Ziziphi iipikseli kunye noko kuthetha ukuthini ukubukela iTV

Into eyenziwa ngumfanekiso wakho weTV

Xa uhleli phantsi kwaye ubukele inkqubo yakho oyintandokazi okanye i-movie kwi-TV yakho okanye iphrojekti yevidiyo, ubona oko kubonakala ngathi uchungechunge lwemifanekiso epheleleyo, njengefoto okanye ifilimu. Nangona kunjalo, ukubonakala kukukhohlisa. Ukuba ubona amehlo akho eduze kweTV okanye kwisikrinkathelo sokubonisa, uya kubona ukuba yenziwe ngamachaphaza amancinci ahlanganiswe emigqeni engqambileyo kunye neyobubanzi ngaphantsi nangaphezulu phantsi kwesikrini.

Ukufanisa okulungileyo iphephandaba eliqhelekileyo. Xa sifunda, kubonakala ngathi sibona imifanekiso kunye neleta ezingekho mnye, kodwa ukuba ukhangele ngokukhawuleza, okanye ufumana iglasi ephakamileyo uya kubona ukuba ezo ileta kunye nemifanekiso zenziwe ngamachaphaza amancinci.

I Pixel ichazwe

Amachashaza kwiTV, i-screen projection screen, i-PC iliso, i-laptop, okanye i-tablet kunye ne-smartphone izikrini, zibizwa ngokuba yiPixels .

I-pixel ichazwa njengomfanekiso wesithombe. I-pixel ngayinye iqulethe imbala ebomvu, eluhlaza, nangombala obomvu (okubizwa ngokuba yi-subpixels). Inani leepekseli ezinokuboniswa kwiskrini libonisa isigqibo semifanekiso ebonisiweyo.

Ukubonisa isisombululo esithile sesikrini, inani elinqunyiwe lemaphikiseli kufuneka ligijime ngaphesheya kwesikrini ngapha nangaphezulu kwaye lisezantsi kwesikrini, ngokucwangciswa ngemigca kunye neentsika.

Ukugqiba inani elipheleleyo leepekseli ezigubungela yonke indawo yeskrini, ukwandisa inani lamaphikseli angqamle komqolo omnye kunye nenani lamaphikseli angamawundu kwikholam enye. Le totali ibhekiselwa njenge- Pixel Density .

Imizekelo yesigqibo seSigqibo / Ubunzima bePixel

Nazi ezinye zeempawu zePielel Ukunyaniseka kwezigqibo ezibonakaliswe kwiTVs zanamhlanje (i-LCD, iPlasma, i-OLED) kunye neeprojekti zevidiyo (i-LCD, i-DLP):

Ukunyaniseka kwePixel kunye neSkrini

Ukongeza kokuxininisa kwepikelli (isisombululo), kukho enye into ebalulekileyo kufuneka ithathelwe ingqalelo: ubungakanani bekrini ebonisa iipekseli.

Into ephambili ukubonisa ukuba kungakhathaliseki ubungakanani bobukhulu besikrini, ukubalwa kwepikseli engaphelelanga / ebonakalayo kunye nokuxinwa kwepikelli ayitshintshi kwisigqibo esithile. Ngamanye amazwi, ukuba unayo i-TV ye-1080p, kukho ii-pixels ezi-1,920 ezihlala ngaphaya kwekrini kwinqanaba, ngomqolo ngamnye, kunye neeplayseli ezingu-1,080 ezikhuphayo kwaye zantsi phantsi kwesikrini, kwikholamu nganye. Oku kubangela ukuxinwa kwe-pixel malunga nezigidi ezi-2.1.

Ngamanye amagama, i-TV engu-32 intshi ebonisa isisombululo esingu-1080p inenani elifanayo leepekseli njengama-TV intshi engu-55 intshi ye-1080p. Into efanayo iyasebenza kwiiprojekti zevidiyo. Iprojekti yevidiyo ye-1080p iya kubonisa inani elifanayo leephikseli kwi-skrini ye-80 okanye ye-200 intshi.

Iipixel Nge-intshi

Nangona kunjalo, nangona inani leepekseli lihlala lihlala lithile kwi-pixel ethile yesisindo kuzo zonke ubukhulu besikrini, kuthini utshintsho kwinani lamaphikseli-intshi nganye . Ngamanye amagama, njengoko ubukhulu besikrini buba lukhulu, iipikseli eziboniswe ngabanye zimele zibe zikhulu ukuze zizalise isikrini kunye nenani elichanekileyo leepekseli kwisisombululo esithile. Ungakwazi ukubala ngokwenani inani leepekseli nge intshi yesisombululo esithile / ubudlelwane besayizi kwesikrini.

IiPixel Ngama-intshi - i-TVs vs Video Projectors

Kwakhona kubalulekile ukuba uqaphele ukuba ngeeprojekti zevidiyo, iipikseli ezibonisiweyo nge intshi yeprojekti ethile ziyahluka ngokuxhomekeka kubukhulu beskrini esisetyenzisiweyo. Ngamanye amagama, ngokungafani neTV ebonisa ubukhulu besikrini (ngamanye amagama, njenge-TV intshi ezingama-50 ihlala i-TV-intshi ye-50 intshi), iiprojekti zevidiyo zingabonisa imifanekiso kwiindidi ezahlukeneyo zesikrini, kuxhomekeke kwindlela yokucwangcisa ilensi yeprojekti kunye umgama iprojekti ifakwe kwiskrini okanye udonga.

Ukongeza, kunye neeprojekti ze-4K, kukho iindlela ezahlukeneyo ngendlela imifanekiso iboniswa ngayo kwisikrini esichaphazela ubungakanani beskrini, ukuxinwa kwepikelli, kunye neepikseli nge-inch ubuhlobo.

Ngaphantsi

Nangona iiPixels ziyisiseko sendlela umboniso weTV ehlanganiswa ngayo, kukho ezinye izinto ezifunekayo ukubona imimiselo yeTV okanye imifanekiso yeprojekthi yeprojekti efanelekileyo, njengombala, ukungafani kunye nokukhanya. Ngenxa yokuba unamaphikseli amaninzi, akuthethi ngokuthe ngqo ukuba uya kubona umfanekiso ongcono kakhulu kwi-TV okanye iprojekti yevidiyo.