CN208737430U - Touch panel and display touch device - Google Patents
Touch panel and display touch device Download PDFInfo
- Publication number
- CN208737430U CN208737430U CN201821410393.3U CN201821410393U CN208737430U CN 208737430 U CN208737430 U CN 208737430U CN 201821410393 U CN201821410393 U CN 201821410393U CN 208737430 U CN208737430 U CN 208737430U
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- touch
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Abstract
The application provides a kind of touch panel and display touch device, including display touch chip, touch-control connecting line and grounding connection line, touch-control connecting line connection display Touch Zone and the first touch-control pin；The ground phase and the second touch-control pin of grounding connection line connection display Touch Zone.The application the second touch-control pin is connected to the ground phase of touch panel or the iron backboard of ground connection by grounding connection line, when thering is interference signal or electrostatic to scurry into the second touch-control pin, interference signal and electrostatic can grounded connecting line guide, avoid display touch chip internal signal interferes with each other and avoids display touch chip internal circuit by damage by static electricity.
Description
Technical field
This application involves a kind of touch display technology, in particular to a kind of touch panel and display touch device.
Background technique
Touch screen as a kind of input medium, be at present most simply, conveniently, a kind of natural man-machine interaction mode.Liquid crystal
(Liquid Crystal) is increasingly used in display panel due to its good electrically controllable property.Therefore, it usually touches
Screen, which is integrated in liquid crystal display panel, forms various electronic products, such as mobile phone, laptop, MP3/MP4 etc..
In order to reduce the thickness of handset device, user experience is promoted, display device extensive integrated touch screen.Display
IC is also integrated with touch-control IC, forms touch-control display chip, referred to as TDDI.TDDI is one due to being integrated with display and touch-control IC
IC, display and touching signals are easy to interfere with each other in same IC, therefore it is always industry that TDDI signal, which interferes with each other problem,
Problem.
Fig. 1 is please referred to, in touch panel, display Touch Zone D1 ' and non-display Touch Zone D2 ' is divided into, shows touch-control
Chip TDDI (1 ') setting includes the first touch-control pin for connecting display Touch Zone D1 ' in non-display Touch Zone D2 ', TDDI
11 ' and vacant 12 ' of the second touch-control pin, 11 ' of the first touch-control pin are connected to by 13 ' of touch-control connecting line shows Touch Zone
D1。
Wherein the touching signals pin in TDDI generally has reserved 500-600, but can not just make in actual use
It is finished, 12 ' of part touching signals pin can be vacated, and do hanging processing, 12 ' of pin vacantly handled is easy to scurry into extraneous static
It with display interference signal, causes touch-control ineffective, or even influences normal touch experience.
Therefore, it is desirable to provide a kind of touch panel for avoiding touch-control pin from receiving extraneous static and display interference signal, and
Solve above-mentioned technical problem.
Utility model content
The embodiment of the present application provides a kind of touch panel and display touch device；To solve existing touch panel and display
Touch device is easy to receive extraneous static and display interference signal, is caused touch-control ineffective due to idle touch-control pin
Technical problem.
The embodiment of the present application provides a kind of touch panel, is divided into display Touch Zone and is arranged in the display Touch Zone
The non-display Touch Zone of side, the touch panel include:
It shows touch chip, display and touch function for realizing panel in the non-display Touch Zone is set, including
For connect the display Touch Zone to realize the first touch-control pin and the second vacant touch-control pin of touch function；
Touch-control connecting line is arranged between the display touch chip and the display Touch Zone, connects the display touching
Control area and the first touch-control pin；
Grounding connection line, setting connect the ground phase and described second of the display Touch Zone in the non-display Touch Zone
Touch-control pin.
In the touch panel of the application, the grounding connection line includes the ground connection branch for being connected to the second touch-control pin
Line and the ground connection main line for being connected to the ground phase for showing Touch Zone,
The ground connection main line includes the first wiring section being arranged in below the display touch chip and is connected to described the
One wiring section and the second wiring section being located on the outside of the touch-control connecting line, the second wiring section connect the display Touch Zone
Ground phase.
In the touch panel of the application, the second wiring section has two sections, is separately positioned on the entire touch-control connection
The two sides of line to form the structure for surrounding the entire touch-control connecting line to connect with the first wiring section.
In the touch panel of the application, the touch-control connecting line is provided at least two groups, and the ground connection main line further includes
Third wiring section between touch-control connecting line described in two adjacent groups is set, and the third wiring section connects along touch-control described in two groups
Edge between wiring extends and forms the detour line segment of a connection first ground section.
In the touch panel of the application, the ground connection branch line is connected to the first wiring section.
In the touch panel of the application, the width of the ground connection branch line is less than the width of the ground connection main line.
In the touch panel of the application, the ground connection branch line is connected by conducting resinl with the second touch-control pin.
The application further relates to a kind of display touch device, including touch panel and the iron that the touch panel back side is arranged in
Backboard, the touch panel are divided into display Touch Zone and the non-display Touch Zone of the display Touch Zone side are arranged in,
Described in touch panel include:
It shows touch chip, display and touch function for realizing panel in the non-display Touch Zone is set, including
For connect the display Touch Zone to realize the first touch-control pin and the second vacant touch-control pin of touch function；
Touch-control connecting line is arranged between the display touch chip and the display Touch Zone, connects the display touching
Control area and the first touch-control pin；
Grounding connection line is arranged in the non-display Touch Zone, and the grounding connection line connects the display Touch Zone
The iron backboard of ground phase or ground connection.
In the display touch device of the application, when the grounding connection line connects the ground phase of the display Touch Zone,
The grounding connection line includes the ground for being connected to the ground connection branch line of the second touch-control pin and being connected to the display Touch Zone
The ground connection main line of phase,
The ground connection main line includes the first wiring section being arranged in below the display touch chip and is connected to described the
One wiring section and the second wiring section being located on the outside of the touch-control connecting line,
The second wiring section has two sections, the two sides of the entire touch-control connecting line is separately positioned on, so that the ground connection
Main line surrounds the entire touch-control connecting line, and the second wiring section connects the ground phase of the display Touch Zone.
In the display touch device of the application, the touch-control connecting line is provided at least two groups, and the ground connection main line is also
Including the third wiring section being arranged between touch-control connecting line described in two adjacent groups, the third wiring section is touched along described in two groups
Edge between control connecting line extends and forms the detour line segment of a connection first ground section.
In the display touch device of the application, the ground connection branch line is connected to the first wiring section.
In the display touch device of the application, the width of the ground connection branch line is less than the width of the ground connection main line.
In the display touch device of the application, the ground connection branch line is connected by conducting resinl and the second touch-control pin
It connects.
In the display touch device of the application, when the grounding connection line connects the iron backboard, the ground connection connects
Wiring is connected to the iron backboard by FPC flexible circuit board.
Touch panel and display touch device compared to the prior art, the touch panel and display touch device of the application
The second vacant touch-control pin is connected to the iron backboard of the ground phase or ground connection of touch panel by grounding connection line, when there is interference
When signal or electrostatic scurry into the second touch-control pin, interference signal and electrostatic can grounded connecting line guide, avoid display touch-control
Chip interior signal interferes with each other and avoids display touch chip internal circuit by damage by static electricity；Solves existing touch-control
Panel and display touch device are easy to receive extraneous static and display interference signal, are led to touch-control due to idle touch-control pin
Ineffective technical problem.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, below to required in embodiment
Attached drawing to be used is briefly described.The accompanying drawings in the following description is only the section Example of the application, general for this field
For logical technical staff, without creative efforts, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is the structural schematic diagram of the touch panel of the prior art；
Fig. 2 is the structural schematic diagram of the first preferred embodiment of the touch panel of the application；
Fig. 3 is the structural schematic diagram of the second preferred embodiment of the touch panel of the application.
Specific embodiment
The schema in attached drawing is please referred to, wherein identical component symbol represents identical component.The following description is to be based on
Illustrated by the application specific embodiment, be not construed as limitation the application other specific embodiments not detailed herein.
Referring to figure 2., Fig. 2 is the structural schematic diagram of the first preferred embodiment of the touch panel of the application.
The touch panel of this first embodiment is divided into display Touch Zone D1 and the non-of the display side Touch Zone D1 is arranged in
Show that Touch Zone D2, touch panel include display touch chip 11, touch-control connecting line 12, grounding connection line.
Specifically, display and touch-control function in non-display Touch Zone D2, for realizing panel is arranged in display touch chip 11
It can comprising for connecting touching with the first touch-control pin 111 and vacant second for realizing touch function for display Touch Zone D1
Control pin 112；The setting of touch-control connecting line 12 is between display touch chip 11 and display Touch Zone D1, connection display Touch Zone D1
With the first touch-control pin 111；
The setting of grounding connection line is in non-display Touch Zone D2, the ground phase and the second touch-control pin of connection display Touch Zone D1
112。
The second vacant touch-control pin 112 is connected to touch panel by grounding connection line by this first preferred embodiment
Ground phase, when thering is interference signal or electrostatic to scurry into the second touch-control pin 112, interference signal and electrostatic can grounded connecting line lead
It walks, avoid display 11 internal signal of touch chip interferes with each other and avoid display 11 internal circuit of touch chip by electrostatic
It wounds.
Specifically, grounding connection line includes the ground connection for being connected to the second touch-control pin 112 in this first preferred embodiment
The ground connection main line 132 of branch line 131 and the ground phase for being connected to display Touch Zone D1, ground connection branch line 131 are connected to ground connection main line.
Ground connection main line 132 includes the first wiring section 1321 being arranged in below display touch chip 11 and is connected to first and connects
Line segment 1321 and the second wiring section 1322 for being located at 12 outside of touch-control connecting line, the second wiring section 1322 connection display Touch Zone D1
Ground phase.
Wherein, grounding connection line is pre-attached to the ground phase of display Touch Zone D1 and is connected in non-display Touch Zone D2
It for binding the binding component of display touch chip 11, and is embedded in below display touch chip 11, when display touch chip
11 when being bundled in non-display Touch Zone D2, and the second touch-control pin 112 of display touch chip 11 passes through conducting resinl and binding component
It is electrically connected.
In addition, the second wiring section 1322 there are two sections, the two sides of entire touch-control connecting line 12 are separately positioned on, to connect with first
The connection of line segment 1321 forms the structure for surrounding entire touch-control connecting line 12.Entire ground connection main line 132 is surrounded entire touch-control to connect
Wiring 12, when electrostatic is scurried into from the external world, electrostatic can be wanted to touch ground connection main line 132, and avoidable electrostatic scurries into touch-control connecting line
12, reduce the risk that electrostatic enters touch-control connecting line 12.
And the second wiring section 1322 of two sides is all connected to the ground phase of display Touch Zone D1, to improve electrostatic and interference
Efficiency derived from signal.
In the present embodiment, due to the closest second touch-control pin 112 of the first wiring section 1321, branch line will be grounded
131 are connected to the first wiring section 1321, to reduce connection distance.
Further, the width for being grounded branch line 131 is less than the width of ground connection main line.
In the second preferred embodiments, such as Fig. 3, originally the difference of second preferred embodiment and first preferred embodiment exists
In being based on the basis of first preferred embodiment, touch-control connecting line 12 is provided at least two groups, and ground connection main line further includes setting
Third wiring section 1323 between two adjacent groups touch-control connecting line 12, third wiring section 1323 is along two groups of touch-control connecting lines 12
Between edge extend and form the detour line segment of first ground section of connection 1321.
In this second preferred embodiment, touch-control connecting line 12 is provided with two groups, and but it is not limited to this, can be according to practical feelings
Condition is configured.
When showing that touch chip 11 has two groups of touch-control pins, by the second touch-control pin 112 of every group of touch-control pin
The marginal zone of two sides or surrounding is set, and the first touch-control pin 111 is arranged in intermediate region, on the one hand such setting is convenient for
Touch-control connecting line 12 and grounding connection line are planned, on the other hand so that grounding connection line surrounds touch-control connecting line 12.
Wherein, third wiring section 1323 can be directly connected to the first wiring section 1321, also can connect in positioned at two groups
Two sections of ground connection branch lines 131 between touch-control pin.In this second preferred embodiment, using be connected to be located at two groups of touch-control pins it
Between two sections of ground connection branch lines 131, on the one hand receive material, reduce cost；On the other hand connecing between two sides touch-control pins
Ground branch line 131 connects, and plays the purpose for further decreasing interference.
And the third wiring section 1323 of detour shape is set between two groups of touch-control connecting lines 12, so that entire ground connection main line
132 thoroughly enclose touch-control connecting line 12 from inside to outside, when electrostatic is from interior scurry into, first scurry into third wiring section 1323, drop
Low electrostatic scurries into the risk of touch-control connecting line 12, and then protects display touch chip 11.
The application further relates to a kind of display touch device, including touch panel and the iron that the touch panel back side is arranged in
Backboard, the touch panel are divided into display Touch Zone and the non-display Touch Zone of the display Touch Zone side are arranged in,
Described in touch panel include:
It shows touch chip, display and touch function for realizing panel in the non-display Touch Zone is set, including
For connect the display Touch Zone to realize the first touch-control pin and the second vacant touch-control pin of touch function；
Touch-control connecting line is arranged between the display touch chip and the display Touch Zone, connects the display touching
Control area and the first touch-control pin；
Grounding connection line is arranged in the non-display Touch Zone, and the grounding connection line connects the display Touch Zone
The iron backboard of ground phase or ground connection.
In the display touch device of the application, when the grounding connection line connects the ground phase of the display Touch Zone,
The grounding connection line includes the ground for being connected to the ground connection branch line of the second touch-control pin and being connected to the display Touch Zone
The ground connection main line of phase,
The ground connection main line includes the first wiring section being arranged in below the display touch chip and is connected to described the
One wiring section and the second wiring section being located on the outside of the touch-control connecting line,
The second wiring section has two sections, the two sides of the entire touch-control connecting line is separately positioned on, so that the ground connection
Main line surrounds the entire touch-control connecting line, and the second wiring section connects the ground phase of the display Touch Zone.
In the display touch device of the application, the touch-control connecting line is provided at least two groups, and the ground connection main line is also
Including the third wiring section being arranged between touch-control connecting line described in two adjacent groups, the third wiring section is touched along described in two groups
Edge between control connecting line extends and forms the detour line segment of a connection first ground section.
In the display touch device of the application, the ground connection branch line is connected to the first wiring section.
In the display touch device of the application, the width of the ground connection branch line is less than the width of the ground connection main line.
In the display touch device of the application, the ground connection branch line is connected by conducting resinl and the second touch-control pin
It connects.
In the display touch device of the application, when the grounding connection line connects the iron backboard, the ground connection connects
Wiring is connected to the iron backboard by FPC flexible circuit board.
Touch panel and display touch device compared to the prior art, the touch panel and display touch device of the application
The second vacant touch-control pin is connected to the iron backboard of the ground phase or ground connection of touch panel by grounding connection line, when there is interference
When signal or electrostatic scurry into the second touch-control pin, interference signal and electrostatic can grounded connecting line guide, avoid display touch-control
Chip interior signal interferes with each other and avoids display touch chip internal circuit by damage by static electricity；Solves existing touch-control
Panel and display touch device are easy to receive extraneous static and display interference signal, are led to touch-control due to idle touch-control pin
Ineffective technical problem.
The application is although have shown and described the disclosure, this field skill relative to one or more implementations
Art personnel will be appreciated that equivalent variations and modification based on the reading and understanding to the specification and drawings.The disclosure include it is all this
The modifications and variations of sample, and be limited only by the scope of the following claims.In addition, although the special characteristic of the disclosure phase
Only one in several implementations is disclosed, but this feature can with such as can be for a given or particular application
It is expectation and one or more other features combinations of other advantageous implementations.Moreover, with regard to term " includes ", " having ",
" containing " or its deformation be used in specific embodiments or claims for, such term be intended to with term "comprising"
Similar mode includes.
In conclusion although the application is disclosed above with embodiment, the serial number before embodiment, such as " first ", " second "
Deng only using for convenience of description, the sequence of each embodiment of the application is not caused to limit.Also, above-described embodiment not to
Limit the application, those skilled in the art are not departing from spirit and scope, can make various changes with
Retouching, therefore the protection scope of the application subjects to the scope of the claims.
Claims (10)
1. a kind of touch panel is divided into display Touch Zone and the non-display Touch Zone of the display Touch Zone side is arranged in,
It is characterized in that, the touch panel includes:
It shows touch chip, display and touch function for realizing panel in the non-display Touch Zone is set, including are used for
Connect the display Touch Zone to realize the first touch-control pin and the second vacant touch-control pin of touch function；
Touch-control connecting line is arranged between the display touch chip and the display Touch Zone, connects the display Touch Zone
With the first touch-control pin；And
Grounding connection line, setting connect the ground phase for showing Touch Zone and second touch-control in the non-display Touch Zone
Pin.
2. touch panel according to claim 1, which is characterized in that the grounding connection line includes being connected to described second
The ground connection branch line of touch-control pin and the ground connection main line for being connected to the ground phase for showing Touch Zone,
The ground connection main line includes that the first wiring section shown below touch chip is arranged in and is connected to described first to connect
Line segment and the second wiring section being located on the outside of the touch-control connecting line, the second wiring section connect the ground of the display Touch Zone
Phase.
3. touch panel according to claim 2, which is characterized in that the second wiring section has two sections, is separately positioned on
The two sides of the entire touch-control connecting line to form the knot for surrounding the entire touch-control connecting line to connect with the first wiring section
Structure.
4. touch panel according to claim 3, which is characterized in that the touch-control connecting line is provided at least two groups, institute
Stating ground connection main line further includes the third wiring section being arranged between touch-control connecting line described in two adjacent groups, the third wiring section edge
Edge between touch-control connecting line described in two groups extend and form the detour line segment of a connection first ground section.
5. touch panel according to claim 3 or 4, which is characterized in that the ground connection branch line is connected to described first and connects
Line segment.
6. touch panel according to claim 2, which is characterized in that the width of the ground connection branch line is led less than the ground connection
The width of line.
7. touch panel according to claim 2, which is characterized in that the ground connection branch line passes through conducting resinl and described second
The connection of touch-control pin.
8. a kind of display touch device, including touch panel and the iron backboard that the touch panel back side is arranged in, the touch-control
Panel is divided into display Touch Zone and the non-display Touch Zone of the display Touch Zone side is arranged in, which is characterized in that described
Touch panel includes:
It shows touch chip, display and touch function for realizing panel in the non-display Touch Zone is set, including are used for
Connect the display Touch Zone to realize the first touch-control pin and the second vacant touch-control pin of touch function；
Touch-control connecting line is arranged between the display touch chip and the display Touch Zone, connects the display Touch Zone
With the first touch-control pin；
Grounding connection line is arranged in the non-display Touch Zone, and the grounding connection line connects the ground phase of the display Touch Zone
Or the iron backboard of ground connection.
9. display touch device according to claim 8, which is characterized in that when the grounding connection line connects the display
When the ground phase of Touch Zone, the grounding connection line includes being connected to the ground connection branch line of the second touch-control pin and being connected to described
Show the ground connection main line of the ground phase of Touch Zone,
The ground connection main line includes that the first wiring section shown below touch chip is arranged in and is connected to described first to connect
Line segment and the second wiring section being located on the outside of the touch-control connecting line,
The second wiring section has two sections, the two sides of the entire touch-control connecting line is separately positioned on, so that the ground connection main line
The entire touch-control connecting line is surrounded, the second wiring section connects the ground phase of the display Touch Zone.
10. display touch device according to claim 9, which is characterized in that the touch-control connecting line is provided at least two
Group, the ground connection main line further include the third wiring section being arranged between touch-control connecting line described in two adjacent groups, and the third connects
Line segment extends along the edge between touch-control connecting line described in two groups and forms the detour line segment of a connection first ground section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821410393.3U CN208737430U (en) | 2018-08-29 | 2018-08-29 | Touch panel and display touch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821410393.3U CN208737430U (en) | 2018-08-29 | 2018-08-29 | Touch panel and display touch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208737430U true CN208737430U (en) | 2019-04-12 |
Family
ID=66031902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821410393.3U Active CN208737430U (en) | 2018-08-29 | 2018-08-29 | Touch panel and display touch device |
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| Country | Link |
|---|---|
| CN (1) | CN208737430U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108874236A (en) * | 2018-08-29 | 2018-11-23 | 武汉华星光电技术有限公司 | Touch panel and display touch device |
-
2018
- 2018-08-29 CN CN201821410393.3U patent/CN208737430U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108874236A (en) * | 2018-08-29 | 2018-11-23 | 武汉华星光电技术有限公司 | Touch panel and display touch device |
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