{"id":"https://openalex.org/W7154045309","doi":"https://doi.org/10.1109/tccn.2026.3683218","title":"Satellite-Cellular Coexistence in FR3 via Hybrid True-Time-Delay Array-Based Nulling","display_name":"Satellite-Cellular Coexistence in FR3 via Hybrid True-Time-Delay Array-Based Nulling","publication_year":2026,"publication_date":"2026-01-01","ids":{"openalex":"https://openalex.org/W7154045309","doi":"https://doi.org/10.1109/tccn.2026.3683218"},"language":null,"primary_location":{"id":"doi:10.1109/tccn.2026.3683218","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tccn.2026.3683218","pdf_url":null,"source":{"id":"https://openalex.org/S2484188435","display_name":"IEEE Transactions on Cognitive Communications and Networking","issn_l":"2332-7731","issn":["2332-7731","2372-2045"],"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 Transactions on Cognitive Communications and Networking","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/A5044852741","display_name":"Aditya Wadaskar","orcid":"https://orcid.org/0000-0002-0233-6734"},"institutions":[{"id":"https://openalex.org/I161318765","display_name":"University of California, Los Angeles","ror":"https://ror.org/046rm7j60","country_code":"US","type":"education","lineage":["https://openalex.org/I161318765"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Aditya Wadaskar","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of California, Los Angeles, CA, USA"],"raw_orcid":"https://orcid.org/0000-0002-0233-6734","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of California, Los Angeles, CA, USA","institution_ids":["https://openalex.org/I161318765"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5008128583","display_name":"Danijela \u010cabri\u0107","orcid":"https://orcid.org/0000-0002-5967-2683"},"institutions":[{"id":"https://openalex.org/I161318765","display_name":"University of California, Los Angeles","ror":"https://ror.org/046rm7j60","country_code":"US","type":"education","lineage":["https://openalex.org/I161318765"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Danijela Cabric","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of California, Los Angeles, CA, USA"],"raw_orcid":"https://orcid.org/0000-0002-5967-2683","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of California, Los Angeles, CA, USA","institution_ids":["https://openalex.org/I161318765"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I161318765"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.72544324,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"12","issue":null,"first_page":"7307","last_page":"7323"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.6657000184059143,"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"}},"topics":[{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.6657000184059143,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.04399999976158142,"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/T11946","display_name":"Antenna Design and Optimization","score":0.026399999856948853,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.3529999852180481},{"id":"https://openalex.org/keywords/antenna-array","display_name":"Antenna array","score":0.2987000048160553},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.29510000348091125},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.2793999910354614},{"id":"https://openalex.org/keywords/detection-theory","display_name":"Detection theory","score":0.27000001072883606}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.5566999912261963},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.551800012588501},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4124999940395355},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.3529999852180481},{"id":"https://openalex.org/C62191587","wikidata":"https://www.wikidata.org/wiki/Q4771249","display_name":"Antenna array","level":3,"score":0.2987000048160553},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.29510000348091125},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.2793999910354614},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.2700999975204468},{"id":"https://openalex.org/C137270730","wikidata":"https://www.wikidata.org/wiki/Q120811","display_name":"Detection theory","level":3,"score":0.27000001072883606},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.26429998874664307},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.25369998812675476},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.2524999976158142}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tccn.2026.3683218","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tccn.2026.3683218","pdf_url":null,"source":{"id":"https://openalex.org/S2484188435","display_name":"IEEE Transactions on Cognitive Communications and Networking","issn_l":"2332-7731","issn":["2332-7731","2372-2045"],"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 Transactions on Cognitive Communications and Networking","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.6018699407577515,"display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G8111621621","display_name":"Collaborative Research: CNS core: Medium: True-Time-Delay based MIMO System and Testbed for Low-Latency Wideband  Beam and Interference Management in Millimeter Wave Networks","funder_award_id":"1955672","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":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"The":[0],"upper-mid":[1],"band":[2],"spectrum":[3],"from":[4],"7\u201324":[5],"GHz,":[6],"also":[7],"referred":[8],"to":[9,23,52,60,64,91,159],"as":[10],"FR3,":[11],"offers":[12],"tremendous":[13],"potential":[14],"for":[15,117],"the":[16,42,48,68,72,78,81,89,92,97,110,148,157,161,165,175],"expansion":[17],"of":[18,71,114,150,164,187],"future":[19],"wireless":[20],"networks":[21],"due":[22],"abundant":[24],"bandwidth":[25],"and":[26,112,120,142],"favorable":[27],"propagation":[28],"characteristics.":[29],"However,":[30],"dense":[31],"multi-user":[32],"cellular":[33,73,166],"network":[34,167,194],"deployments":[35],"in":[36],"these":[37],"bands":[38],"must":[39,83],"co-exist":[40],"with":[41,183,200],"incumbent":[43,79],"satellite":[44],"communications.":[45],"This":[46,145],"requires":[47],"base":[49],"station":[50],"(BS)":[51],"implement":[53],"efficient":[54],"wideband":[55,172],"three-dimensional":[56],"(3D)":[57],"null":[58],"steering":[59],"mitigate":[61],"interference":[62],"caused":[63],"satellites":[65,90],"while":[66,168,196],"preserving":[67],"sum-rate":[69],"performance":[70,141,195],"network.":[74],"To":[75],"adequately":[76],"protect":[77],"satellites,":[80],"BS":[82,158],"restrict":[84],"its":[85],"sidelobe":[86],"gain":[87],"towards":[88,174],"stringent":[93],"thresholds":[94],"mandated":[95],"by":[96],"Federal":[98],"Communications":[99],"Commission":[100],"(FCC).":[101],"Analog":[102],"planar":[103],"phased":[104],"antenna":[105],"arrays,":[106],"though":[107],"cost-effective,":[108],"lack":[109],"flexibility":[111],"degrees":[113],"freedom":[115],"needed":[116],"precise":[118,171],"null-steering":[119,173],"high-throughput":[121],"multi-stream":[122],"data":[123],"communication,":[124],"whereas":[125],"fully":[126],"digital":[127],"arrays":[128,135,182],"entail":[129],"prohibitive":[130],"hardware":[131,143],"costs.":[132],"Hybrid":[133],"analog-digital":[134],"offer":[136],"a":[137,184],"reasonable":[138],"trade-off":[139],"between":[140],"cost.":[144],"work":[146],"proposes":[147],"adaptation":[149],"hybrid":[151],"True-Time-Delay":[152],"(TTD)":[153],"array":[154],"precoders":[155],"at":[156],"maximize":[160],"downlink":[162],"same-rate":[163],"simultaneously":[169],"achieving":[170],"satellites.":[176,201],"Simulation":[177],"results":[178],"show":[179],"that":[180],"hybrid-TTD":[181],"modest":[185],"number":[186],"radio":[188],"frequency":[189],"chains":[190],"can":[191],"achieve":[192],"close-to-digital":[193],"ensuring":[197],"degradation-free":[198],"coexistence":[199]},"counts_by_year":[],"updated_date":"2026-04-25T06:01:18.069262","created_date":"2026-04-14T00:00:00"}
