CN106648256A - Display panel with pressure sensing function and manufacturing method thereof - Google Patents
Display panel with pressure sensing function and manufacturing method thereof Download PDFInfo
- Publication number
- CN106648256A CN106648256A CN201710002053.0A CN201710002053A CN106648256A CN 106648256 A CN106648256 A CN 106648256A CN 201710002053 A CN201710002053 A CN 201710002053A CN 106648256 A CN106648256 A CN 106648256A
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- China
- Prior art keywords
- pressure sensitive
- display floater
- function
- pressure
- flexible pcb
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Classifications
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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
- G06F3/0414—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position
Abstract
The invention provides a display panel with a pressure sensing function and a manufacturing method thereof. The display panel has the touch-control function, a pressure sensing layer is formed on the side of the display panel that deviates from a touch-control surface, the pressure sensing layer is a grid structure formed by a plurality of pressure sensing lines extending in the first direction and a plurality of pressure sensing lines extending in the second direction, the material of the pressure sensing lines has the characteristic that the electric resistance varies with the pressure, the strength of the external force is judged by the change of the resistance, and thus the pressure sensing function is achieved. The method is simple and easy, and the pressure sensing function test is completed before the display panel is out of the factory, defects is detected and improved in a timely manner, and the production cost is reduced to a certain extent.
Description
Technical field
The present invention relates to flat display field, and in particular to a kind of display floater with pressure sensitive function and its making
Method.
Background technology
Nowadays, touch control display apparatus are more and more applied in the display technology field of every profession and trade, when user passes through
When finger touches the touch screen of touch control display apparatus, touch control display apparatus can perceive the position of touch of finger in touch screen plane
And the touch pressure of finger, so that user only can be achieved with man-machine friendship by the pattern or word that touch on touch screen
Mutually.
Touch control display apparatus are perceived the touch pressure of finger in touch screen plane and are typically realized by pressure inductor, pressure
Inductor causes screen body to have pressure sensitive function.Traditional pressure inductor mostly is condenser type mode of operation, one of electric capacity
Electrode is arranged on touch screen, and another electrode is arranged on whole machine, and between two electrodes electric capacity is constituted, in user's touch-control touch-control
During screen, different touch-control pressure causes the spacing between two electrodes different, so as to cause the capacitance of above-mentioned electric capacity
Change, therefore the purpose of measurement touch-control pressure by the collection to capacitance variation amount, can be reached.
However, capacitance type touch control screen there are problems with：First, two electrodes of electric capacity need accurate debugging just to can guarantee that
Pressure sensitive function, and debug different because of screen, process is complicated；2nd, it is whole when display dispatches from the factory, it is impossible to test pressure inducing function
Aptitude test after machine assembling, bad feedback cycle is long will to affect cost and problem to improve.
Therefore, how can be this to complete Function detection before display dispatches from the factory while pressure sensitive function is provided
The technical problem of art personnel's urgent need to resolve.
The content of the invention
It is an object of the invention to provide a kind of display floater with pressure sensitive function and preparation method thereof, there is provided pressure
Can be completing Function detection before display dispatches from the factory while power inducing function.
For achieving the above object, the present invention provides a kind of display floater with pressure sensitive function, the display floater
With touch controllable function, pressure sensitive layer, the pressure sensitive layer are formed with the one side of touch surface in the display floater
It is the grid being made up of with multiple pressure sensitive lines for extending in a second direction multiple pressure sensitive lines for extending in a first direction
Shape structure, the material of the pressure sensitive line has the pressure-dependent characteristic of resistance.
Optionally, the material of the pressure sensitive line is rubber-like nano composite material.
Optionally, all of pressure sensitive line is connected to one second flexible PCB, second flexible circuit
Plate is connected with the first flexible PCB of control touch controllable function.
Optionally, the pressure sensitive layer includes multiple separate regions, and each described region is by being multiple edges
The fenestral fabric that the pressure sensitive line that first direction extends is constituted with multiple pressure sensitive lines for extending in a second direction；Each
All pressure sensitive lines in the region are connected to a gross pressure line of induction, and the gross pressure line of induction is connected to one second
Flexible PCB, second flexible PCB is connected with the first flexible PCB of control touch controllable function.
Optionally, the pressure sensitive layer is formed on a fexible film, and the fexible film is formed at the display surface
Backboard is in the one side of touch surface.
Accordingly, the present invention also provides a kind of preparation method of the display floater with pressure sensitive function, including：
Form the display floater with touch controllable function；
Pressure sensitive material is printed or be sprayed on the display floater in the one side of touch surface, forms multiple along the
One direction extends and the pressure sensitive line for extending in a second direction, the pressure sensitive for extending with second direction in the first direction
Line intersects composition fenestral fabric, forms pressure sensitive layer；
Wherein, the pressure sensitive material has the pressure-dependent characteristic of resistance.
Optionally, the pressure sensitive material is rubber-like nano composite material.
Optionally, also include：The face edge binding one second for being formed with pressure sensitive layer in the display floater is flexible
Circuit board, all of pressure sensitive line is connected to second flexible PCB, then by second flexible PCB
It is connected with the first flexible PCB of control touch controllable function.Optionally, the pressure sensitive layer is divided into separate multiple
Region, each described region is by multiple pressure sensitive lines for extending in a first direction and multiple pressure for extending in a second direction
The line of induction intersects composition fenestral fabric；The face edge binding one second for being formed with pressure sensitive layer in the display floater is soft
Property circuit board, all pressure sensitive lines in each described region are connected to a gross pressure line of induction, the gross pressure line of induction
Second flexible PCB is connected to, then by second flexible PCB and the first flexible circuit for controlling touch controllable function
Plate binding connection.
Optionally, the pressure sensitive layer is formed on a fexible film, the fexible film is formed at described aobvious
Show panel in the one side of touch surface.
Compared with prior art, display floater with pressure sensitive function of present invention offer and preparation method thereof has
Beneficial effect is as follows：
Pressure sensitive layer is formed with the one side of touch surface in display floater, the pressure sensitive layer is by multiple edges
The fenestral fabric that the pressure sensitive line that first direction extends is constituted with multiple pressure sensitive lines for extending in a second direction, it is described
The material of pressure sensitive line has the pressure-dependent characteristic of resistance, when external force is applied on pressure sensitive line, pressure sensitive line
Resistance change with the effect of external force, the power of external force is judged according to the change of resistance, so as to realize pressure sensitive work(
Can, its method is simple；And the test of pressure sensitive function is completed by before display floater dispatches from the factory, can be found in time
It is bad and improved, production cost is reduced to a certain extent.
Description of the drawings
Fig. 1 is the structural representation of the display floater with pressure sensitive function that the embodiment of the present invention one is provided.
Fig. 2 is the structural representation of the pressure sensitive layer that the embodiment of the present invention one is provided.
Fig. 3 is the relation schematic diagram of resistance and external force in the rubber-like nano composite material that the embodiment of the present invention one is provided.
Fig. 4 is the manufacture method flow chart of the display floater with pressure sensitive function that the embodiment of the present invention one is provided.
Fig. 5 is the structural representation of the display floater with pressure sensitive function that the embodiment of the present invention two is provided.
Fig. 6 is the structural representation of the pressure sensitive layer that the embodiment of the present invention two is provided.
Fig. 7 is the manufacture method flow chart of the display floater with pressure sensitive function that the embodiment of the present invention two is provided.
Specific embodiment
To make present disclosure more clear understandable, below in conjunction with Figure of description, present disclosure is done into one
Step explanation.Certainly the specific embodiment is the invention is not limited in, general replacement well known to the skilled artisan in the art is also contained
Lid is within the scope of the present invention.
Secondly, the present invention has carried out detailed statement using schematic diagram, when present example is described in detail, for the ease of saying
Bright, schematic diagram, should not be to this as restriction of the invention not according to general ratio partial enlargement.
The core concept of the present invention is to be formed with pressure sensitive layer, institute in the one side of touch surface in display floater
It is by multiple pressure sensitive lines for extending in a first direction and multiple pressure sensitives for extending in a second direction to state pressure sensitive layer
The fenestral fabric that line is constituted, the material of the pressure sensitive line has the pressure-dependent characteristic of resistance, when external force is applied to
On pressure sensitive line, the resistance of pressure sensitive line changes with the effect of external force, and according to the change of resistance external force is judged
Power, so as to realize pressure sensitive function, its method is simple；And complete pressure sensitive by before display floater dispatches from the factory
The test of function, can find in time bad and be improved, and production cost is reduced to a certain extent.
【Embodiment one】
The present invention provides a kind of display floater with pressure sensitive function, and the display floater has touch controllable function,
The display floater is formed with pressure sensitive layer in the one side of touch surface, and the pressure sensitive layer is along first party by multiple
To the fenestral fabric that the pressure sensitive line for extending is constituted with multiple pressure sensitive lines for extending in a second direction, the feeling of stress
The material for answering line has the pressure-dependent characteristic of resistance, when external force is applied on pressure sensitive line, the resistance of pressure sensitive line
Change with the effect of external force, the power of external force is judged according to the change of resistance, so as to realize pressure sensitive function.
In the present invention, the display floater has touch controllable function, includes display screen and touch-screen, and the touch-screen can
To be external hanging type touch-screen, cover surface-type touch-screen or In-cell touch panel, in the present invention the particular location of touch-screen is simultaneously
It is not limited, it is only necessary to determine touch surface (also known as touch surface), that is, determines the plane that finger is touched.In the present embodiment
In, illustrate so that the touch-screen is located on the display screen as an example, i.e. touch-screen is located at display screen in the present embodiment
Top.
Refer to Fig. 1 and the display floater with pressure sensitive function that Fig. 2, Fig. 1 are the offer of the embodiment of the present invention one
Structural representation, Fig. 2 is the structural representation of the pressure sensitive layer that the embodiment of the present invention one is provided.As shown in figure 1, the display
Panel includes display screen 10 and the touch-screen 11 on the display screen 10, then the upper surface of the touch-screen 11 is tactile
Control face.Pressure sensitive layer 12 is formed with the one side of touch surface in the display floater, that is, is referred to positioned at described aobvious
Pressure sensitive layer 12 in display screen 10 in the one side of the touch-screen 11.Binding on the touch-screen 11 has the first flexible electrical
Road plate 110, first flexible PCB 110 controls touch controllable function, specifically, arranges on first flexible PCB 110
There is IC (Intergrated Circutis, integrated circuit) (not shown in figure 1), for controlling the touch-screen 11, realize touching
Control function.There is the second flexible PCB 120 binding on the surface of the display floater of the pressure sensitive layer 12 is formed with, it is described
Second flexible PCB 120 is connected with first flexible PCB 110, and the IC is used to control the pressure sensitive layer
12, realize pressure sensitive function.
The pressure sensitive layer 12 is by multiple pressure sensitive lines 121 for extending (referred to herein as x directions) in the first direction
The fenestral fabric constituted with multiple pressure sensitive lines 121 for extending (referred to herein as y directions) in a second direction, as shown in Fig. 2
The pressure sensitive line 121 is made by rubber-like nano composite material.The rubber-like nano composite material has resistance
Pressure-dependent characteristic, when external force is applied on material, the resistance of material changes with the size of external force, according to electricity
The change of resistance judges the power of external force, so as to realize pressure sensitive function.Pressure sensitive line 121 on the first direction x or
The distance between pressure sensitive line 121 in second direction is determined that such as requirement to pressure sensitive is higher by actual demand,
The distance between described pressure sensitive line can then be reduced so that the pressure sensitive line than comparatively dense, so as to the sense to pressure
Should be sensitiveer；If not being very high to the requirement to pressure sensitive, the comparison that can be made on the pressure sensitive line is dilute
Dredge.
The rubber-like nano composite material is to add nano particle in elastomeric material to be formed, the nano particle bag
Metal, semiconductor, rigid particles or other inorganic particulates, fiber, CNT, carbon particle of nano-scale etc. are included, it is described to receive
The particle diameter of rice grain is typically in below 100nm, it is preferred that in the present embodiment, and the rubber-like nano composite material is in rubber
Add nanometer carbon nanobeads in glue material.It is different according to the quantity of addition nano particle, the resistance of rubber-like nano composite material with
The change of external force is also differed, as shown in figure 3, curve a, b, c represent respectively the nanometer for adding varying number in elastomeric material
Particle, the quantity of nano particle gradually increases, and abscissa is external force, and ordinate is resistance, and curve a is represented with the increase of external force
The resistance value of rubber-like nano composite material slowly declines, and curve b is represented with the increase rubber-like nano composite material of external force
Resistance value it is first rapid decline, afterwards to be further added by its resistance value almost unchanged for external force, and curve c be then located at curve a and curve b it
Between.Because the rubber-like nano composite material is existing material, will not be described here.
As shown in Fig. 2 in the present embodiment, the first direction x is perpendicular with second direction y.The all of pressure
The line of induction 121 is connected to second flexible PCB 120, second flexible PCB 120 and control touch controllable function
First flexible PCB 110 (not shown in Fig. 2) is connected, second flexible PCB 120 and the of control touch controllable function
One flexible PCB 110 shares IC (not shown in Fig. 2), and the IC controls touch controllable function and pressure sensitive function simultaneously.
When touch-screen described in pressed by external force, external force is transferred to the pressure sensitive layer by touch-screen, display screen, along
One direction x extends the pressure sensitive line extended with y in a second direction and senses external force, and its resistance is sent out according to the size of external force
Changing, the IC captures the change of resistance, judges the size of now external force, so as to realize pressure sensitive function, its method
It is simple；And the test of pressure sensitive function is completed by before display floater dispatches from the factory, bad going forward side by side can be in time found
Row improves, it is to avoid capacitive pressure sensing of the prior art aptitude test after the assembling of whole machine carries out bad feedback,
Production cost is reduced to a certain extent.
Preferably, the pressure sensitive layer 12 can be initially formed on a fexible film, then by the fexible film shape
Display floater described in Cheng Yu forms pressure in the one side of touch surface so as to avoid that directly display floater is positioned in chamber
Inductive layer, so as to avoid the formation of the impact caused to display floater during the pressure sensitive layer.
Accordingly, the present invention also provides a kind of preparation method of the display floater with pressure sensitive function, is formed above-mentioned
Display floater with pressure sensitive function.Fig. 4 is the display surface with pressure sensitive function that the embodiment of the present invention one is provided
The flow chart of the manufacture method of plate, as shown in figure 4, the present invention proposes a kind of manufacture of the display floater with pressure sensitive function
Method, comprises the following steps：
Step S01：Form the display floater with touch controllable function；
Step S02：Pressure sensitive material is printed or be sprayed on the display floater in the one side of touch surface, is formed
Multiple pressure sensitive lines for extending in a first direction and extending in a second direction, it is described in the first direction with second direction extend
Pressure sensitive line intersects composition fenestral fabric, forms pressure sensitive layer；Wherein, the pressure sensitive material has resistance with pressure
The characteristic of power change.
Refer to the system for describing the display floater with pressure sensitive function proposed by the present invention shown in Fig. 1 and Fig. 2 in detail
Make method：
In step S01, the display floater with touch controllable function is formed, the display floater includes display screen 10, is located at
Touch-screen 11 on the display screen 10, binding on the touch-screen 11 has the first flexible PCB 110, as shown in Figure 1.Institute
The control touch controllable function of the first flexible PCB 110 is stated, specifically, on first flexible PCB 110 IC is provided with
(Intergrated Circutis, integrated circuit) (not shown in figure 1), for controlling the touch-screen 11, realizes touch-control work(
Energy.
In step S02, pressure sensitive material is printed or is sprayed on the display floater and is deviated from the one side of touch surface,
Pressure sensitive layer 12 is formed, as shown in Figure 1.Then it is being formed with binding on the surface of the display floater of the pressure sensitive layer 12
Second flexible PCB 120, second flexible PCB 120 is bound with first flexible PCB 110 and is connected, described
IC is used to control the pressure sensitive layer 12, realizes pressure sensitive function.In the present embodiment, the pressure sensitive material is rubber
Class nano composite material.
Specifically, one side of the display floater away from touch surface is printed or be sprayed on to rubber-like nano composite material
On, form multiple x in the first direction and extend the pressure sensitive line 121 extended with y in a second direction, the x in the first direction with
The pressure sensitive line that second direction y extends constitutes fenestral fabric, pressure sensitive layer 12 is formed, as shown in Fig. 2 the first party
It is perpendicular with second direction y to x.The second flexible electrical is bound being formed with the surface of the display floater of the pressure sensitive layer 12
Road plate 120, all of pressure sensitive line 121 is connected to second flexible PCB 120, and then described second is flexible
Circuit board 120 is connected with the first flexible PCB 110 (not shown in Fig. 2) binding of control touch controllable function, and described second is flexible
Circuit board 120 shares IC (not shown in Fig. 2) with the first flexible PCB 110 of control touch controllable function, and the IC is controlled simultaneously
Touch controllable function and pressure sensitive function.
Preferably, first the pressure sensitive layer 12 can be formed on a fexible film, then by the fexible film
The display floater is formed in the one side of touch surface, is printed so as to avoid that directly display floater is positioned in chamber
Brush is sprayed, so as to avoid the formation of the impact caused to display floater during the pressure sensitive layer.
【Embodiment two】
The present invention provides a kind of display floater with pressure sensitive function, and the display floater has touch controllable function,
The display floater is formed with pressure sensitive layer in the one side of touch surface, and the pressure sensitive layer includes multiple separate
Region, each described region is by multiple pressure sensitive lines for extending in a first direction and multiple pressures for extending in a second direction
The power line of induction intersects composition fenestral fabric, and the material of the pressure sensitive line has the pressure-dependent characteristic of resistance, when outer
Power is applied on pressure sensitive line, and the resistance of pressure sensitive line changes with the effect of external force, is sentenced according to the change of resistance
The power of disconnected external force, so as to realize pressure sensitive function.
In the present invention, the display floater has touch controllable function, includes display screen and touch-screen, and the touch-screen can
To be external hanging type touch-screen, cover surface-type touch-screen or In-cell touch panel, in the present invention the particular location of touch-screen is simultaneously
It is not limited, it is only necessary to determine touch surface (also known as touch surface), that is, determines the plane that finger is touched.In the present embodiment
In, illustrate so that the touch-screen is located on the display screen as an example, i.e. touch-screen is located at display screen in the present embodiment
Top.
Refer to Fig. 5 and the display floater with pressure sensitive function that Fig. 6, Fig. 5 are the offer of the embodiment of the present invention two
Structural representation, Fig. 6 is the structural representation of the pressure sensitive layer that the embodiment of the present invention two is provided.As shown in figure 5, the display
Panel includes display screen 20 and the touch-screen 21 on the display screen 20, then the upper surface of the touch-screen 21 is tactile
Control face.Pressure sensitive layer 22 is formed with the one side of touch surface in the display floater, that is, is referred to positioned at described aobvious
Pressure sensitive layer 22 in display screen 20 in the one side of the touch-screen 21.Binding on the touch-screen 21 has the first flexible electrical
Road plate 210, first flexible PCB 210 controls touch controllable function, specifically, arranges on first flexible PCB 210
There is IC (Intergrated Circutis, integrated circuit) (not shown in Fig. 5), for controlling the touch-screen 21, realize touching
Control function.There is the second flexible PCB 220 binding on the surface of the display floater of the pressure sensitive layer 22 is formed with, it is described
Second flexible PCB 220 is connected with first flexible PCB 210, and the IC is used to control the pressure sensitive layer
22, realize pressure sensitive function.
The pressure sensitive layer 22 includes multiple separate regions, and each region is by multiple (these in the first direction
Place refers to x directions) the pressure sensitive line 221 for extending and the pressure sensitive extended along multiple second directions (referred to herein as y directions)
Line 221 is constituted and intersects fenestral fabric, as shown in fig. 6, the pressure sensitive line 221 made by rubber-like nano composite material and
Into.The rubber-like nano composite material has the pressure-dependent characteristic of resistance, when external force is applied on material, material
Resistance changes with the size of external force, the power of external force is judged according to the change of resistance, so as to realize pressure sensitive function.
The distance between pressure sensitive line 221 on pressure sensitive line 221 or second direction on the first direction x is by actual demand
Determine, such as requirement to pressure sensitive is higher, then can reduce the distance between described pressure sensitive line so that the pressure
The power line of induction than comparatively dense, so as to sensitiveer to the sensing of pressure；If be not to the requirement to pressure sensitive it is very high, can
It is sparse with the ratio for making on the pressure sensitive line.
As shown in fig. 6, in the present embodiment, the first direction x is perpendicular with second direction y.In each described region
All pressure sensitive lines 221 be connected to a gross pressure line of induction 222, the gross pressure line of induction 222 in each region is equal
It is connected to second flexible PCB 220, second flexible PCB 220 and the first flexible circuit for controlling touch controllable function
Plate 210 (not shown in Fig. 6) is connected, the first flexible PCB of second flexible PCB 220 and control touch controllable function
210 share IC (not shown in Fig. 2), and the IC controls touch controllable function and pressure sensitive function simultaneously.
In the present embodiment, it is that the pressure sensitive layer 22 includes multiple separate where different from embodiment one
Region, i.e., described pressure sensitive layer 22 is divided into multiple regions, and each described region is extended by multiple x in the first direction
Pressure sensitive line 221 constitutes fenestral fabric with multiple pressure sensitive lines 221 for extending in a second direction, in each described region
All pressure sensitive lines 221 be connected to a gross pressure line of induction 222, the gross pressure line of induction 222 in each region is equal
Second flexible PCB 220 is connected to, when zones of different is simultaneously depressed, the pressure sensitive line in different regions
221 receive pressure, and the change of resistance is transferred to into second flexible PCB 220 by the different gross pressure lines of induction 222,
It is achieved in multipoint pressure sensing.The number in the region can be selected according to actual conditions.
Preferably, the pressure sensitive layer 22 can be initially formed on a fexible film, then by the fexible film shape
Display floater described in Cheng Yu forms pressure in the one side of touch surface so as to avoid that directly display floater is positioned in chamber
Inductive layer, so as to avoid the formation of the impact caused to display floater during the pressure sensitive layer.
Accordingly, the present invention also provides a kind of preparation method of the display floater with pressure sensitive function, is formed above-mentioned
Display floater with pressure sensitive function.Fig. 7 is the display surface with pressure sensitive function that the embodiment of the present invention one is provided
The flow chart of the manufacture method of plate, as shown in fig. 7, the present invention proposes a kind of manufacture of the display floater with pressure sensitive function
Method, comprises the following steps：
Step S01：Form the display floater with touch controllable function；
Step S02：Pressure sensitive material is printed or be sprayed on the display floater in the one side of touch surface, is formed
Multiple pressure sensitive lines for extending in a first direction and extending in a second direction, it is described in the first direction with second direction extend
Pressure sensitive line intersects composition fenestral fabric, forms pressure sensitive layer；Wherein, the pressure sensitive material has resistance with pressure
The characteristic of power change.
Refer to the system for describing the display floater with pressure sensitive function proposed by the present invention shown in Fig. 5 and Fig. 6 in detail
Make method：
In step S01, the display floater with touch controllable function is formed, the display floater includes display screen 20, is located at
Touch-screen 21 on the display screen 20, binding on the touch-screen 21 has the first flexible PCB 210, as shown in Figure 5.Institute
The control touch controllable function of the first flexible PCB 210 is stated, specifically, on first flexible PCB 210 IC is provided with
(Intergrated Circutis, integrated circuit) (not shown in Fig. 5), for controlling the touch-screen 21, realizes touch-control work(
Energy.
In step S02, pressure sensitive material is printed or is sprayed on the display floater and is deviated from the one side of touch surface,
Pressure sensitive layer 22 is formed, as shown in Figure 5.Then it is being formed with binding on the surface of the display floater of the pressure sensitive layer 22
Second flexible PCB 220, second flexible PCB 220 is bound with first flexible PCB 210 and is connected, described
IC is used to control the pressure sensitive layer 22, realizes pressure sensitive function.In the present embodiment, the pressure sensitive material is rubber
Class nano composite material.
Specifically, the one side by the display floater away from touch surface is divided into different separate regions, by rubber
Class nano composite material is printed or is sprayed on different regions, multiple x in the first direction is formed in different regions and is extended
The pressure sensitive line 221 extended with y in a second direction, the pressure sensitive line structure that the x in the first direction extends with second direction y
Into fenestral fabric, pressure sensitive layer 22 is formed, as shown in fig. 6, the first direction x is perpendicular with second direction y.Each institute
The all pressure sensitive lines 221 stated in region are connected to a gross pressure line of induction 222, are being formed with the pressure sensitive layer 22
Display floater surface on bind the second flexible PCB 220, all of gross pressure line of induction 222 is connected to described
Second flexible PCB 220, then second flexible PCB 220 with control touch controllable function the first flexible PCB 210
(not shown in Fig. 6) binding connection, second flexible PCB 220 and the first flexible PCB 210 for controlling touch controllable function
Shared IC (not shown in Fig. 2), the IC controls touch controllable function and pressure sensitive function simultaneously.
Preferably, first the pressure sensitive layer 22 can be formed on a fexible film, then by the fexible film
The display floater is formed in the one side of touch surface, is printed so as to avoid that directly display floater is positioned in chamber
Brush is sprayed, so as to avoid the formation of the impact caused to display floater during the pressure sensitive layer.
In sum, display floater with pressure sensitive function that the present invention is provided and preparation method thereof, in display surface
Backboard is formed with pressure sensitive layer in the one side of touch surface, and the pressure sensitive layer is by multiple pressures for extending in a first direction
The fenestral fabric that the power line of induction is constituted with multiple pressure sensitive lines for extending in a second direction, the material of the pressure sensitive line
With the pressure-dependent characteristic of resistance, when external force is applied on pressure sensitive line, the resistance of pressure sensitive line with external force work
With and change, the power of external force is judged according to the change of resistance, so as to realize pressure sensitive function, its method is simply easy
OK；And the test of pressure sensitive function is completed by before display floater dispatches from the factory, can be found in time bad and be improved,
Production cost is reduced to a certain extent.
Foregoing description is only the description to present pre-ferred embodiments, not to any restriction of the scope of the invention, this
Any change, modification that the those of ordinary skill in bright field does according to the disclosure above content, belong to the protection of claims
Scope.
Claims (10)
1. a kind of display floater with pressure sensitive function, it is characterised in that the display floater has touch controllable function, in institute
State display floater and be formed with pressure sensitive layer in the one side of touch surface, the pressure sensitive layer be by it is multiple in the first direction
The fenestral fabric that the pressure sensitive line of extension is constituted with multiple pressure sensitive lines for extending in a second direction, the pressure sensitive
The material of line has the pressure-dependent characteristic of resistance.
2. there is as claimed in claim 1 the display floater of pressure sensitive function, it is characterised in that the pressure sensitive line
Material is rubber-like nano composite material.
3. there is as claimed in claim 1 the display floater of pressure sensitive function, it is characterised in that all of feeling of stress
Line is answered to be connected to one second flexible PCB, second flexible PCB and the first flexible PCB for controlling touch controllable function
It is connected.
4. there is as claimed in claim 1 the display floater of pressure sensitive function, it is characterised in that the pressure sensitive layer bag
Multiple separate regions are included, each described region is by multiple pressure sensitive lines for extending in a first direction and multiple edges
The fenestral fabric that the pressure sensitive line that second direction extends is constituted；
All pressure sensitive lines in each described region are connected to a gross pressure line of induction, the gross pressure line of induction connection
To one second flexible PCB, second flexible PCB is connected with the first flexible PCB of control touch controllable function.
5. the display floater with pressure sensitive function as any one of Claims 1 to 4, it is characterised in that described
Pressure sensitive layer is formed on a fexible film, and the fexible film is formed at one side of the display floater away from touch surface
On.
6. a kind of preparation method of the display floater with pressure sensitive function, it is characterised in that include：
Form the display floater with touch controllable function；
Pressure sensitive material is printed or be sprayed on the display floater in the one side of touch surface, is formed multiple along first party
To the pressure sensitive line for extending with extend in a second direction, the pressure sensitive line for extending with second direction in the first direction is handed over
Fork constitutes fenestral fabric, forms pressure sensitive layer；
Wherein, the pressure sensitive material has the pressure-dependent characteristic of resistance.
7. there is as claimed in claim 6 the preparation method of the display floater of pressure sensitive function, it is characterised in that the pressure
Power inductive material is rubber-like nano composite material.
8. there is as claimed in claim 6 the preparation method of the display floater of pressure sensitive function, it is characterised in that also wrap
Include：Bind one second flexible PCB, all of pressure in the face edge for being formed with pressure sensitive layer in the display floater
The power line of induction is connected to second flexible PCB, then by second flexible PCB and the first of control touch controllable function
Flexible PCB is connected.
9. there is as claimed in claim 6 the preparation method of the display floater of pressure sensitive function, it is characterised in that the pressure
Power inductive layer is divided into multiple separate regions, and each described region is by multiple pressure sensitive lines for extending in a first direction
Intersect composition fenestral fabric with multiple pressure sensitive lines for extending in a second direction；
Bind one second flexible PCB, each described region in the face edge for being formed with pressure sensitive layer in the display floater
Interior all pressure sensitive lines are connected to a gross pressure line of induction, and the gross pressure line of induction is connected to second flexible circuit
Plate, is then connected second flexible PCB with the first flexible PCB of control touch controllable function.
10. the preparation method of the display floater with pressure sensitive function as any one of claim 6～9, it is special
Levy and be, the pressure sensitive layer is formed on a fexible film, the fexible film is formed at into the display surface backboard
In the one side of touch surface.
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| CN201710002053.0A CN106648256A (en) | 2017-01-03 | 2017-01-03 | Display panel with pressure sensing function and manufacturing method thereof |
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| JPH07182091A (en) * | 1993-12-24 | 1995-07-21 | Sharp Corp | Coordinate input device for pressure sensitive type tablet |
| CN204808288U (en) * | 2015-06-05 | 2015-11-25 | 南昌欧菲光科技有限公司 | Forced induction touch -sensitive screen and display device |
| CN205193760U (en) * | 2015-11-24 | 2016-04-27 | 南昌欧菲光科技有限公司 | Touch display apparatus and forced induction unit thereof |
| CN105900045A (en) * | 2013-09-27 | 2016-08-24 | 森赛尔股份有限公司 | Touch sensor detector system and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07182091A (en) * | 1993-12-24 | 1995-07-21 | Sharp Corp | Coordinate input device for pressure sensitive type tablet |
| CN105900045A (en) * | 2013-09-27 | 2016-08-24 | 森赛尔股份有限公司 | Touch sensor detector system and method |
| CN204808288U (en) * | 2015-06-05 | 2015-11-25 | 南昌欧菲光科技有限公司 | Forced induction touch -sensitive screen and display device |
| CN205193760U (en) * | 2015-11-24 | 2016-04-27 | 南昌欧菲光科技有限公司 | Touch display apparatus and forced induction unit thereof |
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