WO2015176505A1 - Substrat de réseau, dispositif d'affichage, équipement d'affichage, et procédé de fabrication pour substrat de réseau - Google Patents

Substrat de réseau, dispositif d'affichage, équipement d'affichage, et procédé de fabrication pour substrat de réseau Download PDF

Info

Publication number
WO2015176505A1
WO2015176505A1 PCT/CN2014/091252 CN2014091252W WO2015176505A1 WO 2015176505 A1 WO2015176505 A1 WO 2015176505A1 CN 2014091252 W CN2014091252 W CN 2014091252W WO 2015176505 A1 WO2015176505 A1 WO 2015176505A1
Authority
WO
WIPO (PCT)
Prior art keywords
infrared
array substrate
substrate
display device
reflective layer
Prior art date
Application number
PCT/CN2014/091252
Other languages
English (en)
Chinese (zh)
Inventor
刘宸
辛阳阳
伦建超
Original Assignee
京东方科技集团股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 京东方科技集团股份有限公司 filed Critical 京东方科技集团股份有限公司
Publication of WO2015176505A1 publication Critical patent/WO2015176505A1/fr

Links

Images

Classifications

    • 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
    • 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

Definitions

  • the present invention relates to the field of display technologies, and in particular, to an array substrate applied to a special device, a display device including the array substrate, a display device including the display device, and a method for fabricating the array substrate.
  • the conventional liquid crystal display device mainly comprises an array substrate, a counter substrate disposed opposite to the array substrate, a liquid crystal layer filled between the array substrate and the pair of cassette substrates, a polarizer, and a backlight. Since the backlights of the existing liquid crystal display devices are all visible light sources, the information displayed by the existing liquid crystal display devices is directly visible to the human eye, and the confidentiality is poor, and cannot be applied to special equipment.
  • An object of the present invention is to provide an array substrate, a display device, a display device, and a method for fabricating an array substrate, which solve the technical problem that the prior liquid crystal display device has poor confidentiality and is difficult to apply to special equipment.
  • an array substrate includes a transparent substrate, and the array substrate further includes:
  • the array substrate further comprises a thermal infrared coating for converting visible light into infrared light, the thermal infrared coating being formed on the infrared reflective layer.
  • the transparent substrate includes a pixel circuit layer and an insulating layer formed on the pixel circuit layer, and the infrared reflective layer is formed on the insulating layer.
  • a display device comprising the above array substrate provided by the present invention and a counter substrate disposed opposite to the array substrate.
  • the pair of cassette substrates are provided with a thermal infrared coating.
  • the apparatus further includes an infrared light source disposed on an outer side of the pair of cassette substrates for emitting infrared light to the infrared reflective layer.
  • an infrared light source disposed on an outer side of the pair of cassette substrates for emitting infrared light to the infrared reflective layer.
  • a display device comprising the above display device and infrared glasses provided by the present invention.
  • a method for fabricating an array substrate including the following steps:
  • the manufacturing method further comprises the following steps:
  • thermal infrared coating on the infrared reflective layer and/or on a counter substrate disposed opposite to the array substrate, the thermal infrared coating 13 capable of converting visible light into infrared light.
  • the transparent substrate includes a pixel circuit layer and an insulating layer formed on the pixel circuit layer, and the infrared reflective layer is formed on the insulating layer.
  • the array substrate and the display device provided by the above technical solution form an infrared reflection layer capable of transmitting visible light and reflecting infrared light on the transparent substrate, so that the display device including the array substrate that is visually observed by the naked eye is normally displayed under ambient light.
  • the screen is in a pure black state, and the user can view the information displayed on the screen after bringing the infrared glasses. Therefore, the display device has good confidentiality and can be applied to special equipment.
  • the screen displayed by the naked eye to the display device including the array substrate is also in a pure black state, and the user can see the screen display after wearing the infrared glasses. Information. Therefore, in the presence of ambient light, it is not necessary to turn on the infrared light source to achieve energy saving.
  • FIG. 1 is a schematic structural view of a display device according to a first embodiment of the present invention.
  • FIG. 2 is a schematic structural view of a display device according to a second embodiment of the present invention.
  • FIG. 3 is a schematic structural view of a display device according to a third embodiment of the present invention.
  • FIG. 4 is a schematic structural diagram of a display device according to a fourth embodiment of the present invention.
  • FIG. 5 is a flow chart of a method of fabricating an array substrate provided by the present invention.
  • 11 transparent substrate; 12: infrared reflective layer; 13: thermal infrared coating; 14: liquid crystal layer; 15: counter substrate; 16: infrared light source.
  • orientation words "upper and lower” as used in the present invention refer to the “upper and lower” directions shown in FIGS. 1 to 4.
  • the present invention provides an array substrate, as shown in FIG. 1, the array substrate includes a transparent substrate 11 and an infrared reflective layer 12 formed on the transparent substrate 11, the infrared reflective layer 12 is capable of transmitting visible light and reflecting infrared Light.
  • 1 is a schematic structural view of a display device according to a first embodiment of the present invention.
  • the display device includes the array substrate, a counter substrate 15 disposed opposite the array substrate, and a liquid crystal layer 14 filled therebetween. .
  • the infrared reflective layer 12 capable of transmitting visible light while reflecting infrared light is formed on the transparent substrate 11 of the array substrate, so that the array is visible to the naked eye under ambient light conditions.
  • the screen normally displayed by the display device of the substrate is in a pure black state, and the user can only see the information displayed on the screen after wearing the infrared glasses. Therefore, the display device including the array substrate provided by the embodiment has good security performance.
  • transparent substrate is not a single-finger glass substrate. Rather, it refers to a glass substrate on which a pixel circuit layer is formed.
  • the transparent substrate of the array substrate includes a pixel circuit layer.
  • the pixel circuit layer provided in the present invention includes a gate line, a data line, a common electrode, a pixel electrode, and the like provided on a transparent substrate.
  • the infrared reflecting layer is disposed on the pixel circuit layer, and the infrared light irradiated on the infrared reflecting layer can be completely reflected back, thereby improving the display brightness of the display device including the array substrate.
  • the infrared reflective layer can usually be made of indium tin oxide (ITO) or aluminum-doped zinc oxide (AZO), in which case the infrared reflective layer is electrically conductive and, therefore, also needs to be in the pixel circuit
  • An insulating layer is disposed between the layer and the infrared reflective layer to insulate the infrared reflective layer from the pixel circuit layer.
  • the transparent substrate may further include the insulating layer.
  • infrared light sources may be used to provide infrared light to the array substrate, or ambient light may be directly converted into infrared light.
  • the array substrate of FIG. 2 is a schematic structural view of a display device according to a second embodiment of the present invention.
  • the array substrate of FIG. 2 further includes a thermal infrared coating 13 formed on the infrared reflective layer 12, the heat.
  • the infrared coating 13 is capable of converting visible light into infrared light. Therefore, when ambient light passes through the thermal infrared coating 13, the visible light therein is converted into infrared light, and there is no need to provide an infrared light source that specifically supplies infrared light, thereby saving energy, simplifying the structure of the display device, and reducing the cost of the display device.
  • FIG. 3 is a schematic structural view of a display device according to a third embodiment of the present invention.
  • the display device of FIG. 3 further includes an infrared light source 16 as compared with the display device shown in FIGS. 1 and 2.
  • infrared light is provided to the display device by providing an infrared source 16 on the outside of the oppositely disposed counter substrate 15 (i.e., the side remote from the liquid crystal layer 14).
  • the infrared light source 16 is turned on, the infrared light is directly reflected by the infrared reflective layer 12 back into the human eye after passing through the thermal infrared coating 13.
  • the normally displayed screen viewed in the naked eye state is still in a pure black state, but after the user wears the infrared glasses, the information displayed on the screen can be seen.
  • the infrared light source 16 is not turned on, and the user can bring the infrared glasses to see the information displayed on the screen; if the infrared light source 16 is turned on without the ambient light, the user brings the infrared glasses. You can see the information displayed on the screen.
  • the thermal infrared coating 13 may also be disposed on the inner side of the counter substrate 15 (ie, On the side of the liquid crystal layer 14 or on the infrared reflective layer 12 and the inner side of the pair of the substrate 15 to achieve the purpose of improving the utilization of light and improving the brightness of the display device, as shown in the figure. 4 is shown.
  • an alignment layer for aligning liquid crystal molecules in a specific direction is disposed between the cassette substrate 15 and the liquid crystal layer 14 and between the array substrate and the liquid crystal layer 14. Since the alignment layer is disposed in the prior art, Not described in this article. It can be understood that the functional layers provided on the array substrate and/or the counter substrate 15 of the present invention do not affect the function of the alignment layer.
  • the infrared coating 13 can be arranged on the infrared reflecting layer 12 and/or on the inner side of the counter substrate 15.
  • the thermal infrared coating 13 should be located below the alignment layer corresponding to the array substrate, when the thermal infrared coating 13 is disposed on the inner side of the counter substrate 15.
  • the thermal infrared coating 13 should be located above the alignment layer corresponding to the counter substrate 15, that is, between the opposite substrate 15 and the alignment layer corresponding to the opposite substrate 15.
  • the present invention also provides a display device, including any of the above display devices and infrared glasses.
  • a display device including any of the above display devices and infrared glasses.
  • the display information that cannot be seen by the naked eye can be observed, and the display device can be applied to require confidentiality. For occasions, or for use on special equipment for display.
  • the principle that the user can view the information displayed by the display device by wearing the infrared glasses is well known to those skilled in the art, and details are not described herein again.
  • the invention also provides a method for fabricating an array substrate, as shown in FIG. 5, the method comprises the following steps:
  • the transparent substrate comprises a glass substrate and a pixel circuit layer formed on the glass substrate, the pixel circuit layer comprising a gate line, a data line, a common electrode disposed on the transparent substrate, Pixel electrode, etc.
  • the transparent substrate can be prepared using methods known in the art.
  • the infrared reflective layer is capable of transmitting visible light and reflecting infrared light.
  • the infrared reflective layer may be made of indium tin oxide (ITO) or aluminum-doped zinc oxide (AZO).
  • the method for fabricating the array substrate of the present invention forms energy on the transparent substrate of the array substrate
  • the infrared reflection layer of the infrared light is reflected by the visible light, so that the screen normally displayed by the naked eye of the display device including the array substrate is in a pure black state under ambient light conditions, and the user can only see after wearing the infrared glasses.
  • the information displayed on the screen Compared with the prior art, the display device has good security performance and can be applied to the display function of special equipment.
  • the transparent substrate may further include an insulating layer formed on the pixel circuit layer, the infrared reflective layer being formed on the insulating layer.
  • the method may further comprise the following steps:
  • thermal infrared coating on the infrared reflective layer and/or on a counter substrate disposed opposite to the array substrate, the thermal infrared coating 13 capable of converting visible light into infrared light.
  • the thermal infrared coating is formed to enhance the display effect or function of the display device including the array substrate.
  • the thermal infrared coating may be disposed on the infrared reflective layer, or may be disposed on an inner side of the counter substrate disposed opposite to the array substrate, or simultaneously disposed on the infrared reflective layer and the pair of boxes On the inside of the substrate.
  • the thermal infrared coating may be disposed on the infrared reflective layer and/or on the inner side of the counter substrate by a process such as evaporation, spin coating, sputtering, or the like.

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

L'invention concerne un substrat de réseau, un dispositif d'affichage, un équipement d'affichage, et un procédé de fabrication pour le substrat de réseau. Le substrat de réseau comprend un substrat transparent (11) et une couche de réflexion infrarouge (12) utilisée pour réfléchir la lumière infrarouge. La couche de réflexion infrarouge (12) est formée sur le substrat transparent (11). Le substrat de réseau comprend en outre un revêtement infrarouge thermique (13) utilisé pour convertir la lumière visible en lumière infrarouge. Le revêtement infrarouge thermique (13) est formé sur la couche de réflexion infrarouge (12). Le dispositif d'affichage comprend le substrat de réseau et un substrat opposé (15) qui est disposé à l'opposé du substrat de réseau. La couche de réflexion infrarouge (12) est formée sur le substrat transparent (11) pour transmettre la lumière visible et réfléchir la lumière infrarouge de telle sorte que, sous la lumière ambiante, un écran est dans un état purement noir lorsqu'il est vu à travers l'œil nu, et des images affichées sur l'écran peuvent être observées une fois qu'un utilisateur porte des lunettes infrarouges. Le substrat de réseau assure une bonne confidentialité et peut être utilisé pour un équipement spécial.
PCT/CN2014/091252 2014-05-21 2014-11-17 Substrat de réseau, dispositif d'affichage, équipement d'affichage, et procédé de fabrication pour substrat de réseau WO2015176505A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201410216799.8 2014-05-21
CN201410216799.8A CN104035251B (zh) 2014-05-21 2014-05-21 阵列基板、显示装置、显示设备和阵列基板的制作方法

Publications (1)

Publication Number Publication Date
WO2015176505A1 true WO2015176505A1 (fr) 2015-11-26

Family

ID=51466075

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2014/091252 WO2015176505A1 (fr) 2014-05-21 2014-11-17 Substrat de réseau, dispositif d'affichage, équipement d'affichage, et procédé de fabrication pour substrat de réseau

Country Status (2)

Country Link
CN (1) CN104035251B (fr)
WO (1) WO2015176505A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104035251B (zh) * 2014-05-21 2017-10-27 京东方科技集团股份有限公司 阵列基板、显示装置、显示设备和阵列基板的制作方法
CN103984185A (zh) * 2014-06-11 2014-08-13 浪潮电子信息产业股份有限公司 一种防止屏幕偷窥的方法
CN106094330A (zh) * 2016-06-03 2016-11-09 京东方科技集团股份有限公司 背光源及其制造方法和用途、显示装置
CN108919555A (zh) * 2018-08-07 2018-11-30 深圳市华星光电技术有限公司 对向基板及其制备方法、显示装置
US10663819B2 (en) * 2018-08-07 2020-05-26 Shenzhen China Star Optoelectronics Technology Co., Ltd. Opposite substrate and preparation method thereof, and display device

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000148317A (ja) * 1998-11-06 2000-05-26 Nissan Motor Co Ltd 赤外線通信装置
JP2004309618A (ja) * 2003-04-03 2004-11-04 Nitto Denko Corp 光学素子、液晶セル、照明装置および液晶表示装置
US20080117358A1 (en) * 2006-11-21 2008-05-22 Maner Randy M Spectrally controlled display backlight emissions for night vision imaging system compatibility
JP2010102079A (ja) * 2008-10-23 2010-05-06 Fuji Xerox Co Ltd 表示装置、及び情報処理システム
CN102597860A (zh) * 2009-11-17 2012-07-18 微软公司 具有液晶显示设备的红外线视觉
CN103353689A (zh) * 2013-06-28 2013-10-16 京东方科技集团股份有限公司 光阀器件、红外显示装置、专用眼镜及系统
CN104035251A (zh) * 2014-05-21 2014-09-10 京东方科技集团股份有限公司 阵列基板、显示装置、显示设备和阵列基板的制作方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04225323A (ja) * 1990-12-27 1992-08-14 Seiko Epson Corp 液晶表示体
JPH0822019A (ja) * 1994-07-07 1996-01-23 Seiko Instr Inc 液晶ライトバルブ
JP3101542B2 (ja) * 1995-06-23 2000-10-23 三洋電機株式会社 立体映像システムの制御方法及び立体映像システム
US7652736B2 (en) * 2005-10-25 2010-01-26 3M Innovative Properties Company Infrared light reflecting film
JP2011137850A (ja) * 2009-12-25 2011-07-14 Dainippon Printing Co Ltd 赤外線反射部材

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000148317A (ja) * 1998-11-06 2000-05-26 Nissan Motor Co Ltd 赤外線通信装置
JP2004309618A (ja) * 2003-04-03 2004-11-04 Nitto Denko Corp 光学素子、液晶セル、照明装置および液晶表示装置
US20080117358A1 (en) * 2006-11-21 2008-05-22 Maner Randy M Spectrally controlled display backlight emissions for night vision imaging system compatibility
JP2010102079A (ja) * 2008-10-23 2010-05-06 Fuji Xerox Co Ltd 表示装置、及び情報処理システム
CN102597860A (zh) * 2009-11-17 2012-07-18 微软公司 具有液晶显示设备的红外线视觉
CN103353689A (zh) * 2013-06-28 2013-10-16 京东方科技集团股份有限公司 光阀器件、红外显示装置、专用眼镜及系统
CN104035251A (zh) * 2014-05-21 2014-09-10 京东方科技集团股份有限公司 阵列基板、显示装置、显示设备和阵列基板的制作方法

Also Published As

Publication number Publication date
CN104035251A (zh) 2014-09-10
CN104035251B (zh) 2017-10-27

Similar Documents

Publication Publication Date Title
US10539850B2 (en) Display screen, display device and display method
WO2015176505A1 (fr) Substrat de réseau, dispositif d'affichage, équipement d'affichage, et procédé de fabrication pour substrat de réseau
US9857623B2 (en) Reflective flexible liquid crystal display
US10534118B2 (en) Display device
US9835901B2 (en) Reflective type display device
US10018763B2 (en) Transparent display device
TW201120527A (en) Transparent liquid crystal display device
WO2018076669A1 (fr) Panneau d'affichage et procédé de pilotage et de fabrication de celui-ci, et appareil d'affichage
TWI551932B (zh) 顯示裝置
CN206115085U (zh) 显示面板和显示装置
WO2016035624A1 (fr) Dispositif d'affichage miroir ayant un panneau tactile
WO2017117852A1 (fr) Afficheur transparent
JP2016095492A (ja) 曲面表示装置
WO2016090751A1 (fr) Panneau d'affichage à cristaux liquides
US9207507B2 (en) Pixel structure having common electrode and pixel electrode partly overlapping each other to form storage capacitor
US8570463B2 (en) Liquid crystal display device
WO2018176601A1 (fr) Appareil d'affichage à cristaux liquides transflectifs
WO2019029036A1 (fr) Affichage à cristaux liquides transflectif
US20220334423A1 (en) Electronic device
WO2015184713A1 (fr) Dispositif d'affichage à cristaux liquides du type transflectif et son procédé d'entrainement
US9104063B2 (en) 3D image display apparatus and driving method thereof
CN101806967A (zh) 可调变式菲涅耳透镜
US20230236451A1 (en) Tiled light transmitting controller
CN109189272A (zh) 触控显示装置及其制造方法
TWI804242B (zh) 電子裝置

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 14892252

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 02.05.2017)

122 Ep: pct application non-entry in european phase

Ref document number: 14892252

Country of ref document: EP

Kind code of ref document: A1