Hōʻike ka LED i nā terminology maʻamau - maopopo iā ʻoe?

Me ka hoʻomohala wikiwiki o ka ʻenehana hōʻike LED, hōʻike nā huahana LED i nā hoʻolālā ʻokoʻa. Hoʻohana ākea ʻia nā pale aniani LED o kēia lā i nā ʻoihana like ʻole. Eia nō naʻe, no ka poʻe hoʻomaka, hoʻohana ʻia nā huaʻōlelo ʻenehana he nui o ka hōʻike LED. ʻAʻole maopopo iaʻu, no laila he aha nā huaʻōlelo maʻamau no ka hōʻike LED?

ʻO ke kukui uila: ʻO ka ʻōlinolino o kahi diode-emitting light e hōʻike pinepine ʻia e Luminous Intensity i nā hui o Candela cd; 1000ucd (micro-candela) = 1 mcd (puʻu candela), 1000mcd = 1 cd. ʻO ka mālamalama o kahi LED hoʻokahi no ka hoʻohana i loko he 500ucd-50 mcd, ʻoiai ke ʻano o ka mālamalama o kahi LED hoʻokahi no ka hoʻohana waho e 100 mcd-1000 mcd a i ʻole 1000 mcd a ʻoi paha.

LED module pixel: Hoʻonohonoho ʻia nā LED i kahi matrix a i ʻole ʻāpana peni, a prefabricated i loko o nā mūlū nui maʻamau. Hoʻohana pinepine ʻia ka hōʻike i loko o 8 * 8 pixel module, 8 huahelu kikohoʻe huahelu 7. Aia nā kikoʻī o ka module hōʻike pixel o waho e like me 4 * 4, 8 * 8, 8 * 16 pika. ʻO ka module pixel no ka pale hōʻike waho e kuhikuhi ʻia ia ma ke ʻano he poʻo poʻomanaʻo poʻomanaʻo no ka mea ua haku ʻia kēlā me kēia pixel i ʻelua a ʻoi paha mau ʻāpana Tube tube.

Pixel a me Pixel Diameter: ʻO kēlā me kēia LED light-emitting unit (kiko) i hiki ke mālama pākahi ʻia i kahi hōʻike LED i kapa ʻia he pixel (a i ʻole pixel). ʻO ke anawaena o ka pika ∮ e pili ana i ke anawaena o kēlā me kēia pixel i nā millimeter.

Hoʻoholo: ʻO ka helu o nā lālani a me nā kolamu o nā pixel hōʻike LED e kapa ʻia ka hoʻonā o ka hōʻike LED. ʻO ka hoʻonā ka helu o nā pika i ka hōʻike, kahi e hoʻoholo ai i ka ʻike o kahi hōʻike. 

Pālākiō hina: ʻO ka pālākiō hina e pili ana i ke kekelē e loli ai ka ʻōlinolino o kahi pika. ʻO ka pālua hina o kahi kala mua he 8 a 12 mau pae. ʻO kahi laʻana, inā ʻo ka pae hina o kēlā me kēia kala mua he 256 mau pae, no ka pale kala ʻālua waihoʻoluʻu, ʻo ka lanu hōʻike he 256 × 256 = 64K waihoʻoluʻu, a i kapa ʻia hoʻi he 256 hōʻike hōʻike kala.

Nā waihoʻoluʻu pālua: ʻo ka hapanui o nā hiʻohiʻona LED kala i kēia mau lā he pālua kala ʻelua, ʻo ia hoʻi, ʻelua mau LED i make i kēlā me kēia pixel: hoʻokahi no ka make ʻulaʻula a hoʻokahi no ka make ʻōmaʻomaʻo. ʻUlaʻula ka pika ke hoʻomālamalama ka make ʻulaʻula, ʻōmaʻomaʻo ke ʻōmaʻomaʻo ke make ka ʻōmaʻomaʻo, a melemele ka pika ke hoʻomālamalama ka ʻulaʻula a me ka ʻōmaʻomaʻo. Ma waena o lākou, kapa ʻia ka ʻulaʻula a me ka ʻōmaʻomaʻo i nā kala mua.

ʻO ke kala piha: ʻulaʻula a me ʻōmaʻomaʻo ke kumu ʻelua a me ke kala polū, ʻo nā kala ʻekolu ke kumu piha. ʻOiai ʻo ka ʻenehana no ka hana ʻana i nā paipu polū ʻalani piha a me nā make ʻōmaʻomaʻo maʻemaʻe i kēia manawa oʻo, piha ka kala i ka mākeke.

SMT a me SMD: ʻo SMT ka ʻenehana kuʻekuʻe pae (pōkole no Surface Mounted Technology), ʻo ia ka ʻenehana a me ke kaʻina hana i makemake nui ʻia i ka ʻoihana uila uila; ʻO SMD kahi pae mauna pae (pōkole no ka mea i kau ʻia i luna)


Ka manawa hoʻouna: Mei-04-2020

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