{"id":524,"date":"2012-01-06T19:38:30","date_gmt":"2012-01-06T19:38:30","guid":{"rendered":"http:\/\/kontrol.rs\/?page_id=524"},"modified":"2015-01-01T22:26:58","modified_gmt":"2015-01-01T21:26:58","slug":"hd-sdi","status":"publish","type":"page","link":"https:\/\/kontrol.rs\/?page_id=524","title":{"rendered":"HD-SDI"},"content":{"rendered":"<p><strong>HD-SDI<\/strong><\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignleft size-full wp-image-889\" src=\"http:\/\/kontrol.rs\/wp-content\/uploads\/2012\/01\/hd-sdi2.jpg\" alt=\"HD SDI tehnologija\" width=\"711\" height=\"510\" srcset=\"https:\/\/kontrol.rs\/wp-content\/uploads\/2012\/01\/hd-sdi2.jpg 711w, https:\/\/kontrol.rs\/wp-content\/uploads\/2012\/01\/hd-sdi2-300x215.jpg 300w, https:\/\/kontrol.rs\/wp-content\/uploads\/2012\/01\/hd-sdi2-418x300.jpg 418w\" sizes=\"(max-width: 711px) 100vw, 711px\" \/>HD CCTV je sistem video nadzora\u00a0 koji koristi tehnologiju specijalnog digitalnog prenosa, koju je definisao <strong>SMPTE <\/strong>( Society of Motion Picture and Television Engineers ) standardima <a href=\"http:\/\/en.wikipedia.org\/wiki\/SMPTE_292M\">SMTPE292M<\/a> kao i dodacima 259M i 344M , kojima su definisane prenosa brzine prijenosa\u00a0 od 1,485 Gbit \/s, i 1.485\/1.001 Gbit \/s , pri \u010demu je navedeni standard poznat pod nazivom <strong>HD-SDI<\/strong> .\u00a0HD video (HDTV) signali se prenose digitalno preko klasi\u010dnog koaksijalnog kabela RG59 ili RG 6 zasnovanog na standardnoj <strong>HD-SDI<\/strong> tehnologiji prijenosa.<\/p>\n<p><strong>HD-SDI<\/strong> je skra\u0107enica za <strong>HD Serial Digital Interface<\/strong>, koja je izvedena iz <a href=\"http:\/\/en.wikipedia.org\/wiki\/Serial_Digital_Interface\">SDI<\/a> bazne tehnologije, razvijene za profesionalno HDTV tr\u017ei\u0161te i \u0161iroku upotrebu a defini\u0161e se kao me\u0111unarodni standardni protokol.\u00a0<strong>HD-SDI <\/strong>prenos je najbolji na\u010din da se brzo i bez gubitaka dostavi slika HD kvaliteta za CCTV aplikacije. Osnovne prednosti <strong>HD-SDI<\/strong> tehnologije su :<br \/>\n&#8211; rezolucija 1080p ( FullHD , 2Mpix ili 1920&#215;1080 pix ) pri 30fps<br \/>\n&#8211; ka\u0161njenje realnog prikaza vrlo blizu 0 ( near 0 latency )<br \/>\n&#8211; PnP na koaksijalnom kablu , prenos slike bez gubitaka<br \/>\n&#8211; PoC ( Power over Coax )<br \/>\n&#8211; progresivno skeniranje<\/p>\n<p><strong>HD-SDI<\/strong> protokol podr\u017eava koaksijalne \u00a0instalacije udaljenosti do 200m sa kablom RG6 i do 140m sa kablom RG59 . Uz kori\u0161tenje dodatnih repetitora, du\u017eine mogu biti i nekoliko stotina metara do 1km , pri \u010demu je cena ko\u0161tanja instalacija ni\u017ea u odnosu na IP sisteme (ograni\u010denja <a href=\"http:\/\/www.google.rs\/url?sa=t&amp;rct=j&amp;q=what is permanent link channel&amp;source=web&amp;cd=4&amp;ved=0CDcQFjAD&amp;url=http%3A\/\/www.telebox.com\/technical\/pdf\/C6-Channel_2004-0521.pdf&amp;ei=xOG-TqGTOOj24QTmyZ23BA&amp;usg=AFQjCNFEVU5sYVfZBRyEaKd1NpuQs5_6Ew&amp;sig2=btLsIdo4_aiocooqZIA6nQ&amp;cad=rja\">PLC<\/a> na 92m bez opreme za pove\u0107anje dometa ) .<\/p>\n<p>Jedna od najve\u0107ih prednosti tehnologije je REAL TIME prikaz sa minimalnim ka\u0161njenjem , \u010dime \u0107e ovaj tip nadzora postati kao de_facto standard za aplikacije u bankama ( brojanje novca , menja\u010dnice ) , kazinima , <a href=\"http:\/\/www.youtube.com\/watch?feature=player_detailpage&amp;v=Ff8R0fMYwvM#t=0s\" target=\"_blank\">raskrsnicama<\/a> , odnosno na svim mestima gde su potrebni \u0161to ve\u0107i broj frejmova i \u0161to manje ka\u0161njenje , uz uz prihvatljivu cenu .<\/p>\n<p>Slede\u0107a i vrlo bitna prednost je mogu\u0107nost unapre\u0111enja postoje\u0107ih analognih sistema kod kojih se , obzirom na namene objekta ( muzeji , zgrade pod za\u0161titom dr\u017eave i sl ) , ne mo\u017ee menjati postoje\u0107a instalacija . Poslednja i ne mane bitna prednost je laka mogu\u0107nost hibridizacije , odn. formiranja novih sistema za video nadzor uz kompletno preuzimanje postoje\u0107ih analognih sistema uz dodatak pomenutih HD-SDI kamera .<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>HD-SDI HD CCTV je sistem video nadzora\u00a0 koji koristi tehnologiju specijalnog digitalnog prenosa, koju je definisao SMPTE ( Society of Motion Picture and Television Engineers ) standardima SMTPE292M kao i dodacima 259M i 344M , kojima su definisane prenosa brzine &hellip; <a href=\"https:\/\/kontrol.rs\/?page_id=524\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":553,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"_links":{"self":[{"href":"https:\/\/kontrol.rs\/index.php?rest_route=\/wp\/v2\/pages\/524"}],"collection":[{"href":"https:\/\/kontrol.rs\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/kontrol.rs\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/kontrol.rs\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/kontrol.rs\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=524"}],"version-history":[{"count":10,"href":"https:\/\/kontrol.rs\/index.php?rest_route=\/wp\/v2\/pages\/524\/revisions"}],"predecessor-version":[{"id":891,"href":"https:\/\/kontrol.rs\/index.php?rest_route=\/wp\/v2\/pages\/524\/revisions\/891"}],"up":[{"embeddable":true,"href":"https:\/\/kontrol.rs\/index.php?rest_route=\/wp\/v2\/pages\/553"}],"wp:attachment":[{"href":"https:\/\/kontrol.rs\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=524"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}