{"id":"https://openalex.org/W2151233964","doi":"https://doi.org/10.1109/iswcs.2009.5285322","title":"Achievable rate of dual-hop OFDM relay system with non-regenerative relay without FFT process","display_name":"Achievable rate of dual-hop OFDM relay system with non-regenerative relay without FFT process","publication_year":2009,"publication_date":"2009-09-01","ids":{"openalex":"https://openalex.org/W2151233964","doi":"https://doi.org/10.1109/iswcs.2009.5285322","mag":"2151233964"},"language":"en","primary_location":{"id":"doi:10.1109/iswcs.2009.5285322","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iswcs.2009.5285322","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 6th International Symposium on Wireless Communication Systems","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/A5075560267","display_name":"Haraguchi Shuhei","orcid":null},"institutions":[{"id":"https://openalex.org/I75917431","display_name":"Nara Institute of Science and Technology","ror":"https://ror.org/05bhada84","country_code":"JP","type":"education","lineage":["https://openalex.org/I75917431"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shuhei Haraguchi","raw_affiliation_strings":["Graduate School of Information Science, Nara Institute of Science and Technology, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Information Science, Nara Institute of Science and Technology, Japan","institution_ids":["https://openalex.org/I75917431"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013508163","display_name":"Masato Saito","orcid":"https://orcid.org/0000-0001-9276-8882"},"institutions":[{"id":"https://openalex.org/I75917431","display_name":"Nara Institute of Science and Technology","ror":"https://ror.org/05bhada84","country_code":"JP","type":"education","lineage":["https://openalex.org/I75917431"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masato Saito","raw_affiliation_strings":["Graduate School of Information Science, Nara Institute of Science and Technology, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Information Science, Nara Institute of Science and Technology, Japan","institution_ids":["https://openalex.org/I75917431"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110212761","display_name":"Chandra Athaudage","orcid":null},"institutions":[{"id":"https://openalex.org/I165779595","display_name":"The University of Melbourne","ror":"https://ror.org/01ej9dk98","country_code":"AU","type":"education","lineage":["https://openalex.org/I165779595"]},{"id":"https://openalex.org/I4210149973","display_name":"ARC Centre of Excellence for Transformative Meta-Optical Systems","ror":"https://ror.org/05sh7tb37","country_code":"AU","type":"facility","lineage":["https://openalex.org/I118347636","https://openalex.org/I1337719021","https://openalex.org/I2801453606","https://openalex.org/I4210132349","https://openalex.org/I4210149973"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Chandra R.N. Athaudage","raw_affiliation_strings":["ARC Special Research Centre of Ultra-Broadband Information Networks (CUBIN), Department of Electrical and Electronic Engineering, University of Melbourne, Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ARC Special Research Centre of Ultra-Broadband Information Networks (CUBIN), Department of Electrical and Electronic Engineering, University of Melbourne, Australia","institution_ids":["https://openalex.org/I4210149973","https://openalex.org/I165779595"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5108196717","display_name":"Minoru Okada","orcid":null},"institutions":[{"id":"https://openalex.org/I75917431","display_name":"Nara Institute of Science and Technology","ror":"https://ror.org/05bhada84","country_code":"JP","type":"education","lineage":["https://openalex.org/I75917431"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Minoru Okada","raw_affiliation_strings":["Graduate School of Information Science, Nara Institute of Science and Technology, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Information Science, Nara Institute of Science and Technology, Japan","institution_ids":["https://openalex.org/I75917431"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"393","last_page":"397"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10796","display_name":"Cooperative Communication and Network Coding","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10796","display_name":"Cooperative Communication and Network Coding","score":1.0,"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/T12791","display_name":"Full-Duplex Wireless Communications","score":0.9987000226974487,"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":0.9979000091552734,"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/relay","display_name":"Relay","score":0.8926451206207275},{"id":"https://openalex.org/keywords/subcarrier","display_name":"Subcarrier","score":0.7827454805374146},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.717994213104248},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.6730441451072693},{"id":"https://openalex.org/keywords/fast-fourier-transform","display_name":"Fast Fourier transform","score":0.6084675192832947},{"id":"https://openalex.org/keywords/hop","display_name":"Hop (telecommunications)","score":0.589401125907898},{"id":"https://openalex.org/keywords/node","display_name":"Node (physics)","score":0.5285578966140747},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.4959004819393158},{"id":"https://openalex.org/keywords/relay-channel","display_name":"Relay channel","score":0.49070680141448975},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.459640771150589},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.45618027448654175},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.387906551361084},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.37630659341812134},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3623161017894745},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.3400964140892029},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.22253015637397766},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.19528543949127197},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.15275803208351135},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.1121477484703064}],"concepts":[{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.8926451206207275},{"id":"https://openalex.org/C198329298","wikidata":"https://www.wikidata.org/wiki/Q586358","display_name":"Subcarrier","level":4,"score":0.7827454805374146},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.717994213104248},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.6730441451072693},{"id":"https://openalex.org/C75172450","wikidata":"https://www.wikidata.org/wiki/Q623950","display_name":"Fast Fourier transform","level":2,"score":0.6084675192832947},{"id":"https://openalex.org/C25906391","wikidata":"https://www.wikidata.org/wiki/Q1432381","display_name":"Hop (telecommunications)","level":2,"score":0.589401125907898},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.5285578966140747},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.4959004819393158},{"id":"https://openalex.org/C46257984","wikidata":"https://www.wikidata.org/wiki/Q7310895","display_name":"Relay channel","level":4,"score":0.49070680141448975},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.459640771150589},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.45618027448654175},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.387906551361084},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.37630659341812134},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3623161017894745},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.3400964140892029},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.22253015637397766},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.19528543949127197},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.15275803208351135},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.1121477484703064},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iswcs.2009.5285322","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iswcs.2009.5285322","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 6th International Symposium on Wireless Communication Systems","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5400000214576721,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320334764","display_name":"Japan Society for the Promotion of Science","ror":"https://ror.org/00hhkn466"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W1967453062","https://openalex.org/W2054189168","https://openalex.org/W2107890868","https://openalex.org/W2113462724","https://openalex.org/W2119788079","https://openalex.org/W2127817325","https://openalex.org/W2150326502","https://openalex.org/W2296319761","https://openalex.org/W4250589301"],"related_works":["https://openalex.org/W2172159377","https://openalex.org/W2351865055","https://openalex.org/W2098618074","https://openalex.org/W2534888834","https://openalex.org/W1096586872","https://openalex.org/W2020731358","https://openalex.org/W2349265206","https://openalex.org/W2110949813","https://openalex.org/W1861964578","https://openalex.org/W1481957943"],"abstract_inverted_index":{"We":[0],"evaluate":[1],"a":[2,44,78,92,145],"dual-hop":[3,146],"OFDM":[4,113,128,147],"relay":[5,9,15,27,61,148],"system":[6,75,149],"with":[7,150],"non-regenerative":[8],"without":[10],"FFT/IFFT":[11],"processes":[12],"at":[13,69,131],"the":[14,19,23,26,32,39,52,56,60,65,70,73,83,101,105,119,124,132,139],"node":[16,54,103],"to":[17,48,64,91,100,127],"reduce":[18],"processing":[20],"delay":[21,125,136],"and":[22,35,55,95,134,153],"complexity":[24],"of":[25,31,51,59],"process":[28],"in":[29,85],"terms":[30],"achievable":[33,40,80],"rate":[34,81],"throughput.":[36],"To":[37],"maximize":[38],"rate,":[41],"we":[42],"propose":[43],"power":[45,67,88,97,141,155],"allocation":[46,68,142,156],"scheme":[47,143],"each":[49],"subcarrier":[50,58,151],"source":[53,71,102],"whole":[57],"node.":[62],"Due":[63],"flexible":[66],"node,":[72],"proposed":[74,140],"can":[76],"attain":[77],"higher":[79],"by":[82],"method":[84],"which":[86],"more":[87,96],"is":[89,98,116],"allocated":[90,99],"weaker":[93],"channel":[94,110],"when":[104],"second":[106],"hop":[107],"has":[108],"stronger":[109],"gains.":[111],"When":[112],"symbol":[114],"duration":[115],"relatively":[117],"large,":[118],"throughput":[120],"performances":[121],"that":[122,138],"consider":[123],"due":[126],"signal":[129],"buffering":[130],"FFT-process":[133],"propagation":[135],"reveal":[137],"outperforms":[144],"mapping":[152],"sub-optimal":[154],"scheme.":[157]},"counts_by_year":[{"year":2014,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}