WO2005059635A1 - Structure d'impression de logo et procede d'impression pour vitre d'ecran lcd - Google Patents

Structure d'impression de logo et procede d'impression pour vitre d'ecran lcd Download PDF

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Publication number
WO2005059635A1
WO2005059635A1 PCT/KR2004/000945 KR2004000945W WO2005059635A1 WO 2005059635 A1 WO2005059635 A1 WO 2005059635A1 KR 2004000945 W KR2004000945 W KR 2004000945W WO 2005059635 A1 WO2005059635 A1 WO 2005059635A1
Authority
WO
WIPO (PCT)
Prior art keywords
logo
printing
lcd
lcd window
shield layer
Prior art date
Application number
PCT/KR2004/000945
Other languages
English (en)
Inventor
Jong Sun Bae
Original Assignee
Ekolite Co. Ltd.
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 Ekolite Co. Ltd. filed Critical Ekolite Co. Ltd.
Publication of WO2005059635A1 publication Critical patent/WO2005059635A1/fr

Links

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/0023—Digital printing methods characterised by the inks used
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M7/00—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock
    • B41M7/0045—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock using protective coatings or film forming compositions cured by mechanical wave energy, e.g. ultrasonics, cured by electromagnetic radiation or waves, e.g. ultraviolet radiation, electron beams, or cured by magnetic or electric fields, e.g. electric discharge, plasma
    • 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
    • G02F1/133374—Constructional arrangements; Manufacturing methods for displaying permanent signs or marks

Definitions

  • the present invention relates to a liquid crystal display (LCD) window, and more particularly, to an LCD window structure and a manufacturing method thereof that allows for the display of various logos on the LCD window in a three-dimensional format using a light source of the LCD such that a more attractive exterior may be realized for a variety of electronic products including cell phones and for audio systems.
  • LCD liquid crystal display
  • FIG. 1 is a perspective view of an LCD for a conventional cell phone.
  • a window 101 mounted on an LCD 103 is made of an acrylic material.
  • the window 101 includes a side printing surface 105 of an opaque color and having a design, and a predetermined logo 109 is printed on a specific area of the side printing surface 105.
  • the logo 109 is formed by printing a characters or an emblem to advertise a company or product.
  • LEDs light emitting diodes
  • EL Electroluminescent lamps
  • the window 101 is made of a raw material that has undergone a hard coating treatment and has a light transmission rate of a predetermined value so that light emitted from the LCD 103 is passed therethrough without being refracted.
  • the hard coating treatment ensures that the LCD 103 mounted to a rear surface of the window 101 is protected from external shocks.
  • the side printing surface 105 makes the window 101 visually attractive and allows the LCD 103 to be framed in a predetermined design.
  • the display of the logo 109 through the LEDs enables the two-dimensional window 101 to realize a visual effect of a dynamic, raised image.
  • the window 101 maintains a two-dimensional, planar appearance such that the overall external appearance of the cell phone is only minimally enhanced. Therefore, it is necessary to overcome the problems associated with the continuous development of cell phones, and the external appearance and related limitations of the cell phone.
  • the present invention has been made in an effort to overcome the above problems. It is an object of the present invention to provide a logo printing structure for LCD windows and a printing method thereof that allows for the display of various logos and graphic designs for an LCD window in a three-dimensional format to thereby improve the overall external appearance of electronic products such as cell phones. To achieve the above object, the present invention provides an LCD window structure for printing a logo on an LCD window made of a transparent acrylic material and used for personal and office products.
  • the LCD window structure includes a logo display layer for providing a predetermined logo to an upper surface of the LCD window; a shield layer printed to a rear surface of the LCD window for preventing the transmission rate of light through all areas except for an area of a display window for LCD display and an area of a reverse logo of a transparent color that is positioned opposing the logo and formed to a size that is larger than a size of the logo by a predetermined amount; and a diffusing layer for printing a color of the reverse logo to a semitransparent color.
  • the LCD window is an LCD protection window for a mobile communication terminal.
  • the LCD window structure further includes a deposition layer between the LCD window and the shield layer, and formed by vacuum deposition using a metal compound.
  • the Vacuum deposition is chrome deposition or aluminum deposition.
  • the reverse logo is increased to a size approximately 0.2mm greater than a size of the logo.
  • the semitransparent color of the diffusing layer is a color manufactured including diffusing ink.
  • the shield layer includes a white first shield layer, a black second shield layer, and a white third shield layer; or includes a gray first shield layer and a black second shield layer; or is a single layer having a silver colors, a chrome colors or a black colors.
  • the logo display layer is printed using hologram ink, or the logo is attached using hologram film.
  • the logo printing method for an LCD window includes (a) printing a logo of a predetermined shape on an upper surface of an acrylic material corresponding to the LCD window; (b) printing a shield layer to the rear surface of the acrylic material for preventing the transmission rate of light and at all areas except for an area of a display window for LCD display and an area of a reverse logo of a transparent color that is positioned opposing the logo and formed to a size that is larger than a size of the logo by a predetermined amount; (c) printing a diffusing layer for printing a color of the reverse logo as a semitransparent color; and (d) performing ultraviolet ray coating of an entire surface of the acrylic material.
  • FIG. 1 is a perspective view used to describe an LCD window structure for a conventional cell phone.
  • FIG. 2 is an exploded perspective view used to describe a logo printing structure for an LCD window according to an embodiment of the present invention.
  • FIG. 3 is a sectional view of the LCD window of FIG. 2.
  • FIG. 4 is a flow chart used to describe a logo printing method for an LCD window according to the present invention.
  • FIG. 5 shows an LCD window logo of the present invention in a state being used.
  • FIG. 2 is an exploded perspective view used to describe a logo printing structure for an LCD window according to an embodiment of the present invention.
  • the logo printing structure includes a transparent panel 201 of an acrylic raw material; a logo display layer 205 made of a transparent material for displaying a predetermined logo 217; a deposition layer 207 for realizing a display window 203 for LCD display to a rear surface of the transparent panel 201, and that is chrome deposited or aluminum deposited to all areas except the display window 203 and an area of a reverse logo 219 that has a reverse form with respect to the logo 217; a shield layer 223 provided to the rear of the deposition layer 207 and for blocking light at all areas except the display window 203 and the area of the reverse logo 219 that has a reverse form with respect to the logo 217; and a diffusing layer 215 provided to the rear of the shield layer 223, and for providing color to the reverse logo 219 and dispersing corresponding colors.
  • the shield layer 223 may be realized using a single printing film having a silver color, a chrome colors or black, or may be formed of overlapping gray and black printing films.
  • the shield layer 223 includes a first shield layer 209 having a white printing film, a second shield layer 211 having a black printing film, and a third shield layer 213 having a white printing film.
  • background color printing for the shield layer 223 is performed using silk screen printing, which utilizes a solvent ink, for improving the light blocking effect.
  • the reverse logo 219 is enlarged to a size that is approximately 0.2mm greater than a size of the logo 217.
  • the logo 217 which is provided through the logo display layer 205, is realized using hologram film that is adhered to the logo display layer 205 or using hologram ink that is printed on the logo display layer 205. As a result, a three-dimensional effect of the logo 217 is increased.
  • the acrylic raw material is an acrylic flat panel in a predetermined shape and made of a common acrylic material such as polycarbonate, acrylic, ABS (Acrylonitrile Butadiene Styrene) , etc.
  • FIG. 3 is a sectional view of the LCD window of FIG. 2, and FIG. 4 is a flow chart used to describe a logo printing method for an LCD window according to the present invention.
  • films are manufactured for each layer corresponding to the above flat panels according to a plurality of individual tentative plans in order to manufacture a plurality of LCD windows using flat panel acrylic material such as transparent polycarbonate, ABS resin, acrylic resin, etc.
  • the films for each layer include a film used for silk screen manufacture for printing the logo 217, and at least one film for printing a light blocking color corresponding to the shield layer 223.
  • the chrome deposition or aluminum deposition is performed to a background color of the LCD window 201.
  • Each of the films corresponding to the shield layer 223 is realized through a film used for silk screen printing to block light at all areas except an area corresponding to the display window 203 of the LCD window 201 and an area of the reverse logo 219 formed at a position corresponding to the logo 217.
  • the films include a first film for printing the white first shield layer 209, a second film for printing the black second shield layer 211, and a third film for printing the white third shield layer 213.
  • the shield layer 223 may be made of a single layer having a silver colors, chrome colors or black colors, or may be made of a double layer of white and black colors.
  • the flat panels made of acrylic material are mounted on a silk screen jig used for printing a large number of LCD windows 201 to thereby minimize errors.
  • step S403 manufacture of each of the panels is performed through the films for each layer. That is, with reference to FIG.
  • the process of panel manufacture is performed for printing the logo 217 on the upper surface of the LCD window 210 and printing the shield layer 223 to the rear surface of the LCD window 201.
  • the process of panel manufacture uses a polyester mesh, nylon mesh, or SUS (Steel Use Stainless) mesh of 300 ⁇ 350 meshes or more to increase a precision of the printing logo.
  • After depositing an emulsion on the mesh drying is performed.
  • the film is placed on the dried mesh and ultraviolet (UV) rays are irradiated thereon to thereby remove a graphic shape corresponding to the graphic or logo for each layer.
  • UV ultraviolet
  • film removal is performed by spraying water at a high pressure using a spray gun.
  • step S405 chrome deposition or aluminum deposition is performed according to a design corresponding to the deposition layer 207 to the rear surface of the LCD window 201. Since chrome deposition or aluminum deposition is used to perform a light blocking function and for a background color of the LCD window 201, it is necessary to select the type and method of deposition according to home or office product that the LCD window 201 is used for. Further, depending on how the LCD window 201 is used, it is possible to make the deposition layer 207 into a shield layer of a predetermined color.
  • Chrome deposition is performed for 10-20 minutes at 70 ° C ⁇ 100 ° C for the LCD window 201 of the present invention, and these deposition conditions may be varied according to the thickness and material quality of the LCD window 201. Subsequently, silk screen printing is performed according to the panel manufacturing operation. That is, in step S407, after a film corresponding to the logo display layer 205 is provided on an upper surface of the LCD window 201, the logo 217 is printed corresponding to the film design. Through this process, the logo 217 is printed on the upper surface of the LCD window 201 as shown in FIG. 3. Further, after a film corresponding to the shield layer 223 is provided on top of the chrome- deposited or aluminum deposited deposition layer 207, each color is printed.
  • the logo that is printed in reverse by the shield layer 223, that is, the reverse logo 219 is provided at a position corresponding to the logo 217 and is enlarged to a size that is approximately 0.2mm greater than the size of the logo 217 such that there is a gap (a) between the logo 217 and the reverse logo 219.
  • the reverse logo 219 has the same shape and size regardless of the specific layer of the shield layer 223. Accordingly, in step S409, silk printing corresponding to the first shield layer 209 is performed, and the reverse logo 219 excluding the area corresponding to the display window 203 in the first shield layer 209 is not printed to allow for the passage of light therethrough.
  • the first shield layer 209 for blocking light undergoes white printing.
  • step S411 printing is performed corresponding to the second shield layer 211 through the same processes used in step S409.
  • the second shield layer 211 undergoes black printing.
  • Step S413 is then performed in which printing is performed corresponding to the third shield layer 213 using the same processes used to form the first shield layer 209.
  • the third shield layer 213 undergoes white printing.
  • the shield layer 223 may be formed of a single layer having a silver colors or white colors, or may be formed of a double printing layer of white and black colors.
  • step S415 a semitransparent color of the reverse logo 219 is provided, and the diffusing layer 215 for diffusing the color of the reverse logo 219 is printed.
  • the diffusing layer 215 uses diffusing ink to diffuse light.
  • a UV coating process is performed.
  • the UV coating process involves providing scratch resistance to a surface of the LCD window 201 in such a manner that colors of the logo 217, background colors, and diffusing colors provided on the LCD window 201 are not altered.
  • a plurality of LCD windows are provided as acrylic flat panels through the above printing and coating processes.
  • a CNC lathe is used to cut the plurality of LCD windows . In the LCD window structure described above, when lighting is performed by a pilot lamp of a home or office product, the emitted light is irradiated to the diffusing layer 215 and the shield layer 223 from under the LCD window 201.
  • the reverse logo 219 illuminates to a corresponding color by the semitransparent color diffusing layer 215, and part of the light passes through the reverse logo 219 of the at least one shield layer 223 to be irradiated to the LCD window 201. Part of the light irradiated to the LCD window 201 is reflected by the logo 217 of an opaque color. This process is repeated such that part of the light undergoes diffused reflection between the logo 217 and the diffusing layer 215. As a result, with reference to FIG. 5, a brightness of the reverse logo 219 is increased, and the contrast with the logo 217 is increased such that the logo 217 appears (by way of an optical illusion) as a three-dimensional logo 501 that is protruded by a predetermined amount.
  • the LCD window structure and method for manufacturing the same of the present invention described above by including the logo printed on the upper surface of the LCD window, the at least one shield layer on which the reverse logo is printed corresponding to the position of the • logo, and the diffusing layer that provides a semitransparent color to the reverse logo and diffuses the color of the reverse logo by a predetermined light, when lighting using an LED that irradiates light from under the diffusing layer, a halo effect is improved by the increase in the brightness of the reverse logo such that the logo printed on the upper surface of the LCD window appears to be protruded in a three-dimensional configuration by the optical illusion realized by this structure. Therefore, the attractiveness of the LCD panel used in electronic products is improved and the appearance of any design is visually enhanced.

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Printing Methods (AREA)
  • Liquid Crystal (AREA)

Abstract

L'invention concerne une structure permettant d'imprimer un logo sur des vitres d'écran à cristaux liquides (LCD) et un procédé d'impression. Cette structure comporte une couche d'affichage de logo permettant l'application d'un logo prédéterminé sur une surface supérieure de la vitre de l'écran LCD, une couche de protection imprimée sur une surface arrière de ladite vitre, laquelle couche sert à éviter l'émission de lumière à travers toutes les zones à l'exception d'une zone d'une vitre d'affichage pour l'écran LCD et d'une zone d'un logo inversé de couleur transparente, placé à l'opposé du logo et dont la dimension est supérieure à celle dudit logo d'une valeur prédéterminée, et une couche de diffusion permettant d'imprimer une couleur du logo inversé sur une couleur semi-transparente.
PCT/KR2004/000945 2003-12-19 2004-04-23 Structure d'impression de logo et procede d'impression pour vitre d'ecran lcd WO2005059635A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020030094068A KR100445291B1 (ko) 2003-12-19 2003-12-19 엘씨디 윈도우의 로고 인쇄구조물 및 인쇄방법
KR10-2003-0094068 2003-12-19

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WO2005059635A1 true WO2005059635A1 (fr) 2005-06-30

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KR (1) KR100445291B1 (fr)
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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008117977A1 (fr) * 2007-03-27 2008-10-02 Mogem Co., Ltd. Plaque de décoration comprenant une couche tridimensionnelle décorée
CN101872084A (zh) * 2009-04-27 2010-10-27 株式会社日立显示器 液晶显示装置
CN102508584A (zh) * 2011-09-30 2012-06-20 汕头超声显示器（二厂）有限公司 具有装饰图案的单片式电容触摸屏及其制造方法
CN102929417A (zh) * 2011-08-08 2013-02-13 联胜（中国）科技有限公司 触控面板以及触控显示装置
US20130045781A1 (en) * 2011-08-17 2013-02-21 Lg Electronics Inc. Mobile terminal
CN103534637A (zh) * 2011-05-19 2014-01-22 夏普株式会社 液晶显示装置
CN103838432A (zh) * 2011-08-08 2014-06-04 联胜（中国）科技有限公司 触控面板以及触控显示装置
CN104749803A (zh) * 2015-04-21 2015-07-01 京东方科技集团股份有限公司 一种3d打印装置的成像系统、成像方法及3d打印装置
US9471161B2 (en) 2010-04-01 2016-10-18 Samsung Display Co., Ltd. Touch screen panel
CN106918945A (zh) * 2017-03-15 2017-07-04 惠科股份有限公司 显示设备及其显示面板
CN110441950A (zh) * 2019-06-11 2019-11-12 惠科股份有限公司 一种显示面板和显示装置
CN110764294A (zh) * 2019-06-11 2020-02-07 惠科股份有限公司 一种显示面板和显示装置

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KR100950194B1 (ko) * 2009-03-13 2010-03-29 주식회사 토비스 터치 패널
US8074386B2 (en) * 2009-11-12 2011-12-13 Marantz Jacob J Integrated mirror and graphics display system
KR101125701B1 (ko) * 2010-10-08 2012-03-27 주식회사 갤럭시아디스플레이 터치 패널 및 이의 제조 방법
KR101830654B1 (ko) 2011-07-22 2018-02-21 엘지전자 주식회사 이동 단말기 및 이의 케이스 제조 방법
KR101936114B1 (ko) * 2011-10-21 2019-01-09 엘지이노텍 주식회사 디스플레이 윈도우 제조 방법
KR101960513B1 (ko) * 2012-01-19 2019-03-20 엘지전자 주식회사 이동 단말기
KR102278982B1 (ko) 2013-10-11 2021-07-19 삼성디스플레이 주식회사 터치 패널 및 이를 포함하는 표시 장치
JP6452872B1 (ja) * 2018-02-26 2019-01-16 株式会社ダイカン 立体サイン付きディスプレイ装置
CN110501838A (zh) * 2019-06-11 2019-11-26 惠科股份有限公司 一种显示面板和显示装置
CN110426874A (zh) * 2019-06-11 2019-11-08 惠科股份有限公司 一种显示面板和显示装置

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Cited By (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008117977A1 (fr) * 2007-03-27 2008-10-02 Mogem Co., Ltd. Plaque de décoration comprenant une couche tridimensionnelle décorée
TWI490592B (zh) * 2009-04-27 2015-07-01 Hitachi Displays Ltd 液晶顯示裝置
CN101872084A (zh) * 2009-04-27 2010-10-27 株式会社日立显示器 液晶显示装置
EP2246730A3 (fr) * 2009-04-27 2011-06-15 Hitachi Displays, Ltd. Dispositif d'affichage à cristaux liquides
US10678358B2 (en) 2009-04-27 2020-06-09 Japan Display Inc. Liquid crystal display device
US9665195B2 (en) 2009-04-27 2017-05-30 Japan Display Inc. Liquid crystal display device
US10088933B2 (en) 2009-04-27 2018-10-02 Japan Display Inc. Liquid crystal display device
US8581862B2 (en) 2009-04-27 2013-11-12 Hitachi Displays, Ltd. Liquid crystal display device
US9229561B2 (en) 2009-04-27 2016-01-05 Japan Display Inc. Liquid crystal display device
TWI570475B (zh) * 2010-04-01 2017-02-11 三星顯示器有限公司 觸控螢幕面板
US9471161B2 (en) 2010-04-01 2016-10-18 Samsung Display Co., Ltd. Touch screen panel
CN103534637A (zh) * 2011-05-19 2014-01-22 夏普株式会社 液晶显示装置
CN103534637B (zh) * 2011-05-19 2016-06-01 夏普株式会社 液晶显示装置
CN103838432B (zh) * 2011-08-08 2017-10-03 联胜（中国）科技有限公司 触控面板以及触控显示装置
CN103838432A (zh) * 2011-08-08 2014-06-04 联胜（中国）科技有限公司 触控面板以及触控显示装置
CN102929417A (zh) * 2011-08-08 2013-02-13 联胜（中国）科技有限公司 触控面板以及触控显示装置
US8527020B2 (en) * 2011-08-17 2013-09-03 Lg Electronics Inc. Mobile terminal
US20130045781A1 (en) * 2011-08-17 2013-02-21 Lg Electronics Inc. Mobile terminal
CN102508584A (zh) * 2011-09-30 2012-06-20 汕头超声显示器（二厂）有限公司 具有装饰图案的单片式电容触摸屏及其制造方法
WO2016169211A1 (fr) * 2015-04-21 2016-10-27 京东方科技集团股份有限公司 Système d'impression 3d et d'imagerie, procédé d'impression 3d et d'imagerie et dispositif d'impression 3d
CN104749803A (zh) * 2015-04-21 2015-07-01 京东方科技集团股份有限公司 一种3d打印装置的成像系统、成像方法及3d打印装置
CN106918945A (zh) * 2017-03-15 2017-07-04 惠科股份有限公司 显示设备及其显示面板
WO2018166141A1 (fr) * 2017-03-15 2018-09-20 惠科股份有限公司 Dispositif d'affichage et panneau d'affichage de celui-ci
CN110441950A (zh) * 2019-06-11 2019-11-12 惠科股份有限公司 一种显示面板和显示装置
CN110764294A (zh) * 2019-06-11 2020-02-07 惠科股份有限公司 一种显示面板和显示装置
CN110764294B (zh) * 2019-06-11 2020-11-24 惠科股份有限公司 一种显示面板和显示装置

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