{"id":"https://openalex.org/W4400277580","doi":"https://doi.org/10.1109/wcnc57260.2024.10570843","title":"Beam Hopping for Multi-Beam LEO Satellite Systems with Integrated Sensing and Communications","display_name":"Beam Hopping for Multi-Beam LEO Satellite Systems with Integrated Sensing and Communications","publication_year":2024,"publication_date":"2024-04-21","ids":{"openalex":"https://openalex.org/W4400277580","doi":"https://doi.org/10.1109/wcnc57260.2024.10570843"},"language":"en","primary_location":{"id":"doi:10.1109/wcnc57260.2024.10570843","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc57260.2024.10570843","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2024 IEEE Wireless Communications and Networking Conference (WCNC)","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/A5052233423","display_name":"Haoyun Liu","orcid":null},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Haoyun Liu","raw_affiliation_strings":["School of Information and Communication Engineering, Beijing University of Posts and Telecommunications"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, Beijing University of Posts and Telecommunications","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102890552","display_name":"Ronghui Zhang","orcid":"https://orcid.org/0000-0001-7838-0638"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ronghui Zhang","raw_affiliation_strings":["School of Information and Communication Engineering, Beijing University of Posts and Telecommunications"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, Beijing University of Posts and Telecommunications","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5027047483","display_name":"Xiaojun Jing","orcid":"https://orcid.org/0000-0003-2560-4364"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaojun Jing","raw_affiliation_strings":["School of Information and Communication Engineering, Beijing University of Posts and Telecommunications"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, Beijing University of Posts and Telecommunications","institution_ids":["https://openalex.org/I139759216"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I139759216"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.9998000264167786,"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":0.9998000264167786,"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/T12450","display_name":"Radio Astronomy Observations and Technology","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11946","display_name":"Antenna Design and Optimization","score":0.9991999864578247,"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/communications-satellite","display_name":"Communications satellite","score":0.7445658445358276},{"id":"https://openalex.org/keywords/beam","display_name":"Beam (structure)","score":0.6438737511634827},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.6324306726455688},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.5617187023162842},{"id":"https://openalex.org/keywords/frequency-hopping-spread-spectrum","display_name":"Frequency-hopping spread spectrum","score":0.4982035160064697},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4953090250492096},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.4305155873298645},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.3267703652381897},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.31130316853523254},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.28448808193206787},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.22497034072875977},{"id":"https://openalex.org/keywords/aerospace-engineering","display_name":"Aerospace engineering","score":0.2155711054801941},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.1551513373851776}],"concepts":[{"id":"https://openalex.org/C121308736","wikidata":"https://www.wikidata.org/wiki/Q149918","display_name":"Communications satellite","level":3,"score":0.7445658445358276},{"id":"https://openalex.org/C168834538","wikidata":"https://www.wikidata.org/wiki/Q3705329","display_name":"Beam (structure)","level":2,"score":0.6438737511634827},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.6324306726455688},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.5617187023162842},{"id":"https://openalex.org/C122962297","wikidata":"https://www.wikidata.org/wiki/Q1136013","display_name":"Frequency-hopping spread spectrum","level":2,"score":0.4982035160064697},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4953090250492096},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.4305155873298645},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.3267703652381897},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.31130316853523254},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.28448808193206787},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.22497034072875977},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.2155711054801941},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.1551513373851776}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wcnc57260.2024.10570843","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc57260.2024.10570843","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2024 IEEE Wireless Communications and Networking Conference (WCNC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.5299999713897705}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W2070084552","https://openalex.org/W2807192995","https://openalex.org/W2964338167","https://openalex.org/W3000537180","https://openalex.org/W3003361041","https://openalex.org/W3081405700","https://openalex.org/W4210565458","https://openalex.org/W4226403506","https://openalex.org/W4295598622","https://openalex.org/W4299802797","https://openalex.org/W4321854210","https://openalex.org/W4328028621","https://openalex.org/W4384832112","https://openalex.org/W4392251800","https://openalex.org/W6738796088"],"related_works":["https://openalex.org/W2028190576","https://openalex.org/W1836774208","https://openalex.org/W4206958678","https://openalex.org/W2373343648","https://openalex.org/W64102529","https://openalex.org/W177220620","https://openalex.org/W2350659615","https://openalex.org/W4241763859","https://openalex.org/W4237560142","https://openalex.org/W4231450272"],"abstract_inverted_index":{"The":[0,69],"urgent":[1],"need":[2],"for":[3],"efficient":[4,49],"utilization":[5],"of":[6,16,105],"spectral":[7],"and":[8,19,40,51,72,81,93,118],"hardware":[9],"resources":[10,120],"has":[11],"led":[12],"to":[13,26,88],"the":[14,55,96,103],"emergence":[15],"integrated":[17],"sensing":[18,52],"communications":[20],"(ISAC).":[21],"Some":[22],"research":[23],"is":[24],"trying":[25],"introduce":[27],"ISAC":[28],"into":[29],"low":[30],"earth":[31],"orbit":[32],"(LEO)":[33],"satellite":[34],"systems,":[35],"which":[36],"adopt":[37],"multi-beam":[38],"techniques":[39],"a":[41,60],"full":[42],"frequency":[43],"reuse":[44],"(FFR)":[45],"scheme.":[46],"To":[47],"ensure":[48],"communication":[50],"quality":[53],"during":[54],"forward":[56],"link,":[57],"we":[58],"propose":[59],"two-stage":[61],"beam":[62,70,86],"hopping":[63],"method":[64,108],"based":[65],"on":[66,121],"multi-agent":[67],"actor-critic.":[68],"pattern":[71],"power":[73],"allocation":[74],"are":[75],"optimized":[76],"separately.":[77],"Agents":[78],"representing":[79],"directions":[80],"allocated":[82],"powers":[83],"generate":[84],"dispersed":[85],"patterns":[87],"avoid":[89],"interference":[90],"between":[91],"beams,":[92],"optimally":[94],"allocate":[95],"limited":[97],"onboard":[98],"resources.":[99],"Experimental":[100],"results":[101],"verified":[102],"effectiveness":[104],"our":[106],"proposed":[107],"in":[109],"avoiding":[110],"inter-beam":[111],"interference,":[112],"improving":[113],"system":[114],"throughput,":[115],"reducing":[116],"latency,":[117],"allocating":[119],"demand.":[122]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
