JP7086582B2 - 表示装置 - Google Patents
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- JP7086582B2 JP7086582B2 JP2017237061A JP2017237061A JP7086582B2 JP 7086582 B2 JP7086582 B2 JP 7086582B2 JP 2017237061 A JP2017237061 A JP 2017237061A JP 2017237061 A JP2017237061 A JP 2017237061A JP 7086582 B2 JP7086582 B2 JP 7086582B2
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- 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
- H10K59/126—Shielding, e.g. light-blocking means over the TFTs
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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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- 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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- H10K77/10—Substrates, e.g. flexible substrates
- H10K77/111—Flexible substrates
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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
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
- G02F1/133334—Electromagnetic shields
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- 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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133512—Light shielding layers, e.g. black matrix
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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
- G02F1/136209—Light shielding layers, e.g. black matrix, incorporated in the active matrix substrate, e.g. structurally associated with the switching element
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0404—Matrix technologies
- G09G2300/0408—Integration of the drivers onto the display substrate
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/08—Active matrix structure, i.e. with use of active elements, inclusive of non-linear two terminal elements, in the pixels together with light emitting or modulating elements
- G09G2300/0804—Sub-multiplexed active matrix panel, i.e. wherein one active driving circuit is used at pixel level for multiple image producing elements
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- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
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- H10D30/01—Manufacture or treatment
- H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
- H10D30/031—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT]
- H10D30/0321—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT] comprising silicon, e.g. amorphous silicon or polysilicon
- H10D30/0323—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT] comprising silicon, e.g. amorphous silicon or polysilicon comprising monocrystalline silicon
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- H10D30/031—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT]
- H10D30/0321—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT] comprising silicon, e.g. amorphous silicon or polysilicon
- H10D30/0323—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT] comprising silicon, e.g. amorphous silicon or polysilicon comprising monocrystalline silicon
- H10D30/0327—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT] comprising silicon, e.g. amorphous silicon or polysilicon comprising monocrystalline silicon on sapphire substrates, e.g. of silicon-on-sapphire [SOS] transistor
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- H10D30/6704—Thin-film transistors [TFT] having supplementary regions or layers in the thin films or in the insulated bulk substrates for controlling properties of the device
- H10D30/6723—Thin-film transistors [TFT] having supplementary regions or layers in the thin films or in the insulated bulk substrates for controlling properties of the device having light shields
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- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
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- H10D30/6758—Thin-film transistors [TFT] characterised by the insulating substrates
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- 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
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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
- H10D86/60—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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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K2102/00—Constructional details relating to the organic devices covered by this subclass
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- H10K59/35—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
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Description
Claims (13)
- 有機材料を含む基板と、
前記基板の上に設けられる第1の下地膜と、
前記第1の下地膜の上方に設けられる薄膜トランジスタと、
前記薄膜トランジスタに備えられ、チャネル領域を有する半導体膜と、
前記第1の下地膜と前記半導体膜との間に設けられ、平面視で前記チャネル領域と重なる電界抑制膜と、を含み、
前記電界抑制膜は、前記第1の下地膜よりも誘電率が高く、
前記薄膜トランジスタを複数有し、
前記電界抑制膜を複数有し、
複数の前記電界抑制膜の各々は、複数の前記薄膜トランジスタうちの、互いに異なる1つの薄膜トランジスタと平面視で重なる、
表示装置。 - 請求項1に記載の表示装置において、
前記電界抑制膜はアルミナを含む、
表示装置。 - 請求項1又は請求項2に記載の表示装置において、
前記第1の下地膜は、窒化シリコンおよび酸化シリコンの少なくとも一方を含み、
前記電界抑制膜の誘電率は、窒化シリコンの誘電率及び酸化シリコンの誘電率よりも高い、表示装置。 - 請求項1から3のいずれかに記載の表示装置において、
前記第1の下地膜と前記半導体膜との間に、第2の下地膜が位置し、
前記電界抑制膜は、前記第1の下地膜と前記第2の下地膜との間に位置する、表示装置。 - 請求項4に記載の表示装置において、
前記第1の下地膜は、酸化シリコンを含み、
前記第2の下地膜は、窒化シリコンを含み、
前記第1の下地膜と前記第2の下地膜とは、直に接する、表示装置。 - 請求項1から3のいずれかに記載の表示装置において、
前記第1の下地膜の上に第2の下地膜が位置し、
前記第2の下地膜の上に第3の下地膜が位置し、
前記第3の下地膜の上に、前記第3の下地膜と直に接して前記半導体膜が位置し、
前記電界抑制膜は、前記第2の下地膜と前記第3の下地膜との間に位置する、表示装置。 - 請求項6に記載の表示装置において、
前記第2の下地膜は、窒化シリコンを含み、
前記第3の下地膜は、酸化シリコンを含む、表示装置。 - 請求項1から7のいずれかに記載の表示装置において、
前記半導体膜は、ソース領域とドレイン領域とを有し、
前記電界抑制膜は、前記チャネル領域の延伸方向でみて前記ソース領域側の端および前記ドレイン領域側の端より内側に配置される、表示装置。 - 請求項1から8のいずれかに記載の表示装置において、
前記基板上に、前記薄膜トランジスタを含む画素を有し、
前記電界抑制膜は、平面視で前記画素と重なる、表示装置。 - 請求項1から8のいずれかに記載の表示装置において、
前記基板上に、複数の画素を含む表示領域と、前記表示領域の外側に位置する周辺領域と、を有し、
前記周辺領域には、前記複数の画素を駆動する駆動回路が位置し、
前記薄膜トランジスタは、前記駆動回路に含まれ、
前記電界抑制膜は、前記周辺領域に位置する、表示装置。 - 請求項1から10のいずれかに記載の表示装置において、
前記基板上に、複数の画素を含む表示領域を有し、
前記表示領域に、前記基板が湾曲している湾曲部を有し、
前記電界抑制膜は、前記湾曲部に位置しない、表示装置。 - 請求項11に記載の表示装置において、
前記電界抑制膜は、前記表示領域の前記湾曲部とは異なる部分に位置する、表示装置。 - 有機材料を含む基板と、
前記基板の上に設けられる第1の下地膜と、
前記第1の下地膜の上方に設けられる薄膜トランジスタと、
前記薄膜トランジスタに備えられ、チャネル領域を有する半導体膜と、
前記第1の下地膜と前記半導体膜との間に設けられ、平面視で前記チャネル領域と重なる電界抑制膜と、を含み、
前記電界抑制膜は、前記第1の下地膜よりも誘電率が高く、
前記基板上に、複数の画素を含む表示領域を有し、
前記表示領域に、前記基板が湾曲している湾曲部を有し、
前記電界抑制膜は、前記湾曲部に位置しない、表示装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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JP2017237061A JP7086582B2 (ja) | 2017-12-11 | 2017-12-11 | 表示装置 |
PCT/JP2018/038832 WO2019116720A1 (ja) | 2017-12-11 | 2018-10-18 | 表示装置 |
US16/897,298 US11605690B2 (en) | 2017-12-11 | 2020-06-10 | Display device having an electric field infibition film |
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JP2017237061A JP7086582B2 (ja) | 2017-12-11 | 2017-12-11 | 表示装置 |
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JP2019106426A JP2019106426A (ja) | 2019-06-27 |
JP2019106426A5 JP2019106426A5 (ja) | 2021-01-21 |
JP7086582B2 true JP7086582B2 (ja) | 2022-06-20 |
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JP (1) | JP7086582B2 (ja) |
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009158936A (ja) | 2007-12-03 | 2009-07-16 | Semiconductor Energy Lab Co Ltd | 半導体装置 |
JP2011009704A (ja) | 2009-05-26 | 2011-01-13 | Seiko Epson Corp | 薄膜装置、薄膜装置を備えた可撓性回路基板、及び薄膜装置の製造方法 |
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