{"id":"https://openalex.org/W2937174832","doi":"https://doi.org/10.1109/iccs.2018.8689235","title":"Constant Modulus Codebook Design for SCMA System","display_name":"Constant Modulus Codebook Design for SCMA System","publication_year":2018,"publication_date":"2018-12-01","ids":{"openalex":"https://openalex.org/W2937174832","doi":"https://doi.org/10.1109/iccs.2018.8689235","mag":"2937174832"},"language":"en","primary_location":{"id":"doi:10.1109/iccs.2018.8689235","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccs.2018.8689235","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE International Conference on Communication Systems (ICCS)","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/A5026524380","display_name":"Yujie Zhang","orcid":"https://orcid.org/0000-0002-5989-4892"},"institutions":[{"id":"https://openalex.org/I92403157","display_name":"University of Science and Technology Beijing","ror":"https://ror.org/02egmk993","country_code":"CN","type":"education","lineage":["https://openalex.org/I92403157"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yujie Zhang","raw_affiliation_strings":["School of Computer & Communication Engineering, University of Science & Technology Beijing (USTB), Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer & Communication Engineering, University of Science & Technology Beijing (USTB), Beijing, China","institution_ids":["https://openalex.org/I92403157"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113183805","display_name":"Shuang Zhao","orcid":"https://orcid.org/0000-0002-6701-5771"},"institutions":[{"id":"https://openalex.org/I92403157","display_name":"University of Science and Technology Beijing","ror":"https://ror.org/02egmk993","country_code":"CN","type":"education","lineage":["https://openalex.org/I92403157"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shuang Zhao","raw_affiliation_strings":["School of Computer & Communication Engineering, University of Science & Technology Beijing (USTB), Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer & Communication Engineering, University of Science & Technology Beijing (USTB), Beijing, China","institution_ids":["https://openalex.org/I92403157"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091127222","display_name":"Shengjiang Cui","orcid":null},"institutions":[{"id":"https://openalex.org/I92403157","display_name":"University of Science and Technology Beijing","ror":"https://ror.org/02egmk993","country_code":"CN","type":"education","lineage":["https://openalex.org/I92403157"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shengjiang Cui","raw_affiliation_strings":["School of Computer & Communication Engineering, University of Science & Technology Beijing (USTB), Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer & Communication Engineering, University of Science & Technology Beijing (USTB), Beijing, China","institution_ids":["https://openalex.org/I92403157"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100389531","display_name":"Zhenyu Zhang","orcid":"https://orcid.org/0000-0002-5200-3516"},"institutions":[{"id":"https://openalex.org/I92403157","display_name":"University of Science and Technology Beijing","ror":"https://ror.org/02egmk993","country_code":"CN","type":"education","lineage":["https://openalex.org/I92403157"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhenyu Zhang","raw_affiliation_strings":["School of Computer & Communication Engineering, University of Science & Technology Beijing (USTB), Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer & Communication Engineering, University of Science & Technology Beijing (USTB), Beijing, China","institution_ids":["https://openalex.org/I92403157"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085770176","display_name":"Yuanyuan Dong","orcid":"https://orcid.org/0000-0002-1717-8556"},"institutions":[{"id":"https://openalex.org/I92403157","display_name":"University of Science and Technology Beijing","ror":"https://ror.org/02egmk993","country_code":"CN","type":"education","lineage":["https://openalex.org/I92403157"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuanyuan Dong","raw_affiliation_strings":["School of Computer & Communication Engineering, University of Science & Technology Beijing (USTB), Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer & Communication Engineering, University of Science & Technology Beijing (USTB), Beijing, China","institution_ids":["https://openalex.org/I92403157"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016442564","display_name":"Xiyuan Wang","orcid":"https://orcid.org/0009-0006-0245-071X"},"institutions":[{"id":"https://openalex.org/I78675632","display_name":"Beijing Information Science & Technology University","ror":"https://ror.org/04xnqep60","country_code":"CN","type":"education","lineage":["https://openalex.org/I78675632"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiyuan Wang","raw_affiliation_strings":["School of Beijing Information Science and Technology University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Beijing Information Science and Technology University, Beijing, China","institution_ids":["https://openalex.org/I78675632"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5080875949","display_name":"Xiaoming Dai","orcid":"https://orcid.org/0000-0001-5817-8723"},"institutions":[{"id":"https://openalex.org/I92403157","display_name":"University of Science and Technology Beijing","ror":"https://ror.org/02egmk993","country_code":"CN","type":"education","lineage":["https://openalex.org/I92403157"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoming Dai","raw_affiliation_strings":["School of Computer & Communication Engineering, University of Science & Technology Beijing (USTB), Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer & Communication Engineering, University of Science & Technology Beijing (USTB), Beijing, China","institution_ids":["https://openalex.org/I92403157"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"64","issue":null,"first_page":"242","last_page":"246"},"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/T10069","display_name":"Antenna Design and Analysis","score":0.9980000257492065,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9980000257492065,"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/codebook","display_name":"Codebook","score":0.9289628863334656},{"id":"https://openalex.org/keywords/constant","display_name":"Constant (computer programming)","score":0.8023128509521484},{"id":"https://openalex.org/keywords/modulus","display_name":"Modulus","score":0.7788525819778442},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5407974123954773},{"id":"https://openalex.org/keywords/code","display_name":"Code (set theory)","score":0.48866990208625793},{"id":"https://openalex.org/keywords/gradient-descent","display_name":"Gradient descent","score":0.425792932510376},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4094085097312927},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.33576953411102295},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2984412610530853},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1525789201259613},{"id":"https://openalex.org/keywords/artificial-neural-network","display_name":"Artificial neural network","score":0.12745246291160583},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.08798757195472717},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.06676909327507019}],"concepts":[{"id":"https://openalex.org/C127759330","wikidata":"https://www.wikidata.org/wiki/Q637416","display_name":"Codebook","level":2,"score":0.9289628863334656},{"id":"https://openalex.org/C2777027219","wikidata":"https://www.wikidata.org/wiki/Q1284190","display_name":"Constant (computer programming)","level":2,"score":0.8023128509521484},{"id":"https://openalex.org/C193867417","wikidata":"https://www.wikidata.org/wiki/Q6889814","display_name":"Modulus","level":2,"score":0.7788525819778442},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5407974123954773},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.48866990208625793},{"id":"https://openalex.org/C153258448","wikidata":"https://www.wikidata.org/wiki/Q1199743","display_name":"Gradient descent","level":3,"score":0.425792932510376},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4094085097312927},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.33576953411102295},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2984412610530853},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1525789201259613},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.12745246291160583},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.08798757195472717},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.06676909327507019},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iccs.2018.8689235","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccs.2018.8689235","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE International Conference on Communication Systems (ICCS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W1975499480","https://openalex.org/W2008104692","https://openalex.org/W2042519026","https://openalex.org/W2107885148","https://openalex.org/W2140684029","https://openalex.org/W2147431204","https://openalex.org/W2463692443","https://openalex.org/W2496901463","https://openalex.org/W2509360678","https://openalex.org/W2558871231","https://openalex.org/W2584656150","https://openalex.org/W2588673727","https://openalex.org/W2600802660","https://openalex.org/W2611861626","https://openalex.org/W6725420952"],"related_works":["https://openalex.org/W2924557442","https://openalex.org/W2347998318","https://openalex.org/W2014634832","https://openalex.org/W2360342165","https://openalex.org/W2376660546","https://openalex.org/W2096954586","https://openalex.org/W2379555895","https://openalex.org/W2937174832","https://openalex.org/W2364722896","https://openalex.org/W2153388015"],"abstract_inverted_index":{"Sparse":[0],"code":[1],"multiple":[2],"access":[3],"(SCMA)":[4],"which":[5,79],"is":[6],"based":[7,41,52,66],"on":[8,67],"a":[9,48],"non-linear":[10],"spreading":[11],"has":[12],"received":[13],"great":[14],"attention":[15],"due":[16],"to":[17,33,54,84],"its":[18],"good":[19],"overloading":[20],"capability.":[21],"The":[22,63],"current":[23],"SCMA":[24,57],"codewords":[25,64],"are":[26],"non-constant":[27],"modulus":[28,40,61],"and":[29,76],"thus":[30],"may":[31],"lead":[32],"more":[34,82],"stringent":[35],"requirements":[36],"than":[37],"the":[38,56,68],"constant":[39,60,77],"ones.":[42],"In":[43],"this":[44],"work,":[45],"we":[46],"proposed":[47,69],"novel":[49],"gradient":[50],"descent":[51],"method":[53,70],"optimize":[55],"codebooks":[58],"with":[59],"constraints.":[62],"designed":[65],"exhibits":[71],"significantly":[72],"larger":[73],"minimum":[74],"distance":[75],"modulus,":[78],"renders":[80],"it":[81],"attractive":[83],"practical":[85],"applications.":[86]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
