JP7112930B2 - 表示装置 - Google Patents
表示装置 Download PDFInfo
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- JP7112930B2 JP7112930B2 JP2018190080A JP2018190080A JP7112930B2 JP 7112930 B2 JP7112930 B2 JP 7112930B2 JP 2018190080 A JP2018190080 A JP 2018190080A JP 2018190080 A JP2018190080 A JP 2018190080A JP 7112930 B2 JP7112930 B2 JP 7112930B2
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- 239000004065 semiconductor Substances 0.000 claims description 28
- 239000010410 layer Substances 0.000 description 119
- 239000000758 substrate Substances 0.000 description 40
- 238000010586 diagram Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 8
- 230000000295 complement effect Effects 0.000 description 6
- 239000010408 film Substances 0.000 description 6
- 239000004973 liquid crystal related substance Substances 0.000 description 5
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 230000007257 malfunction Effects 0.000 description 3
- 230000000087 stabilizing effect Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- 239000012790 adhesive layer Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- UQZIWOQVLUASCR-UHFFFAOYSA-N alumane;titanium Chemical compound [AlH3].[Ti] UQZIWOQVLUASCR-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000010409 thin film 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
- G02F1/1345—Conductors connecting electrodes to cell terminals
- G02F1/13452—Conductors connecting driver circuitry and terminals of panels
-
- 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
-
- 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
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
-
- 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
- G02F1/1345—Conductors connecting electrodes to cell terminals
- G02F1/13456—Cell terminals located on one side of the display only
-
- 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
-
- 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
-
- 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
- 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
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/124—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or layout of the wiring layers specially adapted to the circuit arrangement, e.g. scanning lines in LCD pixel circuits
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/786—Thin film transistors, i.e. transistors with a channel being at least partly a thin film
- H01L29/78606—Thin film transistors, i.e. transistors with a channel being at least partly a thin film with supplementary region or layer in the thin film or in the insulated bulk substrate supporting it for controlling or increasing the safety of the device
- H01L29/78633—Thin film transistors, i.e. transistors with a channel being at least partly a thin film with supplementary region or layer in the thin film or in the insulated bulk substrate supporting it for controlling or increasing the safety of the device with a light shield
-
- 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
- G02F2202/00—Materials and properties
- G02F2202/22—Antistatic materials or arrangements
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Geometry (AREA)
- Ceramic Engineering (AREA)
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
図1は、実施形態1に係る表示装置の概略構成を示す模式図である。図2は、表示領域における画素配列の一例を示す図である。
図10は、実施形態2に係る電源配線部の一例を示す平面図である。図11は、図10のD1-D2線に沿う断面図である。図12は、図10に示す電源配線部の等価回路図である。なお、上述した実施形態1と同等あるいは同一の構成部については、重複する説明を省略する。
図13は、実施形態3における図4のA1-A2線に沿う断面図である。図14は、実施形態3における図7のC1-C2線に沿う断面図である。なお、実施形態3に係る画素の構成例を示す平面図(実施形態1の図4に相当)、実施形態3に係る電源配線部の一例を示す平面図(実施形態1の図7に相当)、及び、実施形態3に係る電源配線部の等価回路図(実施形態1の図9に相当)については、実施形態1と同様であるので、ここでは説明を省略する。また、上述した実施形態1と同等あるいは同一の構成部については、重複する説明を省略する。
図15は、実施形態4における図7のC1-C2線に沿う断面図である。なお、実施形態4における図4のA1-A2線に沿う断面図(実施形態3の図13に相当)、実施形態4に係る画素の構成例を示す平面図(実施形態1の図4に相当)、実施形態4に係る電源配線部の一例を示す平面図(実施形態2の図10に相当)、及び、実施形態4に係る電源配線部の等価回路図(実施形態2の図12に相当)については、上述した各実施形態と同様であるので、ここでは説明を省略する。また、上述した各実施形態と同等あるいは同一の構成部については、重複する説明を省略する。
2 アレイ基板
3 対向基板
4 回路基板
5 ドライバIC
5A 駆動回路部
6 液晶層
8 端子部
9 コネクタ
9a フレキシブル配線基板
10 表示パネル
11a 表示領域
11b 額縁領域
21 第1基板
22 画素電極
24 絶縁層
31 第2基板
32 カラーフィルタ
40 配線
40a 第2パッド
40b 第1パッド
41 電源配線(第1電源配線)
41a 第1電極
41b 第3電極
42 電源配線(第2電源配線)
42a 第2電極
43 電源配線(第1電源配線)
43a 第1電極
43b 第3電極
44 電源配線(第2電源配線)
44a 第2電極
51,57 ゲート線層
52 半導体層
53 信号線層
54 補助配線層
56 遮光層
58a 絶縁層(第2絶縁層)
58b 絶縁層
58c 絶縁層(第1絶縁層)
58d 絶縁層(第3絶縁層)
58e 絶縁層
61 半導体
62 ソース電極
63 ドレイン電極
64 ゲート電極
65 遮光膜
C12,C12a,C21,C34,C34a,C43 静電容量
GCL ゲート線
Pix 画素
SGL 信号線
Tr 画素トランジスタ
Claims (12)
- 複数の画素を有する表示領域と、
前記表示領域の外側の額縁領域に設けられ、前記画素を駆動するドライバICと、
それぞれ前記ドライバICに電気的に接続される第1電源配線及び第2電源配線と、
第1絶縁層を介して前記第1電源配線及び前記第2電源配線と対向配置され、前記第1電源配線と電気的に接続される第1電極と、
を備え、
前記第1電極は、前記ドライバICに重なる領域に設けられている
表示装置。 - 前記画素は、画素トランジスタを備え、
前記第1電源配線及び前記第2電源配線と同層に、前記画素トランジスタのドレイン電極及びソース電極が設けられている
請求項1に記載の表示装置。 - 複数の画素を有する表示領域と、
前記表示領域の外側の額縁領域に設けられ、前記画素を駆動するドライバICと、
それぞれ前記ドライバICに電気的に接続される第1電源配線及び第2電源配線と、
第1絶縁層を介して前記第1電源配線及び前記第2電源配線と対向配置され、前記第1電源配線と電気的に接続される第1電極と、
を備え、
第2絶縁層を介して前記第1電極と対向配置され、前記第2電源配線と電気的に接続される第2電極をさらに備え、
前記第2電極は、前記ドライバICに重なる領域に設けられている
表示装置。 - 前記画素は、画素トランジスタを備え、
前記第1電源配線及び前記第2電源配線と同層に、前記画素トランジスタのドレイン電極及びソース電極が設けられている
請求項3に記載の表示装置。 - 前記画素は、画素トランジスタを備え、
前記第2電極と同層に、前記画素トランジスタのゲート電極が設けられている
請求項3に記載の表示装置。 - 前記画素は、画素トランジスタを備え、
前記第1電源配線及び前記第2電源配線と同層に、前記画素トランジスタのドレイン電極及びソース電極が設けられ、前記第2電極と同層に、前記画素トランジスタのゲート電極が設けられている
請求項3に記載の表示装置。 - 複数の画素を有する表示領域と、
前記表示領域の外側の額縁領域に設けられ、前記画素を駆動するドライバICと、
それぞれ前記ドライバICに電気的に接続される第1電源配線及び第2電源配線と、
第1絶縁層を介して前記第1電源配線及び前記第2電源配線と対向配置され、前記第1電源配線と電気的に接続される第1電極と、
を備え、
第2絶縁層を介して前記第1電極と対向配置され、前記第2電源配線と電気的に接続される第2電極をさらに備え、
前記画素は、画素トランジスタと、該画素トランジスタの半導体に対向して設けられる遮光膜とを備え、
前記第1電極と同層に、前記画素トランジスタの半導体が設けられ、
前記第2電極と同層に、前記遮光膜が設けられている
表示装置。 - 第3絶縁層を介して前記第1電源配線及び前記第2電源配線と対向配置され、前記第1電源配線と電気的に接続される第3電極をさらに備える
請求項1乃至請求項7の何れか一項に記載の表示装置。 - 前記画素は、画素電極と、該画素電極に対向して設けられる共通電極とを備え、
前記第3電極と同層に、前記共通電極に駆動信号を供給する配線が設けられている
請求項8に記載の表示装置。 - 前記第3電極は、前記ドライバICに重なる領域に設けられている
請求項8又は9に記載の表示装置。 - 前記表示領域は、第1方向に延在する上下辺と、該第1方向に直交する第2方向に延在する左右辺とを備え、前記下辺に沿って前記ドライバICが設けられており、
該ドライバICに対して第2方向に離れた位置には、少なくとも前記第1電源配線及び前記第2電源配線を介して当該ドライバICに電気的に接続される端子部が設けられ、
前記ドライバICと前記端子部とが、前記第1方向にずれて配置されている
請求項1乃至請求項10の何れか一項に記載の表示装置。 - 前記ドライバICの重なる位置に、前記第1方向に並んで設けられると共に前記ドライバICに接続される複数の第1パッドが設けられ、前記端子部は、前記第1方向に並んで設けられる複数の第2パッドを備え、複数の前記第1パッドと複数の前記第2パッドとは、前記第1電源配線及び前記第2電源配線を含む配線を介して、互いに対応してそれぞれ接続されており、互いに対応する前記第1パッドと前記第2パッドとの前記第2方向の距離は、これら第1パッドと第2パッドとの前記第1方向のずれ量よりも小さい
請求項11に記載の表示装置。
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JP2017181594A (ja) * | 2016-03-28 | 2017-10-05 | パナソニック液晶ディスプレイ株式会社 | 表示装置 |
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JP2008015507A (ja) | 2006-06-30 | 2008-01-24 | Samsung Electronics Co Ltd | 表示基板及びそれを具備した表示装置 |
JP2014052546A (ja) | 2012-09-07 | 2014-03-20 | Japan Display Inc | 表示パネル |
JP2016045371A (ja) | 2014-08-22 | 2016-04-04 | 株式会社ジャパンディスプレイ | 表示装置 |
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