{"id":7640,"date":"2022-11-22T08:54:33","date_gmt":"2022-11-22T08:54:33","guid":{"rendered":"https:\/\/rjoytek.com\/?p=7640"},"modified":"2024-11-28T06:52:07","modified_gmt":"2024-11-28T06:52:07","slug":"quest-ce-que-le-micro-ecran-oled-lcos-lcd-micro-oled-introduction","status":"publish","type":"post","link":"https:\/\/rjoytek.com\/fr\/quest-ce-que-le-micro-ecran-oled-lcos-lcd-micro-oled-introduction\/","title":{"rendered":"Qu'est-ce que le micro-\u00e9cran ? Pr\u00e9sentation de l'OLED, du LCOS, du LCD et du Micro-OLED"},"content":{"rendered":"<p style=\"text-align: justify\">Un micro-\u00e9cran est une unit\u00e9 d'affichage miniaturis\u00e9e de taille r\u00e9duite, \u00e9galement appel\u00e9e panneau d'affichage plat miniature. Il d\u00e9signe g\u00e9n\u00e9ralement un \u00e9cran dont la diagonale est inf\u00e9rieure \u00e0 2 pouces (5 cm). Il existe diverses technologies de micro-affichage, mais les principales sont le cristal liquide sur silicium (LCOS), l'affichage \u00e0 cristaux liquides (LCD), le dispositif \u00e0 micromiroirs num\u00e9riques (DMD), le traitement num\u00e9rique de la lumi\u00e8re (DLP), l'OLED sur silicium (OLEDOS), le Micro LED, etc.<\/p>\n<p style=\"text-align: justify\"><strong>Types de micro-\u00e9crans<\/strong><br \/>\nProjection d'un micro-\u00e9cran : L'image d'un micro-\u00e9cran est agrandie et projet\u00e9e sur une surface plane. Les micro-\u00e9crans de projection incluent les t\u00e9l\u00e9viseurs \u00e0 r\u00e9troprojection et les vid\u00e9oprojecteurs compacts.<\/p>\n<p style=\"text-align: justify\">Affichage en vision rapproch\u00e9e (NED) : Pr\u00e9sente une image virtuelle fortement agrandie pour une visualisation via un oculaire, tel qu'un casque de r\u00e9alit\u00e9 virtuelle ou un viseur d'appareil photo. Ces \u00e9crans sont de plus en plus utilis\u00e9s dans les casques de visualisation (HMD) et les affichages t\u00eate haute (HUD), notamment dans les secteurs militaire et m\u00e9dical.<\/p>\n<p style=\"text-align: justify\"><strong>Applications des micro-\u00e9crans<\/strong><\/p>\n<p style=\"text-align: justify\">En raison de leur petite taille et de leur l\u00e9g\u00e8ret\u00e9, mais avec une r\u00e9solution pouvant \u00eatre relativement librement d\u00e9finie, les micro-\u00e9crans sont destin\u00e9s \u00e0 des applications n\u00e9cessitant un encombrement r\u00e9duit, telles que les affichages mont\u00e9s sur la t\u00eate, les appareils photo num\u00e9riques, les projecteurs, les viseurs, les affichages portables (HMD), les affichages t\u00eate haute (HUD) et les viseurs \u00e9lectroniques (EVF).<\/p>\n<ul style=\"text-align: justify\">\n<li>EVF pour \u00e9quipement m\u00e9dical<\/li>\n<li>EVF pour cam\u00e9scope<\/li>\n<li>EVF pour appareil photo professionnel<\/li>\n<li>EVF pour appareil photo grand public<\/li>\n<li>Lunettes \u00e0 vue \u00e0 la premi\u00e8re personne (FPV)<\/li>\n<li>Monoculaire \u00e9lectronique<\/li>\n<li>Jumelles \u00e9lectroniques<\/li>\n<li>Lunettes de r\u00e9alit\u00e9 augment\u00e9e (AR)<\/li>\n<li>Lunettes de r\u00e9alit\u00e9 virtuelle (VR)<\/li>\n<\/ul>\n<p style=\"text-align: justify\"><img fetchpriority=\"high\" decoding=\"async\" class=\"size-full wp-image-7644 aligncenter\" src=\"https:\/\/rjoytek.com\/wp-content\/uploads\/2022\/11\/microdisplay-application-1.jpg\" alt=\"Application des microdisplays\" width=\"674\" height=\"450\" srcset=\"https:\/\/rjoytek.com\/wp-content\/uploads\/2022\/11\/microdisplay-application-1.jpg 674w, https:\/\/rjoytek.com\/wp-content\/uploads\/2022\/11\/microdisplay-application-1-300x200.jpg 300w, https:\/\/rjoytek.com\/wp-content\/uploads\/2022\/11\/microdisplay-application-1-600x401.jpg 600w\" sizes=\"(max-width: 674px) 100vw, 674px\" \/><\/p>\n<p style=\"text-align: justify\"><strong>Avantages et inconv\u00e9nients de l'OLED, du LCOS, du LCD et du MicroLED<\/strong><\/p>\n<p style=\"text-align: justify\"><strong>LCD<\/strong> (Liquid Crystal Display), c'est-\u00e0-dire affichage \u00e0 cristaux liquides. L'\u00e9cran LED d\u00e9signe un type d'affichage \u00e0 cristaux liquides (LCD) utilisant des LED (diodes \u00e9lectroluminescentes) comme source de r\u00e9tro\u00e9clairage.<\/p>\n<p style=\"text-align: justify\"><strong>OLED<\/strong> (Organic Light-Emitting Diode) une diode \u00e9lectroluminescente organique (OLED ou LED organique), \u00e9galement appel\u00e9e diode \u00e9lectroluminescente organique (EL organique).<\/p>\n<p style=\"text-align: justify\"><strong>LCOS<\/strong> (Liquid Crystal on Silicon) est une nouvelle technologie d'affichage r\u00e9fl\u00e9chissante qui combine organiquement le LCD et les circuits int\u00e9gr\u00e9s CMOS. Sa structure repose sur une tranche de silicium, utilisant un proc\u00e9d\u00e9 semi-conducteur pour cr\u00e9er le panneau de commande, puis le transistor est poli par une technologie de meulage, et l'aluminium est d\u00e9pos\u00e9 pour former un miroir, cr\u00e9ant ainsi un substrat CMOS. Ensuite, le substrat CMOS et le substrat sup\u00e9rieur en verre conducteur TO sont assembl\u00e9s, le cristal liquide est inject\u00e9, et l'ensemble est encapsul\u00e9 et test\u00e9.<\/p>\n<p style=\"text-align: justify\"><strong>Micro-OLED<\/strong> Les dispositifs de micro-affichage utilisent une tranche de silicium monocristallin (Wafer) comme plaque de fond, offrant des caract\u00e9ristiques telles que l'auto-\u00e9mission, une \u00e9paisseur fine, un poids l\u00e9ger, un grand angle de vision, un temps de r\u00e9ponse court, une efficacit\u00e9 lumineuse \u00e9lev\u00e9e, etc. Ils permettent \u00e9galement plus facilement d'atteindre une haute PPI (densit\u00e9 de pixels), une petite taille, une portabilit\u00e9 facile, une faible consommation d'\u00e9nergie et d'autres excellentes caract\u00e9ristiques, les rendant particuli\u00e8rement adapt\u00e9s aux dispositifs d'affichage AR\/VR tels que les affichages mont\u00e9s sur casque, les miroirs d'affichage st\u00e9r\u00e9oscopique et les \u00e9crans de type lunettes.<\/p>\n<p style=\"text-align: justify\"><strong>Micro LED<\/strong> (\u00e9galement appel\u00e9e \u03bcLed), est auto-\u00e9missive. Des puces LED aux trois couleurs lumineuses RVB sont utilis\u00e9es pour former des pixels d'affichage. L'affichage Micro LED offre une r\u00e9ponse rapide, une luminosit\u00e9 \u00e9lev\u00e9e, un grand angle de vision, un bon rendu des couleurs, une longue dur\u00e9e de vie, une petite taille, une conception fine et l\u00e9g\u00e8re, et permet \u00e9galement des \u00e9conomies d'\u00e9nergie.<\/p>\n<table style=\"width: 100%;border-collapse: collapse;border-style: solid;border-color: #13c4d1\">\n<tbody>\n<tr>\n<td style=\"width: 20.7215%;border-style: dotted;border-color: #5ce0de;text-align: center\"><strong>Technologie<\/strong><\/td>\n<td style=\"width: 25.5802%;border-style: dotted;border-color: #5ce0de;text-align: center\"><strong>Principe technologique<\/strong><\/td>\n<td style=\"width: 28.6983%;border-style: dotted;border-color: #5ce0de;text-align: center\"><strong>Avantages<\/strong><\/td>\n<td style=\"width: 25%;border-style: dotted;border-color: #5ce0de;text-align: center\"><strong>Inconv\u00e9nients<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 20.7215%;border-style: dotted;border-color: #5ce0de;text-align: center\">LCOS<\/td>\n<td style=\"width: 25.5802%;border-style: dotted;border-color: #5ce0de;text-align: center\">LCD r\u00e9fl\u00e9chissant<\/td>\n<td style=\"width: 28.6983%;border-style: dotted;border-color: #5ce0de;text-align: center\">Petite taille, <span style=\"font-size: inherit\">faible co\u00fbt, <\/span><span style=\"font-size: inherit\">haute r\u00e9solution, <\/span><span style=\"font-size: inherit\">large gamme de couleurs, <\/span><span style=\"font-size: inherit\">haute utilisation de la lumi\u00e8re,<\/span><\/td>\n<td style=\"width: 25%;border-style: dotted;border-color: #5ce0de;text-align: center\">Temps de r\u00e9ponse lent, consommation d'\u00e9nergie \u00e9lev\u00e9e, faible contraste<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 20.7215%;border-style: dotted;border-color: #5ce0de;text-align: center\">LCD<\/td>\n<td style=\"width: 25.5802%;border-style: dotted;border-color: #5ce0de;text-align: center\">LCD transmissif<\/td>\n<td style=\"width: 28.6983%;border-style: dotted;border-color: #5ce0de;text-align: center\">Technologie mature, faible co\u00fbt, large gamme de couleurs, longue dur\u00e9e de vie<\/td>\n<td style=\"width: 25%;border-style: dotted;border-color: #5ce0de;text-align: center\">Consommation d'\u00e9nergie \u00e9lev\u00e9e, faible contraste, faible utilisation de la lumi\u00e8re<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 20.7215%;border-style: dotted;border-color: #5ce0de;text-align: center\">OLED\/Micro-OLED<\/td>\n<td style=\"width: 25.5802%;border-style: dotted;border-color: #5ce0de;text-align: center\">Auto-\u00e9missif<\/td>\n<td style=\"width: 28.6983%;border-style: dotted;border-color: #5ce0de;text-align: center\">Temps de r\u00e9ponse rapide, faible consommation d'\u00e9nergie, effets de couleur plus riches, bonne ductilit\u00e9, large plage de temp\u00e9ratures de fonctionnement, haute int\u00e9gration, petite taille, portabilit\u00e9 facile, contraste \u00e9lev\u00e9<\/td>\n<td style=\"width: 25%;border-style: dotted;border-color: #5ce0de;text-align: center\">Luminosit\u00e9 faible, co\u00fbt \u00e9lev\u00e9, dur\u00e9e de vie moyenne, taux lumineux moyen<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 20.7215%;border-style: dotted;border-color: #5ce0de;text-align: center\">Micro-LED<\/td>\n<td style=\"width: 25.5802%;border-style: dotted;border-color: #5ce0de;text-align: center\">Auto-\u00e9missif<\/td>\n<td style=\"width: 28.6983%;border-style: dotted;border-color: #5ce0de;text-align: center\">Haute r\u00e9solution, haute luminosit\u00e9, contraste \u00e9lev\u00e9, saturation des couleurs \u00e9lev\u00e9e et faible consommation d'\u00e9nergie, temps de r\u00e9ponse rapide, \u00e9paisseur fine, longue dur\u00e9e de vie<\/td>\n<td style=\"width: 25%;border-style: dotted;border-color: #5ce0de;text-align: center\">Co\u00fbt \u00e9lev\u00e9, technologie complexe, production de masse difficile<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p><strong>Liens d'achat rapide de micro-\u00e9crans <\/strong><\/p>\n<ul>\n<li><a href=\"https:\/\/rjoytek.com\/product\/lcos-display-0-38-inch-1280720-microdisplay-for-vr-ar-lcos-micro-display\/\">Micro-\u00e9cran FLCOS 0,38 pouce 1280*720<\/a><\/li>\n<li><a href=\"https:\/\/rjoytek.com\/product\/rjoytek-0-39-inch-1024768-oled-microdisplay-near-eye-displays\/\">Micro-\u00e9cran OLED 0,39 pouce 1024*768 pour affichages en vision rapproch\u00e9e<\/a><\/li>\n<li><a href=\"https:\/\/rjoytek.com\/product\/0-39-inch-1920x1080-fhd-micro-oled-panel-ar-vr-application-mipi-interface-eyewear-display-module\/\">Panneau micro-\u00e9cran OLED 0,39 pouce 1920*1080 FHD<\/a><\/li>\n<li><a href=\"https:\/\/rjoytek.com\/product\/vx071fhp-nh0-0-71-inch-fhd-19201080-oled-mipi-i2c-interface-vr-ar-display-module\/\">\u00c9cran OLED 0,71 pouce 1920*1080 pour AR\/VR<\/a><\/li>\n<li><a href=\"https:\/\/rjoytek.com\/product\/0-71-inch-microdisplay-19201080-ecx335af-oled-panel-module\/\">Micro-\u00e9cran AMOLED 0,71 pouce 1920*1080 EX335AF<\/a><\/li>\n<li><a href=\"https:\/\/rjoytek.com\/product\/2-1-inch-tft-lcd-panel-16001600-mipi-dsi-interface-lcd-display-module\/\">Micro-\u00e9cran TFT LCD 2,1 pouces 1600*1600<\/a><\/li>\n<li><a href=\"https:\/\/rjoytek.com\/product\/3-5-inch-tft-lcd-module-14401600-mipi-sdi-interface-vr-ar-lcd-display-panel\/\">\u00c9cran TFT LCD 3,5 pouces 1400*1600 pour AR\/VR<\/a><\/li>\n<\/ul>\n<p><img decoding=\"async\" class=\"size-full wp-image-7645 aligncenter\" src=\"https:\/\/rjoytek.com\/wp-content\/uploads\/2022\/11\/vr-display-rjoytek.jpg\" alt=\"Affichage VR rjoytek\" width=\"1000\" height=\"804\" srcset=\"https:\/\/rjoytek.com\/wp-content\/uploads\/2022\/11\/vr-display-rjoytek.jpg 1000w, https:\/\/rjoytek.com\/wp-content\/uploads\/2022\/11\/vr-display-rjoytek-300x241.jpg 300w, https:\/\/rjoytek.com\/wp-content\/uploads\/2022\/11\/vr-display-rjoytek-600x482.jpg 600w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/p>\n<p>Si vous avez besoin de plus de d\u00e9tails sur ces micro-\u00e9crans, veuillez nous envoyer un e-mail ou une demande via \u201c<span style=\"font-size: 18pt\"><strong><a href=\"https:\/\/rjoytek.com\/contact\/\">NOUS CONTACTER<\/a><\/strong><\/span>\u201d ou \u201c<span style=\"font-size: 18pt\"><strong><a href=\"https:\/\/rjoytek.en.alibaba.com\/\">ACHETER MAINTENANT<\/a><\/strong><\/span>\u201d pour discuter en ligne avec nous !<\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>A microdisplay is a miniaturized display unit with a miniature size, also known as a miniature flat display panel. Usually refers to a display with a diagonal size of less than 2 inches (5 cm). There are various micro-display techology, but the mainstream technologies are liquid crystal on silicon (LCOS), [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":7644,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[426],"tags":[228,222,231,230,229,221,232],"class_list":["post-7640","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-oled-basics","tag-lcos","tag-lcos-microdisplay","tag-micro-led","tag-micro-oled","tag-oled","tag-oled-microdisplay","tag-what-is-the-microdisplay"],"acf":[],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO Pro 4.8.3.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"A microdisplay is a miniaturized display unit with a miniature size, also known as a miniature flat display panel. 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