{"id":"https://openalex.org/W4309263248","doi":"https://doi.org/10.1109/iswcs56560.2022.9940262","title":"Modulating Data Using Reconfigurable Intelligent Surface by Symbol Level Precoding","display_name":"Modulating Data Using Reconfigurable Intelligent Surface by Symbol Level Precoding","publication_year":2022,"publication_date":"2022-10-19","ids":{"openalex":"https://openalex.org/W4309263248","doi":"https://doi.org/10.1109/iswcs56560.2022.9940262"},"language":"en","primary_location":{"id":"doi:10.1109/iswcs56560.2022.9940262","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iswcs56560.2022.9940262","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 International Symposium on Wireless Communication Systems (ISWCS)","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/A5081375588","display_name":"Hei Victor Cheng","orcid":"https://orcid.org/0000-0001-8432-3779"},"institutions":[{"id":"https://openalex.org/I204337017","display_name":"Aarhus University","ror":"https://ror.org/01aj84f44","country_code":"DK","type":"education","lineage":["https://openalex.org/I204337017"]},{"id":"https://openalex.org/I3129642645","display_name":"Aarhus Business College","ror":"https://ror.org/05pvcyy59","country_code":"DK","type":"education","lineage":["https://openalex.org/I3129642645"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"Hei Victor Cheng","raw_affiliation_strings":["Aarhus Universrity,Electrical and Computer Engineering Department,Denmark","Electrical and Computer Engineering Department, Aarhus Universrity, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Aarhus Universrity,Electrical and Computer Engineering Department,Denmark","institution_ids":["https://openalex.org/I3129642645"]},{"raw_affiliation_string":"Electrical and Computer Engineering Department, Aarhus Universrity, Denmark","institution_ids":["https://openalex.org/I204337017"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5004681822","display_name":"Wei Yu","orcid":"https://orcid.org/0000-0002-7453-422X"},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]},{"id":"https://openalex.org/I75717288","display_name":"Rogers (United States)","ror":"https://ror.org/05m9vrv91","country_code":"US","type":"company","lineage":["https://openalex.org/I75717288"]}],"countries":["CA","US"],"is_corresponding":false,"raw_author_name":"Wei Yu","raw_affiliation_strings":["University of Toronto,The Edward S. Rogers Sr. Electrical and Computer Engineering Department,Canada","The Edward S. Rogers Sr. Electrical and Computer Engineering Department, University of Toronto, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Toronto,The Edward S. Rogers Sr. Electrical and Computer Engineering Department,Canada","institution_ids":["https://openalex.org/I75717288"]},{"raw_affiliation_string":"The Edward S. Rogers Sr. Electrical and Computer Engineering Department, University of Toronto, Canada","institution_ids":["https://openalex.org/I185261750"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"15","issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9998000264167786,"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":0.9998000264167786,"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/T11383","display_name":"Advanced Antenna and Metasurface Technologies","score":0.9581000208854675,"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/T10245","display_name":"Metamaterials and Metasurfaces Applications","score":0.9534000158309937,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/precoding","display_name":"Precoding","score":0.8347511291503906},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.7391757965087891},{"id":"https://openalex.org/keywords/multiplexing","display_name":"Multiplexing","score":0.6839101314544678},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6383858323097229},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5366565585136414},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.5316752791404724},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.4734363555908203},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.45007941126823425},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.44978535175323486},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.42114049196243286},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.4174099564552307},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.35891419649124146},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.20855066180229187},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.19814160466194153},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1732856035232544},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1252131462097168}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.8347511291503906},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.7391757965087891},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.6839101314544678},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6383858323097229},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5366565585136414},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.5316752791404724},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.4734363555908203},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.45007941126823425},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.44978535175323486},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.42114049196243286},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.4174099564552307},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.35891419649124146},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.20855066180229187},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.19814160466194153},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1732856035232544},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1252131462097168},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iswcs56560.2022.9940262","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iswcs56560.2022.9940262","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 International Symposium on Wireless Communication Systems (ISWCS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W89654658","https://openalex.org/W646582900","https://openalex.org/W1911476179","https://openalex.org/W1980175098","https://openalex.org/W2018295654","https://openalex.org/W2167623372","https://openalex.org/W2610538298","https://openalex.org/W2948573205","https://openalex.org/W2950077417","https://openalex.org/W2963704853","https://openalex.org/W2968810373","https://openalex.org/W2990747873","https://openalex.org/W2993316576","https://openalex.org/W3022916026","https://openalex.org/W3035192482","https://openalex.org/W3094428664","https://openalex.org/W3160036209","https://openalex.org/W3187053048","https://openalex.org/W3197144189","https://openalex.org/W4200633128","https://openalex.org/W4205426731","https://openalex.org/W6603640814","https://openalex.org/W6684641359","https://openalex.org/W6771943267"],"related_works":["https://openalex.org/W4281688526","https://openalex.org/W2152088989","https://openalex.org/W2756419127","https://openalex.org/W2401571617","https://openalex.org/W2905893439","https://openalex.org/W3135374966","https://openalex.org/W415524449","https://openalex.org/W4366493479","https://openalex.org/W2953205382","https://openalex.org/W1970810883"],"abstract_inverted_index":{"This":[0,169],"paper":[1,88],"investigates":[2],"a":[3,90,123],"reconfigurable":[4],"intelligent":[5],"surface":[6],"(RIS)":[7],"aided":[8],"communication":[9],"scenario":[10],"in":[11,71,122],"which":[12],"the":[13,16,22,28,38,48,56,63,67,72,76,83,100,103,111,119,133,138,142,150,153,157,161,167,183,193,202,207],"RIS":[14,29,57,158],"and":[15,36,58,147,152,177],"transmitter":[17,151],"jointly":[18],"send":[19],"information":[20,49,143],"to":[21,34,109,114,118,130,136,141,144,148,191],"receiver.":[23,168],"While":[24],"most":[25],"studies":[26],"of":[27,75,102,156],"focus":[30],"on":[31],"its":[32],"ability":[33],"beamform":[35],"boost":[37],"received":[39,112,134],"signal-to-noise":[40],"ratio":[41],"(SNR),":[42],"it":[43],"is":[44,52,79,108,129,171,189],"known":[45],"that":[46,160,201],"if":[47],"data":[50,98],"stream":[51],"also":[53],"available":[54],"at":[55,66,166],"can":[59,205],"be":[60,115,137,145],"modulated":[61],"through":[62,99],"adjustable":[64],"phases":[65,101],"RIS,":[68],"significant":[69],"improvement":[70],"multiplexing":[73,85,209],"gain":[74],"overall":[77],"channel":[78],"possible.":[80,126],"To":[81],"achieve":[82,206],"theoretic":[84],"gain,":[86],"this":[87],"provides":[89],"symbol":[91],"level":[92],"precoding":[93],"(SLP)":[94],"approach":[95,181],"for":[96],"modulating":[97],"RIS.":[104],"The":[105,127],"SLP":[106],"strategy":[107,170],"set":[110],"signal":[113,135],"as":[116,125,173],"close":[117],"desired":[120,162],"points":[121],"constellation":[124],"idea":[128],"directly":[131],"make":[132],"symbols":[139,163],"corresponding":[140],"transmitted":[146],"design":[149],"reflective":[154],"coefficients":[155],"so":[159],"are":[164],"synthesized":[165],"formulated":[172],"an":[174,178],"optimization":[175,194],"problem":[176,195],"augmented":[179],"Lagrangian":[180],"with":[182],"Riemannian":[184],"conjugate":[185],"gradient":[186],"descent":[187],"method":[188,204],"proposed":[190,203],"solve":[192],"efficiently.":[196],"Numerical":[197],"simulation":[198],"results":[199],"show":[200],"theoretical":[208],"gain.":[210]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
