CN111129037A - Tft阵列基板及其制作方法 - Google Patents
Tft阵列基板及其制作方法 Download PDFInfo
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- CN111129037A CN111129037A CN201911361094.4A CN201911361094A CN111129037A CN 111129037 A CN111129037 A CN 111129037A CN 201911361094 A CN201911361094 A CN 201911361094A CN 111129037 A CN111129037 A CN 111129037A
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- amorphous silicon
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- 239000000758 substrate Substances 0.000 title claims abstract description 54
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 25
- 229910021417 amorphous silicon Inorganic materials 0.000 claims abstract description 83
- 238000000034 method Methods 0.000 claims abstract description 74
- 239000004065 semiconductor Substances 0.000 claims abstract description 39
- 229910052751 metal Inorganic materials 0.000 claims abstract description 27
- 239000002184 metal Substances 0.000 claims abstract description 27
- 238000000059 patterning Methods 0.000 claims abstract description 18
- 239000010410 layer Substances 0.000 claims description 162
- 238000002161 passivation Methods 0.000 claims description 22
- 238000001312 dry etching Methods 0.000 claims description 18
- 239000011241 protective layer Substances 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 16
- 229920002120 photoresistant polymer Polymers 0.000 claims description 16
- 238000005530 etching Methods 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 230000035945 sensitivity Effects 0.000 abstract description 3
- 239000000835 fiber Substances 0.000 description 11
- 230000009286 beneficial effect Effects 0.000 description 4
- 239000004973 liquid crystal related substance Substances 0.000 description 3
- 230000000873 masking effect Effects 0.000 description 3
- 239000010409 thin film Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005240 physical vapour deposition Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000002207 thermal evaporation Methods 0.000 description 1
- 238000001039 wet etching Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/1222—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or crystalline structure of the active layer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/786—Thin film transistors, i.e. transistors with a channel being at least partly a thin film
- H01L29/78651—Silicon transistors
- H01L29/7866—Non-monocrystalline silicon transistors
- H01L29/78663—Amorphous silicon transistors
- H01L29/78669—Amorphous silicon transistors with inverted-type structure, e.g. with bottom gate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/1259—Multistep manufacturing methods
- H01L27/127—Multistep manufacturing methods with a particular formation, treatment or patterning of the active layer specially adapted to the circuit arrangement
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/1259—Multistep manufacturing methods
- H01L27/1288—Multistep manufacturing methods employing particular masking sequences or specially adapted masks, e.g. half-tone mask
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
- H01L29/66742—Thin film unipolar transistors
- H01L29/6675—Amorphous silicon or polysilicon transistors
- H01L29/66765—Lateral single gate single channel transistors with inverted structure, i.e. the channel layer is formed after the gate
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Ceramic Engineering (AREA)
- Thin Film Transistor (AREA)
Abstract
Description
Claims (10)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911361094.4A CN111129037B (zh) | 2019-12-25 | 2019-12-25 | Tft阵列基板及其制作方法 |
US16/757,420 US11374026B2 (en) | 2019-12-25 | 2020-01-13 | TFT array substrate and manufacturing method thereof |
PCT/CN2020/071643 WO2021128508A1 (zh) | 2019-12-25 | 2020-01-13 | Tft阵列基板及其制作方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201911361094.4A CN111129037B (zh) | 2019-12-25 | 2019-12-25 | Tft阵列基板及其制作方法 |
Publications (2)
Publication Number | Publication Date |
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CN111129037A true CN111129037A (zh) | 2020-05-08 |
CN111129037B CN111129037B (zh) | 2022-09-09 |
Family
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Family Applications (1)
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CN201911361094.4A Active CN111129037B (zh) | 2019-12-25 | 2019-12-25 | Tft阵列基板及其制作方法 |
Country Status (3)
Country | Link |
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US (1) | US11374026B2 (zh) |
CN (1) | CN111129037B (zh) |
WO (1) | WO2021128508A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113013096A (zh) * | 2021-03-01 | 2021-06-22 | 重庆先进光电显示技术研究院 | 阵列基板的制备方法及阵列基板 |
Citations (19)
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US5057889A (en) * | 1987-07-06 | 1991-10-15 | Katsuhiko Yamada | Electronic device including thin film transistor |
US5091337A (en) * | 1987-12-26 | 1992-02-25 | Seikosha Co., Ltd. | Method of manufacturing amorphous-silicon thin-film transistors |
US20020168789A1 (en) * | 2001-05-11 | 2002-11-14 | Au Optronics Corp. | Method to fabricate flat panel display |
CN1584718A (zh) * | 2003-08-21 | 2005-02-23 | Nec液晶技术株式会社 | 包括用于减少泄漏电流的tft的lcd设备 |
US7049163B1 (en) * | 2005-03-16 | 2006-05-23 | Chunghwa Picture Tubes, Ltd. | Manufacture method of pixel structure |
CN101150093A (zh) * | 2007-11-14 | 2008-03-26 | 友达光电股份有限公司 | 像素结构及其制作方法 |
CN101645417A (zh) * | 2009-09-03 | 2010-02-10 | 上海广电光电子有限公司 | 薄膜晶体管阵列基板的制造方法 |
CN101853809A (zh) * | 2003-11-14 | 2010-10-06 | 株式会社半导体能源研究所 | 半导体元件及其制造方法和液晶显示器及其制造方法 |
CN102263111A (zh) * | 2010-05-28 | 2011-11-30 | 乐金显示有限公司 | 阵列基板及制造该阵列基板的方法 |
CN103229301A (zh) * | 2011-11-29 | 2013-07-31 | 松下电器产业株式会社 | 薄膜晶体管以及薄膜晶体管的制造方法 |
CN105140239A (zh) * | 2015-08-10 | 2015-12-09 | 京东方科技集团股份有限公司 | 一种薄膜晶体管、其制作方法、阵列基板及其制作方法 |
CN105870058A (zh) * | 2016-06-08 | 2016-08-17 | 昆山龙腾光电有限公司 | 薄膜晶体管阵列基板的制作方法 |
WO2016201609A1 (zh) * | 2015-06-15 | 2016-12-22 | 北京大学深圳研究生院 | 金属氧化物薄膜晶体管、显示面板及两者的制备方法 |
CN108198756A (zh) * | 2017-12-26 | 2018-06-22 | 深圳市华星光电技术有限公司 | 薄膜晶体管的制备方法、阵列基板的制备方法 |
CN108649016A (zh) * | 2018-05-09 | 2018-10-12 | 深圳市华星光电技术有限公司 | 阵列基板的制作方法 |
CN108735819A (zh) * | 2017-04-13 | 2018-11-02 | 京东方科技集团股份有限公司 | 低温多晶硅薄膜晶体管及其制造方法、显示基板 |
CN109103105A (zh) * | 2018-07-26 | 2018-12-28 | 惠科股份有限公司 | 薄膜晶体管及其制备方法、显示装置 |
CN109494257A (zh) * | 2018-10-26 | 2019-03-19 | 深圳市华星光电半导体显示技术有限公司 | 一种薄膜晶体管及其制造方法、阵列基板、显示装置 |
CN109524356A (zh) * | 2018-09-03 | 2019-03-26 | 重庆惠科金渝光电科技有限公司 | 一种阵列基板的制造方法、阵列基板及显示面板 |
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JP3160172B2 (ja) * | 1994-12-27 | 2001-04-23 | シャープ株式会社 | 半導体素子の製造方法および表示装置用基板の製造方法 |
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US20090090915A1 (en) * | 2007-10-05 | 2009-04-09 | Semiconductor Energy Laboratory Co., Ltd. | Thin film transistor, display device having thin film transistor, and method for manufacturing the same |
CN105118777A (zh) | 2015-07-01 | 2015-12-02 | 深圳市华星光电技术有限公司 | Tft背板的制作方法及其结构 |
CN104966720B (zh) | 2015-07-14 | 2018-06-01 | 深圳市华星光电技术有限公司 | Tft基板结构及其制作方法 |
-
2019
- 2019-12-25 CN CN201911361094.4A patent/CN111129037B/zh active Active
-
2020
- 2020-01-13 WO PCT/CN2020/071643 patent/WO2021128508A1/zh active Application Filing
- 2020-01-13 US US16/757,420 patent/US11374026B2/en active Active
Patent Citations (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5057889A (en) * | 1987-07-06 | 1991-10-15 | Katsuhiko Yamada | Electronic device including thin film transistor |
US5091337A (en) * | 1987-12-26 | 1992-02-25 | Seikosha Co., Ltd. | Method of manufacturing amorphous-silicon thin-film transistors |
US20020168789A1 (en) * | 2001-05-11 | 2002-11-14 | Au Optronics Corp. | Method to fabricate flat panel display |
CN1584718A (zh) * | 2003-08-21 | 2005-02-23 | Nec液晶技术株式会社 | 包括用于减少泄漏电流的tft的lcd设备 |
CN101853809A (zh) * | 2003-11-14 | 2010-10-06 | 株式会社半导体能源研究所 | 半导体元件及其制造方法和液晶显示器及其制造方法 |
US7049163B1 (en) * | 2005-03-16 | 2006-05-23 | Chunghwa Picture Tubes, Ltd. | Manufacture method of pixel structure |
CN101150093A (zh) * | 2007-11-14 | 2008-03-26 | 友达光电股份有限公司 | 像素结构及其制作方法 |
CN101645417A (zh) * | 2009-09-03 | 2010-02-10 | 上海广电光电子有限公司 | 薄膜晶体管阵列基板的制造方法 |
CN102263111A (zh) * | 2010-05-28 | 2011-11-30 | 乐金显示有限公司 | 阵列基板及制造该阵列基板的方法 |
CN103229301A (zh) * | 2011-11-29 | 2013-07-31 | 松下电器产业株式会社 | 薄膜晶体管以及薄膜晶体管的制造方法 |
WO2016201609A1 (zh) * | 2015-06-15 | 2016-12-22 | 北京大学深圳研究生院 | 金属氧化物薄膜晶体管、显示面板及两者的制备方法 |
CN105140239A (zh) * | 2015-08-10 | 2015-12-09 | 京东方科技集团股份有限公司 | 一种薄膜晶体管、其制作方法、阵列基板及其制作方法 |
CN105870058A (zh) * | 2016-06-08 | 2016-08-17 | 昆山龙腾光电有限公司 | 薄膜晶体管阵列基板的制作方法 |
CN108735819A (zh) * | 2017-04-13 | 2018-11-02 | 京东方科技集团股份有限公司 | 低温多晶硅薄膜晶体管及其制造方法、显示基板 |
CN108198756A (zh) * | 2017-12-26 | 2018-06-22 | 深圳市华星光电技术有限公司 | 薄膜晶体管的制备方法、阵列基板的制备方法 |
CN108649016A (zh) * | 2018-05-09 | 2018-10-12 | 深圳市华星光电技术有限公司 | 阵列基板的制作方法 |
CN109103105A (zh) * | 2018-07-26 | 2018-12-28 | 惠科股份有限公司 | 薄膜晶体管及其制备方法、显示装置 |
CN109524356A (zh) * | 2018-09-03 | 2019-03-26 | 重庆惠科金渝光电科技有限公司 | 一种阵列基板的制造方法、阵列基板及显示面板 |
CN109494257A (zh) * | 2018-10-26 | 2019-03-19 | 深圳市华星光电半导体显示技术有限公司 | 一种薄膜晶体管及其制造方法、阵列基板、显示装置 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113013096A (zh) * | 2021-03-01 | 2021-06-22 | 重庆先进光电显示技术研究院 | 阵列基板的制备方法及阵列基板 |
Also Published As
Publication number | Publication date |
---|---|
CN111129037B (zh) | 2022-09-09 |
US20210408069A1 (en) | 2021-12-30 |
US11374026B2 (en) | 2022-06-28 |
WO2021128508A1 (zh) | 2021-07-01 |
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Denomination of invention: TFT array substrate and its fabrication method Effective date of registration: 20221214 Granted publication date: 20220909 Pledgee: Agricultural Bank of China Limited Shenzhen Guangming Sub branch Pledgor: TCL Huaxing Photoelectric Technology Co.,Ltd. Registration number: Y2022980027385 |
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Date of cancellation: 20231106 Granted publication date: 20220909 Pledgee: Agricultural Bank of China Limited Shenzhen Guangming Sub branch Pledgor: TCL Huaxing Photoelectric Technology Co.,Ltd. Registration number: Y2022980027385 |
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Denomination of invention: TFT array substrate and its fabrication method Effective date of registration: 20231124 Granted publication date: 20220909 Pledgee: Agricultural Bank of China Limited Shenzhen Guangming Sub branch Pledgor: TCL Huaxing Photoelectric Technology Co.,Ltd. Registration number: Y2023980067503 |