{"id":300,"date":"2009-11-16T08:47:48","date_gmt":"2009-11-16T06:47:48","guid":{"rendered":"http:\/\/www.richardconsulting.ro\/blog\/?p=300"},"modified":"2009-11-28T23:30:43","modified_gmt":"2009-11-28T21:30:43","slug":"wireless-solutia-finala","status":"publish","type":"post","link":"https:\/\/richardconsulting.ro\/blog\/2009\/11\/wireless-solutia-finala\/","title":{"rendered":"Wireless. Solu\u0163ia final\u0103?"},"content":{"rendered":"<p>Solu\u0163iile de comunica\u0163ii f\u0103r\u0103 fir intr\u0103 din ce \u00een ce mai mult \u00een via\u0163a noastr\u0103. Sunt ele bune? Desigur, \u00eens\u0103 trebuie sa fim aten\u0163i la limite.<\/p>\n<p>Una din problemele cel mai pu\u0163in luate \u00een calcul este aceea a interferen\u0163ei radio. Nu putem s\u0103 mix\u0103m totul ori\u015ficum. Chiar dac\u0103 echipamentele radio au frecven\u0163e de lucru diferite, un echipament de emisie puternic va bruia pe un altul aflat l\u00eeng\u0103 el.<\/p>\n<p>Ast\u0103zi am ajuns aproape s\u0103 nu mai realiz\u0103m c\u00e2te surse de unde radio ne \u00eenconjoar\u0103. Iat\u0103 mai jos o list\u0103 deloc complet\u0103:<\/p>\n<ul>\n<li>re\u0163ele WiFi (c\u00e2te puncte de acces ave\u0163i? Dar notebook-uri, camere web f\u0103r\u0103 fir?)<\/li>\n<li>re\u0163ele de telefonie mobil\u0103 (telefoanele mobile emit chiar \u015fi c\u00e2nd nu le folosim)<\/li>\n<li>telefoane f\u0103r\u0103 fir pentru uzul liniilor de telefonie fixe<\/li>\n<li>senzori magnetici la u\u015fi \u015fi ferestre<\/li>\n<li>c\u0103\u015fti sau difuzoare Blutooth<\/li>\n<li>senzori de la sistemele de alarm\u0103<\/li>\n<li>diverse telecomenzi radio<\/li>\n<li>c\u00e2mpuri magnetice din mediul \u00eenconjur\u0103tor: aeroporturi, unit\u0103\u0163i militare, sta\u0163ii radio \u015fi TV<\/li>\n<li>elemente de automatizare radio (de exemplu KNX RF)<\/li>\n<li>cuptoare cu microunde<\/li>\n<\/ul>\n<p>Chiar dac\u0103 toate aceste sisteme au fost bine proiectate individual, atunci c\u00e2nd num\u0103rul lor cre\u015fte \u00een aceea\u015fi arie geografic\u0103 pot s\u0103 apar\u0103 efecte nea\u015fteptate \u015fi evident nedorite. Acesta este unul din motivele pentru care este bine s\u0103 dori\u0163i folosirea la maxim a echipamentelor cablate (realiza\u0163i o bun\u0103 cablare structurat\u0103 a cl\u0103dirii) \u015fi includerea echipamentelor radio numai \u00een situa\u0163ii ceva mai dificile. Men\u0163inerea acestui principiu v\u0103 poate salva de la multe nepl\u0103ceri ulterioare.<\/p>\n<figure id=\"attachment_304\" aria-describedby=\"caption-attachment-304\" style=\"width: 449px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/richardconsulting.ro\/blog\/wp-content\/uploads\/2009\/11\/504px-Saturn_SA6_on_launch_pad.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-304\" title=\"Saturn SA6 pe rampa de lansare\" src=\"http:\/\/richardconsulting.ro\/blog\/wp-content\/uploads\/2009\/11\/504px-Saturn_SA6_on_launch_pad.jpg\" alt=\"Exist\u0103 domenii \u00een care interferen\u0163a radio poate fi fatal\u0103\" width=\"449\" height=\"533\" srcset=\"https:\/\/richardconsulting.ro\/blog\/wp-content\/uploads\/2009\/11\/504px-Saturn_SA6_on_launch_pad.jpg 449w, https:\/\/richardconsulting.ro\/blog\/wp-content\/uploads\/2009\/11\/504px-Saturn_SA6_on_launch_pad-303x360.jpg 303w\" sizes=\"auto, (max-width: 449px) 100vw, 449px\" \/><\/a><figcaption id=\"caption-attachment-304\" class=\"wp-caption-text\">Exist\u0103 domenii \u00een care interferen\u0163a radio poate fi fatal\u0103<\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Comunica\u0163iile f\u0103r\u0103 fir sunt excelente. Dar numai p\u00een\u0103 la un punct. \u015ei cele mai performante sisteme pot s\u0103 nu mai func\u0163ioneze perfect dac\u0103 ajungem s\u0103 le punem \u00eempreun\u0103.<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[36,30],"tags":[50,49],"class_list":["post-300","post","type-post","status-publish","format-standard","hentry","category-contruiesc-casa","category-it","tag-retele","tag-wireless"],"_links":{"self":[{"href":"https:\/\/richardconsulting.ro\/blog\/wp-json\/wp\/v2\/posts\/300","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/richardconsulting.ro\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/richardconsulting.ro\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/richardconsulting.ro\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/richardconsulting.ro\/blog\/wp-json\/wp\/v2\/comments?post=300"}],"version-history":[{"count":0,"href":"https:\/\/richardconsulting.ro\/blog\/wp-json\/wp\/v2\/posts\/300\/revisions"}],"wp:attachment":[{"href":"https:\/\/richardconsulting.ro\/blog\/wp-json\/wp\/v2\/media?parent=300"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/richardconsulting.ro\/blog\/wp-json\/wp\/v2\/categories?post=300"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/richardconsulting.ro\/blog\/wp-json\/wp\/v2\/tags?post=300"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}