CN110362240A - A kind of capacitance plate and terminal device with channel handoff functionality - Google Patents
A kind of capacitance plate and terminal device with channel handoff functionality Download PDFInfo
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- CN110362240A CN110362240A CN201910661899.4A CN201910661899A CN110362240A CN 110362240 A CN110362240 A CN 110362240A CN 201910661899 A CN201910661899 A CN 201910661899A CN 110362240 A CN110362240 A CN 110362240A
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- Prior art keywords
- induction electrode
- induction
- driving electrodes
- layer
- capacitance plate
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- 230000006698 induction Effects 0.000 claims abstract description 117
- 239000010410 layer Substances 0.000 claims description 91
- 239000012790 adhesive layer Substances 0.000 claims description 20
- 238000009413 insulation Methods 0.000 claims description 13
- 239000011521 glass Substances 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 5
- 239000002356 single layer Substances 0.000 claims description 5
- 229910003460 diamond Inorganic materials 0.000 claims description 4
- 239000010432 diamond Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 2
- 229910052709 silver Inorganic materials 0.000 claims description 2
- 239000004332 silver Substances 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 5
- 239000000758 substrate Substances 0.000 description 8
- 230000005611 electricity Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 239000002070 nanowire Substances 0.000 description 2
- 239000002042 Silver nanowire Substances 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004064 dysfunction Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Input By Displaying (AREA)
Abstract
The present invention relates to capacitance plate field more particularly to a kind of capacitance plates and terminal device with channel handoff functionality.The conductive layer of capacitance plate of the present invention includes vertically disposed induction electrode layer and drive electrode layer；Induction electrode layer includes interlock spaced first induction electrode and the second induction electrode；Drive electrode layer includes interlock spaced first driving electrodes and the second driving electrodes；Capacitance plate further includes the MCU module for controlling first/second induction electrode, first/second driving electrodes working condition, and MCU module is electrically connected with induction electrode layer and drive electrode layer respectively.The present invention passes through one group of new second induction electrode and the second driving electrodes of being intervally arranged on the first induction electrode of conductive layer routine and the first driving electrodes, form two groups of different touch programs, control its working condition respectively by MCU module, it can be in the case where in addition not increasing induction and driving material, the handoff functionality for realizing two groups of channels saves hardware maintenance cost.
Description
Technical field
The present invention relates to capacitance plate field more particularly to a kind of capacitance plates and terminal device with channel handoff functionality.
Background technique
Fast development and application, more and more intelligent electronics with information technology, wireless telecommunications and information household appliances
Product incorporates people's lives, and touch screen is developed rapidly as the good medium in human-computer interaction problem.Touch screen master
It is divided into resistance-type, condenser type, surface infrared type touch screen.Wherein capacitive touch screen because have structure is simple, light transmittance is high,
The variation of resistance to environment temperature and humidity, the advantages that multiple point touching can be achieved in rub resistance, and increasingly as the market centre of touch screen and city
Field focus.
Capacitance plate generally comprises touch panel, glass substrate and electrode layer；Electrode layer is arranged on the glass substrate, electrode layer
Including multiple induction electrodes extended along a first direction and it is multiple along second direction extend driving electrodes, induction electrode and
The interlaced formation induction arrays of driving electrodes.The induction electrode and driving electrodes of existing capacitance plate are all single group channels, one
There is function problem in denier touch screen, can only just scrap and the capacitance plate that more renews solves, increase maintenance cost.
Summary of the invention
Against the above technical problems, the present invention provides a kind of capacitance plate and terminal device with channel handoff functionality, leads to
The channel for crossing two groups of induction electrodes that can be switched over and driving electrodes of setting realizes the function backup of capacitance plate, facilitates
It solves capacitance plate and the maintenance problem of dysfunction occurs because passage portion damages, reduce maintenance cost.
The invention adopts the following technical scheme:
A kind of capacitance plate with channel handoff functionality, including the cover board, the first adhesive layer and conduction being cascading
Layer, in which: conductive layer includes vertically disposed induction electrode layer and drive electrode layer；Induction electrode layer includes interval row of interlocking
The first induction electrode and the second induction electrode of column；Drive electrode layer includes spaced first driving electrodes and second of interlocking
Driving electrodes；Capacitance plate further includes the first induction electrode of control, the second induction electrode, the first driving electrodes and the second driving electrodes
Working condition MCU module, MCU module is electrically connected with induction electrode layer and drive electrode layer respectively.
Further, capacitance plate includes the induction IC module being electrically connected with MCU module and driving IC module, in which: first
Induction electrode and the second induction electrode are respectively connected to the first induction pin and second of induction IC module by induction channels FPC
Incude pin；First driving electrodes and the second driving electrodes are by driving channel FPC to be respectively connected to the first of driving IC module
Drive pin and the second driving pin；MCU module by control first induction pin, second induction pin, first driving pin,
The working condition of second driving pin is realized to the first induction electrode, the second induction electrode, the first driving electrodes and the second driving
The control of electrode.
Further, the first induction electrode and the second induction electrode are parallel to each other insulation set；First driving electrodes and
Two driving electrodes are parallel to each other insulation set.
Further, capacitance plate further includes the second adhesive layer, and the second adhesive layer is exhausted by induction electrode layer and drive electrode layer
Edge separates.
Further, the first induction electrode and/or the second induction electrode and the first driving electrodes and/or the second driving electrodes
Crossover location pass through metal bridge formation structural insulation connect.
Further, induction electrode layer and the pattern of drive electrode layer include diamond shape, bar shaped, rectangle.
Further, conductive layer is nano-silver conductive layer or ITO conductive layer or metal grill conductive layer.
Further, conductive layer is by two-sided electro-conductive glass and the single-layer double-side conduction for being located at two-sided electro-conductive glass two sides
Film composition, single-layer double-side conductive film respectively constitute drive electrode layer and induction electrode layer.
Further, the first adhesive layer is OCA optical adhesive layer.
The present invention also provides a kind of terminal devices, including the above-mentioned capacitance plate with channel handoff functionality.
Capacitance plate with channel handoff functionality of the invention, passes through the first induction electrode and first in conductive layer routine
Be intervally arranged one group of new second induction electrode and the second driving electrodes in driving electrodes, controls first respectively by MCU module
The working condition of induction electrode, the first driving electrodes and the second induction electrode, the second driving electrodes realizes the switching in two groups of channels
And the function backup of capacitance plate.The present invention designs two groups of channels of setting by adjusting conductive layer pattern, can not in addition increase sense
Should with driving material in the case where, i.e., on the basis of not increasing touch screen hardware cost, realize two groups of channels handoff functionality, save
Hardware maintenance cost is gone.
Detailed description of the invention
Illustrate the embodiment of the present invention or technical solution in the prior art in order to clearer, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it is clear that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the structural schematic diagram of the capacitance plate with channel handoff functionality of the invention；
Fig. 2 is the first embodiment schematic cross-section of the capacitance plate with channel handoff functionality of the invention；
Fig. 3 is second of embodiment schematic cross-section of the capacitance plate with channel handoff functionality of the invention；
In figure: 1- cover board, the first adhesive layer of 2-, 3- conductive layer, 4- induction electrode layer, the first induction electrode of 41-, 42-
Two induction electrodes, 5- drive electrode layer, the first driving electrodes of 51-, the second driving electrodes of 52-, 6- induction channels FPC, 7- induction
IC module, 8- drive channel FPC, 9- to drive IC module, 10-MCU module, the second adhesive layer of 11-, 12- metal bridging structure.
Specific embodiment
Below in conjunction with the attached drawing in the present invention, technical solution in the embodiment of the present invention carry out it is clear, completely retouch
It states, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the present invention
In embodiment, those skilled in the art's all other reality obtained without making creative work
Example is applied, protection scope of the present invention is belonged to.
A kind of capacitance plate with channel handoff functionality, as shown in Figure 1, including that the cover board 1, first being cascading glues
Tie layer 2 and conductive layer 3, in which: conductive layer 3 includes vertically disposed induction electrode layer 4 and drive electrode layer 5；Induction electrode
Layer 4 includes interlock spaced first induction electrode 41 and the second induction electrode 42；Drive electrode layer 5 includes interval row of interlocking
The first driving electrodes 51 and the second driving electrodes 52 of column；Capacitance plate further includes control the first induction electrode 41, the second induced electricity
The MCU module 10 of the working condition of pole 42, the first driving electrodes 51 and the second driving electrodes 52, MCU module 10 respectively with induction
Electrode layer 4 and drive electrode layer 5 are electrically connected.
Specifically, capacitance plate includes the induction IC module 7 being electrically connected with MCU module 10 and driving IC module 9, in which: the
One induction electrode 41 and the second induction electrode 42 are respectively connected to the first induction of induction IC module 7 by induction channels FPC 6
Pin and the second induction pin (not shown)；First driving electrodes 51 and the second driving electrodes 52 pass through driving channel FPC
8 are respectively connected to the first driving pin of driving IC module 9 and the second driving pin (not shown)；MCU module 10 passes through
The working condition realization for controlling the first induction pin, the second induction pin, the first driving pin, the second driving pin is felt to first
Answer the control of electrode 41, the second induction electrode 42, the first driving electrodes 51 and the second driving electrodes 52.
Capacitance plate with channel handoff functionality of the invention passes through first induction electrode 41 He conventional in conductive layer 3
Be intervally arranged one group of new second induction electrode 42 and the second driving electrodes 52 in first driving electrodes 51, corresponding in induction IC
Module 7 and driving IC module 9 increase by one group of pin, can form two groups of different touch programs.It, can be with by writing program code
Two groups of driving electrodes and induction electrode work are controlled respectively, and two groups of different touch burning programs are passed through into MCU module
MCU module controls the channel pin of induction and driving IC module respectively, and the function of the switching and capacitance plate of realizing two groups of channels is standby
Part.The present invention designs two groups of channels of setting by adjusting conductive layer pattern, can be in the feelings in addition not increasing induction and driving material
Under condition, i.e., on the basis of not increasing touch screen hardware cost, easily pass through software upgrading in the case of capacitance plate failure
Mode starts backup and remedies scheme, realizes the handoff functionality in two groups of channels, eliminates hardware maintenance cost.
It should be noted that realize two groups of driving electrodes and induction electrode work respectively and write program in the present invention
Code, using the software programming means of this field routine, the present invention is not specifically limited.The present invention is by adjusting pattern
Design increases separately one group of channel in induction electrode and drive electrode layer, and corresponds to and increase pin in IC module to realize channel
Function switch, the program code specifically write and the software being related to etc. are the prior art, are only played to channel
One selection index system, the present invention are not the technical solutions proposed to software itself.
The insulation set specifically, the first induction electrode 41 and the second induction electrode 42 are parallel to each other；First driving electrodes 51
It is parallel to each other insulation set with the second driving electrodes 52.It is parallel to each other and staggeredly spaced first induction electrode 41 and second
Induction electrode 42 and the first driving electrodes 51 and the second driving electrodes 52, mutually insulated does not contact between each electrode, each other it
Between will not impact.More specifically, to first/second induction/driving electrodes each in induction electrode layer 4 and drive electrode layer 5
Quantity and adjacent electrode between spacing, the present invention is not specifically limited, can be distributed according to product size or according to need
It is selected, it, can be real when using any one group in the first induction/driving electrodes and the second induction/driving electrodes
Present any position finger touch function is realized by capacitor cell.
Specifically, as depicted in figs. 1 and 2, capacitance plate includes being cascading as the first embodiment of the invention
Cover board 1, the first adhesive layer 2, induction electrode layer 4, the second adhesive layer 11, drive electrode layer 5.In the present embodiment, induced electricity
Pole layer 4 and drive electrode layer 5 are separated by the insulation of the second adhesive layer 11.The first induction electrode 41 on induction electrode layer 4 and
The insulation arranged in parallel of two induction electrode 42 does not contact；The first driving electrodes 51 and the second driving electricity in drive electrode layer 5
Pole 52 is parallel to each other to insulate and not contact；Due to the setting of the second adhesive layer 11, induction electrode layer 4 and drive electrode layer 5 are mutually hung down
Straight and insulation does not contact.
Specifically, as second of embodiment of the invention, as shown in figures 1 and 3, including the cover board being cascading
1, the first adhesive layer 2 and conductive layer 3, conductive layer 3 include vertically disposed induction electrode layer 4 and drive electrode layer 5；Induced electricity
Pole layer 4 includes interlock spaced first induction electrode 41 and the second induction electrode 42；Drive electrode layer 5 includes staggeredly being spaced
The first driving electrodes 51 and the second driving electrodes 52 of arrangement；To realize the exhausted of induction electrode and driving electrodes square crossing position
Edge, by the friendship of the first induction electrode 41 and/or the second induction electrode 42 and the first driving electrodes 51 and/or the second driving electrodes 52
Vent is set to be connected by metal bridging structure 12.
Specifically, induction electrode layer 4 and the pattern of drive electrode layer 5 include diamond shape, bar shaped, rectangle.Certainly, induction electrode
Layer 4 and the pattern of drive electrode layer 5 can be adjusted according to actual use situation, and diamond shape and bar shaped, rectangular patterns are one kind
Preferred embodiment, not as the specific restriction to electrode layer pattern of the present invention.
Specifically, conductive layer 3 is nano-silver conductive layer or ITO conductive layer or metal grill conductive layer.More specifically, conductive
Layer is coated and cured conducting medium on base material, if conductive layer is the coated and cured electrocondution slurry in substrate surface, is led
Plasma-based material be silver nanowires, nanowires of gold, copper nano-wire, nickel nano wire, silver nano-grain, gold nano grain, copper nano particles,
One of nano nickel particles or a variety of mixing.Substrate is any one in PET, COP, TAC, PVC, PI, PE.This field skill
Art personnel can actually select according to application conditions of capacitance plate etc., and the present invention is not specifically limited, above-mentioned several substrates
Not as the concrete restriction to this programme.
More specifically, as one embodiment of the present invention, the substrate of conductive layer is two-sided electro-conductive glass, in substrate
Tow sides are respectively set single-layer double-side conductive film and do electrode, and drive electrode layer and induction electrode layer are located at the two of substrate
Face.The structure of this programme is simple, save the cost.
Specifically, the first adhesive layer 2 is OCA optical adhesive layer, the second adhesive layer 11 is OCA optical adhesive layer.OCA optical cement was both
Excellent bond effect is played, and there is good insulation effect, so that being located at induction electrode layer 4 and drive electrode layer 5
Orthogonal electrode between do not contact, effectively insulate, it is therefore prevented that the generation of short circuit phenomenon.
The present invention also provides a kind of terminal devices, including the above-mentioned capacitance plate with channel handoff functionality.Specifically, terminal
Equipment is the equipment such as mobile phone, tablet computer, laptop, electric paper book, advertisement machine, the mechanical, electrical sub- blackboard of meeting.
The present invention is further described by specific embodiment above, it should be understood that, here specifically
Description, should not be construed as the restriction for the essence of the present invention with range, and one of ordinary skilled in the art is reading this explanation
The various modifications made after book to above-described embodiment belong to the range that the present invention is protected.
Claims (10)
1. a kind of capacitance plate with channel handoff functionality, which is characterized in that including be cascading cover board, first bonding
Layer and conductive layer, in which:
The conductive layer includes vertically disposed induction electrode layer and drive electrode layer；
The induction electrode layer includes interlock spaced first induction electrode and the second induction electrode；
The drive electrode layer includes interlock spaced first driving electrodes and the second driving electrodes；
The capacitance plate further includes control first induction electrode, the second induction electrode, the first driving electrodes and the second driving
The MCU module of the working condition of electrode, the MCU module are electrically connected with the induction electrode layer and the drive electrode layer respectively
It connects.
2. the capacitance plate according to claim 1 with channel handoff functionality, which is characterized in that the capacitance plate include with
The induction IC module and driving IC module of the MCU module electrical connection, in which:
First induction electrode and the second induction electrode are respectively connected to the first sense of induction IC module by induction channels FPC
Pin and second is answered to incude pin；
First driving electrodes and the second driving electrodes are driven by driving channel FPC to be respectively connected to the first of driving IC module
Dynamic pin and the second driving pin；
The MCU module passes through the first induction of control pin, the second induction pin, the first driving pin, the second driving pin
Working condition realizes the control to the first induction electrode, the second induction electrode, the first driving electrodes and the second driving electrodes.
3. the capacitance plate according to claim 1 with channel handoff functionality, which is characterized in that first induction electrode
It is parallel to each other insulation set with the second induction electrode；The insulation that is parallel to each other of first driving electrodes and the second driving electrodes is set
It sets.
4. the capacitance plate according to claim 1 with channel handoff functionality, which is characterized in that the capacitance plate further includes
Second adhesive layer, second adhesive layer separate the induction electrode layer and drive electrode layer insulation.
5. the capacitance plate according to claim 1 with channel handoff functionality, which is characterized in that first induction electrode
And/or second the crossover locations of induction electrode and first driving electrodes and/or the second driving electrodes built bridge knot by metal
Structure insulation connection.
6. the capacitance plate according to claim 1 with channel handoff functionality, which is characterized in that the induction electrode layer and
The pattern of drive electrode layer includes diamond shape, bar shaped, rectangle.
7. the capacitance plate according to claim 1 with channel handoff functionality, which is characterized in that the conductive layer is nanometer
Silver conductive layer or ITO conductive layer or metal grill conductive layer.
8. the capacitance plate according to claim 1 with channel handoff functionality, which is characterized in that the conductive layer is by two-sided
Electro-conductive glass and the single-layer double-side conductive film composition for being located at the two-sided electro-conductive glass two sides, the single-layer double-side are conductive
Film respectively constitutes drive electrode layer and induction electrode layer.
9. the capacitance plate according to claim 1 with channel handoff functionality, which is characterized in that first adhesive layer is
OCA optical adhesive layer.
10. a kind of terminal device, which is characterized in that there is channel handoff functionality including of any of claims 1-9
Capacitance plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910661899.4A CN110362240A (en) | 2019-07-22 | 2019-07-22 | A kind of capacitance plate and terminal device with channel handoff functionality |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910661899.4A CN110362240A (en) | 2019-07-22 | 2019-07-22 | A kind of capacitance plate and terminal device with channel handoff functionality |
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| Publication Number | Publication Date |
|---|---|
| CN110362240A true CN110362240A (en) | 2019-10-22 |
Family
ID=68221325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910661899.4A Pending CN110362240A (en) | 2019-07-22 | 2019-07-22 | A kind of capacitance plate and terminal device with channel handoff functionality |
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| Country | Link |
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| CN (1) | CN110362240A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114608626A (en) * | 2022-02-28 | 2022-06-10 | 深圳市越疆科技有限公司 | Electrode, electronic skin, shell, mechanical arm and production method of electrode |
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| CN101989144A (en) * | 2009-08-07 | 2011-03-23 | 鸿富锦精密工业（深圳）有限公司 | Touch panel and touch input device by using same |
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