CN207082114U - Fingerprint module - Google Patents
Fingerprint module Download PDFInfo
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- CN207082114U CN207082114U CN201720624426.3U CN201720624426U CN207082114U CN 207082114 U CN207082114 U CN 207082114U CN 201720624426 U CN201720624426 U CN 201720624426U CN 207082114 U CN207082114 U CN 207082114U
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- fingerprint
- module
- protective layer
- sensing module
- film
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Abstract
The utility model discloses a kind of fingerprint module, including：One protective layer；One fingerprint sensing module, the upper surface of the fingerprint sensing module are sticked and have the protective layer, for gathering a target fingerprint information；One pedestal, the pedestal are welded and fixed with the fingerprint sensing module.Thus, by setting protective layer, sensing region can reduce spot, the attachment of fingerprint and residual, and attached fingerprint is also easier to remove, so as to improve fingerprint recognition success rate and complete machine Consumer's Experience effect.
Description
Technical field
It the utility model is related to identification technology field, and in particular to a kind of fingerprint module.
Background technology
Fingerprint identification technology has become the standard configuration of main flow mobile terminal manufacturer flagship type, and fingerprint recognition not only can be with
The functions such as unblock and wake-up for mobile terminal, at the same can also as protection terminal device in data information barrier, together
When, with the development of terminal technology, realize that mobile security is paid also using more and more extensive using fingerprint identification technology.
The ink layer of Coating fingerprinting schemes has many drawbacks, for example, working as user in the top of chip at present
Finger when having water stain or sweat, can stick on the button of fingerprint recognition sensing device further, it is dirty that more liquid can be remained on button
Stain etc., when user is again or when being used for multiple times, water stain and sweat etc. can fill up user's finger fingerprint lines, cause fingerprint recognition
Effect is deteriorated.In addition, Coating fingerprints module easy latent prints print in fingerprint typing and unblock or other routine touchings,
The fingerprint of residual can influence the fingerprint image quality that chip collects, and cause unlocked by fingerprint insensitive, influence Consumer's Experience.
Utility model content
The purpose of this utility model is the fingerprint module disclosed, solves existing fingerprint module due to easily residual dirt
The problem of stain, fingerprint cause the effect of fingerprint recognition to be deteriorated.
To reach above-mentioned purpose, the utility model adopts the following technical scheme that：
According to one side of the present utility model, there is provided a kind of fingerprint module, including：One protective layer；One fingerprint sensing mould
Block, the upper surface of the fingerprint sensing module are sticked and have the protective layer, for gathering a target fingerprint information；One pedestal, institute
Pedestal is stated to be welded and fixed with the fingerprint sensing module.
Further, the protective layer includes an ink coating and an anti-fingerprint film (AF films), the anti-fingerprint film (AF
Film) it is covered on the outer surface of the ink coating.
Further, the anti-fingerprint film (AF films) is frosted anti-fingerprint diaphragm or high anti-fingerprint diaphragm thoroughly.
Further, the anti-fingerprint film (AF films) is covered on the ink coating in a manner of by spraying or being deposited
Outer surface.
Further, the anti-fingerprint film (AF films) is made up of high adhesion fluorine material.
Further, the pedestal includes a flexible PCB (FPC plates) and is arranged at the flexible PCB lower surface
A reinforcement steel disc；The fingerprint sensing module is welded and fixed with the flexible PCB.
Further, the fingerprint sensing module is an optical fingerprint module, a capacitance touching control fingerprint module or one
RF-type slide collection fingerprint module.
Further, pressure elements fitting is arranged in the lower surface of the protective layer, is more than for detecting a pressure value
The fingerprint sensing module is triggered during one preset value to start.
Further, a temperature sensitive member is arranged on the protective layer, for detecting a temperature value in preset range
The fingerprint sensing module is triggered when interior to start.
Further, one or more luminous prompting element disperses to be looped around around the protective layer, for when described
Lighted when a touch-control message is received in the predeterminable area of fingerprint module.
Compared with prior art, the beneficial effects of the utility model are as follows：Due to setting anti-fingerprint film on ink coating
(AF films), anti-fingerprint film (AF films) they are high adhesion fluorine material, can reduce spot, the attachment of fingerprint and residual, and
The fingerprint of attachment is also easier to remove, so as to improve Coating fingerprint recognitions success rate and complete machine Consumer's Experience effect.
Brief description of the drawings
, below will be to needed for embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
The accompanying drawing to be used is briefly described.It should be evident that drawings in the following description are only some realities of the present utility model
Apply example.For those of ordinary skill in the art, without having to pay creative labor, can also be attached according to these
Figure obtains other accompanying drawings.
Fig. 1 shows the structural representation of the fingerprint module of the utility model first embodiment.
Fig. 2 shows the structural representation of the fingerprint module of the utility model second embodiment.
Fig. 3 shows the structural representation of the fingerprint module of the utility model 3rd embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe.Obviously, described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.The example of the embodiment is shown in the drawings, wherein same or similar label represents identical or class from beginning to end
As element or with same or like function element.The embodiments described below with reference to the accompanying drawings are exemplary, purport
For explaining the application, and it is not intended that limitation to the application.
In description of the present utility model, it is to be understood that the orientation or position relationship of term " on ", " under " instruction are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than instruction
Or imply that signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that
For to limitation of the present utility model.In description of the present utility model, unless otherwise indicated, " multiple " are meant that two or two
More than individual.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
It refer to such as Fig. 1, show the structural representation of the fingerprint module of the utility model first embodiment.
The fingerprint module of the present embodiment can be arranged on electronic equipment or mobile terminal, wherein, electronic equipment can wrap
Include desktop computer and TV etc.；Mobile terminal can include mobile phone, tablet personal computer, vehicle intelligent terminal and wearable device etc.,
Fingerprint module is used for the finger print information for identifying user, and the finger print information that active user is detected is with pre-setting
Finger print information storehouse be compared, obtain comparison result, comparison result is sent to the control on electronic equipment or mobile terminal
Element, to cause control element control instruction according to corresponding to generating comparison result, done with control electronics or mobile terminal
Go out corresponding response operation, for example, unblock, pays successfully or display reminding information with prompt user " fingerprint authentication failure,
Need to verify again " etc..Specific purposes the present embodiment does not limit.
The fingerprint module provided below the present embodiment is described in detail, as shown in figure 1, the fingerprint that the present embodiment provides
Module includes：One protective layer 110；One fingerprint sensing module 120, the upper surface of the fingerprint sensing module 120 be sticked have it is described
Protective layer 110, for gathering a target fingerprint information；One pedestal 130, the pedestal 130 weld with the fingerprint sensing module 120
Fixation is connect, thus, improves the structural stability of fingerprint module.
It refer to such as Fig. 2, show the structural representation of the fingerprint module of the utility model second embodiment.It please coordinate ginseng
According to Fig. 1.
As shown in Fig. 2 the protective layer 110 includes an ink coating 111 and an anti-fingerprint film (AF films) 112, it is described anti-
Fingerprint film (AF films) 112 is covered on the outer surface of the ink coating 111.The pedestal 130 includes a flexible PCB (FPC
Plate) the 131 reinforcement steel disc 132 with being arranged at the flexible PCB (FPC plates) 131 lower surfaces；The fingerprint sensing module
120 are welded and fixed with the flexible PCB (FPC plates) 131.The integrated fingerprint sensing module 120 of flexible PCB (FPC plates) 131
Each circuit module, realize electric property, and pass through reinforcement steel disc 132 and strengthen its intensity, improve mechanical performance.
Further, for user when fingerprint recognition is carried out, what is touched is the surface of anti-fingerprint film (AF films) 112,
When not being sticked anti-fingerprint film 112, user's finger contacts to the surface of ink coating 111, because surface water droplet angle is smaller, its
In, the definition at water droplet angle is the angle between solution-air boundary and solid-liquid boundary at the intersection interface of solid, liquid, gas three, water
It is the yardstick for showing surface of solids humidity to drip angle, is measured using most of set thing liquid drop, and low contact angle represents that humidity is high
Easily paste on (hydrophily) surface.Height contact water droplet angle represents that surface shows hydrophobicity, surface organic pollution poor adhesive force.Cause
This, when supplying user's finger contacts using the smaller ink coating 111 in water droplet angle, the spot such as water stain sweat stain in user's finger is easily glued
It is attached on the surface of ink coating 111, and the spot aggregation for working as the surface of ink coating 111 is to a certain extent, can lead to not distinguish
Fingerprint lines in user's finger, cause fingerprint recognition difficult, influence the effect of fingerprint recognition.And the present embodiment is anti-by setting
Fingerprint film (AF films) 112, anti-fingerprint film (AF films) 112 can increase surface water droplet angle, thus, it is possible to reduce sweat stain or water stain
Degree of sticking together, sweat or it is water stain it is dirty can not assemble, sweat stain or water stain will not move anti-fingerprint film (AF films) 112 away in user's finger
Sticked behind surface on surface, do not interfere with user carries out fingerprint sensing again or repeatedly, therefore, can improve fingerprint sensing and identification
Reliability.
Further, the anti-fingerprint film (AF films) 112 is frosted anti-fingerprint diaphragm or high anti-fingerprint diaphragm thoroughly.This
Embodiment is preferable, high anti-fingerprint film of the anti-fingerprint diaphragm as fingerprint module thoroughly can be selected, high anti-fingerprint diaphragm thoroughly is not
Only there is preferable anti-fingerprint effect, also remain with high permeability, display effect is preferable.
Further, the anti-fingerprint film (AF films) 112 is covered on the ink in a manner of by spraying or being deposited and applied
The outer surface of layer 111.
Further, the anti-fingerprint film (AF films) 112 is made up of high adhesion fluorine material.
Further, the fingerprint sensing module 120 includes but is not limited to an optical fingerprint module, a capacitance touching control
Fingerprint module, a RF-type slide collection fingerprint module etc..The present embodiment is preferable, and RF-type slide collection fingerprint mould can be selected
Line sensing module 120 of the block as fingerprint module.Radio frequency sensor technology is to launch micro radio frequency letter in itself by sensor
Number, the lines that the epidermis of finger goes control to survey nexine is penetrated, to obtain optimal fingerprint image.Therefore dry finger, hands wet with perspiration are referred to,
For the difficult finger such as dirty finger by may be up to 99%, false proof fingerprint ability is strong, and the recognition principle of fingerprint sensor is only to the true of people
Skin skin has reaction, the problem of fundamentally having prevented artificial fingerprint.Because radio frequency sensor produces the image of high quality, therefore
Radio-frequency technique is most reliable, most strong solution.In addition, high quality graphic also allows to reduce sensor, without sacrificial
The reliability of domestic animal certification, so as to reduce cost and so that radio frequency sensor thought to be applied to removable and size unconstrained
In any field.
It refer to such as Fig. 3, show the structural representation of the fingerprint module of the utility model 3rd embodiment.It please coordinate ginseng
According to Fig. 1 and Fig. 2.
In figure 3, a pressure elements 140 is arranged on the protective layer 110, for detecting the pressure of user's finger pressing
Power；One temperature sensitive member 150 is arranged on the protective layer 110, for detecting the temperature information of user's finger.
Further, pressure elements 140 can be various pressure sensors, such as piezoelectric material film or optical pressure sensing
Device.The fingerprint sensing module 120 is arranged in the lower section of the pressure elements 140, for being detected in the pressure elements 140
Pressure start when being more than preset value.When specifically used, the finger of user is positioned over the fingerprint sensing module 120 of the present embodiment
Onto anti-fingerprint film (AF films) 112, because in the lower surface of ink coating 111, fitting is disposed with pressure elements 140, applied from ink
The pressure of layer 111 can smoothly be delivered to pressure elements 140.Pressure elements 140 can detect the pressure of user's finger application, if
The finger of user mere contact with the surface of anti-fingerprint film (AF films) 112 without the pressure for applying pressure or application it is smaller when,
Fingerprint sensing module 120 will not be then triggered to work, now, fingerprint sensing module 120 will not also carry out the checking of fingerprint, only when
When the pressure that the finger of user applies reaches certain value by mistake, it can be determined that user is now carrying out fingerprint authentication, and is not to touch
To fingerprint sensing region, thus, it is possible to avoid the fingerprint detection triggered by the maloperation of user as far as possible, startup can be improved and referred to
The reliability of line detection function.
Further, the pressure elements 140 can also be bonded the following table for being arranged in the protective layer 110 or the pedestal 130
Face, for detecting the pressure of user's finger pressing；Wherein, the specific set location of pressure elements 140 is unrestricted, as long as can be with
Detect the pressure value of user's finger pressing and trigger the work of fingerprint sensing module 120.
Further, the temperature sensitive member 150 is arranged on ink coating 111, for detecting the temperature of user's finger
Information.Because the temperature of human body in itself is maintained within a certain range, when the finger of people contacts fingerprint module, pass through temperature sense
The temperature of element senses may determine that whether the object of current carried out fingerprint detection is human body, thus, it is possible to as much as possible
The phenomenon for avoiding other people from being verified using rubber, dermatine or other modes imitation fingerprint, is referred to so as to improve
The reliability of line checking.
Further, one or more luminous prompting element disperses to be looped around around protective layer 110, for when user's hand
Lighted when pointing to up in the predeterminable area of the fingerprint module.It is, of course, understood that luminous remind element only to play prompting
Effect, its specific set location are not limited to set around protective layer.Specifically, luminous remind element can be with infrared ray
Distance measurement element communicates to connect, and after infrared ray distance measurement element, which measures user's finger, has been introduced into predeterminable area, then sends control
Signal processed reminds element to luminous, to cause luminous prompting element to send alerting signal (luminous signal).If user is only merely
The region is met in maloperation, and need not actually carry out fingerprint detection, then user can be reminded to terminate current maloperation.If
Finger is still without departing from the region after user sees luminous remind, then user can continue to press down on fingerprint recognition sensing
Device carries out fingerprint recognition.Consequently, it is possible to which the reliability of fingerprint detection can be improved, the frequent maloperation of user is prevented, improves and uses
Experience at family.
Further, a decoration corral is located at around the fingerprint sensing module 120, and the case ring and the pedestal
Reinforcement steel disc pass through glue bonding or laser electric welding connection, thus, further improve fingerprint module structural stability.Its
In, case ring can be circular rings or Q-RING etc..
Further, above-mentioned pressure elements 140, temperature sensitive member 150, luminous prompting element, case ring, in this practicality
In the structure of novel finger print module can single use, can also be used in mixed way.
It is described above, only it is preferred embodiment of the present utility model, not the utility model is made any formal
Limitation, although the utility model is disclosed above with preferred embodiment, but be not limited to the utility model, it is any ripe
Professional and technical personnel is known, is not being departed from the range of technical solutions of the utility model, when in the technology using the disclosure above
Hold the equivalent embodiment made a little change or be modified to equivalent variations, as long as being without departing from technical solutions of the utility model
Hold, any simple modification, equivalent change and modification made according to the technical essence of the utility model to above example, still
Belong in the range of technical solutions of the utility model.
Claims (7)
- A kind of 1. fingerprint module, it is characterised in that including：One protective layer, the protective layer include an ink coating and an anti-fingerprint film, and the anti-fingerprint film is covered on the ink The outer surface of coating；One fingerprint sensing module, the upper surface of the fingerprint sensing module are sticked and have the protective layer, refer to for gathering a target Line information；One pedestal, the pedestal are welded and fixed with the fingerprint sensing module；Wherein, the anti-fingerprint film is frosted anti-fingerprint diaphragm or high anti-fingerprint diaphragm thoroughly；The anti-fingerprint film is by highly dense Conjunction property fluorine material is made.
- 2. fingerprint module according to claim 1, it is characterised in that further include：The anti-fingerprint film with by spraying or The mode of evaporation is covered on the outer surface of the ink coating.
- 3. fingerprint module according to claim 1, it is characterised in that the pedestal includes a flexible PCB with being arranged at One reinforcement steel disc of the flexible PCB lower surface；The fingerprint sensing module is welded and fixed with the flexible PCB.
- 4. fingerprint module according to claim 1, it is characterised in that further include：The fingerprint sensing module is an optics Formula fingerprint module, a capacitance touching control fingerprint module or a RF-type slide collection fingerprint module.
- 5. fingerprint module according to claim 1, it is characterised in that further include：One pressure elements, the pressure elements patch The lower surface for being arranged in the protective layer is closed, the fingerprint sensing module is triggered for detecting when a pressure value is more than a preset value Start.
- 6. fingerprint module according to claim 1, it is characterised in that further include：One temperature sensitive member, the temperature sense Answer element to be arranged on the protective layer, trigger the fingerprint sensing module and open during for detecting a temperature value within a preset range It is dynamic.
- 7. fingerprint module according to claim 1, it is characterised in that further include：It is luminous to remind element, the luminous prompting Element is scattered to be looped around around the protective layer, for when receiving a touch-control message in the predeterminable area of the fingerprint module It is luminous.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720624426.3U CN207082114U (en) | 2017-05-31 | 2017-05-31 | Fingerprint module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720624426.3U CN207082114U (en) | 2017-05-31 | 2017-05-31 | Fingerprint module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207082114U true CN207082114U (en) | 2018-03-09 |
Family
ID=61435544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720624426.3U Expired - Fee Related CN207082114U (en) | 2017-05-31 | 2017-05-31 | Fingerprint module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207082114U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109376709A (en) * | 2018-12-06 | 2019-02-22 | 深圳市雄帝科技股份有限公司 | Overlay film fingerprint instrument |
-
2017
- 2017-05-31 CN CN201720624426.3U patent/CN207082114U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109376709A (en) * | 2018-12-06 | 2019-02-22 | 深圳市雄帝科技股份有限公司 | Overlay film fingerprint instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180309 Termination date: 20190531 |