{"id":"https://openalex.org/W1551931186","doi":"https://doi.org/10.1109/pimrc.2005.1651448","title":"Low complexity space-time MMSE equalization in WCDMA systems","display_name":"Low complexity space-time MMSE equalization in WCDMA systems","publication_year":2006,"publication_date":"2006-08-02","ids":{"openalex":"https://openalex.org/W1551931186","doi":"https://doi.org/10.1109/pimrc.2005.1651448","mag":"1551931186"},"language":"en","primary_location":{"id":"doi:10.1109/pimrc.2005.1651448","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc.2005.1651448","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2005 IEEE 16th International Symposium on Personal, Indoor and Mobile Radio Communications","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/A5082605179","display_name":"Maarit Melvasalo","orcid":null},"institutions":[{"id":"https://openalex.org/I133731052","display_name":"University of Helsinki","ror":"https://ror.org/040af2s02","country_code":"FI","type":"education","lineage":["https://openalex.org/I133731052"]}],"countries":["FI"],"is_corresponding":true,"raw_author_name":"M. Melvasalo","raw_affiliation_strings":["SMARAD CoE, Signal Processing Laboratory, Helsinki University of Technology, Finland","Lab. of Signal Process., Helsinki Univ. of Technol"],"affiliations":[{"raw_affiliation_string":"SMARAD CoE, Signal Processing Laboratory, Helsinki University of Technology, Finland","institution_ids":[]},{"raw_affiliation_string":"Lab. of Signal Process., Helsinki Univ. of Technol","institution_ids":["https://openalex.org/I133731052"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039985789","display_name":"Pekka J\u00e4nis","orcid":null},"institutions":[{"id":"https://openalex.org/I133731052","display_name":"University of Helsinki","ror":"https://ror.org/040af2s02","country_code":"FI","type":"education","lineage":["https://openalex.org/I133731052"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"P. Janis","raw_affiliation_strings":["SMARAD CoE, Signal Processing Laboratory, Helsinki University of Technology, Finland","Lab. of Signal Process., Helsinki Univ. of Technol"],"affiliations":[{"raw_affiliation_string":"SMARAD CoE, Signal Processing Laboratory, Helsinki University of Technology, Finland","institution_ids":[]},{"raw_affiliation_string":"Lab. of Signal Process., Helsinki Univ. of Technol","institution_ids":["https://openalex.org/I133731052"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5105267090","display_name":"Visa Koivunen","orcid":"https://orcid.org/0000-0003-1454-5928"},"institutions":[{"id":"https://openalex.org/I133731052","display_name":"University of Helsinki","ror":"https://ror.org/040af2s02","country_code":"FI","type":"education","lineage":["https://openalex.org/I133731052"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"V. Koivunen","raw_affiliation_strings":["SMARAD CoE, Signal Processing Laboratory, Helsinki University of Technology, Finland","Lab. of Signal Process., Helsinki Univ. of Technol"],"affiliations":[{"raw_affiliation_string":"SMARAD CoE, Signal Processing Laboratory, Helsinki University of Technology, Finland","institution_ids":[]},{"raw_affiliation_string":"Lab. of Signal Process., Helsinki Univ. of Technol","institution_ids":["https://openalex.org/I133731052"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5082605179"],"corresponding_institution_ids":["https://openalex.org/I133731052"],"apc_list":null,"apc_paid":null,"fwci":0.9054,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.75998322,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"1","issue":null,"first_page":"306","last_page":"310"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10575","display_name":"Wireless Communication Networks Research","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/T10575","display_name":"Wireless Communication Networks Research","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":0.9998999834060669,"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/T11873","display_name":"PAPR reduction in OFDM","score":0.9990000128746033,"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/equalization","display_name":"Equalization (audio)","score":0.81602942943573},{"id":"https://openalex.org/keywords/minimum-mean-square-error","display_name":"Minimum mean square error","score":0.7874586582183838},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6855470538139343},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.5651227235794067},{"id":"https://openalex.org/keywords/circulant-matrix","display_name":"Circulant matrix","score":0.5592818260192871},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5470413565635681},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.5439280867576599},{"id":"https://openalex.org/keywords/joint","display_name":"Joint (building)","score":0.5274810194969177},{"id":"https://openalex.org/keywords/adaptive-equalizer","display_name":"Adaptive equalizer","score":0.4932710528373718},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.4677560329437256},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2602047622203827},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.11764940619468689},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.10640290379524231},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.07698127627372742}],"concepts":[{"id":"https://openalex.org/C75755367","wikidata":"https://www.wikidata.org/wiki/Q104531076","display_name":"Equalization (audio)","level":3,"score":0.81602942943573},{"id":"https://openalex.org/C90652560","wikidata":"https://www.wikidata.org/wiki/Q11091747","display_name":"Minimum mean square error","level":3,"score":0.7874586582183838},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6855470538139343},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.5651227235794067},{"id":"https://openalex.org/C115973184","wikidata":"https://www.wikidata.org/wiki/Q245457","display_name":"Circulant matrix","level":2,"score":0.5592818260192871},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5470413565635681},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.5439280867576599},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.5274810194969177},{"id":"https://openalex.org/C25125847","wikidata":"https://www.wikidata.org/wiki/Q4680741","display_name":"Adaptive equalizer","level":4,"score":0.4932710528373718},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.4677560329437256},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2602047622203827},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.11764940619468689},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.10640290379524231},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.07698127627372742},{"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/C170154142","wikidata":"https://www.wikidata.org/wiki/Q150737","display_name":"Architectural engineering","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/pimrc.2005.1651448","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc.2005.1651448","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2005 IEEE 16th International Symposium on Personal, Indoor and Mobile Radio Communications","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/W1555609755","https://openalex.org/W1574867929","https://openalex.org/W1625700852","https://openalex.org/W2107139548","https://openalex.org/W2119456443","https://openalex.org/W2171388570","https://openalex.org/W4243833160","https://openalex.org/W4250088889","https://openalex.org/W4250543688","https://openalex.org/W6684998756"],"related_works":["https://openalex.org/W2018366688","https://openalex.org/W2352178434","https://openalex.org/W2351868092","https://openalex.org/W2109083503","https://openalex.org/W2101617851","https://openalex.org/W1984561329","https://openalex.org/W2532935424","https://openalex.org/W2348997984","https://openalex.org/W1985632374","https://openalex.org/W2352105133"],"abstract_inverted_index":{"In":[0],"this":[1],"paper":[2],"we":[3],"propose":[4],"a":[5,33],"low":[6,74],"complexity":[7,56,75],"frequency-domain":[8,76],"method":[9,77],"for":[10,101],"finding":[11],"the":[12,27,60,66,72],"minimum":[13],"mean":[14],"square":[15],"error":[16],"(MMSE)":[17],"equalizer.":[18],"Special":[19],"properties":[20],"of":[21],"circulant":[22],"matrices":[23],"are":[24,105,118],"exploited":[25],"in":[26,112,121],"method.":[28],"Simulations":[29,117],"show":[30],"that":[31],"only":[32],"minor":[34],"performance":[35,67,88,109],"loss":[36,68,89],"is":[37,63,110],"experienced":[38],"compared":[39,90],"to":[40,49,59,91],"time-domain":[41],"processing.":[42],"We":[43],"also":[44,79],"compare":[45],"joint":[46,92],"space-time":[47],"processing":[48,62],"decoupled":[50,61],"equalization":[51],"and":[52,107],"spatial":[53],"combining.":[54],"The":[55],"reduction":[57],"due":[58],"evident,":[64],"while":[65],"remains":[69],"small.":[70],"Consequently,":[71],"proposed":[73],"can":[78],"be":[80],"used":[81],"with":[82,86],"multiple":[83,102],"receive":[84,103],"antennas":[85,104],"tolerable":[87],"space":[93],"time":[94],"equalization.":[95],"Additionally,":[96],"different":[97],"MMSE":[98],"equalizer":[99],"definitions":[100],"considered,":[106],"their":[108],"studied":[111],"simulation":[113],"using":[114],"estimated":[115],"channels.":[116],"carried":[119],"out":[120],"high":[122],"data":[123],"rate":[124],"WCDMA":[125],"system":[126],"model.":[127]},"counts_by_year":[],"updated_date":"2026-02-25T21:11:00.739837","created_date":"2025-10-10T00:00:00"}