CN108897455A - Touch base plate and preparation method thereof, touch-controlled electronic devices - Google Patents
Touch base plate and preparation method thereof, touch-controlled electronic devices Download PDFInfo
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- CN108897455A CN108897455A CN201810729425.4A CN201810729425A CN108897455A CN 108897455 A CN108897455 A CN 108897455A CN 201810729425 A CN201810729425 A CN 201810729425A CN 108897455 A CN108897455 A CN 108897455A
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- touch
- control electrode
- touch control
- base plate
- conductive pattern
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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
-
- 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
- G06F3/0412—Digitisers structurally integrated in a display
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
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- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Input By Displaying (AREA)
Abstract
The present invention provides a kind of touch base plates and preparation method thereof, touch-controlled electronic devices, belong to technical field of touch control.Wherein, touch base plate, including：Touch control electrode, the touch control electrode are arranged in effective touch area, further include：Conductive layer, the conductive layer setting are insulated in effective touch area and ground connection, the conductive layer and the touch control electrode.According to the technical solution of the present invention, it can be improved the ability of the anti-ESD of touch base plate.
Description
Technical field
The present invention relates to technical field of touch control, a kind of touch base plate and preparation method thereof, touch-controlled electronic devices are particularly related to.
Background technique
21 century is the epoch of an information explosion, is a computer network, big data, cloud network, artificial intelligence and
In the epoch of all things on earth interconnection, in the period of this fast development, various new and high technologies are fast-developing like the mushrooms after rain.Especially apple
The miscellaneous electronic product that the high-tech companies such as fruit, Samsung, LG, Microsoft and Google are released, enriches people's lives,
The product that these companies release has communicate very much the characteristics of, that is, the product that these companies release is mainly capacitive touch
Control screen.Capacitive touch screen is with its excellent touch function, so that people go after like a flock of ducks to it.With the development of touch screen,
People propose increasingly higher demands to its optical property, electric property, appearance.
But the ability of the existing anti-ESD of capacitance type touch control screen (Electro-static Driven Comb) is weaker, and it is stronger how to design anti-ESD ability
Capacitance type touch control screen, become letter problem to be solved.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of touch base plate and preparation method thereof, touch-controlled electronic devices, energy
Enough improve the ability of the anti-ESD of touch base plate.
In order to solve the above technical problems, the embodiment of the present invention offer technical solution is as follows：
On the one hand, a kind of touch base plate is provided, including：Touch control electrode, the touch control electrode are arranged in effective touch area,
Further include：
Conductive layer, in effective touch area and ground connection, the conductive layer and the touch-control are electric for the conductive layer setting
Pole insulation.
Optionally, the conductive layer and the touch control electrode are located on the underlay substrate of the touch base plate, the conduction
Layer is located at side of the touch control electrode far from the underlay substrate.
Optionally, the touch control electrode and the conductive layer use the identical metal grill of shape.
Optionally, the touch control electrode includes multiple first touch control electrodes and multiple second touch control electrodes of different layer setting,
First touch control electrode extends in a first direction, and gap, second touching are provided between adjacent first touch control electrode
Control electrode extends along the second direction intersected with the first direction, is provided with gap between the adjacent second touch control electrode.
Optionally, the conductive layer include same layer setting multiple array arrangements conductive pattern, the conductive pattern with
Gap between gap and the adjacent second touch control electrode between adjacent first touch control electrode corresponds.
Optionally, the conductive layer includes multiple first conductive patterns and multiple second conductive patterns of different layer setting, institute
It states the first conductive pattern to extend in a first direction, the gap between first conductive pattern and adjacent first touch control electrode is one by one
It is corresponding；
Second conductive pattern extends in a second direction, between second conductive pattern and adjacent second touch control electrode
Gap correspond.
The embodiment of the invention also provides a kind of production methods of touch base plate, are included in effective touch area and form touch-control
Electrode, the production method include：
The conductive layer of ground connection is formed in effective touch area, the conductive layer and the touch control electrode insulate.
Optionally, the conductive layer and the touch control electrode are located on the underlay substrate of the touch base plate, the production
Method specifically includes：
The conductive layer is formed far from the side of the underlay substrate in the touch control electrode.
Optionally, forming the touch control electrode includes：
Multiple first touch control electrodes are formed on the underlay substrate of the touch base plate, first touch control electrode is along first
Direction extends, and is provided with gap between adjacent first touch control electrode；
Form the first insulating layer for covering first touch control electrode；
Multiple second touch control electrodes, the second touch control electrode edge and the first party are formed on the first insulating layer
Extend to the second direction of intersection, is provided with gap between the adjacent second touch control electrode；
Form the second insulating layer for covering the second touch control electrode.
Optionally, forming the conductive layer includes：
Form the conductive pattern of multiple array arrangements on the second insulating layer, the conductive pattern and adjacent described the
Gap between gap and the adjacent second touch control electrode between one touch control electrode corresponds；
Form the third insulating layer for covering the conductive pattern.
Optionally, forming the conductive layer includes：
Multiple first conductive patterns are formed on the second insulating layer, and first conductive pattern prolongs along first direction
It stretches, the gap between first conductive pattern and adjacent first touch control electrode corresponds；
Form the third insulating layer for covering first conductive pattern；
Multiple second conductive patterns are formed on the third insulating layer, second conductive pattern prolongs in a second direction
It stretches, the gap between second conductive pattern and adjacent second touch control electrode corresponds.
The embodiment of the invention also provides a kind of touch-controlled electronic devices, including touch base plate as described above.
Optionally, the touch-controlled electronic devices further include display panel, and the touch base plate is located at the display panel
Light emission side, the underlay substrate of the touch base plate are multiplexed the underlay substrate of the display panel, and the touch-controlled electronic devices also wrap
Include the encapsulation cover plate for covering the touch base plate.
Optionally, the touch-controlled electronic devices further include display panel, and the touch control electrode is located in the display panel,
The underlay substrate of the touch base plate is multiplexed the underlay substrate of the display panel.
Optionally, the touch-controlled electronic devices further include display panel, and the touch base plate is located at the display panel
Light emission side, the conductive layer is between the touch control electrode and the display panel.
The embodiment of the present invention has the advantages that：
In above scheme, in the conductive layer of effective touch area of touch base plate setting ground connection, can effectively and in time it incite somebody to action
The electrostatic of effective touch area of touch base plate excludes, to effectively increase the ability of the anti-ESD of touch base plate, improves production
Product quality can increase product competitiveness in the market.
Detailed description of the invention
Fig. 1 and Fig. 2 is the schematic diagram of existing touch base plate；
Fig. 3 is the schematic diagram of touch base plate of the embodiment of the present invention；
Fig. 4 is the schematic cross-section of one embodiment of the invention touch base plate；
Fig. 5 is the schematic cross-section of another embodiment of the present invention touch base plate.
Appended drawing reference
1 effective touch area
2 electric conduction routings
21 conductive layers
31 array substrates
32 color membrane substrates
5 joint adhesives
6 first insulating layers
7 second insulating layers
8 third insulating layers
9 the 4th insulating layers
10 encapsulation cover plates
11 first conductive patterns
12 second conductive patterns
13 first touch control electrodes
14 second touch control electrodes
Specific embodiment
To keep the embodiment of the present invention technical problems to be solved, technical solution and advantage clearer, below in conjunction with
Drawings and the specific embodiments are described in detail.
As depicted in figs. 1 and 2, in the touch base plate of the relevant technologies, the periphery of effective touch area 1 is provided with conduction and walks
Line 2, electric conduction routing 2 are connect with grounding point, to guide the electrostatic on touch base plate, but since electric conduction routing 2 is provided only on
Effective 1 periphery of touch area, therefore such design method can only avoid the ESD attack of effective 1 periphery of touch area from touching substrate,
It not can guarantee the anti-ESD ability touched inside substrate, cause the ability of the anti-ESD of touch base plate weaker.
To solve the above-mentioned problems, the embodiment of the present invention provides a kind of touch base plate and preparation method thereof, touch-control electronic
Equipment can be improved the ability of the anti-ESD of touch base plate.
The embodiment of the invention provides a kind of touch base plate, including touch control electrode, the touch control electrode setting is effectively being touched
Control region, as shown in figure 3, the touch base plate further includes conductive layer 21, the setting of conductive layer 21 in effective touch area 1 and
Ground connection, the conductive layer 21 insulate with the touch control electrode.
It, can be effectively and timely in the conductive layer 21 of effective touch area 1 of touch base plate setting ground connection in the present embodiment
The electrostatic of effective touch area 1 of touch base plate is excluded, to effectively increase the ability of the anti-ESD of touch base plate, is improved
Product quality, can increase product competitiveness in the market.
Optionally, the conductive layer 21 and the touch control electrode are located on the underlay substrate of the touch base plate, in order to protect
Card guides the electrostatic that the external world is transmitted on touch base plate in time, and conductive layer 21 is preferably provided at touch control electrode far from the substrate
The side of substrate, electrostatic extraneous in this way is when being transmitted on touch base plate, contact conductive layer 21 first, so as in time will
Electrostatic guides.
Just start capacitance type touch control screen and uses ITO mainly to make touch control electrode, but since the In element of ITO is rare
Metal, therefore such material only can be fewer and fewer, and price is more and more expensive.In this case, people slowly begin look for
New material replaces ITO material, but performance but just answer by not defeated ITO material, the touch screen of Metal Mesh (metal grill)
It transports and gives birth to, use common metal material, such as metallic aluminium, copper, silver etc. material makes touch control electrode.Due to touching
Control electrode is being applied in display device, it is desirable that cannot influence the display of display device, therefore, touch control electrode is designed as metal mesh
Trellis, in order to guarantee the optical property of touch base plate, conductive layer also uses metal grill identical with touch control electrode shape.
In one specific embodiment, touch control electrode uses double-layer structure, and the touch control electrode includes multiple the of different layer setting
One touch control electrode and multiple second touch control electrodes, first touch control electrode extend in a first direction, adjacent first touch-control
Gap is provided between electrode, the second touch control electrode extends along the second direction intersected with the first direction, adjacent institute
It states and is provided with gap between second touch control electrode.Wherein, between first direction and second direction angulation can for 70 °-
90°。
Optionally, the conductive layer include same layer setting multiple array arrangements conductive pattern, the conductive pattern with
Gap between gap and the adjacent second touch control electrode between adjacent first touch control electrode corresponds.This reality
It applies in example, the not set virtual pattern of layer where the first touch control electrode and second touch control electrode, is designed and the first touching in conductive layer
Control electrode and the identical metal grill of second touch control electrode shape, and the conductive pattern and adjacent first touch control electrode
Between gap and the adjacent second touch control electrode between gap correspond, such conductive layer can also take into account Metal
Mesh touches the optical characteristics of substrate, to form the optical touch substrate haveing excellent performance.And working as has electrostatic to enter touching
When touching inside substrate, the metal grill positioned at effective touch area can effectively resist ESD and rapidly arrange ESD
It removes, to increase the ability for touching the anti-ESD of substrate.
In another specific embodiment, the conductive layer includes that multiple first conductive patterns and multiple second of different layer setting are led
Electrograph shape, first conductive pattern extend in a first direction, between first conductive pattern and adjacent first touch control electrode
Gap correspond；Second conductive pattern extends in a second direction, second conductive pattern and adjacent second touch-control
Gap between electrode corresponds.In the present embodiment, layer where the first touch control electrode and second touch control electrode is not set virtual
Figure is designed and the first touch control electrode and second touch control electrode shape in film layer where the first conductive pattern and the second conductive pattern
The identical metal grill of shape, and the gap between first conductive pattern and adjacent first touch control electrode corresponds, institute
The gap stated between the second conductive pattern and adjacent second touch control electrode corresponds, and such conductive layer can also take into account Metal
Mesh touches the optical characteristics of substrate, to form the optical touch substrate haveing excellent performance.And working as has electrostatic to enter touching
When touching inside substrate, the metal grill positioned at effective touch area can effectively resist ESD and rapidly arrange ESD
It removes, to increase the ability for touching the anti-ESD of substrate.
In above-described embodiment, the conductive layer connecting with grounding point is located at effective touch area, touch control electrode and the conduction
Layer uses the identical metal grill of shape, is not only able to effectively increase the anti-ESD ability of Metal Mesh touch screen in this way, simultaneously
The optical property of touch screen can effectively be improved.In the present embodiment, film layer virtual graph can be not provided with where touch control electrode
Shape, and metal grill identical with touch control electrode shape will be designed as with the conductive layer of the different layer of touch control electrode, using conductive layer come
Virtual pattern is served as, and forms the metal grill of entire anti-ESD, when having ESD to enter in touch-control panel, is located at effective
The entire metal grill of touch area can effectively resist ESD and rapidly exclude ESD, to increase the anti-of touch screen
The ability of ESD, the touch base plate of the present embodiment both can be suitably used for external hanging type touch screen, also can be suitably used for embedded touch screen.This
The design of the touch base plate of embodiment is simple, convenient and easy, and touch control electrode and conductive layer are made of metal, material price
Cheaply, without using the material of this valuableness of ITO, the production cost of touch base plate is reduced.
The embodiment of the invention also provides a kind of production methods of touch base plate, are included in effective touch area and form touch-control
Electrode, the production method further include：
The conductive layer of ground connection is formed in effective touch area, the conductive layer and the touch control electrode insulate.
In the present embodiment, in the conductive layer of effective touch area of touch base plate setting ground connection, can effectively and in time it incite somebody to action
The electrostatic of effective touch area of touch base plate excludes, to effectively increase the ability of the anti-ESD of touch base plate, improves production
Product quality can increase product competitiveness in the market.
Optionally, the conductive layer and the touch control electrode are located on the underlay substrate of the touch base plate, the production
Method specifically includes：
The conductive layer is formed far from the side of the underlay substrate in the touch control electrode.In order to guarantee to transmit the external world
Electrostatic on to touch base plate guides in time, and conductive layer is preferably provided at side of the touch control electrode far from the underlay substrate, this
The electrostatic in the sample external world is when being transmitted on touch base plate, contact conductive layer first, so as in time guide electrostatic.
In one specific embodiment, touch control electrode uses double-layer structure, and forming the touch control electrode includes：
Multiple first touch control electrodes are formed on the underlay substrate of the touch base plate, first touch control electrode is along first
Direction extends, and is provided with gap between adjacent first touch control electrode；
Form the first insulating layer for covering first touch control electrode；
Multiple second touch control electrodes, the second touch control electrode edge and the first party are formed on the first insulating layer
Extend to the second direction of intersection, is provided with gap between the adjacent second touch control electrode；
Form the second insulating layer for covering the second touch control electrode.
In one specific embodiment, forming the conductive layer includes：
Form the conductive pattern of multiple array arrangements on the second insulating layer, the conductive pattern and adjacent described the
Gap between gap and the adjacent second touch control electrode between one touch control electrode corresponds；
Form the third insulating layer for covering the conductive pattern.
In the present embodiment, the not set virtual pattern of layer where the first touch control electrode and second touch control electrode is set in conductive layer
Count out metal grill identical with the first touch control electrode and second touch control electrode shape, and the conductive pattern with it is adjacent described
Gap between gap and the adjacent second touch control electrode between first touch control electrode corresponds, and such conductive layer is also
The optical characteristics that Metal Mesh touches substrate can be taken into account, to form the optical touch substrate haveing excellent performance.And working as has
When electrostatic is entered inside touch substrate, the metal grill positioned at effective touch area can effectively resist ESD and will
ESD is rapidly excluded, to increase the ability for touching the anti-ESD of substrate
In another specific embodiment, forming the conductive layer includes：
Multiple first conductive patterns are formed on the second insulating layer, and first conductive pattern prolongs along first direction
It stretches, the gap between first conductive pattern and adjacent first touch control electrode corresponds；
Form the third insulating layer for covering first conductive pattern；
Multiple second conductive patterns are formed on the third insulating layer, second conductive pattern prolongs in a second direction
It stretches, the gap between second conductive pattern and adjacent second touch control electrode corresponds.
In the present embodiment, the not set virtual pattern of layer where the first touch control electrode and second touch control electrode, in the first conduction
Film layer where figure and the second conductive pattern designs metal mesh identical with the first touch control electrode and second touch control electrode shape
Lattice, and the gap between first conductive pattern and adjacent first touch control electrode corresponds, second conductive pattern
Gap between adjacent second touch control electrode corresponds, and such conductive layer can also take into account the light that Metal Mesh touches substrate
Characteristic is learned, to form the optical touch substrate haveing excellent performance.And when thering is electrostatic to enter inside touch substrate,
Metal grill positioned at effective touch area can effectively resist ESD and rapidly exclude ESD, to increase touch substrate
Anti- ESD ability.
It should be noted that above-mentioned " one-to-one correspondence " refers to the positive throwing of conductive pattern and touch control electrode on underlay substrate
Shadow be substantially splice it is into a single integrated structure, overlapping widths between the orthographic projection of conductive pattern and touch control electrode on underlay substrate or
Spacing is less than or equal to 5 microns, smaller for display picture homogeneity influence in bit errors, belongs to human eye and is subjected to model
It encloses；In one embodiment, the orthographic projection spacing of conductive pattern and touch control electrode on underlay substrate is zero.
In one specific embodiment, touch base plate is applied to external hanging type touch screen, and the production method of touch base plate includes following
Step：
Step 1 provides an encapsulation cover plate 10, and black matrix figure is formed on encapsulation cover plate 10；
Specifically, it can be initially formed black matrix material layer, then form the figure of black matrix by exposure development, black matrix
Figure is located at the routing region outside effective touch area of touch base plate；
Step 2 forms second touch control electrode 14；
Specifically, metal layer can be formed on the encapsulation cover plate 10 Jing Guo step 1, coats photoresist on the metal layer,
After being exposed development to photoresist, the metal layer in photoresist removal region is etched away, remaining photoresist is removed, forms metal
Latticed second touch control electrode 14.
Step 3, the figure for forming the 4th insulating layer 9；
Specifically, insulating layer material can be formed on the encapsulation cover plate 10 Jing Guo step 2, form the 4th after exposure development
The figure of insulating layer 9 protects second touch control electrode 14 with this.
Step 4 forms the first touch control electrode 13；
Specifically, metal layer can be formed on the encapsulation cover plate 10 Jing Guo step 3, coats photoresist on the metal layer,
After being exposed development to photoresist, the metal layer in photoresist removal region is etched away, remaining photoresist is removed, forms metal
Latticed first touch control electrode 13.
Step 5 forms third insulating layer 8；
Specifically, insulating layer material can be formed on the encapsulation cover plate 10 Jing Guo step 4, form third after exposure development
The figure of insulating layer 8 protects the first touch control electrode 13 with this.
Step 6 forms the second conductive pattern 12；
Specifically, metal layer can be formed on the encapsulation cover plate 10 Jing Guo step 5, coats photoresist on the metal layer,
After being exposed development to photoresist, the metal layer in photoresist removal region is etched away, remaining photoresist is removed, forms metal
Latticed second conductive pattern 12.
Step 7 forms second insulating layer 7；
Specifically, insulating layer material can be formed on the encapsulation cover plate 10 Jing Guo step 6, form second after exposure development
The figure of insulating layer 7 protects the second conductive pattern 12 with this.
Step 8 forms the first conductive pattern 11；
Specifically, metal layer can be formed on the encapsulation cover plate 10 Jing Guo step 7, coats photoresist on the metal layer,
After being exposed development to photoresist, the metal layer in photoresist removal region is etched away, remaining photoresist is removed, forms metal
Latticed first conductive pattern 11.
Step 9 forms the first insulating layer 6；
Specifically, insulating layer material can be formed on the encapsulation cover plate 10 Jing Guo step 8, form first after exposure development
The figure of insulating layer 6 protects the first conductive pattern 11 with this.
It can make to obtain the touch base plate of the present embodiment as shown in Figure 4 by above-mentioned steps, by touch base plate and show
Show that panel is fit together by joint adhesive 5, touch-control display panel can be obtained, wherein display panel includes that box is arranged
Array substrate 31 and color membrane substrates 32.
In another specific embodiment, touch base plate be applied to embedded touch screen, the production method of touch base plate include with
Lower step：
Step 1, as shown in figure 5, providing a display panel, display panel includes the array substrate 31 and color film to box setting
Substrate 32 forms the first touch control electrode 13 on the side of 32 array base palte 31 of color membrane substrates；
Specifically, metal layer can be formed on color membrane substrates 32, coats photoresist on the metal layer, and photoresist is carried out
After exposure development, the metal layer in photoresist removal region is etched away, remaining photoresist is removed, forms the first of metal mesh trellis
Touch control electrode 13.
Step 2 forms the first insulating layer 6；
Specifically, insulating layer material can be formed on the color membrane substrates 32 Jing Guo step 1, form first after exposure development
The figure of insulating layer 6 protects the first touch control electrode 13 with this.
Step 3 forms second touch control electrode 14；
Specifically, metal layer can be formed on the color membrane substrates 32 Jing Guo step 2, coats photoresist on the metal layer,
After being exposed development to photoresist, the metal layer in photoresist removal region is etched away, remaining photoresist is removed, forms metal
Latticed second touch control electrode 14.
Step 4 forms second insulating layer 7；
Specifically, insulating layer material can be formed on the color membrane substrates 32 Jing Guo step 3, form second after exposure development
The figure of insulating layer 7 protects second touch control electrode 14 with this.
Step 5 forms the first conductive pattern 11；
Specifically, metal layer can be formed on the color membrane substrates 32 Jing Guo step 4, coats photoresist on the metal layer,
After being exposed development to photoresist, the metal layer in photoresist removal region is etched away, remaining photoresist is removed, forms metal
Latticed first conductive pattern 11.
Step 6 forms third insulating layer 8；
Specifically, insulating layer material can be formed on the color membrane substrates 32 Jing Guo step 5, form third after exposure development
The figure of insulating layer 8 protects the first conductive pattern 11 with this.
Step 7 forms the second conductive pattern 12；
Specifically, metal layer can be formed on the color membrane substrates 32 Jing Guo step 6, coats photoresist on the metal layer,
After being exposed development to photoresist, the metal layer in photoresist removal region is etched away, remaining photoresist is removed, forms metal
Latticed second conductive pattern 12.
Step 8 forms the 4th insulating layer 9；
Specifically, insulating layer material can be formed on the color membrane substrates 32 Jing Guo step 7, form the 4th after exposure development
The figure of insulating layer 9 protects the second conductive pattern 12 with this.
It can make to obtain the touch base plate of the present embodiment as shown in Figure 5 by above-mentioned steps, pass through joint adhesive 5 later
Encapsulation cover plate 10 is fit together with the display panel for being formed with touch electrode structure, touch-control display panel can be obtained.
It should be noted that in one embodiment, insulating layer can be organic insulator, the work of insulation can be not only played
With can also play the role of planarization, advantageously reduce the segment difference generated after composition.
The embodiment of the invention also provides a kind of touch-controlled electronic devices, including touch base plate as described above.The touch-control
Electronic equipment can also include display panel, be specifically as follows：TV, display, Digital Frame, mobile phone, tablet computer etc. are appointed
What products or components having a display function, wherein the touch-controlled electronic devices further include flexible circuit board, printed circuit board and
Backboard.
In one specific embodiment, touch base plate is applied to embedded touch screen, and the touch base plate is located at the display surface
The light emission side of plate, the underlay substrate of the touch base plate are multiplexed the underlay substrate of the display panel, the touch-controlled electronic devices
It further include the encapsulation cover plate for covering the touch base plate.
In another specific embodiment, touch base plate is applied to embedded touch screen, and the touch control electrode is located at the display
In panel, the underlay substrate of the touch base plate is multiplexed the underlay substrate of the display panel.
In another specific embodiment, touch base plate is applied to external hanging type touch screen, and the touch base plate is located at the display
The light emission side of panel, the conductive layer is between the touch control electrode and the display panel.
In each method embodiment of the present invention, the serial number of each step can not be used to limit the successive suitable of each step
Sequence, for those of ordinary skill in the art, without creative efforts, the successive variation to each step
Within protection scope of the present invention.
Unless otherwise defined, the technical term or scientific term that the disclosure uses should be tool in fields of the present invention
The ordinary meaning for thering is the personage of general technical ability to be understood." first ", " second " used in the disclosure and similar word are simultaneously
Any sequence, quantity or importance are not indicated, and are used only to distinguish different component parts." comprising " or "comprising" etc.
Similar word means that the element or object before the word occur covers the element or object for appearing in the word presented hereinafter
And its it is equivalent, and it is not excluded for other elements or object.The similar word such as " connection " or " connected " is not limited to physics
Or mechanical connection, but may include electrical connection, it is either direct or indirectly."upper", "lower",
"left", "right" etc. is only used for indicating relative positional relationship, and after the absolute position for being described object changes, then the relative position is closed
System may also correspondingly change.
It is appreciated that ought such as layer, film, region or substrate etc element be referred to as be located at another element "above" or "below"
When, which " direct " can be located at "above" or "below" another element, or may exist intermediary element.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (15)
1. a kind of touch base plate, which is characterized in that including：Touch control electrode, the touch control electrode setting is in effective touch area, also
Including：
Conductive layer, the conductive layer are arranged in effective touch area and ground connection, and the conductive layer and the touch control electrode are exhausted
Edge.
2. touch base plate according to claim 1, which is characterized in that the conductive layer and the touch control electrode are positioned at described
On the underlay substrate of touch base plate, the conductive layer is located at side of the touch control electrode far from the underlay substrate.
3. touch base plate according to claim 1, which is characterized in that the touch control electrode and the conductive layer use shape
Identical metal grill.
4. touch base plate according to claim 3, which is characterized in that the touch control electrode includes multiple the of different layer setting
One touch control electrode and multiple second touch control electrodes, first touch control electrode extend in a first direction, adjacent first touch-control
It is provided with gap between electrode, the second touch control electrode is along the second direction extension intersected with first direction, and adjacent described the
Gap is provided between two touch control electrodes.
5. touch base plate according to claim 4, which is characterized in that the conductive layer includes multiple arrays of same layer setting
The conductive pattern of arrangement, gap and adjacent second touching between the conductive pattern and adjacent first touch control electrode
The gap controlled between electrode corresponds.
6. touch base plate according to claim 4, which is characterized in that the conductive layer includes multiple the first of different layer setting
Conductive pattern and multiple second conductive patterns, first conductive pattern extend in a first direction, first conductive pattern with
Gap between adjacent first touch control electrode corresponds；
Second conductive pattern extends in a second direction, between second conductive pattern and adjacent second touch control electrode between
Gap corresponds.
7. a kind of production method of touch base plate, which is characterized in that be included in effective touch area and form touch control electrode, the system
Further include as method：
The conductive layer of ground connection is formed in effective touch area, the conductive layer and the touch control electrode insulate.
8. the production method of touch base plate according to claim 7, which is characterized in that the conductive layer and touch-control electricity
Pole is located on the underlay substrate of the touch base plate, and the production method specifically includes：
The conductive layer is formed far from the side of the underlay substrate in the touch control electrode.
9. the production method of touch base plate according to claim 7, which is characterized in that forming the touch control electrode includes：
Multiple first touch control electrodes are formed on the underlay substrate of the touch base plate, first touch control electrode is along first direction
Extend, is provided with gap between adjacent first touch control electrode；
Form the first insulating layer for covering first touch control electrode；
Multiple second touch control electrodes are formed on the first insulating layer, and the second touch control electrode is handed over along with the first direction
The second direction of fork extends, and is provided with gap between the adjacent second touch control electrode；
Form the second insulating layer for covering the second touch control electrode.
10. the production method of touch base plate according to claim 9, which is characterized in that forming the conductive layer includes：
The conductive pattern of multiple array arrangements, the conductive pattern and adjacent first touching are formed on the second insulating layer
The gap between electrode and the gap between the adjacent second touch control electrode is controlled to correspond；
Form the third insulating layer for covering the conductive pattern.
11. the production method of touch base plate according to claim 9, which is characterized in that forming the conductive layer includes：
Multiple first conductive patterns are formed on the second insulating layer, and first conductive pattern extends in a first direction, institute
The gap stated between the first conductive pattern and adjacent first touch control electrode corresponds；
Form the third insulating layer for covering first conductive pattern；
Multiple second conductive patterns are formed on the third insulating layer, second conductive pattern extends in a second direction, institute
The gap stated between the second conductive pattern and adjacent second touch control electrode corresponds.
12. a kind of touch-controlled electronic devices, which is characterized in that including touch base plate such as of any of claims 1-6.
13. touch-controlled electronic devices according to claim 12, which is characterized in that the touch-controlled electronic devices further include display
Panel, the touch base plate are located at the light emission side of the display panel, and the underlay substrate of the touch base plate is multiplexed the display
The underlay substrate of panel, the touch-controlled electronic devices further include the encapsulation cover plate for covering the touch base plate.
14. touch-controlled electronic devices according to claim 12, which is characterized in that the touch-controlled electronic devices further include display
Panel, the touch control electrode are located in the display panel, and the underlay substrate of the touch base plate is multiplexed the display panel
Underlay substrate.
15. touch-controlled electronic devices according to claim 12, which is characterized in that the touch-controlled electronic devices further include display
Panel, the touch base plate are located at the light emission side of the display panel, and the conductive layer is located at the touch control electrode and described aobvious
Show between panel.
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| CN201810729425.4A CN108897455B (en) | 2018-07-05 | 2018-07-05 | Touch substrate, manufacturing method thereof and touch electronic equipment |
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| CN201810729425.4A CN108897455B (en) | 2018-07-05 | 2018-07-05 | Touch substrate, manufacturing method thereof and touch electronic equipment |
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| CN108897455B CN108897455B (en) | 2022-05-06 |
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| CN106201136A (en) * | 2016-07-01 | 2016-12-07 | 京东方科技集团股份有限公司 | Touch base plate and preparation method thereof, touch screen |
| CN106201074A (en) * | 2016-06-30 | 2016-12-07 | 京东方科技集团股份有限公司 | Touch base plate and preparation method thereof, touch screen |
| CN106933398A (en) * | 2015-12-31 | 2017-07-07 | 瀚宇彩晶股份有限公司 | Contact panel and electronic installation |
| US20170277308A1 (en) * | 2015-03-07 | 2017-09-28 | Boe Technology Group Co., Ltd. | Capacitive touch screen and method of manufacturing the same and touch control device |
| US20180052553A1 (en) * | 2016-08-17 | 2018-02-22 | Boe Technology Group Co., Ltd. | Touch substrate and method for forming the same, and touch display device |
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| US20120120011A1 (en) * | 2010-11-11 | 2012-05-17 | Wintek Corporation | Touch display apparatus |
| CN106125999A (en) * | 2012-04-19 | 2016-11-16 | 三星显示有限公司 | Display device |
| US20170277308A1 (en) * | 2015-03-07 | 2017-09-28 | Boe Technology Group Co., Ltd. | Capacitive touch screen and method of manufacturing the same and touch control device |
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| CN108897455B (en) | 2022-05-06 |
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