CN105844130A - Fingerprint unlocking method under standby state - Google Patents
Fingerprint unlocking method under standby state Download PDFInfo
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- CN105844130A CN105844130A CN201610152360.2A CN201610152360A CN105844130A CN 105844130 A CN105844130 A CN 105844130A CN 201610152360 A CN201610152360 A CN 201610152360A CN 105844130 A CN105844130 A CN 105844130A
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- image
- fingerprint
- processing unit
- power consumption
- unlocked
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
- G06F21/32—User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/4401—Bootstrapping
- G06F9/4418—Suspend and resume; Hibernate and awake
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- Engineering & Computer Science (AREA)
- Software Systems (AREA)
- Theoretical Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Image Input (AREA)
- Collating Specific Patterns (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention relates to the field of the computer technology, and discloses a fingerprint unlocking method under a standby state. The fingerprint unlocking method comprises the following steps: after a fingerprint identification module senses a trigger signal, collecting a first image, and sending the first image to a thread with low power consumption; judging whether the first image is a fingerprint image or not by the thread with the low power consumption; if the first image is the fingerprint image, generating a system awakening signal by the thread with the low power consumption to cause a processing unit to enter a normal working state; collecting at least one image again by the fingerprint identification module, and sending the image which is collected again to the processing unit; and carrying out fingerprint unlocking by the processing unit according to the image received by the fingerprint identification module, wherein the received image at least comprises the image which is collected again. Through the above steps, when the electronic equipment collects the fingerprint image, the processing unit is firstly awakened to cause the processing unit to carry out fingerprint matching unlocking so as to greatly improve the response speed of the fingerprint unlocking and quickly awaken the system under system dormancy.
Description
Technical field
The present invention relates to field of computer technology, particularly to the unlocked by fingerprint method under holding state.
Background technology
Along with the progress of electronic technology, fingerprint recognition has been increasingly becoming the electronics with smart mobile phone as representative
The standard configuration of equipment.Natural, the speed of fingerprint recognition is had higher requirement by people.
Under prior art, electronic equipment detects when user touches fingerprint recognition module, can first identify
Whether the fingerprint collected is matched with preset fingerprint, only when the fingerprint matching preset fingerprint collected,
System can be waken up up and unlock successfully.Carry out in the standby state owing to current unlocked by fingerprint is typically all,
Therefore, touch fingerprint recognition module from user and unlock successful whole releasing process to bright screen, often allow
User feels that the waiting time is longer, experiences poor.
Summary of the invention
It is an object of the invention to provide a kind of unlocked by fingerprint method under holding state so that electronics sets
Standby when collecting fingerprint image, first wake up processing unit up to be carried out fingerprint matching unblock by processing unit, from
And it is greatly improved the response speed of unlocked by fingerprint, the system under fast wake-up system dormancy.
For solving above-mentioned technical problem, embodiments of the present invention provide the finger under a kind of holding state
Stricture of vagina unlocking method, is applied to the electronic equipment comprising fingerprint recognition module with processing unit；Processing unit bag
All the time the low-power consumption thread run when being contained in holding state；The method includes the steps of: fingerprint recognition mould
After group senses triggering signal, fingerprint recognition module gathers piece image and is sent extremely by piece image
Low-power consumption thread；Low-power consumption thread judges whether piece image is fingerprint image；If piece image is
Fingerprint image, then low-power consumption thread produces system wake-up signal so that processing unit enters the shape that normally works
State；Fingerprint recognition module gathers at least piece image again, and sends the image again gathered to processing
Unit；Processing unit carries out unlocked by fingerprint according to the image received from fingerprint recognition module；Wherein, receive
Image including at least the image that again gathers.
Embodiment of the present invention in terms of existing technologies, when low-power consumption thread judges fingerprint recognition
When the piece image that module senses and collects is fingerprint image, system, processing unit can be waken up immediately up
Unlocked by fingerprint is carried out so that electronic equipment collects finger according to the image that fingerprint recognition module collects again
During print image, first wake up processing unit up and carried out fingerprint matching unblock by processing unit again, thus be greatly improved
The response speed of unlocked by fingerprint, the system under fast wake-up system dormancy.
It addition, before low-power consumption thread judges the step whether piece image is fingerprint image, also
If comprising the steps of the fast wake-up mark that low-power consumption thread judges to preset to be in opening, then
Enter low-power consumption thread and judge that whether piece image is the step of fingerprint image；If low-power consumption thread judges
Go out fast wake-up mark and be in illegal state, then fingerprint recognition module gathers at least piece image again, and
The image again gathered is sent to low-power consumption thread；Low-power consumption thread receives according to from fingerprint recognition module
Image carry out unlocked by fingerprint.This step is by increasing fast wake-up mark, it is provided that two kinds of unlocked by fingerprint sides
Formula, for user's sets itself, meets the demand of different user.
It addition, low-power consumption thread carries out the step of unlocked by fingerprint according to the image received from fingerprint recognition module
Suddenly, following sub-step is comprised: low-power consumption thread judges whether there is at least piece image in the image received
Match with preset fingerprint image；If existing, then low-power consumption thread produces system wake-up signal and unlocks into
Function signal；Otherwise, low-power consumption thread produces and unlocks failure signal.Above-mentioned sub-step has refined low-power consumption line
The step of Cheng Jinhang unlocked by fingerprint, beneficially embodiment of the present invention are promoted in actual applications.
It addition, after processing unit produces the step of unblock failure signal, also comprise the steps of
Processing unit provides to unlock according to unblock failure signal unsuccessfully points out interface.This step can remind use in time
Family unlocks unsuccessfully, and needs again to unlock so that embodiment of the present invention more hommization.
It addition, produce system wake-up signal so that processing unit enters duty at low-power consumption thread
Step after, also comprise the steps of processing unit and light the display screen of electronic equipment.Processing unit
The display screen of electronic equipment is lighted immediately so that whole process is the most coherent, stream after entering duty
Freely, thus improve the experience of user.
It addition, after fingerprint recognition module senses triggering signal, and gather the at fingerprint recognition module
Piece image was also sent before the step of low-power consumption thread by piece image, also comprised the steps of
Fingerprint recognition module carries out DC balance regulation.DC balance regulation can make through-put power in electronic equipment
Keep stable, so that fingerprint recognition module collects becomes apparent from reliable image.
It addition, the image received also comprises piece image.Receive image and comprise the image again gathered
With piece image, all images collected can be made full use of and be unlocked.
Accompanying drawing explanation
Fig. 1 is the flow process signal according to the unlocked by fingerprint method under first embodiment of the invention holding state
Figure；
Fig. 2 is the flow process signal according to the unlocked by fingerprint method under second embodiment of the invention holding state
Figure；
Fig. 3 is the flow process signal according to the unlocked by fingerprint method under third embodiment of the invention holding state
Figure.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to this
Each embodiment of invention is explained in detail.But, those of ordinary skill in the art can manage
Solving, in each embodiment of the present invention, in order to make reader be more fully understood that, the application proposes many skills
Art details.But, even if do not have these ins and outs and many variations based on following embodiment and
Amendment, it is also possible to realize the application each claim technical scheme required for protection.
First embodiment of the present invention relates to a kind of unlocked by fingerprint method under holding state.The method
Being applied to comprise the electronic equipment of fingerprint recognition module and processing unit, wherein, processing unit is included in be treated
All the time the low-power consumption thread run during machine state.Idiographic flow is as shown in Figure 1.
Step 101, when fingerprint recognition module senses triggering signal, carries out DC balance regulation.
For present embodiment, when user or object touch on fingerprint acquisition module, fingerprint recognition
Module can carry out sense trigger signal by built-in sensor；To when sensing triggering signal, represent and use
Family is being unlocked operation；Now, DC balance regulation is carried out.Wherein, DC balance regulation is permissible
Make fingerprint recognition module collect and become apparent from reliable image.
Step 102, fingerprint recognition module gathers piece image and sends piece image to low-power consumption
Thread.
Step 103, low-power consumption thread judges whether piece image is fingerprint image.If being judged as YES,
Then enter step 104, if being judged as NO, then process ends.
Concrete, low-power consumption thread can use image analysis technology to analyze whether piece image is finger
Print image, default fingerprint image can be pre-stored in the memory element of electronic equipment.
Step 104, low-power consumption thread produces system wake-up signal, and processing unit receives system wake-up letter
Normal operating conditions is entered after number.
Step 105, fingerprint recognition module gathers at least piece image, and the image that will again gather again
Send to processing unit.
Step 106, processing unit carries out unlocked by fingerprint according to the image received from fingerprint recognition module.
Wherein, the image of reception is including at least the image again gathered.It is also preferred that the left the image bag received
Containing the image again gathered and piece image.
This step comprises sub-step 1061,1062 and 1063.
Sub-step 1061, processing unit judges whether to exist in the image received at least piece image with pre-
If fingerprint image matches.If being judged as NO, then entering sub-step 1062, if being judged as YES, then entering
Enter sub-step 1063.
For present embodiment, processing unit can by receive image one by one with preset fingerprint image
Mating, as long as there being piece image to match with preset fingerprint image, processing unit is it is determined that connect
There is at least piece image in the image received to match with preset fingerprint image.The judgment mode of processing unit
The order of the image received according to Hai Keyi, mates with preset fingerprint image successively, when finding to work as
The images match of front contrast, when preset fingerprint image, decides that and there is at least one width figure in the image of reception
As matching with preset fingerprint image, and the no longer remaining image of comparison, thus further shorten fingerprint
Unlocked time.
Sub-step 1062, processing unit produces and unlocks failure signal.
Sub-step 1063, processing unit produces and unlocks pass signal.
Step 107, processing unit provides to unlock according to unblock failure signal unsuccessfully points out interface.
Interface is unsuccessfully pointed out, after reminding user to unlock failure in time, it is also possible to again providing to unlock
Return to unlock interface, to facilitate user to carry out unblock next time.
Step 108, processing unit lights display screen the operation display interface of electronic equipment.
In terms of existing technologies, judge that fingerprint recognition module senses and gathers when low-power consumption thread
To piece image be fingerprint image time, system can be waken up immediately up, processing unit is according to fingerprint recognition mould
The image that group collects again carries out unlocked by fingerprint so that when electronic equipment collects fingerprint image, first call out
Awake processing unit is to be carried out fingerprint matching unblock by processing unit, thus is greatly improved the response of unlocked by fingerprint
Speed, the system under fast wake-up system dormancy.
Second embodiment of the present invention relates to a kind of unlocked by fingerprint method under holding state.Second is real
The mode of executing is the improvement of the first embodiment, mainly thes improvement is that: in second embodiment of the invention
In, processing unit receives the system wake-up signal that low-power consumption thread produces, after entering duty, and meeting
First light the display screen of electronic equipment, and after unlocking successfully, directly display operation interface, thus improve
The continuity of present embodiment and fluency, improve Consumer's Experience.
As in figure 2 it is shown, step 201 in embodiment of the present invention is to 204 and first in embodiment
Step 101 is identical to 104, does not repeats.
Step 205, processing unit lights the display screen of electronic equipment.
Step 206 in embodiment of the present invention is to step 208 and the step 105 in the first embodiment
Identical to 107, do not repeat.
Step 209, processing unit controls the display screen operation display interface of electronic equipment.
Third embodiment of the present invention relates to a kind of unlocked by fingerprint method under holding state.3rd is real
The mode of executing is the first embodiment or the improvement of the second embodiment, mainly thes improvement is that: at this
In bright 3rd embodiment, adding one and preset and wake up mark up, this is preset and wakes up mark up and be in unlatching shape
Statement permission quick release (unlocking manner as described in the first or second embodiment) during state, otherwise,
I.e. represent and do not allow quick release；There is provided two kinds of unlocked by fingerprint modes to select for user, meet different user
Demand.
Fig. 3 show the flow chart in present embodiment, example, and Fig. 3 is with in the second embodiment
Fig. 2 on the basis of improve；So being not limited to this, the flow chart of the present embodiment also can be in first embodiment
Fig. 1 on the basis of improve and obtain, the most no longer describe in detail.
Step 301 in present embodiment and 302 and second steps 201 in embodiment and 202 phases
With, do not repeat.
Step 303, low-power consumption thread judges whether the fast wake-up mark preset is in opening.If
Being judged as YES, then enter step 304, if being judged as NO, then entering step 311.
Step 304 in embodiment of the present invention is to 310 and second steps 203 in embodiment to 209
Identical, do not repeat.
Step 311, fingerprint recognition module gathers at least piece image, and the image that will again gather again
Send to low-power consumption thread.
Step 312, low-power consumption thread carries out unlocked by fingerprint according to the image received from fingerprint recognition module.
Specifically, whether low-power consumption thread exists at least piece image in first determining whether the image received
Match with preset fingerprint image.If being judged as NO, low-power consumption thread produces and unlocks failure signal；If sentencing
It is yes for breaking, and low-power consumption thread produces system wake-up signal and unlocks pass signal.Processing unit receives and is
System wake-up signal, enters duty, lights the display screen of electronic equipment, controls display screen display operation
Interface.
Wherein, the judgement side of processing unit in the concrete judgment mode of low-power consumption thread and the second embodiment
Formula is identical.Do not repeat.And, the image of reception can only comprise the image again gathered.Preferably
, the image of reception comprises the image and piece image again gathered.
The step of the most various methods divides, and is intended merely to describe clear, it is achieved time can merge into one
Individual step or split some step, is decomposed into multiple step, closes as long as comprising identical logic
System, all in the protection domain of this patent；To add in algorithm or in flow process inessential amendment or
Person introduces inessential design, but does not change the core design of its algorithm and flow process all the guarantor of this patent
In the range of protecting.
It will be understood by those skilled in the art that the respective embodiments described above are to realize the tool of the present invention
Body embodiment, and in actual applications, can to it, various changes can be made in the form and details, and not
Deviation the spirit and scope of the present invention.
Claims (9)
1. the unlocked by fingerprint method under a holding state, it is characterised in that be applied to the electronic equipment comprising fingerprint recognition module with processing unit；The low-power consumption thread that described processing unit runs when being included in holding state all the time；
After described fingerprint recognition module senses triggering signal, described fingerprint recognition module gathers piece image and sends described piece image to described low-power consumption thread；
Described low-power consumption thread judges whether described piece image is fingerprint image；
If described piece image is fingerprint image, the most described low-power consumption thread produces system wake-up signal so that described processing unit enters normal operating conditions；
Described fingerprint recognition module gathers at least piece image again, and sends the described image again gathered to described processing unit；
Described processing unit carries out unlocked by fingerprint according to the image received from described fingerprint recognition module；Wherein, the image of described reception is including at least the described image again gathered.
Unlocked by fingerprint method under holding state the most according to claim 1, it is characterised in that before described low-power consumption thread judges the step whether described piece image is fingerprint image, also comprise the steps of
If described low-power consumption thread judges that the fast wake-up mark preset is in opening, then enter described low-power consumption thread and judge that whether described piece image is the step of fingerprint image；
If described low-power consumption thread judges that described fast wake-up mark is in illegal state, the most described fingerprint recognition module gathers at least piece image again, and sends the described image again gathered to described low-power consumption thread；
Described low-power consumption thread carries out unlocked by fingerprint according to the image received from described fingerprint recognition module.
Unlocked by fingerprint method under holding state the most according to claim 2, it is characterised in that described low-power consumption thread carries out the step of unlocked by fingerprint according to the image received from described fingerprint recognition module, comprises following sub-step:
Described low-power consumption thread judges that whether there is at least piece image in the image of described reception matches with preset fingerprint image；
If existing, the most described low-power consumption thread produces system wake-up signal and unlocks pass signal；Otherwise, described low-power consumption thread produces and unlocks failure signal.
Unlocked by fingerprint method under holding state the most according to claim 1, it is characterised in that described processing unit carries out the step of unlocked by fingerprint according to the image received from described fingerprint recognition module, comprises following sub-step:
Described processing unit judges that whether there is at least piece image in the image of described reception matches with preset fingerprint image；
If existing, the most described processing unit produces and unlocks pass signal；Otherwise, described processing unit produces and unlocks failure signal.
Unlocked by fingerprint method under holding state the most according to claim 4, it is characterised in that after described processing unit produces the step of unblock failure signal, also comprise the steps of
Described processing unit provides to unlock according to described unblock failure signal unsuccessfully points out interface.
Unlocked by fingerprint method under holding state the most according to claim 4, it is characterised in that after described processing unit produces the step of unblock pass signal, also comprise the steps of
Described processing unit lights display screen the operation display interface of described electronic equipment.
Unlocked by fingerprint method under holding state the most according to claim 1, it is characterised in that produce system wake-up signal at described low-power consumption thread so that after the step of described processing unit entrance duty, also comprising the steps of
Described processing unit lights the display screen of described electronic equipment.
Unlocked by fingerprint method under holding state the most according to claim 1, it is characterized in that, after described fingerprint recognition module senses triggering signal, and before the step that described fingerprint recognition module gathers piece image and described piece image sends extremely described low-power consumption thread, also comprise the steps of
Described fingerprint recognition module carries out DC balance regulation.
Unlocked by fingerprint method under holding state the most according to claim 1, it is characterised in that the image of described reception also comprises described piece image.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610152360.2A CN105844130B (en) | 2016-03-17 | 2016-03-17 | Unlocked by fingerprint method under standby mode |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610152360.2A CN105844130B (en) | 2016-03-17 | 2016-03-17 | Unlocked by fingerprint method under standby mode |
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| CN105844130B CN105844130B (en) | 2019-03-01 |
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| CN201610152360.2A Expired - Fee Related CN105844130B (en) | 2016-03-17 | 2016-03-17 | Unlocked by fingerprint method under standby mode |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107544798A (en) * | 2017-08-17 | 2018-01-05 | 联想(北京)有限公司 | Electronic equipment and its awakening method |
| CN108090398A (en) * | 2016-11-22 | 2018-05-29 | 致伸科技股份有限公司 | Identification of fingerprint module |
| CN108496156A (en) * | 2018-04-17 | 2018-09-04 | 深圳市汇顶科技股份有限公司 | Awakening method, the apparatus and system of operating system |
| CN110298161A (en) * | 2019-06-28 | 2019-10-01 | 联想(北京)有限公司 | Identity identifying method and electronic equipment applied to electronic equipment |
| CN110535989A (en) * | 2018-12-17 | 2019-12-03 | 神盾股份有限公司 | Screen following formula fingerprint recognition electronic device and the method being applied thereon |
| CN113052128A (en) * | 2021-04-15 | 2021-06-29 | 多玛凯拔科技有限公司 | Anti-interference method and system for intelligent lock |
| CN114495326A (en) * | 2020-11-12 | 2022-05-13 | 比亚迪半导体股份有限公司 | Control circuit and control method of fingerprint module and intelligent lock |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108090398A (en) * | 2016-11-22 | 2018-05-29 | 致伸科技股份有限公司 | Identification of fingerprint module |
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| CN114495326A (en) * | 2020-11-12 | 2022-05-13 | 比亚迪半导体股份有限公司 | Control circuit and control method of fingerprint module and intelligent lock |
| CN114495326B (en) * | 2020-11-12 | 2024-02-20 | 比亚迪半导体股份有限公司 | Control circuit and control method of fingerprint module and intelligent lock |
| CN113052128A (en) * | 2021-04-15 | 2021-06-29 | 多玛凯拔科技有限公司 | Anti-interference method and system for intelligent lock |
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|---|---|
| CN105844130B (en) | 2019-03-01 |
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Granted publication date: 20190301 Termination date: 20210317 |