{"id":"https://openalex.org/W3118536199","doi":"https://doi.org/10.1109/wpmc50192.2020.9309497","title":"Spectrum Efficient Multidimensional OFDM-CDIM Communication System","display_name":"Spectrum Efficient Multidimensional OFDM-CDIM Communication System","publication_year":2020,"publication_date":"2020-10-19","ids":{"openalex":"https://openalex.org/W3118536199","doi":"https://doi.org/10.1109/wpmc50192.2020.9309497","mag":"3118536199"},"language":"en","primary_location":{"id":"doi:10.1109/wpmc50192.2020.9309497","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wpmc50192.2020.9309497","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 23rd International Symposium on Wireless Personal Multimedia Communications (WPMC)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5000613163","display_name":"Changyoung An","orcid":"https://orcid.org/0000-0002-7829-7866"},"institutions":[{"id":"https://openalex.org/I163753206","display_name":"Chungbuk National University","ror":"https://ror.org/02wnxgj78","country_code":"KR","type":"education","lineage":["https://openalex.org/I163753206"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Changyoung An","raw_affiliation_strings":["Chungbuk National University, Cheongju, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chungbuk National University, Cheongju, Korea","institution_ids":["https://openalex.org/I163753206"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5017807837","display_name":"Heung\u2010Gyoon Ryu","orcid":"https://orcid.org/0000-0002-7368-9860"},"institutions":[{"id":"https://openalex.org/I163753206","display_name":"Chungbuk National University","ror":"https://ror.org/02wnxgj78","country_code":"KR","type":"education","lineage":["https://openalex.org/I163753206"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Heung-Gyoon Ryu","raw_affiliation_strings":["Chungbuk National University, Cheongju, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chungbuk National University, Cheongju, Korea","institution_ids":["https://openalex.org/I163753206"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I163753206"],"apc_list":null,"apc_paid":null,"fwci":0.3578,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.5320382,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"4"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11873","display_name":"PAPR reduction in OFDM","score":0.9998000264167786,"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":0.9998000264167786,"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":0.9943000078201294,"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":0.992900013923645,"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/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.9717872142791748},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.7976716756820679},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6621778011322021},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.598131537437439},{"id":"https://openalex.org/keywords/modulation","display_name":"Modulation (music)","score":0.5184492468833923},{"id":"https://openalex.org/keywords/multiplexing","display_name":"Multiplexing","score":0.49472662806510925},{"id":"https://openalex.org/keywords/frequency-division-multiplexing","display_name":"Frequency-division multiplexing","score":0.4701511859893799},{"id":"https://openalex.org/keywords/physical-layer","display_name":"Physical layer","score":0.4564294219017029},{"id":"https://openalex.org/keywords/degradation","display_name":"Degradation (telecommunications)","score":0.4300056993961334},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.27866822481155396},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.2569792866706848},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.19124874472618103},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.12832731008529663}],"concepts":[{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.9717872142791748},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.7976716756820679},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6621778011322021},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.598131537437439},{"id":"https://openalex.org/C123079801","wikidata":"https://www.wikidata.org/wiki/Q750240","display_name":"Modulation (music)","level":2,"score":0.5184492468833923},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.49472662806510925},{"id":"https://openalex.org/C89061704","wikidata":"https://www.wikidata.org/wiki/Q5555726","display_name":"Frequency-division multiplexing","level":4,"score":0.4701511859893799},{"id":"https://openalex.org/C19247436","wikidata":"https://www.wikidata.org/wiki/Q192727","display_name":"Physical layer","level":3,"score":0.4564294219017029},{"id":"https://openalex.org/C2779679103","wikidata":"https://www.wikidata.org/wiki/Q5251805","display_name":"Degradation (telecommunications)","level":2,"score":0.4300056993961334},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.27866822481155396},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.2569792866706848},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.19124874472618103},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.12832731008529663},{"id":"https://openalex.org/C107038049","wikidata":"https://www.wikidata.org/wiki/Q35986","display_name":"Aesthetics","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wpmc50192.2020.9309497","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wpmc50192.2020.9309497","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 23rd International Symposium on Wireless Personal Multimedia Communications (WPMC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.550000011920929}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321408","display_name":"Ministry of Education","ror":"https://ror.org/01p262204"},{"id":"https://openalex.org/F4320322120","display_name":"National Research Foundation of Korea","ror":"https://ror.org/013aysd81"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W1976273875","https://openalex.org/W2009818259","https://openalex.org/W2053850706","https://openalex.org/W2101496504","https://openalex.org/W2132529483","https://openalex.org/W2133145780","https://openalex.org/W2945413352"],"related_works":["https://openalex.org/W2369501245","https://openalex.org/W3118536199","https://openalex.org/W3168365631","https://openalex.org/W3016860855","https://openalex.org/W2466005243","https://openalex.org/W2410705835","https://openalex.org/W294051182","https://openalex.org/W2005662164","https://openalex.org/W2062880527","https://openalex.org/W2160172333"],"abstract_inverted_index":{"In":[0],"this":[1,85],"paper,":[2],"we":[3],"propose":[4],"a":[5,51],"multidimensional":[6,81],"orthogonal":[7,23],"frequency":[8,24],"division":[9,25],"multiplexing":[10,26],"with":[11,128],"coded":[12],"direct":[13],"index":[14],"modulation":[15],"(MD-OFDM-CDIM)":[16],"to":[17,55,61,68,76,111],"improve":[18,32],"the":[19,33,38,74,88,91,117],"spectral":[20,34,108,123],"efficiency":[21,35,109,124],"of":[22,64,73,90,106],"(OFDM).":[27],"The":[28],"proposed":[29,118],"system":[30,86,92,119],"can":[31,120],"by":[36],"increasing":[37],"code":[39],"rate":[40],"without":[41],"significant":[42,102],"performance":[43,89,126],"degradation.":[44],"Although":[45],"OFDM":[46,65,82],"is":[47,80,100],"mainly":[48],"used":[49],"as":[50],"physical":[52],"layer":[53],"technology":[54],"satisfy":[56,77],"these":[57,78],"requirements,":[58],"continuous":[59],"improvements":[60],"various":[62],"characteristics":[63],"are":[66],"required":[67],"support":[69],"next-generation":[70],"scenarios.":[71],"One":[72],"studies":[75],"requirements":[79],"(MD-OFDM),":[83],"but":[84],"improves":[87],"while":[93],"consuming":[94],"additional":[95],"time":[96],"resources,":[97],"so":[98],"there":[99],"no":[101],"advantage":[103],"in":[104],"terms":[105],"fundamental":[107],"compared":[110,127],"OFDM.":[112],"Simulation":[113],"results":[114],"show":[115],"that":[116],"achieve":[121],"higher":[122],"and":[125,131],"conventional":[129],"OFDM,":[130],"MD-OFDM.":[132]},"counts_by_year":[{"year":2024,"cited_by_count":2},{"year":2022,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
