Siyan talabijin ya zama ma fi rikitarwa a wannan shekara. TV tare da LCD, QLED, Mini-LED, OLED da, mafi kwanan nan, fasahar QD-OLED suna samuwa. A farkon shekara, Samsung ya gabatar da fasahar nunin QD-OLED da aka ambata (wanda Samsung S95B TV ta fara gabatar da shi), wanda ya yi iƙirari ta hanyoyi da yawa fiye da fasahar WRGB OLED da masu fafatawa da LG TVs ke amfani da su. Amma da gaske haka lamarin yake?
Kuna iya sha'awar
QD-OLED wani nau'i ne na nunin fitar da kai, kama da nunin Super AMOLED da ake samu a wayoyi da allunan. Galaxy. Wannan yana nufin cewa kowane pixel a cikin QD-OLED panel zai iya haskakawa da kansa kuma ya ƙirƙiri nasa launi. Bugu da kari, ya ƙunshi quantum dot nanocrystals, waɗanda aka sani da mafi kyawun kaddarorin haske, launuka masu zurfi da palette mai faɗi.
Nunin WRGB OLED yana amfani da farar hasken baya wanda ke wucewa ta cikin fararen, ja, kore, da matattarar launin shuɗi don samar da launuka daban-daban. Akwai kuma farin subpixel. Wasu daga cikin hasken (haske) yana ɓacewa yayin da yake wucewa ta masu tace launi, yana haifar da ƙananan haske. Bugu da ƙari, farar hasken baya ba daidai ba ne, don haka launuka da ya haifar ba su da cikakkiyar tsabta kuma cikakke.
Kayan kwayoyin halitta da aka yi amfani da su a cikin fuska na OLED na iya raguwa da sauri lokacin da aka fallasa su zuwa matakan haske na dogon lokaci. Don haka LG ya yi taka tsantsan tsawon lokacin da zai iya kiyaye matakan haske mai girma, musamman tare da abun ciki na HDR. OLED TVs don haka yawanci suna dushewa bayan ƴan mintuna kaɗan.
Fasahar QD-OLED, akasin haka, tana amfani da tsantsar hasken baya mai shuɗi wanda ke ratsa ɗigon ƙima don samar da launuka ja, kore, da shuɗi. Dige-dige-dige suna ɗaukar ƙarfi daga kowane tushen haske, suna haifar da tsantsar haske mai mitar guda ɗaya. Girman ɗigon ƙididdigewa yana ƙayyade irin nau'in nanoparticles masu launi da suke samarwa. Misali, masu girman 2nm suna fitar da haske shudi, yayin da masu girman 3 da 7 nm zasu iya fitar da haske kore da ja. Saboda suna samar da tsantsar haske mai mitar guda ɗaya, haɓakar launi na panel QD-OLED ya fi na allon OLED.
Tunda asarar hasken baya ba ta da yawa tare da bangarori na QD-OLED, suna samun mafi kyawun sa kuma yawanci suna haske fiye da allon WRGB OLED. Bugu da ƙari, suna ba da launuka masu zurfi, ƙananan kusurwoyi masu faɗi kuma ba su da sauƙi ga ƙonewa pixel. QD-OLED shine ainihin fasahar OLED ta farko wacce ta dace da Ultra HD Premium babban haske da ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun UHD Alliance.
Tare da fasahar QD-OLED, Samsung ya kawo ingantaccen ƙira zuwa sashin OLED TV. Yanzu dole ne mu jira QD-OLED TVs don faduwa cikin farashi zuwa matakin takwarorinsu na OLED, wanda bai kamata ya ɗauki fiye da ƴan shekaru ba.
Kuma LG ya sake WOLED… 🙂