CN104598080A - Touch-control display panel and driving method and display device thereof - Google Patents
Touch-control display panel and driving method and display device thereof Download PDFInfo
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- CN104598080A CN104598080A CN201510079261.1A CN201510079261A CN104598080A CN 104598080 A CN104598080 A CN 104598080A CN 201510079261 A CN201510079261 A CN 201510079261A CN 104598080 A CN104598080 A CN 104598080A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/13338—Input devices, e.g. touch panels
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
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- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Geometry (AREA)
- Liquid Crystal (AREA)
- Position Input By Displaying (AREA)
Abstract
The invention provides a touch-control display panel and a manufacturing method and a display device thereof. A first display substrate in the touch-control display panel comprises a first common electrode layer consisting of a plurality of strip-shaped electrode wires; the electrode wires of the first common electrode layer are used as first common electrodes at a display stage and transmit first common electrode signals, and are used as touch-control induction electrodes at a touch-control stage and transmit touch-control induction signals, so that the touch-control detection can be realized when the normal display of the touch-control display panel is guaranteed.
Description
Technical field
The present invention relates to display technique field, specifically can relate to a kind of touch-control display panel and driving method, display device.
Background technology
Twisted-nematic (TN:Twisted Nematic) type display panel is a type of flat-paneled display screens.TN type display panel has the features such as cost is low, response speed, and, after employing " shake " technology and compensate film technology, TN type display panel also has good color representation ability and the feature such as visible angle is large, therefore, TN type display panel is widely used in display electronic product.
Because touch technology only need can realize the operation to electronic product by touch-control on the display screen, and without the need to other external devices such as mouse, keyboard, therefore, be widely used in display electronic product.
So, if touch technology can be realized on TN type display panel, this will certainly give and adopt the use of the display electronic product of TN type display panel to bring great convenience, therefore, in TN type display panel, how to realize touch technology become in display technique field the technical matters awaiting solving.
Summary of the invention
The invention provides a kind of touch-control display panel and driving method, display device, while guaranteeing picture display, realize touch detection.
The invention provides scheme as follows:
Embodiments provide a kind of touch-control display panel, comprise the first display base plate and the second display base plate, described first display base plate comprises:
The first common electrode layer be made up of many strip shaped electric poles lines;
The electrode wires of described first common electrode layer is the first public electrode in the display stage and transmits the first common electrode signal, is touch-control sensing electrode and transmits touch-control sensing signal in the touch-control stage.
Preferably, described first common electrode layer also comprises:
Free poles, described free poles is used for transmitting the first common electrode signal in the display stage, in the no signal transmission of touch-control stage.
Preferably, described free poles and touch-control sensing electrode runs parallel interval are arranged.
Preferably, described second display base plate comprises:
The second common electrode layer be made up of many electrode wires;
Described second common electrode layer comprises the first electrode wires group and the second electrode wires group;
Electrode wires in described first electrode wires group is used for transmitting the second common electrode signal in display stage and touch-control stage;
Electrode wires in described second electrode wires group is used for transmitting the second common electrode signal in the display stage, at touch-control stage transmission touch-control drive singal.
Preferably, the electrode wires in described first common electrode layer and the electrode wires in described second common electrode layer arranged in a crossed manner every sky.
Preferably, the electrode wires in described first electrode wires group and the electrode wires parallel interval in described second electrode wires group are arranged.
Preferably, be electrically connected between the default root electrode wires in described second electrode wires composition.
The embodiment of the present invention additionally provides a kind of touch-control display panel method for making, and described touch-control display panel comprises the first display base plate and the second display base plate, and described method comprises:
Have on layer at the first display base plate, make the first public electrode layer pattern, described first public electrode layer pattern, is made up of many strip shaped electric poles lines;
Electrode wires in described first common electrode layer is the first public electrode in the display stage and transmits the first common electrode signal, is touch-control sensing electrode and transmits touch-control sensing signal in the touch-control stage.
Preferably, describedly have on layer at the first display base plate, make the first public electrode layer pattern and also comprise:
Make free poles, described free poles is used for transmitting the first common electrode signal in the display stage, in the no signal transmission of touch-control stage.
Preferably, described method also comprises:
Have on layer at the second display base plate, make the second public electrode layer pattern, described second public electrode layer pattern is made up of many electrode wires;
Described second common electrode layer comprises the first electrode wires group and the second electrode wires group;
Electrode wires in described first electrode wires group is used for transmitting the second common electrode signal in display stage and touch-control stage;
Electrode wires in described second electrode wires group is used for transmitting the second common electrode signal in the display stage, at touch-control stage transmission touch-control drive singal.
The embodiment of the present invention additionally provides a kind of display device, and this display device specifically can comprise the touch-control display panel that the invention described above embodiment provides.
As can be seen from the above, touch-control display panel provided by the invention and preparation method thereof, display device, in described touch-control display panel, the first display base plate comprises the first common electrode layer be made up of many strip shaped electric poles lines; The electrode wires of described first common electrode layer is the first public electrode in the display stage and transmits the first common electrode signal, is touch-control sensing electrode and transmits touch-control sensing signal in the touch-control stage.Thus while guaranteeing that touch-control display panel can normally show, touch detection can be realized.
Accompanying drawing explanation
First display substrate structure schematic diagram one in the touch-control display panel that Fig. 1 provides for the embodiment of the present invention;
Second display substrate structure schematic diagram one in the touch-control display panel that Fig. 2 provides for the embodiment of the present invention;
Second display substrate structure schematic diagram two in the touch-control display panel that Fig. 3 provides for the embodiment of the present invention;
First display substrate structure schematic diagram two in the touch-control display panel that Fig. 4 provides for the embodiment of the present invention;
The touch display panel structure schematic diagram that Fig. 5 provides for the embodiment of the present invention.
Embodiment
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing of the embodiment of the present invention, the technical scheme of the embodiment of the present invention is clearly and completely described.Obviously, described embodiment is a part of embodiment of the present invention, instead of whole embodiments.Based on described embodiments of the invention, the every other embodiment that those of ordinary skill in the art obtain, all belongs to the scope of protection of the invention.
Unless otherwise defined, technical term used herein or scientific terminology should be in field belonging to the present invention the ordinary meaning that the personage with general technical ability understands." first ", " second " that use in patent application specification of the present invention and claims and similar word do not represent any order, quantity or importance, and are only used to distinguish different ingredients.Equally, the similar word such as " " or " " does not represent restricted number yet, but represents to there is at least one." connection " or " being connected " etc. similar word be not defined in physics or the connection of machinery, no matter but can comprise electrical connection, be direct or indirectly." on ", D score, "left", "right" etc. only for representing relative position relation, when be described object absolute position change after, then this relative position relation also correspondingly changes.
Embodiments provide a kind of touch-control display panel, this touch-control display panel specifically can comprise the first display base plate 1 and the second display base plate 2, as shown in Figure 1, specifically can comprise in the first display base plate 1:
The first common electrode layer be made up of many strip shaped electric poles lines 3;
Electrode wires 3 in first common electrode layer is the first public electrode in the display stage and transmits the first common electrode signal, is touch-control sensing electrode and transmits touch-control sensing signal in the touch-control stage.
The touch-control display panel that the embodiment of the present invention provides, while guaranteeing that picture normally shows, can realize touch detection.
The display panel that the embodiment of the present invention provides, specifically can be the display panels such as TN type, IPS type, VA type.
Below, for TN type display panel, the touch-control display panel that the embodiment of the present invention provides is described in detail.
In prior art, TN type display panel is formed with the first common electrode layer covered in face in color membrane substrates, and pixel electrode (accompanying drawing the is not shown) acting in conjunction in this first common electrode layer and array base palte, to realize the control to liquid crystal.Meanwhile, in the array base palte of existing TN type display panel, also each pixel column is provided with the second public electrode, with the two ends making this second public electrode and corresponding pixel electrode be formed the memory capacitance (Cs) of each pixel cell.
And the technical scheme that the embodiment of the present invention provides, in order to realize touch technology in TN type display panel, the first public electrode layer pattern that full wafer in prior art exists is split, first common electrode layer is made up of many strip shaped electric poles lines 3, namely, in the embodiment of the present invention, the first public electrode layer pattern can exist with the form of electrode wires.
Further, the electrode wires 3 included by the first common electrode layer, transmits the first common electrode signal in the display stage, and to realize the control to liquid crystal, in the touch-control stage, transmission touch-control sensing signal (RX), to realize the detecting to touching signals.Namely, in the embodiment of the present invention, electrode wires 3 still existed as the first public electrode in the display stage, and in the touch-control stage, electrode wires 3 exists as touch-control sensing electrode.
In the embodiment of the present invention, touch-control drive electrode for transmitting touch-control drive singal (TX) in the touch-control stage can be set in the second display base plate 2 (specifically can be array base palte) relative with the first display base plate 1 (specifically can be color membrane substrates), thus in the touch-control stage, cooperatively interacted by touch-control drive electrode and electrode wires 3, realize touch detection.
In one embodiment, touch-control drive electrode can arrange separately a corresponding layer realization in second substrate 2.
And in another specific embodiment, in the embodiment of the present invention, also in the second common electrode layer in second substrate, electrode wires can be set as touch-control drive electrode.Namely, in the embodiment of the present invention, touch-control drive electrode can be arranged in the second common electrode layer with layer with the second public electrode.
So, in this embodiment, as shown in Figure 2, specifically can comprise in the second display base plate 2:
The second common electrode layer be made up of many electrode wires;
Described multiple electrode wires comprises the first electrode wires group and the second electrode wires group;
Electrode wires 4 in first electrode wires group specifically can be the second public electrode, for transmitting the second common electrode signal in display stage and touch-control stage, is formed memory capacitance Cs in pixel cell to realize the pixel electrode corresponding with each pixel cell.
Electrode wires 5 in second electrode wires group i.e. touch-control drive electrode, specifically may be used for transmitting the second common electrode signal in the display stage, at touch-control stage transmission touch-control drive singal, form memory capacitance Cs in the display stage, to coordinate with electrode wires 3 in the touch-control stage and realize touch detection.
In the embodiment of the present invention, as shown in Figure 2, electrode wires 4 in first electrode wires group can be arranged with electrode wires 5 parallel interval in the second electrode wires group, by the electrode wires of the odd-numbered line in the second common electrode layer or even number line as the electrode wires 5 in the second electrode wires group, thus can ensure that electrode wires 5 is corresponding with each pixel column, so that electrode wires 5 transmits different signals to realize its different function in display stage and touch-control stage.
In the present invention one specific embodiment, in order to strengthen the intensity of touch-control drive singal, as shown in Figure 3, can by short circuit (Shoring) between the some electrode wires 5 in the second electrode wires group together, namely be electrically connected, thus make some electrode wires 5 form a touch-control drive electrode, thus the area coverage of touch-control drive electrode can be increased, increase the intensity of touch-control drive singal, to realize touching signals detecting more accurately.The electrode wires 5 of default radical, when specific implementation, based on the resolution of touch-control display panel, can be carried out short circuit by this embodiment.
Signal disturbing is produced between many touch-control sensing electrodes and electrode wires 3 in the first common electrode layer, as shown in Figure 4, free poles 6 can be set in adjacent electrode wires 3 (or between electrode 3 of predetermined interval), this free poles 6 is specifically used in the display stage and transmits the first common electrode signal (identical with electrode wires 3), in the no signal transmission of touch-control stage.And in another specific embodiment, no matter free poles 6 is in display stage and touch-control stage, all can no signal transmission.When specific implementation, as shown in Figure 4, free poles 6 can be arranged with electrode wires 3 parallel interval.
In the embodiment of the present invention, be arranged at the electrode wires 3 (the first display base plate 1) in different display base plate and electrode wires 5 (the second display base plate 2), can be arranged in a crossed manner every sky, to realize touch detection.In one embodiment, as shown in Figure 5, electrode wires 3 and electrode wires 5 can be arranged in square crossing.
The first display base plate 1 involved by the embodiment of the present invention, except comprising the first common electrode layer, specifically can also comprise the layer needed for other such as color rete, black matrix layer.
The second display base plate 2 involved by the embodiment of the present invention, except comprising the second common electrode layer, can also the layer needed for other such as grid line layer, gate insulation layer, data line layer, screen layer.When there is screen layer, this screen layer can be arranged at data line layer or grid line layer, and between the second common electrode layer.
The embodiment of the present invention additionally provides a kind of touch-control display panel method for making, and specifically can comprise the first display base plate 1 and the second display base plate 2 in this touch-control display panel, described method comprises:
Have on layer at the first display base plate 1, make the first public electrode layer pattern, described first public electrode layer pattern, is made up of many strip shaped electric poles lines 3;
Electrode wires 3 in described first common electrode layer is the first public electrode in the display stage and transmits the first common electrode signal, is touch-control sensing electrode and transmits touch-control sensing signal in the touch-control stage.
In one embodiment, above-mentionedly have on layer at the first display base plate 1, the process making the first public electrode layer pattern specifically can also comprise:
Make free poles 6, this free poles 6 specifically may be used for transmitting the first common electrode signal in the display stage, in the no signal transmission of touch-control stage.
In the embodiment of the present invention, free poles 6 and electrode wires 3 can synchronously make, and, can free poles 6 and electrode wires 3 between the two parallel interval arrange.
In one embodiment, the touch-control display panel method for making that the embodiment of the present invention provides specifically can also comprise:
Have on layer at the second display base plate 2, make the second public electrode layer pattern, described second public electrode layer pattern is made up of many electrode wires;
Described second common electrode layer comprises the first electrode wires group and the second electrode wires group;
Electrode wires 4 in described first electrode wires group is for transmitting the second common electrode signal in display stage and touch-control stage;
Electrode wires 5 in described second electrode wires group, for transmitting the second common electrode signal in the display stage, transmits touch-control drive singal in the touch-control stage.
In touch-control display panel method for making involved by the embodiment of the present invention, the step that the first display base plate 1 makes other layer such as color rete, black matrix layer can also be included in.And in the second display base plate 2, make the step of other layer such as grid line layer, gate insulation layer, data line layer, screen layer.
The embodiment of the present invention, when specific implementation, does not limit the manufacturing process and method that make above-mentioned figure layer pattern, and the method for making of arbitrary maturation and flow process can be adopted to make each layer involved by the invention described above embodiment.
The embodiment of the present invention additionally provides a kind of display device, and this display device specifically can comprise the touch-control display panel that the invention described above embodiment provides.
As can be seen from the above, touch-control display panel provided by the invention and preparation method thereof, display device, in described touch-control display panel, the first display base plate comprises the first common electrode layer be made up of many strip shaped electric poles; The electrode of described first common electrode layer is the first public electrode in the display stage and transmits the first common electrode signal, is touch-control sensing electrode and transmits touch-control sensing signal in the touch-control stage.Thus while guaranteeing display, touch detection can be realized.
The above is only embodiments of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (11)
1. a touch-control display panel, comprises the first display base plate and the second display base plate, it is characterized in that, described first display base plate comprises:
The first common electrode layer be made up of many strip shaped electric poles lines;
The electrode wires of described first common electrode layer is the first public electrode in the display stage and transmits the first common electrode signal, is touch-control sensing electrode and transmits touch-control sensing signal in the touch-control stage.
2. touch-control display panel as claimed in claim 1, it is characterized in that, described first common electrode layer also comprises:
Free poles, described free poles is used for transmitting the first common electrode signal in the display stage, in the no signal transmission of touch-control stage.
3. touch-control display panel as claimed in claim 2, it is characterized in that, described free poles and touch-control sensing electrode runs parallel interval are arranged.
4. the touch-control display panel as described in any one of claims 1 to 3, is characterized in that, described second display base plate comprises:
The second common electrode layer be made up of many electrode wires;
Described second common electrode layer comprises the first electrode wires group and the second electrode wires group;
Electrode wires in described first electrode wires group is used for transmitting the second common electrode signal in display stage and touch-control stage;
Electrode wires in described second electrode wires group is used for transmitting the second common electrode signal in the display stage, at touch-control stage transmission touch-control drive singal.
5. touch-control display panel as claimed in claim 4, is characterized in that, the electrode wires in the electrode wires in described first common electrode layer and described second common electrode layer is arranged in a crossed manner every sky.
6. touch-control display panel as claimed in claim 4, is characterized in that, the electrode wires parallel interval in the electrode wires in described first electrode wires group and described second electrode wires group is arranged.
7. touch-control display panel as claimed in claim 6, is characterized in that, be electrically connected between the default root electrode wires in described second electrode wires group.
8. a touch-control display panel method for making, described touch-control display panel comprises the first display base plate and the second display base plate, it is characterized in that, described method comprises:
Have on layer at the first display base plate, make the first public electrode layer pattern, described first public electrode layer pattern, is made up of many strip shaped electric poles lines;
Electrode wires in described first common electrode layer is the first public electrode in the display stage and transmits the first common electrode signal, is touch-control sensing electrode and transmits touch-control sensing signal in the touch-control stage.
9. method as claimed in claim 8, is characterized in that, describedly has on layer at the first display base plate, makes the first public electrode layer pattern and also comprises:
Make free poles, described free poles is used for transmitting the first common electrode signal in the display stage, in the no signal transmission of touch-control stage.
10. method as claimed in claim 8 or 9, is characterized in that, also comprise:
Have on layer at the second display base plate, make the second public electrode layer pattern, described second public electrode layer pattern is made up of many electrode wires;
Described second common electrode layer comprises the first electrode wires group and the second electrode wires group;
Electrode wires in described first electrode wires group is used for transmitting the second common electrode signal in display stage and touch-control stage;
Electrode wires in described second electrode wires group is used for transmitting the second common electrode signal in the display stage, at touch-control stage transmission touch-control drive singal.
11. 1 kinds of display device, is characterized in that, comprise the touch-control display panel as described in any one of claim 1-7.
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| CN201510079261.1A CN104598080B (en) | 2015-02-13 | 2015-02-13 | Touch-control display panel and its driving method, display device |
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| CN201510079261.1A CN104598080B (en) | 2015-02-13 | 2015-02-13 | Touch-control display panel and its driving method, display device |
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| CN104598080B (en) | 2019-02-26 |
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