Rukunin ƙananan LEDs sun karu, kuma sun fara gasa tare da DLP da LCD a cikin kasuwar nunin gida. Dangane da bayanan da aka yi kan sikelin kasuwar nunin LED ta duniya, daga 2018 zuwa 2022, fa'idodin aikin ƙananan samfuran nunin LED za su kasance a bayyane, suna samar da yanayin maye gurbin fasahar LCD da DLP na gargajiya.
Rarraba masana'antu na ƙananan abokan ciniki LED
A cikin 'yan shekarun nan, ƙananan ƙananan LEDs sun sami ci gaba cikin sauri, amma saboda farashi da al'amurran fasaha, a halin yanzu ana amfani da su a cikin filayen nunin ƙwararru. Waɗannan masana'antu ba su kula da farashin samfur, amma suna buƙatar ingantacciyar ingancin nuni, don haka da sauri suna mamaye kasuwa a fagen nuni na musamman.
Haɓaka ƙananan ƙananan LEDs daga kasuwar nuni da aka keɓe zuwa kasuwannin kasuwanci da na farar hula. Bayan 2018, yayin da fasahar ke girma kuma farashin ya ragu, ƙananan LEDs sun fashe a kasuwannin nunin kasuwanci kamar ɗakunan taro, ilimi, kantuna, da gidajen sinima. Bukatar manyan fitattun LEDs masu ƙaramin ƙarfi a kasuwannin ketare na haɓaka. Bakwai daga cikin manyan masana'antun LED guda takwas na duniya sun fito ne daga kasar Sin, kuma manyan masana'antun takwas suna da kashi 50.2% na kasuwar duniya. Na yi imanin cewa yayin da sabuwar cutar ta kambi ta daidaita, kasuwannin ketare za su tashi nan ba da jimawa ba.
Kwatanta kananan-fiti LED, Mini LED, da Micro LED
Abubuwan fasahar nuni guda uku da ke sama duk sun dogara ne akan ƙananan ƙwayoyin kristal na LED azaman makirufo mai haske, bambancin ya ta'allaka ne a cikin nisa tsakanin beads ɗin fitila da ke kusa da girman guntu. Mini LED da Micro LED suna ƙara rage tazarar fitilun fitila da girman guntu bisa ƙananan LEDs, waɗanda sune al'adar al'ada da ci gaban fasahar nunin gaba.
Saboda bambancin girman guntu, filayen aikace-aikacen fasahar nuni daban-daban za su bambanta, kuma ƙaramar farar pixel na nufin kusancin kallo.
Binciken Fasahar Marufi na Ƙananan Pitch LED
SMDshi ne taƙaitaccen na'urar hawan ƙasa. An kafa guntu maras tushe akan madaidaicin, kuma ana haɗa haɗin lantarki tsakanin ingantattun na'urori masu kyau da mara kyau ta hanyar wayar ƙarfe. Ana amfani da resin epoxy don kare beads na fitilar LED na SMD. Fitilar LED ana yin ta ta hanyar reflow soldering. Bayan da beads aka welded da PCB don samar da nuni naúrar module, da module da aka shigar a kan kafaffen akwatin, da kuma samar da wutar lantarki, iko katin da waya da aka samar da wani gama LED nuni allon.
Idan aka kwatanta da sauran yanayin marufi, fa'idodin samfuran fakitin SMD sun fi rashin lahani, kuma sun yi daidai da halayen buƙatun kasuwannin cikin gida (yanke shawara, sayayya, da amfani). Hakanan sune samfuran yau da kullun a cikin masana'antar kuma suna iya karɓar martanin sabis da sauri.
COBHanyar ita ce a bi guntuwar LED ɗin kai tsaye zuwa PCB tare da manne mai ɗaukar hoto ko mara ƙarfi, kuma yin haɗin haɗin waya don cimma haɗin wutar lantarki (tsari mai inganci) ko amfani da fasaha ta guntu-chip (ba tare da wayoyi na ƙarfe ba) don yin tabbatacce da korau. electrodes na fitilar bead kai tsaye da alaka da PCB dangane (flip-chip fasaha), da kuma a karshe nuni naúrar module aka kafa, sa'an nan da module da aka shigar a kan kafaffen akwatin, tare da wutar lantarki, iko katin da waya, da dai sauransu. samar da ƙãre LED nuni allon. Amfanin fasahar COB ita ce ta sauƙaƙe tsarin samarwa, rage farashin samfurin, rage yawan amfani da wutar lantarki, don haka an rage yawan zafin jiki na nuni, kuma an inganta bambanci sosai. Rashin hasara shi ne cewa dogara yana fuskantar kalubale mafi girma, yana da wuya a gyara fitilar, kuma haske, launi, da launi na tawada har yanzu suna da wuya a yi Don daidaito.
IMDyana haɗa ƙungiyoyin N na beads ɗin fitila na RGB cikin ƙaramin raka'a don samar da fitilun fitila. Babban hanyar fasaha: Common Yang 4 in 1, Common Yin 2 in 1, Common Yin 4 in 1, Common Yin 6 in 1, etc. Amfaninsa ya ta'allaka ne ga fa'idodin haɗaɗɗen marufi. Girman fitilun fitila ya fi girma, dutsen saman ya fi sauƙi, kuma ana iya samun ƙananan ɗigon ɗigo, wanda ke rage wahalar kulawa. Rashin hasara shi ne cewa sarkar masana'antu na yanzu ba cikakke ba ne, farashin ya fi girma, kuma dogara yana fuskantar kalubale mafi girma. Kulawa ba shi da kyau, kuma daidaiton haske, launi, da launin tawada ba a warware ba kuma yana buƙatar ƙarin haɓakawa.
Micro LEDshi ne don canja wurin babban adadin magana daga al'ada LED tsararru da miniaturization zuwa kewaye substrate don samar da matsananci-lafiya-pitch LEDs. An ƙara rage tsayin matakin-milimita LED zuwa matakin micron don cimma manyan pixels da ƙuduri mai girma. A ka'idar, ana iya daidaita shi zuwa girman allo daban-daban. A halin yanzu, mabuɗin fasaha a cikin kwalbar Micro LED shine karya ta hanyar fasahar aiwatar da miniaturization da fasahar canja wurin taro. Abu na biyu, fasahar canja wurin fina-finai na bakin ciki na iya karya ta iyakar girman kuma ta kammala jigilar batch, wanda ake tsammanin zai rage farashin.
GOBfasaha ce don rufe dukkan farfajiyar kayan hawan saman. Yana ɓoye wani Layer na colloid mai haske a saman ƙananan ƙananan ƙananan SMD na al'ada don magance matsalar ƙaƙƙarfan tsari da kariya. A zahiri, har yanzu ƙaramin samfurin SMD ne. Amfaninsa shine rage matattun fitilu. Yana ƙara ƙarfin anti-shock da kariya daga saman beads fitilu. Rashin hasara shi ne cewa yana da wuya a gyara fitilar, lalacewar tsarin da ke haifar da damuwa na colloidal, tunani, raguwa na gida, rashin launi na colloidal, da wuyar gyaran walƙiya mai mahimmanci.
Lokacin aikawa: Juni-16-2021