JP6808729B2 - 表示装置および電子機器 - Google Patents
表示装置および電子機器 Download PDFInfo
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- JP6808729B2 JP6808729B2 JP2018520712A JP2018520712A JP6808729B2 JP 6808729 B2 JP6808729 B2 JP 6808729B2 JP 2018520712 A JP2018520712 A JP 2018520712A JP 2018520712 A JP2018520712 A JP 2018520712A JP 6808729 B2 JP6808729 B2 JP 6808729B2
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Images
Classifications
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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
- 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
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
- H05B33/24—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of auxiliary dielectric or reflective layers of metallic reflective layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/85—Arrangements for extracting light from the devices
- H10K50/856—Arrangements for extracting light from the devices comprising reflective means
-
- 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
- H10K59/30—Devices specially adapted for multicolour light emission
- H10K59/35—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
-
- 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]
- G09G3/3208—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] organic, e.g. using organic light-emitting diodes [OLED]
- G09G3/3225—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] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix
- G09G3/3233—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] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix with pixel circuitry controlling the current through the light-emitting 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
- 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]
- G09G3/3208—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] organic, e.g. using organic light-emitting diodes [OLED]
- G09G3/3266—Details of drivers for scan electrodes
-
- 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
- H10K59/80—Constructional details
- H10K59/875—Arrangements for extracting light from the devices
- H10K59/878—Arrangements for extracting light from the devices comprising reflective means
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Electroluminescent Light Sources (AREA)
Description
1.実施の形態(第1絶縁膜のうちの同色の画素間の領域に、開口部同士を繋ぐ凹部を設けた例)
2.適用例(電子機器の例)
[構成]
図1は、本開示の一実施の形態に係る表示装置(表示装置1)の全体構成を表すブロック図である。この表示装置1は、例えば、有機電界発光素子を用いた有機ELディスプレイ等であり、例えばR(赤),G(緑),B(青)のいずれかの色の光が上面側から出射される、上面発光型(トップエミッション型)の表示装置である。
図2は、表示装置1(画素部2)の断面構成を表したものである。図2では、有機EL素子10R,10G,10Bのうちの一部(有機電界発光素子10Rと、有機電界発光素子10Gの一部)に対応する領域についてのみ示している。画素部2では、駆動基板11a上に、複数の有機EL素子10が2次元配置されている。これらの有機EL素子10の上には、例えば、保護膜17、封止層18およびCF/BM層19を介して第2基板20が貼り合わせられている。
上記のような表示装置1では、走査線駆動部3から各画素Pの書き込みトランジスタWsTrへ選択パルスが供給されることで、画素Pが選択される。この選択された画素Pに、信号線駆動部4から映像信号に応じた信号電圧が供給され、保持容量Csに保持される。この保持容量Csに保持された信号に応じて駆動トランジスタDsTrがオンオフ制御され、有機EL素子10に駆動電流が注入される。これにより、有機EL素子10(有機電界発光層)では、正孔と電子とが再結合して発光を生じる。この光は、例えば第2電極16、保護膜17、封止層18、CF/BM層19および第2基板20を透過して取り出される。このようにして各画素P(画素pr,pg,pb)から射出された色光の加法混色により、カラーの映像表示がなされる。
上記実施の形態において説明した表示装置1は、様々なタイプの電子機器に用いることができる。図11に、表示装置1が適用される電子機器(電子機器1A)の機能ブロック構成を示す。電子機器1Aとしては、例えばテレビジョン装置、パーソナルコンピュータ(PC)、スマートフォン、タブレット型PC、携帯電話機、デジタルスチルカメラおよびデジタルビデオカメラ等が挙げられる。
(1)
2次元配置されると共に、それぞれが複数色のうちのいずれかの色の光を発する有機電界発光素子を含む複数の画素を備え、
前記複数の画素は、
発光色毎に一方向に沿って配置され、かつ
前記画素毎に開口部を有する第1の絶縁膜と、
前記第1の絶縁膜上の異なる発光色の画素同士の間の領域に、前記発光色毎の配列方向に沿って延在する第2の絶縁膜と、
前記開口部に形成されると共に発光層を含む有機層と
を有し、
前記第1の絶縁膜は、前記複数の画素のうちの同一の発光色の画素の開口部同士を繋ぐ凹部を含む
表示装置。
(2)
前記凹部の表面の接触角は、前記第2の絶縁膜の上面の接触角よりも小さい
上記(1)に記載の表示装置。
(3)
前記凹部の側面のテーパ角は、前記開口部の側面のテーパ角よりも小さい
上記(1)または(2)に記載の表示装置。
(4)
前記凹部は、前記発光色毎の配列方向において隣り合う画素間の領域に形成されている
上記(1)〜(3)のいずれか1つに記載の表示装置。
(5)
前記第2の絶縁膜は撥液性を有する
上記(1)〜(4)のいずれか1つに記載の表示装置。
(6)
前記第1の絶縁膜と前記第2の絶縁膜とは一体的に設けられ、
前記第2の絶縁膜は、前記第1の絶縁膜上において突条部を構成する
上記(1)〜(5)のいずれか1つに記載の表示装置。
(7)
前記第1の絶縁膜の前記突条部に対応する選択的な部分が撥液性を有する
上記(6)に記載の表示装置。
(8)
前記第1の絶縁膜は、前記凹部の底部において厚みを有する
上記(1)〜(7)のいずれか1つに記載の表示装置。
(9)
前記開口部は、複数のサブ開口を含んで構成され、
前記複数のサブ開口はそれぞれ、前記配列方向に沿って延在して設けられている
上記(1)〜(8)のいずれか1つに記載の表示装置。
(10)
前記開口部は、リフレクタを有する
上記(1)〜(9)のいずれか1つに記載の表示装置。
(11)
2次元配置されると共に、それぞれが複数色のうちのいずれかの色の光を発する有機電界発光素子を含む複数の画素を備え、
前記複数の画素は、
発光色毎に一方向に沿って配置され、かつ
前記画素毎に開口部を有する第1の絶縁膜と、
前記第1の絶縁膜上の異なる発光色の画素同士の間の領域に、前記発光色毎の配列方向に沿って延在する第2の絶縁膜と、
前記開口部に形成されると共に発光層を含む有機層と
を有し、
前記第1の絶縁膜は、前記複数の画素のうちの同一の発光色の画素の開口部同士を繋ぐ凹部を含む
表示装置を備えた電子機器。
Claims (10)
- 2次元配置されると共に、それぞれが複数色のうちのいずれかの色の光を発する有機電界発光素子を含む複数の画素を備え、
前記複数の画素は、
発光色毎に一方向に沿って配置され、かつ
前記画素毎に開口部を有する第1の絶縁膜と、
前記第1の絶縁膜上の異なる発光色の画素同士の間の領域に、前記発光色毎の配列方向に沿って延在する第2の絶縁膜と、
前記開口部に形成されると共に発光層を含む有機層と
を有し、
前記第1の絶縁膜は、前記複数の画素のうちの同一の発光色の画素の開口部同士を繋ぐ凹部を含み、
前記有機層は、印刷層または塗布層を含み、
前記開口部は、リフレクタを有し、
前記有機層は、前記凹部にも形成され、
前記凹部の側面のテーパ角は、前記開口部の側面のテーパ角よりも小さい
表示装置。 - 前記凹部の表面の接触角は、前記第2の絶縁膜の上面の接触角よりも小さい
請求項1に記載の表示装置。 - 前記凹部は、前記発光色毎の配列方向において隣り合う画素間の領域に形成されている
請求項1または請求項2に記載の表示装置。 - 前記第2の絶縁膜は撥液性を有する
請求項1ないし請求項3のうちいずれか1項に記載の表示装置。 - 前記第1の絶縁膜と前記第2の絶縁膜とは一体的に設けられ、
前記第2の絶縁膜は、前記第1の絶縁膜上において突条部を構成する
請求項1ないし請求項4のうちいずれか1項に記載の表示装置。 - 前記第1の絶縁膜の前記突条部に対応する選択的な部分が撥液性を有する
請求項5に記載の表示装置。 - 前記第1の絶縁膜は、前記凹部の底部において厚みを有する
請求項1ないし請求項6のうちいずれか1項に記載の表示装置。 - 前記開口部は、複数のサブ開口を含んで構成され、
前記複数のサブ開口はそれぞれ、前記配列方向に沿って延在して設けられている
請求項1ないし請求項7のうちいずれか1項に記載の表示装置。 - 前記第2の絶縁膜は、前記第1の絶縁膜上に積層されている
請求項1ないし請求項4のうちいずれか1項に記載の表示装置。 - 2次元配置されると共に、それぞれが複数色のうちのいずれかの色の光を発する有機電界発光素子を含む複数の画素を備え、
前記複数の画素は、
発光色毎に一方向に沿って配置され、かつ
前記画素毎に開口部を有する第1の絶縁膜と、
前記第1の絶縁膜上の異なる発光色の画素同士の間の領域に、前記発光色毎の配列方向に沿って延在する第2の絶縁膜と、
前記開口部に形成されると共に発光層を含む有機層と
を有し、
前記第1の絶縁膜は、前記複数の画素のうちの同一の発光色の画素の開口部同士を繋ぐ凹部を含み、
前記有機層は、印刷層または塗布層を含み、
前記開口部は、リフレクタを有し、
前記有機層は、前記凹部にも形成され、
前記凹部の側面のテーパ角は、前記開口部の側面のテーパ角よりも小さい
表示装置を備えた電子機器。
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PCT/JP2017/015898 WO2017208660A1 (ja) | 2016-05-30 | 2017-04-20 | 表示装置および電子機器 |
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JP (1) | JP6808729B2 (ja) |
KR (1) | KR20180132935A (ja) |
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WO2019216196A1 (ja) * | 2018-05-08 | 2019-11-14 | ソニーセミコンダクタソリューションズ株式会社 | 表示装置及び表示装置の製造方法、並びに、電子機器 |
CN110767835B (zh) * | 2019-03-29 | 2021-01-26 | 昆山国显光电有限公司 | 透明显示面板、显示屏、显示装置及掩膜板 |
CN113611723A (zh) * | 2020-07-28 | 2021-11-05 | 广东聚华印刷显示技术有限公司 | 像素结构及显示器件 |
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JP3915810B2 (ja) * | 2004-02-26 | 2007-05-16 | セイコーエプソン株式会社 | 有機エレクトロルミネッセンス装置、その製造方法、及び電子機器 |
TWI252446B (en) * | 2004-08-05 | 2006-04-01 | Chunghwa Picture Tubes Ltd | Active matrix organic electro-luminescent display panel and fabrication method thereof |
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JP5061562B2 (ja) * | 2006-09-29 | 2012-10-31 | セイコーエプソン株式会社 | 発光装置及び電子機器 |
JP4328383B2 (ja) * | 2007-05-28 | 2009-09-09 | パナソニック株式会社 | 有機elデバイス及び表示装置 |
JP2009122278A (ja) * | 2007-11-13 | 2009-06-04 | Dainippon Printing Co Ltd | カラーフィルタ形成用基板およびカラーフィルタの製造方法 |
JP5024021B2 (ja) * | 2007-12-18 | 2012-09-12 | セイコーエプソン株式会社 | 発光装置及び電子機器 |
JP5353066B2 (ja) * | 2008-06-02 | 2013-11-27 | ソニー株式会社 | 画像表示装置及び画像表示装置の製造方法 |
KR101246985B1 (ko) * | 2008-09-19 | 2013-03-25 | 샤프 가부시키가이샤 | 박막을 갖는 기판, 유기 일렉트로루미네센스 표시 장치, 컬러 필터 기판 및 박막을 갖는 기판의 제조 방법 |
JP2011034849A (ja) * | 2009-08-03 | 2011-02-17 | Toshiba Mobile Display Co Ltd | 有機el装置 |
JP5835770B2 (ja) | 2011-10-13 | 2015-12-24 | 株式会社Joled | 表示パネルの製造方法および表示パネル |
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