{"id":"https://openalex.org/W4414539066","doi":"https://doi.org/10.1109/icc52391.2025.11161876","title":"A Novel Hybrid Precoder with Low-Resolution Phase Shifters and Fronthaul Capacity Limitation","display_name":"A Novel Hybrid Precoder with Low-Resolution Phase Shifters and Fronthaul Capacity Limitation","publication_year":2025,"publication_date":"2025-06-08","ids":{"openalex":"https://openalex.org/W4414539066","doi":"https://doi.org/10.1109/icc52391.2025.11161876"},"language":"en","primary_location":{"id":"doi:10.1109/icc52391.2025.11161876","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc52391.2025.11161876","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICC 2025 - IEEE International Conference on Communications","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/A5053814548","display_name":"Parisa Ramezani","orcid":"https://orcid.org/0000-0002-8822-6412"},"institutions":[{"id":"https://openalex.org/I86987016","display_name":"KTH Royal Institute of Technology","ror":"https://ror.org/026vcq606","country_code":"SE","type":"education","lineage":["https://openalex.org/I86987016"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Parisa Ramezani","raw_affiliation_strings":["KTH Royal Institute of Technology,Department of Computer Science,Stockholm,Sweden"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"KTH Royal Institute of Technology,Department of Computer Science,Stockholm,Sweden","institution_ids":["https://openalex.org/I86987016"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086134860","display_name":"Alva Kosasih","orcid":"https://orcid.org/0000-0001-7594-2367"},"institutions":[{"id":"https://openalex.org/I86987016","display_name":"KTH Royal Institute of Technology","ror":"https://ror.org/026vcq606","country_code":"SE","type":"education","lineage":["https://openalex.org/I86987016"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Alva Kosasih","raw_affiliation_strings":["KTH Royal Institute of Technology,Department of Computer Science,Stockholm,Sweden"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"KTH Royal Institute of Technology,Department of Computer Science,Stockholm,Sweden","institution_ids":["https://openalex.org/I86987016"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5062293532","display_name":"Emil Bj\u00f6rnson","orcid":"https://orcid.org/0000-0002-5954-434X"},"institutions":[{"id":"https://openalex.org/I86987016","display_name":"KTH Royal Institute of Technology","ror":"https://ror.org/026vcq606","country_code":"SE","type":"education","lineage":["https://openalex.org/I86987016"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Emil Bj\u00f6rnson","raw_affiliation_strings":["KTH Royal Institute of Technology,Department of Computer Science,Stockholm,Sweden"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"KTH Royal Institute of Technology,Department of Computer Science,Stockholm,Sweden","institution_ids":["https://openalex.org/I86987016"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I86987016"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"6239","last_page":"6244"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10767","display_name":"Advanced Photonic Communication Systems","score":0.9962000250816345,"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/T10767","display_name":"Advanced Photonic Communication Systems","score":0.9962000250816345,"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/T11429","display_name":"Semiconductor Lasers and Optical Devices","score":0.9932000041007996,"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/T10187","display_name":"Radio Frequency Integrated Circuit Design","score":0.9926000237464905,"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/precoding","display_name":"Precoding","score":0.8267999887466431},{"id":"https://openalex.org/keywords/baseband","display_name":"Baseband","score":0.705299973487854},{"id":"https://openalex.org/keywords/quantization","display_name":"Quantization (signal processing)","score":0.5511999726295471},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5293999910354614},{"id":"https://openalex.org/keywords/multipath-propagation","display_name":"Multipath propagation","score":0.4675000011920929},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.41920000314712524},{"id":"https://openalex.org/keywords/phase","display_name":"Phase (matter)","score":0.35260000824928284},{"id":"https://openalex.org/keywords/degradation","display_name":"Degradation (telecommunications)","score":0.33379998803138733}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.8267999887466431},{"id":"https://openalex.org/C65165936","wikidata":"https://www.wikidata.org/wiki/Q575784","display_name":"Baseband","level":3,"score":0.705299973487854},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6478000283241272},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.6247000098228455},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.5511999726295471},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5293999910354614},{"id":"https://openalex.org/C161218011","wikidata":"https://www.wikidata.org/wiki/Q11827794","display_name":"Multipath propagation","level":3,"score":0.4675000011920929},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.41920000314712524},{"id":"https://openalex.org/C44280652","wikidata":"https://www.wikidata.org/wiki/Q104837","display_name":"Phase (matter)","level":2,"score":0.35260000824928284},{"id":"https://openalex.org/C2779679103","wikidata":"https://www.wikidata.org/wiki/Q5251805","display_name":"Degradation (telecommunications)","level":2,"score":0.33379998803138733},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.3068000078201294},{"id":"https://openalex.org/C155437304","wikidata":"https://www.wikidata.org/wiki/Q8069444","display_name":"Zero-forcing precoding","level":5,"score":0.295199990272522},{"id":"https://openalex.org/C74064498","wikidata":"https://www.wikidata.org/wiki/Q3396184","display_name":"Radio frequency","level":2,"score":0.2912999987602234},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.28519999980926514},{"id":"https://openalex.org/C147764199","wikidata":"https://www.wikidata.org/wiki/Q6865248","display_name":"Minification","level":2,"score":0.2750000059604645},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.27250000834465027},{"id":"https://openalex.org/C507880516","wikidata":"https://www.wikidata.org/wiki/Q1257510","display_name":"Digital radio","level":2,"score":0.26649999618530273},{"id":"https://openalex.org/C49319798","wikidata":"https://www.wikidata.org/wiki/Q5502874","display_name":"Frequency offset","level":4,"score":0.2612000107765198},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.2574000060558319},{"id":"https://openalex.org/C101765175","wikidata":"https://www.wikidata.org/wiki/Q577764","display_name":"Communications system","level":2,"score":0.25589999556541443}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icc52391.2025.11161876","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc52391.2025.11161876","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICC 2025 - IEEE International Conference on Communications","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G6771436268","display_name":"Intelligenta tr\u00e5dl\u00f6sa n\u00e4tverk med innovativ antenntopologi","funder_award_id":"FFL18-0277","funder_id":"https://openalex.org/F4320320940","funder_display_name":"Stiftelsen f\u00f6r\u00a0Strategisk Forskning"}],"funders":[{"id":"https://openalex.org/F4320320940","display_name":"Stiftelsen f\u00f6r\u00a0Strategisk Forskning","ror":"https://ror.org/044wr7g58"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1586395257","https://openalex.org/W1970830346","https://openalex.org/W2020644915","https://openalex.org/W2140940105","https://openalex.org/W2272804037","https://openalex.org/W2789863517","https://openalex.org/W2962732261","https://openalex.org/W2962757902","https://openalex.org/W2963511957","https://openalex.org/W3126714176","https://openalex.org/W4290717193","https://openalex.org/W4323022385","https://openalex.org/W4390961667","https://openalex.org/W4402187329"],"related_works":[],"abstract_inverted_index":{"In":[0],"massive":[1],"MIMO":[2],"systems,":[3],"fully":[4],"digital":[5,85,108],"precoding":[6,138],"offers":[7],"high":[8],"performance":[9,42],"but":[10],"has":[11],"significant":[12],"implementation":[13],"complexity":[14],"and":[15,22,77,107,144],"energy":[16],"consumption,":[17],"particularly":[18],"at":[19],"millimeter":[20],"frequencies":[21],"beyond.":[23],"Hybrid":[24],"analog-digital":[25],"architectures":[26],"provide":[27],"a":[28,91],"practical":[29,66],"alternative":[30],"by":[31,104,115],"reducing":[32],"the":[33,69,74,84,99,116],"number":[34],"of":[35,83,94],"radio":[36],"frequency":[37],"(RF)":[38],"chains":[39],"while":[40],"retaining":[41],"in":[43,62,136],"spatially":[44],"sparse":[45],"multipath":[46],"scenarios.":[47,64],"However,":[48],"most":[49],"hybrid":[50,137],"precoder":[51,86],"designs":[52,113,127],"assume":[53],"ideal,":[54],"infinite-resolution":[55],"analog":[56,106],"phase":[57,142],"shifters,":[58],"which":[59],"are":[60],"impractical":[61],"real-world":[63],"Another":[65],"constraint":[67],"is":[68],"limited":[70,145],"fronthaul":[71,146],"capacity":[72],"between":[73],"baseband":[75],"processor":[76],"array,":[78],"implying":[79],"that":[80,124],"each":[81],"entry":[82],"must":[87],"be":[88],"picked":[89],"from":[90],"finite":[92],"set":[93],"quantization":[95],"labels.":[96],"To":[97],"minimize":[98],"sum":[100,133],"rate":[101,134],"degradation":[102],"caused":[103],"quantized":[105],"precoders,":[109],"we":[110],"propose":[111],"novel":[112],"inspired":[114],"sphere":[117],"decoding":[118],"(SD)":[119],"algorithm.":[120],"We":[121],"demonstrate":[122],"numerically":[123],"our":[125],"proposed":[126],"outperform":[128],"traditional":[129],"methods,":[130],"ensuring":[131],"minimal":[132],"loss":[135],"systems":[139],"with":[140],"lowresolution":[141],"shifters":[143],"capacity.":[147]},"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}