Menene OLED ke nufi kuma ina ake amfani dashi?
OLED, samfurin Lissafi mai cike da haske, yana tsaye ga diode mai haske-emitting diode . Ba kamar LED, wanda ke amfani da hasken baya don samar da haske ga pixels, OELD ya dogara ne akan kayan aikin kwayoyin halitta wanda aka yi da sarƙoƙi na hydrocarbon don yada haske lokacin da yake hulɗa da wutar lantarki.
Akwai hanyoyi masu yawa ga wannan tsarin, musamman ma kowane samfurin zai iya yin haske, don samar da wani bambanci mai mahimmanci, ma'anar ma'anar fata ba zata iya zama baki da fata sosai.
Wannan shine dalilin dalili da yawa na'urorin suna amfani da fuskokin OLED, ciki har da wayowin komai da ruwan, na'urori masu kwarewa kamar smartwatches, TVs, Allunan, kwamfutar hannu da masu saka idanu na kwamfutar tafi-da-gidanka, da kyamarori na dijital. Daga cikin wadannan na'urori da sauransu akwai nau'i biyu na OLED nuni da aka sarrafawa a hanyoyi daban-daban, da ake kira matakan aiki (AMOLED) da matrix-matrix (PMOLED).
Yadda OLED ke aiki
Wani allo na OLED ya hada da dama da aka gyara. A cikin tsarin, wanda ake kira substrate , shine cathode wanda yake samar da zaɓuɓɓukan lantarki, anode wanda "ke jan" electrons, kuma wani ɓangare na tsakiya (daɗaɗɗen maganin) wanda ya raba su.
A cikin tsakiyar Layer akwai ƙaramin layi guda biyu, ɗaya daga cikinsu shine alhakin samar da hasken kuma ɗayan don samun haske.
Launi na hasken da ke gani a kan OLED nuni yana da alaka da ja, kore, da kuma launi mai laushi wanda aka haɗe da su. Lokacin da launi ya zama baki, ana iya kashe pixel don tabbatar da cewa babu wani haske da aka samo don wannan pixel.
Wannan hanya don ƙirƙirar baƙar fata ya bambanta da wanda aka yi amfani da shi tare da LED. Lokacin da aka sanya batik din baki zuwa baki a kan allo na LED, an rufe maɓallin pixel amma hasken baya yana ba da haske, ma'anar shi ba shi da duhu sosai.
OLED Pros da Cons Cons
Idan aka kwatanta da LED da sauran fasaha na nunawa, OLED yana ba da waɗannan amfani:
- Amfani da makamashi tun lokacin da ba a ba da haske ba. Har ila yau, idan ana amfani da baki, waɗannan nau'ikan pixels ba su buƙatar ikon a kowane lokaci, ƙara adana makamashi.
- Yawan shakatawa yafi sauri tun lokacin da ba a amfani da masu sintiri na pixel ba.
- Tare da žananan abubuwa, nuni, da kuma irin wannan na'urar, zai iya kasancewa mai haske da nauyi.
- Black launi yana da baki sosai tun lokacin da za'a iya kulle pixels gaba ɗaya kuma babu haske a kusa da haka wanda ya ba da haske a wannan yanki. Wannan yana ba da damar haɓaka mai girma sosai (watau fata mai haske a cikin duhu mafi duhu).
- Tana goyon bayan cikewar kallo mai ban dariya ba tare da asarar launi mai yawa kamar LED ba.
- Rashin kowane yaduwa da yawa ya ba da izinin mai nunawa da bendable.
Duk da haka, akwai kuma rashin amfani ga OLED nuni:
- Tun da ɓangare na nuni shine kwayar halitta, OLED yana nuna lalacewar launi a tsawon lokaci, wanda ke rinjayar cikakken haske da launi. Wannan ya fi muni da lokaci tun lokacin da kayan da ake buƙatar yin blues ya lalace a cikin sauri fiye da reds da ganye.
- OLED fuska yana da tsada don yin, akalla idan aka kwatanta da fasahar tsofaffi.
- Dukansu OLED da LED suna nuna kwarewa idan suna amfani da nau'ikan pixels na tsawon lokaci na tsawon lokaci, amma sakamako ya fi girma akan OLEDs. Duk da haka, wannan sakamako yana cikin ɓangare da aka ƙayyade ta yawan adadin pixels da inch .
Ƙarin Bayani akan OLED
Ba duk fuskokin OLED ba ne; wasu na'urori suna amfani da wani nau'i na OLED panel saboda suna da takamaiman amfani.
Alal misali, alamar wayar da take buƙatar ɗaukakaccen tasiri don hotuna na Hotuna da sauran abubuwan canzawa kullum, za suyi amfani da nuni na AMOLED. Har ila yau, saboda waɗannan nuni suna yin amfani da transistor na fim din don canjawa da maɓallin pixels a kunne don nuna launin launi, za su iya kasancewa masu gaskiya da kuma mai sauƙi, wanda ake kira OLEDs mai mahimmanci (ko FOLED).
A wani ɓangaren kuma, mai ƙidayar kalma wanda yawanci yake nuna irin wannan bayanin akan allon don tsawon lokaci fiye da wayar, kuma abin da yake ragewa sau da yawa, zai iya amfani da fasahar da ke samar da wutar lantarki ga yankunan musamman na fim har sai ya sake farfaɗo, kamar PMOLED, inda kowane jere na nuni yana sarrafawa maimakon kowane pixel.
Wasu na'urorin da suke amfani da OLED suna fitowa daga masana'antun cewa wayoyin wayoyin komai da smartwatches, kamar Samsung, Google, Apple, da Essential Products; na'urori na dijital kamar Sony, Panasonic, Nikon, da Fujifilm; Allunan daga Lenovo, HP, Samsung, da kuma Dell; kwamfutar tafi-da-gidanka kamar Alienware, HP, da Apple; dubawa daga Oxygen, Sony, da Dell; da kuma telebijin daga masana'antun kamar Toshiba, Panasonic, Bank & Olufsen, Sony, da Loewe. Ko da wasu motar mota da fitilu suna amfani da fasahar OLED.
Abin da aka nuna shi ba dole ba ne ya bayyana ƙuduri . A wasu kalmomi, ba za ka iya sanin abin da ƙuduri yake daga allon (4K, HD, da dai sauransu) kawai saboda ka sani yana da OLED (ko Super AMOLED , LCD , LED, CRT , da dai sauransu).
QLED wani nau'i ne mai kama da Samsung ya yi amfani da shi don bayyana kwamitin inda LEDs ke haɗuwa da wani ɗigon ɗigon yawa don samun haske a cikin launuka daban-daban. Ya dace da diode mai haske .