{"id":"https://openalex.org/W3208189728","doi":"https://doi.org/10.1109/access.2021.3124212","title":"An Efficient Method for Combining Multi-User MIMO Tomlinson-Harashima Precoding With User Selection Based on Spatial Orthogonality","display_name":"An Efficient Method for Combining Multi-User MIMO Tomlinson-Harashima Precoding With User Selection Based on Spatial Orthogonality","publication_year":2021,"publication_date":"2021-01-01","ids":{"openalex":"https://openalex.org/W3208189728","doi":"https://doi.org/10.1109/access.2021.3124212","mag":"3208189728"},"language":"en","primary_location":{"id":"doi:10.1109/access.2021.3124212","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2021.3124212","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09594821.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09594821.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5017112488","display_name":"Hirofumi Suganuma","orcid":"https://orcid.org/0000-0002-4113-8271"},"institutions":[{"id":"https://openalex.org/I150744194","display_name":"Waseda University","ror":"https://ror.org/00ntfnx83","country_code":"JP","type":"education","lineage":["https://openalex.org/I150744194"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hirofumi Suganuma","raw_affiliation_strings":["Graduate School of Fundamental Science and Engineering, Waseda University, Tokyo 169-8555, Japan. (e-mail: hirofumi_s@aoni.waseda.jp)","Graduate School of Fundamental Science and Engineering, Waseda University, Tokyo 169-8555, Japan"],"raw_orcid":"https://orcid.org/0000-0002-4113-8271","affiliations":[{"raw_affiliation_string":"Graduate School of Fundamental Science and Engineering, Waseda University, Tokyo 169-8555, Japan. (e-mail: hirofumi_s@aoni.waseda.jp)","institution_ids":["https://openalex.org/I150744194"]},{"raw_affiliation_string":"Graduate School of Fundamental Science and Engineering, Waseda University, Tokyo 169-8555, Japan","institution_ids":["https://openalex.org/I150744194"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080388968","display_name":"Yukiko Shimbo","orcid":null},"institutions":[{"id":"https://openalex.org/I150744194","display_name":"Waseda University","ror":"https://ror.org/00ntfnx83","country_code":"JP","type":"education","lineage":["https://openalex.org/I150744194"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yukiko Shimbo","raw_affiliation_strings":["Graduate School of Fundamental Science and Engineering, Waseda University, Tokyo 169-8555, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Fundamental Science and Engineering, Waseda University, Tokyo 169-8555, Japan","institution_ids":["https://openalex.org/I150744194"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008124865","display_name":"Tomoki Maruko","orcid":null},"institutions":[{"id":"https://openalex.org/I150744194","display_name":"Waseda University","ror":"https://ror.org/00ntfnx83","country_code":"JP","type":"education","lineage":["https://openalex.org/I150744194"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tomoki Maruko","raw_affiliation_strings":["Graduate School of Fundamental Science and Engineering, Waseda University, Tokyo 169-8555, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Fundamental Science and Engineering, Waseda University, Tokyo 169-8555, Japan","institution_ids":["https://openalex.org/I150744194"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079276818","display_name":"Hiromichi Tomeba","orcid":null},"institutions":[{"id":"https://openalex.org/I171818078","display_name":"Nitto (Japan)","ror":"https://ror.org/01kq4az79","country_code":"JP","type":"company","lineage":["https://openalex.org/I171818078"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiromichi Tomeba","raw_affiliation_strings":["Telecommunication & Image Technology Laboratories, Corporate R&D BU, Sharp Corporation, Chiba 261-8520, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Telecommunication & Image Technology Laboratories, Corporate R&D BU, Sharp Corporation, Chiba 261-8520, Japan","institution_ids":["https://openalex.org/I171818078"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026563833","display_name":"Takashi Onodera","orcid":"https://orcid.org/0000-0003-0800-9600"},"institutions":[{"id":"https://openalex.org/I171818078","display_name":"Nitto (Japan)","ror":"https://ror.org/01kq4az79","country_code":"JP","type":"company","lineage":["https://openalex.org/I171818078"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takashi Onodera","raw_affiliation_strings":["Telecommunication & Image Technology Laboratories, Corporate R&D BU, Sharp Corporation, Chiba 261-8520, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Telecommunication & Image Technology Laboratories, Corporate R&D BU, Sharp Corporation, Chiba 261-8520, Japan","institution_ids":["https://openalex.org/I171818078"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5059360928","display_name":"Fumiaki Maehara","orcid":"https://orcid.org/0000-0002-4752-8270"},"institutions":[{"id":"https://openalex.org/I150744194","display_name":"Waseda University","ror":"https://ror.org/00ntfnx83","country_code":"JP","type":"education","lineage":["https://openalex.org/I150744194"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Fumiaki Maehara","raw_affiliation_strings":["Graduate School of Fundamental Science and Engineering, Waseda University, Tokyo 169-8555, Japan"],"raw_orcid":"https://orcid.org/0000-0002-4752-8270","affiliations":[{"raw_affiliation_string":"Graduate School of Fundamental Science and Engineering, Waseda University, Tokyo 169-8555, Japan","institution_ids":["https://openalex.org/I150744194"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.2034,"has_fulltext":true,"cited_by_count":4,"citation_normalized_percentile":{"value":0.52243028,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":98},"biblio":{"volume":"9","issue":null,"first_page":"148449","last_page":"148458"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9988999962806702,"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":0.9987999796867371,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.9024078249931335},{"id":"https://openalex.org/keywords/orthogonality","display_name":"Orthogonality","score":0.7878454327583313},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.7408981919288635},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6581147909164429},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5420613288879395},{"id":"https://openalex.org/keywords/selection","display_name":"Selection (genetic algorithm)","score":0.5034882426261902},{"id":"https://openalex.org/keywords/multi-user-mimo","display_name":"Multi-user MIMO","score":0.48333999514579773},{"id":"https://openalex.org/keywords/diversity-gain","display_name":"Diversity gain","score":0.4101382791996002},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2889784574508667},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.19120213389396667},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.09184688329696655}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.9024078249931335},{"id":"https://openalex.org/C17137986","wikidata":"https://www.wikidata.org/wiki/Q215067","display_name":"Orthogonality","level":2,"score":0.7878454327583313},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.7408981919288635},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6581147909164429},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5420613288879395},{"id":"https://openalex.org/C81917197","wikidata":"https://www.wikidata.org/wiki/Q628760","display_name":"Selection (genetic algorithm)","level":2,"score":0.5034882426261902},{"id":"https://openalex.org/C91330434","wikidata":"https://www.wikidata.org/wiki/Q738298","display_name":"Multi-user MIMO","level":4,"score":0.48333999514579773},{"id":"https://openalex.org/C164785522","wikidata":"https://www.wikidata.org/wiki/Q5283966","display_name":"Diversity gain","level":4,"score":0.4101382791996002},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2889784574508667},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.19120213389396667},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.09184688329696655},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2021.3124212","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2021.3124212","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09594821.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:4f3064e7c44048cfac988420bddc29a3","is_oa":true,"landing_page_url":"https://doaj.org/article/4f3064e7c44048cfac988420bddc29a3","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","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":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 9, Pp 148449-148458 (2021)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2021.3124212","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2021.3124212","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09594821.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3208189728.pdf","grobid_xml":"https://content.openalex.org/works/W3208189728.grobid-xml"},"referenced_works_count":25,"referenced_works":["https://openalex.org/W1969465577","https://openalex.org/W2005588828","https://openalex.org/W2009270287","https://openalex.org/W2023877378","https://openalex.org/W2056429001","https://openalex.org/W2089386267","https://openalex.org/W2096765600","https://openalex.org/W2097578209","https://openalex.org/W2109002317","https://openalex.org/W2115788388","https://openalex.org/W2143927285","https://openalex.org/W2150764210","https://openalex.org/W2152135092","https://openalex.org/W2157807600","https://openalex.org/W2164497732","https://openalex.org/W2272804037","https://openalex.org/W2520538272","https://openalex.org/W2566940354","https://openalex.org/W2605344455","https://openalex.org/W2770384546","https://openalex.org/W2905893439","https://openalex.org/W2937887310","https://openalex.org/W2964005248","https://openalex.org/W3163174617","https://openalex.org/W4240704246"],"related_works":["https://openalex.org/W2489379490","https://openalex.org/W2545343974","https://openalex.org/W1500439066","https://openalex.org/W2542194775","https://openalex.org/W2182661536","https://openalex.org/W2120807897","https://openalex.org/W1987031311","https://openalex.org/W2141031289","https://openalex.org/W1969186191","https://openalex.org/W2107228371"],"abstract_inverted_index":{"Combining":[0],"multi-user":[1,19],"multiple-input":[2],"and":[3,18,64],"multiple-output":[4],"(MU-MIMO)":[5],"Tomlinson-Harashima":[6],"precoding":[7],"(THP)":[8],"with":[9,47,108,144,155],"semiorthogonal":[10],"user":[11],"selection":[12],"(SUS)":[13],"yields":[14],"both":[15,62],"space":[16],"diversity":[17,20],"benefits;":[21],"however,":[22],"it":[23],"entails":[24],"a":[25,95,105],"significant":[26],"computational":[27,147],"effort.":[28],"To":[29],"overcome":[30],"this":[31,37],"limitation":[32],"while":[33],"retaining":[34],"system-level":[35,96],"performance,":[36],"paper":[38],"proposes":[39],"an":[40,156],"efficient":[41],"method":[42,51,101,107,131,143,152],"for":[43,81],"combining":[44],"MU-MIMO":[45,141],"THP":[46,63,142],"SUS.":[48],"The":[49],"proposed":[50,100,118,130,151],"is":[52,78,102],"inspired":[53],"by":[54],"the":[55,58,73,82,88,92,99,109,114,117,129,134,139,146,150,159],"fact":[56],"that":[57,127],"ordering":[59,74,83,89,110],"calculations":[60],"in":[61,84,91,158],"SUS":[65,77],"are":[66],"generally":[67],"based":[68],"on":[69],"spatial":[70],"orthogonality.":[71],"Particularly,":[72],"result":[75],"of":[76,116,149,161],"fully":[79],"reused":[80],"THP,":[85],"thereby":[86,112],"eliminating":[87],"calculation":[90],"latter.":[93],"Through":[94],"performance":[97],"evaluation,":[98],"compared":[103],"to":[104],"traditional":[106,140],"process,":[111],"demonstrating":[113],"effectiveness":[115],"method.":[119],"Numerical":[120],"results":[121],"obtained":[122],"via":[123],"computer":[124],"simulations":[125],"show":[126],"although":[128],"achieves":[132],"almost":[133],"same":[135],"system":[136],"capacity":[137],"as":[138],"ordering,":[145],"complexity":[148],"decreases":[153],"substantially":[154],"increase":[157],"number":[160],"antennas.":[162]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}