CN108537171A - A kind of display device and preparation method thereof - Google Patents
A kind of display device and preparation method thereof Download PDFInfo
- Publication number
- CN108537171A CN108537171A CN201810311273.6A CN201810311273A CN108537171A CN 108537171 A CN108537171 A CN 108537171A CN 201810311273 A CN201810311273 A CN 201810311273A CN 108537171 A CN108537171 A CN 108537171A
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- China
- Prior art keywords
- guard member
- display device
- display panel
- fingerprint recognition
- recognition module
- 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.)
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Classifications
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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
Abstract
A kind of display device of present invention offer and preparation method thereof; the display device includes display panel, fingerprint recognition module, the first guard member and the second guard member, and the fingerprint recognition module, first guard member and second guard member are located at the non-displaying side of the display panel；First guard member, which is equipped with, runs through through-hole, and the second guard member closing is described to form container through one end of through-hole；The fingerprint recognition module is located in the container, and first guard member and/or second guard member include light absorbent.A kind of display device of present invention offer and preparation method thereof is mapped to avoid the illumination for touching main body reflection on circuit board.
Description
Technical field
The present invention relates to display technology fields more particularly to a kind of display device and preparation method thereof.
Background technology
It is unique since fingerprint is inherent for everyone.With the development of science and technology, market
On there are a variety of display devices with fingerprint identification function, such as mobile phone, tablet computer and intelligent wearable device.This
Sample, user is before operating the display device with fingerprint identification function, it is only necessary to the specific region of finger touch display unit is used,
Authority Verification is can be carried out by the identification of fingerprint recognition module, simplifies Authority Verification process.Fingerprint recognition is according to work
Principle point may include light sensation fingerprint recognition and ultrasonic fingerprint identification etc..
Since fingerprint recognition module realizes fingerprint recognition according to the light that main body (finger) reflects is touched, and touch main body reflection
Light in a part of light, through the circuit board for being irradiated to display panel non-displaying side after display panel and fingerprint recognition module
On, influence component in circuit board normal work (illustratively, illumination be mapped to thin film transistor (TFT) channel region generate photoproduction carry
Stream, influences the electric property of thin film transistor (TFT)).
Invention content
A kind of display device of present invention offer and preparation method thereof is mapped to circuit board to avoid the illumination for touching main body reflection
On.
In a first aspect, the embodiment of the present invention provides a kind of display device, the display device includes display panel, fingerprint knowledge
Other module, the first guard member and the second guard member, the fingerprint recognition module, first guard member and second guard member
Positioned at the non-displaying side of the display panel；
First guard member, which is equipped with, runs through through-hole, and described formed through one end of through-hole of the second guard member closing is received
Tank；The fingerprint recognition module is located in the container, and first guard member and/or second guard member include inhaling
Luminescent material.
Second aspect, the embodiment of the present invention provide a kind of production method of display device, including：
One display panel is provided；
Optical transparent adhesive is coated in the non-displaying side of the display panel；
Fingerprint recognition module is fitted in the Optical transparent adhesive；
It will be adhesively fixed in the non-displaying side of the display panel equipped with the first guard member through through-hole；
Second guard member is adhesively fixed in first guard member, and is closed described through through-hole formation container；
Wherein, the fingerprint recognition module is located in the container, first guard member and/or second protection
Part includes light absorbent.
Display device provided in an embodiment of the present invention includes fingerprint recognition module, and fingerprint recognition module is located at display panel
Non-displaying side, to not interfere with normal luminescence display.Display device further includes the first guard member, and the first guard member is provided with
Through through-hole, fingerprint recognition module be at least partially disposed at the first guard member in the through-hole, the first guard member protects fingerprint
Identify that the side of module is damaged from external mechanical.Display device further includes the second guard member, and the second guard member protects fingerprint to know
The bottom surface of other module is damaged from external mechanical, and the second guard member forms container with the first guard member, and container is used for
Store fingerprint recognition module.The first guard member and/or the second guard member in the embodiment of the present invention include light absorbent, thus will
The light of main body reflection is touched through being absorbed after display panel and fingerprint recognition module, the illumination for avoiding touch main body reflection is mapped to
On circuit board, the normal work of component in circuit board has been ensured.
Description of the drawings
Fig. 1 is a kind of overlooking structure diagram of display device provided in an embodiment of the present invention；
Fig. 2 is the cross-sectional view in the directions AA ' along Fig. 1；
Fig. 3 is a kind of cross-sectional view of light collimating structure provided in an embodiment of the present invention；
Fig. 4 is the overlooking structure diagram of another display device provided in an embodiment of the present invention；
Fig. 5 is the cross-sectional view of another display device provided in an embodiment of the present invention；
Fig. 6 is the cross-sectional view of another display device provided in an embodiment of the present invention；
Fig. 7 is the overlooking structure diagram of another display device provided in an embodiment of the present invention；
Fig. 8 is the cross-sectional view of another display device provided in an embodiment of the present invention；
Fig. 9 is the cross-sectional view of another display device provided in an embodiment of the present invention；
Figure 10 is the cross-sectional view of another display device provided in an embodiment of the present invention；
Figure 11 is a kind of making schematic diagram of display device provided in an embodiment of the present invention；
Figure 12 is the making schematic diagram of another display device provided in an embodiment of the present invention.
Specific implementation mode
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention rather than limitation of the invention.It also should be noted that in order to just
Only the parts related to the present invention are shown in description, attached drawing rather than entire infrastructure.
Fig. 1 is a kind of overlooking structure diagram of display device provided in an embodiment of the present invention, and Fig. 2 is the sides AA ' along Fig. 1
To cross-sectional view, display device provided in an embodiment of the present invention includes display panel 10, fingerprint recognition module 20,
One guard member 31 and the second guard member 32.Display panel 10 for example can be organic light emitting display panel or liquid crystal display panel.
Arrow direction shown in Fig. 2 is the luminescence display direction of display panel 10, fingerprint recognition module 20, the first guard member 31 and second
Guard member 32 is located at the non-displaying side of display panel 10, and the non-displaying side of display panel 10 is display panel 10 along arrow negative direction
Side.First guard member 31, which is equipped with, runs through through-hole 310, and the closing of the second guard member 32 forms receiving through one end of through-hole 310
Slot 330, fingerprint recognition module 20 are located in container 330, and the first guard member 31 and/or the second guard member 32 include extinction material
Material.
Display device provided in an embodiment of the present invention includes fingerprint recognition module, and fingerprint recognition module is located at display panel
Non-displaying side, to not interfere with normal luminescence display.Display device further includes the first guard member, and the first guard member is provided with
Through through-hole, fingerprint recognition module be at least partially disposed at the first guard member in the through-hole, the first guard member protects fingerprint
Identify that the side of module is damaged from external mechanical.Display device further includes the second guard member, and the second guard member protects fingerprint to know
The bottom surface of other module is damaged from external mechanical, and the second guard member forms container with the first guard member, and container is used for
Store fingerprint recognition module.The first guard member and/or the second guard member in the embodiment of the present invention include light absorbent, thus will
The light of main body reflection is touched through being absorbed after display panel and fingerprint recognition module, the illumination for avoiding touch main body reflection is mapped to
On circuit board, the normal work of component in circuit board has been ensured.
Optionally, with reference to figure 2, the first guard member 31 and/or the second guard member 32 include light absorbent, and light absorbent includes
Foam or extinction silica gel.Foam is the material that plastic pellet foamed, and has flexible, light-weight, quickly pressure-sensitive fixation, use
Convenient, bending freely, a series of features such as the ultra-thin, dependable performance of volume.The first guard member 31 and second is made using foam to protect
When guard 32, the overall weight of display device can be mitigated.Extinction silica gel can for example be named in silica gel is added black material shape
At, silica gel is a kind of high activity sorbing material, belongs to amorphous substance, and silica gel main component is silica, and chemical property is stablized,
It does not burn.
Optionally, with reference to figure 2, fingerprint recognition module 20 is bonded by adhesive layer 41 and the second guard member 32, the first protection
Part 31 is bonded by adhesive layer 41 and the second guard member 32.Adhesive layer 41 is such as may be used double faced adhesive tape or glue.By fingerprint
Identification module 20 is adhesively fixed with the second guard member 32 by adhesive layer 41, can be better achieved to fingerprint recognition module 20
It is fixed, the relative movement between fingerprint recognition module 20 and display panel 10 is prevented, to ensure the accuracy of fingerprint recognition.
Optionally, with reference to figure 2, display device can also include cover sheet 11, and glass etc. may be used in cover sheet 11
Rigid device, cover sheet 11 can also use the flexible devices such as thin-film material, can specifically be selected according to product demand.
Cover sheet 11 is fixed on the surface that display panel 10 shows side, for protecting display panel 10 to be damaged from external mechanical.It is aobvious
Show that panel 10 shows that side is the side in the direction of the arrow of display panel 10.
Optionally, with reference to figure 2, fingerprint recognition module 20 includes light collimating structure 22 and at least one fingerprint sensor
21, light collimating structure 22 is located in the through-hole 310, and at least one fingerprint sensor 21 is located at light collimating structure 22 and the
Between two guard members 32.Fingerprint recognition module 20 can also include fingerprint sensor substrate 23, at least one fingerprint sensor 21
It can be formed on fingerprint sensor substrate 23, i.e., form the circuit knot of fingerprint sensor 21 on fingerprint sensor substrate 23
Structure.Light collimating structure 22 has the function of that light collimation, light collimating structure 22 allow incident angle to be less than preset value (example
Such as 10 °) light be irradiated on fingerprint sensor 21, and the light that incident angle is greater than or equal to preset value can not be then irradiated to
On fingerprint sensor 21, the same fingerprint sensor is exposed to so as to avoid via the light for touching the reflection of main body different location
On 21, that is, avoid crosstalk phenomenon existing for fingerprint identification process.
Fig. 3 is a kind of cross-sectional view of light collimating structure provided in an embodiment of the present invention, referring to figs. 2 and 3,
Light collimating structure 22 includes multiple arranges in the same direction and perpendicular to the optical fiber structure of 31 place plane of the first guard member
221, optical fiber structure 221 includes inner core and shell, 221 position light transmission of optical fiber structure, each adjacent two optical fiber structure 221
Between be provided with extinction structure 222,222 position of extinction structure is opaque.It should be noted that optical fiber shown in Fig. 3
Structure is only a kind of example in light collimating structure, not limitation of the invention.
Optionally, with reference to figure 2, at least one fingerprint sensor 21 is connected with light collimating structure 22 by Optical transparent adhesive 42
It connects.Optionally, all fingerprint sensors 21 can be located at same layer, and all fingerprint sensors 21 can pass through optics
Transparent adhesive tape 42 is adhesively fixed with light collimating structure 22 and is integrated.There is Optical transparent adhesive 42 water white transparency, light transmission rate to exist
90% or more, cementing strength is good, can cure under room temperature or medium temperature, and have the features such as cure shrinkage is small.By at least one finger
When line sensor 21 is connect with light collimating structure 22 by Optical transparent adhesive 42, independent fingerprint sensor can be made respectively
21 with independent light collimating structure 22, manufacturing process is simple and easy to do.
Fig. 4 is the overlooking structure diagram of another display device provided in an embodiment of the present invention, with reference to figure 4, at least one
A fingerprint sensor 21 is in direct contact with light collimating structure 22.Optionally, all fingerprint sensors 21 can be located at same
Layer, and all fingerprint sensors 21 are formed directly on light collimating structure 22.That is, light collimating structure 22 is first made,
Then the circuit for constituting fingerprint sensor 21 is made on light collimating structure 22.Since fingerprint sensor 21 is directly formed at
On light collimating structure 22, light collimating structure 22 plays the role of substrate, without specially providing fingerprint sensor
Substrate, and be not necessarily to fingerprint sensor 21 and light collimating structure 22 through optical clear gluing knot, therefore include fingerprint sensing
The fingerprint recognition module 20 of device 21 and light collimating structure 22, on the direction of 10 place plane of display panel have compared with
The volume of small thickness, fingerprint recognition module 20 is smaller, to reduce 20 the space occupied of fingerprint recognition module.
Fig. 5 is the cross-sectional view of another display device provided in an embodiment of the present invention, is protected with reference to figure 5, first
20 groups of guard 31 and fingerprint recognition module are adhesively fixed by Optical transparent adhesive 42 and display panel 10, therefore are protected by first
When guard 31, fingerprint recognition module 20 and display panel 10 are fixed together, it is only necessary to one layer of Optical transparent adhesive 42 is set,
It is convenient and efficient.
Optionally, with reference to figure 2, the second guard member 32 closes on the side setting fluted 320 of the first guard member 31, and second protects
The section shape of guard 32 is concave, and the opening of groove 320 docks with through through-hole 310, groove 320 and through through-hole
310 form container 330.A part for fingerprint recognition module 20 be located at the first guard member in the through-hole 310, fingerprint recognition
Another part of module 20 is located in the groove 320 of the second guard member 32.Illustratively, light collimating structure 22 can be located at the
One guard member runs through in through-hole 310, and fingerprint sensor 21 can be located in the groove 320 of the second guard member 32.In other realities
It applies in mode, the first guard member 31 and the second guard member 32 can also be with the modes of other formation containers 330.
Fig. 6 is the cross-sectional view of another display device provided in an embodiment of the present invention, is protected with reference to figure 6, second
The surface that guard 32 closes on the first guard member 31 is plane.First guard member 31 can be tabular, flat first protection
Part 31 is not necessarily to increase additional technique formation structure such as groove, therefore the second guard member 32 closes on the table of the first guard member 31
When face is plane, flat second guard member 32 can be used, to save manufacturing process.In addition, the second guard member 32 is closed on
When the surface of first guard member 31 is plane, an adhesive layer 41 may be used while realizing the protection of the first guard member 31 and second
Being adhesively fixed between being adhesively fixed between part 32 and fingerprint recognition module 20 and the second guard member 32.
Fingerprint recognition module can only be distributed in the subregion of viewing area, can also be distributed in the whole of viewing area.Ginseng
Fig. 1 is examined, display panel 10 includes viewing area 110 (dotted line frame inner region) and the non-display area 120 positioned at 110 periphery of viewing area
(dotted line frame exterior domain), fingerprint recognition module 20 are located at viewing area 110, the first guard member 31 in the upright projection of display panel 10
Positioned at non-display area 120 and part viewing area 110.Fingerprint recognition module 20 occupies part viewing area 110, then touches main body
When the region of fingerprint recognition module 20 is set in viewing area 110, fingerprint recognition may be implemented.If by fingerprint recognition module
20 are set to non-display area 120, since fingerprint recognition module 120 can occupy the space of a part of non-display area 120, cause non-aobvious
Show the increase of 120 area of area, the trend of this and narrow frame is disagreed.In the embodiment of the present invention, fingerprint recognition module 120 is set to
Viewing area 110 is not take up non-display 120 area, is conducive to the narrow frame design of display device.
Fig. 7 is the overlooking structure diagram of another display device provided in an embodiment of the present invention, unlike Fig. 1,
Fingerprint recognition module is distributed in entire viewing area, and with reference to figure 7, display panel 10 includes viewing area 110 and is located at outside viewing area 110
The non-display area 120 enclosed, fingerprint recognition module 20 cover viewing area 110, the first guard member in the upright projection of display panel 10
31 are located at non-display area 120.Fingerprint recognition module 20 occupies the whole of viewing area 110, then touches main body and be located at viewing area 110
When middle arbitrary region, it can be detected by fingerprint recognition module 20 via the light for touching main body reflection, therefore in viewing area 110
Any position fingerprint recognition may be implemented.
Fingerprint sensor 21 in fingerprint recognition module 20 will produce heat in the process of work, and display panel 10 is in work
Also it will produce heat during work, and the aggregation of heat can influence the performance of fingerprint sensor 21, reduce the essence of fingerprint recognition
Exactness.Optionally, with reference to figure 1- Fig. 7, the first guard member 31 and/or the second guard member 32 further include heat sink material, heat sink material
Including heat dissipation particle or heat radiation material layer.In the embodiment of the present invention, by the way that the first guard member 31 and/or the second guard member 32 are set
It is set to the performance for enabling heat to conduct rapidly including heat sink material and being unlikely to influence fingerprint sensor 21, has ensured fingerprint
Sensor 21 can work normally.
Fig. 8 is the cross-sectional view of another display device provided in an embodiment of the present invention, is protected with reference to figure 8, first
Guard 31 and the second guard member 32 include heat dissipation particle 50, and heat dissipation particle 50 can be uniformly dispersed in base material.Radiate particle
50 for example may be used graphite material and/or metal material, and foam or extinction silica gel for example may be used in base material.Metal material example
Copper or aluminium such as may be used.
Fig. 9 is the cross-sectional view of another display device provided in an embodiment of the present invention, is protected with reference to figure 9, first
Guard 31 and the second guard member 32 respectively include at least one laminated construction, and laminated construction is heat radiation material layer 302 and substrate layer
301 lamination, substrate layer 301 include foam or extinction silica gel.
Optionally, with reference to figure 9, heat radiation material layer 302 can only be adopted only with graphite material, heat radiation material layer 302
With metal material, heat radiation material layer 302 can also use graphite material and metal material simultaneously.
Figure 10 is the cross-sectional view of another display device provided in an embodiment of the present invention, with reference to figure 10, heat dissipation
Material layer 302 includes the first heat radiation material layer 303 and the second heat radiation material layer 304, and the first heat radiation material layer 303 is located at substrate layer
301 and second between heat radiation material layer 304, and the first heat radiation material layer 303 includes graphite material, the second heat radiation material layer 304 packet
Include metal material.Due to graphite material have it is laminar structured, the active force between lamella and lamella is weak, between lamella and lamella
It is easy to fall off, therefore the first heat radiation material layer 303 of graphite material is set to substrate layer 301 and metal material by the embodiment of the present invention
Material the second heat radiation material layer 304 between, substrate layer 301 and metal material wrap up graphite material, prevent graphite material by
Applied external force and cause lamella to fall off.Graphite material has preferable thermal conductivity, i.e. the first heat radiation material layer 303 in lamella
There is preferable thermal conductivity on the direction of container 330；Metal material has preferable thermal conductivity on vertical direction,
That is the second heat radiation material layer 303 has preferable thermal conductivity on the direction of container 330.Graphite material and metal material
When both material are used cooperatively, make heat radiation material layer 302 on the direction of container 330 and perpendicular to container 330
All there is preferable thermal diffusivity on direction, enhance the heat dissipation performance of heat radiation material layer 302.
It should be noted that in other embodiments, for the first guard member and the second guard member, heat radiation material layer can be with
It is made of at least three different sub- heat radiation material layers；First guard member can respectively include multiple heat dissipation materials with the second guard member
The laminated construction of the bed of material and substrate layer, i.e. heat radiation material layer, substrate layer, heat radiation material layer, substrate layer ....
The embodiment of the present invention additionally provides the method for making above-mentioned display device, with reference to figure 1- Figure 10, the system of display device
Include the following steps as method：
S110, a display panel 10 is provided.
S120, the non-displaying side coating Optical transparent adhesive 42 in display panel 10.
S130, fingerprint recognition module 20 is fitted in Optical transparent adhesive 42.
Optionally, fingerprint recognition module 20 includes light collimating structure 22 and at least one fingerprint sensor 21.
S140, it will be adhesively fixed in the non-displaying side of display panel 10 equipped with the first guard member 31 through through-hole 310.
Optionally, light collimating structure 22 is located in through-hole 310.
S150, the second guard member 32 is adhesively fixed in the first guard member 31, and closes and forms container through through-hole 310
330。
It is alternatively possible to first attach adhesive layer 41 in the second guard member 32, then second with adhesive layer 41 is protected
Guard 32 fits in the first guard member 31.Fingerprint recognition module 20 can also be bonded by adhesive layer 41 and the second guard member 32
It is fixed, so that the fixation to fingerprint recognition module 20 is better achieved, prevent between fingerprint recognition module 20 and display panel 10
Relative movement, to ensure the accuracy of fingerprint recognition.
Wherein, fingerprint recognition module 20 is located in container 330, and the first guard member 31 and/or the second guard member 32 include
Light absorbent.Optionally, after step silo before step S120, a protection can be fixed in the display side of display panel 10
Cover board 11；Alternatively, after the step s 150, a cover sheet 11 can be fixed in the display side of display panel 10.It needs to illustrate
, in some embodiments it is possible to which step S140 is placed in before step S120 and step S130, that is to say, that first
It will be adhesively fixed in the non-displaying side of display panel 10, then in display panel equipped with the first guard member 31 through through-hole 310
10 non-displaying side coats Optical transparent adhesive 42, and fingerprint recognition module 20 is fitted in Optical transparent adhesive 42.
Figure 11 is a kind of making schematic diagram of display device provided in an embodiment of the present invention, with reference to figure 11, display device
Production method includes the following steps：
S210, a display panel 10 is provided.
S220, the non-displaying side coating Optical transparent adhesive 42 in display panel 10.
Optionally, Optical transparent adhesive 42 covers the whole region of display panel 10.
S230, fingerprint recognition module 20 is fitted in Optical transparent adhesive 42.
S240, it will be adhesively fixed in display surface by Optical transparent adhesive 42 equipped with the first guard member 31 through through-hole 310
The non-displaying side of plate 10.
Optionally, fingerprint recognition module 20 covers viewing area, the first guard member 31 in the upright projection of display panel 10
In non-display area.
S250, the second guard member 32 is adhesively fixed in the first guard member 31, and closes and forms container through through-hole 310
320。
In the production method of display panel provided in an embodiment of the present invention, by the first guard member 31, fingerprint recognition module 20
When being fixed together with display panel 10, it is only necessary to one layer of Optical transparent adhesive 42 is set, it is convenient and efficient.
Figure 12 is the making schematic diagram of another display device provided in an embodiment of the present invention, Figure 12, the system of display device
Include the following steps as method：
S310, a display panel 10 is provided.
S320, the non-displaying side coating Optical transparent adhesive 42 in display panel 10.
Optionally, Optical transparent adhesive 42 covers the subregion of display panel 10.For example, Optical transparent adhesive 42 can be covered
The general center position of lid display panel 10.
S330, fingerprint recognition module 20 is fitted in Optical transparent adhesive 42.
S341, adhesive layer 41 (being not shown in Figure 12) is attached on the surface of 31 side of the first guard member.
Optionally, adhesive layer 41 can be double faced adhesive tape or glue.
S342, it will be adhesively fixed in display panel 10 by adhesive layer 41 equipped with the first guard member 31 through through-hole 310
Non-displaying side.
S350, the second guard member 32 is adhesively fixed in the first guard member 31, and closes and forms container through through-hole 310
330。
Note that above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The present invention is not limited to specific embodiments described here, can carry out for a person skilled in the art it is various it is apparent variation,
It readjusts, be combined with each other and substitutes without departing from protection scope of the present invention.Therefore, although by above example to this
Invention is described in further detail, but the present invention is not limited only to above example, is not departing from present inventive concept
In the case of, can also include other more equivalent embodiments, and the scope of the present invention is determined by scope of the appended claims.
Claims (17)
1. a kind of display device, which is characterized in that the display device includes display panel, fingerprint recognition module, the first protection
Part and the second guard member, the fingerprint recognition module, first guard member and second guard member are located at the display surface
The non-displaying side of plate；
First guard member, which is equipped with, runs through through-hole, and the second guard member closing is described to form receiving through one end of through-hole
Slot；The fingerprint recognition module is located in the container, and first guard member and/or second guard member include extinction
Material.
2. display device according to claim 1, which is characterized in that the fingerprint recognition module by adhesive layer with it is described
Second guard member bonds, and first guard member is bonded by adhesive layer and second guard member.
3. display device according to claim 1, which is characterized in that the light absorbent includes foam or extinction silica gel.
4. display device according to claim 1, which is characterized in that first guard member and/or second protection
Part further includes heat sink material, and the heat sink material includes heat dissipation particle or heat radiation material layer.
5. display device according to claim 1, which is characterized in that first guard member and second guard member point
Not Bao Kuo at least one laminated construction, the laminated construction be heat radiation material layer and substrate layer lamination；The substrate layer includes
Foam or extinction silica gel.
6. display device according to claim 4 or 5, which is characterized in that the heat radiation material layer include graphite material and/
Or metal material.
7. display device according to claim 5, which is characterized in that the heat radiation material layer includes the first heat radiation material layer
With the second heat radiation material layer, first heat radiation material layer is between the substrate layer and second heat radiation material layer, institute
It includes graphite material to state the first heat radiation material layer, and second heat radiation material layer includes metal material.
8. display device according to claim 1, which is characterized in that the fingerprint recognition module includes light collimating structure
With at least one fingerprint sensor, the light collimating structure is located at described in through-hole, at least one fingerprint sensing
Device is between the light collimating structure and second guard member.
9. display device according to claim 8, which is characterized in that at least one fingerprint sensor and the light
Collimating structure is in direct contact or by optical clear glue connection.
10. display device according to claim 1, which is characterized in that second guard member closes on first protection
The surface of part is plane.
11. display device according to claim 1, which is characterized in that second guard member closes on first protection
The side setting of part is fluted, and the opening of the groove is docked with described through through-hole；The groove runs through through-hole shape with described
At the container.
12. display device according to claim 1, which is characterized in that first guard member and the fingerprint recognition
Module is adhesively fixed by Optical transparent adhesive and the display panel.
13. display device according to claim 1, which is characterized in that the display panel include viewing area and be located at institute
State the non-display area of non-display area；
The fingerprint recognition module covers the viewing area in the upright projection of the display panel；First guard member is located at
The non-display area.
14. display device according to claim 1, which is characterized in that the display panel include viewing area and be located at institute
State the non-display area of non-display area；
The fingerprint recognition module is located at the viewing area in the upright projection of the display panel；First guard member is located at
The non-display area and the part viewing area.
15. a kind of production method of display device, which is characterized in that including：
One display panel is provided；
Optical transparent adhesive is coated in the non-displaying side of the display panel；
Fingerprint recognition module is fitted in the Optical transparent adhesive；
It will be adhesively fixed in the non-displaying side of the display panel equipped with the first guard member through through-hole；
Second guard member is adhesively fixed in first guard member, and is closed described through through-hole formation container；
Wherein, the fingerprint recognition module is located in the container, first guard member and/or the second guard member packet
Include light absorbent.
16. manufacturing method according to claim 15, which is characterized in that will be equipped with the first guard member bonding through through-hole
It is fixed on the non-displaying side of the display panel, including：
It will be adhesively fixed in the non-aobvious of the display panel by the Optical transparent adhesive equipped with the first guard member through through-hole
Show side.
17. manufacturing method according to claim 15, which is characterized in that will be equipped with the first guard member bonding through through-hole
It is fixed on the non-displaying side of the display panel, including：
Adhesive layer is attached on the surface of first guard member side；
It will be adhesively fixed in the non-displaying side of the display panel by the adhesive layer equipped with the first guard member through through-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810311273.6A CN108537171A (en) | 2018-04-09 | 2018-04-09 | A kind of display device and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810311273.6A CN108537171A (en) | 2018-04-09 | 2018-04-09 | A kind of display device and preparation method thereof |
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| CN201810311273.6A Pending CN108537171A (en) | 2018-04-09 | 2018-04-09 | A kind of display device and preparation method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109273513A (en) * | 2018-10-31 | 2019-01-25 | 京东方科技集团股份有限公司 | A kind of production method of display module, display device and display module |
| CN109643377A (en) * | 2018-11-19 | 2019-04-16 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
| WO2020107381A1 (en) * | 2018-11-30 | 2020-06-04 | 上海箩箕技术有限公司 | Optical fingerprint sensor module and forming method therefor |
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