{"id":15418,"date":"2023-04-27T08:49:43","date_gmt":"2023-04-27T06:49:43","guid":{"rendered":"https:\/\/www.md-elektronik.com\/?p=15418"},"modified":"2023-04-27T08:51:05","modified_gmt":"2023-04-27T06:51:05","slug":"technologie-budoucnosti-od-elektrickeho-prenosu-dat-ve-vozidle-k-optickemu","status":"publish","type":"post","link":"https:\/\/www.md-elektronik.com\/cs\/technologie-budoucnosti-od-elektrickeho-prenosu-dat-ve-vozidle-k-optickemu\/","title":{"rendered":"Technologie budoucnosti? Od elektrick\u00e9ho p\u0159enosu dat ve vozidle k optick\u00e9mu"},"content":{"rendered":"\n<h2>Optick\u00fd p\u0159enos dat: To, co je ji\u017e b\u011b\u017en\u00e9 v datov\u00fdch centrech, zp\u016fsob\u00ed revoluci v p\u0159enosu dat v automobilov\u00e9m pr\u016fmyslu<\/h2>\n<p>Technologie Ethernet si ji\u017e n\u011bkolik let raz\u00ed cestu do sv\u011bta automobil\u016f, co\u017e vede k v\u00fdznamn\u00fdm zm\u011bn\u00e1m v architektu\u0159e palubn\u00ed s\u00edt\u011b. D\u016fvodem je neust\u00e1le rostouc\u00ed mno\u017estv\u00ed dat d\u00edky syst\u00e9mu <a href=\"https:\/\/www.md-elektronik.com\/cs\/adas\/\">ADAS<\/a>, automatizovan\u00e9mu a autonomn\u00edmu \u0159\u00edzen\u00ed a tak\u00e9 rostouc\u00ed po\u010det senzor\u016f, kamer a obrazovek ve vozidle. Odpov\u00eddaj\u00edc\u00ed mno\u017estv\u00ed dat vy\u017eaduje i zm\u011bna zp\u016fsobu pou\u017e\u00edv\u00e1n\u00ed vozidel v souvislosti s autonomn\u00edm \u0159\u00edzen\u00edm. Vozidlo budoucnosti tak m\u016f\u017ee slou\u017eit nap\u0159\u00edklad jako kancel\u00e1\u0159 nebo ob\u00fdvac\u00ed pokoj. Dal\u0161\u00edm d\u016fvodem pro pou\u017eit\u00ed technologie Ethernet je sn\u00ed\u017een\u00ed slo\u017eitosti kabelov\u00e9ho svazku a c\u00edl vyr\u00e1b\u011bt jej automatizovan\u011b.<\/p>\n<p>Ve velk\u00fdch sv\u011btov\u00fdch datov\u00fdch centrech ji\u017e del\u0161\u00ed dobu pozorujeme trend, \u017ee klasick\u00e9 ethernetov\u00e9 syst\u00e9my jsou nahrazov\u00e1ny optick\u00fdm p\u0159enosem dat. V oblasti telekomunikac\u00ed je to ji\u017e velk\u00fd pokrok.<\/p>\n<p>Nab\u00edz\u00ed se ot\u00e1zka, pro\u010d jsou klasick\u00e9 ethernetov\u00e9 syst\u00e9my nahrazov\u00e1ny optick\u00fdm p\u0159enosem dat, jak\u00e9 jsou mezi t\u011bmito syst\u00e9my rozd\u00edly, v \u010dem spo\u010d\u00edvaj\u00ed jejich v\u00fdhody a nev\u00fdhody a tak\u00e9 limity obou syst\u00e9m\u016f. Pr\u00e1v\u011b t\u011bmito ot\u00e1zkami se zab\u00fdv\u00e1me v tomto blogu.<\/p>\n\t<div id=\"gap-1591339861\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1591339861 {\n  padding-top: 15px;\n}\n<\/style>\n\t<\/div>\n\t\n\n<div class=\"message-box relative table-of-contents-message-box\" style=\"padding-top:30px;padding-bottom:30px;\"><div class=\"message-box-bg-image bg-fill fill\" ><\/div><div class=\"message-box-bg-overlay bg-fill fill\" ><\/div><div class=\"container relative\"><div class=\"inner last-reset\">\n\n<div class=\"row align-equal align-center\"  id=\"row-2080007845\">\n\n\n\t<div id=\"col-587091378\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t<script type=\"text\/javascript\">\n\tvar dpc_lang = 'cs';\n\tvar dpc_current_language = 'cs';\n\tvar dpc_plugin_url = 'https:\/\/www.md-elektronik.com\/wp-content\/plugins\/delucks-seo';\n    var ajaxurl = 'https:\/\/www.md-elektronik.com\/wp-admin\/admin-ajax.php';\n<\/script>\n\n\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n<\/div><\/div><\/div>\n\t<div id=\"gap-2058356293\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-2058356293 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<div id=\"gap-1215857395\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1215857395 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n\n<h3>Optika, nebo m\u011b\u010f \u2013 p\u0159enosov\u00e9 technologie a jejich fyzik\u00e1ln\u00ed zvl\u00e1\u0161tnosti<\/h3>\n<p>Pokud se pod\u00edv\u00e1te na strukturu p\u0159enosov\u00e9ho kan\u00e1lu, zjist\u00edte v\u00fdznamn\u00e9 rozd\u00edly ve funkci p\u0159\u00edslu\u0161n\u00e9 p\u0159enosov\u00e9 technologie. Zat\u00edmco p\u0159i elektrick\u00e9m p\u0159enosu dat p\u0159eb\u00edraj\u00ed p\u0159enos r\u016fzn\u00fdch hodnot nap\u011bt\u00ed elektrony, p\u0159i optick\u00e9m p\u0159enosu dat jsou to fotony, kter\u00e9 vys\u00edlaj\u00ed jakousi \u201emorseovku\u201c, v n\u00ed\u017e se sv\u011bteln\u00fd zdroj zap\u00edn\u00e1 a vyp\u00edn\u00e1 s velmi vysokou frekvenc\u00ed.<\/p>\n<p>Pokud se pod\u00edv\u00e1me na p\u0159enosovou rychlost, elektromagnetick\u00fd p\u0159enos dat s 230 000&nbsp;km\/s by byl schopen dos\u00e1hnout vy\u0161\u0161\u00ed p\u0159enosov\u00e9 rychlosti ne\u017e optick\u00fd p\u0159enos, proto\u017ee rychlost sv\u011btla v optick\u00e9m vl\u00e1kn\u011b je ni\u017e\u0161\u00ed a \u010din\u00ed pouze 200 000&nbsp;km\/s. Tak to v\u0161ak nen\u00ed, proto\u017ee p\u0159i elektromagnetick\u00e9m p\u0159enosu dat hraj\u00ed hlavn\u00ed roli fyzik\u00e1ln\u00ed efekty.<\/p>\n<p>Z\u00e1sadn\u00edm faktorem je \u00fatlum sign\u00e1lu, kter\u00fd p\u0159i elektrick\u00e9m p\u0159enosu dat ne\u00fam\u011brn\u011b roste s p\u0159enosovou frekvenc\u00ed. Dal\u0161\u00edm faktorem je d\u00e9lka p\u0159enosov\u00e9ho spoje, kter\u00e1 tento efekt d\u00e1le posiluje. Proto je nutn\u00e9 omezit d\u00e9lku kabelu pro p\u0159enos dat rychlost\u00ed vy\u0161\u0161\u00ed ne\u017e 10&nbsp;Gbit\/s pro elektrick\u00fd p\u0159enos (nap\u0159. 10&nbsp;Gbit\/s na 15&nbsp;m nebo 25&nbsp;Gbit\/s na 11&nbsp;m). Pro p\u0159enos vy\u0161\u0161\u00edch p\u0159enosov\u00fdch rychlost\u00ed se vyu\u017e\u00edvaj\u00ed tak\u00e9 mo\u017enosti komprese tzv. pulzn\u00ed amplitudov\u00e9 modulace (PAM 4 \u2013 PAM16), aby bylo mo\u017en\u00e9 p\u0159en\u00e1\u0161et pot\u0159ebn\u00e9 p\u0159enosov\u00e9 rychlosti st\u00e1le po spojovac\u00edch tras\u00e1ch.<\/p>\n<p>Krom\u011b toho je tak\u00e9 nutn\u00e9 omezit po\u010det tzv. inline spojen\u00ed. V sou\u010dasn\u00e9 dob\u011b se \u010dipov\u00fd pr\u016fmysl sna\u017e\u00ed nal\u00e9zt \u0159e\u0161en\u00ed pro zlep\u0161en\u00ed integrity sign\u00e1lu, aby se zabr\u00e1nilo multilaningu (v\u00edce paraleln\u00edm link\u00e1m) p\u0159i rychlostech p\u0159enosu dat &gt; 25&nbsp;Gb\/s. Zde se uplatn\u00ed t\u00e9mata digit\u00e1ln\u00edho zpracov\u00e1n\u00ed sign\u00e1lu (DSP), jako jsou ekvaliz\u00e9ry, tlumivky souhlasn\u00e9ho nap\u011bt\u00ed, DC blok, EMI filtr a trasy bezpe\u010dn\u00e9 proti elektrostatick\u00e9mu v\u00fdboji, aby byla zaji\u0161t\u011bna integrita sign\u00e1lu prost\u0159ednictv\u00edm opat\u0159en\u00ed na \u0159\u00eddic\u00ed jednotce. P\u0159i vy\u0161\u0161\u00edch rychlostech p\u0159enosu dat maj\u00ed tato opat\u0159en\u00ed vliv na pot\u0159ebnou plochu desky plo\u0161n\u00fdch spoj\u016f, n\u00e1chylnost EMC k elektromagnetick\u00fdm ru\u0161en\u00edm, a t\u00edm i na n\u00e1klady.<\/p>\n<p>P\u0159i pohledu na optick\u00fd p\u0159enos dat je hned jasn\u00e9, \u017ee fyzik\u00e1ln\u00ed z\u00e1kony otev\u00edraj\u00ed \u0161irok\u00e9 pole mo\u017enost\u00ed, a v datov\u00fdch centrech se ji\u017e tak\u00e9 vyu\u017e\u00edv\u00e1. D\u00edky n\u00edzk\u00e9mu \u00fatlumu sign\u00e1lu optick\u00fdch kabel\u016f je nap\u0159\u00edklad mo\u017en\u00fd p\u0159enos rychlost\u00ed 25&nbsp;Gbit\/s na vzd\u00e1lenost nejm\u00e9n\u011b 40&nbsp;m pomoc\u00ed NRZ (non Return to Zero). To znamen\u00e1, \u017ee p\u0159enos m\u016f\u017ee prob\u00edhat bez komprese. T\u00edm se sni\u017euje slo\u017eitost p\u0159enosu na \u0159\u00eddic\u00ed jednotce, proto\u017ee p\u0159i t\u00e9to rychlosti p\u0159enosu dat nen\u00ed nutn\u00e9 vynakl\u00e1dat \u00fasil\u00ed na DSP a modulaci PAM. Dal\u0161\u00ed v\u00fdhodou je, \u017ee odstran\u011bn\u00edm opat\u0159en\u00ed lze u\u0161et\u0159it m\u00edsto na \u0159\u00eddic\u00ed jednotce. Optick\u00fd p\u0159enos dat m\u00e1 nav\u00edc st\u00e1le n\u00e1skok v oblasti elektromagnetick\u00e9 kompatibility (EMC), proto\u017ee plast ani sklo neumo\u017e\u0148uj\u00ed p\u016fsoben\u00ed elektrick\u00fdch a magnetick\u00fdch pol\u00ed. Tato technologie je proto ide\u00e1ln\u00ed pro pou\u017eit\u00ed v citliv\u00fdch oblastech vozidla, jako jsou syst\u00e9my \u0159\u00edzen\u00ed bateri\u00ed, pro pou\u017eit\u00ed s galvanick\u00fdm odd\u011blen\u00edm nebo tak\u00e9 v oblasti vysokofrekven\u010dn\u00edch ant\u00e9n.<\/p>\n<h3>Optick\u00fd p\u0159enos dat jako technologie budoucnosti v automobilu?<\/h3>\n<p>Se v\u0161emi klady a z\u00e1pory vyvst\u00e1v\u00e1 ot\u00e1zka, kdy m\u00e1 smysl uva\u017eovat o zm\u011bn\u011b paradigmatu v p\u0159enosu dat v automobilov\u00e9m pr\u016fmyslu.<\/p>\n<p>Podle intern\u00edho pr\u016fzkumu MD mezi odborn\u00edky jsou n\u00e1zory st\u00e1le velmi r\u016fzn\u00e9, proto\u017ee v sou\u010dasn\u00e9 dob\u011b se touto technologi\u00ed na trhu zab\u00fdv\u00e1 pouze n\u011bkolik firem. V pr\u016fzkumu byly porovn\u00e1v\u00e1ny \u00farovn\u011b p\u0159enosov\u00fdch rychlost\u00ed podle IEEE 10&nbsp;Gbit\/s, 25&nbsp;Gbit\/s a 50&nbsp;Gbit\/s hlediska technick\u00e9 n\u00e1ro\u010dnosti, n\u00e1klad\u016f a p\u0159ijatelnosti pro z\u00e1kazn\u00edky.<\/p>\n<p>V\u00fdsledky k technick\u00e9 n\u00e1ro\u010dnosti byly stanoveny na z\u00e1klad\u011b nezbytn\u00fdch opat\u0159en\u00ed pro EMC, mezn\u00edch hodnot (nap\u0159. vlo\u017en\u00fd \u00fatlum, p\u0159eslechy), slo\u017eitosti \u010dipu, po\u010dtu inline konektor\u016f, n\u00e1ro\u010dnosti designu pro minimalizaci odraz\u016f a dosa\u017een\u00ed pot\u0159ebn\u00e9 p\u0159enosov\u00e9 frekvence. Do hodnocen\u00ed byla zahrnuta tak\u00e9 dosa\u017eiteln\u00e1 d\u00e9lka spojen\u00ed.<\/p>\n<p>Pro posouzen\u00ed n\u00e1klad\u016f byl zohledn\u011bn odhad finan\u010dn\u00ed n\u00e1ro\u010dnosti pro p\u0159enosov\u00e9 spojen\u00ed. To zahrnuje spojen\u00ed mezi \u010dipy v\u010detn\u011b v\u0161ech nezbytn\u00fdch opat\u0159en\u00ed na desce plo\u0161n\u00fdch spoj\u016f, kter\u00e1 umo\u017e\u0148uj\u00ed bezpe\u010dn\u00fd p\u0159enos dat za po\u017eadovan\u00fdch podm\u00ednek.<\/p>\n<p>Dal\u0161\u00edm d\u016fle\u017eit\u00fdm bodem hodnocen\u00ed bylo p\u0159ijet\u00ed ze strany z\u00e1kazn\u00edk\u016f, kter\u00e9 bylo kvantifikov\u00e1no pomoc\u00ed p\u0159ijet\u00ed p\u0159enosov\u00e9 technologie a vyu\u017eitelnosti u OEM a Tier1. To zahrnuje nap\u0159\u00edklad odhad \u010dasov\u00e9 a finan\u010dn\u00ed n\u00e1ro\u010dnosti test\u016f pro uvoln\u011bn\u00ed, n\u00e1klad\u016f na uvoln\u011bn\u00ed a n\u00e1ro\u010dnosti instalace do vozidel.<\/p>\n<p>Z t\u011bchto ot\u00e1zek byly stanoveny pr\u016fm\u011brn\u00e9 hodnoty, kter\u00e9 byly pou\u017eity pro jednotliv\u00e9 diagramy. Existuje pom\u011brn\u011b p\u0159esn\u00fd v\u00fdpo\u010det, kdy n\u00e1klady na elektrick\u00fd p\u0159enos dat p\u0159ev\u00fd\u0161\u00ed n\u00e1klady na optick\u00fd p\u0159enos dat \u2013 a nejpozd\u011bji tam automobilov\u00fd pr\u016fmysl ur\u010d\u00ed sm\u011br optick\u00e9ho p\u0159enosu dat.<\/p>\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_492681395\">\n\t\t<a class=\"image-lightbox lightbox-gallery\" title=\"\" href=\"https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb1-1536x864.jpg\">\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"1920\" height=\"1080\" src=\"https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb1.jpg\" class=\"attachment-original size-original\" alt=\"\" srcset=\"https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb1.jpg 1920w, https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb1-300x169.jpg 300w, https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb1-1024x576.jpg 1024w, https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb1-768x432.jpg 768w, https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb1-1536x864.jpg 1536w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a>\t\t\n<style>\n#image_492681395 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n<p style=\"text-align: center;\" data-padding=\"5px\"><span style=\"font-size: 80%;\">Technick\u00e1 n\u00e1ro\u010dnost k dosa\u017een\u00ed rychlosti p\u0159enosu dat<\/span><\/p>\n<p>D\u016fvodem je skute\u010dnost, \u017ee v rozmez\u00ed 10 a\u017e 25&nbsp;Gbit\/s exponenci\u00e1ln\u011b rostou n\u00e1klady na dosa\u017een\u00ed kvality sign\u00e1lu. Je dokonce mo\u017en\u00e9, \u017ee ve st\u0159edn\u011bdob\u00e9m horizontu p\u0159ev\u00fd\u0161\u00ed n\u00e1klady na zaveden\u00ed nov\u00e9 technologie. To bude platit nejpozd\u011bji od rychlosti 25&nbsp;Gbit\/s, proto\u017ee od t\u00e9to rychlosti jsou pro funk\u010dn\u00ed m\u011bd\u011bn\u00fd spoj nutn\u00e9 2 paraleln\u00ed linky (nap\u0159. linky H-MTD).<\/p>\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_760308221\">\n\t\t<a class=\"image-lightbox lightbox-gallery\" title=\"\" href=\"https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb2-1536x864.jpg\">\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"1536\" height=\"864\" src=\"https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb2-1536x864.jpg\" class=\"attachment-1536x1536 size-1536x1536\" alt=\"\" srcset=\"https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb2-1536x864.jpg 1536w, https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb2-300x169.jpg 300w, https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb2-1024x576.jpg 1024w, https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb2-768x432.jpg 768w, https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb2.jpg 1920w\" sizes=\"(max-width: 1536px) 100vw, 1536px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a>\t\t\n<style>\n#image_760308221 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n<p style=\"text-align: center;\" data-padding=\"5px\"><span style=\"font-size: 80%;\">N\u00e1klady na rychlost p\u0159enosu dat <\/span><\/p>\n<p>D\u016fle\u017eit\u00fdm bodem pro zaveden\u00ed optick\u00e9ho p\u0159enosu dat je p\u0159ijet\u00ed ze strany z\u00e1kazn\u00edk\u016f. Z pr\u016fzkumu (viz obr. 3) je z\u0159ejm\u00e9, \u017ee optick\u00e1 technologie pot\u0159ebuje st\u00e1le v\u011bt\u0161\u00ed propagaci, aby byla p\u0159ipravena na s\u00e9riov\u00e9 pou\u017eit\u00ed v automobilov\u00e9m pr\u016fmyslu. Za p\u0159edpokladu zaveden\u00ed rychlosti 25&nbsp;Gbit\/s u\u017e nezb\u00fdv\u00e1 moc \u010dasu na systematick\u00e9 zah\u00e1jen\u00ed s\u00e9riov\u00e9 v\u00fdroby, proto\u017ee uvoln\u011bn\u00ed nov\u00e9 technologie trv\u00e1 pon\u011bkud d\u00e9le ne\u017e uvoln\u011bn\u00ed zn\u00e1m\u00fdch technologi\u00ed.<\/p>\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1773487108\">\n\t\t<a class=\"image-lightbox lightbox-gallery\" title=\"\" href=\"https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb3-1536x864.jpg\">\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"1920\" height=\"1080\" src=\"https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb3.jpg\" class=\"attachment-original size-original\" alt=\"\" srcset=\"https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb3.jpg 1920w, https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb3-300x169.jpg 300w, https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb3-1024x576.jpg 1024w, https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb3-768x432.jpg 768w, https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb3-1536x864.jpg 1536w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a>\t\t\n<style>\n#image_1773487108 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n<p style=\"text-align: center;\" data-padding=\"5px\"><span style=\"font-size: 80%;\">P\u0159ijatelnost technologi\u00ed pro p\u0159\u00edslu\u0161n\u00e9 rychlosti p\u0159enosu dat <\/span><\/p>\n<p>Rychl\u00e9ho p\u0159ijet\u00ed lze dos\u00e1hnout pouze prok\u00e1z\u00e1n\u00edm mnoha v\u00fdhod, jako je mechanick\u00e1 odolnost, nez\u00e1vislost na EMC, jednoduch\u00e9 galvanick\u00e9 odd\u011blen\u00ed a \u00faspora m\u00edsta a hmotnosti.<\/p>\n<h3>M\u011b\u010f \u2013 nedostatkov\u00e1 surovina<\/h3>\n<p>Dal\u0161\u00edm kl\u00ed\u010dov\u00fdm bodem pro zm\u011bnu paradigmatu je dostupnost zdroj\u016f m\u011bdi, kter\u00e1 se v d\u016fsledku rostouc\u00ed popt\u00e1vky st\u00e1v\u00e1 vz\u00e1cnou mnohem d\u0159\u00edve, ne\u017e se o\u010dek\u00e1valo. D\u016fvodem jsou extr\u00e9mn\u011b rostouc\u00ed n\u00e1roky na palubn\u00ed energetickou s\u00ed\u0165, kv\u016fli nim\u017e je nutn\u00e9 zv\u00e1\u017eit alternativy k palubn\u00ed datov\u00e9 s\u00edti. Zde by byl optim\u00e1ln\u00edm \u0159e\u0161en\u00edm optick\u00fd p\u0159enos dat, proto\u017ee neobsahuje \u017e\u00e1dn\u00e9 m\u011bd\u011bn\u00e9 komponenty, tak\u017ee palubn\u00ed s\u00edt\u011b by se nedostatek m\u011bdi net\u00fdkal.<\/p>\n<h3>Kdy se optick\u00fd p\u0159enos dat prosad\u00ed v automobilu?<\/h3>\n<p>Na z\u00e1v\u011br se nab\u00edz\u00ed ot\u00e1zka, kdy by mohlo doj\u00edt k vyu\u017eit\u00ed optick\u00e9ho p\u0159enosu dat v automobilech. I tomuto t\u00e9matu se pr\u016fzkum v\u011bnoval a v\u00fdsledek byl pon\u011bkud p\u0159ekvapiv\u00fd, nebo\u0165 n\u00e1zory se zde zna\u010dn\u011b li\u0161\u00ed. Z anal\u00fdzy, kdy nejd\u0159\u00edve by mohl optick\u00fd p\u0159enos naj\u00edt uplatn\u011bn\u00ed, je z obr. 4 patrn\u00e9, \u017ee \u010d\u00edm vy\u0161\u0161\u00ed byla rychlost p\u0159enosu dat, t\u00edm v\u00edce respondenti spol\u00e9hali na optick\u00e9 \u0159e\u0161en\u00ed. Lze p\u0159edpokl\u00e1dat, \u017ee optick\u00fd multigigabitov\u00fd p\u0159enos se v prvn\u00edch s\u00e9riov\u00fdch aplikac\u00edch za\u010dne pou\u017e\u00edvat v roce 2026 a \u017ee tato technologie pak postupn\u011b ovl\u00e1dne trh.<\/p>\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1680818354\">\n\t\t<a class=\"image-lightbox lightbox-gallery\" title=\"\" href=\"https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb4-1536x864.jpg\">\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"1920\" height=\"1080\" src=\"https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb4.jpg\" class=\"attachment-original size-original\" alt=\"\" srcset=\"https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb4.jpg 1920w, https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb4-300x169.jpg 300w, https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb4-1024x576.jpg 1024w, https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb4-768x432.jpg 768w, https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/04\/grafiken_blog_automotive_optical_ethernet_abb4-1536x864.jpg 1536w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a>\t\t\n<style>\n#image_1680818354 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n<p style=\"text-align: center;\" data-padding=\"5px\"><span style=\"font-size: 80%;\">Kdy se optika prosad\u00ed jako p\u0159enosov\u00e9 m\u00e9dium v automobilov\u00e9 elektroinstalaci?<\/span><\/p>\n<h3>Z\u00e1v\u011br<\/h3>\n<p>Vzhledem k v\u00fd\u0161e uveden\u00e9mu lze rychle doj\u00edt k z\u00e1v\u011bru, \u017ee nebude trvat dlouho a optika se za\u010dne pou\u017e\u00edvat jako nov\u00e1 technologie, proto\u017ee pot\u0159eba \u0159e\u0161en\u00ed v\u0161ech t\u011bchto probl\u00e9m\u016f je st\u00e1le v\u011bt\u0161\u00ed. Standardizace normy IEEE802.3cz bude rovn\u011b\u017e dokon\u010dena na za\u010d\u00e1tku roku 2023. Pot\u00e9 bude spu\u0161t\u011bna fyzick\u00e1 vrstva Open Alliance, tak\u017ee standardizace optick\u00e9ho multigigabitov\u00e9ho p\u0159enosu bude pravd\u011bpodobn\u011b stanovena v roce 2024.<\/p>\n<p>Proto spole\u010dnost MD ELEKTRONIK ji\u017e nyn\u00ed intenzivn\u011b pracuje na optick\u00e9m p\u0159enosu dat ve vozidle a p\u0159ipravuje \u0159e\u0161en\u00ed pro budouc\u00ed technologie z\u00edt\u0159ka.<\/p>\n\t<div id=\"gap-946855578\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-946855578 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n\n<div class=\"message-box relative product-message-box-v2 hide-for-medium\" ><div class=\"message-box-bg-image bg-fill fill\" ><\/div><div class=\"message-box-bg-overlay bg-fill fill\" ><\/div><div class=\"container relative\"><div class=\"inner last-reset\">\n\n<div class=\"row row-collapse align-equal align-center product-message-box\"  id=\"row-463338660\">\n\n\n\t<div id=\"col-1078251392\" class=\"col medium-4 small-12 large-4\"  >\n\t\t\t\t<div class=\"col-inner text-center\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1355599889\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner image-cover dark\" style=\"padding-top:75%;\">\n\t\t\t<img decoding=\"async\" width=\"1020\" height=\"719\" src=\"https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2022\/05\/c-klic-blog-featured-1024x722.jpg\" class=\"attachment-large size-large\" alt=\"\" srcset=\"https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2022\/05\/c-klic-blog-featured.jpg 1024w, https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2022\/05\/c-klic-blog-featured-300x211.jpg 300w, https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2022\/05\/c-klic-blog-featured-768x541.jpg 768w\" sizes=\"(max-width: 1020px) 100vw, 1020px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1355599889 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-78597775\" class=\"col medium-7 small-12 large-7\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div id=\"gap-186165571\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-186165571 {\n  padding-top: 15px;\n}\n<\/style>\n\t<\/div>\n\t\n\n<p><strong>Pl\u00e1nujete aplikace nad 25 Gbit\/s ve vozidle v prost\u0159ed\u00ed kritick\u00e9m z hlediska EMC? <\/strong><span style=\"font-size: 90%;\">Jako v\u00e1\u0161 partner pro v\u00fdvoj v\u00e1s podpo\u0159\u00edme. Kontaktujte n\u00e1s je\u0161t\u011b dnes!<\/span><\/p>\n\n<a href=\"https:\/\/www.md-elektronik.com\/cs\/kontakt\/\" class=\"button primary is-outline is-smaller\"  style=\"border-radius:99px;\">\n\t\t<span>Kontakt<\/span>\n\t<\/a>\n\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n<\/div><\/div><\/div>\n\t<div id=\"gap-1470961561\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1470961561 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n\n<div class=\"message-box relative table-of-contents-message-box\" style=\"padding-top:30px;padding-bottom:30px;\"><div class=\"message-box-bg-image bg-fill fill\" ><\/div><div class=\"message-box-bg-overlay bg-fill fill\" ><\/div><div class=\"container relative\"><div class=\"inner last-reset\">\n\n<div class=\"row align-center\"  id=\"row-185114000\">\n\n\n\t<div id=\"col-34377709\" class=\"col medium-5 small-12 large-5\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<p><span style=\"font-size: 130%;\"><strong>Helmut Pritz<\/strong><\/span><\/p>\n\t<div id=\"gap-1819405521\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1819405521 {\n  padding-top: 10px;\n}\n<\/style>\n\t<\/div>\n\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_301511379\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img decoding=\"async\" width=\"1020\" height=\"1009\" src=\"https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/02\/IMG_1422-1024x1013.jpg\" class=\"attachment-large size-large\" alt=\"\" srcset=\"https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/02\/IMG_1422.jpg 1024w, https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/02\/IMG_1422-300x297.jpg 300w, https:\/\/www.md-elektronik.com\/wp-content\/uploads\/2023\/02\/IMG_1422-768x759.jpg 768w\" sizes=\"(max-width: 1020px) 100vw, 1020px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_301511379 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-944966764\" class=\"col medium-7 small-12 large-7\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<p>Helmut Pritz je produktov\u00fd mana\u017eer pro optick\u00fd p\u0159enos dat ve spole\u010dnosti MD Elektronik. S v\u00edce ne\u017e dvacetiletou prax\u00ed v oboru p\u0159in\u00e1\u0161\u00ed pro rozvoj t\u00e9to pokrokov\u00e9 technologie velk\u00e9 mno\u017estv\u00ed odborn\u00fdch znalost\u00ed. Jeho profesn\u00edm c\u00edlem je vyv\u00edjet inovativn\u00ed \u0159e\u0161en\u00ed pro automobilov\u00fd pr\u016fmysl ve spolupr\u00e1ci se z\u00e1kazn\u00edky, startupov\u00fdmi firmami, v\u00fdrobci \u0159\u00eddic\u00edch jednotek a dodavateli.<\/p>\n<p>Po sv\u00e9m p\u016fsoben\u00ed v roli projektov\u00e9ho mana\u017eera, kde byl zodpov\u011bdn\u00fd za v\u00fdvoj z\u00e1suvn\u00fdch komponent a souvisej\u00edc\u00edch automatiza\u010dn\u00edch syst\u00e9m\u016f, vybudoval jako mana\u017eer v\u00fdvoje RF technologi\u00ed v\u00fdvojov\u00e9 odd\u011blen\u00ed, kter\u00e9 se zab\u00fdvalo p\u0159edev\u0161\u00edm vysokofrekven\u010dn\u00edmi technologiemi.<\/p>\n<p>Mezi \u010dinnosti, kter\u00fdch si na sv\u00e9 pozici obzvl\u00e1\u0161t\u011b cen\u00ed, pat\u0159\u00ed \u0161irok\u00fd kontakt se z\u00e1kazn\u00edky, dodavateli a glob\u00e1ln\u00edm t\u00fdmem MD.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n<\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u2794Fyzik\u00e1ln\u00ed z\u00e1klady \u2794 Zaveden\u00ed do automobilov\u00e9ho pr\u016fmyslu \u2794 O\u010dek\u00e1v\u00e1n\u00ed od OEM a Tier1s<\/p>\n","protected":false},"author":22,"featured_media":24094,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[94],"tags":[],"class_list":["post-15418","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news-cs"],"_links":{"self":[{"href":"https:\/\/www.md-elektronik.com\/cs\/wp-json\/wp\/v2\/posts\/15418","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.md-elektronik.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.md-elektronik.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.md-elektronik.com\/cs\/wp-json\/wp\/v2\/users\/22"}],"replies":[{"embeddable":true,"href":"https:\/\/www.md-elektronik.com\/cs\/wp-json\/wp\/v2\/comments?post=15418"}],"version-history":[{"count":11,"href":"https:\/\/www.md-elektronik.com\/cs\/wp-json\/wp\/v2\/posts\/15418\/revisions"}],"predecessor-version":[{"id":15458,"href":"https:\/\/www.md-elektronik.com\/cs\/wp-json\/wp\/v2\/posts\/15418\/revisions\/15458"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.md-elektronik.com\/cs\/wp-json\/wp\/v2\/media\/24094"}],"wp:attachment":[{"href":"https:\/\/www.md-elektronik.com\/cs\/wp-json\/wp\/v2\/media?parent=15418"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.md-elektronik.com\/cs\/wp-json\/wp\/v2\/categories?post=15418"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.md-elektronik.com\/cs\/wp-json\/wp\/v2\/tags?post=15418"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}