CN102955599B - Image display system - Google Patents
Image display system Download PDFInfo
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- CN102955599B CN102955599B CN201110248624.1A CN201110248624A CN102955599B CN 102955599 B CN102955599 B CN 102955599B CN 201110248624 A CN201110248624 A CN 201110248624A CN 102955599 B CN102955599 B CN 102955599B
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- transparent electrode
- electrode layer
- image display
- tie layers
- conductive tie
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- 238000009434 installation Methods 0.000 claims description 6
- 230000001788 irregular Effects 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 99
- 238000010586 diagram Methods 0.000 description 5
- 230000000007 visual effect Effects 0.000 description 5
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229920001621 AMOLED Polymers 0.000 description 2
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N Silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- YVTHLONGBIQYBO-UHFFFAOYSA-N [O--].[Zn++].[In+3] Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- REDXJYDRNCIFBQ-UHFFFAOYSA-N aluminium(3+) Chemical class [Al+3] REDXJYDRNCIFBQ-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminum Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- 230000003287 optical Effects 0.000 description 2
- 229920001690 polydopamine Polymers 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000009738 saturating Methods 0.000 description 2
- 229920002521 Macromolecule Polymers 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 229910052904 quartz Inorganic materials 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Abstract
The present invention discloses a kind of image display system.This system includes a touch sensing device, and it includes multiple sensing unit, is arranged in an array.Each sensing unit, including: a pair first transparent electrode layers arranging in the first direction and be adjacent to this to the first transparent electrode layer and a pair second transparent electrode layers arranging in a second direction.First direction intersects with second direction, and each first transparent electrode layer and each second transparent electrode layer to be respectively provided with at least one edge be nonlinear profile.
Description
Technical field
The present invention relates to a kind of touch panel display technology, show for contact panel particularly to one
The sensing electrode structure of the touch sensing device of device.
Background technology
Touch sensing device is generally integrated in a flat display apparatus (such as, liquid crystal display (liquid
Crystal display, LCD), active matrix OLED (active matrix organic
Light-emitting display, AMOLED) etc.) in, to form touch panel display.Touch surface
Panel display is generally assemblied in electronic installation, such as luggable computer, personal digital assistant (personal
Digital assistants, PDA), e-book (electronic books), video camera and mobile phone etc..Touch
Control panel display can pass through finger, pointer (stylus), stylus etc. and perform the function of input.Typically
For, touch panel display is divided into resistance-type, condenser type, sound wave (acoustic according to method for sensing
Wave) formula and optical touch control panel display, wherein capacitance type touch-control panel display has because of it
Good touch-control susceptiveness (touch sensitivity) and structural stability and gradually attracted attention with universal.
Touch sensing device for touch panel display generally includes a sensor electrode array, and it has
The multiple sensing electrode serials vertically arranged, the multiple sensing electrode serials arranged in the horizontal direction
And it is for electrically connecting to sense the bridge joint metal of electrode.Each sensing electrode is generally by transparent conductive material
Constituted, such as indium tin oxide (indium tin oxide, ITO).Indium tin oxide has good
Optical characteristics (e.g., penetrance), and available high-temperature technology reduces its sheet resistance values (sheet
resistance).But, owing to by the shape (such as, rhombus) of sensing electrode, sensing between electrode
Space (gap/spacing) or the impact of nontransparent bridge joint metal, therefore user easily observes touch-control
Sensing device senses the type of electrode, and causes the best the asking of visual effect of touch panel display
Topic.
Therefore, it is necessary to seek a kind of new touch sensing device structure, it can reduce sensing electrode
Visual (visibility), to promote the visual effect of touch panel display.
Summary of the invention
One embodiment of the invention provides a kind of image display system, and including a touch sensing device, it includes
Multiple sensing unit, are arranged in an array, and each sensing unit, including: a pair first transparency electrodes
Layer arranges in the first direction；A pair second transparent electrode layers are adjacent to this to the first transparent electrode layer and along
Two direction arrangements, wherein first direction intersects with second direction；One first conductive tie layers, is electrically connected with
This is to the first transparent electrode layer；One second conductive tie layers, is electrically connected with this to the second transparent electrode layer；
And an insulating barrier, it is arranged between the first conductive tie layers and the second conductive tie layers.Each first saturating
At least one edge of prescribed electrode layer and each second transparent electrode layer has nonlinear profile.
One embodiment of the invention also provides for a kind of image display system, including: a touch sensing device, bag
Include multiple sensing unit, be arranged in an array, and each sensing unit, including: a pair first transparent electricals
Pole layer, arranges in the first direction；A pair second transparent electrode layers, are adjacent to this to the first transparent electrode layer
And arrange in a second direction, wherein this first direction intersects with this second direction, and each of which first is saturating
Prescribed electrode layer and each second transparent electrode layer have at least one slit opening；One first conductive tie layers,
It is electrically connected with this to the first transparent electrode layer；One second conductive tie layers, is electrically connected with this transparent to second
Electrode layer；And an insulating barrier, it is arranged between this first conductive tie layers and this second conductive tie layers；
At least one edge of each of which the first transparent electrode layer and each second transparent electrode layer has nonlinear
Profile.
Accompanying drawing explanation
Fig. 1 shows touch sensing device in image display system according to an embodiment of the invention
Sensing unit floor map；
Fig. 2 A to Fig. 2 C is to show the conduction in Fig. 1 according to different embodiments of the invention even
Connect layer and insulating barrier configuration plane enlarged diagram；
Fig. 3 is to show the layer plane that is conductively connected in Fig. 1 according to different embodiments of the invention to show
It is intended to；
Fig. 4 is to show the generalized section of 4-4 ' line along Fig. 1；And
Fig. 5 is to show image display system block schematic diagram according to another embodiment of the present invention.
[main element symbol description]
Embodiment
10～first direction；
20 second directions；
30～third direction；
100～sensing unit；
102～first transparent electrode layer；
102a, 104a～slit opening；
103,105～edge；
104～second transparent electrode layer；
106～first conductive tie layers；
108～second conductive tie layers；
110～insulating barrier；
200～touch sensing device；
300～touch panel display；
400～input block；
500～electronic installation；
W～width.
Detailed description of the invention
The image display system of the following description embodiment of the present invention.But, can will readily appreciate that the present invention is carried
For embodiment be merely to illustrate with ad hoc approach make and the present invention, and be not used to limitation the present invention
Scope.
The image display system of each different embodiments of the present invention presented below.Refer to Fig. 1, it illustrates
Go out the sensing unit 100 of touch sensing device 200 in image display system according to an embodiment of the invention
Floor map.In the present embodiment, touch sensing device 200 includes multiple sensing unit, its arrangement
Become an array.Herein, in order to simplify accompanying drawing, only show single sensing unit 100.At the present embodiment
In, each sensing unit 100 includes: a pair first transparent electrode layers 102, a pair second transparency electrodes
Layer 104,1 first conductive tie layers 106,1 second conductive tie layers 108 and an insulating barrier 110.
First transparent electrode layer the 102, second transparent electrode layer 104 and the first conductive tie layers 106 arrange one
In transparent substrates (not illustrating), such as: glass, quartz or other elastic or non-resilient macromolecules are transparent
Material.
Furthermore, 10 arrangement in the first direction of the first transparent electrode layer 102, and the second transparent electrode layer 104
It is adjacent to the first transparent electrode layer 102 and 20 arranges in a second direction, wherein first direction 10 and second
Direction 20 is intersected.In one embodiment, first direction 10 can be the horizontal direction being parallel to Fig. 1, and
Second direction 20 can be the vertical direction being parallel to Fig. 1, makes the second transparent electrode layer 104 less perpendicular
In the first transparent electrode layer 102.But, in other embodiments, first direction 10 also can out of plumb
In second direction 20 and depend on design requirement.
Same transparency conducting layer (such as, indium tin oxide can be patterned by lithographic and etch process
(ITO) or indium-zinc oxide (indium zinc oxide, IZO) layer) and formed the first transparent electrode layer 102,
Second transparent electrode layer 104 and the first conductive tie layers 106, makes two the first adjacent transparent electrode layers
102 are electrically connected to each other by the first conductive tie layers 106.
Second conductive tie layers 108 is arranged between two the second adjacent transparent electrode layers 104, makes biphase
The second adjacent transparent electrode layer 104 is electrically connected to each other by the second conductive tie layers 108.Second leads
Electric connection layer 108 can be a single metal layer (such as, copper, aluminum, molybdenum or its alloy or a combination thereof) or
For multiple structure (copper, aluminum, molybdenum or its alloy that such as, stack or a combination thereof).
Insulating barrier 110 is arranged between the first conductive tie layers 106 and the second conductive tie layers 108, uses
Using as electrically isolating, to avoid the first transparent electrode layer 102 and the second transparent electrode layer 104 therebetween
Between be short-circuited.Insulating barrier 110 can be a monolayer (such as, one silica layer, a silicon nitride layer or
Other transparent insulating polymer layers) or be multiple structure (silicon oxide layer that such as, stacks, silicon nitride layer
Or other transparent insulating polymer layer or a combination thereofs).In one embodiment, the second conductive tie layers 108
The surface of the second transparent electrode layer 104 can be extended to along the surface of insulating barrier 110 and directly connect
Touch.In another embodiment, the second conductive tie layers 108 can be by the intraconnections (example in insulating barrier 110
As, conductive plunger (plug)/via (also referred to as interlayer hole (via))) and electric with the second transparent electrode layer 104
Property connect.
In the present embodiment, specifically, at least one edge 103 of each first transparent electrode layer 102
There is nonlinear profile, and at least one edge 105 of each second transparent electrode layer 104 also has non-
Linear profile, such as: S-shaped, snakelike, waveform or zigzag.In other embodiments, Mei Yi
All edges of one transparent electrode layer 102 and each second transparent electrode layer 104 all have nonlinear wheel
Wide.Herein, in order to simplify accompanying drawing, only at the first transparent electrode layer 102 and each second transparent electrode layer
104 adjacent edges 103 and 105 show nonlinear profile.There is the edge 103 of non-linear profile
And 105, the irregularity boundary of the first transparent electrode layer 102 and each second transparent electrode layer 104 can be made
Change and to reduce optics reflective, and then reduce the visuality of overall electrode pattern.
It addition, each first transparent electrode layer 102 can have at least one slit opening 102a, and each
One transparent electrode layer 104 also can have at least one slit opening 104a, with reducing the first transparent electrical further
Pole layer 102 is reflective with the optics of each second transparent electrode layer 104.Slit opening 102a and 104a must
Must have suitable width w.When the width w of slit opening 102a and 104a is wide, the most easily made
User observed to and increase the visuality of overall electrode pattern, and work as slit opening 102a's and 104a
Width w is narrow, then cannot effectively reduce optics reflective.Therefore, in the present embodiment, each slit
The width w of opening can be controlled in the scope of 10 microns to 50 microns.In other embodiments, Mei Yi
One transparent electrode layer 102 and each first transparent electrode layer 104 can be respectively provided with multiple slit opening 102a
And 104a, it can have regular or irregular arrangement.Should be noted slit opening 102a in Fig. 1
And 104a, quantity, profile and arrangement be only used as example explanation, the present invention is not necessarily limited by this.
Refer to Fig. 2 A to Fig. 2 C, its show according to different embodiments of the invention in Fig. 1
Conductive tie layers and insulating barrier configuration plane enlarged diagram.It is different from the embodiment (that is, second of Fig. 1
Conductive tie layers 108 has linear upper end out line and 20 extension in a second direction), at Fig. 2 A to figure
Second conductive tie layers 108 in 2C with linear upper end out line extends along a third direction 30, and it is not
It is same as first direction 10 and second direction 20.In one embodiment, insulating barrier 110 can be along being different from
The third direction 30 of one direction 10 and second direction 20 extends, as shown in Figure 2 A.Implement at other
In example, insulating barrier 110 can in a second direction 20 extend, as shown in Figure 1, Figure 2 shown in B and Fig. 2 C.?
In above-described embodiment, owing to the second conductive tie layers 108 or insulating barrier 110 can be along being different from first party
Third direction 30 to 10 and second direction 20 extends, and therefore can reduce by second further and be conductively connected
The optics of layer 108 is reflective, and then reduces the visuality of entirety sensing unit 100.
Refer to Fig. 3, it shows being conductively connected in Fig. 1 according to different embodiments of the invention
Layer plane schematic diagram.It is different from embodiment (that is, second conductive tie layers of Fig. 1 and Fig. 2 A to Fig. 2 C
108 have linear upper end out line), the second conductive tie layers 108 in figure 3 has on nonlinear
End out line, such as: S-shaped, snakelike, Scolopendra-shaped, zigzag or waveform (not illustrating).Herein, by scheming
Left-to-right in 3, shows the most respectively and has S-shaped, snakelike, Scolopendra-shaped and zigzag upper end out line
The second conductive tie layers 108 illustrate as example.It is different from and there is the conduction of linear upper end out line even
Connecing layer, second conductive tie layers 108 with nonlinear upper end out line can reduce the second conduction further
The optics of articulamentum 108 is reflective, and then reduces the visuality of entirety sensing unit 100.
Refer to Fig. 4, it shows the generalized section of 4-4 ' line along Fig. 1.In the present embodiment,
Specifically the second conductive tie layers 108 has section profile (that is, second conductive tie layers of inverted trapezoidal
The upper width of 108 is more than the width of its underpart).Compared to the section profile traditionally with trapezoid
Conductive tie layers, the optics that can effectively reduce the second conductive tie layers 108 is reflective, and then reduces associative perception
Survey the visuality of unit 100.
According to above-described embodiment, can owing to having the electrode pattern of nonlinear contour edge and slit opening
Effectively reduce the visuality of electrode pattern, therefore can promote the visual effect of touch panel display.Furthermore,
Owing to along non-vertical direction configuration, there is non-linear upper end out line or there is the conduction of inverted trapezoidal cross-section profile
Articulamentum also can effectively reduce the visuality of conductive tie layers, therefore can promote contact panel further and show
The visual effect of device.
Fig. 5 is to show image display system block schematic diagram according to another embodiment of the present invention, and it can
It is implemented on touch panel display 300 or electronic installation 500, such as: tablet PC (tablet personal
Computer), video camera, e-book, mobile computer, mobile phone, digital camera, individual digital help
Reason (PDA), desktop PC, television set, vehicle display or pocket DVD player.
Touch sensing device 200 according to embodiments of the present invention may be disposed at touch panel display 300.At it
In his embodiment, touch sensing device 200 may be disposed at electronic installation 500.As it is shown in figure 5, electronics
Device 500 includes: touch panel display 300 and input block 400.Input block 400 is to couple
To touch panel display 300, in order to provide input signal (such as, picture signal) to show to contact panel
Show device 300, make touch panel display 300 show image.
Although the present invention is open as above with preferred embodiment, so it is not limited to the present invention, ability
Field technique personnel without departing from the spirit and scope of the present invention, when can change with retouching, therefore this
Bright protection domain is when being as the criterion depending on the defined person of appended claims.
Claims (16)
1. an image display system, including:
One touch sensing device, including multiple sensing unit, is arranged in an array, and each sensing unit,
Including:
A pair first transparent electrode layers, arrange in the first direction；
A pair second transparent electrode layers, are adjacent to this and to the first transparent electrode layer and arrange in a second direction,
Wherein this first direction intersects with this second direction；
One first conductive tie layers, is electrically connected with this to the first transparent electrode layer；
One second conductive tie layers, is electrically connected with this to the second transparent electrode layer；And
One insulating barrier, is arranged between this first conductive tie layers and this second conductive tie layers；
At least one edge of each of which the first transparent electrode layer and each second transparent electrode layer has non-
Linear profile.
2. image display system as claimed in claim 1, wherein this non-linear profile includes: S-shaped,
Snakelike, waveform or zigzag.
3. image display system as claimed in claim 1, in each of which the first transparent electrode layer and every
One second transparent electrode layer has multiple slit opening, and described slit opening has rule or irregular
Arrangement.
4. image display system as claimed in claim 1, wherein this first conductive tie layers, this is to the
One transparent electrode layer and this second transparent electrode layer is made up of same transparency conducting layer.
5. image display system as claimed in claim 1, wherein this second conductive tie layers has linearly
Upper end out line.
6. image display system as claimed in claim 1, wherein this second conductive tie layers has non-thread
The upper end out line of property, including: S-shaped, snakelike, Scolopendra-shaped, zigzag or waveform.
7. image display system as claimed in claim 1, wherein this second conductive tie layers along this second
Direction extends.
8. image display system as claimed in claim 1, wherein this second conductive tie layers is along one the 3rd
Direction extends, and this third direction is different from this first direction and this second direction.
9. image display system as claimed in claim 1, wherein this second conductive tie layers has down ladder
The section profile of shape.
10. image display system as claimed in claim 1, wherein this insulating barrier prolongs along this second direction
Stretch.
11. image display systems as claimed in claim 1, wherein this insulating barrier prolongs along a third direction
Stretching, this third direction is different from this first direction and this second direction.
12. image display systems as claimed in claim 1, also include:
One touch panel display, including this touch sensing device；And
One input block, is coupled to this touch panel display, in order to provide input signal to this touch surface
Panel display, makes this touch panel display show image.
13. image display systems as claimed in claim 12, wherein this image display system includes a tool
There is the electronic installation of this touch panel display.
14. image display systems as claimed in claim 13, wherein this electronic installation includes: a flat board
Computer, a video camera, an e-book, a mobile computer, a mobile phone, a digital camera, one
Personal digital assistant, a desktop PC, a television set, a vehicle display or a pocket
DVD player.
15. 1 kinds of image display systems, including:
One touch sensing device, including multiple sensing unit, is arranged in an array, and each sensing unit,
Including:
A pair first transparent electrode layers, arrange in the first direction；
A pair second transparent electrode layers, are adjacent to this and to the first transparent electrode layer and arrange in a second direction,
Wherein this first direction intersects with this second direction, and in each of which the first transparent electrode layer and each
Two transparent electrode layers have at least one slit opening；
One first conductive tie layers, is electrically connected with this to the first transparent electrode layer；
One second conductive tie layers, is electrically connected with this to the second transparent electrode layer；And
One insulating barrier, is arranged between this first conductive tie layers and this second conductive tie layers；
At least one edge of each of which the first transparent electrode layer and each second transparent electrode layer has non-thread
The profile of property.
16. image display systems as claimed in claim 15, the width of each of which slit opening is 10
The scope of micron to 50 microns.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110248624.1A CN102955599B (en) | 2011-08-26 | Image display system | |
| CN201610940871.0A CN106648214B (en) | 2011-08-26 | 2011-08-26 | Image display system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110248624.1A CN102955599B (en) | 2011-08-26 | Image display system |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610940871.0A Division CN106648214B (en) | 2011-08-26 | 2011-08-26 | Image display system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102955599A CN102955599A (en) | 2013-03-06 |
| CN102955599B true CN102955599B (en) | 2016-12-14 |
Family
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1708672A (en) * | 2002-10-31 | 2005-12-14 | 哈拉尔德·菲利普 | Charge transfer capacitive position sensor |
| CN101424817A (en) * | 2008-12-17 | 2009-05-06 | 友达光电股份有限公司 | Method for making colourful filtering touch control substrate |
| CN101819483A (en) * | 2009-11-16 | 2010-09-01 | 友达光电股份有限公司 | Multi-channel touch control panel |
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1708672A (en) * | 2002-10-31 | 2005-12-14 | 哈拉尔德·菲利普 | Charge transfer capacitive position sensor |
| CN101424817A (en) * | 2008-12-17 | 2009-05-06 | 友达光电股份有限公司 | Method for making colourful filtering touch control substrate |
| CN101819483A (en) * | 2009-11-16 | 2010-09-01 | 友达光电股份有限公司 | Multi-channel touch control panel |
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Address after: 518109 Guangdong, Shenzhen, town, Foxconn science and Technology Industrial Park E District, building 4, building 1, building Applicant after: Qunkang Technology (Shenzhen) Co., Ltd. Applicant after: Innolux Display Group Address before: 518109 Guangdong, Shenzhen, town, Foxconn science and Technology Industrial Park E District, building 4, building 1, building Applicant before: Qunkang Technology (Shenzhen) Co., Ltd. Applicant before: Chimei Optoelectronics Co., Ltd. |
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