Ua hoʻokomo ka makahiki kikohoʻe i nā ʻenehana hōʻike hou. ʻO ka Nā pale TFT LCD ʻo ia kekahi o kēlā mau ʻenehana i hoʻololi i ka ʻoihana uila uila i nā makahiki i hala iho nei. ʻO kēia mau hōʻike hou i hiki ai i nā mea hana ke hoʻopuka i nā mea hoʻohana hou, nā manawa pane wikiwiki, a me nā kiʻi ʻoi aku ma nā ʻano mea like ʻole, mai nā TV a hiki i nā kelepona a me nā mea āpau ma waena.
E alakaʻi kēia ʻatikala iā ʻoe i ka honua o nā pale TFT LCD. ʻO TFT ke kū nei Hōʻike Kiʻiʻoniʻoni Transistor Liquid Crystal (hōʻike kiʻiʻoniʻoni transistor wai aniani), ʻoiai ʻo LCD e pili ana i kāna hoʻohana maʻamau i ka hapa nui o nā mea uila e like me ke kīwī, nā mea nānā kamepiula, a me nā projectors, a me nā mea ʻē aʻe. Inā kamaʻāina ʻoe i ke kumu o kēia mau ʻenehana hōʻike, aia ʻoe i ka hapalua.
ʻO
He aha ka pale TFT LCD?
ʻO kahi pale TFT LCD he hōʻike uila transistor kiʻiʻoniʻoni lahilahi (TFT). ʻO ia ke ʻano e like me ka pale LCD maʻamau, hoʻohana pū kēia pale i kahi mea aniani wai. Eia naʻe, ʻo ka ʻokoʻa koʻikoʻi ma waena o kahi LCD maʻamau a me kahi LCD TFT ke ʻano o ka hoʻohana ʻia ʻana o ka mea aniani wai i kahi LCD TFT. ʻAʻole like me ka pale LCD maʻamau, e hana ana ma ka hoʻohuli ʻana i ka volta ma luna o ka mea aniani wai a i ʻole, aia kahi TFT i kahi kaapuni mana kikohoʻe. Hiki i kēia mana hoʻololi ke hōʻike i nā kiʻi, me nā kikokikona a me nā kiʻi.
Nā ʻano o nā TFT-LCD
- matrix hana: Hoʻohana nā hōʻike LCD matrix TFT i kahi ʻāpana lahilahi o nā mea aniani wai i hoʻopaʻa ʻia ma waena o nā ʻāpana ʻelua o nā electrodes alohilohi. Hoʻokomo ʻia kahi kiʻi ʻoniʻoni ʻoniʻoni liʻiliʻi ma waena o kēia mau electrodes a hana ma ke ʻano he hoʻololi. Ke hoʻohana ʻia kahi volta ma waena o kēia mau electrodes, koi ʻia ka mea aniani wai e hoʻololi i kona kūlana polarization, e hoʻololi i kāna mau waiwai optical. Hoʻohana ʻia kēia waiwai e hoʻohuli a hoʻopau i nā pika no ka hana ʻana i kiʻi.
- ʻO ka matrix passive: Ma nā hōʻike LCD TFT matrix passive, ua hoʻopili ʻia ka pā aniani wai ma waena o ʻelua mau papa aniani. Ke hoʻohana ʻia ka volta ma waena o nā electrodes ʻelua o ke aniani, hoʻololi nā electrodes i nā kūlana conductive a hoʻololi ke aniani wai mai kekahi mokuʻāina a i kekahi. Ma kēiaʻano, hoʻomaluʻia nā pixels e ka panel pono'ī.
ʻO nā pono o nā LCD TFT
Entre nā mea maikaʻi o ka pale TFT:
- ka nui o ka soda maikaʻi: ʻO ka helu hōʻano hou e pili ana i ka wikiwiki e hiki ai i ka pale kikohoʻe ke hōʻike i nā kiʻi hou. No ka laʻana, ʻo ka hapa nui o nā kīwī CRT e hōʻike ana i nā kiʻi ma kahi wikiwiki o 60 Hz. ʻO ia ke ʻano o ke kiʻi i hōʻike ʻia ma ka pale e hoʻonui ʻia i 60 mau manawa i kēlā me kēia kekona. Me nā ʻenehana hou, e like me nā LCD, ua hoʻemi ʻia kēia refresh rate i 244 Hz, ʻo ia hoʻi, ʻo nā kiʻi i hōʻike ʻia ma ka pale e hōʻoluʻolu wale ʻia nā manawa 244 i kēlā me kēia kekona. I ka hapanui o nā hihia, pono ka hoʻomaha hou ʻana o ka liʻiliʻi o 60 Hz e hāʻawi i ka maikaʻi o ke kiʻi. ʻO kahi pale me ka haʻahaʻa haʻahaʻa ma mua o ka nānā ʻana i ka ʻili a me ka polū.
- Kihi nānā ākea: ʻAʻole like me nā kīwī CRT e hōʻike ana i nā kiʻi me kahi kihi nānā haiki, hiki i nā LCD hou ke hōʻike i nā kiʻi me kahi kihi ākea. ʻO ia ke ʻano hiki iā ʻoe ke nānā i nā kiʻi me kāu mau hoa hana a me nā hoaaloha mai kahi kihi ākea me ka ʻole o ka hopena o ke kiʻi.
- Ka nui kūiki: ʻO ka palahalaha, ʻoi aku ka paʻakikī a me ka lahilahi o ka nui i hoʻohālikelike ʻia me ka pale CRT. Eia kekahi, ʻaʻole hiki mai nā CRT i nā ʻano nui like ʻole, ʻo nā mea nui a me nā mea liʻiliʻi no nā LCD wale nō.
Nā hemahema o nā pale TFT LCD
Ma waena o nā hemahema o kēia mau pale ke hoʻohālikelike ʻia me nā CRT kahiko:
- Coste: ʻO ka pōmaikaʻi nui o ka pale LCD ʻo ia ke kumu kūʻai haʻahaʻa. Ke hoʻohālikelike ʻia i ke kumukūʻai hana o kahi TFT, ʻoi aku ka liʻiliʻi o ka LCD, e lilo ia i ʻenehana hōʻike maʻalahi no ka lehulehu. Eia nō naʻe, i kēia manawa ua nui nā holomua o ka ʻenehana microlens i hiki ai ke hana i nā hōʻike kiʻekiʻe ma ke kumu kūʻai haʻahaʻa haʻahaʻa.
- Kaumakai: No ka mea pono lākou e hoʻomālamalama ʻia.
ʻO nā hōʻike TFT kūpono ʻo Arduino maikaʻi loa
Inā oe e hele kūʻai i nā pale TFT No kāu mau papahana me Arduino, eia kekahi mau laʻana a mākou e paipai nei:
E like me kāu e ʻike ai, ʻaʻole lākou i uku nui loa a ʻae iā ʻoe e hoʻokō i nā papahana he nui me Arduino. A ʻaʻole wale ia, hiki iā ʻoe ke hui pū me lākou i nā papahana ʻē aʻe, me nā SBC e like me ka Raspberry Pi. He kiʻekiʻe loa ka versatility, ʻo ka palena kou manaʻo.
E lilo i mea mua e wehewehe