JP7068800B2 - 表示装置 - Google Patents
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- JP7068800B2 JP7068800B2 JP2017209446A JP2017209446A JP7068800B2 JP 7068800 B2 JP7068800 B2 JP 7068800B2 JP 2017209446 A JP2017209446 A JP 2017209446A JP 2017209446 A JP2017209446 A JP 2017209446A JP 7068800 B2 JP7068800 B2 JP 7068800B2
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- 230000002093 peripheral effect Effects 0.000 description 2
- 239000002096 quantum dot Substances 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 229920001187 thermosetting polymer Polymers 0.000 description 2
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
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- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229920002120 photoresistant polymer Polymers 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
- 239000000243 solution Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000000427 thin-film deposition Methods 0.000 description 1
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- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
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- H10K59/131—Interconnections, e.g. wiring lines or terminals
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- 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
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- 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
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- G06F1/1652—Details related to the display arrangement, including those related to the mounting of the display in the housing the display being flexible, e.g. mimicking a sheet of paper, or rollable
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- G06F1/189—Power distribution
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- 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
- G09F9/301—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 flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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- 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
- H05B33/02—Details
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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
- H05B33/02—Details
- H05B33/06—Electrode terminals
-
- 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 radiating surfaces
- H05B33/22—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of auxiliary dielectric or reflective layers
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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
-
- 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]
-
- 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
- H10K59/124—Insulating layers formed between TFT elements and OLED elements
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K77/00—Constructional details of devices covered by this subclass and not covered by groups H10K10/80, H10K30/80, H10K50/80 or H10K59/80
- H10K77/10—Substrates, e.g. flexible substrates
- H10K77/111—Flexible substrates
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04102—Flexible digitiser, i.e. constructional details for allowing the whole digitising part of a device to be flexed or rolled like a sheet of paper
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04111—Cross over in capacitive digitiser, i.e. details of structures for connecting electrodes of the sensing pattern where the connections cross each other, e.g. bridge structures comprising an insulating layer, or vias through substrate
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
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- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04112—Electrode mesh in capacitive digitiser: electrode for touch sensing is formed of a mesh of very fine, normally metallic, interconnected lines that are almost invisible to see. This provides a quite large but transparent electrode surface, without need for ITO or similar transparent conductive material
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
- G06F3/04164—Connections between sensors and controllers, e.g. routing lines between electrodes and connection pads
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K2102/00—Constructional details relating to the organic devices covered by this subclass
- H10K2102/301—Details of OLEDs
- H10K2102/311—Flexible OLED
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- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K2102/00—Constructional details relating to the organic devices covered by this subclass
- H10K2102/301—Details of OLEDs
- H10K2102/341—Short-circuit prevention
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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
- H10K59/40—OLEDs integrated with touch screens
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- 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
- H10K59/80—Constructional details
- H10K59/87—Passivation; Containers; Encapsulations
- H10K59/873—Encapsulations
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Description
Claims (13)
- 第1方向の幅及び前記第1方向に直交する第2方向の長さを有し、前記第2方向に隣り合うように、第1領域及び第2領域を有するフレキシブル基板と、
画像を表示するために前記第1領域で前記フレキシブル基板に積層された表示回路層と、
前記第1領域から前記第2方向に延び、相互に電気的に接続しないように前記第1方向に並び、前記第2領域で前記フレキシブル基板に積層する複数の配線と、
前記複数の配線の下で前記フレキシブル基板に積層する第1無機絶縁膜と、
を含む表示装置において、
共通の最低面を含むとともに相互に高さが異なって前記第2方向に隣り合う複数の上面と、最上面を除く前記複数の上面から立ち上がる蹴上面と、をそれぞれ含み前記第1方向に並ぶ複数の階段部を前記第2領域にさらに含み、
前記複数の配線のそれぞれの下地面は、前記複数の階段部のうち対応する一つと、前記第2領域にて接し、
前記第1無機絶縁膜は、前記複数の階段部のそれぞれにおいて、少なくとも、最低面を除く前記複数の上面及び前記蹴上面を構成し、
前記表示装置は、前記第2領域において、互いに隣り合う2つの前記階段部の間に窪み部をさらに有し、
前記最低面は、前記窪み部の部分において、前記複数の階段部の前記最上面を除く前記複数の上面より前記第1領域側に延在して、前記窪み部の底面を構成し、
隣同士の前記配線は、前記窪み部により分離されていることを特徴とする表示装置。 - 請求項1に記載された表示装置において、
前記複数の配線は、隣同士の前記配線から平面視で相互に対向する方向に突出する一対の凸部を有し、
前記一対の凸部は、間隔があいて電気的に絶縁されていることを特徴とする表示装置。 - 請求項2に記載された表示装置において、
前記一対の凸部は、前記最上面を除く前記複数の上面のそれぞれと前記蹴上面とで構成される入角部に沿って前記第1方向に突出することを特徴とする表示装置。 - 請求項1から3のいずれか1項に記載された表示装置において、
前記複数の上面の前記最低面は、前記フレキシブル基板の上面の一部であることを特徴とする表示装置。 - 請求項1から3のいずれか1項に記載された表示装置において、
前記複数の上面のいずれもが、前記第1無機絶縁膜の上面の一部であることを特徴とする表示装置。 - 請求項1から5のいずれか1項に記載された表示装置において、
前記複数の配線の上で前記フレキシブル基板に積層する第2無機絶縁膜をさらに有し、
前記第2無機絶縁膜は、少なくとも前記窪み部を避けて設けられることを特徴とする表示装置。 - 請求項6に記載された表示装置において、
前記第2無機絶縁膜は、前記複数の上面の前記最低面では、前記複数の配線のそれぞれの少なくとも一部との重複を避けるように設けられていることを特徴とする表示装置。 - 請求項7に記載された表示装置において、
前記第2無機絶縁膜は、前記複数の上面の前記最低面では、前記第1方向の全幅にわたる領域を避けるように設けられていることを特徴とする表示装置。 - 請求項6から8のいずれか1項に記載された表示装置において、
前記第2無機絶縁膜は、前記最低面を除く前記複数の上面では、前記複数の配線の全体と重複するように設けられていることを特徴とする表示装置。 - 請求項6から9のいずれか1項に記載された表示装置において、
前記第2無機絶縁膜の上で前記フレキシブル基板に積層する有機絶縁膜をさらに有し、
前記有機絶縁膜は、前記窪み部において前記フレキシブル基板の上面に接触することを特徴とする表示装置。 - 請求項1から10のいずれか1項に記載された表示装置において、
前記第1無機絶縁膜は、複数の絶縁層からなり、
前記階段部は、複数段になるように構成されていることを特徴とする表示装置。 - 請求項1から11のいずれか1項に記載された表示装置において、
前記フレキシブル基板は、前記第1方向に延びる軸AXの周りに屈曲していることを特徴とする表示装置。 - 第1方向の幅及び前記第1方向に直交する第2方向の長さを有し、前記第2方向に隣り合うように、第1領域及び第2領域を有するフレキシブル基板と、
画像を表示するために前記第1領域で前記フレキシブル基板に積層された表示回路層と、
前記第1領域から前記第2方向に延び、相互に電気的に接続しないように前記第1方向に並び、前記第2領域で前記フレキシブル基板に積層する複数の配線と、
前記複数の配線の下で前記フレキシブル基板に積層する第1無機絶縁膜と、
を含む表示装置において、
共通の最低面を含むとともに相互に高さが異なって前記第2方向に隣り合う複数の上面と、最上面を除く前記複数の上面から立ち上がる蹴上面と、をそれぞれ含み前記第1方向に並ぶ複数の階段部を前記第2領域にさらに含み、
前記複数の配線のそれぞれの下地面は、前記複数の階段部のうち対応する一つと、前記第2領域にて接し、
前記第1無機絶縁膜は、前記複数の階段部のそれぞれにおいて、少なくとも、最低面を除く前記複数の上面及び前記蹴上面を構成し、
前記表示装置は、それぞれが前記第2領域の前記階段部よりも低く相互に高さが異なって前記第2方向に隣り合う複数の他の上面と、前記複数の他の上面から立ち上がる蹴上面とを含む第2階段部を、前記第2領域において、互いに隣り合う2つの前記階段部の間に持ち、
前記第2階段部により隣り合う前記複数の配線は分離されている表示装置。
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