CN106022048B - Unlocking screen method, image-pickup method and the device of a kind of electric terminal - Google Patents
Unlocking screen method, image-pickup method and the device of a kind of electric terminal Download PDFInfo
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- CN106022048B CN106022048B CN201610352153.1A CN201610352153A CN106022048B CN 106022048 B CN106022048 B CN 106022048B CN 201610352153 A CN201610352153 A CN 201610352153A CN 106022048 B CN106022048 B CN 106022048B
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- tuning parameter
- electric terminal
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Classifications
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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
- 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
Abstract
The embodiment of the invention discloses a kind of unlocking screen method of electric terminal, including：Gathered at current time and get image, the target acquisition time section that current time falls into is judged according to the collection period divided in advance；Collection period includes multiple acquisition time sections；Frequency of use highest tuning parameter proceeds by the adjust automatically of tuning parameter from the target acquisition time section of record, and is debugged using the tuning parameter after each adjustment to currently gathering the image got；Target image is chosen from the image after each debugging；Whether recognition target image meets unlocking condition, and the screen of electric terminal is unlocked when identification meets.Correspondingly the invention also discloses a kind of image-pickup method, electric terminal and i.e. image collecting device, adjustment several times need to only be carried out to tuning parameter by, which realizing, can complete to adopt figure, solve the problems, such as to need even longer to adopting the figure time caused by the adjustment of tuning parameter hundreds of times by tens times, figure efficiency is adopted in raising.
Description
Technical field
The present invention relates to computer realm, more particularly to a kind of unlocking screen method of electric terminal, image-pickup method,
Electric terminal and image collecting device.
Background technology
With the development of electronics technology and internet, the function of mobile terminal is stronger and stronger, as long as such as user press
Various client productions are installed on mobile terminals according to the demand of itself, can be to obtain many consultation informations, it might even be possible to foot
Complete many things with not going out family, the life and amusement of people increasingly be unable to do without electric terminal.
Currently, fingerprint identification technology has become the standard configuration of main flow mobile terminal manufacturer flagship type, and fingerprint recognition is not only
It can be used for the functions such as unlocking screen and the wake-up of mobile terminal, and the ring that mobile payment is important.
The process of fingerprint recognition is divided into：Extract feature, preserve data and comparison.At the beginning, pass through fingerprint reading systems
The image of somatic fingerprint is read, after getting fingerprint image, preliminary processing is carried out to original image, is allowed to apparent,
Then Feature Points Matching is carried out with registered fingerprint template.After the match is successful, system unblock, this is unlocked to system from fingerprint is read
The individual time is referred to as unlocked time.
The speed of unlocked time has become the bright spot of a product competition of major producer, how to improve unblock speed,
Unlocked time is reduced, is the hot issue of current research.
The content of the invention
Technical problem to be solved of the embodiment of the present invention is, there is provided a kind of unlocking screen method of electric terminal, figure
As acquisition method, electric terminal and image collecting device, unblock speed is can further improve, unlocked time is reduced, meets user
Safely and fast carry out the demand of unlocking screen.
In order to solve the above-mentioned technical problem, first aspect of the embodiment of the present invention discloses a kind of unlocking screen of electric terminal
Method, including：
Gathered at current time and get image, judge that the current time falls into according to the collection period divided in advance
Target acquisition time section；The collection period includes multiple acquisition time sections；
Frequency of use highest tuning parameter proceeds by tuning parameter from the target acquisition time section of record
Adjust automatically, and debugged using the tuning parameter after each adjustment to currently gathering the image got；
Target image is chosen from the image after each debugging；
Identify whether the target image meets unlocking condition, and the screen of electric terminal is solved when identification meets
Lock.
With reference in a first aspect, in the first possible implementation, mesh is chosen in the image from after each debugging
Logo image, including：
Frequency of use highest tuning parameter proceeds by debugging ginseng in the target acquisition time section from record
Before several adjust automaticallies, in addition to：
The tuning parameter used when choosing collection image according to the upper n times of record, and the collection week divided in advance
Phase, count frequency of use highest tuning parameter in each acquisition time section；The N is positive integer.
With reference in a first aspect, in second of possible implementation, mesh is chosen in the image from after each debugging
Logo image, including：
Compare the signal noise ratio (snr) of image of the image after each debugging；
It is target image to choose the maximum image of signal noise ratio (snr) of image.
With reference in a first aspect, in the third possible implementation, the electric terminal is provided with dome keys, Yong Hutong
Cross finger and press the dome keys triggering unlocking screen；When the electric terminal, which is in, puts out screen screen lock state, methods described
Also include：
Before the operational order for pressing the dome keys is received, detect that finger touches by the dome keys
When, triggering performs described current time gathers and gets image the step of.
With reference to the third possible implementation of first aspect, in the 4th kind of possible implementation, the identification
Whether the target image meets unlocking condition, and the screen of electric terminal is unlocked when identification meets, including：
Identify whether the target image matches with the default image for being used to unlock authentication；
When identification matching, and after the operational order for pressing the dome keys is received, the screen of electric terminal is entered
Row unlocks and lights screen.
Second aspect of the embodiment of the present invention discloses a kind of image-pickup method, including：
The tuning parameter used when choosing collection image according to the upper n times of record, and the collection period divided in advance, system
Count out frequency of use highest tuning parameter in each acquisition time section；The N is positive integer；The collection period includes multiple
Acquisition time section；
Image is gathered at current time by acquisition module；Collection period according to dividing in advance judges the current time
The target acquisition time section fallen into；
Frequency of use highest tuning parameter proceeds by tuning parameter from the target acquisition time section of record
Adjust automatically, and debugged using the tuning parameter after each adjustment to currently gathering the image got；
Target image is chosen from the image after each debugging.
With reference to second aspect, in the first possible implementation, mesh is chosen in the image from after each debugging
Logo image, including：
Compare the signal noise ratio (snr) of image of the image after each debugging；
It is target image to choose the maximum image of signal noise ratio (snr) of image.
The third aspect of the embodiment of the present invention discloses a kind of electric terminal, including：
First collection judge module, for being gathered at current time and getting image, according to the collection week divided in advance
Phase judges the target acquisition time section fallen at the current time；The collection period includes multiple acquisition time sections；
First adjustment debugging module, for the frequency of use highest debugging ginseng from the target acquisition time section of record
Number proceeds by the adjust automatically of tuning parameter, and using the tuning parameter after each adjustment to currently gathering the image got
Debugged；
First chooses module, for choosing target image from the image after each debugging；
Unlocked state is identified, identifies whether the target image meets unlocking condition, and it is whole to electronics when identification meets
The screen at end is unlocked.
With reference to second aspect, in the first possible implementation, electric terminal also includes：
First statistical module, for making in the target acquisition time section of the described first adjustment debugging module from record
Before proceeding by the adjust automatically of tuning parameter with frequency highest tuning parameter, collection figure is chosen according to the upper n times of record
As when the tuning parameter that uses, and the collection period divided in advance counts frequency of use in each acquisition time section
Highest tuning parameter；The N is positive integer.
With reference to second aspect, in second of possible implementation, the first selection module includes：
First comparing unit, the signal noise ratio (snr) of image for the image after more each debugging；
First chooses elementary area, is target image for choosing the maximum image of signal noise ratio (snr) of image.
With reference to second aspect, in the third possible implementation, the electric terminal is provided with dome keys, Yong Hutong
Cross finger and press the dome keys triggering unlocking screen；When the electric terminal, which is in, puts out screen screen lock state, the electronics
Terminal also includes：
Trigger module, for before the operational order for pressing the dome keys is received, being examined by the dome keys
When measuring finger touch, triggering the first collection judge module, which performs, to be gathered at current time and gets image, according to pre-
The collection period first divided judges the step of target acquisition time section that the current time falls into.
With reference to the third possible implementation of second aspect, in the 4th kind of possible implementation, the identification
Unlocked state includes：
Matching unit is identified, for identifying whether the target image matches with the default image for being used to unlock authentication；
Unlock bright screen unit, for when the identification matching unit identification matching, and receive the pressing dome by
After the operational order of key, the screen of electric terminal is unlocked and lights screen.
Fourth aspect of the embodiment of the present invention discloses a kind of image collecting device, including：
Second statistical module, the tuning parameter that uses during for choosing collection image according to the upper n times of record, and in advance
The collection period of division, count frequency of use highest tuning parameter in each acquisition time section；The N is positive integer；Institute
Stating collection period includes multiple acquisition time sections；
Second collection judge module, for gathering image at current time, judges institute according to the collection period divided in advance
State the target acquisition time section that current time falls into；
Second adjustment debugging module, for the frequency of use highest debugging ginseng from the target acquisition time section of record
Number proceeds by the adjust automatically of tuning parameter, and using the tuning parameter after each adjustment to currently gathering the image got
Debugged；
Second chooses module, for choosing target image from the image after each debugging.
With reference to fourth aspect, in the first possible implementation, the second selection module includes：
Second comparing unit, the signal noise ratio (snr) of image for the image after more each debugging；
Second chooses elementary area, is target image for choosing the maximum image of signal noise ratio (snr) of image.
The aspect of the embodiment of the present invention the 5th discloses a kind of computer-readable storage medium, and the computer-readable storage medium is stored with
Program, described program perform when including the embodiment of the present invention in a first aspect, or first aspect the first possible realization side
Formula, either the third possible implementation of the possible implementation of second of first aspect or first aspect, or
The step of unlocking screen method of electric terminal disclosed in 4th kind of possible implementation of first aspect.
The aspect of the embodiment of the present invention the 6th discloses a kind of electric terminal, including：Processor, memory and fingerprint collecting
Equipment；Wherein, the fingerprint collecting equipment is used to gather fingerprint image；The processor is used to hold first party of the embodiment of the present invention
Face, either second of possible implementation of the possible implementation of the first of first aspect or first aspect, or
Electronics disclosed in the third possible implementation of first aspect, or the 4th kind of possible implementation of first aspect
The unlocking screen method of terminal, either perform the first possible reality of second aspect of the embodiment of the present invention or second aspect
Image-pickup method disclosed in existing mode.
Implement the embodiment of the present invention, have the advantages that：
The tuning parameter used during by choosing collection image according to the upper n times of record, and the collection week divided in advance
Phase, frequency of use highest tuning parameter in each acquisition time section is counted, the target acquisition time fallen into from current time
Frequency of use highest tuning parameter proceeds by the adjust automatically of tuning parameter in section, and is joined using the debugging after adjustment every time
It is several to be debugged to currently gathering the image got, and target image is chosen from the image after each debugging, identifying
The target image meets to be unlocked the screen of electric terminal during unlocking condition, and realizing need to only be carried out several times to tuning parameter
Adjustment can be completed to adopt figure, can greatly save the number of tuning parameter adjustment, solve and generally require in the prior art by several
Ten times even hundreds of times to adopted caused by the adjustment of tuning parameter the figure time it is longer the problem of, greatly reduce and adopt the figure time, and
The fingerprint input habit of each period can be combined, further increases and adopts figure efficiency, it is achieved thereby that further improving screen
Curtain unblock speed, reduces the unlocking screen time, meets the demand that user security rapidly carries out unlocking screen, improve use
Family unblock experience.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of the unlocking screen method of electric terminal provided in an embodiment of the present invention；
Fig. 2 is the unlocking screen principle schematic flow diagram of electric terminal provided in an embodiment of the present invention；
Fig. 3 is the schematic flow sheet of image-pickup method provided by the invention；
Fig. 4 is the structural representation of electric terminal provided in an embodiment of the present invention；
Fig. 5 is the structural representation of another embodiment of electric terminal provided by the invention；
Fig. 6 is the provided in an embodiment of the present invention first structural representation for choosing module；
Fig. 7 is the structural representation of another embodiment of electric terminal provided by the invention；
Fig. 8 is the structural representation of identification unlocked state provided in an embodiment of the present invention；
Fig. 9 is the structural representation of another embodiment of electric terminal provided by the invention；
Figure 10 is the structural representation of image collecting device provided in an embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
It should be noted that the term used in embodiments of the present invention is only merely for the mesh of description specific embodiment
, and it is not intended to be limiting the present invention." one of singulative used in the embodiment of the present invention and appended claims
Kind ", " described " and "the" are also intended to including most forms, unless context clearly shows that other implications.It is also understood that this
Term "and/or" used herein refers to and comprising any or all possible group associated of list items purpose of one or more
Close.
The embodiment of the invention discloses a kind of unlocking screen method of electric terminal, realizes quick screen unblock.With reference to
Accompanying drawing is described in detail.
The schematic flow sheet of the unlocking screen method of electric terminal provided in an embodiment of the present invention as shown in Figure 1, including：
Step S100：Gathered at current time and get image, worked as according to judging the collection period divided in advance
The target acquisition time section that the preceding moment falls into；
Specifically, electric terminal can be by acquisition module, such as fingerprint sensor etc., the fingerprint image of collection user's input
Picture；The electric terminal of the embodiment of the present invention can pre-set or divide collection period, and the collection period can include multiple
Acquisition time section；The collection period can be 1 month, 1 week, 1 day, 12 hours, 8 hours etc., can be with exemplified by one day
Including multiple acquisition time sections, for example, 0 point to 6 points of morning be a period, 6 points to 12 points be a period, 12 points arrive
18 points be a period, 18 points to 24 points be period etc., the size of each acquisition time section can be with identical
To differ.The division of acquisition time section in the cycle size of the invention for not limiting collection period and collection period.
Step S102：Frequency of use highest tuning parameter proceeds by tune from the target acquisition time section of record
The adjust automatically of parameter is tried, and is debugged using the tuning parameter after each adjustment to currently gathering the image got；
Specifically, when electric terminal is by acquisition module, collects the fingerprint image of user's input, it is necessary to repeatedly adjust
Tuning parameter, the tuning parameter in the embodiment of the present invention include automatic suitable solution (Capacity Auto Control, CAC)
Parameter, the image collected is handled by the tuning parameter after adjusting every time, so as to obtain some collection images,
And the best image of definition is finally chosen as the image for being subsequently identified.
It should be noted that before step S102, the unlocking screen method of the electric terminal of the embodiment of the present invention is each
After collecting image and finally have chosen the best image of definition, can be recorded in the time point gathered every time handles to obtain
The tuning parameter used corresponding to the best image of the definition, then before step S102 is performed, you can according to record
Upper n times choose the tuning parameter used during collection image, and the collection period divided in advance, count each acquisition time
Frequency of use highest tuning parameter in section；The N is positive integer.Specifically, the time point gathered every time is included into corresponding
Acquisition time section, then count the tuning parameter that access times are most in each acquisition time section, the most tune of the access times
Examination parameter can think to count frequency of use highest tuning parameter in the embodiment of the present invention.
It should also be noted that, the tuning parameter in each embodiment of the present invention can include following at least one：
Gain gain parameters, digital-to-analogue converter (Analog-to-digital converter, ADC) parameter, pixel gain
Pixel gain parameters, etc. parameter.
Again specifically, step S102 is using the frequency of use highest tuning parameter as benchmark, from the frequency of use highest
Tuning parameter proceed by adjust automatically, adjust automatically in the embodiment of the present invention can be adjusted automatically with millisecond rank
It is whole, and debugged using the tuning parameter after each adjustment to currently gathering the image got, after obtaining each debugging
Image.
Step S104：Target image is chosen from the image after each debugging；
Specifically, definition highest image can be chosen as target image, for subsequently carrying out image recognition unblock.
It is possible to further pass through the signal noise ratio (snr) of image of the image after each debugging of com-parison and analysis, it is believed that the maximum figure of signal noise ratio (snr) of image
Picture as definition highest, best image, it is used as target image so as to choose the maximum image of signal noise ratio (snr) of image.
Step S106：Identify whether the target image meets unlocking condition, and when identification meets to electric terminal
Screen is unlocked.
Specifically, electric terminal can pre-set unlocking condition, for example target image will be with the figure for unlocking authentication
Certain characteristic information etc. is preset as matching, target image have, when identifying that the target image meets default unlocking condition,
The screen of electric terminal can be unlocked.
By the embodiment of the present invention, by taking unlocked by fingerprint as an example, although for different finger print acquisition modules and different use
For family finger (dry and wet finger is had any different), CAC parameter is Protean, but for an independent electric terminal and list
An only user, i.e., the service condition of daily middle domestic consumer.Because finger print acquisition module performance is determined when dispatching from the factory
Fixed, the finger of user is also fixed.Therefore, when carrying out currently this collection image, the upper n times according to record are passed through
The tuning parameter used during collection image, and the collection period divided in advance are chosen, count makes in each acquisition time section
With frequency highest tuning parameter, frequency of use highest tuning parameter is opened in the target acquisition time section fallen into from current time
Beginning carries out the adjust automatically of tuning parameter, and is carried out using the tuning parameter after each adjustment to currently gathering the image got
Debugging, and target image is chosen from the image after each debugging, when identifying that the target image meets unlocking condition to electricity
The screen of sub- terminal is unlocked, and adjustment several times need to only be carried out to tuning parameter by, which realizing, can complete to adopt figure, can greatly save
The number of tuning parameter adjustment, solve and generally require in the prior art by tens even hundreds of tune to tuning parameter
It is whole caused by adopt the figure time it is longer the problem of, greatly reduce and adopt the figure time, and can combine each period fingerprint input
Custom, further increases and adopts figure efficiency, it is achieved thereby that unlocking screen speed is further improved, when reducing unlocking screen
Between, the demand that user security rapidly carries out unlocking screen is met, user is improved and unlocks experience.
Further, illustrated below so that electric terminal is mobile terminal as an example, the unlocking screen of mobile terminal can be with
It is divided into three classes, including bright screen unlocks, puts out screen unlocks and put out screen being unlocked by pressing.Wherein, this puts out screen being unlocked by pressing that is shifting
Dynamic terminal is provided with dome keys, and user presses the dome keys by finger and just triggers unlocking screen.For a user, for
Bright screen unlocks, and the time for experiencing unlocking screen is to show the time that unlock interface is undergone to the end since hand touches fingerprint；
For putting out screen unlocks, time for experiencing unlocking screen is bright screen and to show that unlock interface is passed through to the end since hand touches fingerprint
The time gone through；And for putting out screen being unlocked by pressing, the time for experiencing unlocking screen is that bright screen is simultaneously to the end from hand pressing dome keys
The time that display unlock interface is undergone.
It should be noted that the dome keys in the embodiment of the present invention, can also be dome pieces, it can be one piece and include gold
Belong to poly terephthalic acid class plastics (Polyethylene terephthalate, PET) thin slice of shell fragment (metal dome), used in print
Circuit board (Printed Circuit Board, PCB) processed or flexible PCB (Flexible Printed Circuit
Board, FPC) etc. used as switch on wiring board, important sense of touch type switch is played between user and instrument
Effect；It will be appreciated that the dome keys in the embodiment of the present invention can gather the fingerprint image of user, the dome keys can be with
Be arranged on the positions such as the front, the back side or side of electric terminal, can according to technical staff or developer according to self-demand come
The position of the dome keys is set, and the embodiment of the present invention is not restricted.
Below for putting out screen being unlocked by pressing, the screen solution of the electric terminal provided in an embodiment of the present invention with reference to shown in Fig. 2
Principle schematic flow diagram is locked, then unlocking screen method provided in an embodiment of the present invention is described in detail：
Electric terminal is pressed before the operational order of the pressing dome keys of user's input is received by the dome
Key detects that the finger of user touches, i.e., interrupt requests (Interrupt Request, IRQ) produce interruption, then can touch
Hair performs and is gathered at current time and get image, judges what the current time fell into according to the collection period divided in advance
The step of target acquisition time section；The specific step may be referred to above-mentioned steps S100 description, repeat no more here.Then,
Frequency of use highest tuning parameter proceeds by the adjust automatically of tuning parameter from the target acquisition time section of record, and
Debugged using the tuning parameter after each adjustment to currently gathering the image got, each tune of com-parison and analysis can be passed through
The signal noise ratio (snr) of image of image after examination, it is believed that the maximum image of signal noise ratio (snr) of image is definition highest, best image, so as to
Choose the maximum image of signal noise ratio (snr) of image and be used as target image；
Finally, identify whether the target image matches with the default image for being used to unlock authentication；When identification matching, and
After receiving the operational order for pressing the dome keys, the screen of electric terminal is unlocked and lights screen.
It will be appreciated that the electric terminal of the embodiment of the present invention receives the behaviour of the pressing dome keys of user's input
Instruct, i.e., user press dome keys the step of, you can with user by finger touch fingerprint after, fingerprint module collection
Before fingerprint image；Or can also be after fingerprint module gathers fingerprint image, before completion image recognition matching；Or can be with
After image recognition matching is completed, before unblock is completed.
It should be noted that if image recognition fails in the embodiment of the present invention, then unlocking screen will not be performed, can be with
The prompt message of recognition failures is exported to user.
By the embodiment of the present invention, can not only solve and generally require in the prior art by tens times even hundreds of times
To adopted caused by the adjustment of tuning parameter the figure time it is longer the problem of, greatly reduce and adopt the figure time, improve and adopt figure efficiency, and
And in the case that user's pressing dome keys are less fast (such as after completing image recognition matching, before unblock completion
Press dome keys), it can will further experience the sensation of moment unblock bright screen.
Yet further, the embodiment of the present invention additionally provides a kind of image-pickup method, and the present invention as shown in Figure 3 provides
Image-pickup method schematic flow sheet, including：
Step S300：The tuning parameter used when choosing collection image according to the upper n times of record, and what is divided in advance are adopted
Collect the cycle, count frequency of use highest tuning parameter in each acquisition time section；
Specifically, the N is positive integer；The collection period includes multiple acquisition time sections；
Step S302：Image is gathered at current time by acquisition module；Collection period according to dividing in advance judges institute
State the target acquisition time section that current time falls into；
Step S304：Frequency of use highest tuning parameter proceeds by tune from the target acquisition time section of record
The adjust automatically of parameter is tried, and is debugged using the tuning parameter after each adjustment to currently gathering the image got；
Step S306：Target image is chosen from the image after each debugging.
Specifically, the signal noise ratio (snr) of image of the image after can debugging for more each time；Choose the maximum image of signal noise ratio (snr) of image
For target image.
It should be noted that the image-pickup method of Fig. 3 embodiments description can be implemented with specific reference to above-mentioned Fig. 1 and Fig. 2
The step of in example on how to complete IMAQ, repeat no more here.
By the embodiment of the present invention, adjustment several times need to only be carried out to tuning parameter by, which realizing, can complete to adopt figure, solve
Generally require longer to ask to adopting the figure time caused by the adjustment of tuning parameter by tens times even hundreds of times in the prior art
Topic, greatly reduces and adopts the figure time, improve and adopt figure efficiency.
It should also be noted that, in the step S100 or S302 of the embodiment of the present invention, if remembering at the time of current acquired image
Do not recorded in record, i.e., the target acquisition time section that current time falls into did not recorded the debugging chosen and used during collection image
During parameter, can directly according to record this on n times choose collection image when the tuning parameter that uses, chosen from whole periods
Frequency of use highest tuning parameter proceeds by the adjust automatically of tuning parameter, and uses the tuning parameter pair after adjustment every time
The image got is currently gathered to be debugged.
For the ease of preferably implementing the such scheme of the embodiment of the present invention, the present invention is also corresponding to provide a kind of electronics end
End, the structural representation of electric terminal provided in an embodiment of the present invention as shown in Figure 4, electric terminal 40 can be adopted including first
Collect judge module 400, first and adjust the selection module 404 of debugging module 402, first and identification unlocked state 406, wherein
First collection judge module 400 is used to gather at current time and get image, according to the collection divided in advance
Cycle judges the target acquisition time section fallen at the current time；The collection period includes multiple acquisition time sections；
First adjustment debugging module 402 is used for the frequency of use highest from the target acquisition time section of record and debugged
Parameter proceeds by the adjust automatically of tuning parameter, and using the tuning parameter after each adjustment to currently gathering the figure got
As being debugged；
First selection module 404 is used to choose target image from the image after each debugging；
Identification unlocked state 406 is used to identify whether the target image meets unlocking condition, and when identification meets pair
The screen of electric terminal is unlocked.
Specifically, the structural representation of another embodiment of electric terminal provided by the invention as shown in Figure 5, electronics are whole
End 40 includes the first collection judge module 400, first and adjusts the selection module 404 of debugging module 402, first and identification unlocked state
Outside 406, the first statistical module 408 can also be included, for being gathered in the first adjustment debugging module 402 from the target of record
Before frequency of use highest tuning parameter proceeds by the adjust automatically of tuning parameter in period, according to the upper n times of record
The tuning parameter used during collection image, and the collection period divided in advance are chosen, counts each acquisition time section
Middle frequency of use highest tuning parameter；The N is positive integer.
Further, the structural representation of the first selection module provided in an embodiment of the present invention as shown in Figure 6, the first choosing
Modulus block 404 can include：First comparing unit 4040 and first chooses elementary area 4042, wherein,
The signal noise ratio (snr) of image for the image that first comparing unit 4040 is used for after more each debugging；
It is target image that first selection elementary area 4042, which is used to choose the maximum image of signal noise ratio (snr) of image,.
Yet further, electric terminal 40 is provided with dome keys, and user presses the dome keys triggering screen by finger
Curtain unblock；When electric terminal 40, which is in, puts out screen screen lock state, another reality of electric terminal provided by the invention as shown in Figure 7
The structural representation of example is applied, electric terminal 40 includes the first statistical module 400, first adjustment debugging module 402, first and chooses mould
Outside block 404, the identification statistical module 408 of unlocked state 406 and first, trigger module 4010 can also be included, for receiving
Before the operational order for pressing the dome keys, when detecting that finger touches by the dome keys, the collection of triggering first is sentenced
Disconnected 400 modules, which perform, to be gathered at current time and gets image, when judging described current according to the collection period divided in advance
The step of carving the target acquisition time section fallen into.
Yet further, the structural representation of identification unlocked state provided in an embodiment of the present invention as shown in Figure 8, identification
Unlocked state 406 can include：Matching unit 4060 and unblock bright screen unit 4062 are identified, wherein,
Identification matching unit 4060 be used for identify the target image with it is default be used for unlock authentication image whether
Match somebody with somebody；
Unlock bright screen unit 4062 to be used for when the identification identification matching of matching unit 4060, and receive the pressing dome
After the operational order of button, the screen of electric terminal 40 is unlocked and lights screen.
Yet further, the tuning parameter in the embodiment of the present invention includes following at least one：
Gain parameter, digital-to-analogue converter parameter, pixel gain parameter etc..
Referring to Fig. 9, Fig. 9 is the structural representation of another embodiment of electric terminal provided by the invention.Wherein, as schemed
Shown in 9, electric terminal 90 can include：At least one processor 901, such as CPU, at least one network interface 904, Yong Hujie
Mouth 903, memory 905, at least one communication bus 902 and display screen 906.Wherein, communication bus 902 is used to realize these
Connection communication between component.Wherein, user interface 903 can include finger print acquisition module or fingerprint collecting equipment, keyboard or
Mouse etc..Network interface 904 can optionally include wireline interface, the wave point (such as WI-FI interfaces) of standard.Memory
905 can be high-speed RAM memory or non-labile memory (non-volatile memory), for example, at least
One magnetic disk storage, memory 905 include the flash in the embodiment of the present invention.Memory 905 optionally can also be at least
One storage system for being located remotely from aforementioned processor 901.As shown in figure 9, as a kind of memory of computer-readable storage medium
Operating system, network communication module, Subscriber Interface Module SIM and unlocking screen program can be included in 905.
Processor 901 can be used for calling the unlocking screen program stored in memory 905, and perform following operate：
Gathered at current time by the finger print acquisition module in user interface 903 and get image, drawn according to advance
The collection period divided judges the target acquisition time section fallen at the current time；The collection period includes multiple acquisition times
Section；
Frequency of use highest tuning parameter proceeds by tuning parameter from the target acquisition time section of record
Adjust automatically, and debugged using the tuning parameter after each adjustment to currently gathering the image got；
Target image is chosen from the image after each debugging；
Identify whether the target image meets unlocking condition, and the screen of electric terminal 80 is carried out when identification meets
Unblock.
Specifically, the frequency of use highest tuning parameter from the target acquisition time section of record of processor 901 is opened
Begin before the adjust automatically of progress tuning parameter, can also carry out：
The tuning parameter used when choosing collection image according to the upper n times of record, and the collection week divided in advance
Phase, count frequency of use highest tuning parameter in each acquisition time section；The N is positive integer.
Specifically, processor 901 chooses target image from the image after each debugging, including：
Compare the signal noise ratio (snr) of image of the image after each debugging；
It is target image to choose the maximum image of signal noise ratio (snr) of image.
Specifically, electric terminal 90 can be provided with dome keys, and user presses the dome keys triggering screen by finger
Curtain unblock；When electric terminal 90, which is in, puts out screen screen lock state, processor 901 also performs：
Before the operational order for pressing the dome keys is received, detect that finger touches by the dome keys
When, triggering is performed current time gathers and gets image the step of.
Specifically, processor 901 identifies whether the target image meets unlocking condition, and when identification meets to electronics
The screen of terminal is unlocked, including：
Identify whether the target image matches with the default image for being used to unlock authentication；
When identification matching, and after the operational order for pressing the dome keys is received, to the screen of electric terminal 90
It is unlocked and lights screen.
It should be noted that the electric terminal 40 or electric terminal 90 in the embodiment of the present invention include but is not limited to mobile electricity
Words, removable computer, tablet personal computer, personal digital assistant (Personal Digital Assistant, PDA), media player,
The user equipmenies such as intelligent television, intelligent watch, intelligent glasses, Intelligent bracelet.
It should be noted that the function of 90 each functional module of electric terminal 40 or electric terminal in the embodiment of the present invention can
Method specific implementation in above method embodiment, its specific implementation process are referred to the correlation of above method embodiment
Description, here is omitted.
For the ease of preferably implementing the such scheme of the embodiment of the present invention, the present invention is also corresponding to be provided a kind of image and adopts
Acquisition means, the structural representation of image collecting device provided in an embodiment of the present invention as shown in Figure 10, image collecting device 10
The second statistical module 100, second collection judge module 102, second can be included and adjust the selection module of debugging module 104 and second
106, wherein,
Second statistical module 100 is used for the tuning parameter used when choosing collection image according to the upper n times of record, and in advance
The collection period first divided, count frequency of use highest tuning parameter in each acquisition time section；The N is positive integer；
The collection period includes multiple acquisition time sections；
Second collection judge module 102 is used to gather image at current time, is judged according to the collection period divided in advance
The target acquisition time section that the current time falls into；
Second adjustment debugging module 104 is used for the frequency of use highest from the target acquisition time section of record and debugged
Parameter proceeds by the adjust automatically of tuning parameter, and using the tuning parameter after each adjustment to currently gathering the figure got
As being debugged；
Second selection module 106 is used to choose target image from the image after each debugging.
Specifically, the second selection module 106 can include：Second comparing unit and second chooses elementary area, wherein,
The signal noise ratio (snr) of image for the image that second comparing unit is used for after more each debugging；
It is target image that second selection elementary area, which is used to choose the maximum image of signal noise ratio (snr) of image,.
It should be noted that the function of 10 each functional module of image collecting device in the embodiment of the present invention can be according to above-mentioned
Method specific implementation in embodiment of the method, its specific implementation process are referred to the associated description of above method embodiment, this
Place repeats no more.
The tuning parameter used when in summary, by choosing collection image according to the upper n times of record, and division in advance
Collection period, count frequency of use highest tuning parameter in each acquisition time section, the target fallen into from current time
After frequency of use highest tuning parameter proceeds by the adjust automatically of tuning parameter in acquisition time section, and use adjusts every time
Tuning parameter debugged to currently gathering the image got, and from each time debugging after image in choose target image,
The screen of electric terminal is unlocked when identifying that the target image meets unlocking condition, realizing only need to be to tuning parameter
Carrying out adjustment several times can complete to adopt figure, can greatly save the number of tuning parameter adjustment, solve often needs in the prior art
Will by tens times even hundreds of times to adopted caused by the adjustment of tuning parameter the figure time it is longer the problem of, greatly reduce and adopt figure
Time, and the fingerprint input habit of each period can be combined, further increase and adopt figure efficiency, it is achieved thereby that further
Unlocking screen speed is improved, reduces the unlocking screen time, meets the demand that user security rapidly carries out unlocking screen, carry
High user unlocks experience.
One of ordinary skill in the art will appreciate that realize all or part of flow in above-described embodiment method, being can be with
The hardware of correlation is instructed to complete by computer program, described program can be stored in a computer read/write memory medium
In, the program is upon execution, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, described storage medium can be magnetic
Dish, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random Access
Memory, RAM) etc..
The above disclosed power for being only a kind of preferred embodiment of the present invention, the present invention can not being limited with this certainly
Sharp scope, one of ordinary skill in the art will appreciate that realizing all or part of flow of above-described embodiment, and weighed according to the present invention
Profit requires made equivalent variations, still falls within and invents covered scope.
Claims (15)
1. a kind of unlocking screen method of electric terminal, it is characterised in that including：
Gathered at current time and get image, the mesh that the current time falls into is judged according to the collection period divided in advance
Mark acquisition time section；The collection period includes multiple acquisition time sections；
So that frequency of use highest tuning parameter is as benchmark in the target acquisition time section of record, from the frequency of use
Highest tuning parameter proceeds by the adjust automatically of tuning parameter, and using the tuning parameter after adjustment every time to current collection
The image got is debugged；
Target image is chosen from the image after each debugging；
Identify whether the target image meets unlocking condition, and the screen of electric terminal is unlocked when identification meets.
2. the method as described in claim 1, it is characterised in that described to enter since the frequency of use highest tuning parameter
Before the adjust automatically of row tuning parameter, in addition to：
The tuning parameter used when choosing collection image according to the upper n times of record, and the collection period divided in advance, system
Count out frequency of use highest tuning parameter in each acquisition time section；The N is positive integer.
3. the method as described in claim 1, it is characterised in that target image is chosen in the image from after each debugging,
Including：
Compare the signal noise ratio (snr) of image of the image after each debugging；
It is target image to choose the maximum image of signal noise ratio (snr) of image.
4. the method as described in claim 1, it is characterised in that the electric terminal is provided with dome keys, and user passes through finger
Press the dome keys triggering unlocking screen；When the electric terminal, which is in, puts out screen screen lock state, methods described also includes：
Before the operational order for pressing the dome keys is received, when detecting that finger touches by the dome keys, touch
Hair performs described current time gathers and gets image the step of.
5. method as claimed in claim 4, it is characterised in that whether the identification target image meets unlocking condition,
And the screen of electric terminal is unlocked when identification meets, including：
Identify whether the target image matches with the default image for being used to unlock authentication；
When identification matching, and after the operational order for pressing the dome keys is received, the screen of electric terminal is solved
Lock and light screen.
A kind of 6. image-pickup method, it is characterised in that including：
The tuning parameter used when choosing collection image according to the upper n times of record, and the collection period divided in advance, are counted
Frequency of use highest tuning parameter in each acquisition time section；The N is positive integer；The collection period includes multiple collections
Period；
Image is gathered at current time by acquisition module；Collection period according to dividing in advance judges that the current time falls into
Target acquisition time section；
So that frequency of use highest tuning parameter is as benchmark in the target acquisition time section of record, from the frequency of use
Highest tuning parameter proceeds by the adjust automatically of tuning parameter, and using the tuning parameter after adjustment every time to current collection
The image got is debugged；
Target image is chosen from the image after each debugging.
7. method as claimed in claim 6, it is characterised in that target image is chosen in the image from after each debugging,
Including：
Compare the signal noise ratio (snr) of image of the image after each debugging；
It is target image to choose the maximum image of signal noise ratio (snr) of image.
A kind of 8. electric terminal, it is characterised in that including：
First collection judge module, for being gathered at current time and getting image, sentences according to the collection period divided in advance
The target acquisition time section that the disconnected current time falls into；The collection period includes multiple acquisition time sections；
First adjustment debugging module, makees for frequency of use highest tuning parameter in the target acquisition time section with record
On the basis of, the adjust automatically of tuning parameter is proceeded by from the frequency of use highest tuning parameter, and use adjustment every time
Tuning parameter afterwards is debugged to currently gathering the image got；
First chooses module, for choosing target image from the image after each debugging；
Unlocked state is identified, identifies whether the target image meets unlocking condition, and when identification meets to electric terminal
Screen is unlocked.
9. electric terminal as claimed in claim 8, it is characterised in that also include：
First statistical module, for entering in the described first adjustment debugging module since the frequency of use highest tuning parameter
Before the adjust automatically of row tuning parameter, the tuning parameter that uses when choosing collection image according to the upper n times of record, and in advance
The collection period of division, counts frequency of use highest tuning parameter in each acquisition time section；The N is just whole
Number.
10. electric terminal as claimed in claim 8, it is characterised in that the first selection module includes：
First comparing unit, the signal noise ratio (snr) of image for the image after more each debugging；
First chooses elementary area, is target image for choosing the maximum image of signal noise ratio (snr) of image.
11. electric terminal as claimed in claim 8, it is characterised in that the electric terminal is provided with dome keys, and user passes through
Finger presses the dome keys triggering unlocking screen；When the electric terminal, which is in, puts out screen screen lock state, the electronics is whole
End also includes：
Trigger module, for before the operational order for pressing the dome keys is received, being detected by the dome keys
When finger touches, triggering the first collection judge module, which performs, to be gathered at current time and gets image, is drawn according to advance
The step of collection period divided judges the target acquisition time section that the current time falls into.
12. electric terminal as claimed in claim 11, it is characterised in that the identification unlocked state includes：
Matching unit is identified, for identifying whether the target image matches with the default image for being used to unlock authentication；
Bright screen unit is unlocked, for being matched when the identification matching unit identification, and is receiving the pressing dome keys
After operational order, the screen of electric terminal is unlocked and lights screen.
A kind of 13. image collecting device, it is characterised in that including：
Second statistical module, the tuning parameter that uses during for choosing collection image according to the upper n times of record, and division in advance
Collection period, count frequency of use highest tuning parameter in each acquisition time section；The N is positive integer；It is described to adopt
The collection cycle includes multiple acquisition time sections；
Second collection judge module, for gathering image at current time, works as according to judging the collection period divided in advance
The target acquisition time section that the preceding moment falls into；
Second adjustment debugging module, makees for frequency of use highest tuning parameter in the target acquisition time section with record
On the basis of, the adjust automatically of tuning parameter is proceeded by from the frequency of use highest tuning parameter, and use adjustment every time
Tuning parameter afterwards is debugged to currently gathering the image got；
Second chooses module, for choosing target image from the image after each debugging.
14. device as claimed in claim 13, it is characterised in that the second selection module includes：
Second comparing unit, the signal noise ratio (snr) of image for the image after more each debugging；
Second chooses elementary area, is target image for choosing the maximum image of signal noise ratio (snr) of image.
A kind of 15. electric terminal, it is characterised in that including：Processor, memory and fingerprint collecting equipment；Wherein, the finger
Line collecting device is used to gather fingerprint image；The processor is used for the method described in perform claim requirement any one of 1-5, or
Method described in perform claim requirement 6 or 7.
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| CN107346387B (en) * | 2017-06-23 | 2023-10-17 | 深圳传音通讯有限公司 | Unlocking method and device |
| CN108156377A (en) * | 2017-12-28 | 2018-06-12 | 努比亚技术有限公司 | A kind of image pickup method, terminal and computer readable storage medium |
| CN110262365A (en) * | 2019-07-19 | 2019-09-20 | 苏州天一信德环保科技有限公司 | The basic model total quantity monitoring instrument of device with fingerprint |
| CN112528946A (en) * | 2020-12-24 | 2021-03-19 | 北京深思数盾科技股份有限公司 | Fingerprint identification method and device, storage medium and electronic equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1816211A (en) * | 2005-02-02 | 2006-08-09 | 亚信科技（中国）有限公司 | System for collecting and using user characteristic data to identify user, and method thereof |
| JP2006302199A (en) * | 2005-04-25 | 2006-11-02 | Hitachi Ltd | Information processor which partially locks window and program for operating this information processor |
| CN101777115A (en) * | 2009-11-25 | 2010-07-14 | 中国科学院自动化研究所 | Safe fingerprint verification method and system |
| CN103105922A (en) * | 2013-02-19 | 2013-05-15 | 广东欧珀移动通信有限公司 | Method and device for mobile terminal backlight control |
-
2016
- 2016-05-24 CN CN201610352153.1A patent/CN106022048B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1816211A (en) * | 2005-02-02 | 2006-08-09 | 亚信科技（中国）有限公司 | System for collecting and using user characteristic data to identify user, and method thereof |
| JP2006302199A (en) * | 2005-04-25 | 2006-11-02 | Hitachi Ltd | Information processor which partially locks window and program for operating this information processor |
| CN101777115A (en) * | 2009-11-25 | 2010-07-14 | 中国科学院自动化研究所 | Safe fingerprint verification method and system |
| CN103105922A (en) * | 2013-02-19 | 2013-05-15 | 广东欧珀移动通信有限公司 | Method and device for mobile terminal backlight control |
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