{"id":"https://openalex.org/W2006599258","doi":"https://doi.org/10.1109/tcomm.2014.2316262","title":"Inter-Relay Cooperation: A New Paradigm for Enhanced Relay-Assisted FSO Communications","display_name":"Inter-Relay Cooperation: A New Paradigm for Enhanced Relay-Assisted FSO Communications","publication_year":2014,"publication_date":"2014-04-09","ids":{"openalex":"https://openalex.org/W2006599258","doi":"https://doi.org/10.1109/tcomm.2014.2316262","mag":"2006599258"},"language":"en","primary_location":{"id":"doi:10.1109/tcomm.2014.2316262","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcomm.2014.2316262","pdf_url":null,"source":{"id":"https://openalex.org/S196647941","display_name":"IEEE Transactions on Communications","issn_l":"0090-6778","issn":["0090-6778","1558-0857"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","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 Communications","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/A5059440160","display_name":"Chadi Abou\u2010Rjeily","orcid":"https://orcid.org/0000-0003-2255-1842"},"institutions":[{"id":"https://openalex.org/I56306041","display_name":"Lebanese American University","ror":"https://ror.org/00hqkan37","country_code":"LB","type":"education","lineage":["https://openalex.org/I56306041"]}],"countries":["LB"],"is_corresponding":false,"raw_author_name":"Chadi Abou-Rjeily","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Lebanese American University (LAU), Byblos, Lebanon","Dept. of Electr. & Comput. Eng., Lebanese American Univ., Byblos, Lebanon#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Lebanese American University (LAU), Byblos, Lebanon","institution_ids":["https://openalex.org/I56306041"]},{"raw_affiliation_string":"Dept. of Electr. & Comput. Eng., Lebanese American Univ., Byblos, Lebanon#TAB#","institution_ids":["https://openalex.org/I56306041"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5068314195","display_name":"Serj Haddad","orcid":"https://orcid.org/0000-0002-8299-4154"},"institutions":[{"id":"https://openalex.org/I56306041","display_name":"Lebanese American University","ror":"https://ror.org/00hqkan37","country_code":"LB","type":"education","lineage":["https://openalex.org/I56306041"]}],"countries":["LB"],"is_corresponding":false,"raw_author_name":"Serj Haddad","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Lebanese American University (LAU), Byblos, Lebanon","Dept. of Electr. & Comput. Eng., Lebanese American Univ., Byblos, Lebanon#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Lebanese American University (LAU), Byblos, Lebanon","institution_ids":["https://openalex.org/I56306041"]},{"raw_affiliation_string":"Dept. of Electr. & Comput. Eng., Lebanese American Univ., Byblos, Lebanon#TAB#","institution_ids":["https://openalex.org/I56306041"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I56306041"],"apc_list":null,"apc_paid":null,"fwci":3.194,"has_fulltext":false,"cited_by_count":25,"citation_normalized_percentile":{"value":0.92487626,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"62","issue":"6","first_page":"1970","last_page":"1982"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10851","display_name":"Optical Wireless Communication Technologies","score":0.9998999834060669,"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/T10851","display_name":"Optical Wireless Communication Technologies","score":0.9998999834060669,"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":0.9944000244140625,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9818000197410583,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/relay","display_name":"Relay","score":0.9533179998397827},{"id":"https://openalex.org/keywords/karush\u2013kuhn\u2013tucker-conditions","display_name":"Karush\u2013Kuhn\u2013Tucker conditions","score":0.7838847637176514},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6251360177993774},{"id":"https://openalex.org/keywords/relay-channel","display_name":"Relay channel","score":0.5332154035568237},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.5152361989021301},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.5097419619560242},{"id":"https://openalex.org/keywords/upper-and-lower-bounds","display_name":"Upper and lower bounds","score":0.43981361389160156},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.4394175112247467},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.41887542605400085},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.3806314766407013},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.36363518238067627},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3188052773475647},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.21774205565452576},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.21263426542282104},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.14218303561210632},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.08915558457374573}],"concepts":[{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.9533179998397827},{"id":"https://openalex.org/C50454189","wikidata":"https://www.wikidata.org/wiki/Q2075125","display_name":"Karush\u2013Kuhn\u2013Tucker conditions","level":2,"score":0.7838847637176514},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6251360177993774},{"id":"https://openalex.org/C46257984","wikidata":"https://www.wikidata.org/wiki/Q7310895","display_name":"Relay channel","level":4,"score":0.5332154035568237},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.5152361989021301},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.5097419619560242},{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.43981361389160156},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.4394175112247467},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.41887542605400085},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.3806314766407013},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.36363518238067627},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3188052773475647},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.21774205565452576},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.21263426542282104},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.14218303561210632},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.08915558457374573},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","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},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tcomm.2014.2316262","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcomm.2014.2316262","pdf_url":null,"source":{"id":"https://openalex.org/S196647941","display_name":"IEEE Transactions on Communications","issn_l":"0090-6778","issn":["0090-6778","1558-0857"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","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 Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/17","display_name":"Partnerships for the goals","score":0.5299999713897705}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":26,"referenced_works":["https://openalex.org/W602937858","https://openalex.org/W1966918398","https://openalex.org/W1976194699","https://openalex.org/W1996705421","https://openalex.org/W2004950827","https://openalex.org/W2012336251","https://openalex.org/W2031542375","https://openalex.org/W2039183034","https://openalex.org/W2056661470","https://openalex.org/W2078211543","https://openalex.org/W2100181015","https://openalex.org/W2115525437","https://openalex.org/W2117063944","https://openalex.org/W2145275428","https://openalex.org/W2148963518","https://openalex.org/W2159366530","https://openalex.org/W2159604024","https://openalex.org/W2167028946","https://openalex.org/W2168487669","https://openalex.org/W2171231760","https://openalex.org/W2171501069","https://openalex.org/W2172122232","https://openalex.org/W2482765689","https://openalex.org/W2798766386","https://openalex.org/W3101031378","https://openalex.org/W6684991238"],"related_works":["https://openalex.org/W2099376255","https://openalex.org/W2608897767","https://openalex.org/W2963768675","https://openalex.org/W2153829573","https://openalex.org/W2004047158","https://openalex.org/W2119153672","https://openalex.org/W2993015344","https://openalex.org/W1559320887","https://openalex.org/W2082611414","https://openalex.org/W2374704553"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3,45,107],"study":[4],"the":[5,8,14,23,61,71,75,90,96,101,104,112,131,134,149,155,161,164,171,187],"effect":[6],"of":[7,10,16,64,73,92,119,157,173,189],"presence":[9,63,172],"inter-relay":[11,83,174],"connections":[12],"on":[13,59,143,148],"performance":[15,188],"cooperative":[17],"free-space":[18],"optical":[19],"(FSO)":[20],"networks.":[21],"Unlike":[22],"existing":[24],"literature":[25],"where":[26,133],"conventional":[27],"cooperation":[28,52,180],"in":[29,34,88,130],"FSO":[30,65,191],"systems":[31],"is":[32,57,137,141],"realized":[33],"two":[35],"steps":[36,79],"through":[37],"source-relay":[38],"(S-R)":[39],"followed":[40],"by":[41,153],"relay-destination":[42],"(R-D)":[43],"communications,":[44],"propose":[46,123],"and":[47,77,182],"analyze":[48],"a":[49,124],"novel":[50],"three-stage":[51],"methodology.":[53],"The":[54],"proposed":[55,105],"scheme":[56,181],"based":[58,142],"exploiting":[60],"potential":[62],"links":[66],"between":[67],"neighboring":[68],"relays":[69,97],"for":[70,111],"sake":[72],"complementing":[74],"S-R":[76],"R-D":[78],"with":[80,116,160,177],"an":[81,145,178],"intermediate":[82],"communication":[84],"step":[85],"that":[86,170],"serves":[87],"enhancing":[89],"fidelity":[91],"signal":[93],"reconstruction":[94],"at":[95],"before":[98],"retransmitting":[99],"to":[100],"destination.":[102],"For":[103],"scheme,":[106],"derive":[108],"closed-form":[109,125],"expressions":[110],"conditional":[113,150],"error":[114,151],"probability":[115,152],"any":[117],"number":[118],"relays.":[120],"We":[121],"also":[122],"power":[126],"allocation":[127],"strategy":[128],"(PAS)":[129],"case":[132],"background":[135],"noise":[136],"negligible.":[138],"This":[139],"PAS":[140],"minimizing":[144],"asymptotic":[146],"upper-bound":[147],"applying":[154],"method":[156],"Lagrange":[158],"multipliers":[159],"solution":[162],"satisfying":[163],"Karush-Kuhn-Tucker":[165],"(KKT)":[166],"conditions.":[167],"Results":[168],"show":[169],"connections,":[175],"associated":[176],"appropriate":[179],"PAS,":[183],"can":[184],"significantly":[185],"boost":[186],"relay-assisted":[190],"systems.":[192]},"counts_by_year":[{"year":2024,"cited_by_count":3},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":6},{"year":2016,"cited_by_count":7},{"year":2015,"cited_by_count":2}],"updated_date":"2026-06-26T08:34:08.712188","created_date":"2025-10-10T00:00:00"}