JP6921186B2 - ディスプレイ装置 - Google Patents
ディスプレイ装置 Download PDFInfo
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- JP6921186B2 JP6921186B2 JP2019513799A JP2019513799A JP6921186B2 JP 6921186 B2 JP6921186 B2 JP 6921186B2 JP 2019513799 A JP2019513799 A JP 2019513799A JP 2019513799 A JP2019513799 A JP 2019513799A JP 6921186 B2 JP6921186 B2 JP 6921186B2
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- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 116
- 238000006243 chemical reaction Methods 0.000 claims description 48
- 230000000903 blocking effect Effects 0.000 claims description 43
- 239000000758 substrate Substances 0.000 claims description 34
- 239000004065 semiconductor Substances 0.000 claims description 33
- 230000001681 protective effect Effects 0.000 claims description 29
- 230000003287 optical effect Effects 0.000 claims description 24
- 239000010410 layer Substances 0.000 description 173
- 238000000034 method Methods 0.000 description 6
- 239000011159 matrix material Substances 0.000 description 4
- 239000003086 colorant Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 229910004205 SiNX Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
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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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L25/00—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof
- H01L25/03—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes
- H01L25/04—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers
- H01L25/075—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L33/00
- H01L25/0753—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L33/00 the devices being arranged next to each other
-
- 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
- H01L27/15—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components having potential barriers, specially adapted for light emission
- H01L27/153—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components having potential barriers, specially adapted for light emission in a repetitive configuration, e.g. LED bars
- H01L27/156—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components having potential barriers, specially adapted for light emission in a repetitive configuration, e.g. LED bars two-dimensional arrays
-
- 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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133514—Colour filters
-
- 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
- G09F9/33—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 being semiconductor devices, e.g. diodes
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/50—Wavelength conversion elements
- H01L33/501—Wavelength conversion elements characterised by the materials, e.g. binder
- H01L33/502—Wavelength conversion materials
- H01L33/504—Elements with two or more wavelength conversion materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/50—Wavelength conversion elements
- H01L33/507—Wavelength conversion elements the elements being in intimate contact with parts other than the semiconductor body or integrated with parts other than the semiconductor body
-
- 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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133603—Direct backlight with LEDs
-
- 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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133612—Electrical details
-
- 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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133614—Illuminating devices using photoluminescence, e.g. phosphors illuminated by UV or blue light
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Nonlinear Science (AREA)
- Optics & Photonics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- Manufacturing & Machinery (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Led Device Packages (AREA)
- Electroluminescent Light Sources (AREA)
- Optical Filters (AREA)
Description
110:発光ダイオード部
111:発光部
112a:青色発光ダイオード
112b:緑色発光ダイオード
112d:紫外線発光ダイオード
23:n型半導体層
25:活性層
27:p型半導体層
116:透明電極
118:遮断部
122:第1連結電極
123:光変換部
126:蛍光体層
126a:青色蛍光体層
126c:赤色蛍光体層
126d:遮断層
126e:透明層
126f:白色蛍光体層
127:カラーフィルター
127c:赤色光部
127d:光遮断部
127e:透明部
128:保護基板
130:TFTパネル部
132:パネル基板
134:第2連結電極
150:異方性導電フィルム
152:電極連結部
SP1〜SP4:第1〜第4サブピクセル
Claims (15)
- 規則的に配列された複数の発光ダイオードを含む発光部;
前記複数の発光ダイオードを駆動させる複数のTFTを含むTFTパネル部;及び
前記発光部から放出された光を変換すると共に、赤色蛍光体層、透明層及び遮断層を含む光変換部を含み、
前記発光部及びTFTパネル部は一面が対向するように相互結合され、前記各発光ダイオードと各TFTが電気的に連結され、
前記赤色蛍光体層及び前記透明層は、前記発光部と当該発光部の上に配置された保護基板との間に配置され、
前記複数の発光ダイオードは一つ以上の第1発光ダイオード及び一つ以上の第2発光ダイオードを含み、
前記一つ以上の第1発光ダイオードから放出された光が前記光変換部で波長変換されて前記光変換部を通じて赤色光が放出され、
前記一つ以上の第2発光ダイオードは前記透明層を通して緑色光を外部に放出し、
前記赤色蛍光体層の上に赤色光部が設けられ、
前記赤色光部の面積は、前記赤色蛍光体層の面積よりも大きく、
前記遮断層は、前記赤色蛍光体層と前記透明層との間に設けられ、
前記赤色蛍光体層、前記透明層及び前記遮断層のそれぞれにおける前記TFTパネル部と向かい合う面は、同一平面を構成する、ディスプレイ装置。 - 前記一つ以上の第1発光ダイオードは、青色光を放出する青色発光ダイオード又は紫外線を放出する紫外線発光ダイオードである、請求項1に記載のディスプレイ装置。
- 前記一つ以上の第1発光ダイオードは第1サブピクセルに配置され、
前記一つ以上の第2発光ダイオードは第2サブピクセルに配置され、
前記第1サブピクセルの面積は前記第2サブピクセルの面積よりも相対的に大きい、請求項2に記載のディスプレイ装置。 - 前記複数の発光ダイオードは第3サブピクセルに配置された一つ以上の第3発光ダイオードをさらに含み、
前記第1サブピクセルの面積は前記第3サブピクセルの面積よりも相対的に大きく、
前記第1サブピクセルは前記第2及び第3サブピクセルが一列に配置された側面に配置された、請求項3に記載のディスプレイ装置。 - 前記複数の発光ダイオードは一つ以上の第3発光ダイオードをさらに含み、
前記一つ以上の第2発光ダイオードは緑色光を外部に放出する緑色発光ダイオードであり、
前記一つ以上の第3発光ダイオードは青色光を外部に放出する青色発光ダイオードである、請求項2に記載のディスプレイ装置。 - 前記複数の発光ダイオードは一つ以上の第3発光ダイオードをさらに含み、
前記一つ以上の第3発光ダイオードは紫外線を放出する紫外線発光ダイオードであり、
前記光変換部は、前記紫外線発光ダイオードから放出された紫外線を波長変換して青色光を外部に放出する青色蛍光体層をさらに含む、請求項2に記載のディスプレイ装置。 - 前記複数の発光ダイオードは一つ以上の第4発光ダイオードをさらに含み、
前記一つ以上の第4発光ダイオードは青色光を放出する青色発光ダイオードであり、
前記光変換部は前記第4発光ダイオードから放出された光を波長変換して白色光を外部に放出する白色蛍光体層をさらに含む、請求項5に記載のディスプレイ装置。 - 前記一つ以上の第1〜第4発光ダイオードは、第1〜第4サブピクセルにそれぞれ配置され、
前記第1及び第4サブピクセルの面積は前記第2及び第3サブピクセルの面積よりも相対的に大きい、請求項7に記載のディスプレイ装置。 - 前記第1及び第2サブピクセルは一つの行に配置され、
前記第3及び第4サブピクセルは別の一つの行に配置され、
前記第1及び第4サブピクセルは一つの列に配置された、請求項8に記載のディスプレイ装置。 - 前記赤色光部は、前記光変換部に含まれ、前記放出される赤色光から赤色光を除いた残りの波長の光を遮断する、請求項1に記載のディスプレイ装置。
- 前記発光部は、
前記複数の発光ダイオードの上部に配置され、前記複数の発光ダイオードと電気的に連結された透明電極;
前記複数の発光ダイオードの下部に配置され、前記複数の発光ダイオードと電気的に連結された連結電極;及び
前記複数の発光ダイオードの間に配置され、前記透明電極と電気的に連結された遮断部を含む、請求項1に記載のディスプレイ装置。 - 前記複数の発光ダイオードは、それぞれ、
n型半導体層;
p型半導体層;及び
前記n型半導体層とp型半導体層間に介在する活性層を含む、請求項11に記載のディスプレイ装置。 - 前記保護基板は、前記赤色蛍光体層の上部に配置される、請求項1に記載のディスプレイ装置。
- 前記透明層は、前記第2発光ダイオードから放出された光をそのまま放出する、請求項1に記載のディスプレイ装置。
- 前記赤色光部は、前記赤色蛍光体層と前記保護基板との間に配置され、前記赤色蛍光体層から放出された光の一部の波長の光を遮断する、請求項13に記載のディスプレイ装置。
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JP2021122568A JP7209051B2 (ja) | 2016-09-12 | 2021-07-27 | ディスプレイ装置 |
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US201662393515P | 2016-09-12 | 2016-09-12 | |
US62/393,515 | 2016-09-12 | ||
PCT/KR2017/009405 WO2018048131A1 (ko) | 2016-09-12 | 2017-08-29 | 디스플레이 장치 |
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JP2019529989A JP2019529989A (ja) | 2019-10-17 |
JP6921186B2 true JP6921186B2 (ja) | 2021-08-18 |
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US (4) | US10606121B2 (ja) |
EP (1) | EP3511985A4 (ja) |
JP (2) | JP6921186B2 (ja) |
CN (2) | CN109923673B (ja) |
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US20200348563A1 (en) | 2020-11-05 |
US10775667B2 (en) | 2020-09-15 |
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US10606121B2 (en) | 2020-03-31 |
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US20200218116A1 (en) | 2020-07-09 |
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