CN106843583A - A kind of pressure sensitive panel - Google Patents
A kind of pressure sensitive panel Download PDFInfo
- Publication number
- CN106843583A CN106843583A CN201710050096.6A CN201710050096A CN106843583A CN 106843583 A CN106843583 A CN 106843583A CN 201710050096 A CN201710050096 A CN 201710050096A CN 106843583 A CN106843583 A CN 106843583A
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- CN
- China
- Prior art keywords
- electrode
- panel according
- array base
- base palte
- pressure sensitive
- 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.)
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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
- G06F3/0412—Digitisers structurally integrated in a display
-
- 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
-
- 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)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention provides a kind of pressure sensitive panel, including：First electrode, is arranged in the substrate of array base palte, including multiple independent induction electrodes, and each independent induction electrode is connected by the multiple shading metal derbies in respective regions formed respectively, and the first electrode is used to block backlight；Second electrode, is arranged in backlight module and is grounded setting, wherein, the first electrode and the second electrode constitute pressure sensitive electric capacity, are used to judge the depressed position of the panel.The present invention can realize the detecting of pressure touch.
Description
Technical field
The invention belongs to technical field of touch-control display, specifically, more particularly to a kind of pressure sensitive panel.
Background technology
With the appearance of 3D touch technologies, pressure sensitive panel is used by increasing cell phone manufacturer.3D touch technologies
Different pressure-sensitive dynamics touch-controls can be sensed.
Existing frequently-used pressure sensitive panel is realized by forming touch control electrode at the back side of array base palte side glass.
Such implementation needs to increase film forming, exposure and etching processing procedure at the back side of array base palte, increased production process, right
Product yield can be impacted.
The content of the invention
To solve problem above, the invention provides a kind of pressure sensitive panel, it is used to realize the detecting of pressure touch.
According to one embodiment of present invention, there is provided a kind of pressure sensitive panel, including：
First electrode, is arranged in the substrate of array base palte, including multiple independent induction electrodes, and each feeling of independence should
Electrode is connected by the multiple shading metal derbies in respective regions formed respectively, and the first electrode is used to block backlight；
Second electrode, is arranged in backlight module and is grounded setting,
Wherein, the first electrode and the second electrode constitute pressure sensitive electric capacity, are used to judge receiving for the panel
Pressure position.
According to one embodiment of present invention, the second electrode is arranged in the backlight module towards the array base
The side of plate.
According to one embodiment of present invention, the second electrode is nesa coating.
According to one embodiment of present invention, the nesa coating is transparent metal film or indium tin oxide films.
According to one embodiment of present invention, the second electrode is block type electrode.
According to one embodiment of present invention, the shading metal derby is connected to form the independent induced electricity by presumptive area
Pole, each described independent independent connecting lead wire of induction electrode.
According to one embodiment of present invention, for connect presumptive area the shading metal derby the first connecting line with
The data line overlap of array base palte side.
According to one embodiment of present invention, for connect presumptive area the shading metal derby the second connecting line with
The scanning line overlap of array base palte side, first connecting line is vertically arranged with second connecting line.
According to one embodiment of present invention, insulating barrier and screen layer are also disposed with the first electrode.
According to one embodiment of present invention, the screen layer is the nesa coating for applying public electrode voltages.
Beneficial effects of the present invention：
The present invention increases second electrode by backlight module side, and using shading metal derby as first electrode, forms pressure
Power induction electrode realizes the detecting of pressure touch, and processing procedure operation need not be increased newly compared with prior art, and technical scheme is easily real
It is existing and with low cost.
Other features and advantages of the present invention will be illustrated in the following description, also, the partly change from specification
Obtain it is clear that or being understood by implementing the present invention.The purpose of the present invention and other advantages can be by specification, rights
Specifically noted structure is realized and obtained in claim and accompanying drawing.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, below embodiment will be described needed for want
Accompanying drawing does simple introduction：
Fig. 1 is a kind of viewing area structural representation of LTPS panels in the prior art；
Fig. 2 is pressure sensitive panel cross-sectional view according to an embodiment of the invention；
Fig. 3 is pressure sensitive effect diagram according to an embodiment of the invention；
Fig. 4 is the schematic top plan view of pressure sensitive panel according to an embodiment of the invention.
Specific embodiment
Describe embodiments of the present invention in detail below with reference to drawings and Examples, how the present invention is applied whereby
Technological means solves technical problem, and reaches the implementation process of technique effect and can fully understand and implement according to this.Need explanation
As long as not constituting conflict, each embodiment in the present invention and each feature in each embodiment can be combined with each other,
The technical scheme for being formed is within protection scope of the present invention.
It is as shown in Figure 1 a kind of conventional LTPS panel display sections schematic diagram in the prior art, in viewing area
There are one layer of shading metal, i.e. light shield layer 12 in the lower section of LTPS TFT switches device 11.Light shield layer 12 is opened TFT for blocking backlight
The irradiation of polysilicon active layer in device 11 is closed, to reduce leakage current during TFT OFF state.Light shield layer 12 is only in viewing area
Vertical blockage one by one, is directly made on the glass of array base palte side, nearest apart from backlight after module group assembling.TFT is opened
The source electrode 111 for closing device 11 is connected by via with data wire 13, and drain electrode 112 is connected by another via with pixel electrode 15,
Grid is controlled to open and close by scan line 14.
Set based on light shield layer of the prior art shown in Fig. 1, the invention provides a kind of pressure sensitive panel, by inciting somebody to action
Original light shield layer metal realizes the detecting of pressure touch as pressure sensitive electrode in existing panel.The present invention is more existing
Technical scheme, it is not necessary to which newly-increased processing procedure operation, technical scheme is easier to realize and with low cost.
Pressure sensitive panel according to an embodiment of the invention is illustrated in figure 2, is come to the present invention below with reference to Fig. 2
It is described in detail.
The pressure sensitive panel includes first electrode 400 and second electrode 200.First electrode 400 is arranged at array base palte
Glass substrate 300 on, including multiple independent induction electrodes 410, each independent induction electrode 410 is respectively by respective regions
Multiple shading metal derbies connect to be formed, for blocking backlight；Second electrode 200 is arranged in backlight module 100 and is grounded.Its
In, first electrode 400 and second electrode 200 constitute pressure sensitive electric capacity, are used to judge the pressing position of panel.
Specifically, as shown in Fig. 2 the shading metal derby in the certain block in viewing area is coupled together into one independence of composition
Induction electrode 410, multiple independent induction electrodes 410 constitute first electrode 400 (as shown in the corresponding mark of dotted portion), and connect
Receive corresponding touch scanning signals；Increase the second electrode of ground connection in backlight module.The shading of so array base palte side is golden
The first electrode 400 that category block is formed is formed pressure sensitive electric capacity with the second electrode 200 of ground connection in backlight.
When firmly pressing panel, the glass of array base palte side changes with the distance of backlight, and the electric capacity will be and then
Change.Can discover whether to there occurs push action if not stopping to detect the size of electric capacity.Due to light shield layer metal quilt
It has been divided into and has connected the independent induction electrode for being formed by some shading metal derbies, each independent induction electrode is used as a touch-control electricity
Pole, is distributed in the diverse location of viewing area, thus just can according to the electric capacity of specific which position of detection change come
Judge the position of panel pressing.
Array base palte herein includes general structure, such as thin film transistor (TFT), data wire and scan line in the prior art, and
Interlayer insulating film between each structure etc., the present invention is not detailed.
According to one embodiment of present invention, the second electrode 200 is arranged at backlight module 100 towards the one of array base palte
Side.Specifically, as shown in Fig. 2 being provided with second electrode 200, second electrode 200 in the U-shaped inner side of U-shaped backlight module 100
Near the glass substrate 300 of array base palte side.So, a chamber is just formed between glass substrate 300 and second electrode 200
Gap, when the panel is pressed, the lacuna will change, and cause the electric capacity between two electrodes to change.Due to first
Electrode 400 is made up of multiple independent induction electrodes 410, and the change independent induction electrode of position of correspondence electric capacity detects the change
Change, the depressed position of panel is assured that according to the change.
According to one embodiment of present invention, the second electrode 200 is nesa coating.Specifically, as shown in Figure 2, will
Second electrode 200 has been arranged between backlight module 100 and array base palte side glass substrate 300.The back of the body that backlight module 100 sends
Light need to be irradiated to glass substrate 300 through second electrode 200.This is accomplished by second electrode 200 and is formed by transparent conductive material, makes
The backlight that sends of backlight module 100 is irradiated on glass substrate 300 through second electrode 200.The transparent conductive film can be with
It is made of transparent conductive metal material, or can also be made of transparent indium tin oxide material (ito thin film).Certainly, this
The transparent conductive film at place can also use other materials, the invention is not restricted to this.
According to one embodiment of present invention, the second electrode 200 is block type electrode.Specifically, as shown in Fig. 2 by
Two electrodes 200 are set to the block type electrode in a whole face, and whole face is covered on the region of the correspondence glass substrate 300 of backlight module 100,
Can so cause that the voltage on the region of correspondence glass substrate 300 of second electrode 200 keeps homogeneous.
According to one embodiment of present invention, shading metal derby is connected to form independent induction electrode by presumptive area, each
The independent independent connecting lead wire of induction electrode.Specifically, as shown in figure 4, shading metal derby 401 is in array on glass substrate 300
Shape is arranged, and shading metal derby 401 is divided in certain region according to predetermined way, such as region 411, region 412, region
413 and region 414.Shading metal derby 411 in regional is interconnected, and forms corresponding independent induction electrode 411, independence
Induction electrode 412, independent induction electrode 413 and independent induction electrode 414.The region 411 of corresponding diagram 4, region 412, region 413
With region 414, corresponding inductive effects are as shown in Figure 3.
The quantity of the shape of regional and internal shading metal derby 401 can set according to specific needs.
As shown in figure 4, corresponding to the interior independent induced electricity such as regional 411, region 412, region 413 and region 414
Pole, each independent induction electrode is separately provided connecting lead wire.As shown in figure 3, the independent induction electrode in each region is single
One connecting lead wire is solely set, for corresponding independent induction electrode output touch scanning signals, being advantageously implemented pressure respectively
Power touch detection.
According to one embodiment of present invention, for the first connection between the shading metal derby 401 for connecting presumptive area
Line 402 and the data line overlap of array base palte side.Specifically, the first connecting line 402 between shading metal derby 401 is set
When, can be set according to the direction of routing of array base palte side data line, will the first connecting line 402 overlapped with data wire.
Because shading metal derby 401 and data wire are constituted by light tight metal, backlight can not be through both.By shading metal
Block 401 and data line overlap are set, and would not influence the aperture opening ratio of pixel script.
According to one embodiment of present invention, for the second connection between the shading metal derby 401 for connecting presumptive area
Line 403 and the scanning line overlap of array base palte side, the first connecting line 402 are vertically arranged with the second connecting line 403.Specifically,
As shown in figure 4, the first connecting line 402 is vertically arranged with the second connecting line 403, corresponding to array base palte side scan line and data
Line is vertically arranged.Also the aperture opening ratio for not interfering with pixel script is so set.
According to one embodiment of present invention, it is additionally provided with insulating barrier in first electrode 400 and is arranged on insulating barrier
Screen layer.The screen layer is used to shield the influence of each component in the array substrate of first electrode 400.
According to one embodiment of present invention, the screen layer is the nesa coating for applying public electrode voltages.Specifically,
One layer of screen layer of applying public electrode is provided with first electrode 400, for by the electric field shielding under it.So, gently
Micro- touch-control will not be detected by touch-control system, and only firmly pressing screen can be just detected when bringing it about deformation by pressing
Make, so as to reach the purpose of pressure sensitive.Not influence the aperture opening ratio of panel, the screen layer uses transparent conductive film.This is saturating
Bright conductive film can be made of transparent conductive metal material, or (ITO is thin can also to use transparent indium tin oxide material
Film) it is made.Certainly, transparent conductive film herein can also use other materials, the invention is not restricted to this.
While it is disclosed that implementation method as above, but described content is only to facilitate understanding the present invention and adopting
Implementation method, is not limited to the present invention.Any those skilled in the art to which this invention pertains, are not departing from this
On the premise of the disclosed spirit and scope of invention, any modification and change can be made in the formal and details implemented,
But scope of patent protection of the invention, must be still defined by the scope of which is defined in the appended claims.
Claims (10)
1. a kind of pressure sensitive panel, including：
First electrode, is arranged in the substrate of array base palte, including multiple independent induction electrodes, each independent induction electrode
Connected by the multiple shading metal derbies in respective regions respectively and formed, the first electrode is used to block backlight；
Second electrode, is arranged in backlight module and is grounded setting,
Wherein, the first electrode and the second electrode constitute pressure sensitive electric capacity, are used to judge the compression position of the panel
Put.
2. panel according to claim 1, it is characterised in that the second electrode be arranged in the backlight module towards
The side of the array base palte.
3. panel according to claim 2, it is characterised in that the second electrode is nesa coating.
4. panel according to claim 3, it is characterised in that the nesa coating is transparent metal film or oxidation
Indium tin thin film.
5. panel according to claim 1, it is characterised in that the second electrode is block type electrode.
6. panel according to claim 5, it is characterised in that the shading metal derby is connected to form described by presumptive area
Independent induction electrode, each described independent independent connecting lead wire of induction electrode.
7. panel according to claim 6, it is characterised in that for connecting the shading metal derby of presumptive area
One connecting line and the data line overlap of array base palte side.
8. panel according to claim 7, it is characterised in that for connecting the shading metal derby of presumptive area
Two connecting lines and the scanning line overlap of array base palte side, first connecting line are vertically arranged with second connecting line.
9. panel according to claim 1, it is characterised in that insulating barrier and screen are also disposed with the first electrode
Cover layer.
10. panel according to claim 9, it is characterised in that the screen layer is apply public electrode voltages transparent
Conducting film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710050096.6A CN106843583A (en) | 2017-01-23 | 2017-01-23 | A kind of pressure sensitive panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710050096.6A CN106843583A (en) | 2017-01-23 | 2017-01-23 | A kind of pressure sensitive panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106843583A true CN106843583A (en) | 2017-06-13 |
Family
ID=59119563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710050096.6A Pending CN106843583A (en) | 2017-01-23 | 2017-01-23 | A kind of pressure sensitive panel |
Country Status (1)
| Country | Link |
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| CN (1) | CN106843583A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1379482A (en) * | 2001-03-30 | 2002-11-13 | 三洋电机株式会社 | Semiconductor device and active matrix type dispaly apparatus |
| CN101206363A (en) * | 2006-12-15 | 2008-06-25 | 精工爱普生株式会社 | Electrooptic device and electronic device |
| JP2010211116A (en) * | 2009-03-12 | 2010-09-24 | Hitachi Displays Ltd | Display device incorporating touch panel |
| CN103268878A (en) * | 2012-11-07 | 2013-08-28 | 厦门天马微电子有限公司 | TFT (thin film transistor) array substrate, and production method thereof and display device |
| CN103631458A (en) * | 2012-08-27 | 2014-03-12 | 宸鸿科技(厦门)有限公司 | Touch control panel, electronic device of touch control panel and manufacturing method of touch control panel |
| CN203588221U (en) * | 2013-08-08 | 2014-05-07 | 胜华科技股份有限公司 | Touch panel and touch display device |
| CN105549251A (en) * | 2016-03-15 | 2016-05-04 | 武汉华星光电技术有限公司 | Touch type liquid crystal display device and electronic device |
| CN105607336A (en) * | 2016-03-10 | 2016-05-25 | 武汉华星光电技术有限公司 | CF (color filter) substrate and manufacture method thereof |
-
2017
- 2017-01-23 CN CN201710050096.6A patent/CN106843583A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1379482A (en) * | 2001-03-30 | 2002-11-13 | 三洋电机株式会社 | Semiconductor device and active matrix type dispaly apparatus |
| CN101206363A (en) * | 2006-12-15 | 2008-06-25 | 精工爱普生株式会社 | Electrooptic device and electronic device |
| JP2010211116A (en) * | 2009-03-12 | 2010-09-24 | Hitachi Displays Ltd | Display device incorporating touch panel |
| CN103631458A (en) * | 2012-08-27 | 2014-03-12 | 宸鸿科技(厦门)有限公司 | Touch control panel, electronic device of touch control panel and manufacturing method of touch control panel |
| CN103268878A (en) * | 2012-11-07 | 2013-08-28 | 厦门天马微电子有限公司 | TFT (thin film transistor) array substrate, and production method thereof and display device |
| CN203588221U (en) * | 2013-08-08 | 2014-05-07 | 胜华科技股份有限公司 | Touch panel and touch display device |
| CN105607336A (en) * | 2016-03-10 | 2016-05-25 | 武汉华星光电技术有限公司 | CF (color filter) substrate and manufacture method thereof |
| CN105549251A (en) * | 2016-03-15 | 2016-05-04 | 武汉华星光电技术有限公司 | Touch type liquid crystal display device and electronic device |
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| PB01 | 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: 20170613 |