Fasahar Poly-Silicon Low Temperature LTPS(Low Temperature Poly-Silicon) asalin kamfanonin fasahar Japan da Arewacin Amurka ne suka samar da su don rage yawan kuzarin nunin PC na Note-PC da kuma sanya Note-PC ta zama siriri da haske.A tsakiyar 1990s, an fara shigar da wannan fasaha a cikin lokaci na gwaji. LTPS da aka samo daga sabon ƙarni na OLED wanda aka yi amfani da shi a cikin 1998, babban fa'idodinsa shine matsananci-bakin ciki, nauyi mai sauƙi, ƙarancin iko. amfani, na iya samar da ƙarin kyawawan launuka da hotuna masu haske.
Ƙananan zafin jiki polysilicon
TFT LCDZa a iya raba polycrystalline silicon (Poly-Si TFT) da amorphous silicon (a-Si TFT), bambanci tsakanin su biyu ta'allaka ne a cikin daban-daban transistor halaye. Motsin lantarki ya ninka sau 200-300 da sauri fiye da na silikon amorphous. Gabaɗaya aka sani daTFT-LCDYana nufin silicon amorphous, balagagge fasaha, ga na al'ada LCD kayayyakin.The polysilicon yafi hada da iri biyu nau'i na kayayyakin: high zafin jiki polysilicon (HTPS) da kuma low zafin jiki polysilicon (LTPS).
Low zafin jiki Poly-Silicon; Low zafin jiki poly-Silicon; LTPS (bakin ciki film transistor ruwa crystal nuni) yana amfani da excimer Laser a matsayin zafi tushen a cikin marufi tsari.Bayan da Laser haske wuce ta hanyar tsinkaya tsarin, da Laser katako tare da uniform makamashi rarraba zai. za a generated da kuma tsinkaya a kan gilashin substrate na amorphous silicon tsarin.Bayan gilashin substrate na amorphous silicon tsarin sha da makamashi na excimer Laser, shi za a canza zuwa wani polysilicon tsarin.Saboda dukan tsari da aka kammala a 600 ℃, don haka da general gilashin substrate za a iya amfani da.
Characteristic
LTPS-TFT LCD yana da abũbuwan amfãni daga high ƙuduri, sauri dauki gudun, high haske, high bude kudi, da dai sauransu Bugu da kari, saboda silicon crystal tsari naLTPS-TFT LCDyana cikin tsari fiye da a-Si, motsi na lantarki ya fi sau 100 mafi girma, kuma ana iya ƙirƙira da'irar tuƙi a kan gilashin gilashi a lokaci guda.Cimma burin haɗin tsarin, adana sarari da fitar da farashin IC.
A lokaci guda, saboda da'irar IC direba kai tsaye samar a kan panel, zai iya rage waje lamba na bangaren, ƙara AMINCI, mafi sauki tabbatarwa, taqaitaccen taro tsari lokaci da kuma rage EMI halaye, sa'an nan rage aikace-aikace tsarin zane. lokaci kuma fadada 'yancin zane.
LTPS-TFT LCD shine mafi girman fasaha don cimma tsarin akan Panel, ƙarni na farko naLTPS-TFT LCDta amfani da ginanniyar kewayawar direba da transistor hoto mai girma don cimma babban ƙuduri da tasirin haske mai girma, ya sanya LTPS-TFT LCD da A-Si suna da babban bambanci.
Ƙarni na biyu na LTPS-TFT LCD ta hanyar ci gaban fasahar da'ira, daga analog dubawa zuwa dijital dubawa, rage yawan amfani da wutar lantarki.The on-motsi motsi na wannan tsara.LTPS-TFT LCDshine sau 100 na a-Si TFT, kuma layin nisa na ƙirar lantarki shine kusan 4μm, wanda ba a cika amfani da shi ba don LTPS-TFT LCD.
LTPS-TFT LCDS sun fi haɗawa cikin LSI na gefe fiye da Generation 2. Manufar LTPS-TFT LCDS shine don
1) ba su da sassa na gefe don sanya module ɗin ya yi laushi da haske, da rage adadin sassa da lokacin haɗuwa; (2) Sauƙaƙe sarrafa sigina na iya rage yawan amfani da wutar lantarki; (3) Sanye take da ƙwaƙwalwar ajiya na iya rage yawan amfani da wutar lantarki.
LTPS-TFT LCD ana sa ran zama wani sabon nau'in nuni saboda da abũbuwan amfãni daga high ƙuduri, high launi jikewa da kuma low cost.With da abũbuwan amfãni daga high kewaye hadewa da kuma low cost, shi yana da cikakken amfani a aikace-aikace na kananan da kuma m. matsakaici-sized nuni bangarori.
Duk da haka, akwai matsaloli guda biyu a p-Si TFT. Na farko, kashe-kashe halin yanzu (watau leakage halin yanzu) na TFT yana da girma (Ioff = nuVdW / L); Na biyu, yana da wuya a shirya babban motsi p-Si abu a ciki babban yanki a ƙananan zafin jiki, kuma akwai wata wahala a cikin tsari.
Wani sabon ƙarni na fasaha da aka samo dagaTFT LCD.LTPS fuska ana kerarre ta ƙara wani Laser tsari zuwa na al'ada amorphous silicon (A-Si) TFT-LCD panels, rage yawan abubuwan da aka gyara da kashi 40 da kuma haɗa sassa da kashi 95, ƙwarai rage damar samfurin gazawar.The allo yayi gagarumin. haɓakawa a cikin amfani da wutar lantarki da karko, tare da 170 digiri na kusurwa da kusurwar kallo, 12ms na lokacin amsawa, 500 nits na haske, da 500: 1 bambanci rabo.
Akwai manyan hanyoyi guda uku don haɗa direbobin p-Si masu ƙarancin zafin jiki:
Na farko shi ne yanayin haɗin kai na hybrid na scan da maɓallin bayanai, wato, ana haɗa layin layi tare, ana haɗawa da sauyawa da rajistar motsi a cikin layin layin, kuma direban adireshin da yawa da amplifier suna haɗe a waje zuwa allon bango. tare da kewaye da aka gada;
Na biyu, duk da'irar tuƙi an haɗa shi sosai akan nuni;
Na uku, ana haɗa hanyoyin tuƙi da sarrafawa akan allon nuni.
Shenzhen DaikiAbubuwan da aka bayar na Display Technology Co., Ltd.shi ne wani high-tech sha'anin hadawa bincike da ci gaba, zane, samar, tallace-tallace da kuma service.It mayar da hankali a kan bincike da kuma ci gaba da kuma masana'antu na masana'antu nuni fuska, masana'antu taba fuska da Tantancewar laminating kayayyakin, wanda aka yadu amfani a likita kayan aiki, masana'antu. tashoshi na hannu, Intanet na Abubuwa tashoshi da gida mai wayo.Muna da wadatar R&D da ƙwarewar masana'antu a tftLCD allon, masana'antu nuni allon, masana'antu taba fuska, da kuma cikakken Fit, kuma na cikin masana'antu nuni jagoran.
Lokacin aikawa: Maris 21-2023
