乐胖代购免代理版

{"id":"https://openalex.org/W1588574888","doi":"https://doi.org/10.1109/glocom.2004.1377943","title":"Optimal training signals for MIMO OFDM channel estimation","display_name":"Optimal training signals for MIMO OFDM channel estimation","publication_year":2005,"publication_date":"2005-02-22","ids":{"openalex":"https://openalex.org/W1588574888","doi":"https://doi.org/10.1109/glocom.2004.1377943","mag":"1588574888"},"language":"en","primary_location":{"is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2004.1377943","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false},"type":"article","type_crossref":"proceedings-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/A5057458963","display_name":"Hlaing Minn","orcid":"https://orcid.org/0000-0003-0774-569X"},"institutions":[],"countries":["US"],"is_corresponding":false,"raw_author_name":"H. Minn","raw_affiliation_strings":["Dept. of Electr. Eng., Texas Univ., Dallas, TX, USA"],"affiliations":[{"raw_affiliation_string":"Dept. of Electr. Eng., Texas Univ., Dallas, TX, USA","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5081018704","display_name":"Naofal Al\u2010Dhahir","orcid":"https://orcid.org/0000-0001-9894-8382"},"institutions":[],"countries":["US"],"is_corresponding":false,"raw_author_name":"N. Al-Dhahir","raw_affiliation_strings":["Dept. of Electr. Eng., Texas Univ., Dallas, TX, USA"],"affiliations":[{"raw_affiliation_string":"Dept. of Electr. Eng., Texas Univ., Dallas, TX, USA","institution_ids":[]}]}],"institution_assertions":[],"countries_distinct_count":1,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":11.181,"has_fulltext":true,"fulltext_origin":"ngrams","cited_by_count":54,"citation_normalized_percentile":{"value":0.995943,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":93,"max":94},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","score":1.0,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":1.0,"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":0.9998,"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/T10575","display_name":"Wireless Communication Networks Research","score":0.9996,"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/pilot-signal","display_name":"Pilot signal","score":0.6040769},{"id":"https://openalex.org/keywords/frequency-division-multiplexing","display_name":"Frequency-division multiplexing","score":0.49754217}],"concepts":[{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.80439526},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.71695054},{"id":"https://openalex.org/C130946814","wikidata":"https://www.wikidata.org/wiki/Q5988271","display_name":"MIMO-OFDM","level":4,"score":0.7059729},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6721066},{"id":"https://openalex.org/C197264572","wikidata":"https://www.wikidata.org/wiki/Q2095206","display_name":"Pilot signal","level":3,"score":0.6040769},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5890175},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.549587},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5361865},{"id":"https://openalex.org/C89061704","wikidata":"https://www.wikidata.org/wiki/Q5555726","display_name":"Frequency-division multiplexing","level":4,"score":0.49754217},{"id":"https://openalex.org/C173512123","wikidata":"https://www.wikidata.org/wiki/Q5978010","display_name":"Statistical time division multiplexing","level":3,"score":0.44599864},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.42887682},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3906463},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.20464706},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1710524},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2004.1377943","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false}],"best_oa_location":null,"sustainable_development_goals":[],"grants":[],"datasets":[],"versions":[],"referenced_works_count":20,"referenced_works":["https://openalex.org/W1605488945","https://openalex.org/W1965392255","https://openalex.org/W2023155939","https://openalex.org/W2100899590","https://openalex.org/W2106362481","https://openalex.org/W2122126264","https://openalex.org/W2129792960","https://openalex.org/W2133498779","https://openalex.org/W2134400130","https://openalex.org/W2141289096","https://openalex.org/W2143651813","https://openalex.org/W2149678679","https://openalex.org/W2155416100","https://openalex.org/W2156788281","https://openalex.org/W2162417150","https://openalex.org/W2164168216","https://openalex.org/W2166873702","https://openalex.org/W2167466178","https://openalex.org/W250076511","https://openalex.org/W3148388057"],"related_works":["https://openalex.org/W43516829","https://openalex.org/W431360389","https://openalex.org/W3030636240","https://openalex.org/W2101306339","https://openalex.org/W2092309091","https://openalex.org/W2063698109","https://openalex.org/W1998182654","https://openalex.org/W1594984840","https://openalex.org/W1588574888","https://openalex.org/W1568917656"],"abstract_inverted_index":{"This":[0],"work":[1],"presents":[2],"general":[3],"classes":[4],"of":[5,11,20,94],"optimal":[6,30,51,85,97],"training":[7,31,46,86,98],"signals":[8,32,87,99],"for":[9],"estimation":[10,37],"frequency-selective":[12],"channels":[13],"in":[14,73,78,88],"MIMO":[15],"OFDM":[16,45],"systems.":[17],"Basic":[18],"properties":[19],"the":[21,29,35,56,89,95],"discrete":[22],"Fourier":[23],"transform":[24],"are":[25,48,59,91],"used":[26],"to":[27,106],"derive":[28],"which":[33],"minimize":[34],"channel":[36],"mean":[38],"square":[39],"error.":[40],"Both":[41],"single":[42],"and":[43,61,80,100],"multiple":[44],"symbols":[47],"considered.":[49],"Several":[50],"pilot":[52],"tone":[53],"allocations":[54],"among":[55],"transmit":[57],"antennas":[58],"presented":[60,96],"classified":[62],"as":[63,109,111],"frequency":[64],"division":[65,68,71,76],"multiplexing,":[66,69],"time":[67],"code":[70,75],"multiplexing":[72,77],"frequency-domain,":[74],"time-domain,":[79],"combinations":[81],"thereof.":[82],"All":[83],"existing":[84],"literature":[90],"special":[92],"cases":[93],"our":[101],"designs":[102],"can":[103],"be":[104],"applied":[105],"pilot-only":[107],"schemes":[108],"well":[110],"pilot-data":[112],"multiplexed":[113],"schemes.":[114]},"cited_by_api_url":"https://api.openalex.org/works?filter=cites:W1588574888","counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2025-01-04T04:02:38.020309","created_date":"2016-06-24"}