dc.contributorBrante, Glauber Gomes de Oliveira
dc.contributorhttps://orcid.org/0000-0001-6006-4274
dc.contributorhttp://lattes.cnpq.br/8347190422243353
dc.contributorChang, Bruno Sens
dc.contributorhttps://orcid.org/0000-0003-0232-7640
dc.contributorhttp://lattes.cnpq.br/8237248707461788
dc.contributorBrante, Glauber Gomes de Oliveira
dc.contributorhttps://orcid.org/0000-0001-6006-4274
dc.contributorhttp://lattes.cnpq.br/8347190422243353
dc.contributorMonego, Hermes Irineu Del
dc.contributorhttps://orcid.org/ 0000-0003-1296-7625
dc.contributorhttp://lattes.cnpq.br/8607494162641950
dc.contributorRebelatto, Joao Luiz
dc.contributorhttps://orcid.org/0000-0002-1682-2215
dc.contributorhttp://lattes.cnpq.br/8633387185514637
dc.contributorPellenz, Marcelo Eduardo
dc.contributorhttps://orcid.org/0000-0001-6108-6272
dc.contributorhttp://lattes.cnpq.br/6834497622047154
dc.contributorKakitani, Marcos Tomio
dc.contributorhttp://lattes.cnpq.br/2534929623809066
dc.creatorSimão, Daniel Hayashida
dc.date.accessioned2021-11-17T22:53:47Z
dc.date.accessioned2022-12-06T14:12:44Z
dc.date.available2021-11-17T22:53:47Z
dc.date.available2022-12-06T14:12:44Z
dc.date.created2021-11-17T22:53:47Z
dc.date.issued2021-08-27
dc.identifierSIMÃO, Daniel Hayashida. Energy efficiency of multi-hop underwater acoustic networks using fountain codes. 2021. Tese (Doutorado em Engenharia Elétrica e Informática Industrial) - Universidade Tecnológica Federal do Paraná, Curitiba, 2021.
dc.identifierhttp://repositorio.utfpr.edu.br/jspui/handle/1/26417
dc.identifier.urihttps://repositorioslatinoamericanos.uchile.cl/handle/2250/5243690
dc.description.abstractEnsuring low energy consumption is a crucial issue in underwater communications, since battery replacement may be difficult and expensive in these scenarios. In this work we analyze the energy consumption of a multi-hop underwater acoustic network (UWAN) employing fountain codes, which provides an interesting feature to scenarios with long transmission delays, as is the case of UWANs. Thus, the proper optimization of the number of redundant packets as well as the possibility of retransmissions per hop in order to ensure reliability allows a global optimization of the network. Moreover, in order to reduce the energy consumption in this scenario we optimize the modulation order assuming differential phase-shift keying (M-DPSK), as well as the number of hops and transmission trials per hop. We investigate the required number of fountain-encoded packets for different modulation orders and number of hops. Our results show that, by allowing retransmissions and optimizing the number of hops and the modulation order, we can obtain important energy savings, especially for long distances. In addition, with fountain codes the energy consumption decreases significantly compared to the case without fountain codes, allowing up to 40% of savings.
dc.publisherUniversidade Tecnológica Federal do Paraná
dc.publisherCuritiba
dc.publisherBrasil
dc.publisherPrograma de Pós-Graduação em Engenharia Elétrica e Informática Industrial
dc.publisherUTFPR
dc.rightshttp://creativecommons.org/licenses/by/4.0/
dc.rightsopenAccess
dc.subjectEnergia elétrica - Consumo
dc.subjectRuído
dc.subjectMétodos de simulação
dc.subjectAcústica subaquática
dc.subjectComunicações digitais
dc.subjectModulação (Eletrônica)
dc.subjectElectric power consumption
dc.subjectNoise
dc.subjectSimulation methods
dc.subjectUnderwater acoustics
dc.subjectDigital communications
dc.subjectModulation (Electronics)
dc.titleEnergy efficiency of multi-hop underwater acoustic networks using fountain codes
dc.typedoctoralThesis


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