A cikin fasahar nunin da ke ci gaba da haɓakawa, nunin kristal na ruwa (LCDs) suna tsaye a matsayin saƙo na ko'ina, suna haskaka komai daga na'urorin mu na hannu zuwa alamar dijital gargantuan. A cikin wannan yanayi daban-daban, takamaiman hanyar ƙirƙira, wanda aka sani da Chip-on-Board (COB), yana riƙe da matsayi mai mahimmanci, kodayake sau da yawa ba a fahimce shi, mahimmanci. A Fasahar Malio, muna ci gaba da ƙoƙari don fayyace ɓarna na fasahar nuni, muna ƙarfafa abokan cinikinmu da zurfin fahimtar abubuwan da ke haifar da sabbin abubuwa. Wannan bayanin yana zurfafa cikin ainihin ƙa'idodin COB LCDs, yana bincika gine-ginensu, fa'idodi, da banbanta daga fasahohi masu alaƙa.
A ainihin ainihin sa, COB LCD yana da alaƙa da haɗin kai tsaye na kwakwalwan kwamfuta ɗaya ko fiye da aka haɗa (IC) - yawanci direban nuni - akan gilashin gilashin na LCD panel. Ana samun wannan haɗin kai kai tsaye ta hanyar da aka sani da haɗin gwiwar waya, inda ƙarancin gwal ko wayoyi na aluminium ke haɗa madaidaicin mashin akan silica ya mutu zuwa madaidaicin madafan iko akan gilashin. Bayan haka, ana amfani da abin rufe fuska mai karewa, galibi resin epoxy, don kiyaye guntu mai laushi da haɗin waya daga matsalolin muhalli kamar danshi da tasirin jiki. Wannan haɗewar da'irar direban kai tsaye akan gilashin yana haifar da ƙarami da ƙaƙƙarfan tsarin nuni idan aka kwatanta da madadin dabarun haɗuwa.
Abubuwan da ke tattare da wannan tsarin gine-gine suna da yawa. Ɗaya daga cikin fitattun fa'idodin fasahar COB shine ingantaccen sararin samaniya. Ta hanyar kawar da buƙatar keɓaɓɓen allon da'ira (PCB) don ɗaukar ICs direba, samfuran COB suna nuna raguwar sawun ƙafa. Wannan ƙaƙƙarfan yana da fa'ida musamman a aikace-aikacen da sarari ke kan ƙima, kamar fasahar sawa, kayan aikin hannu, da wasu nunin mota. Bugu da ƙari kuma, gajeriyar hanyoyin lantarki tsakanin guntu direba da panel LCD suna ba da gudummawa ga ingantaccen siginar siginar da rage tsangwama na lantarki (EMI). Wannan ingantacciyar aikin wutar lantarki na iya fassarawa zuwa ingantaccen aikin nuni da ingantaccen aiki, musamman a cikin buƙatun yanayin lantarki.
Wani sifa mai tursasawa na COB LCDs ya ta'allaka ne a cikin ƙarfinsu da juriya ga girgiza injina da girgiza. Haɗe-haɗe kai tsaye na guntu zuwa gilashin gilashin, haɗe tare da ƙulli mai karewa, yana ba da ƙarin sautin tsarin tsari idan aka kwatanta da dabarun da suka dogara da haɗin da aka siyar zuwa PCB daban. Wannan rugujewar dabi'a ta sa COB LCDs ya zama zaɓin da aka fi so don aikace-aikacen da ke fuskantar matsananciyar yanayin aiki, kamar bangarorin sarrafa masana'antu da alamun waje. Haka kuma, halayen sarrafa zafin jiki na COB na iya zama fa'ida a wasu yanayi. Haɗin kai tsaye tsakanin guntu da gilashin gilashin na iya sauƙaƙe ɓarkewar zafi, kodayake wannan ya dogara sosai akan takamaiman ƙira da kayan aiki.
Koyaya, kamar kowace dabarar fasaha, COB LCDs kuma suna gabatar da wasu la'akari. Haɗin guntu kai tsaye yana buƙatar ƙwararrun kayan ƙera da ƙwarewa, mai yuwuwar haifar da ƙimar saiti na farko idan aka kwatanta da wasu hanyoyin haɗuwa. Bugu da ƙari, sake yin aiki ko maye gurbin guntuwar direba mara kyau a cikin tsarin COB na iya zama hadaddun aiki kuma sau da yawa maras amfani. Wannan rashin gyarawa na iya zama dalili a aikace-aikace tare da buƙatun kulawa masu tsauri. Bugu da ƙari, ƙirar ƙirar ƙirar COB za a iya ɗan taƙaitawa idan aka kwatanta da hanyoyin da ke amfani da PCB daban-daban, inda za a iya aiwatar da gyare-gyare da sauye-sauyen sassa cikin sauri.
Don samun ƙarin fahimtar fa'idar shimfidar wuri mai faɗi na taron module na LCD, yana da mahimmanci a yi la'akari da fasahar da ke da alaƙa,musamman Chip-on-Glass (COG). Tambayar "Mene ne bambanci tsakanin COB da COG?" akai-akai yana tasowa a cikin tattaunawa game da ƙirƙira ƙirar ƙirar nuni. Duk da yake duka COB da COG sun haɗa kai tsaye haɗe-haɗe na direba ICs zuwa gilashin gilashin, tsarin da aka yi amfani da shi ya bambanta sosai. A cikin fasahar COG, direban IC yana ɗaure kai tsaye zuwa gilashin ta amfani da fim ɗin anisotropic conductive (ACF). Wannan ACF yana ƙunshe da ɓangarorin ɗabi'a waɗanda ke kafa haɗin wutar lantarki tsakanin pads akan guntu da madaidaicin madaidaicin akan gilashin, yayin da ke ba da kariya ta lantarki a cikin jirgin sama na kwance. Ba kamar COB ba, COG baya amfani da haɗin waya.
Halayen wannan babban bambance-bambance a fasahar haɗin gwiwa suna da yawa. Modulolin COG yawanci suna nuna ƙaramin bayanin martaba da ƙaramin nauyi idan aka kwatanta da takwarorinsu na COB, kamar yadda kawar da igiyoyin waya ke ba da damar ingantaccen ƙira. Bugu da ƙari, COG gabaɗaya yana ba da haɗin kai mafi kyawu, yana ba da damar ƙudurin nuni mafi girma da girman girman pixel. Wannan ya sa COG ya zama zaɓin da aka fi so don nunin ayyuka masu girma a cikin wayowin komai da ruwan, allunan, da sauran na'urorin lantarki masu ɗaukuwa inda ƙaƙƙarfan gani da gani ke da mahimmanci.
Koyaya, fasahar COG ita ma tana da nata tsarin ciniki. Tsarin haɗin gwiwa na ACF na iya zama mai kula da yanayin zafi da bambance-bambancen zafi idan aka kwatanta da ɗaukar hoto da aka yi amfani da shi a cikin COB. Bugu da ƙari, ƙarfin injina na samfuran COG na iya zama ƙasa kaɗan fiye da na na'urorin COB a wasu wurare masu girgiza. Farashin taron COG kuma na iya zama sama da COB, musamman don girman nuni da ƙidayar fil mafi girma.
Bayan COB da COG, wata fasaha mai alaƙa da aka ambata ita ce Chip-on-Flex (COF). A cikin COF, direban IC yana haɗe zuwa da'ira mai sassauƙa mai sassauƙa (FPC) wacce aka haɗa ta da gilashin gilashi. COF yana ba da ma'auni tsakanin ƙaƙƙarfan COG da sassauƙar ƙira na mafita na PCB na al'ada. Ana amfani da shi sau da yawa a cikin aikace-aikacen da ke buƙatar ƙirar nuni mai sassauƙa ko kuma inda matsalolin sararin samaniya ke buƙatar haɗin kai na bakin ciki da lanƙwasa.
A Fasahar Malio, sadaukarwarmu don samar da bambance-bambancen nunin nunin nunin inganci yana bayyana a cikin cikakkiyar fayil ɗin samfurin mu. Misali, mu "COB/COG/COF Module, FE na tushen Amorphous C-Cores"Misalan ƙwarewarmu wajen kera kayayyaki ta amfani da fasahohin guntu daban-daban don biyan takamaiman buƙatun aikace-aikacen. Hakazalika, "COB/COG/COF Module, FE na tushen 1K101 Amorphous RibbonBugu da ƙari, ƙarfin mu ya kai ga nunin ɓangarorin LCD da LCM na musamman, kamar yadda rawar da muke takawa ta nuna.Cage Terminal don Nuni na Musamman na LCD/LCM don Aunawa.“Waɗannan misalan suna nuna ƙwarewarmu wajen daidaita hanyoyin nuni ga buƙatun masana'antu daban-daban.
A ƙarshe, fasahar Chip-on-Board (COB) LCD tana wakiltar babbar hanya don nuna ƙirƙira na'ura, tana ba da fa'idodi dangane da ƙaƙƙarfan ƙarfi, ƙarfi, da yuwuwar haɓaka aikin lantarki. Yayin da yake gabatar da wasu iyakoki game da gyarawa da sassaucin ƙira idan aka kwatanta da sauran hanyoyin kamar COG da COF, ƙarfin da yake da shi ya sa ya zama zaɓi mai tursasawa don ɗimbin aikace-aikacen aikace-aikace, musamman waɗanda ke buƙatar dorewa da ingantaccen sarari. Fahimtar nau'ikan fasahar COB, tare da bambance-bambancensa daga dabarun da ke da alaƙa, yana da mahimmanci ga injiniyoyi da masu zanen kaya waɗanda ke neman zaɓin mafi kyawun bayani na nuni don takamaiman bukatunsu. A Fasahar Malio, mun kasance a sahun gaba wajen nuna ƙirƙira, samar da abokan hulɗar ilimi da samfuran da suka dace don haskaka makomar fasahar gani.
Lokacin aikawa: Mayu-15-2025