{"id":"https://openalex.org/W2090824681","doi":"https://doi.org/10.1109/iswcs.2006.4362305","title":"Investigations on Random Access Channel Structure in Evolved UTRA Uplink","display_name":"Investigations on Random Access Channel Structure in Evolved UTRA Uplink","publication_year":2006,"publication_date":"2006-09-01","ids":{"openalex":"https://openalex.org/W2090824681","doi":"https://doi.org/10.1109/iswcs.2006.4362305","mag":"2090824681"},"language":"en","primary_location":{"id":"doi:10.1109/iswcs.2006.4362305","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iswcs.2006.4362305","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2006 3rd 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/A5036054614","display_name":"Yoshihisa Kishiyama","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":"Yoshihisa Kishiyama","raw_affiliation_strings":["Radio Access Network Development Department, NTT DoCoMo, Inc., Yokosuka, Kanagawa, Japan","NTT DoCoMo, Inc., Kanagawa#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Radio Access Network Development Department, NTT DoCoMo, Inc., Yokosuka, Kanagawa, Japan","institution_ids":["https://openalex.org/I2251713219"]},{"raw_affiliation_string":"NTT DoCoMo, Inc., Kanagawa#TAB#","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013802192","display_name":"Kenichi Higuchi","orcid":"https://orcid.org/0000-0002-6235-0685"},"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":"Kenichi Higuchi","raw_affiliation_strings":["Radio Access Network Development Department, NTT DoCoMo, Inc., Yokosuka, Kanagawa, Japan","NTT DoCoMo, Inc., Kanagawa#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Radio Access Network Development Department, NTT DoCoMo, Inc., Yokosuka, Kanagawa, Japan","institution_ids":["https://openalex.org/I2251713219"]},{"raw_affiliation_string":"NTT DoCoMo, Inc., Kanagawa#TAB#","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5056010573","display_name":"Mamoru Sawahashi","orcid":null},"institutions":[{"id":"https://openalex.org/I98083888","display_name":"Musashi University","ror":"https://ror.org/05qp61e83","country_code":"JP","type":"education","lineage":["https://openalex.org/I98083888"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Mamoru Sawahashi","raw_affiliation_strings":["Department of Electronics and Communication Engineering, Musashi Institute of Technology, Setagaya, Tokyo, Japan","Department of Electronics and Communication Engineering, Musashi Institute of Technology, 1-28-1 Tamazutsumi, Setagaya-ku, Tokyo, 158-8557 Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronics and Communication Engineering, Musashi Institute of Technology, Setagaya, Tokyo, Japan","institution_ids":["https://openalex.org/I98083888"]},{"raw_affiliation_string":"Department of Electronics and Communication Engineering, Musashi Institute of Technology, 1-28-1 Tamazutsumi, Setagaya-ku, Tokyo, 158-8557 Japan","institution_ids":["https://openalex.org/I98083888"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.0453,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.72641776,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"287","last_page":"291"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9994999766349792,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9994999766349792,"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/T12079","display_name":"IoT Networks and Protocols","score":0.9994000196456909,"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":0.9991000294685364,"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/telecommunications-link","display_name":"Telecommunications link","score":0.7978647351264954},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7627329230308533},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.6691425442695618},{"id":"https://openalex.org/keywords/random-access","display_name":"Random access","score":0.6424412131309509},{"id":"https://openalex.org/keywords/preamble","display_name":"Preamble","score":0.6147351264953613},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5340802669525146},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5240141153335571},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5077623128890991},{"id":"https://openalex.org/keywords/control-channel","display_name":"Control channel","score":0.49539387226104736},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.3325567841529846},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.22533756494522095}],"concepts":[{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.7978647351264954},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7627329230308533},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.6691425442695618},{"id":"https://openalex.org/C101722063","wikidata":"https://www.wikidata.org/wiki/Q218825","display_name":"Random access","level":2,"score":0.6424412131309509},{"id":"https://openalex.org/C2780691134","wikidata":"https://www.wikidata.org/wiki/Q1129448","display_name":"Preamble","level":3,"score":0.6147351264953613},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5340802669525146},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5240141153335571},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5077623128890991},{"id":"https://openalex.org/C157607044","wikidata":"https://www.wikidata.org/wiki/Q5165851","display_name":"Control channel","level":3,"score":0.49539387226104736},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3325567841529846},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.22533756494522095}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iswcs.2006.4362305","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iswcs.2006.4362305","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2006 3rd International Symposium on Wireless Communication Systems","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":5,"referenced_works":["https://openalex.org/W2066530892","https://openalex.org/W2138706041","https://openalex.org/W2181735982","https://openalex.org/W2948730120","https://openalex.org/W3188818167"],"related_works":["https://openalex.org/W2980498362","https://openalex.org/W2586215923","https://openalex.org/W3198850615","https://openalex.org/W2575325773","https://openalex.org/W2393245530","https://openalex.org/W2740111078","https://openalex.org/W2610738413","https://openalex.org/W143843055","https://openalex.org/W3119672506","https://openalex.org/W2519310898"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"the":[3,13,21,26,33,37,48,53,63,67,83,96,107,113,117,151,157,171,180,183,191,196,203,212],"optimum":[4],"random":[5,74],"access":[6],"channel":[7,126],"(RACH)":[8],"structure":[9],"in":[10,29,170,202,211],"terms":[11],"of":[12,15,47,55,153,182,198,209],"number":[14,54,208],"control":[16,56,110],"signaling":[17,57],"bits":[18,58],"accommodated":[19],"and":[20,76,206],"transmission":[22,172,188,213],"bandwidth":[23,173,189],"based":[24,40],"on":[25],"link":[27],"budget":[28],"order":[30],"to":[31,51,59,149,176],"satisfy":[32],"coverage":[34],"requirement":[35],"for":[36,82,190],"single-carrier":[38],"(SC)-FDMA":[39],"E-UTRA":[41],"uplink.":[42],"First,":[43],"we":[44],"propose":[45],"grouping":[46,80],"RACH":[49,85,98,140,192],"purposes":[50],"reduce":[52],"be":[60],"conveyed":[61],"by":[62],"RACH.":[64],"By":[65],"employing":[66],"proposed":[68],"purpose-grouping":[69],"scheme,":[70],"only":[71],"a":[72,77,91,100,139,186],"four-bit":[73],"ID":[75],"two-bit":[78],"purpose":[79],"index":[81],"non-synchronized":[84,97],"are":[86],"required.":[87],"Simulation":[88],"evaluations":[89],"including":[90],"system-level":[92],"simulation":[93],"show":[94,162],"that":[95,138,163],"comprising":[99],"0.5-msec":[101],"preamble":[102],"signature":[103],"sequence":[104],"can":[105],"convey":[106],"aforementioned":[108],"6-bit":[109],"signal":[111],"at":[112],"cell":[114],"edge":[115],"when":[116],"inter-site":[118],"distance":[119],"(ISD)":[120],"is":[121,134,147,166,193],"500":[122],"m":[123,155],"under":[124],"full":[125],"load":[127],"conditions":[128],"with":[129],"one-cell":[130],"frequency":[131],"reuse.":[132],"It":[133],"also":[135,161],"shown,":[136],"however,":[137],"longer":[141],"than":[142],"one-sub-frame,":[143],"e.g.,":[144],"1.0":[145],"msec,":[146],"necessary":[148],"support":[150],"ISD":[152],"1732":[154],"assuming":[156],"same":[158],"conditions.":[159],"We":[160],"although":[164],"there":[165],"no":[167],"distinct":[168],"difference":[169],"from":[174,179,195],"1.25":[175],"5":[177],"MHz":[178],"viewpoint":[181],"misdetection":[184],"probability,":[185],"1.25-MHz":[187],"suitable":[194],"viewpoints":[197],"flexible":[199],"resource":[200],"assignment":[201],"time":[204],"domain":[205],"small":[207],"option":[210],"bandwidth.":[214]},"counts_by_year":[],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
