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LED Nuna Ka'idodi na 6

Nunin lantarki na LED yana da pixels masu kyau, babu wani irin rana dare ko dare, nunin rana na iya bari masu sauraron su na iya barin abubuwan nuni.

Fasaha na Hoto

Babban ka'idodin jagorancin LED shine ya canza alamun dijital cikin siginar hoto kuma gabatar da su ta hanyar Linous tsarin. Hanyar gargajiya ita ce amfani da katin kama bidiyo tare da katin VGA don cimma aikin nuna. Babban aikin sayen bidiyo shine don ɗaukar hotunan bidiyo, da kuma samun adireshin mahaɗan na mitar, da kuma pixel maki da yawa ta hanyar kwafa teburin duba launi. Gabaɗaya, software za a iya amfani da software na real-lokaci ko sata na kayan aiki, idan aka kwatanta da sata da kayan aikin sun fi dacewa. Koyaya, hanyar gargajiya tana da matsalar karfinsu tare da VGA, wacce take haifar da birgima ta birgima, ingancin hoto da sauransu, kuma a ƙarshe lalata ingancin hanyar nuni.
Dangane da wannan, masana masana'antu sun kirkiro da katin bidiyo na sadaukarwa JMAC-JED, an warware matsalolin bidiyo da kuma bayanan VGA don samar da tasirin wasan kwaikwayo na musamman, da kuma samun matsalolin da suka dace da su. Abu na biyu, ƙudurin ƙuduri yana ɗaukar cikakkiyar yanayin don tabbatar da cikakken yanayin hoton bidiyo, ɓangaren ɓangaren ba lallai ba ne m, kuma ana iya jujjuya hoto ba tare da izini ba, kuma ana iya jujjuya hoto don biyan bukatun sake kunnawa daban-daban. A ƙarshe, launuka uku na ja, kore da shuɗi za a iya raba su da kyau don biyan bukatun allon nuna allo mai kyau.

Real hoto mai launi

Ka'idar cikakken launi na LED yayi kama da na talabijin dangane da aikin gani. Ta hanyar ingantaccen haɗin ja, launuka masu launin kore da shuɗi, launuka daban-daban na hoto za'a iya mayar da su kuma a sake buga su. Tsarkin launuka uku na ja, kore da shuɗi zai shafi haifuwar hoton hoton. Ya kamata a lura cewa haifuwa na hoton ba bazuwar hade ne mai launin ja ba, kore da shuɗi launuka, amma ana buƙatar takamaiman farashi.

Na farko, hasken tsananin ƙarfin ja, kore da shuɗi ya kamata ya kusanci 3: 6: 1; Abu na biyu, idan aka kwatanta shi da sauran launuka biyu, mutane suna da wasu abubuwan lura da su a cikin wahayi, don haka ya zama dole a rarraba ja a sarari nuni. Abu na uku, saboda hangen nesan mutane shine ke amsawa ga onlinearfin da ba a bayyana na launin ja ba, kore da shuɗi, wajibi ne don gyara hasken da aka fitar daga ciki daga cikin hasken talabijin. Mutane daban-daban, mutane daban-daban suna da damar ƙudurin launi daban-daban a karkashin yanayi daban-daban, don haka ya zama dole don gano alamun alamun launi, waɗanda suke gaba ɗaya kamar haka:

(1) Ruwan raƙuman ja, kore da shuɗi sun kasance 660nm, 525nm da 470nm;

(2) Amfani da naúrar bututun guda 4 tare da farin haske shine mafi kyau (fiye da tubes 4 kuma iya, yafi dogara da tsananin haske);

(3) Matsayi na launin toka na lu'ulu'u na farko shine 256;

(4) Gyara gyaran ba dole ne a sami tsari don aiwatar da tsarin LED pixels ba.

Red, Green da Blue Light Tsarin Tsara Tsarin Tsarin Rarrabawa na iya gane shi da tsarin kayan aikin ko ta hanyar software mai dacewa.