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Por ex. se a frequ\u00eancia de amostragem for de 8 kHz, a chave se fecha 8000 vezes por segundo, ou seja, a cada 125 micro\u2026","rel":"","context":"Post similar","block_context":{"text":"Post similar","link":""},"img":{"alt_text":"Slide8","src":"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide82.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide82.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide82.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide82.jpg?resize=700%2C400 2x"},"classes":[]},{"id":251,"url":"https:\/\/efagundes.com\/networking\/teoria-da-transmissao-e-meios-magneticos\/taxa-de-dados-maxima-de-um-canal-i\/","url_meta":{"origin":1228,"position":1},"title":"Taxa de dados m\u00e1xima de um canal (I)","author":"Eduardo Fagundes","date":"16\/11\/2012","format":false,"excerpt":"\u00a0 De acordo com o Teorema de Nyquist, a quantidade de amostras por unidade de tempo de um sinal, chamada taxa ou freq\u00fc\u00eancia de amostragem, deve ser maior que o dobro da maior freq\u00fc\u00eancia contida no sinal a ser amostrado, para que possa ser reproduzido integralmente sem distor\u00e7\u00e3o. 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Cada sinal viaja dentro de uma \u00fanica faixa de cor que \u00e9 modulada pelos dados (texto, voz, v\u00eddeo, etc.). 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O m\u00e9todo pelo qual v\u00e1rios sinais em diferentes comprimentos de onda s\u00e3o combinados numa \u00fanica fibra \u00e9 conhecido pelo nome de multiplexa\u00e7\u00e3o\u2026","rel":"","context":"Post similar","block_context":{"text":"Post similar","link":""},"img":{"alt_text":"Slide30","src":"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide301.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide301.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide301.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide301.jpg?resize=700%2C400 2x"},"classes":[]},{"id":737,"url":"https:\/\/efagundes.com\/networking\/a-camada-de-rede\/implementacao-do-servico-orientado-a-conexoes\/","url_meta":{"origin":1228,"position":5},"title":"Implementa\u00e7\u00e3o do servi\u00e7o orientado a conex\u00f5es","author":"Eduardo Fagundes","date":"18\/11\/2012","format":false,"excerpt":"A ideia por tr\u00e1s dos circuitos virtuais \u00e9 evitar a necessidade de escolher uma nova rota para cada pacote enviado, como nas conex\u00f5es sem conex\u00f5es. Nesse caso, quando uma conex\u00e3o \u00e9 estabelecida, escolhe-se uma rota desde a m\u00e1quina de origem at\u00e9 a m\u00e1quina de destino, como parte da configura\u00e7\u00e3o da\u2026","rel":"","context":"Post similar","block_context":{"text":"Post similar","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide87.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide87.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide87.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide87.jpg?resize=700%2C400 2x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/efagundes.com\/networking\/wp-json\/wp\/v2\/pages\/1228","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/efagundes.com\/networking\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/efagundes.com\/networking\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/efagundes.com\/networking\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/efagundes.com\/networking\/wp-json\/wp\/v2\/comments?post=1228"}],"version-history":[{"count":0,"href":"https:\/\/efagundes.com\/networking\/wp-json\/wp\/v2\/pages\/1228\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/efagundes.com\/networking\/wp-json\/wp\/v2\/pages\/1205"}],"wp:attachment":[{"href":"https:\/\/efagundes.com\/networking\/wp-json\/wp\/v2\/media?parent=1228"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}