Nunin hoton LED yana amfani da tsarin fitarwa na lantarki don nuna sakamakon canza hoto na sigina na dijital.Katin bidiyo da aka sadaukar JMC-LED ya fito, wanda ya dogara ne akan 64 bit graphics totur da aka yi amfani da shi a kan bas ɗin PCI, yana samar da haɗin kai tare da VGA da ayyukan bidiyo, yana barin bayanan bidiyo da za a tattara su a saman bayanan VGA, inganta ƙarancin dacewa. .Yarda da cikakken tsarin tsarin allo don ɗaukar ƙuduri, hoton bidiyo yana samun cikakken ƙudurin kusurwa don haɓaka ƙuduri, kawar da al'amurra masu banƙyama, kuma ana iya haɓakawa da motsa su a kowane lokaci, amsa buƙatun sake kunnawa daban-daban a cikin lokaci.Yadda ya kamata raba ja, kore, da shuɗi launuka don inganta ainihin tasirin hoton launi na nunin lantarki.
Haƙiƙanin haifuwar launi na hoto
Gabaɗaya, haɗin ja, kore, da launuka shuɗi ya kamata ya gamsar da ƙimar ƙarfin haske wanda ke karkata zuwa 3: 6: 1.Jajayen hoto ya fi kulawa, don haka dole ne a rarraba ja daidai a cikin nunin sarari.Saboda tsananin haske daban-daban na launuka uku, ƙudurin da ba na kan layi ba wanda aka gabatar a cikin abubuwan gani na mutane shima ya bambanta.Saboda haka, wajibi ne a yi amfani da farin haske tare da hasken haske daban-daban don gyara hasken waje na talabijin.Ƙarfin mutane na bambance launuka ya bambanta saboda bambance-bambancen mutum da muhalli, kuma maido da launi yana buƙatar dogara ne akan wasu alamomin haƙiƙa, kamar.
(1) Yi amfani da 660nm ja haske, 525nm koren haske, da 470nm blue haske a matsayin asali raƙuman ruwa.
(2) Dangane da ainihin ƙarfin haske, yi amfani da raka'a 4 ko fiye waɗanda suka wuce farin haske don daidaitawa.
(3) Matsayin launin toka shine 256.
(4) LED pixels dole ne su sha aikin aikin tantancewa mara layi.Ana iya sarrafa bututun launi na farko guda uku ta hanyar haɗin tsarin hardware da software na tsarin sake kunnawa.
Canjin nuni na dijital na sarrafa haske
Yi amfani da mai sarrafawa don sarrafa hasken pixels, sa su zama masu zaman kansu daga direba.Lokacin gabatar da bidiyon launi, ya zama dole don sarrafa haske da launi na kowane pixel da aiki tare da aikin dubawa cikin ƙayyadadden lokaci.Duk da haka,manyan LED lantarki nunisuna da dubun dubatar pixels, wanda ke ƙara rikitaccen sarrafawa da wahalar watsa bayanai.Koyaya, ba gaskiya bane don amfani da D/A don sarrafa kowane pixel a cikin aiki mai amfani.A wannan gaba, ana buƙatar sabon tsarin kulawa don saduwa da ƙayyadaddun buƙatun tsarin pixel .. Dangane da ka'idodin gani, ƙimar kunnawa / kashe pixels shine babban tushe don nazarin matsakaicin haske.Daidaitaccen daidaita wannan rabo zai iya samun ingantaccen iko na hasken pixel.Lokacin da ake amfani da wannan ka'ida zuwa allon nunin lantarki na LED, ana iya canza siginar dijital zuwa siginar lokaci don cimma D/A.
Sake gina bayanai da adanawa
Hanyoyin haɗin ƙwaƙwalwar ajiya da aka saba amfani da su a halin yanzu sun haɗa da hanyar haɗin pixel da hanyar pixel matakin bit.Daga cikin su, hanyar jirgin sama na tsaka-tsaki yana da fa'ida mai mahimmanci, inganta ingantaccen tasirin nuniLED fuska.Ta hanyar sake gina da'irar daga bayanan jirgin sama, ana samun canjin bayanan RGB, inda aka haɗa pixels daban-daban a cikin nau'in nau'in nauyi iri ɗaya, kuma ana amfani da tsarin ajiya na kusa don adana bayanai.
ISP don ƙirar kewaye
Tare da fitowar Fasahar Shirye-shiryen Tsara (ISP), masu amfani za su iya maimaita kasawa a cikin ƙirar su, tsara nasu manufofin, tsarin, ko allon kewayawa, da cimma ayyukan aikace-aikacen haɗin gwiwar software don masu zanen kaya.A wannan gaba, haɗin tsarin dijital da fasahar shirye-shiryen tsarin ya kawo sabbin tasirin aikace-aikacen.Gabatarwa da amfani da sabbin fasahohi sun rage lokacin ƙira yadda ya kamata, faɗaɗa ƙayyadaddun kewayon abubuwan amfani da su, sauƙaƙan kulawa a kan rukunin yanar gizon, da sauƙaƙe fahimtar ayyukan kayan aiki.Lokacin shigar da dabaru a cikin software na tsarin, za a iya yin watsi da tasirin na'urar da aka zaɓa, kuma ana iya zaɓar abubuwan shigar da su cikin 'yanci, ko kuma za'a iya zaɓar abubuwan haɓakawa don daidaitawa bayan an gama shigarwa.
Matakan rigakafi
1. Oda mai canzawa:
Lokacin buɗe allon: Kunna kwamfutar da farko, sannan kunna allon.
Lokacin kashe allon: Kashe allon farko, sannan kashe wuta.
(Kashe allon nuni ba tare da kashe shi ba zai haifar da aibobi masu haske a jikin allon nuni, kuma LED ɗin zai ƙone bututun haske, wanda zai haifar da mummunan sakamako.).
Tazarar lokaci tsakanin buɗewa da rufe allon yakamata ya wuce mintuna 5.
Bayan shigar da software mai sarrafa injiniya, kwamfutar zata iya buɗe allon kuma ta kunna.
2. A guji kunna allon idan ya yi fari gaba ɗaya, saboda girman tsarin yana kan iyakarsa.
3. A guji buɗe allo lokacin da ya rasa iko, saboda yawan hawan tsarin yana kan iyakarsa.
Lokacin da allon nunin lantarki a jere ɗaya yayi haske sosai, yakamata a biya hankali ga kashe allon a kan kari.A cikin wannan yanayin, bai dace ba don buɗe allon na dogon lokaci.
4. Thewutar lantarkina allon nuni yakan yi tafiye-tafiye, kuma yakamata a duba allon nuni ko a maye gurbin wutar lantarki a kan kari.
5. A kai a kai duba ƙarfin haɗin gwiwa.Idan akwai sako-sako, da fatan za a yi gyare-gyare kan lokaci kuma sake ƙarfafa ko sabunta sassan dakatarwa.
Lokacin da yanayin zafin jiki ya yi yawa ko yanayin zafi na zafi ba su da kyau, hasken wutar lantarki ya kamata ya yi hankali kada ya kunna allon na dogon lokaci.
Lokacin aikawa: Janairu-29-2024
