CN206546582U - Sensor package - Google Patents
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- CN206546582U CN206546582U CN201621046998.XU CN201621046998U CN206546582U CN 206546582 U CN206546582 U CN 206546582U CN 201621046998 U CN201621046998 U CN 201621046998U CN 206546582 U CN206546582 U CN 206546582U
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Abstract
The utility model is related to a kind of sensor package, and it can improve the accuracy of identification of personation fingerprint.Sensor assembly and control unit can be included according to the sensor package of an embodiment of the present utility model.Wherein, the finger print information of sensor assembly measurement object thing and the colouring information on object surface.Also, control unit by by the finger print information and colouring information that are measured from sensor assembly and registration primary standard substance finger print information and colouring information be compared, and recognize from object measure fingerprint personation whether.
Description
Technical field
The utility model is related to a kind of sensor package, more particularly to it is a kind of can improve personation fingerprint accuracy of identification
Sensor package.
Background technology
Recently, the communication function such as call or transmission text information can be not only provided by portable electric appts,
The additional functions of the application personal information such as Mobile banking can be provided.Therefore, the locking device of portable electric appts
Necessity becomes particularly important.
Existing locking device applied to portable electric appts has the mode using password.But, this mode because
Become discommodity when password is revealed, needed in order to ensure security periodic variation password, user need to remember it is close
A variety of inconvenience such as code.
Therefore, recently in order to make up this mode and improve locking effect, installation on a portable electronic device is utilized and referred to
The locking device of line identification.
Fingerprint sensor is the sensor for sensing the finger print of people, and user can be carried out by fingerprint sensor
Registration or authenticating step, so as to protect the data for being stored in portable electric appts, and prevent security incident.
Fingerprint sensor can be manufactured into the component form including peripheral parts or structure, and can be integrated into
Function key and realize, therefore can be effectively installed to various electronic equipments.
Fingerprint sensor can be had the special feature that using everyone fingerprint and be converted into code.Now, conversion generation
Code and other people finger-print code by very low on identical the probability theory registered, therefore can generalize and utilize fingerprint
User authentication.
But, uprised with the utilization rate of portable electric appts, for can using registered user fingerprint feature and
Recognize the necessity of function of fingerprint also in increase.
Generally, it is provided to the optical fingerprint sensor assembly of the device with the size bigger than portable electric appts
Limitation to block size is smaller, therefore realizes the detection function for personation fingerprint by increasing special part.Make
, can be by with being ready for use on the special light source for sensing transparent personation fingerprint, and the glass touched in finger for an example
The upper surface of plate forms transparency electrode and judges to contact the electric capacity of object, so as to recognize personation fingerprint.Korean granted patent publication
The personation fingerprint identification device using special light source is disclosed in No. 10-1436786 (2014.09.11).
But, the capacitive fingerprint sensor of device of the small sizes such as portable electric appts is provided to by block size system
About larger, therefore, it is difficult to realize the detection function of palming off fingerprint by adding special part.
Also, the fingerprint sensor of capacitive way has as a drawback that：To the mixing using silicon and graphite (Graphite)
The attack of the personation fingerprint of the materials such as thing, vinyl acetate plastics, gelatin (Gelatin) is fragile.
Accordingly, it would be desirable to one kind can be adapted to small modules, and in the mixture using silicon and graphite, vinyl acetate modeling
Under the Fingerprint Attacking of the materials such as material, gelatin, can also have the sensor package of fingerprint identification function and utilize this vacation
Emit fingerprint identification method.
[prior art literature]
[patent document]
Korean granted patent publication the 10-1436786th (2014.09.11)
Utility model content
In order to solve the above problems, technical problem to be solved in the utility model is that can improve personation there is provided one kind
The sensor package of the accuracy of identification of fingerprint and utilize this personation fingerprint identification method.
In order to realize the technical problem, an embodiment of the present utility model provides following sensor package, including：
Sensor assembly, finger print information and the colouring information on object surface for measurement object thing；Control unit, by will be from described
The finger print information and colouring information of the finger print information and the colouring information and the primary standard substance of registration of sensor assembly measurement are carried out
Compare, and recognize from object measure fingerprint personation whether.
In an embodiment of the present utility model, the sensor assembly can include：Fingerprint sensor, is mounted to first
Underlay substrate, and for sensing the fingerprint of the object；Illuminating part, is mounted to the second underlay substrate, for described right
As thing irradiation light；Light absorbing part, second underlay substrate is arrived by attachment, for sensing the surface scattering in the object
Light, and calculate the colouring information on the object surface；First cap, is provided to first underlay substrate, for collecting post
State fingerprint sensor；Second cap, is provided to second underlay substrate, for housing the illuminating part and the light absorbing part.
In an embodiment of the present utility model, first underlay substrate and second underlay substrate can be by single bases
Plate shape forms as one type into, first cap and second cap.
In an embodiment of the present utility model, the light absorbing part can include：First for sensing feux rouges receives light sensing
Device, the second receipts optical sensor for sensing green glow and for sensing blue light the 3rd receive optical sensor.
In an embodiment of the present utility model, the colouring information can include：Red value, value of green, blue value and color temperature value.
In an embodiment of the present utility model, the illuminating part can have upward side to be pointed to the top of irradiation light
Property.
In an embodiment of the present utility model, the illuminating part can have the lateral sensing to side surface direction irradiation light
Property.
In an embodiment of the present utility model, some light that the illuminating part can be irradiated in white light, feux rouges and blue light.
, can be equipped with opening portion in second cap in an embodiment of the present utility model, the opening portion is used for
Form the path of the light irradiated from the illuminating part and the light scattered from the object.
In an embodiment of the present utility model, the opening portion can equipped with coating, the coating have with it is described
The color identical color of second cap.
, can be equipped with barrier, institute between the illuminating part and the light absorbing part in an embodiment of the present utility model
Stating barrier is used to stop light to prevent from directly being received by the light absorbing part from the light that the illuminating part irradiates.
It is whether consistent except finger print information according to an embodiment of the present utility model, can also be true using colouring information
Recognize the object for being equipped with fingerprint, i.e. the object that the primary standard substance used during first registers information is used when being measured with hereafter fingerprint
It is whether consistent, therefore can further improve personation fingerprint accuracy of identification.
Also, according to an embodiment of the present utility model, light absorbing part by receiving light in the surface scattering of object and
Calculating includes the colouring information of red value, value of green, blue value and color temperature value, and in the colouring information and the color letter of registration of measurement
Certification is completed in the case that breath is all consistent, therefore the accuracy of identification of fingerprint can be improved.
Technique effect of the present utility model is not limited to above-mentioned technique effect, it is to be understood that effect of the present utility model
Include the institute of composition inference of the present utility model that can be described from detailed description of the present utility model or claims
There is technique effect.
Brief description of the drawings
Fig. 1 is the exemplary plot for showing the sensor package according to an embodiment of the present utility model.
Fig. 2 is the pie graph for showing the sensor package according to an embodiment of the present utility model.
Fig. 3 is the plane pie graph for showing the sensor assembly according to an embodiment of the present utility model.
Fig. 4 is the section pie graph for showing the sensor assembly according to an embodiment of the present utility model.
Fig. 5 is the exemplary plot in the path for showing the light in the sensor assembly according to an embodiment of the present utility model.
Fig. 6 is the exemplary plot in the path for showing the light in the sensor assembly according to another embodiment of the present utility model.
Fig. 7 is the personation fingerprint identification method for showing to utilize the sensor package according to an embodiment of the present utility model
Flow chart.
Fig. 8 is the personation fingerprint identification method for showing to utilize the sensor package according to an embodiment of the present utility model
In, the flow chart for the step of calculating colouring information.
Fig. 9 is the personation fingerprint identification method for showing to utilize the sensor package according to an embodiment of the present utility model
In, control unit recognizes flow chart the step of whether personation of fingerprint.
Figure 10 to Figure 13 is the personation fingerprint for showing to utilize the sensor package according to an embodiment of the present utility model
In recognition methods, the flow chart of the identifying procedure of control unit.
Symbol description
100：Sensor assembly 110：First underlay substrate
111：Second underlay substrate 120：Fingerprint sensor
130：Illuminating part 140：Light absorbing part
150：First cap 151：Second cap
152：Opening portion 160：Barrier
170：Reflecting part 200：Control unit
210：Substrate 300：Cover glass
Embodiment
Hereinafter, the utility model is illustrated referring to the drawings.But, the utility model can be by a variety of different from each other
Form realize, and be not limited to the embodiment that illustrates in this specification.Also, it is bright in order to be carried out to the utility model in the accompanying drawings
True explanation, eliminates the part unrelated with explanation, in the specification, and similar accompanying drawing symbol is imparted to similar part
Number.
In the specification, when mentioning some part with other parts " connection ", not only including " being directly connected to "
Situation, includes the situation of middle " being indirectly connected with " for being folded with miscellaneous part.Also, it is some when mentioning some part " comprising "
During inscape, in the case of not special opposite record, however not excluded that other inscapes, but mean to have
Other inscapes.
Hereinafter, refer to the attached drawing and embodiment of the present utility model is described in detail.
Fig. 1 is the exemplary plot for showing the sensor package according to an embodiment of the present utility model, and Fig. 2 is to show basis
The pie graph of the sensor package of an embodiment of the present utility model, Fig. 3 is shown according to an embodiment of the present utility model
Sensor assembly plane pie graph, Fig. 4 is the section for showing the sensor assembly according to an embodiment of the present utility model
Pie graph, Fig. 5 is the exemplary plot in the path for showing the light in the sensor assembly according to an embodiment of the present utility model.
As shown in Figures 1 to 5, sensor die can be included according to the sensor package of an embodiment of the present utility model
Block 100 and control unit 200.
Also, sensor assembly 100 can detect object P finger print information and the colouring information on object P surfaces.
Wherein, sensor assembly 100 can include：First underlay substrate 110, the second underlay substrate 111, fingerprint sensor
120th, illuminating part 130, light absorbing part 140, the first cap 150 and the second cap 151.
Fingerprint sensor 120 can be mounted on the first underlay substrate 110, and can sense object P fingerprint.
In addition, illuminating part 130 is mounted to the second underlay substrate 111, can be to object P irradiation lights；The quilt of light absorbing part 140
Mount to the second underlay substrate 111, and object P surfaces can be calculated by sensing from the light of object P surface scatterings
Colouring information.
Also, the first cap 150 can be provided to the first underlay substrate 110, and can house fingerprint sensor 120；
Second cap 151 can be provided to the second underlay substrate 111, and can house illuminating part 130 and light absorbing part 140.
Also, control unit 200 can be by finger print information and colouring information for being measured from sensor assembly 100 etc. and primary standard substance
Finger print information and colouring information be compared so that recognize from object P measure fingerprint personation whether.
Accordingly, not only may determine that object P finger print information and the finger print information of primary standard substance identical whether, can also
Judge object P and primary standard substance identical whether.Therefore, have and primary standard substance to the object P attachings different from primary standard substance
Finger print information identical finger print information fingerprint and in the case of carrying out finger print identifying, can also recognize the personation of fingerprint with
It is no.
Specifically, fingerprint sensor 120 can sense finger print information, and can have detecting part 121 and substrate 122.
Detecting part 121 can have sensor pixel (not shown), and the sensor pixel can be formed with variform,
For example, the sensor pixel can be arranged to array (Array) form and have sensing region.
Also, fingerprint sensor 120 can be the fingerprint sensor of capacitive way, the hand that detecting part 121 can be with user
Finger-type is into electric capacity.In the case, each sensor pixel of detecting part 121 can form electricity in the relation with user's finger
Hold.
Detecting part 121 can be found out on corresponding sensor pixel top according to user's hand by measuring the size of electric capacity
Refer to the difference of the electric capacity of fingerprint.Accordingly, fingerprint sensor 120 can sense the finger of contact or the user's finger proximally isolated
Line, and can sense according to user's finger whether approach or its move electric capacity change.
Also, fingerprint sensor 120 can be the pointers such as fingerprint sensing function and execution cursor with sensing fingerprint
Bio-identification Trackpad (the BTP with navigation feature of operation；Biometric Track Pad).And then, fingerprint sensor
120 can sense according to user's finger whether approach or its move input information or electrostatic, and perform based on its movement and
The pointer operation function of moving the pointers such as cursor.
The composition of above-mentioned detecting part 121 is simply exemplary, and detecting part 121 can be not limited to above-mentioned with sensor pixel
Form, and it is created as other forms.
Also, substrate 122 can be made up of silicon (Silicon) material, and can be by being electrically connected inside or outside it
It is connected to detecting part 121.In an embodiment of the present utility model, fingerprint sensor 120 can pass through WLP (wafer-level packagings；
Wafer Level Package) technique manufacture.Also, can be equipped with multiple electrodes pad (not shown) in substrate 122.
Also, fingerprint sensor 120 can be mounted to the first underlay substrate 110.
First underlay substrate 110 can be PCB (printed circuit board (PCB)s；Printed Circuit Board).Or, first
Underlay substrate 110 can also utilize MID (molding interconnection elements；Molded Interconnect Device) technology and manufacture
Moulded work.
In addition, the first cap 150 can be provided to the first underlay substrate 110, and fingerprint sensor 120 can be housed.
Also, illuminating part 130 and light absorbing part 140 can be mounted to the second underlay substrate 111.Second underlay substrate 111
Can be PCB (Printed Circuit Board；Printed circuit board (PCB)), or utilize MID (Molded Interconnect
Device；Molding interconnection element) technology and the moulded work that manufactures.
Also, the second cap 151 can be provided to the second underlay substrate 111, and can house illuminating part 130 and receive light
Portion 140.
First cap 150 and the second cap 151 can form the profile of sensor package, and can cover each and refer to
Line sensor 120, illuminating part 130 and light absorbing part 140 and protected.
First cap 150 and the second cap 151 can cover fingerprint sensor 120, illuminating part 130 and light absorbing part respectively
140 mode is equipped with, and can also be formed as, and houses fingerprint sensor in the receiving space with receiving space respectively
120th, illuminating part 130 and light absorbing part 140.
In the first cap 150 and the second cap 151 respectively to cover fingerprint sensor 120, illuminating part 130 and light absorbing part
In the case that 140 mode is equipped with, the first cap 150 and the second cap 151 can be by EMC (epoxy molding materials, Epoxy
Molding Compound) manufacture.
And then, the first cap 150 can be formed in the way of covering fingerprint sensor 120, and the second cap 151 can be with tool
The mode for having receiving space and housing illuminating part 130 and light absorbing part 140 is formed, can also various mode formed.
In an embodiment of the present utility model, the first underlay substrate 110 and the second underlay substrate 111 can be independently formed,
It can also be formed by single substrate.Therefore, fingerprint sensor 120, illuminating part 130 and light absorbing part 140 can be arrived by attachment respectively
Different substrates, or single substrate is arrived by attachment.Also, in an embodiment of the present utility model, the first cap 150 and second
Cap 151 can be formed respectively, or be integrally formed.Therefore, it can be formed according to sensor assembly 100 of the present utility model
For, make with sensing fingerprint fingerprint sensor 120 fingerprint sensor module, and to object P irradiation lights and sense and
The form that the colouring information sensor assembly of the colouring information on object P surfaces is integrally formed is calculated, or with divergence type shape
Into form.
Object P can touch the first cap 150, the upper surface of the second cap 151.Specifically, reference picture 5, are being passed
In the case that sensor packaging part is installed to electronic equipment, cover glass is may be fitted with the upper surface of sensor package
300, therefore in the case, object P can touch the cover glass 300.
First cap 150 and the second cap 151 can have the characteristic that can pass through light.Accordingly, in the first cap 150
With the second cap 151 with cover fingerprint sensor 120, illuminating part 130 and light absorbing part 140 it is morphogenetic in the case of, if
The upper surface of cover glass 300 to object P, then fingerprint sensor 120 can also measurement object thing P finger print information.That is,
By making the first cap 150 have the characteristic that can pass through light, drive signal can pass through the first cap 150 and cover glass
300 and send to object P, and sensing signal can be by the cap 150 of cover glass 300 and first by fingerprint sensor 120
Detecting part 120 receive.
Also, it can also be formed with the opening portion 152 for forming the light path for passing through light in the second cap 151.
Opening portion 152 can be provided to the upside of the illuminating part 130 and light absorbing part 140 in the upper surface of the second cap 151
Part.Also, the location and shape of opening portion 152 can be formed as, make from illuminating part 130 irradiate light object P table
Face produces scattering, and the appropriate location and shape for making the above-mentioned light scattered be received by light absorbing part 140.Opening portion 152 can be with
The second cap of insertion 151 and formed, or can the second cap 151 except opening portion 152 upper portion 153 formed make
Coating that light can not pass through etc., so that light can only be passed through by opening portion 152.
And then, the first cap 150 and the second cap 151 can have with will install sensor packaging part electronic equipment
Color of shell (for example, color of the frame of cover glass) identical color.Also, opening portion 152 can equipped with
With the first cap 150 and the coating 155 of the color identical color of the second cap 151.Accordingly, it is mounted in sensor package
During to electronic equipment, opening portion 152, the first cap 150, the shell of the second cap 151 and electronic equipment can have identical
Color, and when externally, can have the effect that cannot be distinguished by.
Also, illuminating part 130 can be mounted to the second underlay substrate 111, and can be to object P irradiation lights.
Illuminating part 130 can use various light sources, and can irradiate some in white light, feux rouges, green glow and blue light
Light.For example, illuminating part 130 can be by LED (Light Emitting Diode；Light emitting diode) it is used as light source, in order to irradiate
The light, white light LEDs, red-light LED, green light LED and blue-ray LED are used as light source.
Also, illuminating part 130 can be set in the way of light is towards upside.That is, illuminating part 130 can have to upside
The upper surface directive property (reference picture 5) of direction irradiation light.
Illuminating part 130 can also have reflecting part 170, so that light can be irradiated to upside.As illustrated, reflecting part
170 can be provided to the one side of the second cap 151, and this is exemplary embodiment, and reflecting part 170 can also be provided to
The inner side of two caps 151.
Show in addition, Fig. 6 is the path for showing light in the sensor assembly according to another embodiment of the present utility model
Illustration.Reference picture 6, illuminating part 130a can by so that light to side-irradiation in the way of set.That is, illuminating part 130a can have
The side directive property of oriented side surface direction irradiation light, in this case, it is possible to omit above-mentioned reflecting part structure.
Also, can be equipped with barrier 160 in the second underlay substrate 111.Barrier 160 can be provided to the He of illuminating part 130
Between light absorbing part 140, the light irradiated from illuminating part 130 can stop light so that light can not be received directly by light absorbing part 140.That is,
Barrier 160 can prevent from making irradiating from illuminating part 130, but not object P surface scattering light, i.e. noise
(noise) light is received by light absorbing part 140.The material shape that barrier 160 be able to can not be passed through by the light for making to irradiate from illuminating part 130
Into.
Also, light absorbing part 140 can be mounted on the second underlay substrate 111, and can sense on object P surface
The light of scattering.
According in sensor package of the present utility model, light absorbing part 140 can be received from object P surface scattering
Light L2, i.e., irreflexive smooth L2, rather than the light L1 being totally reflected from object P surface.Described in the light amount ratio of the light of the scattering
The light of total reflection is less, therefore can more accurately calculate the colouring information on object P surfaces described later.
Light absorbing part 140 can have the first of sensing red light to receive optical sensor 141, the second receipts light of sensing green light is passed
3rd receipts optical sensor 143 of sensor 142 and sensing blue light.And then, light absorbing part 140, which can also have, can sense all-wave length
The 4th of the light of (infrared ray, ultraviolet and visible rays) receives optical sensor 144.
Light absorbing part 140 can be believed by sensing the color for calculating object P surfaces in the light of object P surface scattering
Breath.That is, each receives the light quantity that optical sensor 141,142,143,144 can respectively export, handle the light received, therefore, described
Colouring information can include red value, value of green, blue value and color temperature value.Biological finger according to different people there are different colors to believe
Breath, and for same subscriber, can not be by measuring environment, i.e. measure the influence of temperature, user's body temperature in place etc. and have
There is identical colouring information.Therefore, in the case of same subscriber, red value, value of green, blue value and color temperature value can be identical values.
The receipts optical sensor can use photodiode (PD, Photodiode).
Control unit 200 can by compare the finger print information measured from fingerprint sensor 120 and described colouring information etc. with
The finger print information and colouring information of primary standard substance and recognize from object measure fingerprint personation whether.Control unit 200 can be
The finger print information measured from object is identical with the finger print information of the primary standard substance of registration, and the colouring information measured from object
In the case of the colouring information identical of the primary standard substance of registration, certification is completed.That is, control unit 200 measurement finger print information and
In colouring information any one it is different from the finger print information and colouring information of registration in the case of, it can be determined that for certification lose
Lose.
Control unit 200 can be arrived substrate 210 by attachment, and substrate 210 can be pasted with sensor package portable
The main printed circuit board (Main PCB) of electronic equipment.
[table 1]
Table 1 shows to utilize a variety of differences calculated according to the fingerprint sensor package part of an embodiment of the present utility model
The colouring information result of object.White LED as light source, and is applied with by the illuminating part used in embodiment 1 and embodiment 3
1F=10mA.
Embodiment 1 is the situation that object is biological finger.According to embodiment 1, the result of calculation of the biological finger of measurement
For red value is that 305, value of green is that 288, blue value is 114, and color temperature value is 4750.
Also, embodiment 2 is that object is to be attached on biological finger by the situation of the personation fingerprint of Gelatin production.According to
Embodiment 2, the result of calculation of the colouring information of measurement is that red value is that 274, value of green is that 302, blue value is 127, and color temperature value is
5238, thus all numerical value all with the difference of embodiment 1.
Also, embodiment 3 is that object is that the personation fingerprint manufactured by vinyl acetate resin is attached on biological finger
Situation.According to embodiment 3, the result of calculation of the colouring information of measurement is that red value is that 326, value of green is that 335, blue value is 146,
And color temperature value is 5197, thus all numerical value all with the difference of embodiment 1.
Embodiment 2 and embodiment 3 are to utilize the personation by being manufactured using transparent materials such as gelatin or vinyl acetate resins
The situation of fingerprint, in the case of using transparent material as described above, can also produce the difference of colouring information, therefore, it is possible to know
Not Jia Mao fingerprint whether.
In addition, in the case where manufacturing personation fingerprint using the mixture of silicon and graphite, personation fingerprint shape turns into black,
Therefore the difference of colouring information can be clearly distinguished, therefore carry out above-mentioned colouring information test.
According to the utility model, personation fingerprint is attached on biological finger and in the case of authentication attempt, can also be passed through
Compare be pasted with personation fingerprint object surface colouring information, judge object with register primary standard substance identical whether,
Accordingly, it can carry out palming off the identification of fingerprint.
Hereinafter, to recognizing that the method for personation fingerprint is illustrated using sensor package.
Fig. 7 is the personation fingerprint identification method for showing to utilize the sensor package according to an embodiment of the present utility model
Flow chart, Fig. 8 is to show to utilize the personation fingerprint recognition side according to the sensor package of an embodiment of the present utility model
In method, the flow chart for the step of calculating colouring information, Fig. 9 is to show to utilize the sensor according to an embodiment of the present utility model
In the personation fingerprint identification method of packaging part, control unit recognizes flow chart the step of whether personation of fingerprint, Figure 10 to Figure 13
It is to show to utilize in the personation fingerprint identification method according to the sensor package of an embodiment of the present utility model, control unit
The flow chart of identifying procedure.
As shown in Fig. 7 to Figure 13, the personation fingerprint of the sensor package according to an embodiment of the present utility model is utilized
Recognition methods can include：The step of fingerprint sensor senses the fingerprint of object (S510).
Now, before the S510 steps, the step of can carrying out registering the finger print information and colouring information of primary standard substance
(S501).Wherein, the primary standard substance refers to the finger for the user to be registered for certification.Also, it is right in the S510 steps
As thing refers to the object of fingerprint to be sensed.
Also, can be with using the personation fingerprint identification method according to the sensor package of an embodiment of the present utility model
Including：When from illuminating part to object irradiation light, sensed in light absorbing part from the light that object is scattered and calculate object surface
Colouring information the step of (S520).
Wherein, the photometry that the colouring information can include being received by light absorbing part from the surface scattering in object is calculated
Red value, value of green, blue value and color temperature value.In the case where the object is human finger, the surface of the object can be with
It is the skin of human finger.
Also, the calculation procedure of the colouring information can include：From the optical oomputing red value of sensing the step of (S521)；From
The step of optical oomputing value of green of the sensing (S522)；From the optical oomputing blue value of the sensing the step of (S523)；And from institute
The step of stating the optical oomputing color temperature value of sensing (S524).Now, the computation sequence of each step (S521~S524) does not have
Distinguishingly specified, more than one in each described step (S521~S524) can be carried out simultaneously.
Also, can be with using the personation fingerprint identification method according to the sensor package of an embodiment of the present utility model
Including：Compare the finger print information sensed from fingerprint sensor, the colouring information transmitted from light absorbing part and registration in control unit
The finger print information and colouring information of primary standard substance and recognize from object measure fingerprint personation whether the step of (S530).
In the S530 steps, the steps can be carried out：First identification step (S531), control unit is by comparing
The finger print information of object with registration primary standard substance finger print information and judge finger print information identical whether.
Also, control unit can carry out the steps：Second identification step (S532), passes through comparison other thing surface
The colouring information on colouring information and the primary standard substance surface of registration and judge object and primary standard substance identical whether.Hereafter,
One identification step (S531) and the second identification step (S532) are all judged as in the case of identical that control unit can complete certification.
First identification step (S531) and the second identification step (S532) can be carried out successively, or can be carried out simultaneously.
In the case where the first identification step (S531) and the second identification step (S532) are carried out successively, the first identification step can be first carried out
Suddenly (S531), then the second identification step (S532) is carried out；Or first carry out the second identification step (S532) and carry out the first identification again
Step (S531) etc., it is all in this way, without special order.
That is, in the S530 steps, know when control unit first carries out first identification step (S531) and described second
Some step in other step (S532) and the step of be judged as the execution in result differ, then may determine that to recognize
Card failure.In the case, control unit can without another remaining step.
Reference picture 10, control unit can first carry out the first identification step and judge the whether identical of finger print information.Or, such as
Shown in Figure 12, control unit can first carry out the second identification step and judge the whether identical of colouring information.If said process
Implementing result is differed to judge into, then control unit may determine that as authentification failure, and can terminate verification process.
But, know when in the S530 steps, control unit first carries out first identification step (S531) and described second
Some step in other step (S532) and the step of be judged as the preferential execution in result it is identical when, control unit can be with
It is additional to perform another step.Also, if the judged result in the step of additional execution then may determine that to differ
For authentification failure.But, if the judged result of the step of additional execution is identical, control unit can complete certification
(reference picture 10 and Figure 12).
That is, control unit is only identical with the finger print information and colouring information of registration in the finger print information and colouring information of measurement
In the case of, complete certification, and the finger print information when any one in the finger print information and colouring information of measurement with registration
When being differed with colouring information, it can be determined that be authentification failure.
In addition, verification process can also not terminated, and control when judged result the step of performing is differs
Portion can perform the process of the first identification step or the second identification step again.In other words, control unit can execution step
Judged result in rapid is the step of performing the execution again in the case of differing.
That is, reference picture 11 and Figure 13, control unit can perform finger print information of the result of the first identification step for measurement
In the case of being differed with the finger print information of registration, the first identification step is performed again, and this perform again can be similarly
Suitable for the second identification step.
Wherein, user can set the number of times for the step of performing executed again, perform setting number of times again as described above
Result be also measurement information with registration information differ in the case of, control unit may determine that as authentification failure.
As described above, according to the utility model, not only color can also be utilized using the whether consistent of finger print information
Information and confirm be equipped with fingerprint object, i.e. the primary standard substance used during first registers information is used when being measured with hereafter fingerprint
Object it is whether consistent, therefore can further improve personation fingerprint identification accuracy.
It is as described above that explanation of the present utility model is carried out just for the sake of providing example, in the utility model institute
The personnel with ABC, which are appreciated that, in the technical field of category can not change technological thought of the present utility model and necessity
Feature and the utility model is easily deformed into other specific forms.It is understood, therefore, that the above embodiments are in institute
It is all exemplary to have in aspect, and is not limitation.For example, constituted will for each illustrated in this specification with single type
Element can be implemented by scattered, equally, with inscape that decentralized illustrates can also by combination in the form of implemented.
Scope of the present utility model must be defined by tbe claims, in addition, it is desirable to understand, can containing from claims
The form of all changes or deformation is all contained in model of the present utility model derived from justice, scope and concept impartial therewith
In enclosing.
Claims (11)
1. a kind of sensor package, it is characterised in that including：
Sensor assembly, for the finger print information and the colouring information on object surface of measurement object thing, and including：Fingerprint sensing
Device, is mounted to the first underlay substrate, the fingerprint for sensing the object；Illuminating part, is mounted to the second underlay substrate,
For to the object irradiation light；Light absorbing part, arrives second underlay substrate, for sensing in the object by attachment
The light of surface scattering, and calculate the colouring information on the surface of the object；And
Control unit, passes through finger print information and the colouring information and the primary standard substance of registration that will be measured by the sensor assembly
Finger print information and colouring information are compared, and whether is the personation for the fingerprint that identification is measured from object.
2. sensor package as claimed in claim 1, it is characterised in that the sensor assembly also includes：
First cap, is provided to first underlay substrate, for housing the fingerprint sensor；
Second cap, is provided to second underlay substrate, for housing the illuminating part and the light absorbing part.
3. sensor package as claimed in claim 2, it is characterised in that
First underlay substrate and second underlay substrate are formed by single substrate,
First cap and second cap form as one type.
4. sensor package as claimed in claim 2, it is characterised in that the light absorbing part includes：
First for sensing feux rouges receives optical sensor；
Second for sensing green glow receives optical sensor；And
The 3rd for sensing blue light receives optical sensor.
5. sensor package as claimed in claim 2, it is characterised in that
The colouring information includes：Red value, value of green, blue value and color temperature value.
6. sensor package as claimed in claim 2, it is characterised in that
The illuminating part has top directive property of the upward side to irradiation light.
7. sensor package as claimed in claim 2, it is characterised in that
The illuminating part has the lateral directive property to side surface direction irradiation light.
8. sensor package as claimed in claim 2, it is characterised in that
A certain light in the illuminating part irradiation white light, feux rouges, green glow and blue light.
9. sensor package as claimed in claim 2, it is characterised in that
In second cap equipped with opening portion, the opening portion is used to being formed the light that is irradiated from the illuminating part and from described
The path of the light of object scattering.
10. sensor package as claimed in claim 9, it is characterised in that
In the opening portion equipped with coating, the coating has the color identical color with second cap.
11. sensor package as claimed in claim 2, it is characterised in that
Equipped with barrier between the illuminating part and the light absorbing part, the barrier is used to stop light to prevent from described luminous
The light of portion's irradiation is directly received by the light absorbing part.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2015-0130887 | 2015-09-16 | ||
| KR1020150130887A KR20170033058A (en) | 2015-09-16 | 2015-09-16 | Sensor package and method for distinguishing fake fingerprint of the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206546582U true CN206546582U (en) | 2017-10-10 |
Family
ID=58500378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621046998.XU Expired - Fee Related CN206546582U (en) | 2015-09-16 | 2016-09-09 | Sensor package |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR20170033058A (en) |
| CN (1) | CN206546582U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112446260A (en) * | 2019-09-02 | 2021-03-05 | 杭州萤石软件有限公司 | Authentication method and device |
| CN114419680A (en) * | 2021-08-11 | 2022-04-29 | 深圳阜时科技有限公司 | Fingerprint identification device and method and electronic equipment |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210024877A (en) | 2019-08-26 | 2021-03-08 | 삼성전자주식회사 | Method and apparatus for determining liveness |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101080643B1 (en) * | 2008-07-14 | 2011-11-08 | 주식회사 유니온커뮤니티 | Apparatus for Distinguishing Living Body Fingerprint and Method therof |
| KR101436786B1 (en) | 2013-03-21 | 2014-09-11 | 주식회사 슈프리마 | Apparatus and Method for Distinguishing Forge Fingerprint |
-
2015
- 2015-09-16 KR KR1020150130887A patent/KR20170033058A/en not_active Application Discontinuation
-
2016
- 2016-09-09 CN CN201621046998.XU patent/CN206546582U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112446260A (en) * | 2019-09-02 | 2021-03-05 | 杭州萤石软件有限公司 | Authentication method and device |
| CN114419680A (en) * | 2021-08-11 | 2022-04-29 | 深圳阜时科技有限公司 | Fingerprint identification device and method and electronic equipment |
| CN114419680B (en) * | 2021-08-11 | 2023-12-29 | 深圳阜时科技有限公司 | Fingerprint identification device and method and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20170033058A (en) | 2017-03-24 |
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