Faa'iidooyinka iyo faa'iido darrada teknoolojiyada baakadaha kala duwan ee loogu talagalay alaabada hareeraha yar yar ee LED-ka iyo mustaqbalka!

Qeybaha LED-yada yar-yar ayaa kordhay, waxayna bilaabeen inay la tartamaan DLP iyo LCD suuqa bandhigga gudaha. Marka loo eego xogta ku saabsan miisaanka suuqa caalamiga ah ee soo-bandhigga LED-ka, laga bilaabo 2018 ilaa 2022, faa'iidooyinka waxqabadka ee alaabada yar-yar ee muuqaalka LED-ka ayaa noqon doona wax iska cad, sameynta isbeddel lagu beddelayo tiknoolajiyada dhaqameed ee LCD iyo DLP.

Qaybinta warshadaha ee macaamiisha LED-ga-yar
Sanadihii la soo dhaafay, LED-yada yar-yar waxay gaareen horumar deg deg ah, laakiin qarashka iyo arrimaha farsamada awgood, waxaa hada inta badan loo isticmaalaa goobaha xirfadaha lagu soo bandhigo. Warshadahaani uma nugul yihiin sicirka wax soo saarka, laakiin waxay u baahan yihiin tayo soo bandhigiddu aad u sarreyso, sidaa darteed waxay si deg deg ah ugu fadhiyaan suuqa berrinka muuqaalka gaarka ah.

Horumarinta LED-yada yar-yar ee ka imanaya suuqa soo-saarka gaarka ah ilaa suuqyada ganacsiga iyo rayidka. Wixii ka dambeeya 2018-ka, maadaama teknolojiyaddu qaan-gareyso oo kharashkuna hoos u dhacayo, Laydhka yar-yar ee loo yaqaan 'LEDs' ayaa ku qarxay suuqyada lagu soo bandhigo ganacsiga sida qolalka shirarka, waxbarashada, suuqyada laga dukaameysto, iyo tiyaatarada filimada. Baahida loo qabo LED-yada heerka sare ee heerka sare ee suuqyada dibedda ayaa sii kordhaya. Toddoba ka mid ah siddeedda shirkadood ee ugu sarreeya adduunka ayaa ka soo jeeda Shiinaha, siddeedda shirkadood ee ugu sarreeyana waxay ka yihiin boqolkiiba 50.2% saamiga suuqa adduunka. Waxaan aaminsanahay in markii cudurka faafa ee taajku uu xasilloon yahay, suuqyada dibedda ay dhawaan soo kici doonaan.

Isbarbardhiga LED-ga yar, Mini LED, iyo Micro LED
Saddexda tikniyoolajiyadood ee kor ku xusan dhammaantood waxay ku saleysan yihiin unugyada muraayadda yar yar ee loo yaqaan 'LED light crystal' sida dhibcaha iftiinka muuqaalka, farqiga wuxuu u dhexeeyaa masaafada u dhexeysa kuullada ku dhagan iyo cabirka jibbaarada. Mini LED iyo Micro LED waxay sii yareyneysaa kala-baxa laambadda iyo cabirka ku saleysan LED-yada yar-yar, oo ah isbeddelka guud iyo jihada horumarka tikniyoolajiyadda soo-bandhigidda mustaqbalka.
Farqiga u dhexeeya cabbirka cufnaanta awgeed, noocyada kala duwan ee codsiyada tignoolajiyada muuqaalladu way ka duwanaan doonaan, hareeraha yar ee pixel-ka ahna waxay ka dhigan yihiin masaafo dhow oo daawasho ah.

Falanqaynta Teknoolojiyadda Baakadka ee loo yaqaan 'LED Pitch Small Technology'
SMDwaa soo gaabinta aaladda dusha sare. Qalabka qaawan ee qaawan ayaa lagu dhejiyay qaybta, iyo isku xirka korantada waxaa laga sameeyaa inta udhaxeysa electrodes togan iyo taban iyada oo loo marayo silig bir ah. Cusbi epoxy waxaa loo isticmaalaa in lagu ilaaliyo kuleylka laambada SMD LED. Iftiinka LED-ka waxaa lagu sameeyaa dib-u-hagaajinta. Ka dib marka kuullada lagu xiro PCB si ay u sameeyaan qaybta cutubka muuqaalka, moduleka waxaa lagu dhejiyaa sanduuqa go'an, iyo korontada, kaarka xakamaynta iyo silig ayaa lagu darayaa si loo sameeyo shaashadda muujinta LED-ka ee dhammaatay.

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Marka la barbardhigo xaaladaha kale ee baakadaha, faa'iidooyinka alaabooyinka la soo baakadeeyay ee SMD ayaa ka culus faa'iido darrooyinka, waxayna la jaan qaadayaan astaamaha dalabka suuqa gudaha (go'aan gaarista, soo iibsiga, iyo isticmaalka). Waxay sidoo kale yihiin wax soo saarka guud ee warshadaha waxayna si dhakhso leh u heli karaan jawaabaha adeegga.

COBhabka waa in si toos ah loogu hoggaansamo qalabka LED-ka ee loo yaqaan 'PCB' oo leh koollo tabinta ama aan-tabinta lahayn, oo samee silig isku xidhka ah si loo gaadho isku xidhka korantada (habka kor u qaadista togan) ama adeegsiga tikniyoolajiyadda flip-chip (bilaa biraha fiilooyinka) si loo sameeyo wanaagga iyo xumaanta electrodes ee kuusha laambada oo si toos ah ugu xidhan isku xidhka PCB (teknolojiyada flip-chip), ugu dambayntiina waxaa la sameeyaa qaybta cutubka muujinta, ka dibna moduleka ayaa lagu dhejiyaa sanduuqa go'an, oo leh koronto, kaarka xakamaynta iyo siligga, iwm. foomka shaashadda bandhigga ee dhammaatay. Faa'iidada tiknoolajiyada COB waa inay fududeyso habka wax soo saarka, waxay yareyneysaa qiimaha badeecada, waxay yareyneysaa isticmaalka korontada, sidaas darteed heerkulka dusha sare ee muuqaalka ayaa yaraaday, isbarbaryaaca si weyn ayaa loo hagaajiyay. Faa'iido darrada ayaa ah in isku halayntu ay wajahayso caqabado waaweyn, way adag tahay in la hagaajiyo laambadda, dhalaalka, midabka, iyo midabka khadkuna wali way adag tahay in la sameeyo Si isku mid ah.

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IMDwuxuu isku daraa N kooxo ka kooban laambadaha RGB-ga unug yar si loo sameeyo laambad kuul. Wadada ugu weyn ee farsamada: Common Yang 4 in 1, Common Yin 2 in 1, Common Yin 4 in 1, Common Yin 6 1, iwm. Faa'iidadeeda waxay ku jirtaa faa'iidooyinka baakadaha isku dhafan. Cabbirka kuusha laambaddu wuu ka weyn yahay, dusha sare waa ka fududahay, waxaana la gaari karaa dhibcaha yar ee dhibcaha, taas oo yareynaysa dhibaatada dayactirka. Faa'iido darradeedu waa in silsiladda warshadaha ee hadda jirta aysan fiicnayn, sicirka ayaa ka sarreeya, kalsooniduna waxay la kulantaa caqabado badan. Dayactirku waa mid aan ku habboonayn, iyo joogtaynta dhalaalka, midabka, iyo midabka khadku wali lama xallin waxayna u baahan tahay in la sii hagaajiyo.

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Micro LEDwaa in lagu wareejiyo qaddar aad u badan oo wax looga qabanayo qaabab dhaqameedka LED-ka iyo yareynta wareejinta wareegga wareegga si loo sameeyo LED-yada-ganaax-heer sare ah. Dhererka LED-ka heerka millimitir ayaa loo sii dhimay heerka micron si loo gaaro pixels heer sare ah iyo xallinta heer sare. Aragti ahaan, waxaa loo waafajin karaa cabbirka shaashadda kala duwan. Waqtigan xaadirka ah, tiknoolajiyada muhiimka ah ee culeyska Micro LED waa in lagu jebiyo tiknoolajiyada habka miniaturization iyo tikniyoolajiyadda wareejinta ballaaran. Marka labaad, tikniyoolajiyadda wareejinta filinka dhuuban ayaa jebin kara xadka cabbirka oo dhameystiri kara wareejinta dufcadda, taas oo la filayo inay yareyso qiimaha.

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GOBwaa tiknoolajiyad lagu daboolayo dhammaan dusha sare ee qaybaha dusha sare. Waxay xireysaa lakab ah iskudhaf hufan oo dusha sare ah oo ah noocyo dhaqameed yar yar oo SMD ah si loo xalliyo dhibaatada qaabka adag iyo ilaalinta. Asal ahaan, wali waa shey yar oo SMD ah. Faa'iidadeeda waa in la yareeyo nalalka dhintay. Waxay kordhisaa xoogga ka-hortagga shoogga iyo ilaalinta dusha sare ee laambadaha. Faa’iido darrooyinkeeda ayaa ah inay adag tahay in la hagaajiyo laambadda, cilad-darrada moduleka ee ay keento isku-buuqa kolloidhka, milicsiga, hoos u dhaca ku yimaadda deegaanka, midowga midab-beddelka, iyo dayactirka adag ee alxanka dalwaddii.

gob


Waqtiga boostada: Juun-16-2021

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