1. Kungani kulale izindaba?
Emphakathini wanamuhla, izindonga zevidiyo eziholwayo zisetshenziswa kabanzi ekukhangiseni okubunjiweyo, ukusebenza kwesiteji, izinkundla zemidlalo, amakamelo okuhlangana kanye nezinye izinkambu. Noma ngabe ikhonsathi enkulu noma umkhangiso wezentengiselwano, umphumela obonakalayo wodonga lwevidiyo eholwa ludlala indima ebalulekile. Phakathi kwazo zonke izinto ezithinta umphumela wokubonisa wodonga lwevidiyo, inani lama-LEDs ngokungangabazeki lingenye yezinto ezibaluleke kakhulu futhi ezibaluleke kakhulu.
I-RTEDELY ivame ukuthola imibuzo kumakhasimende aphathelene nokuthi ungathola kanjani inani langempela lamalambu we-LED aqashwe odongeni lwevidiyo. Ukuqondwa ngobungako bama-LED akuyona nje ukuqinisekisa umphumela wokubonisa kodonga lwevidiyo kodwa futhi kuhlotshaniswa nezinto eziningi kufaka phakathi ukusetshenziswa kwamandla, ukulungiswa, isabelomali sezindleko kanye nokuthuthuka kwezindleko kanye nokuthuthuka okuzayo. Lo mbhalo uzonikeza i-akhawunti enemininingwane yokuthi ungabala kanjani inani lama-LED odongeni lwevidiyo futhi uhlole izinto ezibalulekile ezihlobene nalo.
2. Izici eziyisisekelo zodonga lwevidiyo lwe-LED
Izindonga zevidiyo eziholwayo zivame ukwakhiwa ngokuhlukanisa amaphaneli aholwa ama-LED amaningi, futhi iphaneli ngalinye le-LED liqukethe izinkulungwane zamalambu we-LED. Ngokukhethekile, ukwakheka kodonga lwevidiyo kufaka phakathi izingxenye ezilandelayo ezilandelayo:
Amaphaneli aholwa: Iphaneli ngalinye liqukethe izinkulungwane zamalambu we-LED. Ubukhulu kanye nobuningi bePixel yephaneli buzothinta ngqo isisombululo kanye nomphumela wokubonisa wodonga lwevidiyo.
I-Pixel Pitch: Lesi yinto ebalulekile enquma ukulungiswa nokucaca kwesibonisi se-LED. Imigodi evamile ye-pixel ifaka i-P1.9, P3.91, njll.
Uhlobo lwe-LED: Izinhlobo ezijwayelekile ze-LED zifaka i-SMD (indawo ye-surface Mount Diode) kanye neCob (chip ebhodini). Uhlobo lwe-SMD lulungele iningi lezindonga zevidiyo ngoba ukugqama kwalo nokusebenza kombala kufana.
Lezi zingxenye ngeke zithinte imiphumela yokubonisa kuphela yodonga lwevidiyo kodwa futhi zithinta ngqo amapharamitha adingekayo ukuze akwazi ukubala inani le-LEDs.
3. Ukubala Izilongelo Zodonga lwevidiyo
Ukubala inani eliphelele le-pixel
Ake sithi usayizi wesibuko ngu-3 metres x 3 metres (ie, 3000mm x 3000mm), kanye nePixel Pitch yi-P2.604 (ie, ibanga phakathi kokukhanya ngakunye kwe-LED yi-2.604 millimeters).
Inani lamaphikseli eqondise eqoqweni elivundlile = isikrini sobubanzi (3000mm) / Pixel Pitch (2.604mm) = Amaphikseli angama-3000mm / 2.604mm ≈ 1152 Pixels
Inani lamaphikseli aqonde mpo = Ukuphakama kwesikrini (3000mm) / Pixel Pitch (2.604mm) = Amaphikseli angama-3000mm / 2.604mm ≈ 1152 Pixels
Ngakho-ke, inani eliphelele lamaphikseli esikrinini yile: 1152 x 1152 = 1,326,604 pixels.
Ukubala isibalo se-LED
Kulokhu, i-pixel ngayinye itholwa ukukhanya okukodwa kwe-LED, ngakho-ke inani le-LEDs odongeni lwevidiyo lilingana nenani lamaphikseli.
Ngakho-ke, kunama-LED acishe abe ngu-1,326,604 odongeni lwevidiyo.
Ibala i-LED PANERL Inani
Izindonga zevidiyo eziholwayo zakhiwa ngokuhlukanisa amaphaneli aholwa amaningana. Ubungako kanye nokuxazululwa kwephaneli kunquma ukuthi mangaki ama-LED afakiwe kwiphaneli ngayinye. Ake sithi usayizi wephaneli ngalinye ngu-500mm x 500mm, futhi ukulungiswa kwephaneli ngalinye kungamaphikseli ayi-128 x 128 (okusho, iphaneli ngalinye liqukethe amalambu aholwa ayi-16,384). Ngemuva kwalokho, singakwazi ukubala inani lamaphaneli adingekayo odongeni lwevidiyo ngale ndlela elandelayo:
Indawo yephaneli ngayinye = 0.5mx 0.5m = 0.25 skwele metres
Indawo ephelele yodonga lwevidiyo = 3m x 3m = 9 amamitha skwele
Inani lamaphaneli adingekayo = 9 Amamitha-skwele / amamitha-skwele angama-0.25 = amaphaneli angama-36
Ngakho-ke, kunamaphaneli angama-36 odongeni lwevidiyo. Iphaneli ngalinye linama-LED ayi-16,384, futhi kunama-LED angama-589,824 kulo lonke udonga lwevidiyo.
Ngale ndlela, singakwazi ukubala ngokunembile inani lama-LED odongeni lwevidiyo.
4. Umthelela wenombolo yama-LED emthethweni wokubonisa
Isixazululo kanye nomphumela obonakalayo
Inani le-LEDs linquma ngqo ukulungiswa kanye nomphumela wokubonisa wodonga lwevidiyo. Ubuningi be-pixel ephakeme busho ukulungiswa okuphezulu futhi bungakhombisa isithombe esicacile nesithe xaxa nokuqukethwe kwevidiyo. Uma udonga lwakho lwevidiyo lusetshenziselwa ukuboniswa kokukhangisa, ukunakekelwa kwe-pixel ephakeme kungaheha ukunakwa kwababukeli abaningi, ikakhulukazi uma kubukwa kude.
Ukugqama nokusebenza kombala
Inani le-LEDs libuye lithinta ukukhanya nokusebenza kombala kwesibonisi. Izibani eziningi ze-LED zinganikeza ukusatshalaliswa komthombo wokukhanya okufanayo futhi kunciphise isimo sokukhanya okungalingani. Ngokwenziwa kwesiteji, imincintiswano yezemidlalo kanye nezinye izimo zohlelo lokusebenza, ukufana kokukhanya nombala kubaluleke kakhulu.
Ukubuka i-angle kanye nokubuka ibanga
Ukwanda kwenombolo yama-LED kuvame ukuthuthukisa i-angle yokubuka yesikrini. Kuhlelo oluningi olungaphandle noma izicelo zasendlini, ukwakheka okunengqondo kwe-LED kungaqinisekisa ukuthi ababukeli bangathola umphumela wokubonisa ocacile futhi okhanyayo noma ngabe bame kuphi.
I-5. I-LED Panel Layout & Design Ukucatshangelwa
Indlela yokuhlukanisa
Izindonga zevidiyo zivame ukwakhiwa ngokuhlukanisa amaphaneli aholwa amaningana. Izindlela ezivamile zokuhlukanisa zifaka phakathi ukuhlukaniswa okuqondile nokuhlukaniswa okugobile. Izindlela ezahlukahlukene zokuhlukanisa zidinga ukuthi amalambu aholwa phakathi kwamaphaneli angaxhumeka eduze ngokomzimba ukugwema ukuthinta umphumela wokubonisa. Lapho ukhetha amaphaneli e-LED, ukwakhiwa komngcele kanye nokunemba okuhlukanisayo kwamaphaneli kufanele kubhekwe.
Ukukhetha izimo ezihlukile zohlelo
Isicelo sokukhangisa: ngokuvamile kudinga ukugqama okuphezulu nombala wokuzala. Kufanelekile ukukhetha i-pixel pitch encane (efana ne-P2.6, P3.91, njll.) Nama-LED amaningi.
Ukusebenza kwesiteji: Kudinga i-angle yokubuka okungcono nokufana kokukhanya. Inombolo nokwakheka kwama-LED kufanele kuqinisekiswe umphumela omuhle wokubonisa kusuka kuma-engeli ahlukene.
Amakamelo okuhlangana nezindawo zemibukiso: zidinga ukucaciswa okuphezulu kwemininingwane. Kufanelekile ukukhetha udonga lwevidiyo ngesinqumo esiphakeme.
I-6. I-LED Count kanye nokusetshenziswa kwamandla, ukulungiswa
Ukubalwa kwamandla okusebenzisa amandla
Ukwanda kwenombolo yama-LED kusho ukwanda kokusetshenziswa kwamandla. Ukusetshenziswa kwamandla kokukhanya ngakunye kwe-LED kuvame phakathi kuka-0.1w no-0.5w, kuya ngohlobo lwe-LED nokuhlelwa kwesikrini. Lapho ukhetha udonga lwevidiyo, kuyadingeka ukuze ubheke ngokugcwele inani lama-LED kanye nokusetshenziswa kwamandla ukuqinisekisa ukuthi lihlangabezana nokuhlinzekwa kwamandla kanye nezidingo zokuhlanza ukushisa.
Ukulungiswa nokubuyiselwa
Izindonga zevidiyo ezinenombolo enkulu yama-LED zingadinga isikhathi esithe xaxa nezindleko eziphakeme zokulungiswa, ikakhulukazi lapho kuholwa okukodwa kwehluleka. Ukukhetha amaphaneli we-LED asezingeni eliphakeme, ukwakheka okuhle okusakhiwo kanye nokulungiswa okujwayelekile kuyizinkinobho zokuqinisekisa ukusebenza kwesikhathi eside kodonga lwevidiyo.
7. Ukubala kwe-LED kanye nokucatshangelwa kwesabelomali
Ukucatshangelwa kwesabelomali
Inani le-LEDs lithinta ngqo izindleko zodonga lwevidiyo. Uma isabelomali silinganiselwe, sikhetha udonga lwevidiyo nge-pixel enkulu ye-pixel (efana ne-P5, P6) kunganciphisa inani lama-LEDs futhi ngaleyo ndlela kunciphise izindleko zizonke. Uma isabelomali sanele, sikhetha isikrini nge-Pixel density ephakeme ingaqinisekisa ikhwalithi ephakeme yokubonisa.
Ukukhetha i-pixel pitch efanelekile
Khetha i-pixel pitch efanelekile ngokuya ngesimo sohlelo lokusebenza ukuze uqinisekise umphumela omuhle kakhulu wokubuka. Isibonelo, ukukhangisa ngaphakathi nokubonisa, i-P3 noma i-P3.91 kuyindlela ejwayelekile; Kokukhangiswa okungaphandle okuphezulu, iphimbo le-pixel le-P6 noma i-P8 lingakhethwa.
8. Ukufingqa kanye Iziphakamiso
Ukuqonda inani lama-LED odongeni lwevidiyo akukhona kuphela ukubalwa umphumela walo wokubonisa kepha futhi nokwenza izinto zokuthengwa kwethezeka kanye nezinqumo zokufaka. Ngokusebenzisa kahle indlela yokubala eyisisekelo, ungaqinisekisa ukukhethwa kwe-pixel pitch efanelekile, inani elifanele lama-LED futhi uvikele imfucuza engadingekile ngesikhathi sokuqaliswa kwephrojekthi.
9. I-FAQ
9.1 Ungayikhetha kanjani i-pixel pitch efanelekile?
Ukubuka amabanga amafushane, khetha iphimbo elincane le-pixel; Ukubuka ibanga elide, kungakhethwa i-pixel pitch enkulu.
9.2 Ingabe isikrini esinama-LEDs amaningi sithinta intengo?
Yebo, inani lama-LED lithinta ngqo izindleko zodonga lwevidiyo. Udonga lwevidiyo olune-pixel ephakeme linama-LED amaningi futhi ngaleyo ndlela inani eliphakeme kakhulu.
9.3 Buyini ubudlelwano phakathi kwenani le-LEDs kanye nokusetshenziswa kwamandla?
Ukwanda kwenombolo yama-LED kusho ukwanda kokusetshenziswa kwamandla. Ngakho-ke, lapho ukhetha udonga lwevidiyo, kuyadingeka ukuze ucabangele ukusetshenziswa kwamandla nokusetshenziswa kwamandla.
Isikhathi sePosi: DEC-21-2024