{"id":"https://openalex.org/W2628409370","doi":"https://doi.org/10.1109/icassp.2017.7953299","title":"A time-reversal spatial hardening effect for indoor speed estimation","display_name":"A time-reversal spatial hardening effect for indoor speed estimation","publication_year":2017,"publication_date":"2017-03-01","ids":{"openalex":"https://openalex.org/W2628409370","doi":"https://doi.org/10.1109/icassp.2017.7953299","mag":"2628409370"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2017.7953299","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2017.7953299","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","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/A5100401218","display_name":"Feng Zhang","orcid":"https://orcid.org/0000-0001-8308-7217"},"institutions":[{"id":"https://openalex.org/I66946132","display_name":"University of Maryland, College Park","ror":"https://ror.org/047s2c258","country_code":"US","type":"education","lineage":["https://openalex.org/I66946132"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Feng Zhang","raw_affiliation_strings":["Origin Wireless Inc., MD, USA","University of Maryland, MD, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Origin Wireless Inc., MD, USA","institution_ids":[]},{"raw_affiliation_string":"University of Maryland, MD, USA","institution_ids":["https://openalex.org/I66946132"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100418442","display_name":"Chen Chen","orcid":"https://orcid.org/0000-0002-4064-3495"},"institutions":[{"id":"https://openalex.org/I66946132","display_name":"University of Maryland, College Park","ror":"https://ror.org/047s2c258","country_code":"US","type":"education","lineage":["https://openalex.org/I66946132"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Chen Chen","raw_affiliation_strings":["Origin Wireless Inc., MD, USA","University of Maryland, MD, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Origin Wireless Inc., MD, USA","institution_ids":[]},{"raw_affiliation_string":"University of Maryland, MD, USA","institution_ids":["https://openalex.org/I66946132"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100335555","display_name":"Beibei Wang","orcid":"https://orcid.org/0000-0001-7100-0815"},"institutions":[{"id":"https://openalex.org/I66946132","display_name":"University of Maryland, College Park","ror":"https://ror.org/047s2c258","country_code":"US","type":"education","lineage":["https://openalex.org/I66946132"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Beibei Wang","raw_affiliation_strings":["Origin Wireless Inc., MD, USA","University of Maryland, MD, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Origin Wireless Inc., MD, USA","institution_ids":[]},{"raw_affiliation_string":"University of Maryland, MD, USA","institution_ids":["https://openalex.org/I66946132"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080061286","display_name":"Hung-Quoc Lai","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Hung-Quoc Lai","raw_affiliation_strings":["Origin Wireless Inc., MD, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Origin Wireless Inc., MD, USA","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5032395820","display_name":"K. J. Ray Liu","orcid":"https://orcid.org/0000-0001-5469-5811"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"K. J. Ray Liu","raw_affiliation_strings":["Origin Wireless Inc., 7500 Greenway Center Drive, Suite 1070, MD 20770, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Origin Wireless Inc., 7500 Greenway Center Drive, Suite 1070, MD 20770, USA","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.4619,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.83270044,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":98},"biblio":{"volume":"315","issue":null,"first_page":"5955","last_page":"5959"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9987000226974487,"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"}},"topics":[{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9987000226974487,"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/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.998199999332428,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/T12537","display_name":"Flow Measurement and Analysis","score":0.9966999888420105,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"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/computer-science","display_name":"Computer science","score":0.5501403212547302},{"id":"https://openalex.org/keywords/hardening","display_name":"Hardening (computing)","score":0.5479970574378967},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.36780476570129395},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.333636999130249},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.15906399488449097}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5501403212547302},{"id":"https://openalex.org/C44255700","wikidata":"https://www.wikidata.org/wiki/Q978423","display_name":"Hardening (computing)","level":3,"score":0.5479970574378967},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.36780476570129395},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.333636999130249},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.15906399488449097},{"id":"https://openalex.org/C2779227376","wikidata":"https://www.wikidata.org/wiki/Q6505497","display_name":"Layer (electronics)","level":2,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.2017.7953299","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2017.7953299","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.800000011920929}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W1658391344","https://openalex.org/W1964863776","https://openalex.org/W1972209301","https://openalex.org/W1988207899","https://openalex.org/W2037437563","https://openalex.org/W2046240500","https://openalex.org/W2068133618","https://openalex.org/W2074490326","https://openalex.org/W2103983442","https://openalex.org/W2105988910","https://openalex.org/W2107138442","https://openalex.org/W2110561776","https://openalex.org/W2118890679","https://openalex.org/W2136394093","https://openalex.org/W2148009823","https://openalex.org/W2298058741","https://openalex.org/W2397693966","https://openalex.org/W6659880516"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W4396696052","https://openalex.org/W4402327032","https://openalex.org/W2382290278"],"abstract_inverted_index":{"Time-reversal":[0],"(TR)":[1],"transmission":[2],"scheme":[3,77],"has":[4],"attracted":[5],"more":[6,8],"and":[7,13,36,62,91,133],"attention":[9],"from":[10,94],"both":[11,32],"academia":[12],"industry":[14],"due":[15],"to":[16,19],"its":[17],"ability":[18],"focus":[20],"the":[21,34,41,46,52,56,68,83,92,95,102,106,110,119,122,137,140],"energy":[22,53,107],"of":[23,82,105,125,139],"a":[24,114],"transmitted":[25,84],"signal":[26,85],"at":[27],"an":[28],"intended":[29],"focal":[30,57,111],"spot,":[31],"in":[33,45,130],"time":[35],"spatial":[37,70],"domains.":[38],"Based":[39],"on":[40],"extensive":[42,134],"data":[43],"collected":[44],"real":[47],"world,":[48],"we":[49,65],"observe":[50],"that":[51],"distribution":[54,108],"around":[55,109],"spot":[58,112],"is":[59,74,97],"highly":[60],"stationary":[61],"location-independent,":[63],"which":[64],"call":[66],"as":[67],"\u201cTR":[69],"hardening":[71,120],"effect\u201d.":[72],"This":[73],"because":[75],"TR":[76],"adds":[78],"up":[79],"numerous":[80],"copies":[81],"bouncing":[86],"off":[87],"different":[88],"scatterers":[89],"coherently":[90],"randomness":[93],"environment":[96],"averaged":[98],"out.":[99],"We":[100],"characterize":[101],"statistical":[103,115],"behaviors":[104],"using":[113,147],"model.":[116],"By":[117],"exploiting":[118],"effect,":[121],"moving":[123],"speed":[124],"transceivers":[126],"can":[127],"be":[128],"estimated":[129],"indoor":[131],"environments":[132],"experiments":[135],"show":[136],"superiority":[138],"proposed":[141],"method":[142],"compared":[143],"with":[144],"previous":[145],"works":[146],"RF":[148],"signals.":[149]},"counts_by_year":[{"year":2020,"cited_by_count":4},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":2}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
