CN109492361A - Control method, electronic device and computer readable storage medium - Google Patents
Control method, electronic device and computer readable storage medium Download PDFInfo
- Publication number
- CN109492361A CN109492361A CN201710818346.6A CN201710818346A CN109492361A CN 109492361 A CN109492361 A CN 109492361A CN 201710818346 A CN201710818346 A CN 201710818346A CN 109492361 A CN109492361 A CN 109492361A
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- China
- Prior art keywords
- touch
- preset
- electronic device
- fingerprint information
- practical
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
- G06F21/32—User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
- H04M1/72463—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions to restrict the functionality of the device
Abstract
The invention discloses a kind of control methods, are used for electronic device.Electronic device includes touch screen.Control method includes: actual fingerprint information when obtaining user's touch-control touch screen；Obtain practical position of touch when user's touch-control touch screen；Judge actual fingerprint information whether with same preset fingerprint information matches, and judge practical position of touch whether with preset touch location matches；In actual fingerprint information and same preset fingerprint information matches, and when practical position of touch and preset touch location matches, control electronic device executes predetermined operation.Invention additionally discloses a kind of electronic device and computer readable storage mediums.Finger print information is used in combination in control method, electronic device and the computer readable storage medium of embodiment of the present invention and position of touch carries out subscriber authentication, promotes the safety of subscriber authentication.
Description
Technical field
The present invention relates to fingerprint identification technology field, in particular to a kind of control method, electronic device and computer-readable
Storage medium.
Background technique
The existing method for carrying out unlocking screen with fingerprint carries out matching unlock only for actual fingerprint information, but due to reality
Border finger print information is easily stolen to be taken, lower so as to cause safety.
Summary of the invention
The embodiment provides a kind of control method, electronic device and computer readable storage mediums.
The control method of embodiment of the present invention is used for electronic device, and the electronic device includes touch screen, the control
Method includes:
Obtain actual fingerprint information when touch screen described in user's touch-control；
Obtain practical position of touch when touch screen described in user's touch-control；
Judge the actual fingerprint information whether with same preset fingerprint information matches, and judge the practical position of touch
Whether with preset touch location matches；With
In the actual fingerprint information and the same preset fingerprint information matches, and the practical position of touch with it is described
When preset touch location matches, controls the electronic device and execute predetermined operation.
Finger print information is used in combination in the control method of embodiment of the present invention and position of touch carries out subscriber authentication, mentions
Rise the safety of subscriber authentication.
In some embodiments, the practical position of touch includes multiple, and the preset touch position includes multiple, institute
Stating practical position of touch and the preset touch location matches includes multiple practical position of touch and multiple default touchings
Control position matches one by one.
The actual fingerprint information and same preset fingerprint information matches of the multiple practical position of touch of touch-control, multiple practical touch-controls
Position matches one by one with multiple preset touch positions, can promote the safety of electronic device.
In some embodiments, the multiple practical position of touch and multiple preset touch positions are one by one
It is matched one by one in a predetermined order with including multiple practical position of touch with multiple preset touch positions.
The actual fingerprint information and same preset fingerprint information matches of the multiple practical position of touch of touch-control, multiple practical touch-controls
Position matches one by one in a predetermined order with multiple preset touch positions, can further promote the safety of electronic device.
In some embodiments, the preset touch position includes multiple, and multiple preset touch positions form pre-
Determine pattern, the practical position of touch and the preset touch location matches include touch screen described in user's touch-control so that institute
It states practical position of touch and is linked to be the predetermined pattern.
User's touch-control touch screen by way of sliding finger forms predetermined pattern, it can be achieved that unlatching to predetermined operation.
In some embodiments, the predetermined operation includes solution lock screen and/or unlatching application program.
User carries out unlocking screen or application program by authentication mode of the finger print information in conjunction with position of touch
It opens, on the one hand can play the role of encryption to electronic device and application program, the quick release of screen on the other hand can be achieved
And the fast opening of application program, user experience are preferable.
The electronic device of embodiment of the present invention includes touch screen, ultrasonic sensor and processor.The ultrasonic wave passes
Sensor is used to obtain actual fingerprint information when touch screen described in user's touch-control；The touch screen is for obtaining user's touch-control
Practical position of touch when the touch screen；The processor is used for: judging whether the actual fingerprint information is preset with same
Finger print information matching, and judge the practical position of touch whether with preset touch location matches, and in the actual fingerprint
Information and the same preset fingerprint information matches, and when the practical position of touch and the preset touch location matches, control
It makes the electronic device and executes predetermined operation.
Finger print information is used in combination in the electronic device of embodiment of the present invention and position of touch carries out subscriber authentication, mentions
Rise the safety of subscriber authentication.
In some embodiments, the practical position of touch includes multiple, and the preset touch position includes multiple, institute
Stating practical position of touch and the preset touch location matches includes multiple practical position of touch and multiple default touchings
Control position matches one by one.
The actual fingerprint information and same preset fingerprint information matches of the multiple practical position of touch of touch-control, multiple practical touch-controls
Position matches one by one with multiple preset touch positions, can promote the safety of electronic device.
In some embodiments, the multiple practical position of touch and multiple preset touch positions are one by one
It is matched one by one in a predetermined order with including multiple practical position of touch with multiple preset touch positions.
The actual fingerprint information and same preset fingerprint information matches of the multiple practical position of touch of touch-control, multiple practical touch-controls
Position matches one by one in a predetermined order with multiple preset touch positions, can further promote the safety of electronic device.
In some embodiments, the preset touch position includes multiple, and multiple preset touch positions form pre-
Determine pattern, the practical position of touch and the preset touch location matches include touch screen described in user's touch-control so that institute
It states practical position of touch and is linked to be the predetermined pattern.
User's touch-control touch screen by way of sliding finger forms predetermined pattern, it can be achieved that unlatching to predetermined operation.
In some embodiments, the predetermined operation includes solution lock screen and/or unlatching application program.
User carries out unlocking screen or application program by authentication mode of the finger print information in conjunction with position of touch
It opens, on the one hand can play the role of encryption to electronic device and application program, the quick release of screen on the other hand can be achieved
And the fast opening of application program, user experience are preferable.
The electronic device of embodiment of the present invention includes touch screen, ultrasonic sensor, one or more processors, storage
Device and one or more programs.Wherein one or more of programs are stored in the memory, and be configured to by
One or more of processors execute, and described program includes for control method described in above-mentioned any one embodiment
Instruction.
Finger print information is used in combination in the electronic device of embodiment of the present invention and position of touch carries out subscriber authentication, mentions
Rise the safety of subscriber authentication.
The computer readable storage medium of embodiment of the present invention includes the computer program being used in combination with electronic device,
The computer program can be executed by processor to complete control method described in above-mentioned any one embodiment.
Finger print information is used in combination in the computer readable storage medium of embodiment of the present invention and position of touch carries out user
Authentication promotes the safety of subscriber authentication.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect and advantage of the invention will become from the following description of the accompanying drawings of embodiments
Obviously and it is readily appreciated that, in which:
Fig. 1 is the flow diagram of the control method of certain embodiments of the present invention.
Fig. 2 is the schematic diagram of the electronic device of certain embodiments of the present invention.
Fig. 3 is the schematic diagram of a scenario of the control method of certain embodiments of the present invention.
Fig. 4 is the schematic diagram of a scenario of the control method of certain embodiments of the present invention.
Fig. 5 is the schematic diagram of a scenario of the control method of certain embodiments of the present invention.
Fig. 6 is the cross-sectional view of the ultrasonic sensor of certain embodiments of the present invention.
Fig. 7 is the decomposition diagram of the ultrasonic sensor of certain embodiments of the present invention.
Fig. 8 is the cross-sectional view of the ultrasonic sensor of certain embodiments of the present invention.
Fig. 9 is the decomposition diagram of the ultrasonic sensor of certain embodiments of the present invention.
Figure 10 is the decomposition diagram of the ultrasonic sensor of certain embodiments of the present invention.
Figure 11 is the cross-sectional view of the ultrasonic sensor of certain embodiments of the present invention.
Figure 12 is the cross-sectional view of the ultrasonic sensor of certain embodiments of the present invention.
Figure 13 is the cross-sectional view of the ultrasonic sensor of certain embodiments of the present invention.
Figure 14 is the decomposition diagram of the ultrasonic sensor of certain embodiments of the present invention.
Figure 15 is the cross-sectional view of the ultrasonic sensor of certain embodiments of the present invention.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
Also referring to Fig. 1 and Fig. 2, the control method of embodiment of the present invention is used for electronic device 1000.Electronic device
1000 include touch screen 300, and control method includes:
S11: actual fingerprint information when user's touch-control touch screen 300 is obtained；
S12: practical position of touch when user's touch-control touch screen 300 is obtained；
S13: judge actual fingerprint information whether with same preset fingerprint information matches, and whether judge practical position of touch
With preset touch location matches；With
S14: in actual fingerprint information and same preset fingerprint information matches, and practical position of touch and preset touch position
When matching, control electronic device 1000 executes predetermined operation.
Referring again to Fig. 2, the control method of embodiment of the present invention can be by the electronic device of embodiment of the present invention
1000 realize.The electronic device 1000 of embodiment of the present invention includes touch screen 300, processor 200 and ultrasonic sensor
100.Step S11 can be realized that step S12 can be realized by touch screen 300, step S13 and step by ultrasonic sensor 100
S14 can be realized by processor 200.
In other words, actual fingerprint information when ultrasonic sensor 100 can be used for obtaining user's touch-control touch screen 300.
Touch screen 300 can be used for obtaining practical position of touch when user's touch-control touch screen 300.Processor 200 can be used for judging reality
Finger print information whether with same preset fingerprint information matches, and judge practical position of touch whether with preset touch location matches,
And in actual fingerprint information and same preset fingerprint information matches, and when practical position of touch and preset touch location matches,
It controls electronic device 1000 and executes predetermined operation.
It is appreciated that the existing electronic device for having fingerprint identification function, usually by the ultrasound of fingerprint for identification
Wave sensor is arranged on specific position, such as home key (HOME key), or the certain bits at the back side of electronic device are arranged in
It sets.When user will unlock electronic device or carry out the operation such as payment verification, finger is placed on location, fingerprint recognition at
Respective operations can be realized after function.But it takes, replicate since fingerprint is easily stolen, carry out predetermined behaviour using such fingerprint recognition
The security level of the Starting mode of work is lower.
The control method and electronic device 1000 of embodiment of the present invention use full frame fingerprint technique, touch in user's touch-control
When shielding 300, actual fingerprint information and practical position of touch can be got simultaneously, and in actual fingerprint information and the same default finger
Just control electronic device 1000 executes predetermined operation when line information matches, practical position of touch and preset touch location matches.Phase
Compared with the mode for the starting that finger print information progress predetermined operation is used only, finger print information is used in combination and position of touch is made a reservation for
The safety for operating the mode of starting is higher.
In some embodiments, electronic device 1000 include but is not limited to mobile phone, tablet computer, E-book reader,
The electronics of the usable ultrasonic fingerprint identification function such as wearable device, remote controler, entrance guard device, ATM machine, automatic navigator fills
Set 1000.
In some embodiments, predetermined operation includes solution lock screen and/or unlatching application program.In other words, make a reservation for
Operation can only include solution lock screen, can also simultaneously can also include that journey is applied in solution lock screen and unlatching only including opening application program
Sequence.Wherein, application program can be mounted in any one application software in electronic device 1000, for example, screenshotss, unlatching are taken the photograph
Picture head, opening photograph album, opening address list, opening file, unlatching wechat, unlatching Alipay, unlatching Baidu map etc..In this way, one
Aspect, the safety of electronic device 1000 can be promoted by carrying out authentication based on both finger print information and position of touch, so that
The personal information of user is preferably protected；In addition, finger print information and position of touch are in 300 Shi Ketong of user's touch-control touch screen
When obtain, the time that unlocking screen or application program are opened is carried out based on both finger print information and position of touch short, user experience
Preferably.
In some embodiments, preset fingerprint information includes one, and preset touch position includes one.Preset fingerprint letter
Breath and preset touch position carry out typing when user carries out authentication setting using electronic device 1000, default after typing
Finger print information and preset touch position associated storage.When user carries out authentication, finger is placed on touch screen 300 by user
Upper ultrasonic sensor 100 obtains the actual fingerprint information of finger, and touch screen 300 obtains the practical position of touch that finger is placed.
If the finger that user uses is the finger used when typing, and the practical position of touch of user's touch-control touch screen 300 is typing
When touch-control position, then the actual fingerprint information Yu preset fingerprint information matches of finger, and practical position of touch and preset touch
Location matches, electronic device 1000 can execute predetermined operation at this time.
In some embodiments, preset fingerprint information includes multiple, and preset touch position includes multiple, multiple default fingers
Line information and multiple preset touch positions correspond.Wherein, the corresponding preset fingerprint information of every a pair and preset touch position
It sets and carries out typing when carrying out authentication setting using electronic device 1000 by user, the preset fingerprint information after typing and default
Position of touch associated storage, and the corresponding unlatching electronic device of the corresponding preset fingerprint information of every a pair and preset touch position
1000 predetermined operation.As shown in figure 3, for example, the finger print information of the right hand index finger of user is preset fingerprint information, position
A is preset touch position, and the finger print information of right hand index finger is corresponding with position A and associated storage, corresponding predetermined operation are
The screen for unlocking electronic device 1000, then when the right hand index finger of user is placed at the A of position, supersonic sensing at this time
The actual fingerprint information that device 100 obtains is matched with preset fingerprint information (that is, finger print information of right hand index finger), and touch screen 300 obtains
The practical position of touch taken is matched with preset touch position (that is, position A), and electronic device 1000 could be in response to the touch-control of user
Carry out unlocking screen.For another example the finger print information of the hand thumb of user is preset fingerprint information, position B is preset touch position
It sets, the finger print information of right ring finger is corresponding with position B and associated storage, corresponding predetermined operation are in electronic device
1000 open camera when being under black state, then when right ring finger is placed at the B of position by user, at this time
The actual fingerprint information that ultrasonic sensor 100 obtains is matched with preset fingerprint information (that is, finger print information of right ring finger),
The practical position of touch that touch screen 300 obtains is matched with preset touch position (that is, position B), and electronic device 1000 could respond
In the touch-control of user, camera unlatching is carried out in the case where electronic device 1000 is in black state.
In this way, the corresponding predetermined operation of the corresponding preset fingerprint information of every a pair and preset touch position, Ke Yifang
Just user's quick release electronic device 1000 or the certain application programs of unlatching, improve user experience.
In some embodiments, preset fingerprint information includes one, and practical position of touch includes multiple, preset touch position
It sets including multiple.Wherein, a preset fingerprint information is carried out by user using electronic device 1000 with multiple preset touch positions
Authentication carries out typing when being arranged, and a preset fingerprint information is corresponding with multiple preset touch positions and associated storage.Step
Practical position of touch and preset touch location matches in rapid S13 refer to multiple practical position of touch and multiple preset touch positions
It sets and matches one by one.
Referring to Fig. 4, for example, the finger print information of the right hand index finger of user be preset fingerprint information, position C2, position C5 and
Position C8 is preset touch position, and the finger print information of right hand index finger is cooperateed with position C2, position C5 and position C8 to be used for verifying
Family identity is to unlock electronic device 1000.Then user can be by right hand index finger timesharing position of touch C2, position C5 and position C8, such as
This, the actual fingerprint information (that is, finger print information of right hand index finger) and preset fingerprint information in 100 Huqiu of ultrasonic sensor
Match, the multiple practical position of touch and multiple preset touch positions (that is, position C2, position C5, position C8) that touch screen 300 obtains
It matches one by one, so as to unlock electronic device 1000.
Wherein, user can be transformation using the sequence of right hand index finger position of touch C2, position C5, position C8.For example,
The typing sequence of user corresponding preset touch position at typing preset touch position is position C2, position C5, position C8, then
When user carry out authentication when, the sequence of the right hand index finger touch-control preset touch position of user can be position C2, position C5,
Position C8 is also possible to position C2, position C8, position C5, is also possible to position C5, position C2, position C8, is also possible to position
C5, position C8, position C2 are also possible to position C8, position C2, position C5, can also be position C8, position C5, position C2.
In this way, user only needs to remember multiple preset touch positions, the touch-control without remembeing preset touch position is suitable
Sequence, can prevent user because forget multiple preset touch positions touch-control sequence due to cause authentication to fail the problem of.
Certainly, further, the safety of authentication when opening predetermined operation to improve, for example, payment verification, opening
Address list etc., at this point, the practical position of touch and preset touch location matches in step S13 refer to multiple practical position of touch
It is matched one by one in a predetermined order with multiple preset touch positions.When wherein, predetermined order is user's typing preset touch position
Typing sequence.
Please in conjunction with Fig. 4, for example, the finger print information of the right hand index finger of user is preset fingerprint information, position C2, position C5
It is preset touch position with position C8, predetermined order is position C2, position C5, position C8.The finger print information of right hand index finger and position
C2, position C5 and position C8 collaboration are set for verifying user identity to open payment function.At this point, user needs to eat using the right hand
Refer to timesharing successively position of touch C2, position C5 and position C8, ability good authentication identity is to open payment function.
Further, preset fingerprint information includes multiple, practical position of touch include it is multiple, preset touch position include it is more
It is a.Wherein, multiple preset fingerprint information carry out authentication using electronic device 1000 by user with multiple preset touch positions
Carry out typing when setting, each preset fingerprint information is corresponding with multiple preset touch positions and associated storage.In step S13
Practical position of touch and preset touch location matches refer to multiple practical position of touch and multiple preset touch positions one by one
Match.Wherein, multiple practical position of touch and multiple preset touch positions can according to predetermined order or not in a predetermined order one by one
Matching.
Please in conjunction with Fig. 4, for example, the finger print information of the right hand index finger of user is preset fingerprint information, position C2, real position
C5 and position C8 is preset touch position, and the finger print information of right hand index finger is cooperateed with position C2, position C5 and position C8 for testing
User identity is demonstrate,proved to unlock electronic device 1000；In addition, the finger print information of the right ring finger of user is preset fingerprint information, position
Setting C1, position C2 and position C3 is preset touch position, and right ring finger is cooperateed with position C1, position C2 and position C3 for testing
User identity is demonstrate,proved to open camera.At this point, user can be unlocked by right hand index finger position of touch C2, position C5 and position C8
Electronic device 1000.User can open camera by right ring finger position of touch C1, position C2 and position C3.
In this way, user can realize the unlatching of a variety of predetermined operations by a variety of touch control manners.
In some embodiments, preset touch position includes multiple, and multiple preset touch positions form predetermined pattern, step
Practical position of touch and preset touch location matches in rapid S13 refer to user's touch-control touch screen 300 so that practical touch-control position
It sets and is linked to be predetermined pattern.
Incorporated by reference to Fig. 5, for example, the finger print information of the right hand index finger of user is preset fingerprint information, position C1, position C2,
Gap portion between position C3, position C5, position C7, position C8, position C9 and above-mentioned two neighboring position is (in Fig. 5
Part shown in shade) it is preset touch position.The finger print information and position C1, position C2, position C3, position of right hand index finger
Gap portion collaboration between C5, position C7, position C8, position C9 and above-mentioned two neighboring position is for unlocking electronics dress
Set 1000.At this point, user need to using position C1 as starting point, along position C1, position C2, position C3, position C5, position C7, position C8,
Position C9, which slides right hand index finger, can so unlock electronic device 1000 with the predetermined pattern of formation " Z " font.On the user right side
When hand index finger passes through each position, ultrasonic sensor 100 can obtain the actual fingerprint information of user, and touch screen 300 can obtain
The practical position of touch of user, when user's right hand index finger passes through the gap portion between two neighboring position, supersonic sensing
Device 100 also needs to obtain the actual fingerprint information of user, and touch screen 300 is also required to obtain the practical position of touch of user.?
I other words the gap portion between two neighboring position is actually also divided into multiple positions, the number of position is by two neighboring
Spacing between position determines.
In this way, user's touch-control touch screen 300 by way of sliding finger forms predetermined pattern, to can realize to predetermined
The unlatching of operation.
Referring again to Fig. 2, the electronic device 1000 of embodiment of the present invention includes touch screen 300, ultrasonic sensor
1000, one or more processors 200, memory 400 and one or more programs 401.Wherein one or more 401 quilts of program
It is stored in memory 400, and is configured to be executed by one or more processors 200.Program 401 includes for executing
State the instruction of the control method of any one embodiment.
For example, program 401 can be used for executing the instruction of control method described in following steps:
S11: actual fingerprint information when user's touch-control touch screen 300 is obtained；
S12: practical position of touch when user's touch-control touch screen 300 is obtained；
S13: judge actual fingerprint information whether with same preset fingerprint information matches, and whether judge practical position of touch
With preset touch location matches；With
S14: in actual fingerprint information and same preset fingerprint information matches, and practical position of touch and preset touch position
When matching, control electronic device 1000 executes predetermined operation.
The computer readable storage medium of embodiment of the present invention includes the computer being used in combination with electronic device 1000
Program.Computer program can be executed by processor 200 to complete control method described in above-mentioned any one embodiment,
For example, computer program can be executed by processor 200 to complete control method described in following steps:
S11: actual fingerprint information when user's touch-control touch screen 300 is obtained；
S12: practical position of touch when user's touch-control touch screen 300 is obtained；
S13: judge actual fingerprint information whether with same preset fingerprint information matches, and whether judge practical position of touch
With preset touch location matches；With
S14: in actual fingerprint information and same preset fingerprint information matches, and practical position of touch and preset touch position
When matching, control electronic device 1000 executes predetermined operation.
Fig. 6 and Fig. 7 is please referred to, the ultrasonic sensor 100 that embodiment of the present invention uses is mounted under touch screen 300
Side, including substrate 10, multiple pixel electrodes 20, piezoelectric element 30, conductive electrode 40 and processing chip 50.Multiple pixel electrodes 20
It is produced on substrate 10 and in array portion.Piezoelectric element 30 is arranged on substrate 10 and covers multiple pixel electrodes 20, piezoelectricity
Element 30 is used to emit ultrasonic wave and generates electric signal, multiple pixel electrodes 20 after the ultrasonic wave for receiving object reflection to be detected
For receiving the electric signal.Conductive electrode 40 is arranged on piezoelectric element 30, and piezoelectric element 30 is located at pixel electrode 20 and conduction
Between electrode 40.Processing chip 50 connect with multiple pixel electrodes 20, handle chip 50 be used for handle the electric signal formed it is to be checked
Survey the ultrasonograph of object.The membrane structure that ultrasonic sensor 100 can be integrated.
It should be noted that the production in " multiple pixel electrodes 20 are produced on substrate 10 " mentioned above includes passing through
Pixel electrode 20 is directly produced on substrate 10 by the techniques such as plated film, light blockage coating/development/exposure, etching, removal photoresist, annealing
On.In addition, " layer structure " that the present invention mentions is whole piece structure, alternatively referred to as " laminated structure ".
Object to be detected can be finger, test template etc..When processing chip 50 controls conductive electrode 40 and pixel electrode 20
When being powered so as to be applied with high frequency voltage (for example, voltage that frequency is greater than 20KHZ) on conductive electrode 40 and pixel electrode 20, pressure
Electric device 30 generates ultrasonic wave under the action of high frequency voltage and launches outward ultrasonic wave；If finger is placed on touch screen 300,
Then finger can reflect the ultrasonic wave of the transmitting of piezoelectric element 30 and transmit back to piezoelectric element 30.Due on finger there are fingerprint, because
And on piezoelectric element 30 each position receive finger reflect ultrasonic wave it is not exactly the same, thus each position on piezoelectric element 30
The fingerprint pattern of finger can be collectively formed in the electric signal of generation.Processing chip 50 controls multiple pixel electrodes 20 and receives piezoelectricity member
The electric signal is transmitted on processing chip 50 by the electric signal generated on each position of part 30, multiple pixel electrodes 20, place
Reason chip 50 handles the electric signal to form the fingerprint pattern of finger.
Each pixel electrode 20 of the ultrasonic sensor 100 of embodiment of the present invention can be based on the received electrical signal
The electric signal that position and piezoelectric element 30 of the finger pressing on ultrasonic wave 100 generate on the position is determined, to reduce
The data volume to be treated of chip 50 is handled, the recognition efficiency of ultrasonic sensor 100 is improved.
The material of substrate 10 is glass or Kapton.The substrate 10 made of glass or polyimide film material
Cost is relatively low, and translucency is preferable, therefore, cost is relatively low for the ultrasonic sensor 100 made of the substrate 10, translucency compared with
It is good.The integral color that ultrasonic sensor 100 is able to maintain the touch screen 300 of electronic device 1000 unanimously makes touch screen 300
It is more beautiful.Wherein, touch screen 300 is a part of display screen (not shown), and therefore, ultrasonic sensor 100 can also be protected
The integral color for holding the display screen of electronic device 1000 unanimously keeps display screen more beautiful.
Multiple pixel electrodes 20 are produced on substrate 10 and in array distributions, and in other words, multiple pixel electrodes 20 include
The pixel electrode 20 and the spaced pixel electrode 20 of multiple row of higher order interlace setting.The material of pixel electrode 20 is tin indium oxide
(Indium Tin Oxide, ITO), nano-silver thread (Agnanowire), metal grill (Metal Mesh), carbon nanotubes and
Any one in graphene (Graphene), the pixel electrode 20 made of above-mentioned material have preferable toughness and light transmission
Property, so that the ultrasonic sensor 100 made of the pixel electrode 20 has preferable toughness and translucency.Pixel electrode 20
Light transmittance is greater than 90%, so that ultrasonic sensor 100 made of the pixel electrode 20 is had preferable translucency, thus ultrasonic wave
Sensor 100 will not influence the display of touching display screen, ultrasonic sensor 100 be able to maintain display screen integral color it is consistent and
Keep display screen more beautiful.Pixel electrode 20 can be used for receiving electric signal, and each pixel electrode 20 can be according to the electricity received
Signal determines a position of ultrasonic sensor 100, density of the pixel electrode 20 on substrate 10 and ultrasonic sensor 100
Acquisition precision be positively correlated.The density of the pixel electrode 20 of embodiment of the present invention can be such that ultrasonic sensor 100 detects
The fingermark image of object to be detected.
Piezoelectric element 30 is arranged on substrate 10 and covers multiple pixel electrodes 20, and piezoelectric element 30 is made of piezoelectric material
Laminated structure.The shape of piezoelectric element 30 and the shape of substrate 10 match.The material of piezoelectric element 30 is Kynoar
(Polyvinylidene Fluoride, PVDF) keeps piezoelectricity first due to Kynoar toughness with higher and translucency
Part 30 has preferable toughness and translucency, and the toughness and translucency of ultrasonic sensor 100 are also preferable at this time.Piezoelectric element 30
It can be generated under high frequency voltage (for example, voltage that frequency is greater than 20KHZ) effect and super to the transmitting of the light emission direction of display screen
Sound wave, after piezoelectric element 30 receives the ultrasonic wave of object reflection to be detected, piezoelectric element 30 can generate under ultrasonic wave effect
Electric signal (or piezoelectric signal).
The side of the separate pixel electrode 20 of piezoelectric element 30, in other words, piezoelectric element 30 is arranged in conductive electrode 40
Between pixel electrode 20 and conductive electrode 40.Conductive electrode 40 is layer structure (i.e. piece whole made of conductive material
Shape structure), the shape of conductive electrode 40 and the shape of piezoelectric element 30 match.The material of conductive electrode 40 be tin indium oxide,
Any one in nano-silver thread, metal grill, carbon nanotubes and graphene.The light transmittance of conductive electrode 40 is greater than 90%.
Conductive electrode 40 and pixel electrode 20 are by that can apply high frequency voltage to piezoelectric element 30 after high frequency voltage, to keep piezoelectricity first
Part 30 generates ultrasonic wave.Conductive electrode 40 and pixel electrode 20 can also receive the electric signal of the generation of piezoelectric element 30.
Processing chip 50 is all connected with multiple pixel electrodes 20 and conductive electrode 40.Processing chip 50 can be used for controlling conduction
The energization of electrode 40 and pixel electrode 20.It is connected to high frequency voltage for example, processing chip 50 can control conductive electrode 40 and controls
Pixel electrode 20 is grounded, so that piezoelectric element 30 is applied high frequency voltage, to make piezoelectric element 30 generate and launch outward super
Sound wave.The electric signal that processing chip 50 also controllable pixels electrode 20 and conductive electrode 40 generate piezoelectric element 30, to be formed
The ultrasonograph of object to be detected.Processing chip 50 can be set on substrate 10, also can be set outside substrate 10.
When processing chip 50 controls conductive electrode 40 and the energization of pixel electrode 20 so that conductive electrode 40 and pixel electrode 20
On when being applied with high frequency voltage (for example, frequency be greater than 20KHZ), piezoelectric element 30 generates ultrasonic wave under the action of high frequency voltage
And launch outward ultrasonic wave；If finger is placed on touch screen 300, finger can reflect the ultrasonic wave and biography of the reflection of piezoelectric element 30
It pulls over piezoelectric element 30.Since there are fingerprints on finger, thus the finger reflection that each position receives on piezoelectric element 30
Ultrasonic wave is not exactly the same, thus the electric signal (or piezoelectric signal) that each position of piezoelectric element 30 generates under ultrasonic wave effect
Also not exactly the same, the fingerprint pattern of finger can be collectively formed in the electric signal that each position generates on piezoelectric element 30.Processing
Chip 50 controls multiple pixel electrodes 20 and receives the electric signal generated on each positions of piezoelectric elements 30, multiple pixel electrodes
20 are transmitted to the electric signal on processing chip 50, and processing chip 50 handles the electric signal to form the fingerprint pattern of finger.
Fig. 8 and Fig. 9 are please referred to, in some embodiments, above-mentioned piezoelectric element 30 includes multiple piezo columns 32 and fills out
Fill the insulating layer 34 between multiple piezo columns 32.Multiple piezo columns 32 are arranged on substrate 10 and are in array distribution.Multiple pressures
Electric column 32 is corresponding with multiple pixel electrodes 20.Each piezo column 32 covers corresponding pixel electrode 20.Due on piezoelectric element 30
Multiple piezo columns 32 be arranged in array, therefore the electrical interference and vibration that each piezo column 32 is generated by adjacent piezo column 32
Dynamic interference is smaller, so that compared to the whole laminated structure being made out of a piezoelectric material, the piezoelectric element 30 of present embodiment exists
The electric signal that ultrasonic wave acts on lower generation is more acurrate, and then the ultrasonograph for handling the processing electric signal formation of chip 50 is more quasi-
Really.The material of piezo column 32 is Kynoar.The material of insulating layer 34 can be epoxy resin.Since epoxy resin is to metal
There is excellent adhesive strength with the surface of nonmetallic materials, dielectric properties are good, and deformation retract rate is small, product size stability
Good, hardness is high, and flexibility is preferable, the features such as to alkali and most of solvent-stable, therefore, insulating layer 34 use epoxy resin as
Filled media convenient for encapsulation piezo column 32 and makes the structure of piezoelectric element 30 more stable.
Referring to Fig. 10, in some embodiments, be formed on substrate 10 array distribution multiple pixel circuits 12 and
A plurality of conducting wire 14 corresponding with multiple pixel circuits 12, multiple pixel circuits 12 are corresponding with multiple pixel electrodes 20, each pixel
Circuit 12 is connected with corresponding pixel electrode 20, and every conducting wire 14 is for connecting corresponding pixel circuit 12 and processing chip 50.
Pixel circuit 12 is arranged between substrate 10 and pixel electrode 20, and conducting wire 12 can be set in substrate 10 and pixel circuit 12
On the same side, in this way, convenient for the production of pixel circuit 12 and conducting wire 14, and connect convenient for pixel electrode 20 with processing chip 50.
In other embodiments, conducting wire 14 also can be set on the side opposite with pixel circuit 12 of substrate 10.
Figure 11 is please referred to, in some embodiments, the ultrasonic sensor 100 of above embodiment further includes connection electricity
Pole 60 and lead 70.Connection electrode 60 is arranged in the side far from multiple pixel electrodes 20 of substrate 10 and connects with processing chip 50
It connects.Pixel electrode 20 is connected to connection electrode 60 by lead 70, and conductive electrode 40 is connected to connection electrode 60 by lead 70.
Lead 70 includes a plurality of pixel electrode lead 72 connecting with pixel electrode 20, every pixel electrode lead 72 respectively with a picture
Plain electrode 20 connects.Lead 70 further includes the conductive electrode lead 74 being correspondingly connected with conductive electrode 40.When conductive electrode 40 is
When the layer structure of entirety, conductive electrode lead 74 is one；When conductive electrode 40 is a plurality of spaced strip structure
When conductive electrode 40, the quantity of conductive electrode lead 74 and the quantity of conductive electrode 40 of strip structure are consistent.Present embodiment
By setting lead 70 and connection electrode 60, it is electrically connected respectively with processing chip 50 convenient for pixel electrode 20 with conductive electrode 40.
Please refer to Figure 12, in some embodiments, the conductive electrode 40 of above embodiment include layer structure 42 and
The extended structure 44 each extended over from the both ends of layer structure 42, layer structure 42 and extended structure 44 wrap piezoelectricity member jointly
Part 30.Extended structure 44 can integrally extend outwardly for the edge of layer structure 42, and extended structure 44 can be stratiform knot
The a part at the edge of structure 42 extends outward to form.Processing chip 50 is electrically connected by extended structure 44 with conductive electrode 40.Such as
This, is electrically connected convenient for processing chip 50 with conductive electrode 40 by setting extended structure 44.
Figure 13 and Figure 14 are please referred to, in some embodiments, the conductive electrode 40 of above embodiment includes multiple
Every the conductive electrode 40 of the strip structure of setting, the conductive electrode 40 of each strip structure and the pixel electrode 20 in same row are right
It answers.In other embodiments, the conductive electrode 40 of each strip structure is corresponding with the pixel electrode 20 in same a line.Pixel electricity
Pole 20 is corresponding with the conductive electrode 40 of strip structure to apply height convenient for pixel electrode 20 and conductive electrode 40 on piezoelectric element 30
Frequency voltage (for example, voltage that frequency is greater than 20KHZ), meanwhile, it is convenient for pixel electrode 20 and conductive electrode 40 by piezoelectric element 30
The electric signal generated under piezoelectric effect is transmitted in other elements.Relative to the conductive electrode 40 of layer structure, strip structure
Conductive electrode 40 be more convenient for handling signal input and output that chip 50 controls conductive electrode 40, to improve ultrasonic wave biography
The precision of the identification fingerprint of sensor 100.
Figure 15 is please referred to, in some embodiments, the ultrasonic sensor 100 of above embodiment further includes circuit board
80.Multiple pixel electrodes 20, conductive electrode 40, processing chip 50 are electrically connected with circuit board 80.Processing chip 50 can be set
It sets on circuit board 80.Specifically, circuit board 80 can be flexible circuit board, and the separate picture in substrate 10 can be set in circuit board 80
On the side of plain electrode 20.Circuit board 80 is provided with connector in order to which ultrasonic sensor 100 passes through the company on circuit board 80
Device is connect to be electrically connected with other electronic components.For example, ultrasonic sensor 100 passes through the connector and processor on circuit board 80
200 connections, to send actual fingerprint information by connector when ultrasonic sensor 100 collects actual fingerprint information
To processor 200, to allow processor 200 to be further processed.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
In the description of the present invention, the meaning of " plurality " is at least two, such as two, three etc., unless otherwise clear
It is specific to limit.
Any process described otherwise above or method description are construed as in flow chart or herein, and expression includes
It is one or more for realizing specific logical function or process the step of executable instruction code module, segment or portion
Point, and the range of the preferred embodiment of the present invention includes other realization, wherein can not press shown or discussed suitable
Sequence, including according to related function by it is basic simultaneously in the way of or in the opposite order, Lai Zhihang function, this should be of the invention
Embodiment person of ordinary skill in the field understood.
Expression or logic and/or step described otherwise above herein in flow charts, for example, being considered use
In the order list for the executable instruction for realizing logic function, may be embodied in any computer-readable medium, for
Instruction execution system, device or equipment (such as computer based system, including the system of processor or other can be held from instruction
The instruction fetch of row system, device or equipment and the system executed instruction) it uses, or combine these instruction execution systems, device or set
It is standby and use.For the purpose of this specification, " computer-readable medium ", which can be, any may include, stores, communicates, propagates or pass
Defeated program is for instruction execution system, device or equipment or the dress used in conjunction with these instruction execution systems, device or equipment
It sets.The more specific example (non-exhaustive list) of computer-readable medium include the following: there is the electricity of one or more wirings
Interconnecting piece (electronic device), portable computer diskette box (magnetic device), random access memory (RAM), read-only memory
(ROM), erasable edit read-only storage (EPROM or flash memory), fiber device and portable optic disk is read-only deposits
Reservoir (CDROM).In addition, computer-readable medium can even is that the paper that can print described program on it or other are suitable
Medium, because can then be edited, be interpreted or when necessary with it for example by carrying out optical scanner to paper or other media
His suitable method is handled electronically to obtain described program, is then stored in computer storage.
It should be appreciated that each section of the invention can be realized with hardware, software, firmware or their combination.Above-mentioned
In embodiment, software that multiple steps or method can be executed in memory and by suitable instruction execution system with storage
Or firmware is realized.It, and in another embodiment, can be under well known in the art for example, if realized with hardware
Any one of column technology or their combination are realized: having a logic gates for realizing logic function to data-signal
Discrete logic, with suitable combinational logic gate circuit specific integrated circuit, programmable gate array (PGA), scene
Programmable gate array (FPGA) etc..
Those skilled in the art are understood that realize all or part of step that above-described embodiment method carries
It suddenly is that relevant hardware can be instructed to complete by program, the program can store in a kind of computer-readable storage medium
In matter, which when being executed, includes the steps that one or a combination set of embodiment of the method.
It, can also be in addition, each functional unit in each embodiment of the present invention can integrate in a processing module
It is that each unit physically exists alone, can also be integrated in two or more units in a module.Above-mentioned integrated mould
Block both can take the form of hardware realization, can also be realized in the form of software function module.The integrated module is such as
Fruit is realized and when sold or used as an independent product in the form of software function module, also can store in a computer
In read/write memory medium.
Storage medium mentioned above can be read-only memory, disk or CD etc..Although having been shown and retouching above
The embodiment of the present invention is stated, it is to be understood that above-described embodiment is exemplary, and should not be understood as to limit of the invention
System, those skilled in the art can be changed above-described embodiment, modify, replace and become within the scope of the invention
Type.
Claims (12)
1. a kind of control method is used for electronic device, which is characterized in that the electronic device includes touch screen, the controlling party
Method includes:
Obtain actual fingerprint information when touch screen described in user's touch-control；
Obtain practical position of touch when touch screen described in user's touch-control；
Judge the actual fingerprint information whether with same preset fingerprint information matches, and whether judge the practical position of touch
With preset touch location matches；With
In the actual fingerprint information and the same preset fingerprint information matches, and the practical position of touch is preset with described
When position of touch matches, controls the electronic device and execute predetermined operation.
2. control method according to claim 1, which is characterized in that the practical position of touch include it is multiple, it is described pre-
If position of touch include it is multiple, the practical position of touch and the preset touch location matches include multiple practical touch-controls
Position matches one by one with multiple preset touch positions.
3. control method according to claim 2, which is characterized in that the multiple practical position of touch and multiple institutes
Stating preset touch position and matching one by one includes that multiple practical position of touch and multiple preset touch positions are suitable by making a reservation for
Sequence matches one by one.
4. control method according to claim 1, which is characterized in that the preset touch position includes multiple, Duo Gesuo
It states preset touch position and forms predetermined pattern, the practical position of touch and the preset touch location matches include the user
Touch screen described in touch-control is so that the practical position of touch is linked to be the predetermined pattern.
5. control method according to claim 1, which is characterized in that the predetermined operation includes solution lock screen and/or opens
Open application program.
6. a kind of electronic device, which is characterized in that the electronic device includes touch screen, ultrasonic sensor and processor；
The ultrasonic sensor is used to obtain actual fingerprint information when touch screen described in user's touch-control；
The touch screen is used to obtain practical position of touch when touch screen described in user's touch-control；
The processor is used for:
Judge the actual fingerprint information whether with same preset fingerprint information matches, and whether judge the practical position of touch
With preset touch location matches；With
In the actual fingerprint information and the same preset fingerprint information matches, and the practical position of touch is preset with described
When position of touch matches, controls the electronic device and execute predetermined operation.
7. electronic device according to claim 6, which is characterized in that the practical position of touch include it is multiple, it is described pre-
If position of touch include it is multiple, the practical position of touch and the preset touch location matches include multiple practical touch-controls
Position matches one by one with multiple preset touch positions.
8. electronic device according to claim 7, which is characterized in that the multiple practical position of touch and multiple institutes
Stating preset touch position and matching one by one includes that multiple practical position of touch and multiple preset touch positions are suitable by making a reservation for
Sequence matches one by one.
9. electronic device according to claim 6, which is characterized in that the preset touch position includes multiple, Duo Gesuo
It states preset touch position and forms predetermined pattern, the practical position of touch and the preset touch location matches include the user
Touch screen described in touch-control is so that the practical position of touch is linked to be the predetermined pattern.
10. electronic device according to claim 6, which is characterized in that the predetermined operation includes solution lock screen and/or opens
Open application program.
11. a kind of electronic device, which is characterized in that the electronic device includes:
Touch screen；
Ultrasonic sensor；
One or more processors；
Memory；With
One or more programs, wherein one or more of programs are stored in the memory, and be configured to by
One or more of processors execute, and described program includes requiring controlling party described in 1 to 5 any one for perform claim
The instruction of method.
12. a kind of computer readable storage medium, which is characterized in that including the computer program being used in combination with electronic device,
The computer program can be executed by processor to complete control method described in claim 1 to 5 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710818346.6A CN109492361A (en) | 2017-09-12 | 2017-09-12 | Control method, electronic device and computer readable storage medium |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710818346.6A CN109492361A (en) | 2017-09-12 | 2017-09-12 | Control method, electronic device and computer readable storage medium |
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| CN109492361A true CN109492361A (en) | 2019-03-19 |
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| CN201710818346.6A Withdrawn CN109492361A (en) | 2017-09-12 | 2017-09-12 | Control method, electronic device and computer readable storage medium |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104536766A (en) * | 2015-01-09 | 2015-04-22 | 京东方科技集团股份有限公司 | Electronic device control method and electronic device |
| CN105518690A (en) * | 2015-01-06 | 2016-04-20 | 深圳市柔宇科技有限公司 | Fingerprint unlocking system, electronic device and fingerprint unlocking method |
| WO2017003018A1 (en) * | 2015-06-30 | 2017-01-05 | 엘지전자 주식회사 | Mobile terminal and method for controlling same |
| CN106960146A (en) * | 2017-03-20 | 2017-07-18 | 宇龙计算机通信科技(深圳)有限公司 | Control method and device for the electronic equipment with full frame fingerprint recognition |
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2017
- 2017-09-12 CN CN201710818346.6A patent/CN109492361A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105518690A (en) * | 2015-01-06 | 2016-04-20 | 深圳市柔宇科技有限公司 | Fingerprint unlocking system, electronic device and fingerprint unlocking method |
| CN104536766A (en) * | 2015-01-09 | 2015-04-22 | 京东方科技集团股份有限公司 | Electronic device control method and electronic device |
| WO2017003018A1 (en) * | 2015-06-30 | 2017-01-05 | 엘지전자 주식회사 | Mobile terminal and method for controlling same |
| CN106960146A (en) * | 2017-03-20 | 2017-07-18 | 宇龙计算机通信科技(深圳)有限公司 | Control method and device for the electronic equipment with full frame fingerprint recognition |
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Address after: 330013 No.698 Tianxiang Avenue, high tech Zone, Nanchang City, Jiangxi Province Applicant after: OFilm Microelectronics Technology Co.,Ltd. Address before: 330013 No.698 Tianxiang Avenue, high tech Zone, Nanchang City, Jiangxi Province Applicant before: NANCHANG OFILM BIO-IDENTIFICATION TECHNOLOGY Co.,Ltd. Address after: 330096 No.699 Tianxiang North Avenue, Nanchang hi tech Industrial Development Zone, Nanchang City, Jiangxi Province Applicant after: Jiangxi OMS Microelectronics Co.,Ltd. Address before: 330013 No.698 Tianxiang Avenue, high tech Zone, Nanchang City, Jiangxi Province Applicant before: OFilm Microelectronics Technology Co.,Ltd. |
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Application publication date: 20190319 |