CN204302937U - A kind of touch control display apparatus and electronic equipment - Google Patents
A kind of touch control display apparatus and electronic equipment Download PDFInfo
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- CN204302937U CN204302937U CN201420711680.3U CN201420711680U CN204302937U CN 204302937 U CN204302937 U CN 204302937U CN 201420711680 U CN201420711680 U CN 201420711680U CN 204302937 U CN204302937 U CN 204302937U
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Abstract
Embodiment of the present utility model provides a kind of touch control display apparatus and electronic equipment, wherein the pattern of the transparency electrode of touch control unit comprises the first touch control electrode for transmitting touching signals and is not used in the dummy electrodes of transmission touching signals, first touch control electrode comprises many first electrodes extended along first direction, dummy electrodes comprises along multiple second electrode, the bearing of trend of the second electrode is different from the bearing of trend of the first electrode, make the bearing of trend of the slit between the second electrode also different from the bearing of trend of the slit in the first electrode or between the first electrode and the second electrode, decrease quantity and the density of the slit extended along first direction, reduce the visuality of the pattern of this transparency electrode.
Description
Technical field
The utility model relates to technical field of touch-control display, particularly a kind of touch control display apparatus and comprise the electronic equipment of this touch control display apparatus.
Background technology
In recent years, the display device (becoming touch control display apparatus) with touch controllable function is widely used.Wherein, display panel to arrange towards the side of human eye touch control detection transparency electrode (can for touch-control drive electrode, touch detection electrodes one of them or all) touch control display apparatus be important research direction.Because this transparency electrode is not completely transparent, under the prerequisite ensureing image quality, how reduce the visuality of this transparent electrode pattern, namely not visibleization (inconspicuousness) is a technical matters urgently to be resolved hurrily.
Utility model content
Technical matters to be solved of the present utility model is that the pattern of the transparency electrode of touch control display apparatus in prior art is visible, affects display quality.
Embodiment of the present utility model provides a kind of touch control display apparatus, comprise display unit and touch control unit, described touch control unit comprises the transparency electrode be oppositely arranged with described display unit, the pattern of described transparency electrode comprises the first touch control electrode for transmitting touching signals and is not used in the dummy electrodes of transmission touching signals, described first touch control electrode comprises many first electrodes extended along first direction, described dummy electrodes comprises multiple second electrode, and the bearing of trend of described second electrode is different from described first direction.
Preferably, the first electrode described in each comprises many son first electrodes along first direction extension and the first slit.
Preferably, be provided with multiple described second electrode between adjacent two described first electrodes, multiple second electrodes between described adjacent first electrode comprise row or multiple row second electrode along first direction arrangement, and/or
Described in each, the first electrode comprises an opening, is provided with multiple described second electrode in described opening, and multiple second electrodes in described opening comprise row or multiple row second electrode along first direction arrangement.
Preferably, described multiple second electrode comprises the second different electrode of at least two bearing of trends.
Preferably, described multiple second electrode comprises row second electrode, comprising the second electrode that at least two bearing of trends are different; Or described multiple second electrode comprises two row second electrodes, comprising the second electrode that at least two bearing of trends are different.
Preferably, described multiple second electrode comprises two row second electrodes, wherein each second electrode of row second electrode is all along second direction extension, first direction arrangement, wherein each second electrode of another row second electrode is all along third direction extension, first direction arrangement, and described first direction, second direction, third direction are interdigitate with one another.
Preferably, described multiple second electrode all extends along second direction, first direction arrangement, and described first direction, second direction are intersected.
Preferably, described first direction is vertical with second direction.
Preferably, described display unit comprises the first substrate and second substrate that are oppositely arranged, be provided with pixel electrode array between described first substrate and second substrate and be oppositely arranged with described pixel electrode the public electrode forming electric field, described public electrode comprises many articles of the 3rd electrodes extended along second direction, described 3rd electrode is multiplexed with display public electrode and touch-control drive electrode, and described first electrode is touch-control detecting electrode.
Preferably, the first electrode described in each comprises many son first electrodes and the first slit that extend along first direction, and described sub first electrode is continuous print straight line or broken line or wavy line, and described second electrode is straight line or broken line or V-shaped line or wavy line.
Of the present utility modelly embodiment still provides a kind of electronic equipment, comprise above-mentioned touch control display apparatus.
Compared with prior art, in the touch control display apparatus that the utility model embodiment provides and electronic equipment, the pattern of the transparency electrode of touch control unit comprises the first touch control electrode for transmitting touching signals and is not used in the dummy electrodes of transmission touching signals, first touch control electrode comprises many first electrodes extended along first direction, dummy electrodes comprises along multiple second electrode, the bearing of trend of the second electrode is different from the bearing of trend of the first electrode, make the bearing of trend of the slit between the second electrode also different from the bearing of trend of the slit in the first electrode or between the first electrode and the second electrode, decrease quantity and the density of the slit extended along first direction, reduce the visuality of the pattern of this transparency electrode.
Accompanying drawing explanation
The sectional structure schematic diagram of a kind of touch control display apparatus that Fig. 1 provides for embodiment of the present utility model;
The structural representation of the mutual capacitance touch control unit that Fig. 2 provides for the utility model embodiment;
The pel array schematic diagram of Fig. 3 to be multiplexing public electrode be touch-control drive electrode;
A kind of transparent electrode pattern schematic diagram that Fig. 4 provides for the utility model embodiment;
A kind of dummy electrodes schematic diagram that Fig. 5 a provides for the utility model embodiment;
A kind of dummy electrodes schematic diagram that Fig. 5 b provides for the utility model embodiment;
A kind of dummy electrodes schematic diagram that Fig. 5 c provides for the utility model embodiment;
A kind of dummy electrodes schematic diagram that Fig. 5 d provides for the utility model embodiment;
A kind of dummy electrodes schematic diagram that Fig. 5 e provides for the utility model embodiment;
A kind of transparent electrode pattern portion schematic diagram that Fig. 6 a provides for the utility model embodiment;
A kind of transparent electrode pattern portion schematic diagram that Fig. 6 b provides for the utility model embodiment;
A kind of transparent electrode pattern portion schematic diagram that Fig. 6 c provides for the utility model embodiment;
A kind of transparent electrode pattern portion schematic diagram that Fig. 6 d provides for the utility model embodiment;
A kind of transparent electrode pattern portion schematic diagram that Fig. 7 provides for the utility model embodiment;
A kind of transparent electrode pattern portion schematic diagram that Fig. 8 provides for the utility model embodiment;
A kind of transparent electrode pattern portion schematic diagram that Fig. 9 provides for the utility model embodiment.
Embodiment
For making the purpose of this utility model, feature becomes apparent, and is further described embodiment of the present utility model below in conjunction with accompanying drawing.
Main thought of the present utility model is to provide a kind of touch control display apparatus and electronic equipment, wherein the pattern of the transparency electrode of touch control unit comprises the first touch control electrode for transmitting touching signals and is not used in the dummy electrodes of transmission touching signals, first touch control electrode comprises many first electrodes extended along first direction, dummy electrodes comprises along multiple second electrode, the bearing of trend of the second electrode is different from the bearing of trend of the first electrode, make the bearing of trend of the slit between the second electrode also different from the bearing of trend of the slit in the first electrode or between the first electrode and the second electrode, decrease quantity and the density of the slit extended along first direction, reduce the visuality of the pattern of this transparency electrode.
The touch control display apparatus that the utility model provides comprises display unit and touch control unit, and wherein display unit is generally display panel, can be display panels, organic electroluminescence display panel, Electronic Paper etc.; Touch control unit can be capacitive touch control unit, electromagnetic touch unit, resistance touch control unit etc.Below for capacitive touch control unit and display panels, set forth structure and the working method of the touch control display apparatus that the utility model provides.
The sectional structure schematic diagram of a kind of touch control display apparatus that Fig. 1 provides for embodiment of the present utility model.In Fig. 1, display unit is for display panels, comprises the first substrate 11 and second substrate 12 that are oppositely arranged, and is arranged at the liquid crystal layer 13 between first substrate 11 and second substrate 12.Touch control unit, for the mutual capacitance touch control unit of bilayer, comprises the first touch control electrode 21 and the second touch control electrode 22.Second touch control electrode can be arranged at the inner side (namely second substrate 12 is near the side of liquid crystal layer 13) of second substrate 12, generally as touch-control drive electrode, is applied in touch-control drive singal D.First touch control electrode 21 is arranged at the outside (i.e. the side of first substrate 11 liquid crystal layer 13 dorsad) of first substrate 11, general as touch-control sensing electrode, touch control detection circuit (not shown) is from this touch-control sensing electrode detection touch-control sensing signal S.The principle of work that the driving of mutual capacitance touch control unit detects is well known, simple description is exactly form electric capacity C between the first touch control electrode 21 and the second touch control electrode 22, finger close to or when touching this touch control unit, an additional capacitor (not shown) can be produced, be equivalent to electric capacity C to become C '.When having touch to occur, touch-control drive singal is D, and touch-control sensing signal is S ', is different from touch-control sensing signal S when no touch occurs, and then can judge whether somewhere has touch to occur.
It should be noted that, display unit is also not limited to display panels, touch control unit can be not limited to mutual capacitance touch control unit, as another kind of embodiment, in Fig. 1, the second touch control electrode 22 can also be arranged at the inner side (namely first substrate 11 is near the side of liquid crystal layer 13) of first substrate 11.
The structural representation of the mutual capacitance touch control unit that Fig. 2 provides for the utility model embodiment.This mutual capacitance touch control unit comprises the first touch control electrode 21 and the second touch control electrode 22 be oppositely arranged, first touch control electrode comprise many along first direction extend, along second direction arrangement the first electrode 211, second touch control electrode 22 comprise many articles along second direction extend, along first direction arrangement the 3rd electrodes 221.Mutual capacitance touch control unit also comprises to be provided the touch drive circuit 23 of touch-control drive singal to the second touch control electrode 22 and detects the touch control detection circuit 24 of touch-control sensing signal from the first touch control electrode 21.Usually, first direction is vertical or be basically perpendicular to second direction.
Can existing structure in this display panels multiplexing as the second touch control electrode 22 of touch-control drive electrode in Fig. 1; such as display panels also comprises the pel array being arranged between first substrate 11 and second substrate 12 (for inside second substrate 12 in figure) usually, and the second touch control electrode 22 can existing structure in this pel array multiplexing.The pel array schematic diagram of Fig. 3 to be multiplexing public electrode be touch-control drive electrode.As can be seen from Figure 3, this pel array comprises many sweep traces 101 extending along second direction (X-direction), arrange along first direction (Y-direction), many extend along Y-direction, the data lines 102 that arrange in X direction, be arranged at the pixel cell in pixel region that adjacent two gate lines and adjacent two data lines enclose.Each pixel cell comprises pixel switch 103, pixel electrode 104, the public electrode be oppositely arranged with pixel electrode 104.Pixel switch 103 is generally thin film transistor (TFT) TFT, and its grid is electrically connected with sweep trace 101, source electrode is electrically connected with data line 102, draining is electrically connected with pixel electrode 104.The plurality of pixel electrode 104 is arranged in array, and form multirow and multiple row, every a line pixel electrode 104 is parallel to X-direction, and each row pixel electrode 104 is parallel to Y-direction.Public electrode comprises many articles of the 3rd electrodes 221, and each article the 3rd electrode 221 extends in X direction, arranges along Y-direction.Article usual one, the 3rd electrode 221 contains an entire row of pixels unit in X-direction, can contain the capable pixel cell of integer or the capable pixel cell of non-integer in the Y direction.2 row pixel cells are contained in the Y direction for one article of the 3rd electrode 221 in Fig. 3.In embodiment illustrated in fig. 3, the 3rd electrode is multiplexed with display public electrode and touch-control drive electrode.
In addition, touch control unit not only comprises the first touch control electrode 21, also comprises and is positioned at same layer with this first touch control electrode 21, and all with the dummy electrodes that transparent conductive material is prepared from; In other words this touch control unit comprises transparency electrode, is oppositely arranged with display unit.This transparency electrode comprises for transmitting the first touch control electrode 21 of touching signals (comprising touch-control drive singal and/or touch-control sensing signal) and being not used in the dummy electrodes of transmission touching signals, and dummy electrodes is not electrically connected with the first touch control electrode 21.Because this transparency electrode is not completely transparent, the transmitance of this transparency electrode after dummy electrodes is set, can be improved, suppress the observability of the pattern of this transparency electrode simultaneously.Just set forth several preferred transparent electrode pattern by reference to the accompanying drawings below.
The schematic diagram of a kind of transparent electrode pattern that Fig. 4 provides for the utility model embodiment.As can be seen from the figure, each first electrode 211 can comprise many son first electrode 211a along first direction extension and the first slit 211b, can improve transmitance like this.No matter whether the first electrode comprises slit, between adjacent two the first electrodes, at least one of them can arrange dummy electrodes in the 211, first electrode 211 inside.That is: between adjacent two the first electrodes 211, be provided with dummy electrodes, this dummy electrodes comprises multiple second electrode 212a, dummy electrodes is provided with between adjacent first electrode 211, this dummy electrodes comprises multiple second electrode 212a, row or the multiple row (being 2 row in figure) that described multiple second electrode 212a arranges along first direction, and/or
Each first electrode 211 comprises an opening 21a, dummy electrodes is provided with in this opening 21a, this dummy electrodes comprises multiple second electrode 212a, and the multiple second electrode 212a in opening 21a can for row or the multiple row (being 1 row in figure) along first direction arrangement.As can be seen from the figure, the bearing of trend of the second electrode 212a is vertical with first direction or substantially vertical, the bearing of trend of such second electrode 212a is different from the bearing of trend of the first electrode 211, and the bearing of trend of the slit 212b between the second electrode 212a is different from the bearing of trend of slit 211b in the first electrode 211.Accordingly, in prior art, the first electrode and the second electrode all extend along first direction, slit in first electrode and between the second electrode slit also all extend along first direction, so the slot number along a direction (i.e. first direction) of prior art and density are all much greatly.From foregoing description, first electrode of transparency electrode and the second electrode in embodiment of the present utility model also not all extend along first direction, slit in first electrode and between the second electrode slit also all and not all extend along first direction, decrease quantity and the density of the slit extended along a direction (i.e. first direction).In the existing visuality reducing the pattern of this transparency electrode.
It should be noted that, this Fig. 4 illustrate only the optimal way that a kind of second electrode vertical first direction extends, as long as in fact the bearing of trend of the second electrode is different from described first direction.Fig. 5 a-e shows several dummy electrodes schematic diagram, the bearing of trend of this second electrode can intersect but out of plumb with first direction, and the shape of this second electrode can be straight line (Fig. 5 a, Fig. 5 b and Fig. 5 c) or broken line or V-shaped line (Fig. 5 d) or wavy line (Fig. 5 e).Dummy electrodes shown in Fig. 5 a-e can be arranged in the opening of the first electrode, also can be arranged between adjacent first electrode.Be arranged at the opening of the first electrode, the bearing of trend of the second electrode of opening of the first electrode can all identical (as shown in Figure 4), also can comprise at least two different bearing of trends (as shown in Fig. 6 a-d).In transparent electrode pattern shown in Fig. 4, multiple second electrode comprises row second electrode, and in this row second electrode, each second electrode is all along second direction extension, first direction arrangement, and first direction, second direction are intersected.In transparent electrode pattern shown in Fig. 6 a, the second electrode comprises two row second electrodes, comprising the second electrode that at least two bearing of trends are different, namely the second electrode 212-1 of first row is positioned at the opening of the first electrode, and wherein each second electrode all extends along second direction, first direction arrangement; Second electrode 212-2 of secondary series is between adjacent first electrode, and wherein each second electrode all extends along third direction, first direction arrangement.First direction, second direction, third direction are interdigitate with one another.Fig. 6 b and Fig. 6 c shows the schematic diagram of another kind of transparent electrode pattern, and the bearing of trend of each second electrode in the bearing of trend of each second electrode in first row second electrode 212-1, secondary series second electrode 212-2, the bearing of trend of the first electrode are interdigitate with one another.In addition, can also be that the second electrode in same row has at least two different bearing of trends, as shown in fig 6d.
In addition, as a kind of preferred implementation, in first electrode 211, each sub first electrode can be continuous print straight line (as shown in Figure 7), also can be broken line (as shown in Figure 8) or wavy line (square-wave-shaped as shown in Figure 9 also can be wavy).
It should be noted that, the concept on " edge ... direction extends " mentioned in present specification refers to and is greater than in the size perpendicular to this direction in the size in this direction.To be this sub first electrode 211a be greater than this first electrode 211a perpendicular to the size on first direction in the size of first direction to the implication of son first electrode 211a such as extended along first direction.
Embodiment of the present utility model also provides a kind of electronic equipment comprising above-mentioned touch control display apparatus.
Although the utility model discloses as above with preferred embodiment; so itself and be not used to limit the utility model; have in any art and usually know the knowledgeable; not 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.
Claims (11)
1. a touch control display apparatus, comprise display unit and touch control unit, described touch control unit comprises the transparency electrode be oppositely arranged with described display unit, the pattern of described transparency electrode comprises the first touch control electrode for transmitting touching signals and is not used in the dummy electrodes of transmission touching signals, described first touch control electrode comprises many first electrodes extended along first direction, described dummy electrodes comprises multiple second electrode, and the bearing of trend of described second electrode is different from described first direction.
2. touch control display apparatus as claimed in claim 1, is characterized in that, the first electrode described in each comprises many son first electrodes along first direction extension and the first slit.
3. touch control display apparatus as claimed in claim 1 or 2, it is characterized in that, be provided with multiple described second electrode between adjacent two described first electrodes, multiple second electrodes between described adjacent first electrode comprise row or multiple row second electrode along first direction arrangement, and/or
Described in each, the first electrode comprises an opening, is provided with multiple described second electrode in described opening, and multiple second electrodes in described opening comprise row or multiple row second electrode along first direction arrangement.
4. touch control display apparatus as claimed in claim 3, it is characterized in that, described multiple second electrode comprises the second different electrode of at least two bearing of trends.
5. touch control display apparatus as claimed in claim 4, it is characterized in that, described multiple second electrode comprises row second electrode, comprising the second electrode that at least two bearing of trends are different; Or described multiple second electrode comprises two row second electrodes, comprising the second electrode that at least two bearing of trends are different.
6. touch control display apparatus as claimed in claim 4, it is characterized in that, described multiple second electrode comprises two row second electrodes, wherein each second electrode of row second electrode is all along second direction extension, first direction arrangement, wherein each second electrode of another row second electrode is all along third direction extension, first direction arrangement, and described first direction, second direction, third direction are interdigitate with one another.
7. touch control display apparatus as claimed in claim 3, is characterized in that, described multiple second electrode all extends along second direction, first direction arrangement, and described first direction, second direction are intersected.
8. touch control display apparatus as claimed in claim 7, it is characterized in that, described first direction is vertical with second direction.
9. touch control display apparatus as claimed in claim 1, it is characterized in that, described display unit comprises the first substrate and second substrate that are oppositely arranged, be provided with pixel electrode array between described first substrate and second substrate and be oppositely arranged with described pixel electrode the public electrode forming electric field, described public electrode comprises many articles of the 3rd electrodes extended along second direction, described 3rd electrode is multiplexed with display public electrode and touch-control drive electrode, and described first electrode is touch-control detecting electrode.
10. touch control display apparatus as claimed in claim 1, it is characterized in that, first electrode described in each comprises many son first electrodes along first direction extension and the first slit, described sub first electrode is continuous print straight line or broken line or wavy line, and described second electrode is straight line or broken line or V-shaped line or wavy line.
11. 1 kinds of electronic equipments, comprise the touch control display apparatus as described in any one of claim 1-10.
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| CN201420711680.3U CN204302937U (en) | 2014-11-24 | 2014-11-24 | A kind of touch control display apparatus and electronic equipment |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105117085A (en) * | 2015-09-07 | 2015-12-02 | 武汉华星光电技术有限公司 | Embedded touch panel and manufacture method of same |
| CN106648227A (en) * | 2016-12-12 | 2017-05-10 | 晟光科技股份有限公司 | ITO routing reflection check method of OGS touch screen |
| CN109976586A (en) * | 2018-10-04 | 2019-07-05 | 友达光电股份有限公司 | Touch control display apparatus |
-
2014
- 2014-11-24 CN CN201420711680.3U patent/CN204302937U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105117085A (en) * | 2015-09-07 | 2015-12-02 | 武汉华星光电技术有限公司 | Embedded touch panel and manufacture method of same |
| CN105117085B (en) * | 2015-09-07 | 2018-03-27 | 武汉华星光电技术有限公司 | Embedded touch control panel and its manufacture method |
| CN106648227A (en) * | 2016-12-12 | 2017-05-10 | 晟光科技股份有限公司 | ITO routing reflection check method of OGS touch screen |
| CN109976586A (en) * | 2018-10-04 | 2019-07-05 | 友达光电股份有限公司 | Touch control display apparatus |
| CN109976586B (en) * | 2018-10-04 | 2022-09-09 | 友达光电股份有限公司 | Touch control display device |
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