{"id":"https://openalex.org/W2735915823","doi":"https://doi.org/10.1109/iccchinaw.2015.7961577","title":"Reference signal design for demodulation of higher-order MU-MIMO in 3D-MIMO systems","display_name":"Reference signal design for demodulation of higher-order MU-MIMO in 3D-MIMO systems","publication_year":2015,"publication_date":"2015-11-01","ids":{"openalex":"https://openalex.org/W2735915823","doi":"https://doi.org/10.1109/iccchinaw.2015.7961577","mag":"2735915823"},"language":"en","primary_location":{"id":"doi:10.1109/iccchinaw.2015.7961577","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccchinaw.2015.7961577","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE/CIC International Conference on Communications in China - Workshops (CIC/ICCC)","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/A5041362773","display_name":"Yuhong Huang","orcid":null},"institutions":[{"id":"https://openalex.org/I180662265","display_name":"China Mobile (China)","ror":"https://ror.org/05gftfe97","country_code":"CN","type":"company","lineage":["https://openalex.org/I180662265"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuhong Huang","raw_affiliation_strings":["China Mobile Research Institute, Beijing, P.R.China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"China Mobile Research Institute, Beijing, P.R.China","institution_ids":["https://openalex.org/I180662265"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078804005","display_name":"Lijie Hu","orcid":null},"institutions":[{"id":"https://openalex.org/I180662265","display_name":"China Mobile (China)","ror":"https://ror.org/05gftfe97","country_code":"CN","type":"company","lineage":["https://openalex.org/I180662265"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lijie Hu","raw_affiliation_strings":["China Mobile Research Institute, Beijing, P.R.China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"China Mobile Research Institute, Beijing, P.R.China","institution_ids":["https://openalex.org/I180662265"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066257501","display_name":"Hui Tong","orcid":"https://orcid.org/0000-0003-4311-8247"},"institutions":[{"id":"https://openalex.org/I180662265","display_name":"China Mobile (China)","ror":"https://ror.org/05gftfe97","country_code":"CN","type":"company","lineage":["https://openalex.org/I180662265"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hui Tong","raw_affiliation_strings":["China Mobile Research Institute, Beijing, P.R.China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"China Mobile Research Institute, Beijing, P.R.China","institution_ids":["https://openalex.org/I180662265"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100455752","display_name":"Fei Wang","orcid":"https://orcid.org/0000-0001-8633-5829"},"institutions":[{"id":"https://openalex.org/I180662265","display_name":"China Mobile (China)","ror":"https://ror.org/05gftfe97","country_code":"CN","type":"company","lineage":["https://openalex.org/I180662265"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fei Wang","raw_affiliation_strings":["China Mobile Research Institute, Beijing, P.R.China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"China Mobile Research Institute, Beijing, P.R.China","institution_ids":["https://openalex.org/I180662265"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100449404","display_name":"Jing Jin","orcid":"https://orcid.org/0009-0009-6327-1274"},"institutions":[{"id":"https://openalex.org/I180662265","display_name":"China Mobile (China)","ror":"https://ror.org/05gftfe97","country_code":"CN","type":"company","lineage":["https://openalex.org/I180662265"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jing Jin","raw_affiliation_strings":["China Mobile Research Institute, Beijing, P.R.China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"China Mobile Research Institute, Beijing, P.R.China","institution_ids":["https://openalex.org/I180662265"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100737335","display_name":"Guangyi Liu","orcid":"https://orcid.org/0000-0002-8656-1946"},"institutions":[{"id":"https://openalex.org/I180662265","display_name":"China Mobile (China)","ror":"https://ror.org/05gftfe97","country_code":"CN","type":"company","lineage":["https://openalex.org/I180662265"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guangyi Liu","raw_affiliation_strings":["China Mobile Research Institute, Beijing, P.R.China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"China Mobile Research Institute, Beijing, P.R.China","institution_ids":["https://openalex.org/I180662265"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100762080","display_name":"Qixing Wang","orcid":"https://orcid.org/0000-0003-0623-1910"},"institutions":[{"id":"https://openalex.org/I180662265","display_name":"China Mobile (China)","ror":"https://ror.org/05gftfe97","country_code":"CN","type":"company","lineage":["https://openalex.org/I180662265"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qixing Wang","raw_affiliation_strings":["China Mobile Research Institute, Beijing, P.R.China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"China Mobile Research Institute, Beijing, P.R.China","institution_ids":["https://openalex.org/I180662265"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":7,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.27177702,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"44","last_page":"47"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.998199999332428,"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":0.998199999332428,"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/T10069","display_name":"Antenna Design and Analysis","score":0.9919000267982483,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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":0.9793999791145325,"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/mimo","display_name":"MIMO","score":0.8371599912643433},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.6428472995758057},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6020211577415466},{"id":"https://openalex.org/keywords/spatial-multiplexing","display_name":"Spatial multiplexing","score":0.5097095966339111},{"id":"https://openalex.org/keywords/3g-mimo","display_name":"3G MIMO","score":0.49561870098114014},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.45070454478263855},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.44919630885124207},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.4128366708755493},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3865440785884857},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.34725844860076904},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3114062249660492},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.17134088277816772}],"concepts":[{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.8371599912643433},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.6428472995758057},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6020211577415466},{"id":"https://openalex.org/C85884896","wikidata":"https://www.wikidata.org/wiki/Q7574075","display_name":"Spatial multiplexing","level":4,"score":0.5097095966339111},{"id":"https://openalex.org/C165650700","wikidata":"https://www.wikidata.org/wiki/Q4636347","display_name":"3G MIMO","level":4,"score":0.49561870098114014},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.45070454478263855},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.44919630885124207},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.4128366708755493},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3865440785884857},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.34725844860076904},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3114062249660492},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.17134088277816772},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iccchinaw.2015.7961577","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccchinaw.2015.7961577","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE/CIC International Conference on Communications in China - Workshops (CIC/ICCC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":2,"referenced_works":["https://openalex.org/W4214620153","https://openalex.org/W4293263215"],"related_works":["https://openalex.org/W2159343473","https://openalex.org/W1574498476","https://openalex.org/W1972125288","https://openalex.org/W4237321995","https://openalex.org/W2130561732","https://openalex.org/W1996130034","https://openalex.org/W1561113522","https://openalex.org/W113546518","https://openalex.org/W4390496060","https://openalex.org/W4200145345"],"abstract_inverted_index":{"Large":[0],"number":[1,24,133,137],"of":[2,9,16,25,97,130,134,138],"antennas":[3],"in":[4,43,63,125],"transmitter":[5],"and":[6,18,22,77,87,107],"receiver":[7],"side":[8],"3D-MIMO":[10,168],"can":[11],"provide":[12],"finer":[13],"spatial":[14],"granularity":[15],"beams":[17],"larger":[19],"beamforming":[20,105],"gain,":[21],"the":[23,79,157],"simultaneously":[26],"served":[27],"UEs":[28],"may":[29],"also":[30],"be":[31,48],"increased":[32,40,136],"compared":[33],"with":[34,70],"conventional":[35],"LTE":[36,65],"system.":[37],"To":[38],"support":[39,54],"multi-user":[41,59],"capacity":[42],"3D-MIMO,":[44],"DMRS":[45,52,72,115,140],"needs":[46],"to":[47,56,127],"further":[49],"enhanced":[50],"because":[51],"only":[53],"up":[55],"4":[57],"layers":[58,84],"MIMO":[60],"(MU-MIMO)":[61],"transmission":[62,116],"current":[64],"specification,":[66],"each":[67],"layer":[68],"associated":[69],"one":[71],"(demodulation":[73],"reference":[74],"signal)":[75],"port,":[76],"among":[78],"four":[80],"MU-MIMO":[81],"layers,":[82],"two":[83],"are":[85,89,101],"orthogonal,":[86],"others":[88],"quasi-orthogonal.":[90,123],"In":[91],"this":[92],"paper,":[93],"link":[94],"level":[95],"evaluation":[96],"several":[98],"enhance":[99],"alternatives":[100],"analysed,":[102],"considering":[103],"mobility,":[104,155],"algorithm,":[106],"orthogonal/quasi-orthogonal":[108],"design.":[109],"The":[110],"results":[111],"show":[112],"that":[113],"orthogonal":[114,139,145],"provides":[117,150],"significant":[118],"channel":[119],"estimation":[120],"gain":[121],"than":[122],"Therefore,":[124],"order":[126],"guarantee":[128],"performance":[129,152],"large":[131],"multiplex":[132],"UEs,":[135],"ports":[141],"is":[142],"preferred.":[143],"Larger":[144],"cover":[146],"code":[147],"(OCC)":[148],"length":[149],"good":[151],"at":[153,156],"lower":[154],"same":[158],"time":[159],"maintaining":[160],"less":[161],"resource":[162],"overhead,":[163],"therefore":[164],"slightly":[165],"preferred":[166],"for":[167],"deployment.":[169]},"counts_by_year":[{"year":2023,"cited_by_count":2}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}