{"id":"https://openalex.org/W3111962009","doi":"https://doi.org/10.1109/icccs49678.2020.9277452","title":"Comparison of Passive Time Reversal communication technique with Extended Kalman Filter for estimation of Shallow water multipath communication channel","display_name":"Comparison of Passive Time Reversal communication technique with Extended Kalman Filter for estimation of Shallow water multipath communication channel","publication_year":2020,"publication_date":"2020-10-14","ids":{"openalex":"https://openalex.org/W3111962009","doi":"https://doi.org/10.1109/icccs49678.2020.9277452","mag":"3111962009"},"language":"en","primary_location":{"id":"doi:10.1109/icccs49678.2020.9277452","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icccs49678.2020.9277452","pdf_url":null,"source":{"id":"https://openalex.org/S4306498618","display_name":"2020 5th International Conference on Computing, Communication and Security (ICCCS)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 5th International Conference on Computing, Communication and Security (ICCCS)","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/A5087323199","display_name":"A. Malarkodi","orcid":null},"institutions":[{"id":"https://openalex.org/I25592554","display_name":"National Institute of Ocean Technology","ror":"https://ror.org/03maknm89","country_code":"IN","type":"education","lineage":["https://openalex.org/I25592554","https://openalex.org/I4210100914"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"A Malarkodi","raw_affiliation_strings":["Ocean Acoustics, National Institute of Ocean Technology, Chennai, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ocean Acoustics, National Institute of Ocean Technology, Chennai, India","institution_ids":["https://openalex.org/I25592554"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053459092","display_name":"S. Srinivasan","orcid":"https://orcid.org/0000-0002-8513-3771"},"institutions":[{"id":"https://openalex.org/I24676775","display_name":"Indian Institute of Technology Madras","ror":"https://ror.org/03v0r5n49","country_code":"IN","type":"education","lineage":["https://openalex.org/I24676775"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"S Srinivasan","raw_affiliation_strings":["Department of Instrumentation Engineering, Madras Institute of Technology, Chennai, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Instrumentation Engineering, Madras Institute of Technology, Chennai, India","institution_ids":["https://openalex.org/I24676775"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5071361281","display_name":"G. Latha","orcid":"https://orcid.org/0000-0002-9313-7940"},"institutions":[{"id":"https://openalex.org/I25592554","display_name":"National Institute of Ocean Technology","ror":"https://ror.org/03maknm89","country_code":"IN","type":"education","lineage":["https://openalex.org/I25592554","https://openalex.org/I4210100914"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"G Latha","raw_affiliation_strings":["Ocean Acoustics, National Institute of Ocean Technology, Chennai, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ocean Acoustics, National Institute of Ocean Technology, Chennai, India","institution_ids":["https://openalex.org/I25592554"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.32665094,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"56","issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/T11698","display_name":"Underwater Acoustics Research","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9991999864578247,"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/multipath-propagation","display_name":"Multipath propagation","score":0.7483181357383728},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.734626829624176},{"id":"https://openalex.org/keywords/extended-kalman-filter","display_name":"Extended Kalman filter","score":0.695401668548584},{"id":"https://openalex.org/keywords/underwater-acoustic-communication","display_name":"Underwater acoustic communication","score":0.685901403427124},{"id":"https://openalex.org/keywords/kalman-filter","display_name":"Kalman filter","score":0.621788740158081},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5952752232551575},{"id":"https://openalex.org/keywords/convergence","display_name":"Convergence (economics)","score":0.44125115871429443},{"id":"https://openalex.org/keywords/delay-spread","display_name":"Delay spread","score":0.42004287242889404},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.35284918546676636},{"id":"https://openalex.org/keywords/underwater","display_name":"Underwater","score":0.33432474732398987},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.27070140838623047},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.13329771161079407},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.06411316990852356}],"concepts":[{"id":"https://openalex.org/C161218011","wikidata":"https://www.wikidata.org/wiki/Q11827794","display_name":"Multipath propagation","level":3,"score":0.7483181357383728},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.734626829624176},{"id":"https://openalex.org/C206833254","wikidata":"https://www.wikidata.org/wiki/Q5421817","display_name":"Extended Kalman filter","level":3,"score":0.695401668548584},{"id":"https://openalex.org/C169111936","wikidata":"https://www.wikidata.org/wiki/Q424098","display_name":"Underwater acoustic communication","level":3,"score":0.685901403427124},{"id":"https://openalex.org/C157286648","wikidata":"https://www.wikidata.org/wiki/Q846780","display_name":"Kalman filter","level":2,"score":0.621788740158081},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5952752232551575},{"id":"https://openalex.org/C2777303404","wikidata":"https://www.wikidata.org/wiki/Q759757","display_name":"Convergence (economics)","level":2,"score":0.44125115871429443},{"id":"https://openalex.org/C49456836","wikidata":"https://www.wikidata.org/wiki/Q666814","display_name":"Delay spread","level":4,"score":0.42004287242889404},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.35284918546676636},{"id":"https://openalex.org/C98083399","wikidata":"https://www.wikidata.org/wiki/Q3246517","display_name":"Underwater","level":2,"score":0.33432474732398987},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.27070140838623047},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.13329771161079407},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.06411316990852356},{"id":"https://openalex.org/C50522688","wikidata":"https://www.wikidata.org/wiki/Q189833","display_name":"Economic growth","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.0},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icccs49678.2020.9277452","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icccs49678.2020.9277452","pdf_url":null,"source":{"id":"https://openalex.org/S4306498618","display_name":"2020 5th International Conference on Computing, Communication and Security (ICCCS)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 5th International Conference on Computing, Communication and Security (ICCCS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Life below water","id":"https://metadata.un.org/sdg/14","score":0.8500000238418579}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1504011351","https://openalex.org/W2116533902","https://openalex.org/W2124333656","https://openalex.org/W2155295257","https://openalex.org/W2157571493","https://openalex.org/W2167578470","https://openalex.org/W2367264447","https://openalex.org/W2551627272","https://openalex.org/W2679609383","https://openalex.org/W2759183072","https://openalex.org/W6682954172"],"related_works":["https://openalex.org/W2551603730","https://openalex.org/W3081304190","https://openalex.org/W2109209689","https://openalex.org/W2477841276","https://openalex.org/W4225540233","https://openalex.org/W2146965464","https://openalex.org/W1989468614","https://openalex.org/W2365007576","https://openalex.org/W46613192","https://openalex.org/W2539461158"],"abstract_inverted_index":{"This":[0],"paper":[1],"explains":[2],"about":[3],"the":[4,8,23,46,57,78,85,100,105,110,119],"algorithm":[5],"to":[6,45,55],"improve":[7],"performance":[9,86,135],"of":[10,25,87,112,124,136],"underwater":[11],"acoustic":[12],"communication":[13,115],"in":[14,32],"shallow":[15,35],"water.":[16],"Passive":[17],"time":[18,106],"reversal":[19],"(pTR)":[20],"will":[21],"reduce":[22],"effect":[24,42],"ISI":[26],"with":[27,73,139,143,146],"less":[28],"expensive":[29],"hardware.":[30],"However,":[31],"open":[33],"ocean":[34],"water,":[36],"pTR":[37,76,145],"could":[38],"not":[39],"eliminate":[40],"multipath":[41],"completely":[43],"due":[44],"channel":[47,58,96,108],"variation":[48],"and":[49,65,75],"hence":[50],"adaptive":[51],"filters":[52],"are":[53,71],"used":[54,94,130],"compensate":[56],"temporal":[59],"variations.":[60],"Least":[61,67],"Mean":[62],"Square":[63,68],"(LMS)":[64],"Recursive":[66],"(RLS)":[69],"algorithms":[70],"combined":[72],"DFE":[74],"at":[77],"receiver":[79],"for":[80,95,131],"faster":[81],"convergence.":[82],"To":[83],"compare":[84],"pTR-DFE,":[88],"Extended":[89,137],"Kalman":[90,138],"filter":[91],"(EKF)":[92],"is":[93,129,141],"coefficient":[97],"estimation":[98],"from":[99,118],"training":[101],"sequence.":[102],"EKF":[103],"tracks":[104],"varying":[107],"using":[109],"decisions":[111],"DFE.":[113,147],"The":[114,134],"signal":[116],"obtained":[117],"experiment":[120],"conducted":[121],"off":[122],"Bay":[123],"Bengal":[125],"during":[126],"June":[127],"2018":[128],"this":[132],"study.":[133],"DEF":[140],"compared":[142],"conventional":[144]},"counts_by_year":[{"year":2024,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}