CN106484200A - Flexible touch panel device - Google Patents
Flexible touch panel device Download PDFInfo
- Publication number
- CN106484200A CN106484200A CN201510700550.9A CN201510700550A CN106484200A CN 106484200 A CN106484200 A CN 106484200A CN 201510700550 A CN201510700550 A CN 201510700550A CN 106484200 A CN106484200 A CN 106484200A
- Authority
- CN
- China
- Prior art keywords
- control panel
- panel device
- touch control
- sensing unit
- piezoresistance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000758 substrate Substances 0.000 claims abstract description 50
- 239000010410 layer Substances 0.000 claims description 113
- 238000001514 detection method Methods 0.000 claims description 95
- 230000008859 change Effects 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 14
- 238000005086 pumping Methods 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 10
- 229910010293 ceramic material Inorganic materials 0.000 claims description 6
- 239000013522 chelant Substances 0.000 claims description 6
- 229910044991 metal oxide Inorganic materials 0.000 claims description 6
- 150000004706 metal oxides Chemical class 0.000 claims description 6
- 229920000642 polymer Polymers 0.000 claims description 6
- 239000011241 protective layer Substances 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 230000004888 barrier function Effects 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 230000008054 signal transmission Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000005452 bending Methods 0.000 description 5
- 230000001932 seasonal effect Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000007639 printing Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 210000004247 hand Anatomy 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000012905 input function Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Position Input By Displaying (AREA)
- Electronic Switches (AREA)
Abstract
A flexible touch panel device comprises a flexible substrate, a transparent conductive layer with piezoelectric resistance characteristics, a conductive circuit layer and a flexible printed circuit assembly. The transparent conductive layer with the piezoelectric resistance characteristic is arranged on the upper surface of the flexible substrate and comprises a plurality of first sensing units and a plurality of second sensing units. Each first sensing unit is electrically connected to a first direction, and each second sensing unit is electrically connected to a second direction different from the first direction. The conductive circuit layer is located on the upper surface of the flexible substrate, surrounds the transparent conductive layer with the piezoelectric resistance characteristic and is electrically connected with the first sensing unit and the second sensing unit. The flexible printed circuit assembly comprises a connecting line set, a driving and detecting module and a control unit. The conductive circuit layer is electrically connected with the driving and detecting module and the control unit. By implementing the flexible touch panel device, the cost and time for additionally installing the piezoelectric resistance sensor can be saved, and the application of the internal space of the device is more flexible.
Description
Technical field
The present invention is relevant with bendable touch control panel device, particularly the bendable contact panel with tool piezoresistance characteristic
Device is relevant.
Background technology
The electronic installation with touch-control input function becomes the main flow in consumption electronic products market in recent years, wherein may be used
Scratch formula electronic installation to be more exposed to attract attention because it is flexible and can meet putting of different spaces.Contact panel is according to it
The difference of principle of induction can be divided mainly into resistance-type, condenser type, infrared-type and Supersonic waves etc., in all kinds
Contact panel in, capacitance type touch-control panel is to reach the purpose of touch-control using the mode of sensing human body weak current.
However, the bendable contact panel of current flexible electronic device is usually only using capacitive sensing mode,
If sensor configurations that can be still other are on contact panel, have an opportunity significantly to lift its surcharge, therefore exist
Occur in that in background technology and pressure or stress sensor are fitted to the way on contact panel.But by stress/pressure
In addition sensor is arranged at contact panel, then overall manufacturing process can be made to complicate, increase its manufacture process cost and
Time.
Therefore, applicant, through concentrating one's attention on test and research, proposes this case " bendable contact panel ", its structure simple and
The signal estimating bendable contact panel pressured state can additionally be carried, then can help in conjunction with existing capacitance type sensing signal
Accurately judge the touch-control pressing position of user, more this extraneous information can be sent to system control chip to reach
Other derivative applications.And due to the sensor that do not need additionally to fit, the cost that more can effectively reduce manufacture process is timely
Between.
Content of the invention
Based on object defined above, the present invention proposes a kind of bendable touch control panel device, comprises a flexible substrate, a tool
The transparency conducting layer of piezoresistance characteristic, a conductive circuit layer and a flexible printer circuit assembly.Flexible substrate has
One upper surface.The transparency conducting layer of tool piezoresistance characteristic is arranged at the upper surface of flexible substrate, tool piezoresistance characteristic
Transparency conducting layer comprises multiple first sensing units and multiple second sensing unit, and wherein each first sensing unit is each other
It is electrically connected to a first direction, and each second sensing unit is to be electrically connected to each other in a second direction, second direction and the
One direction is different.Conductive circuit layer is located at the upper surface of flexible substrate, and conductive circuit layer is around tool piezoresistance characteristic
Transparency conducting layer and electrically connect these first sensing units and these the second sensing units.Flexible printer circuit assembly comprises
One connection line group, a driving and detection module and a control unit connection line group.Conductive circuit layer is via connection
Circuit group is electrically connected with driving and detection module and control unit, drives and detection module can in order to capture with control unit
Scratch increased resistance value and electric capacity or the voltage change of formula touch control panel device.
In one embodiment of this invention, a parsing resistance circuit is configured at this driving and detection module, this driving and inspection
Survey module to switch in a capacitance detecting pattern or a resistive detection scheme, this driving and detection module send detection
One pumping signal of resistance, and carry out signal resolution in this driving and detection module.
In one embodiment of this invention, a parsing resistance circuit is configured at this control unit, and this control unit sends inspection
One pumping signal of measuring resistance simultaneously carries out signal resolution, and this driving and detection module are only used as the signal of telecommunication being turned on or off
Transmission bridge.
In one embodiment of this invention, respectively those second sensing units in this second direction include at least different from each other
Three sensing unit bits, this three sensing units bit is to be staggered, when this bendable touch control panel device is touched
Or when being bent, this three sensing units bit each produces different resistance variations.
In one embodiment of this invention, bendable touch control panel device further includes a system host board, soft printing electricity
Road assembly further includes a connectivity port, and flexible printer circuit assembly is electrically connected to system host board by connectivity port.
In one embodiment of this invention, bendable touch control panel device further includes a protective layer, and protective layer covers upper table
Face, the transparency conducting layer of tool piezoresistance characteristic and conductive circuit layer.
In one embodiment of this invention, the material of the transparency conducting layer of tool piezoresistance characteristic comprises metal-oxide, pottery
Ceramic material, nano metal chelate or high molecular polymer.
In one embodiment of this invention, bendable touch control panel device further includes an insulating barrier, and insulating barrier is arranged at respectively
Between first sensing unit and each second sensing unit and separate these first sensing units and these the second sensings are single
Unit.
In one embodiment of this invention, adjacent those second sensing unit respectively has being somebody's turn to do of different neck width
Sensing unit position is formed.
Another conception of the present invention is to propose a kind of bendable contact panel, comprises a flexible substrate, an electrically conducting transparent
Layer, a conductive circuit layer, a piezoresistance sensor circuit group and a flexible printer circuit assembly.Flexible substrate has
There is a upper surface.Transparency conducting layer is arranged at the upper surface of flexible substrate, and transparency conducting layer comprises multiple first sensings
Unit and multiple second sensing unit, wherein each first sensing unit is to be electrically connected to each other in a first direction, and each
Two sensing units are to be electrically connected to each other in a second direction, and second direction is different with first direction.Conductive circuit layer is located at
The upper surface of flexible substrate, conductive circuit layer around transparency conducting layer and electrically connect these first sensing units and these
Second sensing unit.Piezoresistance sensor circuit group is arranged at the upper surface of flexible substrate, and piezoresistance sensor line
Road group is with one around conductive circuit layer, wherein transparency conducting layer, conductive circuit layer and piezoresistance sensor circuit group
Shape or the mode of both overlap joints via with along with technique making be arranged at the upper surface of flexible substrate.Soft printing
Circuit unit, connection line group connection line group comprises connection line group, driving and detection module and a control unit.
Conductive circuit layer is electrically connected with driving and detection module and control unit via connection line group, drive and detection module with
Control unit is in order to capture increased resistance value and electric capacity or the voltage change of bendable touch control panel device.
In one embodiment of this invention, this conductive circuit layer is electrically connected with this driving and detection module, this piezoelectricity resistance sense
Survey device circuit group to electrically connect with this control unit, a parsing resistance circuit is configured at this control unit, and this control unit is sent out
Go out a pumping signal of detection resistance and do signal resolution, this control unit sends request to this driving and detection module
This pumping signal of detection resistance is sent, when this control unit is in the process of parsing resistance signal after capacitance detecting signal
In, this control unit does the action of parsing resistance simultaneously.
In one embodiment of this invention, conductive circuit layer directly and drives and detection module via connection line group difference
And control unit electrical connection, drive and detection module is in order to detect electric capacity or voltage change, control unit is in order to detect
Increased resistance value, and can synchronously not needed successively to be detected according to sequential.
In one embodiment of this invention, bendable touch control panel device further includes a system host board, soft printing electricity
Road assembly further includes a connectivity port, and flexible printer circuit assembly is electrically connected to system host board by connectivity port.
In one embodiment of this invention, piezoresistance sensor circuit group comprises multigroup piezoresistance sensor, is respectively adjacent to
At least one corner of flexible substrate.
In one embodiment of this invention, the shape of piezoresistance sensor is for rectangular patterns.
In one embodiment of this invention, piezoresistance sensor circuit group comprises multiple piezoresistance sensors, is respectively adjacent to
The four side of flexible substrate.In one embodiment of this invention, bendable touch control panel device further includes a shielding layer,
Shielding layer covers piezoresistance sensor circuit group.
In one embodiment of this invention, the material of piezoresistance sensor comprises metal-oxide, ceramic material, nanometer
Metallo-chelate or high molecular polymer.
The another conception of the present invention is to propose a kind of bendable touch control panel device, comprises a flexible substrate, a tool pressure
The transparency conducting layer of resistance characteristic, a conductive circuit layer, a piezoresistance sensor circuit group and a flexible printer circuit
Assembly.Flexible substrate has a upper surface.The transparency conducting layer of tool piezoresistance characteristic is arranged at the upper of flexible substrate
Surface, the transparency conducting layer of tool piezoresistance characteristic comprises multiple first sensing units and multiple second sensing unit, wherein
Each first sensing unit is to be electrically connected to each other in a first direction, and each second sensing unit is to be electrically connected to each other in one
Two directions, second direction is different with first direction.Conductive circuit layer, positioned at the upper surface of flexible substrate, conductor wire
Road floor around the transparency conducting layer having piezoresistance characteristic and electrically connects these first sensing units and these the second sensing lists
Unit.Piezoresistance sensor circuit group is arranged at the upper surface of flexible substrate, and the cincture of piezoresistance sensor circuit group is led
Electric line layer, wherein transparency conducting layer, conductive circuit layer and piezoresistance sensor circuit group are with integrally formed or two
The mode of person's overlap joint via with along with technique making be arranged at the upper surface of flexible substrate.Flexible printer circuit assembly bag
Group containing connection line, driving and detection module and a control unit.Connection line group conductive circuit layer is via connecting line
Lu Zuyu drives and detection module and control unit electrical connection, and driving and detection module and control unit are to use in functional surfaces
To capture increased resistance value and electric capacity or the voltage change of bendable touch control panel device.
In the bendable touch control panel device of the present invention, by having the setting of the transparency conducting layer of piezoresistance characteristic, can
Save cost and the time of additionally mounted piezoresistance sensor, and allow device inner space with more flexible.Also,
In the bendable touch control panel device of another conception of the present invention, due to transparency conducting layer, conductive circuit layer and piezoresistance
Sensor circuit group be can with transparency conducting layer or conductive circuit layer by be integrally formed or both overlap joints in the way of
It is arranged at the upper surface of flexible substrate, therefore its manufacture process can be more plus simple and quick.
Hereinafter the narration detailed features of the present invention and advantage in detail in embodiments, its content be enough to make any be familiar with
Relevant art understands the technology contents of the present invention and implements according to this, and the content according to disclosed by this specification, application
The scope of the claims and schema, any be familiar with relevant art and can be readily understood upon the related purpose of the present invention and advantage.
Brief description
Figure 1A is the top view of bendable touch control panel device according to a first embodiment of the present invention.
Figure 1B is the top view of the one of which design of the transparency conducting layer for having piezoresistance characteristic.
Fig. 1 C is the partial enlarged drawing of Figure 1B.
Fig. 1 D is sequential chart during the bendable touch control panel device running of first embodiment of the invention.
Fig. 2A is the top view of the bendable touch control panel device according to second embodiment of the invention.
Fig. 2 B is for according to a kind of top view of the embodiment compensating colour cast of the present invention.
Fig. 2 C is sequential chart during the bendable touch control panel device running of second embodiment of the invention.
Fig. 3 is the top view of bendable touch control panel device according to a third embodiment of the present invention.
Fig. 4 is the top view comprising shielding layer according to the bendable touch control panel device of the present invention.
Drawing reference numeral
10 bendable touch control panel devices
20 bendable touch control panel devices
30 bendable touch control panel devices
100 flexible substrate
101 upper surfaces
The transparency conducting layer of 200 tool piezoresistance characteristics
200 ' transparency conducting layers
210X first sensing unit
210Y second sensing unit
210Y1～210Y3 the second sensing unit position (the second sensing subelement)
300 conductive circuit layer
400 flexible printer circuit assemblies
401 bus-bars
405 connection line groups
410 control units
420 drive and detection module
430 connectivity ports
500 system host boards
600 piezoresistance sensor circuit groups
600 ' piezoresistance sensor circuit groups
601 piezoresistance sensors
601a～601f piezoresistance sensor
603 piezoresistance sensors
800 shielding layers
Specific embodiment
Refer to Figure 1A, it is the top view of bendable touch control panel device according to a first embodiment of the present invention.This
The bendable touch control panel device 10 of invention first embodiment comprises a flexible substrate 100, tool piezoresistance characteristic
Transparency conducting layer 200, a conductive circuit layer 300, a flexible printer circuit assembly 400 and a system host board 500.
Flexible substrate 100 has a upper surface 101.The transparency conducting layer 200 of tool piezoresistance characteristic is arranged at flexible
The upper surface 101 of formula substrate 100, and the transparency conducting layer 200 of tool piezoresistance characteristic comprises multiple first sensing units
210X and multiple second sensing unit 210Y.In the present embodiment, multiple first sensing units 210X are electrically connected each other
It is connected to X-direction, and multiple second sensing unit 210Y is electrically connected to each other in Y-direction, but be connected to X, Y-direction
It is not used to limit the present invention.In other embodiments, each first sensing unit also can be electrically connected to each other in a first direction,
And each second sensing unit is electrically connected to each other in a second direction, and second direction is different with first direction.In this enforcement
In, the transparency conducting layer 200 of tool piezoresistance characteristic is the transparent electrode layer in order to sense capacitance characteristic variations, and it is also
There is compressive stress resistance variation characteristic.In this embodiment, has the material of transparency conducting layer 200 of piezoresistance characteristic for example
For having the metal-oxide of light transmission features, ceramic material, nano metal chelate, high molecular polymer etc., but simultaneously
It is not limited.
Conductive circuit layer 300 is located at the upper surface 101 of flexible substrate 100.Conductive circuit layer 300 is led around transparent
Electric layer 200 and electrically connect these first sensing units 210X and these the second sensing units 210Y.
Flexible printer circuit assembly 400 comprise a connection line group 405, drive and detection module 420 (for example,
Touch IC) and a control unit 410 (for example, microcontroller, MCU).Connection line group 405 can comprise many
Bar circuit is to carry out connection.Conductive circuit layer 300 is via connection line group 405 and driving and detection module 420
And control unit 410 electrically connects, drive and detection module is to capture bendable touch-control with control unit in functional surfaces
The increased resistance value of face equipment and electric capacity or voltage change.In the present embodiment, flexible printer circuit assembly 400
Further include a connectivity port 430, flexible printer circuit assembly 400 is electrically connected to system host by connectivity port 430
Plate 500.
As shown in Figure 1A, in one embodiment of this invention, between driving and detection module 420 and control unit 410
There are multiple signalling channels to be connected to link up, wherein control unit 410 constantly sends to driving and detection module 420
One request detection signal, when the equilibrium electric field of bendable touch control panel device is not by the object physical property such as handss or pointer
During interference, control unit 410 constantly to drive and detection module 420 send a request detection signal go to detect flexible
Formula touch control panel device has or not and is touched.And simultaneously drive and detection module 420 also constantly contact panel is sent sharp
Encourage whether the equilibrium electric field in signal and detection panel changes, pressed when bendable touch control panel device touches
When stress or bending, drive and after detection module 420 detects the change of equilibrium electric field, can be by these electric signal warps
The digitized process of signal is carried out by its internal signal processing module, and the digital signal after processing is sent to control
Unit 410 processed.Now, control unit 410 sends detection signal again to driving and detection module 420, can with acquirement
Scratch the resistance change of formula touch control panel device, and then learn the shape that bendable touch control panel device is touched or is bent
Condition.With illustrated by above-mentioned content of the invention in the present embodiment, the circuit according to parsing resistance is configured at driving and detection module
420 or control unit 410 and have different embodiments.
Refer to Figure 1A and Fig. 1 D, the wherein capacitance signal of Fig. 1 D and resistance signal and refer to the letter in resolving
Number, and seasonal pulse is the seasonal pulse of control unit.Control unit 410 sends detection capacitance signal and detection according to sequential priority
Two kinds of signals of resistance, drive and detection module 420 is carried out when receiving the detection capacitance requirements that control unit is sent
The sending of pumping signal, and detect reception change after contact panel for this pumping signal；Drive and detection module
420 are receiving when the detection resistance that control unit 410 sent requires as switching channels by control unit
The route that 410 pumping signals being sent are passed through to drive and detection module 420 is guided sends into panel, single due to controlling
Have the circuit (generally bridge circuit) of detection resistance in unit 410, therefore can reach the function of detection resistance.In detail
For thin, a parsing resistance circuit is configured at control unit 410, and control unit 410 sends an excitation of detection resistance
Signal simultaneously carries out signal resolution, drives and detection module 420 here is only used as the electric signal transmission bridge that is turned on or off
Beam.
Also, in one embodiment of this invention, drive and detection module 420 in have resistance detecting circuit, drive and
Detection module 420 is in order to detect electric capacity or voltage change and increased resistance value.Control unit 410 is according to sequential successively
Send detection capacitance signal and two kinds of signals of detection resistance, drive and detection module 420 is when receiving unlike signal
Do the switching of different mode, and feed back detected result to control unit 410.Specifically, a parsing resistance electricity
Road is configured at driving and detection module 420, drives and detection module 420 can be examined in a capacitance detecting pattern or a resistance
Survey pattern switches over, and this driving and detection module 420 send a pumping signal of detection resistance, and in this driving
And in detection module 420, carry out signal resolution.
Refer to Figure 1B and Fig. 1 C, it is the top view of the one of which design of the transparency conducting layer of tool piezoresistance characteristic
And partial enlarged drawing.In an embodiment of the present invention, multiple second senses of the transparency conducting layer 200 of tool piezoresistance characteristic
Survey unit 210Y and can more divide into three kinds of second different sensing unit position 210Y1,210Y2 and 210Y3.At this
In embodiment, second sensing unit position 210Y1,210Y2 and 210Y3 has different neck width (as Fig. 1 C
Shown), therefore when bendable touch control panel device is touched by compressive stress or is bent, the second sensing unit position
210Y1,210Y2 and 210Y3 produce different resistance variations by respective, but the designing and being not used to of this neck width
Limit the present invention, as long as the sensing unit of different resistance variations can be had all to can be applicable to this.Due to resistance variations not
Same, by the relative position configuration of second sensing unit position 210Y1,210Y2 and 210Y3, can obtain after comparing
Know the position that bendable touch control panel device is touched or is bent.Configuration for example shown in Figure 1B, its Y-direction
Passage Y1～Y4 all comprises second sensing unit position 210Y1,210Y2 and 210Y3, but it is in the row of each passage
Row combination is different from each other, and produced by it, resistance variations arrangement is also different.Thereby, when bendable contact panel fills
Put when being touched by compressive stress or being bent, the resistance variations of generation can be followed to find out and touched or be bent area
The accurate location in domain.It is noted that second sensing unit position 210Y1,210Y2 and 210Y3 shown in Figure 1B
Position configuration be not limited to the present invention, the kind of person can change on demand sensing unit that field has general knowledge
Class, quantity and arrangement mode.
In an embodiment of the present invention, bendable touch control panel device 10 can further include a protective layer, and protective layer covers
Upper surface 101, the transparency conducting layer 200 of tool piezoresistance characteristic and conductive circuit layer 300.
In the bendable touch control panel device 10 of first embodiment of the invention, because transparency conducting layer 200 has pressure
The characteristic of resistance, is therefore positioned over above the resilient background environment of a tool when this bendable touch control panel device lies low
In the case of (also or flexible substrate 100 inherently possess flexible), can be simultaneously after with a scan cycle
Obtain the positional information of capacitance variations intensity and corresponding node and obtain resistance variations intensity and corresponding sense
Survey unit in channel position, compare general capacitance type touch-control panel conductive layer can more accurately orient user touch
The position coordinateses touching.Additionally, with respect to the capacitance type touch-control panel of known other setting piezoresistance sensor, the present invention
Bendable touch control panel device 10 pass through have piezoresistance characteristic transparency conducting layer 200 setting, can save in addition
Install the cost of piezoresistance sensor and time, and allow device inner space with more flexible.
Refer to Fig. 2A, it is the top view of bendable touch control panel device according to a second embodiment of the present invention.This
The bendable touch control panel device 20 of invention second embodiment and the bendable touch control panel device 10 of first embodiment
Similar, its identical element and connected mode will not be described here.The bendable contact panel of second embodiment of the invention
Device 20 is with bendable touch control panel device 10 difference of first embodiment, bendable touch control panel device
20 conductive layer is a transparency conducting layer 200 ', and bendable touch control panel device 20 further includes a piezoresistance sensor
Circuit group 600, is arranged at the upper surface 101 of flexible substrate 100, and piezoresistance sensor circuit group 600 cincture
Conductive circuit layer 300.Wherein piezoresistance sensor circuit group 600 preferably production method can be with transparency conducting layer
200 ' in along with formed in technique, or with conductive circuit layer 300 in along with formation in lithographic or typography,
But conducting wire layer material needs from the material with piezoresistance characteristic under this situation.Piezoresistance sensor circuit group
600 production method can also be to intert overlap joint using transparency conducting layer 200 ' and conductive circuit layer to combine, equally
Ground be in along with formation in lithographic or typography.In the present embodiment, piezoresistance sensor circuit group 600
Comprise multiple piezoresistance sensors 601, this multiple resistance sensing device 601 and flexible printer circuit assembly 400 are at one
Enforceable example can be arranged in the four side of flexible substrate 100 respectively.
As shown in Fig. 2A and Fig. 2 C, wherein the capacitance signal of Fig. 2 C and resistance signal refer to the letter in resolving
Number, and seasonal pulse is the seasonal pulse of control unit.Bendable touch control panel device can comprise connection and the work of another kind of circuit
Make the method for salary distribution.In the present embodiment, conductive circuit layer 300 directly and drives and detection via connection line group 405
Module 420 electrically connects, and piezoresistance sensor circuit group 600 is directly electrically connected with control unit 410, drives and detects
, in order to detect electric capacity or voltage change, control unit 410 is in order to detection resistance changing value for module 420.One parsing electricity
Resistance circuit is configured at control unit 410, and control unit 410 sends a pumping signal of detection resistance and does signal solution
Analysis, control unit 410 is sent detection resistance after this driving and detection module 420 are sent with request capacitance detecting signal and is used
This pumping signal, when this control unit 410 in parsing resistance signal during, control unit 410 solves simultaneously
The action of analysis resistance.Specifically, the part junction point of bus-bar 401 be with drive and detection module 420 multiple
Pin (pin) electrically connects, and the part junction point of bus-bar 401 is also electrically connected with multiple pins of control unit 410
Connect.Drive and multiple pins of detection module 420 are largely classified as power supply, ground connection, coffret, touch-control drive
Move and detection function, be wherein responsible for touch-control and drive and detect many pins of function by bus-bar 401 and conductive circuit layer
Corresponding sensing unit 210X of 300 transparency conducting layers 200 being electrically connected to piezoresistance characteristic and 210Y.And control
Unit 410 equally also has multiple pins, these pins have power supply, ground connection, coffret (such as SPI), one
As the function such as I/O function, seasonal pulse.And control unit 410 has, with driving and detection module 420, the part bag electrically connecting
Include pin and the general I/O function pin of control unit 410 and driving and the detection module of both sides' coffret (SPI)
420 are responsible for the part pin that touch-control drives and detects.Therefore control unit 410 is required to assign instruction to drive by firmware
Dynamic and detection module 420 then can reach set drive and detection module 420 each responsible drive and detection function multiple
The state of pin and the sequential of driving and detection.This connects under configuration status, and the deciphering of capacitance touching control signal magnitude is
It is responsible for by driving and detection module 420, and the deciphering of resistance signal size is then to be responsible for by control unit 410, so
One come to drive and detection module 420 state set only be treated as switch bridge, and bus-bar 401 have multiple independent
Junction point and the direct electrical connection of general I/O function pin of control unit more than 410, are thus provided that one kind does not need
Bridge is done by driving and detection module 420 and can reach the direct control mode understanding resistance signal size.
In the bendable touch control panel device 20 of second embodiment of the invention, due to transparency conducting layer 200 ', conduction
Line layer 300 and piezoresistance sensor circuit group 600 be in along with the mode of process forming be arranged at flexible substrate
100 upper surface 101, therefore its manufacture process is simpler quick.Also, the piezoresistance sensor circuit of the present embodiment
Group 600 comprises multiple piezoresistance sensors 601, and piezoresistance sensor 601 can detect bendable touch control panel device 20
Degree of crook, if this degree of crook is more than a default bent safety degree, system host board 500 can make the application can
The system scratching formula touch control panel device 20 sends warning, to remind user.More very can be different curved by detecting
During the signal of Qu Chengdu, can be by degree of crook (curvature) data back now to system host board 500 and to display
Device does the colour cast during compensation minimizing user viewing of brightness, provides preferably user experience.
Refer to Fig. 2 B, it paints a kind of embodiment compensating colour cast of the formula present invention.In the present embodiment, sensor
Circuit group 600 comprises six piezoresistance sensor 601a～601f, and wherein piezoresistance sensor 601a～601c is located at can
Scratch on the left of formula substrate 100, piezoresistance sensor 601d is located on the upside of flexible substrate 100, and piezoresistance sensor
601e～601f is located on the right side of flexible substrate 100.When bendable touch control panel device is not bent, measure pressure
A resistance signal scope in formation state for the resistance sensing device 601a～601f, thereby defines piezoresistance sensor
The other predetermined resistance value of 601a～601f.Additionally, piezoresistance sensor 601a～601f also can be measured in advance being bent
When resistance variations and bending degree relation, and for example can set up a look-up table.When bendable touch control panel device
When being bent, detect whether the resistance signal of each piezoresistance sensor 601a～601f exceedes its predetermined resistance value one by one,
Can orient the position of bending, and the degree of bending can be drawn according to aforesaid look-up table, and these information back are given
Control system (system host board 500 for example shown in Fig. 2A), to carry out the compensation at visual angle or brightness.Should be noted
It is that the quantity of piezoresistance sensor 601a～601f shown in Fig. 2 B and configuration are not limited to the present invention, field
Person can change species, quantity and the arrangement mode of piezoresistance sensor on demand to have general knowledge.
Refer to Fig. 3, it is the top view of the bendable touch control panel device according to third embodiment of the invention.This
Bendable touch control panel device 20 phase of the bendable touch control panel device 30 of bright 3rd embodiment and second embodiment
Seemingly, its identical element and connected mode will not be described here.The bendable contact panel dress of third embodiment of the invention
Put 30 to be with bendable touch control panel device 20 difference of second embodiment, piezoresistance sensor circuit group
600 ' comprise multiple piezoresistance sensors 603, are respectively adjacent to flexible substrate 100 all around.In the present embodiment,
Piezoresistance sensor 603 be shaped as long square wave pattern (as shown in Figure 3), but be not limited thereto.In other enforcements
Example in, piezoresistance sensor can also coordinate the space typesetting of bendable touch control panel device do be rectangle, sawtooth waveforms,
The rotation style such as ripple or fourchette ripple, and length-width ratio or cycle change is done depending on control unit 410 resistance value analytic ability
The adjustment changed.Further, since detection arrangement, after the increased resistance value of the piezoresistance sensor 603 in corner, can determine whether
Go out region by bending.Such design can provide extra user input interface, and (e.g. extra input is pressed
Button).
Refer to Fig. 4, it is the top view comprising shielding layer according to the bendable touch control panel device of the present invention.As figure
Shown, the bendable touch control panel device of the present invention can further include a shielding layer 800.In second, third embodiment,
Shielding layer 800 can cover piezoresistance sensor circuit group 600,600 '.Because shielding layer 800 is dark material,
The piezoresistance sensor circuit group 600,600 ' that shielded layer 800 covers do not require the use of connect diaphanous material so as to
More flexible in the selection of material.Specifically, piezoresistance sensor circuit group 600,600 ' can be for example not
There is the metal-oxide of light transmission features, ceramic material, nano metal chelate, high molecular polymer etc..
Need it is specifically intended that all features disclosed in the description of the invention all may be with additive method or knot
Structure combines, and in this specification, each disclosed feature may be optionally special with identical, equal or similar purpose
Levy and replaced, therefore, in addition to especially significant feature, in the description of the present invention disclosed all features are only
It is equal or one of similar features example.
Although the present invention is disclosed above with preferred embodiment, so it is not limited to the present invention, any is familiar with this skill
Skill person, without departing from the spirit and scope of the present invention, when can be used for a variety of modifications and variations.
Claims (18)
1. a kind of bendable touch control panel device is it is characterised in that described bendable touch control panel device comprises：
One flexible substrate, has a upper surface；
The transparency conducting layer of one tool piezoresistance characteristic, is arranged at the described upper surface of described flexible substrate, described tool pressure
The transparency conducting layer of resistance characteristic comprises multiple first sensing units and multiple second sensing unit, and wherein each described first
Sensing unit is to be electrically connected to each other in a first direction, and each described second sensing unit is to be electrically connected to each other in one second
Direction, described second direction is different with described first direction；
One conductive circuit layer, positioned at the described upper surface of described flexible substrate, described conductive circuit layer is around described tool
The transparency conducting layer of piezoresistance characteristic and described first sensing unit of electrical connection and described second sensing unit；And
One flexible printer circuit assembly, comprises a connection line group, a driving and detection module and a control unit,
Described conductive circuit layer is electrically connected with described driving and detection module and described control unit via described connection line group,
Described driving and detection module and described control unit are in order to capture the resistance variations of described bendable touch control panel device
Value and electric capacity or voltage change.
2. as claimed in claim 1 bendable touch control panel device it is characterised in that one parsing resistance circuit join
It is placed in described driving and detection module, described driving and detection module can be in a capacitance detecting pattern or resistance detection moulds
Formula switches over, described drive and detection module sends a pumping signal of detection resistance, and drive and examine described
Survey in module and carry out signal resolution.
3. as claimed in claim 1 bendable touch control panel device it is characterised in that one parsing resistance circuit join
It is placed in described control unit, described control unit sends a pumping signal of detection resistance and carries out signal resolution, described
Drive and detection module is only used as the electric signal transmission bridge that is turned on or off.
4. as claimed in claim 1 bendable touch control panel device it is characterised in that in each described second direction
Described second sensing unit include at least three sensing unit bits different from each other, described three sensing unit bits are to hand over
Staggered arrangement arranges, and when described bendable touch control panel device is touched or is bent, described three sensing unit bits are each self-produced
The different resistance variations of life.
5. as claimed in claim 1 bendable touch control panel device it is characterised in that described bendable touch surface
Panel assembly further includes a system host board, and described flexible printer circuit assembly further includes a connectivity port, described soft print
Brush circuit unit is electrically connected to described system host board by described connectivity port.
6. as claimed in claim 1 bendable touch control panel device it is characterised in that described bendable touch surface
Panel assembly further includes a protective layer, and described protective layer covers described upper surface, the electrically conducting transparent of described tool piezoresistance characteristic
Layer and described conductive circuit layer.
7. as claimed in claim 1 bendable touch control panel device it is characterised in that described tool piezoresistance characteristic
The material of transparency conducting layer comprise metal-oxide, ceramic material, nano metal chelate or high molecular polymer.
8. as claimed in claim 1 bendable touch control panel device it is characterised in that described bendable touch surface
Panel assembly further includes an insulating barrier, and described insulating barrier is arranged at each described first sensing unit and each described second sensing is single
Unit between and separate described first sensing unit and described second sensing unit.
9. as claimed in claim 4 bendable touch control panel device it is characterised in that adjacent described second sense
The described sensing unit position that survey unit respectively has different neck width is formed.
10. a kind of bendable touch control panel device is it is characterised in that described bendable contact panel comprises：
One flexible substrate, has a upper surface；
One transparency conducting layer, is arranged at the described upper surface of described flexible substrate, and described transparency conducting layer comprises multiple
First sensing unit and multiple second sensing unit, wherein each described first sensing unit is to be electrically connected to each other in one first
Direction, and each described second sensing unit is to be electrically connected to each other in a second direction, described second direction and described first
Direction is different；
One conductive circuit layer, positioned at the described upper surface of described flexible substrate, described conductive circuit layer is around described
Bright conductive layer and described first sensing unit of electrical connection and described second sensing unit；
One piezoresistance sensor circuit group, is arranged at the described upper surface of described flexible substrate, and described piezoelectricity resistance sense
Survey device circuit group around described conductive circuit layer, wherein said transparency conducting layer, described conductive circuit layer and described piezoelectricity
Resistance sensor circuit group be by integrally formed or both overlap joint in the way of via with along with technique make be arranged at described in
The described upper surface of flexible substrate；And
One flexible printer circuit assembly, comprises a connection line group, a driving and detection module and a control unit,
Described conductive circuit layer is driven and detection with described via described connection line group with described piezoresistance sensor circuit group
Module and described control unit electrical connection, described driving and detection module are described flexible in order to capture with described control unit
The increased resistance value of formula touch control panel device and electric capacity or voltage change.
11. as claimed in claim 10 bendable touch control panel device it is characterised in that described conductive circuit layer
Electrically connect with described driving and detection module, described piezoresistance sensor circuit group is electrically connected with described control unit, one
Parsing resistance circuit is configured at described control unit, and described control unit sends a pumping signal of detection resistance and does
Signal resolution, described control unit sends to described driving and detection module and sends detection electricity after request capacitance detecting signal
The described pumping signal of resistance, when described control unit is during parsing resistance signal, described control unit is simultaneously
Do the action of parsing resistance.
12. as claimed in claim 10 bendable touch control panel device it is characterised in that described bendable touch-control
Face equipment further includes a system host board, and described flexible printer circuit assembly further includes a connectivity port, described soft
Printed circuit assembly is electrically connected to described system host board by described connectivity port.
13. as claimed in claim 10 bendable touch control panel device it is characterised in that described piezoresistance sensing
Device circuit group comprises multiple piezoresistance sensors, and described piezoresistance sensor is adjacent at least one jiao of described flexible substrate
Fall.
14. as claimed in claim 13 bendable touch control panel device it is characterised in that described piezoresistance sensing
The shape of device is for rectangular patterns.
15. as claimed in claim 10 bendable touch control panel device it is characterised in that described piezoresistance sensing
Device circuit group comprises multiple piezoresistance sensors, and described piezoresistance sensor and described flexible printer circuit assembly are adjacent respectively
The four side of closely described flexible substrate.
16. as claimed in claim 10 bendable touch control panel device it is characterised in that described bendable touch-control
Face equipment further includes a shielding layer, and described shielding layer covers described piezoresistance sensor circuit group.
17. bendable touch control panel devices as described in claim 13 or 15 are it is characterised in that described piezoresistance
The material of sensor comprises metal-oxide, ceramic material, nano metal chelate or high molecular polymer.
A kind of 18. bendable touch control panel devices are it is characterised in that described bendable touch control panel device comprises：
One flexible substrate, has a upper surface；
The transparency conducting layer of one tool piezoresistance characteristic, is arranged at the described upper surface of described flexible substrate, described tool pressure
The transparency conducting layer of resistance characteristic comprises multiple first sensing units and multiple second sensing unit, and wherein each described first
Sensing unit is to be electrically connected to each other in a first direction, and each described second sensing unit is to be electrically connected to each other in one second
Direction, described second direction is different with described first direction；
One conductive circuit layer, positioned at the described upper surface of described flexible substrate, described conductive circuit layer is around described tool
The transparency conducting layer of piezoresistance characteristic and described first sensing unit of electrical connection and described second sensing unit；
One piezoresistance sensor circuit group, is arranged at the described upper surface of described flexible substrate, and described piezoelectricity resistance sense
Survey device circuit group around described conductive circuit layer, wherein, described transparency conducting layer, described conductive circuit layer and described pressure
Resistance sensing device circuit group be by integrally formed or both overlap joint in the way of via with along with technique making be arranged at institute
State the described upper surface of flexible substrate；And
One flexible printer circuit assembly, comprises a connection line group, a driving and detection module and a control unit,
Described conductive circuit layer is electrically connected with described driving and detection module and described control unit via described connection line group,
Described driving and detection module and described control unit are in order to capture the resistance variations of described bendable touch control panel device
Value and electric capacity or voltage change.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW104127461 | 2015-08-24 | ||
| TW104127461A TW201709040A (en) | 2015-08-24 | 2015-08-24 | Flexible touch panel device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106484200A true CN106484200A (en) | 2017-03-08 |
Family
ID=58238220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510700550.9A Pending CN106484200A (en) | 2015-08-24 | 2015-10-26 | Flexible touch panel device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106484200A (en) |
| TW (1) | TW201709040A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11782561B2 (en) | 2020-05-29 | 2023-10-10 | Boe Technology Group Co., Ltd. | Display panel, touch control structure and display device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109782961B (en) * | 2019-02-22 | 2022-04-15 | 业成科技（成都）有限公司 | Touch panel |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008152468A (en) * | 2006-12-15 | 2008-07-03 | Mitsubishi Electric Corp | Touch panel control device |
| CN101639749A (en) * | 2009-08-21 | 2010-02-03 | 深圳莱宝高科技股份有限公司 | Wiring and manufacturing method of capacitive touch screen |
| CN101825961A (en) * | 2009-03-03 | 2010-09-08 | 宸鸿光电科技股份有限公司 | Integrated touch device |
| CN102214037A (en) * | 2010-04-07 | 2011-10-12 | 索尼公司 | Electronic device and operation detection method |
| CN203276248U (en) * | 2013-05-23 | 2013-11-06 | 福建省辉锐材料科技有限公司 | Touch screen capable of sensing touch positions and pressure |
| CN104713469A (en) * | 2013-12-17 | 2015-06-17 | 财团法人工业技术研究院 | Flexure sensor applied to flexible display panel and related sensing method and system |
-
2015
- 2015-08-24 TW TW104127461A patent/TW201709040A/en unknown
- 2015-10-26 CN CN201510700550.9A patent/CN106484200A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008152468A (en) * | 2006-12-15 | 2008-07-03 | Mitsubishi Electric Corp | Touch panel control device |
| CN101825961A (en) * | 2009-03-03 | 2010-09-08 | 宸鸿光电科技股份有限公司 | Integrated touch device |
| CN101639749A (en) * | 2009-08-21 | 2010-02-03 | 深圳莱宝高科技股份有限公司 | Wiring and manufacturing method of capacitive touch screen |
| CN102214037A (en) * | 2010-04-07 | 2011-10-12 | 索尼公司 | Electronic device and operation detection method |
| CN203276248U (en) * | 2013-05-23 | 2013-11-06 | 福建省辉锐材料科技有限公司 | Touch screen capable of sensing touch positions and pressure |
| CN104713469A (en) * | 2013-12-17 | 2015-06-17 | 财团法人工业技术研究院 | Flexure sensor applied to flexible display panel and related sensing method and system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11782561B2 (en) | 2020-05-29 | 2023-10-10 | Boe Technology Group Co., Ltd. | Display panel, touch control structure and display device |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201709040A (en) | 2017-03-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9690435B2 (en) | Touch display panel and method for manufacturing and driving the same and touch display device | |
| US11023700B2 (en) | Cover member and display device | |
| US9740359B2 (en) | Voltage difference-based capacitive touch detection device, capacitive touch detection method and capacitive touch screen panel, and display device with built-in capacitive touch screen panel | |
| CN105531655B (en) | Inverted cell sensor pattern | |
| CN107229369B (en) | Detection device and display device with touch detection function | |
| JP6549976B2 (en) | Touch detection device and display device with touch detection function | |
| CN105975137B (en) | Touch display panel and touch display device | |
| US8937607B2 (en) | Capacitive touch panel with dynamically allocated electrodes | |
| CN206818338U (en) | Pressure sensitive component and the electronic equipment with the pressure sensitive component | |
| CN104281341B (en) | capacitive touch sensing device | |
| CN104718521B (en) | Touch Sensors and Electronics | |
| CN101089802A (en) | 2D position sensor | |
| US11531432B2 (en) | Proximity sensor | |
| JP2008217784A (en) | Touch panel | |
| CN107728357A (en) | In-cell touch display panel | |
| US9921705B2 (en) | Resistive film type touch panel having electrode grouping and routing wires arranged to miniaturize the touch panel, and a method of detecting a pressing position on the touch panel | |
| EP2904479B1 (en) | Touch sensors and touch sensing methods | |
| CN105404430B (en) | 3D pressure-sensitive touch screen, manufacturing method thereof and 3D pressure-sensitive touch implementation method | |
| CN107256101A (en) | Touch display panel and display device | |
| KR101009925B1 (en) | Single Layer Touch Panel Sensor | |
| EP2494429B1 (en) | Method and device for providing a touch screen with equi-potential connection points | |
| CN107368222B (en) | Array substrate, touch display panel and display device thereof | |
| CN106484200A (en) | Flexible touch panel device | |
| CN204883660U (en) | Enhancement mode 3D detection module | |
| CN105389052A (en) | Touch panel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170308 |