{"id":6917,"date":"2021-11-07T14:12:28","date_gmt":"2021-11-07T13:12:28","guid":{"rendered":"https:\/\/misot.pl\/?p=6917"},"modified":"2021-11-07T14:12:28","modified_gmt":"2021-11-07T13:12:28","slug":"lora-i-lorawan","status":"publish","type":"post","link":"https:\/\/misot.pl\/stary\/lora-i-lorawan\/","title":{"rendered":"LoRa i LoRaWAN"},"content":{"rendered":"<p>Zastanawiamy si\u0119, jaka jest r\u00f3\u017cnica mi\u0119dzy LoRa i LoRaWAN. LoRa jest technologi\u0105 komunikacji bezprzewodowej, podobnie jak wi-fi, bluetooth, LTE czy ZigBee. Jak wiemy, \u017cadna z tych technologii nie jest doskona\u0142a. LoRa, jako tania metoda do przesy\u0142ania danych na du\u017ce odleg\u0142o\u015bci, przeznaczona jest dla urz\u0105dze\u0144 zasilanych bateryjnie. Nie sprawdza si\u0119 ona do transmisji danych z du\u017c\u0105 szybko\u015bci\u0105, natomiast jej zalet\u0105 jest du\u017cy zasi\u0119g transmisji i odporno\u015b\u0107 na interferencje. Korzysta z wykorzystywanej w kosmonautyce i wojsku technologii modulacji fal elektromagnetycznych CSS \u2013 Chirp Spread Spectrum.<\/p>\n<p>&nbsp;<\/p>\n<p>LoRaWAN jest natomiast dwukierunkowym protoko\u0142em dost\u0119pu do \u0142\u0105cza MAC (Medium Access Protocol), obs\u0142uguj\u0105cym rejestracj\u0119 nowych urz\u0105dze\u0144 w sieci i nadawanie w trybie multicast (do wielu urz\u0105dze\u0144). Charakteryzuje si\u0119 du\u017c\u0105 wydajno\u015bci\u0105, znacz\u0105cym zasi\u0119giem i ma\u0142ym poborem mocy przez czujniki wykorzystywane w Internecie Rzeczy. Czerpie z zalet LoRa i optymalizuje zu\u017cycie energii oraz obs\u0142uguje mechanizmy optymalizacji ruchu pomi\u0119dzy w\u0119z\u0142ami. Dzi\u0119ki LoRaWAN mo\u017cliwe jest szyfrowanie po\u0142\u0105cze\u0144 pomi\u0119dzy punktami, co wp\u0142ywa na ich bezpiecze\u0144stwo. Standard zapewnia zgodno\u015b\u0107 urz\u0105dze\u0144 pomi\u0119dzy r\u00f3\u017cnymi sieciami LoRaWAN.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Zastanawiamy si\u0119, jaka jest r\u00f3\u017cnica mi\u0119dzy LoRa i LoRaWAN. LoRa jest technologi\u0105 komunikacji bezprzewodowej, podobnie jak wi-fi, bluetooth, LTE czy ZigBee. Jak wiemy, \u017cadna z tych technologii nie jest doskona\u0142a. LoRa, jako tania metoda do przesy\u0142ania danych na du\u017ce odleg\u0142o\u015bci, przeznaczona jest dla urz\u0105dze\u0144 zasilanych bateryjnie. Nie sprawdza si\u0119 ona do transmisji danych z du\u017c\u0105 [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[29],"tags":[],"class_list":["post-6917","post","type-post","status-publish","format-standard","hentry","category-mdi"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>LoRa i LoRaWAN - Mi\u015aOT<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/misot.pl\/stary\/lora-i-lorawan\/\" \/>\n<meta property=\"og:locale\" content=\"pl_PL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"LoRa i LoRaWAN - Mi\u015aOT\" \/>\n<meta property=\"og:description\" content=\"Zastanawiamy si\u0119, jaka jest r\u00f3\u017cnica mi\u0119dzy LoRa i LoRaWAN. LoRa jest technologi\u0105 komunikacji bezprzewodowej, podobnie jak wi-fi, bluetooth, LTE czy ZigBee. Jak wiemy, \u017cadna z tych technologii nie jest doskona\u0142a. LoRa, jako tania metoda do przesy\u0142ania danych na du\u017ce odleg\u0142o\u015bci, przeznaczona jest dla urz\u0105dze\u0144 zasilanych bateryjnie. 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