CN109359584A - Electronic equipment, display component and its touch panel, touch panel preparation method - Google Patents
Electronic equipment, display component and its touch panel, touch panel preparation method Download PDFInfo
- Publication number
- CN109359584A CN109359584A CN201811197621.8A CN201811197621A CN109359584A CN 109359584 A CN109359584 A CN 109359584A CN 201811197621 A CN201811197621 A CN 201811197621A CN 109359584 A CN109359584 A CN 109359584A
- Authority
- CN
- China
- Prior art keywords
- touch
- electrode wires
- touch panel
- substrate
- fingerprint recognition
- 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
- 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
-
- 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
- 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
This application provides a kind of electronic equipment, display component and its touch panel, touch panel preparation method, which includes first substrate, the second substrate and the induction electrode layer between the first substrate and the second substrate；The induction electrode layer includes the touch-control identification electrode wires of the first wiring density and the fingerprint recognition electrode wires of the second wiring density, and first wiring density is less than second wiring density；Wherein, the touch-control identification electrode wires corresponding region of the induction electrode layer has the function of touch-control sensing, and fingerprint recognition electrode wires corresponding region has the function of touch-control sensing and fingerprint recognition inducing function simultaneously.Touch panel provided by the embodiments of the present application allows fingerprint sensor to prevent take up the display area of display screen, and then promote the screen accounting of display screen by being arranged finger-print region in touch panel.
Description
Technical field
The present invention relates to the technical fields of electronic product, are specifically related to a kind of electronic equipment, display component and its touch-control
Panel, touch panel preparation method.
Background technique
Touching display screen and fingerprint mould group in prior art electronic equipment are provided separately mostly, this kind of structure needs
Non-display area is reserved to fingerprint mould group, since the presence of non-display area will affect screen accounting.Also some is in display screen
The shortcomings that bottom is arranged fingerprint mould group, and the signal of fingerprint mould group passes through display screen to carry out the identification of fingerprint signal, this kind of scheme
The inaccuracy for being that the optical signal of display screen is easy to impact fingerprint mould group, and then identifying fingerprint mould group.
Summary of the invention
On the one hand the embodiment of the present application provides a kind of touch panel, the touch panel includes first substrate, the second base
Plate and the induction electrode layer between the first substrate and the second substrate；The induction electrode layer includes the first cloth
The touch-control identification electrode wires of line density and the fingerprint recognition electrode wires of the second wiring density, first wiring density are less than institute
State the second wiring density；Wherein, the touch-control identification electrode wires corresponding region of the induction electrode layer has the function of touch-control sensing, institute
It states fingerprint recognition electrode wires corresponding region while having the function of touch-control sensing and fingerprint recognition inducing function.
On the other hand the embodiment of the present application also provides a kind of preparation method of touch panel, the preparation method includes:
One first substrate is provided；
Conductive material layer is formed on the first substrate；
The conductive material layer is etched to form induction electrode layer；Wherein, the induction electrode layer includes that the first wiring is close
The touch-control identification electrode wires of degree and the fingerprint recognition electrode wires of the second wiring density, first wiring density are less than described the
Two wiring densities；
The second substrate lid is located at the induction electrode layer.
Further, the embodiment of the present application also provides a kind of preparation method of touch panel, the system
Preparation Method includes:
One bearing substrate is provided；
The first conductive material layer is formed on the bearing substrate；
First conductive material layer is etched to form touch-control identification electrode wires；
Insulating layer is formed in touch-control identification electrode wires；
It is formed on the insulating layer the second conductive material layer；
It etches second conductive material layer to form fingerprint recognition electrode wires；Wherein, the touch-control identifies electrode wires
Wiring density is less than the wiring density of the fingerprint recognition electrode wires, the touch-control identification electrode wires and the fingerprint recognition electrode
Line collectively forms induction electrode layer；
First substrate and the second substrate are covered respectively and are located at described in the induction electrode layer and bearing substrate setting
The opposite side of induction electrode layer.
The embodiment of the present application provides a kind of display component again, and the display component includes display panel and above-described embodiment
Any one of described in touch panel, the display panel is stacked with the touch panel.
In addition, the embodiment of the present application also provides a kind of electronic equipment, the electronic equipment includes shell, cover board and above-mentioned
Display component as described in the examples, the shell and the cover board cooperatively form accommodating cavity, and the display component is set to described
In accommodating cavity.
Wherein, touch panel provided by the embodiments of the present application makes fingerprint by being arranged finger-print region in touch panel
Sensor can prevent take up the display area of display screen, and then promote the screen accounting of display screen.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is the structure schematic elevation view of one embodiment of the application touch panel；
Fig. 2 is the schematic cross-sectional view in Fig. 1 embodiment at touch panel II-II；
Fig. 3 is the structure schematic elevation view of another embodiment of the application touch panel；
Fig. 4 is the schematic diagram of the first use state of touch panel；
Fig. 5 is the schematic diagram of the second use state of touch panel；
Fig. 6 is the structure schematic elevation view of the another embodiment of the application touch panel；
Fig. 7 is the schematic cross-sectional view in Fig. 6 embodiment at touch panel VII-VII；
Fig. 8 is the schematic structural cross-sectional view of the application touch panel a further embodiment；
Fig. 9 is the schematic structural cross-sectional view of the application touch panel another embodiment；
Figure 10 is the flow diagram of one embodiment of the application touch panel preparation method；
Figure 11 is the structural schematic diagram for forming conductive material layer on the first substrate；
Figure 12 is the flow diagram of another embodiment of the application touch panel preparation method；
Figure 13 is the structural schematic diagram of one embodiment of the application display component；
Figure 14 is the overall structure diagram of one embodiment of the application electronic equipment；
Figure 15 is that the structure of electronic equipment in Figure 14 splits schematic diagram.
Specific embodiment
With reference to the accompanying drawings and examples, the present invention is described in further detail.It is emphasized that following implement
Example is merely to illustrate the present invention, but is not defined to the scope of the present invention.Likewise, following embodiment is only portion of the invention
Point embodiment and not all embodiments, institute obtained by those of ordinary skill in the art without making creative efforts
There are other embodiments, shall fall within the protection scope of the present invention.
Referenced herein " embodiment " is it is meant that a particular feature, structure, or characteristic described can wrap in conjunction with the embodiments
Containing at least one embodiment of the present invention.Each position in the description occur the phrase might not each mean it is identical
Embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art explicitly and
Implicitly understand, embodiment described herein can be combined with other embodiments.
Include, but are not limited to be configured to connect via Wireline as " electronic equipment " as used herein (such as via
Public Switched Telephone Network (PSTN), digital subscriber line (DSL), digital cable, Direct cable connection and/or another number
According to connection/network) and/or via (for example, for the number of cellular network, WLAN (WLAN), such as DVB-H network
TV network, satellite network, AM-FM broadcasting transmitter and/or another communication terminal) wireless interface reception/transmission communication
The device of signal.It is configured to that " wireless communication terminal ", " wireless end can be referred to as by the communication terminal of radio interface communication
End " or " mobile terminal ".The example of electronic equipment includes, but are not limited to satellite or cellular phone；It can be with combination cellular radio
PCS Personal Communications System (PCS) terminal of phone and data processing, fax and communication ability；It may include radio electricity
Words, pager, the Internet/intranet access, Web browser, memo pad, calendar and/or global positioning system (GPS) receive
The PDA of device；And conventional laptop and/or palmtop receiver or other electronic devices including radiotelephone transceiver.
Mobile phone is the electronic equipment for being configured with cellular communication module.
It is the structure schematic elevation view of one embodiment of the application touch panel also referring to Fig. 1 and Fig. 2, Fig. 1, Fig. 2 is
Schematic cross-sectional view in Fig. 1 embodiment at touch panel II-II；It should be noted that the electronic equipment in the application can wrap
Include mobile phone, tablet computer, laptop, wearable device etc..Touch panel 100 in the present embodiment includes first substrate
110, the second substrate 120, induction electrode layer 130 and driving circuit 140.
Specifically, the induction electrode layer 130 is set between the first substrate 110 and the second substrate 120.The sense
Answering electrode layer 130 includes the touch-control identification electrode wires 131 of the first wiring density and the fingerprint recognition electrode of the second wiring density
Line 132.Wherein, the touch-control identification electrode wires 131 and fingerprint recognition electrode wires 132 of induction electrode layer 130 are opaque electricity
Polar curve material is made, for example ITO etc..The material of first substrate 110 and the second substrate 120 all can be glass or hard
Matter transparent resin material, for example PC, TPX etc..First substrate 110 and the thickness of the second substrate 120 can be set
Between 0.05-0.5, specific value can be 0.05mm, 0.08mm, 0.1mm, 0.2mm, 0.3mm, 0.4mm and 0.5mm etc..
First substrate 110 and the thickness of the second substrate 120 are in the case where meeting intensity requirement, with thin to be excellent as far as possible.
The feature of fingerprint we define two category features of fingerprint generally to carry out the verifying of fingerprint: general characteristic and part are special
Sign.General characteristic refers to those features that can be directly observed with human eye, comprising: basic grain pattern is ring-like (loop),
Arcuate (arch), screw type (whorl).Local feature is due to fingerprint lines be not it is continuous, smooth straight, but pass through
Often there is interruption, bifurcated or discounting.These breakpoints, bifurcation and turning point are known as " node ".It is exactly that these nodes provide
The confirmation nodal properties of fingerprint uniqueness, that is, the local feature of fingerprint.The common structure of general characteristic and local feature of fingerprint
At the key message of fingerprint image.Since the sensing accuracy that fingerprint needs is higher, optionally, in the present embodiment, institute
The first wiring density for stating induction electrode layer touch-control identification electrode wires 131 is close less than the second wiring of fingerprint recognition electrode wires 132
Degree.
Still optionally further, electrode wires 131 are identified since the second wiring density of fingerprint recognition electrode wires 132 is greater than touch-control
The first wiring density, it is well known that the density of electrode wires is bigger, formed difficulty will be bigger, therefore, from cost and processing
The angle of difficulty is considered, and in the embodiment of the present application, touch-control identifies that the area of electrode wires 131 corresponding regions is greater than the fingerprint
Identify the area of 132 corresponding region of electrode wires.In addition, in order to further increase the wiring density of fingerprint recognition electrode wires 132, it can
The line width of fingerprint recognition electrode wires 132 to be set smaller than to the line width of the touch-control identification electrode wires 131.
It should be noted that term " first ", " second ", " third " in the present invention are used for description purposes only, and cannot
It is interpreted as indication or suggestion relative importance or implicitly indicates the quantity of indicated technical characteristic.Define as a result, " the
One ", " second ", " third " feature can explicitly or implicitly include at least one of the features.
Please continue to refer to the touch panel structure provided form in Fig. 1 the present embodiment, the touch-control of induction electrode layer 130 identifies electrode
131 corresponding region of line has the function of touch-control sensing, and 132 corresponding region of fingerprint recognition electrode wires has touch-control sensing simultaneously
Function and fingerprint recognition inducing function.In the present embodiment, fingerprint recognition electrode wires 132 and the touch-control identify electrode wires 131
It is generally aligned in the same plane and is interconnected, and touch-control identification electrode wires 131 and the fingerprint recognition electrode wires 132 can be with
The driving circuit 140 is connected by FPC 304.As can be seen that fingerprint recognition electrode wires 132 are right from the diagram of the present embodiment
Region is answered to be located at the edge placement of touch panel 100.
In addition, referring to Fig. 3, Fig. 3 is the structure schematic elevation view of another embodiment of the application touch panel, in this implementation
In example, 132 corresponding region of fingerprint recognition electrode wires is then located at the position at the close middle part of touch panel 100, and touch-control identifies electrode
Line 131 is arranged around fingerprint recognition electrode wires 132, wherein fingerprint recognition electrode wires 132 can identify electrode wires by touch-control
131 connect with driving circuit 140, and driving circuit 140 is used to drive the touch-control sensing function and fingerprint recognition of the touch panel
Inducing function.In addition, since 132 corresponding region of fingerprint recognition electrode wires has the function of touch-control sensing and fingerprint recognition induction simultaneously
Function, therefore, driving circuit 140 can be also used for the touch-control of switching 100 fingerprint recognition electrode wires of touch panel, 132 corresponding region
Inducing function and fingerprint recognition inducing function.That is thick pitch may be implemented in 132 corresponding region of fingerprint recognition electrode wires, i.e., in fact
Existing TP function, while fine pitch also may be implemented, that is, realize fingerprint function.
Referring to Figure 4 together and Fig. 5, Fig. 4 be the first use state of touch panel schematic diagram, Fig. 5 is touch panel
The schematic diagram of two use states.Specifically, for example, it is lighted when touch panel corresponds to display screen by power key etc., or display
When screen is in screen lock state, electronic equipment may need to be unlocked by fingerprint function at this time, then by fingerprint recognition electrode wires
132 corresponding regions switch to fingerprint recognition inducing function；In addition it can by identifying whether electronic equipment needs to pay, safety
Authentication etc. needs the state of fingerprint function, and if it is driving circuit 140 switches to 132 corresponding region of fingerprint recognition electrode wires
Fingerprint recognition inducing function；That is the use state (hand that figure label 88 is expressed as operator) in Fig. 4.Other states are (non-to make
With the general touch-control use state of fingerprint) then switch to the touch-control sensing function that touch-control identifies 131 corresponding region of electrode wires, that is, scheme
Use state in 5 (figure label 881 is expressed as finger).About making for fingerprint recognition inducing function and touch-control sensing function
With scene state, within the scope of the understanding of those skilled in the art, this be will not enumerate.It should be noted that the application
The driving IC of 140 display screen of driving circuit in embodiment, is also possible to the control circuit board of electronic equipment, can also be touch-control
The individual controling circuit structure of panel, is not specifically limited herein.
Please continue to refer to Fig. 1 and Fig. 3, in the present embodiment, the touch-control identification electrode wires 131 include setting along first direction
It sets and a plurality of first electrode line 1311 being parallel to each other and a plurality of second electrode line for being arranged in a second direction and being parallel to each other
1312, a plurality of first electrode line 1311 intersects with a plurality of second electrode line 1312, and touch-control identification is collectively formed
Region；Wherein, in the present embodiment, first direction is mutually perpendicular to second direction, a plurality of first electrode line 1311 with it is described more
The arrangement even density of bar second electrode line 1312 and identical.The a plurality of first electrode line 1311 and a plurality of second electrode
Line 1312 intersects to form several rectangular areas.And in other embodiments, first direction and second direction can be in it
He is arranged angular relationship, crosses each other to form multiple parallelogram regions.In description of the invention, the meaning of " plurality " is extremely
It is two few, such as two, three etc., unless otherwise specifically defined.
The fingerprint recognition electrode wires 132 then include a plurality of third electrode wires for being arranged and being parallel to each other along third direction
1321 and be arranged along fourth direction and a plurality of 4th electrode wires 1322 that are parallel to each other, a plurality of third electrode wires 1321 with
A plurality of 4th electrode wires 1322 intersect；Similarly, in the present embodiment, third direction is also mutual with fourth direction
It is vertically arranged, a plurality of third electrode wires 1321 and the arrangement even density of a plurality of 4th electrode wires 1322 and identical.It is described
A plurality of third electrode wires 1321 intersect to form several rectangular areas with a plurality of 4th electrode wires 1322.In other realities
It applies in example, third direction is same as fourth direction can be arranged in other angles relationship, cross each other to form multiple parallel four sides
Shape region, the detailed features about this part-structure also repeat no more herein within the scope of the understanding of those skilled in the art.This
In it should be noted that the wiring density in the embodiment of the present application is expressed as the item number of electrode wires in same area region.
Touch panel provided by the embodiments of the present application makes fingerprint sensing by being arranged finger-print region in touch panel
Device can prevent take up the display area of display screen, and then promote the screen accounting of display screen.
Referring to Figure 6 together and Fig. 7, Fig. 6 be the another embodiment of the application touch panel structure schematic elevation view, Fig. 7
It is the schematic cross-sectional view in Fig. 6 embodiment at touch panel VII-VII；Touch panel 100 in the present embodiment equally includes the
One substrate 110, the second substrate 120, induction electrode layer 130 and driving circuit 140.Induction electrode layer 130 is set to described first
Between substrate 110 and the second substrate 120.The induction electrode layer 130 includes that the touch-control of the first wiring density identifies electrode wires
131 and second wiring density fingerprint recognition electrode wires 132.Wherein, unlike previous embodiment, in the present embodiment
Fingerprint recognition electrode wires 132 and touch-control identification electrode wires 131 are located at Different Plane, and insulated from each other are stacked.
Optionally, it in the touch-control identification corresponding region of electrode wires 131, can be in Fig. 7 embodiment, only in corresponding fingerprint
It identifies 132 region of electrode wires setting insulating layer 1301 (that is, mode of local setting insulating layer), makes fingerprint recognition electrode wires 132
It is insulated from each other with touch-control identification electrode wires 131.It is also possible to the touch-control identification corresponding whole region of electrode wires 131 and is respectively provided with insulation
Layer 1301, referring to Fig. 8, Fig. 8 is the schematic structural cross-sectional view of the application touch panel a further embodiment, in Fig. 8 embodiment
In diagram, the touch-control identification corresponding whole region of electrode wires 131 is respectively provided with insulating layer 1301, and fingerprint recognition electrode wires 132 are arranged
On insulating layer 1301.The directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present invention
It explains in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if the spy
When determining posture and changing, then directionality instruction also correspondingly changes correspondingly.
Fingerprint recognition electrode wires 132 and touch-control identification electrode wires 131 in the present embodiment connect with driving circuit 140 respectively
It connects.Touch panel in the present embodiment, for previous embodiment, by knowing fingerprint recognition electrode wires 132 and touch-control
Other 131 laminated insulation of electrode wires setting can identify 131 overlay region of electrode wires to avoid fingerprint recognition electrode wires 132 and touch-control
Switching control, driving circuit 140 need to only control fingerprint recognition electrode wires 132 and touch-control identification 131 independent detection of electrode wires respectively
Signal reduces control difficulty, and can be to avoid because of signal detection generation interruption and delay caused by switching.
Referring to Fig. 9, Fig. 9 is the schematic structural cross-sectional view of the application touch panel another embodiment, in the present embodiment
Touch panel 100 (does not show in figure, asks including first substrate 110, the second substrate 120, induction electrode layer 130, driving circuit 140
Refering to previous embodiment) and bearing substrate 150.Wherein, bearing substrate 150 is located in the first substrate 110 and described
120 between two substrates, the induction electrode layer 130 is set on the bearing substrate 150.
Optionally, in the present embodiment, the material of bearing substrate 150 all can be glass or hard transparent resinous wood
Expect, for example PC, TPX etc..The thickness of bearing substrate 150 can be set between 0.1-0.5, specific value can for 0.1mm,
0.2mm, 0.3mm, 0.35mm, 0.4mm and 0.5mm etc..Wherein, about first substrate 110, the second substrate 120, induction electrode
The structure feature of layer 130 and driving circuit 140, please refers to the associated description of previous embodiment, also repeats no more herein.
Touch panel provided in this embodiment is set to carrying by the way that the structure of bearing substrate is arranged, and by induction electrode layer
On substrate, the structural strength of touch panel can be improved, and reduce the difficulty of processing of touch panel.
In addition, the embodiment of the present application also provides a kind of preparation method of touch panel, referring to Fig. 10, Figure 10 is the application
The preparation method of the flow diagram of one embodiment of touch panel preparation method, the touch panel in the present embodiment includes but unlimited
In following steps.It should be noted that term " includes " is intended to cover and non-exclusive includes.Such as contain a series of steps
Rapid or unit process, method, system, product or equipment are not limited to listed step or unit, but optionally also
Include the steps that not listing or unit, or optionally further comprising intrinsic for these process, methods, product or equipment is other
Step or unit.
Step 101, a first substrate is provided.
Wherein, the material of first substrate can be glass or hard transparent resin material, specifically refer to aforementioned structure
The associated description of embodiment.
Step 102, conductive material layer is formed on the first substrate.
Figure 11 is please referred to, Figure 11 is the structural schematic diagram for forming conductive material layer on the first substrate, and figure label 110 is
First substrate, number 99 are conductive material layer.Wherein, which can be ITO (three indium oxide of tin dope), AZO
Transparent conductive materials such as (aluminium-doped zinc oxides).On the first substrate formed conductive material layer mode can for plating or
Chemical deposition etc..
Step 103, conductive material layer is etched to form induction electrode layer.
Specifically, being to etch conductive material layer to form the induction electrode layer with electrode line pattern.Wherein, induced electricity
Pole layer includes the touch-control identification electrode wires of the first wiring density and the fingerprint recognition electrode wires of the second wiring density, the first wiring
Density is less than the second wiring density.About the detailed construction of induction electrode layer, the correlation for also please referring to aforementioned structure embodiment is retouched
It states, is also not repeated herein.The mode of etching can be photomask etching or chemical method etching, not do specific limit herein
It is fixed.
Step 104, the second substrate lid is located at induction electrode layer.
Wherein, the second substrate lid can be located on induction electrode layer by way of bonding, and then be formed as shown in Figure 2
It is touch panel structure provided.
The touch panel preparation method provided in the present embodiment, technical process is simple, and touch panel obtained will be by that will refer to
Line region is arranged in touch panel, so that fingerprint sensor is prevented take up the display area of display screen, and then promote display screen
Screen accounting.
Further, Figure 12 is please referred to, Figure 12 is the process signal of another embodiment of the application touch panel preparation method
Scheme, the preparation method of the touch panel in the present embodiment then mainly includes the following steps that.
Step 201, a bearing substrate is provided.
Wherein, the material of bearing substrate can be glass or hard transparent resin material.
Step 202, the first conductive material layer is formed on bearing substrate.
Wherein, which can be saturating for ITO (three indium oxide of tin dope), AZO (aluminium-doped zinc oxide) etc.
Bright conductive material.The mode that the first conductive material layer is formed on bearing substrate can be plating or chemical deposition etc..
Step 203, the first conductive material layer is etched to form touch-control identification electrode wires.
The mode of etching can be photomask etching or chemical method etching.
Step 204, insulating layer is formed in touch-control identification electrode wires.
Wherein, in this step, it can be and form insulating layer on the whole region of touch-control identification electrode wires, it can be for only
It is to form insulating layer on the partial region of touch-control identification electrode wires, about the difference of structure herein, please refers to aforementioned structure reality
Apply the associated description of example.
Step 205, the second conductive material layer is formed on the insulating layer.
Similarly, the material and generation type of second conductive material layer are referred in step 202 for first
The description of conductive material layer.
Step 206, the second conductive material layer is etched to form fingerprint recognition electrode wires.
In this step, the etching modes such as photomask etching or chemical method etching can equally be passed through.Wherein, fingerprint is known
The wiring density of other electrode wires is greater than the wiring density of touch-control identification electrode wires, and the touch-control identification electrode wires and the fingerprint are known
Other electrode wires collectively form induction electrode layer.
Step 207, first substrate and the second substrate are covered respectively and is located at the induction electrode layer and the bearing substrate
The opposite side of the induction electrode layer is set.
In this step, i.e., by the bearing substrate for being formed with induction electrode layer be folded in first substrate and the second substrate it
Between, form such as Fig. 7 or shown in fig. 8 touch panel structure provided.
Touch panel preparation method provided in this embodiment, compared to previous embodiment, in the present embodiment made from method
Induction electrode layer is set on bearing substrate by control panel by the way that the structure of bearing substrate is arranged, and touch panel can be improved
Structural strength, and reduce the preparation difficulty of touch panel, improve product yield.
Further, the embodiment of the present application also provides a kind of display component, please refers to Figure 13, and Figure 13 is the application display group
The structural schematic diagram of one embodiment of part, the display component 10 include display panel 200 and touch panel 100, the display surface
Plate 200 is stacked with the touch panel 100, wherein display panel 200 can be liquid crystal display panel, LCD display surface
Plate, LED display panel, OLED display panel etc..Aforementioned implementation is please referred to further with regards to the detailed construction feature of touch panel 100
The associated description of example.
It is the overall structure diagram of one embodiment of the application electronic equipment also referring to Figure 14 and Figure 15, Figure 14, figure
15 be the structure fractionation schematic diagram of electronic equipment in Figure 14.Electronic equipment in the application may include mobile phone, tablet computer, pen
Remember this computer, wearable device etc..It takes the mobile phone as an example and is illustrated in the present embodiment.The electronic equipment includes shell 20, cover board
30 and display component 10, the shell 20 and the cover board 30 cooperatively form accommodating cavity, and the display component 10 is set to described
In accommodating cavity.Structure feature about electronic equipment other parts is within the scope of the understanding of those skilled in the art, herein also not
It repeats again.
Electronic equipment and its display component provided by the embodiments of the present application, by being arranged finger-print region in touch panel
It is interior, so that fingerprint sensor is prevented take up the display area of display screen, and then promote the screen accounting of display screen.
The foregoing is merely section Examples of the invention, are not intended to limit protection scope of the present invention, all utilizations
Equivalent device made by description of the invention and accompanying drawing content or equivalent process transformation are applied directly or indirectly in other correlations
Technical field, be included within the scope of the present invention.
Claims (12)
1. a kind of touch panel, which is characterized in that the touch panel includes first substrate, the second substrate and is set to described the
Induction electrode layer between one substrate and the second substrate；The induction electrode layer includes the touch-control identification of the first wiring density
The fingerprint recognition electrode wires of electrode wires and the second wiring density, first wiring density are less than second wiring density；
Wherein, the touch-control identification electrode wires corresponding region of the induction electrode layer has the function of touch-control sensing, the fingerprint recognition electrode
Line corresponding region has the function of touch-control sensing and fingerprint recognition inducing function simultaneously.
2. touch panel according to claim 1, which is characterized in that the fingerprint recognition electrode wires and the touch-control identify
Electrode wires are generally aligned in the same plane and are interconnected.
3. touch panel according to claim 1, which is characterized in that the fingerprint recognition electrode wires and the touch-control identify
Electrode wires are located at Different Plane, and insulated from each other are stacked.
4. touch panel according to claim 1, which is characterized in that the area of touch-control identification electrode wires corresponding region
Greater than the area of fingerprint recognition electrode wires corresponding region.
5. touch panel according to claim 1, which is characterized in that the touch-control identification electrode wires include along first direction
It is arranged and a plurality of first electrode line being parallel to each other and a plurality of second electrode line for being arranged in a second direction and being parallel to each other, institute
A plurality of first electrode line is stated to intersect with a plurality of second electrode line；The fingerprint recognition electrode wires include along third direction
It is arranged and a plurality of third electrode wires that are parallel to each other and a plurality of 4th electrode wires for being arranged and being parallel to each other along fourth direction, institute
A plurality of third electrode wires are stated to intersect with a plurality of 4th electrode wires；Wiring density is expressed as electrode in same area region
The item number of line.
6. touch panel according to claim 1-5, which is characterized in that the touch panel further includes carrying base
Plate, the bearing substrate are located between the first substrate and the second substrate, and the induction electrode layer is set to described hold
On carried base board.
7. according to the described in any item touch panels of claim 6, which is characterized in that the line width of the fingerprint recognition electrode wires is small
In the line width of touch-control identification electrode wires.
8. described in any item touch panels according to claim 1, which is characterized in that the touch panel includes driving circuit,
The touch-control identification electrode wires and the fingerprint recognition electrode wires are connect with the driving circuit, and the driving circuit is used for
Driving and or the switching touch panel touch-control sensing function and fingerprint recognition inducing function.
9. a kind of preparation method of touch panel, which is characterized in that the preparation method includes:
One first substrate is provided；
Conductive material layer is formed on the first substrate；
The conductive material layer is etched to form induction electrode layer；Wherein, the induction electrode layer includes the first wiring density
Touch-control identifies the fingerprint recognition electrode wires of electrode wires and the second wiring density, and first wiring density is less than second cloth
Line density；
The second substrate lid is located at the induction electrode layer.
10. a kind of preparation method of touch panel, which is characterized in that the preparation method includes:
One bearing substrate is provided；
The first conductive material layer is formed on the bearing substrate；
First conductive material layer is etched to form touch-control identification electrode wires；
Insulating layer is formed in touch-control identification electrode wires；
It is formed on the insulating layer the second conductive material layer；
It etches second conductive material layer to form fingerprint recognition electrode wires；Wherein, the wiring of the touch-control identification electrode wires
Density is less than the wiring density of the fingerprint recognition electrode wires, and the touch-control identification electrode wires and the fingerprint recognition electrode wires are total
With composition induction electrode layer；
First substrate and the second substrate are covered respectively and are located at the induction electrode layer and the bearing substrate setting induction
The opposite side of electrode layer.
11. a kind of display component, which is characterized in that the display component includes any one of display panel and claim 1-8
The touch panel, the display panel are stacked with the touch panel.
12. a kind of electronic equipment, which is characterized in that the electronic equipment includes described in shell, cover board and claim 11
Display component, the shell and the cover board cooperatively form accommodating cavity, and the display component is set in the accommodating cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811197621.8A CN109359584B (en) | 2018-10-15 | 2018-10-15 | Electronic equipment, display assembly, touch panel of display assembly and touch panel preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811197621.8A CN109359584B (en) | 2018-10-15 | 2018-10-15 | Electronic equipment, display assembly, touch panel of display assembly and touch panel preparation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109359584A true CN109359584A (en) | 2019-02-19 |
| CN109359584B CN109359584B (en) | 2021-06-01 |
Family
ID=65349444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811197621.8A Active CN109359584B (en) | 2018-10-15 | 2018-10-15 | Electronic equipment, display assembly, touch panel of display assembly and touch panel preparation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109359584B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109901757A (en) * | 2019-03-11 | 2019-06-18 | 京东方科技集团股份有限公司 | Touch panel and its control method and control device, display device |
| CN110007846A (en) * | 2019-03-28 | 2019-07-12 | 云谷（固安）科技有限公司 | The control method of touch device, touch control component and touch panel |
| CN111007967A (en) * | 2019-12-24 | 2020-04-14 | 深圳莱宝高科技股份有限公司 | Touch panel and electronic equipment |
| WO2020191882A1 (en) * | 2019-03-27 | 2020-10-01 | 武汉华星光电技术有限公司 | Apparatus for touch control and fingerprint recognition |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202815775U (en) * | 2012-09-06 | 2013-03-20 | 宸鸿科技(厦门)有限公司 | Cover plate structure for touch panel and touch panel employing cover plate structure |
| CN204719728U (en) * | 2015-06-10 | 2015-10-21 | 宸鸿科技(厦门)有限公司 | The contactor control device of tool finger print identification function |
| CN105373269A (en) * | 2014-09-01 | 2016-03-02 | 原相科技股份有限公司 | Touch display apparatus and operation method therefor |
| CN106293287A (en) * | 2015-06-10 | 2017-01-04 | 宸鸿科技(厦门)有限公司 | The contactor control device of tool finger print identification function |
| US20170315640A1 (en) * | 2013-05-07 | 2017-11-02 | Egis Technology Inc. | Apparatus and Method for TFT Fingerprint Sensor |
| US20180060641A1 (en) * | 2016-08-23 | 2018-03-01 | Samsung Display Co., Ltd. | Method and apparatus to detect three-dimensional pattern information of a touch object |
| CN108089756A (en) * | 2017-12-29 | 2018-05-29 | 云谷（固安）科技有限公司 | A kind of touch panel and its drive control method, touch control display apparatus |
| US20180210579A1 (en) * | 2012-11-27 | 2018-07-26 | Guardian Glass, LLC | Transparent conductive coating for capacitive touch panel with additional functional film(s) |
| CN108475323A (en) * | 2016-11-24 | 2018-08-31 | 京东方科技集团股份有限公司 | Flexible touch panel, flexible display panels and flexible display device and manufacturing method |
-
2018
- 2018-10-15 CN CN201811197621.8A patent/CN109359584B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202815775U (en) * | 2012-09-06 | 2013-03-20 | 宸鸿科技(厦门)有限公司 | Cover plate structure for touch panel and touch panel employing cover plate structure |
| US20180210579A1 (en) * | 2012-11-27 | 2018-07-26 | Guardian Glass, LLC | Transparent conductive coating for capacitive touch panel with additional functional film(s) |
| US20170315640A1 (en) * | 2013-05-07 | 2017-11-02 | Egis Technology Inc. | Apparatus and Method for TFT Fingerprint Sensor |
| CN105373269A (en) * | 2014-09-01 | 2016-03-02 | 原相科技股份有限公司 | Touch display apparatus and operation method therefor |
| CN204719728U (en) * | 2015-06-10 | 2015-10-21 | 宸鸿科技(厦门)有限公司 | The contactor control device of tool finger print identification function |
| CN106293287A (en) * | 2015-06-10 | 2017-01-04 | 宸鸿科技(厦门)有限公司 | The contactor control device of tool finger print identification function |
| US20180060641A1 (en) * | 2016-08-23 | 2018-03-01 | Samsung Display Co., Ltd. | Method and apparatus to detect three-dimensional pattern information of a touch object |
| CN108475323A (en) * | 2016-11-24 | 2018-08-31 | 京东方科技集团股份有限公司 | Flexible touch panel, flexible display panels and flexible display device and manufacturing method |
| CN108089756A (en) * | 2017-12-29 | 2018-05-29 | 云谷（固安）科技有限公司 | A kind of touch panel and its drive control method, touch control display apparatus |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109901757A (en) * | 2019-03-11 | 2019-06-18 | 京东方科技集团股份有限公司 | Touch panel and its control method and control device, display device |
| US11334202B2 (en) | 2019-03-11 | 2022-05-17 | Ordos Yuansheng Optoelectronics Co., Ltd. | Touch panel, control method and control device thereof, and display device |
| WO2020191882A1 (en) * | 2019-03-27 | 2020-10-01 | 武汉华星光电技术有限公司 | Apparatus for touch control and fingerprint recognition |
| CN110007846A (en) * | 2019-03-28 | 2019-07-12 | 云谷（固安）科技有限公司 | The control method of touch device, touch control component and touch panel |
| CN111007967A (en) * | 2019-12-24 | 2020-04-14 | 深圳莱宝高科技股份有限公司 | Touch panel and electronic equipment |
| CN111007967B (en) * | 2019-12-24 | 2023-07-04 | 深圳莱宝高科技股份有限公司 | Touch panel and electronic device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109359584B (en) | 2021-06-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11163409B2 (en) | Touch panel | |
| CN109359584A (en) | Electronic equipment, display component and its touch panel, touch panel preparation method | |
| KR102500994B1 (en) | Touch panel | |
| CN103907083B (en) | Touch panel and liquid crystal display comprising the same | |
| CN102096532B (en) | Electrostatic capacitance-type input device and method of manufacturing thereof | |
| CN104704513B (en) | Interface and communicator | |
| US20110134075A1 (en) | Touch panel, display, and electronic device | |
| CN109064897A (en) | Display module and display device | |
| CN106249979A (en) | Touch electrode structure and touch control display apparatus | |
| WO2016015384A1 (en) | Touch display panel and display device | |
| CN105404418A (en) | Touch screen, preparation method for touch screen, display panel and display apparatus | |
| CN101943970A (en) | Touch plane display panel and manufacture method thereof | |
| CN109426387A (en) | A kind of touch-control display panel and touch control display apparatus | |
| CN113437048B (en) | Display device | |
| EP3764207A1 (en) | Touch substrate and preparation method therefor, and display device | |
| CN107533392A (en) | Touch window and with the display for touching window | |
| CN109542274A (en) | Touch panel and touch control display apparatus | |
| US20060132466A1 (en) | Touch panel | |
| CN112947780A (en) | Touch screen, touch display and electronic equipment | |
| CN113076021A (en) | Touch substrate, manufacturing method thereof and display device | |
| US7131188B2 (en) | Process for implementing conductive tracing layout in touch panel | |
| CN111796705B (en) | Panel, preparation method thereof, touch display screen and electronic equipment | |
| CN112198985B (en) | Touch substrate and display device | |
| CN110673699B (en) | Display module and electronic equipment | |
| US11360623B2 (en) | Touch sensor and electronic device |
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 |