CN108520241A - Fingerprint collecting method, device based on optical finger print technology and user terminal - Google Patents
Fingerprint collecting method, device based on optical finger print technology and user terminal Download PDFInfo
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- CN108520241A CN108520241A CN201810322236.5A CN201810322236A CN108520241A CN 108520241 A CN108520241 A CN 108520241A CN 201810322236 A CN201810322236 A CN 201810322236A CN 108520241 A CN108520241 A CN 108520241A
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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
- G06V40/1318—Sensors therefor using electro-optical elements or layers, e.g. electroluminescent sensing
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Abstract
The present invention provides a kind of fingerprint collecting method, device and user terminal based on optical finger print technology, wherein the method includes：Receive the touch signal of the optical ftngetpnnt acquisidon in fingerprint collecting region；The mask layer of the system UI of hi-bright mode is blocked in the region other than fingerprint region in the fingerprint collecting region, setting, in order to carry out optical ftngetpnnt acquisidon to the corresponding fingerprint of the touch signal in the fingerprint region.The present invention realizes the system UI that hi-bright mode is kept in fingerprint region, and the system UI of the hi-bright mode in other fingerprint collecting regions is blocked by mask layer, whole region is the state that high brightness flicker or low-light level flicker occurs in highlight mode when avoiding fingerprint collecting, caused by the problem of dazzling and visual fatigue, good visual effect, more it is beneficial to the health of user, provides better user experience.
Description
Technical field
The present invention relates to fingerprint collecting technical fields, more specifically to a kind of fingerprint based on optical finger print technology
Acquisition method, device and user terminal.
Background technology
Fingerprint recognition refers to be differentiated by comparing the details of different fingerprints.Fingerprint identification technology is related to image
Numerous subjects such as processing, pattern-recognition, computer vision, mathematical morphology, wavelet analysis.Since everyone fingerprint is different,
Be exactly same people ten refer between, fingerprint also has significant difference, therefore fingerprint can be used for identity authentication.
Currently, the mainstream fingerprint identification technology used on the market includes mainly following three kinds：Capacitance pressing technology, optics refer to
Line identification technology and ultrasonic fingerprint identification technology；Wherein, capacitance pressing technology is more mature, but if fingerprint has other dry
It disturbs, accuracy rate substantially reduces；Ultrasonic fingerprint identification technology needs carry out trepanning in equipment, reduce the water proofing property of equipment
Energy；And optical fingerprint identification technology due to its quick response speed and accurately discrimination increasingly by it is more intelligence eventually
The favor of the development ＆ production enterprise at end.
The existing intelligent terminal using optical ftngetpnnt acquisidon technology is needed when carrying out fingerprint recognition by intelligent terminal
System UI is set as low key tone or black, and all areas or fingerprint collecting region entirety are all set to highlight mode, pass through
Highlight mode carries out the acquisition and extraction of fingerprint characteristic, shape of this pattern due to keeping bloom in the overall process of fingerprint collecting
State makes user when carrying out fingerprint collecting, especially night, it may appear that bloom leads to dazzling, visual fatigue, or even to a certain degree
On the case where causing moment blinding, visual effect is bad, poor user experience.
Invention content
In view of this, the present invention provide it is a kind of based on the optical ftngetpnnt acquisidon method, apparatus of optical finger print technology and user
Terminal is so as to solve the deficiencies in the prior art.
To solve the above problems, the present invention provides a kind of fingerprint collecting method based on optical finger print technology, including：
Receive the touch signal of the optical ftngetpnnt acquisidon in fingerprint collecting region；
The screening of the system UI of hi-bright mode is blocked in the region other than fingerprint region in the fingerprint collecting region, setting
Cap layer, in order to carry out optical ftngetpnnt acquisidon to the corresponding fingerprint of the touch signal in the fingerprint region.
It is preferably, described that " hi-bright mode is blocked in the region other than fingerprint region in the fingerprint collecting region, setting
System UI mask layer, in order to the fingerprint region to the corresponding fingerprint of the touch signal carry out optical finger print adopt
Collect " include：
Obtain current brightness of display screen value；
Gray value is calculated according to the current brightness of display screen value；
Based on the gray value, generate the mask layer, and the fingerprint region in the fingerprint collecting region with
Outer region shows the mask layer.
Preferably, described " calculating gray value according to the current brightness of display screen value " includes：
Obtain the tonal gradation parameter and brightness degree parameter of display screen；
Based on calculation formula：Gray value=(current brightness of display screen value/brightness degree parameter) × tonal gradation parameter, meter
Calculation obtains the gray value.
Preferably, described " to be based on the gray value, generate the mask layer, and the institute in the fingerprint collecting region
The region other than fingerprint region is stated, shows the mask layer " include：
Obtain the size parameter in the fingerprint collecting region；
According to the size parameter, the mask layer based on the gray value is generated；
The region other than the fingerprint region in the fingerprint collecting region, shows the mask layer.
Preferably, after described " according to the size parameter, generating the mask layer based on the gray value ", further include：
According to the current brightness of display screen value, transparence is carried out to the mask layer or Fuzzy processing, generation are based on
The transparence of the brightness of display screen value or the mask layer of blurring.
It is preferably, described that " region other than the fingerprint region in the fingerprint collecting region, shows the shade
After layer ", further include：
Obtain the pressure sensitivity pressure value of the corresponding fingerprint collecting of the touch signal；
According to the pressure sensitivity pressure value, the gray value of the mask layer is adjusted based on the brightness of display screen value, and right
Finger print data is acquired, in order to during optical ftngetpnnt acquisidon, be prompted by the variation of the gray value of the mask layer
The acquisition situation of the fingerprint.
Preferably, described " according to the pressure sensitivity pressure value, the ash of the mask layer to be adjusted based on the brightness of display screen value
Angle value, and finger print data is acquired, in order to during optical ftngetpnnt acquisidon, pass through the gray value of the mask layer
Variation prompt the acquisition situation of the fingerprint " include：
When the pressure sensitivity pressure value reaches pre-set pressure range, it is based on the brightness of display screen value, adjusts the shade
The gray value of layer is to fingerprint collecting tonal range；Also, start to acquire finger print data；
At the end of the fingerprint data collection, it is based on the brightness of display screen value, adjusts the gray value of the mask layer
Terminate tonal range to acquisition.
In addition, to solve the above problems, the present invention also provides a kind of fingerprint acquisition device based on optical finger print technology, wrap
It includes：Receiving module and setup module；
The receiving module, the touch signal of the optical ftngetpnnt acquisidon for receiving fingerprint collecting region；
The setup module, for the region other than the fingerprint region in the fingerprint collecting region, height is blocked in setting
The mask layer of the system UI of bright pattern refers in order to carry out optics to the corresponding fingerprint of the touch signal in the fingerprint region
Line acquires.
In addition, to solve the above problems, the present invention also provides a kind of user terminal, including memory and processor, institute
Memory is stated for storing the fingerprint collecting program based on optical finger print technology, the processor operation is described to be based on optical finger print
The fingerprint collecting program of technology is so that the computer equipment executes the fingerprint collecting as described above based on optical finger print technology
Method.
In addition, to solve the above problems, the present invention also provides a kind of computer readable storage medium, it is described computer-readable
The fingerprint collecting program based on optical finger print technology, the fingerprint collecting based on optical finger print technology are stored on storage medium
The fingerprint collecting method as described above based on optical finger print technology is realized when program is executed by processor.
A kind of fingerprint collecting method, device and user terminal based on optical finger print technology provided by the invention.Wherein, originally
The there is provided method of invention is when carrying out optical ftngetpnnt acquisidon, the region other than fingerprint region in fingerprint collecting region, if
The mask layer for the system UI for blocking hi-bright mode is set, to when carrying out optical ftngetpnnt acquisidon, by blocking for mask layer, realize
The system UI of hi-bright mode is kept in fingerprint region, and the system UI of the hi-bright mode in other fingerprint collecting regions is by mask layer institute
It blocking, whole region is the state that high brightness flicker or low-light level flicker occurs in highlight mode when avoiding fingerprint collecting, into
Caused by dazzling and visual fatigue the problem of, good visual effect is more beneficial to the health of user, provide preferably
User experience.
Description of the drawings
Fig. 1 is that the present invention is based on the hardware running environments that the fingerprint collecting method example scheme of optical finger print technology is related to
Structural schematic diagram；
Fig. 2 is that the present invention is based on the flow diagrams of the fingerprint collecting method first embodiment of optical finger print technology；
Fig. 3 is that the present invention is based on the flow diagrams of the fingerprint collecting method second embodiment of optical finger print technology；
Fig. 4 is that the present invention is based on the flow diagrams of the fingerprint collecting method 3rd embodiment of optical finger print technology；
Fig. 5 is that the present invention is based on the flow diagrams of the fingerprint collecting method fourth embodiment of optical finger print technology；
Fig. 6 is that the present invention is based on the flow diagrams of the 5th embodiment of fingerprint collecting method of optical finger print technology；
Fig. 7 is that the present invention is based on the flow diagrams of the fingerprint collecting method sixth embodiment of optical finger print technology；
Fig. 8 is that the present invention is based on the refinements of step S2360 in the fingerprint collecting method sixth embodiment of optical finger print technology
Flow diagram；
Fig. 9 is that the present invention is based on the high-level schematic functional block diagrams of the fingerprint acquisition device of optical finger print technology.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific implementation mode
The embodiment of the present invention is described below in detail, in which the same or similar labels are throughly indicated same or like
Element or element with the same or similar functions.
In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；Can be that machinery connects
It connects, can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary in two elements
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
As shown in Figure 1, the structural schematic diagram of the hardware running environment for the terminal that Fig. 1, which is the embodiment of the present invention, to be related to.
Terminal of the embodiment of the present invention can carry out the PC of optical ftngetpnnt acquisidon, can also be smart mobile phone, tablet electricity
Brain, E-book reader, MP3 player, MP4 players, pocket computer etc. have the removable of optical ftngetpnnt acquisidon function
Formula terminal device.
As shown in Figure 1, the terminal may include：Processor 1001, such as CPU, network interface 1004, user interface
1003, memory 1005, communication bus 1002.Wherein, communication bus 1002 is for realizing the connection communication between these components.
User interface 1003 may include display screen, input unit such as keyboard, remote controler, and optional user interface 1003 can also include
Standard wireline interface and wireless interface.Network interface 1004 may include optionally standard wireline interface and wireless interface (such as
WI-FI interfaces).Memory 1005 can be high-speed RAM memory, can also be stable memory, such as magnetic disk storage.
Memory 1005 optionally can also be the storage device independently of aforementioned processor 1001.
Optionally, terminal can also include camera, RF (Radio Frequency, radio frequency) circuit, sensor, audio
Circuit, WiFi module etc..In addition, mobile terminal can also configure gyroscope, barometer, hygrometer, thermometer, infrared ray sensing
The other sensors such as device, details are not described herein.
It will be understood by those skilled in the art that the restriction of the not structure paired terminal of terminal shown in Fig. 1, may include ratio
More or fewer components are illustrated, certain components or different components arrangement are either combined.
As shown in Figure 1, as may include operating system, number in a kind of memory 1005 of computer readable storage medium
According to interface control program, network attachment procedure and based on the fingerprint collecting program of optical finger print technology.
A kind of fingerprint collecting method, device and user terminal based on optical finger print technology provided by the invention.Wherein, institute
The method of stating realizes the system UI that hi-bright mode is kept in fingerprint region, and the system of the hi-bright mode in other fingerprint collecting regions
UI is blocked by mask layer, and whole region is that highlight mode high brightness flicker or low-light level sudden strain of a muscle occurs when avoiding fingerprint collecting
The problem of bright state, dazzling caused by and visual fatigue, good visual effect are more beneficial to the health of user,
Provide better user experience.
Embodiment 1：
With reference to Fig. 2, first embodiment of the invention provides a kind of fingerprint collecting method based on optical finger print technology, including：
Step S1000 receives the touch signal of the optical ftngetpnnt acquisidon in fingerprint collecting region；
The fingerprint collecting method based on optical finger print technology provided in the present invention can be applied to use optical finger print
In the fingerprint collecting equipment of identification technology, for example, can include but is not limited to mobile phone, tablet computer, attendance recorder, gate certification dress
On the interactive interface set etc., in the present embodiment, it can be adapted for the intelligence using optical fingerprint identification technology with touch screen
In mobile phone or tablet computer.In addition, or the peripheral hardware that passes through the different external achievable optical ftngetpnnt acquisidon functions of terminal.
Above-mentioned, fingerprint collecting region is to go out in interactive interface (system UI), screen under the instruction for carrying out fingerprint collecting
Existing specified optical ftngetpnnt acquisidon range.When carrying out finger print identifying and acquisition, mobile phone screen can include but is not limited to
Lower half is all either fingerprint collecting region or a certain special shape in mobile phone screen for the full screen of mobile phone screen
Including fingerprint collecting region.
Above-mentioned, in fingerprint collecting region, user touches pickup area by finger, and when touching the region, i.e. triggering is shielded
Curtain, and generate touch signal.For example, when being paid, need the fingerprint for acquiring user, user that finger is touched screen
Lower half then generates touch signal.
Hi-bright mode is blocked in step S2000, the region other than fingerprint region in the fingerprint collecting region, setting
The mask layer of system UI, in order to carry out optical ftngetpnnt acquisidon to the corresponding fingerprint of the touch signal in the fingerprint region.
Above-mentioned, fingerprint region is the minimum zone of the finger print feature comprising user.Can be to include single finger
The range of fingerprint characteristic, or the range of the fingerprint characteristic comprising multiple fingers.
The range to match with the fingerprint shape of user's finger in fingerprint collecting region can be preset fixed range,
Or system is for the adaptive range of current acquired somatic fingerprint.
It is above-mentioned, it is to be understood that the abbreviation of UI, that is, User Interface (user interface).Refer to operation circle of user
Face, including mobile APP, webpage, intelligent wearable device etc..UI designs the pattern for referring mainly to interface, aesthetic measure.And use is upper,
Global design to the human-computer interaction of software, operation logic, beautiful interface is then another gateway of no less important.Good UI is not
Only it is that software is allowed to become have individual character to have good taste, also allows the operation of software to become comfortable, simple, free, fully demonstrate software
Positioning and feature.In the present embodiment, UI is graphic user interface.
It is above-mentioned, mask layer be in the system of terminal, when carrying out fingerprint collecting, the fingerprint model for blocking fingerprint collecting
The barrier bed of highlight mode other than enclosing, size can be the sizableness with fingerprint collecting region, as just can be complete
The full region for blocking all blooms other than fingerprint region, or be more than the fingerprint collecting region, or less than described
Fingerprint collecting region.
In the present embodiment, when being blocked to the system UI of the highlight mode other than fingerprint region by mask layer, refer to
The system UI of line pickup area still keeps highlight mode, and this measure does not need or extra highlight area for blocking, to keep away
The case where exempting to cause user's ophthalmic uncomfortable due to strong optical flare.
The method that the present embodiment is provided when carrying out optical ftngetpnnt acquisidon, fingerprint region in fingerprint collecting region with
The mask layer of the system UI of hi-bright mode is blocked in outer region, setting, to when carrying out optical ftngetpnnt acquisidon, pass through mask layer
Block, realize the system UI that hi-bright mode is kept in fingerprint region, and the system of the hi-bright mode in other fingerprint collecting regions
UI is blocked by mask layer, and whole region is that highlight mode high brightness flicker or low-light level sudden strain of a muscle occurs when avoiding fingerprint collecting
The problem of bright state, dazzling caused by and visual fatigue, good visual effect are more beneficial to the health of user,
Provide better user experience.
Embodiment 2：
With reference to Fig. 3, second embodiment of the invention provides a kind of fingerprint collecting method based on optical finger print technology, based on upper
State first embodiment shown in Fig. 2, the step the S2000, " area other than fingerprint region in the fingerprint collecting region
Domain, the mask layer of the system UI of hi-bright mode is blocked in setting, in order to corresponding to the touch signal in the fingerprint region
Fingerprint carries out optical ftngetpnnt acquisidon " include：
Step S2100 obtains current brightness of display screen value；
Above-mentioned, brightness of display screen value is screen intensity, refers to that the physical quantity of luminous object surface light emitting power is referred to as bright
It spends (luminance), is physically indicated with L, unit is every square metre of candela or lumen.Brightness is to weigh display screen
The important indicator of curtain luminous intensity, for display pannel, high brightness also implies that the anti-interference energy to its working environment
Power higher.
Step S2200 calculates gray value according to the current brightness of display screen value；
It is above-mentioned, it should be noted that gray-scale image is that only there are one the images of sample color for each pixel.This kind of figure
As being typically shown as the gray scale from most furvous to most bright white, although theoretically this sampling can be with the difference of any color
The depth, it might even be possible to be the different colours in different brightness.Gray level image is different from black white image, in computer picture field
Black white image only has two kinds of colors of black and white, and there are many more the color depths of grade between black and white for gray level image.But
Except digital image arts, " black white image " also illustrates that " gray level image ", such as the photo of gray scale is generally termed " black-and-white photograph ".
It is above-mentioned, in the present embodiment, by the current brightness of display screen of display screen, gray value is calculated, to ensure gray scale
The range or data of value are adjusted on the basis of current brightness of display screen.
Step S2300 is based on the gray value, generates the mask layer, and in the fingerprint collecting region described in
Region other than fingerprint region shows the mask layer.
It is above-mentioned, by gray value, and then the mask layer based on the gray value is generated, to ensure brightness or the ash of mask layer
The luminance level close to the system UI before optical ftngetpnnt acquisidon is spent, to realize blocking by mask layer, ensures user
Light intensity in visual range is held essentially constant, and reduces influence of the optical ftngetpnnt acquisidon for user's vision.
Embodiment 3：
With reference to Fig. 4, third embodiment of the invention provides a kind of fingerprint collecting method based on optical finger print technology, based on upper
Second embodiment shown in Fig. 3 is stated, the step S2200 " calculating gray value according to the current brightness of display screen value " includes：
Step S2210 obtains the tonal gradation parameter and brightness degree parameter of display screen；
It is above-mentioned, it should be noted that gray scale i.e. so-called color range or grayscale, refer to the bright-dark degree of brightness.Also referred to as
Semi-tone (Half-tone) is mainly used for transmitting picture, has three ways, such as 16 grades, 32 grades, 64 grades respectively, it is using at matrix
The processes pixel of file at 16,32,64 grades of levels, is kept the picture of transmission apparent by reason mode.Tonal gradation parameter is ash
Rank parameter.
It is above-mentioned, it should be noted that brightness degree parameter is screen intensity rank, generally 256 ranks, is matched with hardware
It sets corresponding.For example, support 8bit is 256 grades, 16bit's is 65535 grades.
Step S2220 is based on calculation formula：Gray value=(current brightness of display screen value/brightness degree parameter) × gray scale
The gray value is calculated in class parameter.
Above-mentioned, if gray value is H, current brightness of display screen value is L, and brightness degree parameter is Lmax, tonal gradation parameter is
Hmax, so above-mentioned formula is：
For example, it is assumed that present intensity is 64, greatest level 256,256 grades of display screen grayscale, then gray scale and brightness is 1:1 closes
System, brightness of display screen are exactly that the gray scale of shade is 64；
For another example assume that present intensity is 64, and greatest level 256, display screen gray scale levels:1024, then gray scale and brightness is
1:The gray scale of 4 relationships, shade is exactly 64 × 4, and so on.
The calculating for gray value is realized by above-mentioned formula, to obtain after being blocked to highlight mode system UI
Close to the mask layer of current screen brightness.
Embodiment 4：
With reference to Fig. 5, fourth embodiment of the invention provides a kind of fingerprint collecting method based on optical finger print technology, based on upper
Second embodiment shown in Fig. 3 is stated, the step S2300 " is based on the gray value, generates the mask layer, and in the finger
The region other than the fingerprint region in line pickup area, shows the mask layer " include：
Step S2310 obtains the size parameter in the fingerprint collecting region；
Above-mentioned, the size parameter, as fingerprint collecting region shared area size on the screen, parameter can be with
For pixel size, or range data, such as micron, millimeter, centimetre etc. data.In addition it is also possible to can be identified for other
Go out the space coordinate of the parameter of fingerprint collecting area size, such as area, length, width and height or major section, the seat in the site on edge
Mark etc. parameter.
Step S2320 generates the mask layer based on the gray value according to the size parameter；
Above-mentioned, in the present embodiment, mask layer needs that fingerprint collecting region is completely covered, to block the fingerprint
Bloom of pickup area during fingerprint collecting, to reduce influence of the high optical flare of screen to the eyesight of user.So needing
The size or size and the size or size in fingerprint collecting region for wanting mask layer match, and are getting the big of fingerprint collecting region
After small or size parameter, so draw out or generate it is matching with its size parameter, it can be blocked and based on described
The mask layer of gray value.
Step S2330, the region other than the fingerprint region in the fingerprint collecting region, shows the shade
Layer.
It is above-mentioned, after generating the mask layer, you can shown to the mask layer in corresponding region, to block
Firmly highlight area of the fingerprint collecting region in addition to fingerprint region.
Embodiment 5：
With reference to Fig. 6, fifth embodiment of the invention provides a kind of fingerprint collecting method based on optical finger print technology, based on upper
Fourth embodiment shown in fig. 5 is stated, the step S2320 " according to the size parameter, generates the shade based on the gray value
After layer ", further include：
Step S2340 carries out at transparence or blurring the mask layer according to the current brightness of display screen value
Reason generates the mask layer of transparence or blurring based on the brightness of display screen value.
Above-mentioned, mask layer, can be according to the brightness value of current display screen, so as to adjust mask layer itself when display
Gray scale, by making mask layer carry out transparence or Fuzzy processing, to generate the mask layer of transparence or blurring.In turn
Make user during carrying out optically detecting fingerprint, still can normally be seen by transparence or the mask layer of blurring
System UI under mask layer, and normal system UI, can be designed according to the design requirement of system itself, need not drop
The tone of low entirety UI is to coordinate optical ftngetpnnt acquisidon technology.
Embodiment 6：
With reference to Fig. 7 and Fig. 8, fifth embodiment of the invention provides a kind of fingerprint collecting method based on optical finger print technology,
Based on above-mentioned fourth embodiment shown in fig. 5, the step S2330 " fingerprint regions in the fingerprint collecting region
Region in addition shows the mask layer " after, further include：
Step S2350 obtains the pressure sensitivity pressure value of the corresponding fingerprint collecting of the touch signal；
It is above-mentioned, it is to be understood that pressure sensitivity touch-control (pressure touch technology) is to be configured with dynamics sensing in screen quadrangle
Device can perceive pressing dynamics, to be dubbed, flicking, again by the action feedback of three layers of dimension.It can allow in this way
Touch-control interacts " dynamics " dimension that weight is extended to from " time " dimension of long-press, and completely new sky has been opened for human-computer interaction
Between.Pressure touch technology enters the publication that the public visual field is derived from Apple Watch earliest, can by Force Touch equipment
To perceive the dynamics of light pressure and weight, and different corresponding functions is recalled, enriches the layer that user uses Mobile phone touch control to interact
Secondary and usage experience.
In the present embodiment, the carrier for carrying out fingerprint collecting identification is the touch screen with pressure sensitivity touch technology, using force
The pressure sensitivity touch screen of touch technologies.Pressure sensitivity when user carries out fingerprint collecting is obtained by force touch pressure sensitivity touch screens to touch
Pressure control force value.
It is above-mentioned, when fingerprint region proceeds by optical ftngetpnnt acquisidon to fingerprint, further obtain current finger pressing
Pressure sensitivity pressure value.
Step S2360 adjusts the gray scale of the mask layer based on the brightness of display screen value according to the pressure sensitivity pressure value
Value, and is acquired finger print data, in order to during optical ftngetpnnt acquisidon, passes through the gray value of the mask layer
Variation prompts the acquisition situation of the fingerprint.
Wherein, the step S2360 " according to the pressure sensitivity pressure value, the screening is adjusted based on the brightness of display screen value
The gray value of cap layer, and finger print data is acquired, in order to during optical ftngetpnnt acquisidon, pass through the mask layer
The variation of gray value prompt the acquisition situation of the fingerprint " include：
Step S2361 is based on the brightness of display screen value when the pressure sensitivity pressure value reaches pre-set pressure range, adjusts
The gray value of the mask layer is saved to fingerprint collecting tonal range；Also, start to acquire finger print data；
Step S2362 is based on the brightness of display screen value, adjusts the shade at the end of fingerprint data collection
The gray value of layer to acquisition terminates tonal range.
Above-mentioned, pre-set pressure range is preset adjustable value, is the judgement mark that optical finger print can carry out normal acquisition
Standard is then based on brightness of display screen value, carries out the ash to mask layer when the pressure sensitivity pressure value detected reaches pre-set pressure range
Angle value is adjusted, and is adjusted to fingerprint collecting tonal range.For example, it is 5000-8000 that pre-set pressure range, which can be pressure value,
As when pressure sensitivity pressure value reaches this range of pressure values of 5000-8000, gray value is carried out based on brightness of display screen value
Adjustment.Wherein, can be gray value increase, as color burn for the adjustment of gray value, or gray value is reduced,
As lighter, to prompt user fingerprints data or can start to acquire.
It is above-mentioned, at the end of fingerprint data collection, as during fingerprint collecting, get complete finger print data
Afterwards, you can according to brightness of display screen value, adjust the gray value of mask layer, adjust to end tonal range.
Wherein, it should be noted that the acquisition terminates tonal range with the fingerprint collecting tonal range in this implementation
It is different tonal range in example, has any different in gray value, as, user, can during carrying out optical ftngetpnnt acquisidon
The case where by the variation of the gray value of mask layer to know fingerprint collecting, for example, in user's touch fingerprint pickup area,
Pressure sensitivity pressure value is obtained, reaches fingerprint collecting tonal range in pressure sensitivity pressure value, as fingerprint collecting reaches acquisition standard, shade
Layer discoloration is Dark grey, and to proceed by fingerprint collecting, at the end of fingerprint data collection, expression system has been got
Whole finger print data, mask layer discoloration at this time is light gray, and expression system terminates the acquisition of finger print data, and user can move
Open finger.
By the color of mask layer or the variation of gray value, the case where to prompt user's optical ftngetpnnt acquisidon, prompt refers to
Line acquisition starts and fingerprint collecting terminates, and improves the efficiency of fingerprint collecting, while making user that can implement during fingerprint collecting
The whether correct of fingerprint collecting known, situations such as whether dynamics complies with standard, substantially increases user experience.
In addition, with reference to figure 9, the present invention also provides a kind of fingerprint acquisition devices based on optical finger print technology, including：It receives
Module 10 and setup module 20；
The receiving module 10, the touch signal of the optical ftngetpnnt acquisidon for receiving fingerprint collecting region；
The setup module 20, for the region other than the fingerprint region in the fingerprint collecting region, setting is blocked
The mask layer of the system UI of hi-bright mode, in order to carry out optics to the corresponding fingerprint of the touch signal in the fingerprint region
Fingerprint collecting.
In addition, the present invention also provides a kind of user terminal, including memory and processor, the memory is for storing
Fingerprint collecting program based on optical finger print technology, the processor operation fingerprint collecting journey based on optical finger print technology
Sequence is so that the computer equipment executes the fingerprint collecting method as described above based on optical finger print technology.
In addition, the present invention also provides a kind of computer readable storage medium, stored on the computer readable storage medium
There are the fingerprint collecting program based on optical finger print technology, the fingerprint collecting program based on optical finger print technology to be held by processor
The fingerprint collecting method as described above based on optical finger print technology is realized when row.
The embodiments of the present invention are for illustration only, can not represent the quality of embodiment.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical scheme of the present invention substantially in other words does the prior art
Going out the part of contribution can be expressed in the form of software products, which is stored in one as described above
In storage medium (such as ROM/RAM, magnetic disc, CD), including some instructions use so that a station terminal equipment (can be mobile phone,
Computer, server or network equipment etc.) execute method described in each embodiment of the present invention.
It these are only the preferred embodiment of the present invention, be not intended to limit the scope of the invention, it is every to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of fingerprint collecting method based on optical finger print technology, which is characterized in that including：
Receive the touch signal of the optical ftngetpnnt acquisidon in fingerprint collecting region；
The shade of the system UI of hi-bright mode is blocked in the region other than fingerprint region in the fingerprint collecting region, setting
Layer, in order to carry out optical ftngetpnnt acquisidon to the corresponding fingerprint of the touch signal in the fingerprint region.
2. the fingerprint collecting method as described in claim 1 based on optical finger print technology, which is characterized in that described " in the finger
The region other than fingerprint region in line pickup area, the mask layer of the system UI of hi-bright mode is blocked in setting, in order in institute
State fingerprint region and optical ftngetpnnt acquisidon carried out to the corresponding fingerprint of the touch signal " include：
Obtain current brightness of display screen value；
Gray value is calculated according to the current brightness of display screen value；
Based on the gray value, the mask layer is generated, and other than the fingerprint region in the fingerprint collecting region
Region shows the mask layer.
3. the fingerprint collecting method as claimed in claim 2 based on optical finger print technology, which is characterized in that described " according to described
Current brightness of display screen value calculates gray value " include：
Obtain the tonal gradation parameter and brightness degree parameter of display screen；
Based on calculation formula：Gray value=(current brightness of display screen value/brightness degree parameter) × tonal gradation parameter, calculates
To the gray value.
4. the fingerprint collecting method as claimed in claim 2 based on optical finger print technology, which is characterized in that described " based on described
Gray value, generates the mask layer, and the region other than the fingerprint region in the fingerprint collecting region, described in display
Mask layer " includes：
Obtain the size parameter in the fingerprint collecting region；
According to the size parameter, the mask layer based on the gray value is generated；
The region other than the fingerprint region in the fingerprint collecting region, shows the mask layer.
5. the fingerprint collecting method as claimed in claim 4 based on optical finger print technology, which is characterized in that described " according to described
Size parameter generates the mask layer based on the gray value " after, further include：
According to the current brightness of display screen value, transparence or Fuzzy processing are carried out to the mask layer, generated based on described
The transparence of brightness of display screen value or the mask layer of blurring.
6. the fingerprint collecting method as claimed in claim 4 based on optical finger print technology, which is characterized in that described " in the finger
The region other than the fingerprint region in line pickup area, shows the mask layer " after, further include：
Obtain the pressure sensitivity pressure value of the corresponding fingerprint collecting of the touch signal；
According to the pressure sensitivity pressure value, the gray value of the mask layer is adjusted based on the brightness of display screen value, and to fingerprint
Data are acquired, in order to during optical ftngetpnnt acquisidon, described in the variation prompt by the gray value of the mask layer
The acquisition situation of fingerprint.
7. the fingerprint collecting method as claimed in claim 6 based on optical finger print technology, which is characterized in that described " according to described
Pressure sensitivity pressure value, the gray value of the mask layer is adjusted based on the brightness of display screen value, and is acquired to finger print data,
In order to which during optical ftngetpnnt acquisidon, the acquisition feelings of the fingerprint are prompted by the variation of the gray value of the mask layer
Condition " includes：
When the pressure sensitivity pressure value reaches pre-set pressure range, it is based on the brightness of display screen value, adjusts the mask layer
Gray value is to fingerprint collecting tonal range；Also, start to acquire finger print data；
At the end of the fingerprint data collection, it is based on the brightness of display screen value, adjusts the gray value of the mask layer to adopting
Collection terminates tonal range.
8. a kind of fingerprint acquisition device based on optical finger print technology, which is characterized in that including：Receiving module and setup module；
The receiving module, the touch signal of the optical ftngetpnnt acquisidon for receiving fingerprint collecting region；
The setup module, for the region other than the fingerprint region in the fingerprint collecting region, highlighted mould is blocked in setting
The mask layer of the system UI of formula is adopted in order to carry out optical finger print to the corresponding fingerprint of the touch signal in the fingerprint region
Collection.
9. a kind of user terminal, which is characterized in that including memory and processor, the memory is based on optics for storing
The fingerprint collecting program of fingerprint technique, the processor operation fingerprint collecting program based on optical finger print technology is so that institute
State fingerprint collecting method of the computer equipment execution based on optical finger print technology as described in any one of claim 1-7.
10. a kind of computer readable storage medium, which is characterized in that be stored with based on light on the computer readable storage medium
The fingerprint collecting program of fingerprint technique is learned, the fingerprint collecting program based on optical finger print technology is realized when being executed by processor
Fingerprint collecting method based on optical finger print technology as described in any one of claim 1-7.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810322236.5A CN108520241B (en) | 2018-04-11 | 2018-04-11 | Fingerprint acquisition method and device based on optical fingerprint technology and user terminal |
| PCT/CN2019/082301 WO2019196909A1 (en) | 2018-04-11 | 2019-04-11 | Fingerprint collection method and apparatus based on optical fingerprint technology, and user terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810322236.5A CN108520241B (en) | 2018-04-11 | 2018-04-11 | Fingerprint acquisition method and device based on optical fingerprint technology and user terminal |
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| Publication Number | Publication Date |
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| CN108520241A true CN108520241A (en) | 2018-09-11 |
| CN108520241B CN108520241B (en) | 2020-10-23 |
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| CN201810322236.5A Active CN108520241B (en) | 2018-04-11 | 2018-04-11 | Fingerprint acquisition method and device based on optical fingerprint technology and user terminal |
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| WO (1) | WO2019196909A1 (en) |
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| CN109344589A (en) * | 2018-09-12 | 2019-02-15 | 北京小米移动软件有限公司 | Unlocked by fingerprint method, apparatus and storage medium |
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| WO2019196909A1 (en) | 2019-10-17 |
| CN108520241B (en) | 2020-10-23 |
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