WO2018012865A1 - Affichage incurvé et son procédé de production - Google Patents

Affichage incurvé et son procédé de production Download PDF

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Publication number
WO2018012865A1
WO2018012865A1 PCT/KR2017/007439 KR2017007439W WO2018012865A1 WO 2018012865 A1 WO2018012865 A1 WO 2018012865A1 KR 2017007439 W KR2017007439 W KR 2017007439W WO 2018012865 A1 WO2018012865 A1 WO 2018012865A1
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WO
WIPO (PCT)
Prior art keywords
panel
cell gap
polarizing film
unit
gap holding
Prior art date
Application number
PCT/KR2017/007439
Other languages
English (en)
Korean (ko)
Inventor
이경찬
Original Assignee
(주)코텍
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 (주)코텍 filed Critical (주)코텍
Publication of WO2018012865A1 publication Critical patent/WO2018012865A1/fr

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Classifications

    • 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
    • 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
    • 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
    • G02F1/133305—Flexible substrates, e.g. plastics, organic film
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/1613—Constructional details or arrangements for portable computers
    • G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
    • G06F1/1637—Details related to the display arrangement, including those related to the mounting of the display in the housing
    • G06F1/1652—Details related to the display arrangement, including those related to the mounting of the display in the housing the display being flexible, e.g. mimicking a sheet of paper, or rollable
    • 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

Definitions

  • the present invention relates to a curved display and a method of manufacturing the same, and more particularly, to a curved display and a method of manufacturing the same can maintain the cell gap of the curved display.
  • a flat panel display device such as a liquid crystal display device, a plasma display device, and an organic light emitting display device is widely used.
  • the LCD includes two substrates facing each other and a liquid crystal layer interposed between the two substrates.
  • the LCD displays a desired image by adjusting the amount of light passing through the liquid crystal layer.
  • Spacers are formed between the two substrates of the display area in which the image of the liquid crystal display device is displayed for uniform cell gap of the liquid crystal display device.
  • the present invention has been made to solve the above problems, and an object of the present invention is to provide a curved display and a method of manufacturing the same that can maintain the cell gap of the curved display.
  • the curved display according to the present invention comprises: a panel portion which forms a curved surface and transmits light, and a polarizing film portion provided on both sides of the panel portion, and a cell gap holding portion positioned outside the polarizing film portion to maintain a cell gap of the panel portion. It is characterized by.
  • the polarizing film portion and the cell gap holding portion are sequentially stacked on both sides of the panel portion, and the polarizing film portion and the cell gap holding portion preferably form a curved surface like the panel portion.
  • the panel portion, the polarizing film portion and the cell gap holding portion is formed to form a curved surface and the backlight unit and the backlight unit preferably further comprises a curve holding portion for fixing the panel portion, the polarizing film portion and the cell gap holding portion.
  • the curved display according to the present invention comprises: a panel portion which forms a curved surface and transmits light, and a cell gap holding portion positioned outside the panel portion and maintaining a cell gap of the panel portion, and a polarizing film portion positioned outside the cell gap holding portion. It is characterized by.
  • the cell gap holding part and the polarizing film part are sequentially stacked on both sides of the panel part, and the cell gap holding part and the polarizing film part preferably form a curved surface like the panel part.
  • the panel portion, the cell gap holding portion and the polarizing film portion is formed to form a curved surface and the backlight unit is preferably further comprises a curve holding portion for fixing the panel portion, the cell gap holding portion and the polarizing film portion on the backlight unit.
  • a method of manufacturing a curved display a removing step of removing a polarizing film part from a flat panel part, an etching step of etching a panel part, and installing a polarizing film part on an outer side of the etched panel part and installing an outer side of the polarizing film part.
  • the panel portion, the polarizing film portion and the cell gap holding portion are mounted to the backlight unit forming a curved surface, and both ends of the panel portion, the polarizing film portion and the cell gap holding portion are fixed to the backlight unit by the curve holding portion.
  • a method of manufacturing a curved display including: a removing step of removing a polarizing film part from a flat panel part, an etching step of etching a panel part, and a first combining step of installing a polarizing film part outside the cell gap holding part; And forming the panel portion, the cell gap holding portion, and the polarizing film portion into a curved shape in a second coupling step of installing the cell gap holding portion outside the panel portion and forming a module by sequentially stacking the cell gap holding portion and the polarizing film portion on the outside of the panel portion. Characterized in that it comprises a molding step.
  • the panel portion, the cell gap holding portion and the polarizing film portion are mounted to the backlight unit forming a curved surface, and both ends of the panel portion, the cell gap holding portion and the polarizing film portion are fixed to the backlight unit by the curve holding portion.
  • the curved display and the manufacturing method thereof have a cell gap holding part disposed outside the panel part to maintain the cell gap, thereby improving durability, and protecting the cell gap even when forming the panel part in a curved shape. .
  • FIG. 1 is a perspective view schematically showing a state in which a polarizing film portion is removed from a panel portion according to an embodiment of the present invention.
  • FIG. 2 is a perspective view illustrating a state in which a panel portion is etched according to an embodiment of the present invention.
  • FIG. 3 is a perspective view illustrating a state in which a polarizing film unit is installed in an etched panel unit according to an embodiment of the present invention.
  • FIG. 4 is a perspective view illustrating a state in which a polarizing film part and a cell gap maintaining part are sequentially stacked on the outside of the panel part according to an exemplary embodiment of the present invention.
  • FIG. 5 is a plan view schematically illustrating a state in which a panel unit, a polarizing film unit, and a cell gap maintaining unit form a curved surface in a backlight unit according to an embodiment of the present invention.
  • FIG. 6 is a flowchart illustrating a method of manufacturing a curved display according to an embodiment of the present invention.
  • FIG. 7 is a perspective view schematically showing a state in which a polarizing film portion is removed from a panel portion according to another embodiment of the present invention.
  • FIG. 8 is a perspective view illustrating a state in which a panel portion is etched according to another embodiment of the present invention.
  • FIG. 9 is a perspective view illustrating a state in which a polarizing film unit is installed in a cell gap maintaining unit according to another exemplary embodiment of the present invention.
  • FIG. 10 is a perspective view illustrating a state in which a cell gap maintaining part and a polarizing film part are sequentially stacked on an outer side of a panel part according to another exemplary embodiment of the present invention.
  • FIG. 11 is a plan view schematically illustrating a state in which a panel unit, a cell gap maintaining unit, and a polarizing film unit are mounted to form a curved surface in a backlight unit according to another embodiment of the present invention.
  • FIG. 12 is a flowchart illustrating a method of manufacturing a curved display according to another embodiment of the present invention.
  • FIG. 1 is a perspective view schematically illustrating a state in which a polarizing film portion is removed from a panel portion according to an embodiment of the present invention
  • FIG. 2 is a perspective view illustrating a state in which a panel portion is etched according to an embodiment of the present invention
  • 3 is a perspective view illustrating a state in which a polarizing film unit is installed in an etched panel unit according to an embodiment of the present invention
  • FIG. 4 is a polarization film unit and a cell gap on the outside of the panel unit according to an embodiment of the present invention
  • 5 is a perspective view illustrating a state in which the holding parts are sequentially stacked
  • FIG. 5 is a plan view schematically illustrating a state in which a panel part, a polarizing film part, and a cell gap maintaining part are curved and mounted on a backlight unit according to an embodiment of the present invention. to be.
  • the curved display device 1 includes a panel unit 10, a polarizing film unit 20, a cell gap maintaining unit 30, and a backlight unit ( 50 and a curve holding part 60.
  • the panel unit 10 may be formed in various shapes in a technical concept that forms a curved surface and transmits light.
  • a cell gap provided inside the panel unit 10 may be formed. Breakage occurs.
  • the TFT-LCD fabrication process refers to a process of fabricating a liquid crystal cell in which signal driving is possible by attaching a driving circuit after the liquid crystal cell fabrication process of bonding the TFT substrate and the substrate. Since the configuration of the panel unit 10 including the cell gap is a known configuration for those skilled in the art, detailed description thereof will be omitted.
  • the polarizing film part 20 installed at both sides of the panel part 10 is called a POL (Polaroid Film), and is a film having a property of passing or blocking vertical or horizontal polarization of incident light.
  • the cell gap retaining portion 30 positioned outside the polarizing film portion 20 is shaped like a plate formed of a transparent material, and is installed on the outside of the panel portion 10 to maintain the cell gap of the panel portion 10. It can be formed in various shapes.
  • the cell gap holding part 30 may be made of any material, and the curvature need not be molded in advance. However, it should be able to be formed into a curved shape by any external force.
  • the polarizing film portion 20 and the cell gap holding portion 30 are sequentially stacked on both sides of the panel portion 10 in the flat state, and the polarizing film portion 20 and the cell gap holding portion 30 are curved like the panel portion 10. To form.
  • the panel unit 10, the polarizing film unit 20, and the cell gap maintaining unit 30 are mounted on the backlight unit 50 to form a curved surface.
  • the backlight unit 50 for generating light has a mounting surface that forms a curved surface to guide the mounting of the module including the panel unit 10, the polarizing film unit 20, and the cell gap holding unit 30.
  • the polarizing film unit 20 and the cell gap holding unit 30 is formed to form a curved surface on the backlight unit 50 or a separate device having a predetermined curvature.
  • the curve holding part 60 is a backlight in order to maintain the curvature of the panel part 10 and the polarizing film part 20 and the cell gap holding part 30 mounted on the backlight unit 50 forming a curvature.
  • the unit 50, the panel unit 10, the polarizing film unit 20, and the cell gap retaining unit 30 are disposed in a shape surrounding the end portions.
  • FIG. 6 is a flowchart illustrating a method of manufacturing a curved display according to an embodiment of the present invention.
  • the manufacturing method of the curved display 1 according to an embodiment of the present invention, the removing step of removing the polarizing film portion 20 from the flat panel portion 10 (S10)
  • the polarizing film part 20 is installed outside the etched panel part 10, and the cell gap maintaining part 30 is further provided on the outside of the polarizing film part 20.
  • the panel unit 10, the polarizing film unit 20, and the cell gap maintaining unit 30 have a stacked shape in a flat plate shape.
  • the panel unit 10, the polarizing film unit 20, and the cell gap maintaining unit 30 are mounted to the backlight unit 50 to form a curved surface, and the panel unit 10 and the polarizing film unit 20. And both ends of the cell gap holding portion 30 is fixed to the backlight unit 50 by the curve holding portion (60).
  • Curve holding unit 60 may be a mechanical structure, such as a mechanism, a cap member, a screw, a bolt to perform the function of the locking member, adhesive may be used.
  • the curve holding unit 60 prevents the panel unit 10, the polarizing film unit 20, and the cell gap holding unit 30 mounted on the backlight unit 50 from returning from the curved state to the planar state.
  • FIG. 7 is a perspective view schematically illustrating a state in which a polarizing film unit is removed from a panel unit according to another embodiment of the present invention
  • FIG. 8 is a perspective view illustrating a state in which a panel unit is etched according to another embodiment of the present invention
  • 9 is a perspective view illustrating a state in which a polarization film unit is installed in a cell gap maintaining unit according to another exemplary embodiment of the present invention
  • FIG. 10 is a cell gap maintaining unit and a polarizing film unit outside the panel unit according to another embodiment of the present invention.
  • 11 is a perspective view illustrating a stacked state
  • FIG. 11 is a plan view schematically illustrating a state in which a panel unit, a cell gap maintaining unit, and a polarizing film unit are mounted on a backlight unit according to another embodiment of the present invention, forming a curved surface.
  • the curved display 100 As shown in Figure 7 to 11, the curved display 100 according to another embodiment of the present invention, the panel unit 10, the polarizing film unit 20, the cell gap holding unit 30 and the backlight unit ( 50 and a curve holding part 60.
  • the panel unit 10 may be formed in various shapes in a technical concept that forms a curved surface and transmits light.
  • the cell gap holding part 30 positioned outside the panel part 10 is a plate shape molded from a transparent material, and is installed on the outside of the panel part 10 to maintain various cell gaps of the panel part 10. It may be formed in a shape.
  • the cell gap holding part 30 may be made of any material, and the curvature need not be molded in advance. However, it should be able to be formed into a curved shape by any external force.
  • the cell gap holding part 30 and the polarizing film part 20 are sequentially stacked on both sides of the panel part 10, and the cell gap holding part 30 and the polarizing film part 20 form a curved surface like the panel part 10. do.
  • the polarizing film part 20 positioned outside the cell gap maintaining part 30 is called a POL (Polaroid Film), and is a film that can pass or block vertical or horizontal polarization of incident light.
  • POL Polyroid Film
  • the panel unit 10, the cell gap maintaining unit 30, and the polarizing film unit 20 are mounted on the backlight unit 50 to form a curved surface.
  • the curve holding part 60 is a backlight in order to maintain the curvature of the panel part 10 and the cell gap maintaining part 30 and the polarizing film part 20 mounted on the backlight unit 50 forming a curvature.
  • the unit 50, the panel unit 10, the polarizing film unit 20, and the cell gap retaining unit 30 are disposed in a shape surrounding the end portions.
  • FIG. 12 is a flowchart illustrating a method of manufacturing a curved display according to another embodiment of the present invention.
  • the manufacturing method of the curved display 100 according to another embodiment of the present invention, the removing step of removing the polarizing film portion 20 from the flat panel portion 10 (S100)
  • an etching step of etching the panel unit 10 from which the polarizing film unit 20 is removed is performed. (S110) Since the etching of the panel unit 10 is a known technique, Detailed description is omitted.
  • a second coupling step of installing the cell gap holding part 30 on the outside of the panel part 10 is performed (S130).
  • the polarizing film part 20 is laminated
  • the cell gap holding part 30 and the polarizing film part 20 are sequentially stacked on the outside of the panel part 10 to form a module, thereby maintaining the panel part 10 and the cell gap. It has a molding step of molding the portion 30 and the polarizing film portion 20 in a curved shape. (S140)
  • the panel unit 10, the cell gap maintaining unit 30, and the polarizing film unit 20 are mounted to the backlight unit 50 forming a curved surface, and the panel unit 10 and the cell gap maintaining unit 30 are formed. And both ends of the polarizing film portion 20 is fixed to the backlight unit 50 by the curve holding unit (60).
  • Curve holding unit 60 may be a mechanical structure, such as a mechanism, a cap member, a screw, a bolt to perform the function of the locking member, adhesive may be used.
  • the curve holding unit 60 prevents the panel unit 10, the polarizing film unit 20, and the cell gap holding unit 30 mounted on the backlight unit 50 from returning from the curved state to the planar state.
  • the cell gap holding part 30 is installed outside the panel part 10 to maintain the cell gap of the panel part 10, durability may be improved, and the panel part 10 may be curved. ) Can also protect the cell gap.

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Human Computer Interaction (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Computer Hardware Design (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal (AREA)
  • Polarising Elements (AREA)

Abstract

La présente invention concerne un affichage incurvé et son procédé de production. L'affichage incurvé d'après la présente invention comprend : une partie d'écran qui forme une surface incurvée et qui laisse passer la lumière ; des parties de film de polarisation ménagées sur les côtés de la partie d'écran ; et des parties de maintien des espaces entre les cellules, lesdites parties étant situées sur les côtés extérieurs des parties de film de polarisation et maintenant les espaces entre les cellules de la partie d'écran.
PCT/KR2017/007439 2016-07-12 2017-07-12 Affichage incurvé et son procédé de production WO2018012865A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2016-0087992 2016-07-12
KR1020160087992A KR101872242B1 (ko) 2016-07-12 2016-07-12 곡면형 디스플레이 및 그 제조방법

Publications (1)

Publication Number Publication Date
WO2018012865A1 true WO2018012865A1 (fr) 2018-01-18

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Application Number Title Priority Date Filing Date
PCT/KR2017/007439 WO2018012865A1 (fr) 2016-07-12 2017-07-12 Affichage incurvé et son procédé de production

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WO (1) WO2018012865A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109509404B (zh) * 2019-01-21 2022-12-02 广州国显科技有限公司 柔性有机发光显示装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013085084A1 (fr) * 2011-12-08 2013-06-13 주식회사 토비스 Procédé de fabrication de panneau d'affichage incurvé
KR101319543B1 (ko) * 2012-05-17 2013-10-21 삼성디스플레이 주식회사 곡면 디스플레이 장치 및 이를 포함하는 멀티 디스플레이 장치
KR20150013987A (ko) * 2013-07-25 2015-02-06 주식회사 유플러스비젼 곡면 디스플레이 패널 제조방법 및 이를 이용한 곡면 디스플레이 패널
KR101536990B1 (ko) * 2014-05-19 2015-07-15 나만호 곡면 표시장치 및 그 제조방법
KR101569206B1 (ko) * 2015-02-03 2015-11-13 주식회사 디닷 곡면 표시장치 및 그 제조방법

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013085084A1 (fr) * 2011-12-08 2013-06-13 주식회사 토비스 Procédé de fabrication de panneau d'affichage incurvé
KR101319543B1 (ko) * 2012-05-17 2013-10-21 삼성디스플레이 주식회사 곡면 디스플레이 장치 및 이를 포함하는 멀티 디스플레이 장치
KR20150013987A (ko) * 2013-07-25 2015-02-06 주식회사 유플러스비젼 곡면 디스플레이 패널 제조방법 및 이를 이용한 곡면 디스플레이 패널
KR101536990B1 (ko) * 2014-05-19 2015-07-15 나만호 곡면 표시장치 및 그 제조방법
KR101569206B1 (ko) * 2015-02-03 2015-11-13 주식회사 디닷 곡면 표시장치 및 그 제조방법

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KR101872242B1 (ko) 2018-06-29
KR20180007153A (ko) 2018-01-22

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