Ngokuthuthuka okusheshayo kobuchwepheshe, izibonisi ze-LED sezibaluleke kakhulu ekubonisweni kolwazi lwesimanje futhi zisetshenziswa kabanzi emikhakheni eyahlukene. Ukuze uqonde kahle futhi usebenzise izibonisi ze-LED, kubalulekile ukubamba imigomo yazo yokusebenza.
Ukusebenza kweIzibonisi ze-LEDkuhlanganisa ulwazi oluvela ku-electronics, optics, isayensi yezinto zokwakha, nokunye. Kuwuhlelo oluyinkimbinkimbi futhi oluyinkimbinkimbi.
Ngokuhlolisisa imiqondo eyisisekelo yama-LED, ukwakheka kwesibonisi, nezindlela zokushayela nokulawula, umuntu angakwazi ukuqonda kangcono izici zokusebenza zezibonisi ze-LED, ngaleyo ndlela andise inani lazo ezinhlelweni ezingokoqobo.
1. Ingabe Izibonisi Ze-LED Zihluke Kanjani Kobunye Ubuchwepheshe Bokubonisa?
Izibonisi ze-LED zihluke kakhulu kobunye ubuchwepheshe bokubonisa. Zidonsa ukunaka ngokukhanya kwazo okuyingqayizivele nokukhanga, kuyilapho obunye ubuchwepheshe bokubonisa, nakuba buhlukile, ngokuvamile bubonakala bungathandeki kakhulu uma buqhathaniswa.
Ngokombono Wokusebenza:
Izibonisi ze-LED:Asebenza njengamakhondatha anembe, alawula ngokucophelela okwamanje ukuze aqinisekise ukuthi ukukhanya kwe-LED ngakunye kukhipha ukukhanya okwanele.
Izibonisi ze-LCD:Afana nomdwebi ocophelelayo, ohlela ama-molecule ekristalu ewuketshezi ukuze enze izithombe ngokushaywa unhlangothi.
Izibonisi ze-OLED:Benza njengomdansi wamahhala, ngezinto zabo ezikhanyayo ezivumela ukubukeka okubushelelezi nokunemvelo okwengeziwe.
Ngombono Wekhwalithi Yokubonisa:
Izibonisi ze-LED:Nikeza ngemibala egqamile nokugqama okuphezulu, okufana nomdwebo omibalabala, obonisa yonke imininingwane ngokusobala.
Izibonisi ze-LCD:Nakuba kucacile, kungase kubonakale kufiphele kancane ngokwemibala nokugqama.
Izibonisi ze-OLED:Nikeza ngokugqama okuphezulu nama-engeli wokubuka abanzi, iletha imiphumela ejulile yokubuka enezinhlangothi ezintathu.
Kusukela Ekusetshenzisweni Kwamandla kanye Nombono Wesikhathi Sokuphila:
Izibonisi ze-LED:Zigqame ekusebenziseni kwazo amandla okuphansi nempilo ende, okuzenza zibe yinketho eyonga amandla nemvelo, okuqinisekisa ukusetshenziswa okuthembekile kwesikhathi eside.
Izibonisi ze-LCD:Ukuthuthuka okuqhubekayo mayelana nokusebenza kahle kokukhanya, futhi izibonisi ze-OLED nazo zinezinzuzo ezihlukile ekongeni amandla.
Ngokombono Wesakhiwo Nokusebenza:
Izibonisi ze-LED:Njengephazili enemisebenzi eminingi, zingahlanganiswa ngokukhululekile zibe izimo nosayizi abahlukahlukene, kungaba ngamabhodi ezikhangiso angaphandle noma izikrini zenkundla.
Izibonisi ze-LCD:Okufana nozimele ogxilile, kungaboniswa kuphela phakathi kwebanga elilinganiselwe.
Izibonisi ze-OLED:Njengekhanvasi eguquguqukayo, nikela ngamathuba angapheli wezinhlelo zokusebenza eziqanjiwe ezifana namadivayisi agqokekayo nama-TV agobile.
2. Yiziphi Izingxenye Eziyisisekelo Zombukiso We-LED?
Izingxenye eziyisisekelo zesibonisi se-LED zifaka:
Amamojula we-LED: Iyunithi eyisisekelo yesibonisi se-LED, ngokuvamile esakhiwa izibani eziningi ze-LED, ibhodi lesifunda, ukunikezwa kwamandla, ne-chip yokulawula. Ikhwalithi yezibani ze-LED inquma ngokuqondile umphumela wokubonisa. I-chip yokulawula ilawula ukukhanya nombala wezibani ze-LED.
Izifunda zomshayeli:Ibalulekile ekuhlinzekeni kwamanje okuzinzile kanye ne-voltage kumalambu e-LED, ukuqinisekisa ukusebenza kwawo ngendlela efanele. Lawa masekethi ahlanganisa ukuphathwa kwamandla, ukulungiswa kokukhanya, isilawuli se-grayscale, nokulawula ukuskena ukuze kuboniswe ngokunembile izithombe.
Izakhiwo ezisizayo:Okufana nozimele bensimbi noma be-aluminium alloy ukuze basekele futhi balungise amamojula e-LED, kanye namasinki okushisa, izembozo zothuli, nemithunzi yelanga ukuze kuvikelwe nokusebenza okuzinzile.
Amakhebula Edatha namaCable Power:Xhuma amamojula e-LED, amakhadi okulawula, nempahla yamandla, yenza lula idatha nokudluliswa kwamandla ukuze kusebenze kahle isibonisi.
Ezezindlu Nesikrini:Izindlu, ngokuvamile ezenziwe ngensimbi noma ngepulasitiki, zivikela izingxenye zangaphakathi futhi zinikeze ukusekela. Isikrini siyingxenye ebukwa abasebenzisi, futhi ikhwalithi yaso ithinta ngokuqondile ukuzizwisa kokubuka.
Isofthiwe ne-firmware nakho kudlala indima ebalulekile ekusebenzeni kwezibonisi ze-LED, naphezu kokungezona izingxenye zomzimba, njengoba zibalulekile ekusebenzeni kokubonisa.
3. Ukusetshenziswa kwamandla kwezibonisi ze-LED kuqhathaniswa kanjani nobunye ubuchwepheshe?
I-LED ibonisa isikriningokuvamile ihamba phambili ekusebenzeni kahle kwamandla uma kuqhathaniswa nobunye ubuchwepheshe bokuboniswa. Ukusetshenziswa kwamandla kuncike ezintweni ezifana nosayizi, ukuminyana kwephikseli, ukukhanya, nokusebenza kahle kobuchwepheshe obusetshenzisiwe.
Sekukonke, izibonisi ze-LED zinokusebenza kahle kokukhanya okuphezulu nokusetshenziswa kwamandla okuphansi. Ama-LED, njengemithombo yokukhanya yesimo esiqinile, anikeza ukusebenza kahle kokuguqulwa okuphezulu nempilo ende. Uma kuqhathaniswa nezibonisi ze-CRT ezivamile, izibonisi ze-LED zisebenzisa amandla amancane kakhulu. Ngisho nokuqhathaniswa nezibonisi ze-LCD, izibonisi ze-LED ngokuvamile zinokusetshenziswa kwamandla okuphansi kokukhanya okufanayo nokusebenza kombala.
Nokho, ukusetshenziswa kwamandla okukhethekile kungahluka kuye ngemodeli, ukucushwa, nezimo zokusebenzisa. Amabhrendi ahlukene namamodeli ezibonisi ze-LED angase abe namaleveli ahlukene okusetshenziswa kwamandla, futhi ukukhanya okuphezulu, ukulungiswa, noma amamodi okubonisa akhethekile angandisa ukusetshenziswa kwamandla.
Ukuze kuncishiswe ukusetshenziswa kwamandla, amasu ahlukahlukene nezindlela zingasetshenziswa, njengokuthuthukisa amanani okuvuselela, ukusebenzisa izindlela zokubonisa amandla aphansi, nokuklama okuqukethwe nezakhiwo ngendlela efanele. Ukukhetha izibani ze-LED ezisebenza kahle kakhulu namasekhethi abashayeli, kanye nedizayini ephumelelayo yokulahla ukushisa, kuphinde kusize ukunciphisa ukusetshenziswa kwamandla nokwelula ubude bokuphila kwesibonisi.
Kubalulekile ukuqaphela ukuthi ukusetshenziswa kwamandla kuyisici esisodwa nje sokuhlola ubuchwepheshe bokuboniswa. Ikhwalithi yokubonisa, izindleko, ukwethembeka, nezinye izici nazo kufanele zicatshangelwe. Ngakho-ke, lapho ukhetha ubuchwepheshe bokubonisa, kubalulekile ukulinganisa lezi zici ngokusekelwe ezimweni ezithile zohlelo lokusebenza kanye nezidingo.
4. Izithombe Namavidiyo Aboniswa Kanjani Ezikrinini ze-LED?
Inqubo yokubonisa izithombe namavidiyo kuvuliweIsibonisi se-LEDs kuyinqubo yezobuchwepheshe eyinkimbinkimbi futhi ebucayi ehilela ukuhlanganiswa kwezingxenye ezibalulekile eziningi.
Okokuqala, idatha yesithombe nevidiyo idluliselwa ohlelweni lokulawula isibonisi se-LED ngezintambo zedatha. Lolu hlelo lokulawula, ngokuvamile oluhlanganisa ibhodi lokulawula eliyinhloko noma ikhadi lokulawula, lithola amasignali avela kumakhompuyutha noma kweminye imithombo yevidiyo futhi linquma futhi licubungule lawa masignali.
Okulandelayo, isithombe esicutshunguliwe nedatha yevidiyo iguqulwa ibe yimiyalelo yokulawula ukuphuma kwezibani ze-LED. Le miyalo ithunyelwa kumojula ngayinye ye-LED ngesekethe yomshayeli.
Isekhethi yomshayeli, eyingxenye ebalulekile yesibonisi se-LED, iguqula amasiginali okulawula abe awamanje afanelekile kanye ne-voltage ukushayela izibani ze-LED.
Isibani ngasinye se-LED sithola imiyalelo yesekethe yomshayeli futhi sikhipha ukukhanya ngokuya ngokugqama okucacisiwe kanye nezidingo zombala.
Ngezibonisi ze-LED ezinemibala, ipixel ngayinye ngokuvamile iqukethe amalambu e-LED abomvu, aluhlaza, naluhlaza okwesibhakabhaka. Ngokulawula ngokunembile ukukhanya nombala walezi zibani ezintathu, izinhlobonhlobo zemibala zingaxutshwa.
Uma amashumi ezinkulungwane ezibani ze-LED ekhipha ukukhanya ngesikhathi esisodwa, abumba ngokuhlangene izithombe namavidiyo kusibonisi se-LED.
Njengoba iphikseli ngalinye lingakwazi ukulawulwa ngokuzimela, imininingwane emihle nemibala ingavezwa ngokunembile, kuzuze ukucaca okuphezulu kanye nemiphumela yokubuka engokoqobo.
Ukuze kuthuthukiswe ikhwalithi yesibonisi nokunciphisa ukusetshenziswa kwamandla, kusetshenziswa ubuchwepheshe obuhlukahlukene, obufana nokulawula okumpunga koshintsho lokukhanya okushelelayo nokulawula ukuskena ukuze kuthuthukiswe ukuskena kokukhanya kwe-LED ngesivinini esithuthukisiwe nokuzinza.
5. Yiziphi Izinzuzo Zokuboniswa Kwe-LED Uma Kuqhathaniswa Nobuchwepheshe Bokubukisa Bendabuko Njenge-LCD ne-Plasma?
Izibonisi ze-LED zinikeza izinzuzo ezimbalwa ezibalulekile ngaphezu kobuchwepheshe bokubonisa obujwayelekile njenge-LCD ne-plasma.
Ukusebenza kahle kwamandla:
Izibonisi ze-LED ngokuvamile ziwonga kakhulu amandla. Ama-LED, njengemithombo yokukhanya yesimo esiqinile, asebenza kahle kakhulu ekuguquleni, adla amandla amancane ngokukhanya okufanayo. Kuzinhlelo zokusebenza zesikhathi eside nezinkulu, izibonisi ze-LED zingonga kakhulu izindleko zamandla uma kuqhathaniswa nezibonisi ze-LCD ne-plasma.
Ukukhanya nokugqama:
Izibonisi ze-LED zinikeza ukukhanya okuphezulu nokugqama okucacile, okwenza izithombe namavidiyo kubonakale kucace kakhudlwana futhi kufana nempilo. Bagcina ukusebenza okuhle kakhulu kokubuka kuzo zombili izindawo zasendlini nezangaphandle, zingathintwa ukukhanya kwe-ambient.
Ukuphila Isikhathi Eside Nokwethenjelwa:
Izibonisi ze-LED zinesikhathi eside sokuphila nokuthembeka okuphezulu. Izibani ze-LED ngokuvamile zihlala isikhathi eside futhi zingamelana nokusetshenziswa isikhathi eside nezimo zokusebenza ezinzima. Isakhiwo esiqinile sezibonisi ze-LED siphinde sivumelane nezimo ezihlukahlukene eziyinkimbinkimbi nezimo zokufaka.
Ukusebenza Kombala:
Izibonisi ze-LED zihamba phambili ekusebenzeni kombala, zinikeza ububanzi bombala obanzi kanye nokukhiqizwa kombala onembe kakhudlwana ukuze uthole umuzwa obonakalayo ongokoqobo noguqukayo. Bahlangabezana nezidingo zekhwalithi ephezulu zesithombe nevidiyo ekukhangiseni, ekunyusweni kwezentengiso, nakwezinye izinhlelo zokusebenza.
Izinzuzo Zemvelo:
Izibonisi ze-LED, ngokusetshenziswa kwazo okuphansi kwamandla nokuphila isikhathi eside, zinciphisa ukusetshenziswa kwamandla nokukhishwa kwekhabhoni, ziqondaniswe nezimiso zesimanje eziluhlaza kanye nokusimama kwemvelo.
Ukuqonda nokusebenzisa izimiso zokusebenza zezibonisi ze-LED kubalulekile ekuthuthukiseni ubuchwepheshe babo nokuthuthukiswa kwemakethe. Njengoba ubuchwepheshe buqhubeka nokusungula futhi bunwebela ezindaweni ezintsha zokusebenza, izibonisi ze-LED zizodlala indima ebaluleke kakhulu emikhakheni ehlukahlukene.
Ukuze uthole ulwazi olwengeziwe mayelana nezibonisi ze-LED, sicela usithinte.
Isikhathi sokuthumela: Jun-11-2024