{"id":2570,"date":"2024-05-24T02:40:39","date_gmt":"2024-05-24T02:40:39","guid":{"rendered":"https:\/\/nfc-readers.com\/?p=2570"},"modified":"2024-05-24T02:40:39","modified_gmt":"2024-05-24T02:40:39","slug":"what-is-nfc","status":"publish","type":"post","link":"https:\/\/nfc-readers.com\/lt\/what-is-nfc\/","title":{"rendered":"Kas yra NFC?"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_73 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Turinys<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Perjungti Turinio lentel\u0119\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Perjungti<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/nfc-readers.com\/lt\/what-is-nfc\/#The_Essence_of_NFC\" title=\"NFC esm\u0117\">NFC esm\u0117<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/nfc-readers.com\/lt\/what-is-nfc\/#Operating_Principle\" title=\"Veikimo principas\">Veikimo principas<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/nfc-readers.com\/lt\/what-is-nfc\/#Vast_Array_of_Applications\" title=\"Did\u017eiulis program\u0173 pasirinkimas\">Did\u017eiulis program\u0173 pasirinkimas<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/nfc-readers.com\/lt\/what-is-nfc\/#Fundamentals_of_Inductive_Coupling\" title=\"Indukcinio sujungimo pagrindai\">Indukcinio sujungimo pagrindai<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/nfc-readers.com\/lt\/what-is-nfc\/#Exploring_NFC_Operating_Modes\" title=\"NFC veikimo re\u017eim\u0173 tyrin\u0117jimas\">NFC veikimo re\u017eim\u0173 tyrin\u0117jimas<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/nfc-readers.com\/lt\/what-is-nfc\/#Conclusion\" title=\"I\u0161vada\">I\u0161vada<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"The_Essence_of_NFC\"><\/span><strong>NFC esm\u0117<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&nbsp;<\/p>\n<div class=\"auto-hide-last-sibling-br paragraph_c9271 paragraph-element\">Artimojo lauko ry\u0161ys (<a href=\"https:\/\/nfc-readers.com\/lt\/Wholesale\/rfid-nfc-reader\/\">NFC<\/a>) yra novatori\u0161ka belaid\u017eio ry\u0161io technologija, sukurta remiantis principais, pana\u0161iais \u012f radijo da\u017enio identifikavimo (RFID) standarto principus. \u0160is technologij\u0173 stebuklas leid\u017eia skland\u017eiai perduoti duomenis trumpais, tradici\u0161kai keli\u0173 milimetr\u0173, atstumais, galintis pasigirti nedideliu keli\u0173 kilobit\u0173 per sekund\u0119 duomen\u0173 perdavimo grei\u010diu. NFC protokol\u0173 pagrindas remiasi RFID standartais, kruop\u0161\u010diai apra\u0161ytais ISO\/IEC 18092.<\/div>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-2571\" src=\"https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/05\/88899-1-300x169.webp\" alt=\"\" width=\"509\" height=\"287\" srcset=\"https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/05\/88899-1-300x169.webp 300w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/05\/88899-1-1024x577.webp 1024w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/05\/88899-1-768x433.webp 768w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/05\/88899-1-18x10.webp 18w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/05\/88899-1-600x338.webp 600w, https:\/\/nfc-readers.com\/wp-content\/uploads\/2024\/05\/88899-1.webp 1498w\" sizes=\"auto, (max-width: 509px) 100vw, 509px\" \/><\/p>\n<h2 class=\"auto-hide-last-sibling-br paragraph_c9271 paragraph-element\"><span class=\"ez-toc-section\" id=\"Operating_Principle\"><\/span><strong>Veikimo principas<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&nbsp;<\/p>\n<div class=\"auto-hide-last-sibling-br paragraph_c9271 paragraph-element\">NFC veikimo mechanika gilinasi \u012f RF anten\u0105 supan\u010dio elektromagnetinio lauko dinamik\u0105, pla\u010diai suskirstyt\u0105 \u012f artim\u0105j\u012f ir tolim\u0105j\u012f lauk\u0105. Artimasis laukas apima srit\u012f, esan\u010di\u0105 arti antenos (tiksliai, iki atstumo, apskai\u010diuoto kaip 2D2\/\u03bb), turting\u0105 elektromagnetine spinduliuote. Ir atvirk\u0161\u010diai, tolimasis laukas apima u\u017e jos rib\u0173 esan\u010di\u0105 srit\u012f, o tai rei\u0161kia, kad elektromagnetin\u0117 spinduliuot\u0117 pasiekia toliau nuo antenos.<\/div>\n<p>&nbsp;<\/p>\n<h2 class=\"auto-hide-last-sibling-br paragraph_c9271 paragraph-element\"><span class=\"ez-toc-section\" id=\"Vast_Array_of_Applications\"><\/span><strong>Did\u017eiulis program\u0173 pasirinkimas<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&nbsp;<\/p>\n<div class=\"auto-hide-last-sibling-br paragraph_c9271 paragraph-element\">NFC yra pla\u010diai naudojamas bekontak\u010di\u0173 program\u0173 spektre, o tai ai\u0161kiai parodo jo buvim\u0105 tokiuose sektoriuose kaip gele\u017einkeli\u0173 ir biur\u0173 prieigos kontrol\u0117, sveikatos prie\u017ei\u016bra, plataus vartojimo elektronika ir ypa\u010d informacijos main\u0173 ir mok\u0117jimo sprendim\u0173 srityse. \u0160i technologija palaiko dviej\u0173 vaidmen\u0173 veikimo re\u017eim\u0105 \u2013 reikia iniciatoriaus, kuris u\u017emegzt\u0173 ry\u0161\u012f, ir tikslo, kuris reaguot\u0173 arba atsakyt\u0173.<\/div>\n<h2><\/h2>\n<div class=\"auto-hide-last-sibling-br paragraph_c9271 paragraph-element\"><strong>Komunikacijos dinamika<\/strong><\/div>\n<p>&nbsp;<\/p>\n<div class=\"auto-hide-last-sibling-br paragraph_c9271 paragraph-element\">Ry\u0161ys NFC ekosistemoje suskaidomas \u012f aktyv\u0173j\u012f ir pasyv\u0173j\u012f re\u017eimus, kuri\u0173 kiekvienas yra apibr\u0117\u017eiamas pagal energijos panaudojim\u0105. Aktyviame ry\u0161io re\u017eime tiek iniciatorius, tiek taikinys savaranki\u0161kai generuoja elektromagnetinius laukus, paeiliui bendraudami. Pasyvusis re\u017eimas sukuria kitok\u012f vaizd\u0105, kai tikslinis sifonas maitina energij\u0105 tiesiai i\u0161 NFC skaitytuvo, tod\u0117l nebereikia integruoto maitinimo \u0161altinio. \u0160is sumanus i\u0161d\u0117stymas leid\u017eia supaprastintai integruoti NFC galimybes \u012f objektus, pvz., lipdukus, labai i\u0161ple\u010diant galimas programas neapsunkinant akumuliatoriaus energijos.<\/div>\n<p>&nbsp;<\/p>\n<h2 class=\"auto-hide-last-sibling-br paragraph_c9271 paragraph-element\"><span class=\"ez-toc-section\" id=\"Fundamentals_of_Inductive_Coupling\"><\/span><strong>Indukcinio sujungimo pagrindai<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&nbsp;<\/p>\n<div class=\"auto-hide-last-sibling-br paragraph_c9271 paragraph-element\">NFC veikimo paradigmos esm\u0117 yra indukcinio sujungimo principas. \u0160is rei\u0161kinys skatina vielos eisen\u0105 per magnetin\u012f lauk\u0105, sukeldamas elektros srov\u0119. NFC \u012frenginiai yra sukurti su rit\u0117mis, kurios, veikiamos papildomo NFC objekto skleid\u017eiamo magnetinio lauko, panaudoja generuojam\u0105 gali\u0105. Tada \u0161i i\u0161radingai suformuota galia nukreipiama \u012f duomen\u0173 perdavim\u0105 radijo bangomis, o tiek iniciatorius, tiek taikinys panardina \u012f \u0161\u012f bendr\u0105 galios rezerv\u0105, kad gal\u0117t\u0173 bendrauti.<\/div>\n<p>&nbsp;<\/p>\n<h2 class=\"auto-hide-last-sibling-br paragraph_c9271 paragraph-element\"><span class=\"ez-toc-section\" id=\"Exploring_NFC_Operating_Modes\"><\/span><strong>NFC veikimo re\u017eim\u0173 tyrin\u0117jimas<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&nbsp;<\/p>\n<div class=\"auto-hide-last-sibling-br paragraph_c9271 paragraph-element\">NFC technologija yra tinkama naudoti tris pagrindinius veikimo re\u017eimus, kuri\u0173 kiekvienas turi savo unikal\u0173 atitikim\u0105 ir pritaikomum\u0105:<\/div>\n<p>&nbsp;<\/p>\n<ol class=\"auto-hide-last-sibling-br\">\n<li>\n<div class=\"auto-hide-last-sibling-br paragraph_c9271 paragraph-element\"><strong>Skaitytojo \/ Ra\u0161ytojo re\u017eimas<\/strong>: suderinamas su ISO\/IEC 14443 ir FeliCa specifikacijomis, \u0161is re\u017eimas suteikia NFC \u012frengin\u012f galimybe suvir\u0161kinti informacij\u0105 i\u0161 \u017eymos. \u0160i \u017eyma, da\u017enai integruota su i\u0161maniaisiais plakatais ar lipdukais, \u012fk\u016bnija bekontak\u010dio duomen\u0173 tvarkymo ir platinimo esm\u0119.<\/div>\n<\/li>\n<li>\n<div class=\"auto-hide-last-sibling-br paragraph_c9271 paragraph-element\"><strong>\u201ePeer-to-Peer\u201c re\u017eimas<\/strong>: Grie\u017etai laikantis ISO\/IEC 18092 standarto specifikacij\u0173, \u0161is savaranki\u0161kas re\u017eimas sudaro pagrind\u0105 tiesioginiam ry\u0161iui tarp \u012frengini\u0173, kuriuose veikia NFC. Tai palengvina plat\u0173 main\u0173 spektr\u0105 \u2013 nuo \u201eBluetooth\u201c arba WLAN ry\u0161io ta\u0161k\u0173 suk\u016brimo iki keitimosi skaitmenin\u0117mis nuotraukomis ar elektronin\u0117mis vizitin\u0117mis kortel\u0117mis, praturtindama vartotojo s\u0105veik\u0105 ir ry\u0161\u012f.<\/div>\n<\/li>\n<li>\n<div class=\"auto-hide-last-sibling-br paragraph_c9271 paragraph-element\"><strong>Kortel\u0117s emuliacijos re\u017eimas<\/strong>: \u0160is intriguojantis re\u017eimas leid\u017eia NFC \u012frenginiui apsimesti intelektuali\u0105ja kortele, vadinasi, \u201ekortel\u0117s emuliacija\u201c. \u012egalindamas NFC skaitytuv\u0105 prieiti, nors ir nuskaityti kortel\u0117je esan\u010dius duomenis, \u0161is re\u017eimas tinka daugybei program\u0173, pradedant biliet\u0173 pardavimu ir pirkimu, baigiant tranzito sistem\u0173 prieigos kontrol\u0117s mechanizmais. \u0160is dvipusis ry\u0161io kanalas dar labiau sustiprina NFC technologijos universalum\u0105 ir naudingum\u0105, atspind\u0117damas \u012fprast\u0173 intelektuali\u0173j\u0173 korteli\u0173 veikimo plan\u0105.<\/div>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<h2 class=\"auto-hide-last-sibling-br paragraph_c9271 paragraph-element\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>I\u0161vada<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&nbsp;<\/p>\n<div class=\"auto-hide-last-sibling-br paragraph_c9271 paragraph-element\">NFC simbiotin\u0117 technologij\u0173 ir paslaug\u0173 integracija skelbia nauj\u0105 er\u0105 belaid\u017eio ry\u0161io srityje, palengvindama tarpusavyje sujungt\u0105 skaitmenin\u0119 ekosistem\u0105, kuri patenkina m\u016bs\u0173 poreik\u012f skland\u017eiai, saugiai ir greitai keistis duomenimis. D\u0117l savo daugialypi\u0173 veikimo re\u017eim\u0173 ir taikom\u0173j\u0173 program\u0173 NFC ne tik supaprastina kasdienes operacijas ir s\u0105veik\u0105, bet ir sudaro pagrind\u0105 atei\u010diai, kurioje ry\u0161ys yra lengvas, intuityvus ir visur.<\/div>","protected":false},"excerpt":{"rendered":"<p>NFC artimojo lauko ry\u0161io (NFC) esm\u0117 yra novatori\u0161ka belaid\u017eio ry\u0161io technologija, sukurta remiantis principais, pana\u0161iais \u012f radijo da\u017enio identifikavimo (RFID) standarto principus. \u0160is technologij\u0173 stebuklas leid\u017eia skland\u017eiai perduoti duomenis nedideliais, tradici\u0161kai keli\u0173 milimetr\u0173, atstumais, pasi\u017eymintis nedideliu duomen\u0173 perdavimo grei\u010diu \u0161ioje srityje [\u2026]","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2570","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/nfc-readers.com\/lt\/wp-json\/wp\/v2\/posts\/2570","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nfc-readers.com\/lt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nfc-readers.com\/lt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nfc-readers.com\/lt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nfc-readers.com\/lt\/wp-json\/wp\/v2\/comments?post=2570"}],"version-history":[{"count":1,"href":"https:\/\/nfc-readers.com\/lt\/wp-json\/wp\/v2\/posts\/2570\/revisions"}],"predecessor-version":[{"id":2572,"href":"https:\/\/nfc-readers.com\/lt\/wp-json\/wp\/v2\/posts\/2570\/revisions\/2572"}],"wp:attachment":[{"href":"https:\/\/nfc-readers.com\/lt\/wp-json\/wp\/v2\/media?parent=2570"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nfc-readers.com\/lt\/wp-json\/wp\/v2\/categories?post=2570"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nfc-readers.com\/lt\/wp-json\/wp\/v2\/tags?post=2570"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}