{"id":6234,"date":"2020-10-26T11:52:43","date_gmt":"2020-10-26T10:52:43","guid":{"rendered":"http:\/\/deltanet.hu\/?p=6234"},"modified":"2020-10-26T11:52:45","modified_gmt":"2020-10-26T10:52:45","slug":"4g-s-internet-a-holdon","status":"publish","type":"post","link":"https:\/\/deltanet.hu\/index.php\/4g-s-internet-a-holdon\/","title":{"rendered":"4G-s internet a Holdon"},"content":{"rendered":"\n<p>A vil\u00e1g egyik legnagyobb telekommunik\u00e1ci\u00f3s v\u00e1llalat\u00e1t, a h\u00e1l\u00f3zat\u00e9p\u00edt\u00e9sben tov\u00e1bbra is nagy j\u00e1t\u00e9kosnak sz\u00e1m\u00edt\u00f3 Noki\u00e1t v\u00e1lasztotta a NASA arra a munk\u00e1ra, melynek c\u00e9lja, hogy 4G LTE-s h\u00e1l\u00f3zat l\u00e9tes\u00fclj\u00f6n a Hold felsz\u00edn\u00e9n.<\/p>\n\n\n\n<p>A 4G&nbsp;\u200bamely minden bizonnyal jobban fog m\u0171k\u00f6dni a Holdon, mint a F\u00f6ld\u00f6n, hiszen nem lesznek f\u00e1k \u00e9s \u00e9p\u00fcletek, amik zavarn\u00e1k a h\u00e1l\u00f3zatot.<\/p>\n\n\n\n<p>A Hold sejth\u00e1l\u00f3zat\u00e1t speci\u00e1lisan \u00fagy alak\u00edtj\u00e1k majd ki, hogy ellen\u00e1lljon az \u00e9gitest term\u00e9szeti saj\u00e1toss\u00e1gainak, p\u00e9ld\u00e1ul az extr\u00e9m h\u0151m\u00e9rs\u00e9kletnek \u00e9s a sug\u00e1rz\u00e1snak.<\/p>\n\n\n\n<p>Az Artemis&nbsp;\u200ba NASA ambici\u00f3zus holdprogramja\u200b, amely sor\u00e1n n\u0151i \u00e9s f\u00e9rfi \u0171rhaj\u00f3sok l\u00e9pnek majd \u00e9gi k\u00eds\u00e9r\u0151nk d\u00e9li p\u00f3lus\u00e1ra, hogy el\u0151k\u00e9sz\u00edts\u00e9k a terepet a 2030-as \u00e9vekre tervezett marsutaz\u00e1sokhoz.<\/p>\n\n\n\n<p>A k\u00fcldet\u00e9snek 2024-ig kell megval\u00f3sulnia, sz\u00e1mos tudom\u00e1nyos, illetve \u00fczleti partner bevon\u00e1s\u00e1val.<\/p>\n\n\n\n<p>Mivel az \u0171rhaj\u00f3sokra is rengeteg munka v\u00e1r, a NASA a kommunik\u00e1ci\u00f3 megk\u00f6nny\u00edt\u00e9se \u00e9rdek\u00e9ben gyors \u00e9s stabil internet-h\u00e1l\u00f3zatot \u00e9p\u00edttetett ki az \u00e9gitesten.<\/p>\n\n\n\n<p>A F\u00f6ld\u00f6n m\u0171k\u00f6d\u0151 LTE-s h\u00e1l\u00f3zatok alkalmasak nagyfelbont\u00e1s\u00fa vide\u00f3s tartalmak sug\u00e1rz\u00e1s\u00e1hoz (\u00edgy p\u00e9ld\u00e1ul videochatre) is, hiszen j\u00f3val gyorsabb adat\u00e1tvitel\u0171 technol\u00f3gi\u00e1r\u00f3l van sz\u00f3.<\/p>\n\n\n\n<p>Hogy a Holdon l\u00e9tes\u00edtend\u0151 megold\u00e1s is haszn\u00e1lhat\u00f3 lesz-e ilyesmire, egyel\u0151re nem tudni, a kapcsolat technikai r\u00e9szleteir\u0151l (\u00fagymint a sebess\u00e9g) nem osztottak meg r\u00e9szleteket.<\/p>\n\n\n\n<p>A holdi internethez az\u00e9rt v\u00e1lasztott\u00e1k a 4G-s technol\u00f3gi\u00e1t, mert azt k\u00f6nnyebb ki\u00e9p\u00edteni, szemben a bonyolultabb 5G-vel.<\/p>\n\n\n\n<p>A Noki\u00e1nak ez a m\u00e1sodik holdi internet projektje: 2018-ban a Vodafone-nal \u00e9s egy n\u00e9met csoporttal egy\u00fctt belev\u00e1gott egy k\u00eds\u00e9rletbe, hogy az \u00e9gitesten LTE-h\u00e1l\u00f3zattal sug\u00e1rozzon nagy felbont\u00e1s\u00fa vide\u00f3kat, de ez v\u00e9g\u00fcl nem tudott megval\u00f3sulni.<\/p>\n\n\n\n<p>Forr\u00e1s: https:\/\/hvg.hu\/tudomany\/20201019_4g_lte_halozat_hold_nasa_ nokia_artemis_misszio<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A vil\u00e1g egyik legnagyobb telekommunik\u00e1ci\u00f3s v\u00e1llalat\u00e1t, a h\u00e1l\u00f3zat\u00e9p\u00edt\u00e9sben tov\u00e1bbra is nagy j\u00e1t\u00e9kosnak sz\u00e1m\u00edt\u00f3 Noki\u00e1t v\u00e1lasztotta a NASA arra a munk\u00e1ra, melynek c\u00e9lja, hogy 4G LTE-s<\/p>\n","protected":false},"author":4,"featured_media":6235,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false},"categories":[35,4,30,284],"tags":[210,383,379,384,382,40,88,381,380],"_links":{"self":[{"href":"https:\/\/deltanet.hu\/index.php\/wp-json\/wp\/v2\/posts\/6234"}],"collection":[{"href":"https:\/\/deltanet.hu\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/deltanet.hu\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/deltanet.hu\/index.php\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/deltanet.hu\/index.php\/wp-json\/wp\/v2\/comments?post=6234"}],"version-history":[{"count":1,"href":"https:\/\/deltanet.hu\/index.php\/wp-json\/wp\/v2\/posts\/6234\/revisions"}],"predecessor-version":[{"id":6236,"href":"https:\/\/deltanet.hu\/index.php\/wp-json\/wp\/v2\/posts\/6234\/revisions\/6236"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/deltanet.hu\/index.php\/wp-json\/wp\/v2\/media\/6235"}],"wp:attachment":[{"href":"https:\/\/deltanet.hu\/index.php\/wp-json\/wp\/v2\/media?parent=6234"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/deltanet.hu\/index.php\/wp-json\/wp\/v2\/categories?post=6234"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/deltanet.hu\/index.php\/wp-json\/wp\/v2\/tags?post=6234"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}