CN207882616U - A kind of display panel and display device - Google Patents
A kind of display panel and display device Download PDFInfo
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- CN207882616U CN207882616U CN201820301515.9U CN201820301515U CN207882616U CN 207882616 U CN207882616 U CN 207882616U CN 201820301515 U CN201820301515 U CN 201820301515U CN 207882616 U CN207882616 U CN 207882616U
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Abstract
The utility model embodiment discloses a kind of display panel and display device, the wherein display panel include：First substrate；The second substrate opposed with first substrate；The black matrix being formed on second substrate, black matrix include multiple spaced open regions and the shading region around open region；Common electrode layer, common electrode layer are set on first substrate；And/or common electrode layer is set on second substrate；Further include：Metal grating layer, metal grating layer are set on first substrate；And/or metal grating layer is set on second substrate；Metal grating layer and common electrode layer are electrically insulated setting, and metal grating layer includes the first metal strip that is multiple parallel and being intervally installed, and upright projection of first metal strip on second substrate is located at the open region of black matrix in the upright projection on second substrate；Metal grating layer is multiplexed with touch control electrode layer.The utility model can improve the display effect of display panel, while reduce the thickness of touch display panel.
Description
Technical field
The utility model is related to display field more particularly to a kind of display panel and display devices.
Background technology
With the development of display technology, touch technology is incorporated into liquid crystal display panel, i.e. touch panel and liquid crystal display
Panel integration becomes a kind of trend.
Currently, touch panel and liquid crystal display panel integrated technique include two kinds of On cell and In cell, wherein On
Cell refers to that touch panel is set to outside liquid crystal display panel, and In cell refer to that touch panel function is embedded into liquid crystal
Show in panel.Touch control electrode layer is embedded into display panel by the display panel that In cell technologies make, and touch control electrode will not shadow
The display of display panel, good optical properties are rung, but need embedded mating touch-control integrated circuit, cost is higher, and technology is difficult
Degree is high and yield is low, and there are many its technical difficulty of display panel and cost reduction that On cell technologies make.
Since the touch control electrode layer of On cell is set to outside display panel, the light transmittance of touch control electrode layer can influence
The display effect of display panel.Currently, display panel is used as touch control electrode using ITO (tin indium oxide), and the light transmittance of ITO is most
92% is also can only achieve greatly, when display panel performs image display, the light part shown for image can not be by touching
Control electrode is directly emitted, and another part needs to first pass through touch control electrode layer, is then emitted again.This makes the biography of this two parts light
Broadcasting the period can be different, this two parts light is easy to happen interference phenomenon, generates light and dark striped, i.e. Moire fringe (morie),
Cause the optical characteristics of display panel poor, influences display effect.
Utility model content
The utility model provides a kind of display panel and display device, and to improve display effect, while it is aobvious to reduce touch
Show the thickness of panel.
In a first aspect, the utility model embodiment provides a kind of display panel, including：
First substrate；
The second substrate opposed with the first substrate；
The black matrix being formed on the second substrate, the black matrix include multiple spaced open regions and enclose
Shading region around the open region；
Common electrode layer, the common electrode layer are set on the first substrate；And/or the common electrode layer is set
It is placed on the second substrate；
Metal grating layer, the metal grating layer are set on the first substrate；And/or the metal grating layer is set
It is placed on the second substrate；The metal grating layer and the common electrode layer are electrically insulated setting, the metal grating layer
Including the first metal strip that is multiple parallel and being intervally installed, vertical throwing of first metal strip on the second substrate
Shadow is located at the open region of the black matrix in the upright projection on the second substrate；
The metal grating layer is multiplexed with touch control electrode layer.
Further, which further includes multi-strip scanning line and multiple data lines, the scan line and the data
Line is set to the first substrate close to the side of the second substrate, and the scan line extending direction extends with the data line
Direction intersects；
The angle of the first metal strip extending direction and the scan line extending direction is 45 °.
Further, the metal grating layer is set on the first substrate；The second substrate deviates from described first
The side of substrate is provided with polaroid, and the first metal strip extending direction is vertical with the polarizing axis of the polaroid；Or
The metal grating layer is set on the second substrate；The first substrate deviates from the side of the second substrate
It is provided with polaroid, the first metal strip extending direction is vertical with the polarizing axis of the polaroid.
Further, the metal grating layer is set on the first substrate and on the second substrate；
It the extending direction for first metal strip being set on the first substrate and is set on the second substrate
First metal strip extending direction it is vertical.
Further, the touch control electrode layer includes multiple touch control electrode blocks；
The touch control electrode block includes at least one second metal strip and multiple institutes corresponding with the adjacent open region
State the first metal strip；
The shading region that upright projection of second metal strip on the second substrate is located at the black matrix exists
In upright projection on the second substrate；
In the same touch control electrode block, second metal strip by each first metal strip be connected to become one it is whole
Body.
Further, the touch control electrode block is self-tolerant touch control electrode block or mutual capacitance type touch control electrode block.
Further, display panel further includes touch-control integrated circuit and touch-control cabling；
Touch-control cabling one end is electrically connected with the touch control electrode block, and the other end is electrically connected with the touch-control integrated circuit
It connects.
Further, the width of first metal strip is 20nm~200nm；
The thickness of first metal strip is 100nm~200nm；
Spacing between two neighboring first metal strip is 40nm~280nm.
Second aspect, the utility model embodiment additionally provide a kind of display device, including the utility model is arbitrarily implemented
The display panel that example provides.
The utility model embodiment by being arranged metal grating layer, metal light on the first substrate and/or on second substrate
Grid layer includes the first metal strip that is multiple parallel and being intervally installed, upright projection position of first metal strip on second substrate
In black matrix open region in the upright projection on second substrate, metal grating layer is multiplexed with touch control electrode layer, due to metal light
The light transmittance ratio ITO of grid layer is much larger, therefore solves existing display panel and use ITO as display caused by touch control electrode
Panel easy tos produce Moire fringe (morie), leads to the problem that optical characteristics is poor, improves the display effect of display panel.
Description of the drawings
Fig. 1 is a kind of sectional view for display panel that the utility model embodiment provides.
Fig. 2 is a kind of vertical view for metal grating layer that the utility model embodiment provides.
Fig. 3 is the sectional view for another display panel that the utility model embodiment provides.
Fig. 4 is the sectional view for another display panel that the utility model embodiment provides.
Fig. 5 is a kind of vertical view for metal grating layer that the utility model embodiment provides.
Fig. 6 is a kind of vertical view for display device that the utility model embodiment provides.
Specific implementation mode
Further to illustrate that the utility model is to reach the technological means and effect that predetermined purpose of utility model is taken,
Below in conjunction with attached drawing and preferred embodiment, to according to the utility model proposes a kind of display panel and display device specific reality
Mode, structure, feature and its effect are applied, is described in detail as after.
Fig. 1 is a kind of sectional view for display panel that the utility model embodiment provides, and Fig. 2 is the utility model embodiment
A kind of vertical view of the metal grating layer provided, referring to Fig. 1 and Fig. 2, which includes first substrate 110, with the first base
The opposed second substrate 120 of plate 110, the black matrix 130 being formed on second substrate 120, common electrode layer 100 and metal
Grating layer 140.Referring to Fig. 2, black matrix 130 includes multiple spaced open regions 131 and the shading around open region 131
Area 132.Common electrode layer 100 be set on first substrate 110 and second substrate 120 on, and with metal grating layer 140 electrically absolutely
Edge is arranged.Metal grating layer 140 is set on second substrate 120；Metal grating layer 140 includes multiple parallel and is spaced and sets
The first metal strip 141 set, upright projection of first metal strip 141 on second substrate 120 are located at the open region of black matrix 130
In 131 upright projection on second substrate 120.Metal grating layer 140 is multiplexed with touch control electrode layer.
When display panel is in the image display stage, public electrode and pixel electrode in display panel form electric field controls
Liquid crystal molecule deflects, and the light that backlight module is sent out forms particular color after the liquid crystal molecule of particular arrangement and color filter film
Light.The light of the particular color is emitted after touch control electrode layer.Since metal grating layer 140 is multiplexed with touch control electrode layer, root
According to techniques such as existing nano impressions, the line width of the first metal strip 141 in metal grating layer 140 up to Nano grade, due to
The line width of first metal strip 140 is minimum, therefore the transmitance of light is good, when light show for image is by metal grating layer 140,
Substantially it will not change the propagation period of light, i.e., will not generate apparent Moire fringe when image is shown.
The utility model embodiment on first substrate 110 and/or on second substrate 120 by being arranged metal grating layer
140, metal grating layer 140 includes multiple parallel and the first metal strip 141 for being intervally installed, and the first metal strip 141 is the
Upright projection on two substrates 120 is located at 130 open region 131 of black matrix in the upright projection on second substrate 120, metal light
Grid layer 140 is multiplexed with touch control electrode layer, since the light transmittance ratio ITO of metal grating layer 140 is much larger, solves existing
Display panel easy tos produce Moire fringe using ITO as display panel caused by touch control electrode, causes optical characteristics poor
Problem improves the display effect of display panel.
In Fig. 1, illustratively, metal grating layer 140 is only arranged on second substrate 120, this is only the utility model
A specific example rather than limitations of the present invention, optionally, metal grating layer is only arranged on first substrate 110；
Alternatively, display panel includes two metal grating layers 140, wherein a metal grating layer 140 is set to first substrate 110
On, another metal grating layer 140 is set on second substrate 120.Further, as shown in Figure 1, metal grating layer 140 can
To be set to the side that second substrate 120 deviates from first substrate 110；Or metal grating layer 140 can also be set to the second base
Plate 120 is close to the side of first substrate 110, or is set to the side that first substrate 110 deviates from second substrate 120, Huo Zheshe
First substrate 110 is placed in close to the side of second substrate 120.
In Fig. 1, illustratively, common electrode layer 140 is set on first substrate 110 and second substrate 120, this is only
One specific example rather than limitations of the present invention of the utility model, optionally, common electrode layer 100 can only be set
It is placed on first substrate 110, or is only arranged on second substrate 120.
Wherein, array substrate includes first substrate 110, and color membrane substrates include second substrate 120.
In fig. 2, illustratively, black matrix 130 includes 6 open regions 131, and 7 the first metals are corresponded on open region 131
Item 141, this is only a specific example rather than limitations of the present invention of the utility model.
On the basis of the above embodiments, further, the width of the first metal strip 141 of setting is 20nm~200nm, phase
Spacing between adjacent two the first metal strips 141 is 40nm~280nm, the thickness of the first metal strip 141 of setting be 100nm~
200nm, setting in this way can both ensure work normally when metal grating layer 140 is multiplexed with touch control electrode layer,
It can ensure that light transmittance is big, the influence to display panel display effect is small, and can guarantee that manufactured display panel thickness is thin.
Fig. 3 is the sectional view for another display panel that the utility model embodiment provides, referring to Fig. 3, in above-mentioned each reality
On the basis of applying example, by display panel advanced optimize for：
Metal grating layer 140 is set on second substrate 120；First substrate 110 is arranged away from the side of second substrate 120
There are polaroid 150,141 extending direction of the first metal strip vertical with the polarizing axis of polaroid 150.
Since metal grating layer 140 includes multiple parallel and the first metal strip 141 for being intervally installed, when it is parallel and that
When the repetition period of first metal strip 141 at this interval is close to or smaller than lambda1-wavelength, the first metal strip 141 of repeated arrangement
Stronger polarization characteristic will be shown, therefore metal grating layer 140 can be multiplexed with polaroid.Further, pass through setting
First metal strip, 141 extending direction is vertical with the polarizing axis of polaroid 210, can make metal grating layer 140 and polaroid 150
It works in coordination, realizes image display function.Need not polaroid be set in second substrate 120 in this way, solve in the prior art
Not frivolous enough the problem of display panel caused by two polaroids are arranged reduces on the basis of improving display panel display effect
The thickness of display panel, meets people's requirement lightening to electric terminal.
Similarly, metal grating layer 140 can also be arranged to be set on second substrate 120；First substrate 110 is close to second
The side of substrate 120 is provided with polaroid 150, and 141 extending direction of the first metal strip is vertical with the polarizing axis of polaroid 150.This
Metal grating layer 140 can be equally multiplexed with polaroid by sample, be reduced on the basis of improving display panel display effect aobvious
The thickness for showing panel meets people's requirement lightening to electric terminal.
In figure 3, illustratively, array substrate 310 includes first substrate 110 and common electrode layer 100, color membrane substrates
320 include second substrate 120, black matrix 130 and common electrode layer 100, is arranged between array substrate 310 and color membrane substrates 320
Liquid crystal layer 330, further, array substrate 310 further include insulating layer 312 and pixel electrode layer 311.This is only the utility model
A specific example rather than limitations of the present invention.
It should be noted that metal grating layer 140, which is multiplexed with touch control electrode layer, may be provided at first substrate 110 close to second
Substrate 120 or away from the side of second substrate 120, or setting close to first substrate 110 or deviate from first in second substrate 120
Position of touch detection can be achieved in the side of substrate 110；When metal grating layer 140 is arranged in first substrate 110 close to the second base
Plate 120 or when away from the side of second substrate 120, metal grating layer 140, which is multiplexed with touch control electrode layer, can realize touch-control pressure
Detection.
Fig. 4 is the sectional view for another display panel that the utility model embodiment provides, referring to Fig. 4, in above-mentioned each reality
On the basis of applying example, by display panel advanced optimize for：
Metal grating layer 140 is set on first substrate 110 and on second substrate 120；It is set to first substrate 110
On the first metal strip 141 extending direction and the extending direction of the first metal strip 141 that is set on second substrate 120 hang down
Directly.
Wherein, the metal grating layer 140 being set on first substrate 110 and the metal light being set on second substrate 120
Grid layer 140 can be multiplexed with touch control electrode layer, and the metal grating layer 140 being set on first substrate 110 and be set to the
Metal grating layer 140 on two substrates 120 can be multiplexed with polaroid.
The utility model embodiment by the extending direction of the first metal strip 141 being set on first substrate 110 with set
The extending direction for being placed in the first metal strip 141 on second substrate 120 is vertical, and will be set to the metal on first substrate 110
Grating layer 140 and the metal grating layer 140 being set on second substrate 120 are multiplexed with polaroid, and display panel is made not need
Polaroid is still further set, solves the problems, such as that display panel caused by two polaroids are arranged in the prior art is not frivolous enough,
The thickness that touch display panel is further reduced on the basis of improving display panel display effect, further meets people
The requirement lightening to electric terminal.
It should be noted that the display pattern for the display panel that the utility model embodiment provides only is the utility model
One specific example rather than limitations of the present invention, further, the touch display panel can be arbitrary display patterns
(such as TN, IPS, and VA display pattern etc.).
Fig. 5 is a kind of vertical view for metal grating layer that the utility model embodiment provides, referring to Fig. 5, in above-mentioned each reality
On the basis of applying example, further, display panel is optimized for：
Metal grating layer 140 is multiplexed with touch control electrode layer；Touch control electrode layer includes multiple touch control electrode blocks 510；Touch-control electricity
Pole block 510 includes at least one second metal strip 142 and multiple first metal strips corresponding with adjacent open region 131 141；
Upright projection of second metal strip 142 on second substrate 120 is located at the shading region 132 of black matrix 130 second
In upright projection on substrate 120 (being not shown in Fig. 5)；
In same touch control electrode block 510, each first metal strip 141 is connected to become an entirety by the second metal strip 142.
Specifically, touch control electrode block 510 is chosen as self-tolerant touch control electrode block or mutual capacitance type touch control electrode block.It is exemplary
Ground illustrates the operation principle of touch control electrode block 510 so that touch control electrode block 510 is mutual capacitance type touch control electrode block as an example.Root
According to the signal transmission direction of touch control electrode block 510, touch control electrode block 510 can be divided to for two classes, one kind is touch drive electrode,
Another kind of is touch-control sensing electrode.In the touch-control stage, touch-control drive signal, each touch-control sense are inputted to each touch drive electrode successively
Electrode output detection signal is surveyed, is coupled between each touch drive electrode and each touch-control sensing electrode, to change touch-control driving electricity
Capacitance between pole block and touch-control sensing electrode block.The method of detection position of touch is to be sequentially input to each touch drive electrode
Touch-control drive signal, while the detection signal of output is received in each touch-control sensing electrode, all touch-control drivings can be obtained in this way
The capacitance size of electrode and touch-control sensing electrode joint, i.e., the capacitance size of the two dimensional surface of entire display panel, according to
The two-dimentional capacitance change data of display panel can calculate the coordinate of touch location, and then realize touch function.
In Figure 5, illustratively, metal grating layer 140 includes 4 touch control electrode blocks 510, and touch control electrode block 510 is in four
The row arrangement of row one, this is only a specific example rather than limitations of the present invention of the utility model, further, is touched
The number for the touch control electrode block 510 that control electrode layer 140 includes can also be multiple, and arrangement mode can also be any way.
Continuing with referring to Fig. 5, on the basis of the various embodiments described above, further, display panel further includes multi-strip scanning
Line 540 and multiple data lines 550, scan line 540 and data line 550 are set to side of the first substrate close to second substrate, sweep
540 extending direction of line is retouched with 550 extending direction of data line to intersect.
Display panel further includes touch-control integrated circuit 520 and touch-control cabling 530；
530 one end of touch-control cabling is electrically connected with touch control electrode block 510, and the other end is electrically connected with touch-control integrated circuit 520.
Wherein, angle can be any angle between 540 extending direction of 141 extending direction of the first metal strip and scan line,
Since the angle of ordinary circumstance down polaroid and 540 extending direction of data line is 45 °, further, the first metal is set
141 extending direction of item and the angle of 410 extending direction of scan line are 45 °.
It should be noted that the shading region of scan line 540, data line 550 and touch-control cabling 530 setting and black matrix 130
132 corresponding positions, setting in this way can influence to show to avoid scan line 540, data line 550 and touch-control cabling 530
The display effect of panel.
Fig. 6 is a kind of vertical view for display device that the utility model embodiment provides, referring to Fig. 6, in above-mentioned each implementation
On the basis of example, which includes the display panel 100 that the utility model embodiment provides.
The display device 610 that the utility model embodiment provides includes the display panel 100 in above-described embodiment, therefore this
The touch display unit 610 that utility model embodiment provides also has the advantageous effect described in above-described embodiment, herein not
It repeats again.Optionally, display device 610 can be mobile phone shown in fig. 6, or touch computer, intelligence wearing touch aobvious
Showing device etc., the utility model embodiment is not particularly limited this.
The above descriptions are merely preferred embodiments of the present invention, not makees in any form to the utility model
Limitation be not limited to the utility model although the utility model has been disclosed with preferred embodiment as above, it is any ripe
Professional and technical personnel is known, is not being departed within the scope of technical solutions of the utility model, when in the technology using the disclosure above
Hold the equivalent embodiment made a little change or be modified to equivalent variations, as long as being without departing from technical solutions of the utility model
Hold, any simple modification, equivalent change and modification made by the above technical examples according to the technical essence of the present invention, still
It is within the scope of the technical solutions of the present invention.
Claims (9)
1. a kind of display panel, including：First substrate；
The second substrate opposed with the first substrate；
The black matrix being formed on the second substrate, the black matrix include multiple spaced open regions and surround institute
State the shading region of open region；
Common electrode layer, the common electrode layer are set on the first substrate；And/or the common electrode layer is set to
On the second substrate；
It is characterized in that, further including：Metal grating layer, the metal grating layer are set on the first substrate；And/or institute
Metal grating layer is stated to be set on the second substrate；The metal grating layer and the common electrode layer are electrically insulated setting,
The metal grating layer includes the first metal strip that is multiple parallel and being intervally installed, and first metal strip is described second
Upright projection on substrate is located at the open region of the black matrix in the upright projection on the second substrate；
The metal grating layer is multiplexed with touch control electrode layer.
2. display panel according to claim 1, which is characterized in that further include multi-strip scanning line and multiple data lines, institute
It states scan line and the data line is set to the first substrate close to the side of the second substrate, the scan line extension side
Intersect to the data line extending direction；
The angle of the first metal strip extending direction and the scan line extending direction is 45 °.
3. display panel according to claim 1, which is characterized in that
The metal grating layer is set on the first substrate；The second substrate is arranged away from the side of the first substrate
There are polaroid, the first metal strip extending direction vertical with the polarizing axis of the polaroid；Or
The metal grating layer is set on the second substrate；The first substrate is arranged away from the side of the second substrate
There are polaroid, the first metal strip extending direction vertical with the polarizing axis of the polaroid.
4. display panel according to claim 1, which is characterized in that the metal grating layer is set to the first substrate
On and the second substrate on；
The extending direction for first metal strip being set on the first substrate and the institute being set on the second substrate
The extending direction for stating the first metal strip is vertical.
5. display panel according to claim 1, which is characterized in that the touch control electrode layer includes multiple touch control electrodes
Block；
The touch control electrode block includes at least one second metal strip and multiple corresponding with the adjacent open region described
One metal strip；
Upright projection of second metal strip on the second substrate is located at the shading region of the black matrix described
In upright projection on second substrate；
In the same touch control electrode block, each first metal strip is connected to become an entirety by second metal strip.
6. display panel according to claim 5, which is characterized in that
The touch control electrode block is self-tolerant touch control electrode block or mutual capacitance type touch control electrode block.
7. display panel according to claim 1, which is characterized in that further include touch-control integrated circuit and touch-control cabling；
Touch-control cabling one end is electrically connected with the touch control electrode block, and the other end is electrically connected with the touch-control integrated circuit.
8. display panel according to claim 1, which is characterized in that the width of first metal strip be 20nm~
200nm；
The thickness of first metal strip is 100nm~200nm；
Spacing between two neighboring first metal strip is 40nm~280nm.
9. a kind of display device, which is characterized in that including claim 1-8 any one of them display panels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820301515.9U CN207882616U (en) | 2018-03-05 | 2018-03-05 | A kind of display panel and display device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820301515.9U CN207882616U (en) | 2018-03-05 | 2018-03-05 | A kind of display panel and display device |
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| Publication Number | Publication Date |
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| CN207882616U true CN207882616U (en) | 2018-09-18 |
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| CN201820301515.9U Active CN207882616U (en) | 2018-03-05 | 2018-03-05 | A kind of display panel and display device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021239050A1 (en) * | 2020-05-27 | 2021-12-02 | 京东方科技集团股份有限公司 | Display assembly and display apparatus |
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2018
- 2018-03-05 CN CN201820301515.9U patent/CN207882616U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021239050A1 (en) * | 2020-05-27 | 2021-12-02 | 京东方科技集团股份有限公司 | Display assembly and display apparatus |
| US11747689B2 (en) | 2020-05-27 | 2023-09-05 | Boe Technology Group Co., Ltd. | Display assembly and display apparatus |
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Address after: 215301 No. 1, Longteng Road, Kunshan Development Zone, Jiangsu, Suzhou Patentee after: Kunshan Longteng Au Optronics Co Address before: 215301 No. 1, Longteng Road, Kunshan Development Zone, Jiangsu, Suzhou Patentee before: Kunshan Longteng Optronics Co., Ltd. |
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