CN105204675B - Touch control display apparatus and electronic equipment - Google Patents
Touch control display apparatus and electronic equipment Download PDFInfo
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- CN105204675B CN105204675B CN201410299726.XA CN201410299726A CN105204675B CN 105204675 B CN105204675 B CN 105204675B CN 201410299726 A CN201410299726 A CN 201410299726A CN 105204675 B CN105204675 B CN 105204675B
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Abstract
A kind of touch control display apparatus of present invention offer and electronic device, touch control display apparatus include：First substrate；The second substrate being oppositely arranged with first substrate；Chromatic filter layer, touch sensible electrode layer between first substrate and second substrate；Touch sensible electrode layer is set to first substrate, and chromatic filter layer is set to touch sensible electrode layer backwards to the side of first substrate；Alternatively, chromatic filter layer is set to first substrate, touch sensible electrode layer is set to chromatic filter layer backwards to the side of first substrate；Touch sensible electrode layer includes the multiple electrodes unit in the n row arrangements of m rows, electrode unit includes the first tooth form touch control electrode and the second tooth form touch control electrode as self-capacitance sensing electrode, it mutually insulated and is set to plugging between first tooth form touch control electrode and the second tooth form touch control electrode, wherein, described m, n are the natural number more than 1.The present invention also provides a kind of electronic equipments including touch control display apparatus.The present invention can reduce the size and weight of touch control display apparatus.
Description
Technical field
The present invention relates to flat display field more particularly to a kind of touch control display apparatus and electronic equipment.
Background technology
Touch screen as a kind of input medium, be presently the most it is simple, conveniently, a kind of natural man-machine interaction mode.Cause
This, touch screen is applied to more and more in various electronic equipments, such as：Mobile phone, laptop, tablet computer etc..
Capacitance-type touch screen technology is due to having the advantages that simple for process, long lifespan, light transmittance height etc. become current mainstream
Touch screen technology.Capacitive touch screen can be divided into mutual capacitance type touch screen and self-capacitance touch screen.Mutual capacitance type touches
A plurality of driving electrodes and a plurality of induction electrode are provided in screen, there are mutual capacitance for driving electrodes and the overlapping place of induction electrode, pass through
The mutual capacitance variation caused by finger touching touch screen is measured, the position of finger touching touch screen can be obtained.Self-capacitance is touched
Touch the self-capacitance that be touch sensible electrode form with ground terminal detected in screen, caused self-capacitance when based on finger touching touch screen
Variation carries out the detection of touch location.
However, the electronic device of the prior art generally includes an individual touch screen, the touch screen is attached to display dress
It sets, to execute touch detection, however, this electronic device does not meet lightening development trend increasingly.
Invention content
Problems solved by the invention is to provide a kind of touch control display apparatus and electronic equipment, to reduce the touch-control display dress
Set the size and weight with electronic equipment.
In order to solve the technical problem, the present invention provides a kind of touch control display apparatus, including：First substrate；Second base
Plate is oppositely arranged with the first substrate；Chromatic filter layer, between the first substrate and second substrate；Touch sensible
Electrode layer, between the first substrate and second substrate；The touch sensible electrode layer is set to the first substrate, institute
It states chromatic filter layer and is set to the touch sensible electrode layer backwards to the side of the first substrate；Alternatively, the colorized optical filtering
Layer is set to the first substrate, and the touch sensible electrode layer is set to the chromatic filter layer backwards to the first substrate
Side；The touch sensible electrode layer includes the multiple electrodes unit for being in the n row arrangements of m rows, and the electrode unit includes being used as certainly
The the first tooth form touch control electrode and the second tooth form touch control electrode of capacitance sensing electrode, the first tooth form touch control electrode and the second tooth
It mutually insulated and is set to plugging between shape touch control electrode, wherein described m, n are the natural number more than 1.
Optionally, the touch control display apparatus further comprises touch control chip, the touch control chip be used for
The the first tooth form touch control electrode and the second tooth form touch control electrode of each electrode unit provide touch detection letter in touch sensible electrode layer
Number, changed with detecting the self-capacitance of the first tooth form touch control electrode and the second tooth form touch control electrode in each electrode unit.
Optionally, the touch control chip is set on the first substrate.
Optionally, the touch control chip is set to the side that the first substrate faces the second substrate.
Optionally, the touch control display apparatus under the driving of one drive circuit for realizing touch sensible；Described first
Substrate is provided with flexible PCB；The touch control chip is connect by the flexible PCB with the driving circuit.
Optionally, the touch control chip by way of chip on glass or the mode of chip on film be bound to it is described
First substrate.
Optionally, the touch sensible electrode layer is in contact with the first substrate, is set in the touch sensible electrode layer
It is equipped with a plurality of first connecting wire, phase corresponding with the first tooth form touch control electrode of each electrode unit and the second tooth form touch control electrode
Even, a plurality of first connecting wire is connect with the touch control chip.
Optionally, the chromatic filter layer is set to the first substrate, and the touch sensible electrode layer is set to described
Chromatic filter layer is backwards to the side of the first substrate；A plurality of first connecting wire is provided in the touch sensible electrode layer,
It is corresponding with the first tooth form touch control electrode of each electrode unit and the second tooth form touch control electrode to be connected；It is provided on the first substrate
A plurality of second connecting wire, a plurality of second connecting wire pass through the via and described a plurality of first in chromatic filter layer
Connecting wire, which corresponds to, to be connected；Second connecting wire is connect with the touch control chip.
Optionally, the multiple electrode unit is arranged in two row multiple row matrix forms or multiple lines and multiple rows matrix form is arranged, described
The tooth of first tooth form touch control electrode and the second touch-control tooth form touch control electrode extends along column direction.
Optionally, the multiple electrode unit is arranged in two row multirow matrix forms or multiple row multirow matrix form is arranged, institute
The tooth for stating the first tooth form touch control electrode and the second tooth form touch control electrode extends along line direction.
Optionally, the first tooth form touch control electrode and the second tooth form touch control electrode are monodentate structure or multiple tooth structure.
Optionally, the tooth of the first tooth form touch control electrode and the second tooth form touch control electrode is triangle or trapezoidal.
Optionally, the electrode unit include one or more the first tooth form touch control electrode and one or more second
Tooth form touch control electrode.
Optionally, Different electrodes unit has the tooth form touch control electrode of same number or the tooth form touch-control electricity of different numbers
Pole.
Optionally, the shape of tooth form touch control electrode is identical or different in same electrode unit.
Optionally, the shape of tooth form touch control electrode is identical or different in Different electrodes unit.
Optionally, which is characterized in that the touch sensible electrode layer is single layer structure, alternatively, the touch sensible electrode
Layer is the multilayered structure being electrically connected between each other.
Optionally, along the first tooth form touch control electrode and the second tooth form touch control electrode to two slotting directions, the first tooth form is touched
The area and the area of the second tooth form touch control electrode for controlling electrode become smaller in opposite directions.
Optionally, the first tooth form touch control electrode is identical as the size and shape of the second tooth form touch control electrode, and the first tooth form is touched
Control electrode and the second tooth form touch control electrode surround a rectangular area, the first tooth form touch control electrode and the second tooth form touch control electrode
It is centrosymmetric distribution relative to the rectangular area central point.
Optionally, the first tooth form touch control electrode and the second tooth form touch control electrode are two identical right angled triangle touch-control electricity
Pole；The adjacent to and opposite setting of bevel edge of described two identical right angled triangle touch control electrodes；Described two identical right angle trigonometries
Shape touch control electrode insulate.
Optionally, the first tooth form touch control electrode and the second tooth form touch control electrode are two identical right-angled trapezium touch-control electricity
Pole；The adjacent to and opposite setting of oblique waist of described two identical right-angled trapezium touch control electrodes；And described two identical right-angled trapeziums
Touch control electrode insulate.
Optionally, the touch control display apparatus further includes：Liquid crystal layer, be located at the first substrate and the second substrate it
Between；Pixel electrode layer, between the liquid crystal layer and the second substrate, for loading pixel voltage；Common electrode layer, position
Between the first substrate and the second substrate, for loading common voltage；First polaroid is located at the first substrate
Backwards to the side of the touch sensible electrode layer；Second polaroid is located at the second substrate backwards to the touch sensible electrode
The side of layer；The touch sensible electrode layer and the chromatic filter layer are between the liquid crystal layer and the first substrate.
Optionally, the touch control display apparatus is plane conversion type liquid crystal display device, and the common electrode layer is located at institute
It states between liquid crystal layer and the pixel electrode layer.
Optionally, the touch control display apparatus is twisted nematic liquid crystals display device, and the touch sensible electrode layer is set
It is placed in the first substrate, the chromatic filter layer is set to the touch sensible electrode layer backwards to the one of the first substrate
Side, the common electrode layer is between the liquid crystal layer and chromatic filter layer.
Optionally, the touch control display apparatus is twisted nematic liquid crystals display device, and the chromatic filter layer is set to
The first substrate, the touch sensible electrode layer are set to the chromatic filter layer backwards to the side of the first substrate, institute
Common electrode layer is stated between the liquid crystal layer and touch sensible electrode layer, and the common electrode layer and the touch sensible
Insulating layer is additionally provided between electrode layer.
Optionally, the touch control display apparatus is further provided with touch control circuit and display control circuit, described to touch
Control circuit is touched for the first tooth form touch control electrode of each electrode unit into touch sensible electrode layer and the second tooth form touch-control electricity
Pole provides touch detection signal, to detect the electricity certainly of the first tooth form touch control electrode and the second tooth form touch control electrode in each electrode unit
Hold variation, the display control circuit is used to provide pixel voltage to the pixel electrode layer and to the common electrode layer
Common voltage is provided, is shown with driving the touch control display apparatus to carry out picture, wherein the touch control circuit is shown with described
Show that control circuit matches, the picture to control the touch control display apparatus show with touch control detection in different times into
Row.
Optionally, the touch control circuit is in the first tooth form touch control electrode and the second tooth form touch-control to an electrode unit
When electrode is driven and detected, while driving the first tooth form touch control electrode and the second tooth form touch-control electricity of remaining electrode unit
Pole；Alternatively, the touch control circuit to the first tooth form touch control electrode of an electrode unit and the second tooth form touch control electrode into
When row drives and detects, while driving the electrode unit for being located at currently detected electrode unit periphery.
Optionally, the touch control circuit is in the first tooth form touch control electrode and the second tooth form touch-control to an electrode unit
When electrode is driven and detected, while the first drive signal identical with touch detection signal is provided to the remaining electrode list
The the first tooth form touch control electrode and the second tooth form touch control electrode of the first or described peripheral electrode unit.
Optionally, the touch control circuit is when carrying out touch detection, while providing identical with touch detection signal
Second drive signal gives the common electrode layer, and the public electrode is driven for the second drive signal to switch common voltage
Layer.
Optionally, the touch control display apparatus further comprises touch control chip, the touch control chip be used for
The the first tooth form touch control electrode and the second tooth form touch control electrode of each electrode unit provide touch detection letter in touch sensible electrode layer
Number, changed with detecting the self-capacitance of the first tooth form touch control electrode and the second tooth form touch control electrode in each electrode unit；The touch
Control circuit is integrated in the display control circuit in the touch control chip；Alternatively, the touch control circuit collection
In touch control chip described in Cheng Yu, the display control circuit is integrated in a display control chip.
Correspondingly, the present invention also provides a kind of electronic equipment, including the touch control display apparatus.
Optionally, the electronic equipment is mobile phone, tablet computer, laptop or desktop computer..
Compared with prior art, technical scheme of the present invention has the following advantages：
In touch control display apparatus of the present invention, the touch sensible electrode layer be set to the first substrate and second substrate it
Between, compared with using the prior art of independent touch screen, integrated level is more preferable, and the touch sensible electrode layer is than independent touch screen
Thickness is small, light-weight, to reduce the thickness and weight of touch control display apparatus.
The touch sensible electrode layer includes the multiple electrodes unit of matrix form arrangement, and the electrode unit includes mutually absolutely
Edge and to plugging the first tooth form touch control electrode and the second tooth form touch control electrode set, for realizing touch detection, the electrode list
The compact size that can be further reduced touch sensible electrode layer of meta structure, so as to further decrease the thickness of touch control display apparatus
Degree and weight.
Description of the drawings
Fig. 1 is the schematic diagram of touch control display apparatus first embodiment of the present invention；
Fig. 2 is the structural schematic diagram of touch control display apparatus shown in Fig. 1；
Fig. 3 is the structural schematic diagram 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 touch control display apparatus second embodiment of the present invention；
Fig. 6 is the structural schematic diagram of touch sensible electrode layer in Fig. 5；
Fig. 7 is the schematic diagram of touch control display apparatus 3rd embodiment of the present invention；
Fig. 8 is the schematic diagram of touch control display apparatus fourth embodiment of the present invention；
Fig. 9 is the schematic diagram of one embodiment of electronic equipment of the present invention.
Specific implementation mode
In order to solve the problems, such as to be mentioned in background technology, the present invention provides a kind of touch control display apparatus, including：First base
Plate；The second substrate being oppositely arranged with the first substrate；Chromatic filter layer, be located at the first substrate and second substrate it
Between；Touch sensible electrode layer, between the first substrate and second substrate；The touch sensible electrode layer is set to described
First substrate, the chromatic filter layer are set to the touch sensible electrode layer backwards to the side of the first substrate；Alternatively, institute
It states chromatic filter layer and is set to the first substrate, the touch sensible electrode layer is set to the chromatic filter layer backwards to described
The side of first substrate；The touch sensible electrode layer includes in the multiple electrodes unit of m rows n row arrangements, the electrode unit
Include the first tooth form touch control electrode and the second tooth form touch control electrode as self-capacitance sensing electrode, the first tooth form touch-control electricity
It mutually insulated and is set to plugging between pole and the second tooth form touch control electrode, wherein described m, n are the natural number more than 1.
In the present invention, the touch sensible electrode layer is set between the first substrate and second substrate, single with using
The prior art of only touch screen is compared, and integrated level is more preferable, and the touch sensible electrode layer is smaller than the thickness of independent touch screen, weight
Gently, to reduce the thickness and weight of touch control display apparatus.
The touch sensible electrode layer includes the multiple electrodes list in m rows n row (m, n are the natural number more than 1) arrangement
Member, the electrode unit include mutually insulated and to plugging the first tooth form touch control electrode and the second tooth form touch control electrode set, are used
It is detected in realization multiple point touching, the compact size that can be further reduced touch sensible electrode layer of the electrode unit structure, from
And the thickness and weight of touch control display apparatus can be further decreased.
Specific embodiments of the present invention are described in detail below in conjunction with the accompanying drawings.
With reference to figure 1 and Fig. 2, the functional block diagram and structure that respectively illustrate touch control display apparatus first embodiment of the present invention show
It is intended to.The present embodiment is illustrated by taking plane conversion type liquid crystal display device as an example.Specifically, touch control display apparatus 1 includes：The
One substrate 17, second substrate 11 and the liquid crystal layer 14 between the first substrate 17 and second substrate 11；Described first
Substrate 17 towards being provided with touch sensible electrode layer 16 on the face of the liquid crystal layer 14, the touch sensible electrode layer 16 with it is described
It is provided with chromatic filter layer 15 between liquid crystal layer 14, the second substrate 11 is towards being provided with pixel on the face of the liquid crystal layer 14
Electrode layer 12 is provided with common electrode layer 13 between the pixel electrode layer 12 and the liquid crystal layer 14；In addition, first base
Plate 17 is disposed with the first polaroid 18 and cover sheet 19 on the face of the liquid crystal layer 14, and the second substrate 11 is carried on the back
The second polaroid 10 is provided on the face of the liquid crystal layer 14.
The first substrate 17 is substrate for chromatic filter layer (Color Filter, CF) 15 to be arranged, described first
Substrate 17 can be glass, plastics or other can be with the substrate of light transmission.
The second substrate 11 is the base for thin film transistor (TFT) (Thin-Film Transistor, TFT) 101 to be arranged
Plate, the second substrate 11 can be glass, plastics or other can be with the substrate of light transmission.The second substrate 11 is additionally operable to be arranged
The scan line 102 (scan line 102 is vertical with drawing) that is connected with the grid of the thin film transistor (TFT), with the thin film transistor (TFT)
The connected data line 103 of source electrode.
The pixel electrode layer 12 includes multiple pixel electrodes 121, the pixel electrode 121 and the thin film transistor (TFT)
101 drain electrode is connected.
The common electrode layer 13 includes multiple public electrodes 131, for loading common voltage VCOM.
The public electrode 131 is used as two poles of a sub-pixel unit in touch control display apparatus 1 with the pixel electrode 121
Plate, when display, sending scanning drive signal to scan line 102 makes the thin film transistor (TFT) 101 open, and passes through data line later
103 send display data to the pixel electrode 121.It is produced between pixel voltage and common voltage VCOM on the sub-pixel unit
Raw horizontal component of electric field determines the deflection of liquid crystal molecule 104 in sub-pixel unit, in combination with first polaroid 18 and second
Polaroid 10 determines the polarisation effect of light the light transmittance of sub-pixel unit, further combines the color of colored filter 15 real
Existing image is shown.
Referring to Fig. 3, Fig. 3 shows the structural schematic diagram of touch sensible electrode layer shown in Fig. 1 16.
The touch sensible electrode layer 16 includes the multiple electrodes unit 161 in the n row arrangements of m rows, wherein m, n are big
In 1 natural number.Preferably, the multiple electrode unit 161 is arranged in multiple lines and multiple rows matrix form.
The electrode unit 161 includes the first tooth form touch control electrode 1611 and the second tooth form as self-capacitance sensing electrode
Touch control electrode 1612, the first tooth form touch control electrode 1611 or the second tooth form touch control electrode being located in each electrode unit 110
1612 can form a self-capacitance in the touch sensible stage, by detecting the variation of the self-capacitance, can obtain finger touch
Position, to realize touch sensible.Wherein, the self-capacitance is each tooth form touch control electrode 1611,1612 and touch
Capacitance is formed by between body.The touch individual is such as human body or stylus.Described in each electrode unit 110
It mutually insulated and is set to plugging between one tooth form touch control electrode 1611 and the second tooth form touch control electrode 1612.
In the present embodiment, the multiple electrode unit 161 is arranged in two row multirow matrix forms, is located at the electrode list of different lines
Member 161 can separately carry out touch sensible detection, thus multiple point touching inspection may be implemented in the touch control display apparatus 1
It surveys.In the present embodiment, the first tooth form touch control electrode 1611 and the second tooth form touch control electrode 1612 are monodentate structure, described
The tooth of first tooth form touch control electrode 1611 and the second tooth form touch control electrode 1612 extends along line direction, to be covered in line direction
Larger area is covered, the sensitivity of touch control detection is improved.In other embodiments, the first tooth form touch control electrode 1611 and
Two tooth form touch control electrodes 1612 can also make multiple tooth structure, such as：Bidentate or three toothings etc..
As shown in figure 3, along the first tooth form touch control electrode 1611 and the second tooth form touch control electrode 1612 to two slotting directions,
The area of first tooth form touch control electrode 1611 and the area of the second tooth form touch control electrode 1612 become smaller in opposite directions, are touched in order to calculate
The position of point.
Optionally, the first tooth form touch control electrode 1611 and the second tooth form touch control electrode 1612 surround a rectangular area,
The first tooth form touch control electrode 1611 and the second tooth form touch control electrode 1612 are in center relative to the rectangular area central point
It is symmetrical, the computational methods of touch point can be simplified.
In the present embodiment, the size and shape phase of the first tooth form touch control electrode 1611 and the second tooth form touch control electrode 1612
Together, it is right-angled trapezium.First tooth form touch control electrode 1611 and the second tooth form touch control electrode 1612 are two identical right angle ladders
Shape touch control electrode；The adjacent to and opposite setting of oblique waist of described two identical right-angled trapezium touch control electrodes；And it is described two identical
Right-angled trapezium touch control electrode insulate.But whether the present invention is identical to the shape of tooth form touch control electrode in same electrode unit 161
It is not restricted, in other embodiments, the shape of tooth form touch control electrode can be with difference in same electrode unit 161.
With continued reference to FIG. 1, the touch control display apparatus 1 further comprises touch control chip 20, the touch control
First tooth form touch control electrode 1611 and second tooth form of the chip 20 for each electrode unit 161 into touch sensible electrode layer 16 are touched
It controls electrode 1612 and touch detection signal is provided, to detect the first tooth form touch control electrode 1611 and the second tooth in each electrode unit 161
The self-capacitance of shape touch control electrode 1612 changes, and then realizes multiple point touching detection.
The touch control chip 20 is set on the first substrate 17, and the touch control chip 20 can be made more to lean on
The nearly touch electrode layer 16, by reducing the distance between touch sensible electrode 16 and the touch control chip 20, to
Reduce the length for realizing connecting wire between touch sensible electrode 16 and the touch control chip 20, and then reduces touch detection
Noise.
Further, the touch control chip 20 is set to the first substrate 17 in face of the one of the second substrate 11
Side, can be closer to the touch sensible electrode layer 16 between first substrate 17 and the second substrate 11.
Specifically, the touch control chip 20 can pass through the mode of chip on glass (Chip On Glass, COG)
Or the mode of chip on film (Chip On Film, COF) is bound to the first substrate 17.
As shown in Figure 1, touch control chip described in the present embodiment 20 be bound to by way of chip on glass it is described
First substrate 17 passes through anisotropic conductive film between the touch control chip 20 and touch sensible electrode layer 16
(Anisotropic Conductive Film, ACF) 21 realizes fitting.
As shown in Figure 1, optionally, the touch control display apparatus 1 is used to realize under the driving of one drive circuit 23 and touch
Induction；The first substrate 17 is provided with flexible PCB 22；The touch control chip 20 passes through the flexible PCB
(Flexible Printed Circuit board, FPC) 22 is connect with the driving circuit 23.
In the present embodiment, the touch sensible electrode layer 16 is in contact with the first substrate 17, as shown in figure 3, described
The first tooth form touch control electrode of a plurality of first connecting wire 1613 and each electrode unit is provided in touch sensible electrode layer 16
1611 are connected with the second tooth form touch control electrode 1612 correspondence, a plurality of first connecting wire 1611 and the touch control chip
20 connections.
As shown in figure 4, the touch control display apparatus 1 is further provided with touch control circuit 201 and display control circuit
202, first tooth form touch-control electricity of the touch control circuit 201 for each electrode unit 161 into touch sensible electrode layer 16
Pole 1611 and the second tooth form touch control electrode 1612 provide touch detection signal, are touched with detecting the first tooth form in each electrode unit 161
The self-capacitance variation of electrode 1611 and the second tooth form touch control electrode 1612 is controlled, and then realizes touch sensible.
The display control circuit 202 is used to provide pixel voltage to the pixel electrode layer 12 and to described public
Electrode layer 13 provides common voltage, is shown with driving the touch control display apparatus 1 to carry out picture, wherein the touch control electricity
Road 201 is matched with the display control circuit 202, and the picture to control the touch control display apparatus 1 is shown to be examined with touch-control
Survey carries out in different times, and interference between touch control detection is shown to reduce picture.
In embodiment as shown in Figure 4, the touch control circuit 201 is integrated in the display control circuit 202
In the touch control chip 20, circuit level can be improved, further decreases the weight and size of touch control display apparatus 1,
In addition, also making preferably coordinate between touch control circuit 201 and the display control circuit 202.
Whether the present invention is integrated in the control core to the touch control circuit 201 or the display control circuit 202
Piece 20 is not limited.But the present invention is without limitation, in other embodiments, can also be the touch control circuit
201 are integrated in the touch control chip 20, and the display control circuit 202 is integrated in other chips, such as described
Display control circuit 202 is integrated in a display control chip.
In conjunction with reference to figure 3, when carrying out touch detection, the touch control circuit 201 is to the of an electrode unit 161
When one tooth form touch control electrode 1611 and the second tooth form touch control electrode 1612 are driven and detected, while driving remaining electrode unit
161 the first tooth form touch control electrode 1611 and the second tooth form touch control electrode 1612, to improve the efficiency of touch detection.For example, institute
Touch control circuit 201 is stated in the first tooth form touch control electrode 1611 and the second tooth form touch control electrode to an electrode unit 161
1611 when being driven and being detected, while providing the first drive signal identical with touch detection signal to the remaining electrode list
Member 161.
But the present invention is not restricted this, the touch control circuit 201 can also be to an electrode unit 106
When first tooth form touch control electrode 1061 and the second tooth form touch control electrode 1062 are driven and detected, while driving and being located at currently quilt
The electrode unit 161 on 161 periphery of electrode unit of detection, to improve the efficiency of touch sensible.For example, the touch control circuit
201 are being driven and are being examined to the first tooth form touch control electrode 1611 of an electrode unit 161 and the second tooth form touch control electrode 1612
When survey, while providing first tooth form of the first drive signal identical with touch detection signal to the peripheral electrode unit 161
Touch control electrode 1611 and the second tooth form touch control electrode 1612.
It should be noted that the touch control circuit 201 is when carrying out touch detection, while providing and believing with touch detection
Number identical second drive signal gives the common electrode layer 13, described to drive for the second drive signal to switch common voltage
Common electrode layer 13 can reduce the parasitism electricity generated between public electrode and the first, second tooth form touch control electrode 1611,1612
Hold the influence for executing self-capacitance touch detection to the first, second tooth form touch control electrode 1611,1612, improves touch detection precision.
With reference to figure 5, the schematic diagram of touch control display apparatus second embodiment of the present invention is shown.The present embodiment and first is implemented
The something in common of example repeats no more, the present embodiment and first embodiment the difference is that：
Chromatic filter layer 35 is set to the first substrate 37, and the touch sensible electrode layer 36 is set to the colored filter
Photosphere 35 is backwards to the side of the first substrate 37.That is, in the present embodiment, the touch sensible electrode layer 36 with it is described
First substrate 37 is simultaneously not directly contacted with.
As shown in fig. 6, a plurality of first connecting wire 1623 is provided in the touch sensible electrode layer 36, with each electrode list
First tooth form touch control electrode 1621 of member 162 is connected with the second tooth form touch control electrode 1622 correspondence；It is set on the first substrate 37
It is equipped with a plurality of second connecting wire 1624, a plurality of second connecting wire 1624 passes through the via in chromatic filter layer 35
1625 is corresponding with a plurality of first connecting wire 1623 connected.
In addition, the difference of the present embodiment and first embodiment further includes, the first tooth form touch control electrode of the present embodiment
1621 and second tooth form touch control electrode 1622 be two identical right angled triangle touch control electrodes；Described two identical right angles three
The adjacent to and opposite setting of bevel edge of angular touch control electrode；Described two identical right angled triangle touch control electrode insulation.
It should be noted that the first tooth form touch control electrode 1611 and the second tooth form touch control electrode 1612 of first embodiment are
Right-angled trapezium, the first tooth form touch control electrode 1621 of second embodiment and the second tooth form touch control electrode 1622 are right angled triangle,
But the invention is not limited in this regard, in other embodiments, the first tooth form touch control electrode 1611,1621 and the second tooth form
The tooth of touch control electrode 1612,1622 can also be other triangles or trapezoidal.
It should also be noted that, in first embodiment and second embodiment, the electrode unit 161 (162) includes one
First tooth form touch control electrode 1611 (1612) and a second tooth form touch control electrode 1612 (1622), but the present invention does not make this
Limitation can include in other embodiments one or more the first tooth form touch-control electricity with an electrode unit 161 (162)
Pole 1611 (1612) and one or more the second tooth form touch control electrode 1612 (1622).
It should also be noted that, in first embodiment and second embodiment, Different electrodes unit 161 (162) has identical
The tooth form touch-control electricity of number (including two tooth form touch control electrodes), same shape (being right-angled trapezium or right angled triangle)
Pole, but the invention is not limited in this regard, in other embodiments, Different electrodes unit 161 (162) can also have different
Several tooth form touch control electrodes.In addition, the shape of tooth form touch control electrode is identical or different in Different electrodes unit 161 (162).
In addition it is also necessary to explanation, touch sensible electrode layer 16,36 is single layer structure in the above-described embodiments.But
The invention is not limited in this regard, in other embodiments, the touch sensible electrode layer 16,36 can also be to be electrically connected between each other
The multilayered structure connect, wherein each layer of thickness is in the range of 0.05~0.15 μm, the touch sensible electrode layer of multilayered structure
16,36 thickness are smaller, can also reduce the weight and thickness of touch control display apparatus 1.
In addition, the multiple electrode unit 161,162 can also be in the arrangement of two row multiple row matrix forms or multiple lines and multiple rows matrix
Formula is arranged, and the tooth of the first tooth form touch control electrode 1611,1621 and the second touch-control tooth form touch control electrode 1612,1622 is along row side
To extension, so as to realize multiple point touching in line direction.
With reference to figure 7, the schematic diagram of touch control display apparatus 3rd embodiment of the present invention is shown.The present embodiment and first is implemented
The something in common of example repeats no more, the present embodiment and first embodiment the difference is that：
The touch control display apparatus is twisted nematic (Twisted Nematic liquid crystal, TN) liquid crystal
Showing device, the touch sensible electrode layer 46 are set to the first substrate 47, and the chromatic filter layer 45 is set to described touch
Side of the induction electrode layer 46 backwards to the first substrate 47 is touched, the common electrode layer 43 is located at the liquid crystal layer 44 and colour
Between filter layer 45.
With reference to figure 8, the schematic diagram of touch control display apparatus 3rd embodiment of the present invention is shown.The present embodiment and first is implemented
The something in common of example repeats no more, the present embodiment and first embodiment the difference is that：
The touch control display apparatus is twisted nematic (Twisted Nematic liquid crystal, TN) liquid crystal
Showing device, the chromatic filter layer 55 are set to the first substrate 57, and the touch sensible electrode layer 56 is set to the coloured silk
Color filtering optical layer 55 is located at the liquid crystal layer 54 and touch sensible backwards to the side of the first substrate 57, the common electrode layer 53
Between electrode layer 56, and it is additionally provided with insulating layer 58 between the common electrode layer 53 and the touch sensible electrode layer 56, prevented
It is only in electrical contact between the common electrode layer 53 and the touch sensible electrode layer 56.
Correspondingly, the present invention also provides a kind of electronic equipment shows one embodiment of electronic equipment of the present invention with reference to figure 9
Schematic diagram, the electronic equipment 4 include display device 5, the display device 5 be touch control display apparatus provided by the invention.
Description refers to the associated description of touch control display apparatus embodiment as described in touch control display apparatus, and details are not described herein.
Specifically, the electronic equipment 4 is mobile phone, tablet computer, laptop or desktop computer.
Although present disclosure is as above, present invention is not limited to this.Any those skilled in the art are not departing from this
It in the spirit and scope of invention, can make various changes or modifications, therefore protection scope of the present invention should be with claim institute
Subject to the range of restriction.
Claims (28)
1. a kind of touch control display apparatus, which is characterized in that including：
First substrate；
Second substrate is oppositely arranged with the first substrate；
Chromatic filter layer, between the first substrate and second substrate；
Touch sensible electrode layer, between the first substrate and second substrate；
The touch sensible electrode layer is set to the first substrate, and the chromatic filter layer is set to the touch sensible electrode
Layer is backwards to the side of the first substrate；Alternatively, the chromatic filter layer is set to the first substrate, the touch sensible electricity
Pole layer is set to the chromatic filter layer backwards to the side of the first substrate；
The touch sensible electrode layer includes in the multiple electrodes unit of m rows n row arrangements, and the electrode unit includes being used as from electricity
Hold the first tooth form touch control electrode and the second tooth form touch control electrode of sensing electrode, the first tooth form touch control electrode and the second tooth form
It mutually insulated and is set to plugging between touch control electrode, wherein described m, n are the natural number more than 1；
The touch control display apparatus further comprises that touch control chip, the touch control chip are used for touch sensible electrode
The the first tooth form touch control electrode and the second tooth form touch control electrode of each electrode unit provide touch detection signal in layer, to detect each electricity
The self-capacitance of the first tooth form touch control electrode and the second tooth form touch control electrode changes in pole unit；
The touch control chip is set on the first substrate；
A plurality of first connecting wire is provided in the touch sensible electrode layer, the first tooth form touch control electrode with each electrode unit
It is connected with the second tooth form touch control electrode correspondence；
A plurality of second connecting wire is provided on the first substrate, a plurality of second connecting wire is by being located at colorized optical filtering
Via in layer is corresponding with a plurality of first connecting wire connected；
Second connecting wire is connect with the touch control chip.
2. touch control display apparatus as described in claim 1, which is characterized in that the touch control chip is set to described first
Side of the real estate to the second substrate.
3. touch control display apparatus as claimed in claim 1 or 2, which is characterized in that the touch control display apparatus is used to drive one
Touch sensible is realized under the driving of dynamic circuit；
The first substrate is provided with flexible PCB；
The touch control chip is connect by the flexible PCB with the driving circuit.
4. touch control display apparatus as described in claim 1, which is characterized in that the touch control chip passes through chip on glass
Mode or the mode of chip on film be bound to the first substrate.
5. touch control display apparatus as described in claim 1, which is characterized in that the multiple electrode unit is in two row multiple row matrixes
Formula is arranged or the arrangement of multiple lines and multiple rows matrix form, and the tooth of the first tooth form touch control electrode and the second touch-control tooth form touch control electrode is along row
Direction extends.
6. touch control display apparatus as described in claim 1, which is characterized in that the multiple electrode unit is in two row multirow matrixes
Formula is arranged or the arrangement of multiple row multirow matrix form, and the tooth of the first tooth form touch control electrode and the second tooth form touch control electrode is along row side
To extension.
7. touch control display apparatus as described in claim 1, which is characterized in that the first tooth form touch control electrode and the second tooth form
Touch control electrode is monodentate structure or multiple tooth structure.
8. touch control display apparatus as described in claim 1, which is characterized in that the first tooth form touch control electrode and the second tooth form
The tooth of touch control electrode is triangle or trapezoidal.
9. touch control display apparatus as described in claim 1, which is characterized in that the electrode unit include one or more
One tooth form touch control electrode and one or more the second tooth form touch control electrode.
10. touch control display apparatus as described in claim 1, which is characterized in that Different electrodes unit has the tooth of same number
The tooth form touch control electrode of shape touch control electrode or different numbers.
11. touch control display apparatus as described in claim 1, which is characterized in that tooth form touch control electrode in same electrode unit
Shape is identical or different.
12. touch control display apparatus as described in claim 1, which is characterized in that tooth form touch control electrode in Different electrodes unit
Shape is identical or different.
13. touch control display apparatus as described in claim 1, which is characterized in that the touch sensible electrode layer is single layer structure,
Alternatively, the touch sensible electrode layer is the multilayered structure being electrically connected between each other.
14. touch control display apparatus as described in claim 1, which is characterized in that along the first tooth form touch control electrode and the second tooth
To two slotting directions, the area of the first tooth form touch control electrode and the area of the second tooth form touch control electrode become shape touch control electrode in opposite directions
It is small.
15. touch control display apparatus as claimed in claim 14, which is characterized in that the first tooth form touch control electrode is touched with the second tooth form
The size and shape for controlling electrode is identical, and the first tooth form touch control electrode surrounds a rectangular area with the second tooth form touch control electrode, described
First tooth form touch control electrode and the second tooth form touch control electrode are centrosymmetric distribution relative to the rectangular area central point.
16. touch display unit as described in claim 1, which is characterized in that the first tooth form touch control electrode and the second tooth form are touched
Control electrode is two identical right angled triangle touch control electrodes；The bevel edge phase of described two identical right angled triangle touch control electrodes
Neighbour is oppositely arranged；Described two identical right angled triangle touch control electrode insulation.
17. touch display unit as described in claim 1, which is characterized in that the first tooth form touch control electrode and the second tooth form are touched
Control electrode is two identical right-angled trapezium touch control electrodes；The adjacent phase of oblique waist of described two identical right-angled trapezium touch control electrodes
To setting；And described two identical right-angled trapezium touch control electrode insulation.
18. touch control display apparatus as described in claim 1, which is characterized in that the touch control display apparatus further includes：
Liquid crystal layer, between the first substrate and the second substrate；
Pixel electrode layer, between the liquid crystal layer and the second substrate, for loading pixel voltage；
Common electrode layer, between the first substrate and the second substrate, for loading common voltage；
First polaroid is located at the first substrate backwards to the side of the touch sensible electrode layer；
Second polaroid is located at the second substrate backwards to the side of the touch sensible electrode layer；
The touch sensible electrode layer and the chromatic filter layer are between the liquid crystal layer and the first substrate.
19. touch control display apparatus as claimed in claim 18, which is characterized in that the touch control display apparatus is plane conversion type
Liquid crystal display device, the common electrode layer is between the liquid crystal layer and the pixel electrode layer.
20. touch control display apparatus as claimed in claim 18, which is characterized in that the touch control display apparatus is twisted nematic
Liquid crystal display device, the touch sensible electrode layer are set to the first substrate, and the chromatic filter layer is set to described touch
Induction electrode layer is touched backwards to the side of the first substrate, the common electrode layer be located at the liquid crystal layer and chromatic filter layer it
Between.
21. touch control display apparatus as claimed in claim 18, which is characterized in that the touch control display apparatus is twisted nematic
Liquid crystal display device, the chromatic filter layer are set to the first substrate, and the touch sensible electrode layer is set to the coloured silk
Color filtering optical layer backwards to the side of the first substrate, the common electrode layer be located at the liquid crystal layer and touch sensible electrode layer it
Between, and it is additionally provided with insulating layer between the common electrode layer and the touch sensible electrode layer.
22. touch control display apparatus as claimed in claim 18, which is characterized in that the touch control display apparatus is further provided with
Touch control circuit and display control circuit, the touch control circuit are used for each electrode unit into touch sensible electrode layer
First tooth form touch control electrode and the second tooth form touch control electrode provide touch detection signal, to detect the first tooth form in each electrode unit
The self-capacitance of touch control electrode and the second tooth form touch control electrode changes, and the display control circuit to the pixel electrode layer for carrying
Common voltage is provided for pixel voltage and to the common electrode layer, it is aobvious to drive the touch control display apparatus to carry out picture
Show, wherein the touch control circuit is matched with the display control circuit, to control the picture of the touch control display apparatus
Face is shown to carry out in different times with touch control detection.
23. touch control display apparatus as claimed in claim 22, which is characterized in that the touch control circuit is to an electrode list
When the first tooth form touch control electrode and the second tooth form touch control electrode of member are driven and detected, while driving remaining electrode unit
First tooth form touch control electrode and the second tooth form touch control electrode；Alternatively, the touch control circuit is to the first of an electrode unit
When tooth form touch control electrode and the second tooth form touch control electrode are driven and detected, while driving and being located at currently detected electrode list
The electrode unit on first periphery.
24. touch control display apparatus as claimed in claim 23, which is characterized in that the touch control circuit is to an electrode list
When the first tooth form touch control electrode and the second tooth form touch control electrode of member are driven and detected, while providing and touch detection signal
Identical first drive signal is to the first tooth form touch control electrode of the remaining electrode unit or the peripheral electrode unit and the
Two tooth form touch control electrodes.
25. the touch control display apparatus as described in any one of claim 22-24, which is characterized in that the touch control electricity
Road provides identical with touch detection signal the second drive signal to the common electrode layer when carrying out touch detection,
To switch common voltage the common electrode layer is driven for the second drive signal.
26. touch control display apparatus as claimed in claim 22, which is characterized in that the touch control display apparatus further comprises touching
Touch control chip, first tooth form touch control electrode of the touch control chip for each electrode unit into touch sensible electrode layer
Touch detection signal is provided with the second tooth form touch control electrode, to detect the first tooth form touch control electrode and the second tooth in each electrode unit
The self-capacitance of shape touch control electrode changes；
The touch control circuit is integrated in the display control circuit in the touch control chip；Alternatively, described touch
It touches control circuit to be integrated in the touch control chip, the display control circuit is integrated in a display control chip.
27. a kind of electronic equipment, which is characterized in that include that touch-control as described in any one of claim 1-26 claim is shown
Device.
28. electronic equipment as claimed in claim 27, which is characterized in that the electronic equipment is mobile phone, tablet computer, notes
This computer or desktop computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410299726.XA CN105204675B (en) | 2014-06-26 | Touch control display apparatus and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410299726.XA CN105204675B (en) | 2014-06-26 | Touch control display apparatus and electronic equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105204675A CN105204675A (en) | 2015-12-30 |
| CN105204675B true CN105204675B (en) | 2018-08-31 |
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| TW201339937A (en) * | 2012-03-30 | 2013-10-01 | Focaltech System Ltd | Capacitive touch screen and manufacturing method thereof |
| CN103472613A (en) * | 2013-09-13 | 2013-12-25 | 敦泰科技有限公司 | Capacitive touch display device |
| TW201411241A (en) * | 2012-09-26 | 2014-03-16 | Focaltech Systems Ltd | Liquid crystal display touch screen integrating single layer capacitance transducer and application device thereof |
| CN203930747U (en) * | 2014-06-26 | 2014-11-05 | 敦泰科技有限公司 | Touch control display apparatus and electronic equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201339937A (en) * | 2012-03-30 | 2013-10-01 | Focaltech System Ltd | Capacitive touch screen and manufacturing method thereof |
| TW201411241A (en) * | 2012-09-26 | 2014-03-16 | Focaltech Systems Ltd | Liquid crystal display touch screen integrating single layer capacitance transducer and application device thereof |
| CN103472613A (en) * | 2013-09-13 | 2013-12-25 | 敦泰科技有限公司 | Capacitive touch display device |
| CN203930747U (en) * | 2014-06-26 | 2014-11-05 | 敦泰科技有限公司 | Touch control display apparatus and electronic equipment |
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