CN203930747U - Touch control display apparatus and electronic equipment - Google Patents
Touch control display apparatus and electronic equipment Download PDFInfo
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- CN203930747U CN203930747U CN201420351708.7U CN201420351708U CN203930747U CN 203930747 U CN203930747 U CN 203930747U CN 201420351708 U CN201420351708 U CN 201420351708U CN 203930747 U CN203930747 U CN 203930747U
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Abstract
The utility model provides a kind of touch control display apparatus and electronic installation, and touch control display apparatus comprises: first substrate; The second substrate being oppositely arranged; Chromatic filter layer between first substrate and second substrate, touch sensible electrode layer; Touch sensible electrode layer is located at first substrate, and chromatic filter layer is located at a touch sensible electrode layer side of first substrate dorsad; Or chromatic filter layer is located at first substrate, touch sensible electrode layer is located at a chromatic filter layer side of first substrate dorsad; Touch sensible electrode layer comprises that being the capable n of m is listed as a plurality of electrode units of arranging, electrode unit comprises the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode as self-capacitance sensing electrode, mutually insulated and putting plugging between the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode, wherein, described m, n are the natural number that is greater than 1.The utility model also provides a kind of electronic equipment that comprises touch control display apparatus.The utility model can reduce size and the weight of touch control display apparatus.
Description
Technical field
The utility model relates to flat pannel display field, relates in particular to a kind of touch control display apparatus and electronic equipment.
Background technology
Touch-screen is as a kind of input medium, is the simplest, convenient, natural a kind of man-machine interaction mode at present.Therefore, touch-screen is applied in various electronic equipments more and more, such as: mobile phone, notebook computer, panel computer etc.
Capacitive touch screen technology becomes the touch screen technology of current main flow owing to having technique is simple, the life-span is long, transmittance is high advantage.Capacitive touch screen can be divided into mutual capacitance type touch screen and self-capacitance formula touch-screen.In mutual capacitance type touch screen, being provided with many drive electrodes and many induction electrodes, there is mutual capacitance in the overlapping place of drive electrode and induction electrode, by measuring the caused mutual capacitance of finger touches touch-screen, changes, and can obtain the position of finger touches touch-screen.What in self-capacitance formula touch-screen, detect is that touch sensible electrode holds with ground the self-capacitance forming, and the self-capacitance causing during based on finger touches touch-screen changes the detection of carrying out touch location.
Yet the electronic installation of prior art generally includes an independent touch-screen, described touch-screen is attached in display device, detect, yet this electronic installation does not more and more meet lightening development trend in order to carry out to touch.
Utility model content
The problem that the utility model solves is to provide a kind of touch control display apparatus and electronic equipment, to reduce size and the weight of described touch control display apparatus and electronic equipment.
In order to solve the technical problem, the utility model provides a kind of touch control display apparatus, comprising: first substrate; Second substrate, is oppositely arranged with described first substrate; Chromatic filter layer, between described first substrate and second substrate; Touch sensible electrode layer, between described first substrate and second substrate; Described touch sensible electrode layer is arranged at described first substrate, and described chromatic filter layer is arranged at a described touch sensible electrode layer side of described first substrate dorsad; Or described chromatic filter layer is arranged at described first substrate, described touch sensible electrode layer is arranged at a described chromatic filter layer side of described first substrate dorsad; Described touch sensible electrode layer comprises that being the capable n of m is listed as a plurality of electrode units of arranging, described electrode unit comprises the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode as self-capacitance sensing electrode, mutually insulated and putting plugging between described the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode, wherein, described m, n are the natural number that is greater than 1.
Alternatively, described touch control display apparatus further comprises touch control chip, described touch control chip is for providing touch detection signal to the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode of each electrode unit of touch sensible electrode layer, to detect the self-capacitance of the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode in each electrode unit, changes.
Alternatively, described touch control chip is arranged on described first substrate.
Alternatively, described touch control chip is arranged at described first substrate in the face of a side of described second substrate.
Alternatively, described touch control display apparatus for realizing touch sensible under the driving of one drive circuit; Described first substrate is provided with flexible PCB; Described touch control chip is connected with described driving circuit by described flexible PCB.
Alternatively, the mode of described touch control chip by glass top chip or the mode of covering brilliant film are bound to described first substrate.
Alternatively, described touch sensible electrode layer contacts with described first substrate, in described touch sensible electrode layer, be provided with many first and connect wire, should be connected with the second profile of tooth touch-control electrode pair with the first profile of tooth touch-control electrode of each electrode unit, described many first connection wires are connected with described touch control chip.
Alternatively, described chromatic filter layer is arranged at described first substrate, and described touch sensible electrode layer is arranged at a described chromatic filter layer side of described first substrate dorsad; In described touch sensible electrode layer, be provided with many first and connect wire, should be connected with the second profile of tooth touch-control electrode pair with the first profile of tooth touch-control electrode of each electrode unit; On described first substrate, be provided with many second and connect wire, described many second connect wire by being arranged in the via hole and described many first corresponding being connected of connection wire of chromatic filter layer; Described second connects wire is connected with described touch control chip.
Alternatively, described a plurality of electrode units are that two row multiple row matrix forms are arranged or multiple lines and multiple rows matrix form is arranged, and the tooth of described the first profile of tooth touch-control electrode and the second touch-control profile of tooth touch-control electrode extends along column direction.
Alternatively, described a plurality of electrode units are that two row multirow matrix forms are arranged or multiple row multirow matrix form is arranged, and the tooth of described the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode extends along line direction.
Alternatively, described the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode are monodentate structure or multiple tooth structure.
Alternatively, the tooth of described the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode is triangle or trapezoidal.
Alternatively, described electrode unit comprises one or more the first profile of tooth touch-control electrode and one or more the second profile of tooth touch-control electrode.
Alternatively, Different electrodes unit has the profile of tooth touch-control electrode of same number or the profile of tooth touch-control electrode of different numbers.
Alternatively, in same electrode unit, the shape of profile of tooth touch-control electrode is identical or different.
Alternatively, in Different electrodes unit, the shape of profile of tooth touch-control electrode is identical or different.
Alternatively, it is characterized in that, described touch sensible electrode layer is single layer structure, or described touch sensible electrode layer is the sandwich construction being electrically connected to each other.
Alternatively, two directions of inserting along the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode pair, the area of the area of the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode diminishes in opposite directions.
Alternatively, the first profile of tooth touch-control electrode is identical with the size and shape of the second profile of tooth touch-control electrode, the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode surround a rectangular area, and described the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode are with respect to the distribution that is centrosymmetric of described rectangular area central point.
Alternatively, the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode are two identical right-angle triangle touch-control electrodes; Adjacent being oppositely arranged of hypotenuse of described two identical right-angle triangle touch-control electrodes; Described two identical right-angle triangle touch-control electrode insulations.
Alternatively, the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode are two identical right-angled trapezium touch-control electrodes; Adjacent being oppositely arranged of oblique waist of described two identical right-angled trapezium touch-control electrodes; And described two identical right-angled trapezium touch-control electrode insulations.
Alternatively, described touch control display apparatus also comprises: liquid crystal layer, between described first substrate and described second substrate; Pixel electrode layer, between described liquid crystal layer and described second substrate, for loading pixel voltage; Common electrode layer, between described first substrate and described second substrate, for loading common electric voltage; The first polaroid, is positioned at a described first substrate side of described touch sensible electrode layer dorsad; The second polaroid, is positioned at a described second substrate side of described touch sensible electrode layer dorsad; Described touch sensible electrode layer and described chromatic filter layer are between described liquid crystal layer and described first substrate.
Alternatively, described touch control display apparatus is plane conversion type liquid crystal indicator, and described common electrode layer is between described liquid crystal layer and described pixel electrode layer.
Alternatively, described touch control display apparatus is twisted nematic liquid crystals display device, described touch sensible electrode layer is arranged at described first substrate, described chromatic filter layer is arranged at a described touch sensible electrode layer side of described first substrate dorsad, and described common electrode layer is between described liquid crystal layer and chromatic filter layer.
Alternatively, described touch control display apparatus is twisted nematic liquid crystals display device, described chromatic filter layer is arranged at described first substrate, described touch sensible electrode layer is arranged at a described chromatic filter layer side of described first substrate dorsad, described common electrode layer, between described liquid crystal layer and touch sensible electrode layer, and is also provided with insulation course between described common electrode layer and described touch sensible electrode layer.
Alternatively, described touch control display apparatus is further provided with touch control circuit and display control circuit, described touch control circuit provides touch detection signal for the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode to each electrode unit of touch sensible electrode layer, to detect the self-capacitance of the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode in each electrode unit, change, described display control circuit is for providing pixel voltage to described pixel electrode layer, and common electric voltage is provided to described common electrode layer, to drive described touch control display apparatus to carry out picture disply, wherein, described touch control circuit matches with described display control circuit, in order to control the picture disply of described touch control display apparatus, carry out in the different time from touch control detection.
Alternatively, described touch control circuit, when the first profile of tooth touch-control electrode of an electrode unit and the second profile of tooth touch-control electrode are driven and detected, drives the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode of remaining electrode unit simultaneously; Or described touch control circuit, when the first profile of tooth touch-control electrode of an electrode unit and the second profile of tooth touch-control electrode are driven and detected, drives the electrode unit that is positioned at current detected electrode unit periphery simultaneously.
Alternatively, described touch control circuit when the first profile of tooth touch-control electrode of an electrode unit and the second profile of tooth touch-control electrode are driven and are detected, provide simultaneously with touch detection signal identical first drive signal to the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode of described remaining electrode unit or described peripheral electrode unit.
Alternatively, described touch control circuit is touching while detecting, and provides the two driving signal identical with touching detection signal to described common electrode layer simultaneously, take to switch common electric voltage and drive described common electrode layer as two driving signal.
Alternatively, described touch control display apparatus further comprises touch control chip, described touch control chip is for providing touch detection signal to the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode of each electrode unit of touch sensible electrode layer, to detect the self-capacitance of the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode in each electrode unit, changes; Described touch control circuit and described display control circuit are all integrated in described touch control chip; Or described touch control circuit is integrated in described touch control chip, described display control circuit is integrated in a display control chip.
Correspondingly, the utility model also provides a kind of electronic equipment, comprises described touch control display apparatus.
Alternatively, described electronic equipment is mobile phone, panel computer, notebook computer or desktop computer.。
Compared with prior art, the technical solution of the utility model has the following advantages:
In the utility model touch control display apparatus, described touch sensible electrode layer is arranged between described first substrate and second substrate, compare with the prior art of the independent touch-screen of employing, integrated level is better, described touch sensible electrode layer is less, lightweight than the thickness of independent touch-screen, thereby has reduced thickness and the weight of touch control display apparatus.
Described touch sensible electrode layer comprises a plurality of electrode units that matrix form is arranged, described electrode unit comprises mutually insulated and to plugging the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode of putting, be used for realizing touching and detect, described electrode unit structure compactness can further reduce the size of touch sensible electrode layer, thereby can further reduce thickness and the weight of touch control display apparatus.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model touch control display apparatus the first embodiment;
Fig. 2 is the structural representation of touch control display apparatus shown in Fig. 1;
Fig. 3 is the structural representation of touch sensible electrode layer in Fig. 1;
Fig. 4 is the schematic diagram of touch control chip in Fig. 1;
Fig. 5 is the schematic diagram of the utility model touch control display apparatus the second embodiment;
Fig. 6 is the structural representation of touch sensible electrode layer in Fig. 5;
Fig. 7 is the schematic diagram of the utility model touch control display apparatus the 3rd embodiment;
Fig. 8 is the schematic diagram of the utility model touch control display apparatus the 4th embodiment;
Fig. 9 is the schematic diagram of the utility model electronic equipment one embodiment.
Embodiment
In order to solve the problem of mentioning in background technology, the utility model provides a kind of touch control display apparatus, comprising: first substrate; The second substrate being oppositely arranged with described first substrate; Chromatic filter layer, between described first substrate and second substrate; Touch sensible electrode layer, between described first substrate and second substrate; Described touch sensible electrode layer is arranged at described first substrate, and described chromatic filter layer is arranged at a described touch sensible electrode layer side of described first substrate dorsad; Or described chromatic filter layer is arranged at described first substrate, described touch sensible electrode layer is arranged at a described chromatic filter layer side of described first substrate dorsad; Described touch sensible electrode layer comprises that being the capable n of m is listed as a plurality of electrode units of arranging, described electrode unit comprises the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode as self-capacitance sensing electrode, mutually insulated and putting plugging between described the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode, wherein, described m, n are the natural number that is greater than 1.
In the utility model, described touch sensible electrode layer is arranged between described first substrate and second substrate, compare with the prior art of the independent touch-screen of employing, integrated level is better, described touch sensible electrode layer is less, lightweight than the thickness of independent touch-screen, thereby has reduced thickness and the weight of touch control display apparatus.
Described touch sensible electrode layer comprises that being the capable n of m is listed as a plurality of electrode units that (m, n are the natural number that is greater than 1) arranges, described electrode unit comprises mutually insulated and to plugging the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode of putting, being used for realizing multiple point touching detects, described electrode unit structure compactness can further reduce the size of touch sensible electrode layer, thereby can further reduce thickness and the weight of touch control display apparatus.
Below in conjunction with accompanying drawing, specific embodiment of the utility model is described in detail.
With reference to figure 1 and Fig. 2, show respectively functional block diagram and the structural representation of the utility model touch control display apparatus the first embodiment.The present embodiment be take plane conversion type liquid crystal indicator and is described as example.Particularly, touch control display apparatus 1 comprises: first substrate 17, second substrate 11 and the liquid crystal layer 14 between described first substrate 17 and second substrate 11; Described first substrate 17 is provided with touch sensible electrode layer 16 on the face of described liquid crystal layer 14, between described touch sensible electrode layer 16 and described liquid crystal layer 14, be provided with chromatic filter layer 15, described second substrate 11 is provided with pixel electrode layer 12 on the face of described liquid crystal layer 14, between described pixel electrode layer 12 and described liquid crystal layer 14, is provided with common electrode layer 13; In addition, described first substrate 17 is disposed with the first polaroid 18 and cover sheet 19 on the face of described liquid crystal layer 14 dorsad, and described second substrate 11 is provided with the second polaroid 10 on the face of described liquid crystal layer 14 dorsad.
Described first substrate 17 is for for the substrate of chromatic filter layer (Color Filter, CF) 15 is set, and described first substrate 17 can be the substrate that glass, plastics or other can printing opacities.
Described second substrate 11 is for for the substrate of thin film transistor (TFT) (Thin-Film Transistor, TFT) 101 is set, and described second substrate 11 can be the substrate that glass, plastics or other can printing opacities.Described second substrate 11 is also for arranging the sweep trace 102 (sweep trace 102 is vertical with drawing) being connected with the grid of described thin film transistor (TFT), the data line 103 being connected with the source electrode of described thin film transistor (TFT).
Described pixel electrode layer 12 comprises a plurality of pixel electrodes 121, and described pixel electrode 121 is connected with the drain electrode of described thin film transistor (TFT) 101.
Described common electrode layer 13 comprises a plurality of public electrodes 131, for loading common electric voltage VCOM.
Described public electrode 131 and two pole plates of described pixel electrode 121 as a sub-pixel unit in touch control display apparatus 1, during demonstration, to sweep trace 102, send scanning drive signal described thin film transistor (TFT) 101 is opened, by data line 103, send and show that data are to described pixel electrode 121 afterwards.The deflection of liquid crystal molecule 104 in the horizontal component of electric field determinant pixel cell producing between pixel voltage and common electric voltage VCOM in described sub-pixel unit, while, in conjunction with the transmittance of the polarisation effect determinant pixel cell of described the first polaroid 18 and 10 pairs of light of the second polaroid, realizes image in conjunction with the color of colored filter 15 further and shows.
Refer to Fig. 3, Fig. 3 shows the structural representation of the electrode layer of touch sensible shown in Fig. 1 16.
Described touch sensible electrode layer 16 comprises that being the capable n of m is listed as a plurality of electrode units 161 of arranging, and wherein, m, n are the natural number that is greater than 1.Preferably, described a plurality of electrode unit 161 is multiple lines and multiple rows matrix form and arranges.
Described electrode unit 161 comprises the first profile of tooth touch-control electrode 1611 and the second profile of tooth touch-control electrode 1612 as self-capacitance sensing electrode, the the first profile of tooth touch-control electrode 1611 or the second profile of tooth touch-control electrode 1612 that are arranged in each electrode unit 110 can form a self-capacitance in the touch sensible stage, by detecting the variation of described self-capacitance, can obtain the position of finger touch, thereby realize touch sensible.Wherein, described self-capacitance is each profile of tooth touch-control electrode 1611,1612 and touches formed electric capacity between individuality.Described touch is individual as be human body or pointer etc.Mutually insulated and putting plugging between described the first profile of tooth touch-control electrode 1611 in each electrode unit 110 and the second profile of tooth touch-control electrode 1612.
In the present embodiment, described a plurality of electrode units 161 are two row multirow matrix forms arranges, and the electrode unit 161 that is positioned at different lines can carry out respectively touch sensible detection independently, thereby described touch control display apparatus 1 can be realized multiple point touching detection.In the present embodiment, described the first profile of tooth touch-control electrode 1611 and the second profile of tooth touch-control electrode 1612 are monodentate structure, the tooth of described the first profile of tooth touch-control electrode 1611 and described the second profile of tooth touch-control electrode 1612 extends along line direction, thereby cover in the row direction larger area, the sensitivity that improves touch control detection.In other embodiments, described the first profile of tooth touch-control electrode 1611 and the second profile of tooth touch-control electrode 1612 can also make multiple tooth structure, such as: bidentate or three toothings etc.
As shown in Figure 3, along 1612 pairs of two slotting directions of the first profile of tooth touch-control electrode 1611 and the second profile of tooth touch-control electrode, the area of the area of the first profile of tooth touch-control electrode 1611 and the second profile of tooth touch-control electrode 1612 diminishes in opposite directions, so that calculate the position of touch point.
Alternatively, described the first profile of tooth touch-control electrode 1611 and the second profile of tooth touch-control electrode 1612 surround a rectangular area, described the first profile of tooth touch-control electrode 1611 and the second profile of tooth touch-control electrode 1612, with respect to the distribution that is centrosymmetric of described rectangular area central point, can be simplified the computing method of touch point.
In the present embodiment, the first profile of tooth touch-control electrode 1611 is identical with the size and shape of the second profile of tooth touch-control electrode 1612, is right-angled trapezium.The first profile of tooth touch-control electrode 1611 and the second profile of tooth touch-control electrode 1612 are two identical right-angled trapezium touch-control electrodes; Adjacent being oppositely arranged of oblique waist of described two identical right-angled trapezium touch-control electrodes; And described two identical right-angled trapezium touch-control electrode insulations.But the utility model is not restricted whether the shape of profile of tooth touch-control electrode in same electrode unit 161 is identical, in other embodiments, in same electrode unit 161, the shape of profile of tooth touch-control electrode can also be different.
Please continue to refer to Fig. 1, described touch control display apparatus 1 further comprises touch control chip 20, described touch control chip 20 provides touch detection signal for the first profile of tooth touch-control electrode 1611 to touch sensible electrode layer 16 each electrode units 161 and the second profile of tooth touch-control electrode 1612, to detect the self-capacitance of the first profile of tooth touch-control electrode 1611 and the second profile of tooth touch-control electrode 1612 in each electrode unit 161, change, and then realize multiple point touching and detect.
Described touch control chip 20 is arranged on described first substrate 17, can make the more close described touch electrode layer 16 of described touch control chip 20, by reducing the distance between touch sensible electrode 16 and described touch control chip 20, thereby reduce to realize between touch sensible electrode 16 and described touch control chip 20, be connected the length of wire, and then reduce to touch the noise detecting.
Further, described touch control chip 20 is arranged at described first substrate 17 in the face of a side of described second substrate 11, can more close touch sensible electrode layer 16 between first substrate 17 and described second substrate 11.
Particularly, the mode that described touch control chip 20 can pass through the mode of glass top chip (Chip On Glass, COG) or cover brilliant film (Chip On Film, COF) is bound to described first substrate 17.
As shown in Figure 1, the chip 20 of touch control described in the present embodiment is bound to described first substrate 17 by the mode of glass top chip, between described touch control chip 20 and touch sensible electrode layer 16, by anisotropic conductive film (Anisotropic Conductive Film, ACF) 21, realize laminating.
As shown in Figure 1, alternatively, described touch control display apparatus 1 is for realizing touch sensible under the driving at one drive circuit 23; Described first substrate 17 is provided with flexible PCB 22; Described touch control chip 20 is connected with described driving circuit 23 by described flexible PCB (Flexible Printed Circuit board, FPC) 22.
In the present embodiment, described touch sensible electrode layer 16 contacts with described first substrate 17, as shown in Figure 3, in described touch sensible electrode layer 16, be provided with many first the first profile of tooth touch-control electrodes 1611 and the second 1612 corresponding being connected of profile of tooth touch-control electrode that connect wires 1613 and each electrode unit, described many first connection wires 1611 are connected with described touch control chip 20.
As shown in Figure 4, described touch control display apparatus 1 is further provided with touch control circuit 201 and display control circuit 202, described touch control circuit 201 provides touch detection signal for the first profile of tooth touch-control electrode 1611 to touch sensible electrode layer 16 each electrode units 161 and the second profile of tooth touch-control electrode 1612, to detect the self-capacitance of the first profile of tooth touch-control electrode 1611 and the second profile of tooth touch-control electrode 1612 in each electrode unit 161, change, and then realize touch sensible.
Described display control circuit 202 is for providing pixel voltage and provide common electric voltage to described common electrode layer 13 to described pixel electrode layer 12, to drive described touch control display apparatus 1 to carry out picture disply, wherein, described touch control circuit 201 matches with described display control circuit 202, in order to control the picture disply of described touch control display apparatus 1, carry out in the different time from touch control detection, to reduce the interference between picture disply and touch control detection.
In embodiment as shown in Figure 4, described touch control circuit 201 is all integrated in described touch control chip 20 with described display control circuit 202, can improve circuit level, further reduce weight and the size of touch control display apparatus 1, in addition, also make can better to coordinate on ground between touch control circuit 201 and described display control circuit 202.
Whether the utility model is integrated in described control chip 20 to described touch control circuit 201 or described display control circuit 202 does not limit.But the utility model does not limit this, in other embodiments, can also be that described touch control circuit 201 is integrated in described touch control chip 20, and described display control circuit 202 is integrated in other chips, for example described display control circuit 202 is integrated in a display control chip.
In conjunction with reference to figure 3, when touching detection, described touch control circuit 201 is when driving and detecting the first profile of tooth touch-control electrode 1611 of an electrode unit 161 and the second profile of tooth touch-control electrode 1612, drive the first profile of tooth touch-control electrode 1611 and the second profile of tooth touch-control electrode 1612 of remaining electrode unit 161 simultaneously, to improve, touch the efficiency detecting.For example, described touch control circuit 201 when the first profile of tooth touch-control electrode 1611 of an electrode unit 161 and the second profile of tooth touch-control electrode 1611 are driven and are detected, provide simultaneously with touch detection signal identical first drive signal to described remaining electrode unit 161.
But the utility model is not restricted this, described touch control circuit 201 can also be when driving and detecting the first profile of tooth touch-control electrode 1061 of an electrode unit 106 and the second profile of tooth touch-control electrode 1062, drive the electrode unit 161 that is positioned at current detected electrode unit 161 peripheries, to improve the efficiency of touch sensible simultaneously.For example, described touch control circuit 201 when the first profile of tooth touch-control electrode 1611 of an electrode unit 161 and the second profile of tooth touch-control electrode 1612 are driven and are detected, provide simultaneously with touch detection signal identical first drive signal to the first profile of tooth touch-control electrode 1611 and the second profile of tooth touch-control electrode 1612 of described peripheral electrode unit 161.
It should be noted that, described touch control circuit 201 is when touching detection, provide the two driving signal identical with touching detection signal to described common electrode layer 13 simultaneously, take switch common electric voltage as two driving signal drives described common electrode layer 13, the stray capacitance that can reduce to produce between public electrode and first, second profile of tooth touch-control electrode 1611,1612 is carried out self-capacitance to first, second profile of tooth touch-control electrode 1611,1612 and is touched the impact detecting, and improves and touches accuracy of detection.
With reference to figure 5, show the schematic diagram of the utility model touch control display apparatus the second embodiment.The present embodiment part that is basically the same as those in the first embodiment repeats no more, and the difference of the present embodiment and the first embodiment is:
Chromatic filter layer 35 is arranged at described first substrate 37, and described touch sensible electrode layer 36 is arranged at described chromatic filter layer 35 side of described first substrate 37 dorsad.That is to say, in the present embodiment, described touch sensible electrode layer 36 does not directly contact with described first substrate 37.
As shown in Figure 6, in described touch sensible electrode layer 36, be provided with many first and connect wire 1623, with the first profile of tooth touch-control electrode 1621 and second 1622 corresponding being connected of profile of tooth touch-control electrode of each electrode unit 162; On described first substrate 37, be provided with many second and connect wire 1624, described many second connect wire 1624 by being arranged in the via hole 1625 and described many first corresponding being connected of connection wire 1623 of chromatic filter layer 35.
In addition, the difference of the present embodiment and the first embodiment also comprises, the first profile of tooth touch-control electrode 1621 of the present embodiment and the second profile of tooth touch-control electrode 1622 are two identical right-angle triangle touch-control electrodes; Adjacent being oppositely arranged of hypotenuse of described two identical right-angle triangle touch-control electrodes; Described two identical right-angle triangle touch-control electrode insulations.
It should be noted that, the first profile of tooth touch-control electrode 1611 of the first embodiment and the second profile of tooth touch-control electrode 1612 are that the first profile of tooth touch-control electrode 1621 and the second profile of tooth touch-control electrode 1622 of right-angled trapezium, the second embodiment is right-angle triangle, but the utility model is not restricted this, in other embodiments, the tooth of described the first profile of tooth touch-control electrode 1611,1621 and the second profile of tooth touch-control electrode 1612,1622 can also be other triangle or trapezoidal.
Also it should be noted that, in the first embodiment and the second embodiment, described electrode unit 161 (162) comprises 1611 (1612) and second profile of tooth touch-control electrodes 1612 (1622) of a first profile of tooth touch-control electrode, but the utility model is not restricted this, in other embodiments, can also comprise one or more the first profile of tooth touch-control electrode 1611 (1612) and one or more the second profile of tooth touch-control electrode 1612 (1622) by an electrode unit 161 (162).
Also it should be noted that, in the first embodiment and the second embodiment, Different electrodes unit 161 (162) has the profile of tooth touch-control electrode of same number (including two profile of tooth touch-control electrodes), identical shaped (being right-angled trapezium or right-angle triangle), but the utility model is not restricted this, in other embodiments, Different electrodes unit 161 (162) can also have the profile of tooth touch-control electrode of different numbers.In addition, in Different electrodes unit 161 (162), the shape of profile of tooth touch-control electrode is identical or different.
In addition, also it should be noted that, touch sensible electrode layer 16,36 is single layer structure in the above-described embodiments.But the utility model is not restricted this, in other embodiments, described touch sensible electrode layer 16,36 can also be the sandwich construction being electrically connected to each other, wherein, the thickness of every one deck is in the scope of 0.05～0.15 μ m, touch sensible electrode layer 16,36 thickness of sandwich construction are less, can also reduce weight and the thickness of touch control display apparatus 1.
In addition, described a plurality of electrode unit 161,162 can also be that two row multiple row matrix forms are arranged or multiple lines and multiple rows matrix form is arranged, the tooth of described the first profile of tooth touch-control electrode 1611,1621 and the second touch-control profile of tooth touch-control electrode 1612,1622 extends along column direction, thereby can realize in the row direction multiple point touching.
With reference to figure 7, show the schematic diagram of the utility model touch control display apparatus the 3rd embodiment.The present embodiment part that is basically the same as those in the first embodiment repeats no more, and the difference of the present embodiment and the first embodiment is:
Described touch control display apparatus is twisted nematic (Twisted Nematic liquid crystal, TN) liquid crystal indicator, described touch sensible electrode layer 46 is arranged at described first substrate 47, described chromatic filter layer 45 is arranged at described touch sensible electrode layer 46 side of described first substrate 47 dorsad, and described common electrode layer 43 is between described liquid crystal layer 44 and chromatic filter layer 45.
With reference to figure 8, show the schematic diagram of the utility model touch control display apparatus the 3rd embodiment.The present embodiment part that is basically the same as those in the first embodiment repeats no more, and the difference of the present embodiment and the first embodiment is:
Described touch control display apparatus is twisted nematic (Twisted Nematic liquid crystal, TN) liquid crystal indicator, described chromatic filter layer 55 is arranged at described first substrate 57, described touch sensible electrode layer 56 is arranged at described chromatic filter layer 55 side of described first substrate 57 dorsad, described common electrode layer 53 is between described liquid crystal layer 54 and touch sensible electrode layer 56, and be also provided with insulation course 58 between described common electrode layer 53 and described touch sensible electrode layer 56, prevent between described common electrode layer 53 and described touch sensible electrode layer 56 in electrical contact.
Correspondingly, the utility model also provides a kind of electronic equipment, with reference to figure 9, shows the schematic diagram of the utility model electronic equipment one embodiment, and described electronic equipment 4 comprises display device 5, the touch control display apparatus that described display device 5 provides for the utility model.Associated description about the description of touch control display apparatus with reference to touch control display apparatus embodiment, does not repeat them here.
Particularly, described electronic equipment 4 is mobile phone, panel computer, notebook computer or desktop computer.
Although the utility model discloses as above, the utility model is not defined in this.Any those skilled in the art, within not departing from spirit and scope of the present utility model, all can make various changes or modifications, and therefore protection domain of the present utility model should be as the criterion with claim limited range.
Claims (32)
1. a touch control display apparatus, is characterized in that, comprising:
First substrate;
Second substrate, is oppositely arranged with described first substrate;
Chromatic filter layer, between described first substrate and second substrate;
Touch sensible electrode layer, between described first substrate and second substrate;
Described touch sensible electrode layer is arranged at described first substrate, and described chromatic filter layer is arranged at a described touch sensible electrode layer side of described first substrate dorsad; Or described chromatic filter layer is arranged at described first substrate, described touch sensible electrode layer is arranged at a described chromatic filter layer side of described first substrate dorsad;
Described touch sensible electrode layer comprises that being the capable n of m is listed as a plurality of electrode units of arranging, described electrode unit comprises the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode as self-capacitance sensing electrode, mutually insulated and putting plugging between described the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode, wherein, described m, n are the natural number that is greater than 1.
2. touch control display apparatus as claimed in claim 1, it is characterized in that, described touch control display apparatus further comprises touch control chip, described touch control chip is for providing touch detection signal to the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode of each electrode unit of touch sensible electrode layer, to detect the self-capacitance of the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode in each electrode unit, changes.
3. touch control display apparatus as claimed in claim 2, is characterized in that, described touch control chip is arranged on described first substrate.
4. touch control display apparatus as claimed in claim 3, is characterized in that, described touch control chip is arranged at described first substrate in the face of a side of described second substrate.
5. the touch control display apparatus as described in claim 2,3 or 4, is characterized in that, described touch control display apparatus for realizing touch sensible under the driving of one drive circuit;
Described first substrate is provided with flexible PCB;
Described touch control chip is connected with described driving circuit by described flexible PCB.
6. touch control display apparatus as claimed in claim 2, is characterized in that, the mode of described touch control chip by glass top chip or the mode of covering brilliant film are bound to described first substrate.
7. the touch control display apparatus as described in claim 2,3 or 4, it is characterized in that, described touch sensible electrode layer contacts with described first substrate, in described touch sensible electrode layer, be provided with many first and connect wire, should be connected with the second profile of tooth touch-control electrode pair with the first profile of tooth touch-control electrode of each electrode unit, described many first connection wires are connected with described touch control chip.
8. the touch control display apparatus as described in claim 2,3 or 4, is characterized in that, described chromatic filter layer is arranged at described first substrate, and described touch sensible electrode layer is arranged at a described chromatic filter layer side of described first substrate dorsad;
In described touch sensible electrode layer, be provided with many first and connect wire, should be connected with the second profile of tooth touch-control electrode pair with the first profile of tooth touch-control electrode of each electrode unit;
On described first substrate, be provided with many second and connect wire, described many second connect wire by being arranged in the via hole and described many first corresponding being connected of connection wire of chromatic filter layer;
Described second connects wire is connected with described touch control chip.
9. touch control display apparatus as claimed in claim 1, it is characterized in that, described a plurality of electrode unit is that two row multiple row matrix forms are arranged or multiple lines and multiple rows matrix form is arranged, and the tooth of described the first profile of tooth touch-control electrode and the second touch-control profile of tooth touch-control electrode extends along column direction.
10. touch control display apparatus as claimed in claim 1, is characterized in that, described a plurality of electrode units are that two row multirow matrix forms are arranged or multiple row multirow matrix form is arranged, and the tooth of described the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode extends along line direction.
11. touch control display apparatus as claimed in claim 1, is characterized in that, described the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode are monodentate structure or multiple tooth structure.
12. touch control display apparatus as claimed in claim 1, is characterized in that, the tooth of described the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode is triangle or trapezoidal.
13. touch control display apparatus as claimed in claim 1, is characterized in that, described electrode unit comprises one or more the first profile of tooth touch-control electrode and one or more the second profile of tooth touch-control electrode.
14. touch control display apparatus as claimed in claim 1, is characterized in that, Different electrodes unit has the profile of tooth touch-control electrode of same number or the profile of tooth touch-control electrode of different numbers.
15. touch control display apparatus as claimed in claim 1, is characterized in that, in same electrode unit, the shape of profile of tooth touch-control electrode is identical or different.
16. touch control display apparatus as claimed in claim 1, is characterized in that, in Different electrodes unit, the shape of profile of tooth touch-control electrode is identical or different.
17. touch control display apparatus as claimed in claim 1, is characterized in that, described touch sensible electrode layer is single layer structure, or described touch sensible electrode layer is the sandwich construction being electrically connected to each other.
18. touch control display apparatus as claimed in claim 1, is characterized in that, two directions of inserting along the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode pair, and the area of the area of the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode diminishes in opposite directions.
19. touch control display apparatus as claimed in claim 18, it is characterized in that, the first profile of tooth touch-control electrode is identical with the size and shape of the second profile of tooth touch-control electrode, the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode surround a rectangular area, and described the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode are with respect to the distribution that is centrosymmetric of described rectangular area central point.
20. touch display units as claimed in claim 1, is characterized in that, the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode are two identical right-angle triangle touch-control electrodes; Adjacent being oppositely arranged of hypotenuse of described two identical right-angle triangle touch-control electrodes; Described two identical right-angle triangle touch-control electrode insulations.
21. touch display units as claimed in claim 1, is characterized in that, the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode are two identical right-angled trapezium touch-control electrodes; Adjacent being oppositely arranged of oblique waist of described two identical right-angled trapezium touch-control electrodes; And described two identical right-angled trapezium touch-control electrode insulations.
22. touch control display apparatus as claimed in claim 1, is characterized in that, described touch control display apparatus also comprises:
Liquid crystal layer, between described first substrate and described second substrate;
Pixel electrode layer, between described liquid crystal layer and described second substrate, for loading pixel voltage;
Common electrode layer, between described first substrate and described second substrate, for loading common electric voltage;
The first polaroid, is positioned at a described first substrate side of described touch sensible electrode layer dorsad;
The second polaroid, is positioned at a described second substrate side of described touch sensible electrode layer dorsad;
Described touch sensible electrode layer and described chromatic filter layer are between described liquid crystal layer and described first substrate.
23. touch control display apparatus as claimed in claim 22, is characterized in that, described touch control display apparatus is plane conversion type liquid crystal indicator, and described common electrode layer is between described liquid crystal layer and described pixel electrode layer.
24. touch control display apparatus as claimed in claim 22, it is characterized in that, described touch control display apparatus is twisted nematic liquid crystals display device, described touch sensible electrode layer is arranged at described first substrate, described chromatic filter layer is arranged at a described touch sensible electrode layer side of described first substrate dorsad, and described common electrode layer is between described liquid crystal layer and chromatic filter layer.
25. touch control display apparatus as claimed in claim 22, it is characterized in that, described touch control display apparatus is twisted nematic liquid crystals display device, described chromatic filter layer is arranged at described first substrate, described touch sensible electrode layer is arranged at a described chromatic filter layer side of described first substrate dorsad, described common electrode layer, between described liquid crystal layer and touch sensible electrode layer, and is also provided with insulation course between described common electrode layer and described touch sensible electrode layer.
26. touch control display apparatus as claimed in claim 22, it is characterized in that, described touch control display apparatus is further provided with touch control circuit and display control circuit, described touch control circuit provides touch detection signal for the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode to each electrode unit of touch sensible electrode layer, to detect the self-capacitance of the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode in each electrode unit, change, described display control circuit is for providing pixel voltage to described pixel electrode layer, and common electric voltage is provided to described common electrode layer, to drive described touch control display apparatus to carry out picture disply, wherein, described touch control circuit matches with described display control circuit, in order to control the picture disply of described touch control display apparatus, carry out in the different time from touch control detection.
27. touch control display apparatus as claimed in claim 26, it is characterized in that, described touch control circuit, when the first profile of tooth touch-control electrode of an electrode unit and the second profile of tooth touch-control electrode are driven and detected, drives the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode of remaining electrode unit simultaneously; Or described touch control circuit, when the first profile of tooth touch-control electrode of an electrode unit and the second profile of tooth touch-control electrode are driven and detected, drives the electrode unit that is positioned at current detected electrode unit periphery simultaneously.
28. touch control display apparatus as claimed in claim 27, it is characterized in that, described touch control circuit when the first profile of tooth touch-control electrode of an electrode unit and the second profile of tooth touch-control electrode are driven and are detected, provide simultaneously with touch detection signal identical first drive signal to the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode of described remaining electrode unit or described peripheral electrode unit.
29. touch control display apparatus as described in any one in claim 26-28, it is characterized in that, described touch control circuit is when touching detection, provide the two driving signal identical with touching detection signal to described common electrode layer simultaneously, take and switch common electric voltage and drive described common electrode layer as two driving signal.
30. touch control display apparatus as claimed in claim 26, it is characterized in that, described touch control display apparatus further comprises touch control chip, described touch control chip is for providing touch detection signal to the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode of each electrode unit of touch sensible electrode layer, to detect the self-capacitance of the first profile of tooth touch-control electrode and the second profile of tooth touch-control electrode in each electrode unit, changes;
Described touch control circuit and described display control circuit are all integrated in described touch control chip; Or described touch control circuit is integrated in described touch control chip, described display control circuit is integrated in a display control chip.
31. 1 kinds of electronic equipments, is characterized in that, comprise the touch control display apparatus as described in claim 1-30 any one claim.
32. electronic equipments as claimed in claim 31, is characterized in that, described electronic equipment is mobile phone, panel computer, notebook computer or desktop computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420351708.7U CN203930747U (en) | 2014-06-26 | 2014-06-26 | Touch control display apparatus and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420351708.7U CN203930747U (en) | 2014-06-26 | 2014-06-26 | Touch control display apparatus and electronic equipment |
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| Publication Number | Publication Date |
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| CN203930747U true CN203930747U (en) | 2014-11-05 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104657024A (en) * | 2015-03-13 | 2015-05-27 | 京东方科技集团股份有限公司 | Built-in touch screen and display device |
| CN104898911A (en) * | 2015-06-17 | 2015-09-09 | 京东方科技集团股份有限公司 | In cell touch panel and display device |
| CN105204675A (en) * | 2014-06-26 | 2015-12-30 | 敦泰电子有限公司 | Touch display device and electronic equipment |
| CN106557193A (en) * | 2015-09-30 | 2017-04-05 | 南昌欧菲光科技有限公司 | Touch display unit |
| CN105204675B (en) * | 2014-06-26 | 2018-08-31 | 敦泰电子有限公司 | Touch control display apparatus and electronic equipment |
| CN109669587A (en) * | 2017-10-13 | 2019-04-23 | 夏普株式会社 | Touch panel, touch panel controller and touch display |
| CN110989231A (en) * | 2019-11-25 | 2020-04-10 | Tcl华星光电技术有限公司 | Polarizer and display panel |
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2014
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105204675A (en) * | 2014-06-26 | 2015-12-30 | 敦泰电子有限公司 | Touch display device and electronic equipment |
| CN105204675B (en) * | 2014-06-26 | 2018-08-31 | 敦泰电子有限公司 | Touch control display apparatus and electronic equipment |
| CN104657024A (en) * | 2015-03-13 | 2015-05-27 | 京东方科技集团股份有限公司 | Built-in touch screen and display device |
| WO2016145784A1 (en) * | 2015-03-13 | 2016-09-22 | 京东方科技集团股份有限公司 | Embedded touch screen and display apparatus |
| US9886125B2 (en) | 2015-03-13 | 2018-02-06 | Boe Technology Group Co., Ltd. | In-cell touch screen and display device |
| CN104898911A (en) * | 2015-06-17 | 2015-09-09 | 京东方科技集团股份有限公司 | In cell touch panel and display device |
| CN106557193A (en) * | 2015-09-30 | 2017-04-05 | 南昌欧菲光科技有限公司 | Touch display unit |
| CN109669587A (en) * | 2017-10-13 | 2019-04-23 | 夏普株式会社 | Touch panel, touch panel controller and touch display |
| CN110989231A (en) * | 2019-11-25 | 2020-04-10 | Tcl华星光电技术有限公司 | Polarizer and display panel |
| US11216111B2 (en) | 2019-11-25 | 2022-01-04 | Tcl China Star Optoelectronics Technology Co., Ltd | Polarizer and display panel |
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Owner name: FOCAL TECH ELECTRONICS TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: FOCALTECH SYSTEMS CO., LTD. Effective date: 20150825 |
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Effective date of registration: 20150825 Address after: Mailbox No. 2804 Cayman Islands cricket square Dakaiman KY1-1112, green willow four storey building Patentee after: Dun Tai Electronics Co., Ltd. Address before: Grand Cayman, Cayman Islands in George County, South Church Street agrand Mansion Patentee before: FocalTech Systems Co., Ltd. |