CN105912918A - Fingerprint unlocking method and terminal - Google Patents
Fingerprint unlocking method and terminal Download PDFInfo
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- CN105912918A CN105912918A CN201610436081.9A CN201610436081A CN105912918A CN 105912918 A CN105912918 A CN 105912918A CN 201610436081 A CN201610436081 A CN 201610436081A CN 105912918 A CN105912918 A CN 105912918A
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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
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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
- G06V40/1365—Matching; Classification
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- Computer Security & Cryptography (AREA)
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Abstract
The embodiment of the invention discloses a fingerprint unlocking method. The method comprises the steps that when a fingerprint recognition module is pressed, the pressing range of the fingerprint recognition module is determined; the pressing range is divided into a plurality of independent areas; the fingerprint recognition module collects a fingerprint image of the target independent area, wherein the target independent area is at least one independent area in the multiple independent areas; the fingerprint image and a preset fingerprint template are matched; when the fingerprint image and the preset fingerprint template are matched successfully, a terminal is unlocked. The embodiment of the invention further provides a terminal. By means of the method, the pressing range of pressing the fingerprint recognition module of users can be determined, within the pressing range, the target independent area is determined, the fingerprint image is collected within the target independent area, the collecting area of the fingerprint image can be reduced, fingerprint image collecting time is shortened, and therefore the fingerprint unlocking efficiency can be improved.
Description
Technical field
The present invention relates to technical field of electronic equipment, particularly relate to a kind of unlocked by fingerprint method and terminal.
Background technology
Along with the fast development of information technology, the use of terminal (such as mobile phone, panel computer etc.) is increasingly
Universal.Fingerprint identification technology is as the standard configuration technology in terminal, and fingerprint identification technology can be not only used for terminal
Unblock, wake up up, mobile payment etc. be used widely.While fingerprint identification technology is popular,
In order to realize quick release, the unlocked time of terminal is also the direct concern of terminal manufacturer.Existing skill
In art, often due to unlocked by fingerprint is inefficient, thus, reduce Consumer's Experience.
Summary of the invention
Embodiments provide a kind of unlocked by fingerprint method and terminal, it is possible to increase unlocked by fingerprint efficiency.
Embodiment of the present invention first aspect discloses a kind of unlocked by fingerprint method, including:
When fingerprint recognition module is pressed, determine the pressing scope of described fingerprint recognition module；
Described pressing scope is divided into multiple isolated area；
Utilizing described fingerprint recognition module to gather the fingerprint image of target isolated area, wherein, described target is only
Vertical region is at least one isolated area in the plurality of isolated area；
Described fingerprint image is mated with preset fingerprint template；
When described fingerprint image is with described preset fingerprint template matching success, terminal is unlocked.
Embodiment of the present invention second aspect discloses a kind of terminal, including:
Determine unit, for when fingerprint recognition module is pressed, determine the pressing of described fingerprint recognition module
Scope；
Division unit, for being divided into multiple isolated area by described pressing scope；
Collecting unit, for utilizing described fingerprint recognition module to gather the fingerprint image of target isolated area, its
In, described target isolated area is at least one isolated area in the plurality of isolated area；
Matching unit, for mating described fingerprint image with preset fingerprint template；
Solve lock unit, for when described fingerprint image is with described preset fingerprint template matching success, to terminal
It is unlocked.
The embodiment of the present invention third aspect discloses a kind of terminal, including:
Processor and memorizer；Wherein, described processor described performs for call in described memorizer
Program code, performs the some or all of step of first aspect.
Implement the embodiment of the present invention, have the advantages that
It can be seen that in the embodiment of the present invention, when fingerprint recognition module is pressed, determine fingerprint recognition mould
The pressing scope of group, is divided into multiple isolated area by pressing scope, utilizes fingerprint recognition module to gather target only
The fingerprint image in vertical region, wherein, target isolated area is at least one region in multiple isolated area,
Fingerprint image is mated with preset fingerprint template, when fingerprint image is with preset fingerprint template matching success,
Terminal is unlocked.Accordingly, it can be determined that user presses the pressing scope of fingerprint recognition module, in this pressing
In the range of, determine target isolated area, and in this target isolated area, gather fingerprint image, finger can be reduced
The collection area of print image, shortens the fingerprint image acquisition time, thus, unlocked by fingerprint efficiency can be improved.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, below will be to required in embodiment
The accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is some realities of the present invention
Execute example, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of the first embodiment of a kind of unlocked by fingerprint method disclosed in the embodiment of the present invention；
Fig. 1 a is a kind of isolated area segmentation schematic diagram disclosed in the embodiment of the present invention；
Fig. 2 is the schematic flow sheet of the second embodiment of a kind of unlocked by fingerprint method disclosed in the embodiment of the present invention；
Fig. 3 a is the structural representation of the first embodiment of a kind of terminal disclosed in the embodiment of the present invention；
Fig. 3 b is the structural representation of the cell really of the terminal described in Fig. 3 a disclosed in the embodiment of the present invention
Figure；
Fig. 3 c is the structural representation of the collecting unit of the terminal described in Fig. 3 a disclosed in the embodiment of the present invention
Figure；
Fig. 3 d is the structural representation of the matching unit of the terminal described in Fig. 3 a disclosed in the embodiment of the present invention
Figure；
Fig. 3 e is the another structural representation of the first embodiment of a kind of terminal disclosed in the embodiment of the present invention；
Fig. 4 is the structural representation of the second embodiment of a kind of terminal disclosed in the embodiment of the present invention；
Fig. 5 is the structural representation of a kind of mobile phone disclosed in the embodiment of the present invention.
Detailed description of the invention
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 clearly
Chu, it is fully described by, it is clear that described embodiment is a part of embodiment of the present invention rather than all
Embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative labor
The every other embodiment obtained under dynamic premise, broadly falls into the scope of protection of the invention.
Term " first " in description and claims of this specification and described accompanying drawing, " second ", "
Three " and " the 4th " etc. is for distinguishing different object rather than for describing particular order.Additionally, art
Language " includes " and " having " and their any deformation, it is intended that cover non-exclusive comprising.Such as
Contain series of steps or the process of unit, method, system, product or equipment are not limited to list
Step or unit, but the most also include step or the unit do not listed, or the most also include right
In intrinsic other step of these processes, method, product or equipment or unit.
Referenced herein " embodiment " is it is meant that the special characteristic, structure or the characteristic that describe can in conjunction with the embodiments
To be included at least one embodiment of the present invention.There is this phrase not in each position in the description
Necessarily each mean identical embodiment, be not and the independent of other embodiments mutual exclusion or alternative embodiment.
Those skilled in the art explicitly and are implicitly understood by, and embodiment described herein can be real with other
Execute example to combine.
Terminal described by the embodiment of the present invention can include smart mobile phone (as Android phone, iOS mobile phone,
Windows Phone mobile phone etc.), panel computer, palm PC, notebook computer, mobile internet device
(MID, Mobile Internet Devices) or Wearable etc., above-mentioned terminal is only citing, rather than thoroughly
Lift, including but not limited to above-mentioned terminal.
Referring to Fig. 1, the first embodiment flow process for a kind of unlocked by fingerprint method of embodiment of the present invention offer is shown
It is intended to.Unlocked by fingerprint method described in the present embodiment, comprises the following steps:
101, when fingerprint recognition module is pressed, the pressing scope of described fingerprint recognition module is determined.
Wherein, fingerprint recognition module can comprise fingerprint collecting chip, and fingerprint recognition module can integrated pressure sensing
Device.Fingerprint collecting chip is made up of multiple collection points, and each collection point i.e. can gather capacitance, this electric capacity
Value can be converted into pixel value, can gather by surging again.
Alternatively, step 101 can comprise the steps of:
11), detect described fingerprint recognition module each collection point by surging；
12), described pressing dynamics is defined as described finger more than the region of the target collection point composition of predetermined threshold value
The pressing scope of stricture of vagina identification module.
Wherein, if a certain collection point on fingerprint recognition module is pressed or is touched, then, this is adopted
Collection point by surging can more than 0, and if a certain collection point is not pressed or touched, then, this collection
That puts can be equal to 0 by surging.Therefore, above-mentioned steps 11 can detect each collection point of fingerprint recognition module
By surging, and a predetermined threshold value can be pre-set, the pressing dynamics of a certain collection point is preset more than this
Threshold value, can illustrate that this collection point is pressed, otherwise, being less than or equal to by surging of a certain collection point is default
Threshold value, then can illustrate that this collection point is not by by pressing.Predetermined threshold value can include but are not limited to: 0 N, 0.1 N,
0.01 N, 0.02 N, 0.2 N, 1 N etc., in this no limit.Further, can be by by surging
Forming a region more than the collection point of predetermined threshold value, this region is the pressing scope of fingerprint recognition module.
102, described pressing scope is divided into multiple isolated area.
Wherein, after pressing scope determines, it may be determined that the center of this pressing scope, will based on this center
This pressing scope is divided into multiple isolated area, under illustration, as shown in Figure 1a, this pressing scope is divided into
4 regions, can first determine the center O of pressing scope, then, based on this center O, pressing scope is divided into 4
Individual sector region, it can be seen that each region all comprises fixed point O, and the angular range of each sector region
It it is 90 degree.
Alternatively, naturally it is also possible to determine the area of pressing scope, based on this area by average for this pressing scope
It is divided into multiple isolated area.
Still optionally further, it is also possible to unevenly pressing scope is divided into multiple isolated area, wherein, is somebody's turn to do
The area of the part isolated area in multiple isolated areas is identical.
103, described fingerprint recognition module is utilized to gather the fingerprint image of target isolated area, wherein, described mesh
Mark isolated area is at least one isolated area in the plurality of isolated area.
Wherein, target isolated area can one or more in multiple isolated areas, only have chosen target
After vertical region, this target isolated area available gathers fingerprint image, and specifically, available target is independent
Collection point in region gathers capacitance, and this capacitance is converted into pixel value, and the pixel value after converting closes
Becoming fingerprint image, capacitance is under normal circumstances between 0～1, and pixel value value is 0～255, then can basis
Mapping relations between the two, are converted into pixel value, and such as, capacitance is 0, and corresponding pixel value is also 0,
Capacitance is 1, and corresponding pixel value is 255, and capacitance is 0.5, and corresponding pixel value is 125.
Alternatively, when target isolated area is multiple, multiple process or thread parallel collection can be used to refer to
Print image.
Alternatively, step 103 can comprise the steps of
31) described fingerprint recognition module, is utilized to gather the multiple capacitances in target isolated area；
32), the plurality of capacitance is carried out binary conversion treatment；
33), the multiple capacitances after described binary conversion treatment are converted into pixel value.
Still optionally further, step 32 can include step:
321), described target isolated area is divided into multiple region；
322), respectively at least one capacitance is chosen in each region from the plurality of region；
323), determine described in the average of capacitance chosen；
324), according to described average, the plurality of capacitance is carried out binary conversion treatment.
104, described fingerprint image is mated with preset fingerprint template.
Alternatively, can take the fingerprint image and the feature of preset fingerprint template respectively, and this feature can be characterized a little
Or feature lines, wherein, the method extracting characteristic point can be Harris angle point grid, or, yardstick is not
Become feature extraction (Scale Invariant Feature Transform, SIFT) etc., do not limit at this.
Alternatively, step 104 can include step:
41) it is, some fingerprint images by described Fingerprint Image Segmentation；
42), in a parallel mode, the plurality of partial fingerprints image is mated with preset fingerprint template.
Can split fingerprint image, be divided into some fingerprint images, this dividing method refers to step
Rapid 102, do not repeat them here.
In above-mentioned steps 402, there are how many partial fingerprints images, so that it may distribute how many threads or process,
Each thread or process are for mating a partial fingerprints image with preset fingerprint template.
Under illustration, target area can be middle isolated area and the independence of periphery thereof of pressing scope
Region, can first mate middle isolated area with preset fingerprint template, obtains a matching value,
If it fails to match, then, then, the independence of at least one periphery of this middle isolated area optional
Region is mated with preset fingerprint template, can get again a matching value, calculates two matching value sums, if
More than unlocking threshold value, then to terminal unlocking, if being less than, then prompting user re-presses fingerprint recognition module.
Or, can at middle isolated area, it fails to match, then, preferentially the isolated area of its periphery is comprised
The isolated area that characteristic point is many mates with preset fingerprint template, and in matching process, can add up matching degree,
Or, mate area, if matching degree or coupling area are more than predetermined threshold value, then terminal can be unlocked.
Under illustrating again, target area can be the only of the middle isolated area of pressing scope and periphery thereof
Vertical region, can be first by least one isolated area of middle isolated area and periphery thereof and preset fingerprint mould
Plate mates, if the match is successful, is then unlocked terminal, if it fails to match, then prompting user is again
Pressing fingerprint recognition module.
105, when described fingerprint image is with described preset fingerprint template matching success, terminal is unlocked.
Wherein, when fingerprint image is with preset fingerprint template matching success, terminal can be unlocked or right
Certain application in terminal is unlocked.Such as, it is in terminal and puts out under screen state, terminal is unlocked,
The display screen of terminal is lighted, and shows the desktop after unblock；Or, under terminal is in bright screen state,
Terminal is unlocked, the desktop after display unblock；Or, it is under released state in terminal, can be right
At least one application of terminal is unlocked, and i.e. starts this at least one application or shows this at least one should
The default page of a certain application in；Or, it is in terminal and puts out under screen state, can to terminal at least
One application is unlocked, i.e. start this at least one application or show in this at least one application a certain
The default page of application.
It can be seen that in the embodiment of the present invention, when fingerprint recognition module is pressed, determine fingerprint recognition mould
The pressing scope of group, is divided into multiple isolated area by pressing scope, utilizes fingerprint recognition module to gather target only
The fingerprint image in vertical region, wherein, target isolated area is at least one region in multiple isolated area,
Fingerprint image is mated with preset fingerprint template, when fingerprint image is with preset fingerprint template matching success,
Terminal is unlocked.Accordingly, it can be determined that user presses the pressing scope of fingerprint recognition module, in this pressing
In the range of, determine target isolated area, and in this target isolated area, gather fingerprint image, finger can be reduced
The collection area of print image, shortens the fingerprint image acquisition time, thus, unlocked by fingerprint efficiency can be improved.
With above-described embodiment as one man, refer to Fig. 2, a kind of unlocked by fingerprint side provided for the embodiment of the present invention
Second embodiment schematic flow sheet of method.Unlocked by fingerprint method described in the present embodiment, including following step
Rapid:
201, the target characteristic point of preset fingerprint template is extracted；
202, the target characteristic point of described preset fingerprint template being divided into N group, wherein, described N is the most whole
Number；
203, when fingerprint recognition module is pressed, the pressing of each collection point of described fingerprint recognition module is detected
Surging；
204, described pressing dynamics is defined as described finger more than the region of the target collection point composition of predetermined threshold value
The pressing scope of stricture of vagina identification module.
205, described pressing scope is divided into multiple isolated area；
206, described fingerprint recognition module is utilized to gather the fingerprint image of target isolated area, wherein, described mesh
Mark isolated area is at least one isolated area in the plurality of isolated area；
207, use described N number of process or thread that the characteristic point of described fingerprint image is special with all described targets
Levying and a little mate, wherein, each process or thread in described N number of process or thread are used for described N
Target characteristic point in group arbitrary group mates with described characteristic point.
208, in all described target characteristic Point matching success of described characteristic point with described preset fingerprint template
Time, terminal is unlocked.
In above-mentioned steps 201, can use and take the fingerprint the feature side of ordering the same of image with subsequent step 207
Method extracts characteristic point.
In above-mentioned steps 202, target characteristic point can be equally divided into N group, or, it is randomly divided into N group,
This N is positive integer.
In above-mentioned steps 207, can be for the N group target characteristic point N number of thread of employing or process, wherein,
Each process or thread can be used for whole characteristic points of above-mentioned fingerprint image and a group in this N stack features point
Target characteristic point mates.Assume 3 processes, 3 groups of target characteristic points, then, first process can be used
Whole characteristic points in fingerprint image are mated with first group of target characteristic point, and second process can be used for referring to
Whole characteristic points of print image are mated with second group of target characteristic point, and the 3rd process can be used for fingerprint image
Whole characteristic points of picture are mated with the 3rd group of target characteristic point, and wherein, 3 processes can executed in parallel.
Alternatively, other steps described by Fig. 2 can refer to the correspondence of the unlocked by fingerprint method described by Fig. 1
Step.
Below for implementing the device of the unlocked by fingerprint method described by Fig. 1 or Fig. 2, specific as follows:
Refer to Fig. 3 a, for the first embodiment structural representation of a kind of terminal that the embodiment of the present invention provides.
Terminal described in the present embodiment, comprise determining that unit 301, division unit 302, collecting unit 303,
Matching unit 304 conciliates lock unit 305, specific as follows:
Determine unit 301, for when fingerprint recognition module is pressed, determine described fingerprint recognition module by
Pressure scope；
Division unit 302, for being divided into multiple isolated area by described pressing scope；
Collecting unit 303, for utilizing described fingerprint recognition module to gather the fingerprint image of target isolated area,
Wherein, described target isolated area is at least one isolated area in the plurality of isolated area；
Matching unit 304, for mating described fingerprint image with preset fingerprint template；
Solve lock unit 305, for when described fingerprint image is with described preset fingerprint template matching success, to end
End is unlocked.
Alternatively, the described of the terminal as described in Fig. 3 b, Fig. 3 a determines unit 301, including:
Detection module 3011, for detect described fingerprint recognition module each collection point by surging；
First determines module 3012, for described pressing dynamics being formed more than the target collection point of predetermined threshold value
Region be defined as the pressing scope of described fingerprint recognition module.
Alternatively, the described collecting unit 303 of the terminal as described in Fig. 3 c, Fig. 3 a, including:
Acquisition module 3031, for utilizing described fingerprint recognition module to gather the multiple electricity in target isolated area
Capacitance；
First processing module 3032, for carrying out binary conversion treatment by the plurality of capacitance；
Conversion module 3033, for being converted into pixel value by the multiple capacitances after described binary conversion treatment.
Further, described first processing module 3032, including:
Divide module (not marking in figure), for described target isolated area is divided into multiple region；
Choose module (not marking in figure), choose in each region from the plurality of region respectively to
A few capacitance；
Second determines module (not marking in figure), is used for the average of the capacitance chosen described in determining；
Second processing module (does not marks in figure), for the plurality of capacitance being carried out two according to described average
Value processes.
Alternatively, the described matching unit 304 of the terminal as described in Fig. 3 d, Fig. 3 a, including:
Segmentation module 3041, being used for described Fingerprint Image Segmentation is some fingerprint images；
Matching module 3042, in a parallel mode, by the plurality of partial fingerprints image and preset fingerprint
Template is mated.
Alternatively, the terminal as described in Fig. 3 e, Fig. 3 a may also include that
Extraction unit 306, for described determine that unit 301 is pressed at fingerprint recognition module time, determine institute
Before stating the pressing scope of fingerprint recognition module, extract the target characteristic point of preset fingerprint template；
Grouped element 307, for the target characteristic point of described preset fingerprint template being divided into N group, wherein,
Described N is positive integer；
Further, described matching unit 303 specifically for:
Use described N number of process or thread by the characteristic point of described fingerprint image and all described target characteristic points
Mating, wherein, each process or thread in described N number of process or thread are used in described N group
Arbitrary group in target characteristic point mate with described characteristic point.
It can be seen that the terminal described in the embodiment of the present invention can be when fingerprint recognition module be pressed, really
Determine the pressing scope of fingerprint recognition module, pressing scope is divided into multiple isolated area, utilize fingerprint recognition mould
Group gather target isolated area fingerprint image, wherein, target isolated area be in multiple isolated area extremely
A few region, mates fingerprint image with preset fingerprint template, at fingerprint image and preset fingerprint mould
Terminal time the match is successful, is unlocked by plate.Accordingly, it can be determined that user presses the pressing of fingerprint recognition module
Scope, in the range of this pressing, determines target isolated area, and gathers fingerprint in this target isolated area
Image, can reduce the collection area of fingerprint image, shortens the fingerprint image acquisition time, thus, can improve and refer to
Stricture of vagina unlocks efficiency.
Refer to Fig. 4, for the second example structure schematic diagram of a kind of terminal that the embodiment of the present invention provides.This
Terminal described in embodiment, including: at least one input equipment 1000；At least one outut device 2000；
At least one processor 3000, such as CPU；With memorizer 4000, above-mentioned input equipment 1000, output
Equipment 2000, processor 3000 and memorizer 4000 are connected by bus 5000.
Wherein, above-mentioned input equipment 1000 concretely contact panel, physical button or mouse, fingerprint are known
Other module etc..
Above-mentioned outut device 2000 concretely display screen.
Above-mentioned memorizer 4000 can be high-speed RAM memorizer, it is possible to for non-labile memorizer
(non-volatile memory), such as disk memory.Above-mentioned memorizer 4000 is used for storing batch processing
Code, above-mentioned input equipment 1000, outut device 2000 and processor 3000 are used for calling memorizer 4000
The program code of middle storage, performs to operate as follows:
Above-mentioned processor 3000, is used for:
When fingerprint recognition module is pressed, determine the pressing scope of described fingerprint recognition module；
Described pressing scope is divided into multiple isolated area；
Utilizing described fingerprint recognition module to gather the fingerprint image of target isolated area, wherein, described target is only
Vertical region is at least one isolated area in the plurality of isolated area；
Described fingerprint image is mated with preset fingerprint template；
When described fingerprint image is with described preset fingerprint template matching success, terminal is unlocked.
Alternatively, above-mentioned processor 3000 determines the pressing scope of described fingerprint recognition module, including:
Detect described fingerprint recognition module each collection point by surging；
More than the region of the target collection point composition of predetermined threshold value, described pressing dynamics is defined as described fingerprint know
The pressing scope of other module.
Alternatively, above-mentioned processor 3000 utilizes described fingerprint recognition module to gather the fingerprint of target isolated area
Image, including:
Described fingerprint recognition module is utilized to gather the multiple capacitances in target isolated area；
The plurality of capacitance is carried out binary conversion treatment；
Multiple capacitances after described binary conversion treatment are converted into pixel value.
Still optionally further, the plurality of capacitance is carried out binary conversion treatment by above-mentioned processor 3000, including:
Described target isolated area is divided into multiple region；
Respectively at least one capacitance is chosen in each region from the plurality of region；
The average of the capacitance chosen described in determining；
According to described average, the plurality of capacitance is carried out binary conversion treatment.
Alternatively, described fingerprint image is mated by above-mentioned processor 3000 with preset fingerprint template, including:
It is some fingerprint images by described Fingerprint Image Segmentation；
In a parallel mode, the plurality of partial fingerprints image is mated with preset fingerprint template.
Alternatively, above-mentioned processor 3000, when fingerprint recognition module is pressed, determines described fingerprint recognition mould
Before the pressing scope of group, also particularly useful for:
Extract the target characteristic point of preset fingerprint template；
The target characteristic point of described preset fingerprint template is divided into N group, and wherein, described N is positive integer；
Still optionally further, described fingerprint image is mated by above-mentioned processor 3000 with preset fingerprint template,
Including:
Use described N number of process or thread by the characteristic point of described fingerprint image and all described target characteristic points
Mating, wherein, each process or thread in described N number of process or thread are used in described N group
Arbitrary group in target characteristic point mate with described characteristic point.
Fig. 5 is illustrated that the block diagram of the part-structure of the mobile phone relevant to the terminal of embodiment of the present invention offer.
With reference to Fig. 5, mobile phone includes: radio frequency (Radio Frequency, RF) circuit 510, memorizer 520, defeated
Enter unit 530, display unit 540, sensor 550, voicefrequency circuit 560, Wireless Fidelity (wireless fidelity,
WiFi) parts such as module 570, processor 580 and power supply 590.It will be understood by those skilled in the art that
Handset structure shown in Fig. 5 is not intended that the restriction to mobile phone, can include more more or less of than diagram
Parts, or combine some parts, or different parts are arranged.
Below in conjunction with Fig. 5 each component parts of mobile phone carried out concrete introduction:
RF circuit 510 can be used for receiving and sending messages or in communication process, the reception of signal and transmission, especially,
After the downlink information of base station is received, process to processor 580；It addition, data up for design are sent
To base station.Generally, RF circuit 510 include but not limited to antenna, at least one amplifier, transceiver,
Bonder, low-noise amplifier (Low Noise Amplifier, LNA), duplexer etc..Additionally, RF is electric
Road 510 can also be communicated with network and other equipment by radio communication.Above-mentioned radio communication can use appoints
One communication standard or agreement, include but not limited to global system for mobile communications (Global System of Mobile
Communication, GSM), general packet radio service (General Packet Radio Service, GPRS),
CDMA (Code Division Multiple Access, CDMA), WCDMA (Wideband
Code Division Multiple Access, WCDMA), Long Term Evolution (Long Term Evolution,
LTE), Email, Short Message Service (Short Messaging Service, SMS) etc..
Memorizer 520 can be used for storing software program and module, and processor 580 is stored in by operation
The software program of reservoir 520 and module, thus perform the application of various functions and the data process of mobile phone.
Memorizer 520 can mainly include storing program area and storage data field, and wherein, storage program area can store behaviour
Make the application program (such as sound-playing function, image player function etc.) needed for system, at least one function
Deng；Storage data field can store data (the such as voice data, phone directory that the use according to mobile phone is created
Deng) etc..Additionally, memorizer 520 can include high-speed random access memory, it is also possible to include non-volatile
Property memorizer, for example, at least one disk memory, flush memory device or other volatile solid-state
Part.
Input block 530 can be used for receiving numeral or the character information of input, and produces the user with mobile phone
Arrange and function controls relevant key signals input.Specifically, input block 530 can include contact panel
531 and other input equipments 532.Contact panel 531, also referred to as touch screen, can collect user thereon
Or neighbouring touch operation (such as user uses any applicable object such as finger, stylus or adnexa at touch-control
Operation on panel 531 or near contact panel 531), and drive corresponding according to formula set in advance
Attachment means.Optionally, contact panel 531 can include touch detecting apparatus and two parts of touch controller.
Wherein, the touch orientation of touch detecting apparatus detection user, and detect the signal that touch operation brings, will letter
Number send touch controller to；Touch controller receives touch information from touch detecting apparatus, and it is turned
Change contact coordinate into, then give processor 580, and order that processor 580 sends can be received and performed.
Furthermore, it is possible to use the polytypes such as resistance-type, condenser type, infrared ray and surface acoustic wave to realize touch surface
Plate 531.Except contact panel 531, input block 530 can also include other input equipments 532.Specifically
Ground, other input equipments 532 can include but not limited to that (such as volume controls to press for physical keyboard, function key
Key, switch key etc.), trace ball, mouse, one or more in action bars etc..
Display unit 540 can be used for showing the information inputted by user or the information being supplied to user and mobile phone
Various menus.Display unit 540 can include display floater 541, optionally, can use liquid crystal display
(Liquid Crystal Display, LCD), Organic Light Emitting Diode (Organic Light-Emitting Diode,
Etc. OLED) form configures display floater 541.Further, contact panel 531 can cover display floater
541, when contact panel 531 detects thereon or after neighbouring touch operation, send to processor 580 with
Determine the type of touch event, with preprocessor 580 according to the type of touch event on display floater 541
Corresponding visual output is provided.Although in Figure 5, contact panel 531 and display floater 541 are as two
Individual independent parts realize input and the input function of mobile phone, but in some embodiments it is possible to will touch
Control panel 531 is integrated with display floater 541 and realizes input and the output function of mobile phone.
Mobile phone may also include at least one sensor 550, such as optical sensor, motion sensor and other biographies
Sensor.Specifically, optical sensor can include ambient light sensor and proximity transducer, and wherein, ambient light passes
Sensor can regulate the brightness of display floater 541 according to the light and shade of ambient light, and proximity transducer can be at mobile phone
When moving in one's ear, close display floater 541 and/or backlight.As the one of motion sensor, accelerometer
Sensor can detect the size of (generally three axles) acceleration in all directions, can detect that gravity time static
Size and direction, can be used for identify mobile phone attitude application (such as horizontal/vertical screen switching, dependent game, magnetic
Power meter pose calibrating), Vibration identification correlation function (such as pedometer, percussion) etc.；Also can join as mobile phone
Other sensors such as the gyroscope put, barometer, drimeter, thermometer, infrared ray sensor, at this not
Repeat again.
Voicefrequency circuit 560, speaker 561, microphone 562 can provide the audio interface between user and mobile phone.
The signal of telecommunication after the voice data conversion that voicefrequency circuit 560 can will receive, is transferred to speaker 561, by raising
Sound device 561 is converted to acoustical signal output；On the other hand, the acoustical signal conversion that microphone 562 will be collected
For the signal of telecommunication, voicefrequency circuit 560 after receiving, be converted to voice data, then by voice data output processor
After 580 process, through RF circuit 510 to be sent to such as another mobile phone, or voice data is exported to depositing
Reservoir 520 is to process further.
WiFi belongs to short range wireless transmission technology, and mobile phone can help user to receive and dispatch by WiFi module 570
Email, browsing webpage and access streaming video etc., it has provided the user wireless broadband internet and has visited
Ask.Although Fig. 5 shows WiFi module 570, but it is understood that, itself and be not belonging to mobile phone must
Must constitute, can omit in not changing the scope of essence of invention as required completely.
Processor 580 is the control centre of mobile phone, utilizes various interface and the whole mobile phone of connection each
Part, is stored in the software program in memorizer 520 and/or module by running or performing, and calls and deposit
Storage data in memorizer 520, perform the various functions of mobile phone and process data, thus carrying out mobile phone
Integral monitoring.Optionally, processor 580 can include one or more processing unit；Preferably, processor
580 can integrated application processor and modem processor, wherein, application processor mainly process operating system,
User interface and application program etc., modem processor mainly processes radio communication.It is understood that
Above-mentioned modem processor can not also be integrated in processor 580.
Mobile phone also includes the power supply 590 (such as battery) powered to all parts, it is preferred that power supply can lead to
Cross power-supply management system logically contiguous with processor 580, thus charged by power-supply management system realization management,
The functions such as electric discharge and power managed.
Although not shown, mobile phone can also include photographic head, bluetooth module etc., does not repeats them here.
In previous embodiment, each step method flow process can structure based on this terminal realize.Wherein sensor
550 or contact panel 531 can use as fingerprint recognition module.
The embodiment of the present invention also provides for a kind of computer-readable storage medium, and wherein, this computer-readable storage medium can be deposited
Containing program, this program includes any unlocked by fingerprint method described in said method embodiment when performing
Part or all of step.
Although combine each embodiment invention has been described at this, but, required for protection in enforcement
In process of the present invention, those skilled in the art are by checking described accompanying drawing, disclosure and appended right
Claim, it will be appreciated that and realize other changes of described open embodiment.In the claims, " include "
(comprising) word is not excluded for other ingredients or step, and "a" or "an" is not excluded for multiple feelings
Condition.Single processor or other unit can realize some the functions enumerated in claim.Mutually different
Be recited in mutually different dependent some measure, the generation it is not intended that these measures can not combine
Good effect.
It will be understood by those skilled in the art that embodiments of the invention can be provided as method, device (equipment) or
Computer program.Therefore, the present invention can use complete hardware embodiment, complete software implementation or
Form in conjunction with the embodiment in terms of software and hardware.And, the present invention can use one or more wherein
Include computer usable program code computer-usable storage medium (include but not limited to disk memory,
CD-ROM, optical memory etc.) form of the upper computer program implemented.Computer program storage/
It is distributed in suitable medium, provides together with other hardware or as the part of hardware, it would however also be possible to employ
Other distribution forms, as by Internet or other wired or wireless telecommunication system.
The present invention is with reference to the method for the embodiment of the present invention, device (equipment) and the stream of computer program
Journey figure and/or block diagram describe.It should be understood that can be by computer program instructions flowchart and/or block diagram
In each flow process and/or the flow process in square frame and flow chart and/or block diagram and/or the combination of square frame.Can
There is provided these computer program instructions to general purpose computer, special-purpose computer, Embedded Processor or other can
The processor of programming data processing equipment is to produce a machine so that by computer or other numbers able to programme
The instruction performed according to the processor of processing equipment produce for realize one flow process of flow chart or multiple flow process and/
Or the device of the function specified in one square frame of block diagram or multiple square frame.
These computer program instructions may be alternatively stored in and can guide computer or other programmable data processing device
In the computer-readable memory worked in a specific way so that be stored in this computer-readable memory
Instruction produces the manufacture including command device, and this command device realizes at one flow process of flow chart or multiple stream
The function specified in journey and/or one square frame of block diagram or multiple square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, makes
Sequence of operations step must be performed to produce computer implemented place on computer or other programmable devices
Reason, thus the instruction performed on computer or other programmable devices provides for realizing flow chart one
The step of the function specified in flow process or multiple flow process and/or one square frame of block diagram or multiple square frame.
Although in conjunction with specific features and embodiment, invention has been described, it is clear that, do not taking off
In the case of the spirit and scope of the present invention, it can be carried out various amendment and combination.Correspondingly, this theory
The exemplary illustration of the present invention that bright book and accompanying drawing only claims are defined, and be considered as covering
In the scope of the invention arbitrarily and all modifications, change, combine or equivalent.Obviously, the technology of this area
Personnel can carry out various change and modification without departing from the spirit and scope of the present invention to the present invention.So,
If these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof,
Then the present invention is also intended to comprise these change and modification.
Claims (13)
1. a unlocked by fingerprint method, it is characterised in that including:
When fingerprint recognition module is pressed, determine the pressing scope of described fingerprint recognition module；
Described pressing scope is divided into multiple isolated area；
Utilizing described fingerprint recognition module to gather the fingerprint image of target isolated area, wherein, described target is only
Vertical region is at least one isolated area in the plurality of isolated area；
Described fingerprint image is mated with preset fingerprint template；
When described fingerprint image is with described preset fingerprint template matching success, terminal is unlocked.
Method the most according to claim 1, it is characterised in that described determine described fingerprint recognition module
Pressing scope, including:
Detect described fingerprint recognition module each collection point by surging；
More than the region of the target collection point composition of predetermined threshold value, described pressing dynamics is defined as described fingerprint know
The pressing scope of other module.
3. according to the method described in any one of claim 1 or 2, it is characterised in that described utilize described finger
Stricture of vagina identification module gathers the fingerprint image of target isolated area, including:
Described fingerprint recognition module is utilized to gather the multiple capacitances in target isolated area；
The plurality of capacitance is carried out binary conversion treatment；
Multiple capacitances after described binary conversion treatment are converted into pixel value.
Method the most according to claim 3, it is characterised in that described the plurality of capacitance is carried out
Binary conversion treatment, including:
Described target isolated area is divided into multiple region；
Respectively at least one capacitance is chosen in each region from the plurality of region；
The average of the capacitance chosen described in determining；
According to described average, the plurality of capacitance is carried out binary conversion treatment.
5. according to the method described in any one of claim 1 or 2, it is characterised in that described by described fingerprint
Image mates with preset fingerprint template, including:
It is some fingerprint images by described Fingerprint Image Segmentation；
In a parallel mode, the plurality of partial fingerprints image is mated with preset fingerprint template.
6. according to the method described in any one of claim 1 or 2, it is characterised in that described in fingerprint recognition
When module is pressed, before determining the pressing scope of described fingerprint recognition module, described method also includes:
Extract the target characteristic point of preset fingerprint template；
The target characteristic point of described preset fingerprint template is divided into N group, and wherein, described N is positive integer；
Described described fingerprint image is mated with preset fingerprint template, including:
Use described N number of process or thread by the characteristic point of described fingerprint image and all described target characteristic points
Mating, wherein, each process or thread in described N number of process or thread are used in described N group
Arbitrary group in target characteristic point mate with described characteristic point.
7. a terminal, it is characterised in that including:
Determine unit, for when fingerprint recognition module is pressed, determine the pressing of described fingerprint recognition module
Scope；
Division unit, for being divided into multiple isolated area by described pressing scope；
Collecting unit, for utilizing described fingerprint recognition module to gather the fingerprint image of target isolated area, its
In, described target isolated area is at least one isolated area in the plurality of isolated area；
Matching unit, for mating described fingerprint image with preset fingerprint template；
Solve lock unit, for when described fingerprint image is with described preset fingerprint template matching success, to terminal
It is unlocked.
Terminal the most according to claim 7, it is characterised in that described determine that unit includes:
Detection module, for detect described fingerprint recognition module each collection point by surging；
First determines module, for the district described pressing dynamics formed more than the target collection point of predetermined threshold value
Territory is defined as the pressing scope of described fingerprint recognition module.
9. according to the terminal described in any one of claim 7 or 8, it is characterised in that described collecting unit bag
Include:
Acquisition module, for utilizing described fingerprint recognition module to gather the multiple capacitances in target isolated area；
First processing module, for carrying out binary conversion treatment by the plurality of capacitance；
Conversion module, for being converted into pixel value by the multiple capacitances after described binary conversion treatment.
Terminal the most according to claim 9, it is characterised in that described first processing module includes:
Divide module, for described target isolated area is divided into multiple region；
Choose module, in each region from the plurality of region respectively, choose at least one capacitance；
Second determines module, is used for the average of the capacitance chosen described in determining；
Second processing module, for carrying out binary conversion treatment according to described average to the plurality of capacitance.
11. according to the terminal described in any one of claim 7 or 8, it is characterised in that described matching unit
Including:
Segmentation module, being used for described Fingerprint Image Segmentation is some fingerprint images；
Matching module, in a parallel mode, by the plurality of partial fingerprints image and preset fingerprint template
Mate.
12. according to the terminal described in any one of claim 7 or 8, it is characterised in that described terminal is also wrapped
Include:
Extraction unit, for described determine that unit is pressed at fingerprint recognition module time, determine described fingerprint
Before identifying the pressing scope of module, extract the target characteristic point of preset fingerprint template；
Grouped element, for the target characteristic point of described preset fingerprint template is divided into N group, wherein, described
N is positive integer；
Described matching unit specifically for:
Use described N number of process or thread by the characteristic point of described fingerprint image and all described target characteristic points
Mating, wherein, each process or thread in described N number of process or thread are used in described N group
Arbitrary group in target characteristic point mate with described characteristic point.
13. 1 kinds of terminals, it is characterised in that including:
Processor and memorizer；Wherein, described processor is by calling the code in described memorizer or instruction
To perform the method as described in claim 1-6 any one.
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| CN201610436081.9A CN105912918B (en) | 2016-06-17 | 2016-06-17 | A kind of unlocked by fingerprint method and terminal |
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| CN201610436081.9A CN105912918B (en) | 2016-06-17 | 2016-06-17 | A kind of unlocked by fingerprint method and terminal |
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| CN106485125A (en) * | 2016-10-21 | 2017-03-08 | 上海与德信息技术有限公司 | A kind of fingerprint identification method and device |
| CN106778167A (en) * | 2016-11-30 | 2017-05-31 | 努比亚技术有限公司 | Fingerprint identification device and method |
| CN106803058A (en) * | 2016-11-30 | 2017-06-06 | 努比亚技术有限公司 | A kind of terminal and fingerprint identification method |
| CN106934389A (en) * | 2017-04-20 | 2017-07-07 | 维沃移动通信有限公司 | A kind of fingerprint identification method and mobile terminal |
| CN107180179A (en) * | 2017-04-28 | 2017-09-19 | 广东欧珀移动通信有限公司 | Solve lock control method and Related product |
| CN107193470A (en) * | 2017-04-28 | 2017-09-22 | 广东欧珀移动通信有限公司 | Solve lock control method and Related product |
| CN107194224A (en) * | 2017-04-28 | 2017-09-22 | 广东欧珀移动通信有限公司 | Solve lock control method and Related product |
| CN107256068A (en) * | 2017-05-12 | 2017-10-17 | 广东欧珀移动通信有限公司 | The acquisition method and Related product of fingerprint |
| CN107862186A (en) * | 2017-10-19 | 2018-03-30 | 佛山市章扬科技有限公司 | A kind of mobile phone unlocking method |
| CN110298316A (en) * | 2019-06-29 | 2019-10-01 | Oppo广东移动通信有限公司 | Fingerprint identification method and Related product |
| WO2020094132A1 (en) * | 2018-11-08 | 2020-05-14 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Method for fingerprint recognition and related devices |
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| CN106485125A (en) * | 2016-10-21 | 2017-03-08 | 上海与德信息技术有限公司 | A kind of fingerprint identification method and device |
| CN106485125B (en) * | 2016-10-21 | 2020-05-05 | 深圳市尚优像电子有限公司 | Fingerprint identification method and device |
| CN106778167A (en) * | 2016-11-30 | 2017-05-31 | 努比亚技术有限公司 | Fingerprint identification device and method |
| CN106803058A (en) * | 2016-11-30 | 2017-06-06 | 努比亚技术有限公司 | A kind of terminal and fingerprint identification method |
| CN106778167B (en) * | 2016-11-30 | 2020-08-21 | 南京心视窗信息科技有限公司 | Fingerprint identification device and method |
| CN106934389B (en) * | 2017-04-20 | 2019-01-22 | 维沃移动通信有限公司 | A kind of fingerprint identification method and mobile terminal |
| CN106934389A (en) * | 2017-04-20 | 2017-07-07 | 维沃移动通信有限公司 | A kind of fingerprint identification method and mobile terminal |
| CN107194224A (en) * | 2017-04-28 | 2017-09-22 | 广东欧珀移动通信有限公司 | Solve lock control method and Related product |
| CN107193470A (en) * | 2017-04-28 | 2017-09-22 | 广东欧珀移动通信有限公司 | Solve lock control method and Related product |
| CN107180179A (en) * | 2017-04-28 | 2017-09-19 | 广东欧珀移动通信有限公司 | Solve lock control method and Related product |
| CN107194224B (en) * | 2017-04-28 | 2020-09-22 | Oppo广东移动通信有限公司 | Unlocking control method and related product |
| CN107193470B (en) * | 2017-04-28 | 2020-07-07 | Oppo广东移动通信有限公司 | Unlocking control method and related product |
| CN107256068A (en) * | 2017-05-12 | 2017-10-17 | 广东欧珀移动通信有限公司 | The acquisition method and Related product of fingerprint |
| US10990783B2 (en) | 2017-05-12 | 2021-04-27 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Method for fingerprint collection and related products |
| CN107862186A (en) * | 2017-10-19 | 2018-03-30 | 佛山市章扬科技有限公司 | A kind of mobile phone unlocking method |
| WO2020094132A1 (en) * | 2018-11-08 | 2020-05-14 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Method for fingerprint recognition and related devices |
| US11210489B2 (en) | 2018-11-08 | 2021-12-28 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Method for fingerprint recognition and related devices |
| CN110298316A (en) * | 2019-06-29 | 2019-10-01 | Oppo广东移动通信有限公司 | Fingerprint identification method and Related product |
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Address after: 523860 No. 18, Wu Sha Beach Road, Changan Town, Dongguan, Guangdong Applicant after: OPPO Guangdong Mobile Communications Co., Ltd. Address before: 523860 No. 18, Wu Sha Beach Road, Changan Town, Dongguan, Guangdong Applicant before: Guangdong OPPO Mobile Communications Co., Ltd. |
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