Mene ne LED lighting? iri lighting

Furodusa na telebijin sanad da masu amfani a kai a kai tare da sabuwar fasahar da cewa inganta image quality na watsa. Halarci ga sulhu na TV fuska da kuma LED abubuwa ya dade ƙware da mafi girma a kamfanoni. Kwanan nan, wani tushen haske da kuma taushi haske ma wuce a kan mobile nuni. Tantance isa yabo na irin wannan hukunci zai iya kuma masu amfani da na gargajiya lighting dangane LEDs, amma, ba shakka, mafi m kamannuna backlight LED-fuska talabijin. The fiye da haka, saboda shi complements da sauran high-tech nuna amfani ga ci gaban da wannan dabara.

A lighting na'urar

A cikin halittar kayayyaki don aiwatar da backlight LED-iri-iri ana amfani da na iya kunshi fari LED abubuwa daban-daban launi ko luminescence, kamar RGB. A jirgin da aka tsara don ba da matrix musamman tsara don hade a cikin na'urar m musamman model. Yawanci, da gefen hagu na kwamitin haši suna shirya, daya daga wanda ya samar da wani ikon LED haske, yayin da wasu da aka tsara don sarrafa ta aiki sanyi. Har ila yau, domin LED kayayyaki amfani da musamman direba, da aiki da abin da ake dangantawa da kula.

A gama form LED tsiri kunshi jerin dada fitilu dagane a kungiyoyin na 3 guda. Lalle ne, haƙĩƙa, masana'antun ba da shawarar tsoma baki tare da na'urar irin kaset, amma za a iya jiki taqaitaccen ko, conversely, yi dogon na'urar idan ake so. Har ila yau, naúrar LED-backlight allo na samar da ikon daidaita haske, kula m farawa da aka sanye take da kariya da irin ƙarfin lantarki.

Nau'in backlight saitin irin

Akwai hanyoyi biyu don haɗa kai LED haske - kai tsaye da kuma karshen. A farko sanyi na bukatar cewa tsararru za a located a baya da ruwa crystal panel. Zabi na biyu da ba ka damar haifar bakin ciki sosai bangarori fuska da kuma aka kira Edge-LED. A wannan yanayin, da jeri na tef kewayen kewaye na ciki gefen nuni. Ta haka ne a uniform rarraba da LEDs ne da za'ayi ta wajen wani panel wanda an zubar a baya da LCD - yawanci irin wannan backlight LED-allon da ake amfani a cikin ci gaban da hannu da na'urorin. Mabiya kai tsaye backlight nuna ingantaccen sakamakon luminescence, wanda aka samu da a mafi yawan LEDs kazalika gida dimming don rage launi zane.

Aikace-aikace na LED illuminator

A talakawan mabukaci iya samun wannan fasaha a cikin model na Sony talabijin, LG da kuma Samsung, kazalika da kodak kayayyakin da Nokia. Hakika, da LEDs suka yadu, amma shi ne a cikin model na wadannan masana'antun ne kiyaye ingantaccen canje-canje a cikin shugabanci na inganta mabukaci halaye na wannan hukunci. Daya daga cikin manyan matsaloli da cewa da fuskantar da zanen kaya ne don tallafa wa allo yi tare da ganiya halaye cikin sharuddan hasken rana kai tsaye. Har ila yau, ya jagoranci LED-backlight ya kwanan inganta cikin sharuddan kara bambanci. Idan muka magana game da ci gaba a cikin shugabanci na allo tsarin, sa'an nan akwai gagarumin ragi a cikin kauri daga cikin bangarori, kazalika da karfinsu da fadi da allo. Amma zama kasa warwaruwa matsaloli. LEDs ba su iya cikakken ci gaba da damar a aiwatar da nuna bayanai. Duk da haka, wannan bai hana LED-fasahar kau da CCFL-fitilu kuma gasa tare da sabon ƙarni na jini fuska.

taimako sakamako

Kayayyaki dangane da haske-emitting diodes da yawa damar iya yin komai don samar da daban-daban effects. A wannan mataki na ci gaba da fasahar masana'antun an rayayye ta amfani da biyu stereoscopic mafita. A farko ya shafi mai kusurwa sabawa na radiation daga ƙarƙashinsu tare da goyon baya ga diffraction sakamako. Mai amfani iya gane da sakamako a cikin shakka daga Viewing amfani da tabarau ko ba tare da su, cewa shi ne, a holography yanayin. Na biyu sakamako ya hada da kawar da na luminous juyi wanda saki fitilu LED-nuni zuwa ga wani ajali hanya a cikin ruwa crystal yadudduka. Amfani da wannan fasahar za a iya hade tare da 2D-da 3D-tsaren bayan dace hira ko transcoding. Duk da haka, game da wani yiwu hade tare da uku-girma images daga LED backlights ba za smoothly.

Dace da 3D fasaha

Ba za mu iya ce cewa allon tare da LED-backlit, akwai manyan matsaloli da hulda da 3D format, amma ga mafi kyau duka ji na viewer da irin wannan "hoto" bukatar musamman da tabarau. Daya daga cikin alamar rahama yankunan da wannan ci gaba ne cikin sitiriyo da tabarau. Alal misali, injiniyoyi NVDIA saki 'yan shekaru da suka wuce-rufe 3D tabarau da ruwa crystal ruwan tabarau. Domin deflecting haske bim LED-backlight LCD allon azurta da yin amfani da rabuwa tacewa. A wannan yanayin, da maki suna da za'ayi ba tare da wani musamman frame, a cikin nau'i na tef. Saka ruwan tabarau kunshi wani m tsararru na translucent LED iri-iri, wanda gane da bayanai tare da kula da na'urar.

abũbuwan amfãni daga cikin backlight

Idan aka kwatanta da sauran lighting zažužžukan, LEDs muhimmanci inganta ingancin mabukaci telebijin fuska. Da farko inganta kai tsaye image halaye - wannan results a kara bambanci da kuma launi haifuwa. A mafi ingancin launi bakan aiki na samar da RGB-matrix. Bugu da kari, LED-backlight daban-daban low ikon amfani. Da kuma cimma wutar lantarki amfani raguwa har zuwa 40% a wasu lokuta. Har ila yau, ya kamata a lura shi ne yiwuwar samar da ultrathin fuska, wanda a lokaci guda da low nauyi.

shortcomings

Members yanzu talabijin da LED backlight soki su cutarwa sakamakon blue-Violet radiation a kan idanun. Har ila yau bluish lura a mafi "image" cewa ya tarwatsa yunkurin fahimtar da na halitta launi haifuwa. Duk da haka, a cikin sabuwar siga na TV da wani babban -resolution LED-backlight allo na da kusan babu irin wannan lahani. Amma akwai matsaloli tare da gudanar da haske, a cikin abin da shiga bugun jini nisa daidaitowa. A cikin irin wannan saituna, za ka iya lura da allo flicker.

ƙarshe

A ranar, da kashi TV model tare LED-fasahar ne a cikin jariri. Duk da yake mabukaci bincika da dama da kuma girma, wanda shi ne iya samar da wani m bayani. Ya kamata a lura da cewa aiki disadvantages mallaki LED LED-fitilu, ba dame masu amfani a matsayin babban kudin. Kwararru da yawa, wannan factor ne dauke da manyan shamaki ga popularization na fasaha. Duk da haka, da yiwuwa ga LEDs har yanzu zama alamar, kamar yadda su kudin za ta rage yadda bukatar ƙaruwa. Layi daya ga wannan, inganta lighting da sauran halayen da kara qara kyawawa na da tayin.