JP7618876B2 - 表示装置 - Google Patents
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- JP7618876B2 JP7618876B2 JP2024075383A JP2024075383A JP7618876B2 JP 7618876 B2 JP7618876 B2 JP 7618876B2 JP 2024075383 A JP2024075383 A JP 2024075383A JP 2024075383 A JP2024075383 A JP 2024075383A JP 7618876 B2 JP7618876 B2 JP 7618876B2
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/121—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/122—Pixel-defining structures or layers, e.g. banks
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- H—ELECTRICITY
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- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
- H10D86/40—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
- H10D86/481—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs integrated with passive devices, e.g. auxiliary capacitors
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136213—Storage capacitors associated with the pixel electrode
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/13624—Active matrix addressed cells having more than one switching element per pixel
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/1368—Active matrix addressed cells in which the switching element is a three-electrode device
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional [2D] radiating surfaces
- H05B33/14—Light sources with substantially two-dimensional [2D] radiating surfaces characterised by the chemical or physical composition or the arrangement of the electroluminescent material, or by the simultaneous addition of the electroluminescent material in or onto the light source
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/67—Thin-film transistors [TFT]
- H10D30/674—Thin-film transistors [TFT] characterised by the active materials
- H10D30/6755—Oxide semiconductors, e.g. zinc oxide, copper aluminium oxide or cadmium stannate
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
- H10D86/40—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
- H10D86/421—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs having a particular composition, shape or crystalline structure of the active layer
- H10D86/423—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs having a particular composition, shape or crystalline structure of the active layer comprising semiconductor materials not belonging to the Group IV, e.g. InGaZnO
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
- H10D86/40—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
- H10D86/60—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs wherein the TFTs are in active matrices
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/121—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
- H10K59/1213—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements the pixel elements being TFTs
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/121—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
- H10K59/1216—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements the pixel elements being capacitors
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/123—Connection of the pixel electrodes to the thin film transistors [TFT]
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/131—Interconnections, e.g. wiring lines or terminals
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/131—Interconnections, e.g. wiring lines or terminals
- H10K59/1315—Interconnections, e.g. wiring lines or terminals comprising structures specially adapted for lowering the resistance
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1334—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals
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- Microelectronics & Electronic Packaging (AREA)
- Nonlinear Science (AREA)
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- Mathematical Physics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Optics & Photonics (AREA)
- Power Engineering (AREA)
- Geometry (AREA)
- Theoretical Computer Science (AREA)
- Thin Film Transistor (AREA)
- Electroluminescent Light Sources (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Liquid Crystal (AREA)
- Control Of El Displays (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
Description
本実施の形態では、本発明の一態様である表示装置について、図面を参照して説明する。
本実施の形態では、液晶デバイスを用いた表示装置の構成例と、発光デバイスを用いた表示装置の構成例について説明する。なお、本実施の形態においては、実施の形態1で説明した表示装置の要素、動作および機能の説明は省略する。
本実施の形態では、上記実施の形態に示した各トランジスタに置き換えて用いることのできるトランジスタの一例について、図面を用いて説明する。
図27Aは、ボトムゲート型のトランジスタの一種であるチャネル保護型のトランジスタ810のチャネル長方向の断面図である。図27Aにおいて、トランジスタ810は基板771上に形成されている。また、トランジスタ810は、基板771上に絶縁層772を介して電極746を有する。また、電極746上に絶縁層726を介して半導体層742を有する。電極746はゲート電極として機能できる。絶縁層726はゲート絶縁層として機能できる。
図28Aに例示するトランジスタ842は、トップゲート型のトランジスタの1つである。電極744aおよび電極744bは、絶縁層728および絶縁層729に形成した開口部において半導体層742と電気的に接続する。
本発明の一態様に係る表示装置を用いることができる電子機器として、表示機器、パーソナルコンピュータ、記録媒体を備えた画像記憶装置または画像再生装置、携帯電話、携帯型を含むゲーム機、携帯データ端末、電子書籍端末、ビデオカメラ、デジタルスチルカメラ等のカメラ、ゴーグル型ディスプレイ(ヘッドマウントディスプレイ)、ナビゲーションシステム、音響再生装置(カーオーディオ、デジタルオーディオプレイヤー等)、複写機、ファクシミリ、プリンタ、プリンタ複合機、現金自動預け入れ払い機(ATM)、自動販売機などが挙げられる。これら電子機器の具体例を図30A乃至図30Fに示す。
Claims (4)
- 第1のキャパシタと、第2のキャパシタと、表示素子と、を画素に有し、
前記第1のキャパシタおよび前記第2のキャパシタは、前記表示素子と電気的に接続され、
前記第1のキャパシタは、第1の導電層、第1の誘電体層、第2の導電層が当該順序で積層された構成を有し、
前記第2のキャパシタは、前記第2の導電層、第2の誘電体層、第3の導電層が当該順序で積層された構成を有し、
前記第1のキャパシタと、前記第2のキャパシタは、互いに重なる領域を有し、
前記画素は、さらに第1のトランジスタと、第2のトランジスタと、第3のトランジスタと、を有し、
前記第1のトランジスタのソースまたはドレインの一方は、前記第2の導電層と電気的に接続され、
前記第2のトランジスタのソースまたはドレインの一方および前記第3のトランジスタのソースまたはドレインの一方は、前記第3の導電層と電気的に接続され、
前記画素の平面視において、前記第1乃至前記第3の導電層の各々は、前記第1のトランジスタのチャネル長方向に延在した領域を有する、表示装置。 - 請求項1において、
前記画素は、前記表示素子として発光素子を有し、
前記画素は、さらに第4のトランジスタと、第5のトランジスタと、を有し
前記第4のトランジスタのゲートは、前記第2の導電層と電気的に接続され、
前記第4のトランジスタのソースまたはドレインの一方、前記第5のトランジスタのソースまたはドレインの一方、および前記発光素子の一方の電極は、前記第1の導電層と電気的に接続される、表示装置。 - 請求項1又は2において、
前記第1のトランジスタ乃至前記第3のトランジスタは、チャネル形成領域に金属酸化物を有する、表示装置。 - 請求項1乃至3のいずれか一において、
前記第2の導電層は、金属酸化物を有する、表示装置。
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2025002657A JP7781318B2 (ja) | 2019-05-30 | 2025-01-08 | 発光装置 |
| JP2025203064A JP2026031584A (ja) | 2019-05-30 | 2025-11-25 | 表示装置 |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019101319 | 2019-05-30 | ||
| JP2019101319 | 2019-05-30 | ||
| JP2021523124A JP7486480B2 (ja) | 2019-05-30 | 2020-05-18 | 表示装置および電子機器 |
| PCT/IB2020/054663 WO2020240329A1 (ja) | 2019-05-30 | 2020-05-18 | 表示装置および電子機器 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2021523124A Division JP7486480B2 (ja) | 2019-05-30 | 2020-05-18 | 表示装置および電子機器 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2025002657A Division JP7781318B2 (ja) | 2019-05-30 | 2025-01-08 | 発光装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2024116116A JP2024116116A (ja) | 2024-08-27 |
| JP2024116116A5 JP2024116116A5 (ja) | 2024-11-14 |
| JP7618876B2 true JP7618876B2 (ja) | 2025-01-21 |
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| JP2021523124A Active JP7486480B2 (ja) | 2019-05-30 | 2020-05-18 | 表示装置および電子機器 |
| JP2024075383A Active JP7618876B2 (ja) | 2019-05-30 | 2024-05-07 | 表示装置 |
| JP2025002657A Active JP7781318B2 (ja) | 2019-05-30 | 2025-01-08 | 発光装置 |
| JP2025203064A Pending JP2026031584A (ja) | 2019-05-30 | 2025-11-25 | 表示装置 |
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| JP2021523124A Active JP7486480B2 (ja) | 2019-05-30 | 2020-05-18 | 表示装置および電子機器 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2025002657A Active JP7781318B2 (ja) | 2019-05-30 | 2025-01-08 | 発光装置 |
| JP2025203064A Pending JP2026031584A (ja) | 2019-05-30 | 2025-11-25 | 表示装置 |
Country Status (5)
| Country | Link |
|---|---|
| US (3) | US11988926B2 (ja) |
| JP (4) | JP7486480B2 (ja) |
| KR (1) | KR20220013390A (ja) |
| CN (1) | CN113841253A (ja) |
| WO (1) | WO2020240329A1 (ja) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP7245788B2 (ja) * | 2018-02-01 | 2023-03-24 | 株式会社半導体エネルギー研究所 | 表示装置 |
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- 2020-05-18 JP JP2021523124A patent/JP7486480B2/ja active Active
- 2020-05-18 KR KR1020217041714A patent/KR20220013390A/ko active Pending
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| JP7486480B2 (ja) | 2024-05-17 |
| JP2025061088A (ja) | 2025-04-10 |
| JP2024116116A (ja) | 2024-08-27 |
| WO2020240329A1 (ja) | 2020-12-03 |
| JP2026031584A (ja) | 2026-02-24 |
| US12204212B2 (en) | 2025-01-21 |
| US11988926B2 (en) | 2024-05-21 |
| JP7781318B2 (ja) | 2025-12-05 |
| US20250076716A1 (en) | 2025-03-06 |
| US20220252949A1 (en) | 2022-08-11 |
| CN113841253A (zh) | 2021-12-24 |
| KR20220013390A (ko) | 2022-02-04 |
| US20240248355A1 (en) | 2024-07-25 |
| JPWO2020240329A1 (ja) | 2020-12-03 |
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