CN108733264A - A kind of touch-control display panel and touch control display apparatus - Google Patents
A kind of touch-control display panel and touch control display apparatus Download PDFInfo
- Publication number
- CN108733264A CN108733264A CN201810531464.3A CN201810531464A CN108733264A CN 108733264 A CN108733264 A CN 108733264A CN 201810531464 A CN201810531464 A CN 201810531464A CN 108733264 A CN108733264 A CN 108733264A
- Authority
- CN
- China
- Prior art keywords
- electrode
- fingerprint
- touch
- identification
- display panel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
Abstract
The present invention provides a kind of touch-control display panel and touch control display apparatus, non-display area includes the fingerprint identification unit of fingerprint for identification；The fingerprint identification unit includes first electrode layer, is sequentially located at the insulating layer and the second electrode lay of the first electrode layer surface；The first electrode layer includes a plurality of the first identification electrode extended in a first direction；The second electrode lay includes a plurality of the second identification electrode extended in a second direction, and the first direction intersects with the second direction；Color membrane substrates region corresponding with the fingerprint identification unit in the array substrate has notch, so as to carry out fingerprint recognition by the mutual capacitance type fingerprint identification unit being integrated in array substrate, into without forming notch in array substrate, also in the plug-in fingerprint recognition device of indentation, there and the structure of indentation, there need not be redesigned, the manufacture craft for simplifying touch-control display panel reduces the cost of manufacture of touch-control display panel.
Description
Technical field
The present invention relates to display equipment technical fields, are shown more specifically to a kind of touch-control display panel and touch-control
Device.
Background technology
With the continuous development of science and technology, fingerprint identification technology is gradually applied in the electronic equipments such as mobile phone and tablet computer
In, to simplify the operations such as unlock or transaction payment.
Existing electronic equipment is all the underface trepanning in touch-control display panel, i.e., prizes film base to touch-control display panel
Plate and array substrate carry out abnormity cutting and form notch, then carry out fingerprint recognition in the plug-in fingerprint recognition device of gap position.
But array substrate carries out cutting and forms notch, can generate larger shadow to the structure of entire touch-control display panel
Ring, that is, need to redesign the structure of gap regions, for example, the cabling at gap regions can only from notch both sides around
Row, so that the cost of the touch-control display panel of this structure is higher, manufacture craft is more complex.
Invention content
In view of this, the present invention provides a kind of touch-control display panel and touch control display apparatus, to solve to show in touch-control
The problem that touch-control display panel cost is higher, manufacture craft is more complex caused by the plug-in fingerprint recognition device of panel indentation, there.
To achieve the above object, the present invention provides the following technical solutions：
A kind of touch-control display panel, including color membrane substrates and the array substrate that is oppositely arranged with the color membrane substrates, it is described
Array substrate includes viewing area and surrounds the non-display area of the viewing area；
The viewing area includes a plurality of grid line, multiple data lines and by a plurality of grid line and a plurality of data
Line intersects the multiple pixel units limited；
The non-display area includes the fingerprint identification unit of fingerprint for identification；
The fingerprint identification unit includes first electrode layer, is sequentially located at the insulating layer and of the first electrode layer surface
Two electrode layers；The first electrode layer includes a plurality of the first identification electrode extended in a first direction；The second electrode lay packet
A plurality of the second identification electrode extended in a second direction is included, the first direction intersects with the second direction；
Color membrane substrates region corresponding with the fingerprint identification unit in the array substrate has notch.
Optionally, the non-display area includes multiple multiple selector and driving chip；
The output end of the multiple selector is connected at least two data lines, the input terminal of the multiple selector
It is connected with the driving chip by control signal wire；
The first identification electrode and the second identification electrode are connected with the driving chip；
The driving chip is used to, to the control signal wire input data signal, be additionally operable to successively to first identification
Electrode inputs fingerprint detection signal, receives the fingerprint inductive signal of the second identification electrode output, is incuded according to the fingerprint
Fingerprint is identified in the intensity distribution of signal；
The multiple selector exports the driving chip under the control for the control signal that the driving chip exports
Data-signal be transmitted at least two data lines successively.
Optionally, the control signal wire is multiplexed with the first identification electrode；
The driving chip in display time interval to the control signal wire input data signal, the fingerprint recognition period successively
To the first identification electrode input fingerprint detection signal, the described second fingerprint inductive signal for identifying electrode output is received, and
Fingerprint is identified according to the intensity distribution of the fingerprint inductive signal；
The driving chip is additionally operable in the fingerprint recognition period to the multiple selector input control signal, to control
Multiple selector is stated to stop to the data line outputting data signals.
Optionally, the non-display area further includes fingerprint driving circuit and fingerprint recognition chip；
The fingerprint driving circuit is connected with the first identification electrode, for successively to the first identification electrode input
Fingerprint detection signal；
The fingerprint recognition chip is connected with the fingerprint driving circuit and the second identification electrode, described for controlling
Fingerprint driving circuit inputs fingerprint detection signal to the first identification electrode, is additionally operable to receive the second identification electrode output
Fingerprint inductive signal, and fingerprint is identified according to the intensity distribution of the fingerprint inductive signal.Optionally, the fingerprint
Driving circuit includes multiple cascade shift registers, the output end of the shift register and the first identification electrode
It is connected, the input terminal of the shift register is connected with the fingerprint recognition chip.
Optionally, the first identification electrode is located at same layer with the control signal wire.
Optionally, the pixel unit includes pixel electrode；
The second identification electrode is located at same layer with the pixel electrode.
Optionally, the array substrate includes touch control electrode and the touch-control lead being connected with the touch control electrode；
The second identification electrode is located at same layer with the touch-control lead.
Optionally, the first direction and second direction intersection and vertical, the first identification electrode and the second knowledge
It is square region that other electrode, which intersects the region limited,.
Optionally, the first direction and second direction intersection but out of plumb, the first identification electrode and second
It is parallelogram region that identification electrode, which intersects the region limited,.
Optionally, the area phase of the area in the square region or the parallelogram region and the pixel unit
Deng.
Optionally, the notch is located at the same side of the touch-control display panel with the driving chip.
A kind of touch control display apparatus, including any one of them touch-control display panel as above.
Compared with prior art, technical solution provided by the present invention has the following advantages：
Fingerprint is arranged in the non-display area of array substrate in touch-control display panel and touch control display apparatus provided by the present invention
Recognition unit, the fingerprint identification unit include first electrode layer, are sequentially located at the insulating layer and the second electricity of first electrode layer surface
Pole layer, first electrode layer include a plurality of the first identification electrode extended in a first direction, and the second electrode lay includes a plurality of along second
The second identification electrode that direction extends, first direction intersects with the second direction, so as to by being integrated in array substrate
On mutual capacitance type fingerprint identification unit carry out fingerprint recognition, also need not be into without forming notch in array substrate
The plug-in fingerprint recognition device of indentation, there and the structure of indentation, there is redesigned, simplifies the making of touch-control display panel
Technique reduces the cost of manufacture of touch-control display panel.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the planar structure schematic diagram of touch-control display panel provided in an embodiment of the present invention；
Fig. 2 is a kind of structural schematic diagram of array substrate provided in an embodiment of the present invention；
Fig. 3 is the structural schematic diagram of another array substrate provided in an embodiment of the present invention；
Fig. 4 is cross-sectional view of the fingerprint identification unit shown in Fig. 2 along AA ' cutting lines；
Fig. 5 is the drive signal sequence diagram of driving chip provided in an embodiment of the present invention；
Fig. 6 is the structural schematic diagram of another array substrate provided in an embodiment of the present invention；
Fig. 7 is the structural schematic diagram of another fingerprint identification unit provided in an embodiment of the present invention；
Fig. 8 is a kind of cross-sectional view of array substrate provided in an embodiment of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
An embodiment of the present invention provides a kind of touch-control display panels, and as shown in FIG. 1, FIG. 1 is provided in an embodiment of the present invention
The planar structure schematic diagram of touch-control display panel, the touch-control display panel include color membrane substrates 1 and are oppositely arranged with color membrane substrates 1
Array substrate 2.
Optionally, the touch-control display panel in the present embodiment be liquid crystal display panel, color membrane substrates 1 have black matrix and
Colored filter etc..But the present invention is not limited to this, in other embodiments, touch-control display panel can also be OLED
(Organic Light-Emitting Diode, Organic Light Emitting Diode) display panel, color membrane substrates 1 can be without
The package substrate of black matrix and colored filter.
As shown in Figures 2 and 3, Fig. 2 is a kind of structural schematic diagram of array substrate provided in an embodiment of the present invention, and Fig. 3 is
The structural schematic diagram of another kind array substrate provided in an embodiment of the present invention, the array substrate in the present embodiment includes viewing area 20
With the non-display area 21 for surrounding viewing area 20.Wherein, viewing area 20 include a plurality of grid line 201, multiple data lines 202 and by
A plurality of grid line 201 and multiple data lines 202 intersect the multiple pixel units 203 limited.Non-display area 21 includes for identification
The fingerprint identification unit 210 of fingerprint.Certainly, array substrate provided in an embodiment of the present invention further includes the grid positioned at non-display area 21
Pole driving circuit etc., details are not described herein.
As shown in figure 4, Fig. 4 is cross-sectional view of the fingerprint identification unit 210 shown in Fig. 2 along AA ' cutting lines, it should
Fingerprint identification unit 210 includes first electrode layer, is sequentially located at the insulating layer 2100 and the second electrode lay of first electrode layer surface.
As shown in Figures 2 and 3, first electrode layer includes a plurality of the first identification electrode 2101 extended along first direction Y；The second electrode lay
The the second identification electrode 2102 extended including a plurality of X in a second direction.First identification electrode 2101, second identify electrode 2102 with
And insulating layer 2100 between the two constitutes mutual capacitance, that is to say, that the fingerprint identification unit 210 in the present embodiment is using mutual
Capacitance carries out the fingerprint identification unit of fingerprint recognition.
Wherein, first direction Y intersects or vertical with second direction X.Optionally, when first direction Y is vertical with second direction X
When, first direction Y can be identical as the extending direction of data line 202, and second direction X can be with the extending direction of grid line 201
Identical, certainly, the present invention is not limited to this.
During fingerprint identification unit 210 works, fingerprint detection signal can be inputted to the first identification electrode 2101, when
When finger pressing is above fingerprint identification unit, the first identification electrode 2101, insulating layer 2100 and second identify electrode 2102
The capacitance of the capacitance of composition can change, after the fingerprint inductive signal exported to the second identification electrode 2102 is detected or received,
It can identify that the intensity distribution for the fingerprint inductive signal that electrode 2102 exports forms entire finger according to second at different location
The figure of fingerprint, then the fingerprint graph of formation and pre-stored fingerprint graph are compared, to be carried out to the fingerprint of input
Identification.
In the present embodiment, fingerprint recognition is carried out by the mutual capacitance type fingerprint identification unit 210 being integrated in array substrate 2,
It, also need not be in the plug-in fingerprint recognition device of indentation, there and to indentation, there without forming notch in array substrate 1
Structure redesigned, simplify the manufacture craft of touch-control display panel, reduce the cost of manufacture of touch-control display panel.
That is, as depicted in figs. 1 and 2, fingerprint identification unit 210 is arranged in the array substrate 2 in the present embodiment
Region does not have notch, and the region corresponding with the fingerprint identification unit 210 in array substrate 2 of color membrane substrates 1 has notch 10, with
It avoids the black matrix at notch 10 etc. from impacting fingerprint recognition, and then the sensitivity of fingerprint recognition can be improved.Certainly, color
Other regions of ilm substrate 1 can also have notch, as shown in Figure 1, the top of color membrane substrates 1 also has notch.It needs to illustrate
, the shape of notch can be rectangular, triangle or trapezoidal etc..
In the present embodiment, as shown in Figures 2 and 3, non-display area 21 includes multiple multiple selector (demux) 211 and drives
Dynamic chip 212.The output end of multiple selector 211 is connected at least two data lines 202, the input terminal of multiple selector 211
It is connected with driving chip 212 by a control signal wire 211a.The control that the multiple selector 211 is exported in driving chip 212
Under the control of signal processed, the data-signal that driving chip 212 exports is transmitted at least two data lines 202 successively.
In the present embodiment, driving chip 212 controls the switch CK1 in each multiple selector 211 by control signal and leads
It is logical, while data-signal is transmitted to a data by driving chip 212 by control signal wire 211a by the switch CK1 of conducting
Line 202；Then, driving chip 212 controls the switch CK2 conductings in each multiple selector 211 by control signal, drives simultaneously
Data-signal is transmitted to another data line 202 by dynamic chip 212 by control signal wire 211a by the switch CK2 of conducting.
Certainly, the embodiment of the present invention is only with 1:It is illustrated for the multiple selector of 2 patterns, the present invention is not limited to this, at it
Can also be 1 in his embodiment:3 patterns or 1:The multiple selector etc. of 6 patterns.
In one embodiment of the present of invention, as shown in Figures 2 and 3, the first identification electrode 2101 and second identifies electrode
2102 are connected with driving chip 212.The driving chip 212 be used for control signal wire 211a input data signals, and successively to
First identification electrode 2101 inputs fingerprint detection signal, receives the fingerprint induction letter that the second all identification electrodes 2102 exports
Number, fingerprint is identified according to the intensity distribution of fingerprint inductive signal.
Further, as shown in Fig. 2, the control signal wire 211a in the present embodiment is multiplexed with the first identification electrode 2101.
Based on this, the working hour of driving chip 212 display time interval and fingerprint recognition period are divided into, i.e., driving chip 212 is aobvious
Show that the period to control signal wire 211a input data signals, refers to the first identification input of electrode 2101 successively in the fingerprint recognition period
Line detects signal, receives the fingerprint inductive signal that the second all identification electrodes 2102 exports, and according to fingerprint inductive signal
Fingerprint is identified in intensity distribution.Also, in the fingerprint recognition period, driving chip 212 also needs to input to multiple selector 211
Signal is controlled, is stopped to 202 outputting data signals of data line with controlling multiple selector 211, in order to avoid fingerprint recognition effect of signals
The normal display of touch-control display panel.
It should be noted that when the first identification electrode 2101 and second identifies that electrode 2102 is connected with driving chip 212,
Control signal wire 211a can be multiplexed with the first identification electrode 2101, can not also be multiplexed with the first identification electrode 2101.In addition,
When the item number of the first required identification electrode 2101 is more than the item number of control signal wire 211a, even if control signal wire 211a is complete
Portion is multiplexed with the first identification electrode 2101, can not meet the accuracy of identification of fingerprint identification unit 210, is based on this, can be with portion
The first identification 2101 demultiplex control signal line 211a of electrode, part first is divided to identify the not demultiplex control signal line of electrode 2101
211a。
As shown in figure 3, when control signal wire 211a is not multiplexed with the first identification electrode 2101, control signal wire 211a and
First identification electrode 2101 is connected with the different port of driving chip 212, and driving chip 212 can be to control signal wire 211a
While input data signal, fingerprint detection signal inputted to the first identification electrode 2101 successively, receive the second all identification
The fingerprint inductive signal that electrode 2102 exports.
It should be noted that when control signal wire 211a is multiplexed with the first identification electrode 2101, it is possible to reduce driving core
The application of 212 port of piece reduces the area of driving chip 212, and still, driving chip 212 need to carry out control signal wire 211a
Timesharing drives.When control signal wire 211a is not multiplexed with the first identification electrode 2101, driving chip 212 is not required to controlling signal
Line 211a carries out timesharing driving, i.e. driving chip 212 can identify electrode 2101 by driving control signal line 211a and first simultaneously,
But the application port of driving chip 212 is more, area is larger.
When control signal wire 211a is multiplexed with the first identification electrode 2101, as shown in figure 5, Fig. 5 is the embodiment of the present invention
The drive signal sequence diagram of the driving chip of offer, in display time interval T1, driving chip 212 controls in multiple selector 211
Switch CK1 and CK2 are sequentially turned on, while to control signal wire 211a outputting data signals, and the switch CK1 by sequentially turning on
With CK2 data-signal is sequentially input to two data lines 202；In fingerprint recognition period T2, driving chip 212 controls multi-path choice
Switch CK1 and CK2 in device 211 are disconnected, so that multiple selector 211 stops to 202 outputting data signals of data line, meanwhile,
Driving chip 212 inputs fingerprint detection signal to the first identification electrode 2101 successively, receives the second all identification electrodes 2102
The fingerprint inductive signal of output, and fingerprint is identified according to the intensity distribution of fingerprint inductive signal.
It should be noted that in the present invention successively to first identification electrode 2101 input fingerprint detection signal refer to first to
First first identification electrode 2101 inputs fingerprint detection signal, then inputs fingerprint detection to second first identification electrode 2101
Signal, and so on, until inputting fingerprint detection signal to the last one first identification electrode 2101.
Optionally, when control signal wire 211a is multiplexed with the first identification electrode 2101, as shown in Fig. 2, on color membrane substrates 1
Notch 10 and driving chip 212 be located at the same side of touch-control display panel.When control signal wire 211a is not multiplexed with the first knowledge
When other electrode 2101, the notch 10 on color membrane substrates 1 can be located at the same side of touch-control display panel with driving chip 212,
Not homonymy can be located at, for example, as shown in fig. 6, Fig. 6 is the structural representation of another array substrate provided in an embodiment of the present invention
Figure, notch 10 and fingerprint identification unit 210 are located at the touch-control display panel side opposite with driving chip 212, certainly, at it
In his embodiment, notch 10 and fingerprint identification unit 210 are located at the touch-control display panel side adjacent with driving chip 212,
That is the left and right sides of touch-control display panel.
Certainly, the present invention is not limited to this, and in another embodiment of the present invention, control signal wire 211a is not multiplexed
Electrode 2101 is identified for first, also, the fingerprint identification unit 210 is not also connected with driving chip 212, as shown in fig. 7, Fig. 7
For the structural schematic diagram of another fingerprint identification unit provided in an embodiment of the present invention, also wrapped in the non-display area 21 of array substrate
Fingerprint driving circuit 213 and fingerprint recognition chip 214 are included, which is connected with the first identification electrode 2101, uses
In inputting fingerprint detection signal to the first identification electrode 2101 successively, fingerprint recognition chip 214 and second identify 2102 phase of electrode
Even, the fingerprint inductive signal exported for receiving the second all identification electrodes 2102, and according to the intensity of fingerprint inductive signal
Fingerprint is identified in distribution.
It should be noted that the fingerprint driving circuit 213 in the present embodiment includes multiple cascade shift registers 2130,
The output end OUT of each shift register 2130 is connected with one first identification electrode 2101, so as to multiple first
Identification electrode 2101 is scanned, i.e., sequentially inputs fingerprint detection signal to multiple first identification electrodes 2101.The shift LD
The ends input terminal IN and the ends clock signal terminal CKH1 and CKH2 of device 2130, are connected by signal wire with fingerprint recognition chip 214,
To be scanned to the first identification electrode 2101 under the control of fingerprint recognition chip 214.The structure of the shift register 2130
The structure of shift register being connected with grid line 201 is identical, and details are not described herein.
As shown in figure 8, Fig. 8 is a kind of cross-sectional view of array substrate provided in an embodiment of the present invention, pixel list
Member 203 includes transistor 2030 and pixel electrode 2031, and the grid 2030a of transistor 2030 is connected with grid line 201, source electrode
2030b is connected with data line 202, and drain electrode 2030c is connected with pixel electrode 2031.Gate driving circuit is inputted to grid line 201
After scanning signal, the scanning signal meeting controlling transistor 2030 in grid line 201 is connected, and data line 202 is inputted to source electrode 2030b
Data-signal can be transferred to drain electrode 2030c, so as to pixel electrode 2031 charge carry out picture display.
In addition, the array substrate further includes the touch control electrode 30 of matrix arrangement and the touch-control lead that is connected with touch control electrode 30
31.That is, the touch-control display panel in the present embodiment is In-cell touch display panel, touch control electrode 30 is multiplexed with public
Electrode.Optionally, the touch control electrode 30 in the present embodiment is self-tolerant electrode, and each touch control electrode 30 is drawn by a touch-control
Line 31 is connected with driving chip 212, and driving chip 212 is additionally operable to input touch control detection signal to touch control electrode 30, and according to tactile
The touch-control sensing signal that control electrode 30 exports is detected position of touch.
In the present embodiment, touch control electrode 30 shown in Fig. 8 is located at the top of pixel electrode 2031, and certainly, the present invention is not
It is only limitted to this, in other embodiments, touch control electrode 30 may be located between pixel electrode 2031 and transistor 2030.
Optionally, no matter whether control signal wire 211a is multiplexed with the first identification electrode 2101, the first identification electrode 2101
Same layer can be located at control signal wire 211a.Wherein, when first identifies the not demultiplex control signal line 211a of electrode 2101
When, it identifies positioned at the first of same layer and is needed through insulator separation between electrode 2101 and control signal wire 211a, to avoid two
Person's signal interferes with each other.It should be noted that control signal wire 211a and data line 202 and the source electrode of transistor 2030
2030b and drain electrode 2030c are located at same layer.
Further, the second identification electrode 2102 can be located at same layer, the second identification electrode with pixel electrode 2031
2102 and the first insulating layer of the insulating layer 2100 between pixel electrode 2031 and transistor 2030 between identification electrode 2101.
In addition, the second identification electrode 2102 can also be located at same layer with touch-control lead 31, at this point, the second identification electrode 2102 and first
Identify insulating layer of the insulating layer 2100 between electrode 2101 between touch-control lead 31 and transistor 2030.Certainly, of the invention
It is not limited to that.
In the present embodiment, as shown in Fig. 2, first direction Y and second direction X intersections and vertical, the first identification electrode 2101
It is square region to intersect the region limited with the second identification electrode 2102.Alternatively, first direction Y and second direction X intersections but
Out of plumb, it is parallelogram region that the first identification electrode 2101 and second, which identifies that electrode 2102 intersects the region limited,.When
So, the present invention is not limited to this, and in other embodiments, the first identification electrode 2101 and second identifies that electrode 2102 intersects limit
The region made can also be triangle or diamond shape etc..
Further, the first identification electrode 2101 and second identifies that electrode 2102 intersects the region such as square region limited
Or the area equation of the area in parallelogram region and pixel unit 203, refer to so that fingerprint identification unit 210 meets condenser type
The required precision of line identification.
Touch-control display panel provided by the present invention, by the mutual capacitance type fingerprint identification unit that is integrated in array substrate into
Row fingerprint recognition, into without forming notch in array substrate, also need not the plug-in fingerprint recognition device of indentation, there with
And the structure of indentation, there is redesigned, as control signal wire 211a can directly through former notch region with driving core
Piece 212 connects, and simplifies the manufacture craft of touch-control display panel, reduces the cost of manufacture of touch-control display panel.
The embodiment of the present invention additionally provides a kind of touch control display apparatus, which includes any embodiment as above
The touch-control display panel of offer.The touch control display apparatus can be applied in the electronic equipments such as mobile phone or tablet computer.The touch-control
Display device is to be integrated with the touch control display apparatus of fingerprint identification function, also, the fingerprint identification function is by being integrated in battle array
What the mutual capacitance type fingerprint identification unit on row substrate was realized, so that the low manufacture cost of the touch control display apparatus, technique are simple
It is single, also, thinner thickness.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other
The difference of embodiment, just to refer each other for identical similar portion between each embodiment.To the upper of the disclosed embodiments
It states bright, enables those skilled in the art to implement or use the present invention.Various modifications to these embodiments are to ability
It will be apparent for the professional technician in domain, the general principles defined herein can not depart from the present invention's
In the case of spirit or scope, realize in other embodiments.Therefore, the present invention be not intended to be limited to it is shown in this article these
Embodiment, and it is to fit to widest range consistent with the principles and novel features disclosed in this article.
Claims (13)
1. a kind of touch-control display panel, including color membrane substrates and the array substrate that is oppositely arranged with the color membrane substrates, feature
It is, the array substrate includes viewing area and surrounds the non-display area of the viewing area；
The viewing area includes a plurality of grid line, multiple data lines and is handed over by a plurality of grid line and the multiple data lines
Pitch the multiple pixel units limited；
The non-display area includes the fingerprint identification unit of fingerprint for identification；
The fingerprint identification unit includes first electrode layer, is sequentially located at the insulating layer and the second electricity of the first electrode layer surface
Pole layer；The first electrode layer includes a plurality of the first identification electrode extended in a first direction；The second electrode lay includes more
The second identification electrode that item extends in a second direction, the first direction intersect with the second direction；
Color membrane substrates region corresponding with the fingerprint identification unit in the array substrate has notch.
2. touch-control display panel according to claim 1, which is characterized in that the non-display area includes multiple multi-path choices
Device and driving chip；
The output end of the multiple selector is connected at least two data lines, and the input terminal of the multiple selector passes through
Control signal wire is connected with the driving chip；
The first identification electrode and the second identification electrode are connected with the driving chip；
The driving chip is used to, to the control signal wire input data signal, be additionally operable to successively to the first identification electrode
Fingerprint detection signal is inputted, the fingerprint inductive signal of the second identification electrode output is received, according to the fingerprint inductive signal
Intensity distribution fingerprint is identified；
The multiple selector is under the control for the control signal that the driving chip exports, number that the driving chip is exported
It is believed that number being transmitted at least two data lines successively.
3. touch-control display panel according to claim 2, which is characterized in that the control signal wire is multiplexed with described first
Identify electrode；
The driving chip in display time interval to the control signal wire input data signal, in the fingerprint recognition period successively to institute
State the first identification electrode input fingerprint detection signal, receive it is described second identification electrode output fingerprint inductive signal, and according to
Fingerprint is identified in the intensity distribution of the fingerprint inductive signal；
The driving chip is additionally operable in the fingerprint recognition period to the multiple selector input control signal, described more to control
Road selector stops to the data line outputting data signals.
4. touch-control display panel according to claim 1, which is characterized in that the non-display area further includes fingerprint driving electricity
Road and fingerprint recognition chip；
The fingerprint driving circuit is connected with the first identification electrode, for inputting fingerprint to the first identification electrode successively
Detect signal；
The fingerprint recognition chip is connected with the fingerprint driving circuit and the second identification electrode, for controlling the fingerprint
Driving circuit inputs fingerprint detection signal to the first identification electrode, is additionally operable to receive the finger of the second identification electrode output
Line inductive signal, and fingerprint is identified according to the intensity distribution of the fingerprint inductive signal.
5. touch-control display panel according to claim 4, which is characterized in that the fingerprint driving circuit includes multiple cascades
Shift register, the output end of the shift register with one it is described first identification electrode be connected, the shift register
Input terminal and clock signal terminal be connected with the fingerprint recognition chip.
6. according to claim 2~5 any one of them touch-control display panel, which is characterized in that it is described first identification electrode with
The control signal wire is located at same layer.
7. touch-control display panel according to claim 6, which is characterized in that the pixel unit includes pixel electrode；
The second identification electrode is located at same layer with the pixel electrode.
8. touch-control display panel according to claim 6, which is characterized in that the array substrate include touch control electrode and with
The connected touch-control lead of the touch control electrode；
The second identification electrode is located at same layer with the touch-control lead.
9. touch-control display panel according to claim 1, which is characterized in that the first direction and the second direction phase
It hands over and vertical, the first identification electrode and second identifies that the region that electrode intersection limits is square region.
10. touch-control display panel according to claim 1, which is characterized in that the first direction and the second direction
It is parallelogram region that intersection but out of plumb, the first identification electrode and the second identification electrode, which intersect the region limited,.
11. touch-control display panel according to claim 9 or 10, which is characterized in that the square region is described parallel
The area equation of the area of quadrilateral area and the pixel unit.
12. touch-control display panel according to claim 1, which is characterized in that the notch is located at the driving chip
The same side of the touch-control display panel.
13. a kind of touch control display apparatus, which is characterized in that including claim 1~12 any one of them touch-control display panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810531464.3A CN108733264B (en) | 2018-05-29 | 2018-05-29 | Touch display panel and touch display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810531464.3A CN108733264B (en) | 2018-05-29 | 2018-05-29 | Touch display panel and touch display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108733264A true CN108733264A (en) | 2018-11-02 |
| CN108733264B CN108733264B (en) | 2021-06-01 |
Family
ID=63936663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810531464.3A Active CN108733264B (en) | 2018-05-29 | 2018-05-29 | Touch display panel and touch display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108733264B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109659921A (en) * | 2018-12-27 | 2019-04-19 | 惠科股份有限公司 | Over Current Protection System, method and display device |
| CN110161732A (en) * | 2019-05-28 | 2019-08-23 | 武汉华星光电技术有限公司 | The display panel and display device of narrow frame |
| CN111160287A (en) * | 2019-12-31 | 2020-05-15 | 厦门天马微电子有限公司 | Display panel, fingerprint identification method thereof and display device |
| CN111582096A (en) * | 2020-04-28 | 2020-08-25 | 上海天马微电子有限公司 | Fingerprint identification structure and device, display device |
| CN111651081A (en) * | 2020-05-20 | 2020-09-11 | 武汉华星光电半导体显示技术有限公司 | Touch panel and display device |
| CN112051935A (en) * | 2020-08-12 | 2020-12-08 | 武汉华星光电半导体显示技术有限公司 | Display panel and manufacturing method thereof |
| CN113496109A (en) * | 2021-07-05 | 2021-10-12 | 北京华大九天科技股份有限公司 | Method, device, storage medium and electronic equipment for displaying rectangular polygon |
| CN113568518A (en) * | 2020-04-28 | 2021-10-29 | 义隆电子股份有限公司 | Touch display device with fingerprint sensing function and touch sensing device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103955679A (en) * | 2014-05-19 | 2014-07-30 | 上海天马微电子有限公司 | Color film substrate, array substrate and display device |
| CN104699320A (en) * | 2015-04-01 | 2015-06-10 | 上海天马微电子有限公司 | Array substrate, color-film substrate and touch display device |
| CN104794454A (en) * | 2015-04-30 | 2015-07-22 | 京东方科技集团股份有限公司 | Fingerprint recognition device, display screen and display device |
| CN105843462A (en) * | 2015-02-04 | 2016-08-10 | 乐金显示有限公司 | Sensor screen and display device including the same |
| CN105868692A (en) * | 2015-02-06 | 2016-08-17 | 乐金显示有限公司 | Sensor screen and display device including the same |
| CN107450760A (en) * | 2016-05-30 | 2017-12-08 | 乐金显示有限公司 | Display device including sensor screen |
| CN107451517A (en) * | 2016-05-30 | 2017-12-08 | 乐金显示有限公司 | Display device and its driving method including sensor screen |
-
2018
- 2018-05-29 CN CN201810531464.3A patent/CN108733264B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103955679A (en) * | 2014-05-19 | 2014-07-30 | 上海天马微电子有限公司 | Color film substrate, array substrate and display device |
| CN105843462A (en) * | 2015-02-04 | 2016-08-10 | 乐金显示有限公司 | Sensor screen and display device including the same |
| CN105868692A (en) * | 2015-02-06 | 2016-08-17 | 乐金显示有限公司 | Sensor screen and display device including the same |
| CN104699320A (en) * | 2015-04-01 | 2015-06-10 | 上海天马微电子有限公司 | Array substrate, color-film substrate and touch display device |
| CN104794454A (en) * | 2015-04-30 | 2015-07-22 | 京东方科技集团股份有限公司 | Fingerprint recognition device, display screen and display device |
| CN107450760A (en) * | 2016-05-30 | 2017-12-08 | 乐金显示有限公司 | Display device including sensor screen |
| CN107451517A (en) * | 2016-05-30 | 2017-12-08 | 乐金显示有限公司 | Display device and its driving method including sensor screen |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020133578A1 (en) * | 2018-12-27 | 2020-07-02 | 惠科股份有限公司 | Overcurrent protection system and method, and display device |
| CN109659921A (en) * | 2018-12-27 | 2019-04-19 | 惠科股份有限公司 | Over Current Protection System, method and display device |
| CN110161732A (en) * | 2019-05-28 | 2019-08-23 | 武汉华星光电技术有限公司 | The display panel and display device of narrow frame |
| CN111160287B (en) * | 2019-12-31 | 2022-10-21 | 厦门天马微电子有限公司 | Display panel, fingerprint identification method thereof and display device |
| CN111160287A (en) * | 2019-12-31 | 2020-05-15 | 厦门天马微电子有限公司 | Display panel, fingerprint identification method thereof and display device |
| CN111582096A (en) * | 2020-04-28 | 2020-08-25 | 上海天马微电子有限公司 | Fingerprint identification structure and device, display device |
| CN113568518A (en) * | 2020-04-28 | 2021-10-29 | 义隆电子股份有限公司 | Touch display device with fingerprint sensing function and touch sensing device |
| CN111582096B (en) * | 2020-04-28 | 2024-02-02 | 上海天马微电子有限公司 | Fingerprint identification structure and device and display device |
| CN111651081A (en) * | 2020-05-20 | 2020-09-11 | 武汉华星光电半导体显示技术有限公司 | Touch panel and display device |
| CN111651081B (en) * | 2020-05-20 | 2024-02-23 | 武汉华星光电半导体显示技术有限公司 | Touch panel and display device |
| CN112051935A (en) * | 2020-08-12 | 2020-12-08 | 武汉华星光电半导体显示技术有限公司 | Display panel and manufacturing method thereof |
| CN112051935B (en) * | 2020-08-12 | 2023-04-07 | 武汉华星光电半导体显示技术有限公司 | Display panel and manufacturing method thereof |
| CN113496109A (en) * | 2021-07-05 | 2021-10-12 | 北京华大九天科技股份有限公司 | Method, device, storage medium and electronic equipment for displaying rectangular polygon |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108733264B (en) | 2021-06-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108733264A (en) | A kind of touch-control display panel and touch control display apparatus | |
| CN105739203B (en) | Embedded touch liquid crystal display device and its manufacturing method | |
| US9940500B2 (en) | Substrate and display panel | |
| US8970532B2 (en) | Touch sensor integrated type display device and method of manufacturing the same | |
| CN103853377B (en) | Display device with touch detection function and electronic equipment | |
| US9535523B2 (en) | Touch sensor integrated type display device | |
| US9639218B2 (en) | Liquid crystal panel, display device and scanning method thereof | |
| US9665222B2 (en) | In-cell touch panel and display device with self-capacitance electrodes | |
| CN104238815B (en) | A kind of display panel and its driving method, display device | |
| EP2738596A1 (en) | Touch-control liquid crystal display device | |
| CN106095211A (en) | Display floater and preparation method thereof, display device | |
| US8947392B2 (en) | Multi-driver touch panel | |
| KR20190054948A (en) | Display device with touch panel | |
| CN105159513B (en) | Array substrate, self-tolerant touch-control display panel and electronic device | |
| US20100136868A1 (en) | Method of forming a color filter touch sensing substrate | |
| CN104699320A (en) | Array substrate, color-film substrate and touch display device | |
| US20170031514A1 (en) | Display device and electronic equipment | |
| CN104238814B (en) | Color membrane substrates and preparation method thereof, touch control display apparatus | |
| US20150370371A1 (en) | Display device having touch detection function | |
| CN103927071B (en) | Touch display panel and touch display device | |
| CN106775172A (en) | Touch-screen, the preparation method of touch-screen and touch control display apparatus | |
| CN102445799A (en) | Liquid crystal display device | |
| CN106024833A (en) | Display panel and fingerprint identification method therefor, and display apparatus | |
| CN108398822A (en) | touch display substrate, display panel and display device | |
| WO2018040233A1 (en) | Liquid crystal display device with touch sensor and driving method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |