{"id":"https://openalex.org/W4409129081","doi":"https://doi.org/10.1109/twc.2025.3554988","title":"Low Complexity Frequency Domain Nonlinear Self-Interference Cancellation for Flexible Duplex","display_name":"Low Complexity Frequency Domain Nonlinear Self-Interference Cancellation for Flexible Duplex","publication_year":2025,"publication_date":"2025-04-03","ids":{"openalex":"https://openalex.org/W4409129081","doi":"https://doi.org/10.1109/twc.2025.3554988"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2025.3554988","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2025.3554988","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Wireless Communications","raw_type":"journal-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/A5088939595","display_name":"Yonghwi Kim","orcid":"https://orcid.org/0000-0002-6899-5206"},"institutions":[{"id":"https://openalex.org/I193775966","display_name":"Yonsei University","ror":"https://ror.org/01wjejq96","country_code":"KR","type":"education","lineage":["https://openalex.org/I193775966"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Yonghwi Kim","raw_affiliation_strings":["School of Integrated Technology, Yonsei University, Seoul, South Korea"],"affiliations":[{"raw_affiliation_string":"School of Integrated Technology, Yonsei University, Seoul, South Korea","institution_ids":["https://openalex.org/I193775966"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011048761","display_name":"Kai\u2010Kit Wong","orcid":"https://orcid.org/0000-0001-7521-0078"},"institutions":[{"id":"https://openalex.org/I45129253","display_name":"University College London","ror":"https://ror.org/02jx3x895","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I45129253"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Kai-Kit Wong","raw_affiliation_strings":["Department of Electronic and Electrical Engineering, University College London, London, U.K","Department of Electronic and Electrical Engineering, University College London, U.K"],"affiliations":[{"raw_affiliation_string":"Department of Electronic and Electrical Engineering, University College London, London, U.K","institution_ids":["https://openalex.org/I45129253"]},{"raw_affiliation_string":"Department of Electronic and Electrical Engineering, University College London, U.K","institution_ids":["https://openalex.org/I45129253"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032922993","display_name":"Jianzhong Zhang","orcid":"https://orcid.org/0000-0001-9775-2783"},"institutions":[{"id":"https://openalex.org/I2250650973","display_name":"Samsung (South Korea)","ror":"https://ror.org/04w3jy968","country_code":"KR","type":"company","lineage":["https://openalex.org/I2250650973"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jianzhong Zhang","raw_affiliation_strings":["Advanced Communications Research Center, Samsung Research, Seoul, South Korea"],"affiliations":[{"raw_affiliation_string":"Advanced Communications Research Center, Samsung Research, Seoul, South Korea","institution_ids":["https://openalex.org/I2250650973"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5079863632","display_name":"Chan\u2010Byoung Chae","orcid":"https://orcid.org/0000-0001-9561-3341"},"institutions":[{"id":"https://openalex.org/I193775966","display_name":"Yonsei University","ror":"https://ror.org/01wjejq96","country_code":"KR","type":"education","lineage":["https://openalex.org/I193775966"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Chan-Byoung Chae","raw_affiliation_strings":["School of Integrated Technology, Yonsei University, Seoul, South Korea"],"affiliations":[{"raw_affiliation_string":"School of Integrated Technology, Yonsei University, Seoul, South Korea","institution_ids":["https://openalex.org/I193775966"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5088939595"],"corresponding_institution_ids":["https://openalex.org/I193775966"],"apc_list":null,"apc_paid":null,"fwci":1.4222,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.81178761,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":96},"biblio":{"volume":"24","issue":"8","first_page":"6627","last_page":"6642"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12791","display_name":"Full-Duplex Wireless Communications","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/T12791","display_name":"Full-Duplex Wireless Communications","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":0.9632999897003174,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.6032842397689819},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6008673906326294},{"id":"https://openalex.org/keywords/nonlinear-system","display_name":"Nonlinear system","score":0.5350193977355957},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.5093759298324585},{"id":"https://openalex.org/keywords/single-antenna-interference-cancellation","display_name":"Single antenna interference cancellation","score":0.4108015298843384},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3792773485183716},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.19964715838432312},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.1503414809703827}],"concepts":[{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.6032842397689819},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6008673906326294},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.5350193977355957},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.5093759298324585},{"id":"https://openalex.org/C83204339","wikidata":"https://www.wikidata.org/wiki/Q7523915","display_name":"Single antenna interference cancellation","level":3,"score":0.4108015298843384},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3792773485183716},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.19964715838432312},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.1503414809703827},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/twc.2025.3554988","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2025.3554988","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Wireless Communications","raw_type":"journal-article"},{"id":"pmh:oai:eprints.ucl.ac.uk.OAI2:10207414","is_oa":false,"landing_page_url":"https://discovery.ucl.ac.uk/id/eprint/10207414/","pdf_url":null,"source":{"id":"https://openalex.org/S4306400024","display_name":"UCL Discovery (University College London)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I45129253","host_organization_name":"University College London","host_organization_lineage":["https://openalex.org/I45129253"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Transactions on Wireless Communications       (2025)     (In press).","raw_type":"Article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":38,"referenced_works":["https://openalex.org/W2017199929","https://openalex.org/W2049516452","https://openalex.org/W2060277789","https://openalex.org/W2096483679","https://openalex.org/W2096895164","https://openalex.org/W2122885248","https://openalex.org/W2135328009","https://openalex.org/W2136162940","https://openalex.org/W2151210657","https://openalex.org/W2160030828","https://openalex.org/W2165893127","https://openalex.org/W2167443349","https://openalex.org/W2298990467","https://openalex.org/W2575442075","https://openalex.org/W2585681423","https://openalex.org/W2597432404","https://openalex.org/W2612186441","https://openalex.org/W2757504301","https://openalex.org/W2792711521","https://openalex.org/W2962897936","https://openalex.org/W2963076731","https://openalex.org/W3011830499","https://openalex.org/W3014948169","https://openalex.org/W3045995551","https://openalex.org/W3129605422","https://openalex.org/W3134111223","https://openalex.org/W3149027192","https://openalex.org/W3161503509","https://openalex.org/W4210588681","https://openalex.org/W4285105196","https://openalex.org/W4285212173","https://openalex.org/W4312388912","https://openalex.org/W4312894012","https://openalex.org/W4312915256","https://openalex.org/W4381735824","https://openalex.org/W4381801097","https://openalex.org/W4392187947","https://openalex.org/W4393028703"],"related_works":["https://openalex.org/W4210866488","https://openalex.org/W1529526802","https://openalex.org/W1938101553","https://openalex.org/W2105276653","https://openalex.org/W2546188908","https://openalex.org/W2470145061","https://openalex.org/W1764296696","https://openalex.org/W1723464215","https://openalex.org/W2098021949","https://openalex.org/W2986287776"],"abstract_inverted_index":{"Nonlinear":[0],"self-interference":[1],"(SI)":[2],"cancellation":[3,16,32,79],"is":[4,138,160],"essential":[5],"for":[6,75,102],"mitigating":[7],"the":[8,36,39,44,52,69,83,149,183,186],"impact":[9,184],"of":[10,72,85,144,185],"transmitter-side":[11],"nonlinearity":[12,37],"on":[13,127,140,189],"overall":[14],"SI":[15,31,78,118],"performance":[17],"in":[18,38,56,148],"flexible":[19,103,132,190],"duplex":[20,104,133,191],"systems,":[21],"including":[22],"in-band":[23],"full-duplex":[24,28],"(IBFD)":[25],"and":[26,43,108,123,152,171,200],"sub-band":[27],"(SBFD).":[29],"Digital":[30],"(SIC)":[33],"must":[34],"address":[35],"power":[40],"amplifier":[41],"(PA)":[42],"in-phase/quadrature-phase":[45],"(IQ)":[46],"imbalance":[47],"from":[48],"up/down":[49],"converters":[50],"at":[51],"base":[53],"station":[54],"(BS),":[55],"addition":[57],"to":[58,88,163],"analog":[59],"SIC.":[60],"In":[61],"environments":[62],"with":[63,82,106],"rich":[64],"signal":[65],"reflection":[66],"paths,":[67],"however,":[68],"required":[70],"number":[71,84],"delayed":[73],"taps":[74],"time-domain":[76],"nonlinear":[77,99,117,121],"increases":[80],"exponentially":[81],"multipaths,":[86],"leading":[87],"excessive":[89],"complexity.":[90],"This":[91,158],"paper":[92],"introduces":[93],"a":[94,120,154],"novel,":[95],"low-complexity,":[96],"frequency":[97,150,165],"domain":[98,151],"SIC,":[100],"suitable":[101],"systems":[105,170,192],"multiple-input":[107],"multiple-output":[109],"(MIMO)":[110],"configurations.":[111],"The":[112,135],"key":[113],"approach":[114],"involves":[115],"decomposing":[116],"into":[119],"basis":[122],"categorizing":[124],"them":[125],"based":[126],"their":[128],"effectiveness":[129],"across":[130],"any":[131],"setting.":[134],"proposed":[136,187],"algorithm":[137,159],"founded":[139],"our":[141],"analytical":[142],"results":[143],"intermodulation":[145],"distortion":[146],"(IMD)":[147],"utilizes":[153],"specialized":[155],"pilot":[156],"sequence.":[157],"directly":[161],"applicable":[162],"orthogonal":[164],"division":[166],"multiplexing":[167],"(OFDM)":[168],"multi-carrier":[169],"offers":[172],"lower":[173],"complexity":[174],"than":[175],"conventional":[176],"digital":[177],"SIC":[178,188],"methods.":[179],"Additionally,":[180],"we":[181],"assess":[182],"through":[193],"system-level":[194],"simulation":[195],"(SLS)":[196],"using":[197],"3D":[198],"ray-tracing":[199],"proof-of-concept":[201],"(PoC)":[202],"measurement.":[203]},"counts_by_year":[{"year":2025,"cited_by_count":2}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}
