Pofunafuna zowoneka bwino kwambiri masiku ano, ukadaulo wowonetsera wa OLED (Organic Light-Emitting Diode) ukukhala njira yabwino kwambiri yopangira zida zamagetsi, chifukwa cha magwiridwe ake apamwamba. Mosiyana ndi zowonetsera zachikhalidwe za TFT LCD, OLED imagwiritsa ntchito mfundo yodzipangira yokha pomwe pixel iliyonse imapanga kuwala kwake, kuthetsa kufunikira kwa module yowunikira kumbuyo. Khalidweli limathandizira kusiyanitsa kosalekeza, nthawi yoyankha mwachangu, komanso mawonekedwe akuthwa, zithunzi zowoneka bwino - zabwino zomwe zimapangitsa kuti izikondedwa kwambiri ndi okonda mawonedwe apamwamba komanso ogwiritsa ntchito akatswiri.
Pakadali pano, ukadaulo wa OLED umagawidwa kwambiri kukhala PMOLED (Passive Matrix OLED) ndi AMOLED (Active Matrix OLED). Ngakhale kuti AMOLED imagwiritsidwa ntchito kwambiri pamagetsi ogula monga mafoni a m'manja, PMOLED ikupitirizabe kukhala yofunika kwambiri paziwonetsero zazing'ono mpaka zapakatikati chifukwa cha njira yake yoyendetsera galimoto komanso ntchito zake zabwino kwambiri. Ndizoyenera kwambiri kugwiritsa ntchito kuphatikiza zida zovalira, mapanelo owongolera mafakitale, ndi machitidwe ophatikizidwa.
Tekinoloje yoyendetsera galimoto ili pamtima pakukwaniritsa zowonetsera za OLED zapamwamba kwambiri. Tengani dalaivala wa SSD1306 wogwiritsidwa ntchito kwambiri monga chitsanzo: imaphatikiza matekinoloje apamwamba angapo omwe samangogonjetsa zolepheretsa zakuthupi ndi kukonza komanso kumathandizira kwambiri kusinthika kwa magwiridwe antchito:
Matrix Scanning Drive: Imayendetsa bwino zowonetsera za OLED zowoneka bwino, kuwongolera mosavuta ma pixel masauzande ambiri.
Constant Current Pixel Drive: Imawonetsetsa ubale wa mzere pakati pa kuwala ndi kwatsopano, kupangitsa kuti imvi ndi yowala bwino pazithunzi za OLED.
Ukadaulo wa Pre-charge ndi Pre-discharge: Imayitanira nkhani za kuyatsa kosagwirizana ndi kuwala komwe kumachitika chifukwa cha mphamvu ya parasitic mu mapanelo a OLED.
Reverse Voltage Kuponderezedwa: Kumachepetsa bwino mawu ophatikizika ndikuwongolera kusiyanitsa ndi kufananiza pazowonetsa za OLED.
Charge Pump Boost Circuit: Imapereka magetsi okwera omwe amafunikira pakuyendetsa kwa OLED, kupangitsa kuti mphamvu yakunja ikhale yosavuta.
Kulemba Kogwirizana Kwa Frame: Kumalepheretsa kung'ambika kwa skrini ndikuwonetsetsa kuti chiwonetserochi chikuyenda bwino komanso chokhazikika.
Mitundu Yosiyanasiyana Yowonetsera: Imathandizira zowonetsera pang'ono, makanema ojambula pamanja, kusintha kwa milingo ya 256, ndi zotsatira zina - zonse zimatha kusinthidwa kudzera pamalamulo kuti zikwaniritse zosowa zakupanga pamapulogalamu osiyanasiyana a OLED.
Ngakhale ukadaulo wa OLED ukukumanabe ndi zovuta pakukulitsa kukula kwake ndikuchepetsa mtengo, zabwino zake pakupanga utoto, kuthamanga kwa mayankhidwe, komanso mphamvu zamagetsi zikuwonekera kale. Ndi kusinthika kwaukadaulo kosalekeza komanso kukhwima kwamakampani, OLED ikuyembekezeka kusintha zowonetsera zamakristali amadzi am'madzi m'magawo omwe akubwera, kupatsa ogwiritsa ntchito mwayi wowoneka bwino komanso wowoneka bwino.
Kusankha OLED sikungosankha tekinoloje yowonetsera - ndikukumbatira tsogolo lomveka bwino komanso lanzeru.
Nthawi yotumiza: Sep-03-2025