{"id":"https://openalex.org/W4320029449","doi":"https://doi.org/10.1109/globecom48099.2022.10001452","title":"Uniform vs. Non-Uniform Coarse Quantization in Mutual Information Maximizing LDPC Decoding","display_name":"Uniform vs. Non-Uniform Coarse Quantization in Mutual Information Maximizing LDPC Decoding","publication_year":2022,"publication_date":"2022-12-04","ids":{"openalex":"https://openalex.org/W4320029449","doi":"https://doi.org/10.1109/globecom48099.2022.10001452"},"language":"en","primary_location":{"id":"doi:10.1109/globecom48099.2022.10001452","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globecom48099.2022.10001452","pdf_url":null,"source":{"id":"https://openalex.org/S4363607705","display_name":"GLOBECOM 2022 - 2022 IEEE Global Communications Conference","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM 2022 - 2022 IEEE Global Communications 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/A5051385016","display_name":"Philipp Mohr","orcid":"https://orcid.org/0000-0003-4350-9969"},"institutions":[{"id":"https://openalex.org/I159176309","display_name":"Universit\u00e4t Hamburg","ror":"https://ror.org/00g30e956","country_code":"DE","type":"education","lineage":["https://openalex.org/I159176309"]},{"id":"https://openalex.org/I884043246","display_name":"Hamburg University of Technology","ror":"https://ror.org/04bs1pb34","country_code":"DE","type":"education","lineage":["https://openalex.org/I884043246"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Philipp Mohr","raw_affiliation_strings":["Hamburg University of Technology Institute of Communications,Hamburg,Germany,21073"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hamburg University of Technology Institute of Communications,Hamburg,Germany,21073","institution_ids":["https://openalex.org/I159176309","https://openalex.org/I884043246"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5091790848","display_name":"Gerhard Bauch","orcid":"https://orcid.org/0000-0002-0050-2604"},"institutions":[{"id":"https://openalex.org/I159176309","display_name":"Universit\u00e4t Hamburg","ror":"https://ror.org/00g30e956","country_code":"DE","type":"education","lineage":["https://openalex.org/I159176309"]},{"id":"https://openalex.org/I884043246","display_name":"Hamburg University of Technology","ror":"https://ror.org/04bs1pb34","country_code":"DE","type":"education","lineage":["https://openalex.org/I884043246"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Gerhard Bauch","raw_affiliation_strings":["Hamburg University of Technology Institute of Communications,Hamburg,Germany,21073"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hamburg University of Technology Institute of Communications,Hamburg,Germany,21073","institution_ids":["https://openalex.org/I159176309","https://openalex.org/I884043246"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.8567,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.70525588,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"3496","last_page":"3501"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11321","display_name":"Error Correcting Code Techniques","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/T11321","display_name":"Error Correcting Code Techniques","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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9952999949455261,"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":0.9944999814033508,"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/decoding-methods","display_name":"Decoding methods","score":0.832586944103241},{"id":"https://openalex.org/keywords/quantization","display_name":"Quantization (signal processing)","score":0.8185775279998779},{"id":"https://openalex.org/keywords/low-density-parity-check-code","display_name":"Low-density parity-check code","score":0.64817214012146},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6169308423995972},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5987860560417175},{"id":"https://openalex.org/keywords/mutual-information","display_name":"Mutual information","score":0.5869483351707458},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.45811715722084045},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.32769855856895447},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.07068398594856262}],"concepts":[{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.832586944103241},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.8185775279998779},{"id":"https://openalex.org/C67692717","wikidata":"https://www.wikidata.org/wiki/Q187444","display_name":"Low-density parity-check code","level":3,"score":0.64817214012146},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6169308423995972},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5987860560417175},{"id":"https://openalex.org/C152139883","wikidata":"https://www.wikidata.org/wiki/Q252973","display_name":"Mutual information","level":2,"score":0.5869483351707458},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.45811715722084045},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.32769855856895447},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.07068398594856262},{"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/globecom48099.2022.10001452","is_oa":false,"landing_page_url":"https://doi.org/10.1109/globecom48099.2022.10001452","pdf_url":null,"source":{"id":"https://openalex.org/S4363607705","display_name":"GLOBECOM 2022 - 2022 IEEE Global Communications Conference","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM 2022 - 2022 IEEE Global Communications Conference","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions","score":0.4099999964237213}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1995304976","https://openalex.org/W2043809349","https://openalex.org/W2116175719","https://openalex.org/W2127370988","https://openalex.org/W2793612504","https://openalex.org/W2962702487","https://openalex.org/W2964336437","https://openalex.org/W3009137960","https://openalex.org/W3191756861","https://openalex.org/W3211792640"],"related_works":["https://openalex.org/W2903058006","https://openalex.org/W2102374550","https://openalex.org/W2047069332","https://openalex.org/W2352157218","https://openalex.org/W2806845321","https://openalex.org/W4293418541","https://openalex.org/W2393084694","https://openalex.org/W4213381250","https://openalex.org/W2336709242","https://openalex.org/W4318215366"],"abstract_inverted_index":{"Recently,":[0],"low-resolution":[1],"LDPC":[2,82],"decoders":[3],"have":[4],"been":[5],"introduced":[6],"that":[7,59,85],"perform":[8],"mutual":[9,64],"information":[10,65],"maximizing":[11],"signal":[12],"processing.":[13],"However,":[14],"the":[15,41,52,60,76,86,99,104,108],"optimal":[16],"quantization":[17,33,71,88],"in":[18],"variable":[19],"and":[20,50],"check":[21],"nodes":[22],"requires":[23],"expensive":[24],"non-uniform":[25,100],"operations.":[26],"Instead,":[27],"we":[28],"propose":[29],"to":[30,69,98,103,116],"use":[31],"uniform":[32,70,87],"with":[34,80],"a":[35,113],"simple":[36],"hardware":[37],"structure,":[38],"which":[39],"reduces":[40],"complexity":[42,105],"of":[43,62],"individual":[44],"node":[45],"operations":[46],"approximately":[47],"by":[48],"half":[49],"shortens":[51],"decoding":[53],"delay":[54],"significantly.":[55],"Our":[56],"analysis":[57],"shows":[58],"loss":[61],"preserved":[63],"resulting":[66],"from":[67],"restriction":[68],"is":[72,112],"very":[73],"small.":[74],"Furthermore,":[75],"error":[77],"rate":[78],"simulations":[79],"regular":[81],"codes":[83],"confirm":[84],"causes":[89],"only":[90],"minor":[91],"performance":[92],"degradation":[93],"within":[94],"0.01":[95],"dB":[96],"compared":[97],"alternative.":[101],"Due":[102],"reduction,":[106],"especially":[107],"proposed":[109],"3-bit":[110],"decoder":[111],"promising":[114],"candidate":[115],"replace":[117],"4-bit":[118],"conventional":[119],"decoders.":[120]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":2}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
