CN108304769A - Fingerprint identification method, terminal and computer readable storage medium - Google Patents
Fingerprint identification method, terminal and computer readable storage medium Download PDFInfo
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- CN108304769A CN108304769A CN201711351280.0A CN201711351280A CN108304769A CN 108304769 A CN108304769 A CN 108304769A CN 201711351280 A CN201711351280 A CN 201711351280A CN 108304769 A CN108304769 A CN 108304769A
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06V40/1324—Sensors therefor by using geometrical optics, e.g. using prisms
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Abstract
The embodiment of the invention discloses a kind of fingerprint identification method, terminal and computer readable storage medium, terminal therein includes processor and the display induction screen being connected to the processor, wherein：The display induction screen includes cover-plate glass and at least one display sensing unit, and the display sensing unit includes sensing unit and at least two display pixel cells；The display pixel cells are for sending out pixel light；When the display induction screen is pressed by user's finger, the sensing unit is used to receive the light that the pixel light that the display pixel cells are sent out is returned after the finger face reflection in the display induction screen；The processor obtains the light parameter that the sensing unit receives, and forms fingerprint image according to the light parameter, and the fingerprint image is identified.The embodiment of the present invention forms display induction screen by combining display screen and induction screen, can directly realize fingerprint recognition on a display screen, not additional occupied terminal space surface, while promoting fingerprint recognition efficiency.
Description
Technical field
The present invention relates to technical field of mobile terminals, and in particular to a kind of fingerprint identification method, terminal and computer-readable
Storage medium.
Background technology
Since fingerprint has unchangeable property, uniqueness and convenience, field of biological recognition most extensive utilization is become
Feature.Access control system, PC, especially mobile terminal never stop probing into for fingerprint identification technology.
Special module is usually arranged to carry out fingerprint recognition, such as in mobile phone in existing mobile terminal fingerprint recognition
Integrated fingerprint recognition unit in HOME keys, or press and be identified in the back side of mobile phone setting sensor reception finger.It will
Fingerprint identification module is placed in the mobile phone back side, does not meet the use habit of user, and places it in front, and needs to occupy specially
Region, this is not inconsistent with nowadays mobile terminal full frameization development trend.
Invention content
In view of this, a kind of fingerprint identification method of offer of the embodiment of the present invention, terminal and computer readable storage medium, it can
Fingerprint recognition is directly realized on a display screen, not additional occupied terminal space surface.
In a first aspect, the embodiment of the present invention provides a kind of mobile terminal, including processor and it is connected to the processor
Display induction screen, wherein：
The display induction screen includes cover-plate glass and at least one display sensing unit, and the display sensing unit includes
Sensing unit and at least two display pixel cells；
At least two display pixel cells are respectively used to send out the pixel light of different colours；
When the cover-plate glass of the display induction screen is pressed by user's finger, the sensing unit for receive it is described extremely
The light that the pixel light that few two display pixel cells are sent out is returned after the finger face reflection in the display induction screen；
The processor is used to obtain the light ginseng that the sensing unit at least one display sensing unit receives
Number, and fingerprint image is formed according to the light parameter, and the fingerprint image is identified.
Second aspect, an embodiment of the present invention provides a kind of fingerprint identification method, be applied to include processor and with institute
The mobile terminal for stating the fingerprint recognition module of processor connection, the method includes：
The fingerprint recognition module receives finger pressing, receives after showing that induction screen is reflected the pixel light sent out by finger face
The light of return；
The processor obtains light parameter, according to the light parameter formed fingerprint image and to the fingerprint image into
Row identification.
Optionally, described receive shows that induction screen is also wrapped the pixel light sent out by the light returned after the reflection of finger face before
It includes：
Detection shows the pressure generated when induction screen is pressed by user's finger and confirms that the pressure has reached preset pressure
Threshold value.
The third aspect, an embodiment of the present invention provides a kind of terminal, the terminal includes processor, input equipment, output
Equipment and memory, the processor, input equipment, output equipment and memory are connected with each other, wherein the memory is used for
Computer program is stored, the computer program includes program instruction, and the processor is configured for that described program is called to refer to
It enables, executes the method as described in embodiment second aspect.
Fourth aspect is used to store computer journey an embodiment of the present invention provides a kind of computer readable storage medium
Sequence, wherein the computer program makes computer execute the method as described in embodiment second aspect.
As can be seen that the embodiment of the present invention by sensing unit and display pixel cells by being combined composition display induction
Screen, then when user's finger presses display induction screen, sensing unit receives the pixel light that display pixel cells are sent out
Referred to the light returned after the reflection of face by user, forms fingerprint image；Terminal handler obtains light parameter and forms fingerprint image,
Then fingerprint image is identified.In this process, fingerprint recognition can be directly realized on a display screen, without additional
Occupied terminal space surface.And due to can be operated in the full frame range of mobile phone, keeps fingerprint collecting more efficient, fingerprint can be promoted
The efficiency of identification.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Figure 1A is a kind of mobile terminal structure schematic diagram in the embodiment of the present invention；
Figure 1B is another mobile terminal structure schematic diagram in the embodiment of the present invention；
Fig. 2 is a kind of fingerprint identification process schematic diagram in the embodiment of the present invention；
Fig. 3 is a kind of display sensing unit structural schematic diagram in the embodiment of the present invention；
Fig. 4 A are a kind of display inductive layer schematic enlarged-scale views in the embodiment of the present invention；
Fig. 4 B are a kind of formation fingerprint image process schematics in the embodiment of the present invention；
Fig. 5 is another fingerprint identification process schematic diagram in the embodiment of the present invention；
Fig. 6 is a kind of fingerprint identification method flow diagram in the embodiment of the present invention；
Fig. 7 is another fingerprint identification method flow diagram in the embodiment of the present invention；
Fig. 8 is a kind of specific fingerprint identification method flow diagram in the embodiment of the present invention；
Fig. 9 is a kind of fingerprint recognition terminal schematic block diagram in the 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 only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It should be appreciated that ought use in this specification and in the appended claims, term " comprising " and "comprising" instruction
Described feature, entirety, step, operation, the presence of element and/or component, but one or more of the other feature, whole is not precluded
Body, step, operation, element, component and/or its presence or addition gathered.
It is also understood that the term used in this description of the invention is merely for the sake of the mesh for describing specific embodiment
And be not intended to limit the present invention.As description of the invention and it is used in the attached claims, unless on
Other situations are hereafter clearly indicated, otherwise " one " of singulative, "one" and "the" are intended to include plural form.
It will be further appreciated that the term "and/or" used in description of the invention and the appended claims is
Refer to any combinations and all possible combinations of one or more of associated item listed, and includes these combinations.
As used in this specification and in the appended claims, term " if " can be according to context quilt
Be construed to " when ... " or " once " or " in response to determination " or " in response to detecting ".Similarly, phrase " if it is determined that " or
" if detecting [described condition or event] " can be interpreted to mean according to context " once it is determined that " or " in response to true
It is fixed " or " once detecting [described condition or event] " or " in response to detecting [described condition or event] ".
In the specific implementation, the terminal described in the embodiment of the present invention is including but not limited to such as with touch sensitive surface
The mobile phone, laptop computer or tablet computer of (for example, touch-screen display and/or touch tablet) etc it is other just
Portable device.It is to be further understood that in certain embodiments, the equipment is not portable communication device, but with tactile
Touch the desktop computer of sensing surface (for example, touch-screen display and/or touch tablet).
In following discussion, the terminal including display and touch sensitive surface is described.It is, however, to be understood that
It is that terminal may include one or more of the other physical user-interface device of such as physical keyboard, mouse and/or control-rod.
Terminal supports various application programs, such as one of the following or multiple：Drawing application program, demonstration application journey
Sequence, word-processing application, website create application program, disk imprinting application program, spreadsheet applications, game application
Program, telephony application, videoconference application, email application, instant messaging applications, exercise
Support application program, photo management application program, digital camera application program, digital camera application program, web-browsing application
Program, digital music player application and/or video frequency player application program.
The various application programs that can be executed in terminal can use at least one public of such as touch sensitive surface
Physical user-interface device.It can adjust and/or change among applications and/or in corresponding application programs and touch sensitive table
The corresponding information shown in the one or more functions and terminal in face.In this way, the public physical structure of terminal is (for example, touch
Sensing surface) it can support the various application programs with intuitive and transparent user interface for a user.
A is please referred to Fig.1, Figure 1A is a kind of structural schematic diagram of mobile terminal 100 provided in an embodiment of the present invention, the shifting
Moving terminal 100 includes：Processor 101, display induction screen 102, processor 101 are carried out with display induction screen 102 by bus 103
Connection.Alleged processor 101 can be central processing unit (Central Processing Unit, CPU), and the processor is also
Can be other general processors, digital signal processor (Digital Signal Processor, DSP), special integrated electricity
Road (Application Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field-
Programmable Gate Array, FPGA) either other programmable logic device, discrete gate or transistor logic,
Discrete hardware components etc..General processor can be microprocessor or the processor can also be any conventional processor
Deng.
Show that induction screen 102 includes at least at least one display sensing unit and cover-plate glass, display sensing unit includes
Sensing unit and at least two display pixel cells.Display pixel cells are that can send out the pixel of red light respectively, are sent out
The pixel of green light, and the pixel of blue light can be sent out.In an alternate embodiment of the invention, a display sensing unit can wrap
Include two or three display pixel points, you can with any two or three in the pixel including sending out three kinds of light of red, green, blue
It is a.These three pixels can respectively send out individual colored light, and combination of two can send out different colored lights again, such as red
Light and green light combine to form yellow light, and feux rouges and blue light combine to form purple light, and green light and blue light combine to form green light；Three kinds of pixels
Equivalent combines, and can form white light.
In addition, sensing unit is can to receive optical signal, and convert optical signal into the photoelectric cell of electric signal, including light
Electric diode, phototriode etc..When user carries out fingerprint recognition, the cover-plate glass that terminal shows induction screen is pressed with finger,
The light irradiation user that display pixel cells are sent out refers to face, refers to and is reflected in face of irradiation light, sensing unit refers to for receiving
The light returned after the reflection of face.
Processor 101 obtains the light parameter that sensing unit receives, and forms fingerprint image according to light parameter, and right
Fingerprint image is identified.Identification process includes that fingerprint image is carried out Characteristic Contrast with the comparison fingerprint image stored before,
If characteristic matching completes fingerprint recognition.
In embodiments of the present invention, it needs to show using terminal when identifying using optical finger print, therefore acquiring fingerprint
Screen emits beam, and is then reflected by the finger of pressing on a terminal screen, obtains complete fingerprint image, the finger of terminal
Line identification module is again identified it.In this process, terminal may be used display induction screen and emit beam, and then utilize
The light that display induction screen reflects finger face incudes, and forms fingerprint image.Therefore, terminal can be directly in display induction screen
Fingerprint recognition is carried out, without reserved special fingerprint identification region.As shown in Figure 1B, it is one kind in the embodiment of the present invention
The structural schematic diagram of mobile terminal 110, display induction screen 111 are located at terminal front side screen, can complete above-mentioned fingerprint acquisition step.
As shown in Fig. 2, being a kind of fingerprint identification process schematic diagram.In an alternate embodiment of the invention, display induction screen includes lid
Glass sheet 202, the display inductive layer 203 parallel with cover-plate glass 202 show the sensing unit and at least two in sensing unit
Display pixel cells are in display inductive layer 203.It shows and can be seen that including display pixel list after inductive layer 203 amplifies
First A1, A2, A3 and A4 etc., they can send out red, blue, green three-color pixel light respectively；Wherein further include sensing unit be B,
Optical signal can be incuded and be converted into electric signal.Sensing unit B is interspersed in display pixel cells, and it is single to form display induction
Member, finger 201 press cover-plate glass 202, and the display pixel cells of display inductive layer 203 send out light irradiation and refer to face 204, refer to face
204 pairs of light reflect, and the sensing unit of display inductive layer 203 is received and incuded to reflected light, and opticpath 205 is such as
Shown in figure.
In addition, as shown in figure 3, being to show that one in inductive layer 303 shows sensing unit, shows including at least two
Show pixel unit, is display pixel cells 1 and display pixel cells 2 302, further includes a sensing unit 303, in this way
One display inductive layer of structure composition in display sensing unit.
In an alternate embodiment of the invention, the display sensing unit composition one in multiple display inductive layers as shown in Figure 3 is complete
Whole display inductive layer is the organigram of a display inductive layer, and one of display sensing unit with reference to Fig. 4 A
Enlarged drawing, display pixel cells include sending out the red pixel cell R_LED of feux rouges, send out the blue pixel cells of blue light
B_LED sends out the green pixel cell G_LED of green light, and sensing unit includes photodiode, and putting in order between them can
To be that a display pixel cells combine a sensing unit or two display pixel cells to combine a sensing unit,
Can also be that three display pixel cells combine a sensing unit, formation one can be shown but also photosensitive display induction is single
Member.
Since the structure feature of fingerprint is different, fingerprint reflection light information that the photodiode of sensing unit receives
It is different, according to the light information for the varying strength that sensing unit receives, the complete fingerprint image letter of a width can be formed
Breath is as shown in Figure 4 B the fingerprint image that finger pressing is formed in display induction screen, and terminal shows that inductive layer receives fingerprint
The fingerprint of pressing area 41 presses, and then carries out opto-electronic conversion, shape to the light of the finger face reflection received by sensing unit
At fingerprint image.
It is another fingerprint identification process schematic diagram with reference to Fig. 5.In an alternate embodiment of the invention, the display induction screen of terminal
Including cover-plate glass 502, the display layer 504 parallel with cover-plate glass 502 and inductive layer 505, the induction in sensing unit is shown
Unit is in inductive layer 504, and at least two display pixel cells are in display layer 505.Optionally, display layer 504 is located at
Between inductive layer 505 and cover-plate glass 502.In addition, display layer 504 is made of display pixel cells A1/A2/A3/A4 etc., and
A1/A2/A3/A4 sends out the different pixel light of red, blue, green three colors respectively；Inductive layer 505 is made of sensing unit B, and wherein B can
To be two machine pipe of photoelectricity or phototriode.Display layer 504, which emits beam and irradiates, refers to face 506, due to the display picture of display layer
Include white space 508 between plain unit, so the light reflected when light irradiation refers to face can be appeared from white space 508
And inductive layer 505 is reached, inductive layer 505 receives the light for referring to the reflection of face 506, and opticpath 507 is as shown in the figure.
In an alternate embodiment of the invention, the mobile terminal further includes pressure sensor, for detect show induction screen by with
The pressure generated when the finger pressing of family, and start fingerprint recognition module when the pressure reaches preset pressure threshold value.Work as user
In using terminal, certain moment may be by finger stop on a terminal screen without input fingerprint intention, if
Sensing unit all to user fingerprints incude and by processor known when user's finger stops on a terminal screen each time
Not, amount waste and a memory consumption will be caused, therefore pressure sensor is set in mobile terminal, it is possible to reduce this waste.
In another optional embodiment, can also always on sensing unit, but the pressure received in pressure sensor reach it is default
When threshold value, the light parameter sensed is just transmitted to processor and is handled, terminal memory consumption can be effectively reduced in this way.
Based on mobile terminal described in Figure 1A -1B, Fig. 6 is referred to, is that a kind of fingerprint provided in an embodiment of the present invention is known
Other method structural schematic diagram, the fingerprint identification method in the present embodiment are applied in Figure 1A, 1B of the embodiment of the present invention, 3 and 4A
Terminal and structure, it may include following below scheme：
601, when the cover-plate glass of the display induction screen is pressed by user's finger, described in the sensing unit reception extremely
The light that the pixel light that few two display pixel cells are sent out is returned after the finger face reflection in the display induction screen.
Terminal in embodiments of the present invention, including optical fingerprint identifies that module, terminal show aobvious inside induction screen
Show that sensing unit emits beam, when user's finger, which presses, shows induction screen, the light irradiation that display sensing unit is sent out refers to face,
And refer to and reflected in face of the light, then show that sensing unit receives the light being reflected back.Wherein show sensing unit knot
Display pixel cells and the function of sensing unit have been closed, red, green, blue three-color pixel light can be sent out and at the same time reflection can be incuded
The light returned.
In an alternate embodiment of the invention, display induction screen can be Thin Film Transistor-LCD (Thin Film
Transistor-Liquid Crystal Display, TFT-LCD), light emitting diode (Light Emitting Diode,
LED) display screen, Organic Light Emitting Diode (Organic Light-Emitting Di ode, OLED) display screen etc..
602, the processor obtains the light ginseng that the sensing unit at least one display sensing unit receives
Number, and fingerprint image is formed according to the light parameter, and the fingerprint image is identified.
Display induction screen emits beam, and receives the reflection referred in face of light, due to uneven, the fingerprint of dactylotype
The opticpath length for being reflected into display induction screen is also different, and opticpath length difference results in each sensing unit to receive
Light intensity it is also different, in this way, light information parameter of the processor according to the varying strength got, can form one it is complete
Then whole information in fingerprint is identified described image information according to fingerprint image gathered in advance.
In embodiments of the present invention, by by display pixel cells and sensing unit combination, forming display induction sense unit,
Joining cover plate glass, which is formed, shows induction screen, then by pressing finger in display induction screen, fingerprint is acquired, finally by data
It sends processor to and carries out fingerprint recognition.This process forms display induction by combining sensing unit and display pixel cells
Screen, makes user that can directly realize fingerprint recognition on a display screen, not additional occupied terminal space surface, while improving fingerprint knowledge
Other efficiency.
Fig. 7 is another fingerprint identification method provided in an embodiment of the present invention, and the fingerprint in the present embodiment as shown in the figure is known
Other method comprises the following processes：
701, detection shows pressure that induction screen generates when being pressed by user's finger and to confirm that the pressure has reached default
Pressure threshold.
In embodiments of the present invention, fingerprint recognition is carried out in display induction screen due to user's finger, while user's operation is whole
It holds and shows induction screen in contact always when screen, therefore, in this process, it is necessary to judge that user is in operating terminal screen
Curtain, or carrying out fingerprint recognition.When user's finger presses terminal screen, pressure sensor receives the pressure of user's finger simultaneously
Detect whether the pressure reaches the preset pressure threshold of terminal, if reached, with regard to carrying out step 702.
In an alternate embodiment of the invention, multiple pressure sensing threshold values can also be set, i.e., when terminal receives multiple fingers
When pressing, then carry out next fingerprinting step.Because when user's finger operating terminal screen, typically using a finger
It is pressed or is slided, index finger or thumb press or sliding screen are such as individually used, if that user uses multiple fingers simultaneously
Press terminal screen, so that it may to judge that user view carries out fingerprint recognition, confirm multiple finger pressures or institute that terminal receives
It states multiple finger pressures and reaches predetermined threshold value, carry out step 702.
702, finger pressing is received, the light for showing that induction screen returns to the pixel light sent out after the reflection of finger face is received.
When the finger pressure that the pressure sensor of terminal receives meets preset condition, the sensing unit of terminal is opened.
In an alternate embodiment of the invention, preset condition can be that a finger meets preset pressure threshold value, can also be that multiple fingers meet
Preset pressure threshold value.After opening terminal induction unit, terminal shows that inductive layer reception user refers to face pressing terminal screen and reflected
The light returned afterwards, uneven due to referring to face, the light intensity of return is different, and terminal shows the light letter that inductive layer receives
Breath is also different.
703, light parameter is obtained, fingerprint image is formed according to the light parameter and the fingerprint image is known
Not.
Terminal handler obtains light parameter herein, and according to light parameter formation fingerprint image and to the fingerprint
Image is identified identical as step 602, and details are not described herein.
In an alternate embodiment of the invention, the sensing unit of terminal can also be always maintained at unlatching, but acquire fingerprint receiving
When, while whether the pressure for detecting the finger pressing received reaches predetermined threshold value, if reaching predetermined threshold value, will refer to
Line information is sent to processor and is handled, if not up to predetermined threshold value, abandons the finger print information.
In embodiments of the present invention, pressure sensor is set in terminal, and first determines that terminal receives before fingerprint recognition
Finger pressing pressure whether reach predetermined threshold value, if reached, carry out fingerprint recognition, conversely, then without fingerprint know
Not.Such process can reduce the consumption to electricity, while reduce processor memory consumption.
Fig. 8 is a kind of specific fingerprint identification method flow diagram provided in an embodiment of the present invention, this reality as shown in the figure
The fingerprint identification method flow applied in example includes the following steps：
801, it acquires and stores comparison finger print information.
Assuming that the mobile terminal that user uses is mobile phone, and the fingerprint identification method of the present embodiment applies to the mobile phone.It is first
First, the finger print information that user is identified by mobile phone acquisition for certification can use one or more finger pressings or sliding mobile phone
The finger print information received be processed and stored in mobile phone EMS memory by screen, mobile phone, the comparison identification after being used for.
802, finger pressing is received.
In embodiments of the present invention, there are two types of the case where user need to use fingerprint recognition, at the mobile phone of user
In black state, user needs using fingerprint identity recognition and is waken up to mobile phone；Another kind be user application program into
It has gone locking, has needed through fingerprint identity recognition and unlock application.When user needs to carry out fingerprint recognition, hand is pressed with finger
Machine screen, in this process, the finger pressing operation of user includes several situations：Mobile phone screen is pressed using some finger
Curtain, such as any one finger in thumb, index finger, middle finger, the third finger or little finger；Mobile phone is pressed using multiple fingers simultaneously
Screen, for example screen or any other multiple finger groups are pressed using thumb and index finger pressing screen or index finger and middle finger simultaneously
Close pressing mobile phone screen；Multiple fingers press mobile phone screen successively, including ten fingers of two hands arbitrarily organize merging successively
Press screen.
After receiving finger pressing, step 803 is executed.
803, detection shows pressure that induction screen generates when being pressed by user's finger and to confirm that the pressure has reached default
Pressure threshold.
When finger presses mobile phone display induction screen, show that the display inductive layer inside induction screen can not directly acquire fingerprint
And certification is identified, show that the sensing unit in inductive layer is closed or shows that the fingerprint parameter that inductive layer receives does not pass
Processor is passed to be identified.Before this, it needs first to detect the pressure generated when display induction screen is pressed by user's finger simultaneously
Confirm that the pressure has reached preset pressure threshold value.Optionally, user's finger pressing display sense can also individually or simultaneously be detected
The stay time that should shield determines that stay time reaches predetermined threshold value.After meeting above-mentioned condition, step 804 is carried out.
804, sensing unit is opened, the light for showing that induction screen returns to the pixel light sent out after the reflection of finger face is received.
In embodiments of the present invention, the display induction screen of mobile phone includes to show and incude two kinds of functions, can be sent out various
The light of color, and the light returned can be reflected finger face and received and incuded, the optical signal sensed is then converted into electricity
Signal simultaneously passes to cell phone processor.In this process, since inducing function and display function are incorporated in display induction screen,
So user can carry out fingerprint collecting in any position of terminal screen, this is beneficial to extend fingerprint identification region simultaneously and show
The range of display screen.
805, light parameter is obtained, fingerprint image is formed according to the light parameter and is carried out with the comparison finger print information
To other, completion identification.
In embodiments of the present invention, processor obtains the light parameter for showing that induction screen senses, is then joined according to light
Number form is compared at fingerprint image, and by described image and pre-stored image, completes identification.During comparison,
May include several situations：First, the fingerprint image received is matched with a certain fingerprint image characteristics of storage；Second is that receiving
Fingerprint image matched with all fingerprint image characteristics of storage, both of these case can be arranged to complete identification condition.
In embodiments of the present invention, multiple finger print informations are acquired and store, then by the way that pressure sensing is arranged on mobile phone
Whether pressure value when device detection user presses mobile phone screen reaches preset pressure threshold value, if reaching pressure threshold, carries out
Fingerprint recognition, by show induction screen emit beam irradiation user refer to face, then receive user refer to face reflection light, processor
Light parameter is obtained, forms fingerprint image, and compared with multiple finger print informations of storage, completes identification.In this process
In, multiple comparison finger print informations are preset, help to increase safety, and pressure threshold, which is arranged, to be helped to save mobile phone electricity and place
Device memory is managed, provide display and inducing function makes the not additional occupied terminal space surface of fingerprint recognition to display induction screen simultaneously, together
When improve fingerprint recognition efficiency.
The embodiment of the present invention also provides a kind of fingerprint recognition terminal, which is used to execute the list of any one of aforementioned method
Member.Specifically, it is a kind of schematic block diagram of fingerprint recognition terminal provided in an embodiment of the present invention referring to Fig. 9.The present embodiment
Terminal includes：
Show that sensing unit 91, the pixel light for sending out different colours carry for user's pressing in the finger of terminal screen
It for light, and receives user and refers to the light parameter returned after the reflection of face, and the light parameter is submitted at processor
Reason.
Wherein, display sensing unit 91 includes display pixel cells 910 and sensing unit 911, and display pixel cells 910 are used
In the pixel light for sending out different colours, the reception of sensing unit 911 returns after referring to the pixel light that face reflective display pixel unit is sent out
Light, form light parameter, and corresponding light parameter submitted into processor and is handled.
A kind of computer readable storage medium, the computer-readable storage medium are provided in another embodiment of the invention
Matter is stored with computer program, and the computer program includes program instruction, and described program instruction is realized when being executed by processor：
The light parameter that the sensing unit at least one display sensing unit receives is obtained, and is joined according to the light
Number form is identified at fingerprint image, and to the fingerprint image.
The computer readable storage medium can be the internal storage unit of the terminal described in aforementioned any embodiment, example
Such as the hard disk or memory of terminal.The computer readable storage medium can also be the External memory equipment of the terminal, such as
The plug-in type hard disk being equipped in the terminal, intelligent memory card (Smart Media Card, SMC), secure digital (Secure
Digital, SD) card, flash card (Flash Card) etc..Further, the computer readable storage medium can also be wrapped both
The internal storage unit for including the terminal also includes External memory equipment.The computer readable storage medium is described for storing
Other programs needed for computer program and the terminal and data.The computer readable storage medium can be also used for temporarily
When store the data that has exported or will export.
Those of ordinary skill in the art may realize that lists described in conjunction with the examples disclosed in the embodiments of the present disclosure
Member and algorithm steps, can be realized with electronic hardware, computer software, or a combination of the two, in order to clearly demonstrate hardware
With the interchangeability of software, each exemplary composition and step are generally described according to function in the above description.This
A little functions are implemented in hardware or software actually, depend on the specific application and design constraint of technical solution.Specially
Industry technical staff can use different methods to achieve the described function each specific application, but this realization is not
It is considered as beyond the scope of this invention.
It is apparent to those skilled in the art that for convenience of description and succinctly, the end of foregoing description
The specific work process at end and unit, can refer to corresponding processes in the foregoing method embodiment, details are not described herein.
In several embodiments provided herein, it should be understood that disclosed terminal and method can pass through it
Its mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit, only
Only a kind of division of logic function, formula that in actual implementation, there may be another division manner, such as multiple units or component can be tied
Another system is closed or is desirably integrated into, or some features can be ignored or not executed.In addition, shown or discussed phase
Coupling, direct-coupling or communication connection between mutually can be INDIRECT COUPLING or the communication by some interfaces, device or unit
Connection can also be electricity, mechanical or other form connections.
The unit illustrated as separating component may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, you can be located at a place, or may be distributed over multiple
In network element.Some or all of unit therein can be selected according to the actual needs to realize the embodiment of the present invention
Purpose.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it can also
It is that each unit physically exists alone, can also be during two or more units are integrated in one unit.It is above-mentioned integrated
The form that hardware had both may be used in unit is realized, can also be realized in the form of SFU software functional unit.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can be stored in a computer read/write memory medium.Based on this understanding, technical scheme of the present invention is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
It embodies, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can be personal computer, server or the network equipment etc.) executes the complete of each embodiment the method for the present invention
Portion or part steps.And storage medium above-mentioned includes：USB flash disk, mobile hard disk, read-only memory (ROM, Read-Onl y
Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can store journey
The medium of sequence code.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can readily occur in various equivalent modifications or replace
It changes, these modifications or substitutions should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with right
It is required that protection domain subject to.
Claims (10)
1. a kind of mobile terminal, which is characterized in that including processor and the display induction screen being connected to the processor,
In：
The display induction screen includes cover-plate glass and at least one display sensing unit, and the display sensing unit includes induction
Unit and at least two display pixel cells；
At least two display pixel cells are respectively used to send out the pixel light of different colours；
When the cover-plate glass of the display induction screen is pressed by user's finger, the sensing unit is for receiving described at least two
The light that the pixel light that a display pixel cells are sent out is returned after the finger face reflection in the display induction screen；
The processor is used to obtain the light parameter that the sensing unit at least one display sensing unit receives, and
Fingerprint image is formed according to the light parameter, and the fingerprint image is identified.
2. mobile terminal according to claim 1, which is characterized in that the display induction screen include the cover-plate glass and
The display inductive layer parallel with the cover-plate glass, the sensing unit and at least two display pixels shown in sensing unit
Unit is in the display inductive layer.
3. mobile terminal according to claim 1, which is characterized in that the display induction screen include the cover-plate glass,
The display layer and inductive layer parallel with the cover-plate glass, it is described to show that the sensing unit in sensing unit is in the induction
Layer, at least two display pixel cells are in the display layer.
4. mobile terminal according to claim 3, which is characterized in that the display layer is located at the inductive layer and the lid
Between glass sheet.
5. mobile terminal according to claim 1, which is characterized in that at least two display pixel cells include red
Display pixel cells, green display pixels unit and blue display pixels unit.
6. mobile terminal according to claim 1, which is characterized in that the mobile terminal further includes pressure sensor, is used
The pressure that generates and when the pressure reaches preset pressure threshold value when detecting the display induction screen and being pressed by user's finger
Start fingerprint recognition module.
7. a kind of fingerprint identification method, which is characterized in that applied to including processor and the display being connected to the processor
The mobile terminal of induction screen, the display induction screen include cover-plate glass and at least one display sensing unit, the display sense
It includes sensing unit and at least two display pixel cells to answer unit, and at least two display pixel cells are respectively used to send out
The pixel light of different colours；The method includes：
When the cover-plate glass of the display induction screen is pressed by user's finger, it is aobvious that the sensing unit receives described at least two
Show the light that the pixel light that pixel unit is sent out is returned after the finger face reflection in the display induction screen；
The processor obtains the light parameter that receives of sensing unit at least one display sensing unit, and according to
The light parameter forms fingerprint image, and the fingerprint image is identified.
8. the method according to the description of claim 7 is characterized in that the reception shows that induction screen refers to the pixel light sent out
Further include before the light returned after the reflection of face：
Detection shows the pressure generated when induction screen is pressed by user's finger and confirms that the pressure has reached preset pressure threshold value.
9. a kind of fingerprint recognition terminal, which is characterized in that including processor, input equipment, output equipment and memory, the place
It manages device, input equipment, output equipment and memory to be connected with each other, wherein the memory is described for storing computer program
Computer program includes program instruction, and the processor is configured for calling described program instruction, executes such as claim 7-8
Any one of them method.
10. a kind of computer readable storage medium, which is characterized in that it is used to store computer program, wherein the computer
Program makes computer execute such as claim 7-8 any one of them methods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711351280.0A CN108304769A (en) | 2017-12-15 | 2017-12-15 | Fingerprint identification method, terminal and computer readable storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711351280.0A CN108304769A (en) | 2017-12-15 | 2017-12-15 | Fingerprint identification method, terminal and computer readable storage medium |
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| Publication Number | Publication Date |
|---|---|
| CN108304769A true CN108304769A (en) | 2018-07-20 |
Family
ID=62870620
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711351280.0A Withdrawn CN108304769A (en) | 2017-12-15 | 2017-12-15 | Fingerprint identification method, terminal and computer readable storage medium |
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| Country | Link |
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| CN (1) | CN108304769A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109190589A (en) * | 2018-09-19 | 2019-01-11 | 华勤通讯技术有限公司 | Fingerprint identification method, device, electronic equipment and computer storage medium |
| CN110503026A (en) * | 2019-08-19 | 2019-11-26 | Oppo（重庆）智能科技有限公司 | Finger print data scaling method and device based on fingerprint mold pressing detection system |
| CN110825254A (en) * | 2018-08-13 | 2020-02-21 | 中兴通讯股份有限公司 | A touch device and its interaction method |
| CN111182340A (en) * | 2019-12-31 | 2020-05-19 | Tcl海外电子（惠州）有限公司 | Terminal control method, terminal, device and computer-readable storage medium |
| CN111213152A (en) * | 2019-06-05 | 2020-05-29 | 深圳市汇顶科技股份有限公司 | Optical image acquisition unit, optical image acquisition system, display screen and electronic equipment |
| CN113486864A (en) * | 2018-12-13 | 2021-10-08 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and method and electronic equipment |
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2017
- 2017-12-15 CN CN201711351280.0A patent/CN108304769A/en not_active Withdrawn
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110825254A (en) * | 2018-08-13 | 2020-02-21 | 中兴通讯股份有限公司 | A touch device and its interaction method |
| CN110825254B (en) * | 2018-08-13 | 2021-12-07 | 中兴通讯股份有限公司 | Touch device and interaction method thereof |
| CN109190589A (en) * | 2018-09-19 | 2019-01-11 | 华勤通讯技术有限公司 | Fingerprint identification method, device, electronic equipment and computer storage medium |
| CN113486864A (en) * | 2018-12-13 | 2021-10-08 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and method and electronic equipment |
| CN113486864B (en) * | 2018-12-13 | 2023-09-12 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device, fingerprint identification method and electronic equipment |
| CN111213152A (en) * | 2019-06-05 | 2020-05-29 | 深圳市汇顶科技股份有限公司 | Optical image acquisition unit, optical image acquisition system, display screen and electronic equipment |
| CN110503026A (en) * | 2019-08-19 | 2019-11-26 | Oppo（重庆）智能科技有限公司 | Finger print data scaling method and device based on fingerprint mold pressing detection system |
| CN110503026B (en) * | 2019-08-19 | 2022-03-22 | Oppo（重庆）智能科技有限公司 | Fingerprint data calibration method and device based on fingerprint mold pressing detection system |
| CN111182340A (en) * | 2019-12-31 | 2020-05-19 | Tcl海外电子（惠州）有限公司 | Terminal control method, terminal, device and computer-readable storage medium |
| CN111182340B (en) * | 2019-12-31 | 2022-12-30 | 茂佳科技(广东)有限公司 | Terminal control method, terminal, device and computer-readable storage medium |
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