CN206274398U - A kind of fingerprint recognition module and its chip - Google Patents
A kind of fingerprint recognition module and its chip Download PDFInfo
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- CN206274398U CN206274398U CN201621424185.XU CN201621424185U CN206274398U CN 206274398 U CN206274398 U CN 206274398U CN 201621424185 U CN201621424185 U CN 201621424185U CN 206274398 U CN206274398 U CN 206274398U
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- fingerprint recognition
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- ink layer
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Abstract
This application discloses a kind of fingerprint recognition module and its chip, the fingerprint recognition chip includes chip body, the surface of the chip body is provided with ink layer, and the setting of this ink layer is more cost-effective, ink utilization rate is high, environmental pollution is small, can greatly improve production efficiency and yields；The surface of the ink layer is provided with stiffening layer, and the stiffening layer can improve the hardness and anti-wear performance of ink layer.Above-mentioned fingerprint recognition module and its chip that the application is provided, can either meet hardness and wearability requirement, again being capable of improve production efficiency and product yield, it is to avoid human body and environment are polluted.
Description
Technical field
The utility model is related to biometric apparatus technical field, more specifically to a kind of fingerprint recognition module and
Its chip.
Background technology
Biological identification technology has stepped into a high-speed development period, wherein occupation rate highest just after years development is experienced
It is fingerprint identification technology.Wherein, capacitance type fingerprint identification sensor need to be in chip surface protective mulch, to reach certain degree of hardness
And aesthetic requirements.The hardness and outward appearance using required by being reached by the way of chip surface spray paint general at present, but it is this
Scheme can make chip surface the bad phenomenons such as tangerine peel, whiting, corrugation and chip side wall long-pending oil, and fixture efficiency of loading occur
Low, paint utilization rate is low, coating cloud and the solvent contamination environment for volatilizing, be unfavorable for health, and, in the prior art also
Ink is covered in chip surface by silk-screen mode, production efficiency and product yield are improve while reduces cost, but it is existing
There is ink to be extremely difficult to requirement of the customer to hardness and wearability.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of fingerprint recognition module and its chip, can either expire
Sufficient hardness and wearability requirement, again being capable of improve production efficiency and product yield, it is to avoid human body and environment are polluted.
A kind of fingerprint recognition chip that the utility model is provided, including chip body,
The surface of the chip body is provided with ink layer；
The surface of the ink layer is provided with stiffening layer.
Preferably, in above-mentioned fingerprint recognition chip,
The stiffening layer is high temperature heat curing-type gloss oil or UV curing type gloss oil.
Preferably, in above-mentioned fingerprint recognition chip,
The ink layer is heat fixed type ink.
Preferably, in above-mentioned fingerprint recognition chip,
The thickness range of the ink layer and the stiffening layer is 6 microns to 30 microns.
Preferably, in above-mentioned fingerprint recognition chip,
The surface of the stiffening layer is additionally provided with diamond-like carbon film layer.
Preferably, in above-mentioned fingerprint recognition chip,
The surface of the diamond-like carbon film layer is additionally provided with anti-fingerprint film layer.
A kind of fingerprint recognition module that the utility model is provided, including the chip as described in any one above.
From above-mentioned technical proposal as can be seen that a kind of fingerprint recognition module provided by the utility model and its chip, by
Include chip body in the fingerprint recognition chip, the surface of the chip body is provided with ink layer；The surface of the ink layer
It is provided with stiffening layer, therefore hardness and wearability requirement can either be met, again being capable of improve production efficiency and product yield, it is to avoid
Human body and environment are polluted.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to the accompanying drawing for providing.
The schematic diagram of the first fingerprint recognition chip that Fig. 1 is provided for the embodiment of the present application.
Specific embodiment
Core concept of the present utility model is to provide a kind of fingerprint recognition module and its chip, can either meet hardness and
Wearability requirement, again being capable of improve production efficiency and product yield, it is to avoid human body and environment are polluted.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
The first fingerprint recognition chip that the embodiment of the present application is provided is as shown in figure 1, Fig. 1 is for the embodiment of the present application is provided
The schematic diagram of the first fingerprint recognition chip, the fingerprint recognition chip include chip body 1, the chip body can be bloom,
Any one in half bloom and matt, or arbitrary dimension and shape.
The surface of the chip body 1 is provided with ink layer 2, and ink layer is used for providing different colours and improves stiffening layer
Adhesion between chip body, it is possible to use any type of ink makes, specifically, the oil that the ink layer is used
Ink connecting material can be but not limited to epoxy resin, and can be printed on interior silk-screen side using hand-printing and machinery is included
Formula makes, and silk-screen refers to, in printing, ink is transferred on stock by the eyelet of orifice plate by the extruding of scraper plate, shape
Into image or word, screen printing device is simple, easy to operate, with low cost, and strong adaptability high to ink utilization rate.Specifically
, can be with a kind of ink of silk-screen or multiple inks, it is also possible to silk-screen one or more layers, in addition to silk-screen protective layer, can also be
The various patterns of silk-screen on chip, then also include solidification process, and the condition of solidification is set accordingly according to the species of ink
Calmly, the setting of this ink layer is more cost-effective, ink utilization rate is high, environmental pollution is small, can greatly improve production efficiency
And yields.
Existing ink is extremely difficult to the requirement of hardness and wearability, therefore the surface of the ink layer 2 is provided with stiffening layer
3, it is possible to increase the hardness of ink and the performance such as wear-resisting, the stiffening layer can also be coated by silk-screen mode, to the core after solidification
Piece carries out reliability testing, and in 4H to 7H, resistance to paper tape friction 200-500 is enclosed pencil hardness, and in 4B or more, water is boiled hundred lattice grades
It is qualified.
From above-mentioned technical proposal as can be seen that above-mentioned the first fingerprint recognition chip for being provided of the embodiment of the present application, by
Surface including chip body, the chip body is provided with ink layer；The surface of the ink layer is provided with stiffening layer, because
This can either meet hardness and wearability requirement, again being capable of improve production efficiency and product yield, it is to avoid human body and environment are made
Into pollution.
Second fingerprint recognition chip that the embodiment of the present application is provided, is on the basis of above-mentioned the first fingerprint recognition chip
On, also including following technical characteristic：
The stiffening layer is high temperature heat curing-type gloss oil or UV curing type gloss oil.
Specifically, high temperature heat curing-type gloss oil is solidified by high-temperature baking, solidification temperature can be 200-250 DEG C,
Advantage is good fastness, and water resistance is good；And UV curing type gloss oil is solidified using ultraviolet light, advantage be adhesive force it is strong,
Easily printing, at low temperature just being capable of rapid curing.
The third fingerprint recognition chip that the embodiment of the present application is provided, is on the basis of above-mentioned the first fingerprint recognition chip
On, also including following technical characteristic：
The ink layer is heat fixed type ink.It should be noted that this ink is also to be solidified at high temperature, solidification
Temperature is 150-250 DEG C, good stability, long lifespan.
The 4th kind of fingerprint recognition chip that the embodiment of the present application is provided, is on the basis of above-mentioned the first fingerprint recognition chip
On, also including following technical characteristic：
The thickness range of the ink layer and the stiffening layer is 6 microns to 30 microns.Specifically, ink film thickness can be with
It it is 3 microns to 24 microns, the stiffening layer thickness can be 3 microns to 6 microns, and the ink layer in this thickness range can either
Chip is formed and is effectively protected, waste of materials is unlikely to again.
The 5th kind of fingerprint recognition chip that the embodiment of the present application is provided, be it is above-mentioned the first to the 4th kind of fingerprint recognition core
In piece on the basis of any one, also including following technical characteristic：
The surface of the stiffening layer is additionally provided with diamond-like carbon film layer.
In this case, by coating diamond-like film, the sensitivity of module is not interfered with, moreover it is possible to improve hardness and anti-zoned
Hinder ability, further improve the surface strength of this fingerprint recognition chip, this is an alternative certainly, if be not provided with
This diamond-like carbon film layer is also possible.
The 6th kind of fingerprint recognition chip that the embodiment of the present application is provided, is on the basis of above-mentioned 5th kind of fingerprint recognition chip
On, also including following technical characteristic：
The surface of the diamond-like carbon film layer is additionally provided with anti-fingerprint film layer.
It should be noted that the anti-fingerprint film layer is AF (Anti-Fingerprint) layer, its role is to pass through desalination,
The visibility of fingerprint grease is decomposed, plays a part of anti-fingerprint.Certainly, also can be if being not provided with this anti-fingerprint film layer
's.
A kind of fingerprint recognition module that the embodiment of the present application is provided, including the chip as described in any one above.Need
Bright, this fingerprint recognition module may apply on the electronic products such as mobile phone, computer, electrical equipment and vehicle, due to make use of
The chip mentioned in such scheme, therefore with enough hardness, to more environment-friendly, life is improve while reduces cost
Produce efficiency and product yield.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or new using this practicality
Type.Various modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can in other embodiments be realized in the case where spirit or scope of the present utility model are not departed from.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (7)
1. a kind of fingerprint recognition chip, including chip body, it is characterised in that
The surface of the chip body is provided with ink layer；
The surface of the ink layer is provided with stiffening layer.
2. fingerprint recognition chip according to claim 1, it is characterised in that
The stiffening layer is high temperature heat curing-type gloss oil or UV curing type gloss oil.
3. fingerprint recognition chip according to claim 1, it is characterised in that
The ink layer is heat fixed type ink.
4. fingerprint recognition chip according to claim 1, it is characterised in that the thickness of the ink layer and the stiffening layer
Scope is 6 microns to 30 microns.
5. the fingerprint recognition chip according to claim any one of 1-4, it is characterised in that the surface of the stiffening layer also sets
It is equipped with diamond-like carbon film layer.
6. fingerprint recognition chip according to claim 5, it is characterised in that the surface of the diamond-like carbon film layer also sets up
There is anti-fingerprint film layer.
7. a kind of fingerprint recognition module, it is characterised in that including the chip as described in claim any one of 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621424185.XU CN206274398U (en) | 2016-12-22 | 2016-12-22 | A kind of fingerprint recognition module and its chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621424185.XU CN206274398U (en) | 2016-12-22 | 2016-12-22 | A kind of fingerprint recognition module and its chip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206274398U true CN206274398U (en) | 2017-06-23 |
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ID=59063022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621424185.XU Active CN206274398U (en) | 2016-12-22 | 2016-12-22 | A kind of fingerprint recognition module and its chip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206274398U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108206871A (en) * | 2017-12-29 | 2018-06-26 | 广东欧珀移动通信有限公司 | Display module, mobile terminal and display module processing method |
| CN113071236A (en) * | 2021-03-04 | 2021-07-06 | 苏州量子通智能科技有限公司 | Method for processing surface coating of biological recognition chip |
-
2016
- 2016-12-22 CN CN201621424185.XU patent/CN206274398U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108206871A (en) * | 2017-12-29 | 2018-06-26 | 广东欧珀移动通信有限公司 | Display module, mobile terminal and display module processing method |
| CN113071236A (en) * | 2021-03-04 | 2021-07-06 | 苏州量子通智能科技有限公司 | Method for processing surface coating of biological recognition chip |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210826 Address after: 516600 floor 1, building 23, Xinli industrial city, Industrial Avenue, urban area, Shanwei City, Guangdong Province Patentee after: Xinli photoelectric technology (Shanwei) Co., Ltd Address before: 516600 fifteenth industrial buildings in Xinli industrial district, Shanwei, Guangdong Patentee before: TRULY OPTO-ELECTRONICS Ltd. |