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Akụkọ

Nkà na ụzụ polysilicon dị ala dị ala LTPS

Teknụzụ Poly-Silicon dị ala LTPS(Poly-Silicon dị ala) bụ ndị ụlọ ọrụ teknụzụ Japan na North America mepụtara iji belata oriri ike nke ihe ngosi Note-PC wee mee ka Note-PC dị gịrịgịrị na ọkụ.N'etiti 1990s, nkà na ụzụ a malitere itinye n'ime oge ikpe. LTPS sitere na ọgbọ ọhụrụ nke ogwe ọkụ na-egbuke egbuke OLED na-etinyekwa ya n'ọrụ na 1998, uru kachasị ya bụ ultra-thin, light weight, low power. oriri, nwere ike ịnye ọmarịcha agba na onyonyo doro anya.

Obere okpomọkụ polysilicon

TFT LCDEnwere ike kewaa silicon polycrystalline (Poly-Si TFT) na silicon amorphous (a-Si TFT), ọdịiche dị n'etiti abụọ ahụ dị na njirimara transistor dị iche iche. ngagharị eletrọn bụ 200-300 ugboro ngwa ngwa karịa nke silicon amorphous. A na-akpọkarị yaTFT-LCDNa-ezo aka silicon amorphous, tozuru okè technology, maka mainstream LCD ngwaahịa.The polysilicon tumadi na-agụnye abụọ ụdị ngwaahịa: elu okpomọkụ polysilicon (HTPS) na ala okpomọkụ polysilicon (LTPS).

Poly-silicon dị ala, obere okpomọkụ poly-Silicon; LTPS (ihe ngosi transistor mmiri mmiri dị mkpa) na-eji laser excimer dị ka isi iyi ọkụ na usoro nkwakọ ngwaahịa. a ga-eme na projected na iko mkpụrụ nke amorphous silicon Ọdịdị.Mgbe iko mkpụrụ nke amorphous silicon Ọdịdị absorbs ike nke excimer laser, ọ ga-aghọ a polysilicon Ọdịdị. N'ihi na dum usoro na-agwụ agwụ na 600 ℃, otú n'ozuzu ya. Enwere ike itinye mkpụrụ okwu iko.

Cime ihe ike

LTPS-TFT LCD nwere uru nke elu mkpebi, ngwa ngwa mmeghachi omume ọsọ, elu ihie, elu oghere ọnụego, wdg Ke adianade do, n'ihi na silicon crystal ndokwa nkeLTPS-TFT LCDbụ n'usoro karịa a-Si, na eletrọn ngagharị bụ ihe karịrị 100 ugboro elu, na peripheral ịnya ụgbọ ala nwere ike chepụta na iko mkpụrụ n'otu oge.Mezue ebumnuche nke njikọta sistemu, chekwaa ohere ma chụpụ ọnụ ahịa IC.

N'otu oge ahụ, n'ihi na a na-emepụta sekit IC ọkwọ ụgbọ ala ozugbo na panel ahụ, ọ nwere ike ibelata kọntaktị mpụga nke akụrụngwa ahụ, nwekwuo ntụkwasị obi, mmezi dị mfe, belata oge usoro mgbakọ ma belata njirimara EMI, wee belata nhazi usoro ngwa. oge na ịgbasa nnwere onwe imewe.

LTPS-TFT LCD bụ teknụzụ kachasị elu iji nweta sistemụ na Panel, ọgbọ mbụ nkeLTPS-TFT LCDiji sekit ọkwọ ụgbọ ala wuru na transistor eserese dị elu iji nweta mkpebi dị elu na mmetụta nchapụta dị elu, emeela LTPS-TFT LCD na A-Si nwere nnukwu ọdịiche.

Ọgbọ nke abụọ nke LTPS-TFT LCD site na ọganihu nke teknụzụ sekit, site na interface analog n'ime interface dijitalụ, belata oriri ike.LTPS-TFT LCDbụ 100 ugboro nke a-Si TFT, na akara obosara nke electrode ụkpụrụ bụ banyere 4μm, nke na-adịghị n'ụzọ zuru ezu na-eji maka LTPS-TFT LCD.

LTPS-TFT LCDS na-mma na mpụta mpụta LSI karịa Generation 2.Ebumnobi nke LTPS-TFT LCDS bụ ka.:(1) enweghị akụkụ ndị dị n'akụkụ iji mee ka modul dị ntakịrị ma dị ọkụ, ma belata ọnụ ọgụgụ nke akụkụ na oge mgbakọ; (2) Nhazi mgbaàmà dị mfe nwere ike ibelata oriri ike; (3) Ejikọtara ya na ebe nchekwa nwere ike ibelata ike oriri na opekempe.

A na-atụ anya na LTPS-TFT LCD ga-aghọ ụdị ngosi ọhụrụ n'ihi uru nke mkpebi dị elu, saturation agba dị elu na ọnụ ala dị ala.With uru nke ntinye sekit dị elu na ọnụ ala dị ala, ọ nwere uru zuru oke na ntinye nke obere na obere ego. ogwe ngosi nke ọkara.

Otú ọ dị, e nwere nsogbu abụọ na p-Si TFT. Nke mbụ, ndị na-atụgharị ugbu a (ie leakage current) nke TFT bụ nnukwu (Ioff = nuVdW / L); Nke abụọ, ọ na-esiri ike ịkwadebe elu ngagharị p-Si ihe na nnukwu ebe na obere okpomọkụ, na e nwere ụfọdụ ihe isi ike na usoro.

Ọ bụ ọgbọ ọhụrụ nke teknụzụ sitere na yaTFT LCD.A na-emepụta ihuenyo LTPS site n'ịgbakwunye usoro laser na silicon amorphous silicon (A-Si) TFT-LCD panels, na-ebelata ọnụ ọgụgụ nke components site na pasent 40 na njikọ akụkụ site na pasent 95, na-ebelata ohere nke ọdịda ngwaahịa. Ihuenyo na-enye nnukwu ihe. mmelite na oriri ike na ịdịte aka, yana ogo 170 nke akụkụ nlele na kwụ ọtọ, 12ms nke oge nzaghachi, 500 nits nke nchapụta, na nha 500: 1 dị iche.

Enwere ụzọ atọ isi jikọta ndị ọkwọ ụgbọ ala p-Si dị ala:

Nke mbụ bụ ngwakọ mwekota mode nke iṅomi na data mgba ọkụ, ya bụ, na akara sekit na-ejikọta ọnụ, na mgba ọkụ na ndebanye aha na-integrated na akara sekit, na otutu okwu ọkwọ ụgbọ ala na amplifier na-externally jikọọ ewepụghị panel ngosi. na sekit eketara eketa;

Nke abụọ, a na-ejikọta sekit ụgbọ ala niile na ngosipụta;

Nke atọ, a na-ejikọta sekit ịkwọ ụgbọala na njikwa na ihuenyo ngosi.

Shenzhen DisenỤgwọ nke ụlọ ọrụ Display Technology Co., Ltd.bụ a elu-tech Enterprise integrating nnyocha na mmepe, imewe, mmepụta, ahịa na service.It na-elekwasị anya na nnyocha na mmepe na n'ichepụta nke ulo oru ngosi meziri, ulo oru ihuenyo mmetụ na ngwa anya laminating ngwaahịa, nke na-ọtụtụ-eji na ọgwụ akụrụngwa, ụlọ ọrụ mmepụta ihe. ọnụ ọnụ ejiri aka,Internet of Things ọnụ na smart home.We nwere ọgaranya R&D na n'ichepụta ahụmahụ na tftIhuenyo LCD, ulo oru ngosi ihuenyo, ulo oru ihuenyo mmetụ, na zuru mma, na so na ulo oru ngosi ngosi ndu.


Oge nzipu: Mar-21-2023