Matrix don TV – iri, yadda za a gano wanda ke kan TV, wanda ya fi kyau

Mene ne matrix don TV, irin nau’in da ake amfani da su a cikin TV na zamani, yadda za a gano wanda yake a cikin wani TV na musamman da kuma wanda ya fi kyau. [taken magana id = “abin da aka makala_2719” align = “aligncenter” nisa = “1014”]
IPS matrix [/ taken magana]

Menene matrix da ake amfani dashi a cikin TV

Lokacin zabar samfurin TV, nuna nau’in matrix da aka yi amfani da shi. Wani lokaci masu saye ba su da isasshen ilimi don kimanta fa’idodi da rashin amfani da wannan ko wancan allon yake da shi. A gaskiya ma, matrix tsarin ne na babban adadin m lantarki. Karkashin aikin siginar lantarki, nuna gaskiya, launi da sauran fasalulluka suna canzawa dangane da nau’in / nau’in. Hoton yana samuwa ne saboda samuwar kowane batu na hoton. Ana yin wannan a cikin sauri sosai don masu kallo su iya ganin hotuna masu motsi na gaske. [taken magana id = “abin da aka makala_9987” align = “aligncenter” nisa = “1200”]
Halayen matrix na TV [/ taken magana] Matrix yana taka muhimmiyar rawa wajen tabbatar da ingancin hoto ta hanyar aiwatar da wani fasahar nunin hoto. Mafi na kowa shine nunin kristal ruwa. Hakanan akwai matrices ɗigon ƙima, OLED da TV na Laser. Na’urar matrix mai ruwa:
Nunin kristal na ruwa na iya amfani da ko dai LCD ko fasahar LED. Ka’idar aiki ita ce daya daga cikin yadudduka na allon shine Layer na ruwa mai danko. Kwayoyin da ke cikinsa na iya canza matsayinsu a ƙarƙashin aikin siginar lantarki. A wannan yanayin, kayan aikin su na gani za su canza, ƙirƙirar hoton da ake so akan allon. LCD da LED sun bambanta ta hanyar da suke da baya. A cikin akwati na farko, ya fito ne daga gefuna na allon, wanda ke rage ingancin haifuwa mai launi, amma yana rage kauri na allon. A cikin akwati na biyu, hasken baya yana samuwa a kan dukkan yanki na allon, wanda ke ba ka damar samun ingancin hoto mafi girma. Don haka, yin amfani da matrix LED yana da fa’idodi masu zuwa:

1. Yana ba ku damar sanya allon ƙarami da sirara.
2. Babban haske, bambanci da ingancin launi.
3. Ko da tare da gazawar wasu lu’ulu’u na hasken baya na LED, ingancin nuni ya kasance mai girma.
4. Amfanin wutar lantarki yana da ƙasa da 40% idan aka kwatanta da nunin LCD.

Lokacin zabar tsakanin LED da LCD TV matrices, zaɓi na farko da mutane da yawa suna la’akari da su ya fi dacewa. A cikin hotunan plasma, hoton yana samuwa ta hanyar haskaka phosphor ta amfani da hasken ultraviolet. Wannan yana ba da zurfin zurfi da jikewar launi. Plasma yana ba da amsa mai sauri da kyawawan kusurwar kallo.

Shahararrun nau’ikan matrix na talabijin a cikin 2022 – nau’ikan matrix VA, IPS, TN da sauransu

Kowane nau’in matrix yana da wasu fasaloli waɗanda kuke buƙatar sani. Za a jera manyan su gaba. Za a fara la’akari da nunin kristal mai ruwa. A cikin matrices crystal ruwa, hoton da aka nuna yana samuwa ta ɗigogi, yana ba su inuwar launi da ake so. Kowannensu a mafi yawan lokuta ya ƙunshi sassa uku masu wakiltar launuka na farko: ja, shuɗi da kore. Hakanan akwai matrices waɗanda ke amfani da launuka na farko guda huɗu.
Kowane irin wannan batu akan allon ana kiransa pixel. Lokacin da mai amfani ya ga ƙuduri, lambar farko tana bayyana adadin layuka kuma na biyun adadin ginshiƙai. Girman waɗannan lambobi, ƙarin cikakkun bayanai ana ba da hoton. A cikin filayen kristal na ruwa, matrix ɗin ya ƙunshi yadudduka uku. Abubuwa masu launi suna cikin Layer na waje. Na tsakiya ya ƙunshi lu’ulu’u na ruwa, kuma ƙasa tana ba da haske. Na’urar nunin kristal mai ruwa:
Yana amfani da farar hasken baya na LED. Layer na tsakiya yana iya sarrafa watsa haske daga ƙasan Layer. Idan yana buɗewa, to, saman saman yana aiki azaman tace launi, yana bawa pixel ɗin launi da ake so. Na gaba, za mu yi la’akari da fasalulluka na wasu nau’ikan matrices na LCD, waɗanda kuke buƙatar kula da su:

1. Idan TV yana da matrix TN-fim , kuna buƙatar la’akari da cewa sannu a hankali ya zama marar amfani. Irin waɗannan talabijin a halin yanzu suna cikin ɓangaren kasafin kuɗi kawai. Siffar allon ita ce ko da a kashe, pixels suna haskakawa. Idan akwai karaya a cikinsu , to nan take za a ga wannan. Ƙananan kusurwar kallo yana ba ku damar kallon bidiyo kawai daga madaidaiciyar hanya ko daga kusa da shi. Idan kun ƙara karkata, to, bambancin hoton zai lalace. Ƙarfin irin waɗannan masu saka idanu shine ɗan gajeren lokacin amsawa (har zuwa 2 ms).
2. S-PVA matrices Samsung ne ke ƙera su. Suna nuna inganci mai kyau, amma suna da kusurwar kallo mara kyau. Duk da haka, idan aka duba shi daga wani kusurwa mai mahimmanci, murdiya ta kasance a hankali. Yana nuna baƙar fata mai inganci. An daɗe ana amfani da irin wannan matrix a cikin ƙwararrun masu saka idanu ga waɗanda ke da hannu wajen daukar hoto ko gyaran bidiyo.
3. Nau’in matrix UV2A ya shiga kasuwa kwanan nan. Dangane da inganci, yana ɗan ƙasa kaɗan zuwa matrix OLED. Yana da babban matakin ma’anar launi. Zurfin baki ya kai 0.02-0.06 nits. kusurwar kallon irin waɗannan nunin yana da mahimmanci. Irin waɗannan samfuran ana yin su ne ta hanyar Sharp. Hakanan ba a cika ganin su a wasu samfuran Philips ba.
4. IPS da VA panels yanzu sune mafi mashahuri zaɓuɓɓuka don bangarorin LCD. Idan allon yana kashe, to hasken ba zai wuce ta ba. Ba kamar TN ba, matattun pixels ba za su yi fice a wannan yanayin ba. VA matrices suna iya yin baƙar fata tare da inganci mafi girma. Lokacin kallon bidiyo akan fuska tare da IPS, zaku iya jin daɗin kusurwoyin kallo masu mahimmanci. Suna da lokacin amsa sama da 5 ms.

Ka’idar aiki na bangarorin TN da IPS:
Siffar na’urori tare da dige ƙididdiga, waɗanda suka haɗa da ƙirar QLED, shine kasancewar Layer na huɗu a cikin allo. An tsara shi don samar da farin launi mafi girma a matsayin hasken baya. Wannan yana ba ku damar inganta haɓakar launi sosai kuma ƙara yawan adadin launuka masu launi. Musamman, wannan yana ba ku damar nuna duka fari mai tsabta da baƙar fata na gaske. Tunda tsananin haske na pixels bai da ƙarfi sosai, ana amfani da ƙarin hasken baya anan. Ana samar da nunin QLED ta Samsung, TCL da Hisense. Kwatanta Ingantacciyar Nuni:
Amfanin fuskar bangon waya OLED shine babban bambanci sosai. Masu kallo za su iya amfani da mahimmin kusurwar kallo don kallo. Waɗannan allon fuska suna da ƙarancin amfani da wutar lantarki kuma sun fi ƙanƙanta girma. Ayyukan irin waɗannan na’urori sun dogara ne akan amfani da diodes masu fitar da hasken halitta. Tsarin su baya amfani da hasken baya, wanda ke ba da damar nunin bakin ciki. Tare da waɗannan fa’idodin, suna kuma da wasu rashin amfani. Samar da waɗannan na’urori ya fi tsada fiye da sauran nau’ikan matrices. Wata matsala kuma ita ce tsawon rayuwar LEDs masu launi daban-daban.
A matsayin misali don kwatanta, za mu iya la’akari da tsawon lokacin aiki na blue da kore launuka. Su, bi da bi, za su kasance daidai da 15,000 da 100,000 na aiki. Don haka, bayan yin amfani da irin waɗannan fuska na tsawon lokaci, tasirin ƙonawa zai bayyana, wanda zai lalata ingancin hoto. A cikin irin waɗannan matrices, ƙarin farin subpixel wani lokaci ana amfani da shi don samar da hoto. Yin amfani da launuka huɗu maimakon sakamako uku a cikin raguwar ƙudurin allo. Nunin OLED suna da inganci kuma masu tsada. Ana amfani da su sosai a cikin fasahar su ta Samsung, LG, Sony da Apple. Kwatanta ingancin hoto:
Amfani da fasahar Laser ya dogara ne akan ka’idoji daban-daban fiye da waɗanda aka bayyana a baya. Anan hasken baya fitowa daga allon, amma ana nuna shi kawai. Wannan yana rage nauyin ido, amma yana rage haske na hoton. Irin waɗannan matrices an bambanta su ta hanyar ingancin hoto mai kyau da kuma kyakkyawan haifuwa mai launi. Rashin lahani na irin waɗannan samfurori shine farashin su mafi girma. Matrix don TV wace fasaha ce mafi kyau va ko ips ko tn – irin kwatancen: https://youtu.be/Uuz1tyNplL8

Yadda ake tantance nau’in matrix a cikin TV ɗin ku

Domin sanin nau’in matrix ɗin da ake amfani da shi a cikin TV ɗin ku, zaku iya tantance ainihin sunan samfurin. Ga masana’antun da yawa, wannan lambar ta ƙunshi bayanai game da nau’in matrix da aka yi amfani da su. Ana iya kwatanta wannan da misalin mai zuwa. Idan muka yi la’akari da samfurin QN65Q900RBFXZA daga Samsung, to kuna buƙatar kula da haruffa biyu na farko. “QN” yana nufin ana amfani da matrix QLED. Ana iya samun ainihin sunan a talabijin ko a akwatin da aka riga an cushe shi a ciki. [taken magana id = “abin da aka makala_2762” align = “aligncenter” nisa = “900”]
Lakabi Samsung TV [/ taken magana] Wata hanyar samun wannan bayanin ita ce amfani da babban menu. Ana iya buɗe shi tare da maɓalli mai dacewa akan ramut. Yawancin lokaci yana ƙunshe da wani abu wanda ya ƙunshi bayanai game da TV. Ta hanyar buɗe shi, zaku iya samun bayanan da suka dace. Wani lokaci zaka iya ƙayyade nau’in allon a zahiri. Misali, idan ka danna kan allo, hoton ya lalace, to, zaku iya yanke shawarar cewa ana amfani da matrix VA ko TN. Lokacin da ingancin hoton ya lalace sosai idan aka duba shi daga gefe, muna da yuwuwar magana game da TN. Kuna iya samun bayanan da suka dace game da samfurin ta hanyar bincika Intanet. Don haka, ba kawai bayanan fasaha za su kasance ba, har ma da sake dubawar masu amfani. Yadda ake gano menene matrix akan TV: https://youtu.be/x4mBM9Nvgqk

Menene mafi yawan lalacewa a cikin matrices

Dole ne a yi rajistar masu zuwa ba kawai lokacin siyan TV ba, har ma a nan gaba. Don haka, zai yiwu a gano game da kasancewar mafi yawan lalacewa. Lokacin siye, kuna buƙatar gwada pixels da suka karye . Yawancin lokaci ana yin hakan ta hanyar nuna hoto tare da babban matakin haske akan allon. Matattun pixels za su kasance a bayyane azaman ɗigon baƙi. [taken magana id = “abin da aka makala_9946” align = “aligncenter” nisa = “600”]
Matattu pixel[/taken magana] Bukatar duba saurin bidiyo. Ana iya tabbatar da wannan ta hanyar nuna bidiyo mai sauri. Ta hanyar nuna hoto tare da launuka masu yawa na launin toka, za ku iya ganin girman girman hoton. Yana da mahimmanci don duba ingancin farar nuni. A wannan yanayin, kuna buƙatar tabbatar da cewa babu, misali.

Yadda ake zabar matrix lokacin siyan TV

Don zaɓar matrix mai dacewa lokacin siye, kana buƙatar kula ba kawai ga halayen fasaha na allon ba, har ma da wane nau’in hoto ya nuna a aikace. A lokaci guda, kuna buƙatar samun damar kimanta kusurwoyin kallo da aka halatta, ingancin haifuwar launi da sauran sigogi. Idan mai siye yana da karfin kudi don wannan, ya kamata ya kula da matrix laser. Hakanan zaka iya dakatar da hankalin ku akan samfuran ULED ko OLED. A lokaci guda, ba a ba da shawarar siyan waɗanda ke amfani da farin subpixels ba. Matrices masu inganci sun dace ba kawai don kallon bidiyo ba, har ma don samun hotuna masu inganci a cikin wasan kwaikwayo. Lokacin zabar wani zaɓi maras tsada, yana da ma’ana don kula da fuska tare da matrix VA. A wannan yanayin, kuna buƙatar kula da bambanci, wanda bai kamata ya zama mafi muni fiye da 4000: 1 ba.

Misalai kaɗan na takamaiman TV masu nau’ikan matrices daban-daban

Anan zamuyi magana game da wasu samfuran da ke amfani da mafi mashahuri nau’ikan matrices. Waɗannan TVs suna ba da ƙimar kuɗi mai girma, suna isar da ingantaccen bidiyo na shekaru masu zuwa.

Matrix VA, samfurin LG 43NANO776PA 42.5 ″

Ana amfani da matrix VA anan. Fasahar FRC da aka yi amfani da ita tana ba da damar nuna ƙarin inuwar launi. Jiki na bakin ciki yana ba ku damar daidaita TV ɗin a kusan kowane wuri da ya dace da mai shi. Ana amfani da firikwensin hasken ɗaki don daidaita ƙarfin hoton da fasalin hoton launi na baƙar fata. Amfanin wannan samfurin sune:

1. Aikace-aikacen fasahar NanoCell.
2. Kyakkyawan zane mai ban sha’awa.
3. Babban aiki.
4. Haɗin lasifika mai sauƙi da dacewa don kewaye sauti.

Farashin yana daga 39000 rubles.

IPS, samfurin Sony KD-55X81J 54.6 ″

Ɗaya daga cikin fa’idodin wannan ƙirar shine amfani da na’ura mai mahimmanci wanda ke amfani da fasahar TRILUMINOS PRO. Masu kallo za su iya jin daɗin inuwa mai launi na gaskiya-zuwa-rayuwa da kyakkyawan bambanci. Algorithms na musamman don nazarin gamut launi na hoton yana ba ku damar cimma ingantaccen ingancin nuni. Lokacin nuna ko da abubuwan da ke canzawa cikin sauri, ba a jin lumshewa. Firikwensin haske yana ba ku damar daidaita sigogin hoto da kyau. Ana iya la’akari da fa’idodin wannan samfurin TV kamar haka:

1. Nuni mai inganci.
2. Amfani da na’ura mai mahimmanci.
3. Sauƙi kuma bayyananne dubawa.
4. Amsa da sauri.
5. Rayuwar TV mai tsayi.

A matsayin rashin amfani, sun lura cewa akwai ayyuka masu wuyar daidaitawa, da kuma yawan amfani da wutar lantarki. Farashin yana daga 71500 rubles.