CN108227994A - A kind of touch panel, touch control display apparatus and fingerprint identification method - Google Patents
A kind of touch panel, touch control display apparatus and fingerprint identification method Download PDFInfo
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- CN108227994A CN108227994A CN201810007402.2A CN201810007402A CN108227994A CN 108227994 A CN108227994 A CN 108227994A CN 201810007402 A CN201810007402 A CN 201810007402A CN 108227994 A CN108227994 A CN 108227994A
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- touch control
- touch
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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
- 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
- G06V40/1306—Sensors therefor non-optical, e.g. ultrasonic or capacitive sensing
Abstract
The embodiment of the present invention provides a kind of touch panel, touch control display apparatus and fingerprint identification method, wherein, which includes：The first substrate and the second substrate that are oppositely arranged, the first touch control layer and the second touch control layer that are formed in the first substrate；First touch control layer includes：Multiple first touch control electrodes；Second touch control layer includes：Multiple second touch control electrodes；Wherein, multiple first touch control electrodes and multiple second touch control electrode transverse and longitudinals are interlocked, the technical solution of the embodiment of the present invention is by setting the first touch control layer and the second touch control layer of transverse and longitudinal staggeredly, form capacitance structure, when user's fingerprint presses, ridge and the paddy of fingerprint can be distinguished by the inductance capacitance between the first touch control electrode and second touch control electrode, it can not only identify different fingerprints, but also can realize that different fingerprints perform different operations in same equipment, same time, it is greatly enriched the application of touch-control product.
Description
Technical field
The present embodiments relate to technical field of touch-control display, and in particular to a kind of touch panel, touch control display apparatus and
Fingerprint identification method.
Background technology
With the rapid development of display technology, touch-control product is gradually spread to people's lives.Touch-control product includes：
Touch panel (Touch Screen Panel), at present, touch panel can be divided into covering surface-type (On according to composition structure
Cell), embedded (In Cell) etc..
It studies and invents through inventor, different fingerprints not only cannot be distinguished in existing touch panel, but also different fingerprints are touched at this
Identical and synchronous touch control operation can only be realized on control panel, that is to say, that the application of existing touch-control product is excessively single.
Invention content
In order to solve the above-mentioned technical problem, an embodiment of the present invention provides a kind of touch panel, touch control display apparatus and refer to
Line recognition methods can not only identify different fingerprints, but also can realize that different fingerprints are performed in same equipment, same time
Different operations is greatly enriched the application of touch-control product.
On one side, an embodiment of the present invention provides a kind of touch panel, including：The first substrate being oppositely arranged and second
Substrate, the first touch control layer and the second touch control layer being formed in first substrate；
First touch control layer includes：Multiple first touch control electrodes；
Second touch control layer includes：Multiple second touch control electrodes；
Wherein, multiple first touch control electrodes and multiple second touch control electrode transverse and longitudinals are interlocked.
Optionally, first touch control layer and second touch control layer are arranged on first substrate close to second base
The side at bottom.
Optionally, first touch control layer and second touch control layer are arranged on first substrate far from second base
The side at bottom.
Optionally, second touch control layer is arranged on side of first touch control layer far from first substrate.
Optionally, it further includes：Insulating layer；
The insulating layer is arranged between first touch control layer and second touch control layer；
Wherein, the thickness of the insulating layer is 50-100 microns.
Optionally, it further includes：Shielded layer；
The shielded layer is arranged on side of second touch control layer far from first touch control layer.
Optionally, it further includes：Polaroid；
The polaroid is arranged on side of first substrate far from second substrate.
Optionally, it further includes：Polaroid；
The polaroid is arranged on side of second touch control layer far from first substrate.
On the other hand, the embodiment of the present invention also provides a kind of touch control display apparatus, including above-mentioned touch panel.
On the other hand, the embodiment of the present invention also provides a kind of fingerprint identification method, is realized using above-mentioned touch panel, described
Method includes：
Obtain the inductance capacitance between the first touch control electrode and second touch control electrode；
According to the inductance capacitance and threshold value capacitance between first touch control electrode and the second touch control electrode, referred to
Print image and the position where the fingerprint image.
The embodiment of the present invention provides a kind of touch panel, touch control display apparatus and fingerprint identification method, wherein, the touch surface
Plate includes：The first substrate and the second substrate that are oppositely arranged, the first touch control layer and the second touch control layer that are formed in the first substrate；
First touch control layer includes：Multiple first touch control electrodes；Second touch control layer includes：Multiple second touch control electrodes；Wherein, multiple first
Touch control electrode and multiple second touch control electrode transverse and longitudinals are interlocked, the technical solution of the embodiment of the present invention by set that transverse and longitudinal interlocks the
One touch control layer and the second touch control layer form capacitance structure, when user's fingerprint presses, can pass through the first touch control electrode and the
Inductance capacitance between two touch control electrodes distinguishes ridge and the paddy of fingerprint, can not only identify different fingerprints, but also can realize
Different fingerprints perform different operations in same equipment, same time, are greatly enriched the application of touch-control product.
Certainly, implement any of the products of the present invention or method it is not absolutely required at the same reach all the above excellent
Point.Other features and advantages of the present invention will illustrate in subsequent specification embodiment, also, partly implement from specification
It becomes apparent in example or is understood by implementing the present invention.The purpose of the embodiment of the present invention and other advantages can pass through
Specifically noted structure is realized and is obtained in specification, claims and attached drawing.
Description of the drawings
Attached drawing is used for providing further understanding technical solution of the embodiment of the present invention, and one of constitution instruction
Point, for explaining the technical solution of the embodiment of the present invention together with embodiments herein, do not form to the embodiment of the present invention
The limitation of technical solution.
Fig. 1 is one of structure diagram of touch panel that the embodiment of the present invention one provides；
Fig. 2 is the vertical view of the first touch control layer that the embodiment of the present invention one provides and the second touch control layer；
Fig. 3 is the second structural representation of touch panel that the embodiment of the present invention one provides；
Fig. 4 is the third structural representation of touch panel that the embodiment of the present invention one provides；
Fig. 5 is one of structure diagram of touch panel provided by Embodiment 2 of the present invention；
Fig. 6 is the vertical view of the first touch control layer provided by Embodiment 2 of the present invention and the second touch control layer；
Fig. 7 is the second structural representation of touch panel provided by Embodiment 2 of the present invention；
Fig. 8 is the third structural representation of touch panel provided by Embodiment 2 of the present invention；
Fig. 9 is the flow chart of fingerprint identification method that the embodiment of the present invention three provides.
Reference sign：
10：Liquid crystal layer；
11：First substrate；
12：Second substrate；
13：First touch control layer；
130：First touch control electrode；
14：Second touch control layer；
140：Second touch control electrode；
15：Insulating layer；
16：Shielded layer；
17：Polaroid；
100~200：Step.
Specific embodiment
Purpose, technical scheme and advantage to make the embodiment of the present invention are more clearly understood, below in conjunction with attached drawing pair
The embodiment of the embodiment of the present invention is described in detail.It should be noted that in the absence of conflict, the implementation in the application
Feature in example and embodiment mutually can be combined arbitrarily.
Unless otherwise defined, the embodiment of the present invention discloses the technical term used or scientific terminology should be institute of the present invention
The ordinary meaning that the personage with general technical ability is understood in category field." first ", " second " used in the embodiment of the present invention
And similar word is not offered as any sequence, quantity or importance, and be used only to distinguish different component parts.
The element or flase drop that the similar word such as " comprising " or "comprising" goes out always before the word, which are covered, appears in the word presented hereinafter
Element either object and its equivalent and be not excluded for other elements or object.The similar word such as " connection " or " connected "
Physics or mechanical connection is not limited to, but electrical connection can be included, it is either directly or indirect.
" on ", " under ", "left", "right" etc. are only used for representing relative position relation, after the absolute position for the object being described changes, then
The relative position relation may also correspondingly change.
Embodiment one
Fig. 1 is one of structure diagram of touch panel that the embodiment of the present invention one provides, and Fig. 2 is the embodiment of the present invention one
The first touch control layer and the vertical view of the second touch control layer provided, as shown in Figs. 1-2, touch panel packet provided in an embodiment of the present invention
It includes：The first substrate 11 and the second substrate 12 that are oppositely arranged, the first touch control layer 13 and second being formed in the first substrate 11 are touched
Control layer 14.
In the present embodiment, the first touch control layer 13 includes：Multiple first touch control electrodes 130；Second touch control layer 14 includes：It is more
A second touch control electrode 140；Wherein, multiple first touch control electrodes 130 and 140 transverse and longitudinal of multiple second touch control electrodes are interlocked.
It should be noted that the first touch control layer 13 and the second touch control layer 14 are oppositely arranged, i.e., there is interval therebetween, and
It is not in direct contact.
Optionally, as shown in Figure 1, the first touch control layer 13 and the second touch control layer 14 are arranged on the first substrate 11 close to the second base
The side at bottom 12.
Optionally, as shown in Figure 1, the second touch control layer 14 is arranged on side of first touch control layer 13 far from the first substrate 11.
Touch panel provided in an embodiment of the present invention is On-cell formula touch panels.
It should be noted that the first substrate 11 refers to color membrane substrates, the second substrate 12 refers to array substrate, such as Fig. 1
It is shown, further include liquid crystal layer 10 between the first substrate 11 and the second substrate 12.
Optionally, multiple first touch control electrodes 130 are equidistantly spaced, and the first touch control electrode 130 is by metal or transparent
Conductive material is made.
Optionally, multiple second touch control electrodes 140 are equidistantly spaced, and second touch control electrode 140 is by metal or transparent
Conductive material is made, it should be noted that the material of the first touch control electrode 130 and second touch control electrode 140 can be identical, also may be used
With difference, the embodiment of the present invention is not limited in any way this.
Optionally, the first touch control electrode 130 can laterally be set or longitudinally disposed, and second touch control electrode 140 can be longitudinal
Setting or laterally setting, as long as the direction difference of the first touch control electrode 130 and second touch control electrode 140, you can with for the
The laterally setting of one touch control electrode 130, second touch control electrode 140 is longitudinally disposed, can also be that 130 longitudinal direction of the first touch control electrode is set
It puts, laterally setting, the embodiment of the present invention are not limited in any way this to second touch control electrode 140.
The touch panel provided in the present embodiment, when entering the fingerprint recognition stage, first of the first touch control layer the
One touch control electrode input drive signal, each second touch control electrode in the second touch control layer receive signal successively, then first touch
Second the first touch control electrode input drive signal of layer is controlled, each second touch control electrode receives signal successively, after finger pressing,
The paddy of finger print or ridge can influence the capacitance between the first touch control electrode and second touch control electrode, and paddy is distant from position is obtained,
Influence it is smaller, ridge from closely, be affected, the capacitance of capacitance structure caused by such paddy ridge is different, and then judges that paddy ridge is poor
It is different, and then identify lines and the position of fingerprint.The embodiment of the present invention also by setting different fingerprints pair in the printed circuit boards
Different function or applications is answered, can realize that different fingerprints perform different operations.
The embodiment of the present invention provides a kind of touch panel, wherein, which includes：The first substrate for being oppositely arranged and
Second substrate, the first touch control layer being formed in the first substrate and the second touch control layer；First touch control layer includes：Multiple first touch-controls
Electrode；Second touch control layer includes：Multiple second touch control electrodes；Wherein, multiple first touch control electrodes and multiple second touch control electrodes
Transverse and longitudinal is interlocked, and the technical solution of the embodiment of the present invention is made up of the first touch control layer and the second touch control layer that transverse and longitudinal is set to interlock
Capacitance structure when user's fingerprint presses, can pass through the inductance capacitance between the first touch control electrode and second touch control electrode
Ridge and the paddy of fingerprint are distinguished, can not only identify different fingerprints, but also different fingerprints can be realized in same equipment, same to a period of time
Between perform different operations, be greatly enriched the application of touch-control product.
Optionally, Fig. 3 is the second structural representation of touch panel that the embodiment of the present invention one provides, as shown in figure 3, this
The touch panel that inventive embodiments provide further includes：Insulating layer 15.
In the present embodiment, insulating layer 15 is arranged between the first touch control layer 13 and the second touch control layer 14, and insulating layer 15 is used
In the first touch control layer 13 of interval and the second touch control layer 14.
Optionally, insulating layer 15 is made of transparent insulation material, and transparent insulation material includes：Silica, silicon nitride or oxygen
The compound of SiClx and silicon nitride.
Optionally, the thickness of insulating layer 15 is 50-100 microns.
Optionally, as shown in figure 3, touch panel provided in an embodiment of the present invention further includes：Shielded layer 16.
In the present embodiment, shielded layer 16 is arranged on side of second touch control layer 14 far from the first touch control layer 13, for subtracting
Less or eliminate electric interfering field.
Optionally, shielded layer 16 is made of transparent conductive material, and the thickness of shielded layer 16 is 0.04-1 microns.
Optionally, Fig. 4 is the third structural representation of touch panel that the embodiment of the present invention one provides, as shown in figure 4, this
The touch panel that inventive embodiments provide further includes：Polaroid 17.
In the present embodiment, polaroid 17 is arranged on side of first substrate 11 far from the second substrate 12.
Specifically, use hardness that can not only filter veiling glare for the high rigidity polaroid of 5H in the embodiment of the present invention, it will be certainly
Right light is converted into linear polarization, but also can play the role of protecting touch panel.
In addition, touch panel provided in an embodiment of the present invention is also provided with partially in side of second substrate far from the first substrate
Mating plate (not shown).
Specifically, use hardness that can not only filter veiling glare for the high rigidity polaroid of 5H, will carry on the back in the embodiment of the present invention
The light of light source is converted into linear polarization, but also can play the role of protecting touch panel.
Embodiment two
Fig. 5 is one of structure diagram of touch panel provided by Embodiment 2 of the present invention, and Fig. 6 is the embodiment of the present invention two
The first touch control layer and the vertical view of the second touch control layer provided, as seen in figs. 5-6, touch panel packet provided in an embodiment of the present invention
It includes：The first substrate 11 and the second substrate 12 that are oppositely arranged, the first touch control layer 13 and second being formed in the first substrate 11 are touched
Control layer 14.
In the present embodiment, the first touch control layer 13 includes：Multiple first touch control electrodes 130；Second touch control layer 14 includes：It is more
A second touch control electrode 140；Wherein, multiple first touch control electrodes 130 and 140 transverse and longitudinal of multiple second touch control electrodes are interlocked.
It should be noted that the first touch control layer 13 and the second touch control layer 14 are oppositely arranged, i.e., there is interval therebetween, and
It is not in direct contact.
Optionally, as shown in figure 5, the first touch control layer 13 and the second touch control layer 14 are arranged on the first substrate 11 far from the second base
The side at bottom 12.
Optionally, as shown in figure 5, the second touch control layer 14 is arranged on side of first touch control layer 13 far from the first substrate 11.
Touch panel provided in an embodiment of the present invention is In-cell formula touch panels.
It should be noted that the first substrate 11 refers to color membrane substrates, the second substrate 12 refers to array substrate, such as Fig. 1
It is shown, further include liquid crystal layer 10 between the first substrate 11 and the second substrate 12.
Optionally, multiple first touch control electrodes 130 are equidistantly spaced, and the first touch control electrode 130 is by metal or transparent
Conductive material is made.
Optionally, multiple second touch control electrodes 140 are equidistantly spaced, and second touch control electrode 140 is by metal or transparent
Conductive material is made, it should be noted that the material of the first touch control electrode 130 and second touch control electrode 140 can be identical, also may be used
With difference, the embodiment of the present invention is not limited in any way this.
Optionally, the first touch control electrode 130 can laterally be set or longitudinally disposed, and second touch control electrode 140 can be longitudinal
Setting or laterally setting, as long as the direction difference of the first touch control electrode 130 and second touch control electrode 140, you can with for the
The laterally setting of one touch control electrode 130, second touch control electrode 140 is longitudinally disposed, can also be that 130 longitudinal direction of the first touch control electrode is set
It puts, laterally setting, the embodiment of the present invention are not limited in any way this to second touch control electrode 140.
The touch panel provided in the present embodiment, when entering the fingerprint recognition stage, first of the first touch control layer the
One touch control electrode input drive signal, each second touch control electrode in the second touch control layer receive signal successively, then first touch
Second the first touch control electrode input drive signal of layer is controlled, each second touch control electrode receives signal successively, after finger pressing,
The paddy of finger print or ridge can influence the capacitance between the first touch control electrode and second touch control electrode, and paddy is distant from position is obtained,
Influence it is smaller, ridge from closely, be affected, the capacitance of capacitance structure caused by such paddy ridge is different, and then judges that paddy ridge is poor
It is different, and then identify lines and the position of fingerprint.The embodiment of the present invention also by setting different fingerprints pair in the printed circuit boards
Different function or applications is answered, can realize that different fingerprints perform different operations.
The embodiment of the present invention provides a kind of touch panel, wherein, which includes：The first substrate for being oppositely arranged and
Second substrate, the first touch control layer being formed in the first substrate and the second touch control layer；First touch control layer includes：Multiple first touch-controls
Electrode；Second touch control layer includes：Multiple second touch control electrodes；Wherein, multiple first touch control electrodes and multiple second touch control electrodes
Transverse and longitudinal is interlocked, and the technical solution of the embodiment of the present invention is made up of the first touch control layer and the second touch control layer that transverse and longitudinal is set to interlock
Capacitance structure when user's fingerprint presses, can pass through the inductance capacitance between the first touch control electrode and second touch control electrode
Ridge and the paddy of fingerprint are distinguished, can not only identify different fingerprints, but also different fingerprints can be realized in same equipment, same to a period of time
Between perform different operations, be greatly enriched the application of touch-control product.
Optionally, Fig. 7 is the second structural representation of touch panel provided by Embodiment 2 of the present invention, as shown in fig. 7, this
The touch panel that inventive embodiments provide further includes：Insulating layer 15.
In the present embodiment, insulating layer 15 is arranged between the first touch control layer 13 and the second touch control layer 14, and insulating layer 15 is used
In the first touch control layer 13 of interval and the second touch control layer 14.
Optionally, insulating layer 15 is made of transparent insulation material, and transparent insulation material includes：Silica, silicon nitride or oxygen
The compound of SiClx and silicon nitride.
Optionally, the thickness of insulating layer 15 is 50-100 microns.
Optionally, as shown in fig. 7, touch panel provided in an embodiment of the present invention further includes：Shielded layer 16.
In the present embodiment, shielded layer 16 is arranged on side of second touch control layer 14 far from the first touch control layer 13, for subtracting
Less or eliminate electric interfering field.
Optionally, shielded layer 16 is made of transparent conductive material, and the thickness of shielded layer 16 is 0.04-1 microns.
Optionally, Fig. 8 is the third structural representation of touch panel provided by Embodiment 2 of the present invention, as shown in figure 8, this
The touch panel that inventive embodiments provide further includes：Polaroid 17.
In the present embodiment, polaroid 17 is arranged on side of second touch control layer 14 far from the first substrate 11, specifically, such as
Shown in Fig. 8, polaroid is arranged on side of the shielded layer 16 far from the second touch control layer 14.
Specifically, use hardness that can not only filter veiling glare for the high rigidity polaroid of 5H in the embodiment of the present invention, it will be certainly
Right light is converted into linear polarization, but also can play the role of protecting touch panel.
In addition, touch panel provided in an embodiment of the present invention is also provided with partially in side of second substrate far from the first substrate
Mating plate (not shown).
Specifically, use hardness that can not only filter veiling glare for the high rigidity polaroid of 5H, will carry on the back in the embodiment of the present invention
The light of light source is converted into linear polarization, but also can play the role of protecting touch panel.
Embodiment three
Inventive concept based on above-described embodiment, the embodiment of the present invention also provides a kind of fingerprint identification method, using implementation
The touch panel that example one or embodiment two provide realizes that touch panel includes：The first substrate and the second substrate, shape being oppositely arranged
Into the first touch control layer and the second touch control layer in the first substrate；First touch control layer includes：Multiple first touch control electrodes；Second touches
Control layer includes：Multiple second touch control electrodes；Wherein, multiple first touch control electrodes and multiple second touch control electrode transverse and longitudinals are interlocked, Fig. 9
For the flow chart for the fingerprint identification method that the embodiment of the present invention three provides, as shown in figure 9, fingerprint provided in an embodiment of the present invention is known
Other method specifically includes following steps：
Step 100, obtain between the first touch control electrode and second touch control electrode into answering capacitance.
Specifically, when user presses, finger and screen contact so that the capacitance of contact changes, printed circuit
Plate obtains the capacitance of contact point.
Step 200, according to the inductance capacitance between the first touch control electrode and second touch control electrode and threshold value capacitance, referred to
Print image and the position where fingerprint image.
Specifically, comparing inductance capacitance and threshold value capacitance, if inductance capacitance is more than threshold value capacitance, which corresponds to
Contact point for ridge, otherwise, then the corresponding contact point of the inductance capacitance is paddy, and then where obtaining fingerprint image and fingerprint image
Position.
Optionally, fingerprint identification method provided in an embodiment of the present invention further includes：According to fingerprint image and fingerprint image and
The correspondence of system function, driving touch panel perform the corresponding operation of system function.
Specifically, fingerprint image and the correspondence of system function are specifically as follows：1 corresponding system function of fingerprint image
For scribing line, 2 corresponding system function of fingerprint image is elimination etc., and the present invention is not limited in any way this.
The embodiment of the present invention provides a kind of fingerprint identification method, is realized, specifically included using touch panel：, obtain first
Inductance capacitance between touch control electrode and second touch control electrode；According to the sensing between the first touch control electrode and second touch control electrode
Capacitance and threshold value capacitance obtain fingerprint image and the position where fingerprint image, and the technical solution of the embodiment of the present invention is by adopting
With touch panel, when user's fingerprint presses, the induced electricity between the first touch control electrode and second touch control electrode can be passed through
Hold the ridge for distinguishing fingerprint and paddy, can not only identify different fingerprints, but also different fingerprints can be realized in same equipment, same
Time performs different operations, is greatly enriched the application of touch-control product.
Example IV
Inventive concept based on above-described embodiment, the embodiment of the present invention also provide a kind of touch control display apparatus, including：Touch-control
Panel.
In the present embodiment, touch control display apparatus further includes：Display panel.
Wherein, the touch panel in the present embodiment is the touch panel described in embodiment one or embodiment two, is realized former
Reason is similar with effect is realized, details are not described herein.
In the present embodiment, touch control display apparatus can be mobile phone, tablet computer, television set, display, notebook electricity
Any limit is not done in any product or component with display function such as brain, Digital Frame, navigator, comparison of the embodiment of the present invention
It is fixed.
There is the following to need to illustrate：
Attached drawing of the embodiment of the present invention pertain only to the present embodiments relate to structure, other structures, which can refer to, usually to be set
Meter.
For clarity, in the attached drawing for describing the embodiment of the present invention, the thickness and size of layer or micro-structure
It is amplified.It is appreciated that ought such as layer, film, region or substrate etc element be referred to as be located at another element "above" or "below"
When, the element can " direct " "above" or "below" another element or there may be intermediary element.
In the absence of conflict, the feature in the embodiment of the present invention, that is, embodiment can be combined with each other new to obtain
Embodiment.
Although the embodiment disclosed by the embodiment of the present invention is as above, only the present invention is real for ease of understanding for the content
The embodiment applied example and used is not limited to the embodiment of the present invention.Skill in any fields of the embodiment of the present invention
Art personnel, can be in the form and details of implementation under the premise of the spirit and scope disclosed by the embodiment of the present invention are not departed from
It is upper to carry out any modification and variation, but the scope of patent protection of the embodiment of the present invention, it still must be with appended claims institute
Subject to the range defined.
Claims (10)
1. a kind of touch panel, which is characterized in that including：The first substrate and the second substrate that are oppositely arranged are formed in described
The first touch control layer and the second touch control layer in one substrate；
First touch control layer includes：Multiple first touch control electrodes；
Second touch control layer includes：Multiple second touch control electrodes；
Wherein, multiple first touch control electrodes and multiple second touch control electrode transverse and longitudinals are interlocked.
2. touch panel according to claim 1, which is characterized in that first touch control layer and second touch control layer are set
It puts in first substrate close to the side of second substrate.
3. touch panel according to claim 1, which is characterized in that first touch control layer and second touch control layer are set
It puts in side of first substrate far from second substrate.
4. the touch panel according to Claims 2 or 3, which is characterized in that second touch control layer is arranged on described first
Side of the touch control layer far from first substrate.
5. touch panel according to claim 4, which is characterized in that further include：Insulating layer；
The insulating layer is arranged between first touch control layer and second touch control layer；
Wherein, the thickness of the insulating layer is 50-100 microns.
6. touch panel according to claim 4, which is characterized in that further include：Shielded layer；
The shielded layer is arranged on side of second touch control layer far from first touch control layer.
7. touch panel according to claim 2, which is characterized in that further include：Polaroid；
The polaroid is arranged on side of first substrate far from second substrate.
8. touch panel according to claim 3, which is characterized in that further include：Polaroid；
The polaroid is arranged on side of second touch control layer far from first substrate.
9. a kind of touch control display apparatus, which is characterized in that including the touch panel as described in claim 1-8 is any.
10. a kind of fingerprint identification method, which is characterized in that realized using the touch panel as described in claim 1-8 is any, institute
The method of stating includes：
Obtain the inductance capacitance between the first touch control electrode and second touch control electrode；
According to the inductance capacitance and threshold value capacitance between first touch control electrode and the second touch control electrode, fingerprint image is obtained
Position as where with the fingerprint image.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810007402.2A CN108227994B (en) | 2018-01-03 | 2018-01-03 | Touch panel and driving method thereof, touch display device and fingerprint identification method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810007402.2A CN108227994B (en) | 2018-01-03 | 2018-01-03 | Touch panel and driving method thereof, touch display device and fingerprint identification method |
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| CN108227994A true CN108227994A (en) | 2018-06-29 |
| CN108227994B CN108227994B (en) | 2021-11-16 |
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| CN201810007402.2A Active CN108227994B (en) | 2018-01-03 | 2018-01-03 | Touch panel and driving method thereof, touch display device and fingerprint identification method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109101142A (en) * | 2018-08-03 | 2018-12-28 | 武汉华星光电半导体显示技术有限公司 | Touch panel, display panel, display device and touch control detecting method |
| CN116704561A (en) * | 2022-12-30 | 2023-09-05 | 荣耀终端有限公司 | Touch screen, fingerprint identification method and electronic equipment |
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| CN103530609A (en) * | 2013-10-11 | 2014-01-22 | 北京京东方光电科技有限公司 | Fingerprint identification element, display screen and display device |
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| CN108227994B (en) | 2021-11-16 |
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