CN203350823U - Embedded type touch display panel and display device - Google Patents
Embedded type touch display panel and display device Download PDFInfo
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- CN203350823U CN203350823U CN 201320331660 CN201320331660U CN203350823U CN 203350823 U CN203350823 U CN 203350823U CN 201320331660 CN201320331660 CN 201320331660 CN 201320331660 U CN201320331660 U CN 201320331660U CN 203350823 U CN203350823 U CN 203350823U
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- electrode
- induction
- induction electrode
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- 230000006698 induction Effects 0.000 claims abstract description 117
- 229910052751 metal Inorganic materials 0.000 claims abstract description 62
- 239000002184 metal Substances 0.000 claims abstract description 62
- 239000000758 substrate Substances 0.000 claims abstract description 40
- 238000009413 insulation Methods 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 4
- -1 indium tin metal oxide Chemical class 0.000 description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 3
- 229910044991 metal oxide Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical class [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
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Abstract
The utility model discloses an embedded type touch display panel. Adjacent induction electrodes of each induction electrode set are connected through induction electrode connecting lines which are arranged at intervals. The induction electrode connecting lines are parallel to the extension direction of each driving electrode. The projection of the induction electrode connecting lines on a first substrate does not overlap with the driving electrodes. By the adoption of the embedded type touch display panel, metal electrodes in a metal electrode layer and induction electrodes in an induction electrode layer can be prevented from forming the right opposite area, the capacitance between the metal electrodes in the metal electrode layer and the induction electrodes in the induction electrode layer can be prevented from being greatly increased, and thus a foundation can be laid for improving the performance of a touch screen. The utility model further discloses a display device.
Description
Technical field
The utility model relates to the display panels field, relates in particular to a kind of embedded touch display panel and display device.
Background technology
Rapidly, more the current main-stream product adopts and (directly touch panel is increased to the touch-screen on the top layer (Add On structure) of display panel in the touch-screen development.But, the touch-screen of this traditional Add on structure, its one-piece construction is thick and heavy, and cost is higher.Along with the lightening demand of consumer to touch-screen, Embedded Touch Screen (In Cell Touch) becomes the direction of an important development in the touch-screen field.
For current built-in touch structure, be about to drive electrode and induction electrode and all design the inside at liquid crystal panel, wherein, what described drive electrode adopted is to share public electrode, and every public electrode is all used as a drive electrode, described induction electrode is produced on the position of inboard with respect to black matrix" to box substrate, although the design of above-mentioned induction electrode can realize touch controllable function, but, owing to being limited to technological ability, the load of described induction electrode and node capacitor etc. are more difficult accomplishes very suitable scope, not in the integrated circuit standard, thereby affect the performance of touch-screen.
The utility model content
In view of this, fundamental purpose of the present utility model is to provide a kind of embedded touch display panel, can avoid drive electrode and the induction electrode in the induction electrode layer in drive electrode layer to form over against area, and can avoid drive electrode in drive electrode layer and the electric capacity between the induction electrode in the induction electrode layer significantly to increase, and then can lay the foundation for the performance that improves touch-screen.
For achieving the above object, the technical solution of the utility model is achieved in that
The utility model provides a kind of embedded touch display panel, comprise the first substrate and the second substrate that are oppositely arranged, be provided with drive electrode layer on described first substrate, described drive electrode layer comprises a plurality of drive electrodes, be provided with the induction electrode layer on described second substrate, described induction electrode layer comprises a plurality of induction electrode groups, each described induction electrode group comprises at least two induction electrodes, the induction electrode of described each induction electrode group and described drive electrode are arranged in a crossed manner, it is characterized in that, the adjacent induction electrode of described each induction electrode group connects by spaced induction electrode connecting line, described induction electrode connecting line is parallel with described drive electrode bearing of trend, and projection and the described drive electrode of described induction electrode connecting line on described first substrate is not overlapping.
Preferably, described induction electrode connecting line is parallel with described drive electrode bearing of trend.
Preferably, also be provided with metal electrode layer on described first substrate, described metal electrode layer comprises at least two metal electrodes, be provided with insulation course between described metal electrode layer and described drive electrode layer, for described metal electrode and the non-corresponding position of described induction electrode connecting line, described metal electrode is connected by via hole with described drive electrode, and the projection of described via hole on described first substrate is positioned at described drive electrode zone.
Preferably, for described metal electrode and described induction electrode connecting line corresponding position, described metal electrode is connected with public electrode by peripheral line.
The utility model also provides a kind of display device, comprises above-mentioned embedded touch display panel.
The embedded touch display panel that the utility model provides, both reduced the load of induction electrode, do not increase again additional nodes electric capacity, and, the embedded touch display panel of the utility model can be found out optimal water allocation scheme by software simulation, every load is controlled in optimized scope, and then the performance of touch-screen can be provided.
The accompanying drawing explanation
The perspective view that Fig. 1 is embedded each layer of touch display panel in the utility model embodiment;
The vertical view that Fig. 2 is embedded touch display panel in the utility model embodiment;
Fig. 3 a is metal electrode A correspondence position cross section structure schematic diagram in Fig. 2;
Fig. 3 b is metal electrode B correspondence position cross section structure schematic diagram in Fig. 2;
Description of reference numerals:
1, first substrate, 10, metal electrode layer, 100, metal electrode A, 101, metal electrode B, the 11, first insulation course, 12, drive electrode layer, 120, drive electrode, 122, via hole, the 13, second insulation course, 2, second substrate, 20, induction electrode layer, 200, induction electrode, 201, the induction electrode connecting line, 3, liquid crystal layer.
Embodiment
Below in conjunction with specific embodiment and accompanying drawing, embodiment of the present utility model is described in detail.
Embodiment mono-
Be illustrated in figure 1 the perspective view of embedded each layer of touch display panel that the utility model embodiment provides, be illustrated in figure 2 the vertical view of the embedded touch display panel that the utility model embodiment provides, embedded touch display panel as shown in FIG. comprises first substrate 1 and the second substrate 2 be oppositely arranged, be provided with drive electrode layer 12 on described first substrate 1, described drive electrode layer 12 comprises a plurality of drive electrodes 120, be provided with induction electrode layer 20 on described second substrate 2, described induction electrode layer 20 comprises a plurality of induction electrode groups, each described induction electrode group comprises at least two induction electrodes 200, described drive electrode 120 is arranged in a crossed manner with described induction electrode 200, usually, drive electrode 120 is horizontally set, induction electrode 200 is vertically to arrange, adjacent induction electrode 200 connects by spaced induction electrode connecting line 201, and projection and the described drive electrode 120 of described induction electrode connecting line 201 on described first substrate 1 is not overlapping.
Preferably described induction electrode connecting line 201 is parallel with the bearing of trend of drive electrode 120, vertical with the direction of induction electrode 200, certainly also can be not parallel as long as projection and the drive electrode 120 of induction electrode connecting line 201 on described first substrate 1 is not overlapping.
It should be noted that, wherein induction electrode connecting line 201 is spaced refers to, adjacent induction electrode can connect by many parallel induction electrode connecting lines 201, induction electrode 200 adjacent in each induction electrode group connects the resistance that can reduce the induction electrode group by induction electrode connecting line 201, the quantity of induction electrode connecting line 201 can arrange as required, at this, is not construed as limiting.
By described induction electrode connecting line is parallel with described drive electrode bearing of trend, and projection and the described drive electrode of described induction electrode connecting line on described first substrate is not overlapping, induction electrode connecting line and the drive electrode that can reduce to greatest extent increase form over against area, thereby reduce the mutual appearance of induction electrode and drive electrode.
Here, Fig. 1 has only provided the embedded touch display panel that the induction electrode layer has three induction electrodes, and this structure is only an embodiment of the present utility model, not for limiting structure of the present utility model; Number and each interelectrode distance of electrode in each layer can be set in actual applications as the case may be; It should be noted that, three induction electrodes that are connected in described induction electrode layer can be called an induction electrode group, each electrode in the induction electrode group transmits identical induced signal, and described induction electrode layer comprises the induction electrode group that several are identical, and each induction electrode group is not connected; Wherein, the number of described induction electrode group can determine according to concrete actual conditions, as the number of definite induction electrode groups such as resolution of the size according to touch-screen, touch-screen.
Embodiment bis-
As illustrated in figs. 1 and 2, the embedded touch display panel that the present embodiment provides comprises first substrate 1, is successively set on metal electrode layer 10, the first insulation courses 11 on first substrate 1, drive electrode layer 12, the second insulation courses 13.
Also comprise second substrate 2, be provided with a plurality of induction electrode groups on second substrate 2, each induction electrode group comprises a plurality of induction electrodes 200, and wherein the adjacent induction electrode 200 of each induction electrode group connects by spaced induction electrode connecting line 201.
After 2 pairs of boxes of described first substrate 1 and second substrate, perfusion liquid crystal layer 3 obtains the touch display panel shown in Fig. 1.
Wherein, described metal electrode layer 10 comprises at least two metal electrodes, and the distribution of each metal electrode is parallel with the drive electrode direction, and metal electrode and the projection of drive electrode on first substrate 1 can be overlapping, also can be not overlapping.
Metal electrode A100 for described metal electrode and the non-corresponding position of described induction electrode connecting line, described metal electrode A100 is connected by via hole 122 with described drive electrode 120, the projection of described via hole 122 on described first substrate 1 is positioned at described drive electrode 120 regions, as shown in Figure 3 a.
Further, metal electrode B101 for described metal electrode and described induction electrode connecting line corresponding position, described metal electrode B101 is connected with public electrode by peripheral line, and metal electrode B101 is not connected with drive electrode by via hole, as shown in Fig. 3 b.
For metal electrode A100, because metal electrode A100 is connected with drive electrode 120 by via hole, in the touch stage driven in the display panel timesharing, metal electrode A100 transmission drives signal, and driving sensitivity is provided.No matter metal electrode B101 still shows that in the touch stage stage all is connected with public electrode, only as the part of public electrode.
Embedded touch display panel described in the utility model embodiment is at touch-control during the stage, in described metal electrode layer, with drive electrode in described drive electrode layer, be connected metal electrode A, with described drive electrode layer in drive electrode simultaneously as drive electrode, and the metal electrode B in metal electrode layer is connected with public electrode only as metal electrode; Described have the touch-screen of above-mentioned embedded touch display panel when showing the stage, the metal electrode B be not connected with drive electrode in described drive electrode layer in described metal electrode layer is as metal electrode, and the drive electrode in described metal electrode A and described drive electrode layer is as drive electrode; So, can avoid drive electrode and the induction electrode in the induction electrode layer in drive electrode layer to form over against area, and can avoid drive electrode in drive electrode layer and the electric capacity between the induction electrode in the induction electrode layer significantly to increase, and then can lay the foundation for the performance that improves touch-screen.And, due to the metal electrode B in metal electrode layer no matter in demonstration stage or touch-control stage all as metal electrode, therefore, can further reduce drive electrode in drive electrode layer and the electric capacity between the induction electrode in the induction electrode layer, further lay the foundation for the performance that improves touch-screen.
The embedded touch display panel of the utility model, be connected induction electrode adjacent in the induction electrode layer, so that described adjacent induction electrode is connected, so, can reduce the resistance of induction electrode group.
In a word, the embedded touch display panel that the utility model embodiment provides, both reduced the load of induction electrode, do not increase again additional nodes electric capacity, and, the embedded touch display panel that the utility model embodiment provides can be found out optimal water allocation scheme by software simulation, every load is controlled in optimized scope, and then the performance of touch-screen can be provided.
Further, due to the embedded touch display panel in the utility model embodiment mainly for be embedded touch display panel, what drive electrode adopted is to share public electrode, every public electrode is used as a drive electrode, therefore described first substrate 1 can be array base palte, and described second substrate 2 can be for to box substrate.Embedded touch display panel
The utility model embodiment also provides a kind of display device, comprises above-described arbitrary embedded touch display panel.Display panel in the utility model is mainly used in the touch display panel of senior super Wei Chang conversion (ADvanced Super Dimension Switch, ADS) pattern, but is not limited to this.That in the utility model embodiment, the touch display panel drive electrode of ADS pattern shares is employing indium tin metal oxide material (the Indium Tin Oxides be positioned on array base palte, ITO) transparent common electrode, because indium tin metal oxide relative resistance rate is larger, therefore can adopt that the metal less with resistivity is connected by via hole by indium tin metal oxide, with the resistance of reduction public electrode.
The utility model also provides a kind of manufacture method of embedded touch display panel, comprising:
Form successively metal electrode layer, the first insulation course, drive electrode layer, the second insulation course by composition technique on first substrate, described drive electrode layer comprises at least a plurality of drive electrodes, and described metal electrode layer comprises at least two metal electrodes;
Form the induction electrode layer by composition technique on second substrate, described induction electrode layer comprises a plurality of induction electrode groups, each described induction electrode group comprises at least two induction electrodes, the induction electrode that described each induction electrode group is adjacent connects by spaced induction electrode connecting line, described induction electrode connecting line is parallel with described drive electrode bearing of trend, and projection and the described drive electrode of described induction electrode connecting line on described first substrate is not overlapping.
Further, for described metal electrode and the non-corresponding position of described induction electrode connecting line, described metal electrode is connected by via hole with described drive electrode, and the projection of described via hole on described first substrate is positioned at described drive electrode zone.
Further, for described metal electrode and described induction electrode connecting line corresponding position, described metal electrode is connected with public electrode by peripheral line.
Further, metal electrode can adopt the material identical with grid line in array base palte or data line, but is not limited to this.
Obviously, those skilled in the art can carry out various changes and modification and not break away from spirit and scope of the present utility model the utility model.Like this, if within of the present utility model these are revised and modification belongs to the scope of the utility model claim and equivalent technologies thereof, the utility model also is intended to comprise these changes and modification interior.
Claims (5)
1. an embedded touch display panel, comprise the first substrate and the second substrate that are oppositely arranged, be provided with drive electrode layer on described first substrate, described drive electrode layer comprises a plurality of drive electrodes, be provided with the induction electrode layer on described second substrate, described induction electrode layer comprises a plurality of induction electrode groups, each described induction electrode group comprises at least two induction electrodes, the induction electrode of described each induction electrode group and described drive electrode are arranged in a crossed manner, it is characterized in that, the adjacent induction electrode of described each induction electrode group connects by spaced induction electrode connecting line, and projection and the described drive electrode of described induction electrode connecting line on described first substrate is not overlapping.
2. embedded touch display panel according to claim 1, is characterized in that, described induction electrode connecting line is parallel with described drive electrode bearing of trend.
3. embedded touch display panel according to claim 1, it is characterized in that, also be provided with metal electrode layer on described first substrate, described metal electrode layer comprises at least two metal electrodes, be provided with insulation course between described metal electrode layer and described drive electrode layer, for described metal electrode and the non-corresponding position of described induction electrode connecting line, described metal electrode is connected by via hole with described drive electrode, and the projection of described via hole on described first substrate is positioned at described drive electrode zone.
4. embedded touch display panel according to claim 3, is characterized in that, for described metal electrode and described induction electrode connecting line corresponding position, described metal electrode is connected with public electrode by peripheral line.
5. a display device, is characterized in that, comprises the described embedded touch display panel of claim 1 to 4 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320331660 CN203350823U (en) | 2013-06-08 | 2013-06-08 | Embedded type touch display panel and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320331660 CN203350823U (en) | 2013-06-08 | 2013-06-08 | Embedded type touch display panel and display device |
Publications (1)
| Publication Number | Publication Date |
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| CN203350823U true CN203350823U (en) | 2013-12-18 |
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| CN 201320331660 Expired - Fee Related CN203350823U (en) | 2013-06-08 | 2013-06-08 | Embedded type touch display panel and display device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014194612A1 (en) * | 2013-06-08 | 2014-12-11 | 北京京东方光电科技有限公司 | Embedded type touch display panel, manufacturing method therefor, and display apparatus |
| WO2015106566A1 (en) * | 2014-01-20 | 2015-07-23 | 京东方科技集团股份有限公司 | Touch control display device and manufacturing method therefor |
| CN105183202A (en) * | 2014-05-30 | 2015-12-23 | 宸鸿光电科技股份有限公司 | Touch module and manufacturing method thereof |
| WO2016101629A1 (en) * | 2014-12-23 | 2016-06-30 | Boe Technology Group Co., Ltd. | Touch display substrate, touch display panel and touch display apparatus |
-
2013
- 2013-06-08 CN CN 201320331660 patent/CN203350823U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014194612A1 (en) * | 2013-06-08 | 2014-12-11 | 北京京东方光电科技有限公司 | Embedded type touch display panel, manufacturing method therefor, and display apparatus |
| CN104238785A (en) * | 2013-06-08 | 2014-12-24 | 北京京东方光电科技有限公司 | Built-in touch display panel and production method thereof and display device |
| US9542024B2 (en) | 2013-06-08 | 2017-01-10 | Beijing Boe Optoelectronics Technology Co., Ltd. | In-cell touch display panel, method for manufacturing the same and display device |
| CN104238785B (en) * | 2013-06-08 | 2017-07-18 | 北京京东方光电科技有限公司 | A kind of embedded touch display panel and its manufacture method, display device |
| WO2015106566A1 (en) * | 2014-01-20 | 2015-07-23 | 京东方科技集团股份有限公司 | Touch control display device and manufacturing method therefor |
| US10025433B2 (en) | 2014-01-20 | 2018-07-17 | Boe Technology Group Co., Ltd. | Touch display device and method for manufacturing the same |
| CN105183202A (en) * | 2014-05-30 | 2015-12-23 | 宸鸿光电科技股份有限公司 | Touch module and manufacturing method thereof |
| CN105183202B (en) * | 2014-05-30 | 2018-05-04 | 宸鸿光电科技股份有限公司 | Touch module and manufacturing method thereof |
| WO2016101629A1 (en) * | 2014-12-23 | 2016-06-30 | Boe Technology Group Co., Ltd. | Touch display substrate, touch display panel and touch display apparatus |
| US9977538B2 (en) | 2014-12-23 | 2018-05-22 | Boe Technology Group Co., Ltd. | Touch display substrate, touch display panel and touch display apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING BOE PHOTOELECTRICITY SCIENCE + TECHNOLOGY Effective date: 20150625 Owner name: JINGDONGFANG SCIENCE AND TECHNOLOGY GROUP CO., LTD Free format text: FORMER OWNER: BEIJING BOE PHOTOELECTRICITY SCIENCE + TECHNOLOGY CO., LTD. Effective date: 20150625 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150625 Address after: 100015 Jiuxianqiao Road, Beijing, No. 10, No. Patentee after: BOE TECHNOLOGY GROUP Co.,Ltd. Patentee after: BEIJING BOE OPTOELECTRONICS TECHNOLOGY Co.,Ltd. Address before: 100176 Beijing city in Western Daxing District economic and Technological Development Zone, Road No. 8 Patentee before: BEIJING BOE OPTOELECTRONICS TECHNOLOGY Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131218 |
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| CF01 | Termination of patent right due to non-payment of annual fee |