{"id":"https://openalex.org/W3009324170","doi":"https://doi.org/10.1109/globecom38437.2019.9014050","title":"Hybrid Precoding for Multi-Group Multicasting in mmWave Systems","display_name":"Hybrid Precoding for Multi-Group Multicasting in mmWave Systems","publication_year":2019,"publication_date":"2019-12-01","ids":{"openalex":"https://openalex.org/W3009324170","doi":"https://doi.org/10.1109/globecom38437.2019.9014050","mag":"3009324170"},"language":"en","primary_location":{"id":"doi:10.1109/globecom38437.2019.9014050","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globecom38437.2019.9014050","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 IEEE Global Communications Conference (GLOBECOM)","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/A5007576920","display_name":"Luis F. Abanto\u2010Leon","orcid":"https://orcid.org/0000-0002-3533-7928"},"institutions":[{"id":"https://openalex.org/I31512782","display_name":"Technical University of Darmstadt","ror":"https://ror.org/05n911h24","country_code":"DE","type":"education","lineage":["https://openalex.org/I31512782"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Luis F. Abanto-Leon","raw_affiliation_strings":["Secure Mobile Networking (SEEMOO) Lab, Technische Universit\u00e4t Darmstadt, Germany"],"affiliations":[{"raw_affiliation_string":"Secure Mobile Networking (SEEMOO) Lab, Technische Universit\u00e4t Darmstadt, Germany","institution_ids":["https://openalex.org/I31512782"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042405070","display_name":"Matthias Hollick","orcid":"https://orcid.org/0000-0002-9163-5989"},"institutions":[{"id":"https://openalex.org/I31512782","display_name":"Technical University of Darmstadt","ror":"https://ror.org/05n911h24","country_code":"DE","type":"education","lineage":["https://openalex.org/I31512782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Matthias Hollick","raw_affiliation_strings":["Secure Mobile Networking (SEEMOO) Lab, Technische Universit\u00e4t Darmstadt, Germany"],"affiliations":[{"raw_affiliation_string":"Secure Mobile Networking (SEEMOO) Lab, Technische Universit\u00e4t Darmstadt, Germany","institution_ids":["https://openalex.org/I31512782"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5091832739","display_name":"Gek Hong Sim","orcid":"https://orcid.org/0000-0001-5449-4614"},"institutions":[{"id":"https://openalex.org/I31512782","display_name":"Technical University of Darmstadt","ror":"https://ror.org/05n911h24","country_code":"DE","type":"education","lineage":["https://openalex.org/I31512782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Gek Hong Sim","raw_affiliation_strings":["Secure Mobile Networking (SEEMOO) Lab, Technische Universitat Darmstadt, Darmstadt, Germany"],"affiliations":[{"raw_affiliation_string":"Secure Mobile Networking (SEEMOO) Lab, Technische Universitat Darmstadt, Darmstadt, Germany","institution_ids":["https://openalex.org/I31512782"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5007576920"],"corresponding_institution_ids":["https://openalex.org/I31512782"],"apc_list":null,"apc_paid":null,"fwci":1.6692,"has_fulltext":false,"cited_by_count":16,"citation_normalized_percentile":{"value":0.84946376,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10936","display_name":"Millimeter-Wave Propagation and Modeling","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/T10936","display_name":"Millimeter-Wave Propagation and Modeling","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/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10262","display_name":"Microwave Engineering and Waveguides","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"}}],"keywords":[{"id":"https://openalex.org/keywords/multicast","display_name":"Multicast","score":0.8803222179412842},{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.855533242225647},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.7204698920249939},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.716246485710144},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.688620388507843},{"id":"https://openalex.org/keywords/cholesky-decomposition","display_name":"Cholesky decomposition","score":0.4771549105644226},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4612760543823242},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.45921942591667175},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.41518017649650574},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3953847289085388},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2518402934074402},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.23297277092933655},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.19158250093460083},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.0897257924079895},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.0709887444972992}],"concepts":[{"id":"https://openalex.org/C32295351","wikidata":"https://www.wikidata.org/wiki/Q899288","display_name":"Multicast","level":2,"score":0.8803222179412842},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.855533242225647},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.7204698920249939},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.716246485710144},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.688620388507843},{"id":"https://openalex.org/C34727166","wikidata":"https://www.wikidata.org/wiki/Q515375","display_name":"Cholesky decomposition","level":3,"score":0.4771549105644226},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4612760543823242},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.45921942591667175},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.41518017649650574},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3953847289085388},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2518402934074402},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.23297277092933655},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.19158250093460083},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0897257924079895},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0709887444972992},{"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/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/globecom38437.2019.9014050","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globecom38437.2019.9014050","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 IEEE Global Communications Conference (GLOBECOM)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.7599999904632568}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W1956027752","https://openalex.org/W1981044874","https://openalex.org/W1985123706","https://openalex.org/W2006593332","https://openalex.org/W2023323139","https://openalex.org/W2031643974","https://openalex.org/W2059138549","https://openalex.org/W2110851871","https://openalex.org/W2118388189","https://openalex.org/W2169363112","https://openalex.org/W2178870980","https://openalex.org/W2202562118","https://openalex.org/W2289802366","https://openalex.org/W2499216291","https://openalex.org/W2545567921","https://openalex.org/W2566866831","https://openalex.org/W2725796751","https://openalex.org/W2742128410","https://openalex.org/W2964212138","https://openalex.org/W2998107606","https://openalex.org/W3099908750","https://openalex.org/W4254884193","https://openalex.org/W6736381248"],"related_works":["https://openalex.org/W3087844490","https://openalex.org/W3090699061","https://openalex.org/W4387546583","https://openalex.org/W2055634632","https://openalex.org/W2051762234","https://openalex.org/W2131408743","https://openalex.org/W2787827467","https://openalex.org/W4367031485","https://openalex.org/W3114941719","https://openalex.org/W4386883085"],"abstract_inverted_index":{"Multicast":[0],"beamforming":[1],"is":[2,115],"known":[3],"to":[4,65,134,147],"improve":[5],"spectral":[6],"efficiency.":[7],"However,":[8],"its":[9,135],"benefits":[10],"and":[11,45,61,74],"challenges":[12],"for":[13,48],"hybrid":[14,34,128],"precoders":[15,36,70],"design":[16,32,54,87,130],"in":[17],"millimeter-wave":[18],"(mmWave)":[19],"systems":[20],"remain":[21],"understudied.":[22],"To":[23],"this":[24,26],"end,":[25],"paper":[27],"investigates":[28],"the":[29,68,72,75,90,100,111],"first":[30],"joint":[31],"of":[33,41,123],"transmit":[35,102],"(with":[37],"an":[38],"arbitrary":[39],"number":[40],"finite-resolution":[42],"phase":[43],"shifts)":[44],"receive":[46,98],"combiners":[47,76],"mmWave":[49],"multi-group":[50],"multicasting.":[51],"Our":[52],"proposed":[53],"leverages":[55],"semidefinite":[56],"relaxation":[57],"(SDR),":[58],"alternating":[59],"optimization":[60],"Cholesky":[62],"matrix":[63],"factorization":[64],"sequentially":[66],"optimize":[67],"digital/analog":[69],"at":[71,77],"transmitter":[73],"each":[78],"receiver.":[79],"By":[80],"considering":[81],"receivers":[82],"with":[83,95],"multiple-antenna":[84],"architecture,":[85],"our":[86,127],"remarkably":[88],"improves":[89,107],"overall":[91],"system":[92],"performance.":[93],"Specifically,":[94],"only":[96],"two":[97],"antennas":[99],"average":[101],"power":[103],"per":[104],"received":[105],"message":[106],"by":[108,117,121],"16.8%":[109],"while":[110],"successful":[112],"information":[113],"reception":[114],"boosted":[116],"60%.":[118],"We":[119],"demonstrate":[120],"means":[122],"extensive":[124],"simulations":[125],"that":[126],"precoder":[129],"performs":[131],"very":[132],"close":[133],"fully-digital":[136],"counterpart":[137],"even":[138],"under":[139],"challenging":[140],"scenarios":[141],"(i.e.,":[142],"when":[143],"co-located":[144],"users":[145],"belong":[146],"distinct":[148],"multicast":[149],"groups).":[150]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":7},{"year":2019,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}