WO2016173153A1 - 彩膜基板、彩膜基板的制造方法、触摸屏及显示装置 - Google Patents
彩膜基板、彩膜基板的制造方法、触摸屏及显示装置 Download PDFInfo
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- WO2016173153A1 WO2016173153A1 PCT/CN2015/087257 CN2015087257W WO2016173153A1 WO 2016173153 A1 WO2016173153 A1 WO 2016173153A1 CN 2015087257 W CN2015087257 W CN 2015087257W WO 2016173153 A1 WO2016173153 A1 WO 2016173153A1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
- G06F3/0445—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using two or more layers of sensing electrodes, e.g. using two layers of electrodes separated by a dielectric layer
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/13338—Input devices, e.g. touch panels
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- G—PHYSICS
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- 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
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- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
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- G—PHYSICS
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- 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
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- G02F1/133509—Filters, e.g. light shielding masks
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- G—PHYSICS
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- 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
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- G02F1/133512—Light shielding layers, e.g. black matrix
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- 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
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
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- G02F1/1343—Electrodes
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- G—PHYSICS
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- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/13439—Electrodes characterised by their electrical, optical, physical properties; materials therefor; method of making
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- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
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- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
- G06F3/0446—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a grid-like structure of electrodes in at least two directions, e.g. using row and column electrodes
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- G06F2203/04112—Electrode mesh in capacitive digitiser: electrode for touch sensing is formed of a mesh of very fine, normally metallic, interconnected lines that are almost invisible to see. This provides a quite large but transparent electrode surface, without need for ITO or similar transparent conductive material
Definitions
- the present invention relates to the field of touch screen technologies, and in particular, to a color film substrate, a method of manufacturing a color film substrate, a touch screen, and a display device.
- Touch screen technology is an intelligent human-computer interaction input technology. Compared with traditional keyboard and mouse input methods, touch screen input is more intuitive.
- touch screen input is more intuitive.
- touch screens mainly comes from the consumer electronics industry, especially mobile phones, portable game consoles, personal digital assistants and portable navigation devices.
- touch screens There are many types of touch screens, and capacitive in-cell touch screens are one of the most common types.
- the capacitive in-cell touch screen mainly uses the current sensing of the human body to work.
- the color film substrate of the capacitive in-cell touch screen usually uses two layers of Indium Tin Oxide (ITO) in the color filter.
- Touch electrodes are formed on both sides of (Color Filter, CF for short).
- the backlight 1001, the polarizer 1002, the bottom glass substrate 1003, the thin film field effect transistor 1004, the liquid crystal layer 1005, and the first ITO are sequentially arranged from bottom to top.
- a coupling capacitor is formed on the surface of the human body electric field, the user, and the capacitive in-line touch screen.
- the capacitor is a direct conductor, and the finger sucks a small current from the contact point. .
- the current flows out through the touch electrode, and the main controller of the touch screen performs accurate calculation according to the current flowing out to obtain the position information of the touch point.
- the impedance of the ITO as the touch electrode is large, the toughness is poor, and the price of the ITO is expensive. Therefore, the impedance of the touch screen using ITO as the touch electrode is large, and the touch screen is thick. And the cost is higher.
- the embodiment of the present invention provides a method for manufacturing a color film substrate, a color film substrate, and a touch. Screen and display device.
- An embodiment of the present invention provides a color filter substrate including: a transparent substrate; a color resist layer disposed on one side of the transparent substrate; and a side on which the color resist layer is disposed on the transparent substrate a first touch electrode, the first touch electrode being made of metal or ash metal; and a second touch electrode disposed on one side of the transparent substrate.
- the second touch electrode and the first touch electrode may be disposed on different sides of the transparent substrate.
- the second touch electrode may be made of ashed metal.
- the color resist layer may include a color pixel and a black matrix between adjacent color pixels, and a projection of the first touch electrode on the transparent substrate is located on a projection of the black matrix on the transparent substrate within the area.
- the color resist layer may include a color pixel and a black matrix between adjacent color pixels, and the first touch electrode is disposed on a surface of a side of the black matrix away from the transparent substrate.
- the color resist layer may include a color pixel and a black matrix between adjacent color pixels, and the first touch electrode is disposed between the transparent substrate and the black matrix.
- the color resist layer may include a color pixel and a black matrix between adjacent color pixels, and a projection of the second touch electrode on the transparent substrate is located on a projection of the black matrix on the transparent substrate within the area.
- the metal may include at least one of copper, molybdenum, aluminum, and silver.
- the ashing metal may be molybdenum oxynitride.
- the color filter substrate may further include an erasing layer disposed on a surface of the second touch electrode on a side away from the transparent substrate.
- Another embodiment of the present invention provides a method of fabricating a color filter substrate, comprising the steps of: forming a color resist layer on one side of the transparent substrate; forming a first side on the side of the color resist layer on the transparent substrate a touch electrode, the first touch electrode is made of metal or ash metal; and a second touch electrode is formed on one side of the transparent substrate.
- the forming the second touch electrode on one side of the transparent substrate may include forming a second touch electrode such that the second touch electrode and the first touch electrode are disposed on different sides of the transparent substrate.
- the second touch electrode may be made of ashed metal.
- the color resist layer may include a color pixel and a black matrix between adjacent color pixels.
- the step of forming the first touch electrode on the side where the color resist layer on the transparent substrate is formed may include: forming a first touch electrode such that a projection of the first touch electrode on the transparent substrate is located The black matrix is in the projection area on the transparent substrate.
- the color resist layer may include a color pixel and a black matrix between adjacent color pixels, and the step of forming the first touch electrode on a side of the transparent substrate on which the color resist layer is located may include Forming a first touch electrode such that the first touch electrode is disposed on a surface of a side of the black matrix away from the transparent substrate.
- the color resist layer may include a color pixel and a black matrix between adjacent color pixels, and the step of forming the first touch electrode on a side of the transparent substrate on which the color resist layer is located may include Forming a first touch electrode such that the first touch electrode is disposed between the transparent substrate and the black matrix.
- the color resist layer may include a color pixel and a black matrix between adjacent color pixels, and the step of forming a second touch electrode on one side of the transparent substrate may include: forming a second touch electrode such that A projection of the second touch electrode on the transparent substrate is located in a projection area of the black matrix on the transparent substrate.
- the metal may include at least one of copper, molybdenum, aluminum, and silver.
- the ashing metal may be molybdenum oxynitride.
- the method may further include: forming a shadow removing layer on a surface of the second touch electrode on a side away from the transparent substrate.
- Yet another embodiment of the present invention provides a touch screen including the color film substrate described above.
- Still another embodiment of the present invention provides a display device including the touch panel described above.
- a color resist layer is disposed on one side of the transparent substrate, and the first side of the color resist layer on the transparent substrate is formed first.
- the electrode is touched, and the first touch electrode is made of metal or ash metal, and a second touch electrode is formed on one side of the transparent substrate.
- FIG. 1 is a schematic structural diagram of a conventional touch screen according to an embodiment of the present invention.
- FIG. 2 is a schematic structural view of a color filter substrate according to an embodiment of the present invention.
- FIG. 3 is a schematic structural diagram of another color film substrate according to an embodiment of the present invention.
- FIG. 4 is a schematic structural view of still another color film substrate according to an embodiment of the present invention.
- FIG. 5 is a schematic structural diagram of a grid line distribution of a first touch electrode and a second touch electrode according to an embodiment of the present invention
- FIG. 6 is a partial enlarged structural diagram of a grid line distribution of a first touch electrode and a second touch electrode according to an embodiment of the present invention
- FIG. 7 is a schematic structural diagram of still another color film substrate according to an embodiment of the present invention.
- FIG. 8 is a schematic structural view of a shadow elimination layer provided by the prior art.
- FIG. 9 is a flowchart of a method of manufacturing a color filter substrate according to an embodiment of the present invention.
- an embodiment of the present invention provides a color filter substrate 100 including: a transparent substrate 101; a color resist layer 102 disposed on one side of the transparent substrate 101; and a color resist on the transparent substrate 101.
- the first touch electrode 104 disposed on one side of the layer 102, the first touch electrode 104 is made of metal or ash metal; and the second touch electrode 105 disposed on one side of the transparent substrate 101.
- the first touch electrode 104 may be a sensing electrode
- the second touch electrode 105 may be a transmission electrode
- first touch electrode 104 and the second touch electrode 105 may be disposed on different sides of the transparent substrate 101 as shown in FIG. 2 .
- first touch electrode and the second touch electrode may also be disposed on the same side (not shown) of the transparent substrate.
- the size and thickness of the touch screen can be reduced, and the effect of thinning the touch screen can be achieved.
- a color resist layer is provided on one side of the transparent substrate, and a first touch electrode made of metal or ash metal is provided on a side of the color resist layer on the transparent substrate. And providing a second touch electrode on one side of the transparent substrate.
- another embodiment of the present invention provides a color filter substrate 100 including: a transparent substrate 101; a color resist layer 102 disposed on one side of the transparent substrate 101; and a color on the transparent substrate 101.
- the first touch electrode 104 disposed on one side of the resist layer 102, the first touch electrode 104 may be made of metal or ash metal; the second touch electrode 105 disposed on the other side of the transparent substrate 101, the second touch The electrode 105 is made of ashed metal.
- the color resist layer 102 includes a color pixel 1021 and a black matrix 1022 located between adjacent color pixels 1021.
- the first touch electrode 104 is disposed on a surface of the color resist layer 102 on the side away from the transparent substrate 101.
- 106 refers to a photo-resist material (Photo Spacer, PS for short)
- 107 refers to liquid crystal
- 103 refers to an array substrate.
- the color pixel 1021 may include a red pixel (R), a green pixel (G), and a blue pixel (B). In practical applications, the color pixel 1021 may also include other color pixels, which is not limited in the present invention.
- another embodiment of the present invention provides a color filter substrate 100 including: a transparent substrate 101; a color resist layer 102 disposed on one side of the transparent substrate 101; and a color on the transparent substrate 101.
- a first touch electrode 104 disposed on a side where the resist layer 102 is located; and a second touch electrode 105 disposed on the other side of the transparent substrate 101.
- the color resist layer 102 includes a color pixel 1021 and a black matrix 1022 located between adjacent color pixels 1021.
- the projection of the first touch electrode 104 on the transparent substrate 101 is located in the projection area of the black matrix 1022 on the transparent substrate 101, and the first touch electrode 104 is disposed.
- the first touch electrode 104 is disposed on a surface of the black matrix 1022 that is relatively close to the array substrate 103 and away from the side of the transparent substrate 101.
- the first touch electrode 104 may be made of an ashed metal such as molybdenum oxynitride.
- the first touch electrode 104 may also be made of metal, which may include up to copper, molybdenum, aluminum, and silver. One less.
- the projection of the second touch electrode 105 on the transparent substrate 101 may be located in a projection area of the black matrix 1022 on the transparent substrate 101, and the second touch electrode 105 can be made of ashed metal.
- the non-reflective effect can be achieved, the display effect and the touch performance of the touch screen can be improved, and the cost can be reduced.
- the structure referred to by other marks in FIG. 4 can be referred to the description of the mark in FIG.
- the ashing metal may be any material having a low reflectivity, for example, may be molybdenum oxynitride, which is not limited in the embodiment of the present invention.
- FIG. 5 is a top plan view showing a mesh distribution of a first touch electrode and a second touch electrode.
- 104 denotes a first touch electrode
- 105 denotes a second touch electrode
- 1022 denotes a black matrix.
- FIG. 6 is a partially enlarged schematic view of FIG. 5, and the structure indicated by the mark in FIG. 6 can be referred to the description of the mark in FIG. 5.
- an embodiment of the present invention provides a color film substrate 100.
- a first touch electrode 104 may be disposed between the transparent substrate 101 and the black matrix 1022 to reduce the first touch.
- the influence of the electrode 104 on the electric field of the liquid crystal 107 improves the touch sensitivity of the touch screen.
- the first touch electrode 104 may be made of ash metal.
- the color filter substrate 100 may further include a shadow removing layer 108 disposed on an outer surface of the second touch electrode 105.
- the outer surface of the second touch electrode 105 refers to the surface of the second touch electrode 105 on the side away from the transparent substrate 101.
- a pair of molybdenum tantalum (MoNb) targets are added on both sides of a common metal aluminide (AlNd), and a low reflectivity metal is formed by a sputtering process.
- Molybdenum oxynitride (MoNbOxNy) is used to cover the high reflectivity metal layer (MoNb) with a low reflectivity metal shadow layer to achieve metal shadowing.
- the erasing layer 108 is disposed on the outer surface of the grayed second touch electrode 105, and the second touch electrode 105 is matched with the erasing layer 108, which can better avoid the moire interference.
- the occurrence of the phenomenon makes the overall reflectance less than 20%, and achieves the purpose of ashing the film layer, reducing the reflectivity, and invisible metal lines.
- the metal mesh is used as the touch electrode because the metal mesh has low resistance.
- the resistance has a square resistance range of about 5 ohms to 10 ohms, while the conventional ITO film layer has an impedance range of about 50 ohms to 100 ohms, and the thin film touch sensor has an impedance of about 150 ohms.
- the metal grid can handle medium to large size touch solutions and can be applied to notebook or all-in-one products.
- the color film substrate provided by the embodiment of the invention adopts a metal mesh technology of ashing copper or silver material, and the display effect and cost are superior to ITO.
- the first touch electrode is made of metal or ash metal
- the second touch electrode is made of anti-reflection ashing metal, which can reduce the wire resistance, increase the sensitivity of the touch, reduce the power consumption, and promote the narrow line width and the narrow frame. Reduce the cost of driving the integrated circuit.
- the line of the first touch electrode is hidden under the black matrix, and the line of the second touch electrode is overlapped above the black matrix, thereby solving the problem that the influence of the Moire interference phenomenon on the display is solved. And increase the light transmittance.
- the metal erasing technology By combining the metal erasing technology with the metal grid technology and applying it to the in-cell touch screen technology (which can be understood as the side where the first touch electrode is formed on the color resist layer on the color filter substrate), The electrical characteristics are achieved, and the effect of ashing of the film layer, reduction of reflectance, and invisible metal lines by the naked eye is achieved.
- ordinary metal or ashing metal instead of ITO with high impedance, poor toughness and high price, the touch performance is better and the cost is lower, which is suitable for large-sized products and reduces the thickness of the touch screen.
- a color resist layer is provided on one side of the transparent substrate, and a metal or ash metal is provided on a side of the color resist layer on the transparent substrate.
- a first touch electrode, and a second touch electrode are provided on one side of the transparent substrate.
- the embodiment of the invention further provides a method for manufacturing a color filter substrate. As shown in FIG. 9, the method includes the following steps 601 to 603.
- step 601 a color resist layer is formed on one side of the transparent substrate.
- a first touch electrode is formed on a side of the color resist layer on the transparent substrate, and the first touch electrode is made of metal or ash metal.
- step 603 a second touch electrode is formed on one side of the transparent substrate.
- a color resist layer is formed on one side of the transparent substrate, and a first metal or gray metal is formed on a side of the color resist layer on the transparent substrate.
- the electrode is touched, and a second touch electrode is formed on one side of the transparent substrate.
- Step 603 may include forming a second touch electrode on one side of the transparent substrate such that the second touch electrode and the first touch electrode are located on different sides of the transparent substrate.
- first touch electrode and the second touch electrode may also be disposed on the same side of the transparent substrate, so as to reduce the size of the touch screen and achieve the effect of thinning the touch screen.
- the color resist layer may include a color pixel and a black matrix between adjacent color pixels.
- the step 602 may include: forming a first touch electrode on a side of the transparent substrate on which the color resist layer is located, such that the projection of the first touch electrode on the transparent substrate is located on the black matrix on the transparent substrate.
- the first touch electrode can be made of an ashed metal such as molybdenum oxynitride.
- the first touch electrode may be made of a metal, which may include at least one of copper, molybdenum, aluminum, and silver.
- step 603 may include forming a second touch electrode on one side of the transparent substrate such that the projection of the second touch electrode on the transparent substrate is located in a projection area of the black matrix on the transparent substrate.
- the second touch electrode may be made of ashed metal.
- step 602 may include forming a first touch electrode on a side of the transparent substrate on which the color resist layer is located and between the transparent substrate and the black matrix.
- the method of manufacturing the color filter substrate may further include: forming a shadow mask on the outer surface of the second touch electrode (the surface away from the transparent substrate).
- a shadow mask on the outer surface of the second touch electrode, the overall reflectance is less than 20%, and the purpose of ashing the film layer, reducing the reflectance, and invisible metal lines by the naked eye is achieved.
- a color resist layer is formed on one side of the transparent substrate, and a metal or an ash metal is formed on a side of the color resist layer on the transparent substrate.
- the first touch electrode is fabricated, and the second touch electrode is fabricated on one side of the transparent substrate.
- a color film substrate may be prepared first, and the color film substrate may include: a transparent substrate; formed on one side of the transparent substrate a color resist layer comprising a color pixel and a black matrix between adjacent color pixels; a first touch electrode formed on a side of the transparent substrate on which the color resist layer is located; and a PS, etc.
- the color film substrate and the array substrate are combined, and then the combined color film substrate and the array substrate are thinned, and then the second touch electrode is formed on the thinned color film substrate and the array substrate, that is, in the transparent A second touch electrode is formed on the other side of the substrate.
- a second touch electrode is formed on one side of a transparent substrate on which a structure of a color filter substrate is to be formed by a patterning process, and then a structure of a color filter substrate is formed on the other side of the transparent substrate, the color
- the film substrate may include: the transparent substrate; a color resist layer formed on the other side of the transparent substrate, the color group layer including color pixels and a black matrix between adjacent color pixels; formed on the transparent substrate a first touch electrode on one side of the color resist layer; and a PS or the like, and then combining the color filter substrate and the array substrate.
- a color resist layer is formed on one side of the transparent substrate, and the color group layer includes a color pixel and a black matrix between adjacent color pixels.
- the projection on the color resist layer can overlap with the black matrix.
- Another embodiment of the present invention provides a touch screen including the color filter substrate shown in FIG. 2, FIG. 3, FIG. 4 or FIG.
- Another embodiment of the present invention further provides a display device comprising the touch screen in the above embodiment or the color filter substrate in the above embodiment.
- a color resist layer is formed on one side of the transparent substrate, and the color group layer includes color pixels and black between adjacent color pixels.
- a matrix a first touch electrode is formed on a side of the color resist layer on the transparent substrate, on the transparent base
- a second touch electrode made of ashed metal is formed on one side of the board while the projection of the first touch electrode and the second touch electrode on the color resist layer may overlap with the black matrix.
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Abstract
Description
Claims (20)
- 一种彩膜基板,包括:透明基板;设置在所述透明基板的一侧的色阻层;在所述透明基板上的所述色阻层所在的一侧设置的第一触摸电极,所述第一触摸电极由金属或灰化金属制成;以及设置在所述透明基板的一侧的第二触摸电极。
- 根据权利要求1所述的彩膜基板,其中,所述第二触摸电极与所述第一触摸电极设置在所述透明基板的不同侧。
- 根据权利要求2所述的彩膜基板,其中,所述第二触摸电极由灰化金属制成。
- 根据权利要求1所述的彩膜基板,其中,所述色阻层包括彩色像素和位于相邻的各彩色像素之间的黑矩阵,所述第一触摸电极在所述透明基板上的投影位于所述黑矩阵在所述透明基板上的投影区域内。
- 根据权利要求1所述的彩膜基板,其中,所述色阻层包括彩色像素和位于相邻的各彩色像素之间的黑矩阵,所述第一触摸电极设置在所述黑矩阵的远离所述透明基板的一侧的表面上。
- 根据权利要求1所述的彩膜基板,其中,所述色阻层包括彩色像素和位于相邻的各彩色像素之间的黑矩阵,所述第一触摸电极设置在所述透明基板与所述黑矩阵之间。
- 根据权利要求1所述的彩膜基板,其中,所述色阻层包括彩色像素和位于相邻的各彩色像素之间的黑矩阵,所述第二触摸电极在所述透明基板上的投影位于所述黑矩阵在所述透明基板上的投影区域内。
- 根据权利要求1所述的彩膜基板,其中,所述金属包括铜、钼、铝和银中的至少一种,所述灰化金属为氮氧化钼铌。
- 根据权利要求1至8中任一项所述的彩膜基板,其中,所述彩膜基板还包括消影层,所述消影层设置在所述第二触摸电极的远离所述透明基板的一侧的表面上。
- 一种制造彩膜基板的方法,包括步骤:在透明基板的一侧形成色阻层;在所述透明基板上的所述色阻层所在的一侧形成第一触摸电极,所述第一触摸电极由金属或灰化金属制成;以及在所述透明基板的一侧形成第二触摸电极。
- 根据权利要求10所述的方法,其中,所述在所述透明基板的一侧形成第二触摸电极的步骤包括:形成第二触摸电极,使得所述第二触摸电极与所述第一触摸电极设置在所述透明基板的不同侧。
- 根据权利要求11所述的方法,其中,所述第二触摸电极由灰化金属制成。
- 根据权利要求10所述的方法,其中,所述色阻层包括彩色像素和位于相邻的各彩色像素之间的黑矩阵,所述在所述透明基板上的所述色阻层所在的一侧形成第一触摸电极的步骤包括:形成第一触摸电极,使得所述第一触摸电极在所述透明基板上的投影位于所述黑矩阵在所述透明基板上的投影区域内。
- 根据权利要求10所述的方法,其中,所述色阻层包括彩色像素和位于相邻的各彩色像素之间的黑矩阵,所述在所述透明基板上的所述色阻层所在的 一侧形成第一触摸电极的步骤包括:形成第一触摸电极,使得所述第一触摸电极设置在所述黑矩阵的远离所述透明基板的一侧的表面上。
- 根据权利要求10所述的方法,其中,所述色阻层包括彩色像素和位于相邻的各彩色像素之间的黑矩阵,所述在所述透明基板上的所述色阻层所在的一侧形成第一触摸电极的步骤包括:形成第一触摸电极,使得所述第一触摸电极设置在所述透明基板与所述黑矩阵之间。
- 根据权利要求10所述的方法,其中,所述色阻层包括彩色像素和位于相邻的各彩色像素之间的黑矩阵,所述在所述透明基板的一侧形成第二触摸电极的步骤包括:形成第二触摸电极,使得所述第二触摸电极在所述透明基板上的投影位于所述黑矩阵在所述透明基板上的投影区域内。
- 根据权利要求10所述的方法,其中,所述金属包括铜、钼、铝和银中的至少一种,所述灰化金属为氮氧化钼铌。
- 根据权利要求10至17中任一项所述的方法,其中,所述在所述透明基板的一侧形成第二触摸电极之后,所述方法还包括:在所述第二触摸电极的远离所述透明基板的一侧的表面上形成消影层。
- 一种触摸屏,包括权利要求1至9中任一项所述的彩膜基板。
- 一种显示装置,包括权利要求19所述的触摸屏。
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US20210342034A1 (en) * | 2017-11-17 | 2021-11-04 | Hefei Xinsheng Optoelectronics Technology Co., Ltd. | Touch substrate, manufacturing method thereof, and display device |
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CN106775125A (zh) * | 2017-01-20 | 2017-05-31 | 京东方科技集团股份有限公司 | 彩膜基板及其制备方法、触摸屏 |
CN107065057A (zh) * | 2017-03-14 | 2017-08-18 | 信利光电股份有限公司 | 一种偏光片以及触控显示模组 |
CN106933419A (zh) * | 2017-03-14 | 2017-07-07 | 信利光电股份有限公司 | 一种触摸屏以及触控模组 |
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CN108595050B (zh) * | 2018-04-25 | 2021-01-26 | 京东方科技集团股份有限公司 | 触控显示装置及其驱动方法 |
KR20210087602A (ko) * | 2020-01-02 | 2021-07-13 | 삼성디스플레이 주식회사 | 표시 장치 및 표시 장치의 정렬 검사 방법 |
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