{"id":322,"date":"2015-04-06T15:48:25","date_gmt":"2015-04-06T14:48:25","guid":{"rendered":"http:\/\/www.assystem.cz\/?page_id=322"},"modified":"2016-02-17T20:01:00","modified_gmt":"2016-02-17T19:01:00","slug":"bezpecnostni-kamerove-systemy-cctv","status":"publish","type":"page","link":"http:\/\/www.assystem.cz\/?page_id=322","title":{"rendered":"Kamerov\u00e9 bezpe\u010dnostn\u00ed syst\u00e9my CCTV"},"content":{"rendered":"<p>Kamerov\u00e9 syst\u00e9my slou\u017e\u00ed ke kompletn\u00edmu monitorov\u00e1n\u00ed cel\u00e9ho objektu, tj. venkovn\u00edch prostranstv\u00ed i m\u00edst uvnit\u0159 budov.\u00a0Syst\u00e9m se m\u016f\u017ee skl\u00e1dat ze statick\u00fdch i oto\u010dn\u00fdch kamer, kter\u00e9 mohou pracovat v automatick\u00e9m re\u017eimu nebo b\u00fdt ovl\u00e1d\u00e1ny nap\u0159. ostrahou objektu. Modern\u00ed kamerov\u00e9 syst\u00e9my umo\u017e\u0148uj\u00ed p\u0159ipojen\u00ed do s\u00edt\u00ed LAN\/WAN a mohou tedy b\u00fdt sledov\u00e1ny na mobiln\u00edm telefonu odkudkoli. U\u017eivatel s dostate\u010dn\u00fdmi p\u0159\u00edstupov\u00fdmi pr\u00e1vy se m\u016f\u017ee vzd\u00e1len\u011b nejen do syst\u00e9mu p\u0159ipojit a sledovat obrazy z \u017eiv\u00fdch kamer, ale i sledovat z\u00e1znam, p\u0159\u00edpadn\u011b cel\u00e9 za\u0159\u00edzen\u00ed vzd\u00e1len\u011b ovl\u00e1dat. Syst\u00e9my CCTV\u00a0lze p\u0159ipojit na ostatn\u00ed syst\u00e9my v budov\u011b, nej\u010dast\u011bji je sou\u010d\u00e1st\u00ed EZS \u2013 v p\u0159\u00edpad\u011b naru\u0161en\u00ed st\u0159e\u017een\u00e9ho objektu lze nastavit z\u00e1znam \u00fadaj\u016f z kamery. V\u00fdstup z kamery je vid\u011bt na monitorech a lze jej nahr\u00e1vat digit\u00e1ln\u00edm videorekord\u00e9rem.<\/p>\n<p>&nbsp;<\/p>\n<blockquote><p>CCTV zkratka znamen\u00e1 &#8222;uzav\u0159en\u00e9 televizn\u00ed okruhy&#8220;<\/p><\/blockquote>\n<p>&nbsp;<\/p>\n<p>P\u0159i mont\u00e1\u017e\u00edch a n\u00e1vrhu kamerov\u00e9ho syst\u00e9mu v\u017edy vych\u00e1z\u00edme z po\u017eadavk\u016f klienta, a jsme schopni nab\u00eddnout co mo\u017en\u00e1 nejefektivn\u011bj\u0161\u00ed \u0159e\u0161en\u00ed za rozumnou cenu. Nerozhoduje, zda se jedn\u00e1 o velk\u00fd syst\u00e9m, \u010di jednu kameru.V p\u0159\u00edpad\u011b Va\u0161eho z\u00e1jmu o podrobn\u011bj\u0161\u00ed informace, n\u00e1s kontaktujte na telefonn\u00ed \u010d\u00edsla nebo e-mail.<\/p>\n<p>&nbsp;<\/p>\n<h5>Mo\u017enosti kamerov\u00e9ho syst\u00e9mu:<\/h5>\n<p>&nbsp;<\/p>\n<ul>\n<li>dle po\u017eadavku klienta je obraz uchov\u00e1v\u00e1n na po\u017eadovanou dobu, zpravidla okolo 10ti a\u017e 14ti dn\u00ed<\/li>\n<li>kamerov\u00fd syst\u00e9m p\u0159ipojen\u00fd na internet je mo\u017en\u00e9 sledovat odkudkoli, i na mobiln\u00edm za\u0159\u00edzen\u00ed (platformy iOS, Android i Windows jsou podporov\u00e1ny)<\/li>\n<li>obraz z kamer lze namodulovat do ant\u00e9nn\u00edho syst\u00e9mu (obvykl\u00fd po\u017eadavek bytov\u00fdch dom\u016f)<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-356 size-full\" src=\"http:\/\/www.assystem.cz\/wp-content\/uploads\/2015\/04\/kamerovy-system.jpg\" alt=\"kamerovy-system\" width=\"750\" height=\"404\" srcset=\"http:\/\/www.assystem.cz\/wp-content\/uploads\/2015\/04\/kamerovy-system.jpg 750w, http:\/\/www.assystem.cz\/wp-content\/uploads\/2015\/04\/kamerovy-system-300x162.jpg 300w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<h5><\/h5>\n<h5><\/h5>\n<h5>Jak\u00e9 jsou dnes druhy kamerov\u00fdch syst\u00e9m\u016f ?<\/h5>\n<p>&nbsp;<\/p>\n<ul>\n<li><span style=\"color: #003366;\"><strong>analogov\u00fd kamerov\u00fd syst\u00e9m<\/strong><\/span> &#8211; nejstar\u0161\u00ed ze syst\u00e9m\u016f pro z\u00e1znam obrazu. Pro p\u0159enos se pou\u017e\u00edv\u00e1 analogov\u00fd p\u0159enos sign\u00e1lu, prakticky toto\u017en\u00fd se star\u00fdm analogov\u00fdm televizn\u00edm vys\u00edl\u00e1n\u00edm. P\u0159enosov\u00e1 norma pro TV p\u0159enos je star\u00e1 v\u00edce ne\u017e 50 let a z\u00a0tohoto d\u016fvodu jsou mo\u017enosti tohoto typu kamer pon\u011bkud omezen\u00e9. Obrazov\u00e1 kvalita t\u011bchto syst\u00e9m\u016f je nejhor\u0161\u00ed ze v\u0161ech typ\u016f, jen 0,4 MPix, av\u0161ak cena syst\u00e9mu je velmi n\u00edzk\u00e1.<\/li>\n<\/ul>\n<p style=\"padding-left: 90px;\"><em>\u00a0Analogov\u00e9 kamerov\u00e9 syst\u00e9my je mo\u017eno po\u0159\u00eddit do 10ti tis\u00edc korun.<\/em><\/p>\n<p>&nbsp;<\/p>\n<blockquote>\n<p style=\"padding-left: 90px;\"><span style=\"color: #333333;\">Tyto syst\u00e9my se dnes ji\u017e tak\u0159ka nemontuj\u00ed a nedoporu\u010duj\u00ed, jen doch\u00e1z\u00ed k jejich udr\u017eov\u00e1n\u00ed, p\u0159\u00edpadn\u011b obm\u011bn\u011b.<em><br \/>\n<\/em><\/span><\/p>\n<\/blockquote>\n<p>&nbsp;<\/p>\n<ul>\n<li><span style=\"color: #003366;\"><strong>IP kamerov\u00fd syst\u00e9m <\/strong><\/span>&#8211;\u00a0 modern\u00ed kamery dne\u0161ka jsou zalo\u017een\u00e9 na digit\u00e1ln\u00ed technologii. Obraz je zpracov\u00e1n p\u0159\u00edmo v kame\u0159e a v digit\u00e1ln\u00ed form\u011b p\u0159en\u00e1\u0161en k u\u017eivateli nebo na z\u00e1znamov\u00fd video server. V\u00fdhoda je v tom, \u017ee se u\u017eivatel nemus\u00ed starat o n\u011bjak\u00e9 poruchy obrazu, proto\u017ee obraz se p\u0159en\u00e1\u0161\u00ed digit\u00e1ln\u011b. IP kamry jsou schopn\u00e9 dosahovat velmi vysok\u00fdch obrazov\u00fdch kvalit, pr\u016fm\u011brn\u011b dnes 2 MPix, ale maximum je ji\u017e i 8 MPix. Na druhou stranu jsou IP kamery dra\u017e\u0161\u00ed ne\u017e analogov\u00e9. Tak\u017ee n\u00e1klady na po\u0159\u00edzen\u00ed IP kamerov\u00e9ho syst\u00e9mu p\u0159evy\u0161uj\u00ed cenu za analogov\u00fd syst\u00e9m. D\u00e1le je nutno p\u0159i n\u00e1vrhu kamerov\u00fdch syst\u00e9m\u016f zalo\u017een\u00fdch na IP technologii db\u00e1t na dostate\u010dnou propustnost po\u010d\u00edta\u010dov\u00e9 s\u00edt\u011b. P\u0159i velk\u00e9m po\u010dtu kamer m\u016f\u017ee b\u00fdt probl\u00e9m v nedostate\u010dn\u00e9 rychlosti. Proto je dobr\u00e9 po\u010d\u00edta\u010dovou s\u00ed\u0165 pro IP kamery dimenzovat na rychlost 1GB\/s neboli 1000 MB\/s. T\u00edm se zaru\u010d\u00ed dostate\u010dn\u00e1 rychlost tak\u00e9 s ohledem pro budouc\u00ed p\u0159\u00edpadn\u00e9 roz\u0161\u00ed\u0159en\u00ed kamerov\u00e9ho syst\u00e9mu.<span style=\"color: #003366;\"><strong><br \/>\n<\/strong><\/span><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul>\n<li><strong><span style=\"color: #003366;\">HD-CVI kamerov\u00fd syst\u00e9m <\/span><\/strong><span style=\"color: #000000;\"><span style=\"color: #000000;\">&#8211;<span style=\"color: #333300;\"> z<\/span><\/span><\/span>kratka <strong>HDCVI<\/strong> (High Definition Composite Video Interface), jedn\u00e1 se o p\u0159enos video slo\u017eky, dvoucestn\u00e9 audio slo\u017eky a p\u0159\u00edkaz\u016f pro ovl\u00e1d\u00e1n\u00ed PTZ po koaxi\u00e1ln\u00edm kabelu na velice zaj\u00edmav\u00e9 vzd\u00e1lenosti. Ka\u017ed\u00e9mu, kdo se v CCTV odv\u011btv\u00ed pohybuje, vyvstane ot\u00e1zka, jestli se n\u00e1hodou nejedn\u00e1 o upravenou normu HD-SDI, kter\u00e1 je n\u00e1m v\u0161em ji\u017e del\u0161\u00ed dobu zn\u00e1m\u00e1 a m\u00e1 sv\u00e9 nezlomn\u00e9 zast\u00e1nce i odp\u016frce.Norma HD-SDI m\u00e1 nesporn\u00e9 v\u00fdhody pro snadn\u00fd upgrade st\u00e1vaj\u00edc\u00edch analogov\u00fdch syst\u00e9m\u016f, kde ji\u017e nedosta\u010duj\u00ed kvality obrazov\u00fdch informac\u00ed. Jedn\u00e1 se o zd\u00e1nlivou v\u00fdm\u011bnu st\u00e1vaj\u00edc\u00edch kamer a z\u00e1znamov\u00e9ho za\u0159\u00edzen\u00ed za nov\u00e9, kter\u00e9 bude podporovat HD rozli\u0161en\u00ed. Je t\u0159eba b\u00fdt p\u0159i tomto pl\u00e1novan\u00e9m upgradu opatrn\u00fd, je nezbytn\u00e9 zkontrolovat stav st\u00e1vaj\u00edc\u00ed kabel\u00e1\u017ee, proto\u017ee kvalitu p\u0159enosu ovliv\u0148uje n\u011bkolik z\u00e1kladn\u00edch faktor\u016f, jako nap\u0159. d\u00e9lka kabelu, kvalita jeho zakon\u010den\u00ed, z\u00e1kladn\u00ed slo\u017een\u00ed, pr\u016f\u0159ez vodi\u010de, soub\u011bhy, celistvost izola\u010dn\u00ed vrstvy atd. Nen\u00ed tedy zcela jasno, jestli pouh\u00e1 v\u00fdm\u011bna za\u0159\u00edzen\u00ed posta\u010d\u00ed.<strong>HDCVI<\/strong> jde ve stop\u00e1ch sv\u00e9ho p\u0159edch\u016fdce HD-SDI, ale jeho prvotn\u00ed dobr\u00fd n\u00e1pad usnadnit pr\u00e1ci a zefektivnit kvalitu monitoringu, posouv\u00e1 o m\u00edlov\u00e9 kroky vp\u0159ed. Budeme-li se bavit o hlavn\u00edch v\u00fdhod\u00e1ch technologie HDCVI, jde o n\u011bkolikan\u00e1sobn\u00e9 posunut\u00ed vzd\u00e1lenost\u00ed datov\u00fdch tras, obousm\u011brnou audio komunikaci, ovl\u00e1d\u00e1n\u00ed PTZ kamer, obraz bez komprese, obraz i ovl\u00e1d\u00e1n\u00ed PTZ bez zpo\u017ed\u011bn\u00ed a odolnost v\u016f\u010di ru\u0161en\u00ed.Dal\u0161\u00ed nespornou v\u00fdhodou, jak pro mont\u00e1\u017en\u00ed firmy, tak i pro koncov\u00e9 u\u017eivatele je fakt, \u017ee instalace i spr\u00e1va syst\u00e9mu je nezm\u011bn\u011bna. Nen\u00ed tedy t\u0159eba po\u0159izovat nov\u00e9 technologie pro instalaci a ani u\u017eivatel, kter\u00fd ji\u017e d\u0159\u00edve vyu\u017e\u00edval st\u00e1vaj\u00edc\u00ed za\u0159\u00edzen\u00ed, nen\u00ed nucen se u\u010dit nov\u00fdm postup\u016fm a zvyklostem pro u\u017e\u00edv\u00e1n\u00ed dohledov\u00e9ho kamerov\u00e9ho syst\u00e9mu.<br \/>\n<span style=\"color: #000000;\"><span style=\"color: #333300;\"><strong><br \/>\n<\/strong><\/span><\/span><\/li>\n<li><span style=\"color: #003366;\"><strong>HD-TVI kamerov\u00fd syst\u00e9m<\/strong><\/span><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h5>Jak\u00e9 rozli\u0161en\u00ed kamer se dnes nej\u010dast\u011bji pou\u017e\u00edv\u00e1 ?<\/h5>\n<p>Kamery dod\u00e1van\u00e9 a montovan\u00e9 na\u0161\u00ed firmou jsou dnes ji\u017e ve v\u011bt\u0161in\u011b p\u0159\u00edpad\u016f v rozli\u0161en\u00ed 1080p a v\u00edce. Toto rozli\u0161en\u00ed v\u0159ele doporu\u010dujeme z d\u016fvod\u016f rozpozn\u00e1n\u00ed obli\u010dej\u016f postav, SPZ automobil\u016f atp. N\u00ed\u017ee se m\u016f\u017eete pod\u00edvat na rozd\u00edly ve velikosti obrazu. Rozli\u0161en\u00ed CIF, D1 a 960H jsou ji\u017e zastaral\u00e9 analogov\u00e9 syst\u00e9my.<strong> Dne\u0161n\u00edm standardem je minim\u00e1ln\u011b rozli\u0161en\u00ed 720p, tak\u00e9 ozna\u010dovan\u00e9 jako HD Ready. Toto rozli\u0161en\u00ed umo\u017e\u0148uj\u00ed syst\u00e9my na b\u00e1zi technologie CVI, TVI a IP.<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"http:\/\/www.assystem.cz\/wp-content\/uploads\/2015\/04\/rozliseni-kamer.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\" size-large wp-image-464 aligncenter\" src=\"http:\/\/www.assystem.cz\/wp-content\/uploads\/2015\/04\/rozliseni-kamer-1024x576.jpg\" alt=\"Rozd\u00edl v rozli\u0161en\u00ed kamer\" width=\"940\" height=\"529\" srcset=\"http:\/\/www.assystem.cz\/wp-content\/uploads\/2015\/04\/rozliseni-kamer-1024x576.jpg 1024w, http:\/\/www.assystem.cz\/wp-content\/uploads\/2015\/04\/rozliseni-kamer-300x169.jpg 300w, http:\/\/www.assystem.cz\/wp-content\/uploads\/2015\/04\/rozliseni-kamer.jpg 1920w\" sizes=\"(max-width: 940px) 100vw, 940px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h5>Jsou kamery schopn\u00e9 vid\u011bt v noci ?<\/h5>\n<p>Kamery jsou dnes ji\u017e skoro v\u0161echny vybaveny no\u010dn\u00edm re\u017eimem, kdy se kamery p\u0159epnou do \u010dernob\u00edl\u00e9ho obrazu, ostatn\u011b jako lidsk\u00e9 oko ve tm\u011b. D\u00e1le jsou kamery vybaveny tzv. IR p\u0159\u00edsvitem, kter\u00fd zajist\u00ed osv\u011btlen\u00ed objektu pro no\u010dn\u00ed re\u017eim. N\u00ed\u017ee je vid\u011bt rozd\u00edl mezi no\u010dn\u00edm a denn\u00edm re\u017eimem.<\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"http:\/\/www.assystem.cz\/wp-content\/uploads\/2015\/04\/nocnii-kamer.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\" size-large wp-image-472 aligncenter\" src=\"http:\/\/www.assystem.cz\/wp-content\/uploads\/2015\/04\/nocnii-kamer-1024x576.jpg\" alt=\"No\u010dn\u00ed re\u017eim kamer\" width=\"940\" height=\"529\" srcset=\"http:\/\/www.assystem.cz\/wp-content\/uploads\/2015\/04\/nocnii-kamer-1024x576.jpg 1024w, http:\/\/www.assystem.cz\/wp-content\/uploads\/2015\/04\/nocnii-kamer-300x169.jpg 300w, http:\/\/www.assystem.cz\/wp-content\/uploads\/2015\/04\/nocnii-kamer.jpg 1920w\" sizes=\"(max-width: 940px) 100vw, 940px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<blockquote><p>Pokud m\u00e1te z\u00e1jem o kamerov\u00fd syst\u00e9m pro Va\u0161i provozovnu, hotel nebo rodinn\u00fd d\u016fm, nev\u00e1hejte n\u00e1s kontaktovat. Dle Va\u0161\u00ed p\u0159edstavy a na\u0161ich zku\u0161enost\u00ed jsme schopni V\u00e1m navrhnout konkr\u00e9tn\u00ed syst\u00e9m.<\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>Kamerov\u00e9 syst\u00e9my slou\u017e\u00ed ke kompletn\u00edmu monitorov\u00e1n\u00ed cel\u00e9ho objektu, tj. venkovn\u00edch prostranstv\u00ed i m\u00edst uvnit\u0159 budov.\u00a0Syst\u00e9m se m\u016f\u017ee skl\u00e1dat ze statick\u00fdch i oto\u010dn\u00fdch kamer, kter\u00e9 mohou pracovat v automatick\u00e9m re\u017eimu nebo b\u00fdt ovl\u00e1d\u00e1ny nap\u0159. ostrahou objektu. Modern\u00ed kamerov\u00e9 syst\u00e9my umo\u017e\u0148uj\u00ed p\u0159ipojen\u00ed &hellip; <a href=\"http:\/\/www.assystem.cz\/?page_id=322\">Continued<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"open","ping_status":"open","template":"page-fullwidth.php","meta":{"_mi_skip_tracking":false,"kt_blocks_editor_width":"","footnotes":""},"class_list":["post-322","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"http:\/\/www.assystem.cz\/index.php?rest_route=\/wp\/v2\/pages\/322"}],"collection":[{"href":"http:\/\/www.assystem.cz\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"http:\/\/www.assystem.cz\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"http:\/\/www.assystem.cz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.assystem.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=322"}],"version-history":[{"count":56,"href":"http:\/\/www.assystem.cz\/index.php?rest_route=\/wp\/v2\/pages\/322\/revisions"}],"predecessor-version":[{"id":480,"href":"http:\/\/www.assystem.cz\/index.php?rest_route=\/wp\/v2\/pages\/322\/revisions\/480"}],"wp:attachment":[{"href":"http:\/\/www.assystem.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=322"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}