CN107679464A - The method and apparatus of fingerprint module calibration - Google Patents
The method and apparatus of fingerprint module calibration Download PDFInfo
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- CN107679464A CN107679464A CN201710852790.XA CN201710852790A CN107679464A CN 107679464 A CN107679464 A CN 107679464A CN 201710852790 A CN201710852790 A CN 201710852790A CN 107679464 A CN107679464 A CN 107679464A
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- Prior art keywords
- fingerprint module
- mark
- module
- fingerprint
- time point
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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
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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
- G06V40/50—Maintenance of biometric data or enrolment thereof
Abstract
The disclosure provides the method and apparatus of fingerprint module calibration, and the method for fingerprint module calibration includes：Obtain target fingerprint module mark；The target fingerprint module is identified as the mark that fingerprint module has been installed in current point in time；Obtain with reference to fingerprint module mark；It is described that the mark that fingerprint module has been installed in reference time point is identified as with reference to fingerprint module；Wherein, the reference time point is before the current point in time；When it is determined that target fingerprint module mark is different from the reference fingerprint module mark, calibrated to having installed fingerprint module in the current point in time.The method for the fingerprint module calibration that the embodiment of the present disclosure provides, the once calibration to currently having installed fingerprint module is triggered after it is determined that changing fingerprint module, calibration file is updated, can improve fingerprint recognition accuracy.
Description
Technical field
This disclosure relates to areas of information technology, more particularly to a kind of method and apparatus of fingerprint module calibration.
Background technology
The equipment of fingerprint recognition is supported to gather the fingerprint image of user by fingerprint module.However, in equipment replacement
The problem of fingerprint recognition accuracy declines often occurs after fingerprint module.
The content of the invention
The embodiment of the present disclosure provides the method and apparatus of fingerprint module calibration, and technical scheme is as follows：
According to the first aspect of the embodiment of the present disclosure, there is provided a kind of method of fingerprint module calibration, including：
Obtain target fingerprint module mark；The target fingerprint module is identified as has installed fingerprint module in current point in time
Mark；
Obtain with reference to fingerprint module mark；Described be identified as with reference to fingerprint module has installed fingerprint module in reference time point
Mark；Wherein, the reference time point is before the current point in time；
When it is determined that target fingerprint module mark is different with the reference fingerprint module mark, to when described current
Between put and fingerprint module has been installed calibrated.
The technical scheme that the disclosure provides, the mark that current point in time has been installed to fingerprint module are referred to as target fingerprint module
Mark, the mark that one time point (reference time point) of past has been installed to fingerprint module are referred to as with reference to fingerprint module mark.Such as
Fruit target fingerprint module mark is different from reference to fingerprint module mark, then illustrates between reference time point and current point in time more
Fingerprint module was changed, it is determined that the calibration of fingerprint module was carried out after changing fingerprint module can improve fingerprint recognition accuracy.
In one embodiment, the acquisition target fingerprint module mark, including：
Periodically obtain the target fingerprint module mark；
Or the target fingerprint module mark is obtained in start；
Or the target fingerprint module mark is obtained when receiving calibration instruction；
Or the target fingerprint module mark is obtained when fingerprint recognition accuracy drops to predetermined threshold value.
In one embodiment, the acquisition target fingerprint module mark, including：The equipment of installation fingerprint module is being started shooting
When obtain target fingerprint module mark.Exemplified by the equipment of fingerprint module to be installed for the situation of mobile phone, fingerprint module is changed
Work completed in the case where mobile phone is in off-mode, determine whether during mobile phone power-on to have changed fingerprint mould after the completion of replacing
Group, if then carrying out fingerprint module calibration.So fingerprint can be completed in fingerprint module with changing when defensive position machine first powers on use
Module is calibrated, and avoids user from occurring the low situation of fingerprint recognition rate in use and occurs, influences Consumer's Experience.
In one embodiment, described to obtain with reference to before fingerprint module mark, methods described also includes：In the reference
The mark of fingerprint module and storage were being installed in time point acquisition at that time；
It is described to obtain with reference to fingerprint module mark, including：The mark of the fingerprint module stored is obtained as the reference
Fingerprint module identifies.
Time point earlier, storing the time point installs the mark of fingerprint module and is used as with reference to fingerprint module mark
Know, compared with installing the mark of fingerprint module with a later time point, to confirm to be between the two time points
It is no to change fingerprint module.
In one embodiment, the mark of fingerprint module had been installed in storage at that time, including：
It is locally stored in the mark that the reference time point has installed fingerprint module.
Reference time point has installed the mark of fingerprint module, i.e., with reference to fingerprint module mark, can be locally stored, need
When can easily read, for target fingerprint module identify compared with.
In one embodiment, the mark of fingerprint module had been installed in storage at that time, including：
The mark for having installed fingerprint module in the reference time point is sent to server, in order to which the server is deposited
Store up the mark of the fingerprint module received.
It is stored in server with reference to fingerprint module mark, is obtained when required by server is accessed with reference to fingerprint module
Mark, the problem of can avoiding that the loss of data being likely to occur is locally stored, so as to improve Information Security.
In one embodiment, it is described to send the mark for having installed fingerprint module in the reference time point to service
Device, including：
The mark of fingerprint module will be installed in the reference time point and device identification is sent to the server, so as to
The mark that fingerprint module has been installed in the reference time point and device identification binding are stored in the server；Its
In, the device identification is the mark for the equipment for being mounted with fingerprint module；
The mark for obtaining the fingerprint module stored, including：
The device identification is sent to the server；
Receive the mark with the fingerprint module of device identification binding storage that the server is sent.
Server can store the reference fingerprint module mark of multiple equipment, be identified respectively with device identification, Mei Geshe
It is standby to be identified by identifying the reference fingerprint module stored to access reference time point to server reporting equipment, so that service
Device can service multiple equipment.
In one embodiment, it is described to having been installed in the current point in time after fingerprint module calibrates, in addition to：
The mark of the fingerprint module stored using target fingerprint module covering identifies as new reference fingerprint module.
According to the second aspect of the embodiment of the present disclosure, there is provided a kind of equipment of fingerprint module calibration, including：
Detection module, for obtaining target fingerprint module mark；The target fingerprint module is identified as in current point in time
The mark of fingerprint module has been installed；
Data management module, for obtaining with reference to fingerprint module mark；It is described to be identified as with reference to fingerprint module in reference
Between put the mark for having installed fingerprint module；Wherein, the reference time point is before the current point in time；
Processing module, for it is determined that the target fingerprint module mark with it is described reference fingerprint module mark it is different when,
Calibrated to having installed fingerprint module in the current point in time.
In one embodiment, the detection module includes cycle triggering submodule, for periodically obtaining the target
Fingerprint module identifies；
Or the detection module includes start triggering submodule, for obtaining the target fingerprint module in start
Mark；
Or the detection module includes instruction triggering submodule, for obtaining the mesh when receiving calibration instruction
Mark fingerprint module mark；
Or the detection module includes condition triggering submodule, for dropping to default threshold in fingerprint recognition accuracy
The target fingerprint module mark is obtained during value.
In one embodiment, the data management module includes data acquisition submodule and data retrieval submodule；
The data acquisition submodule, the mark of fingerprint module had been installed at that time for being obtained in the reference time point
And store；
The data retrieval submodule, for obtaining the mark of the fingerprint module stored as the reference fingerprint module
Mark.
In one embodiment, the data management module includes local datastore submodule, for being locally stored in
The reference time point has installed the mark of fingerprint module.
In one embodiment, the data management module includes data sending submodule, for will be in the reference
Between put and the mark of fingerprint module has been installed sent to server, in order to the mark for the fingerprint module that the server storage receives
Know.
In one embodiment, the data management module includes data syn-chronization sending submodule, retrieval request sends son
Module and retrieval response receiving submodule；
The data syn-chronization sending submodule, for will install the mark of fingerprint module in the reference time point and set
Standby mark is sent to the server, in order to which the server will install the mark of fingerprint module in the reference time point
Bind and store with the device identification；Wherein, the device identification is the mark for the equipment for being mounted with fingerprint module；
The retrieval request sending submodule, for sending the device identification to the server；
The retrieval response receiving submodule, stored for receiving being bound with the device identification for server transmission
Fingerprint module mark.
In one embodiment, the data management module includes data renewal submodule；
The data update submodule, and the mark of the fingerprint module for having been stored with target fingerprint module covering is made
Identified for new reference fingerprint module.
According to the third aspect of the embodiment of the present disclosure, there is provided a kind of electronic equipment, including：
Processor；
For storing the memory of processor-executable instruction；
Wherein, the processor is configured as：
Obtain target fingerprint module mark；The target fingerprint module is identified as has installed fingerprint module in current point in time
Mark；
Obtain with reference to fingerprint module mark；Described be identified as with reference to fingerprint module has installed fingerprint module in reference time point
Mark；Wherein, the reference time point is before the current point in time；
When it is determined that target fingerprint module mark is different with the reference fingerprint module mark, to when described current
Between put and fingerprint module has been installed calibrated.
According to the fourth aspect of the embodiment of the present disclosure, there is provided a kind of computer-readable recording medium, be stored thereon with calculating
Machine instructs, and the instruction realizes the step of first aspect provides method when being executed by processor.
It should be appreciated that the general description and following detailed description of the above are only exemplary and explanatory, not
The disclosure can be limited.
Brief description of the drawings
Accompanying drawing herein is merged in specification and forms the part of this specification, shows the implementation for meeting the disclosure
Example, and be used to together with specification to explain the principle of the disclosure.
Fig. 1 is the flow chart of the method for the fingerprint module calibration according to an exemplary embodiment.
Fig. 2 is the flow chart of the method for the fingerprint module calibration according to an exemplary embodiment.
Fig. 3 is the block diagram of the electronic equipment according to an exemplary embodiment.
Fig. 4 is the block diagram of the electronic equipment according to an exemplary embodiment.
Fig. 5 is the block diagram of the electronic equipment according to an exemplary embodiment.
Fig. 6 is the block diagram of the electronic equipment according to an exemplary embodiment.
Fig. 7 is the block diagram of the electronic equipment according to an exemplary embodiment.
Fig. 8 is the block diagram of the electronic equipment according to an exemplary embodiment.
Fig. 9 is the block diagram of the electronic equipment according to an exemplary embodiment.
Figure 10 is the block diagram of the electronic equipment according to an exemplary embodiment.
Figure 11 is the block diagram of the electronic equipment according to an exemplary embodiment.
Figure 12 is the block diagram of the electronic equipment according to an exemplary embodiment.
Figure 13 is the block diagram of the electronic equipment according to an exemplary embodiment.
Figure 14 is the block diagram of the terminal device according to an exemplary embodiment.
Embodiment
Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Following description is related to
During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the disclosure.On the contrary, they be only with it is such as appended
The example of the consistent apparatus and method of some aspects be described in detail in claims, the disclosure.
The equipment of fingerprint recognition is supported to gather the fingerprint image of user by fingerprint module, it is most common this kind of in life
Equipment is exactly the mobile phone with fingerprint identification function.The scheme that the disclosure provides can be applied to various be provided with setting for fingerprint module
It is standby.
Fingerprint module surface is standing glass cover-plate, is influenceed by glass cover-plate, the original finger that fingerprint module is collected
Often be present error in print image, therefore original fingerprint image need to be corrected to eliminate error according to calibration file, obtain most
Whole fingerprint image.
Calibration file is stored with the information corrected needed for original fingerprint image.However, after fingerprint module has been changed
When being continuing with original calibration file, the decline of fingerprint recognition accuracy frequently can lead to.
The scheme of the disclosure records the mark of installed fingerprint module first at a more early time point.Then one compared with
Late time point, by the mark of the time point actual installation fingerprint module compared with the mark for the fingerprint module recorded, if
For the two different then explanation before the more early time point and later time point, fingerprint module is crossed in equipment replacement, now triggers fingerprint
Module is calibrated, and calibration file is updated, so as to improve fingerprint recognition accuracy.
Fig. 1 is a kind of flow chart of the method for fingerprint module calibration according to an exemplary embodiment, and this method should
For being provided with the equipment (abbreviation equipment in the present embodiment) of fingerprint module, including step 101-103：
In a step 101, target fingerprint module mark is obtained.
Target fingerprint module is identified as the mark that fingerprint module has been installed in current point in time, for purposes of illustration only, with fingerprint
Module A refers to has installed fingerprint module in current point in time.
In one embodiment, the identity number (English abbreviation for being identified as fingerprint module of fingerprint module：ID).Identity
Identification number is generally stored inside One Time Programmable (the English full name of fingerprint module：One Time Programable, English letter
Claim：OTP) in memory, target fingerprint module mark can be obtained by reading the otp memory of fingerprint module A.
In a step 102, obtain with reference to fingerprint module mark.
It is identified as the mark that fingerprint module has been installed in reference time point with reference to fingerprint module, reference time point is when current
Between put before.Fingerprint module has been installed in reference time point for purposes of illustration only, being referred to fingerprint module B.
In one embodiment, it is identified as the fingerprint module that equipment prestored in reference time point with reference to fingerprint module
B mark.In a step 102, the fingerprint module B stored mark need to be only read in current point in time, as with reference to fingerprint
Module identifies.
In step 103, when it is determined that target fingerprint module mark is different from reference to fingerprint module mark, to when current
Between put and fingerprint module has been installed calibrated.
Target fingerprint module mark is different from reference to fingerprint module mark, and expression fingerprint module A is different from fingerprint module B
Two fingerprint modules, illustrate to change fingerprint module between reference time point and current point in time.
After fingerprint module is changed, original fingerprint image is corrected according further still to original calibration file can cause fingerprint
Recognition correct rate declines.The method for the fingerprint module calibration that the embodiment of the present disclosure provides, after it is determined that changing fingerprint module
The calibration once to currently having installed fingerprint module is triggered, calibration file is updated, fingerprint recognition accuracy can be improved.
The method of the fingerprint module calibration provided based on embodiment corresponding to above-mentioned Fig. 1, Fig. 2 is according to an exemplary implementation
A kind of flow chart of the method for the fingerprint module calibration exemplified.In embodiment corresponding to Fig. 2, to install the equipment of fingerprint module
To be illustrated exemplified by the situation of mobile phone, first time point earlier in scheme, storing the time point installs fingerprint
The mark of module is used as with reference to fingerprint module mark, for installing the mark ratio of fingerprint module with a later time point
Compared with to confirm fingerprint module whether was changed between the two time points.It is more early with the reference of reference time point in the embodiment
Time point, later time point is referred to current point in time, in the content embodiment corresponding with Fig. 1 in which part step
The step of it is same or like, below only difference in step is elaborated.Shown in reference picture 2, what the present embodiment provided
The method of fingerprint module calibration includes step 201-205：
In step 201, stored in reference time point with reference to fingerprint module mark.
The mark that fingerprint module (fingerprint module B) has been installed in reference time point is identified as with reference to fingerprint module.
In one embodiment, mobile phone will identify with reference to fingerprint module and be stored in local.Can easily it read when needed,
Compared with being identified with target fingerprint module.
In another embodiment, mobile phone will be identified with reference to fingerprint module and sent to server, be received by server storage
Fingerprint module mark.Mobile phone can be obtained by accessing server and identified with reference to fingerprint module, and can avoid being locally stored can
The loss of data that can occur or the problems such as delete by mistake, so as to improve Information Security.
Further, being locally stored can keep synchronous with server storage with reference to fingerprint module mark, play mutually standby
The effect of part.For example, when mobile phone needs to obtain with reference to fingerprint module mark first from local reading, if local data is lost
It can then be read from server, and server storage is synchronized to local with reference to fingerprint module mark.
In addition, when being identified by server storage with reference to fingerprint module, it is each self-corresponding that server can store multiple mobile phones
With reference to fingerprint module mark, it is therefore desirable to which multiple equipment is made a distinction with reference to fingerprint module mark.Mobile phone is to server
When sending with reference to fingerprint module mark, the device identification of mobile phone can be sent to server in the lump.Server will be with reference to fingerprint mould
Group mark is stored with device identification binding, and multiple equipment is identified by device identification.
In one embodiment, device identification is International Mobile Equipment Identity code (the English full name of mobile phone：
International Mobile Equipment Identity, English abbreviation：IMEI), fingerprint module is identified as fingerprint mould
Group ID, server store the IMEI of mobile phone and fingerprint module ID bindings.
Whether step 201 can trigger in mobile phone power-on, such as inquire about and stored with reference to fingerprint after mobile phone power-on
Module identifies, if it is not, then storage is with reference to fingerprint module mark.
Specifically, it is being locally stored in the embodiment with reference to fingerprint module mark, whether local is being inquired about after mobile phone power-on
Store with reference to fingerprint module mark, if being otherwise locally stored.
In the embodiment by server storage, IMEI is sent to server after mobile phone power-on, if server does not return
The fingerprint module ID with IMEI bindings is returned, then IMEI and fingerprint module ID are issued server and bound by server by mobile phone in the lump
Storage.
In the embodiment backed up mutually by local and server, local search first after mobile phone power-on, if it is local not
Storage, then to server lookup, if server does not also store, by IMEI and refer to while fingerprint module ID is locally stored
Line module ID issues server by server storage in the lump.If mobile phone stores a side with a side in server and do not stored, enter
Row is synchronous.If both sides have storage, retain newest storage reference fingerprint module mark and it is synchronous.
In step 202, target fingerprint module mark is obtained in current point in time.
Current point in time refers to performing the time point of step 202, and target fingerprint module is identified as in current point in time
The mark of fingerprint module (fingerprint module A) is installed.
Step 202 can be performed periodically, for example, one week, January triggering perform once, or can also it is default touch
Clockwork spring part triggers when meeting.
By taking mobile phone as an example, the work for changing fingerprint module is completed in the case where mobile phone is in off-mode, after the completion of replacing
Step 202 is triggered during mobile phone power-on, so can complete fingerprint module with changing when defensive position machine first powers on use in fingerprint module
Calibration, avoid user from occurring the low situation of fingerprint recognition rate in use and occur, influence Consumer's Experience.
During mobile phone normal use, then can periodically trigger step 202, or when fingerprint recognition accuracy drop to it is pre-
If triggering step 202 during threshold value, or the option of triggering calibration instruction is provided the user, calibrated when user is triggered by the option
Mobile phone triggers step 202 during instruction.
In step 203, the reference fingerprint module mark stored is obtained in current point in time.
Step 202 does not have sequencing with step 203, can concurrently perform.
With reference to step 201, in the embodiment being locally stored with reference to fingerprint module mark, locally read in current point in time
.In the embodiment of server storage, mobile phone current point in time to server send IMEI, server lookup obtain with
The fingerprint module ID of IMEI bindings, mobile phone is sent to using the fingerprint module ID as with reference to fingerprint module mark.Local and
Server is backed up mutually in the embodiment with reference to fingerprint module mark, and local search first is with reference to fingerprint module mark after mobile phone power-on
Know, if due to deleting by mistake, the reason such as mobile phone upgrade cause loss of data, to server lookup.
In step 204, when it is determined that target fingerprint module mark is different from reference to fingerprint module mark, to when current
Between put and fingerprint module has been installed calibrated.
Target fingerprint module mark is different from reference to fingerprint module mark, illustrate reference time point and current point in time it
Between changed fingerprint module, now fingerprint module A is calibrated to update calibration file.
In step 205, stored reference fingerprint module mark is updated.
The stored reference fingerprint module mark of renewal, that is, jump to step 201, reference time be used as using current point in time
Point, storage target fingerprint module mark (mark of fingerprint module A) identify as new reference fingerprint module.
After fingerprint module is changed, original fingerprint image is corrected according further still to original calibration file can cause fingerprint
Recognition correct rate declines.The method for the fingerprint module calibration that the embodiment of the present disclosure provides, after it is determined that changing fingerprint module
The calibration once to currently having installed fingerprint module is triggered, calibration file is updated, fingerprint recognition accuracy can be improved.
Following is disclosure apparatus embodiments, can be used for performing embodiments of the present disclosure.
Fig. 3 is the block diagram of a kind of electronic equipment according to an exemplary embodiment, and the equipment can be by software, hard
Part or both is implemented in combination with its some or all of function, for performing described in embodiment corresponding to Fig. 1-Fig. 2
The method of fingerprint module calibration.As shown in figure 3, electronic equipment includes：
Detection module 301, for obtaining target fingerprint module mark；Target fingerprint module is identified as in current point in time
The mark of fingerprint module is installed；
Data management module 302, for obtaining with reference to fingerprint module mark；It is identified as with reference to fingerprint module in reference time
Point has installed the mark of fingerprint module；Wherein, reference time point is before current point in time；
Processing module 303, for it is determined that target fingerprint module mark it is different from reference to fingerprint module mark when, to ought
Preceding time point has installed fingerprint module and calibrated.
As shown in figure 4, in one embodiment, detection module 301 includes cycle triggering submodule 3011, for periodically
Obtain target fingerprint module mark.
As shown in figure 5, in one embodiment, detection module 301 includes start triggering submodule 3012, for starting shooting
When obtain target fingerprint module mark.
As shown in fig. 6, in one embodiment, detection module 301 includes instruction triggering submodule 3013, for receiving
Target fingerprint module mark is obtained when being indicated to calibration.
As shown in fig. 7, in one embodiment, detection module 301 includes condition triggering submodule 3014, in fingerprint
Recognition correct rate obtains target fingerprint module mark when dropping to predetermined threshold value.
As shown in figure 8, in one embodiment, data management module 302 includes data acquisition submodule 3021 and number
According to retrieval submodule 3022；
Data acquisition submodule 3021, the mark of fingerprint module had been installed at that time and deposited for being obtained in reference time point
Storage；
Data retrieval submodule 3022, the mark for obtaining the fingerprint module stored are used as with reference to fingerprint module mark
Know.
As shown in figure 9, in one embodiment, data management module 302 includes local datastore submodule 3023, use
In the mark for being locally stored in reference time point and having installed fingerprint module.
As shown in Figure 10, in one embodiment, data management module 302 includes data sending submodule 3024, is used for
The mark that fingerprint module has been installed in reference time point is sent to server, the fingerprint mould received in order to server storage
The mark of group.
As shown in figure 11, in one embodiment, data management module 302 include data syn-chronization sending submodule 3025,
Retrieval request sending submodule 3026 and retrieval response receiving submodule 3027；
Data syn-chronization sending submodule 3025, for the mark and equipment mark of fingerprint module will to have been installed in reference time point
Know and send to server, in order to which server deposits the mark that fingerprint module has been installed in reference time point and device identification binding
Storage；Wherein, device identification is the mark for the equipment for being mounted with fingerprint module；
Retrieval request sending submodule 3026, for sending device identification to server；
Retrieval response receiving submodule 3027, the fingerprint mould with device identification binding storage sent for the reception server
The mark of group.
As shown in figure 12, in one embodiment, data management module 302 includes data renewal submodule 3028.Data
Submodule 3028 is updated, the mark of the fingerprint module for having been stored using the covering of target fingerprint module is used as new reference fingerprint mould
Group mark.
After fingerprint module is changed, original fingerprint image is corrected according further still to original calibration file can cause fingerprint
Recognition correct rate declines.The electronic equipment that the embodiment of the present disclosure provides, it is right to be triggered once after it is determined that changing fingerprint module
The current calibration for having installed fingerprint module, updates calibration file, can improve fingerprint recognition accuracy.
Figure 13 is the block diagram of a kind of electronic equipment according to an exemplary embodiment, the equipment can by software,
Hardware or both is implemented in combination with as some or all of of electronic equipment, and the electronic equipment is used to perform above-mentioned Fig. 1-figure
The method of fingerprint module calibration described in embodiment corresponding to 2.As shown in figure 13, the electronic equipment 130 includes：
Processor 1301；
For storing the memory 1302 of the executable instruction of processor 1301；
Wherein, processor 1301 is configured as：
Obtain target fingerprint module mark；Target fingerprint module is identified as the mark that fingerprint module has been installed in current point in time
Know；
Obtain with reference to fingerprint module mark；The mark that fingerprint module has been installed in reference time point is identified as with reference to fingerprint module
Know；Wherein, reference time point is before current point in time；
When it is determined that target fingerprint module mark is different from reference to fingerprint module mark, refer to having been installed in current point in time
Line module is calibrated.
In one embodiment, above-mentioned processor 1301 is also configured to：
Periodically obtain target fingerprint module mark；
Or target fingerprint module mark is obtained in start；
Or obtain target fingerprint module mark when receiving calibration instruction；
Or target fingerprint module mark is obtained when fingerprint recognition accuracy drops to predetermined threshold value.
In one embodiment, above-mentioned processor 1301 is also configured to：
Obtain with reference to before fingerprint module mark, method also includes：Obtained in reference time point and fingerprint is being installed at that time
The mark of module and storage；
Obtain with reference to fingerprint module mark, including：The mark for obtaining the fingerprint module stored is used as with reference to fingerprint module
Mark.
In one embodiment, above-mentioned processor 1301 is also configured to：
It is locally stored in the mark that reference time point has installed fingerprint module.
In one embodiment, above-mentioned processor 1301 is also configured to：
The mark that fingerprint module has been installed in reference time point is sent to server, in order to which server storage receives
Fingerprint module mark.
In one embodiment, above-mentioned processor 1301 is also configured to：
The mark of fingerprint module will be installed in reference time point and device identification is sent to server, in order to server
The mark that fingerprint module has been installed in reference time point and device identification binding are stored；Wherein, device identification is to be mounted with to refer to
The mark of the equipment of line module；
Device identification is sent to server；
The mark with the fingerprint module of device identification binding storage that the reception server is sent.
In one embodiment, above-mentioned processor 1301 is also configured to：
After fingerprint module has been installed to current point in time and calibrated, the fingerprint stored is covered with target fingerprint module
The mark of module identifies as new reference fingerprint module.
After fingerprint module is changed, original fingerprint image is corrected according further still to original calibration file can cause fingerprint
Recognition correct rate declines.The electronic equipment that the embodiment of the present disclosure provides, it is right to be triggered once after it is determined that changing fingerprint module
The current calibration for having installed fingerprint module, updates calibration file, can improve fingerprint recognition accuracy.
The electronic equipment that the embodiment of the present disclosure provides can be a terminal device as shown in figure 14, and Figure 14 is according to one
A kind of block diagram of terminal device shown in exemplary embodiment, the terminal device 140 can be smart mobile phone, tablet personal computer etc.,
The terminal device 140 is used to perform the method for the fingerprint module calibration described in embodiment corresponding to above-mentioned Fig. 1-Fig. 2.
Terminal device 140 can include following one or more assemblies：Processing component 1401, memory 1402, power supply group
Part 1403, multimedia groupware 1404, audio-frequency assembly 1405, the interface 1406 of input/output (I/O), sensor cluster 1407, with
And communication component 1408.
Processing component 1401 generally controls the integrated operation of terminal device 140, such as leads to display, call, data
The operation that letter, camera operation and record operation are associated.Processing component 1401 can include one or more processors 14011
Execute instruction, to complete all or part of step of above-mentioned method.In addition, processing component 1401 can include one or more
Module, the interaction being easy between processing component 1401 and other assemblies.For example, processing component 1401 can include multimedia mould
Block, to facilitate the interaction between multimedia groupware 1404 and processing component 1401.
Memory 1402 is configured as storing various types of data to support the operation in terminal device 140.These numbers
According to example include being used for the instruction of any application program or method operated on terminal device 140, contact data, phone
Book data, message, picture, video etc..Memory 1402 can by any kind of volatibility or non-volatile memory device or
Person's combinations thereof is realized, such as static RAM (English full name：Static Random Access Memory, English
Literary abbreviation：SRAM), Electrically Erasable Read Only Memory (English full name：Electrically Erasable
Programmable Read Only Memory, English abbreviation：EEPROM), (English is complete for Erasable Programmable Read Only Memory EPROM
Claim：Erasable Programmable Read Only Memory, English abbreviation：EPROM), programmable read only memory (English
Literary full name：Programmable Read Only Memory, English abbreviation：PROM), read-only storage (English full name：Read
Only Memory, English abbreviation：ROM), magnetic memory, flash memory, disk or CD.
Power supply module 1403 provides electric power for the various assemblies of terminal device 140.Power supply module 1403 can include power supply
Management system, one or more power supplys, and other components associated with generating, managing and distributing electric power for terminal device 140.
Multimedia groupware 1404 is included in the screen of one output interface of offer between terminal device 140 and user.
In some embodiments, screen can include liquid crystal display (English full name：Liquid CrystalDisplay, English abbreviation：
) and touch panel (English full name LCD：Touch Panel, English abbreviation：TP).If screen includes touch panel, screen can
To be implemented as touch-screen, to receive the input signal from user.Touch panel include one or more touch sensors with
Gesture on sensing touch, slip and touch panel.Touch sensor can the not only border of sensing touch or sliding action, and
And also detection and the duration and pressure touched or slide is related.In certain embodiments, multimedia groupware 1404 wraps
Include a front camera and/or rear camera.When terminal device 140 is in operator scheme, such as screening-mode or video screen module
During formula, front camera and/or rear camera can receive outside multi-medium data.Each front camera and rearmounted take the photograph
As head can be a fixed optical lens system or have focusing and optical zoom capabilities.
Audio-frequency assembly 1405 is configured as output and/or input audio signal.For example, audio-frequency assembly 1405 includes a wheat
Gram wind (English full name：Microphone, English abbreviation：MIC), when terminal device 140 is in operator scheme, as call model,
When logging mode and speech recognition mode, microphone is configured as receiving external audio signal.The audio signal received can be with
It is further stored in memory 1402 or is sent via communication component 1408.In certain embodiments, audio-frequency assembly 1405 is gone back
Including a loudspeaker, for exports audio signal.
I/O interfaces 1406 provide interface, above-mentioned peripheral interface module between processing component 1401 and peripheral interface module
Can be keyboard, click wheel, button etc..These buttons may include but be not limited to：Home button, volume button, start button and
Locking press button.
Sensor cluster 1407 includes one or more sensors, for providing the shape of various aspects for terminal device 140
State is assessed.For example, sensor cluster 1407 can detect opening/closed mode of terminal device 140, component it is relatively fixed
Position, such as the display and keypad that component is terminal device 140, sensor cluster 1407 can be with detection terminal equipment 140
Or the position of 140 1 components of terminal device changes, the existence or non-existence that user contacts with terminal device 140, terminal device
The temperature change of 140 orientation or acceleration/deceleration and terminal device 140.Sensor cluster 1407 can include proximity transducer, quilt
It is configured to detect the presence of object nearby in no any physical contact.Sensor cluster 1407 can also include light and pass
Sensor, such as complementary metal oxide semiconductor (English full name：Complementary Metal Oxide Semiconductor,
English abbreviation：) or charge coupled cell (English full name CMOS：Charge Coupled Device, English abbreviation：CCD) image
Sensor, for being used in imaging applications.In certain embodiments, the sensor cluster 1407 can also include acceleration biography
Sensor, gyro sensor, Magnetic Sensor, pressure sensor or temperature sensor.
Communication component 1408 is configured to facilitate the logical of wired or wireless way between terminal device 140 and other equipment
Letter.Terminal device 140 can access the wireless network based on communication standard, such as Wireless Fidelity (English full name：Wireless-
Fidelity, English abbreviation：WiFi), 2G or 3G, or combinations thereof.In one exemplary embodiment, communication component 1408
Broadcast singal or broadcast related information from external broadcasting management system are received via broadcast channel.In an exemplary implementation
In example, communication component 1408 also includes near-field communication (English full name：Near Field Communication, English abbreviation：
NFC) module, to promote junction service.For example, radio frequency identification (English full name can be based in NFC module：Radio Frequency
Identification, English abbreviation：RFID) technology, Infrared Data Association's (English full name：Infrared Data
Association, English abbreviation：IrDA) technology, ultra wide band (English full name：Ultra Wideband, English abbreviation：UWB) skill
Art, bluetooth (English full name：Bluetooth, English abbreviation：BT) technology and other technologies are realized.
In the exemplary embodiment, terminal device 140 can (English be complete by one or more application specific integrated circuits
Claim：Application Specific Integrated Circuit, English abbreviation：ASIC), digital signal processor (English
Full name：Digital Signal Processing, English abbreviation：DSP), digital signal processing appts (English full name：
Digital Signal Processing Device, English abbreviation：DSPD), PLD (English full name：
Programmable Logic Device, English abbreviation：PLD), field programmable gate array (English full name：Field
Programmable Gate Array, English abbreviation：FPGA), controller, microcontroller, microprocessor or other electronic components
Realize, the method for performing the fingerprint module calibration described in embodiment corresponding to above-mentioned Fig. 1-Fig. 2.
In the exemplary embodiment, a kind of non-transitorycomputer readable storage medium including instructing, example are additionally provided
Such as include the memory 1402 of instruction, above-mentioned instruction can be performed by the processing component 1401 of terminal device 140 to complete above-mentioned side
Method.For example, non-transitorycomputer readable storage medium can be
ROM, random access memory (English full name：Random Access Memory, English abbreviation：
RAM), CD-ROM, tape, floppy disk and optical data storage devices etc..When the instruction in storage medium is by terminal device
When 140 processing component 1401 performs so that terminal device 140 is able to carry out being retouched in embodiment corresponding to above-mentioned Fig. 1-Fig. 2
The method for the fingerprint module calibration stated, this method include：
Obtain target fingerprint module mark；Target fingerprint module is identified as the mark that fingerprint module has been installed in current point in time
Know；
Obtain with reference to fingerprint module mark；The mark that fingerprint module has been installed in reference time point is identified as with reference to fingerprint module
Know；Wherein, reference time point is before current point in time；
When it is determined that target fingerprint module mark is different from reference to fingerprint module mark, refer to having been installed in current point in time
Line module is calibrated.
In one embodiment, this method includes：
Periodically obtain target fingerprint module mark；
Or target fingerprint module mark is obtained in start；
Or obtain target fingerprint module mark when receiving calibration instruction；
Or target fingerprint module mark is obtained when fingerprint recognition accuracy drops to predetermined threshold value.
In one embodiment, this method includes：
Obtain with reference to before fingerprint module mark, method also includes：Obtained in reference time point and fingerprint is being installed at that time
The mark of module and storage；
Obtain with reference to fingerprint module mark, including：The mark for obtaining the fingerprint module stored is used as with reference to fingerprint module
Mark.
In one embodiment, this method includes：
It is locally stored in the mark that reference time point has installed fingerprint module.
In one embodiment, this method includes：
The mark that fingerprint module has been installed in reference time point is sent to server, in order to which server storage receives
Fingerprint module mark.
In one embodiment, this method includes：
The mark of fingerprint module will be installed in reference time point and device identification is sent to server, in order to server
The mark that fingerprint module has been installed in reference time point and device identification binding are stored；Wherein, device identification is to be mounted with to refer to
The mark of the equipment of line module；
Device identification is sent to server；
The mark with the fingerprint module of device identification binding storage that the reception server is sent.
In one embodiment, this method includes：
After fingerprint module has been installed to current point in time and calibrated, the fingerprint stored is covered with target fingerprint module
The mark of module identifies as new reference fingerprint module.
After fingerprint module is changed, original fingerprint image is corrected according further still to original calibration file can cause fingerprint
Recognition correct rate declines.The terminal device and storage medium that the embodiment of the present disclosure provides,
The once calibration to currently having installed fingerprint module, renewal calibration text are triggered after it is determined that changing fingerprint module
Part, fingerprint recognition accuracy can be improved.
Those skilled in the art will readily occur to the disclosure its after considering specification and putting into practice disclosure disclosed herein
Its embodiment.The application is intended to any modification, purposes or the adaptations of the disclosure, these modifications, purposes or
Person's adaptations follow the general principle of the disclosure and including the undocumented common knowledges in the art of the disclosure
Or conventional techniques.Description and embodiments are considered only as exemplary, and the true scope of the disclosure and spirit are by following
Claim is pointed out.
It should be appreciated that the precision architecture that the disclosure is not limited to be described above and is shown in the drawings, and
And various modifications and changes can be being carried out without departing from the scope.The scope of the present disclosure is only limited by appended claim.
Claims (16)
- A kind of 1. method of fingerprint module calibration, it is characterised in that including：Target fingerprint module mark is obtained, the target fingerprint module is identified as the mark that fingerprint module has been installed in current point in time Know；Obtain with reference to fingerprint module mark, it is described that the mark that fingerprint module has been installed in reference time point is identified as with reference to fingerprint module Know, wherein, the reference time point is before the current point in time；When it is determined that target fingerprint module mark is different from the reference fingerprint module mark, in the current point in time Fingerprint module has been installed to be calibrated.
- 2. according to the method for claim 1, it is characterised in that the acquisition target fingerprint module mark, including：Periodically obtain the target fingerprint module mark；Or the target fingerprint module mark is obtained in start；Or the target fingerprint module mark is obtained when receiving calibration instruction；Or the target fingerprint module mark is obtained when fingerprint recognition accuracy drops to predetermined threshold value.
- 3. according to the method for claim 1, it is characterised in thatDescribed to obtain with reference to before fingerprint module mark, methods described also includes：Obtained in the reference time point at that time The mark of fingerprint module and storage are installed；It is described to obtain with reference to fingerprint module mark, including：The mark of the fingerprint module stored is obtained as the reference fingerprint Module identifies.
- 4. according to the method for claim 3, it is characterised in that the mark of fingerprint module had been installed in storage at that time, including：It is locally stored in the mark that the reference time point has installed fingerprint module.
- 5. according to the method for claim 3, it is characterised in that the mark of fingerprint module had been installed in storage at that time, including：The mark for having installed fingerprint module in the reference time point is sent to server, in order to which the server storage connects The mark of the fingerprint module received.
- 6. according to the method for claim 5, it is characterised in thatIt is described to send the mark for having installed fingerprint module in the reference time point to server, including：The mark of fingerprint module will be installed in the reference time point and device identification is sent to the server, in order to institute Server is stated to store the mark for having installed fingerprint module in the reference time point and device identification binding；Wherein, institute State the mark that device identification is the equipment for being mounted with fingerprint module；The mark for obtaining the fingerprint module stored, including：The device identification is sent to the server；Receive the mark with the fingerprint module of device identification binding storage that the server is sent.
- 7. according to the method for claim 3, it is characterised in that described to having installed fingerprint module in the current point in time After being calibrated, in addition to：The mark of the fingerprint module stored using target fingerprint module covering identifies as new reference fingerprint module.
- A kind of 8. equipment of fingerprint module calibration, it is characterised in that including：Detection module, for obtaining target fingerprint module mark；The target fingerprint module is identified as has pacified in current point in time Fill the mark of fingerprint module；Data management module, for obtaining with reference to fingerprint module mark；It is described to be identified as with reference to fingerprint module in reference time point The mark of fingerprint module has been installed；Wherein, the reference time point is before the current point in time；Processing module, for it is determined that the target fingerprint module mark with it is described reference fingerprint module mark it is different when, to The current point in time has been installed fingerprint module and calibrated.
- 9. equipment method according to claim 8, it is characterised in thatThe detection module includes cycle triggering submodule, for periodically obtaining the target fingerprint module mark；Or the detection module includes start triggering submodule, for obtaining the target fingerprint module mark in start；Or the detection module includes instruction triggering submodule, refer to for obtaining the target when receiving calibration instruction Line module identifies；Or the detection module includes condition triggering submodule, for when fingerprint recognition accuracy drops to predetermined threshold value Obtain the target fingerprint module mark.
- 10. equipment according to claim 8, it is characterised in that the data management module includes data acquisition submodule And data retrieval submodule；The data acquisition submodule, the mark of fingerprint module had been installed at that time and deposited for being obtained in the reference time point Storage；The data retrieval submodule, for obtaining the mark of the fingerprint module stored as the reference fingerprint module mark Know.
- 11. equipment according to claim 10, it is characterised in thatThe data management module includes local datastore submodule, has been installed for being locally stored in the reference time point The mark of fingerprint module.
- 12. equipment according to claim 10, it is characterised in thatThe data management module includes data sending submodule, for will install fingerprint module in the reference time point Mark is sent to server, in order to the mark for the fingerprint module that the server storage receives.
- 13. equipment according to claim 12, it is characterised in that the data management module includes data syn-chronization and sends son Module, retrieval request sending submodule and retrieval response receiving submodule；The data syn-chronization sending submodule, for the mark and equipment mark of fingerprint module will to have been installed in the reference time point Know and send to the server, in order to which the server will install mark and the institute of fingerprint module in the reference time point State device identification binding storage；Wherein, the device identification is the mark for the equipment for being mounted with fingerprint module；The retrieval request sending submodule, for sending the device identification to the server；The retrieval response receiving submodule, the finger with device identification binding storage sent for receiving the server The mark of line module.
- 14. equipment according to claim 12, it is characterised in that the data management module includes data renewal submodule Block；The data update submodule, for covering the mark of the fingerprint module stored using the target fingerprint module as newly Reference fingerprint module mark.
- 15. a kind of electronic equipment, it is characterised in that including：Processor；For storing the memory of processor-executable instruction；Wherein, the processor is configured as：Obtain target fingerprint module mark；The target fingerprint module is identified as the mark that fingerprint module has been installed in current point in time Know；Obtain with reference to fingerprint module mark；It is described that the mark that fingerprint module has been installed in reference time point is identified as with reference to fingerprint module Know；Wherein, the reference time point is before the current point in time；When it is determined that target fingerprint module mark is different from the reference fingerprint module mark, in the current point in time Fingerprint module has been installed to be calibrated.
- 16. a kind of computer-readable recording medium, is stored thereon with computer instruction, it is characterised in that the instruction is by processor The step of any one of claim 1-7 methods described is realized during execution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710852790.XA CN107679464A (en) | 2017-09-19 | 2017-09-19 | The method and apparatus of fingerprint module calibration |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710852790.XA CN107679464A (en) | 2017-09-19 | 2017-09-19 | The method and apparatus of fingerprint module calibration |
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| US20110187495A1 (en) * | 2010-02-01 | 2011-08-04 | Ping-Hsun Weng | Electric release fastening device for thin-profile space |
| CN105243382A (en) * | 2015-10-19 | 2016-01-13 | 广东欧珀移动通信有限公司 | Fingerprint sensor calibration method and apparatus |
| CN105893989A (en) * | 2016-05-20 | 2016-08-24 | 乐视控股（北京）有限公司 | Dynamic calibration method for ultrasonic fingerprint identification, device and electronic device |
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- 2017-09-19 CN CN201710852790.XA patent/CN107679464A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110187495A1 (en) * | 2010-02-01 | 2011-08-04 | Ping-Hsun Weng | Electric release fastening device for thin-profile space |
| CN105243382A (en) * | 2015-10-19 | 2016-01-13 | 广东欧珀移动通信有限公司 | Fingerprint sensor calibration method and apparatus |
| CN105893989A (en) * | 2016-05-20 | 2016-08-24 | 乐视控股（北京）有限公司 | Dynamic calibration method for ultrasonic fingerprint identification, device and electronic device |
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