CN108268161A - Touch screen and terminal device with fingerprint identification function - Google Patents
Touch screen and terminal device with fingerprint identification function Download PDFInfo
- Publication number
- CN108268161A CN108268161A CN201611265897.6A CN201611265897A CN108268161A CN 108268161 A CN108268161 A CN 108268161A CN 201611265897 A CN201611265897 A CN 201611265897A CN 108268161 A CN108268161 A CN 108268161A
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- China
- Prior art keywords
- fingerprint
- touch
- electrode
- fingerprint recognition
- visible area
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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
- G06V40/1306—Sensors therefor non-optical, e.g. ultrasonic or capacitive sensing
Abstract
A kind of touch screen and terminal device with fingerprint identification function, including：Cover board, including first area and second area；First area and second area include first surface and second surface；Substrate, including third surface and the 4th surface, third surface is towards second surface；Touch sensing element, including touch-control sensing electrode；Touch-control sensing electrodes lay is in visible area；Fingerprint recognition element, including fingerprint recognition electrode；Fingerprint recognition electrodes lay is in the fingerprint induction region in visible area；Touch-control sensing electrode and fingerprint recognition electrode are layed in same layer in fingerprint induction region and form first electrode layer, and first electrode layer is set between second surface and third surface；Touch-control sensing electrode in visible area, non-fingerprint induction region forms the second electrode lay, and the second electrode lay is set to the 4th surface.The touch screen and terminal device fingerprint recognition high sensitivity with fingerprint identification function, and the area in non-visible area domain can be reduced.
Description
Technical field
The present invention relates to touch screen technical field more particularly to a kind of touch screen with fingerprint identification function and comprising touching
Control the terminal device of screen.
Background technology
With the development of memory technology, terminal device such as smart mobile phone, tablet computer etc. are stored with a large amount of personal information etc.
Capsule information, safety become even more important.It is mostly realized at present using forms such as password, figures to the close of its terminal device
Code protection, but it generally requires the complexity of increase password and figure, and this undoubtedly increases the difficulty of user's memory, causes safety
With it is easy-to-use between conflict.
Fingerprint is made of the rough lines of finger surface skin, is the unique feature of human body, complicated journey
Degree can provide enough features for identification.Fingerprint recognition is to realize identity using the characteristics of fingerprint uniqueness and stability
Identification is remembered without user.
The fingerprint induction region of main flow terminal equipment is set to non-visible area domain at present, since fingerprint induction region has one
Fixed size could carry out accurate fingerprint recognition, and therefore, fingerprint induction region is set to non-visible area undoubtedly increases
The area of non-visible area.In addition, when the surface distance that fingerprint recognition electrode distance finger is covered is excessive, the spirit of fingerprint recognition
Sensitivity is relatively low.
Invention content
Based on this, it is necessary to provide a kind of reduction for the problem of non-visible area domain area is big, fingerprint recognition sensitivity is low
While non-visible area area, improve the touch screen and terminal device with fingerprint identification function that fingerprint knows sensitivity.
A kind of touch screen with fingerprint identification function, including：
Cover board, the non-visible area domain including first area corresponding with the visible area of touch screen and with the touch screen
Corresponding second area；The first area and the second area include first surface and opposite with the first surface set
The second surface put；
Substrate, the 4th surface being oppositely arranged including third surface and with the third surface, third surface direction
The first area and the second surface of the second area；
Touch sensing element, including touch-control sensing electrode；The touch-control sensing electrodes lay is in the visible area；
Fingerprint recognition element, including fingerprint recognition electrode；The fingerprint recognition electrodes lay is in the visible area
Fingerprint induction region；
The touch-control sensing electrode and the fingerprint recognition electrode are layed in same layer shape in the fingerprint induction region
Into first electrode layer, the first electrode layer is set between the second surface of the first area and the third surface；.
The touch-control sensing electrode in the visible area, the non-fingerprint induction region forms the second electrode lay,
The second electrode lay is set to the 4th surface.
The above-mentioned touch screen with fingerprint identification function, since first electrode layer is set to the first area and second of cover board
Between the second surface in region and the third surface of substrate, therefore, fingerprint recognition electrode and touch-control sensing electrode formed
The distance of the first surface of the first area of one electrode layer and cover board is small, can delicately sense the firstth area for being covered in cover board
Fingerprint on the first surface in domain, fingerprint recognition high sensitivity；Simultaneously as fingerprint induction region is set to visible area
It is interior, the area in non-visible area domain can be reduced, disclosure satisfy that the demand of increase touch screen visible area.
The fingerprint recognition element in one of the embodiments, further includes fingerprint identification controller and the connection finger
Line identifies the fingerprint flexible circuit of electrode and fingerprint identification controller；The fingerprint identification controller and the fingerprint flexible circuit
It is set in the non-visible area domain；
The fingerprint induction region is set to an intersection of the visible area and the non-visible area domain, the fingerprint
Identification electrode is extended in the non-visible area domain to be connect with the fingerprint flexible circuit.
In this way, fingerprint recognition electrode is avoided to need to get to non-visible area domain from visible area by stretch diameter.From
And reach simple in structure, the effect to economize on resources.
In one of the embodiments, the fingerprint identification controller relative to the substrate, be set to the 4th table
Side where face；The fingerprint flexible circuit is set to the edge of the substrate, and connection is respectively arranged at the substrate both sides
The fingerprint recognition electrode and the fingerprint identification controller.In this way, can to avoid through hole is set on substrate, therefore,
Its stable structure has preferable drop resistant performance.
The touch sensing element in one of the embodiments, further includes touch control controller and the connection touch-control sense
Answer the touch-control flexible circuit of electrode and the touch control controller；
The touch-control sensing electrode extends to the non-visible area domain and is connect with the touch-control flexible circuit；The touch-control sense
The intersection for answering electrode and the non-visible area domain is the intersection；And the touch-control flexible circuit and the fingerprint flexible electrical
The edge of substrate described in Lu Junyu is provided adjacent to.In this way, can to avoid touch-control sensing electrode and non-visible area domain intersection and
The intersection in fingerprint induction electrode and non-visible area domain is set as same intersection and is stacked, and leads to the intersection needs
The non-visible area domain area of bigger could cover.
In one of the embodiments, in order to avoid user can directly be seen that fingerprint recognition electrode and/or touch-control sensing
Electrode, the fingerprint recognition electrode and/or the touch-control sensing electrode is transparent conductive semiconductor films or pass through metal grill
Technology is made.
In one of the embodiments, in order to enable the touch screen has the function of display, display element is further included；It is described
Display element, including the 5th surface towards the 4th surface and the 6th surface being oppositely arranged with the 5th surface.
The display element includes the display unit in transverse direction and longitudinal direction arrangement, the finger in one of the embodiments,
Line identifies that electrode and the touch-control sensing electrode are set on vertical plane, and the vertical plane is corresponding with the gap line for gap line
The fingerprint recognition electrode or the touch-control sensing electrode where straight line formed face；The gap line is two lateral rows
Or the septal line between the two row display units of longitudinal direction；The vertical plane is vertical with the face where the display unit.Such as
This, reduces the influence of fingerprint recognition electrode and touch-control sensing electrode to display effect.
In one of the embodiments, in order to further reduce fingerprint recognition electrode and touch-control sensing electrode to display effect
Influence, the width of the fingerprint recognition electrode and the touch-control sensing electrode is respectively less than the width of the gap line.
In one of the embodiments, in order to further reduce between adjacent fingerprint recognition electrode or touch-control sensing electrode
Influence, the density of fingerprint recognition electrode setting is more than or equal to the distance of two gap lines, and less than the wave of fingerprint
The distance at peak and trough.
A kind of terminal device with fingerprint identification function, including the touch screen described in above-mentioned any one.Due to the end
End equipment includes above-mentioned touch screen, therefore, has the advantageous effect that above-mentioned touch screen has.
Description of the drawings
Fig. 1 is the structure diagram of the touch screen of the terminal device with fingerprint identification function；
Fig. 2 is the diagrammatic cross-section of the touch screen with fingerprint identification function of one embodiment；
Fig. 3 is the diagrammatic cross-section of the touch screen with fingerprint identification function of second embodiment；
Fig. 4 is the diagrammatic cross-section of the touch screen with fingerprint identification function of third embodiment.
Specific embodiment
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In attached drawing
Give the preferred embodiment of the present invention.But the present invention can realize in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose for providing these embodiments is to make the understanding to the disclosure more saturating
It is thorough comprehensive.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The normally understood meaning of technical staff is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " including one or more phases
The arbitrary and all combination of the Listed Items of pass.
- 2 are please referred to Fig.1, the present invention provides a kind of touch screen 100 with fingerprint identification function.The touch screen 100 can answer
The terminal device of screen is provided with for smart mobile phone, tablet computer, touch device etc..The touch screen 100, including：
Cover board 110, including the 211 corresponding first area 111 of visible area with touch screen 100 and with the touch screen
100 213 corresponding second area 113 of non-visible area domain；The first area 111 and the second area 113 include the
One surface 112 and the second surface 114 being oppositely arranged with the first surface 112.
Substrate 130, the 4th surface 134 being oppositely arranged including third surface 132 and with the third surface 132 are described
Third surface 132 is towards the first area 111 and the second surface 112 of the second area 113.
Touch sensing element 150, including touch-control sensing electrode 151；The touch-control sensing electrode 151 is layed in described visual
In region 213.
Fingerprint recognition element 170, including fingerprint recognition electrode 171；The fingerprint recognition electrode 171 is layed in described visual
Fingerprint induction region 215 in region 213.
The touch-control sensing electrode 151 and the fingerprint recognition electrode 171 are layed in same layer and form first electrode layer
160, the first electrode layer 160 is set between the second surface 114 of the first area 111 and the third surface 132.
The touch-control sensing electrode 151 in the visible area 211, the non-fingerprint induction region forms the second electricity
Pole layer 162, the second electrode lay 162 is set to the 4th surface 134.
The above-mentioned touch screen 100 with fingerprint identification function, since first electrode layer 160 is set to the first of cover board 110
Between the third surface 132 of the second surface 114 and substrate 130 of region 111 and second area 113, therefore, fingerprint recognition electrode
171 and the first electrode layer 160 that is formed of touch control electrode 151 and the first surface 112 of the first area 111 of cover board 110 away from
From small, the fingerprint on the first surface 112 for the first area 111 for being covered in cover board 110 can be delicately sensed, fingerprint is known
Other high sensitivity；Simultaneously as fingerprint induction region 215 is set to 211 in visible area, non-visible area domain 213 can be reduced
Area, disclosure satisfy that the demand of increase touch screen 100 visible area 211.
It should be noted that in order to reduce the area in non-visible area domain 213, traditional touch-control with fingerprint identification function
The touch-control sensing electrode of screen is respectively arranged at fingerprint recognition electrode on two faces that substrate is away from each other, and therefore, is set to two
Touch-control sensing electrode on face has overlapped part with fingerprint recognition electrode, and lap will mutually have an impact.
Touch screen provided by the invention with fingerprint identification function, due to the touch-control sensing electrode 151 in fingerprint induction region 215 with
Fingerprint recognition electrode 171 is layed in first electrode layer 160 jointly, can be spread to avoid on same vertical line, in two levels
Equipped with electrode, and have an impact.
It is to be appreciated that fingerprint induction region 215 is due to being in visible area 211, and the acquisition needed for fingerprint sensing
Density is more than the acquisition density needed for touch-control sensing.Therefore, touch-control sensing electrode 151 is equipped in fingerprint induction region 215, together
The fingerprint recognition electrode for the laying spacing for being smaller than touch-control sensing electrode 151 is also equipped in Shi Zhiwen induction regions 215
171.It should be noted that the laying of fingerprint recognition electrode 171 is smaller than being equal to peaks and troughs closest in fingerprint
Distance.
It is also understood that ground is, fingerprint induction electrode 171 and touch-control sensing electrode 151 are independently set, compared to adopting
With the mode of multiplexing, for fingerprint induction electrode 171 and touch-control sensing electrode 151 are set as same electrode, have higher
Stability.
Further, referring to Fig. 2, can be passed through between the second surface 114 of cover board 110 and first electrode layer 160
One cementing layer 121 connects.It can be connected between first electrode layer 160 and substrate 130 by the second cementing layer 123.It is appreciated that
Ground can be filled between the first cementing layer 121 and the second cementing layer 123 in non-fingerprint induction region by another cementing layer,
So that stable structure.Each cementing layer can be OCA (Optically Clear Adhesive, the light of cementing transparent optical element
Learn glue).Layer 125 can be handed over to connect by third cementing layer between the second electrode lay 162 and the 4th surface 134 of substrate 130.
Specifically, the thickness of cover board 110 is less than or equal to 300um (millimeter)；The thickness of substrate 130 is less than or equal to 500um；The
One cementing layer 121 is less than or equal to 50um；Second cementing layer 123 is less than or equal to 25um.
Further, first electrode layer 160 includes emission layer (not shown) and receiving layer (not shown)；The emission layer
Setting is isolated between the receiving layer.So so that under non-touch pressure condition, emission layer insulate with receiving layer.Specifically, it sends out
It penetrates layer and receiving layer can be by each fingerprint recognition of 123 fixed transmission layer of the first cementing layer 121 and the second cementing layer respectively
The each fingerprint recognition receiving electrode and touch-control sensing of emission electrode and touch-control sensing emission electrode and receiving layer receive electricity
Pole.In this way, each electrode can be fixed, electrode arrangement entanglement is avoided to influence touch screen 100 and is worked.
In a wherein specific embodiment, emission layer and receiving layer can also fill third cementing layer (not shown)
With emission layer and receiving layer, thus under non-touch pressure condition, make emission layer and the purpose of receiving layer insulation.Specifically, third glue
The thickness for closing layer is less than or equal to 25um.
Fingerprint induction electrode 171 is only layed in fingerprint induction region 215 in one of the embodiments,.So as to avoid
It is full frame to be laid with fingerprint induction electrode 171 and cause the wasting of resources.The wasting of resources is embodied in two aspects, on the one hand wastes more
The fingerprint induction electrode 171 of laying, the resistance being on the other hand laid with when fingerprint induction electrode 171 works is larger, need to expend more
Electric energy.Therefore, fingerprint induction electrode 171 is only layed in fingerprint induction region 215, can also save electric energy, is extended standby
Time.
Further, the size of the fingerprint induction region 215 can be 8mm*8mm or 12mm*12mm.In this way, side
Just finger is positioned in fingerprint induction region 215, can receive more complete fingerprint graph, while again can be to avoid fingerprint
Induction region 215 sets excessive, and is laid with excessive fingerprint induction electrode 171 and causes the wasting of resources.
Second area 113 is provided at least one layer of color layers in one of the embodiments, so as to fulfill second area
113 correspond to non-visible area domain 213, avoid user that from can directly seeing following circuit structure by second area 213.Into one
Step ground, color layers include at least one layer of ink layer.
Referring to Fig. 3, the fingerprint recognition element 170 in one of the embodiments, further includes fingerprint identification controller
173 and the fingerprint flexible circuit 175 of the connection fingerprint recognition electrode 171 and fingerprint identification controller 173；The fingerprint recognition
Controller 173 and the fingerprint flexible circuit 175 are set in the non-visible area domain 213.In this way, avoid user can be can
Fingerprint flexible circuit 175 and fingerprint identification controller 173 are seen in viewed area 211.
The fingerprint induction zone 215 is set to an intersection of the visible area 211 and the non-visible area domain 213,
The fingerprint recognition electrode 171 is extended in the non-visible area domain 213 and is connect with the fingerprint flexible circuit 175.In this way, it keeps away
Exempting from fingerprint recognition electrode 171 needs to get to non-visible area domain 213 from visible area 211 by stretch diameter.So as to reach
Effect simple in structure, economizing on resources.
In the present embodiment, fingerprint flexible circuit 175 is for connecting fingerprint identification controller 173 and fingerprint recognition electrode
171 flexible circuit.Flexible circuit can be flexible PCB.Flexible circuit is using polyimides or polyester film as base material system
Into a kind of circuit with height reliability.Have many advantages, such as that Distribution density is high, light-weight, thickness is thin, bending is good.It is flexible
Circuit is applied in fingerprint recognition element 170, can reduce the size of entire fingerprint recognition element 170, and have lighter weight,
With longer service life.
It should be noted that fingerprint induction region 215 can be with visible area 211 and a boundary in non-visible area domain 213
Line is adjacent, it is preferable that fingerprint induction region 215 is set to the middle part of the boundary line, in this way, user is facilitated to position.It can manage
Xie Di, fingerprint induction region 215 can also be adjacent with a plurality of boundary line in visible area 211 and non-visible area domain 213.As referred to
Line induction region 215 can be set to two boundary line intersections in visible area 211 and non-visible area domain 213, in this way, also may be used
User to be facilitated to position.For another example, fingerprint induction region 215 can be with visible area 211 and three boundaries in non-visible area domain 213
Line is adjacent, so that a fingerprint induction region band is formed, in this way, user is facilitated to position.
In one of the embodiments, the fingerprint identification controller 173 relative to the substrate 130, be set to it is described
Side where 4th surface 134；The fingerprint flexible circuit 175 is set to the edge of the substrate 130, and connection is set respectively
In the fingerprint recognition electrode 171 of 130 both sides of substrate and the fingerprint identification controller 173.In this way, can to avoid
Through hole is set on substrate 130, and therefore, stable structure has preferable drop resistant performance.It is to be appreciated that the side of substrate 130
Edge is located at non-visible area domain 213, so as to which user is avoided to be immediately seen 130 edge of substrate.
The touch sensing element 150 in one of the embodiments, further includes touch control controller (not shown) and connection
The touch-control flexible circuit (not shown) of the touch-control sensing electrode 151 and the touch control controller；
The touch-control sensing electrode 151 extends to the non-visible area domain 213 and is connect with the touch-control flexible circuit；So as to
Touch-control flexible circuit can be immediately seen to avoid user.It is to be appreciated that touch control controller is set to 213 in non-visible area domain,
So as to which user is avoided to be immediately seen touch control controller.The touch-control sensing electrode 151 and the phase in the non-visible area domain 213
It is the intersection at friendship.Further, the intersection and the intersection set by fingerprint induction zone 215 are same intersection,
And the edge of the touch-control flexible circuit and the fingerprint flexible circuit 175 with the substrate 130 is provided adjacent to.It in this way, can
To avoid the intersection and fingerprint induction electrode 171 in touch-control sensing electrode 151 and non-visible area domain 213 and non-visible area domain 213
Intersection be set as same intersection and be stacked, and the intersection is caused to need 213 area of non-visible area domain of bigger
It could cover.
In a wherein specific embodiment, there are four sequentially connected friendships with the tool of non-visible area domain 213 for visible area 211
At boundary, respectively the first intersection, the second intersection, third intersection and the 4th intersection.Wherein the first intersection and third
Intersection is parallel and is oppositely arranged, and the second intersection is parallel with the 4th intersection and is oppositely arranged.It is it is to be appreciated that specific at this
In embodiment, intersection is boundary line.
In a wherein specific embodiment, fingerprint identification controller 173 and/or touch control controller can pass through ASIC
(Application Specific Integrated Circuits, application-specific integrated circuit) is realized.
In one of the embodiments, in order to avoid user can directly be seen that fingerprint recognition electrode 171 and/or touch-control sense
Electrode 151 is answered, the fingerprint recognition electrode 171 and/or the touch-control sensing electrode 151 are transparent conductive semiconductor film.Specifically
Ground, transparent conductive semiconductor film can be ITO (Indium Tin Oxides, tin indium oxide) film, i.e. indium tin oxide is partly led
Body transparent conductive film.
In another embodiment, in order to avoid user it can directly be seen that fingerprint recognition electrode 171 and/or touch-control sensing
Electrode 151, the fingerprint recognition electrode 171 and/or the touch-control sensing electrode 151 can pass through metal grill (metal
Mesh) technology is made.
Referring to Fig. 4, display element 190 is further included in one of the embodiments,.
The display element 190, including the 5th surface 192 towards the 4th surface 134 and with the 5th surface
192 the 6th surfaces 194 being oppositely arranged.
So so that the touch screen has the function of display.It should be noted that it in the present embodiment, is influenced to avoid
Display effect, fingerprint identification controller 173 relative to display element 190, be set to 194 institute of the 6th surface of display element 190
Side.Fingerprint flexible circuit 175 is set to the edge of display element 190 and substrate 130, is connected in third surface
The fingerprint identification controller 173 of side where the fingerprint recognition electrode 171 of side where 132 and the 6th surface 194.
Specifically, display element 190 can be connect with the second electrode lay 162 by the 5th cementing layer 127.More specifically,
The thickness of 5th cementing layer can be less than or equal to 100um.It is to be appreciated that the 4th cementing layer 125 and the 5th cementing layer 127 it
Between, it can be filled in fingerprint induction region 215 by another cementing layer, so that stable structure.
Further, the display element 190 includes the display unit (not shown) in transverse direction and longitudinal direction arrangement, the finger
Line identifies that electrode 171 and the touch-control sensing electrode set 151 and be placed in vertical plane (not shown), and the vertical plane is gap line
Straight line where the (not shown) fingerprint recognition electrode 171 corresponding with the gap line or the touch-control sensing electrode 151
The face of formation；Septal line of the gap line between two lateral rows or the two row display units of longitudinal direction；It is described vertical
Face is vertical with the face where the display unit.In this way, fingerprint recognition electrode 171 and touch-control sensing electrode 151 are reduced to display
The influence of effect.
Further, in order to further reduce fingerprint recognition electrode 171 and touch-control sensing electrode 151 to display effect
It influences, the width of the fingerprint recognition electrode 171 and the touch-control sensing electrode 151 is respectively less than the width of the gap line.
In one of the embodiments, with the continuous development of electronic technology, the resolution ratio of touch screen is higher and higher, still
The distance of the peaks and troughs of fingerprint is basically unchanged.In order to further reduce adjacent fingerprint recognition electrode 171 or touch-control sensing
Influence between electrode 151, the density that the fingerprint recognition electrode 171 is set are more than or equal to the distance of two gap lines,
And the distance of the peaks and troughs less than fingerprint.
It should be noted that in attached drawing 1-4, the relationship of some components for convenience of explanation, not according to component sheet
What the proportional sizes of body zoomed in and out, there are some elements to have diminution, amplification or truncation, such as touch-control sensing electrode 151 and refer to
Line induction electrode 171 has apparent enhanced processing；There is apparent truncation on the left of Fig. 2-3.
The present invention also provides a kind of terminal device with fingerprint identification function, including the touch-control described in above-mentioned any one
Screen 100.Since the terminal device includes above-mentioned touch screen 100, have the beneficial effect that above-mentioned touch screen 100 has
Fruit.
Above example only expresses the several embodiments of the present invention, and description is more specific and detailed, but can not
Therefore it is interpreted as the limitation to the scope of the claims of the present invention.It should be pointed out that for those of ordinary skill in the art,
Without departing from the inventive concept of the premise, multiple modification and improvement can also be made, these belong to the protection model of the present invention
It encloses.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of touch screen with fingerprint identification function, which is characterized in that including：
Cover board, it is corresponding including first area corresponding with the visible area of touch screen and with the non-visible area domain of the touch screen
Second area；The first area and the second area include first surface and are oppositely arranged with the first surface
Second surface；
Substrate, the 4th surface being oppositely arranged including third surface and with the third surface, the third surface is described in
First area and the second surface of the second area；
Touch sensing element, including touch-control sensing electrode；The touch-control sensing electrodes lay is in the visible area；
Fingerprint recognition element, including fingerprint recognition electrode；The fingerprint recognition electrodes lay is in the fingerprint in the visible area
Induction region；
The touch-control sensing electrode and the fingerprint recognition electrode are layed in same layer in the fingerprint induction region and form the
One electrode layer, the first electrode layer are set between the second surface of the first area and the third surface；
The touch-control sensing electrode in the visible area, the non-fingerprint induction region forms the second electrode lay, described
The second electrode lay is set to the 4th surface.
2. the touch screen according to claim 1 with fingerprint identification function, it is characterised in that：
The fingerprint recognition element further includes fingerprint identification controller and the connection fingerprint recognition electrode and fingerprint recognition control
The fingerprint flexible circuit of device；The fingerprint identification controller and the fingerprint flexible circuit are set in the non-visible area domain；
The fingerprint induction region is set to an intersection of the visible area and the non-visible area domain, the fingerprint recognition
Electrode is extended in the non-visible area domain and is connect with the fingerprint flexible circuit.
3. the touch screen according to claim 2 with fingerprint identification function, it is characterised in that：The fingerprint recognition control
Device is relative to the substrate, the side being set to where the 4th surface；The fingerprint flexible circuit is set to the substrate
Edge, connection be respectively arranged at the fingerprint recognition electrode of the substrate both sides and the fingerprint identification controller.
4. the touch screen according to claim 2 with fingerprint identification function, it is characterised in that：
The touch sensing element further includes touch control controller and connects the touch-control sensing electrode and the touch control controller
Touch-control flexible circuit；
The touch-control sensing electrode extends to the non-visible area domain and is connect with the touch-control flexible circuit；The touch-control sensing electricity
The intersection in pole and the non-visible area domain is the intersection；And the touch-control flexible circuit and the fingerprint flexible circuit are equal
It is provided adjacent to the edge of the substrate.
5. the touch screen according to claim 1 with fingerprint identification function, which is characterized in that the fingerprint recognition electrode
And/or the touch-control sensing electrode is made by transparent conductive semiconductor film or by metal grill technology.
6. the touch screen and terminal device with fingerprint identification function according to claim 1-5 any one, feature
It is, further includes display element；The display element, including the 5th surface towards the 4th surface and with the 5th table
The 6th surface that face is oppositely arranged.
7. the touch screen according to claim 6 with fingerprint identification function, which is characterized in that the display element includes
In the display unit that transverse direction and longitudinal direction arranges, the fingerprint recognition electrode and the touch-control sensing electrode are set on vertical plane,
The vertical plane is where the gap line fingerprint recognition electrode corresponding with the gap line or the touch-control sensing electrode
The face that straight line is formed；Septal line of the gap line between two lateral rows or the two row display units of longitudinal direction；It is described
Vertical plane is vertical with the face where the display unit.
8. the touch screen according to claim 7 with fingerprint identification function, which is characterized in that the fingerprint recognition electrode
And the width of the touch-control sensing electrode is respectively less than the width of the gap line.
9. according to the touch screen with fingerprint identification function described in claim 7-8 any one, which is characterized in that the finger
The density of line identification electrode setting is more than or equal to the distance of two gap lines, and less than fingerprint peaks and troughs away from
From.
10. a kind of terminal device with fingerprint identification function, which is characterized in that including described in claim 1-9 any one
Touch screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611265897.6A CN108268161A (en) | 2016-12-30 | 2016-12-30 | Touch screen and terminal device with fingerprint identification function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611265897.6A CN108268161A (en) | 2016-12-30 | 2016-12-30 | Touch screen and terminal device with fingerprint identification function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108268161A true CN108268161A (en) | 2018-07-10 |
Family
ID=62770184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611265897.6A Withdrawn CN108268161A (en) | 2016-12-30 | 2016-12-30 | Touch screen and terminal device with fingerprint identification function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108268161A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3608763A1 (en) * | 2018-08-10 | 2020-02-12 | Samsung Electronics Co., Ltd. | Touch-fingerprint complex sensor and electronic apparatus including the same |
-
2016
- 2016-12-30 CN CN201611265897.6A patent/CN108268161A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3608763A1 (en) * | 2018-08-10 | 2020-02-12 | Samsung Electronics Co., Ltd. | Touch-fingerprint complex sensor and electronic apparatus including the same |
| US11455815B2 (en) | 2018-08-10 | 2022-09-27 | Samsung Electronics Co., Ltd. | Touch-fingerprint complex sensor and electronic apparatus including the same |
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| CB02 | Change of applicant information |
Address after: 330096 No.699 Tianxiang North Avenue, Nanchang hi tech Industrial Development Zone, Nanchang City, Jiangxi Province Applicant after: Jiangxi OMS Microelectronics Co.,Ltd. Address before: 330096 No.699 Tianxiang North Avenue, Nanchang hi tech Industrial Development Zone, Nanchang City, Jiangxi Province Applicant before: OFilm Microelectronics Technology Co.,Ltd. Address after: 330096 No.699 Tianxiang North Avenue, Nanchang hi tech Industrial Development Zone, Nanchang City, Jiangxi Province Applicant after: OFilm Microelectronics Technology Co.,Ltd. Address before: 330029 Nanchang Avenue, Nanchang high tech Zone, Nanchang, Jiangxi 1189 Applicant before: NANCHANG OFILM BIO-IDENTIFICATION TECHNOLOGY Co.,Ltd. |
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180710 |