{"id":"https://openalex.org/W2910680693","doi":"https://doi.org/10.1109/lwc.2019.2893258","title":"OFDM With Index Modulation Assisted by Multiple Amplify-and-Forward Relays","display_name":"OFDM With Index Modulation Assisted by Multiple Amplify-and-Forward Relays","publication_year":2019,"publication_date":"2019-01-15","ids":{"openalex":"https://openalex.org/W2910680693","doi":"https://doi.org/10.1109/lwc.2019.2893258","mag":"2910680693"},"language":"en","primary_location":{"id":"doi:10.1109/lwc.2019.2893258","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2019.2893258","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"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 Wireless Communications Letters","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/A5111017566","display_name":"Guo Sheng","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Guo Sheng","raw_affiliation_strings":["Department of Communication Engineering, Zhejiang Post and Telecommunication College, Shaoxing, China"],"affiliations":[{"raw_affiliation_string":"Department of Communication Engineering, Zhejiang Post and Telecommunication College, Shaoxing, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074392353","display_name":"Shuping Dang","orcid":"https://orcid.org/0000-0002-0018-815X"},"institutions":[{"id":"https://openalex.org/I71920554","display_name":"King Abdullah University of Science and Technology","ror":"https://ror.org/01q3tbs38","country_code":"SA","type":"education","lineage":["https://openalex.org/I71920554"]}],"countries":["SA"],"is_corresponding":false,"raw_author_name":"Shuping Dang","raw_affiliation_strings":["Computer, Electrical and Mathematical Science and Engineering Division,, King Abdullah University of Science and Technology, Thuwal, Saudi Arabiaa"],"affiliations":[{"raw_affiliation_string":"Computer, Electrical and Mathematical Science and Engineering Division,, King Abdullah University of Science and Technology, Thuwal, Saudi Arabiaa","institution_ids":["https://openalex.org/I71920554"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012060181","display_name":"Zhenrong Zhang","orcid":"https://orcid.org/0000-0003-1125-6637"},"institutions":[{"id":"https://openalex.org/I150807315","display_name":"Guangxi University","ror":"https://ror.org/02c9qn167","country_code":"CN","type":"education","lineage":["https://openalex.org/I150807315"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhenrong Zhang","raw_affiliation_strings":["Guangxi Key Laboratory of Multimedia Communications and Network Technology, Guangxi University, Nanning, China"],"affiliations":[{"raw_affiliation_string":"Guangxi Key Laboratory of Multimedia Communications and Network Technology, Guangxi University, Nanning, China","institution_ids":["https://openalex.org/I150807315"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008559373","display_name":"Enis Ko\u010dan","orcid":"https://orcid.org/0000-0003-2852-209X"},"institutions":[{"id":"https://openalex.org/I5936373","display_name":"University of Montenegro","ror":"https://ror.org/02drrjp49","country_code":"ME","type":"education","lineage":["https://openalex.org/I5936373"]}],"countries":["ME"],"is_corresponding":false,"raw_author_name":"Enis Kocan","raw_affiliation_strings":["Faculty of Electrical Engineering, University of Montenegro, Podgorica, Montenegro"],"affiliations":[{"raw_affiliation_string":"Faculty of Electrical Engineering, University of Montenegro, Podgorica, Montenegro","institution_ids":["https://openalex.org/I5936373"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5062205101","display_name":"Milica Pejanovi\u0107-Djuri\u0161i\u0107","orcid":"https://orcid.org/0000-0003-2950-8097"},"institutions":[{"id":"https://openalex.org/I5936373","display_name":"University of Montenegro","ror":"https://ror.org/02drrjp49","country_code":"ME","type":"education","lineage":["https://openalex.org/I5936373"]}],"countries":["ME"],"is_corresponding":false,"raw_author_name":"Milica Pejanovic-Djurisic","raw_affiliation_strings":["Faculty of Electrical Engineering, University of Montenegro, Podgorica, Montenegro"],"affiliations":[{"raw_affiliation_string":"Faculty of Electrical Engineering, University of Montenegro, Podgorica, Montenegro","institution_ids":["https://openalex.org/I5936373"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5111017566"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.4205,"has_fulltext":false,"cited_by_count":24,"citation_normalized_percentile":{"value":0.89033704,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":99},"biblio":{"volume":"8","issue":"3","first_page":"789","last_page":"792"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9998999834060669,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9998999834060669,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12791","display_name":"Full-Duplex Wireless Communications","score":0.993399977684021,"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/relay","display_name":"Relay","score":0.8308007121086121},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.6700459718704224},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6424254775047302},{"id":"https://openalex.org/keywords/subcarrier","display_name":"Subcarrier","score":0.6210346817970276},{"id":"https://openalex.org/keywords/diversity-gain","display_name":"Diversity gain","score":0.5644474029541016},{"id":"https://openalex.org/keywords/modulation","display_name":"Modulation (music)","score":0.5145637392997742},{"id":"https://openalex.org/keywords/multiplexing","display_name":"Multiplexing","score":0.5033213496208191},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.48790761828422546},{"id":"https://openalex.org/keywords/selection","display_name":"Selection (genetic algorithm)","score":0.480493426322937},{"id":"https://openalex.org/keywords/maximal-ratio-combining","display_name":"Maximal-ratio combining","score":0.4381723403930664},{"id":"https://openalex.org/keywords/modulation-index","display_name":"Modulation index","score":0.421242356300354},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.42024847865104675},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.37144607305526733},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.3632848262786865},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.3553459346294403},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3090200424194336},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.14726248383522034},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.14225083589553833},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.1344275176525116},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1292630434036255},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.0872240960597992},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.06013798713684082}],"concepts":[{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.8308007121086121},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.6700459718704224},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6424254775047302},{"id":"https://openalex.org/C198329298","wikidata":"https://www.wikidata.org/wiki/Q586358","display_name":"Subcarrier","level":4,"score":0.6210346817970276},{"id":"https://openalex.org/C164785522","wikidata":"https://www.wikidata.org/wiki/Q5283966","display_name":"Diversity gain","level":4,"score":0.5644474029541016},{"id":"https://openalex.org/C123079801","wikidata":"https://www.wikidata.org/wiki/Q750240","display_name":"Modulation (music)","level":2,"score":0.5145637392997742},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.5033213496208191},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.48790761828422546},{"id":"https://openalex.org/C81917197","wikidata":"https://www.wikidata.org/wiki/Q628760","display_name":"Selection (genetic algorithm)","level":2,"score":0.480493426322937},{"id":"https://openalex.org/C86024645","wikidata":"https://www.wikidata.org/wiki/Q6795632","display_name":"Maximal-ratio combining","level":4,"score":0.4381723403930664},{"id":"https://openalex.org/C2776635522","wikidata":"https://www.wikidata.org/wiki/Q11883093","display_name":"Modulation index","level":4,"score":0.421242356300354},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.42024847865104675},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.37144607305526733},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.3632848262786865},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.3553459346294403},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3090200424194336},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.14726248383522034},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.14225083589553833},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.1344275176525116},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1292630434036255},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0872240960597992},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.06013798713684082},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C11190779","wikidata":"https://www.wikidata.org/wiki/Q664575","display_name":"Inverter","level":3,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/lwc.2019.2893258","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2019.2893258","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"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 Wireless Communications Letters","raw_type":"journal-article"},{"id":"pmh:oai:repository.kaust.edu.sa:10754/630870","is_oa":false,"landing_page_url":"http://hdl.handle.net/10754/630870","pdf_url":null,"source":{"id":"https://openalex.org/S4306401596","display_name":"King Abdullah University of Science and Technology Repository (King Abdullah University of Science and Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I71920554","host_organization_name":"King Abdullah University of Science and Technology","host_organization_lineage":["https://openalex.org/I71920554"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"1","raw_type":"Article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G805142016","display_name":null,"funder_award_id":"61661004","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8909565895","display_name":null,"funder_award_id":"2017GXNSFAA198227","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1995040965","https://openalex.org/W2049607441","https://openalex.org/W2054692642","https://openalex.org/W2111337460","https://openalex.org/W2137701550","https://openalex.org/W2149869336","https://openalex.org/W2183438859","https://openalex.org/W2290024879","https://openalex.org/W2403256519","https://openalex.org/W2520806504","https://openalex.org/W2540924152","https://openalex.org/W2792729933","https://openalex.org/W2803669946","https://openalex.org/W2825216457","https://openalex.org/W2900237763","https://openalex.org/W2963123590","https://openalex.org/W2964014541"],"related_works":["https://openalex.org/W2120054117","https://openalex.org/W1531722310","https://openalex.org/W1568549004","https://openalex.org/W2121282532","https://openalex.org/W2981790152","https://openalex.org/W2322473380","https://openalex.org/W2112964915","https://openalex.org/W2527788075","https://openalex.org/W2042097629","https://openalex.org/W4313496004"],"abstract_inverted_index":{"A":[0],"multi-relay":[1],"assisted":[2],"orthogonal":[3],"frequency":[4],"division":[5],"multiplexing":[6],"system":[7,75],"with":[8,89],"index":[9],"modulation":[10],"is":[11,22,117,129],"proposed":[12,65,74],"in":[13,45,63,108],"this":[14],"letter,":[15],"assuming":[16],"that":[17,119],"amplify-and-forward":[18],"(AF)":[19],"relaying":[20,40,92],"protocol":[21],"adopted":[23],"at":[24],"relays.":[25],"Two":[26],"commonly":[27],"used":[28],"AF":[29,35,39,91],"protocols":[30,93],"are":[31],"considered:":[32],"1)":[33],"fixed-gain":[34],"and":[36,59,76,94],"2)":[37],"variable-gain":[38],"protocols.":[41],"To":[42],"utilize":[43],"relays":[44,128],"an":[46],"efficient":[47],"manner,":[48],"we":[49,101],"also":[50],"employ":[51],"two":[52],"multi-carrier":[53,95],"relay":[54,61,96],"selection":[55,62,97],"schemes":[56],"termed":[57],"bulk":[58],"per-subcarrier":[60],"the":[64,69,73,81,103,109,120,125],"system.":[66],"We":[67],"analyze":[68],"outage":[70,83],"performance":[71],"of":[72,80,106,127],"derive":[77],"closed-form":[78],"expressions":[79,105],"average":[82],"probabilities":[84],"(AOPs)":[85],"for":[86],"all":[87],"cases":[88],"different":[90],"schemes.":[98],"In":[99],"addition,":[100],"obtain":[102],"asymptotic":[104],"AOPs":[107],"high":[110],"signal-to-noise":[111],"ratio":[112],"region,":[113],"by":[114],"which":[115],"it":[116],"proven":[118],"full":[121],"diversity":[122],"gain":[123],"equaling":[124],"number":[126],"attainable.":[130]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":3},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":9}],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2025-10-10T00:00:00"}