{"id":"https://openalex.org/W2144116542","doi":"https://doi.org/10.1109/wcnc.2011.5779345","title":"On using a priori channel statistics for cyclic prefix optimization in OFDM","display_name":"On using a priori channel statistics for cyclic prefix optimization in OFDM","publication_year":2011,"publication_date":"2011-03-01","ids":{"openalex":"https://openalex.org/W2144116542","doi":"https://doi.org/10.1109/wcnc.2011.5779345","mag":"2144116542"},"language":"en","primary_location":{"id":"doi:10.1109/wcnc.2011.5779345","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc.2011.5779345","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE Wireless Communications and Networking Conference","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/A5030249903","display_name":"Yichao Huang","orcid":"https://orcid.org/0000-0003-2320-2919"},"institutions":[{"id":"https://openalex.org/I36258959","display_name":"University of California, San Diego","ror":"https://ror.org/0168r3w48","country_code":"US","type":"education","lineage":["https://openalex.org/I36258959"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Yichao Huang","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of California, San Diego, La Jolla, CA, USA","Department of Electrical and Computer Engineering, University of California, San Diego, La Jolla, CA 92093"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of California, San Diego, La Jolla, CA, USA","institution_ids":["https://openalex.org/I36258959"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of California, San Diego, La Jolla, CA 92093","institution_ids":["https://openalex.org/I36258959"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5001700017","display_name":"Bhaskar D. Rao","orcid":"https://orcid.org/0000-0001-6357-689X"},"institutions":[{"id":"https://openalex.org/I36258959","display_name":"University of California, San Diego","ror":"https://ror.org/0168r3w48","country_code":"US","type":"education","lineage":["https://openalex.org/I36258959"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Bhaskar D. Rao","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of California, San Diego, La Jolla, CA, USA","Department of Electrical and Computer Engineering, University of California, San Diego, La Jolla, CA 92093"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of California, San Diego, La Jolla, CA, USA","institution_ids":["https://openalex.org/I36258959"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of California, San Diego, La Jolla, CA 92093","institution_ids":["https://openalex.org/I36258959"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5030249903"],"corresponding_institution_ids":["https://openalex.org/I36258959"],"apc_list":null,"apc_paid":null,"fwci":2.9146,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.91635876,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"1460","last_page":"1465"},"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9998000264167786,"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":0.9997000098228455,"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/cyclic-prefix","display_name":"Cyclic prefix","score":0.867792010307312},{"id":"https://openalex.org/keywords/delay-spread","display_name":"Delay spread","score":0.7715381979942322},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6881754398345947},{"id":"https://openalex.org/keywords/a-priori-and-a-posteriori","display_name":"A priori and a posteriori","score":0.6208683252334595},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5263693928718567},{"id":"https://openalex.org/keywords/power-delay-profile","display_name":"Power delay profile","score":0.49936532974243164},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.49577197432518005},{"id":"https://openalex.org/keywords/root-mean-square","display_name":"Root mean square","score":0.4654565453529358},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.42816150188446045},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.42448678612709045},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.41060858964920044},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.3597746193408966},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.3190215229988098},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.17783722281455994}],"concepts":[{"id":"https://openalex.org/C2778775284","wikidata":"https://www.wikidata.org/wiki/Q5198224","display_name":"Cyclic prefix","level":4,"score":0.867792010307312},{"id":"https://openalex.org/C49456836","wikidata":"https://www.wikidata.org/wiki/Q666814","display_name":"Delay spread","level":4,"score":0.7715381979942322},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6881754398345947},{"id":"https://openalex.org/C75553542","wikidata":"https://www.wikidata.org/wiki/Q178161","display_name":"A priori and a posteriori","level":2,"score":0.6208683252334595},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5263693928718567},{"id":"https://openalex.org/C2776250087","wikidata":"https://www.wikidata.org/wiki/Q16938869","display_name":"Power delay profile","level":5,"score":0.49936532974243164},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.49577197432518005},{"id":"https://openalex.org/C71907059","wikidata":"https://www.wikidata.org/wiki/Q223323","display_name":"Root mean square","level":2,"score":0.4654565453529358},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.42816150188446045},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.42448678612709045},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.41060858964920044},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.3597746193408966},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.3190215229988098},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.17783722281455994},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"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/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/wcnc.2011.5779345","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc.2011.5779345","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE Wireless Communications and Networking Conference","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W595252221","https://openalex.org/W1570920137","https://openalex.org/W1984575907","https://openalex.org/W1987760278","https://openalex.org/W2100338777","https://openalex.org/W2102449144","https://openalex.org/W2114303378","https://openalex.org/W2124861441","https://openalex.org/W2132726765","https://openalex.org/W2150230628","https://openalex.org/W2165594468","https://openalex.org/W2170390609","https://openalex.org/W2296319761","https://openalex.org/W2382455329","https://openalex.org/W3113221786","https://openalex.org/W4250589301","https://openalex.org/W4252465488","https://openalex.org/W6633949995"],"related_works":["https://openalex.org/W2163986192","https://openalex.org/W2169555090","https://openalex.org/W2347256038","https://openalex.org/W2126517605","https://openalex.org/W2495721336","https://openalex.org/W2552087232","https://openalex.org/W252146776","https://openalex.org/W2034305255","https://openalex.org/W2057365327","https://openalex.org/W2015782149"],"abstract_inverted_index":{"Current":[0],"communication":[1],"schemes":[2],"rely":[3],"on":[4,24,49,100],"instantaneous":[5,102,148],"adaptation,":[6],"which":[7],"increases":[8],"the":[9,29,53,57,101,111,115,143,171],"system":[10,21],"complexity":[11],"and":[12,56,71,141],"is":[13],"memoryless.":[14],"We":[15,104,119,137,163],"propose":[16],"a":[17,25,37,85,96,121,134],"scheme":[18,98,125],"for":[19,77,126],"adapting":[20],"parameters":[22],"based":[23,99],"priori":[26,86],"knowledge":[27],"of":[28,88,114,174],"channel":[30,51,54,89],"statistics":[31,87,113,173],"to":[32,169],"reduce":[33],"feedback":[34,97,179],"requirements.":[35],"As":[36],"vital":[38],"parameter":[39],"in":[40],"OFDM":[41],"system,":[42],"cyclic":[43],"prefix":[44],"(CP)":[45],"length":[46],"depends":[47],"mainly":[48],"two":[50],"characteristics:":[52],"gains":[55],"root":[58],"mean":[59],"square":[60],"(RMS)":[61],"delay":[62,69,74,117,131,176],"spread.":[63,118],"Previous":[64],"research":[65],"assume":[66],"given":[67],"RMS":[68,116,130,175],"spread":[70,132,177],"utilize":[72],"power":[73],"profile":[75],"(PDP)":[76],"CP":[78,107],"optimization.":[79],"Since":[80],"PDP":[81],"indeed":[82],"acts":[83],"as":[84],"gains,":[90],"we":[91],"compare":[92],"its":[93],"effectiveness":[94],"against":[95],"channel.":[103],"further":[105],"simplify":[106],"optimization":[108],"by":[109],"employing":[110],"prior":[112,172],"derive":[120],"closed":[122],"form":[123],"approximation":[124],"computation":[127],"simplicity":[128],"assuming":[129],"follows":[133],"lognormal":[135],"distribution.":[136],"consider":[138],"ergodic":[139],"capacity":[140,144,155],"measure":[142],"loss":[145,156],"w.r.t.":[146],"an":[147,166],"scheme.":[149,162],"The":[150],"observed":[151],"1%":[152],"-":[153],"4%":[154],"through":[157],"simulation":[158],"validates":[159],"our":[160],"proposed":[161],"also":[164],"present":[165],"online":[167],"method":[168],"learn":[170],"from":[178],"whenever":[180],"available.":[181]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":7}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}