{"id":"https://openalex.org/W4310557589","doi":"https://doi.org/10.1109/lwc.2022.3219020","title":"Coupled Phase-Shift STAR-RISs: A General Optimization Framework","display_name":"Coupled Phase-Shift STAR-RISs: A General Optimization Framework","publication_year":2022,"publication_date":"2022-11-04","ids":{"openalex":"https://openalex.org/W4310557589","doi":"https://doi.org/10.1109/lwc.2022.3219020"},"language":"en","primary_location":{"id":"doi:10.1109/lwc.2022.3219020","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2022.3219020","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"is_oa":false,"is_in_doaj":false,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Wireless Communications Letters","raw_type":"journal-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/A5101635009","display_name":"Zhaolin Wang","orcid":"https://orcid.org/0000-0003-4614-0175"},"institutions":[{"id":"https://openalex.org/I166337079","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I166337079"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"Zhaolin Wang","raw_affiliation_strings":["School of Electronic Engineering and Computer Science, Queen Mary University of London, London, U.K"],"affiliations":[{"raw_affiliation_string":"School of Electronic Engineering and Computer Science, Queen Mary University of London, London, U.K","institution_ids":["https://openalex.org/I166337079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056349361","display_name":"Xidong Mu","orcid":null},"institutions":[{"id":"https://openalex.org/I166337079","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I166337079"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Xidong Mu","raw_affiliation_strings":["School of Electronic Engineering and Computer Science, Queen Mary University of London, London, U.K"],"affiliations":[{"raw_affiliation_string":"School of Electronic Engineering and Computer Science, Queen Mary University of London, London, U.K","institution_ids":["https://openalex.org/I166337079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076863392","display_name":"Yuanwei Liu","orcid":"https://orcid.org/0000-0002-6389-8941"},"institutions":[{"id":"https://openalex.org/I166337079","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I166337079"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Yuanwei Liu","raw_affiliation_strings":["School of Electronic Engineering and Computer Science, Queen Mary University of London, London, U.K"],"affiliations":[{"raw_affiliation_string":"School of Electronic Engineering and Computer Science, Queen Mary University of London, London, U.K","institution_ids":["https://openalex.org/I166337079"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5033990377","display_name":"Robert Schober","orcid":"https://orcid.org/0000-0002-6420-4884"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Robert Schober","raw_affiliation_strings":["Institute for Digital Communications, Friedrich-Alexander-Universit&#x00E4;t Erlangen-N&#x00FC;rnberg, Erlangen, Germany"],"affiliations":[{"raw_affiliation_string":"Institute for Digital Communications, Friedrich-Alexander-Universit&#x00E4;t Erlangen-N&#x00FC;rnberg, Erlangen, Germany","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5101635009"],"corresponding_institution_ids":["https://openalex.org/I166337079"],"apc_list":null,"apc_paid":null,"fwci":5.4487,"has_fulltext":false,"cited_by_count":62,"citation_normalized_percentile":{"value":0.96669018,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":99,"max":100},"biblio":{"volume":"12","issue":"2","first_page":"207","last_page":"211"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9984999895095825,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9984999895095825,"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/T12042","display_name":"Satellite Communication Systems","score":0.9742000102996826,"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/T11387","display_name":"Ichthyology and Marine Biology","score":0.958899974822998,"subfield":{"id":"https://openalex.org/subfields/2309","display_name":"Nature and Landscape Conservation"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.54996258020401},{"id":"https://openalex.org/keywords/star","display_name":"Star (game theory)","score":0.41907042264938354},{"id":"https://openalex.org/keywords/phase","display_name":"Phase (matter)","score":0.4107726812362671},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.35231319069862366},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.32425445318222046},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2021561861038208},{"id":"https://openalex.org/keywords/astrophysics","display_name":"Astrophysics","score":0.16311904788017273},{"id":"https://openalex.org/keywords/quantum-mechanics","display_name":"Quantum mechanics","score":0.11514180898666382}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.54996258020401},{"id":"https://openalex.org/C2780897414","wikidata":"https://www.wikidata.org/wiki/Q7600592","display_name":"Star (game theory)","level":2,"score":0.41907042264938354},{"id":"https://openalex.org/C44280652","wikidata":"https://www.wikidata.org/wiki/Q104837","display_name":"Phase (matter)","level":2,"score":0.4107726812362671},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.35231319069862366},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.32425445318222046},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2021561861038208},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.16311904788017273},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.11514180898666382}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/lwc.2022.3219020","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lwc.2022.3219020","pdf_url":null,"source":{"id":"https://openalex.org/S2500830676","display_name":"IEEE Wireless Communications Letters","issn_l":"2162-2337","issn":["2162-2337","2162-2345"],"is_oa":false,"is_in_doaj":false,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Wireless Communications Letters","raw_type":"journal-article"},{"id":"pmh:oai:hub.hku.hk:10722/349817","is_oa":false,"landing_page_url":"https://hub.hku.hk/handle/10722/349817","pdf_url":null,"source":{"id":"https://openalex.org/S4377196271","display_name":"The HKU Scholars Hub (University of Hong Kong)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I889458895","host_organization_name":"University of Hong Kong","host_organization_lineage":["https://openalex.org/I889458895"],"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":"Article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3061838647","display_name":null,"funder_award_id":"RGS\\R1\\221050","funder_id":"https://openalex.org/F4320320006","funder_display_name":"Royal Society"},{"id":"https://openalex.org/G3297771370","display_name":"Towards Sustainable ICT: Sparse Ubiquitous Networks based on Reconfigurable Intelligent Surfaces","funder_award_id":"EP/W035588/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"},{"id":"https://openalex.org/G6980602607","display_name":null,"funder_award_id":"EP/W035588/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"}],"funders":[{"id":"https://openalex.org/F4320320006","display_name":"Royal Society","ror":"https://ror.org/03wnrjx87"},{"id":"https://openalex.org/F4320334627","display_name":"Engineering and Physical Sciences Research Council","ror":"https://ror.org/0439y7842"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W2050968963","https://openalex.org/W2163762663","https://openalex.org/W2950077417","https://openalex.org/W3036056878","https://openalex.org/W3036372443","https://openalex.org/W3135998278","https://openalex.org/W3202347572","https://openalex.org/W3205217150","https://openalex.org/W4226055876","https://openalex.org/W4285284837"],"related_works":["https://openalex.org/W2748952813","https://openalex.org/W2935759653","https://openalex.org/W3105167352","https://openalex.org/W54078636","https://openalex.org/W2954470139","https://openalex.org/W1501425562","https://openalex.org/W2902782467","https://openalex.org/W3084825885","https://openalex.org/W2298861036","https://openalex.org/W3148032049"],"abstract_inverted_index":{"A":[0],"general":[1],"optimization":[2,53,84],"framework":[3,85],"is":[4,59,66,74],"proposed":[5,52,83],"for":[6],"simultaneously":[7],"transmitting":[8],"and":[9,35],"reflecting":[10],"reconfigurable":[11],"intelligent":[12],"surfaces":[13],"(STAR-RISs)":[14],"with":[15],"coupled":[16],"phase":[17],"shifts,":[18],"which":[19],"converges":[20],"to":[21,87],"the":[22,33,48,51,55,70,79,82],"Karush\u2013Kuhn\u2013Tucker":[23],"(KKT)":[24],"optimal":[25,72],"solution":[26,73],"under":[27],"some":[28],"mild":[29],"conditions.":[30],"More":[31],"particularly,":[32],"amplitude":[34],"phase-shift":[36],"coefficients":[37],"of":[38,50,81],"STAR-RISs":[39],"are":[40],"optimized":[41],"alternately":[42],"in":[43,61],"closed":[44],"form.":[45],"To":[46],"demonstrate":[47],"effectiveness":[49,80],"framework,":[54],"throughput":[56],"maximization":[57],"problem":[58],"considered":[60],"a":[62],"case":[63],"study.":[64],"It":[65],"rigorously":[67],"proved":[68],"that":[69],"KKT":[71],"obtained.":[75],"Numerical":[76],"results":[77],"confirm":[78],"compared":[86],"baseline":[88],"schemes.":[89]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":22},{"year":2024,"cited_by_count":25},{"year":2023,"cited_by_count":12}],"updated_date":"2026-04-02T15:55:50.835912","created_date":"2025-10-10T00:00:00"}
