{"id":"https://openalex.org/W4405490888","doi":"https://doi.org/10.1109/iccspa61559.2024.10794409","title":"Multi-Gateway Hybrid Space-Ground Precoding for Multi-Beam Satellite Communications","display_name":"Multi-Gateway Hybrid Space-Ground Precoding for Multi-Beam Satellite Communications","publication_year":2024,"publication_date":"2024-07-08","ids":{"openalex":"https://openalex.org/W4405490888","doi":"https://doi.org/10.1109/iccspa61559.2024.10794409"},"language":"en","primary_location":{"id":"doi:10.1109/iccspa61559.2024.10794409","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccspa61559.2024.10794409","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2024 6th International Conference on Communications, Signal Processing, and their Applications (ICCSPA)","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":null,"display_name":"Huda Ali","orcid":null},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Huda Ali","raw_affiliation_strings":["Xidian University,State Key Lab. of ISN,Xian,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Xidian University,State Key Lab. of ISN,Xian,China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051088509","display_name":"Yuan He","orcid":"https://orcid.org/0000-0002-3681-1900"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuan He","raw_affiliation_strings":["Xidian University,State Key Lab. of ISN,Xian,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Xidian University,State Key Lab. of ISN,Xian,China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075803142","display_name":"Xuan Feng","orcid":"https://orcid.org/0000-0001-7451-9145"},"institutions":[{"id":"https://openalex.org/I194716290","display_name":"China Academy of Space Technology","ror":"https://ror.org/025397a59","country_code":"CN","type":"government","lineage":["https://openalex.org/I194716290","https://openalex.org/I2802615301"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xuan Feng","raw_affiliation_strings":["Institute of Telecommunication and Navigation Satellites, China Academy of Space Technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Telecommunication and Navigation Satellites, China Academy of Space Technology","institution_ids":["https://openalex.org/I194716290"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100389907","display_name":"Kang Liu","orcid":"https://orcid.org/0000-0002-9486-578X"},"institutions":[{"id":"https://openalex.org/I194716290","display_name":"China Academy of Space Technology","ror":"https://ror.org/025397a59","country_code":"CN","type":"government","lineage":["https://openalex.org/I194716290","https://openalex.org/I2802615301"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kang Liu","raw_affiliation_strings":["Institute of Telecommunication and Navigation Satellites, China Academy of Space Technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Telecommunication and Navigation Satellites, China Academy of Space Technology","institution_ids":["https://openalex.org/I194716290"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100337209","display_name":"Min Chen","orcid":"https://orcid.org/0000-0002-0960-4447"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Min Chen","raw_affiliation_strings":["Xidian University,State Key Lab. of ISN,Xian,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Xidian University,State Key Lab. of ISN,Xian,China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102019272","display_name":"Qing Su","orcid":"https://orcid.org/0000-0002-8801-0582"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qing Su","raw_affiliation_strings":["Xidian University,State Key Lab. of ISN,Xian,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Xidian University,State Key Lab. of ISN,Xian,China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5041076753","display_name":"Rui Chen","orcid":"https://orcid.org/0000-0002-1829-8330"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Rui Chen","raw_affiliation_strings":["Xidian University,State Key Lab. of ISN,Xian,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Xidian University,State Key Lab. of ISN,Xian,China","institution_ids":["https://openalex.org/I149594827"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.6379,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.86598188,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":97},"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/T12042","display_name":"Satellite Communication Systems","score":0.9994000196456909,"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":0.9994000196456909,"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/T11946","display_name":"Antenna Design and Optimization","score":0.995199978351593,"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/T13905","display_name":"Telecommunications and Broadcasting Technologies","score":0.9771999716758728,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"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/precoding","display_name":"Precoding","score":0.8263429403305054},{"id":"https://openalex.org/keywords/communications-satellite","display_name":"Communications satellite","score":0.6982352137565613},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.6234999895095825},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5610226988792419},{"id":"https://openalex.org/keywords/gateway","display_name":"Gateway (web page)","score":0.46898892521858215},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.46188420057296753},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4588381350040436},{"id":"https://openalex.org/keywords/zero-forcing-precoding","display_name":"Zero-forcing precoding","score":0.45714619755744934},{"id":"https://openalex.org/keywords/beam","display_name":"Beam (structure)","score":0.4362134337425232},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.33651286363601685},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.31085333228111267},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.22573965787887573},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.20568951964378357},{"id":"https://openalex.org/keywords/aerospace-engineering","display_name":"Aerospace engineering","score":0.19248050451278687},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.11895829439163208},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.11537644267082214},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.07718202471733093}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.8263429403305054},{"id":"https://openalex.org/C121308736","wikidata":"https://www.wikidata.org/wiki/Q149918","display_name":"Communications satellite","level":3,"score":0.6982352137565613},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.6234999895095825},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5610226988792419},{"id":"https://openalex.org/C2777710495","wikidata":"https://www.wikidata.org/wiki/Q5527195","display_name":"Gateway (web page)","level":2,"score":0.46898892521858215},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.46188420057296753},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4588381350040436},{"id":"https://openalex.org/C155437304","wikidata":"https://www.wikidata.org/wiki/Q8069444","display_name":"Zero-forcing precoding","level":5,"score":0.45714619755744934},{"id":"https://openalex.org/C168834538","wikidata":"https://www.wikidata.org/wiki/Q3705329","display_name":"Beam (structure)","level":2,"score":0.4362134337425232},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.33651286363601685},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.31085333228111267},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.22573965787887573},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.20568951964378357},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.19248050451278687},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.11895829439163208},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.11537644267082214},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.07718202471733093},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iccspa61559.2024.10794409","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccspa61559.2024.10794409","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2024 6th International Conference on Communications, Signal Processing, and their Applications (ICCSPA)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.44999998807907104,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1432778544","https://openalex.org/W1987123761","https://openalex.org/W2034651337","https://openalex.org/W2127951681","https://openalex.org/W2147475579","https://openalex.org/W2224433383","https://openalex.org/W2914622890","https://openalex.org/W2916906538","https://openalex.org/W2980895032","https://openalex.org/W3044560106","https://openalex.org/W3134888276","https://openalex.org/W3170248995","https://openalex.org/W3192973400","https://openalex.org/W4224979520","https://openalex.org/W4402834778","https://openalex.org/W6754381808","https://openalex.org/W6791394950"],"related_works":["https://openalex.org/W2111825998","https://openalex.org/W2326544815","https://openalex.org/W2489379490","https://openalex.org/W1973158664","https://openalex.org/W1731022149","https://openalex.org/W1996933839","https://openalex.org/W2000226056","https://openalex.org/W4315778014","https://openalex.org/W4386858283","https://openalex.org/W1979957996"],"abstract_inverted_index":{"Multi-beam":[0],"satellite":[1,25,78,93],"communication":[2],"system":[3],"has":[4,33],"received":[5],"significant":[6],"attention":[7],"due":[8],"to":[9,47,57],"its":[10],"potential":[11],"in":[12,37],"greatly":[13],"enhancing":[14],"ground-space":[15],"transmission":[16],"rate.":[17],"For":[18],"maximizing":[19],"spectral":[20],"efficiency":[21],"(SE),":[22],"multi-gateway":[23],"multi-beam":[24],"systems":[26],"with":[27],"multiple":[28,52],"feeds":[29],"per":[30],"beam":[31],"(MFPB)":[32],"been":[34],"developed":[35],"recently,":[36],"which":[38,69],"each":[39,118],"gateway":[40],"serves":[41],"a":[42,64],"cluster":[43],"of":[44,71],"beams.":[45],"Due":[46],"full":[48],"frequency":[49],"reuse":[50,138],"between":[51],"beams,":[53],"precoding":[54,67,82,100,134],"is":[55,86],"essential":[56],"mitigate":[58],"inter-user":[59],"interference.":[60],"In":[61],"this":[62],"paper,":[63],"hybrid":[65,98],"spaceground":[66,99],"architecture,":[68],"consists":[70],"sub-connected":[72],"MFPB":[73],"analog":[74],"beamforming":[75],"on":[76,83,106],"the":[77,84,90,103,108,124,131],"and":[79,92,135],"baseband":[80],"digital":[81],"ground,":[85],"proposed":[87,125],"for":[88,117],"balancing":[89],"SE":[91,129],"complexity.":[94],"The":[95],"corresponding":[96],"recursive":[97],"algorithm":[101],"enables":[102],"architecture":[104],"based":[105],"decomposing":[107],"sum":[109],"rate":[110],"maximization":[111,115],"problem":[112],"into":[113],"sub-rate":[114],"problems":[116],"user.":[119],"Numerical":[120],"simulations":[121],"show":[122],"that":[123],"scheme":[126],"achieves":[127],"higher":[128],"than":[130],"optimal":[132],"on-ground":[133],"traditional":[136],"four-color":[137],"scheme.":[139]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}