CN205302237U - Integrated touch -control display panel and integrated touch -sensitive display device - Google Patents
Integrated touch -control display panel and integrated touch -sensitive display device Download PDFInfo
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- CN205302237U CN205302237U CN201521139260.3U CN201521139260U CN205302237U CN 205302237 U CN205302237 U CN 205302237U CN 201521139260 U CN201521139260 U CN 201521139260U CN 205302237 U CN205302237 U CN 205302237U
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Abstract
The utility model provides an integrated touch -control display panel and integrated touch -sensitive display device, include: the base plate, many the data lines of setting on the base plate, the data line provides the demonstration signal for display pixel, and many data lines are arranged along the first direction in proper order, extend along the second orientation, and the first direction intersects with the second orientation, a plurality of first touch -control electrode of setting on the base plate, first touch -control electrode are the strip, and the extending direction of first touch -control electrode is unanimous with the extending direction of data line, direct range upon range of many touch -control lead wires on first touch -control electrode, first touch -control electrode is between base plate and touch -control lead wire, and the touch -control lead wire extends along the second direction, and first touch -control electrode is connected to touch -control drive circuit through touch -control lead wire electricity, and the thickness of touch -control lead wire is greater than the thickness of first touch -control electrode. The utility model provides an inefficacy that integrated touch -control display panel and integrated touch -sensitive display device can avoid touch -control lead wire broken string to cause, the yield and the reliability of improvement product.
Description
Technical field
This utility model relates to Display Technique field, especially relates to the integrated touch-control display panel of a kind of embedded touch control structure and integrated touch control display apparatus.
Background technology
Along with the development of modern electronic technology, corresponding structure can be set in the display floater of display device to realize corresponding function, for instance realize touch controllable function etc. by arranging touch-control structure, to bring the facility in application to user.
At present, in order to reduce the thickness of display floater and realize touch controllable function, generally touch-control structure is integrated in display floater, when using capacitance type touch-control structure, it is possible to by the touch control electrode in capacitance type touch-control structure directly with display structure fabrication on the same substrate, the problem that this setup is brought is, display floater adds cabling or Rotating fields, makes electric connection structure more complicated, add the difficulty of processing technology, reduce yield, add the probability that display floater lost efficacy.
Utility model content
In view of this, this utility model provides a kind of integrated touch-control display panel and integrated touch control display apparatus.
This utility model provides a kind of integrated touch-control display panel, including:
Substrate;
Arranging a plurality of data lines on the substrate, described data wire provides display signal for display pixel, and described a plurality of data lines is arranged in order in the first direction, extends in a second direction, and described first direction intersects with described second direction;
Arranging multiple first touch control electrode on the substrate, described first touch control electrode is strip, and the bearing of trend of described first touch control electrode is consistent with the bearing of trend of described data wire;
Directly it is layered in a plurality of touch-control lead-in wire in described first touch control electrode, described first touch control electrode is between described substrate and described touch-control go between, described touch-control lead-in wire extends in a second direction, described first touch control electrode is electrically connected to touch drive circuit by described touch-control lead-in wire, and the thickness of described touch-control lead-in wire is more than the thickness of described first touch control electrode.
This utility model also provides for a kind of integrated touch control display apparatus, including integrated touch-control display panel as above.
Integrated touch-control display panel and the integrated touch control display apparatus inefficacy caused it can be avoided that touch-control lead-in wire breaks that this utility model provides, improves yield and the reliability of product.
Accompanying drawing explanation
Fig. 1 is the schematic top plan view of integrated touch-control display panel of the present utility model;
Fig. 2 is the CONSTRUCTED SPECIFICATION figure of integrated touch-control display panel of the present utility model;
Fig. 3 is the Fig. 2 schematic cross-section along AA ' direction;
Fig. 4 is the Fig. 2 schematic cross-section along BB ' direction;
Fig. 5 is the schematic diagram of the mutual capacitance type touch control structure of this utility model embodiment;
Fig. 6 is a kind of schematic cross-section in CC ' direction in Fig. 5;
Fig. 7 is the another kind of schematic cross-section in CC ' direction in Fig. 5;
Fig. 8 is another schematic cross-section in CC ' direction in Fig. 5.
Detailed description of the invention
In order to of the present utility model technology contents is explained in greater detail; especially exemplified by specific embodiment and coordinate appended by illustrate as follows; but the following drawings and detailed description of the invention are not to restriction of the present utility model; any art has usually intellectual; without departing from spirit and scope of the present utility model; when doing a little change and retouching, therefore protection domain of the present utility model is when being as the criterion depending on those as defined in claim.
It should be noted that when not conflicting, each embodiment in this utility model and the feature in each embodiment can be mutually combined. Describe this utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
This utility model provides a kind of integrated touch-control display panel, including substrate, substrate is provided with a plurality of data lines, data wire provides display signal for display pixel, a plurality of data lines is arranged in order in the first direction, extends in a second direction, and first direction intersects with second direction; Being additionally provided with multiple first touch control electrode on substrate, the first touch control electrode is strip, and the bearing of trend of the first touch control electrode is consistent with the bearing of trend of data wire; Also include a plurality of touch-control lead-in wire being directly layered in the first touch control electrode, first touch control electrode is between substrate and touch-control go between, touch-control lead-in wire extends in a second direction, first touch control electrode is electrically connected to touch drive circuit by touch-control lead-in wire, and the thickness of touch-control lead-in wire is more than the thickness of the first touch control electrode. With specific reference to Fig. 1, Fig. 2 and Fig. 3, with reference first to Fig. 1, Fig. 1 is the schematic top plan view of integrated touch-control display panel of the present utility model, integrated touch-control display panel 100 includes substrate 200, being provided with a plurality of data lines DL, data wire DL on substrate 200 and provide display signal for display pixel PL, a plurality of data lines DL D1 in the first direction is arranged in order, D2 extends in a second direction, and first direction D1 intersects with second direction D2; Being additionally provided with multiple first touch control electrode TPE, the first touch control electrode TPE on substrate 200 is strip, and the bearing of trend of the first touch control electrode TPE is consistent with the bearing of trend of data wire DL; Also include a plurality of touch-control lead-in wire TPL being directly layered on the first touch control electrode TPE, touch-control lead-in wire TPL D2 in a second direction extends, first touch control electrode TPE is electrically connected to touch drive circuit by touch-control lead-in wire TPL, can be as shown in Figure 1, touch drive circuit is arranged in IC, touch drive circuit can also be arranged on substrate 200, in this no limit. Fig. 1 schematically show only the situation of one touch-control lead-in wire TPL of a first touch control electrode TPE stacking, but and paired not restriction of the present utility model, one the first touch control electrode TPE can the touch-control lead-in wire TPL of any bar number of stacking, additionally, direct stacking is meant between the first touch control electrode TPE and touch-control lead-in wire TPL to be absent from other Rotating fields, and both directly contact.First touch control electrode TPE and a plurality of touch-control lead-in wire TPL detailed construction referring to figs. 2 and 3, Fig. 2 is the CONSTRUCTED SPECIFICATION figure of integrated touch-control display panel of the present utility model, Fig. 3 is the Fig. 2 schematic cross-section along AA ' direction, as shown in Figures 2 and 3, first touch control electrode TPE goes between TPL at substrate 200 and touch-control, namely the first touch control electrode TPE is more nearly substrate 200, touch-control lead-in wire TPL is directly layered in the first touch control electrode TPE side away from substrate 200, touch-control lead-in wire TPL D2 in a second direction extends, the thickness H of the touch-control lead-in wire TPL thickness h more than the first touch control electrode TPE. as shown in Figure 3, a step can be formed at the edge of the first touch control electrode TPE, first touch control electrode TPE is electrically connected to touch drive circuit by touch-control lead-in wire TPL, therefore, touch-control lead-in wire TPL can through step, the upper and lower difference in height of step can easily lead to touch-control lead-in wire TPL broken string, the integrated touch-control display panel that this utility model provides goes between the thickness H thickness h more than the first touch control electrode TPE of TPL due to touch-control, therefore at the touch-control lead-in wire TPL step through the first touch control electrode TPE edge, ensure that the lead-in wire TPL of the touch-control under step has at least part can keep electrically connecting with the touch-control lead-in wire TPL on step, avoid the inefficacy that touch-control lead-in wire broken string causes, improve yield and the reliability of product. alternatively, first touch control electrode adopts metal oxide materials, touch-control lead-in wire adopts metal material, the material of metal-oxide can be Indium sesquioxide., stannum oxide, zinc oxide etc. or its mixture, the permeability of metal-oxide is higher, can ensure that the light transmission of integrated touch-control display panel, but resistance is bigger, the touch-control lead-in wire of direct laminated metal material in the first touch control electrode, the resistance of the first touch control electrode can be significantly reduced, alleviate first touch control electrode signal delay away from signal input part, it is ensured that higher touch accuracy.
The integrated touch-control display panel that this utility model embodiment provides can for display panels, with continued reference to Fig. 1, integrated touch-control display panel 100 includes multiple display pixel PL, each display pixel PL includes a pixel electrode, one public electrode and a thin film transistor (TFT), pixel electrode is electrically connected to the drain electrode of thin film transistor (TFT), the source electrode of thin film transistor (TFT) is electrically connected to data wire DL, the grid of thin film transistor (TFT) is connected to scanning line SL, the scanning signal that scanning line SL can produce by inputting scan drive circuit 500 controls the turn-on and turn-off of thin film transistor (TFT), thus whether scanning line SL can control the display signal on data wire DL and be input in display pixel, pixel electrode receives display signal, public electrode receives common signal, the electric field formed between pixel electrode and public electrode in display pixel, the deflection of liquid crystal can be controlled, thus realizing display. generally, the public electrode in each display pixel can receive identical common signal, therefore, the public electrode in the display pixel of whole display floater can be joined together to form in prior art an entirety. the integrated touch-control display panel that this utility model embodiment provides includes multiple first touch control electrode TPE, multiple first touch control electrode TPL may serve as public electrode, owing to a first touch control electrode TPL covers multiple display pixel PL, a first touch control electrode TPL may serve as the public electrode of multiple display pixel. when the first touch control electrode is multiplexed with public electrode, the duty of integrated touch-control display panel includes display stage and touch-control stage, display stage and touch-control stage and can adopt time-sharing work pattern.Specifically, in the display stage, the first touch control electrode is applied in common signal or is grounded; In the touch-control stage, stopping display, the first touch control electrode is by touch-control lead-in wire transmission touching signals. First touch control electrode is multiplexed with public electrode can reduce the processing procedure operation of integrated touch-control display panel; save manufacturing time and manufacturing cost; and during owing to individually arranging the first touch control electrode and public electrode in integrated touch-control display panel; also need to auxiliarily arrange insulating barrier to protect the first touch control electrode not disturbed by other elements; therefore; first touch control electrode is multiplexed with public electrode can also reduce the Rotating fields in integrated touch-control display panel, thus reducing the thickness of integrated touch-control display panel.
The touch controllable function of integrated touch-control display panel can be realized by mutual capacitance type touch control, touch-control structure can have various configurations mode, alternatively, with reference to Fig. 5, Fig. 5 is the schematic diagram of the mutual capacitance type touch control structure of this utility model embodiment, first touch control electrode TPE can as touch-control drive electrode, in the touch-control stage, touch drive circuit provides touch-control to drive signal by touch-control lead-in wire for the first touch control electrode TPE, correspondingly, integrated touch-control display panel also includes the second touch control electrode TPE2, second touch control electrode TPE2 is strip, multiple second touch control electrode TPE2 laid out in parallel, second touch control electrode TPE2 D1 in the first direction extends, second touch control electrode TPE2 is used for providing touch control detection signal, namely the second touch control electrode TPE2 can as touch detection electrodes, the bearing of trend of the second touch control electrode TPE2 and the bearing of trend of the first touch control electrode TPE intersect, certainly, first direction D1 and second direction D2 is not necessarily required to orthogonal, both intersect. for the mutual capacitance type touch control structure shown in Fig. 5, the touch-control of touch-control drive electrode input pulse formula is driven signal, electric capacity is formed between touch-control drive electrode and touch detection electrodes, when integrated touch-control display panel occurs touch-control, the coupling between touch-control drive electrode and touch detection electrodes near touch point can be affected, thus the capacitance changed between touch-control drive electrode and touch detection electrodes. the method of detected touch point position is, touch-control drive electrode is sequentially input touch-control and drives signal, touch detection electrodes exports touch control detection signal simultaneously, so can obtain the capacitance size of all touch-control drive electrodes and touch detection electrodes joint, the i.e. capacitance size of the two dimensional surface of whole integrated touch-control display panel, according to integrated touch-control display panel two dimension capacitance change data, it is possible to calculate the coordinate of touch point.
Further, the relative position of the first touch control electrode TPE and the second touch control electrode TPE2 also has following several optional mode. Fig. 6 is a kind of schematic cross-section in CC ' direction in Fig. 5, as shown in Figure 6, first touch control electrode TPE and the second touch control electrode TPE2 can be arranged on substrate 200, first touch control electrode TPE is arranged between substrate 200 and the second touch control electrode TPE2, can arrange insulating barrier to reach the effect of mutually insulated between the first touch control electrode TPE and the second touch control electrode TPE2. Fig. 7 is the another kind of schematic cross-section in CC ' direction in Fig. 5, as shown in Figure 7, first touch control electrode TPE is arranged on substrate 200, integrated touch-control display panel also includes counter substrate 900, counter substrate 900 is relative with substrate 200 fits, second touch control electrode TPE2 is arranged in counter substrate 900, first touch control electrode TPE is arranged on substrate 200 in the face of the side of counter substrate 900, second touch control electrode TPE2 is arranged on counter substrate 900 in the face of the side of substrate 200, is filled with liquid crystal between substrate 200 and counter substrate 900.Fig. 8 is another schematic cross-section in CC ' direction in Fig. 5, as shown in Figure 8, first touch control electrode TPE is arranged on substrate 200, integrated touch-control display panel also includes counter substrate 900, counter substrate 900 is relative with substrate 200 fits, second touch control electrode TPE2 is arranged in counter substrate 900, with the mode shown in Fig. 7 the difference is that, the second touch control electrode TPE2 is arranged on the counter substrate 900 side away from substrate 200. in above optional embodiment, second touch control electrode and touch detection electrodes are arranged at the first touch control electrode and the touch-control drive electrode side away from substrate, owing to usual first touch control electrode is away from the side of substrate, or, when there is counter substrate, counter substrate is touch control operation side away from the side of substrate, therefore, second touch control electrode and touch detection electrodes are arranged on the first touch control electrode and the touch-control drive electrode side away from substrate, can so that touch detection electrodes be closer to touch operation surface, make touch control operation that the impact of touch detection electrodes is higher, thus touch detection electrodes will produce touching signals more accurately, make touch control operation result more accurate. preferably, the second touch control electrode and touch detection electrodes are arranged on the counter substrate side away from substrate, and touch control operation result is relatively more accurate.
Alternatively, the integrated touch-control display panel that this utility model provides is on the basis of structure shown in Fig. 1, counter substrate can also be included, substrate is relative with counter substrate fits, and it is arranged on the black matrix in counter substrate, the orthographic projection on substrate of the touch-control lead-in wire drops in the scope of black matrix orthographic projection on substrate, specifically it is referred to Fig. 4, Fig. 4 is the Fig. 2 schematic cross-section along BB ' direction, not shown substrate in Fig. 2, counter substrate and black matrix, schematically show to illustrate their structural relation in the diagram, integrated touch-control display panel includes substrate 200 and counter substrate 900, substrate 200 is relative with counter substrate 900 fits, it is filled with liquid crystal between substrate 200 and counter substrate 900, counter substrate 900 is additionally provided with black matrix BM, black matrix BM is for covering light tight between display pixel or that display is abnormal part, touch-control lead-in wire TPL orthographic projection on substrate 200 drops in the scope of black matrix BM orthographic projection on substrate 200, that is, when looking up display floater from the side of counter substrate 900 side vertical substrate 200, touch-control lead-in wire TPL is all hacked matrix B M and covers, avoid touch-control lead-in wire TPL display is impacted.
Alternatively, the integrated touch-control display panel that this utility model provides is on the basis of structure shown in Fig. 1, each first touch control electrode comprises the touch-control lead-in wire of identical bar number, comprising here is meant to and this direct stacking of the first touch control electrode, specifically can with continued reference to Fig. 2, each first touch control electrode TPE comprises 4 touch-control lead-in wire TPL, i.e. each first touch control electrode TPE and 4 touch-control lead-in wire direct stacking of TPL, certainly the bar number of each first touch control electrode TPE touch-control comprised lead-in wire TPL is not limited, as long as the bar number of the touch-control lead-in wire TPL that each first touch control electrode TPE comprises is equal. generally, homogeneity for touch accuracy, the width of each first touch control electrode does not have too big difference, the touch-control lead-in wire of identical bar number is provided for each first touch control electrode, the electric conductivity that can make each first touch control electrode reaches unanimity, there are the problems such as delayed in the transmission avoiding the touching signals in a certain first touch control electrode, it is ensured that the homogeneity of touch accuracy.Further, in first touch control electrode, between adjacent touch-control lead-in wire, all there is identical spacing distance, equal for the spacing distance in the first different touch control electrode, specifically can with continued reference to Fig. 2, in a first touch control electrode TPE, between adjacent touch-control lead-in wire TPL, all there is identical spacing distance d, the corresponding spacing distance d of each first touch control electrode TPE, limit in each first touch control electrode TPE touch-control lead-in wire TPL between spacing distance d equal, but do not limit the distance D of adjacent touch-control lead-in wire TPL corresponding for adjacent two the first touch control electrode TPE, namely distance D need not be equal with spacing distance d, and it is equal also not limit different adjacent two distance D corresponding for the first touch control electrode TPE, namely the distance D of diverse location can be unequal. in this case define the arrangement in the first touch control electrode of the touch-control lead-in wire and there is certain regularity, the touch-control effect that can make integrated touch-control display panel is more homogeneous, simultaneously, owing to touch-control structure has been integrated in display structure, therefore, touch-control structure can affect display effect to a certain extent, and the arrangement in the first touch control electrode of the touch-control lead-in wire has regularity and makes touch-control lead-in wire that the impact of display effect is also presented regularity, makes display effect more homogeneous.
This utility model also provides for a kind of integrated touch control display apparatus, including the integrated touch-control display panel that this utility model provides, certainly, could be included for supporting the miscellaneous part of integrated touch control display apparatus normal operation, integrated touch control display apparatus can be mobile phone, desktop computer, notebook, panel computer, electron album etc., the integrated touch control display apparatus provided due to this utility model contains integrated touch-control display panel as above, therefore, also correspondingly there is the related advantages of above-mentioned integrated touch-control display panel. The thickness that the integrated touch control display apparatus that this utility model provides goes between due to touch-control is more than the thickness of the first touch control electrode, therefore at the touch-control lead-in wire step through the first touch control electrode edge, ensure that the lead-in wire of the touch-control under step has at least part can go between with the touch-control on step and keeps electrically connecting, the inefficacy avoiding touch-control lead-in wire broken string to cause, improves yield and the reliability of product. In certain embodiments, it is also possible to avoid touch-control lead-in wire that display effect is impacted, keep the homogeneity of display effect.
Note, above are only preferred embodiment of the present utility model and institute's application technology principle. It will be appreciated by those skilled in the art that this utility model is not limited to specific embodiment described here, various obvious change can be carried out for a person skilled in the art, readjust and substitute without departing from protection domain of the present utility model. Therefore, although this utility model being described in further detail by above example, but this utility model is not limited only to above example, when conceiving without departing from this utility model, other Equivalent embodiments more can also be included, and scope of the present utility model is determined by appended right.
Claims (10)
1. an integrated touch-control display panel, it is characterised in that including:
Substrate;
Arranging a plurality of data lines on the substrate, described data wire provides display signal for display pixel, and described a plurality of data lines is arranged in order in the first direction, extends in a second direction, and described first direction intersects with described second direction;
Arranging multiple first touch control electrode on the substrate, described first touch control electrode is strip, and the bearing of trend of described first touch control electrode is consistent with the bearing of trend of described data wire;
Directly it is layered in a plurality of touch-control lead-in wire in described first touch control electrode, described first touch control electrode is between described substrate and described touch-control go between, described touch-control lead-in wire extends in a second direction, described first touch control electrode is electrically connected to touch drive circuit by described touch-control lead-in wire, and the thickness of described touch-control lead-in wire is more than the thickness of described first touch control electrode.
2. integrated touch-control display panel as claimed in claim 1, it is characterised in that in the touch-control stage, described touch drive circuit provides touch-control to drive signal by described touch-control lead-in wire to described first touch control electrode.
3. integrated touch-control display panel as claimed in claim 2, it is characterised in that in the display stage, described first touch control electrode is used as public electrode.
4. integrated touch-control display panel as claimed in claim 2, it is characterised in that also include:
Second touch control electrode, described second touch control electrode is strip, and described second touch control electrode is used for providing touch control detection signal, and multiple described second touch control electrode laid out in parallel, described second touch control electrode extends in a first direction.
5. integrated touch-control display panel as claimed in claim 4, it is characterised in that also include:
Counter substrate, described counter substrate is relative with described substrate fits;
Wherein, described second touch control electrode is arranged on the described counter substrate side away from described substrate.
6. integrated touch-control display panel as claimed in claim 5, it is characterised in that also include:
Being arranged on the black matrix in described counter substrate, the orthographic projection on the substrate of described touch-control lead-in wire drops in the scope of described black matrix orthographic projection on the substrate.
7. integrated touch-control display panel as claimed in claim 1, it is characterised in that each described first touch control electrode comprises the described touch-control lead-in wire of identical bar number.
8. integrated touch-control display panel as claimed in claim 7, it is characterized in that, in described first touch control electrode, between adjacent described touch-control lead-in wire, all there is identical spacing distance, equal for the described spacing distance in different described first touch control electrode.
9. integrated touch-control display panel as claimed in claim 1, it is characterised in that described first touch control electrode adopts metal oxide materials, described touch-control lead-in wire adopts metal material.
10. an integrated touch control display apparatus, it is characterised in that include as arbitrary in claim 1-as described in integrated touch-control display panel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201521139260.3U CN205302237U (en) | 2015-12-31 | 2015-12-31 | Integrated touch -control display panel and integrated touch -sensitive display device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201521139260.3U CN205302237U (en) | 2015-12-31 | 2015-12-31 | Integrated touch -control display panel and integrated touch -sensitive display device |
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| CN205302237U true CN205302237U (en) | 2016-06-08 |
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| CN201521139260.3U Active CN205302237U (en) | 2015-12-31 | 2015-12-31 | Integrated touch -control display panel and integrated touch -sensitive display device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108646483A (en) * | 2018-04-26 | 2018-10-12 | 上海中航光电子有限公司 | Array substrate, display panel and display device |
| CN111290658A (en) * | 2020-01-21 | 2020-06-16 | 京东方科技集团股份有限公司 | Array substrate, preparation method thereof and touch display panel |
-
2015
- 2015-12-31 CN CN201521139260.3U patent/CN205302237U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108646483A (en) * | 2018-04-26 | 2018-10-12 | 上海中航光电子有限公司 | Array substrate, display panel and display device |
| CN108646483B (en) * | 2018-04-26 | 2021-08-24 | 上海中航光电子有限公司 | Array substrate, display panel and display device |
| CN111290658A (en) * | 2020-01-21 | 2020-06-16 | 京东方科技集团股份有限公司 | Array substrate, preparation method thereof and touch display panel |
| CN111290658B (en) * | 2020-01-21 | 2022-04-22 | 京东方科技集团股份有限公司 | Array substrate, preparation method thereof and touch display panel |
| US11714513B2 (en) | 2020-01-21 | 2023-08-01 | Wuhan Boe Optoelectronics Technology Co., Ltd. | Array substrate and manufacturing method thereof and touch display panel |
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