{"id":"https://openalex.org/W4317419040","doi":"https://doi.org/10.1109/vtc2022-fall57202.2022.10012974","title":"Learning based Delay-Doppler Channel Estimation with Interleaved Pilots in OTFS","display_name":"Learning based Delay-Doppler Channel Estimation with Interleaved Pilots in OTFS","publication_year":2022,"publication_date":"2022-09-01","ids":{"openalex":"https://openalex.org/W4317419040","doi":"https://doi.org/10.1109/vtc2022-fall57202.2022.10012974"},"language":"en","primary_location":{"id":"doi:10.1109/vtc2022-fall57202.2022.10012974","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtc2022-fall57202.2022.10012974","pdf_url":null,"source":{"id":"https://openalex.org/S4363607792","display_name":"2022 IEEE 96th Vehicular Technology Conference (VTC2022-Fall)","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":"2022 IEEE 96th Vehicular Technology Conference (VTC2022-Fall)","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/A5024645617","display_name":"Sandesh Rao Mattu","orcid":"https://orcid.org/0000-0003-1223-3875"},"institutions":[{"id":"https://openalex.org/I59270414","display_name":"Indian Institute of Science Bangalore","ror":"https://ror.org/04dese585","country_code":"IN","type":"education","lineage":["https://openalex.org/I59270414"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"Sandesh Rao Mattu","raw_affiliation_strings":["Indian Institute of Science,Department of Electrical Communication Engineering,Bangalore","Department of Electrical Communication Engineering, Indian Institute of Science, Bangalore"],"affiliations":[{"raw_affiliation_string":"Indian Institute of Science,Department of Electrical Communication Engineering,Bangalore","institution_ids":["https://openalex.org/I59270414"]},{"raw_affiliation_string":"Department of Electrical Communication Engineering, Indian Institute of Science, Bangalore","institution_ids":["https://openalex.org/I59270414"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5076764000","display_name":"A. Chockalingam","orcid":"https://orcid.org/0000-0003-0701-0327"},"institutions":[{"id":"https://openalex.org/I59270414","display_name":"Indian Institute of Science Bangalore","ror":"https://ror.org/04dese585","country_code":"IN","type":"education","lineage":["https://openalex.org/I59270414"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"A. Chockalingam","raw_affiliation_strings":["Indian Institute of Science,Department of Electrical Communication Engineering,Bangalore","Department of Electrical Communication Engineering, Indian Institute of Science, Bangalore"],"affiliations":[{"raw_affiliation_string":"Indian Institute of Science,Department of Electrical Communication Engineering,Bangalore","institution_ids":["https://openalex.org/I59270414"]},{"raw_affiliation_string":"Department of Electrical Communication Engineering, Indian Institute of Science, Bangalore","institution_ids":["https://openalex.org/I59270414"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5024645617"],"corresponding_institution_ids":["https://openalex.org/I59270414"],"apc_list":null,"apc_paid":null,"fwci":1.9334,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.87823809,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11873","display_name":"PAPR reduction in OFDM","score":1.0,"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/T11873","display_name":"PAPR reduction in OFDM","score":1.0,"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/T10232","display_name":"Optical Network Technologies","score":0.9778000116348267,"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/T10205","display_name":"Advanced Fiber Optic Sensors","score":0.9628000259399414,"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/guard-interval","display_name":"Guard interval","score":0.7756260633468628},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6565470695495605},{"id":"https://openalex.org/keywords/guard","display_name":"Guard (computer science)","score":0.5856106281280518},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5133823156356812},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4947506785392761},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.4567284882068634},{"id":"https://openalex.org/keywords/bin","display_name":"Bin","score":0.42944738268852234},{"id":"https://openalex.org/keywords/pilot-signal","display_name":"Pilot signal","score":0.4244401752948761},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.41496923565864563},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.382424533367157},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.2876015305519104},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2000473141670227},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.1808544099330902},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.09869498014450073}],"concepts":[{"id":"https://openalex.org/C2777796584","wikidata":"https://www.wikidata.org/wiki/Q1132816","display_name":"Guard interval","level":4,"score":0.7756260633468628},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6565470695495605},{"id":"https://openalex.org/C141141315","wikidata":"https://www.wikidata.org/wiki/Q2379942","display_name":"Guard (computer science)","level":2,"score":0.5856106281280518},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5133823156356812},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4947506785392761},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.4567284882068634},{"id":"https://openalex.org/C156273044","wikidata":"https://www.wikidata.org/wiki/Q4913766","display_name":"Bin","level":2,"score":0.42944738268852234},{"id":"https://openalex.org/C197264572","wikidata":"https://www.wikidata.org/wiki/Q2095206","display_name":"Pilot signal","level":3,"score":0.4244401752948761},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.41496923565864563},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.382424533367157},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.2876015305519104},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2000473141670227},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.1808544099330902},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.09869498014450073},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/vtc2022-fall57202.2022.10012974","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtc2022-fall57202.2022.10012974","pdf_url":null,"source":{"id":"https://openalex.org/S4363607792","display_name":"2022 IEEE 96th Vehicular Technology Conference (VTC2022-Fall)","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":"2022 IEEE 96th Vehicular Technology Conference (VTC2022-Fall)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6600000262260437,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W2064675550","https://openalex.org/W2114004090","https://openalex.org/W2612254130","https://openalex.org/W2888002205","https://openalex.org/W2962951066","https://openalex.org/W2963817362","https://openalex.org/W2963986627","https://openalex.org/W2968632081","https://openalex.org/W3082571270","https://openalex.org/W3095209159","https://openalex.org/W3130141570","https://openalex.org/W3186159221","https://openalex.org/W4288108708","https://openalex.org/W4295312788","https://openalex.org/W4360609673","https://openalex.org/W6766978945","https://openalex.org/W6767707592"],"related_works":["https://openalex.org/W2107701374","https://openalex.org/W1616588898","https://openalex.org/W2364532768","https://openalex.org/W2000069970","https://openalex.org/W2143294596","https://openalex.org/W2041892000","https://openalex.org/W2132587714","https://openalex.org/W138634277","https://openalex.org/W2055722383","https://openalex.org/W2993753599"],"abstract_inverted_index":{"Traditionally,":[0],"channel":[1,103,122,183],"estimation":[2,99,184],"in":[3,12,25,31,62,185],"orthogonal":[4],"time":[5],"frequency":[6],"space":[7],"(OTFS)":[8],"is":[9,50,109],"carried":[10],"out":[11],"the":[13,26,36,44,113,128,153,168,190],"delay-Doppler":[14],"(DD)":[15],"domain":[16,102],"by":[17,22],"placing":[18],"pilot":[19,53,69,142,176,192,199],"symbols":[20,54,57,119],"surrounded":[21],"guard":[23,37,47,81,180,203],"bins":[24,38,174,177,197],"DD":[27,101],"grid.":[28],"This":[29],"results":[30,149],"reduced":[32],"spectral":[33],"efficiency":[34],"as":[35,95],"do":[39],"not":[40,79],"carry":[41],"information.":[42,105],"In":[43],"absence":[45],"of":[46,100,115,137,144],"bins,":[48],"there":[49],"leakage":[51,116],"from":[52,117],"to":[55,94,111],"data":[56,118],"and":[58,83,120,178,201],"vice":[59],"versa.":[60],"Therefore,":[61],"this":[63],"paper,":[64],"we":[65],"consider":[66],"an":[67],"interleaved":[68],"(IP)":[70],"placement":[71],"scheme":[72,130,170,193],"with":[73,124],"a":[74,85,132,141,186],"lattice-type":[75],"arrangement":[76],"(which":[77],"does":[78],"have":[80],"bins)":[82,181],"propose":[84],"deep":[86],"learning":[87],"architecture":[88,156],"using":[89],"recurrent":[90],"neural":[91],"networks":[92],"(referred":[93],"IPNet)":[96],"for":[97,182],"efficient":[98],"state":[104],"The":[106],"proposed":[107,129,154,169],"IPNet":[108,155],"trained":[110],"overcome":[112],"effects":[114],"provide":[121],"estimates":[123],"good":[125,158],"accuracy":[126],"(e.g.,":[127],"achieves":[131,157],"normalized":[133],"mean":[134],"square":[135],"error":[136,160],"about":[138],"0.01":[139],"at":[140],"SNR":[143],"25":[145,195],"dB).":[146],"Our":[147],"simulation":[148],"also":[150],"show":[151],"that":[152],"bit":[159],"performance":[161],"while":[162,189],"being":[163],"spectrally":[164],"efficient.":[165],"For":[166],"example,":[167],"uses":[171,194],"12":[172],"overhead":[173,196],"(12":[175],"no":[179],"considered":[187],"frame":[188],"embedded":[191],"(1":[198],"bin":[200],"24":[202],"bins).":[204]},"counts_by_year":[{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
