CN108664929A - A kind of fingerprint collecting method and terminal - Google Patents
A kind of fingerprint collecting method and terminal Download PDFInfo
- Publication number
- CN108664929A CN108664929A CN201810445124.9A CN201810445124A CN108664929A CN 108664929 A CN108664929 A CN 108664929A CN 201810445124 A CN201810445124 A CN 201810445124A CN 108664929 A CN108664929 A CN 108664929A
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- Prior art keywords
- fingerprint
- pickup area
- information
- target
- terminal
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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
-
- 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
- G06V40/1347—Preprocessing; Feature extraction
Abstract
A kind of fingerprint collecting method of offer of the embodiment of the present invention and terminal, are related to field of terminal technology, to solve the problems, such as that terminal recognition fingerprinting process power consumption is larger.This method includes：In the case where the preset fingerprint pickup area on the display screen of terminal detects object run, determine that the corresponding target fingerprint pickup area of object run, target fingerprint pickup area meet first condition in preset fingerprint pickup area；In the corresponding fingerprint of target fingerprint pickup area acquisition object run；Wherein, first condition includes at least one following：The dimension information of target fingerprint pickup area is that the location information of pre-set dimension information and target fingerprint pickup area is preset position information.
Description
Technical field
The present embodiments relate to field of terminal technology more particularly to a kind of fingerprint collecting method and terminals.
Background technology
With the development of terminal technology, the application of fingerprint identification technology in the terminal is more and more.
In general, when optical fingerprint identification technology identifies fingerprint under terminal is using screen, first, terminal detects the finger of user
Touch fingerprint identification region；Then the fingerprint identification region display high-brightness picture that terminal can be on a display screen carries for fingerprint collecting
For light source；Finally, terminal acquires fingerprint in fingerprint identification region again.
However, in fingerprint recognition, terminal is typically to obtain the collected data of entire fingerprint identification region, on display screen
Fingerprint identification region area is bigger, and the area of the highlighted picture of display is also bigger, and the useful region acquired is only fingerprint recognition
A part in region so causes the power consumption of terminal recognition fingerprinting process larger.
Invention content
A kind of fingerprint collecting method of offer of the embodiment of the present invention and terminal, it is larger to solve terminal recognition fingerprinting process power consumption
The problem of.
In order to solve the above-mentioned technical problem, the embodiment of the present invention is realized in：
In a first aspect, the embodiment of the present invention provides a kind of fingerprint collecting method, the preset fingerprint on the display screen of terminal
In the case that pickup area detects object run, the corresponding target of the object run is determined in the preset fingerprint pickup area
Fingerprint collecting region, the target fingerprint pickup area meet first condition；Target behaviour is acquired in the target fingerprint pickup area
Make corresponding fingerprint；Wherein, which includes at least one following：The dimension information of the target fingerprint pickup area is
The location information of pre-set dimension information and the target fingerprint pickup area is preset position information.
Second aspect, the embodiment of the present invention additionally provide a kind of terminal, which includes：Determining module and acquisition module；
The determining module, in the case of detecting object run for the preset fingerprint pickup area on the display screen of the terminal,
Determine that the corresponding target fingerprint pickup area of the object run, the target fingerprint pickup area are full in the preset fingerprint pickup area
Sufficient first condition；The acquisition module, the target fingerprint pickup area for being determined in the determining module acquire the object run
Corresponding fingerprint；Wherein, which includes at least one following：The dimension information of the target fingerprint pickup area is pre-
If dimension information and the location information of the target fingerprint pickup area are preset position information.
The third aspect an embodiment of the present invention provides a kind of terminal, including processor, memory and is stored in the memory
Computer program that is upper and can running on the processor, realizes such as first aspect when which is executed by the processor
The step of described fingerprint collecting method.
Fourth aspect, an embodiment of the present invention provides a kind of computer readable storage medium, the computer-readable storage mediums
Computer program is stored in matter, and fingerprint collecting method as described in relation to the first aspect is realized when which is executed by processor
The step of.
In embodiments of the present invention, the preset fingerprint pickup area on the display screen of terminal detects the feelings of object run
Under condition, terminal determines the corresponding target fingerprint pickup area of object run, target fingerprint acquisition in preset fingerprint pickup area
Region meets first condition；In the corresponding fingerprint of target fingerprint pickup area acquisition object run；Wherein, under first condition includes
At least one of state：The dimension information of target fingerprint pickup area is pre-set dimension information and target fingerprint pickup area
Location information is preset position information.Due to since the dimension information of target fingerprint pickup area is pre-set dimension information, target
The location information in fingerprint collecting region is preset position information, i.e. the size of target fingerprint pickup area fixes, thus terminal without
It need to determine the size of target fingerprint pickup area depending on the user's operation every time, and terminal is according to pre- dimension information and predeterminated position
Face of the target fingerprint pickup area area that at least one of information determines relative to the entire fingerprint collecting region in terminal
Product is smaller, and during fingerprint collecting, terminal only needs to acquire the data in target fingerprint pickup area, so that eventually
The lower power consumption in fingerprint recognition is held, the user experience is improved.
Description of the drawings
Fig. 1 is a kind of configuration diagram of possible Android operation system provided in an embodiment of the present invention；
Fig. 2 is a kind of flow diagram of fingerprint collecting method provided in an embodiment of the present invention；
Fig. 3 is a kind of target fingerprint pickup area schematic diagram provided in an embodiment of the present invention；
Fig. 4 is a kind of schematic diagram of determining target fingerprint identification region provided in an embodiment of the present invention；
Fig. 5 is a kind of schematic diagram of the area in alternative fingerprint collecting region of amplification provided in an embodiment of the present invention；
Fig. 6 is a kind of schematic diagram of fingerprint feature point provided in an embodiment of the present invention；
Fig. 7 is a kind of possible structural schematic diagram of terminal provided in an embodiment of the present invention；
Fig. 8 is the possible structural schematic diagram of another terminal provided in an embodiment of the present invention；
Fig. 9 is the possible structural schematic diagram of another terminal provided in an embodiment of the present invention；
Figure 10 is a kind of hardware architecture diagram of terminal provided in an embodiment of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained without creative efforts
Example, shall fall within the protection scope of the present invention.
It should be noted that "/" herein indicate or the meaning, for example, A/B can indicate A or B；Herein
"and/or" is only a kind of incidence relation of description affiliated partner, indicates may exist three kinds of relationships, for example, A and/or B, it can
To indicate：Individualism A exists simultaneously A and B, these three situations of individualism B." multiple " refer to two or more.
It should be noted that in the embodiment of the present invention, " illustrative " or " such as " etc. words make example, example for indicating
Card or explanation.Be described as in the embodiment of the present invention " illustrative " or " such as " any embodiment or design scheme do not answer
It is interpreted than other embodiments or design scheme more preferably or more advantage.Specifically, " illustrative " or " example are used
Such as " word is intended to that related notion is presented in specific ways.
Terminal in the embodiment of the present invention can be the terminal with operating system.The operating system can be Android
(Android) operating system can be ios operating systems, can also be other possible operating systems, the embodiment of the present invention is not
Make specific limit.
Below by taking Android operation system as an example, introduce what fingerprint collecting method provided in an embodiment of the present invention was applied
Software environment.
As shown in Figure 1, being a kind of configuration diagram of possible Android operation system provided in an embodiment of the present invention.Scheming
In 1, the framework of Android operation system includes 4 layers, respectively：Application layer, application framework layer, system operation library layer and
Inner nuclear layer (is specifically as follows Linux inner core).
Wherein, application layer includes each application program (including system application and in Android operation system
Tripartite's application program).
Application framework layer is the frame of application program, and developer can be in the exploitation of the frame in accordance with application program
In the case of principle, some application programs are developed based on application framework layer.
System operation library layer includes library (also referred to as system library) and Android operation system running environment.Library is mainly Android behaviour
All kinds of resources needed for it are provided as system.Android operation system running environment is used to provide software loop for Android operation system
Border.
Inner nuclear layer is the operating system layer of Android operation system, belongs to the bottom of Android operation system software level.It is interior
Stratum nucleare provides core system service and hardware-related driver based on linux kernel for Android operation system.
By taking Android operation system as an example, in the embodiment of the present invention, developer can be based on above-mentioned Android as shown in Figure 1
The software program of fingerprint collecting method provided in an embodiment of the present invention is realized in the system architecture of operating system, exploitation, so that
The fingerprint collecting method can be run based on Android operation system as shown in Figure 1.I.e. processor or terminal device can lead to
It crosses and runs software program realization fingerprint collecting method provided in an embodiment of the present invention in Android operation system.
The fingerprint collecting method of the embodiment of the present invention is illustrated with reference to Fig. 2.Fig. 2 provides for the embodiment of the present invention
A kind of fingerprint collecting method flow diagram, as shown in Fig. 2, the fingerprint collecting method includes S201-S202：
S201, in the case where the preset fingerprint pickup area on the display screen of terminal detects object run, terminal exists
Determine that the corresponding target fingerprint pickup area of object run, target fingerprint pickup area meet first in preset fingerprint pickup area
Condition.
Wherein, first condition includes at least one following：The dimension information of target fingerprint pickup area is pre-set dimension
The location information of information and target fingerprint pickup area is preset position information.
Optionally, " the preset fingerprint pickup area " in the embodiment of the present invention can be located at any one on terminal display screen
A position, the embodiment of the present invention are not especially limited position of the preset fingerprint pickup area in display screen.
It should be noted that the acquisition zone in fingerprint pressing plate in " preset fingerprint pickup area " or terminal
Domain, the embodiment of the present invention do not limit the position of preset fingerprint pickup area in the terminal.
It should be noted that the region that target fingerprint pickup area can have any shape, such as round, rectangle are (square
Shape or rectangle), ellipse and other irregular figures, the embodiment of the present invention this is not especially limited.
Optionally, the shape of target fingerprint pickup area is circle, and pre-set dimension information is circular radius, predeterminated position
Relative coordinate of the information for any point in the relative coordinate and circular edges in the circular center of circle with respect to the center of circle.
Optionally, the shape of target fingerprint pickup area is rectangle, and pre-set dimension information is the length value and width of rectangular edges
Angle value, preset position information are the relative coordinate on four vertex of rectangle.
It is appreciated that when above-mentioned rectangle is square, the length of side for the wherein a line that pre-set dimension information is square.
The pressing input of the touch screen of terminal, long-press are inputted, suspended it should be noted that object run can be user
Inputs, the embodiment of the present invention such as input (input of the user near touch screen) are not especially limited this.
S202, terminal are in the corresponding fingerprint of target fingerprint pickup area acquisition object run.
Optionally, when terminal optical fingerprint identification technology lower using screen, terminal only needs to store target fingerprint acquisition zone
The corresponding highlighted picture of size in domain shows corresponding highlighted picture after determining target fingerprint pickup area in the region
.
It is appreciated that highlighted dimension of picture can centainly make terminal largely highlight picture without storage, it can make end
Processing time is not only shortened in end when determining target fingerprint pickup area, but also can reduce the complexity of processing.
Fingerprint collecting method provided in an embodiment of the present invention, the preset fingerprint pickup area detection on the display screen of terminal
In the case of object run, terminal determines the corresponding target fingerprint acquisition zone of object run in preset fingerprint pickup area
Domain, target fingerprint pickup area meet first condition.Wherein, first condition includes at least one following：Target fingerprint acquires
The dimension information in region is that the location information of pre-set dimension information and target fingerprint pickup area is preset position information.
Terminal is in the corresponding fingerprint of target fingerprint pickup area acquisition object run after determining target fingerprint pickup area.Due to target
The dimension information in fingerprint collecting region is pre-set dimension information, and the location information of target fingerprint pickup area is believed for predeterminated position
Breath, the i.e. size of target fingerprint pickup area are fixed, therefore terminal determines that target fingerprint is adopted depending on the user's operation without every time
The size in collection region, and the target fingerprint pickup area area that at least one of pre- dimension information and preset position information determine
Area relative to the entire fingerprint collecting region in terminal is smaller, and during fingerprint collecting, terminal only needs to acquire target
Data in fingerprint collecting region, so that lower power consumption of the terminal in fingerprint recognition, the user experience is improved.
In a kind of possible realization method, the S201 in above-mentioned fingerprint collecting method provided in an embodiment of the present invention specifically may be used
To pass through S201a and S201b realizations：
S201a, terminal determine the position of the corresponding touch area of object run.
Optionally, the position of touch area can be determined by sensor, such as be passed by pressure sensor or optics
Sensor determines that the embodiment of the present invention is not especially limited this.
It should be noted that in the embodiment of the present invention, object run can be the operation of contact display screen, such as press
In display screen, or the operation of display screen is not contacted, such as vacantly in the position closer apart from display screen, the present invention is implemented
Example is not especially limited this.
The position and target information of S201b, terminal according to touch area determine that target refers in preset fingerprint pickup area
Line pickup area.
Wherein, target information includes at least one of pre-set dimension information and preset position information.
Optionally, the position of touch area can be determined by the central point of the corresponding touch area of object run, to
Target fingerprint pickup area can be determined in preset fingerprint pickup area according to the central point and target information of touch area.
It should be noted that terminal can also be by more on the edge of the point of other in touch area such as touch area
A point determines that the position of touch area, the embodiment of the present invention are not especially limited this.
Illustratively, using the shape of target fingerprint pickup area as rectangle, target information be pre-set dimension information for,
Fig. 3 is target fingerprint pickup area schematic diagram provided in an embodiment of the present invention, it is assumed that the object run of user is shown in Fig. 3
Pressing operation, the then central point for the touch area that terminal determines are the A points in Fig. 3, and pre-set dimension information is that length value is 3 centimetres
Width value is 2 centimetres, then rectangle A1A2A3A4 is target fingerprint pickup area.
It should be noted that above-mentioned only illustrated using the shape of target fingerprint pickup area as rectangle, the present invention is real
Apply the shape in the unlimited fingerprint collecting region that sets the goal of example, or other shapes, the embodiment of the present invention do not limit this specifically
It is fixed.
Based on the program, terminal can be according in the position of touch area and pre-set dimension information and preset position information
At least one determining target fingerprint pickup area, since pre-set dimension information and preset position information are the information being obtained ahead of time,
Terminal, to save the overall time of fingerprint recognition, saves the process resource of terminal without being obtained when identification every time.
In a kind of possible realization method, the preset fingerprint pickup area on the display screen of terminal detects object run
Before, above-mentioned fingerprint collecting method can also include S203 and S204：
S203, terminal obtain the location information set of fingerprint in user's typing fingerprint.
Wherein, location information set includes the location information of M fingerprint feature point, the position letter of the M fingerprint feature point
Breath includes the relative distance between the fingerprint feature point that any two is adjacent in the M fingerprint feature point, the M fingerprint feature point
For positioned at the fingerprint feature point at the corresponding finger-print region edge of fingerprint, M is positive integer.
In general, the point of interruption occurred in the grain pattern of fingerprint, bifurcation, turning point, ramification point, isolated point, circling point, short grain etc.
It is referred to as fingerprint feature point.According to user's individual difference, there are 50~100 fingerprint feature points, the present invention to implement on a fingerprint
Example is not especially limited the number for the fingerprint feature point that location information set includes.
It is understood that terminal can be referred in user's typing fingerprint by the fingerprint collecting region typing on display screen
Line, can also by the fingerprint collecting region typing fingerprint in physical button, such as the fingerprint collecting region that is covered after terminal or
Fingerprint collecting region on person's terminal home buttons, the embodiment of the present invention are not especially limited this.
It is appreciated that user's typing fingerprint can be the fingerprint of typing user when user buys terminal, or user
Fingerprint is re-typed after a period of use, and the embodiment of the present invention is not especially limited this.
S204, terminal determine at least one in pre-set dimension information and preset position information according to location information set.
It should be noted that terminal can obtain different types of parameter according to the shape of target fingerprint pickup area, show
Example property, table 1 is the corresponding pre-set dimension information of several figures provided in the embodiment of the present invention and preset position information difference
Corresponding parameter.First condition according to the target fingerprint pickup area of different shape determinations is different.
Table 1
It should be noted that terminal can determine target fingerprint pickup area according to each relative coordinate in location information
Area and shape etc..
It should be noted that above table is merely illustrative, the corresponding target fingerprint pickup area of different shape
Pre-set dimension information and preset position information are different, will not enumerate herein.
Illustratively, Fig. 4 is the schematic diagram of determining target fingerprint identification region provided in an embodiment of the present invention, it is assumed that user
In the region typing fingerprint as shown in (a) in Fig. 4, terminal is circle according to the pre-set dimension information of the determination of the fingerprint of typing
Radius is R, and determining preset position information is that the center of circle is point F1 (X1, Y1) on display screen, and the coordinate of any point on circle is
(X2, Y2), wherein (X2-X1) is the radius of circle；When the central point of the corresponding operating area of the object run of user is in Fig. 4
(b) shown in F2 (X3, Y3) on display screen, then terminal determine that target fingerprint pickup area is using F2 as the center of circle, with (X2-
X1) be circle the corresponding border circular areas of radius be terminal determine target fingerprint pickup area.
It should be noted that when terminal is deleting fingerprint after this fingerprint collecting and re-types fingerprint, then terminal root
The location information set of fingerprint feature point is obtained according to the fingerprint re-typed, the location information set of the fingerprint feature point is corresponding
Fingerprint feature point quantity and position may be the same or different, and the embodiment of the present invention is not especially limited this.
Based on the program, terminal can obtain the location information set of fingerprint in typing fingerprint, wherein position information set
Conjunction includes the location information of M fingerprint feature point, and the location information of the M fingerprint feature point includes appointing in M fingerprint feature point
The relative distance anticipated between two adjacent fingerprint feature points, the M fingerprint feature point are positioned at the corresponding finger-print region of fingerprint
The fingerprint feature point at edge, M are positive integer, to according to the information in location information set can determine pre-set dimension information and
In preset position information at least one of, in order to terminal in the case where detecting object run according to pre-set dimension information and
At least one in preset position information determines target fingerprint pickup area.
In a kind of possible realization method, S201b in above-mentioned fingerprint collecting method specifically can by S201b1 and
S201b2 is realized：
The position and target information of S201b1, terminal according to touch area determine alternative in preset fingerprint pickup area
Fingerprint collecting region.
It should be noted that the fingerprint feature point of the size and acquisition in alternative fingerprint collecting region in the embodiment of the present invention
Marginal position have correspondence.
S201b2, terminal are amplified the area in alternative fingerprint collecting region, are adopted with obtaining target fingerprint according to preset multiple
Collect region.
It should be noted that the central point of the target fingerprint pickup area obtained in above-mentioned S201b2 can and object run
The central point of corresponding touch area is in the same position.
Optionally, the S201b in above-mentioned fingerprint collecting method can also be realized by S201b3-S201b5：
S201b3, terminal determine the area in alternative fingerprint collecting region according to target information.
It should be noted that in the embodiment of the present invention, when the figure in alternative fingerprint collecting region is round or square
When (can determine that the corresponding parameter of figure according only to area, such as parameter is the length of side or radius), target information can be with
For the area in alternative fingerprint collecting region, the embodiment of the present invention is not especially limited this.
S201b4, terminal are amplified the area in alternative fingerprint collecting region, are adopted with obtaining target fingerprint according to preset multiple
Collect the area in region.
S201b5, terminal are acquired according to the area of the position and target fingerprint pickup area of touch area in preset fingerprint
Target fingerprint pickup area is determined in region.
Specifically, terminal can be using the central point of touch area as the central point of target fingerprint pickup area.
It is appreciated that terminal can amplify alternative fingerprint collecting region by different executive modes.It can be pre- in terminal
The location information and dimension information for first storing alternative fingerprint collecting region, when terminal detects and needs to acquire fingerprint according to alternative
One in the location information and dimension information in fingerprint collecting region and preset multiple and central point determine that target fingerprint acquires
Region；The position of the target fingerprint pickup area according to alternative fingerprint collecting region and preset multiple determination can also be prestored
Information and dimension information；Terminal detect need acquire fingerprint when, according to the position of above-mentioned target fingerprint pickup area believe
Breath and dimension information and central point determine position of the target pickup area on terminal display screen.
It should be noted that in order to amplify the area in alternative fingerprint collecting region, preset multiple is more than in the embodiment of the present invention
1。
Illustratively, Fig. 5 is the schematic diagram of the area in the alternative fingerprint collecting region of amplification provided in an embodiment of the present invention, false
If the figure of preset target fingerprint pickup area is square, it is assumed that with the intersection point C of straight line L1 and straight line L2 for above-mentioned target
Corresponding central point is operated, square a1a2a3a4 is the alternative finger that terminal is determined according to S201b1 in above-mentioned fingerprint collecting method
Line pickup area, terminal are enlarged into 1 times of alternative fingerprint collecting region according to default amplification factor, such as the length of side, then terminal is with C
Centered on point, with the area in 2 times of the side of the alternative area alternative fingerprint collecting regions of amplification, amplified region b1b2b3b4 is
For target fingerprint pickup area.
Based on the program, terminal amplifies the area in alternative fingerprint collecting region, obtained target refers to according to preset multiple
Line pickup area is more larger than determining alternative fingerprint collecting region area, so that gathered data is more when fingerprint collecting
Add accurate.
In a kind of possible realization method, above-mentioned fingerprint collecting method further includes S205 and S206 after S203：
S205, terminal obtain the position letter of N number of fingerprint feature point of the fingerprint acquired when fingerprint recognition in preset time period
Breath, N is positive integer.
It should be noted that preset time period can be the period of set time length, or meet certain change
The period of law, such as interval time is increasingly longer or interval time is mutually same, the embodiment of the present invention does not make this to have
Body limits.
S206, terminal update location information set according to the location information of N number of fingerprint feature point.
It should be noted that N can be identical with M, it can also be differed with M, usually repeatedly identification refers in a long time
During line, determining fingerprint feature point quantity can increase that can reduce can also be identical, the embodiment of the present invention to this not
Make specific limit.
In turn, S204 can specifically be executed by S204a in above-mentioned fingerprint collecting method：
S204a, terminal are determined according to updated location information set in pre-set dimension information and preset position information
At least one of.
At least one of it should be noted that in determination pre-set dimension information and preset position information in above-mentioned S204a,
At least one of it can be appreciated that in update pre-set dimension information and preset position information.
It is appreciated that after S204a, pre-set dimension information and predeterminated position letter can be determined according to what is determined in S204a
Breath determines the corresponding target fingerprint pickup area of object run, so that the target fingerprint pickup area determined can be more in line with
The demand of user.
Illustratively, Fig. 6 is the schematic diagram of fingerprint feature point provided in an embodiment of the present invention, it is assumed that is in (a) in Fig. 6
The distribution map of the fingerprint feature point acquired when terminal typing fingerprint, including 11 fingerprint feature points, it is assumed that goal-selling fingerprint is adopted
Integrate region as rectangular area, then the distribution of the fingerprint feature point of basis, terminal can determine the size of target fingerprint pickup area
Information be Fig. 6 in (a) shown in rectangle length and width, such as the length of W1W2 and W2W3 length.Certain terminal can also
Determine the preset position information of target fingerprint pickup area, which can be each vertex relative to other vertex
Relative coordinate.When terminal is when using the fingerprint feature point of typing, by preset time period, terminal can make according to user
It is matched with the template of typing fingerprint with the fingerprint feature point acquired every time, if determining other fingerprints by certain rule
When characteristic point is also the fingerprint feature point of the user fingerprints, for example, being filled out in fingerprint feature point distribution map shown in (b) in Fig. 6
When filling other characteristic points that 3 points for black are determining, terminal is according to the determination of the distribution map of the fingerprint feature point redefined
The pre-set dimension information or preset position information of target fingerprint pickup area, for example, pre-set dimension information is (b) institute in Fig. 6
The length and width of the rectangle shown, for example, the length of V1V2 and V2V3 length, preset position information can be each vertex relative to
The relative coordinate on other vertex.
Based on the program, terminal can be according to the position of N number of fingerprint feature point of the fingerprint acquired within a preset period of time
Information update location information set, to according to updated location information set, update pre-set dimension information and predeterminated position
At least one of in information, it can make the use habit for determining that target fingerprint pickup area is more nearly user.
It is adopted it should be noted that fingerprint collecting method provided in an embodiment of the present invention can be applied not only to optical finger print
Collection, can also be applied to capacitance type fingerprint acquisition and ultrasonic fingerprint acquisition, and the embodiment of the present invention is not especially limited this.
Fig. 7 is a kind of possible structural schematic diagram of terminal provided in an embodiment of the present invention, as shown in fig. 7, terminal 70 includes
Determining module 701 and acquisition module 702；Determining module 701, for the preset fingerprint pickup area on the display screen of terminal 70
In the case of detecting object run, the corresponding target fingerprint acquisition zone of object run is determined in preset fingerprint pickup area
Domain, target fingerprint pickup area meet first condition；Acquisition module 702, the target fingerprint for being determined in determining module 701 are adopted
Collect the corresponding fingerprint of region acquisition object run；Wherein, first condition includes at least one following：Target fingerprint pickup area
Dimension information be the location information of pre-set dimension information and target fingerprint pickup area be preset position information.
Optionally, determining module 701 is specifically used for：Determine the position of the corresponding touch area of object run；According to touch
Position and the target information for touching region determine that target fingerprint pickup area, target information include in preset fingerprint pickup area
At least one of pre-set dimension information and preset position information.
Optionally, in conjunction with Fig. 7, as shown in figure 8, terminal 70 further includes acquisition module 703；Acquisition module 703, at end
Before preset fingerprint pickup area on the display screen at end 70 detects object run, the fingerprint is obtained in user's typing fingerprint
Location information set, location information set includes the location information of M fingerprint feature point, the position of the M fingerprint feature point
Information includes the relative distance between the fingerprint feature point that any two is adjacent in M fingerprint feature point, the M fingerprint feature point
For positioned at the fingerprint feature point at the corresponding finger-print region edge of the fingerprint, M is positive integer；Determining module 701 is additionally operable to basis and obtains
The location information set that modulus block 703 obtains determines at least one in pre-set dimension information and preset position information.
Optionally, determining module 701 is specifically used for：According to touch area position and target information, in preset fingerprint
Alternative fingerprint collecting region is determined in pickup area；According to preset multiple, the area in alternative fingerprint collecting region is amplified, with
To target fingerprint pickup area.
Optionally, in conjunction with Fig. 8, as shown in figure 9, terminal 70 further includes update module 704；Acquisition module 703, is additionally operable to
The finger that the when of obtaining fingerprint recognition in preset time period after the location information set of the fingerprint acquires is obtained when user's typing fingerprint
The location information of N number of fingerprint feature point of line, N are positive integer；Update module 704, the N for being obtained according to acquisition module 703
The location information of a fingerprint feature point updates location information set；Determining module 701 is specifically used for according to update module 704 more
Location information set after new determines at least one in pre-set dimension information and preset position information.
Optionally, the shape of target fingerprint pickup area is circle, and pre-set dimension information is circular radius, predeterminated position
Relative coordinate of the information for any point in the relative coordinate and circular edges in the circular center of circle with respect to the center of circle；Alternatively, target fingerprint is adopted
Integrate the shape in region as rectangle, pre-set dimension information is the length value and width value of rectangular edges, and preset position information is rectangle
The relative coordinate on four vertex.
Terminal 70 provided in an embodiment of the present invention can realize each process that terminal is realized in above method embodiment, be
It avoids repeating, which is not described herein again.
A kind of hardware architecture diagram of Figure 10 terminals of each embodiment to realize the present invention, the terminal 100 include but
It is not limited to：Radio frequency unit 101, network module 102, audio output unit 103, input unit 104, sensor 105, display unit
106, the components such as user input unit 107, interface unit 108, memory 109, processor 110 and power supply 111.This field
Technical staff is appreciated that the restriction of the not structure paired terminal of terminal structure shown in Figure 10, terminal may include than diagram
More or fewer components either combine certain components or different components arrangement.In embodiments of the present invention, terminal packet
Include but be not limited to mobile phone, tablet computer, laptop, palm PC, car-mounted terminal, wearable device and pedometer etc..
Wherein, processor 110 detect object run for the preset fingerprint pickup area on the display screen of terminal
In the case of, the corresponding target fingerprint pickup area of object run, target fingerprint acquisition zone are determined in preset fingerprint pickup area
Domain meets first condition；Sensor 105, in the corresponding fingerprint of target fingerprint pickup area acquisition object run；Wherein,
One condition includes at least one following：The dimension information of target fingerprint pickup area is that pre-set dimension information and target refer to
The location information of line pickup area is preset position information.
Terminal provided in an embodiment of the present invention, the preset fingerprint pickup area on the display screen of terminal detect that target is grasped
In the case of work, terminal determines that the corresponding target fingerprint pickup area of object run, target refer in preset fingerprint pickup area
Line pickup area meets first condition；In the corresponding fingerprint of target fingerprint pickup area acquisition object run；Wherein, first condition
Including at least one following：The dimension information of target fingerprint pickup area is that pre-set dimension information and target fingerprint acquire
The location information in region is preset position information.Due to since the dimension information of target fingerprint pickup area is believed for pre-set dimension
The location information of breath, target fingerprint pickup area is preset position information, i.e. the size of target fingerprint pickup area is fixed, therefore
Terminal passes through pre- dimension information and default position without determining the size of target fingerprint pickup area depending on the user's operation every time
The target fingerprint pickup area area that at least one of confidence breath determines is relative to the entire fingerprint collecting region in terminal
Area is smaller, and during fingerprint collecting, terminal only needs to acquire the data in target fingerprint pickup area, so that
Lower power consumption of the terminal in fingerprint recognition, the user experience is improved.
It should be understood that the embodiment of the present invention in, radio frequency unit 101 can be used for receiving and sending messages or communication process in, signal
Send and receive, specifically, by from base station downlink data receive after, to processor 110 handle；In addition, by uplink
Data are sent to base station.In general, radio frequency unit 101 includes but not limited to antenna, at least one amplifier, transceiver, coupling
Device, low-noise amplifier, duplexer etc..In addition, radio frequency unit 101 can also by radio communication system and network and other set
Standby communication.
Terminal has provided wireless broadband internet to the user by network module 102 and has accessed, and such as user is helped to receive and dispatch electricity
Sub- mail, browsing webpage and access streaming video etc..
It is that audio output unit 103 can receive radio frequency unit 101 or network module 102 or in memory 109
The audio data of storage is converted into audio signal and exports to be sound.Moreover, audio output unit 103 can also provide and end
The relevant audio output of specific function (for example, call signal receives sound, message sink sound etc.) that end 100 executes.Sound
Frequency output unit 103 includes loud speaker, buzzer and receiver etc..
Input unit 104 is for receiving audio or video signal.Input unit 104 may include graphics processor
(Graphics Processing Unit, GPU) 1041 and microphone 1042, graphics processor 1041 is in video acquisition mode
Or the image data of the static images or video obtained by image capture apparatus (such as camera) in image capture mode carries out
Reason.Treated, and picture frame may be displayed on display unit 106.Through graphics processor 1041, treated that picture frame can be deposited
Storage is sent in memory 109 (or other storage mediums) or via radio frequency unit 101 or network module 102.Mike
Wind 1042 can receive sound, and can be audio data by such acoustic processing.Treated audio data can be
The format output of mobile communication base station can be sent to via radio frequency unit 101 by being converted in the case of telephone calling model.
Terminal 100 further includes at least one sensor 105, such as optical sensor, motion sensor and other sensors.
Specifically, optical sensor includes ambient light sensor and proximity sensor, wherein ambient light sensor can be according to ambient light
Light and shade adjusts the brightness of display panel 1061, and proximity sensor can close display panel when terminal 100 is moved in one's ear
1061 and/or backlight.As a kind of motion sensor, accelerometer sensor can detect in all directions (generally three axis) and add
The size of speed can detect that size and the direction of gravity when static, can be used to identify terminal posture (such as horizontal/vertical screen switching,
Dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap) etc.；Sensor 105 can be with
Including fingerprint sensor, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer, hygrometer, thermometer,
Infrared sensor etc., details are not described herein.
Display unit 106 is for showing information input by user or being supplied to the information of user.Display unit 106 can wrap
Display panel 1061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode may be used
Forms such as (Organic Light-Emitting Diode, OLED) configure display panel 1061.
User input unit 107 can be used for receiving the number or character information of input, and generates and set with the user of terminal
It sets and the related key signals of function control inputs.Specifically, user input unit 107 include touch panel 1071 and other
Input equipment 1072.Touch panel 1071, also referred to as touch screen, collect user on it or neighbouring touch operation (such as
User is using any suitable objects or attachment such as finger, stylus on touch panel 1071 or near touch panel 1071
Operation).Touch panel 1071 may include both touch detecting apparatus and touch controller.Wherein, touch detecting apparatus is examined
The touch orientation of user is surveyed, and detects the signal that touch operation is brought, transmits a signal to touch controller；Touch controller from
Touch information is received on touch detecting apparatus, and is converted into contact coordinate, then gives processor 110, receives processor 110
The order sent simultaneously is executed.Furthermore, it is possible to using multiple types such as resistance-type, condenser type, infrared ray and surface acoustic waves
Realize touch panel 1071.In addition to touch panel 1071, user input unit 107 can also include other input equipments 1072.
Specifically, other input equipments 1072 can include but is not limited to physical keyboard, function key (such as volume control button, switch
Button etc.), trace ball, mouse, operating lever, details are not described herein.
Further, touch panel 1071 can be covered on display panel 1061, when touch panel 1071 is detected at it
On or near touch operation after, send processor 110 to determine the type of touch event, be followed by subsequent processing device 110 according to touch
The type for touching event provides corresponding visual output on display panel 1061.Although in Fig. 10, touch panel 1071 with it is aobvious
Show that panel 1061 is to realize the function that outputs and inputs of terminal as two independent components, but in certain embodiments,
The function that outputs and inputs that can touch panel 1071 and display panel 1061 be integrated and be realized terminal, does not limit specifically herein
It is fixed.
Interface unit 108 is the interface that external device (ED) is connect with terminal 100.For example, external device (ED) may include it is wired or
Wireless head-band earphone port, external power supply (or battery charger) port, wired or wireless data port, memory card port,
For connecting the port of device with identification module, the port audio input/output (I/O), video i/o port, ear port
Etc..Interface unit 108 can be used for receiving the input (for example, data information, electric power etc.) from external device (ED) and will
One or more elements that the input received is transferred in terminal 100 or can be used for terminal 100 and external device (ED) it
Between transmission data.
Memory 109 can be used for storing software program and various data.Memory 109 can include mainly storing program area
And storage data field, wherein storing program area can storage program area, application program (such as the sound needed at least one function
Sound playing function, image player function etc.) etc.；Storage data field can store according to mobile phone use created data (such as
Audio data, phone directory etc.) etc..In addition, memory 109 may include high-speed random access memory, can also include non-easy
The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 110 is the control centre of terminal, using the various pieces of various interfaces and the entire terminal of connection, is led to
It crosses operation or executes the software program and/or module being stored in memory 109, and call and be stored in memory 109
Data execute the various functions and processing data of terminal, to carry out integral monitoring to terminal.Processor 110 may include one
Or multiple processing units；Preferably, processor 110 can integrate application processor and modem processor, wherein application processing
The main processing operation system of device, user interface and application program etc., modem processor mainly handles wireless communication.It can manage
Solution, above-mentioned modem processor can not also be integrated into processor 110.
Terminal 100 can also include the power supply 111 (such as battery) powered to all parts, it is preferred that power supply 111 can be with
It is logically contiguous by power-supply management system and processor 110, to by power-supply management system realize management charging, electric discharge, with
And the functions such as power managed.
In addition, terminal 100 includes some unshowned function modules, details are not described herein.
Preferably, the embodiment of the present invention also provides a kind of terminal, and in conjunction with Figure 10, including processor 110, memory 109 is deposited
The computer program that can be run on memory 109 and on processor 110 is stored up, which is executed by processor 110
Each process of the above-mentioned fingerprint collecting method embodiments of Shi Shixian, and identical technique effect can be reached, to avoid repeating, here
It repeats no more.
The embodiment of the present invention also provides a kind of computer readable storage medium, and meter is stored on computer readable storage medium
Calculation machine program, the computer program realize each process of above-mentioned fingerprint collecting method embodiment, and energy when being executed by processor
Reach identical technique effect, to avoid repeating, which is not described herein again.Wherein, above-mentioned computer readable storage medium, such as only
Read memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disc
Or CD etc..
It should be noted that herein, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that process, method, article or device including a series of elements include not only those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including this
There is also other identical elements in the process of element, method, article or device.
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 a storage medium
In (such as ROM/RAM, magnetic disc, CD), including some instructions are used so that a station terminal (can be mobile phone, computer, service
Device, air conditioner or network equipment etc.) execute method described in each embodiment of the present invention.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited in above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form belongs within the protection of the present invention.
Claims (12)
1. a kind of fingerprint collecting method, which is characterized in that the method includes：
In the case where the preset fingerprint pickup area on the display screen of terminal detects object run, adopted in the preset fingerprint
Collect and determines that the corresponding target fingerprint pickup area of the object run, the target fingerprint pickup area meet first in region
Part；
The corresponding fingerprint of the object run is acquired in the target fingerprint pickup area；
Wherein, the first condition includes at least one following：The dimension information of the target fingerprint pickup area is default
Dimension information and the location information of the target fingerprint pickup area are preset position information.
2. according to the method described in claim 1, it is characterized in that, it is described in the preset fingerprint pickup area determine described in
The corresponding target fingerprint pickup area of object run, including：
Determine the position of the corresponding touch area of the object run；
According to the position of the touch area and target information, the target fingerprint is determined in the preset fingerprint pickup area
Pickup area, the target information include at least one of the pre-set dimension information and described preset position information.
3. according to the method described in claim 2, it is characterized in that, the preset fingerprint acquisition zone on the display screen of terminal
Before domain detects object run, the method further includes：
The location information set of the fingerprint is obtained in user's typing fingerprint, the location information set includes that M fingerprint is special
Levy the location information of point, the location information of the M fingerprint feature point include in the M fingerprint feature point any two it is adjacent
Fingerprint feature point between relative distance, the M fingerprint feature point be positioned at the corresponding finger-print region edge of the fingerprint
Fingerprint feature point, M is positive integer；
Gather according to the positional information, determines at least one in the pre-set dimension information and the preset position information.
4. according to the method described in claim 2, it is characterized in that, described believe according to the position of the touch area and target
Breath determines the target fingerprint pickup area in the preset fingerprint pickup area, including：
According to the position of the touch area and the target information, alternative fingerprint is determined in the preset fingerprint pickup area
Pickup area；
According to preset multiple, the area in the alternative fingerprint collecting region is amplified, to obtain the target fingerprint pickup area.
5. according to the method described in claim 3, it is characterized in that, the position for obtaining the fingerprint in user's typing fingerprint
After setting information aggregate, the method further includes：
The location information of N number of fingerprint feature point of the fingerprint acquired when fingerprint recognition in preset time period is obtained, N is just whole
Number；
According to the location information of N number of fingerprint feature point, the location information set is updated；
It is described to gather according to the positional information, determine at least one in the pre-set dimension information and the preset position information
, including：
According to the updated location information set, determine in the pre-set dimension information and the preset position information extremely
One item missing.
6. according to the method described in claim 1, it is characterized in that,
The shape of the target fingerprint pickup area is circle, and the pre-set dimension information is the circular radius, described pre-
If location information is the opposite seat in the relatively described center of circle of any point in the relative coordinate and the circular edges in the circular center of circle
Mark；Alternatively,
The shape of the target fingerprint pickup area is rectangle, and the pre-set dimension information is the length value and width of the rectangular edges
Angle value, the preset position information are the relative coordinate on four vertex of the rectangle.
7. a kind of terminal, which is characterized in that the terminal includes determining module and acquisition module；
The determining module detects the feelings of object run for the preset fingerprint pickup area on the display screen of the terminal
Under condition, the corresponding target fingerprint pickup area of the object run, the target are determined in the preset fingerprint pickup area
Fingerprint collecting region meets first condition；
The acquisition module, the target fingerprint pickup area for being determined in the determining module acquire the object run
Corresponding fingerprint；
Wherein, the first condition includes at least one following：The dimension information of the target fingerprint pickup area is default
Dimension information and the location information of the target fingerprint pickup area are preset position information.
8. terminal according to claim 7, which is characterized in that the determining module is specifically used for：
Determine the position of the corresponding touch area of the object run；
According to the position of the touch area and target information, the target fingerprint is determined in the preset fingerprint pickup area
Pickup area, the target information include at least one of the pre-set dimension information and described preset position information.
9. terminal according to claim 8, which is characterized in that the terminal further includes acquisition module；
The acquisition module, before detecting object run for the preset fingerprint pickup area on the display screen of terminal,
The location information set of the fingerprint is obtained when user's typing fingerprint, the location information set includes M fingerprint feature point
Location information, the location information of the M fingerprint feature point include the fingerprint that any two is adjacent in the M fingerprint feature point
Relative distance between characteristic point, the M fingerprint feature point are the fingerprint positioned at the corresponding finger-print region edge of the fingerprint
Characteristic point, M are positive integer；
The determining module is additionally operable to the location information set obtained according to the acquisition module, determines the default ruler
At least one of in very little information and the preset position information.
10. terminal according to claim 8, which is characterized in that the determining module is specifically used for：
According to the position of the touch area and the target information, alternative fingerprint is determined in the preset fingerprint pickup area
Pickup area；
According to preset multiple, the area in the alternative fingerprint collecting region is amplified, to obtain the target fingerprint pickup area.
11. terminal according to claim 9, which is characterized in that the terminal further includes update module；
The acquisition module, acquisition is default after being additionally operable to the location information set for obtaining the fingerprint in user's typing fingerprint
The location information of N number of fingerprint feature point of the fingerprint acquired when fingerprint recognition in period, N are positive integer；
The update module, the location information of N number of fingerprint feature point for being obtained according to the acquisition module update institute
State location information set；
The determining module is specifically used for, according to the updated location information set of the update module, determining described pre-
At least one of if in dimension information and the preset position information.
12. terminal according to claim 7, which is characterized in that
The shape of the target fingerprint pickup area is circle, and the pre-set dimension information is the circular radius, described pre-
If location information is the opposite seat in the relatively described center of circle of any point in the relative coordinate and the circular edges in the circular center of circle
Mark；Alternatively,
The shape of the target fingerprint pickup area is rectangle, and the pre-set dimension information is the length value and width of the rectangular edges
Angle value, the preset position information are the relative coordinate on four vertex of the rectangle.
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| CN201810445124.9A CN108664929B (en) | 2018-05-10 | 2018-05-10 | Fingerprint acquisition method and terminal |
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|---|---|---|---|
| CN201810445124.9A CN108664929B (en) | 2018-05-10 | 2018-05-10 | Fingerprint acquisition method and terminal |
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| CN110188698A (en) * | 2019-05-31 | 2019-08-30 | Oppo广东移动通信有限公司 | A kind of method for controlling fingerprint identification, device and computer readable storage medium |
| CN110390261A (en) * | 2019-06-13 | 2019-10-29 | 北京汽车集团有限公司 | Object detection method, device, computer readable storage medium and electronic equipment |
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| CN106874846A (en) * | 2017-01-03 | 2017-06-20 | 上海创功通讯技术有限公司 | A kind of fingerprint identification method and identifying device based on terminal screen |
| CN107025451A (en) * | 2017-04-27 | 2017-08-08 | 上海天马微电子有限公司 | A kind of display panel and display device |
| CN107563165A (en) * | 2017-08-25 | 2018-01-09 | 广东欧珀移动通信有限公司 | Fingerprint identification method, device, storage medium and terminal |
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| US20160092718A1 (en) * | 2014-07-16 | 2016-03-31 | Eric Dean Jensen | Fingerprint sensor |
| CN106874846A (en) * | 2017-01-03 | 2017-06-20 | 上海创功通讯技术有限公司 | A kind of fingerprint identification method and identifying device based on terminal screen |
| CN107025451A (en) * | 2017-04-27 | 2017-08-08 | 上海天马微电子有限公司 | A kind of display panel and display device |
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| CN108664929B (en) | 2020-08-04 |
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