CN203217537U - Capacitance-embedded touch screen and display device - Google Patents
Capacitance-embedded touch screen and display device Download PDFInfo
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- CN203217537U CN203217537U CN 201320142051 CN201320142051U CN203217537U CN 203217537 U CN203217537 U CN 203217537U CN 201320142051 CN201320142051 CN 201320142051 CN 201320142051 U CN201320142051 U CN 201320142051U CN 203217537 U CN203217537 U CN 203217537U
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Abstract
The utility model discloses a capacitance-embedded touch screen and a display device. The capacitance-embedded touch screen comprises a plurality of pixels defined by grid lines and data lines, common electrodes corresponding to the pixels, and a plurality of metal lines arranged on the same metal layer, wherein the common electrodes comprise a plurality of first common electrode groups distributed along the row/line direction, and a plurality of second common electrode groups distributed along the row/line direction, part of the metal lines correspond to the grid lines in position, the other partial metal lines correspond to the metal lines in position, all the metal lines comprise a plurality of first metal line groups distributed along the row/line direction and a plurality of second metal line groups distributed along the row/line direction, the first metal lines distributed along the same row/line direction are communicated with each other, and are respectively communicated with the first common electrode groups in corresponding position, so as to form a driving line, and the second metal lines positioned in the same row/line direction are communicated with each other, and are respectively communicated with the second common electrodes in corresponding position, so as to form an induction line.
Description
Technical field
The utility model relates to the touch screen technology field, relates in particular to the embedded touch-screen of a kind of condenser type and display device.
Background technology
Along with the develop rapidly of display technique, touch-screen (Touch Screen Panel) spreads all in people's the life gradually.At present, touch-screen can be divided into according to forming structure: external hanging type touch-screen (Add on Mode Touch Panel), covering surfaces formula touch-screen (On Cell Touch Panel) and embedded touch-screen (In Cell Touch Panel).Wherein, the external hanging type touch-screen is with touch-screen and LCDs (Liquid Crystal Display, LCD) separately produce, fitting to then becomes the LCDs with touch function together, and external hanging type touch-screen cost of manufacture is higher, light transmission rate is lower, module is thicker.And the embedded touch-screen of condenser type is embedded in LCDs inside with the touch-control electrode of touch-screen because it will realize in the touch induction circuit box, relatively other touch-screen implementation can do module thinner, lighter and save cost more.
Simultaneously, in order to improve the aperture opening ratio of touch display screen to greatest extent, the design touch-screen tft array substrate in dot structure the time can adopt double grid (Dual Gate) structure, as shown in Figure 1, in double-gate structure, have two signal lines between the pixel cell of the adjacent lines on the tft array substrate, for example Gate1 and Gate2, Gate3 and Gate4, Gate5 and Gate6, and every two adjacent row pixel cells are one group, share the data signal line Date1 between this two row pixel cell, Date2, Date3 will save data line signal line S1 as shown in FIG. like this, S2, S3.
Usually on the basis in conjunction with above technology, realize that touch-screen arranges intersection independent drive wire and the line of induction, touch the purpose that shows to reach.But, above production process relative complex, and the resistance of formed drive wire or the line of induction is bigger.For a senior super dimension switch technology ADS(Advanced Super Dimension Switch) for the type, there is such problem too.
The utility model content
The purpose of this utility model provides the embedded touch-screen of a kind of condenser type and display device, with drive wire and the big problem of line of induction resistance in ADS type touch-screen or the display device in the solution prior art.
The purpose of this utility model is achieved through the following technical solutions:
The utility model embodiment provides a kind of condenser type embedded touch-screen, comprising:
Some pixels that form that enclosed by gate line and data line, and the public electrode corresponding with each described pixel, whole described public electrodes are divided into a plurality of first common electrode group of arranging by row/column direction and a plurality of second common electrode group of arranging by row/line direction, and each first common electrode group is insulated from each other with each second common electrode group;
Be arranged at some metal line of same metal level, a part of described metal wire is corresponding with described gate line position, and the described metal wire of another part is corresponding with described linear position data; Whole described metal wires are divided into a plurality of first metal wire groups of arranging by row/column direction and a plurality of second metal wire groups of arranging by row/line direction, and each first metal wire group and each second metal wire group are insulated from each other, wherein, each described first metal wire group and each described second metal wire group comprise some arranged in a crossed manner and described metal wires of being interconnected respectively;
Each the described first metal wire group that is positioned at same delegation/column direction is connected, and first common electrode group corresponding with the position is communicated with respectively, forms a drive wire;
Each the described second metal wire group that is positioned at same row/line direction is connected, and second common electrode group corresponding with the position is communicated with respectively, forms a line of induction.
Preferably, described metal level and described grid level line and described data line bit are in different layers.
Preferably, the metal wire of each row/row is the metal wire of an integral body, and perhaps, the metal wire of each row/row comprises at least two isolated metal lines.
Preferably, described data line comprises parallel and spaced first data line and second data line, and wherein, only described first data line loads data-signal;
Each the first metal wire group that belongs to same drive wire links together by at least one described metal wire, and each the second metal wire group that belongs to same the line of induction links together by described second data line; Perhaps,
Belong to each first metal wire group of same drive wire and link together by described second data line, each the second metal wire group that belongs to same the line of induction links together by at least one described metal wire.
Preferably, when each the second metal wire group that belongs to same the line of induction linked together by described second data line, at least one metal wire of each second metal wire group was connected by via hole with described second data line.
Preferably, when each the first metal wire group that belongs to same drive wire linked together by described second data line, at least one metal wire of each first metal wire group was connected by via hole with described second data line.
Preferably, described first data line and described second data line are arranged at same one deck.
Preferably, the whole public electrodes that belong in each first common electrode group of same drive wire interconnect in aggregates.
Preferably, the whole public electrodes that belong in each second common electrode group of same the line of induction interconnect in aggregates.
The utility model embodiment provides a kind of display device, comprises aforesaid touch-screen.
The utility model embodiment beneficial effect: in ADS type touch-screen, increase by a metal level, the some metal line that arrange in this metal level, wherein a part of metal wire is corresponding with the gate line position, another part metal wire is corresponding with data line, make drive wire and the line of induction on the basis that comprises the some public electrodes on the bearing of trend, also comprise the metal wire that is communicated with included public electrode, thereby reduce the resistance of drive wire and the line of induction.
Description of drawings
Fig. 1 is the structural representation of double-gate structure in the display panel in the prior art;
Fig. 2 is the structural representation of the utility model embodiment one described touch-screen;
Fig. 3 is the synoptic diagram of first common electrode group and second common electrode group among the utility model embodiment one;
Fig. 4 is the synoptic diagram of the first metal wire group and the second metal wire group among the utility model embodiment one;
Fig. 5 locates diagrammatic cross-section for AA ' among Fig. 2 among the utility model embodiment one;
Fig. 6 locates diagrammatic cross-section for BB ' among Fig. 2 among the utility model embodiment one;
Fig. 7 locates via hole synoptic diagram behind the section for BB ' among Fig. 2 among the utility model embodiment one.
Embodiment
Be elaborated below in conjunction with the implementation procedure of Figure of description to the utility model embodiment.
The utility model embodiment one provides a kind of touch-screen, as shown in Figure 2, comprising:
Somely enclose the pixel 3 that forms by gate line 1 and data line 2, and the public electrode 4 corresponding with pixel 3.Wherein, as shown in Figure 3, all public electrodes 4 are divided into a plurality of first common electrode group 41 of arranging by row/column direction and a plurality of second common electrode group 42 of arranging by row/line direction, and each first common electrode group 41 is insulated from each other with each second common electrode group 42;
Be arranged at some metal line 5 of same metal level, a part of described metal wire 5 is corresponding with described gate line 1 position, and the described metal wire 5 of another part is corresponding with described data line 2 positions; As shown in Figure 4, all metal wires 5 are divided into a plurality of first metal wire groups 51 of arranging by row/column direction and a plurality of second metal wire groups 52 of arranging by row/column direction, and each first metal wire group 51 and each first metal wire group 52 comprise some arranged in a crossed manner and metal wires 5 of being interconnected respectively;
Each the first metal wire group 51 that is positioned at same delegation/column direction is connected, and first common electrode group 41 corresponding with the position is communicated with respectively, forms a drive wire 6;
Each the second metal wire group 52 that is positioned at same row/line direction is connected, and second common electrode group 42 corresponding with the position is communicated with respectively, forms a line of induction 7.
Need to prove that in the present embodiment, the transparent electrode layer at the metal level at metal wire 5 places and public electrode 4 places is adjacent two-layer, so metal wire 5 does not need via hole to connect with corresponding public electrode 4.And when non-conterminous for the transparent electrode layer of the metal level at metal wire 5 places and public electrode 4, metal wire 5 can connect by via hole with corresponding public electrode 4.
For each first common electrode group 41 that belongs to same drive wire 6, wherein included each adjacent public electrode 4 connects in aggregates; For belonging to same the line of induction 7 and each second common electrode group 42, wherein included each adjacent public electrode 4 connects in aggregates.
For metal wire 5, metal wire 5 is positioned at different layers with grid level line 1 and data line 2; The metal wire of each row/row is the metal wire 5 of an integral body, and perhaps, the metal wire of each row/row comprises at least two isolated metal lines 5.
Simultaneously, the pointed data line 2 among each embodiment of the utility model comprises parallel and spaced first data line 21 and second data line 22, and wherein, only described first data line 21 loads or transmission of data signals; And first data line 21 and second data line 22 are arranged at same one deck.In the ADS of present embodiment touch-screen, owing to adopt double grid line (Dual Gate Line) structure, only first data line 21 is used for the data-signal transmission, 22 free time of second data line, because a part of metal wire 5 comprises first data line 21 and second data line 22 with data line 2() be corresponding setting, and be positioned at different layers with data line 2, therefore can utilize second data line 22 as the lead that connects the non-conterminous first metal wire group 51 or the non-conterminous second metal wire group 52.Its syndeton is as follows:
Belong to same drive wire 6 each included first metal wire group 51 and link together by at least one metal wire 5, belong to same the line of induction 7 each included second metal wire group 52 and link together by second data line 22; Perhaps,
Belong to same drive wire 6 each included first metal wire group 51 and link together by second data line 22, belong to same the line of induction 7 each included second metal wire group 52 and link together by at least one metal wire 5.
Preferably, when belonging to same the line of induction 7 second included metal wire groups 52 and linking together by second data line 22, the metal wire 5 corresponding with second data line, 22 positions is connected by via hole 8 with second data line 22 in each second metal wire group 52.
Preferably, when belonging to same the drive wire 6 first included metal wire groups 51 and linking together by second data line 22, the metal wire 5 corresponding with second data line, 22 positions is connected by via hole 8 with second data line 22 in each first metal wire group 51.
According to thought of the present utility model, the drive wire 6 of the touch-screen in the present embodiment and the line of induction 7 have following two kinds of structures at least:
1, each first common electrode group 41 that belongs to same drive wire 6 does not connect, and each first metal wire group 51 of this drive wire 6 links together by at least one metal wire 5; Each the second metal wire group 52 that belongs to the same line of induction 7 connects by second data line 22.
2, each the first metal wire group 51 that belongs to same drive wire 6 links together by at least one metal wire 5, and each the second metal wire group 52 that belongs to the same line of induction 7 connects by second data line 22; Be that with the difference of first kind of structure each first common electrode group 41 of this drive wire 6 connects by the ITO conductor.
According to first kind of structure, Fig. 5 shows the sectional view of locating at the AA ' as Fig. 2, comprises grid line metal level 31, gate insulator 32, data line metal level 34, passivation layer 36, metal level 37 and common electrode layer 38.
Fig. 6 shows the sectional view of locating at the BB ' as Fig. 2, comprise grid line metal level 31, gate insulator 32, data line metal level 34, passivation layer 36, metal level 37 and common electrode layer 38, wherein also comprise via hole 8 as shown in Figure 7, this via hole 8 is formed on the passivation layer 36.
Second kind of structure and first kind of structure are similar, do not repeat to illustrate at this.
The utility model embodiment beneficial effect is as follows: increase by a metal level in ADS type touch-screen, the some metal line that arrange in this metal level, wherein a part of metal wire is corresponding with the gate line position, another part metal wire is corresponding with data line, make drive wire and the line of induction on the basis that comprises the some public electrodes on the bearing of trend, also comprise the metal wire that is communicated with included public electrode, thereby reduce the resistance of drive wire and the line of induction.
The utility model embodiment two provides a kind of display device, comprises the one described touch-screen as embodiment.
The utility model embodiment three provides a kind of method of making as implementing touch-screen in, and step is as follows:
Step 6, at the figure of the substrate formation passivation layer that forms above-mentioned figure, passivation layer comprises some via holes.
Step 7, form metal level at the substrate that forms above-mentioned figure, metal level comprises some metal line, part metal wire is corresponding with the gate line position, another part metal wire is corresponding with linear position data, all metal wire is divided into a plurality of first metal wire groups of arranging by row/column direction and a plurality of second metal wire groups of arranging by row/line direction, and each first metal wire group and each second metal wire group are insulated from each other, wherein, each first metal wire group and each second metal wire group comprise some arranged in a crossed manner and metal wires of being interconnected respectively.
Step 8, form common electrode layer at the substrate that forms above-mentioned figure, common electrode layer is provided with the public electrode corresponding with pixel, all public electrode is divided into a plurality of first common electrode group of arranging by row/column direction and a plurality of second common electrode group of arranging by row/line direction, and each first common electrode group is insulated from each other with each second common electrode group.
Behind completing steps eight, each the first metal wire group that is positioned at same delegation/column direction is connected, and first common electrode group corresponding with the position is communicated with respectively, forms a drive wire; Each the second metal wire group that is positioned at same row/line direction is connected, and second common electrode group corresponding with the position is communicated with respectively, forms a line of induction.
The utility model embodiment beneficial effect is as follows: increase by a metal level in ADS type touch-screen, the some metal line that arrange in this metal level, wherein a part of metal wire is corresponding with the gate line position, another part metal wire is corresponding with data line, make drive wire and the line of induction on the basis that comprises the some public electrodes on the bearing of trend, also comprise the metal wire that is communicated with included public electrode, thereby reduce the resistance of drive wire and the line of induction.This manufacture method only increases the technology that a metal level forms on the basis of former manufacturing process, realizes simple.
Obviously, those skilled in the art can carry out various changes and modification to the utility model and not break away from spirit and scope of the present utility model.Like this, if of the present utility model these are revised and modification belongs within the scope of the utility model claim and equivalent technologies thereof, then the utility model also is intended to comprise these changes and modification interior.
Claims (10)
1. the embedded touch-screen of condenser type is characterized in that, comprising:
Some pixels that form that enclosed by gate line and data line, and the public electrode corresponding with each described pixel, whole described public electrodes are divided into a plurality of first common electrode group of arranging by row/column direction and a plurality of second common electrode group of arranging by row/line direction, and each first common electrode group is insulated from each other with each second common electrode group;
Be arranged at some metal line of same metal level, a part of described metal wire is corresponding with described gate line position, and the described metal wire of another part is corresponding with described linear position data; Whole described metal wires are divided into a plurality of first metal wire groups of arranging by row/column direction and a plurality of second metal wire groups of arranging by row/line direction, and each first metal wire group and each second metal wire group are insulated from each other, wherein, each described first metal wire group and each described second metal wire group comprise some arranged in a crossed manner and described metal wires of being interconnected respectively;
Each the described first metal wire group that is positioned at same delegation/column direction is connected, and first common electrode group corresponding with the position is communicated with respectively, forms a drive wire;
Each the described second metal wire group that is positioned at same row/line direction is connected, and second common electrode group corresponding with the position is communicated with respectively, forms a line of induction.
2. touch-screen as claimed in claim 1 is characterized in that, described metal level and described grid level line and described data line bit are in different layers.
3. touch-screen as claimed in claim 1 is characterized in that, the metal wire of each row/row is the metal wire of an integral body, and perhaps, the metal wire of each row/row comprises at least two isolated metal lines.
4. touch-screen as claimed in claim 3 is characterized in that, described data line comprises parallel and spaced first data line and second data line, and wherein, only described first data line loads data-signal;
Each the first metal wire group that belongs to same drive wire links together by at least one described metal wire, and each the second metal wire group that belongs to same the line of induction links together by described second data line; Perhaps,
Belong to each first metal wire group of same drive wire and link together by described second data line, each the second metal wire group that belongs to same the line of induction links together by at least one described metal wire.
5. touch-screen as claimed in claim 4, it is characterized in that, when each the second metal wire group that belongs to same the line of induction linked together by described second data line, at least one metal wire of each second metal wire group was connected by via hole with described second data line.
6. touch-screen as claimed in claim 4, it is characterized in that, when each the first metal wire group that belongs to same drive wire linked together by described second data line, at least one metal wire of each first metal wire group was connected by via hole with described second data line.
7. touch-screen as claimed in claim 4 is characterized in that, described first data line and described second data line are arranged at same one deck.
8. touch-screen as claimed in claim 1 is characterized in that, the whole public electrodes that belong in each first common electrode group of same drive wire interconnect in aggregates.
9. touch-screen as claimed in claim 1 is characterized in that, the whole public electrodes that belong in each second common electrode group of same the line of induction interconnect in aggregates.
10. a display device is characterized in that, comprises as each described touch-screen of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320142051 CN203217537U (en) | 2013-03-26 | 2013-03-26 | Capacitance-embedded touch screen and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320142051 CN203217537U (en) | 2013-03-26 | 2013-03-26 | Capacitance-embedded touch screen and display device |
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| CN203217537U true CN203217537U (en) | 2013-09-25 |
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| CN 201320142051 Expired - Lifetime CN203217537U (en) | 2013-03-26 | 2013-03-26 | Capacitance-embedded touch screen and display device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103699284A (en) * | 2013-12-27 | 2014-04-02 | 京东方科技集团股份有限公司 | Capacitive built-in touch screen, production method thereof and display device |
| CN105183264A (en) * | 2015-10-28 | 2015-12-23 | 昆山龙腾光电有限公司 | Embedded capacitor touch display panel |
| CN106201072A (en) * | 2016-06-30 | 2016-12-07 | 厦门天马微电子有限公司 | A kind of touch control display apparatus |
| CN107799549A (en) * | 2016-08-31 | 2018-03-13 | 乐金显示有限公司 | OLED and its manufacture method with touch sensor |
| CN111694471A (en) * | 2016-03-23 | 2020-09-22 | 株式会社日本显示器 | Display device |
-
2013
- 2013-03-26 CN CN 201320142051 patent/CN203217537U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103699284A (en) * | 2013-12-27 | 2014-04-02 | 京东方科技集团股份有限公司 | Capacitive built-in touch screen, production method thereof and display device |
| CN103699284B (en) * | 2013-12-27 | 2016-09-21 | 京东方科技集团股份有限公司 | A kind of capacitance type in-cell touch panel and preparation method thereof, display device |
| US9477361B2 (en) | 2013-12-27 | 2016-10-25 | Boe Technology Group Co., Ltd. | Capacitive in-cell touch panel, method for manufacturing the same and display device |
| CN105183264A (en) * | 2015-10-28 | 2015-12-23 | 昆山龙腾光电有限公司 | Embedded capacitor touch display panel |
| CN105183264B (en) * | 2015-10-28 | 2018-04-20 | 昆山龙腾光电有限公司 | Embedded capacitive touch control display panel |
| CN111694471A (en) * | 2016-03-23 | 2020-09-22 | 株式会社日本显示器 | Display device |
| CN111694471B (en) * | 2016-03-23 | 2023-07-18 | 株式会社日本显示器 | Display device |
| CN106201072A (en) * | 2016-06-30 | 2016-12-07 | 厦门天马微电子有限公司 | A kind of touch control display apparatus |
| CN107799549A (en) * | 2016-08-31 | 2018-03-13 | 乐金显示有限公司 | OLED and its manufacture method with touch sensor |
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Granted publication date: 20130925 |
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