I n’a fɔ kunnafonifalen fɛɛrɛ nafamaba bi dugubaw kɔnɔ, kɛnɛma LED jiralanw, n’u yeelen ka bon, n’u filɛcogo ka bon, ani u bɛ se ka ladamu sigida la kosɛbɛ, olu bɛ baara kɛ kosɛbɛ piblisitew la, sirako ɲɛminɛni na, farikoloɲɛnajɛ ɲɛnamaw jirali la, ani baara wɛrɛw la. Nka, baarakɛcogo wajibiyalenw jiralanw na, olu bɛ danfaraba don baarakɛcogo suguya caman na, o bɛ na ni fɛɛrɛ suguya caman ye. O suguyaw bɛ danfaraba don u jɔcogo la, u jiracogo ɲuman na, u baaracogo la, ani u ladonni musakaw la. O danfara ninnu faamuyali ye fɛnba ye walasa ka jiracogo ɲuman sugandi.
Danfara minnu bɛ kɛ ka kɛɲɛ ni pakew dilanni fɛɛrɛ ye: Danfara jɔnjɔn minnu bɛ SMD ni COB cɛ
Pakew dilanni fɛɛrɛ min bɛ kɛ kɛnɛma LED jiralanw na, o bɛ nɔ bila u lakanani n’u jiracogo tiɲɛni na k’a ɲɛsin u yɛrɛ ma. Fɛnɲɛnɛmafagalan kunbabaw ye surface mount packaging (SMD) ani chip-scale packaging (COB) ye. SMD fɛɛrɛ bɛ LED puce bilenman, wuluwulu ani bulu fara ɲɔgɔn kan ka kɛ LED kelen ye, ka sɔrɔ k’u solder PCB la. Nin wale kɔgɔlen in bɛ musaka dɔgɔman di, wa a bɛnnen don yeelen dɔgɔya- ka se cɛmancɛ-fɛɛrɛw ma, i n’a fɔ piblisite ɛkran misɛnnin minnu bɛ wuli ka bɔ so kɔnɔ ka taa kɛnɛma. Nka, a ka LED minnu bɛ kɛnɛ kan, olu tɛ se ka wuli kosɛbɛ, wa u ka teli ka LED salenw walima kulɛri caman cili koɲɛw sɔrɔ ka da buguri ni sanji kan waati jan kɔnɔ. O ni COB fɛɛrɛbɔ tɛ kelen ye, o bɛ puwɛnti in pake ka ɲɛsin PCB sanfɛla ma, k’a datugu ni lakanalan ye, ka "puce-pake-lakanani" sigicogo jɛlen dɔ da. O dilancogo in bɛ ɛkran buguri, ji ani fɛnw sɔgɔli kunbɛncogo ɲɛ kosɛbɛ (ni lakanani hakɛ bɛ se IP65 ma ka tɛmɛ o kan), o b’a to a bɛnnen don ka baara kɛ ni a ye tuma caman na waati gɛlɛnw na (i n’a fɔ siraba kunnafonidilanw walima pankarti belebelebaw kɔgɔjida dugubaw kɔnɔ). O tɛmɛnen kɔ, COB ka fɔcogo ɲuman (piksɛl fɔcogo bɛ se ka dɔgɔya ni P1.5 ye) bɛ kɛ sababu ye ka ja jogo ɲɛfɔ ka ɲɛ, nka k’a sababu kɛ sisan sɔrɔko dantigɛli ye, a musaka fɔlɔ ka bon ka tɛmɛ SMD ɲɛnabɔcogo kan.
Danfara ka kɛɲɛ ni fɔcogo ye: Ka jɛya ni filɛli yɔrɔ janya balansi
Pixel pitch (pixel centers kɛrɛfɛyɔrɔw ni ɲɔgɔn cɛ janya) ye paramètre jɔnjɔn ye min bɛ kɛnɛma LED jiracogo jɛlen jira. A suguya minnu ka teli ka sɔrɔ olu ye P10, P8, P6, ani hali fɔlikan misɛnninw ye P5 duguma. Écran belebele-pitch (i n’a fɔ P10-P16) bɛ LED kelen-kelen belebelebaw jira ani pixel density dɔgɔyalen ye yɔrɔ kelen na, o b’a to u bɛnnen don ka lajɛ ka bɔ yɔrɔ janw na (i n’a fɔ piblisite ecran belebelebaw dugu taamasiyɛnw kan). U nafaw ye yeelenba ye (a bɛ se nit 8000-10000 ma), fanga dɔgɔyali ka dɔgɔn kosɛbɛ, ani fɛn dilanni musaka minnu bɛ sɔrɔ kosɛbɛ. Fine-pitch screens (i n’a fɔ P5-P1.5) bɛ 4K walima hali 8K ultra-high-definition jiracogo ɲuman sɔrɔ ni pixel pitch dɔgɔyali ye ani ka dɔ fara pixel hakɛ kan yɔrɔ kelen na. O b’a to u bɛnnen don ka u lajɛ kɛrɛfɛ (misali la, piblisite ɛkran minnu bɛ kɛ ɲɔgɔn fɛ sannikɛyɔrɔw ɲɛfɛ walima jatebɔlanw kan farikoloɲɛnajɛyɔrɔw la). Nka, jiralan minnu bɛ fɔ ni fɔcogo ɲumanw ye, olu bɛ fɛn caman ɲini funteni bɔli dilanni na ani kafoda kɔlɔsili la. LED puce minnu bɛ pake kosɛbɛ, olu bɛ funteni caman bɔ, o bɛ funteni bɔli fɛɛrɛ ɲuman de wajibiya (i n’a fɔ aluminiyɔmu misiwolo funtenibɔlan walima ji nɛnɛ fɛɛrɛ). O tɛmɛnen 'kɔ, bolifɛntigi IC ka tiɲɛni bɛ nɔ Blà kulɛriw ɲɔgɔndan na k'a ɲɛsin a yɛrɛ ma.
Baarabolodacogo: Jɛkuluba-Kunnafoni jiracogo ni kɛrɛnkɛrɛnnen-Sɛbɛnni bɛrɛbɛnni
Ka kɛɲɛ ni baarakɛcogo kɛrɛnkɛrɛnnen ye, kɛnɛma LED jiralanw bɛ se ka tila ka taa a fɛ ka kɛ jiralanw ye minnu bɛ kɛ ka kɛɲɛ ni sariya ye ani baarakɛcogo jiralanw minnu fanga ka bon-. Ɲɛjirali jɔnjɔnw (i n’a fɔ piblisite ekran kɔrɔlenw) bɛ sinsin fɔlɔ ja jɔnjɔnw ni wideyow jirali kan, u bɛ sinsin danfaraba kan (a ka c’a la, a ka bon walima a bɛ bɛn 3000:1 ma) ani filɛli kɛyɔrɔw la minnu ka bon ( A ka bon walima a bɛ bɛn degere 160 ma, a bɛ kɛ cogo min na, a bɛ kɛ cogo min na) walasa ka a lajɛ ka jɛya ka bɔ yɔrɔ bɛɛ la. Baarakɛcogo ɲɛnabɔlen dilancogo bɛ labɛn ka ɲɛ mago kɛrɛnkɛrɛnnenw kama. Misali la, sirako ɲɛminɛlanw bɛ waati lakika{11}} kunnafonidilanw de wajibiya minnu bɛ ɲɔgɔn sɔrɔ (i n’a fɔ 4G/5G walima fibre optique interfaces) ani lakurayali hakɛ caman ( Ka tɛmɛ 1920Hz kan walima ka bɛn 1920Hz ma) walasa ka an yɛrɛ tanga fɛn yetaw ma mobili teliyalenw kɔnɔ. Jagokɛyɔrɔ ekranw bɛ sinsin jɔli nɔgɔman kan (kabinet kelen girinya min ka dɔgɔ ni kilo 10 ye walima a bɛ bɛn kilo 10 ma) ani sigili teliya la (magnetic or snap-on splicing). U fana bɛ ŋaniya jɛmanw de wajibiya ( A ka bon walima a bɛ bɛn 16bit ma) walasa ka kulɛri jiginni nɔgɔlenw sɔrɔ. Lakanali kɔlɔsili ɛkranw kɔni ka kan ka taamasiyɛnw donyɔrɔ caman dɛmɛ (i n’a fɔ HDMI, DVI, ani IP streaming) ani ka ekran tilalenw-ekran jiracogo jira walasa ka kɔlɔsili ja caman jira waati kelen na.
Ladoncogo: Musow danfara minnu bɛ ɲɛfɛ-Ladonni laban ni kɔfɛ-Ladonni laban cɛ
Kɛnɛma LED jiralanw ladonni nɔgɔya bɛ nɔ bila u musaka kuntaalajan-kɔnɔ k’a ɲɛsin u ma. O furakɛcogo ninnu bɛ tila fɔlɔ i n’a fɔ ɲɛfɛla-dakun ni kɔfɛ-dakun ladonni. Front-end maintenance designs bɛ baara kɛ ni ɲɛfɛla panɛli ye min bɛ se ka bɔ walima magnɛti modulu, o b’a to fɛɛrɛtigiw bɛ se ka LED walima modulu tiɲɛnenw falen k’a sɔrɔ u ma ekran bɛɛ tiɲɛ. O dilancogo bɛnnen don kɛrɛnkɛrɛnnenya la yɔrɔw ma minnu yɔrɔ ka dɔgɔ, i n’a fɔ jiralanw minnu bɛ don kogow walima pilanw kɔnɔ. Nka, nin dilan sugu in bɛ dasiri wajibiyalenw de wajibiya minnu ka bon kosɛbɛ, o bɛ lakanafɛn wɛrɛw wajibiya i n’a fɔ ji tɛ don a la i n’a fɔ lastikuw, o bɛ se ka lakana hakɛ tiɲɛ dɔɔni.
Kɔfɛ-ladonni, n’o ye laadala furakɛli kunbaba ye, o bɛ kɛ sɛgɛsɛgɛli dondaw fɛ walima da pankurun min bɛ se ka bɔ, o bɛ kɛ ɛkran kɔfɛ. A ka c’a la, o bɛ kɛ ni santimɛtɛrɛ 60-80 ye a dɔgɔyalenba la. A nafaw bɛ a jɔcogo nɔgɔman na ani a sigicogo ɲuman na (o b’a to IP65+ lakanani hakɛ sɔrɔli ka nɔgɔn). Nka, ni ekran bilala yɔrɔ jan na walima yɔrɔ datugulenw na (i n’a fɔ rido kogo sanfɛla sanfɛ), lakana faratiw ni baarakɛcogo gɛlɛyaw bɛ bonya kosɛbɛ ladonni baarakɛlaw bolo.
Kuncɛli
Danfara minnu bɛ kɛnɛma LED jiracogo suguyaw la, olu ye bɛnkan tigitigi ye fɛɛrɛko paramɛtiriw ni baarakɛcogo wajibiyalenw cɛ. K’a ta pakew dilanni fɛɛrɛ lakanani baarakɛcogo la ka se pixel pitch jɛlen balansi ma, k’a ta scenario-kɛrɛnkɛrɛnnenya la a baarakɛcogo ladamuni na ka se a ladonni misali musaka jateminɛw ma, suguya kelen-kelen bɛɛ b’a ka fɛn kolomaw ɲɛnabɔ baarakɛcogo kɛrɛnkɛrɛnnenw kama. Baarakɛlaw ka kan k’u ka baarakɛnafolo jateminɛ, u sigicogo, u ka filɛli yɔrɔjan, ani u ladoncogo kuntaalajan-labɛnni n’u b’a sugandi ka jiracogo ɲuman ni baarakɛcogo ɲuman caya. Ni Mini/Micro LED fɛɛrɛ bɛ ka kɔgɔ, kɛnɛma jiralan nataw bɛna dancɛw tiɲɛ ka taa a fɛ, minnu ye yeelen, fanga tacogo, ani ɲɛfɔli ye, ka fɛɛrɛ caman di dugu kunnafoniw jɛnsɛnni ma.