{"id":"https://openalex.org/W2785594368","doi":"https://doi.org/10.1109/vtcfall.2017.8287923","title":"SCMA Uplink Decoding with Codebook Collision","display_name":"SCMA Uplink Decoding with Codebook Collision","publication_year":2017,"publication_date":"2017-09-01","ids":{"openalex":"https://openalex.org/W2785594368","doi":"https://doi.org/10.1109/vtcfall.2017.8287923","mag":"2785594368"},"language":"en","primary_location":{"id":"doi:10.1109/vtcfall.2017.8287923","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtcfall.2017.8287923","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE 86th Vehicular Technology Conference (VTC-Fall)","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/A5100546592","display_name":"Yang Yan-jun","orcid":null},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yanjun Yang","raw_affiliation_strings":["School of Electrical Engineering and Computer Science, Peking University","Peking University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering and Computer Science, Peking University","institution_ids":["https://openalex.org/I20231570"]},{"raw_affiliation_string":"Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087531885","display_name":"Yuping Zhao","orcid":"https://orcid.org/0000-0003-1199-9318"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuping Zhao","raw_affiliation_strings":["School of Electrical Engineering and Computer Science, Peking University","Peking University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering and Computer Science, Peking University","institution_ids":["https://openalex.org/I20231570"]},{"raw_affiliation_string":"Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100668334","display_name":"Dou Li","orcid":"https://orcid.org/0000-0001-6475-0124"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Dou Li","raw_affiliation_strings":["School of Electrical Engineering and Computer Science, Peking University","Peking University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering and Computer Science, Peking University","institution_ids":["https://openalex.org/I20231570"]},{"raw_affiliation_string":"Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.1462,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.55243219,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced 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/T11458","display_name":"Advanced 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/T12079","display_name":"IoT Networks and Protocols","score":0.9977999925613403,"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/T10964","display_name":"Wireless Communication Security Techniques","score":0.9864000082015991,"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/codebook","display_name":"Codebook","score":0.9873307943344116},{"id":"https://openalex.org/keywords/aloha","display_name":"Aloha","score":0.9186215400695801},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8323040008544922},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.6604222059249878},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.653506875038147},{"id":"https://openalex.org/keywords/block","display_name":"Block (permutation group theory)","score":0.5851108431816101},{"id":"https://openalex.org/keywords/random-access","display_name":"Random access","score":0.5672423839569092},{"id":"https://openalex.org/keywords/collision","display_name":"Collision","score":0.5646665692329407},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.5537258982658386},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.46128788590431213},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.45039716362953186},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.4357392489910126},{"id":"https://openalex.org/keywords/multiplexing","display_name":"Multiplexing","score":0.4156762361526489},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.32581961154937744},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1721116006374359},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.13964194059371948},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.12213492393493652},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.0679902732372284}],"concepts":[{"id":"https://openalex.org/C127759330","wikidata":"https://www.wikidata.org/wiki/Q637416","display_name":"Codebook","level":2,"score":0.9873307943344116},{"id":"https://openalex.org/C2776398200","wikidata":"https://www.wikidata.org/wiki/Q508880","display_name":"Aloha","level":4,"score":0.9186215400695801},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8323040008544922},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.6604222059249878},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.653506875038147},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.5851108431816101},{"id":"https://openalex.org/C101722063","wikidata":"https://www.wikidata.org/wiki/Q218825","display_name":"Random access","level":2,"score":0.5672423839569092},{"id":"https://openalex.org/C121704057","wikidata":"https://www.wikidata.org/wiki/Q352070","display_name":"Collision","level":2,"score":0.5646665692329407},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.5537258982658386},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.46128788590431213},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.45039716362953186},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4357392489910126},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.4156762361526489},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.32581961154937744},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1721116006374359},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.13964194059371948},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.12213492393493652},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0679902732372284},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/vtcfall.2017.8287923","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtcfall.2017.8287923","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE 86th Vehicular Technology Conference (VTC-Fall)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1535687191","https://openalex.org/W2008104692","https://openalex.org/W2042519026","https://openalex.org/W2086456844","https://openalex.org/W2124894634","https://openalex.org/W2156374892","https://openalex.org/W2383626323","https://openalex.org/W2409787030","https://openalex.org/W2463692443","https://openalex.org/W2472311755"],"related_works":["https://openalex.org/W2740103453","https://openalex.org/W2767687907","https://openalex.org/W2543616084","https://openalex.org/W4302323979","https://openalex.org/W4234150174","https://openalex.org/W1766726551","https://openalex.org/W2909001135","https://openalex.org/W2952266750","https://openalex.org/W2123879133","https://openalex.org/W2392999663"],"abstract_inverted_index":{"Sparse":[0],"code":[1],"multiple":[2],"access":[3,31,173],"(SCMA)":[4],"is":[5,43,50,178],"a":[6,41,86,105],"non-orthogonal":[7],"multiplexing":[8],"technique":[9],"proposed":[10,138],"to":[11,45,89,108],"the":[12,20,29,34,37,46,55,59,63,69,96,110,122,127,137,146,153,158],"5G":[13],"mobile":[14],"communication":[15],"system,":[16,36],"which":[17],"can":[18,79,133,142,162,184],"improve":[19],"system":[21],"performance":[22,169],"in":[23,62,71,116],"massive":[24],"connectivity":[25],"scenarios.":[26],"However,":[27],"during":[28],"random":[30,172],"phase":[32],"of":[33,54,124,129],"SCMA":[35,118],"codebook":[38,61,111,125,140],"used":[39,112],"by":[40,94,113,152],"user":[42,115,131],"unknown":[44],"base":[47],"station.":[48],"It":[49],"very":[51],"likely":[52],"some":[53],"users":[56,148,156],"will":[57,75],"choose":[58],"same":[60,64,159],"time-frequency":[65],"resource.":[66],"Therefore":[67],"all":[68],"data":[70,132],"this":[72],"resource":[73,160],"block":[74,161],"be":[76,81,134,143,150,164,185],"corrupted":[77],"and":[78],"not":[80],"recovered.":[82],"This":[83],"paper":[84],"proposes":[85],"new":[87],"method":[88],"deal":[90],"with":[91,121,166],"collision":[92,141],"situation":[93],"dividing":[95],"decoding":[97,128],"process":[98],"into":[99],"two":[100],"parts.":[101],"First,":[102],"we":[103,175],"use":[104],"short":[106],"pilot":[107],"detect":[109],"each":[114],"an":[117],"system.":[119],"Then,":[120],"knowledge":[123],"usage,":[126],"actual":[130],"simplified.":[135],"Using":[136],"method,":[139],"detected.":[144],"Although":[145],"conflicted":[147],"can't":[149],"decoded":[151],"receiver,":[154],"other":[155],"using":[157],"still":[163],"recovered":[165],"relatively":[167],"low":[168],"penalty.":[170],"The":[171],"protocol":[174],"propose":[176],"here":[177],"called":[179],"SCMA-Aloha.":[180],"Its":[181],"peak":[182],"throughput":[183],"20":[186],"percent":[187],"higher":[188],"than":[189],"traditional":[190],"slotted-Aloha.":[191]},"counts_by_year":[{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":3},{"year":2021,"cited_by_count":6},{"year":2020,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}