CN109460695A - Fingerprint sensing device and intelligent terminal - Google Patents
Fingerprint sensing device and intelligent terminal Download PDFInfo
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- CN109460695A CN109460695A CN201710797085.4A CN201710797085A CN109460695A CN 109460695 A CN109460695 A CN 109460695A CN 201710797085 A CN201710797085 A CN 201710797085A CN 109460695 A CN109460695 A CN 109460695A
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- circuit board
- mould group
- glass cover
- plate
- fingerprint sensor
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- 239000011521 glass Substances 0.000 claims abstract description 82
- 238000009500 colour coating Methods 0.000 claims description 17
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 14
- 230000003287 optical effect Effects 0.000 claims description 14
- 239000000741 silica gel Substances 0.000 claims description 14
- 229910002027 silica gel Inorganic materials 0.000 claims description 14
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 239000012790 adhesive layer Substances 0.000 abstract description 11
- 229920000297 Rayon Polymers 0.000 abstract description 8
- 239000003292 glue Substances 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 abstract description 6
- 230000002950 deficient Effects 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 31
- 230000001939 inductive effect Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical group [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 4
- 239000010931 gold Substances 0.000 description 4
- 229910052737 gold Inorganic materials 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000004642 Polyimide Substances 0.000 description 2
- 230000003796 beauty Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010422 painting Methods 0.000 description 2
- 229920006267 polyester film Polymers 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
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
- G06V40/1318—Sensors therefor using electro-optical elements or layers, e.g. electroluminescent sensing
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- Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Image Input (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
A kind of fingerprint sensing device and intelligent terminal provided by the invention, are related to fingerprint identification technology field.The fingerprint sensing device is applied to the intelligent terminal.The fingerprint sensing device includes fingerprint sensor mould group, circuit board, protecting frame and glass cover-plate; the protecting frame is connected between the glass cover-plate and circuit board; the fingerprint sensor mould group setting is formed by space in the glass cover-plate, circuit board and protecting frame; it is embedded in the protecting frame, and the fingerprint sensor mould group and the circuit board are electrically connected.Fingerprint sensor mould group surface is not provided with adhesive-layer, reduces fraction defective, improves the image quality of fingerprint sensor mould group.The impression as caused by viscose glue is avoided to influence beautiful.
Description
Technical field
The present invention relates to fingerprint identification technology fields, in particular to a kind of fingerprint sensing device and intelligent terminal.
Background technique
Fingerprint, since it with unchangeable property, uniqueness and obtains convenience, almost as living things feature recognition
Synonym.Fingerprint identification technology is then that the identity of people is mapped with fingerprint, by by the fingerprint of acquisition and pre-saving
Fingerprint is compared, to verify identity.Fingerprint identification technology is very widely used, such as the field of safety check such as public security bureau and customs,
Consumer product areas such as the access control system and private Electronic's equipment of building etc..
Fingerprint sensor is the important composition component of fingerprint recognition, for realizing fingerprint collecting.Fingerprint sensor can wrap
Include optical fingerprint sensor, capacitive fingerprint sensor, ultrasonic fingerprint sensor etc..But in general, optical fingerprint sensor at
Picture effect is relatively preferable, and equipment cost is relatively low.When acquiring fingerprint, optical fingerprint sensor needs optical fingerprint sensor
It contacts, but cannot directly contact with the finger of collected fingerprint, be typically employed in optical fingerprint sensor surface and add glass
Cover board.And generally for the position of optical fingerprint sensor is fixed, viscose glue can be used optical fingerprint sensor and glass cover
Plate bonding.But no matter inventor is it has been observed that select the viscose glue of which kind of material that can influence optical fingerprint sensor into image quality
Amount, and the problems such as the use of viscose glue also will cause bad order.Meanwhile it is more difficult in fitting processing procedure control, it be easy to cause fraction defective
It is higher.
Summary of the invention
The purpose of the present invention is to provide fingerprint sensing device and intelligent terminals, to improve the above problem.
To achieve the goals above, technical solution used in the embodiment of the present invention is as follows:
The embodiment of the present invention provides a kind of fingerprint sensing device.The fingerprint sensing device include fingerprint sensor mould group,
Circuit board, protecting frame and glass cover-plate, the protecting frame are connected between the glass cover-plate and circuit board, the fingerprint sensing
The setting of device mould group is formed by space in the glass cover-plate, circuit board and protecting frame, is embedded in the protecting frame, and institute
It states fingerprint sensor mould group and the circuit board is electrically connected.
Further, the protecting frame includes elastic frame body.
Further, the fingerprint sensor mould group includes optical fingerprint sensor, and the protecting frame further includes being protected from light painting
Layer, the coating that is protected from light apply the lateral wall for being set to the elastic frame body.
Further, the glass cover-plate is fixed on towards the fingerprint sensor mould group in one end of the elastic frame body
The other end of side or the elastic frame body is fixed on the circuit board to the side of the glass cover plate face.
Further, the elastic frame body includes black silica gel framework.
Further, the fingerprint sensing device further includes color coating, and the color coating, which applies, is set to the glass cover
Plate face is to the side of the fingerprint sensor mould group.
Further, the circuit board includes flexible circuit board, and the fingerprint sensing device further includes elastic telescopic layer, institute
It states elastic telescopic layer and is set to side of the flexible circuit board far from the fingerprint sensor mould group.
The embodiment of the present invention also provides a kind of intelligent terminal.The intelligent terminal includes shell, terminal mainboard, glass cover
Plate, fingerprint sensor mould group, circuit board and protecting frame, the terminal mainboard and the circuit board are all set in the shell,
The glass cover-plate is set to the outside of the shell, the circuit board be installed on the glass cover-plate and the terminal mainboard it
Between, the protecting frame is connected between the glass cover-plate and circuit board, and the fingerprint sensor mould group is arranged in the glass
Cover board, circuit board and protecting frame are formed by space, and the fingerprint sensor mould group is embedded in the protecting frame, the finger
Line sensor module and the circuit board are electrically connected.
Further, the protecting frame includes black silica gel framework.
Further, the intelligent terminal further includes elastic telescopic layer, and the elastic telescopic layer is set to the circuit board
Between the terminal mainboard.
Compared with prior art, a kind of fingerprint sensing device and intelligent terminal provided by the invention.The fingerprint sensing dress
It sets including fingerprint sensor mould group, circuit board, protecting frame and glass cover-plate, the protecting frame is connected to the glass cover-plate and electricity
Between the plate of road, the fingerprint sensor mould group setting is formed by space in the glass cover-plate, circuit board and protecting frame, embedding
In the protecting frame, and the fingerprint sensor mould group and the circuit board are electrically connected.Fingerprint sensor mould group surface
It is not provided with adhesive-layer, reduces fraction defective, improves the image quality of fingerprint sensor mould group.Avoid the impression shadow as caused by viscose glue
It rings beautiful.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate
Appended attached drawing, is described in detail below.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 shows the structural schematic diagram of fingerprint sensing device provided in an embodiment of the present invention.
Fig. 2 shows another part structural schematic diagrams of fingerprint sensing device provided in an embodiment of the present invention.
Fig. 3 shows the structural schematic diagram of the intelligent terminal of inventive embodiments offer.
Fig. 4 is cross-sectional view of the intelligent terminal shown in Fig. 3 along II-II.
Icon: 100- fingerprint sensing device；10- fingerprint sensor mould group；20- protecting frame；30- circuit board；40- glass cover
Plate；The gap 50-；60- color coating；70- elastic telescopic layer；200- intelligent terminal；210- shell；220- terminal mainboard.
Specific embodiment
Below in conjunction with attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Usually exist
The component of the embodiment of the present invention described and illustrated in attached drawing can be arranged and be designed with a variety of different configurations herein.Cause
This, is not intended to limit claimed invention to the detailed description of the embodiment of the present invention provided in the accompanying drawings below
Range, but it is merely representative of selected embodiment of the invention.Based on the embodiment of the present invention, those skilled in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.Meanwhile of the invention
In description, term " first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.
First embodiment
Referring to FIG. 1, fingerprint sensing device 100 provided by the embodiment of the present invention includes fingerprint sensor mould group 10, protects
Protect frame 20, circuit board 30 and glass cover-plate 40.
The side of the fingerprint sensor mould group 10 is towards glass cover-plate 40.The another side of fingerprint sensor mould group 10 to
The circuit board 30, and be electrically connected with the circuit board 30.In the present embodiment, fingerprint sensor mould group 10 can be optics
Fingerprint sensor.Optical fingerprint sensor includes inductive layer (figure is not marked) and light source assembly (figure is not marked).The inductive layer setting
In side of the light source assembly towards the glass cover-plate 40.It should be noted that optical fingerprint sensor mainly utilizes
The folding of light takes the photograph and principle of reflection, places a finger on optical mirror slip, and in the built-in light irradiation, light is from bottom directive trigone for finger
Mirror, and projected through prism, the angle and reflect back that the light of injection reflects on the rough strain line of finger surface fingerprint
Bright and dark light will be different.The light of reflection or refraction that inductive layer is used to receive, and according to the light received
Crestal line (with the streakline of one fixed width and trend in fingerprint image), which is formed, in black, valley line (depressed section between streakline) is in
White it is digitized, can be by the multi-grayscale fingerprint image of fingerprint equipment algorithm process, to realize the acquisition to fingerprint.
Protecting frame 20 is connected between the glass cover-plate 40 and circuit board 30.Optionally, the protecting frame 20 can be
Elastic frame body.The position of the fixed elastic frame body, it is alternatively possible to be, but is not limited to one end of the elastic frame body
It is fixed on side of the glass cover-plate 40 towards the fingerprint sensor mould group 10；It is also possible to the another of the elastic frame body
Side of the circuit board 30 to 40 face of glass cover-plate is fixed at end；It is described to can also be that one end of elastic frame body is fixed on
Glass cover-plate 40 towards the fingerprint sensor mould group 10 side while elastic frame body the other end be fixed on the circuit
Side of the plate 30 towards the glass cover-plate 40.It specifically, can be using the fixed elastic frame body of adhesive-layer.The glass cover
Plate 40, circuit board 30 are set to the two sides of protecting frame 20, form space with the protecting frame 20.The fingerprint sensor mould group 10
It is arranged in the space, so that fingerprint sensor mould group 10 is embedded in the protecting frame 20.To avoid the fingerprint sensor
The displacement of mould group 10 exceeds preset range.Make between fingerprint sensor mould group 10 and glass cover-plate 40 that there are certain intervals 50.It avoids
Adhesive-layer is set between the fingerprint sensor mould group 10 and glass cover-plate 40, influences the acquisition effect of fingerprint sensor mould group 10
Fruit.
In the present embodiment, the elastic frame body includes being protected from light coating (not shown) and resilient bezel wall body (not shown).Institute
It states and is protected from light the lateral wall that coating painting is set to the elastic frame body.The resilient bezel arm body surrounds the elastic frame body of both-side opening, institute
A side opening of elastic frame body is stated towards the glass cover-plate 40, another side opening of the elastic frame body is towards the circuit board
30.Specifically, the coating that is protected from light applies the lateral wall for being set to the resilient bezel arm body.The fingerprint sensor mould group 10 is avoided to send out
The light of injection is revealed across resilient bezel arm body, is influenced the fingerprint sensor mould group 10 and is acquired fingerprint.It also avoids being mounted with
The terminal (for example, mobile phone, computer) of the fingerprint sensor mould group 10 light pollution as caused by leakage light causes in terminal
Other components be affected.
Optionally, elastic frame body can be silica gel material and be made.Elastic frame body has shrinkage, when glass cover-plate 40 by
When pressing, the spacing between the glass cover-plate 40 and circuit board 30 can be shortened, allow fingerprint sensor mould group 10 and glass cover
The distance in gap 50 reaches minimum manufacturing process control standard between plate 40, does not influence figure effect out.
In other embodiments, black silica gel framework can be directly used in the elastic frame body or other are protected from light colour system
Silica gel framework.The light leakage for avoiding the fingerprint sensor mould group 10 from launching influences the fingerprint sensor mould group 10 and adopts
Collect fingerprint.The terminal (for example, mobile phone, computer) for also avoiding being mounted with the fingerprint sensor mould group 10 is since leakage light is made
At light pollution cause other components in terminal to be affected.
The connection of the side of glass cover-plate 40 and the elastic frame body, glass cover-plate 40 and the fingerprint sensor mould group 10
Relatively.The finger when finger comes close to or in contact with the other side of the glass cover-plate 40, positioned at 40 side of glass cover-plate
Line sensor module 10 acquires the fingerprint for coming close to or in contact with the finger of 40 other side of glass cover-plate.
A kind of fingerprint sensing device 100 provided in this embodiment can also include color coating 60, the color coating 60
It applies and is set to side of the glass cover-plate 40 towards the fingerprint sensor mould group 10.The color of color coating 60 can be according to peace
The color for filling the shell of the terminal of fingerprint sensing device 100 determines.For example, the fingerprint sensing device for being mounted on mobile phone
100, phone housing color is gold, then the color coating 60 of the fingerprint sensing device 100 can choose gold, avoid transparent
Glass cover-plate 40 directly expose fingerprint sensor mould group 10, influence mobile phone beauty.
Circuit board 30 and the glass cover-plate 40 are opposite.The fingerprint sensor mould group 10 is located at the circuit board 30 and institute
It states between glass cover-plate 40.Optionally, the circuit board 30 can be flexible circuit board.Flexible circuit board be with polyimides or
Polyester film is that one kind made of substrate has height reliability, excellent flexible printed circuit.High with Distribution density,
Feature light-weight, thickness is thin, bending is good.
A kind of fingerprint sensing device 100 provided in this embodiment can also include elastic telescopic layer 70 referring to figure 2., described
Elastic telescopic layer 70 is set to side of the flexible circuit board 30 far from the fingerprint sensor mould group 10.The elastic telescopic
The side of layer 70 is connect with circuit board 30, and the other side of the elastic telescopic layer 70 is for fixing the fingerprint sensing device 100.
In the present embodiment, effective to control glass cover-plate 40 using 70 retractility of the franglibility of flexible circuit board and elastic telescopic layer
With the gap 50 between fingerprint sensor mould group 10, when using fingerprint sensor mould group 10, compression control glass as far as possible
Inductive effects are improved in gap 50 between cover board 40 and fingerprint sensor mould group 10.Reduce in production process and controls glass cover-plate
The technology difficulty in the gap 50 between 40 and fingerprint sensor mould group 10.Optionally, elastic telescopic layer 70 can be multiple springs
The elastic telescopic layer 70 that part is constituted.
Second embodiment
Referring to figure 3. and Fig. 4, intelligent terminal 200 provided by the embodiment of the present invention includes shell 210, terminal mainboard 220
And the fingerprint sensing device 100 that first embodiment provides.The fingerprint sensing device 100 includes glass cover-plate 40, color coating
60, fingerprint sensor mould group 10, circuit board 30, protecting frame 20 and elastic telescopic layer 70.
In this present embodiment, intelligent terminal 200 can be electronic equipment with fingerprint, for example, mobile phone, notebook are electric
Brain, tablet computer, intelligent door lock, fingerprint reading card device etc..In the present embodiment, by taking intelligent terminal 200 is mobile phone as an example.
The glass cover-plate 40 is covered in 210 outside of shell.The color coating 60, which applies, is set to 40 face of glass cover-plate
To the side of the fingerprint sensor mould group 10.The color of color coating 60 can be determined according to the color of shell 210.For example,
210 color of shell is gold, then color coating 60 can choose gold, avoids transparent glass cover-plate 40 from directly exposing fingerprint and passes
Sensor mould group 10 influences mobile phone beauty.In the present embodiment, due to not between color coating 60 and fingerprint sensor mould group 10
Adhesive-layer is added, to be easy to cause showing for impression because the shrinking percentage of adhesive-layer and color coating 60 is inconsistent after avoiding fitting
As.
Terminal mainboard 220, fingerprint sensor mould group 10, circuit board 30, protecting frame 20 and elastic telescopic layer 70 are set to institute
It states in shell 210.The circuit board 30 is installed between the glass cover-plate 40 and the terminal mainboard 220, the protecting frame
20 are connected between the glass cover-plate 40 and circuit board 30.
The fingerprint sensor mould group 10, which is arranged, is formed by sky in the glass cover-plate 40, circuit board 30 and protecting frame 20
In, the fingerprint sensor mould group 10 is embedded in the protecting frame 20, the fingerprint sensor mould group 10 and the circuit
Plate 30 is electrically connected.The side of fingerprint sensor mould group 10 is towards color coating 60.The another side of fingerprint sensor mould group 10
It is electrically connected to the circuit board 30, and with the circuit board 30.In the present embodiment, fingerprint sensor mould group 10 can be light
Learn fingerprint sensor.Optical fingerprint sensor includes inductive layer and light source assembly.The inductive layer is set to the light source assembly
Side towards the color coating 60.The light of the light source assembly transmitting is by passing through glass cover-plate 40 after color coating 60.
Angle that the light of injection reflects on the rough strain line of finger surface fingerprint and reflect back it is bright secretly will be different.
The light of reflection or refraction that inductive layer is used to receive.So that fingerprint is imaged.
The circuit board 30 can be flexible circuit board.Flexible circuit board is using polyimides or polyester film as substrate system
At one kind have height reliability.
Protecting frame 20 is connected between the glass cover-plate 40 and circuit board 30.Optionally, the protecting frame 20 can be
Black silica gel framework.The position that fingerprint sensor mould group 10 is limited by black silica gel framework, avoids the position of fingerprint sensor mould group 10
It moves range and exceeds values.Optionally, the glass cover-plate 40 is fixed on towards described in one end of the black silica gel framework
The side of fingerprint sensor mould group 10.The other end for being also possible to the black silica gel framework is fixed on the circuit board 30 towards institute
State the side of glass cover-plate 40；It can also be that one end of black silica gel framework is fixed on the glass cover-plate 40 and is passed towards the fingerprint
The other end of black silica gel framework is fixed on the circuit board 30 towards the glass cover-plate 40 while the side of sensor mould group 10
Side.Specifically, can be using the fixed black silica gel framework of adhesive-layer, and then fingerprint sensor mould group 10 is limited
System, adhesive-layer can be solid-state viscose glue and be also possible to liquid viscose glue.Exist between fingerprint sensor mould group 10 and glass cover-plate 40
Certain interval 50.Adhesive-layer is not set directly between the fingerprint sensor mould group 10 and glass cover-plate 40, reduces adhesive-layer pair
Fingerprint sensor mould group 10 acquires the influence of the imaging effect of fingerprint.Avoid fitting processing procedure control be not easy and caused by it is unnecessary
Bad products.
The elastic telescopic layer 70 is set between the circuit board 30 and the terminal mainboard 220.Specifically, the bullet
Property stretchable layer 70 side connect with the circuit board 30, the other side of the elastic telescopic layer 70 and the terminal mainboard 220
Connection.It is effective to control glass cover-plate 40 and fingerprint biography using 70 retractility of franglibility and elastic telescopic layer of flexible circuit board
Gap 50 between sensor mould group 10, when using fingerprint sensor mould group 10, as far as possible compression control glass cover-plate 40 with
Inductive effects are improved in gap 50 between fingerprint sensor mould group 10.Reduce control glass cover-plate 40 and fingerprint sensor mould group
The technology difficulty in the gap 50 between 10.Optionally, elastic telescopic layer 70 can be the elastic telescopic layer that multiple spring parts are constituted
70。
In conclusion a kind of fingerprint sensing device provided by the invention and intelligent terminal.The fingerprint
Sensing device is applied to the intelligent terminal.Wherein, the fingerprint sensing device includes fingerprint sensor mould group, circuit board, guarantor
Shield frame, glass cover-plate and elastic telescopic layer, the protecting frame are connected between the glass cover-plate and circuit board, and the fingerprint passes
The setting of sensor mould group is formed by space in the glass cover-plate, circuit board and protecting frame, is embedded in the protecting frame, and
The fingerprint sensor mould group and the circuit board are electrically connected.The elastic telescopic layer is set to circuit board far from the fingerprint
The side of sensor module.Fingerprint sensor mould group surface is not provided with adhesive-layer, reduces fraction defective, improves fingerprint sensor mould group
Image quality, avoid the impression as caused by viscose glue from influencing beautiful.Compression control glass cover-plate and fingerprint sensing as far as possible
Inductive effects are improved in gap between device mould group.Reduce the work in the gap between control glass cover-plate and fingerprint sensor mould group
Skill difficulty.Optionally, elastic telescopic layer can be the elastic telescopic layer that multiple spring parts are constituted.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.It should also be noted that similar label and letter exist
Similar terms are indicated in following attached drawing, therefore, once being defined in a certain Xiang Yi attached drawing, are then not required in subsequent attached drawing
It is further defined and explained.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. a kind of fingerprint sensing device, which is characterized in that the fingerprint sensing device include fingerprint sensor mould group, circuit board,
Protecting frame and glass cover-plate, the protecting frame are connected between the glass cover-plate and circuit board, the fingerprint sensor mould group
Setting is formed by space in the glass cover-plate, circuit board and protecting frame, is embedded in the protecting frame, and the fingerprint
Sensor module and the circuit board are electrically connected.
2. fingerprint sensing device as described in claim 1, which is characterized in that the protecting frame includes elastic frame body.
3. fingerprint sensing device as claimed in claim 2, which is characterized in that the fingerprint sensor mould group includes optical finger print
Sensor, the elastic frame body include being protected from light coating, and the coating that is protected from light applies the lateral wall for being set to the elastic frame body.
4. fingerprint sensing device as claimed in claim 2, which is characterized in that the glass is fixed in one end of the elastic frame body
The other end of side or the elastic frame body of the glass cover board towards the fingerprint sensor mould group is fixed on the circuit board to institute
State the side of glass cover plate face.
5. fingerprint sensing device as claimed in claim 2, which is characterized in that the elastic frame body includes black silica gel framework.
6. fingerprint sensing device as described in claim 1, which is characterized in that the fingerprint sensing device further includes that color applies
Layer, the color coating, which applies, is set to side of the glass cover-plate towards the fingerprint sensor mould group.
7. fingerprint sensing device as claimed in any one of claims 1 to 6, which is characterized in that the circuit board includes flexible circuit
Plate, the fingerprint sensing device further include elastic telescopic layer, and the elastic telescopic layer is set to the flexible circuit board far from institute
State the side of fingerprint sensor mould group.
8. a kind of intelligent terminal, which is characterized in that the intelligent terminal includes shell, terminal mainboard, glass cover-plate, fingerprint sensing
Device mould group, circuit board and protecting frame, the terminal mainboard and the circuit board are all set in the shell, the glass cover-plate
It is set to the outside of the shell, the circuit board is installed between the glass cover-plate and the terminal mainboard, the protection
Frame is connected between the glass cover-plate and circuit board, and the fingerprint sensor mould group is arranged in the glass cover-plate, circuit board
And protecting frame is formed by space, the fingerprint sensor mould group is embedded in the protecting frame, the fingerprint sensor mould
Group is electrically connected with the circuit board.
9. intelligent terminal as claimed in claim 8, which is characterized in that the protecting frame includes black silica gel framework.
10. intelligent terminal as claimed in claim 8, which is characterized in that the intelligent terminal further includes elastic telescopic layer, described
Elastic telescopic layer is set between the circuit board and the terminal mainboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710797085.4A CN109460695A (en) | 2017-09-06 | 2017-09-06 | Fingerprint sensing device and intelligent terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710797085.4A CN109460695A (en) | 2017-09-06 | 2017-09-06 | Fingerprint sensing device and intelligent terminal |
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| Publication Number | Publication Date |
|---|---|
| CN109460695A true CN109460695A (en) | 2019-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710797085.4A Pending CN109460695A (en) | 2017-09-06 | 2017-09-06 | Fingerprint sensing device and intelligent terminal |
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