Antena espiral equiangular para opera??es em grandes larguras de faixa
Ano de defesa: | 2016 |
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Autor(a) principal: | |
Orientador(a): | |
Banca de defesa: | , |
Tipo de documento: | Dissertação |
Tipo de acesso: | Acesso aberto |
Idioma: | por |
Instituição de defesa: |
Instituto Nacional de Telecomunica??es
|
Programa de Pós-Graduação: |
Mestrado em Engenharia de Telecomunica??es
|
Departamento: |
Instituto Nacional de Telecomunica??es
|
País: |
Brasil
|
Palavras-chave em Português: | |
Área do conhecimento CNPq: | |
Link de acesso: | http://tede.inatel.br:8080/tede/handle/tede/7 |
Resumo: | This work presents the study of spiral equiangular antenna applied as wideband irradiator element. A brief study about that geometry is presented. It appears in nature things and also at radiator elements applications. The equations was derived in order to evaluate such structures parameters. Some analysis from this model was made, searching the causes of its broadband performance. A few models are simulated establishing relationships between antenna's geometry and its radiation characteristics. A prototype was constructed with best results dimensions obtained through simulations. Two matching impedance structures were proposed, both of them developed by narrowing the width of a parallel strip transmission line. After several tests, it was decided to feed the prototype with no matching requirements, taking in to account that achieved radiation performance was good enough to meet expectations. |
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Ribeiro, Jos? Ant?nio Justino012.620.256-72http://lattes.cnpq.br/9987344139958522Spadoti, Danilo Henriquehttp://lattes.cnpq.br/8760117075106351Majia, Felipe Beltr?n235.092.198-05http://lattes.cnpq.br/8371603251897972096.834.276-00http://lattes.cnpq.br/2539115151670208Fr?, Gabriel Lob?o da Silva2016-06-17T14:30:11Z2016-02-15Fr?, Gabriel Lob?o da Silva. Antena espiral equiangular para opera??es em grandes larguras de faixa. 2016. [69]. Disserta????o( Programa 1) - Instituto Nacional de Telecomunicacoes, [Santa Rita do Sapuca?] .http://tede.inatel.br:8080/tede/handle/tede/7This work presents the study of spiral equiangular antenna applied as wideband irradiator element. A brief study about that geometry is presented. It appears in nature things and also at radiator elements applications. The equations was derived in order to evaluate such structures parameters. Some analysis from this model was made, searching the causes of its broadband performance. A few models are simulated establishing relationships between antenna's geometry and its radiation characteristics. A prototype was constructed with best results dimensions obtained through simulations. Two matching impedance structures were proposed, both of them developed by narrowing the width of a parallel strip transmission line. After several tests, it was decided to feed the prototype with no matching requirements, taking in to account that achieved radiation performance was good enough to meet expectations.Este trabalho apresenta o estudo te?rico e experimental de uma antena espiral equiangular utilizada como irradiador de faixa larga. Foi feito um resumo hist?rico dos estudos envolvendo esta geometria, suas manifesta??es na natureza e sua aplica??o no projeto de antenas. Foram deduzidas equa??es para modelagem matem?tica destas estruturas, a partir das quais se desenvolveram an?lises te?ricas que justificassem sua grande largura de faixa. Foram simulados alguns modelos projetados com diferentes par?metros construtivos com o intuito de associ?-los ao desempenho da antena. O prot?tipo para execu??o dos ensaios utilizou as dimens?es que levaram melhores resultados nas simula??es. Para a excita??o da antena, se propuseram duas estruturas de casamento de imped?ncia, com varia??o da largura de uma linha de transmiss?o paralela. Ap?s v?rios testes, optou-se por excitar a antena sem cumprir todas as exig?ncias de casamento e balanceamento, tendo em vista que seu funcionamento sem estas estruturas foi considerado suficiente para as avalia??es de interesse nesta fase do desenvolvimento.Submitted by Tede Dspace (tede@inatel.br) on 2016-06-17T14:30:11Z No. of bitstreams: 2 license_rdf: 20592 bytes, checksum: 0c9b9c579af4cbbcf785ca803bd18d4b (MD5) Disserta??o V.Final Gabriel Lob?o.pdf: 3213542 bytes, checksum: c5c6c9eafcfb7bbd3d816b54a38ae9d8 (MD5)Made available in DSpace on 2016-06-17T14:30:11Z (GMT). No. of bitstreams: 2 license_rdf: 20592 bytes, checksum: 0c9b9c579af4cbbcf785ca803bd18d4b (MD5) Disserta??o V.Final Gabriel Lob?o.pdf: 3213542 bytes, checksum: c5c6c9eafcfb7bbd3d816b54a38ae9d8 (MD5) Previous issue date: 2016-02-15application/pdfhttp://tede.inatel.br:8080/jspui/retrieve/187/Disserta%c3%a7%c3%a3o%20V.Final%20Gabriel%20Lob%c3%a3o.pdf.jpgporInstituto Nacional de Telecomunica??esMestrado em Engenharia de Telecomunica??esINATELBrasilInstituto Nacional de Telecomunica??eshttp://creativecommons.org/licenses/by-nd/4.0/info:eu-repo/semantics/openAccessAntenas espirais; opera??o em faixa larga; sistemas de balanceamento.Engenharia - Telecomunica??esAntena espiral equiangular para opera??es em grandes larguras de faixainfo:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/masterThesisreponame:Biblioteca Digital de Teses e Dissertações da INATELinstname:Instituto Nacional de Telecomunicações (INATEL)instacron:INATELLICENSElicense.txtlicense.txttext/plain; charset=utf-8112http://localhost:8080/tede/bitstream/tede/7/1/license.txtc6279291b293f0db82678eaa73a27769MD51CC-LICENSElicense_urllicense_urltext/plain; charset=utf-846http://localhost:8080/tede/bitstream/tede/7/2/license_url587cd8ffae15c8598ed3c46d248a3f38MD52license_textlicense_texttext/html; charset=utf-821785http://localhost:8080/tede/bitstream/tede/7/3/license_text906cd79fa23daa04c86df113b4537342MD53license_rdflicense_rdfapplication/rdf+xml; charset=utf-820592http://localhost:8080/tede/bitstream/tede/7/4/license_rdf0c9b9c579af4cbbcf785ca803bd18d4bMD54ORIGINALDisserta??o V.Final Gabriel Lob?o.pdfDisserta??o V.Final Gabriel Lob?o.pdfapplication/pdf3213542http://localhost:8080/tede/bitstream/tede/7/5/Disserta%C3%A7%C3%A3o+V.Final+Gabriel+Lob%C3%A3o.pdfc5c6c9eafcfb7bbd3d816b54a38ae9d8MD55TEXTDisserta??o V.Final Gabriel Lob?o.pdf.txtDisserta??o V.Final Gabriel Lob?o.pdf.txttext/plain98102http://localhost:8080/tede/bitstream/tede/7/6/Disserta%C3%A7%C3%A3o+V.Final+Gabriel+Lob%C3%A3o.pdf.txtf279f7e1dba970fc53a0b66d330fc334MD56THUMBNAILDisserta??o V.Final Gabriel Lob?o.pdf.jpgDisserta??o V.Final Gabriel Lob?o.pdf.jpgimage/jpeg3871http://localhost:8080/tede/bitstream/tede/7/7/Disserta%C3%A7%C3%A3o+V.Final+Gabriel+Lob%C3%A3o.pdf.jpgba5cf72c677c0d2659b0e7fe1705522eMD57tede/72018-04-17 10:40:50.886oai:localhost:tede/7QXV0b3Jpem8gYSBwdWJsaWNhPz9vIGRhIG1pbmhhIERpc3NlcnRhPz9vIGRlIE1lc3RyYWRvLCBlbSBmb3JtYXRvIFBERiwgY29tIGJsb3F1ZWlvIGRlIGVkaT8/bywgY29sYWdlbSBlIGM/cGlhLg==Biblioteca Digital de Teses e Dissertaçõeshttp://tede.inatel.br:8080/jspui/PUBhttp://tede.inatel.br:8080/oai/requestbiblioteca@inatel.br || biblioteca.atendimento@inatel.bropendoar:2018-04-17T13:40:50Biblioteca Digital de Teses e Dissertações da INATEL - Instituto Nacional de Telecomunicações (INATEL)false |
dc.title.por.fl_str_mv |
Antena espiral equiangular para opera??es em grandes larguras de faixa |
title |
Antena espiral equiangular para opera??es em grandes larguras de faixa |
spellingShingle |
Antena espiral equiangular para opera??es em grandes larguras de faixa Fr?, Gabriel Lob?o da Silva Antenas espirais; opera??o em faixa larga; sistemas de balanceamento. Engenharia - Telecomunica??es |
title_short |
Antena espiral equiangular para opera??es em grandes larguras de faixa |
title_full |
Antena espiral equiangular para opera??es em grandes larguras de faixa |
title_fullStr |
Antena espiral equiangular para opera??es em grandes larguras de faixa |
title_full_unstemmed |
Antena espiral equiangular para opera??es em grandes larguras de faixa |
title_sort |
Antena espiral equiangular para opera??es em grandes larguras de faixa |
author |
Fr?, Gabriel Lob?o da Silva |
author_facet |
Fr?, Gabriel Lob?o da Silva |
author_role |
author |
dc.contributor.advisor1.fl_str_mv |
Ribeiro, Jos? Ant?nio Justino |
dc.contributor.advisor1ID.fl_str_mv |
012.620.256-72 |
dc.contributor.advisor1Lattes.fl_str_mv |
http://lattes.cnpq.br/9987344139958522 |
dc.contributor.referee1.fl_str_mv |
Spadoti, Danilo Henrique |
dc.contributor.referee1Lattes.fl_str_mv |
http://lattes.cnpq.br/8760117075106351 |
dc.contributor.referee2.fl_str_mv |
Majia, Felipe Beltr?n |
dc.contributor.referee2ID.fl_str_mv |
235.092.198-05 |
dc.contributor.referee2Lattes.fl_str_mv |
http://lattes.cnpq.br/8371603251897972 |
dc.contributor.authorID.fl_str_mv |
096.834.276-00 |
dc.contributor.authorLattes.fl_str_mv |
http://lattes.cnpq.br/2539115151670208 |
dc.contributor.author.fl_str_mv |
Fr?, Gabriel Lob?o da Silva |
contributor_str_mv |
Ribeiro, Jos? Ant?nio Justino Spadoti, Danilo Henrique Majia, Felipe Beltr?n |
dc.subject.por.fl_str_mv |
Antenas espirais; opera??o em faixa larga; sistemas de balanceamento. |
topic |
Antenas espirais; opera??o em faixa larga; sistemas de balanceamento. Engenharia - Telecomunica??es |
dc.subject.cnpq.fl_str_mv |
Engenharia - Telecomunica??es |
description |
This work presents the study of spiral equiangular antenna applied as wideband irradiator element. A brief study about that geometry is presented. It appears in nature things and also at radiator elements applications. The equations was derived in order to evaluate such structures parameters. Some analysis from this model was made, searching the causes of its broadband performance. A few models are simulated establishing relationships between antenna's geometry and its radiation characteristics. A prototype was constructed with best results dimensions obtained through simulations. Two matching impedance structures were proposed, both of them developed by narrowing the width of a parallel strip transmission line. After several tests, it was decided to feed the prototype with no matching requirements, taking in to account that achieved radiation performance was good enough to meet expectations. |
publishDate |
2016 |
dc.date.accessioned.fl_str_mv |
2016-06-17T14:30:11Z |
dc.date.issued.fl_str_mv |
2016-02-15 |
dc.type.status.fl_str_mv |
info:eu-repo/semantics/publishedVersion |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/masterThesis |
format |
masterThesis |
status_str |
publishedVersion |
dc.identifier.citation.fl_str_mv |
Fr?, Gabriel Lob?o da Silva. Antena espiral equiangular para opera??es em grandes larguras de faixa. 2016. [69]. Disserta????o( Programa 1) - Instituto Nacional de Telecomunicacoes, [Santa Rita do Sapuca?] . |
dc.identifier.uri.fl_str_mv |
http://tede.inatel.br:8080/tede/handle/tede/7 |
identifier_str_mv |
Fr?, Gabriel Lob?o da Silva. Antena espiral equiangular para opera??es em grandes larguras de faixa. 2016. [69]. Disserta????o( Programa 1) - Instituto Nacional de Telecomunicacoes, [Santa Rita do Sapuca?] . |
url |
http://tede.inatel.br:8080/tede/handle/tede/7 |
dc.language.iso.fl_str_mv |
por |
language |
por |
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http://creativecommons.org/licenses/by-nd/4.0/ info:eu-repo/semantics/openAccess |
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http://creativecommons.org/licenses/by-nd/4.0/ |
eu_rights_str_mv |
openAccess |
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application/pdf |
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Instituto Nacional de Telecomunica??es |
dc.publisher.program.fl_str_mv |
Mestrado em Engenharia de Telecomunica??es |
dc.publisher.initials.fl_str_mv |
INATEL |
dc.publisher.country.fl_str_mv |
Brasil |
dc.publisher.department.fl_str_mv |
Instituto Nacional de Telecomunica??es |
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Instituto Nacional de Telecomunica??es |
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