CN107506741A - A kind of fingerprint collecting method and terminal device - Google Patents
A kind of fingerprint collecting method and terminal device Download PDFInfo
- Publication number
- CN107506741A CN107506741A CN201710791000.1A CN201710791000A CN107506741A CN 107506741 A CN107506741 A CN 107506741A CN 201710791000 A CN201710791000 A CN 201710791000A CN 107506741 A CN107506741 A CN 107506741A
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- camera
- image
- fingerprint collecting
- fingerprint
- camera module
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
- G06V40/1306—Sensors therefor non-optical, e.g. ultrasonic or capacitive sensing
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- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
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- Theoretical Computer Science (AREA)
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Abstract
The invention discloses a kind of fingerprint collecting method and terminal device, methods described includes：Touch operation of the user in the fingerprint collecting region of camera module is responded, starts the camera of camera module configuration；Fingerprint collecting region is shot by the camera；The image obtained to shooting is handled to obtain the fingerprint image of the user.The present invention is taken pictures by camera to fingerprint collecting region to obtain the fingerprint image of user, and the fingerprint image of user so can be directly gathered in terminal device, reduces the use cost of terminal device.
Description
Technical field
The present invention relates to terminal device technical field, more particularly to a kind of fingerprint collecting method and terminal device.
Background technology
With the fast development of terminal device, terminal device can generally carry out fingerprint recognition at present.The fingerprint recognition
It is by gathering user fingerprints, then the mode that the user fingerprints of collection are compared with pre-stored fingerprint in fingerprint base carries out identity
Identification.
The fingerprint collecting mode of existing terminal equipment configuration mainly includes condenser type, infrared type and sound wave type etc..But
It is that no matter terminal device gathers user fingerprints using that above-mentioned mode, and it is required for additionally increasing a finger in terminal device
Line harvester, fingerprint identification function is realized by fingerprint acquisition device.It is the finger so on the one hand to need terminal device
Line harvester reserves fingerprint collecting region, on the other hand also increases the production cost of terminal device.
Thus prior art could be improved and improve.
The content of the invention
The technical problem to be solved in the present invention is, in view of the shortcomings of the prior art, there is provided a kind of fingerprint collecting method and
Terminal device, to solve to need in existing terminal device additionally to increase fingerprint acquisition device to realize fingerprint collecting, caused by it is raw
Produce the problem of cost is high.
In order to solve the above-mentioned technical problem, the technical solution adopted in the present invention is as follows：
A kind of fingerprint collecting method, it includes：
Touch operation of the user in the fingerprint collecting region of camera module is responded, starts the camera of camera module configuration；
Fingerprint collecting region is shot by the camera；
The image obtained to shooting is handled to obtain the fingerprint image of the user.
The fingerprint collecting method, wherein, touch of the response user in the fingerprint collecting region of camera module is grasped
Make, the camera for starting camera module configuration specifically includes：
The induction installation of camera module preset configuration to sense the touch operation of user, wherein, what the induction installation was formed
Region is fingerprint collecting region；
When induction installation senses touch operation, start the camera of camera module configuration.
The fingerprint collecting method, wherein, it is described when induction installation senses touch operation, start camera module and match somebody with somebody
The camera put specifically includes：
When induction installation senses touch operation, the feedback signal of camera startup described in the sensory device output control；
The camera is controlled to start by the feedback signal.
The fingerprint collecting method, wherein, touch of the response user in the fingerprint collecting region of camera module is grasped
Make, start the camera of camera module configuration also includes afterwards：
Start the light compensating lamp of camera module configuration, and light source is provided for the camera by the light compensating lamp.
The fingerprint collecting method, wherein, the induction installation is becket, and the region in the becket is adopted for fingerprint
Collect region.
The fingerprint collecting method, wherein, it is described that fingerprint collecting region is carried out by the camera to shoot specific bag
Include：
Fingerprint collecting region is shot by the camera to obtain the first image；
At the end of touch operation, fingerprint collecting region is shot by the camera to obtain the second image.
The fingerprint collecting method, wherein, described pair shoots obtained image and is handled to obtain the finger of the user
Print image is specially：
Described first image and the second image are pre-processed so that described first image and the contrast phase of the second image
Together；
Described first image and second image are superimposed to obtain the fingerprint image of the user according to predetermined manner.
A kind of storage medium, it is stored with a plurality of instruction, and the instruction is suitable to be loaded by processor and performed as above any
Described fingerprint collecting method.
A kind of terminal device, it includes：
Camera module, suitable for shooting the image of finger-print region；
Processor, it is adapted for carrying out each instruction；And
Storage device, suitable for storing a plurality of instruction, the instruction is suitable to be loaded by processor and performed as above any described finger
Line acquisition method.
The terminal device, wherein, the becket is respectively positioned on the upper of terminal device, and the metal with the camera
Ring is located at the outside of the camera, with cause the camera be located at the metal ring into finger touch region in；Institute
State light compensating lamp to be located in the camera, and light source is provided for the camera.
Beneficial effect：Compared with prior art, the invention provides a kind of fingerprint collecting method and terminal device, the side
Method includes：Touch operation of the user in the fingerprint collecting region of camera module is responded, starts the shooting of camera module configuration
Head；Fingerprint collecting region is shot by the camera；The image obtained to shooting is handled to obtain the use
The fingerprint image at family.The present invention is taken pictures to obtain the fingerprint image of user, so by camera to fingerprint collecting region
The fingerprint image of user can be directly gathered in terminal device, reduces the use cost of terminal device.
Brief description of the drawings
Fig. 1 is the flow chart of fingerprint collecting method preferred embodiment provided by the invention.
Fig. 2 is the structure principle chart of terminal device preferred embodiment provided by the invention.
Embodiment
The present invention provides a kind of fingerprint collecting method and terminal device, to make the purpose of the present invention, technical scheme and effect
Clearer, clear and definite, the present invention is described in more detail for the embodiment that develops simultaneously referring to the drawings.It should be appreciated that this place is retouched
The specific embodiment stated only to explain the present invention, is not intended to limit the present invention.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singulative " one " used herein, " one
It is individual ", " described " and "the" may also comprise plural form.It is to be further understood that what is used in the specification of the present invention arranges
Diction " comprising " refer to the feature, integer, step, operation, element and/or component be present, but it is not excluded that in the presence of or addition
One or more other features, integer, step, operation, element, component and/or their groups.It should be understood that when we claim member
Part is " connected " or during " coupled " to another element, and it can be directly connected or coupled to other elements, or there may also be
Intermediary element.In addition, " connection " used herein or " coupling " can include wireless connection or wireless coupling.It is used herein to arrange
Taking leave "and/or" includes whole or any cell and all combinations of one or more associated list items.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art
Language and scientific terminology), there is the general understanding identical meaning with the those of ordinary skill in art of the present invention.Should also
Understand, those terms defined in such as general dictionary, it should be understood that have with the context of prior art
The consistent meaning of meaning, and unless by specific definitions as here, idealization or the implication of overly formal otherwise will not be used
To explain.
Below in conjunction with the accompanying drawings, by the description to embodiment, the content of the invention is described further.
Fig. 1 is refer to, Fig. 1 is the flow chart of fingerprint collecting method preferred embodiment provided by the invention.Methods described bag
Include：
S100, touch operation of the user in the fingerprint collecting region of camera module is responded, start taking the photograph for camera module configuration
As head.
Specifically, the touching operation is touching operation of the user to the fingerprint collecting region, described to touch operation production
Raw touch command can control the camera of the camera module configuration to start.The camera module preset configuration sensing
Device, the induction installation is located at the camera and is located at the surrounding of the camera, and forms fingerprint collecting region and shooting
Head is located in the fingerprint collecting region, so that during the proper user touch fingerprint collecting region, described in user's finger covering
Camera.
Exemplary, the response user is in the touch operation in the fingerprint collecting region of camera module, startup camera
The camera of module configuration specifically includes：
S101, the induction installation of camera module preset configuration to sense the touch operation of user, wherein, the induction installation shape
Into region be fingerprint collecting region；
S102, when induction installation senses touch operation, start camera module configuration camera.
Specifically, the induction installation is becket, and the becket is charged metal ring, make it that the becket can
To sense the touch operation of user, and cause by the touch operation motion of electric charge in charged metal ring, and produce control
Feedback signal, started with the camera for controlling camera module to configure according to the feedback signal.Accordingly, when induction installation senses
Specifically included to the camera for during touch operation, starting camera module configuration：
S1021, when induction installation senses touch operation, described in the sensory device output control camera start feedback
Signal；
S1022, pass through the feedback signal control camera startup.
Further, when user's finger touches fingerprint recognition region, the camera is covered by user's finger so that described
Camera be in ambient light it is dark under conditions of, so as to need to provide light source for the camera.Accordingly, the shooting head mould
Light compensating lamp is provided with group, the light compensating lamp can be arranged in the camera, and provides light source for the camera.
Exemplary, the response user is in the touch operation in the fingerprint collecting region of camera module, startup camera
Also include after the camera of module configuration：
Start the light compensating lamp of camera module configuration, and light source is provided for the camera by the light compensating lamp.
Specifically, the light compensating lamp is opened before camera startup or touches behaviour receiving
After work, directly open.That is, the light compensating lamp can be opened prior to camera, can also be opened after camera,
Certainly, the light compensating lamp can also be opened simultaneously with camera.
In one embodiment of the invention, may be all coverings when touching fingerprint collecting region due to user's finger
Fingerprint collecting region, cause to gather incomplete fingerprint image, so as to before the touch operation is responded, wrap
A deterministic process is included, for judging whether the touch operation meets preparatory condition.The preparatory condition can be described takes the photograph
It is less than predetermined luminance value as the first environment of head local environment is just no, or whether voltage caused by becket is more than predeterminated voltage
Value.
When it is described in advance condition for the camera local environment first environment just it is no be less than predetermined luminance value when, institute
Deterministic process is stated to be specifically as follows：
When receiving user in the touch operation in the fingerprint collecting region of camera module, gathered by the camera module
The first environment brightness of environment residing for camera；
By the first environment brightness compared with predetermined luminance；
When the first environment brightness is less than predetermined luminance, touch of the response user in the fingerprint collecting region of camera module
Operation.
When the condition in advance is whether voltage caused by becket is more than preset voltage value, the deterministic process specifically may be used
Think：
When receiving user in the touch operation in the fingerprint collecting region of camera module, obtain electric caused by the becket
Pressure value；
By the magnitude of voltage compared with predetermined voltage threshold；
When the magnitude of voltage is more than predetermined voltage threshold, touch of the response user in the fingerprint collecting region of camera module is grasped
Make.
S200, by the camera fingerprint collecting region is shot.
Specifically, described shot by camera to fingerprint collecting region, to obtain covering fingerprint collecting region
The image of user's finger.And in actual applications, user's finger may can not be collected accurately because being covered by things such as oil
The finger print information of user, so as to which when being touched in fingerprint collecting region, multiple user's finger images can be shot.
Exemplary, described shot by the camera to fingerprint collecting region can specifically include：
S201, fingerprint collecting region is shot to obtain the first image by the camera；
S202, at the end of touch operation, fingerprint collecting region is shot by the camera to obtain the second image.
Specifically, described first image is clapped for response user in the touch operation in the fingerprint collecting region of camera module
The image taken the photograph, i.e. described first image are the image shot when sensing touch operation.Second image is to sense touch
The image shot at the end of operation.Accordingly, a detection touch operation can also be included after the first image is shot to terminate
The step of.The step of detection touch operation terminates is specifically as follows：After starting camera, detection camera local environment
Second environment brightness, and by second environment brightness compared with predetermined luminance, when second environment brightness is more than predetermined luminance,
Second image is shot by camera.In actual applications, in order to reserve the time of shooting image to camera, imaged starting
Head preset time after, detect camera local environment second environment brightness, wherein, the preset time can be 0.5 second, 1
Second etc..
S300, the image obtained to shooting are handled to obtain the fingerprint image of the user.
Specifically, the obtained image that shoots includes the first image and the second image, and obtained image is shot to described
Handled to obtain the fingerprint image of user.
Specifically, the image that described pair of shooting obtains is handled to be specifically included with obtaining the fingerprint image of the user：
S301, described first image and the second image are pre-processed so that the contrast of described first image and the second image
Spend identical；
S302, described first image and second image be superimposed to obtain the fingerprint image of the user according to predetermined manner
Picture.
Specifically, in the step S301, described first image is different with the environment of the second IMAQ, its
In, the first image is that the image that is gathered using light compensating lamp as light source, the second image is that do not having in the case where there is finger touch
In the case that finger touches, the image that is gathered using ambient light as light source.So as to the first image and the image-context of the second image
Brightness is different, and the comparison degree of corresponding two images and saturation degree etc. are different, in order to obtain accurate fingerprint
Image, setting contrast can be carried out to the first image and the second image.
The contrast refer to light and shade region in a sub-picture it is most bright it is white and most dark it is black between different brightness levels
Measurement., can be on the basis of the contrast of the image of the first image/second by the contrast adjustment to be identical, regulation second
The contrast of the image of image/first, the first image and the second image etc. can also be adjusted respectively on the basis of default contrast,
Here just do not illustrate one by one.
Further, in the step S302, the predetermined manner is referred to described first image and the second image phase
Subtract to obtain fingerprint image.So it is due to when debris in user's finger being present（Oil stain, water stain etc.）, when finger contact fingerprint is adopted
When collecting region, have part and residue in fingerprint collecting region, such second image, which can photograph, residues in fingerprint collecting region
Material image, so more accurate fingerprint image can be obtained with the first image and the second image subtraction.
The invention provides a kind of storage medium, and it is stored with a plurality of instruction, and the instruction is suitable to by processor loading simultaneously
Perform as above any described fingerprint collecting method.
Present invention also offers a kind of terminal device, as shown in Fig. 2 it includes：
Camera module 100, suitable for shooting the image of finger-print region；
Processor 200, it is adapted for carrying out each instruction；And
Storage device 300, suitable for storing a plurality of instruction, the instruction be suitable to load by processor and performed it is as above any described in
Fingerprint collecting method.
Further, the becket is respectively positioned on the upper of terminal device with the camera, and the becket is positioned at described
The outside of camera, with cause the camera be located at the metal ring into finger touch region in；The light filling lamp position
In in the camera, and light source is provided for the camera.
In addition, the specific mistake that a plurality of instruction processing unit in above-mentioned storage medium and mobile terminal device is loaded and performed
Journey has been described in detail in the above-mentioned methods, is just no longer stated one by one herein.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (10)
1. a kind of fingerprint collecting method, it is characterised in that it includes：
Touch operation of the user in the fingerprint collecting region of camera module is responded, starts the camera of camera module configuration；
Fingerprint collecting region is shot by the camera；
The image obtained to shooting is handled to obtain the fingerprint image of the user.
2. fingerprint collecting method according to claim 1, it is characterised in that fingerprint of the response user in camera module
The touch operation of pickup area, the camera for starting camera module configuration specifically include：
The induction installation that camera module is pre-configured with to sense the touch operation of user, wherein, what the induction installation was formed
Region is fingerprint collecting region；
When induction installation senses touch operation, start the camera of camera module configuration.
3. fingerprint collecting method according to claim 2, it is characterised in that described when induction installation senses touch operation
When, the camera for starting camera module configuration specifically includes：
When induction installation senses touch operation, the feedback signal of camera startup described in the sensory device output control；
The camera is controlled to start by the feedback signal.
4. fingerprint collecting method according to claim 1, it is characterised in that fingerprint of the response user in camera module
The touch operation of pickup area, start the camera of camera module configuration also includes afterwards：
Start the light compensating lamp of camera module configuration, and light source is provided for the camera by the light compensating lamp.
5. according to any fingerprint collecting methods of claim 2-4, it is characterised in that the induction installation is becket, institute
It is fingerprint collecting region to state the region that becket surrounds.
6. fingerprint collecting method according to claim 1, it is characterised in that it is described by the camera to fingerprint collecting area
Domain carries out shooting and specifically included：
Fingerprint collecting region is shot by the camera to obtain the first image；
At the end of touch operation, fingerprint collecting region is shot by the camera to obtain the second image.
7. fingerprint collecting method according to claim 6, it is characterised in that described pair shoot obtained image handled with
The fingerprint image for obtaining the user is specially：
Described first image and the second image are pre-processed so that described first image and the contrast phase of the second image
Together；
Described first image and second image are superimposed to obtain the fingerprint image of the user according to predetermined manner.
8. a kind of storage medium, it is characterised in that it is stored with a plurality of instruction, and the instruction is suitable to be loaded and performed by processor
Fingerprint collecting method as described in claim 1-7 is any.
9. a kind of terminal device, it is characterised in that it includes：
Camera module, suitable for shooting the image of finger-print region；
Processor, it is adapted for carrying out each instruction；And
Storage device, suitable for storing a plurality of instruction, the instruction is suitable to be loaded by processor and performed as claim 1-7 is any
Described fingerprint collecting method.
10. terminal device according to claim 9, it is characterised in that the camera module include becket, camera with
And light compensating lamp；The becket is respectively positioned on the upper of terminal device with the camera, and the becket is located at the camera
Outside, with cause the camera be located at the metal ring into finger touch region in；The light compensating lamp is positioned at described
In camera, and light source is provided for the camera.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710791000.1A CN107506741A (en) | 2017-09-05 | 2017-09-05 | A kind of fingerprint collecting method and terminal device |
| PCT/CN2018/104212 WO2019047862A1 (en) | 2017-09-05 | 2018-09-05 | Fingerprint acquisition method and terminal device and storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710791000.1A CN107506741A (en) | 2017-09-05 | 2017-09-05 | A kind of fingerprint collecting method and terminal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107506741A true CN107506741A (en) | 2017-12-22 |
Family
ID=60695986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710791000.1A Pending CN107506741A (en) | 2017-09-05 | 2017-09-05 | A kind of fingerprint collecting method and terminal device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107506741A (en) |
| WO (1) | WO2019047862A1 (en) |
Cited By (4)
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| CN108737699A (en) * | 2018-05-04 | 2018-11-02 | 成都野望数码科技有限公司 | A kind of device for image and mobile terminal |
| WO2019047862A1 (en) * | 2017-09-05 | 2019-03-14 | 惠州Tcl移动通信有限公司 | Fingerprint acquisition method and terminal device and storage medium |
| CN110545352A (en) * | 2018-05-29 | 2019-12-06 | 夏普株式会社 | Electronic device, control method for electronic device, and recording medium |
| CN110661974A (en) * | 2019-09-30 | 2020-01-07 | 联想(北京)有限公司 | Image acquisition method and device and electronic equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111414865A (en) * | 2020-03-23 | 2020-07-14 | Oppo（重庆）智能科技有限公司 | Photographing and fingerprint identification method and electronic equipment |
| CN113365259B (en) * | 2021-07-26 | 2022-12-27 | 北京小米移动软件有限公司 | Method for establishing communication connection, method, device, equipment and storage medium for controlling connection function |
| CN115938018A (en) * | 2022-09-28 | 2023-04-07 | 杭州指安科技股份有限公司 | Biological identification integrated equipment and method |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2019047862A1 (en) | 2019-03-14 |
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Application publication date: 20171222 |