CN202735999U - Touch panel and touch display device - Google Patents
Touch panel and touch display device Download PDFInfo
- Publication number
- CN202735999U CN202735999U CN201220457329.7U CN201220457329U CN202735999U CN 202735999 U CN202735999 U CN 202735999U CN 201220457329 U CN201220457329 U CN 201220457329U CN 202735999 U CN202735999 U CN 202735999U
- Authority
- CN
- China
- Prior art keywords
- contact panel
- layer
- touch control
- electrode layer
- liquid crystal
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Liquid Crystal (AREA)
Abstract
The utility model discloses a touch panel which comprises a metal bridge, a first insulating layer, a touch electrode layer, a second insulating layer, a flat layer and a cover plate layer which are sequentially formed on a substrate base plate, wherein a peripheral wire on the same layer as the metal bridge is arranged on the edge of the touch panel; and a protective electrode layer for covering the peripheral wire is formed between the second insulating layer and the flat layer. The utility model also provides a touch display device comprising the touch panel. According to the touch panel, due to the protective electrode layer, the noise caused by touching the edge of the touch panel is reduced, the signal-to-noise ratio of the touch panel is improved, and the performance of the touch panel is improved.
Description
Technical field
The utility model relates to the touch technology field, relates in particular to a kind of contact panel and touch control display apparatus.
Background technology
In existing contact panel technology, externally embedded type (on cell) touch control display comprises liquid crystal panel and contact panel two parts, its structure as shown in Figure 1, comprise that lower polaroid 101, array base palte 102, liquid crystal layer 103, color membrane substrates 104, metal bridge 105, insulation course 106, the touch control electrode layer 107(of layered arrangement comprise drive electrode and induction electrode successively), flatness layer (Over Coat, OC) 108, upper polaroid 109 and glass cover-plate 110.Add man-hour, make the periphery wiring 111 that is positioned at viewing area (Active Area, AA) metal material in addition at the same layer of metal bridge 105, be used for being connected with the touch-control electrode.Wherein, the touch-control electrode can adopt nano indium tin metal oxide (Indium Tin Oxides, ITO) material to make; And for fear of drive electrode and induction electrode short circuit, so drive electrode or induction electrode need to be put up a bridge by metal bridge 105 and connected to realize different drive electrodes or the electrical connection between the induction electrode in touch control electrode layer 107.Need to prove, in Fig. 1, only schematically showed different layer structures, not shown herein for the annexation between touch control electrode layer 107 and the metal bridge 105.
As shown in Figures 2 and 3, described periphery wiring 111 is positioned at the edge of contact panel plate face, during use in touching contact panel edge, because finger is close to described periphery wiring 111 too, cause the impact pointed other channels large especially, produce larger noise.
The utility model content
The technical matters that (one) will solve
The technical problems to be solved in the utility model is: a kind of contact panel and touch control display apparatus are provided, and the noise that causes when reducing finger touches contact panel edge improves the performance of contact panel.
(2) technical scheme
For addressing the above problem, on the one hand, the utility model provides a kind of contact panel, comprise the metal bridge, the first insulation course, touch control electrode layer, the second insulation course, flatness layer and the cover layer that are formed at successively on the underlay substrate, be provided with and the periphery wiring of described metal bridge with layer at the edge of described contact panel, be formed with the guard electrode layer that covers described periphery wiring between described the second insulation course and the described flatness layer.
Preferably, described guard electrode layer is rectangular box-like structure, forms the width of moulding of described frame shape structure greater than the width of described periphery wiring with every side frame bar corresponding sides.
Preferably, described guard electrode layer is positioned at the periphery of described contact panel viewing area.
Preferably, described guard electrode layer is nano indium tin metal oxide (ITO) or nanometer indium zinc metal oxide (IZO) material.
Preferably, between described flatness layer and described cover layer, also be provided with polaroid.
On the other hand, the utility model also provides a kind of touch control display apparatus, comprises above-mentioned arbitrary contact panel.
Preferably, described touch control display apparatus also comprises the liquid crystal panel of underlay substrate one side that is arranged on described contact panel, and described liquid crystal panel comprises array base palte, liquid crystal layer and the color membrane substrates that is arranged in order.
Preferably, the underlay substrate of the color membrane substrates of described liquid crystal panel and described contact panel fits together.
Preferably, with the color membrane substrates of the described liquid crystal panel underlay substrate as contact panel, described metal bridge is located at described color membrane substrates towards a side of exiting surface.
Preferably, between the flatness layer of described contact panel and cover layer, be provided with polaroid, be provided with lower polaroid in the outside of described array base palte.
(3) beneficial effect
Contact panel of the present utility model is provided with the guard electrode layer, has reduced the noise that causes owing to touching the contact panel edge, and the property that the has improved contact panel ratio of making an uproar has strengthened the performance of contact panel.
Description of drawings
Fig. 1 is the cross section structure synoptic diagram of prior art externally embedded type contact panel and liquid crystal panel;
Fig. 2 is the touch control electrode layer of prior art externally embedded type contact panel and the structural representation of periphery wiring;
Fig. 3 is the local enlarged diagram of periphery wiring in I place among Fig. 2;
Fig. 4 is the cross section structure synoptic diagram of the utility model embodiment contact panel and liquid crystal panel;
Fig. 5 is the plan structure synoptic diagram of the utility model embodiment contact panel guard electrode layer;
Fig. 6 is the utility model embodiment contact panel guard electrode layer and the peripheral position relationship synoptic diagram that connects up.
Embodiment
The utility model is elaborated as follows below in conjunction with drawings and Examples.
Embodiment one:
As shown in Figure 4, present embodiment has been put down in writing a kind of contact panel, comprise the metal bridge 201, the first insulation course 202, touch control electrode layer (ITO) 203, the second insulation course 204, flatness layer (OC layer) 205, upper polaroid 206 and the cover layer 207 that are formed at successively on the underlay substrate, be provided with and the periphery wiring 208 of described metal bridge 201 with layer at the edge of described contact panel, be formed with the guard electrode layer 209 that covers described periphery wiring 208 between described the second insulation course 204 and the OC layer 205.
Need to prove, in Fig. 4, only schematically showed different layer structures, not shown herein for the annexation between touch control electrode layer 203 and the metal bridge 201.
As shown in Figure 5 and Figure 6, in the present embodiment, described guard electrode layer 209 is rectangular box-like structure, forms the width W 1 of moulding of described frame shape structure greater than the width W 2 of described periphery wiring 208 with every side frame bar corresponding sides.In other embodiment of the present utility model, described guard electrode layer 209 can also be other structure, as long as can reduce to touch noise cover periphery wiring 208 along contact panel plate face, and the touch control operation that does not affect contact panel gets final product.
In the present embodiment, described guard electrode layer is positioned at the periphery of described contact panel viewing area (Active Area, AA).
In the present embodiment, described guard electrode layer is nano indium tin metal oxide (ITO) or nanometer indium zinc metal oxide (IZO) material.
Embodiment two:
Present embodiment has been put down in writing a kind of touch control display apparatus, comprises the contact panel of embodiment one record.This touch control display apparatus can be but be not limited to be the liquid crystal touch control display device; In addition, can also be based on the OLED(organic light emitting diode) demonstration waits the touch control display apparatus of display mode.
Figure 4 illustrates a kind of liquid crystal touch control display device, it comprises the contact panel of record among the embodiment one and the structure of liquid crystal panel.In the present embodiment, described liquid crystal panel comprises lower polaroid 210, array base palte 211, liquid crystal layer 212 and the color membrane substrates 213 that is arranged in order, and described metal bridge 201 is located at described color membrane substrates 213 towards a side of exiting surface.In other embodiment of the present utility model, described liquid crystal panel can also increase or reduce part layer, or is other different structure, as long as can realize liquid crystal display.
When the contact panel of present embodiment arrives contact panel plate face edge in user's finger touches, because the protective shielding effect to periphery wiring 208 of guard electrode layer 209 has reduced the noise that touching causes, improved the performance of contact panel.
Touch control display apparatus shown in Figure 4 is as example take On cell formula contact panel, be that touch control display apparatus among Fig. 4 is that metal bridge 201 just is arranged on color membrane substrates 213 towards a side of exiting surface with the color membrane substrates 213 of the liquid crystal panel underlay substrate as contact panel.
In addition, also the color membrane substrates of liquid crystal panel and the underlay substrate of contact panel can be fit together by bonding agent, to form out cell(external hanging type) touch control display apparatus.
Touch control display apparatus of the present utility model is provided with the guard electrode layer, has reduced the noise that causes owing to touching the contact panel edge, and the property that the has improved contact panel ratio of making an uproar has strengthened the performance of contact panel.
Above embodiment only is used for explanation the utility model; and be not limitation of the utility model; the those of ordinary skill in relevant technologies field; in the situation that does not break away from spirit and scope of the present utility model; can also make a variety of changes and modification; therefore all technical schemes that are equal to also belong to category of the present utility model, and scope of patent protection of the present utility model should be defined by the claims.
Claims (10)
1. contact panel, it is characterized in that, comprise the metal bridge, the first insulation course, touch control electrode layer, the second insulation course, flatness layer and the cover layer that are formed at successively on the underlay substrate, be provided with and the periphery wiring of described metal bridge with layer at the edge of described contact panel, be formed with the guard electrode layer that covers described periphery wiring between described the second insulation course and the described flatness layer.
2. contact panel as claimed in claim 1 is characterized in that, described guard electrode layer is rectangular box-like structure, forms the width of moulding of described frame shape structure greater than the width of described periphery wiring with every side frame bar corresponding sides.
3. contact panel as claimed in claim 1 is characterized in that, described guard electrode layer is positioned at the periphery of described contact panel viewing area.
4. contact panel as claimed in claim 1 is characterized in that, described guard electrode layer is nano indium tin metal oxide or nanometer indium zinc metal oxide material.
5. contact panel as claimed in claim 1 is characterized in that, also is provided with polaroid between described flatness layer and described cover layer.
6. a touch control display apparatus is characterized in that, comprises each described contact panel among the claim 1-5.
7. touch control display apparatus as claimed in claim 6 is characterized in that, also comprises the liquid crystal panel of underlay substrate one side that is arranged on described contact panel, and described liquid crystal panel comprises array base palte, liquid crystal layer and the color membrane substrates that is arranged in order.
8. touch control display apparatus as claimed in claim 7 is characterized in that, the color membrane substrates of described liquid crystal panel and the underlay substrate of described contact panel fit together.
9. touch control display apparatus as claimed in claim 7 is characterized in that, with the color membrane substrates of the described liquid crystal panel underlay substrate as contact panel, described metal bridge is located at described color membrane substrates towards a side of exiting surface.
10. touch control display apparatus as claimed in claim 7 is characterized in that, is provided with polaroid between the flatness layer of described contact panel and cover layer, is provided with lower polaroid in the outside of described array base palte.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220457329.7U CN202735999U (en) | 2012-09-07 | 2012-09-07 | Touch panel and touch display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220457329.7U CN202735999U (en) | 2012-09-07 | 2012-09-07 | Touch panel and touch display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202735999U true CN202735999U (en) | 2013-02-13 |
Family
ID=47661679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220457329.7U Expired - Lifetime CN202735999U (en) | 2012-09-07 | 2012-09-07 | Touch panel and touch display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202735999U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017020339A1 (en) * | 2015-08-05 | 2017-02-09 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and manufacturing method thereof |
| CN110011038A (en) * | 2018-01-05 | 2019-07-12 | 京东方科技集团股份有限公司 | Phased array antenna, display panel and display device |
-
2012
- 2012-09-07 CN CN201220457329.7U patent/CN202735999U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017020339A1 (en) * | 2015-08-05 | 2017-02-09 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and manufacturing method thereof |
| CN110011038A (en) * | 2018-01-05 | 2019-07-12 | 京东方科技集团股份有限公司 | Phased array antenna, display panel and display device |
| CN110011038B (en) * | 2018-01-05 | 2020-05-05 | 京东方科技集团股份有限公司 | Phased array antenna, display panel and display device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102830850B (en) | Contact panel and touch control display apparatus | |
| CN103513842B (en) | Touch panel | |
| CN103984442B (en) | Embedded active matrix organic light-emitting diode contact panel | |
| CN102385182B (en) | There is the liquid crystal indicator of built-in touch screen | |
| CN104238854B (en) | A kind of array base palte and the capacitance type in-cell touch panel with the array base palte | |
| CN102955303B (en) | A kind of touching display screen and touch control display apparatus | |
| US8653382B2 (en) | Electrostatic capacitive type touch screen panel | |
| CN103995616B (en) | Embedded touch panel and display device | |
| CN106783909A (en) | A kind of touch-screen, its preparation method and display device | |
| CN107193422A (en) | A kind of array base palte, display panel and display device | |
| CN102221754B (en) | Display with embedded touch-control device | |
| CN104461145A (en) | Touch screen and production method thereof | |
| CN103186297B (en) | A kind of capacitive touch liquid crystal display panel and liquid crystal indicator | |
| CN201293893Y (en) | Display device with touch screen function | |
| CN105700723B (en) | A kind of organic light emitting display and its manufacturing method with touch device | |
| KR20130134975A (en) | Touch panel and manufacturing method thereof | |
| CN104122706A (en) | Color filter substrate and display device | |
| CN103472616A (en) | Touch display panel, display device and manufacturing method of color film substrate | |
| CN202735999U (en) | Touch panel and touch display device | |
| CN202854765U (en) | Touch control display screen and touch control display device | |
| CN205318344U (en) | Array substrate , touch -control display panel | |
| CN203217513U (en) | Touch display screen and touch display device | |
| CN204288171U (en) | Touch display screen and electronic equipment | |
| CN202916542U (en) | Liquid crystal display | |
| CN205230010U (en) | Touch panel , capacitanc touch display screen and display |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130213 |