{"id":"https://openalex.org/W2963779184","doi":"https://doi.org/10.1109/spawc.2017.8227662","title":"Partially-connected hybrid precoding in mm-wave systems with dynamic phase shifter networks","display_name":"Partially-connected hybrid precoding in mm-wave systems with dynamic phase shifter networks","publication_year":2017,"publication_date":"2017-07-01","ids":{"openalex":"https://openalex.org/W2963779184","doi":"https://doi.org/10.1109/spawc.2017.8227662","mag":"2963779184"},"language":"en","primary_location":{"id":"doi:10.1109/spawc.2017.8227662","is_oa":false,"landing_page_url":"https://doi.org/10.1109/spawc.2017.8227662","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE 18th International Workshop on Signal Processing Advances in Wireless Communications (SPAWC)","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/A5028609226","display_name":"Xianghao Yu","orcid":"https://orcid.org/0000-0002-8874-8712"},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Xianghao Yu","raw_affiliation_strings":["Dept. of ECE, The Hong Kong University of Science and Technology, Hong Kong"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dept. of ECE, The Hong Kong University of Science and Technology, Hong Kong","institution_ids":["https://openalex.org/I200769079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100433167","display_name":"Jun Zhang","orcid":"https://orcid.org/0000-0002-5222-1898"},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Jun Zhang","raw_affiliation_strings":["Dept. of ECE, The Hong Kong University of Science and Technology, Hong Kong"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dept. of ECE, The Hong Kong University of Science and Technology, Hong Kong","institution_ids":["https://openalex.org/I200769079"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5079052203","display_name":"Khaled B. Letaief","orcid":"https://orcid.org/0000-0003-2519-6401"},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]},{"id":"https://openalex.org/I4210144839","display_name":"Hamad bin Khalifa University","ror":"https://ror.org/03eyq4y97","country_code":"QA","type":"education","lineage":["https://openalex.org/I4210144839"]}],"countries":["HK","QA"],"is_corresponding":false,"raw_author_name":"Khaled B. Letaief","raw_affiliation_strings":["Dept. of ECE, The Hong Kong University of Science and Technology, Hong Kong","Hamad Bin Khalifa University, Doha, Qatar"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dept. of ECE, The Hong Kong University of Science and Technology, Hong Kong","institution_ids":["https://openalex.org/I200769079"]},{"raw_affiliation_string":"Hamad Bin Khalifa University, Doha, Qatar","institution_ids":["https://openalex.org/I4210144839"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":30,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10936","display_name":"Millimeter-Wave Propagation and Modeling","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/T10936","display_name":"Millimeter-Wave Propagation and Modeling","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":0.9997000098228455,"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":0.9991000294685364,"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/phase-shift-module","display_name":"Phase shift module","score":0.9178128242492676},{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.9150441288948059},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.608147144317627},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.5482143759727478},{"id":"https://openalex.org/keywords/extremely-high-frequency","display_name":"Extremely high frequency","score":0.5272518396377563},{"id":"https://openalex.org/keywords/radio-frequency","display_name":"Radio frequency","score":0.5106480717658997},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.4619500935077667},{"id":"https://openalex.org/keywords/phase","display_name":"Phase (matter)","score":0.4613741636276245},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.40252673625946045},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.35306936502456665},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2324284017086029},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.20855176448822021},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.19769620895385742},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.15856727957725525},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1207227110862732}],"concepts":[{"id":"https://openalex.org/C103864889","wikidata":"https://www.wikidata.org/wiki/Q4480524","display_name":"Phase shift module","level":3,"score":0.9178128242492676},{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.9150441288948059},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.608147144317627},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5482143759727478},{"id":"https://openalex.org/C45764600","wikidata":"https://www.wikidata.org/wiki/Q570342","display_name":"Extremely high frequency","level":2,"score":0.5272518396377563},{"id":"https://openalex.org/C74064498","wikidata":"https://www.wikidata.org/wiki/Q3396184","display_name":"Radio frequency","level":2,"score":0.5106480717658997},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.4619500935077667},{"id":"https://openalex.org/C44280652","wikidata":"https://www.wikidata.org/wiki/Q104837","display_name":"Phase (matter)","level":2,"score":0.4613741636276245},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.40252673625946045},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.35306936502456665},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2324284017086029},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.20855176448822021},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.19769620895385742},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.15856727957725525},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1207227110862732},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","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/C44838205","wikidata":"https://www.wikidata.org/wiki/Q127995","display_name":"Microwave","level":2,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/spawc.2017.8227662","is_oa":false,"landing_page_url":"https://doi.org/10.1109/spawc.2017.8227662","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE 18th International Workshop on Signal Processing Advances in Wireless Communications (SPAWC)","raw_type":"proceedings-article"},{"id":"pmh:oai:repository.hkust.edu.hk:1783.1-84834","is_oa":false,"landing_page_url":"http://repository.hkust.edu.hk/ir/Record/1783.1-84834","pdf_url":null,"source":{"id":"https://openalex.org/S4306401796","display_name":"Rare & Special e-Zone (The Hong Kong 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/I200769079","host_organization_name":"Hong Kong University of Science and Technology","host_organization_lineage":["https://openalex.org/I200769079"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Conference paper"},{"id":"pmh:oai:repository.ust.hk:1783.1-84834","is_oa":false,"landing_page_url":"http://repository.ust.hk/ir/Record/1783.1-84834","pdf_url":null,"source":{"id":"https://openalex.org/S4306401796","display_name":"Rare & Special e-Zone (The Hong Kong 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/I200769079","host_organization_name":"Hong Kong University of Science and Technology","host_organization_lineage":["https://openalex.org/I200769079"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference paper"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8999999761581421,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1432778544","https://openalex.org/W2004294022","https://openalex.org/W2037682381","https://openalex.org/W2053521124","https://openalex.org/W2054692642","https://openalex.org/W2082639035","https://openalex.org/W2098126478","https://openalex.org/W2116193517","https://openalex.org/W2116334496","https://openalex.org/W2259391824","https://openalex.org/W2577986608","https://openalex.org/W6659855941"],"related_works":["https://openalex.org/W3109481382","https://openalex.org/W3092585256","https://openalex.org/W2015508553","https://openalex.org/W4200428847","https://openalex.org/W2542458236","https://openalex.org/W2997193747","https://openalex.org/W2888906845","https://openalex.org/W3158088703","https://openalex.org/W2948638558","https://openalex.org/W2884091270"],"abstract_inverted_index":{"Hybrid":[0],"precoding":[1,133],"is":[2,89,109,154],"a":[3,28,37,59,113,117,155],"cost-effective":[4],"approach":[5],"to":[6,107],"support":[7],"directional":[8],"transmissions":[9],"for":[10,51,65,111,158],"millimeter":[11],"wave":[12],"(mm-wave)":[13],"communications,":[14],"and":[15,43,78,116,147],"its":[16,143],"design":[17,88],"challenge":[18],"mainly":[19],"lies":[20],"in":[21,70],"the":[22,66,71,85,98,126,130,136,151],"analog":[23],"component":[24],"which":[25,74,112],"consists":[26],"of":[27,30,40,129],"network":[29,69],"phase":[31,41,67],"shifters.":[32],"The":[33],"partially-connected":[34,72],"structure":[35,153],"employs":[36],"small":[38],"number":[39],"shifters":[42],"therefore":[44],"serves":[45],"as":[46,91],"an":[47,92],"energy":[48],"efficient":[49],"solution":[50],"hybrid":[52,80,86,132],"precoding.":[53],"In":[54,83],"this":[55],"paper,":[56],"we":[57],"propose":[58],"DOUBLE":[60],"PHASE":[61],"SHIFTER":[62],"(DPS)":[63],"implementation":[64,138],"shifter":[68],"structure,":[73],"allows":[75],"more":[76],"tractable":[77],"flexible":[79],"precoder":[81,87],"design.":[82],"particular,":[84],"identified":[90],"eigenvalue":[93],"problem.":[94],"To":[95],"further":[96],"enhance":[97],"performance,":[99],"dynamic":[100],"mapping":[101],"from":[102],"radio":[103],"frequency":[104],"(RF)":[105],"chains":[106],"antennas":[108],"proposed,":[110],"greedy":[114],"algorithm":[115,120],"modified":[118],"K-means":[119],"are":[121],"developed.":[122],"Simulation":[123],"results":[124],"demonstrate":[125],"performance":[127],"gains":[128],"proposed":[131,152],"algorithms":[134],"with":[135],"DPS":[137],"over":[139],"existing":[140],"ones.":[141],"Given":[142],"low":[144],"hardware":[145],"complexity":[146],"high":[148],"spectral":[149],"efficiency,":[150],"promising":[156],"candidate":[157],"5G":[159],"mm-wave":[160],"sPystems.":[161]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":3},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":9},{"year":2019,"cited_by_count":8},{"year":2018,"cited_by_count":3}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}