Investigación en Tecnoloxías Intelixentes (CiTIUS), Universidade de Santiago de Compostela, Santiago de Compostela, Spain","institution_ids":["https://openalex.org/I4210111807","https://openalex.org/I200284239"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081834006","display_name":"P. L\u00f3pez","orcid":"https://orcid.org/0000-0002-8218-8945"},"institutions":[{"id":"https://openalex.org/I200284239","display_name":"Universidade de Santiago de Compostela","ror":"https://ror.org/030eybx10","country_code":"ES","type":"education","lineage":["https://openalex.org/I200284239"]},{"id":"https://openalex.org/I4210111807","display_name":"Center for Research in Molecular Medicine and Chronic Diseases","ror":"https://ror.org/0280bnq76","country_code":"ES","type":"facility","lineage":["https://openalex.org/I4210111807"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Paula L\u00f3pez","raw_affiliation_strings":["Centro Singular de Investigación en Tecnoloxías Intelixentes (CiTIUS), Universidade de Santiago de Compostela, Santiago de Compostela, Spain"],"raw_orcid":"https://orcid.org/0000-0002-8218-8945","affiliations":[{"raw_affiliation_string":"Centro Singular de Investigación en Tecnoloxías Intelixentes (CiTIUS), Universidade de Santiago de Compostela, Santiago de Compostela, Spain","institution_ids":["https://openalex.org/I4210111807","https://openalex.org/I200284239"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077550469","display_name":"V.M. Brea","orcid":"https://orcid.org/0000-0003-0078-0425"},"institutions":[{"id":"https://openalex.org/I200284239","display_name":"Universidade de Santiago de Compostela","ror":"https://ror.org/030eybx10","country_code":"ES","type":"education","lineage":["https://openalex.org/I200284239"]},{"id":"https://openalex.org/I4210111807","display_name":"Center for Research in Molecular Medicine and Chronic Diseases","ror":"https://ror.org/0280bnq76","country_code":"ES","type":"facility","lineage":["https://openalex.org/I4210111807"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"V\u00edctor Manuel Brea","raw_affiliation_strings":["Centro Singular de Investigación en Tecnoloxías Intelixentes (CiTIUS), Universidade de Santiago de Compostela, Santiago de Compostela, Spain"],"raw_orcid":"https://orcid.org/0000-0003-0078-0425","affiliations":[{"raw_affiliation_string":"Centro Singular de Investigación en Tecnoloxías Intelixentes (CiTIUS), Universidade de Santiago de Compostela, Santiago de Compostela, Spain","institution_ids":["https://openalex.org/I4210111807","https://openalex.org/I200284239"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025364375","display_name":"D. Garc\u00eda-Lesta","orcid":"https://orcid.org/0000-0002-9895-9839"},"institutions":[{"id":"https://openalex.org/I200284239","display_name":"Universidade de Santiago de Compostela","ror":"https://ror.org/030eybx10","country_code":"ES","type":"education","lineage":["https://openalex.org/I200284239"]},{"id":"https://openalex.org/I4210111807","display_name":"Center for Research in Molecular Medicine and Chronic Diseases","ror":"https://ror.org/0280bnq76","country_code":"ES","type":"facility","lineage":["https://openalex.org/I4210111807"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Daniel Garc\u00eda-Lesta","raw_affiliation_strings":["Centro Singular de Investigación en Tecnoloxías Intelixentes (CiTIUS), Universidade de Santiago de Compostela, Santiago de Compostela, Spain"],"raw_orcid":"https://orcid.org/0000-0002-9895-9839","affiliations":[{"raw_affiliation_string":"Centro Singular de Investigación en Tecnoloxías Intelixentes (CiTIUS), Universidade de Santiago de Compostela, Santiago de Compostela, Spain","institution_ids":["https://openalex.org/I4210111807","https://openalex.org/I200284239"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5041769718","display_name":"Miguel Heredia Conde","orcid":"https://orcid.org/0000-0001-5218-0822"},"institutions":[{"id":"https://openalex.org/I206895457","display_name":"University of Siegen","ror":"https://ror.org/02azyry73","country_code":"DE","type":"education","lineage":["https://openalex.org/I206895457"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Miguel Heredia Conde","raw_affiliation_strings":["Center for Sensor Systems (ZESS), University of Siegen, Siegen, Germany"],"raw_orcid":"https://orcid.org/0000-0001-5218-0822","affiliations":[{"raw_affiliation_string":"Center for Sensor Systems (ZESS), University of Siegen, Siegen, Germany","institution_ids":["https://openalex.org/I206895457"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5069857623"],"corresponding_institution_ids":["https://openalex.org/I200284239","https://openalex.org/I4210111807"],"apc_list":null,"apc_paid":null,"fwci":4.8486,"has_fulltext":true,"cited_by_count":10,"citation_normalized_percentile":{"value":0.94740249,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":95,"max":100},"biblio":{"volume":"10","issue":null,"first_page":"54","last_page":"68"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12153","display_name":"Advanced Optical Sensing Technologies","score":1.0,"subfield":{"id":"https://openalex.org/subfields/3105","display_name":"Instrumentation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12153","display_name":"Advanced Optical Sensing Technologies","score":1.0,"subfield":{"id":"https://openalex.org/subfields/3105","display_name":"Instrumentation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10988","display_name":"Advanced Fiber Laser Technologies","score":0.9922999739646912,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T14117","display_name":"Integrated Circuits and Semiconductor Failure Analysis","score":0.9918000102043152,"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/demodulation","display_name":"Demodulation","score":0.8176828622817993},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.727597713470459},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.4428776800632477},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.4256639778614044},{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.41669929027557373},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4012737274169922},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.32653504610061646},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.26487112045288086},{"id":"https://openalex.org/keywords/digital-signal-processing","display_name":"Digital signal processing","score":0.17612946033477783},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.16951122879981995},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.14826682209968567},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.11908760666847229}],"concepts":[{"id":"https://openalex.org/C195251586","wikidata":"https://www.wikidata.org/wiki/Q1185939","display_name":"Demodulation","level":3,"score":0.8176828622817993},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.727597713470459},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.4428776800632477},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.4256639778614044},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.41669929027557373},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4012737274169922},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.32653504610061646},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.26487112045288086},{"id":"https://openalex.org/C84462506","wikidata":"https://www.wikidata.org/wiki/Q173142","display_name":"Digital signal processing","level":2,"score":0.17612946033477783},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.16951122879981995},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.14826682209968567},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.11908760666847229},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/tci.2023.3348758","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tci.2023.3348758","pdf_url":"https://ieeexplore.ieee.org/ielx7/6745852/6960042/10379103.pdf","source":{"id":"https://openalex.org/S4210233665","display_name":"IEEE Transactions on Computational Imaging","issn_l":"2333-9403","issn":["2333-9403","2573-0436"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Computational Imaging","raw_type":"journal-article"},{"id":"pmh:oai:minerva.usc.es:10347/33246","is_oa":true,"landing_page_url":"http://hdl.handle.net/10347/33246","pdf_url":null,"source":{"id":"https://openalex.org/S4306400376","display_name":"Repositorio institucional da Universidade de Santiago de Compostela (University of Santiago de Compostela)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I200284239","host_organization_name":"Universidade de Santiago de Compostela","host_organization_lineage":["https://openalex.org/I200284239"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"journal article"},{"id":"pmh:oai:zenodo.org:10812955","is_oa":true,"landing_page_url":"https://doi.org/10.1109/TCI.2023.3348758","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Transactions on Computational Imaging, 10, 54 - 68, (2024-03-13)","raw_type":"info:eu-repo/semantics/other"}],"best_oa_location":{"id":"doi:10.1109/tci.2023.3348758","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tci.2023.3348758","pdf_url":"https://ieeexplore.ieee.org/ielx7/6745852/6960042/10379103.pdf","source":{"id":"https://openalex.org/S4210233665","display_name":"IEEE Transactions on Computational Imaging","issn_l":"2333-9403","issn":["2333-9403","2573-0436"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Computational Imaging","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4390480806.pdf","grobid_xml":"https://content.openalex.org/works/W4390480806.grobid-xml"},"referenced_works_count":50,"referenced_works":["https://openalex.org/W594546823","https://openalex.org/W999904924","https://openalex.org/W1527354995","https://openalex.org/W1826919311","https://openalex.org/W1979306294","https://openalex.org/W2028868706","https://openalex.org/W2035354127","https://openalex.org/W2038643807","https://openalex.org/W2053286848","https://openalex.org/W2062090038","https://openalex.org/W2065656021","https://openalex.org/W2069281566","https://openalex.org/W2082029531","https://openalex.org/W2122548617","https://openalex.org/W2124319230","https://openalex.org/W2149213383","https://openalex.org/W2161008509","https://openalex.org/W2167898133","https://openalex.org/W2168894291","https://openalex.org/W2318193839","https://openalex.org/W2331077894","https://openalex.org/W2344346014","https://openalex.org/W2511048156","https://openalex.org/W2547798018","https://openalex.org/W2578612933","https://openalex.org/W2768431869","https://openalex.org/W2790853419","https://openalex.org/W2799224898","https://openalex.org/W2883871536","https://openalex.org/W2884239713","https://openalex.org/W2912555761","https://openalex.org/W3010871426","https://openalex.org/W3017366447","https://openalex.org/W3085380924","https://openalex.org/W3102597069","https://openalex.org/W3106403396","https://openalex.org/W3108071383","https://openalex.org/W3136617232","https://openalex.org/W3212385028","https://openalex.org/W3213833121","https://openalex.org/W3215781568","https://openalex.org/W4205928034","https://openalex.org/W4210974042","https://openalex.org/W4223620947","https://openalex.org/W4250955649","https://openalex.org/W4254759493","https://openalex.org/W4295308560","https://openalex.org/W4311224128","https://openalex.org/W4312846771","https://openalex.org/W6958747553"],"related_works":["https://openalex.org/W1996543123","https://openalex.org/W4388516297","https://openalex.org/W2010761432","https://openalex.org/W4389302182","https://openalex.org/W4229074657","https://openalex.org/W2146363836","https://openalex.org/W2385405232","https://openalex.org/W2070047532","https://openalex.org/W4362564284","https://openalex.org/W2063724594"],"abstract_inverted_index":{"Indirect":[0],"Time-of-Flight":[1],"(iToF)":[2],"sensors":[3],"measure":[4],"the":[5,36,75,81,85,100,104,115,121,148,162],"received":[6],"signal's":[7],"phase":[8],"shift":[9],"or":[10,30],"time":[11],"delay":[12],"to":[13,67,80,93],"calculate":[14],"depth.":[15],"In":[16],"realistic":[17],"conditions,":[18],"however,":[19],"recovering":[20],"depth":[21],"is":[22],"challenging":[23],"as":[24],"reflections":[25],"from":[26],"secondary":[27],"scattering":[28],"areas":[29],"translucent":[31],"objects":[32],"may":[33],"interfere":[34],"with":[35,57,136],"direct":[37],"reflection,":[38],"resulting":[39,149],"in":[40,108,126,132,172],"inaccurate":[41],"3D":[42],"estimates.":[43],"We":[44],"propose":[45,141],"a":[46,51,62,69,94,109,133,142,155,169],"new":[47],"measurement":[48],"concept":[49],"including":[50],"single-shot":[52,87],"on-chip":[53,116],"multifrequency":[54,117],"demodulation":[55,118],"method":[56],"periodically-repeated":[58],"ultrashort-pulsed":[59],"illumination":[60],"using":[61],"novel":[63],"pixel":[64],"array":[65],"architecture":[66,88],"address":[68],"main":[70],"limitation":[71],"of":[72,103,114,123,144,161],"conventional":[73],"iToF,":[74],"Multi-Path":[76],"Interference":[77],"(MPI).":[78],"Due":[79],"careful":[82],"hardware/software":[83],"codesign,":[84],"proposed":[86],"provides":[89],"close-to-optimal":[90],"Fourier":[91],"measurements":[92,151],"spectral":[95],"estimation":[96],"algorithm":[97],"that":[98,152,166],"retrieves":[99],"unknown":[101],"parameters":[102],"interfering":[105],"return":[106],"paths":[107],"closed":[110],"form.":[111],"Electrical":[112],"simulations":[113],"circuit":[119],"demonstrate":[120],"feasibility":[122],"distance":[124],"retrieval":[125],"double":[127],"and":[128,158,164],"triple":[129],"bounce":[130],"conditions":[131],"single":[134],"shot":[135],"high":[137],"accuracy.":[138,173],"Furthermore,":[139],"we":[140],"set":[143],"methods":[145],"for":[146],"processing":[147],"sensor":[150],"exploit":[153],"valuable":[154],"priori":[156],"information":[157],"structural":[159],"constraints":[160],"data":[163],"observe":[165],"they":[167],"yield":[168],"substantial":[170],"increase":[171]},"counts_by_year":[{"year":2026,"cited_by_count":4},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":4}],"updated_date":"2026-04-29T09:16:38.111599","created_date":"2025-10-10T00:00:00"}