CN107122760A - Fingerprint identification method and related product - Google Patents
Fingerprint identification method and related product Download PDFInfo
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- CN107122760A CN107122760A CN201710342543.5A CN201710342543A CN107122760A CN 107122760 A CN107122760 A CN 107122760A CN 201710342543 A CN201710342543 A CN 201710342543A CN 107122760 A CN107122760 A CN 107122760A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—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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Abstract
The embodiment of the invention discloses a kind of fingerprint identification method and Related product, method includes：When the mobile terminal control touching display screen detects touch operation of the user for typing fingerprint, the fingerprint identification device is notified to gather the fingerprint image of user；The mobile terminal controls the fingerprint identification device collection fingerprint image, and the fingerprint image is sent into the AP；The mobile terminal judges whether the fingerprint image includes exposure image by the AP, if the fingerprint image includes exposure image, finger displacement information is determined according to the corresponding exposure area of the exposure image, and point out user according to the finger displacement information typing fingerprint on the touching display screen.Can be in the case where fingerprint image include exposure image, prompting user moves finger with the effective fingerprint image of typing in time, improves Consumer's Experience.
Description
Technical field
The present invention relates to fingerprint identification technology field, and in particular to a kind of fingerprint identification method and Related product.
Background technology
With a large amount of popularization and applications of smart mobile phone, the application that smart mobile phone can be supported is more and more, and function is increasingly
Powerful, smart mobile phone develops towards variation, personalized direction, as indispensable appliance and electronic in user's life.It is existing
Turn into the standard configuration of main flow mobile terminal manufacturer flagship type in fingerprint identification technology, mobile terminal can use fingerprint recognition skill
Art protects user information safety.Usual fingerprint recognition module collection be covered in the finger print information on fingerprint recognition module surface with
Fingerprint image is obtained, if fingerprint recognition module surface is not completely covered in finger, in strong light, such as sunshine, under irradiation, fingerprint
Identification module can not collect effective finger print information in the region not covered by finger, and then form exposure diagram in the region
Picture, influences fingerprint recognition.
The content of the invention
The embodiments of the invention provide a kind of fingerprint identification method and Related product, exposure diagram can be included in fingerprint image
As in the case of, prompting user moves finger with the effective fingerprint image of typing in time, improves Consumer's Experience.
In a first aspect, the embodiment of the present invention provides a kind of fingerprint identification method, applied to including application processor AP, touch-control
The mobile terminal of display screen, fingerprint identification device, methods described includes：
When the mobile terminal control touching display screen detects touch operation of the user for typing fingerprint, notify
The fingerprint identification device gathers the fingerprint image of user；
The mobile terminal controls the fingerprint identification device collection fingerprint image, and the fingerprint image is sent into institute
State AP；
The mobile terminal judges whether the fingerprint image includes exposure image by the AP, if the fingerprint image
As including exposure image, finger displacement information is determined according to the corresponding exposure area of the exposure image, and point out user according to
Finger displacement information typing fingerprint on the touching display screen.
Second aspect, the embodiments of the invention provide a kind of mobile terminal, including application processor AP, touching display screen,
Fingerprint identification device, it is characterised in that：
The touching display screen, when being used for the touch operation of typing fingerprint for detecting user, notifies the fingerprint to know
Other device gathers the fingerprint image of user；
The fingerprint identification device, the AP is sent to for gathering fingerprint image, and by the fingerprint image；
The AP, for judging whether the fingerprint image includes exposure image, if the fingerprint image includes exposure
Image, determines finger displacement information, and point out user according to finger position according to the corresponding exposure area of the exposure image
Move information typing fingerprint on the touching display screen.
The third aspect, the embodiments of the invention provide a kind of mobile terminal, including：Application processor AP, touching display screen,
Fingerprint identification device and memory；And one or more programs；
One or more of programs are stored in the memory, and are configured to be performed by the AP, described
Program includes the instruction for being used to perform any methods described of first aspect.
Fourth aspect, the embodiments of the invention provide a kind of mobile terminal, the mobile terminal, which has, realizes that the above method is set
The function of the behavior of mobile terminal in meter.The function can be realized by hardware, can also be performed by hardware corresponding soft
Part is realized.The hardware or software include one or more modules corresponding with above-mentioned functions.
5th aspect, the embodiments of the invention provide a kind of computer-readable recording medium, wherein, it is described computer-readable
Storage medium stores the computer program for electronic data interchange, wherein, the computer program causes computer to perform such as
Part or all of step described in first aspect either method of the embodiment of the present invention.
6th aspect, the embodiments of the invention provide a kind of computer program product, wherein, the computer program product
Non-transient computer-readable recording medium including storing computer program, the computer program is operable to make calculating
Machine performs the part or all of step as described in first aspect either method of the embodiment of the present invention.The computer program product
Can be a software installation bag.
In the embodiment of the present invention, mobile terminal is used for the touch of typing fingerprint by controlling touching display screen to detect user
During operation, fingerprint identification device can be notified to gather the fingerprint image of user, it is possible to control fingerprint identification device to refer in collection
After print image, the fingerprint image can be sent to AP, whether mobile terminal can interpolate that the fingerprint image by the AP
Including exposure image, if the fingerprint image includes exposure image, it can be determined according to the corresponding exposure area of exposure image
Finger displacement information, and point out user according to finger displacement information the typing fingerprint on touching display screen.By the above-mentioned means, energy
Enough in the case where fingerprint image includes exposure image, prompting user movement finger is lifted with the effective fingerprint image of typing in time
Consumer's 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 accompanying drawing used required 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 a kind of schematic flow sheet of fingerprint identification method disclosed in the embodiment of the present invention；
Fig. 2 is the schematic flow sheet of another fingerprint identification method disclosed in the embodiment of the present invention；
Fig. 3 is the schematic flow sheet of another fingerprint identification method disclosed in the embodiment of the present invention；
Fig. 4 is a kind of structural representation of mobile terminal provided in an embodiment of the present invention；
Fig. 5 A are the structural representations of another mobile terminal disclosed in the embodiment of the present invention；
Fig. 5 B are the structural representations of another mobile terminal disclosed in the embodiment of the present invention；
Fig. 6 is the structural representation of another mobile terminal disclosed in the embodiment of the present invention；
Fig. 7 is a kind of functional block diagram of mobile terminal disclosed in the embodiment of the present invention；
Fig. 8 is the structural representation of another mobile terminal disclosed in the embodiment of the present invention.
Embodiment
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the embodiment of the present invention
Accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only
A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Term " first ", " second " in description and claims of this specification and above-mentioned accompanying drawing etc. are to be used to distinguish
Different objects, rather than for describing particular order.In addition, term " comprising " and " having " and their any deformations, it is intended that
It is to cover non-exclusive include.Process, method, system, product or the equipment for for example containing series of steps or unit do not have
The step of being defined in the step of having listed or unit, but alternatively also include not listing or unit, or alternatively also wrap
Include for other intrinsic steps 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 be wrapped in conjunction with the embodiments
In at least one embodiment of the present invention.Each position in the description occur the phrase might not each mean it is identical
Embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art explicitly and
Implicitly understand, embodiment described herein can be combined with other embodiments.
Mobile terminal involved by the embodiment of the present invention can include the various handheld devices with radio communication function,
Mobile unit, wearable device, computing device or other processing equipments for being connected to radio modem, and various forms
User equipment (User Equipment, UE), mobile station (Mobile Station, MS), terminal device (terminal
Device) etc..For convenience of description, apparatus mentioned above is referred to as mobile terminal.The embodiment of the present invention is carried out below detailed
It is thin to introduce.
Embodiment of the method provided in an embodiment of the present invention is introduced first.
Referring to Fig. 1, Fig. 1 is the embodiments of the invention provide a kind of schematic flow sheet of fingerprint identification method, it is applied to
Including application processor AP, touching display screen, fingerprint identification device mobile terminal, the fingerprint identification device is bound to described
Touching display screen, with reference to Fig. 1, this fingerprint identification method includes：
Step S101, when touching display screen detects touch operation of the user for typing fingerprint, notifies fingerprint recognition dress
Put the fingerprint image of collection user.
In some possible implementations, it is used for the touch operation of typing fingerprint when touching display screen detects user
When, touching display screen notifies fingerprint identification device to gather the fingerprint image of user.Specifically, touching display screen, which is worked as, detects touch
During operation, it can determine whether the touch operation is used for typing fingerprint first.Wherein, the touch for typing fingerprint of user is grasped
Work can refer to that typing fingerprint passes through typing fingerprint to user so that the fingerprint is stored to fingerprint template database or user first
Fingerprint is identified, and then realization is unlocked to mobile terminal or using functions such as payments, here, the embodiment of the present application is not
It is specifically limited.After it is determined that the touch operation is used for typing fingerprint, fingerprint identification device can be notified to gather the fingerprint of user
Image.And for other touch operations, fingerprint identification device is not acquired to fingerprint.Wherein, fingerprint identification device can be with
Touching display screen is combined, and under normal conditions, fingerprint identification device may be at resting state, to save mobile terminal power consumption,
When touching display screen detects the touch operation for typing fingerprint, fingerprint image of the fingerprint identification device to user can be waken up
As being acquired.Specifically, fingerprint identification device can gather finger print data, and fingerprint image is generated according to the finger print data of collection
Picture.
Step S102, fingerprint identification device collection fingerprint image, and the fingerprint image is sent to AP.
In some possible implementations, fingerprint identification device collection fingerprint image, and the fingerprint image is sent to
AP.Specifically, the fingerprint image that fingerprint identification device is collected refers to be sat by finger print data and the finger print data are corresponding
Mark the image information of information composition.The fingerprint image collected can be sent to AP by fingerprint identification device, so that AP is according to finger
Print image is further processed.
Step S103, AP judge whether the fingerprint image includes exposure image.
In some possible implementations, AP is received after the fingerprint image of fingerprint identification device transmission, it can be determined that
Whether the fingerprint image includes exposure image.Wherein, exposure image refers to fingerprint identification device in the scene that ambient light is strong light
Under, the fingerprint image part of collection can have the situation of overexposure, and the image of this part overexposure is exposure image.
This, exposure image refers to influence the fingerprint characteristic in the identification of finger print data in image, i.e. None- identified exposure image.Such as
Fruit AP judges that the fingerprint image does not include exposure image, then fingerprint recognition is further carried out using the fingerprint image or is incited somebody to action
The fingerprint image is stored to fingerprint template database.
Step S104, it is corresponding according to the exposure image if AP judges that the fingerprint image includes exposure image
Exposure area determines finger displacement information, and points out user according to finger displacement information typing on the touching display screen
Fingerprint.
, can be according to exposure if AP judges that fingerprint image includes exposure image in some possible implementations
The corresponding exposure area of image determines finger displacement information, and points out user according to the finger displacement information on touching display screen
Typing fingerprint.Wherein, finger displacement information can include at least one of finger shift length or finger direction of displacement.
Wherein, a kind of implementation is：Determine position of the exposure area of exposure image in the image-region of fingerprint image
Put, finger direction of displacement is determined according to the position of exposure area in the image area, the big of image-region is accounted for according to exposure area
Small scale, determines finger shift length.For example, mapping relations of default aforementioned proportion and shift length etc..Another realization side
Formula is：According to the coordinate information of the pixel of the exposure area of exposure image, finger direction of displacement is determined.And according to exposure area
Regional extent on the finger direction of displacement determines finger shift length.Wherein, the regional extent of exposure area can basis
The coordinate information of pixel in exposure area is determined.
After finger displacement information is determined according to the corresponding exposure area of exposure image, user can be pointed out according to finger position
Move information typing fingerprint on touching display screen.Specifically, touching display screen can be controlled to show finger displacement information to user
Corresponding prompt message, or, Audio Players can be controlled to prompt the user with finger displacement information by voice, here, this
Application embodiment is not specifically limited.For prompting mode, a kind of exemplary implementation can be that touching display screen can
Accurate fingerprint typing region is determined according to finger displacement information, so can be shown in current interface fingerprint typing region with
Point out user's typing fingerprint in this region.Further, it can also determine that user performs record according to the fingerprint image gathered
Enter the shape of the finger of the touch operation of fingerprint, fingerprint typing region is determined according to the shape of the finger, user can be made more
Fingerprint typing region is intuitively determined, and then the collecting efficiency of fingerprint image can be lifted.Or, it can also be shown by touch-control
Screen only prompting finger direction of displacement etc., the embodiment of the present application is not specifically limited.
Optionally, if the fingerprint image gathered is used for fingerprint recognition, AP is judging the fingerprint image including exposing
During light image, it may further determine that whether the exposure image needs and fingerprint image template matches.Wherein, fingerprint image template
The parts of images in fingerprint image can be corresponded only to, i.e., carry out fingerprint matching during, fingerprint image template only with this
Parts of images, which carries out matching, can obtain matching result, in this case, it is possible to increase fingerprint recognition efficiency.For example, fingerprint
Image template is used to be matched with the intermediate image of fingerprint image, and the regional extent of intermediate image can be predetermined, here,
If exposure image is located at the surrounding of fingerprint image, that is, the exposure image is not needed to be matched with fingerprint image template, and then
Do not need user to re-type fingerprint, make full use of the fingerprint image currently gathered.Fingerprint recognition efficiency can be lifted.
In the embodiment of the present invention, mobile terminal is used for the touch of typing fingerprint by controlling touching display screen to detect user
During operation, fingerprint identification device can be notified to gather the fingerprint image of user, it is possible to control fingerprint identification device to refer in collection
After print image, the fingerprint image can be sent to AP, whether mobile terminal can interpolate that the fingerprint image by the AP
Including exposure image, if the fingerprint image includes exposure image, it can be determined according to the corresponding exposure area of exposure image
Finger displacement information, and point out user according to finger displacement information the typing fingerprint on touching display screen.By the above-mentioned means, energy
Enough in the case where fingerprint image includes exposure image, prompting user movement finger is lifted with the effective fingerprint image of typing in time
Consumer's Experience.
It is consistent with the embodiment shown in above-mentioned Fig. 1, referring to Fig. 2, Fig. 2 is another finger provided in an embodiment of the present invention
The schematic flow sheet of line recognition methods, including application processor AP, touching display screen, fingerprint identification device, it is characterised in that institute
State fingerprint identification device and be bound to the touching display screen.As shown in Fig. 2 this fingerprint identification method includes：
Step S201, when touching display screen detects touch operation of the user for typing fingerprint, notifies the fingerprint to know
Other device gathers the fingerprint image of user.
Step S202, fingerprint identification device collection fingerprint image, and the fingerprint image is sent to AP.
Step S203, AP judge whether the fingerprint image includes exposure image.
Step S204, if the fingerprint image includes exposure image, according to the corresponding exposure area of the exposure image
Determine finger displacement information；
Step S205, determines that touch pressure corresponding with the depth of exposure is believed according to the depth of exposure of the exposure image
Breath；
The touch pressure information and the finger displacement information are sent to touching display screen by step S206, AP.
Step S207, touching display screen shows prompt message corresponding with touch pressure information and finger displacement information.
In some possible implementations, AP is after judging that fingerprint image includes exposure image, according to exposure diagram
While determining finger displacement information as corresponding exposure area, it can also be determined according to the depth of exposure of exposure image and the exposure
The corresponding touch pressure information of light path degree.Specifically, the depth of exposure of exposure image can be according to exposure image and fingerprint image
In other images in addition to exposure image be compared, for example, carry out grey scale pixel value than equity, pass through to compare and determine exposure
The depth of exposure of image, for example, characterizing depth of exposure by depth of exposure grade.When it is determined that the depth of exposure of exposure image
Afterwards, corresponding touch pressure information can be determined according to the depth of exposure.As finger presses the touch pressure of touching display screen
The contact surface of increase, finger and touching display screen is bigger, and then the depth of exposure of exposure image can be influenceed to reduce.If for example,
Depth of exposure is bigger, then corresponding touch pressure is bigger.The mapping relations of depth of exposure and touch pressure can be for example preset, are entered
And the size of corresponding touch pressure is determined according to the depth of exposure of determination.AP can be by touch pressure information and finger displacement
Information is sent to touching display screen, to point out the pressure and position that user re-types fingerprint.Touching display screen can show with
Touch pressure information and the corresponding prompt message of finger displacement information, here, touching display screen can show touch pressure respectively
Information and each self-corresponding prompt message of finger displacement information, touching display screen can also show touch pressure information and finger position
Move the prompt message that information is combined.A kind of prompting realization method of touching display screen is touching display screen according to finger displacement information
It is determined that accurate fingerprint typing region, and then fingerprint typing region can be shown in current interface to point out user in this region
Interior typing fingerprint.Further, it can also determine that user performs the touch operation of typing fingerprint according to the fingerprint image gathered
Finger shape, fingerprint typing region is determined according to the shape of the finger.According to touch pressure in fingerprint typing region
Information determines corresponding display effect, so that user can determine the touching intensity of touch operation, Jin Erneng according to display effect
Fingerprint image is more accurately collected in the fingerprint typing region, the acquisition quality of fingerprint image is improved.
For the description of other steps in the embodiment of the present application, the tool of correspondence step in embodiment illustrated in fig. 1 may refer to
Body implementation, will not be repeated here.
With reference to above method embodiment, referring to Fig. 3, Fig. 3 is another fingerprint recognition side provided in an embodiment of the present invention
The schematic flow sheet of method, including application processor AP, touching display screen, fingerprint identification device, it is characterised in that the fingerprint is known
Other device is bound to the touching display screen.As shown in figure 3, except the part or all of method being able to carry out in above-described embodiment
Outside, the present embodiment is further comprising the steps of：
The fingerprint image of step S301, AP statistics fingerprint identification device collection includes the times of collection of exposure image, adopted
When collection time and the fingerprint image gathered every time include exposure image, the light of the ambient light corresponding to the exposure image
Intensity.
Step S302, AP determine adjustment time according to the acquisition time；
Step S303, AP determine the bright intensity reference value of ambient light according to the bright intensity of the ambient light of the statistics；
Step S304, if the times of collection exceedes predetermined threshold value, AP controls the fingerprint identification device to be adjusted described
Whole time, the bright intensity of backlight that the fingerprint identification device is adjusted according to the bright intensity reference value of the ambient light.
In some possible implementations, AP judges that the fingerprint image of fingerprint identification device collection includes exposure every time
Image, adds up times of collection, and after judging that fingerprint image includes exposure image every time, determines acquisition time and current
The bright intensity of the ambient light of collection.Adjustment time can be determined according to acquisition time, here it is possible to be determined in each collection
Adjustment time, can also determine adjustment time according to predetermined period.Adjustment time can include adjustment time point and adjustment time
Section, is not especially limited herein.And bright intensity reference value is determined according to the bright intensity of the ambient light gathered every time.Enter
And, when times of collection exceedes predetermined threshold value, AP can control fingerprint identification device to adjust fingerprint identification device in adjustment time
The bright intensity of backlight, backlight light intensity can be determined based on the bright intensity of the ambient light of determination.And then energy
Enough acquisition qualities that fingerprint image is lifted in adjustment time.
The device embodiment of above method embodiment can be realized by being described below.
Referring to Fig. 4, Fig. 4 is that the embodiments of the invention provide a kind of structural representation of mobile terminal 1 00, the movement
Terminal 100 includes：Application processor (Application Processor, AP) 110, touching display screen 120, fingerprint recognition dress
130 are put, the fingerprint identification device 130 is bound to the touching display screen 120, the fingerprint identification device 130 is located at described
The lower section of touching display screen 120, the fingerprint recognition region of the fingerprint identification device 130 can be the touching display screen 120
Any one predeterminable area in viewing area.
Wherein, the AP110 connects touching display screen 120 and fingerprint identification device 130 by bus 150.
The touching display screen 120, when being used for the touch operation of typing fingerprint for detecting user, notifies the fingerprint
Identifying device gathers the fingerprint image of user；
The fingerprint identification device 130, the AP is sent to for gathering fingerprint image, and by the fingerprint image；
The AP110, for judging whether the fingerprint image includes exposure image, if the fingerprint image includes exposing
Light image, determines finger displacement information, and point out user according to the finger according to the corresponding exposure area of the exposure image
Displacement information typing fingerprint on the touching display screen.
In some possible implementations, if the fingerprint image includes exposure image, the AP110 is additionally operable to：
Judge whether the exposure image needs and fingerprint image template matches；
It is described that finger displacement information is determined according to the corresponding exposure area of the exposure image, including：
If the exposure image needs and fingerprint image template matches, according to the corresponding exposure area of the exposure image
Determine finger displacement information.
In some possible implementations, the AP110 is additionally operable to the depth of exposure according to the exposure image, really
Fixed touch pressure information corresponding with the depth of exposure；
The AP110, is additionally operable to the touch pressure information and the finger displacement information being sent to the touch-control and shows
Display screen；
The touching display screen 120, is additionally operable to display corresponding with the touch pressure information and the finger displacement information
Prompt message.
In some possible implementations, the AP110 is additionally operable to count the fingerprint of the fingerprint identification device collection
Image includes the times of collection and acquisition time of exposure image；Adjustment time is determined according to the acquisition time；If described
Times of collection exceedes predetermined threshold value, controls the fingerprint identification device 130 to adjust the fingerprint recognition dress in the adjustment time
The bright intensity of backlight put.
In some possible implementations, the AP110 is additionally operable to count the fingerprint of the fingerprint identification device collection
When image includes exposure image, the bright intensity of the ambient light corresponding to the exposure image；According to the environment of the statistics
The bright intensity of light, determines the bright intensity reference value of ambient light；
Control the fingerprint identification device 130 strong in the backlight light that the adjustment time adjusts the fingerprint identification device
Degree, including：
The mobile terminal controls the fingerprint identification device in the adjustment time, according to the bright strong of the ambient light
Spend the bright intensity of backlight that reference value adjusts the fingerprint identification device.
In a possible example, the touching display screen 120 includes touch screen and display screen, the touch screen and institute
Display screen is stated to be stacked, and display screen is arranged at the downside of touch screen.The fingerprint identification device 130 includes fingerprint sensing
In device Sensor, the embodiment of the present application, the fingerprint sensor refers to optical finger print Sensor.
When the fingerprint Sensor is optical finger print Sensor, the fingerprint identification device is bound to the touch-control and shown
The specific manifestation form of screen for example can be：The fingerprint identification device is integrated in the touching display screen, mobile terminal
Fingerprint identification device is to gather user fingerprints data, the touch screen of the touching display screen and display based on pinhole imaging system principle
Wall between screen is provided with the first array of orifices layer, and the drive circuit layer of the display screen is formed in printing to be uniformly distributed
Array of orifices, equally distributed array of orifices is as second orifice array layer in the drive circuit layer, and first aperture
Loophole in loophole and the second orifice array layer in array layer is corresponded, and the optical finger print Sensor includes
Charge-coupled device ccd array layer, ccd array layer is used to detect through first array of orifices layer and the second orifice array
The light of layer.
The display screen can be Thin Film Transistor-LCD (Thin Film Transistor-Liquid
Crystal Display, TFT-LCD), light emitting diode (Light Emitting Diode, LED) display screen, organic light emission
Diode (Organic Light-Emitting Diode, OLED) display screen etc..
In a possible example, as shown in Figure 5A, the mobile terminal 1 00 also includes display screen micro-control unit
(Microcontroller Unit, MCU) 160, the display screen MCU160 is bound to the touching display screen 120；
The AP110 judges whether the fingerprint image includes exposure image, including：
The AP110 notifies the MCU160 to judge that whether the fingerprint image includes exposure image, and receive the MCU
Judged result.
It can be seen that, in this example, the display screen MCU of mobile terminal can cooperate with AP to handle fingerprint image, it is to avoid AP handles institute
There is the operation situation that time-consuming, efficiency is low, be conducive to improving the treatment effeciency that mobile terminal performs fingerprint identification process.
In a possible example, as shown in Figure 5 B, the mobile terminal 1 00 also includes memory 140, the storage
Device 140 is stored with Android android system, screen locking application, the android system include fingerprinting service FingerService,
Power management services PMS；Wherein, the AP110 connects the memory 140 by the bus 150.
If it is judged that the touching object is prosthetic finger and first touch operation is unlocked successfully, the movement is eventually
The end control touching display screen shows the first main screen, the AP specifically for：
The AP110 is additionally operable to：By calling the FingerService to judge whether the exposure image needs and refer to
Print image template matches；
Or, call the PMS to control the touching display screen to be black state or bright screen state.
Referring to Fig. 6, Fig. 6 is a kind of mobile terminal provided in an embodiment of the present invention, including：Application processor AP, touch-control
Display screen, fingerprint identification device and memory；And one or more programs；
One or more of programs are stored in the memory, and are configured to be performed by the AP, described
Program includes the instruction for being used to perform following steps：
Control the touching display screen detect user be used for typing fingerprint touch operation when, notify the fingerprint recognition
Device gathers the fingerprint image of user；
The fingerprint identification device collection fingerprint image is controlled, and the fingerprint image is sent to the AP；
Judge whether the fingerprint image includes exposure image by the AP, if the fingerprint image includes exposure diagram
Picture, determines finger displacement information, and point out user according to the finger displacement according to the corresponding exposure area of the exposure image
Information typing fingerprint on the touching display screen.
In a possible example, described program also includes the instruction for being used to perform following steps：
If the fingerprint image includes exposure image, judge whether the exposure image needs and fingerprint image template
Match somebody with somebody；
It is described that finger displacement information is determined according to the corresponding exposure area of the exposure image, including：
If the exposure image needs and fingerprint image template matches, according to the corresponding exposure area of the exposure image
Determine finger displacement information.
In a possible example, described program also includes the instruction for being used to perform following steps：
According to the depth of exposure of the exposure image, it is determined that touch pressure information corresponding with the depth of exposure；
The touch pressure information and the finger displacement information are sent to the touching display screen；
The prompting user performs the touch operation according to the finger displacement information on the touching display screen, wraps
Include：
The touching display screen is controlled to show prompting corresponding with the touch pressure information and the finger displacement information
Information.
In a possible example, described program also includes the instruction for being used to perform following steps：
Counting the fingerprint image of the fingerprint identification device collection includes the times of collection and acquisition time of exposure image；
Adjustment time is determined according to the acquisition time；
If the times of collection exceedes predetermined threshold value, the fingerprint identification device is controlled to adjust institute in the adjustment time
State the bright intensity of backlight of fingerprint identification device.
In a possible example, described program also includes the instruction for being used to perform following steps：
When counting the fingerprint image of fingerprint identification device collection and including exposure image, corresponding to the exposure image
Ambient light bright intensity；
According to the bright intensity of the ambient light of the statistics, the bright intensity reference value of ambient light is determined；
The control fingerprint identification device adjusts the backlight light of the fingerprint identification device in the adjustment time
Intensity, including：
Control the fingerprint identification device in the adjustment time, adjusted according to the bright intensity reference value of the ambient light
The bright intensity of the backlight of the fingerprint identification device.
Referring to Fig. 7, Fig. 7 is a kind of functional block diagram for mobile terminal that the present embodiment is provided.The fingerprint identification device should
For mobile terminal, the mobile terminal includes application processor AP, touching display screen, fingerprint identification device, it is characterised in that
The fingerprint identification device is bound to the touching display screen, and fingerprint identification device 700 includes detection unit 710, collecting unit
720 and judging unit 730, wherein,
The detection unit 710, is used for the touch behaviour of typing fingerprint for controlling the touching display screen to detect user
When making, the fingerprint identification device is notified to gather the fingerprint image of user；
The collecting unit 720, for controlling fingerprint identification device collection fingerprint image, and by the fingerprint image
It is sent to the AP；
The judging unit 730, for judging whether the fingerprint image includes exposure image by the AP, if institute
Stating fingerprint image includes exposure image, determines finger displacement information according to the corresponding exposure area of the exposure image, and point out
User's typing fingerprint on the touching display screen according to the finger displacement information.
In a possible example, the judging unit 730, if being additionally operable to the fingerprint image includes exposure diagram
Picture, judges whether the exposure image needs and fingerprint image template matches by the AP；
It is described that finger displacement information is determined according to the corresponding exposure area of the exposure image, including：
If the exposure image needs and fingerprint image template matches, according to the corresponding exposure area of the exposure image
Determine finger displacement information.
In a possible example, in addition to determining unit.The determining unit, for by the AP according to described
The depth of exposure of exposure image, it is determined that touch pressure information corresponding with the depth of exposure；
The touch pressure information and the finger displacement information are sent to by the touching display screen by the AP；
The prompting user performs the touch operation according to the finger displacement information on the touching display screen, wraps
Include：
The touching display screen is controlled to show prompting corresponding with the touch pressure information and the finger displacement information
Information.
In a possible example, in addition to statistic unit.The statistic unit, for counting described by the AP
The fingerprint image of fingerprint identification device collection includes the times of collection and acquisition time of exposure image；
Adjustment time is determined according to the acquisition time；
If the times of collection exceedes predetermined threshold value, the fingerprint identification device is controlled to adjust institute in the adjustment time
State the bright intensity of backlight of fingerprint identification device.
In a possible example, the statistic unit is additionally operable to：The fingerprint identification device is counted by the AP
When the fingerprint image of collection includes exposure image, the bright intensity of the ambient light corresponding to the exposure image；
The mobile terminal determines the light of ambient light by bright intensity of the AP according to the ambient light of the statistics
Intensity reference value；
The fingerprint identification device is controlled in the bright intensity of backlight that the adjustment time adjusts the fingerprint identification device,
Including：
Control the fingerprint identification device in the adjustment time, adjusted according to the bright intensity reference value of the ambient light
The bright intensity of the backlight of the fingerprint identification device.
It is understood that the function of each program module of the fingerprint identification device 700 of the present embodiment can be according to above-mentioned side
Method in method embodiment is implemented, and it implements the associated description that process is referred to above method embodiment, herein
Repeat no more.
The embodiment of the present invention additionally provides another mobile terminal, as shown in figure 8, for convenience of description, illustrate only with
The related part of the embodiment of the present invention, particular technique details is not disclosed, refer to present invention method part.The movement
Terminal can be to include mobile phone, tablet personal computer, PDA (Personal Digital Assistant, personal digital assistant), POS
Any terminal device such as (Point of Sales, point-of-sale terminal), vehicle-mounted computer, so that mobile terminal is mobile phone as an example：
Fig. 8 is illustrated that the block diagram of the part-structure of the mobile phone related to mobile terminal provided in an embodiment of the present invention.Ginseng
Fig. 8 is examined, mobile phone includes：Radio frequency (Radio Frequency, RF) circuit 910, memory 920, input block 930, sensor
950th, voicefrequency circuit 960, Wireless Fidelity (Wireless Fidelity, WiFi) module 970, application processor AP980 and
The grade part of power supply 990.It will be understood by those skilled in the art that the handset structure shown in Fig. 8 does not constitute the restriction to mobile phone,
It can include than illustrating more or less parts, either combine some parts or different parts arrangement.
Each component parts of mobile phone is specifically introduced with reference to Fig. 8：
Input block 930 can be used for the numeral or character information for receiving input, and produce with the user of mobile phone set with
And the relevant key signals input of function control.Specifically, input block 930 may include touching display screen 933, fingerprint identification device
931 and other input equipments 932.Fingerprint identification device 931 is bound to touching display screen 933, the finger of fingerprint identification device 931
Line identification region is located at any one region of touching display screen 933.Input block 930 can also include other input equipments
932.Specifically, other input equipments 932 can include but is not limited to physical button, function key and (such as volume control button, open
Close button etc.), trace ball, mouse, the one or more in action bars etc..Wherein, the touching display screen 933, in inspection
When measuring touch operation of the user for typing fingerprint, the collection of fingerprint identification device 931 fingerprint image is notified；The fingerprint
Identifying device 931, the AP980 is sent to for gathering fingerprint image, and by the fingerprint；The AP980, judges described refer to
Whether print image includes exposure image, if the fingerprint image includes exposure image, is exposed according to the exposure image is corresponding
Light region determines finger displacement information, and points out user the typing on the touching display screen refers to according to the finger displacement information
Line.
AP980 is the control centre of mobile phone, using various interfaces and the various pieces of connection whole mobile phone, passes through fortune
Row performs and is stored in software program and/or module in memory 920, and calls the data being stored in memory 920,
The various functions and processing data of mobile phone are performed, so as to carry out integral monitoring to mobile phone.Optionally, AP980 may include one or
Multiple processing units；It is preferred that, AP980 can integrated application processor and modem processor, wherein, application processor is main
Operating system, user interface and application program etc. are handled, modem processor mainly handles radio communication.It may be appreciated
It is that above-mentioned modem processor can not also be integrated into AP980.
Memory 920 can be used for storage Android android system, screen locking application, and the android system takes including fingerprint
Be engaged in FingerService, power management services PMS.In addition, memory 920 can include high-speed random access memory, may be used also
With including nonvolatile memory, for example, at least one disk memory, flush memory device or other volatile solid-states
Part.
RF circuits 910 can be used for the reception and transmission of information.Generally, RF circuits 910 include but is not limited to antenna, at least one
Individual amplifier, transceiver, coupler, low-noise amplifier (Low Noise Amplifier, LNA), duplexer etc..In addition,
RF circuits 910 can also be communicated by radio communication with network and other equipment.Above-mentioned radio communication can use any communication
Standard or agreement, including but not limited to global system for mobile communications (Global System of Mobile
Communication, GSM), general packet radio service (General Packet Radio Service, GPRS), code division it is many
Location (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..
Mobile phone may also include at least one sensor 950, such as optical sensor, motion sensor and other sensors.
Specifically, optical sensor may include ambient light sensor and proximity transducer, wherein, ambient light sensor can be according to ambient light
Light and shade adjust the brightness of touching display screen, proximity transducer can when mobile phone is moved in one's ear, close touching display screen and/
Or backlight.As one kind of motion sensor, accelerometer sensor can detect in all directions (generally three axles) acceleration
Size, can detect that size and the direction of gravity when static, available for identification mobile phone posture application (such as horizontal/vertical screen switching,
Dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap) etc.；It can also configure as mobile phone
The other sensors such as gyroscope, barometer, hygrometer, thermometer, infrared ray sensor, will not be repeated here.
Voicefrequency circuit 960, loudspeaker 961, microphone 962 can provide the COBBAIF between user and mobile phone.Audio-frequency electric
Electric signal after the voice data received conversion can be transferred to loudspeaker 961, sound is converted to by loudspeaker 961 by road 960
Signal is played；On the other hand, the voice signal of collection is converted to electric signal by microphone 962, by voicefrequency circuit 960 receive after turn
It is changed to voice data, then voice data is played after AP980 processing, through RF circuits 910 to be sent to such as another mobile phone, or
Voice data is played to memory 920 so as to further processing.
WiFi belongs to short range wireless transmission technology, and mobile phone can help user's transceiver electronicses postal by WiFi module 970
Part, browse webpage and access streaming video etc., it has provided the user wireless broadband internet and accessed.Although Fig. 8 is shown
WiFi module 970, but it is understood that, it is simultaneously not belonging to must be configured into for mobile phone, can not change as needed completely
Become in the essential scope of invention and omit.
Mobile phone also includes the power supply 990 (such as battery) powered to all parts, it is preferred that power supply can pass through power supply pipe
Reason system and AP980 are logically contiguous, so as to realize the work(such as management charging, electric discharge and power managed by power-supply management system
Energy.
Although not shown, mobile phone can also include camera, bluetooth module etc., will not be repeated here.
In embodiment shown in 1~Fig. 3 of earlier figures, the structure realization that each step method flow can be based on the mobile phone.
In embodiment shown in earlier figures 7, the structure realization that each unit function can be based on the mobile phone.
The embodiment of the present invention also provides a kind of computer-readable storage medium, wherein, the computer-readable storage medium is stored for electricity
The computer program that subdata is exchanged, the computer program causes computer is performed any as described in above-mentioned embodiment of the method
A kind of part or all of step of fingerprint identification method.
The embodiment of the present invention also provides a kind of computer program product, and the computer program product includes storing calculating
The non-transient computer-readable recording medium of machine program, the computer program is operable to make computer perform side as described above
The part or all of step of any fingerprint identification method described in method embodiment.
It should be noted that for foregoing each method embodiment, in order to be briefly described, therefore it is all expressed as a series of
Combination of actions, but those skilled in the art should know, the present invention is not limited by described sequence of movement because
According to the present invention, some steps can be carried out sequentially or simultaneously using other.Secondly, those skilled in the art should also know
Know, embodiment described in this description belongs to preferred embodiment, involved action and module is not necessarily of the invention
It is necessary.
In the above-described embodiments, the description to each embodiment all emphasizes particularly on different fields, and does not have the portion being described in detail in some embodiment
Point, it may refer to the associated description of other embodiment.
, can be by another way in several embodiments provided herein, it should be understood that disclosed device
Realize.For example, device embodiment described above is only schematical, such as the division of described unit is only one kind
Division of logic function, can there is other dividing mode when actually realizing, such as multiple units or component can combine or can
To be integrated into another system, or some features can be ignored, or not perform.It is another, it is shown or discussed each other
Coupling direct-coupling or communication connection can be by some interfaces, the INDIRECT COUPLING or communication connection of device or unit,
Can be electrical or other forms.
The unit illustrated as separating component can be or may not be it is physically separate, it is aobvious as unit
The part shown can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
In addition, each functional unit in each embodiment of the invention can be integrated in a processing unit, can also
That unit is individually physically present, can also two or more units it is integrated in a unit.Above-mentioned integrated list
Member can both be realized in the form of hardware, it would however also be possible to employ the form of software program module is realized.
If the integrated unit is realized using in the form of software program module and as independent production marketing or used
When, it can be stored in a computer-readable access to memory.Based on it is such understand, technical scheme substantially or
Person say the part contributed to prior art or the technical scheme all or part can in the form of software product body
Reveal and, the computer software product is stored in a memory, including some instructions are to cause a computer equipment
(can be personal computer, server or network equipment etc.) performs all or part of each embodiment methods described of the invention
Step.And foregoing memory includes：USB flash disk, read-only storage (ROM, Read-Only Memory), random access memory
(RAM, Random Access Memory), mobile hard disk, magnetic disc or CD etc. are various can be with the medium of store program codes.
One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment is can
To instruct the hardware of correlation to complete by program, the program can be stored in a computer-readable memory, memory
It can include：Flash disk, read-only storage (English：Read-Only Memory, referred to as：ROM), random access device (English：
Random Access Memory, referred to as：RAM), disk or CD etc..
The embodiment of the present invention is described in detail above, specific case used herein to the principle of the present invention and
Embodiment is set forth, and the explanation of above example is only intended to the method and its core concept for helping to understand the present invention；
Simultaneously for those of ordinary skill in the art, according to the thought of the present invention, can in specific embodiments and applications
There is change part, in summary, this specification content should not be construed as limiting the invention.
Claims (13)
1. a kind of fingerprint identification method, it is characterised in that applied to including application processor AP, touching display screen, fingerprint recognition
The mobile terminal of device, methods described includes：
When the mobile terminal control touching display screen detects touch operation of the user for typing fingerprint, notify described
Fingerprint identification device gathers the fingerprint image of user；
The mobile terminal controls the fingerprint identification device collection fingerprint image, and the fingerprint image is sent to described
AP；
The mobile terminal judges whether the fingerprint image includes exposure image by the AP, if the fingerprint image bag
Exposure image is included, finger displacement information is determined according to the corresponding exposure area of the exposure image, and point out user according to described
Finger displacement information typing fingerprint on the touching display screen.
2. method as claimed in claim 1, it is characterised in that also include：
If the fingerprint image includes exposure image, the mobile terminal judges whether the exposure image needs by the AP
Will be with fingerprint image template matches；
It is described that finger displacement information is determined according to the corresponding exposure area of the exposure image, including：
If the exposure image needs and fingerprint image template matches, determined according to the corresponding exposure area of the exposure image
Finger displacement information.
3. method as claimed in claim 1 or 2, it is characterised in that also include：
The mobile terminal is by depth of exposures of the AP according to the exposure image, it is determined that corresponding with the depth of exposure
Touch pressure information；
The touch pressure information and the finger displacement information are sent to the touch-control by the mobile terminal by the AP
Display screen；
The prompting user performs the touch operation according to the finger displacement information on the touching display screen, including：
The mobile terminal controls the touching display screen to show and the touch pressure information and the finger displacement information pair
The prompt message answered.
4. method as claimed in claim 3, it is characterised in that also include：
The mobile terminal includes exposure image by the AP fingerprint images for counting the fingerprint identification device collection
Times of collection and acquisition time；
Adjustment time is determined according to the acquisition time；
If the times of collection exceedes predetermined threshold value, the mobile terminal controls the fingerprint identification device in the adjustment
Between adjust the bright intensity of backlight of the fingerprint identification device.
5. method as claimed in claim 4, it is characterised in that also include：
When the mobile terminal includes exposure image by the AP fingerprint images for counting the fingerprint identification device collection,
The bright intensity of ambient light corresponding to the exposure image；
The mobile terminal determines the bright intensity of ambient light by bright intensity of the AP according to the ambient light of the statistics
Reference value；
The mobile terminal controls the fingerprint identification device in the backlight of the adjustment time adjustment fingerprint identification device
Bright intensity, including：
The mobile terminal controls the fingerprint identification device in the adjustment time, is joined according to the bright intensity of the ambient light
Examine the bright intensity of backlight that value adjusts the fingerprint identification device.
6. a kind of mobile terminal, including application processor AP, touching display screen, fingerprint identification device, it is characterised in that：
The touching display screen, when being used for the touch operation of typing fingerprint for detecting user, notifies the fingerprint recognition to fill
Put the fingerprint image of collection user；
The fingerprint identification device, the AP is sent to for gathering fingerprint image, and by the fingerprint image；
The AP, for judging whether the fingerprint image includes exposure image, if the fingerprint image includes exposure image,
Finger displacement information is determined according to the corresponding exposure area of the exposure image, and points out user according to the finger displacement information
The typing fingerprint on the touching display screen.
7. mobile terminal as claimed in claim 6, it is characterised in that the mobile terminal also includes display screen micro-control unit
MCU；
The AP judges whether the fingerprint image includes exposure image, including：
The AP notifies the MCU to judge that whether the fingerprint image includes exposure image, and receive the judgement knot of the MCU
Really.
8. mobile terminal as claimed in claims 6 or 7, it is characterised in that the mobile terminal also includes memory, the storage
Device is stored with Android android system, and the android system includes fingerprinting service FingerService；The AP is also used
In：Judge whether the exposure image needs and fingerprint image template matches by calling the FingerService.
9. mobile terminal as claimed in claim 8, it is characterised in that the memory is also stored with power management services PMS, institute
State AP specifically for：The PMS is called to control the touching display screen to be black state or bright screen state.
10. a kind of mobile terminal, it is characterised in that including：Application processor AP, touching display screen, fingerprint identification device and deposit
Reservoir；And one or more programs；
One or more of programs are stored in the memory, and are configured to be performed by the AP, described program
Including for performing such as the instruction of any one of claim 1-5 methods described.
11. a kind of mobile terminal, it is characterised in that applied to including application processor AP, touching display screen, fingerprint identification device
Mobile terminal, the mobile terminal include detection unit, collecting unit and judging unit, wherein,
The detection unit, when being used for the touch operation of typing fingerprint for controlling the touching display screen to detect user, leads to
Know that the fingerprint identification device gathers the fingerprint image of user；
The collecting unit, for controlling the fingerprint identification device collection fingerprint image, and the fingerprint image is sent to
The AP；
The judging unit, for judging whether the fingerprint image includes exposure image by the AP, if the fingerprint
Image includes exposure image, determines finger displacement information according to the corresponding exposure area of the exposure image, and point out user root
According to the finger displacement information on the touching display screen typing fingerprint.
12. a kind of computer-readable recording medium, it is characterised in that it stores the computer program for electronic data interchange,
Wherein, the computer program causes computer to perform the method as described in claim 1-5.
13. a kind of computer program product, it is characterised in that the computer program product includes storing computer program
Non-transient computer-readable recording medium, the computer program is operable to make computer perform such as claim 1-5
Method described in one.
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| CN201710342543.5A CN107122760B (en) | 2017-05-16 | 2017-05-16 | Fingerprint identification method and Related product |
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| CN201710342543.5A CN107122760B (en) | 2017-05-16 | 2017-05-16 | Fingerprint identification method and Related product |
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