October 13, 2022
Wotsɔa ʋukulawo ƒe IC siwo le LCD suewo dzi la kpena ɖe wo ŋu le mɔ vevi eve nu. Vovototoa tsoa mɔa katã dzi va ɖoa titrime, ʋuʋudedi dzi ɖuɖu, fafa ƒe mɔɖeɖe, kpekpe kple dzadzraɖo dzi.
Wotsɔa LCD ʋukulawo ƒe IC suewo kpena ɖe wo ŋu le mɔ vevi eve nu. COG (chip-on-glass) blaa IC la ɖe glass la ƒe go kemɛ dzi tẽ, eyata module la le tsɛ ŋutɔ eye duƒuƒu tso IC dzi yi glass traces dzi le kpuie, si wɔnɛ be traces siwo le sue ŋutɔ. COB (chip-on-board) tsɔa IC la dana ɖe PCB la dzi, wotsɔa ka blanɛ eye emegbe wotsɔa epoxy blaae, le eƒe wɔwɔme gome la, ete ɖe board si wozãna ɖaa ŋu wu.
Vovototo ma kaka to nusianu si le tɔsisia ƒe anyime me: eƒe titrime, ʋuʋu ƒe mɔɖeɖe, fafa ƒe mɔɖeɖe, kpekpe kple dzadzraɖo katã nye fɔkpa le afisia. COG kple COB menye deŋgɔwo tsɔ wu esiwo megali o; wonye mɔ̃ɖaŋumɔ vovovo eve, eye wo dometɔ ɖesiaɖe sɔ na dɔwɔwɔ ƒe nɔnɔme vovovowo. Tia mɔ gbegblẽ eye process tuning agbɔsɔsɔme aɖeke megaxɔe o.
Viɖe si dzena wu si le COG ŋue nye eƒe ƒuƒuiƒe. Modules ateŋu ayi anyime milimeta eve, glass edge dona tẽ, interconnect runs le kpuie eye electromagnetic interference le sue. 1602 ŋɔŋlɔdzesiwo ƒe nɔnɔmewo kple 122x32 va ɖo 240x128 ƒe nɔnɔmetata ƒe nɔnɔmewo katã tsi, eye glass kple ʋukulawo ƒe tiatia geɖe le wo me. Adzɔnu ɖesiaɖe si sea veve ɖe eƒe titrime kple kpekpeme nu — ultra-thin adzɔgedzikpɔmɔ̃wo, wearables, compact panels — COG le esi abe ŋuɖoɖo gbãtɔ ene.
Ele be woagblɔ eƒe liƒowo eme nakɔ. IC la blana ɖe ahuhɔ̃ea ŋu tẽ, eyata ahuhɔ̃e ƒe nugbɔ ƒe nuteɖeamedzi, eƒe bɔbɔ le eƒoƒo me kple ʋuʋu le etsɔtsɔ me katã ate ŋu akpɔ ŋusẽ ɖe kakaɖedzi dzi, eye kpekpea ƒe ɖoɖoa bia be woawɔ nu pɛpɛpɛ wu. Nutrenu ƒe liƒoa sea tsidzadza gɔme, eyata kakaɖedzi le nɔnɔme siwo me fafa le ɣeyiɣi didi me hiã be woawɔ ɖoɖo ɖe eŋu. Kpuie ko la, COG nye xɔlɔ̃ na ame tsɛwo kple esiwo me kɔ; mewɔa xɔlɔ̃wɔwɔ boo aɖeke na subɔsubɔdɔ si me kɔ o.
COB nye nusi to vovo na ema. Ʋukulaa ƒe IC nɔa PCB la dzi, wotsɔa ka blanɛ eye emegbe wotsɔa epoxy blae le bliboa me, si naa wòdze ƒã be ete ŋu nɔa te ɖe ʋuʋudedi kple fafa nu nyuie wu, eɖea mɔ ɖe kpekpe ŋu ŋutɔ, eye wòdzraa ʋua ɖo le board-level ne nane do kpo nu. Nuzazãwo ƒe ɖoɖoa tsi eye zi geɖe la, ga si wozãna ɖe eŋu la bɔbɔna wu. 1602, 2004 vaseɖe 320x240 ŋɔŋlɔdzesiwo kple nɔnɔmetata ƒe nɔnɔmewo nye egbɔkpɔnu xoxowo, wozã ƒe ewo kple edzivɔ le dɔwɔƒewo ƒe dɔwɔnuwo kple mɔ̃wo me.
COB ƒe liƒoe nye gbeɖiɖi ƒe sesẽme. IC la dada ɖe PCB la dzi fia be ele be module la nagblẽ teƒe ɖi nɛ, eyata eƒe titrime kple teƒea siaa adzi ɖe edzi, eye le nyateƒe me la, eƒe mimi ɖe milimeta eve alo etɔ̃ ƒe teƒe manya wɔ o. Inductance si le bond wires hã me nyo wu COG ƒe direct bond le high-frequency ʋukuku te, si wɔe be wònye sub-optimal na high-resolution, high-refresh designs. Thinness kple dɔwɔwɔ ƒe nɔnɔmewo — asitsatsa-off bɔbɔ nɔa asitɔtrɔ ma me.
Tiatia ŋutɔŋutɔ va ɖoa nyabiase etɔ̃ gbɔ. Gbã: afikae screen sia yina, kple milimeta nenie li nɛ — ŋuɖoɖoae tsoa nya me nenye be COG ate ŋu adzɔ. Evelia: nukae nye dɔwɔwɔ ƒe nɔnɔme, ɖe wòaʋuʋu, aleke fafa le, ɖe woadzrae ɖo — ŋuɖoɖoae tsoa nya me nenye be COB hiã. Etɔ̃lia: gazazã kple ŋutete — wo ame evea siaa tsi, eyata ƒã hafi esia nyea nyametsotso.
Ne woɖo ame etɔ̃ mawo ŋu la, zi geɖe la, mɔ si dzi woato la me kɔna. Woateŋu atrɔ asi le susɔe si menye dzidzenu o ŋu le ɖoɖo ɖesiaɖe nu: woateŋu atrɔ asi le inch ƒe lolome kple nyametsotso siwo menye dzidzenu o ŋu, eye woateŋu atrɔ asi le ƒomedodo, susuŋudɔwɔwɔ ƒe ʋuʋudedi, nukpɔkpɔ ƒe mɔfiame, FPC ƒe didime kple pin ƒe gɔmesesewo katã ŋu ɖe aɖaŋua nu. COG kple COB ƒe kuxiwo gbɔkpɔnu tsitsiwo siaa le mía si; tsɔ emenyawo, didime kple dɔwɔwɔ ƒe nɔnɔmewo ɖo ɖa eye egbɔkpɔnu kple nyayɔyɔ atrɔ ava le gaƒoƒo blaeve vɔ ene me. Menye adzɔnu aɖe tiatiae nye tiatia o; enye mɔ si sɔ kple wò mɔ̃a tiatia.
Zi geɖe la, woɖoa COG kple COB nyaʋiʋlia abe mɔ̃ɖaŋununya ƒe tiatia ene, gake le mɔ̃ suewo gome la, tɔtrɔ si dona tso eme wue nye alesi module la doa ka kple host board la. COB modules kple pin headers nye tsɔtsɔke: woate ŋu atsɔ socket, aɖɔli wo le agble me, eye handsoldered le kpuie wɔwɔ ƒe duɖimekeke. Module ma ke si le zebra-strip alo asike ƒe ɖoɖo si te ŋu trɔna bɔbɔe me la meɖea teƒe dzi kpɔtɔna gake ena gbeadzisubɔsubɔ megawɔa dɔ o eye wòtsɔa nudidi siwo hiã be woawɔ ɖeka kple wo nɔewo la dea kpekpea me. Le unit alafa ʋee aɖewo dzi la, zi geɖe la, module si wotu ɖe ta dzi si ƒe afɔti lolo vie lae nyea tiatia si me afɔku mele boo o.
Zebra-tiwo ƒe ƒuƒoƒo koŋue dze na nuxlɔ̃ame. Wonɔa te ɖe nyaƒoɖeamenu si nɔa anyi ɖaa kple anyigba siwo le dzadzɛ dzi, eye xɔ si bɔbɔna le dzoxɔxɔ nu magate ɖe eŋu o ɣeaɖewoɣi. Ne zebra ƒe nɔnɔme nye nusi womate ŋu aƒo asa na o la, gblɔ afisi woate ŋu aƒoe ɖo eye nàdo nusi woƒo ƒu bliboe kpɔ to dzoxɔxɔ ƒe tsatsam me tsɔ wu be nàdo module ƒuƒlu la kpɔ. Míegblɔa kadodomɔnu kple eƒe mɔ̃ɖaŋununya ƒe nudidiwo le nyayɔyɔa me ale be kpekpea ƒe afɔkua nadze hafi woawɔ nudɔdɔa.
COG kple COB ƒe nyaʋiʋli akpa gãtɔ tɔa te ɖe dɔwɔwɔ ƒe tsɔtsɔ sɔ kple wo nɔewo dzi. Zi geɖe la, wodzona le biabia si tsoa nya me ŋutɔŋutɔ le agblea dzi: nusi dzɔna ne screen sia do kpo nu. COG blaa ʋukulaa ƒe IC ɖe glass la ŋu, eyata ne edo kpo nu la, efia be woaɖɔli module bliboa, eye womate ŋu adzrae ɖo le agble me o. COB nana ʋukulaa nɔa PCB la dzi, eyata nukpɔsusu ƒe gbugbɔgawɔ teƒe li togbɔ be le nuwɔna me la, eɖɔliɖɔli bɔ wu hã.
Adzɔnuwo ƒe teƒe si woɖoe ɖoe tsoa nya me le ŋuɖoɖoa ŋu keŋkeŋ. Le nuƒlela ƒe mɔ̃ si wotsɔna ƒua gbe si ƒe gazazã sesẽ ŋutɔ gome la, COG ƒe ƒuƒuiƒe kple eƒe gazazã dzi ɖeɖe kpɔtɔ sɔ eye edzadzraɖo mehiã o. Le dɔwɔnu siwo ge ɖe dɔwɔƒe aɖe me, siwo wokpɔ mɔ be woasubɔ ƒe geɖe eye woaɖɔli wo le agblea dzi gome la, ele be tiatiaa natrɔ ɖe beléle na wo ŋu. Esia menye mɔ̃ɖaŋununya ƒe ɖoƒe o, ke boŋ adzɔnu ƒomevi aɖe me tsonue.
Dɔ siwo wowɔna le hatsotso suewo me gade nu ɖeka si ŋu woabu kpee: ele be woada unit siwo do kpo nu me le dodokpɔa wɔɣi. Ne womateŋu aʋu module la o la, kpododonu me dzodzro tɔa te le eɖɔliɖɔli me eye womekpɔa ke aɖeke si gbɔ wòtso o. Míedea dzesi asitsatsa sia le tɔtrɔ ƒe afɔɖeɖe me ale be asisi la nanya le nyayɔyɔ me nusi wotia, tsɔ wu be wòakpɔe be mɔ aɖeke meli si dzi woato atrɔ ayi le kpododonua megbe o.
Ne wonya tia COG ko la, tɔtrɔwɔwɔa dzɔna ɖe ƒuƒoƒo ene dzi, eye wòkpena ɖe ame ŋu be woanya esiwo ƒe asi bɔbɔ. Glass ƒe nɔnɔmetata kple akpa ƒe ɖoɖo bɔbɔ nɔ ametakpɔnu la dzi, eyata wole dɔwɔnuwo wɔm: COG LCD module custom project xea fe ɖe wo ta zi ɖeka eye emegbe wògazãa wo na unit ɖesiaɖe. Ʋukulaa ƒe IC kple bias scheme nye tiatia tso menu si woɖo ɖi me. FPC nye nutata, mexɔ asi be woatrɔ asi le eŋu le kpɔɖeŋu ƒe afɔɖeɖe me eye wòxɔ asi le dɔwɔnuwo wɔwɔ vɔ megbe. Bezel lae nye esi ƒe asi bɔbɔ wu ɖesiaɖe eye esi nuƒlelawo trɔna zi geɖe.
LCD si ƒe amadede nye monochrome graphic si ƒe lolome wowɔ ɖe ɖoɖo nu la nye lã si to vovo na segment panel. Le afisia la, mask la ɖea pixel matrix gɔme — 128x64, 122x32, 160x128 — eye tɔtrɔwɔwɔa nye nɔnɔmetata si ƒo xlãe kpe ɖe dziɖula si ʋunɛ ŋu. Nusi wotsɔ trɔa asi le eŋue nye be nɔnɔmetata ƒe akpa aɖe ate ŋu aɖe nyatakaka ɖesiaɖe si firmware la ahe afia, le ga si woatsɔ akpɔ mɔ̃dzikpɔnu kple ŋɔŋlɔdzesiwo ƒe kplɔ̃ dzi ta, evɔ akpaɖekedzimademade ƒe akpa ya ƒe asi bɔbɔ wu le unit ɖeka me eye wòxɔ asi sã wu be woaku. Ele be adzɔnu siwo ɖea dzesi ɖeka mawo ke fiana ƒe ewo sɔŋ la nanye akpa aɖewo; ele be adzɔnu siwo ƒe screen me nyawo atrɔ kple firmware nanye esiwo me nɔnɔmetatawo le.
Gblɔ wò dɔa ƒe nɔnɔme kple nudidiwo na mí, eye míawɔ ɖeka kple egbɔkpɔnu nyuitɔ eye míana ga home aɖe le gaƒoƒo 24 me.
Na Nya Si Woagblɔ FemaxeeCOG kple COB LCD, PMOLED / AMOLED micro-ɖeɖefia, 0.69-10.1-inch TFT amadede screen kple LED megbekaɖi module, ade tsia tre ɖe wo nɔewo yome kple 61 kpɔɖeŋuwo le ewɔwɔ; wowɔa lolome si menye dzidzenu o, eƒe vovototodedeameme, ŋgɔdonya, nukpɔkpɔ ƒe mɔfiame kple FPC le nɔnɔmetatawo nu; dzidzenu, dɔwɔƒewo kple kekeme dzoxɔxɔ etɔ̃-sesẽme dzoxɔxɔ nuto; wotsɔe na le RoHS, REACH kple CE ƒe nya nu kple sedziwɔwɔ ŋuti nuŋlɔɖi blibowo, woate ŋu akeke ɣleti 12 ƒe mɔɖegbalẽ ɖe enu le dɔa nu.
Srɔ̃ nu tso ɖeɖefia kple ɖeɖefia module ƒe kuxiwo gbɔkpɔnu ŋu →