{"id":32308,"date":"2019-10-31T21:46:16","date_gmt":"2019-10-31T18:46:16","guid":{"rendered":"https:\/\/prohoster.info\/blog\/seti-kabelnogo-televideniya-dlya-samyh-malenkih-chast-1-obshhaya-arhitektura-seti-ktv\/"},"modified":"2019-10-31T21:46:16","modified_gmt":"2019-10-31T18:46:16","slug":"seti-kabelnogo-televideniya-dlya-samyh-malenkih-chast-1-obshhaya-arhitektura-seti-ktv","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/seti-kabelnogo-televideniya-dlya-samyh-malenkih-chast-1-obshhaya-arhitektura-seti-ktv","title":{"rendered":"Kabelov\u00e9 televizn\u00ed s\u00edt\u011b pro nejmen\u0161\u00ed. \u010c\u00e1st 1: Obecn\u00e1 architektura s\u00edt\u011b KTV","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"Kabelov\u00e9 televizn\u00ed s\u00edt\u011b pro nejmen\u0161\u00ed. \u010c\u00e1st 1: Obecn\u00e1 architektura s\u00edt\u011b KTV\" src=\"\/wp-content\/uploads\/2019\/04\/1d0b5616b4d48429ff1130f6a7ddd519.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nA\u0165 u\u017e je osv\u00edcen\u00e1 spole\u010dnost jak\u00e1koli, televizn\u00ed vys\u00edl\u00e1n\u00ed se \u010dasto kritizuje za negativn\u00ed dopad na mysl, av\u0161ak televizn\u00ed sign\u00e1l je t\u00e9m\u011b\u0159 ve v\u0161ech obytn\u00fdch (a mnoha neobytn\u00fdch) prostorech. Ve velk\u00fdch m\u011bstech je to v\u011bt\u0161inou kabelov\u00e1 televize, i kdy\u017e to v\u0161ichni kolem n\u00e1s \u010dasto naz\u00fdvaj\u00ed 'ant\u00e9na'. A zat\u00edmco syst\u00e9m p\u0159\u00edjmu pozemn\u00ed televize je celkem jasn\u00fd (i kdy\u017e se m\u016f\u017ee li\u0161it od obvykl\u00e9 ant\u00e9ny na parapetu, o \u010dem\u017e se zm\u00edn\u00edm pozd\u011bji), syst\u00e9m kabelov\u00e9 televize m\u016f\u017ee b\u00fdt ne\u010dekan\u011b slo\u017eit\u00fd ve sv\u00e9 funkcionalit\u011b a architektu\u0159e. P\u0159edstavuji s\u00e9rii \u010dl\u00e1nk\u016f, ve kter\u00e9 chci sezn\u00e1mit z\u00e1jemce s principy fungov\u00e1n\u00ed KTV s\u00edt\u00ed, jejich provozov\u00e1n\u00edm a diagnostikou.<br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<ul>\n<li>\u010c\u00e1st 1: Obecn\u00e1 architektura s\u00edt\u011b KTV<\/li>\n<li>\u010c\u00e1st 2: Slo\u017een\u00ed a forma sign\u00e1lu<\/li>\n<li>\u010c\u00e1st 3: Analogov\u00e1 slo\u017eka sign\u00e1lu<\/li>\n<li>\u010c\u00e1st 4: Digit\u00e1ln\u00ed slo\u017eka sign\u00e1lu<\/li>\n<li>\u010c\u00e1st 5: Koaxi\u00e1ln\u00ed distribu\u010dn\u00ed s\u00ed\u0165<\/li>\n<li>\u010c\u00e1st 6: RF sign\u00e1ln\u00ed zesilova\u010de<\/li>\n<li>\u010c\u00e1st 7: Optick\u00e9 p\u0159ij\u00edma\u010de<\/li>\n<li>\u010c\u00e1st 8: Optick\u00e1 p\u00e1te\u0159n\u00ed s\u00ed\u0165<\/li>\n<li>\u010c\u00e1st 9: Hlavn\u00ed stanice<\/li>\n<li>\u010c\u00e1st 10: Diagnostika a \u0159e\u0161en\u00ed probl\u00e9m\u016f na KTV s\u00edti<\/li>\n<\/ul>\n<p>\nNehodl\u00e1m napsat vy\u010derp\u00e1vaj\u00edc\u00ed u\u010debnici, ale pokus\u00edm se z\u016fstat v r\u00e1mci popul\u00e1rn\u00ed v\u011bdy a nep\u0159et\u011b\u017eovat \u010dl\u00e1nky vzorci a technologick\u00fdmi popisy. Pr\u00e1v\u011b proto jsem v textu ponechal 'chytr\u00e1' slova bez vysv\u011btlen\u00ed, podle kter\u00fdch si m\u016f\u017eete vyhledat podrobnosti dle pot\u0159eby. V\u0161echny jednotliv\u00e9 \u010d\u00e1sti jsou dob\u0159e pops\u00e1ny a j\u00e1 jen vysv\u011btl\u00edm, jak to cel\u00e9 zapad\u00e1 do syst\u00e9mu kabelov\u00e9 televize. V prvn\u00ed \u010d\u00e1sti povrchn\u011b pop\u00ed\u0161u strukturu s\u00edt\u011b a pozd\u011bji se podrobn\u011bji pod\u00edv\u00e1m na principy fungov\u00e1n\u00ed cel\u00e9ho syst\u00e9mu.<\/p>\n<p>Kabelov\u00e1 televizn\u00ed s\u00ed\u0165 m\u00e1 stromovou strukturu. Sign\u00e1l je generov\u00e1n hlavn\u00ed stanic\u00ed, kter\u00e1 shroma\u017e\u010fuje sign\u00e1ly z r\u016fzn\u00fdch zdroj\u016f, vytv\u00e1\u0159\u00ed z nich jednotn\u00fd sign\u00e1l (podle p\u0159edem stanoven\u00e9ho frekven\u010dn\u00edho pl\u00e1nu) a odes\u00edl\u00e1 ho do p\u00e1te\u0159n\u00ed distribu\u010dn\u00ed s\u00edt\u011b v po\u017eadovan\u00e9 podob\u011b. Dnes je p\u00e1te\u0159n\u00ed s\u00ed\u0165 samoz\u0159ejm\u011b optick\u00e1 a sign\u00e1l se p\u0159ev\u00e1d\u00ed do koaxi\u00e1ln\u00edho kabelu pouze v r\u00e1mci koncov\u00e9ho objektu.<\/p>\n<p><img decoding=\"async\" alt=\"Kabelov\u00e9 televizn\u00ed s\u00edt\u011b pro nejmen\u0161\u00ed. \u010c\u00e1st 1: Obecn\u00e1 architektura s\u00edt\u011b KTV\" src=\"\/wp-content\/uploads\/2019\/04\/37edbbd7285262255690695d8e7fa5ce.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<h1>Hlavn\u00ed stanice<\/h1>\n<p>\nSign\u00e1ln\u00edmi zdroji pro hlavn\u00ed stanici mohou b\u00fdt jak satelitn\u00ed ant\u00e9ny (kter\u00fdch m\u016f\u017ee b\u00fdt i n\u011bkolik des\u00edtek), tak i digit\u00e1ln\u00ed toky poskytovan\u00e9 p\u0159\u00edmo televizn\u00edmi kan\u00e1ly nebo jin\u00fdmi oper\u00e1tory komunikace. Pro p\u0159\u00edjem a sb\u011br sign\u00e1lu z r\u016fzn\u00fdch zdroj\u016f se pou\u017e\u00edvaj\u00ed v\u00edcestop\u00e9 multiservisn\u00ed dekod\u00e9ry\/modul\u00e1tory, kter\u00e9 p\u0159edstavuj\u00ed rackov\u00e9 \u0161asi s r\u016fzn\u00fdmi roz\u0161i\u0159uj\u00edc\u00edmi kartami, zaji\u0161\u0165uj\u00edc\u00edmi p\u0159ipojen\u00ed r\u016fzn\u00fdch rozhran\u00ed, stejn\u011b jako dekodov\u00e1n\u00ed, modulaci a formov\u00e1n\u00ed po\u017eadovan\u00e9ho sign\u00e1lu. <\/p>\n<p><img decoding=\"async\" alt=\"Kabelov\u00e9 televizn\u00ed s\u00edt\u011b pro nejmen\u0161\u00ed. \u010c\u00e1st 1: Obecn\u00e1 architektura s\u00edt\u011b KTV\" src=\"\/wp-content\/uploads\/2019\/04\/c06a1127de73e1f8c4baf6f67388c3d7.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<i>Tady, nap\u0159\u00edklad, vid\u00edme 6 modul\u016f pro p\u0159\u00edjem sign\u00e1lu satelitn\u00edho vys\u00edl\u00e1n\u00ed a dva v\u00fdstupn\u00ed modul\u00e1tory DVB-C.<\/i><\/p>\n<p><img decoding=\"async\" alt=\"Kabelov\u00e9 televizn\u00ed s\u00edt\u011b pro nejmen\u0161\u00ed. \u010c\u00e1st 1: Obecn\u00e1 architektura s\u00edt\u011b KTV\" src=\"\/wp-content\/uploads\/2019\/04\/6d2da0e5dc7a105e8bcac2498928870a.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<i>A toto \u0161asi se zab\u00fdv\u00e1 de\u0161ifrov\u00e1n\u00edm sign\u00e1lu. Vid\u00edme CAM moduly, kter\u00e9 jsou stejn\u00e9 jako ty, kter\u00e9 se vkl\u00e1daj\u00ed do televizor\u016f pro p\u0159\u00edjem placen\u00fdch kan\u00e1l\u016f.<\/i><\/p>\n<p>V\u00fdsledkem pr\u00e1ce tohoto za\u0159\u00edzen\u00ed je v\u00fdstupn\u00ed sign\u00e1l, kter\u00fd obsahuje v\u0161echny kan\u00e1ly, kter\u00e9 budeme poskytovat abonent\u016fm, rozlo\u017een\u00e9 podle frekvenc\u00ed v souladu s po\u017eadovan\u00fdm frekven\u010dn\u00edm pl\u00e1nem. V na\u0161\u00ed s\u00edti je to rozsah od 49 do 855 MHz, obsahuj\u00edc\u00ed jak analogu, tak digit\u00e1ln\u00ed kan\u00e1ly ve form\u00e1tech DVB-C, DVB-T a DVB-T2:<\/p>\n<p><img decoding=\"async\" alt=\"Kabelov\u00e9 televizn\u00ed s\u00edt\u011b pro nejmen\u0161\u00ed. \u010c\u00e1st 1: Obecn\u00e1 architektura s\u00edt\u011b KTV\" src=\"\/wp-content\/uploads\/2019\/04\/c38ced0832fe7d7a277d60171995cf87.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<i>Zobrazen\u00ed spektra sign\u00e1lu.<\/i><\/p>\n<p>Sformovan\u00fd sign\u00e1l je pod\u00e1v\u00e1n do optick\u00e9ho vys\u00edla\u010de, kter\u00fd v podstat\u011b funguje jako mediakonvertor a p\u0159en\u00e1\u0161\u00ed na\u0161e kan\u00e1ly do optick\u00e9ho prost\u0159ed\u00ed na tradi\u010dn\u00ed televizn\u00ed vlnov\u00e9 d\u00e9lce 1550 nm.<\/p>\n<p><img decoding=\"async\" alt=\"Kabelov\u00e9 televizn\u00ed s\u00edt\u011b pro nejmen\u0161\u00ed. \u010c\u00e1st 1: Obecn\u00e1 architektura s\u00edt\u011b KTV\" src=\"\/wp-content\/uploads\/2019\/04\/1fabae514f2402917cc033f437d56d36.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<i>Optick\u00fd vys\u00edla\u010d.<\/i><\/p>\n<h1>Hlavn\u00ed distribu\u010dn\u00ed s\u00ed\u0165<\/h1>\n<p>\nOptick\u00fd sign\u00e1l z\u00edskan\u00fd z hlavn\u00ed stanice je zesilov\u00e1n pomoc\u00ed zn\u00e1meho optick\u00e9ho erbiov\u00e9ho zesilova\u010de (EDFA), kter\u00fd je ka\u017ed\u00e9mu komunik\u00e1torovi zn\u00e1m\u00fd.<\/p>\n<p><img decoding=\"async\" alt=\"Kabelov\u00e9 televizn\u00ed s\u00edt\u011b pro nejmen\u0161\u00ed. \u010c\u00e1st 1: Obecn\u00e1 architektura s\u00edt\u011b KTV\" src=\"\/wp-content\/uploads\/2019\/04\/5a60d6c0ac5c5ab369eeec05fbdfb8e5.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nSign\u00e1l sn\u00edman\u00fd z v\u00fdstupu zesilova\u010de na \u00farovni n\u011bkolika des\u00edtek dBm je ji\u017e mo\u017en\u00e9 rozd\u011blit a poslat do r\u016fzn\u00fdch oblast\u00ed. Rozd\u011blen\u00ed se prov\u00e1d\u00ed pasivn\u00edmi d\u011bli\u010di, pro v\u011bt\u0161\u00ed pohodl\u00ed um\u00edst\u011bn\u00fdmi do sk\u0159\u00edn\u00ed rackov\u00fdch kros\u016f.<\/p>\n<p><img decoding=\"async\" alt=\"Kabelov\u00e9 televizn\u00ed s\u00edt\u011b pro nejmen\u0161\u00ed. \u010c\u00e1st 1: Obecn\u00e1 architektura s\u00edt\u011b KTV\" src=\"\/wp-content\/uploads\/2019\/04\/01c767a0760c1764ea0ae8e94b888e41.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<i>Optick\u00fd d\u011bli\u010d uvnit\u0159 jednojednotkov\u00e9ho optick\u00e9ho krosu.<\/i><\/p>\n<p>Rozd\u011blen\u00fd sign\u00e1l se dost\u00e1v\u00e1 na objekty, kde m\u016f\u017ee b\u00fdt v p\u0159\u00edpad\u011b pot\u0159eby zes\u00edlen pomoc\u00ed podobn\u00fdch zesilova\u010d\u016f, nebo rozd\u011blen mezi jin\u00e9 za\u0159\u00edzen\u00ed.<\/p>\n<p><img decoding=\"async\" alt=\"Kabelov\u00e9 televizn\u00ed s\u00edt\u011b pro nejmen\u0161\u00ed. \u010c\u00e1st 1: Obecn\u00e1 architektura s\u00edt\u011b KTV\" src=\"\/wp-content\/uploads\/2019\/04\/56dad363be688d3d175f62dfcf61bdf7.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nTak m\u016f\u017ee vypadat uzel obytn\u00e9ho bloku. Zahrnuje optick\u00fd zesilova\u010d, d\u011bli\u010d sign\u00e1lu v sk\u0159\u00edni rackov\u00e9ho krosu a distribu\u010dn\u00ed optick\u00fd kros, ze kter\u00e9ho vl\u00e1kna sm\u011b\u0159uj\u00ed k optick\u00fdm p\u0159\u00edjma\u010d\u016fm.<\/p>\n<h1>Abonentn\u00ed distribu\u010dn\u00ed s\u00ed\u0165<\/h1>\n<p>\nOptick\u00e9 p\u0159ij\u00edma\u010de, stejn\u011b jako vys\u00edla\u010de, p\u0159edstavuj\u00ed konvertory prost\u0159ed\u00ed: p\u0159en\u00e1\u0161ej\u00ed p\u0159ijat\u00fd optick\u00fd sign\u00e1l do koaxi\u00e1ln\u00edho kabelu. Existuj\u00ed r\u016fzn\u00e9 typy optick\u00fdch p\u0159ij\u00edma\u010d\u016f od r\u016fzn\u00fdch v\u00fdrobc\u016f, ale jejich funk\u010dnost je obvykle stejn\u00e1: monitorov\u00e1n\u00ed \u00farovn\u00ed a z\u00e1kladn\u00ed \u00fapravy sign\u00e1lu, o kter\u00fdch podrobn\u011bji pojedn\u00e1m v dal\u0161\u00edch \u010dl\u00e1nc\u00edch.<\/p>\n<p><img decoding=\"async\" alt=\"Kabelov\u00e9 televizn\u00ed s\u00edt\u011b pro nejmen\u0161\u00ed. \u010c\u00e1st 1: Obecn\u00e1 architektura s\u00edt\u011b KTV\" src=\"\/wp-content\/uploads\/2019\/04\/7ad3b7f20cf7161ced23e7cd0b4a5dbc.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<i>Optick\u00e9 p\u0159ij\u00edma\u010de pou\u017e\u00edvan\u00e9 v na\u0161\u00ed s\u00edti.<\/i><\/p>\n<p>V z\u00e1vislosti na architektu\u0159e budov (po\u010det podla\u017e\u00ed, mno\u017estv\u00ed blok\u016f a vchod\u016f atd.) m\u016f\u017ee b\u00fdt optick\u00fd p\u0159ij\u00edma\u010d um\u00edst\u011bn na za\u010d\u00e1tku ka\u017ed\u00e9ho vertik\u00e1ln\u00edho veden\u00ed, nebo m\u016f\u017ee b\u00fdt jeden pro n\u011bkolik (n\u011bkdy dokonce mezi budovami je m\u00edsto optick\u00e9ho veden koaxi\u00e1ln\u00ed) a v takov\u00e9m p\u0159\u00edpad\u011b jsou nevyhnuteln\u00e9 \u00fatlumy na rozd\u011blova\u010d\u00edch a hlavn\u00edch kabelech kompenzov\u00e1ny zesilova\u010di. Nap\u0159\u00edklad takov\u00fdmi, jako je tento:<\/p>\n<p><img decoding=\"async\" alt=\"Kabelov\u00e9 televizn\u00ed s\u00edt\u011b pro nejmen\u0161\u00ed. \u010c\u00e1st 1: Obecn\u00e1 architektura s\u00edt\u011b KTV\" src=\"\/wp-content\/uploads\/2019\/04\/a0fd51fe4fd14de6d567c2f098b59085.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<i>Zesilova\u010d sign\u00e1lu KTV Teleste CXE180RF<\/i><\/p>\n<p>P\u0159\u00edstupov\u00e1 distribu\u010dn\u00ed s\u00ed\u0165 je postavena na r\u016fzn\u00fdch typech koaxi\u00e1ln\u00edch kabel\u016f a r\u016fzn\u00fdch rozd\u011blova\u010d\u00edch, kter\u00e9 m\u016f\u017eete vid\u011bt ve slaboproud\u00e9m rozvad\u011b\u010di na sv\u00e9m schodi\u0161ti.<\/p>\n<p><img decoding=\"async\" alt=\"Kabelov\u00e9 televizn\u00ed s\u00edt\u011b pro nejmen\u0161\u00ed. \u010c\u00e1st 1: Obecn\u00e1 architektura s\u00edt\u011b KTV\" src=\"\/wp-content\/uploads\/2019\/04\/49e9dbaa5370f78788b3acacac8e2b92.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nK v\u00fdstup\u016fm abonentsk\u00fdch rozbo\u010dova\u010d\u016f se p\u0159ipojuj\u00ed kabely, kter\u00e9 vedou do bytu. <\/p>\n<p>Samoz\u0159ejm\u011b, ve v\u011bt\u0161in\u011b p\u0159\u00edpad\u016f je v ka\u017ed\u00e9m byt\u011b n\u011bkolik televizor\u016f, kter\u00e9 jsou p\u0159ipojeny p\u0159es dal\u0161\u00ed rozd\u011blova\u010de, kter\u00e9 tak\u00e9 p\u0159in\u00e1\u0161ej\u00ed \u00fatlumy. Proto v n\u011bkter\u00fdch p\u0159\u00edpadech (kdy\u017e je v prostorn\u00e9m byt\u011b hodn\u011b televizor\u016f) je nutn\u00e9 ve byt\u011b instalovat dal\u0161\u00ed zesilova\u010de sign\u00e1lu, kter\u00e9 jsou pro tyto \u00fa\u010dely men\u0161\u00ed a slab\u0161\u00ed ne\u017e hlavn\u00ed.<br \/>\n<br \/>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/post\/449322\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u0430\u043a \u0431\u044b \u043f\u0440\u043e\u0441\u0432\u0435\u0449\u0451\u043d\u043d\u043e\u0435 \u0441\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u043d\u0435 \u0440\u0443\u0433\u0430\u043b\u043e \u0442\u0435\u043b\u0435\u0432\u0438\u0434\u0435\u043d\u0438\u0435 \u0437\u0430 \u043d\u0435\u0433\u0430\u0442\u0438\u0432\u043d\u043e\u0435 \u0432\u043b\u0438\u044f\u043d\u0438\u0435 \u043d\u0430 \u0441\u043e\u0437\u043d\u0430\u043d\u0438\u0435, \u0442\u0435\u043c \u043d\u0435 \u043c\u0435\u043d\u0435\u0435, \u0442\u0435\u043b\u0435\u0432\u0438\u0437\u0438\u043e\u043d\u043d\u044b\u0439 \u0441\u0438\u0433\u043d\u0430\u043b \u043f\u0440\u0438\u0441\u0443\u0442\u0441\u0442\u0432\u0443\u0435\u0442 \u043f\u0440\u0430\u043a\u0442\u0438\u0447\u0435\u0441\u043a\u0438 \u0432\u043e \u0432\u0441\u0435\u0445 \u0436\u0438\u043b\u044b\u0445 (\u0438 \u0432\u043e \u043c\u043d\u043e\u0433\u0438\u0445 \u043d\u0435\u0436\u0438\u043b\u044b\u0445) \u043f\u043e\u043c\u0435\u0449\u0435\u043d\u0438\u044f\u0445. \u0412 \u0431\u043e\u043b\u044c\u0448\u0438\u0445 \u0433\u043e\u0440\u043e\u0434\u0430\u0445 \u044d\u0442\u043e \u043f\u043e\u0447\u0442\u0438 \u0432\u0441\u0435\u0433\u0434\u0430 \u0442\u0435\u043b\u0435\u0432\u0438\u0434\u0435\u043d\u0438\u0435 \u043a\u0430\u0431\u0435\u043b\u044c\u043d\u043e\u0435, \u0434\u0430\u0436\u0435 \u0435\u0441\u043b\u0438 \u0432\u0441\u0435 \u0432\u043e\u043a\u0440\u0443\u0433 \u043f\u043e \u043f\u0440\u0438\u0432\u044b\u0447\u043a\u0435 \u043d\u0430\u0437\u044b\u0432\u0430\u044e\u0442 \u0435\u0433\u043e \u00ab\u0430\u043d\u0442\u0435\u043d\u043d\u0430\u00bb. \u0418 \u0435\u0441\u043b\u0438 \u0441\u0438\u0441\u0442\u0435\u043c\u0430 \u043f\u0440\u0438\u0451\u043c\u0430 \u044d\u0444\u0438\u0440\u043d\u043e\u0433\u043e \u0442\u0435\u043b\u0435\u0432\u0438\u0434\u0435\u043d\u0438\u044f \u0432\u043f\u043e\u043b\u043d\u0435 \u043e\u0447\u0435\u0432\u0438\u0434\u043d\u0430 (\u0445\u043e\u0442\u044f \u0442\u043e\u0436\u0435 \u043c\u043e\u0436\u0435\u0442 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":24125,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-32308","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/cs\/blog\/news\/seti-kabelnogo-televideniya-dlya-samyh-malenkih-chast-1-obshhaya-arhitektura-seti-ktv\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.3\" \/>\n\t\t<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n\t\t<meta property=\"og:site_name\" content=\"ProHoster | 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