LED backlight yana nufin amfani da LEDs (haske emitting diodes) a matsayin tushen hasken baya na ruwa crystal nuni, yayin da LED backlight nuni ne kawai backlight tushen ruwa crystal nuni daga gargajiya CCFL haske tube haske (kama da kyalli fitilu. ) zuwa LED (haske emitting diode).Za a iya fahimtar ka'idar hoto ta ruwa kristal kawai a matsayin gaskiyar cewa wutar lantarki ta waje da ake amfani da ita don karkatar da kwayoyin kristal na ruwa zai toshe gaskiyar hasken da hasken baya ke fitarwa kamar wata ƙofa, sa'an nan kuma aiwatar da hasken akan abubuwan tace launi daban-daban. launuka don samar da hoto.

Hasken baya na LED mai haske

Hasken baya na LED mai haske shine shirya LED ɗin ya mutu akan gefen allon LCD, sannan yayi daidai da farantin jagorar haske, ta yadda lokacin da tsarin hasken baya na LED ya haskaka haske, hasken da ke fitowa daga gefen allon yana watsawa zuwa tsakiyar yankin allon ta hanyar farantin jagorar haske., Don haka yawan adadin hasken baya, ƙyale allon LCD don nuna hotuna.

Haɓakawa na Edge-lit LED backlight

Tare da ci gaba da ci gaban fasaha na fasaha, hasken baya na gefe na gefe zai bunkasa daga LED guda ɗaya a kan babba da ƙananan ɓangarorin zuwa LED guda ɗaya na ƙarshe.Gabaɗaya, TV ɗin da aka ba da baya na LED guda ɗaya a bangarorin biyu na 32 "wanda ake iya gani a kasuwa yana amfani da LEDs kusan 120 zuwa 150. Idan an canza hasken bayan TV zuwa LED guda ɗaya, ana iya rage yawan LEDs zuwa 80-100 ( wanda a ƙarshe za a iya rage yawan LEDs ɗin ya dogara da fasahar tambarin, idan fasahar ta dace, nan gaba, LED guda ɗaya za a juya daga dogon gefe ( sama ko ƙasa) zuwa guntun gajere (hagu ko dama). Wannan nau'in canjin zai yi amfani da ƙarancin adadin barbashi na LED.

Tsawon rayuwa

Rage amfani da LEDs ba wai kawai yana da tasiri mai kyau akan kula da farashi ba, amma muna ganin sauran tasiri mai kyau akan kayayyaki.Alal misali, za a rage yawan zafin jiki na module saboda ƙarancin amfani da LEDs.Idan muka ɗauki LCDTV na sama mai girman 32 inci a matsayin misali, ƙarancin amfani da adadin LEDs zai iya rage zafin module da kusan 10% -15%. har ma da TV, daga Gabaɗaya, rage zafin jiki dole ne ya yi tasiri mai kyau ga rayuwar sassan lantarki.Wannan taimako ya fi bayyana a fili a cikin manyan filayen LED na talabijin, saboda akwai ƙarancin LED waɗanda ba safai ake amfani da su ba.

Faɗin kusurwar kallo

Bugu da ƙari, yin amfani da manyan ayyuka na haɓaka haɓaka fina-finai masu haske kuma suna taka rawar gani a kusurwar kallon TV.Saboda ka'idar fasaha na ingantaccen ingantaccen haske na haɓaka fim ɗin shine watsa hasken polarized zuwa tsarin hasken baya don yaduwa da tunani har sai ya shiga gilashin.Tsarin hasken baya wanda ke amfani da fim ɗin haɓaka haske yana haɓaka haske da kusan 30% idan aka kwatanta da tsarin da baya amfani da fim ɗin gani.Tun da fim ɗin haɓaka haske mai girma ya bambanta da fim ɗin gabaɗaya, ba ya buƙatar sadaukar da kusurwar kallo don ƙara haske, don haka irin wannan fim ɗin haɓaka haske mai girma ya shahara sosai ga masana'antun TV na gida da na waje.Tare da karuwar yanki na LCDTVs, masu amfani sun fara samun wasu buƙatu don kusurwar kallo.An sanya TV LCD mai girman inci 47 tare da inci sama da 10,000 a tsakiyar falo. Tabbas, shugaban gidan yana fatan baƙi da ke zaune a kowane kusurwa za su ji daɗin ingancin allon TV ɗin.

Ajiye makamashi da tanadin wuta

Tabbas, jama'a za su iya fuskantar fa'idodin fitilun LED masu haske kai tsaye, wanda shine rage yawan kuzarin TV ɗin gaba ɗaya.Talabijin na baya na LED na al'ada 32, matakin yanzu gabaɗaya yana cinye kusan 80W. Wannan matakin yayi daidai da matakin na uku a cikin sabbin ƙa'idodin ingantaccen makamashi na ƙasa.

Idan masana'antun suna son haɓaka matakan amfani da makamashi na TV, akwai mafita masu dacewa da yawa, amma yin amfani da fim ɗin haɓaka haske mai girma ya kamata ya zama hanya mafi sauƙi da kai tsaye da inganci don haɓaka aikin amfani da makamashi.Idan an haɗe shi da fim ɗin haɓaka haske mai girma, za a iya rage yawan amfani da makamashi da kusan 20% -30% yayin da yake riƙe da wannan matakin haske (aikin ƙarshe ya dogara da fasahar kowane iri).Daga lissafin ƙididdigewa, ana iya inganta yawan kuzarin TV daga 80W zuwa kusan 60W ta hanyar fim ɗin haɓaka haske mai girma.Haɓaka amfani da makamashi ba wai kawai yana bawa masana'antun damar yin aiki mai ƙarfi tare da manufofin kare muhalli na ƙasa ba, har ma yana taimakawa masu amfani da kuɗin wutar lantarki masu alaƙa.

Daga binciken fasaha na sama, mun ga cewa ƙirar hasken baya-littafi yana da amfani mai yawa ga masana'antun da masu amfani.A nan gaba kaɗan, LEDs masu gefe guda ɗaya masu haske dole ne su zama makoma ta ƙarshe na fitilolin baya na LED.

Aikace-aikace al'amuran:
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