{"id":"https://openalex.org/W2143446266","doi":"https://doi.org/10.1109/wcnc.2009.4917837","title":"Novel Frame Structures to Improve System Capacity and Latency Performance of a Time-Division Duplex Multihop Relay Wireless Access System","display_name":"Novel Frame Structures to Improve System Capacity and Latency Performance of a Time-Division Duplex Multihop Relay Wireless Access System","publication_year":2009,"publication_date":"2009-04-01","ids":{"openalex":"https://openalex.org/W2143446266","doi":"https://doi.org/10.1109/wcnc.2009.4917837","mag":"2143446266"},"language":"en","primary_location":{"id":"doi:10.1109/wcnc.2009.4917837","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc.2009.4917837","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE Wireless Communications and Networking Conference","raw_type":"proceedings-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/A5027408810","display_name":"Ohno Youhei","orcid":null},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Youhei Ohno","raw_affiliation_strings":["NTT Access Network Service Systems Laboratories, NTT Corporation, Yokosuka, Kanagawa, Japan","NTT Access Network Service Systems Laboratories, NTT Corporation, Kanagawa, Japan"],"affiliations":[{"raw_affiliation_string":"NTT Access Network Service Systems Laboratories, NTT Corporation, Yokosuka, Kanagawa, Japan","institution_ids":["https://openalex.org/I2251713219"]},{"raw_affiliation_string":"NTT Access Network Service Systems Laboratories, NTT Corporation, Kanagawa, Japan","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110575238","display_name":"Tatsuya Shimizu","orcid":null},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tatsuya Shimizu","raw_affiliation_strings":["NTT Access Network Service Systems Laboratories, NTT Corporation, Yokosuka, Kanagawa, Japan","NTT Access Network Service Systems Laboratories, NTT Corporation, Kanagawa, Japan"],"affiliations":[{"raw_affiliation_string":"NTT Access Network Service Systems Laboratories, NTT Corporation, Yokosuka, Kanagawa, Japan","institution_ids":["https://openalex.org/I2251713219"]},{"raw_affiliation_string":"NTT Access Network Service Systems Laboratories, NTT Corporation, Kanagawa, Japan","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020367839","display_name":"Takefumi Hiraguri","orcid":"https://orcid.org/0000-0002-5923-136X"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takefumi Hiraguri","raw_affiliation_strings":["NTT Access Network Service Systems Laboratories, NTT Corporation, Yokosuka, Kanagawa, Japan","NTT Access Network Service Systems Laboratories, NTT Corporation, Kanagawa, Japan"],"affiliations":[{"raw_affiliation_string":"NTT Access Network Service Systems Laboratories, NTT Corporation, Yokosuka, Kanagawa, Japan","institution_ids":["https://openalex.org/I2251713219"]},{"raw_affiliation_string":"NTT Access Network Service Systems Laboratories, NTT Corporation, Kanagawa, Japan","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5066030747","display_name":"Masashi Nakatsugawa","orcid":"https://orcid.org/0000-0003-2322-8609"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masashi Nakatsugawa","raw_affiliation_strings":["NTT Access Network Service Systems Laboratories, NTT Corporation, Yokosuka, Kanagawa, Japan","NTT Access Network Service Systems Laboratories, NTT Corporation, Kanagawa, Japan"],"affiliations":[{"raw_affiliation_string":"NTT Access Network Service Systems Laboratories, NTT Corporation, Yokosuka, Kanagawa, Japan","institution_ids":["https://openalex.org/I2251713219"]},{"raw_affiliation_string":"NTT Access Network Service Systems Laboratories, NTT Corporation, Kanagawa, Japan","institution_ids":["https://openalex.org/I2251713219"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5027408810"],"corresponding_institution_ids":["https://openalex.org/I2251713219"],"apc_list":null,"apc_paid":null,"fwci":1.3714,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.83521353,"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":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9998000264167786,"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/T11158","display_name":"Wireless Networks and Protocols","score":0.9975000023841858,"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/computer-science","display_name":"Computer science","score":0.715903103351593},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.6846294403076172},{"id":"https://openalex.org/keywords/relay","display_name":"Relay","score":0.6230895519256592},{"id":"https://openalex.org/keywords/frame","display_name":"Frame (networking)","score":0.5520327091217041},{"id":"https://openalex.org/keywords/link-access-procedure-for-frame-relay","display_name":"Link Access Procedure for Frame Relay","score":0.5262134075164795},{"id":"https://openalex.org/keywords/offset","display_name":"Offset (computer science)","score":0.5203201770782471},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.5068963170051575},{"id":"https://openalex.org/keywords/latency","display_name":"Latency (audio)","score":0.4978799819946289},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.4863353371620178},{"id":"https://openalex.org/keywords/duplex","display_name":"Duplex (building)","score":0.4245688021183014},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.396999716758728},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1975092887878418},{"id":"https://openalex.org/keywords/relay-channel","display_name":"Relay channel","score":0.14846652746200562}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.715903103351593},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.6846294403076172},{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.6230895519256592},{"id":"https://openalex.org/C126042441","wikidata":"https://www.wikidata.org/wiki/Q1324888","display_name":"Frame (networking)","level":2,"score":0.5520327091217041},{"id":"https://openalex.org/C111218622","wikidata":"https://www.wikidata.org/wiki/Q6554248","display_name":"Link Access Procedure for Frame Relay","level":5,"score":0.5262134075164795},{"id":"https://openalex.org/C175291020","wikidata":"https://www.wikidata.org/wiki/Q1156822","display_name":"Offset (computer science)","level":2,"score":0.5203201770782471},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.5068963170051575},{"id":"https://openalex.org/C82876162","wikidata":"https://www.wikidata.org/wiki/Q17096504","display_name":"Latency (audio)","level":2,"score":0.4978799819946289},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.4863353371620178},{"id":"https://openalex.org/C99611785","wikidata":"https://www.wikidata.org/wiki/Q6453233","display_name":"Duplex (building)","level":3,"score":0.4245688021183014},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.396999716758728},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1975092887878418},{"id":"https://openalex.org/C46257984","wikidata":"https://www.wikidata.org/wiki/Q7310895","display_name":"Relay channel","level":4,"score":0.14846652746200562},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"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/C552990157","wikidata":"https://www.wikidata.org/wiki/Q7430","display_name":"DNA","level":2,"score":0.0},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wcnc.2009.4917837","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc.2009.4917837","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE Wireless Communications and Networking Conference","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":3,"referenced_works":["https://openalex.org/W2072084050","https://openalex.org/W2164038993","https://openalex.org/W2164362174"],"related_works":["https://openalex.org/W2969987855","https://openalex.org/W2137838797","https://openalex.org/W1602866994","https://openalex.org/W2084898550","https://openalex.org/W2553046703","https://openalex.org/W2029064004","https://openalex.org/W2901062603","https://openalex.org/W2776422970","https://openalex.org/W2284606164","https://openalex.org/W2139401954"],"abstract_inverted_index":{"The":[0,103],"multihop":[1],"relay":[2,26,39,44],"wireless":[3],"access":[4,37],"system":[5,51],"is":[6,120,136],"expected":[7],"to":[8,17,112],"eliminate":[9],"dead":[10],"spots":[11],"by":[12,62,122,131,138],"expanding":[13],"line-of-sight":[14],"situations":[15],"and":[16,38,53,71,100,133],"extend":[18],"coverage":[19],"at":[20],"low":[21],"cost.":[22],"However,":[23],"time-division":[24],"duplex":[25],"schemes":[27],"that":[28,77],"apportion":[29],"the":[30,36,42,47,85,96,107,113,127],"fixed":[31],"length":[32],"frame":[33,66,70,79,87,105,116],"resources":[34],"between":[35],"zones":[40],"like":[41],"IEEE802.16J":[43],"scheme":[45],"suffer":[46],"problems":[48,61],"of":[49,91,95,126],"degraded":[50],"capacity":[52],"poor":[54],"latency":[55,101,135],"performance.":[56,102],"This":[57],"paper":[58],"solve":[59],"these":[60],"introducing":[63],"two":[64],"novel":[65],"structures:":[67],"Mixed":[68],"bidirectional":[69],"offset":[72,104],"frame.":[73],"Numerical":[74],"simulations":[75],"confirm":[76],"both":[78],"structures":[80],"offer":[81],"better":[82],"performance":[83,108],"than":[84],"IEEE802.16j":[86],"structure,":[88],"in":[89],"terms":[90],"total":[92,118],"throughput,":[93],"throughput":[94,119,125],"last":[97,128],"hop":[98,129],"SS,":[99],"improves":[106],"most":[109],"significantly":[110],"compared":[111],"IEEE":[114],"802.16j":[115],"structure;":[117],"increased":[121],"85%,":[123],"DL/UL":[124,134],"SS":[130],"88/120%":[132],"reduced":[137],"73/33%.":[139]},"counts_by_year":[{"year":2014,"cited_by_count":2},{"year":2012,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}