WO2014178611A1 - Dispositif d'affichage à entraînement par champ électrique - Google Patents

Dispositif d'affichage à entraînement par champ électrique Download PDF

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Publication number
WO2014178611A1
WO2014178611A1 PCT/KR2014/003785 KR2014003785W WO2014178611A1 WO 2014178611 A1 WO2014178611 A1 WO 2014178611A1 KR 2014003785 W KR2014003785 W KR 2014003785W WO 2014178611 A1 WO2014178611 A1 WO 2014178611A1
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WO
WIPO (PCT)
Prior art keywords
contact electrode
electric field
display device
substrate
electrode
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/KR2014/003785
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English (en)
Korean (ko)
Inventor
홍문표
윤호원
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Korea University Research and Business Foundation
Original Assignee
Korea University Research and Business Foundation
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 Korea University Research and Business Foundation filed Critical Korea University Research and Business Foundation
Publication of WO2014178611A1 publication Critical patent/WO2014178611A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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 
    • G02F1/165—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 translational movement of particles in a fluid under the influence of an applied field
    • G02F1/166—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 translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect
    • G02F1/167—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 translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect by electrophoresis
    • 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 
    • G02F1/165—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 translational movement of particles in a fluid under the influence of an applied field
    • G02F1/1675—Constructional details
    • G02F1/1676—Electrodes
    • G02F1/16761—Side-by-side arrangement of working electrodes and counter-electrodes
    • 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 
    • G02F1/165—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 translational movement of particles in a fluid under the influence of an applied field
    • G02F1/1675—Constructional details
    • G02F1/1676—Electrodes
    • 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 
    • G02F1/165—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 translational movement of particles in a fluid under the influence of an applied field
    • G02F1/1675—Constructional details
    • G02F1/1676—Electrodes
    • G02F1/16762—Electrodes having three or more electrodes per pixel
    • 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 
    • G02F1/165—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 translational movement of particles in a fluid under the influence of an applied field
    • G02F1/1675—Constructional details
    • G02F1/1677—Structural association of cells with optical devices, e.g. reflectors or illuminating devices
    • 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
    • G02F2203/00—Function characteristic
    • G02F2203/09—Function characteristic transflective

Definitions

  • the present invention relates to a flat panel display, and more particularly, to an electric field drive display.
  • LCDs liquid crystal displays
  • PDPs plasma display panels
  • OLEDs organic light emitting displays
  • FED field effect displays
  • electrophoretic display devices include liquid crystal displays (LCDs), plasma display panels (PDPs), organic light emitting displays (OLEDs), field effect displays (field effects). display (FED), and electrophoretic display devices.
  • liquid crystal displays are widely used as monitors and televisions.
  • Plasma displays are widely used as large televisions.
  • Organic electroluminescent displays are used for mobile phone windows, and researches for applying them to medium and large display devices are being actively conducted. .
  • Other field effect display devices and electrophoretic display devices are also being researched for application to monitors, televisions, or electronic papers.
  • a reflective electrophoretic display device having a texture similar to that of paper is typical, but has a disadvantage of high driving voltage, slow response speed, and difficulty in expressing gray scales.
  • the present invention has been made in an effort to provide an electric field driving display device capable of easily displaying various modifications.
  • the first contact electrode may include a first contact electrode stem portion intersecting the first control electrode and a second control electrode and a plurality of first contacts protruding from the first contact electrode stem portion.
  • each of the first contact electrode branch portions may overlap the first control electrode, and each of the second contact electrode branch portions may be disposed to overlap the second control electrode.
  • each of the first contact electrode branch parts may be disposed to correspond to the opening area, and each of the second contact electrode branch parts may be disposed to correspond to the light blocking area.
  • the first contact electrode branch portion includes a first field induction portion protruding from an edge toward the second contact electrode branch portion, and the second contact electrode branch portion protrudes from the edge toward the first contact electrode branch portion. It may include an electric field induction part.
  • each of the first and second contact battery branches may be alternately disposed along the first contact electrode stem portion and the second contact electrode stem portion.
  • one of the first contact electrode branches and one of the second contact electrode branches may be disposed in each of the spaces.
  • one first control electrode and one second control electrode may be disposed in each of the spaces.
  • the drive body may have a width in the horizontal direction greater than the opening.
  • the driver may not have a permanent charge.
  • the driving body may include insulating particles made of an insulating polymer material and a conductive material provided to cover the insulating particles.
  • the electric field driving display device may further include a backlight unit configured to supply light toward the first substrate.
  • the first contact electrode and the first control electrode may be made of a transparent conductive material.
  • the driving body may be made of a non-transparent conductive material.
  • the electric field driving display device may further include a light blocking film disposed between the first substrate and the first control electrode and the second control electrode.
  • the driver may be made of a reflective conductive material.
  • the first contact electrode and the first control electrode may be made of a non-transparent conductive material.
  • FIG. 1 is a plan view of an electric field driving display device according to an exemplary embodiment of the present invention.
  • FIG. 6 is a cross-sectional view of an electric field driving display device according to an exemplary embodiment of the present invention.
  • 9 and 10 are cross-sectional views of an electric field driving display device according to an exemplary embodiment of the present invention.
  • An insulating layer 160 is formed on the first control electrode 121 and the second control electrode 122.
  • the first contact electrode branch part 35 and the second contact electrode branch part 45 extend in the same direction as the first control electrode 121 and the second control electrode 122, and respectively, the first control electrode 121. And the second control electrode 122.
  • the first contact electrode 131 and the second contact electrode 141 may be made of a reflective conductive material such as Cr, Al, Mo, Ag, Cu, or the like.
  • the light blocking member 190 is formed on one surface of the second substrate 200 facing the first substrate 100.
  • the partition structure 310 is formed of a horizontal partition wall and a vertical partition wall, and the horizontal partition wall and the vertical partition wall cross each other to form a space 90 surrounded by the partition wall.
  • the space 90 surrounded by the barrier rib structure 310 defines one pixel area of the electric field driving display device.
  • the space 90 intentionally measures the velocity of the actuator or inert gas such as dry air that does not interfere with the movement of the actuator 400, nitrogen (N 2 ) that is not charged and does not react with the actuator 400 or the material. It may be filled with silicone oil, a fluorocarbon fluid, and the like having insulation and a low dielectric constant so as to lower the driving stability and increase driving stability.
  • the actuator or inert gas such as dry air that does not interfere with the movement of the actuator 400, nitrogen (N 2 ) that is not charged and does not react with the actuator 400 or the material.
  • It may be filled with silicone oil, a fluorocarbon fluid, and the like having insulation and a low dielectric constant so as to lower the driving stability and increase driving stability.
  • the driving member 400 is made of conductive particles that are not spherical in shape with a spherical shape.
  • the driving member 400 may be formed of an insulating particle made of a polymer material and a non-transparent conductive film formed on the surface of the insulating particle.
  • the driving member 400 may be made of only a non-transparent conductive material such as metal.
  • the driving member 400 is formed of insulating particles including a polymer material such as a copolymer such as polymethylmethacrylate (PMMA)
  • PMMA polymethylmethacrylate
  • the weight of the driving member 400 is relatively lighter than that of the driving member 400 made of metal, so the response speed is high. It may have a more complete spherical shape. Therefore, the driving unit 400 can operate at a high speed by a driving voltage of about a few volts (V), it is possible to precisely adjust.
  • 3 and 4 are cross-sectional views illustrating driving of an electric field driving display device according to an exemplary embodiment of the present invention.
  • a first contact electrode 131, a second contact electrode 141, a first control electrode 121, and a second control electrode of an electric field driving display device according to an exemplary embodiment of the present invention.
  • the driving body 400 is charged with the same polarity as that of the first contact electrode 131 or the second contact electrode 141.
  • a positive voltage is applied to the first contact electrode 131 and the first control electrode 121
  • a negative voltage is applied to the second contact electrode 141 and the second control electrode 122.
  • the driving body 400 is positioned on the first contact electrode 131, the driving body 400 is charged with a positive voltage.
  • (+) and (-) refer to a high voltage and a low voltage relatively to the reference value.
  • the driving body 400 has the second contact electrode 141 having the opposite polarity. Go to.
  • the driving member 400 moves to the first contact electrode 131 again. If the first contact electrode 131, the second contact electrode 141, the first control electrode 121, and the second control electrode 122 are kept under the same condition, the driving member 400 may be configured to maintain the first contact electrode 131. ) And the second contact electrode 141 are repeatedly moved at a constant speed.
  • the driving body 400 when the driving body 400 is positioned on the first contact electrode 131, the opening 95 is completely covered by the driving body 400, so that light does not transmit and displays black. If the driving body 400 is positioned on the second contact electrode 141 as shown in FIG. 4, since the opening 95 is not covered by the driving body 400, the light incident from the outside is the first contact electrode 131. ) Is reflected back and emitted white.
  • the first control electrode 121 and the second control electrode 122 are respectively applied. Applying 10V to each of the driving bodies 400 is located in the opening region. This is because the driving body 400 is constrained by an electric field formed between the first contact electrode 131 and the first control electrode 121, and thus is closer to the first control electrode 121 than the second contact electrode 141. This is because the driving body is constrained to the electric field to be formed.
  • the driving member 400 is positioned in the light blocking area. This is because the driving body is constrained by the electric field formed between the second contact electrode 141 and the second control electrode 122, and thus, the driving body is driven by the electric field by the second control electrode 122 closer than the first contact electrode 131. Because the sieve is bound.
  • the opening and closing time of the pixel may be variously controlled, and various gray levels may be displayed therefrom.
  • various gray levels may be displayed according to the amount of light transmitted. That is, when the driving time is repeatedly moved for a certain time and the time for displaying black and the time for displaying white or color is averaged, the time for displaying black is more than that for displaying white or color. In contrast, when gray or color is displayed and white is more than black, the gray or color closer to white can be displayed. Therefore, various gray levels can be displayed by adjusting the moving speed of the driving body. .
  • FIG. 5 is a plan view of an electric field driving display device according to an exemplary embodiment of the present invention.
  • the first electric field induction part 37 and the second electric field induction part 47 are for concentrating an electric field, such as a lightning rod, and may be triangular in a pointed shape.
  • the electric field driving display device further includes a backlight unit 500, and the first contact electrode 131 and the first control electrode 121 are made of a transparent conductive material such as ITO or IZO.
  • the second contact electrode 141 and the second control electrode 122 may be made of a transparent conductive material, such as the first contact electrode 131 and the first control electrode 121, but may be made of an opaque conductive material. have.
  • the backlight unit 500 is a part for supplying light to the display panel 600, a light guide plate 51 and a light guide plate for converting light emitted from a lamp 53 that emits light and a lamp 53 that is a linear or point light source into a surface light source.
  • a light collecting lens 55 collects the light emitted from the 51 and proceeds to an opening which is a display area.
  • the lamp 53 may be a linear light source such as a cold cathode fluorescent lamp (CCFL) or an external electrode fluorescent lamp (EEFL), or a point light source such as a light emitting diode (LED).
  • CCFL cold cathode fluorescent lamp
  • EEFL external electrode fluorescent lamp
  • a point light source such as a light emitting diode (LED).
  • a surface light source may be used, and in this case, the light guide plate 51 may be omitted.
  • the condenser lens 55 may be formed directly or in one layer on the surface of the light guide plate 51 or in a separate film form, and may be formed in one layer on the display panel 600 side.
  • the backlight unit 500 may be disposed on either the first substrate 100 side or the second substrate 200 side.
  • the first contact electrode and the first control electrode may be made of a transparent conductive material.
  • the light transmitted from the backlight unit 500 is driven when the driver 400 is positioned on the first contact electrode 131 as illustrated in FIG. 7. It is blocked by 400 and cannot be released to the outside, so black is displayed.
  • the driving unit 400 is positioned on the second contact electrode 141, the light transmitted from the backlight unit 500 is transferred to the first contact electrode 131 and the first control electrode 121.
  • 9 and 10 are cross-sectional views of an electric field driving display device according to an exemplary embodiment of the present invention.
  • an electric field driving display device 1004 may include a first substrate 100, a first control electrode 121 formed on the first substrate 100, A second control electrode 122, an insulating layer 160 positioned on the first control electrode and the second control electrode, a first contact electrode 131 and a second contact electrode 141 positioned on the insulating layer 160.
  • the light blocking member 190 may include a second substrate 200 facing the first substrate 100 and a light blocking member 190 disposed on the second substrate 200 and having an opening 95.
  • the electric field driving display device 1004 further includes a light blocking film 70.
  • the light blocking film 70 may be made of the same material as the light blocking member 190 and is formed on the entire surface of the substrate 100.
  • the first contact electrode 131 and the first control electrode 121 are made of a transparent conductive material such as ITO or IZO.
  • the second contact electrode 141 and the second control electrode 122 may be made of a transparent conductive material, such as the first contact electrode 131 and the first control electrode 121, but may be made of a non-transparent conductive material.
  • the driver 400 is made of a reflective conductive material such as Ni, Au, Ni, Au, and Cr.
  • the first contact electrode 131 and the first control electrode 121 are made of a transparent material, as shown in FIG. 9, when the driving member 400 is positioned on the second contact electrode 141, Since the transmitted light passes through the first contact electrode 131 and the first control electrode 121 and is absorbed by the light blocking layer 70, black is displayed. As shown in FIG. 10, when the driver 400 is positioned on the first contact electrode 131, light transmitted from the outside is reflected from the surface of the driver 400 and emitted to the outside, thereby displaying white.
  • FIG. 11 is a plan view of an electric field driving display device according to an exemplary embodiment of the present invention.
  • an electric field driving display device 1005 may include a first substrate 100 and a second substrate (not shown), a first substrate 100, and a second substrate facing each other.
  • the barrier rib structure 310 includes a barrier rib structure 310 positioned between the substrates and having a horizontal barrier rib and a vertical barrier rib, and a driver 400 positioned in a pixel region, which is a space 90 defined by the barrier rib structure 310.
  • the first control electrode 121 and the second control electrode 122 are elongated in the vertical direction, and the first contact electrode 131 and the second contact electrode 141 are the first control electrode 121 and the second.
  • the first contact electrode stem part 33 and the second contact electrode stem part 43 extending in a direction crossing the control electrode 122 and protrude therefrom, respectively, the first control electrode 121 and the second control electrode ( And a first contact electrode branch portion 35 and a second contact electrode branch portion 45 overlapping with each other.
  • a light blocking member 190 having an opening 95 exposing the driving member 400 is formed.
  • the electric field driving display of the electric field driving display device includes a plurality of openings 95 in one pixel area and a plurality of driving bodies 400 corresponding to each of the openings 95. do.
  • the electric field driving display device may be applied to a mobile device such as a mobile phone to which a display is applicable, a television, a monitor, a billboard, and the like.

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Molecular Biology (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)

Abstract

L'invention concerne un dispositif d'affichage à entraînement par champ électrique comportant : un premier substrat ; des premier et deuxième circuits de commande, écartés l'un par rapport à l'autre, sur le premier substrat ; une couche d'isolation sur le premier substrat pour recouvrir les premier et deuxième circuits de commande ; des première et deuxième électrodes de contact sur la couche d'isolation ; un deuxième substrat agencé de manière à être orienté vers le premier substrat ; une structure de barrière intercalée entre les premier et deuxième substrats pour définir une pluralité d'espaces au moyen de barrières horizontales et verticales ; un corps d'entraînement disposé dans l'espace, et équipé de sorte que le corps d'entraînement peut se déplacer en raison de la différence de potentiel entre les première et deuxième électrodes et les premier et deuxième circuits de commande ; et un élément de déphasage, disposé sur le deuxième substrat, pour définir une zone ouverte et une zone de déphasage et équipé de manière à être ouvert ou fermé en fonction du mouvement du corps d'entraînement.
PCT/KR2014/003785 2013-04-30 2014-04-29 Dispositif d'affichage à entraînement par champ électrique Ceased WO2014178611A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2013-0048571 2013-04-30
KR1020130048571A KR101845367B1 (ko) 2013-04-30 2013-04-30 전계 구동 표시 장치

Publications (1)

Publication Number Publication Date
WO2014178611A1 true WO2014178611A1 (fr) 2014-11-06

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WO (1) WO2014178611A1 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101981001B1 (ko) * 2017-02-16 2019-08-28 고려대학교 세종산학협력단 표시장치

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20090112907A (ko) * 2008-04-25 2009-10-29 주식회사 동진쎄미켐 전계 구동 표시 장치
JP2010078841A (ja) * 2008-09-25 2010-04-08 Toshiba Mobile Display Co Ltd 液晶表示装置
KR20110048379A (ko) * 2009-11-02 2011-05-11 주식회사 동진쎄미켐 전계 구동 표시 장치
US20120001889A1 (en) * 2010-07-01 2012-01-05 Semiconductors Energy Laboratory Co., Ltd. Electric field driving display device
KR20120049083A (ko) * 2010-11-08 2012-05-16 고려대학교 산학협력단 전계구동 셀 및 그 작동방법

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20090112907A (ko) * 2008-04-25 2009-10-29 주식회사 동진쎄미켐 전계 구동 표시 장치
JP2010078841A (ja) * 2008-09-25 2010-04-08 Toshiba Mobile Display Co Ltd 液晶表示装置
KR20110048379A (ko) * 2009-11-02 2011-05-11 주식회사 동진쎄미켐 전계 구동 표시 장치
US20120001889A1 (en) * 2010-07-01 2012-01-05 Semiconductors Energy Laboratory Co., Ltd. Electric field driving display device
KR20120049083A (ko) * 2010-11-08 2012-05-16 고려대학교 산학협력단 전계구동 셀 및 그 작동방법

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KR20140129803A (ko) 2014-11-07

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