{"id":"https://openalex.org/W4392152570","doi":"https://doi.org/10.1109/globecom54140.2023.10436982","title":"Increasing Terahertz MIMO Channel Capacity with Passive Reflectors","display_name":"Increasing Terahertz MIMO Channel Capacity with Passive Reflectors","publication_year":2023,"publication_date":"2023-12-04","ids":{"openalex":"https://openalex.org/W4392152570","doi":"https://doi.org/10.1109/globecom54140.2023.10436982"},"language":"en","primary_location":{"id":"doi:10.1109/globecom54140.2023.10436982","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globecom54140.2023.10436982","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM 2023 - 2023 IEEE Global Communications Conference","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/A5068360596","display_name":"Suresh Singh","orcid":"https://orcid.org/0000-0002-1509-0497"},"institutions":[{"id":"https://openalex.org/I126345244","display_name":"Portland State University","ror":"https://ror.org/00yn2fy02","country_code":"US","type":"education","lineage":["https://openalex.org/I126345244"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Suresh Singh","raw_affiliation_strings":["Portland State University,Department of Computer Science,Portland,OR,97207"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Portland State University,Department of Computer Science,Portland,OR,97207","institution_ids":["https://openalex.org/I126345244"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101811140","display_name":"Ha Nguyen Tran","orcid":"https://orcid.org/0009-0002-0183-6507"},"institutions":[{"id":"https://openalex.org/I126345244","display_name":"Portland State University","ror":"https://ror.org/00yn2fy02","country_code":"US","type":"education","lineage":["https://openalex.org/I126345244"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ha Tran","raw_affiliation_strings":["Portland State University,Department of ECE,Portland,OR,97207"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Portland State University,Department of ECE,Portland,OR,97207","institution_ids":["https://openalex.org/I126345244"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5113809179","display_name":"Thanh Le","orcid":null},"institutions":[{"id":"https://openalex.org/I126345244","display_name":"Portland State University","ror":"https://ror.org/00yn2fy02","country_code":"US","type":"education","lineage":["https://openalex.org/I126345244"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Thanh Le","raw_affiliation_strings":["Portland State University,Department of ECE,Portland,OR,97207"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Portland State University,Department of ECE,Portland,OR,97207","institution_ids":["https://openalex.org/I126345244"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I126345244"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"4583","last_page":"4588"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9993000030517578,"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":0.9993000030517578,"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":0.9986000061035156,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.996999979019165,"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/terahertz-radiation","display_name":"Terahertz radiation","score":0.7921038866043091},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6993743181228638},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5367547273635864},{"id":"https://openalex.org/keywords/channel-capacity","display_name":"Channel capacity","score":0.5357145071029663},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4587337076663971},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.423652708530426},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.33321458101272583},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.2888391613960266},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2467082440853119},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.17815881967544556}],"concepts":[{"id":"https://openalex.org/C107816215","wikidata":"https://www.wikidata.org/wiki/Q647887","display_name":"Terahertz radiation","level":2,"score":0.7921038866043091},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6993743181228638},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5367547273635864},{"id":"https://openalex.org/C97744766","wikidata":"https://www.wikidata.org/wiki/Q870845","display_name":"Channel capacity","level":3,"score":0.5357145071029663},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4587337076663971},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.423652708530426},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.33321458101272583},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.2888391613960266},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2467082440853119},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.17815881967544556}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/globecom54140.2023.10436982","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globecom54140.2023.10436982","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM 2023 - 2023 IEEE Global Communications Conference","raw_type":"proceedings-article"},{"id":"pmh:oai:pdxscholar.library.pdx.edu:compsci_fac-1353","is_oa":false,"landing_page_url":"https://pdxscholar.library.pdx.edu/compsci_fac/347","pdf_url":null,"source":{"id":"https://openalex.org/S4377196300","display_name":"PDXScholar  (Portland State University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I126345244","host_organization_name":"Portland State University","host_organization_lineage":["https://openalex.org/I126345244"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Computer Science Faculty Publications and Presentations","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8500000238418579,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G2857286086","display_name":null,"funder_award_id":"CNS-1910655","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":30,"referenced_works":["https://openalex.org/W2000557701","https://openalex.org/W2034914744","https://openalex.org/W2087348897","https://openalex.org/W2097294853","https://openalex.org/W2141840210","https://openalex.org/W2290621667","https://openalex.org/W2795167939","https://openalex.org/W2888066470","https://openalex.org/W2889578586","https://openalex.org/W2901348109","https://openalex.org/W2937693915","https://openalex.org/W2944029523","https://openalex.org/W2951913551","https://openalex.org/W2963981002","https://openalex.org/W2964117665","https://openalex.org/W2970297297","https://openalex.org/W2978495917","https://openalex.org/W2986285579","https://openalex.org/W2988133403","https://openalex.org/W3005347223","https://openalex.org/W3120245831","https://openalex.org/W3122864568","https://openalex.org/W3130559101","https://openalex.org/W3188752437","https://openalex.org/W3212677559","https://openalex.org/W4206478251","https://openalex.org/W4226019069","https://openalex.org/W4290960696","https://openalex.org/W4323521196","https://openalex.org/W4387871011"],"related_works":["https://openalex.org/W1539855486","https://openalex.org/W3198080347","https://openalex.org/W2349752445","https://openalex.org/W2248583328","https://openalex.org/W2355231046","https://openalex.org/W2488227130","https://openalex.org/W1579662240","https://openalex.org/W4231582551","https://openalex.org/W2132485983","https://openalex.org/W1665005346"],"abstract_inverted_index":{"Communication":[0],"at":[1,219],"the":[2,88,115,135,142,145,154,165,216],"terahertz":[3],"band":[4,167],"is":[5,100,159],"a":[6,93,101,108,118,123,173,179,190,197,201,205,209,227],"challenging":[7],"yet":[8],"exciting":[9],"technology.":[10],"It":[11],"promises":[12],"to":[13,23,41,60,73,92],"deliver":[14],"terabit/sec":[15],"data":[16,37],"rates":[17],"for":[18],"short":[19],"distances":[20],"but,":[21],"due":[22],"its":[24],"unique":[25],"propagation":[26],"characteristics,":[27],"it":[28],"suffers":[29],"from":[30],"significant":[31],"impairments.":[32],"To":[33],"enable":[34],"these":[35],"high":[36,191],"rates,":[38],"we":[39,58,113,162,238],"need":[40,59],"use":[42],"MIMO":[43,68,95],"(Multiple":[44],"Input":[45],"Multiple":[46],"Output)":[47],"systems.":[48],"However,":[49],"given":[50],"that":[51,80,98,121,141,181,186,237],"natural":[52],"reflected":[53],"paths":[54,133],"display":[55],"enormous":[56],"attenuation,":[57],"rely":[61],"either":[62],"on":[63,164],"LoS":[64,94,198],"(Line":[65],"of":[66,117,144,175],"Sight)":[67],"or":[69],"carefully":[70,245],"placed":[71],"reflectors":[72,84,176],"overcome":[74],"environmental":[75],"obstacles.":[76],"We":[77,171,184,213],"have":[78],"observed":[79,223],"when":[81],"using":[82],"polished":[83,206],"(e.g.,":[85],"metal":[86],"plates),":[87],"channel":[89,96,146],"behaves":[90],"similarly":[91],"in":[97,103,211],"there":[99],"decrease":[102,210],"capacity":[104,125,155,192],"with":[105,126,153,193,204],"distance":[106,195],"and":[107,137,161,177,200,222,231],"periodicity.":[109],"In":[110],"this":[111],"paper,":[112],"describe":[114],"construction":[116],"novel":[119],"reflector":[120,129,188,207,218,232],"maintains":[122,189],"steady":[124],"distance.":[127],"The":[128],"creates":[130],"multiple":[131],"independent":[132],"between":[134,229],"transmit":[136],"receive":[138],"antennas":[139],"such":[140],"eigenvalues":[143],"matrix":[147],"are":[148],"non-trivial.":[149],"This":[150],"provides":[151],"us":[152],"improvement.":[156],"Our":[157,234],"work":[158],"experimental":[160],"focus":[163],"frequency":[166],"around":[168],"410":[169],"GHz.":[170],"constructed":[172,203],"variety":[174],"identified":[178],"design":[180],"improves":[182],"capacity.":[183,212],"show":[185,208,236],"our":[187],"increasing":[194],"while":[196],"path":[199,202],"also":[214],"used":[215],"same":[217],"other":[220],"frequencies":[221],"poorer":[224],"behavior":[225],"illustrating":[226],"dependence":[228],"wavelength":[230],"design.":[233],"results":[235],"can":[239],"maintain":[240],"high-capacity":[241],"indoor":[242],"channels":[243],"by":[244],"designed":[246],"reflectors.":[247]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
