CN205375428U - Touch -control display panel and touch -control display device - Google Patents
Touch -control display panel and touch -control display device Download PDFInfo
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- CN205375428U CN205375428U CN201620026133.0U CN201620026133U CN205375428U CN 205375428 U CN205375428 U CN 205375428U CN 201620026133 U CN201620026133 U CN 201620026133U CN 205375428 U CN205375428 U CN 205375428U
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Abstract
The utility model provides a touch -control display panel, a serial communication port, include: the base plate, the base plate includes the area of occurrence and centers on the non -display area of area of occurrence, be located many first touch -control electrodes of area of occurrence with be located the non -display area with the many many first lead wires that first touch -control electrode one -to -one electricity is connected, wherein, many first touch -control electrode extends and arranges in proper order along the second direction along the first direction, many first lead wire is followed the second direction is extended and is followed the first direction is arranged in proper order, the edge of many first lead wires width on the first direction is along with being close to area of occurrence and reducing gradually. Adopt the embodiment of the utility model provides a touch -control display panel, can be all with touch thing touch -control electrode lead's in to touch -control display panel interference, it is inconsistent to prevent that different touch -control electrode lead from going up the voltage swing of transmission, improves touch -control display panel's touch -control precision.
Description
Technical field
This utility model relates to technical field of touch-control display, especially relates to a kind of touch-control display panel with special construction touch-control lead-in wire and touch control display device.
Background technology
Touch display panel inputs medium as one, is current a kind of man-machine interaction mode, and therefore, touch is shown that function is integrated in liquid crystal display by increasing product.In the prior art, being illustrated in figure 1 a kind of touch-control display panel schematic diagram of the prior art, touch-control display panel 100 generally comprises substrate, and substrate generally comprises viewing area 101 and the non-display area 103 around viewing area 101.Multiple touch control electrode 105 (simply schematically extend with touch control electrode 105 for D1 along a first direction in FIG and illustrate along second direction D2 successively parallel arrangement arrangement) is generally comprised in viewing area 101, also include, at non-display area 103, a plurality of touch control electrode lead-in wire 1051 that multiple and in viewing area 101 multiple touch control electrode 105 one_to_one corresponding electrically connects, wherein touch control electrode lead-in wire 1051 include near viewing area 101 and not close to viewing area 101.In the prior art, when touch objects (finger of such as people) is when touching touch-control display panel, especially when touch location is close to time near the position, boundary of viewing area 101 and non-display area 103, the touch control electrode lead-in wire 1051 the closer to viewing area 101 being arranged in non-display area 103 is more easily subject to the interference of touch objects, this interference is directly reflected as: the voltage signal transmitted on different touch control electrode lead-in wires 1051 differs, and the impact thus brought is the decline of touch accuracy.
Summary of the invention
In view of this, on the one hand, this utility model provides a kind of touch-control display panel, it is characterised in that including: substrate, described substrate includes viewing area and the non-display area around described viewing area；It is positioned at a plurality of first touch control electrode of described viewing area and is positioned at a plurality of first lead-in wire electrically connected with described a plurality of first touch control electrode one_to_one corresponding of described non-display area, wherein, described a plurality of first touch control electrode extends in a first direction and arranges successively in a second direction, and described a plurality of first lead-in wire extends along described second direction and arranges successively along described first direction；The width along described first direction of described a plurality of first lead-in wire is along with being gradually reduced near described viewing area.
On the other hand, this utility model embodiment also provides for a kind of touch control display device, and described touch control display device includes aforementioned described touch-control display panel.
By adopting touch-control display panel and the touch control display device of the offer of this utility model embodiment, the interference that can all go between for touch control electrode in touch-control display panel with touch objects, the voltage swing preventing the different upper transmission of touch control electrode lead-in wire is inconsistent, improves the touch accuracy of touch-control display panel.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of touch-control display panel of the prior art；
The structural representation of substrate in a kind of touch-control display panel that Fig. 2 A provides for this utility model embodiment；
Fig. 2 B is the partial enlarged drawing of broken box Z in Fig. 2 A；
Fig. 3 is the touch probability analysis figure based on viewing area in Fig. 2 and the diverse location of non-display area of this utility model embodiment；
The structural representation of counter substrate in a kind of touch-control display panel that Fig. 4 provides for this utility model embodiment；
The stepped construction schematic diagram of a kind of touch-control display panel that Fig. 5 A provides for this utility model embodiment；
The stepped construction schematic diagram of another touch-control display panel that Fig. 5 B provides for this utility model embodiment.
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.
Fig. 2 A show the structural representation of substrate in a kind of touch-control display panel that this utility model embodiment provides, and concrete, touch-control display panel 200 includes substrate 201, and substrate 201 includes viewing area 203 and the non-display area 205 around viewing area 203；A plurality of first touch control electrode 207 is included in viewing area 203, a plurality of first lead-in wire 208 electrically connected with a plurality of first touch control electrode 207 one_to_one corresponding is included at non-display area 205, wherein, a plurality of first touch control electrode 207 D1 in the first direction extends and D2 arranges successively in a second direction, and a plurality of first lead-in wire 208 D2 in a second direction extends and D1 arranges successively in the first direction.Fig. 2 B show in Fig. 2 A the partial enlarged drawing of broken box Z, in conjunction with Fig. 1 and Fig. 2, a plurality of first lead-in wire 208 being arranged in non-display area 205 includes going between 2083,2082 and 2081 from away from viewing area 203 to three first that move closer to viewing area 203, and the width W on the D1 in the first direction of three first lead-in wires 2083,2082 and 2081 is along with being gradually reduced near viewing area 203.
nullIt should be noted that，The annexation gone between for the touch control electrode in Fig. 2 A and Fig. 2 B illustrated embodiment and touch control electrode is: in a second direction d 2，From the top of touch-control display panel 200 to bottom，The first lead-in wire 208 electrically connected with the first touch control electrode 207 near top is respectively positioned on the right side of viewing area 201、The first lead-in wire 208 electrically connected with the first touch control electrode 207 near bottom is respectively positioned on the left of viewing area 201，But this setup is not intended that the restriction to this utility model embodiment，First lead-in wire 208 from the set-up mode of the top of touch-control display panel 200 to bottom can also be: what the first lead-in wire electrically connected with two the first touch control electrode 207 of arbitrary neighborhood replaced is arranged on the left of viewing area 201 and the non-display area 205 on right side，Design like this does not repeat them here，Both fall within this utility model embodiment scope required for protection，As long as the width W met on the D1 in the first direction of a plurality of first lead-in wire 208 is along with being gradually reduced near viewing area 203.
It can further be stated that; the quantity gone between for the touch control electrode in Fig. 2 A and Fig. 2 B illustrated embodiment is also not intended that the restriction to this utility model embodiment; concrete; can be arbitrarily devised according to the needs of product; and both fall within this utility model embodiment scope required for protection, as long as the width W met on the D1 in the first direction of a plurality of first lead-in wire 208 is along with being gradually reduced near viewing area 203.
By adopting the design in inventive embodiments as shown in Figure 2 A and 2 B, when there is the position, boundary at viewing area and non-display area in touch point, the interference that can all go between for touch control electrode in touch-control display panel with touch objects, the voltage swing preventing the different upper transmission of touch control electrode lead-in wire is inconsistent, improves the touch accuracy of touch-control display panel.
Fig. 3 show based on the touch probability analysis figure of the diverse location of viewing area and non-display area in Fig. 2 A, in conjunction with Fig. 2 A and Fig. 3, it can be seen that in viewing area 203, in viewing area 203, display and touch controllable function is integrated due to touch-control display panel, therefore most of touch all occurs in viewing area, this region is thought 100% by what the probability of touch-control was normalized, and touch-control probability curve is represented by curve A；Along with more and more far away from viewing area 203, particularly in non-display area 205, owing to not having touch-control and display function, the probability that touch-control display panel is touched in this region is along with being gradually lowered further away from viewing area 203, the touch-control probability curve in this region is represented by curve B, and normalized think that the probability being touched is 0% at the marginal position of touch-control display panel.
The width assuming the non-display area D1 in the first direction of touch-control display panel is 1mm, the probability that the probability that edge, viewing area 203 is touched is normalization probability 100%, the edge of touch display panel is touched is 0%, the probability that then the first lead-in wire in the non-display area of whole touch-control display panel is touched about the relational expression of distance viewing area is: P=(1-d) * 100%, wherein d is first lead-in wire distance to edge of display area.Simultaneously, that assume touch objects is highly longitudinally H, the width of the first lead-in wire is W, so first lead-in wire be generated interference be desired for H*W* (1-d), in the prior art, all differ at the first distance d going between viewing area of non-display area, but the width gone between on D1 in the first direction at whole the first of non-display area is all identical, therefore, the disturbed expectation of any two the first lead-in wire is all different, this also directly affects the difference of the signal that different first lead-in wire transmits, and have impact on touch accuracy.
nullIn conjunction with Fig. 3 with continued reference to Fig. 2 B，Width respectively W1 and the W2 of the D1 in the first direction of the first lead-in wire 2081 and 2082 in fig. 2b，And first of close the viewing area 203 in both the first lead-in wires 2081 and 2082 to go between 2081 be d1 with the distance of the first touch control electrode 207 in viewing area 203 on D1 in the first direction，The first lead-in wire 2082 away from viewing area 203 in both first lead-in wires 2081 and 2082 is d2 with the distance of the first touch control electrode 207 in viewing area 203 on D1 in the first direction，When width W1 and the W2 of the first lead-in wire 2081 and 2082 meets relational expression W1* (1-d1)=A*W2* (1-d2)，When touch point occurs when the delivery position of viewing area and non-display area，Can the more effective interference all with touch objects, touch control electrode in touch-control display panel gone between，The voltage swing preventing the different upper transmission of touch control electrode lead-in wire is inconsistent，Better improve the touch accuracy of touch-control display panel.Wherein, A is the Any Digit be more than or equal to 0.85 and less than or equal to 1.15.It should be noted that for this relational expression, the width of any two first D1 in the first direction of going between in W1 and W2 respectively non-display area, and two first lead-in wires that to be not limited in Fig. 2 B adjacent.
It should be noted that, for the touch-control display panel 200 in embodiment corresponding to Fig. 2 A, also include a counter substrate 301 as shown in Figure 4, counter substrate 301 is oppositely arranged with the substrate 201 in Fig. 2 A, and including the second touch control electrode 303 that a plurality of D2 in a second direction extends and D1 arranges successively in the first direction and a plurality of second lead-in wire 305 electrically connected with a plurality of second touch control electrode 303 one_to_one corresponding in counter substrate 301, a plurality of second lead-in wire 305 is positioned at non-display area.
It can further be stated that, for the counter substrate 301 in Fig. 4, also including common electrode layer, common electrode layer D1 in the first direction is divided into a plurality of public electrode insulated from each other, public electrode is exactly the second touch control electrode 303, and namely the second touch control electrode 303 is multiplexed with public electrode.Also including scanning circuit 307 in the diagram, scanning circuit 307 is connected with the second touch control electrode 303 by the second lead-in wire 305.In the display stage, the second touch control electrode 303 receives the common signal from scanning circuit 307 by the second lead-in wire 305, and namely second touch control electrode 303 in this stage is public electrode；In the touch-control stage, the touch-control that second touch control electrode 303 is received from scanning circuit 307 by the second lead-in wire 305 drives signal, simultaneously, first touch control electrode 207 drives signal and the external touch objects touch-control on touch-control display panel to produce touch control detection signal based on the touch-control in the second touch control electrode 303, identifies the position of touch-control with this.
It can further be stated that, in conjunction with Fig. 2 A and Fig. 4, owing to substrate 201 and counter substrate 301 are generally oppositely arranged, a plurality of second touch control electrode 303 be arranged on counter substrate 301 on the side of substrate 201, a plurality of first touch control electrode 207 is arranged on the side deviating from counter substrate 301 of substrate 201 simultaneously, as shown in Figure 5A；Or, a plurality of second touch control electrode 303 be arranged on counter substrate 301 on the side of substrate 201, simultaneously a plurality of first touch control electrode 207 be arranged on substrate 201 on the side of counter substrate 301, as shown in Figure 5 B.Other various facilities about the first touch control electrode and the second touch control electrode repeat no more, and broadly fall in the scope of this utility model embodiment protection.
Also, it should be noted for Fig. 5 A and Fig. 5 B, substrate 201 can be color membrane substrates, counter substrate 301 can be array base palte.When substrate 201 is color membrane substrates, when counter substrate 301 is array base palte, counter substrate 301 also includes a plurality of controlling grid scan line (not providing in figure) and a plurality of data lines (not providing in figure) intersected that insulate with controlling grid scan line, the bearing of trend of controlling grid scan line can be parallel with first direction D1, and the bearing of trend of data wire is parallel with second direction D2.
This utility model embodiment also proposes a kind of touch control display device, and this touch control display device can be mobile phone, it is also possible to for touching devices such as computers, concrete, this electronic equipment includes the touch-control display panel mentioned in aforementioned any embodiment.
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 (9)
1. a touch-control display panel, it is characterised in that including:
Substrate, described substrate includes viewing area and the non-display area around described viewing area；
It is positioned at a plurality of first touch control electrode of described viewing area and is positioned at a plurality of first lead-in wire electrically connected with described a plurality of first touch control electrode one_to_one corresponding of described non-display area, wherein, described a plurality of first touch control electrode extends in a first direction and arranges successively in a second direction, and described a plurality of first lead-in wire extends along described second direction and arranges successively along described first direction；
The width along described first direction of described a plurality of first lead-in wire is along with being gradually reduced near described viewing area.
2. touch-control display panel as claimed in claim 1, it is characterized in that, described touch-control display panel also includes the counter substrate being oppositely arranged with described substrate, described counter substrate includes a plurality of the second touch control electrode extended and arrange successively along described first direction and a plurality of second lead-in wire electrically connected with described a plurality of second touch control electrode one_to_one corresponding along described second direction, and described a plurality of second lead-in wire is positioned at described non-display area.
3. touch-control display panel as claimed in claim 2, it is characterised in that described counter substrate also includes common electrode layer, and described common electrode layer is divided into a plurality of public electrode insulated from each other, and described second touch control electrode is multiplexed with described public electrode.
4. touch-control display panel as claimed in claim 3, it is characterised in that described touch-control display panel also includes scanning circuit, described scanning circuit is connected with described second touch control electrode by described second lead-in wire；In the display stage, described second touch control electrode receives the common signal from described scanning circuit by described second lead-in wire；In the touch-control stage, the touch-control that described second touch control electrode is received from described scanning circuit by described second lead-in wire drives signal, and described first touch control electrode drives signal to produce touch control detection signal based on described touch-control.
5. touch-control display panel as claimed in claim 4, it is characterized in that, described a plurality of first touch control electrode is arranged on the side deviating from described counter substrate of described substrate, described a plurality of second touch control electrode be arranged on described counter substrate on the side of described substrate.
6. touch-control display panel according to claim 2, it is characterised in that described substrate is color membrane substrates, described counter substrate is array base palte.
null7. touch-control display panel as claimed in claim 1，It is characterized in that，For any two described first lead-in wires，Going between at the width along described first direction near described the first of described viewing area in both is W1，Going between at the width along described first direction away from described the first of described viewing area in both is W2，W1 and W2 meets formula: W1* (1-D1)=A*W2* (1-D2)，Wherein，D1 be in both near described viewing area described first lead-in wire along described first direction with the distance of the first touch control electrode described in described viewing area，D2 be in both away from described viewing area described first lead-in wire along described first direction with the distance of the first touch control electrode described in described viewing area，A is the Any Digit be more than or equal to 0.85 and less than or equal to 1.15.
8. touch-control display panel as claimed in claim 2, it is characterized in that, described counter substrate also includes a plurality of controlling grid scan line and a plurality of data lines intersected that insulate with described controlling grid scan line, the bearing of trend of described controlling grid scan line is parallel with described first direction, and the bearing of trend of described data wire is parallel with described second direction.
9. a touch control display device, it is characterised in that described touch control display device include as arbitrary in claim 1-8 as described in touch-control display panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201620026133.0U CN205375428U (en) | 2016-01-12 | 2016-01-12 | Touch -control display panel and touch -control display device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620026133.0U CN205375428U (en) | 2016-01-12 | 2016-01-12 | Touch -control display panel and touch -control display device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105528115A (en) * | 2016-01-12 | 2016-04-27 | 上海中航光电子有限公司 | Touch display panel and touch display device |
| CN106775050A (en) * | 2016-11-14 | 2017-05-31 | 厦门天马微电子有限公司 | Touch-control display panel and device |
-
2016
- 2016-01-12 CN CN201620026133.0U patent/CN205375428U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105528115A (en) * | 2016-01-12 | 2016-04-27 | 上海中航光电子有限公司 | Touch display panel and touch display device |
| CN105528115B (en) * | 2016-01-12 | 2019-01-22 | 上海中航光电子有限公司 | A kind of touch-control display panel and touch control display device |
| CN106775050A (en) * | 2016-11-14 | 2017-05-31 | 厦门天马微电子有限公司 | Touch-control display panel and device |
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