{"id":"https://openalex.org/W3047420942","doi":"https://doi.org/10.1109/jiot.2020.3013647","title":"Joint Trajectory Design and Resource Allocation for Secure Transmission in Cache-Enabled UAV-Relaying Networks With D2D Communications","display_name":"Joint Trajectory Design and Resource Allocation for Secure Transmission in Cache-Enabled UAV-Relaying Networks With D2D Communications","publication_year":2020,"publication_date":"2020-08-03","ids":{"openalex":"https://openalex.org/W3047420942","doi":"https://doi.org/10.1109/jiot.2020.3013647","mag":"3047420942"},"language":"en","primary_location":{"id":"doi:10.1109/jiot.2020.3013647","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2020.3013647","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","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/A5051665415","display_name":"Jiequ Ji","orcid":"https://orcid.org/0000-0003-0728-5662"},"institutions":[{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiequ Ji","raw_affiliation_strings":["College of Computer Science and Technology and the Collaborative Innovation Center of Novel Software Technology and Industrialization, Nanjing University of Aeronautics and Astronautics, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0003-0728-5662","affiliations":[{"raw_affiliation_string":"College of Computer Science and Technology and the Collaborative Innovation Center of Novel Software Technology and Industrialization, Nanjing University of Aeronautics and Astronautics, Nanjing, China","institution_ids":["https://openalex.org/I9842412"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000861569","display_name":"Kun Zhu","orcid":"https://orcid.org/0000-0001-6784-5583"},"institutions":[{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kun Zhu","raw_affiliation_strings":["College of Computer Science and Technology and the Collaborative Innovation Center of Novel Software Technology and Industrialization, Nanjing University of Aeronautics and Astronautics, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0001-6784-5583","affiliations":[{"raw_affiliation_string":"College of Computer Science and Technology and the Collaborative Innovation Center of Novel Software Technology and Industrialization, Nanjing University of Aeronautics and Astronautics, Nanjing, China","institution_ids":["https://openalex.org/I9842412"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091266202","display_name":"Dusit Niyato","orcid":"https://orcid.org/0000-0002-7442-7416"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Dusit Niyato","raw_affiliation_strings":["School of Computer Science and Engineering, Nanyang Technological University, Singapore"],"raw_orcid":"https://orcid.org/0000-0002-7442-7416","affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100447486","display_name":"Ran Wang","orcid":"https://orcid.org/0000-0001-5601-0513"},"institutions":[{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ran Wang","raw_affiliation_strings":["College of Computer Science and Technology and the Collaborative Innovation Center of Novel Software Technology and Industrialization, Nanjing University of Aeronautics and Astronautics, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0001-5601-0513","affiliations":[{"raw_affiliation_string":"College of Computer Science and Technology and the Collaborative Innovation Center of Novel Software Technology and Industrialization, Nanjing University of Aeronautics and Astronautics, Nanjing, China","institution_ids":["https://openalex.org/I9842412"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":86.068,"has_fulltext":false,"cited_by_count":88,"citation_normalized_percentile":{"value":0.99876335,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":100},"biblio":{"volume":"8","issue":"3","first_page":"1557","last_page":"1571"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11133","display_name":"UAV Applications and Optimization","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/T11133","display_name":"UAV Applications and Optimization","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/T11896","display_name":"Opportunistic and Delay-Tolerant Networks","score":0.9941999912261963,"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"}},{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9923999905586243,"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/computer-science","display_name":"Computer science","score":0.880540132522583},{"id":"https://openalex.org/keywords/backhaul","display_name":"Backhaul (telecommunications)","score":0.6541548371315002},{"id":"https://openalex.org/keywords/cache","display_name":"Cache","score":0.6263692378997803},{"id":"https://openalex.org/keywords/scheduling","display_name":"Scheduling (production processes)","score":0.5581774115562439},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5106950402259827},{"id":"https://openalex.org/keywords/bottleneck","display_name":"Bottleneck","score":0.46911150217056274},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.4677237272262573},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.43648505210876465},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.3419605493545532},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3386666178703308},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.22603517770767212},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.1979219913482666},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.12576085329055786},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.09666246175765991}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.880540132522583},{"id":"https://openalex.org/C103760667","wikidata":"https://www.wikidata.org/wiki/Q798444","display_name":"Backhaul (telecommunications)","level":3,"score":0.6541548371315002},{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"score":0.6263692378997803},{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.5581774115562439},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5106950402259827},{"id":"https://openalex.org/C2780513914","wikidata":"https://www.wikidata.org/wiki/Q18210350","display_name":"Bottleneck","level":2,"score":0.46911150217056274},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.4677237272262573},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.43648505210876465},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.3419605493545532},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3386666178703308},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.22603517770767212},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.1979219913482666},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.12576085329055786},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.09666246175765991},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jiot.2020.3013647","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2020.3013647","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1092848178","display_name":null,"funder_award_id":"BK20170805","funder_id":"https://openalex.org/F4320322769","funder_display_name":"Natural Science Foundation of Jiangsu Province"},{"id":"https://openalex.org/G192553845","display_name":null,"funder_award_id":"F2015-NRF-ISF001-2277","funder_id":"https://openalex.org/F4320320709","funder_display_name":"National Research Foundation Singapore"},{"id":"https://openalex.org/G5713782926","display_name":"\u8d85\u5bc6\u96c6\u5168\u53cc\u5de5\u5f02\u6784\u7f51\u7edc\u4e2d\u57fa\u4e8e\u4e0a\u884c\u4e0b\u884c\u89e3\u8026\u7684\u7528\u6237\u63a5\u5165\u673a\u5236\u7814\u7a76","funder_award_id":"61701230","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7076825672","display_name":null,"funder_award_id":"M4082187 (4080)","funder_id":"https://openalex.org/F4320320766","funder_display_name":"Nanyang Technological University"}],"funders":[{"id":"https://openalex.org/F4320320709","display_name":"National Research Foundation Singapore","ror":"https://ror.org/03cpyc314"},{"id":"https://openalex.org/F4320320766","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302"},{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320322769","display_name":"Natural Science Foundation of Jiangsu Province","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":32,"referenced_works":["https://openalex.org/W1606035500","https://openalex.org/W1928752605","https://openalex.org/W1979327406","https://openalex.org/W2112053513","https://openalex.org/W2206930994","https://openalex.org/W2210084516","https://openalex.org/W2263102236","https://openalex.org/W2268751503","https://openalex.org/W2271618010","https://openalex.org/W2339958599","https://openalex.org/W2523219060","https://openalex.org/W2550116434","https://openalex.org/W2583092134","https://openalex.org/W2612356280","https://openalex.org/W2613304307","https://openalex.org/W2742002938","https://openalex.org/W2767105570","https://openalex.org/W2790256744","https://openalex.org/W2850930826","https://openalex.org/W2885551694","https://openalex.org/W2898218363","https://openalex.org/W2905487115","https://openalex.org/W2914952404","https://openalex.org/W2951073716","https://openalex.org/W2963061782","https://openalex.org/W2963117265","https://openalex.org/W2963580658","https://openalex.org/W2964114200","https://openalex.org/W2964125271","https://openalex.org/W3025537024","https://openalex.org/W3098405735","https://openalex.org/W4250589301"],"related_works":["https://openalex.org/W2595172197","https://openalex.org/W2084856301","https://openalex.org/W2127970246","https://openalex.org/W2885125400","https://openalex.org/W2171394093","https://openalex.org/W2771581184","https://openalex.org/W4300892414","https://openalex.org/W4377821747","https://openalex.org/W2962794077","https://openalex.org/W2915576678"],"abstract_inverted_index":{"With":[0],"the":[1,7,24,38,52,79,90,99,137,147,165,168,177,190],"exponential":[2],"growth":[3],"of":[4,9,40,54,167,189],"data":[5],"traffic,":[6],"use":[8],"caching":[10],"and":[11,60,102,107,141,150,155,164],"device-to-device":[12],"(D2D)":[13],"communication":[14],"has":[15],"been":[16],"recognized":[17],"as":[18],"an":[19,55,85,131],"effective":[20],"approach":[21],"for":[22],"mitigating":[23],"backhaul":[25],"bottleneck":[26],"in":[27,43,51,161,187],"unmanned":[28],"aerial":[29],"vehicle":[30],"(UAV)-assisted":[31],"networks.":[32],"In":[33],"this":[34,127],"article,":[35],"we":[36,83,129],"investigate":[37],"issue":[39],"secure":[41],"transmission":[42,105,156],"a":[44,111,119],"cache-enabled":[45],"UAV-relaying":[46],"network":[47],"with":[48,65],"D2D":[49,61],"communications":[50],"presence":[53],"eavesdropper.":[56],"Specifically,":[57,146],"both":[58],"UAVs":[59],"users":[62],"are":[63,158],"equipped":[64],"cache":[66],"memory,":[67],"which":[68],"can":[69],"prestore":[70],"some":[71],"popular":[72],"content":[73],"to":[74,88],"collaboratively":[75],"serve":[76],"users.":[77],"Considering":[78],"fairness":[80],"among":[81,94],"users,":[82,95],"formulate":[84],"optimization":[86],"problem":[87,117],"maximize":[89],"minimum":[91],"secrecy":[92,191],"rate":[93],"by":[96],"jointly":[97],"optimizing":[98],"user":[100,148],"association":[101,149],"UAV":[103,108,151,153],"scheduling,":[104,152],"power,":[106],"trajectory":[109],"over":[110],"finite":[112],"period.":[113],"The":[114],"joint":[115,179],"design":[116,180],"is":[118,170],"nonconvex":[120],"mixed-integer":[121],"programming":[122],"problem.":[123],"To":[124],"efficiently":[125],"solve":[126],"problem,":[128],"propose":[130],"alternating":[132,139],"iterative":[133],"algorithm":[134,169],"based":[135],"on":[136],"block":[138],"descent":[140],"successive":[142],"convex":[143],"approximation":[144],"methods.":[145],"trajectory,":[154],"power":[157],"optimized":[159],"alternately":[160],"each":[162],"iteration,":[163],"convergence":[166],"proven.":[171],"Extensive":[172],"numerical":[173],"results":[174],"show":[175],"that":[176],"proposed":[178],"scheme":[181],"significantly":[182],"outperforms":[183],"other":[184],"benchmark":[185],"schemes":[186],"terms":[188],"rate.":[192]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":14},{"year":2024,"cited_by_count":18},{"year":2023,"cited_by_count":18},{"year":2022,"cited_by_count":23},{"year":2021,"cited_by_count":13}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
