{"id":"https://openalex.org/W2402401607","doi":"https://doi.org/10.1109/icassp.2016.7472403","title":"Feedback of differential precoder for geometrical mean decomposition systems","display_name":"Feedback of differential precoder for geometrical mean decomposition systems","publication_year":2016,"publication_date":"2016-03-01","ids":{"openalex":"https://openalex.org/W2402401607","doi":"https://doi.org/10.1109/icassp.2016.7472403","mag":"2402401607"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2016.7472403","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2016.7472403","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2016 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","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/A5079522722","display_name":"Hung\u2010Chun Chen","orcid":"https://orcid.org/0000-0002-5808-9920"},"institutions":[{"id":"https://openalex.org/I148366613","display_name":"National Yang Ming Chiao Tung University","ror":"https://ror.org/00se2k293","country_code":"TW","type":"education","lineage":["https://openalex.org/I148366613"]}],"countries":["TW"],"is_corresponding":true,"raw_author_name":"Hung-Chun Chen","raw_affiliation_strings":["Dept. Electrical Engr., National Chiao Tung Univ., Hsinchu, Taiwan"],"affiliations":[{"raw_affiliation_string":"Dept. Electrical Engr., National Chiao Tung Univ., Hsinchu, Taiwan","institution_ids":["https://openalex.org/I148366613"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5048176907","display_name":"Yuan-Pei Lin","orcid":"https://orcid.org/0000-0001-5693-1558"},"institutions":[{"id":"https://openalex.org/I148366613","display_name":"National Yang Ming Chiao Tung University","ror":"https://ror.org/00se2k293","country_code":"TW","type":"education","lineage":["https://openalex.org/I148366613"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Yuan-Pei Lin","raw_affiliation_strings":["Dept. Electrical Engr., National Chiao Tung Univ., Hsinchu, Taiwan"],"affiliations":[{"raw_affiliation_string":"Dept. Electrical Engr., National Chiao Tung Univ., Hsinchu, Taiwan","institution_ids":["https://openalex.org/I148366613"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5079522722"],"corresponding_institution_ids":["https://openalex.org/I148366613"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.03707826,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"3876","last_page":"3880"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9994999766349792,"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/T10575","display_name":"Wireless Communication Networks Research","score":0.9990000128746033,"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/differential","display_name":"Differential (mechanical device)","score":0.633240818977356},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5808088183403015},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.5736077427864075},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.562673807144165},{"id":"https://openalex.org/keywords/quantization","display_name":"Quantization (signal processing)","score":0.5455647110939026},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.504761815071106},{"id":"https://openalex.org/keywords/matrix-decomposition","display_name":"Matrix decomposition","score":0.5022776126861572},{"id":"https://openalex.org/keywords/matrix","display_name":"Matrix (chemical analysis)","score":0.4969375431537628},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.49074018001556396},{"id":"https://openalex.org/keywords/covariance-matrix","display_name":"Covariance matrix","score":0.44162222743034363},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.41572093963623047},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.41308149695396423},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.39365771412849426},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3605760931968689},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.343997597694397},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.32121190428733826},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1751393973827362},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.15884354710578918},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1582781970500946},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.1242857575416565},{"id":"https://openalex.org/keywords/eigenvalues-and-eigenvectors","display_name":"Eigenvalues and eigenvectors","score":0.10289505124092102},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.08184060454368591}],"concepts":[{"id":"https://openalex.org/C93226319","wikidata":"https://www.wikidata.org/wiki/Q193137","display_name":"Differential (mechanical device)","level":2,"score":0.633240818977356},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5808088183403015},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.5736077427864075},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.562673807144165},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.5455647110939026},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.504761815071106},{"id":"https://openalex.org/C42355184","wikidata":"https://www.wikidata.org/wiki/Q1361088","display_name":"Matrix decomposition","level":3,"score":0.5022776126861572},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.4969375431537628},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.49074018001556396},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.44162222743034363},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.41572093963623047},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.41308149695396423},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.39365771412849426},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3605760931968689},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.343997597694397},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.32121190428733826},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1751393973827362},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.15884354710578918},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1582781970500946},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.1242857575416565},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.10289505124092102},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.08184060454368591},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.2016.7472403","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2016.7472403","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2016 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5899999737739563,"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W1964334641","https://openalex.org/W1966156785","https://openalex.org/W2032014906","https://openalex.org/W2068094562","https://openalex.org/W2099781564","https://openalex.org/W2100345042","https://openalex.org/W2109956620","https://openalex.org/W2113271807","https://openalex.org/W2132291816","https://openalex.org/W2135766253","https://openalex.org/W2137183582","https://openalex.org/W2150663930","https://openalex.org/W2154102565","https://openalex.org/W2160432600","https://openalex.org/W2161515500","https://openalex.org/W2170867832","https://openalex.org/W2171231808","https://openalex.org/W2798333393","https://openalex.org/W4248676392"],"related_works":["https://openalex.org/W2355663289","https://openalex.org/W2982399888","https://openalex.org/W2106913410","https://openalex.org/W4380372336","https://openalex.org/W2354248671","https://openalex.org/W2059045613","https://openalex.org/W4250215096","https://openalex.org/W2119209917","https://openalex.org/W2145047504","https://openalex.org/W2159179523"],"abstract_inverted_index":{"For":[0],"a":[1,23,61,80,84,102],"time-correlated":[2],"channel,":[3],"we":[4,32],"consider":[5,47],"the":[6,10,28,35,48,51,64,72,75,92,106,109,116,126],"differential":[7,53,93,111],"feedback":[8,49,104],"of":[9,25,39,50,63,74,91,108],"geometrical":[11],"mean":[12],"decomposition":[13],"(GMD)":[14],"precoder,":[15],"which":[16],"is":[17,77,86,123],"known":[18],"to":[19,43,79,98,115,125],"be":[20,44],"optimal":[21,36],"for":[22,88],"number":[24],"criteria.":[26],"When":[27],"channel":[29,41,120],"varies":[30],"slowly,":[31],"can":[33],"expect":[34],"GMD":[37,112],"precoders":[38],"consecutive":[40],"uses":[42],"close.":[45],"We":[46],"so-called":[52],"precoder":[54],"and":[55],"show":[56],"that":[57],"it":[58],"lies":[59],"in":[60],"neighborhood":[62,76],"identity":[65],"matrix":[66,68],"using":[67],"perturbation":[69],"theory.":[70],"Furthermore":[71],"radius":[73],"proportional":[78],"time-correlation":[81],"parameter.":[82],"Such":[83],"characterization":[85],"crucial":[87],"efficient":[89],"quantization":[90],"precoder.":[94],"Simulations":[95],"are":[96],"given":[97],"demonstrate":[99],"that,":[100],"with":[101],"small":[103],"rate,":[105],"performance":[107],"proposed":[110],"comes":[113],"close":[114],"case":[117],"when":[118],"perfect":[119],"state":[121],"information":[122],"available":[124],"transmitter.":[127]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
