{"id":"https://openalex.org/W3082907477","doi":"https://doi.org/10.1109/jsac.2020.3018826","title":"A New Path Division Multiple Access for the Massive MIMO-OTFS Networks","display_name":"A New Path Division Multiple Access for the Massive MIMO-OTFS Networks","publication_year":2020,"publication_date":"2020-08-31","ids":{"openalex":"https://openalex.org/W3082907477","doi":"https://doi.org/10.1109/jsac.2020.3018826","mag":"3082907477"},"language":"en","primary_location":{"id":"doi:10.1109/jsac.2020.3018826","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jsac.2020.3018826","pdf_url":null,"source":{"id":"https://openalex.org/S90422530","display_name":"IEEE Journal on Selected Areas in Communications","issn_l":"0733-8716","issn":["0733-8716","1558-0008"],"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal on Selected Areas in Communications","raw_type":"journal-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/A5023830852","display_name":"Muye Li","orcid":"https://orcid.org/0000-0002-1277-1967"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Muye Li","raw_affiliation_strings":["State Key Laboratory of Integrated Services Networks, Xidian University, Xian, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Integrated Services Networks, Xidian University, Xian, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101557082","display_name":"Shun Zhang","orcid":"https://orcid.org/0000-0002-1641-0771"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shun Zhang","raw_affiliation_strings":["State Key Laboratory of Integrated Services Networks, Xidian University, Xian, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Integrated Services Networks, Xidian University, Xian, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050402661","display_name":"Feifei Gao","orcid":"https://orcid.org/0000-0001-8896-352X"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Feifei Gao","raw_affiliation_strings":["State Key Laboratory of Intelligent Technologies and Systems, Tsinghua University, Beijing, China","Tsinghua National Laboratory for Information Science and Technology (TNList), Beijing, China","Tsinghua University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Intelligent Technologies and Systems, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]},{"raw_affiliation_string":"Tsinghua National Laboratory for Information Science and Technology (TNList), Beijing, China","institution_ids":["https://openalex.org/I99065089"]},{"raw_affiliation_string":"Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101880047","display_name":"Pingzhi Fan","orcid":"https://orcid.org/0000-0002-8281-6251"},"institutions":[{"id":"https://openalex.org/I4800084","display_name":"Southwest Jiaotong University","ror":"https://ror.org/00hn7w693","country_code":"CN","type":"education","lineage":["https://openalex.org/I4800084"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Pingzhi Fan","raw_affiliation_strings":["Provincial Key Laboratory of Information Coding and Transmission, Southwest Jiaotong University, Chengdu, China"],"affiliations":[{"raw_affiliation_string":"Provincial Key Laboratory of Information Coding and Transmission, Southwest Jiaotong University, Chengdu, China","institution_ids":["https://openalex.org/I4800084"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5077149719","display_name":"Octavia A. Dobre","orcid":"https://orcid.org/0000-0001-8528-0512"},"institutions":[{"id":"https://openalex.org/I130438778","display_name":"Memorial University of Newfoundland","ror":"https://ror.org/04haebc03","country_code":"CA","type":"education","lineage":["https://openalex.org/I130438778"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Octavia A. Dobre","raw_affiliation_strings":["Faculty of Engineering and Applied Science, Memorial University of Newfoundland, St. John\u2019s, Canada","Faculty of Engineering and Applied Science, Memorial University of Newfoundland, St. John's, Canada"],"affiliations":[{"raw_affiliation_string":"Faculty of Engineering and Applied Science, Memorial University of Newfoundland, St. John\u2019s, Canada","institution_ids":["https://openalex.org/I130438778"]},{"raw_affiliation_string":"Faculty of Engineering and Applied Science, Memorial University of Newfoundland, St. John's, Canada","institution_ids":["https://openalex.org/I130438778"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5023830852"],"corresponding_institution_ids":["https://openalex.org/I149594827"],"apc_list":null,"apc_paid":null,"fwci":9.2544,"has_fulltext":false,"cited_by_count":138,"citation_normalized_percentile":{"value":0.98599447,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":99,"max":100},"biblio":{"volume":"39","issue":"4","first_page":"903","last_page":"918"},"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9995999932289124,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9993000030517578,"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/computer-science","display_name":"Computer science","score":0.7616302967071533},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.6189048290252686},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5687426328659058},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.5539016723632812},{"id":"https://openalex.org/keywords/scheduling","display_name":"Scheduling (production processes)","score":0.506166398525238},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.49079760909080505},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiple-access","display_name":"Orthogonal frequency-division multiple access","score":0.4802272915840149},{"id":"https://openalex.org/keywords/doppler-effect","display_name":"Doppler effect","score":0.4536740481853485},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.4459439814090729},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.44223278760910034},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4383876323699951},{"id":"https://openalex.org/keywords/angle-of-arrival","display_name":"Angle of arrival","score":0.43311607837677},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.4313458204269409},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.40464988350868225},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3646511733531952},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.30618780851364136},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.2969377040863037},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.23121866583824158},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.131879985332489},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.12041100859642029}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7616302967071533},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.6189048290252686},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5687426328659058},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.5539016723632812},{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.506166398525238},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.49079760909080505},{"id":"https://openalex.org/C2775907427","wikidata":"https://www.wikidata.org/wiki/Q2697649","display_name":"Orthogonal frequency-division multiple access","level":4,"score":0.4802272915840149},{"id":"https://openalex.org/C142757262","wikidata":"https://www.wikidata.org/wiki/Q76436","display_name":"Doppler effect","level":2,"score":0.4536740481853485},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.4459439814090729},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.44223278760910034},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4383876323699951},{"id":"https://openalex.org/C13545353","wikidata":"https://www.wikidata.org/wiki/Q4763363","display_name":"Angle of arrival","level":3,"score":0.43311607837677},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.4313458204269409},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.40464988350868225},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3646511733531952},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.30618780851364136},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.2969377040863037},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.23121866583824158},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.131879985332489},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.12041100859642029},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jsac.2020.3018826","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jsac.2020.3018826","pdf_url":null,"source":{"id":"https://openalex.org/S90422530","display_name":"IEEE Journal on Selected Areas in Communications","issn_l":"0733-8716","issn":["0733-8716","1558-0008"],"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal on Selected Areas in Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1712271690","display_name":null,"funder_award_id":"6183101","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2154842831","display_name":null,"funder_award_id":"61871455","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3074403023","display_name":null,"funder_award_id":"61901329","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3293150855","display_name":null,"funder_award_id":"61931017","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4145199205","display_name":null,"funder_award_id":"61731017","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4658919692","display_name":null,"funder_award_id":"20109205456","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G5231906496","display_name":null,"funder_award_id":"2019M653557","funder_id":"https://openalex.org/F4320321543","funder_display_name":"China Postdoctoral Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320321543","display_name":"China Postdoctoral Science Foundation","ror":"https://ror.org/0426zh255"},{"id":"https://openalex.org/F4320334593","display_name":"Natural Sciences and Engineering Research Council of Canada","ror":"https://ror.org/01h531d29"},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":50,"referenced_works":["https://openalex.org/W836396136","https://openalex.org/W1601578671","https://openalex.org/W1895626603","https://openalex.org/W1938636034","https://openalex.org/W1999848302","https://openalex.org/W2064333058","https://openalex.org/W2088212435","https://openalex.org/W2088717366","https://openalex.org/W2113198493","https://openalex.org/W2139961842","https://openalex.org/W2145060291","https://openalex.org/W2147601077","https://openalex.org/W2262641688","https://openalex.org/W2263894897","https://openalex.org/W2321848620","https://openalex.org/W2490222774","https://openalex.org/W2522847968","https://openalex.org/W2599617854","https://openalex.org/W2612254130","https://openalex.org/W2620927896","https://openalex.org/W2651491514","https://openalex.org/W2728365515","https://openalex.org/W2740088812","https://openalex.org/W2741115985","https://openalex.org/W2803125737","https://openalex.org/W2807609521","https://openalex.org/W2884140695","https://openalex.org/W2888002205","https://openalex.org/W2896032744","https://openalex.org/W2899131610","https://openalex.org/W2910665221","https://openalex.org/W2942993434","https://openalex.org/W2950013137","https://openalex.org/W2962951066","https://openalex.org/W2963114949","https://openalex.org/W2963851315","https://openalex.org/W2964529439","https://openalex.org/W2964540353","https://openalex.org/W2970840827","https://openalex.org/W2973580472","https://openalex.org/W2976468372","https://openalex.org/W2978825329","https://openalex.org/W2981656143","https://openalex.org/W2999306815","https://openalex.org/W3001370401","https://openalex.org/W3022137255","https://openalex.org/W3101450547","https://openalex.org/W6737187475","https://openalex.org/W6753857157","https://openalex.org/W6771312982"],"related_works":["https://openalex.org/W4220680272","https://openalex.org/W2088352174","https://openalex.org/W3084132786","https://openalex.org/W4327661444","https://openalex.org/W2111376186","https://openalex.org/W2153711241","https://openalex.org/W2034991012","https://openalex.org/W2383112630","https://openalex.org/W1843974825","https://openalex.org/W2116453648"],"abstract_inverted_index":{"This":[0],"article":[1],"focuses":[2],"on":[3],"a":[4,23,103,203],"new":[5],"path":[6,104],"division":[7],"multiple":[8],"access":[9],"(PDMA)":[10],"for":[11,62,122],"both":[12],"uplink":[13],"(UL)":[14],"and":[15,42,77,90,115,151,190],"downlink":[16],"(DL)":[17],"massive":[18],"multiple-input":[19],"multiple-output":[20],"network":[21],"over":[22,80,128,196,208],"high":[24],"mobility":[25],"scenario,":[26],"where":[27],"the":[28,37,43,48,54,63,66,81,94,119,129,146,154,164,169,175,186,197,209,225],"orthogonal":[29,56],"time":[30],"frequency":[31],"space":[32,178],"(OTFS)":[33],"is":[34,60],"adopted.":[35],"First,":[36],"3D":[38,95,130,176,187],"UL":[39,67],"channel":[40,68,71,188],"model":[41,46],"received":[44],"signal":[45],"in":[47,163],"angle-delay-Doppler":[49,96,134,198,210],"domain":[50,149,211],"are":[51,181,221],"studied.":[52],"Secondly,":[53],"3D-Newtonized":[55],"matching":[57],"pursuit":[58],"algorithm":[59,106],"utilized":[61],"extraction":[64],"of":[65,74,93,179,227],"parameters,":[69],"including":[70],"gains,":[72],"directions":[73],"arrival,":[75],"delays,":[76],"Doppler":[78],"frequencies,":[79],"antenna-time-frequency":[82],"domain.":[83,135,199],"Thirdly,":[84],"we":[85,101,201],"carefully":[86],"analyze":[87],"energy":[88],"dispersion":[89],"power":[91],"leakage":[92],"channels.":[97],"Then,":[98,200],"along":[99],"UL,":[100],"design":[102],"scheduling":[105],"to":[107,116,145,156,184,212,223],"properly":[108],"assign":[109],"angle-domain":[110],"resources":[111],"at":[112,171],"user":[113],"sides":[114],"assure":[117],"that":[118],"observation":[120],"regions":[121],"different":[123,138],"users":[124,139],"do":[125],"not":[126],"overlap":[127],"cubic":[131],"area,":[132],"i.e.,":[133],"After":[136],"scheduling,":[137],"can":[140],"map":[141],"their":[142],"respective":[143],"data":[144,155,194],"scheduled":[147],"delay-Doppler":[148],"grids,":[150],"simultaneously":[152],"send":[153],"base":[157],"station":[158],"(BS)":[159],"without":[160],"inter-user":[161,214],"interference":[162,215],"same":[165],"OTFS":[166],"block.":[167],"Correspondingly,":[168],"signals":[170],"desired":[172],"grids":[173],"within":[174],"resource":[177],"BS":[180],"separately":[182],"collected":[183],"implement":[185],"estimation":[189],"maximal":[191],"ratio":[192],"combining-based":[193],"recovery":[195],"construct":[202],"low":[204],"complexity":[205],"beamforming":[206],"scheme":[207],"achieve":[213],"free":[216],"DL":[217],"communication.":[218],"Simulation":[219],"results":[220],"provided":[222],"demonstrate":[224],"validity":[226],"our":[228],"proposed":[229],"unified":[230],"UL/DL":[231],"PDMA":[232],"scheme.":[233]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":21},{"year":2024,"cited_by_count":25},{"year":2023,"cited_by_count":37},{"year":2022,"cited_by_count":32},{"year":2021,"cited_by_count":20}],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2025-10-10T00:00:00"}