CN109002702B - Unlocking control method and electronic device - Google Patents

Abstract

The embodiment of the application discloses an unlocking control method, which comprises the following steps: acquiring a first quantity of fingerprint information input on a display screen; determining an object to be unlocked according to display content and/or display state of a display screen, and determining a second quantity of preset fingerprint information corresponding to the object to be unlocked; comparing the input first quantity of fingerprint information with the second quantity of preset fingerprint information, and determining the quantity matched with the preset fingerprint information in the input fingerprint information; and unlocking the object to be unlocked when the ratio of the number matched with the preset fingerprint information in the fingerprint information to the second number exceeds a preset threshold. The application also discloses an electronic device applying the method. According to the unlocking method and device, the unlocking object is unlocked by inputting the plurality of fingerprint information, so that the safety is effectively improved, meanwhile, the unlocking can be realized only by the fact that the ratio of the number of successfully matched fingerprint information to the total number of preset fingerprint information exceeds the preset threshold value, and the unlocking method and device are more humanized.

Description

Unlock control method and electronic device

technical field

The present invention relates to the technical field of electronic equipment, in particular to an electronic device and an unlocking control method thereof.

Background technique

With the popularization and application of electronic devices such as mobile phones and tablet computers, the electronic devices can support more and more application programs and have more and more diversified functions. Electronic devices are developing toward diversification and individualization, and have become indispensable electronic products in users' lives.

In current electronic devices, people can add passwords or biometric locks such as fingerprints and faces to certain applications to set usage permissions, thereby protecting user privacy and property security. However, for some application programs with high security level requirements, the security of the current unlocking method sometimes cannot meet the requirements.

Contents of the invention

Embodiments of the present invention provide an electronic device and an unlocking control method, which can effectively improve the security of unlocking.

On the one hand, an embodiment of the present invention provides an unlocking control method, which is applied to an electronic device, and the electronic device includes a display screen, and the method includes: acquiring a first amount of fingerprint information input on the display screen; The display content and/or display state of the screen determine the object to be unlocked, and determine the second quantity of preset fingerprint information corresponding to the object to be unlocked; combine the input first quantity of fingerprint information with the second The number of preset fingerprint information is compared to determine the number of the input fingerprint information that matches the preset fingerprint information; when it is determined that the ratio of the fingerprint information that matches the preset fingerprint information to the second number exceeds the preset When the threshold is reached, the object to be unlocked is unlocked.

On the other hand, an embodiment of the present invention provides an electronic device, including a display screen and a processor, and the processor is configured to obtain a first quantity of fingerprint information input on the display screen; The state determines the object to be unlocked, and determines the second quantity of preset fingerprint information corresponding to the object to be unlocked; compares the input first quantity of fingerprint information with the second quantity of preset fingerprint information , determining the number of the input fingerprint information that matches the preset fingerprint information; and when it is determined that the ratio of the number of the fingerprint information that matches the preset fingerprint information to the second number exceeds a preset threshold, the to-be Unlocked objects are unlocked.

In yet another aspect, an embodiment of the present invention provides a computer-readable storage medium, where program instructions are stored in the computer-readable storage medium, and the program instructions are used to be called by a computer to execute an unlocking control method, and the method includes: Acquiring the first quantity of fingerprint information input on the display screen; determining the object to be unlocked according to the display content and/or display state of the display screen, and determining the second quantity of preset fingerprint information corresponding to the object to be unlocked; Comparing the input first quantity of fingerprint information with the second quantity of preset fingerprint information, determining the number of the input fingerprint information that matches the preset fingerprint information; when it is determined that the fingerprint information matches the preset fingerprint information When the ratio of the number of fingerprint information matches to the second number exceeds a preset threshold, the object to be unlocked is unlocked.

According to the unlocking control method and electronic device of the embodiments of the present invention, by inputting a plurality of fingerprint information to unlock the object to be unlocked, the security is effectively improved. It can be unlocked when the ratio of the total quantity exceeds the preset threshold, which is more user-friendly.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is a schematic flowchart of an unlocking control method provided by an embodiment of the present invention.

Fig. 2 is a schematic flowchart of an unlocking control method provided by another embodiment of the present invention.

FIG. 3 is a functional block diagram of an electronic device in an embodiment of the present application.

FIG. 4 is a schematic front view of an electronic device in an embodiment of the present application.

FIG. 5 is a schematic structural diagram of a display screen of an electronic device in an embodiment of the present application.

Detailed ways

In order to enable those skilled in the art to better understand the solutions of the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only It is a part of embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

Please refer to FIG. 1 , which is a flowchart of an unlocking control method in an embodiment of the present application. The unlocking control method is applied to an electronic device, and the electronic device includes a display screen. As shown in Figure 1, the unlocking control method may include the following steps:

101. Acquire a first quantity of fingerprint information input on a display screen. In some embodiments, the electronic device further includes a plurality of off-screen fingerprint sensing modules, and the acquiring the first quantity of fingerprint information input on the display screen may specifically include: The sensing module acquires multiple fingerprint information input on the display screen.

In some embodiments, the acquiring the first quantity of fingerprint information input on the display screen may further include: acquiring the first quantity of fingerprint information input simultaneously on the display screen; or acquiring the fingerprint information input sequentially on the display screen The first quantity of fingerprint information.

That is, the first quantity of fingerprint information input on the display screen may be input at the same time, or may be input sequentially and separately.

In some embodiments, the display screen is a touch display screen, and the acquisition of the first quantity of fingerprint information input on the display screen may further include: when the touch screen detects a user's touch, pass the corresponding position The under-screen fingerprint sensing module obtains the first quantity of fingerprint information input on the display screen.

In some other embodiments, the electronic device may further include a proximity sensor, and the acquisition of at least two fingerprint information simultaneously input on the display screen may further include: when the proximity sensor detects that an object such as a finger approaches, by The under-screen fingerprint sensing modules at different positions acquire multiple fingerprint information input simultaneously on the display screen.

In some embodiments, the input first quantity of fingerprint information may include fingerprint information of at least two fingers of the same user, and may also include fingerprint information of fingers of different users.

103. Determine an object to be unlocked according to the display content and/or display state of the display screen, and determine a second quantity of preset fingerprint information corresponding to the object to be unlocked.

In some embodiments, the determining the second number of preset fingerprint information corresponding to the object to be unlocked includes: determining the second number of preset fingerprint information corresponding to the object to be unlocked according to the pre-stored correspondence between the object to be unlocked and fingerprint information. Amount of preset fingerprint information.

In some embodiments, the determining the object to be unlocked according to the display content and/or display state of the display screen may include: when the display screen is in a dark screen state or the display screen displays a lock screen interface, determining that the display screen is to be unlocked Object.

In some other embodiments, the determining the object to be unlocked according to the display content and/or display state of the display screen may include: displaying on the display screen an object to be unlocked including a login interface and a payment interface of a certain application program; When verifying the permission interface, it is determined that the application program is an object to be unlocked.

In some other embodiments, the determining the object to be unlocked according to the display content and/or display status of the display screen may include: when the display screen displays an interface including multiple application icons, according to the multiple fingerprints The input position of the information determines a target application icon, and the application program corresponding to the target application icon is determined as the object to be unlocked.

In an implementation manner, the determining a target application object according to the input positions of the plurality of fingerprint information may include: determining the center position of the input positions of the plurality of fingerprint information; determining the center position corresponding to the displayed The application icon of is the target application icon. That is, when multiple fingers of the same user or multiple fingers of different users touch or approach an application icon at the same time, the center positions of the multiple fingers will coincide with the application icon, thereby indicating that the object to be unlocked by the user is The application program corresponding to the application icon.

105. Compare the input first quantity of fingerprint information with the second quantity of preset fingerprint information, and determine the quantity of the input fingerprint information that matches the preset fingerprint information.

In some embodiments, the step 105 may include: comparing each fingerprint information in the input first amount of fingerprint information with each preset fingerprint information, and determining the fingerprint information that matches the preset fingerprint information is the target fingerprint information; counting the quantity of the target fingerprint information to obtain the quantity of the input fingerprint information matching the preset fingerprint information.

106. Determine whether the ratio of the number of the fingerprint information matching the preset fingerprint information to the second number exceeds a preset threshold. If yes, execute step 106; if no, return to step 101 or end the process.

107. When it is determined that the ratio of the number of the fingerprint information matching the preset fingerprint information to the second number exceeds a preset threshold, unlock the object to be unlocked.

Wherein, the preset threshold may be 60%, 65%, 70% or the like. That is, in some embodiments, as long as the ratio of the number of successful matches in the input fingerprint information to the total number of preset fingerprint information exceeds a preset threshold, it can be considered that the verification is passed, and the object to be unlocked is unlocked.

Wherein, the first quantity and the second quantity may be equal or unequal.

In an application scenario, the first number may be equal to the second number, for example, if both are set to 4, when there are 4 fingerprints entered on the display screen, that is, 4 fingerprints are obtained , compare the input fingerprint information of the first number of 4 with the preset fingerprint information of the second number of 4, if any of the input fingerprint information is worn due to the user's fingerprint If the matching fails due to other reasons, the input fingerprint information of the first quantity will not be successfully matched with all the preset fingerprint information. However, as long as other fingerprint information is successfully matched, the successfully matched The ratio of the quantity to the total quantity of the preset fingerprint information is 3/4=75%. If it exceeds the preset threshold, it can be considered that the verification is passed, and the object to be unlocked is unlocked.

In another application scenario, the second quantity of preset fingerprint information corresponding to the object to be unlocked includes fingerprint information of multiple users. When the object to be unlocked needs to be unlocked, if one user cannot be present, for example, the second number is four, the second number of preset fingerprint information corresponding to the object to be unlocked is the preset fingerprint information of the four users respectively. Assuming fingerprint information, if one user cannot be present, only three users input their respective fingerprint information, if the fingerprint information input by these three users all match a preset fingerprint information, then the number of successful matches in the input fingerprint information accounts for The ratio of the total number of preset fingerprint information is 3/4=75%, which also exceeds the preset threshold, and it can also be considered that the verification is passed, and the object to be unlocked is unlocked.

Therefore, in this application, by inputting a plurality of fingerprint information to unlock the object to be unlocked, the security is effectively improved. The threshold can be unlocked, and it is more humanized.

In some embodiments, unlocking the object to be unlocked includes allowing the use of related functions of the object to be unlocked, logging in the object to be unlocked, confirming payment verification and so on. For example, as mentioned above, when the object to be unlocked is a display screen, the object to be unlocked is unlocked to unlock the display screen and enter the unlocked interface such as the desktop of the electronic device so that the electronic device can be accessed use. When the object to be unlocked is an application program, unlocking the object to be unlocked is logging into the application program or determining that the payment verification is passed. When it is determined that the object to be unlocked is the application program corresponding to the target application icon, unlocking the object to be unlocked is also logging into the application program or allowing viewing of personal data of the application program.

Specifically, when the screen displays an interface including multiple application icons, determine the target application icon according to the input positions of the multiple fingerprint information, and determine that the application program corresponding to the target application icon is the When the object to be unlocked is described, the application program corresponding to the target application icon is unlocked. Therefore, by inputting fingerprint information on or around the target application icon, the application program corresponding to the target application icon can be quickly unlocked after the verification is passed, and the user can realize the application corresponding to the application icon by touching the application icon. The program unlocks, which greatly increases the convenience of unlocking.

In some embodiments, before step 101, the unlocking control method may further include the step of: collecting fingerprint information of one or more users in advance according to different objects to be unlocked, and using the collected fingerprint information of one or more users The fingerprint information is associated with the object to be unlocked, and a corresponding relationship between the object to be unlocked and a corresponding amount of fingerprint information is established.

In some embodiments, the second amount of preset fingerprint information includes at least the preset fingerprint information of the first user and the preset fingerprint information of the second user, and the number of preset fingerprint information of the first user greater than the quantity of preset fingerprint information of the second user.

For example, the number of preset fingerprint information of the first user may be 2, the number of preset fingerprint information of the second user may be 1, and so on.

Wherein, the first user is a user whose permission level of the electronic device is higher than a preset level, and the preset level may be a higher permission level that allows access to most application programs of the electronic device, for example, the first user The actual owner of the electronic device, the second user may be a user with a lower authority level than the first user.

Therefore, when performing unlocking control, the first user with a higher authority level can input more fingerprint information before unlocking, and the user with a higher authority level is given greater weight, which can ensure that the electronic device or application program is legal. User use, further improving security.

It should be noted that the steps of the unlocking control method of the present application are not limited to the above-mentioned steps, and the order of the above-mentioned steps can also be adjusted as needed, and part of the process in a certain step can be executed as a single step.

Please refer to FIG. 2 , which is a flowchart of an unlocking control method in another embodiment of the present application. As shown in Figure 2, in another embodiment, the unlocking control method may include the following steps:

201. Prompt one or more users to input at least two pieces of fingerprint information in response to a fingerprint information setting operation on a specific object. Wherein, the specific object is an object that needs to be unlocked to be used later, that is, any of the aforementioned objects to be unlocked.

In some embodiments, step 201 may specifically include: verifying the user's identity in response to the fingerprint information setting operation of a specific object; when verifying that the user's identity is a legitimate user, prompting one or more users to input at least two fingerprint information . In some embodiments, the operation of setting the fingerprint information of a specific object may be through a selection operation of a setting option in a menu option or a specific button press operation or a specific touch operation. The "verifying the user's identity in response to the fingerprint information setting operation" may include: when responding to the fingerprint information setting operation, the user may be prompted to enter a password such as a combination of letters and numbers or a biometric password such as fingerprint, iris, and voice to verify the user's identity. identity. The "prompting one or more users to input at least two fingerprint information when verifying that the user is a legitimate user" may include: when verifying that the input password is correct or the biometric passwords such as fingerprints, iris, and voice are successfully matched, then Determine that the identity of the user is a legitimate user, and generate prompt information to prompt one or more users to input at least two fingerprint information.

Wherein, the specific object may be a lock screen interface of a display screen or a specific application program.

In some embodiments, step 201 may further specifically include: determining the security level of the specific object, and prompting at least two or more users to input fingerprint information if the security level of the specific object exceeds a preset level. Wherein, the preset level is a relatively high security level, such as a confidential level.

For example, when the specific object is an application program with a higher security level and needs to be unlocked by multiple users, at least two or more users are prompted to input fingerprint information.

In some embodiments, prompting at least two or more users to input fingerprint information may include: prompting a first user to input a third amount of fingerprint information, and prompting a second user to input a fourth amount of fingerprint information. Wherein, the first user is a user with a higher authority level, the second user is a user with a lower authority level, and the third number is greater than the fourth number.

202. Acquire the fingerprint information input by the one or more users, and associate the acquired fingerprint information of the one or more users with the specific object, so as to establish a correspondence between the specific object and the corresponding amount of fingerprint information. That is, a corresponding relationship between an object to be unlocked and a corresponding amount of fingerprint information is established.

203. Acquire the first quantity of fingerprint information input on the display screen.

204. Determine an object to be unlocked according to the display content and/or display state of the display screen, and determine a second quantity of preset fingerprint information corresponding to the object to be unlocked.

205. Compare the input first quantity of fingerprint information with the second quantity of preset fingerprint information, and determine the quantity of the input fingerprint information that matches the preset fingerprint information.

206. Determine whether the ratio of the number of the fingerprint information matching the preset fingerprint information to the second number exceeds a preset threshold. If yes, execute step 207; if no, return to step 203 or end the process.

207. When it is determined that the ratio of the number of the fingerprint information matching the preset fingerprint information to the second number exceeds a preset threshold, unlock the object to be unlocked.

Wherein, compared with the embodiment shown in FIG. 1, the embodiment shown in FIG. 2 is only different in that it also includes a step of generating preset fingerprint information corresponding to the object to be unlocked. Steps 203-207 in FIG. 2 correspond one-to-one to steps 101-107 in FIG. 1. For more specific introduction, refer to the related description of steps 101-107.

Wherein, the unlocking control method of any one of the above embodiments of the present application can be applied to any electronic device with an under-display fingerprint sensing module covering the entire display area. The above-mentioned display screen can be a touch display screen, and several under-screen fingerprint sensing modules are integrated in the touch display screen, so that the display screen can simultaneously have the functions of touch, fingerprint identification and display output. The plurality of under-screen fingerprint sensing modules are distributed in various positions below the entire display screen, so that when the user touches or approaches the display screen at any position, at least one of the under-screen fingerprint sensing modules will obtain its input information. The fingerprint information realizes the unlocking process in the aforementioned unlocking control method.

Please refer to FIG. 3 and FIG. 4 together. FIG. 3 is a functional block diagram of the electronic device 100 in the embodiment of the present application. FIG. 4 is a schematic front view of the electronic device 100 . As shown in FIGS. 3 and 4 , the electronic device 100 includes a display screen 10 and a processor 20 .

The processor 20 is used to obtain the first quantity of fingerprint information input on the display screen 10; and determine the object to be unlocked according to the display content and/or display state of the display screen 10, and determine that the object to be unlocked corresponds to The second quantity of preset fingerprint information, the processor 20 compares the input fingerprint information of the first quantity with the second quantity of preset fingerprint information, and determines that the input fingerprint information is different from the preset The number of matching fingerprint information, and unlocking the object to be unlocked when it is determined that the ratio of the number of fingerprint information matching the preset fingerprint information to the second number exceeds a preset threshold.

Therefore, in this application, by inputting a plurality of fingerprint information to unlock the object to be unlocked, the security is effectively improved. At the same time, it is only required that the ratio of the number of successful matches in the input fingerprint information to the total number of preset fingerprint information exceeds the preset The threshold can be unlocked, and it is more humanized.

As shown in FIG. 4 , the electronic device 100 further includes a plurality of off-screen fingerprint sensing modules 30, and the processor 20 obtains the first input on the display screen 10 through the corresponding position of the under-screen fingerprint sensing modules 30. A quantity of fingerprint information.

As shown in FIG. 4 , the plurality of under-screen fingerprint sensor modules 30 are distributed at various positions below the entire display screen 10, so that when the user inputs fingerprint information at any position, at least one under-screen fingerprint sensor module 30 will be connected. The module 30 corresponds, so that when the user touches or approaches the display screen 10 with a finger, etc., the fingerprint sensor module 30 under the screen arranged at the corresponding position will collect the fingerprint information of the finger, etc. The processor 20 correspondingly obtains the fingerprint information collected by the off-screen fingerprint sensing module 30 , so as to obtain the user's fingerprint information through the off-screen fingerprint sensing module 30 .

In some embodiments, the simultaneously input at least two fingerprint information may include fingerprint information of at least two fingers of the same user, and may also include fingerprint information of fingers of different users.

In some embodiments, the processor 20 acquiring the first amount of fingerprint information input on the display screen 10 includes: the processor 20 acquiring the first amount of fingerprint information input simultaneously on the display screen 10; or ; The processor 20 acquires the first quantity of fingerprint information sequentially input on the display screen 10 .

In some embodiments, the processor 20 determines the second quantity of preset fingerprint information corresponding to the object to be unlocked according to the pre-stored correspondence between the object to be unlocked and the fingerprint information.

In some embodiments, the processor 20 is further specifically configured to compare each piece of fingerprint information in the input first quantity of fingerprint information with each piece of preset fingerprint information, and determine which fingerprint information matches the preset fingerprint information. The fingerprint information is the target fingerprint information; the number of the input fingerprint information matching the preset fingerprint information is obtained by counting the quantity of the target fingerprint information.

As shown in FIG. 3 , the electronic device further includes a memory 40 , and the corresponding relationship between the object to be unlocked and fingerprint information may be pre-generated and stored in the memory 40 .

In some embodiments, the second amount of preset fingerprint information includes at least the preset fingerprint information of the first user and the preset fingerprint information of the second user, and the number of preset fingerprint information of the first user greater than the quantity of preset fingerprint information of the second user.

In some embodiments, the match between the fingerprint information and the preset fingerprint information means that the similarity between the fingerprint information and the corresponding preset fingerprint information exceeds a preset threshold, for example, the similarity exceeds 95%.

In some embodiments, the processor 20 determines the object to be unlocked according to the display content and/or display state of the display screen 10, which may include: the processor 20 is in a dark screen state on the display screen 10 or the display screen 10 displays When the screen interface is locked, it is determined that the display screen 10 is an object to be unlocked.

In some other embodiments, the processor 20 determines the object to be unlocked according to the display content and/or display state of the display screen 10, which may include: the processor 20 displays an application program on the display screen 10 When the interface to be verified includes the login interface and the payment interface, it is determined that the application program is the object to be unlocked.

In some other embodiments, the processor 20 determines the object to be unlocked according to the display content and/or display status of the display screen 10, which may include: the processor 20 displays on the display screen 10 a plurality of application icons interface, a target application icon is determined according to the input positions of at least two fingerprint information input in sequence, and the application program corresponding to the target application icon is determined as the object to be unlocked.

In an implementation manner, the processor 20 determining a target application object according to the input positions of the at least two fingerprint information may include: the processor 20 determining the input positions of the at least two fingerprint information The center position: determining that the application icon displayed corresponding to the center position is the target application icon.

In some embodiments, the unlocking of the object to be unlocked by the processor 20 includes allowing the use of related functions of the object to be unlocked, logging in the object to be unlocked, confirming payment verification and so on.

For example, as shown in FIG. 4 , the unlocking object is an application, and unlocking the application is logging in the application. When the application program needs to be logged in, a plurality of fingerprint information can be input on the display screen 10, and the ratio of the number of successfully matched fingerprint information to the total number of preset fingerprint information exceeds the preset threshold value, then it is confirmed that the unlock verification is passed and Sign in to said application.

In some embodiments, the processor 20 is further configured to prompt one or more users to input at least two fingerprint information in response to a fingerprint information setting operation for a specific object. Wherein, the specific object is an object that needs to be unlocked to be used later, that is, any of the aforementioned objects to be unlocked.

In some embodiments, the processor 20 is specifically configured to verify the identity of the user in response to the operation of setting the fingerprint information of a specific object; when verifying that the identity of the user is a legitimate user, prompt one or more users to input at least two fingerprint information. In some embodiments, the operation of setting the fingerprint information of a specific object may be through a selection operation of a setting option in a menu option or a specific button press operation or a specific touch operation. Wherein, when the processor 20 responds to the fingerprint information setting operation, it can prompt the user to input a password such as a combination of letters and numbers or a biometric password such as fingerprint, iris, and voice to verify the identity of the user. When the biometric passwords such as iris and voice are successfully matched, it is determined that the identity of the user is a legitimate user, and a prompt message is generated to prompt one or more users to input at least two fingerprint information.

Wherein, the specific object may be a lock screen interface of a display screen or a specific application program.

In some embodiments, the processor 20 is further configured to determine the security level of the specific object, and prompt at least two or more users to input fingerprint information if the security level of the specific object exceeds a preset level. Wherein, the preset level is a relatively high security level, such as a confidential level.

For example, when the specific object is an application program with a higher security level and needs to be unlocked by multiple users, at least two or more users are prompted to input fingerprint information.

In some embodiments, prompting at least two or more users to input fingerprint information may include: prompting a first user to input a third amount of fingerprint information, and prompting a second user to input a fourth amount of fingerprint information. Wherein, the first user is a user with a higher authority level, the second user is a user with a lower authority level, and the third number is greater than the fourth number.

In some embodiments, the processor is further configured to acquire the fingerprint information input by the one or more users through the under-screen fingerprint sensing module 30, and combine the acquired fingerprint information of the one or more users with the The specific object is associated, and a corresponding relationship between the specific object and the corresponding amount of fingerprint information is established. That is, the corresponding relationship between the object to be unlocked and the fingerprint information is established.

Wherein, the processor 20 can control to generate voice prompt information, text prompt information, etc. to prompt one or more users to input at least two fingerprint information.

In some embodiments, the first user is a user whose permission level of the electronic device is higher than a preset level, and the preset level may be a higher permission level that allows access to most applications of the electronic device, for example, the The actual owner of the first user's electronic device, the second user may be a user with a lower authority level than the first user.

In some embodiments, the display screen 10 is a touch display screen, and when the touch display screen detects a user's touch, the processor 20 obtains the fingerprint on the display screen 10 through the under-screen fingerprint sensing module 30 at a corresponding position. The first quantity of fingerprint information entered on the

In other embodiments, as shown in FIG. 3 , the electronic device may further include a proximity sensor 50, and the processor 20 acquires the first quantity of fingerprint information input on the display screen 10, and may further include: the When the proximity sensor 50 detects that an object such as a finger is approaching, the processor 20 acquires the first quantity of fingerprint information input on the display screen 10 through the corresponding under-display fingerprint sensor module 30 .

Wherein, the methods described in FIGS. 1-2 can be applied to the electronic device described in FIG. 3 , and related descriptions can refer to each other.

Wherein, the memory 40 also stores computer program instructions, and the computer program instructions are used to be called by the processor 20 to execute the aforementioned functions.

Wherein, the processor 20 may be a processing chip such as a central processing unit (CPU), a microcontroller, a single-chip microcomputer, or a digital signal processor. The memory 40 may be a storage device such as a solid-state memory, a memory card, or the like.

The electronic device 100 involved in the embodiment of the present invention may include various handheld devices, vehicle-mounted devices, wearable devices, computing devices or other processing devices connected to wireless modems, as well as various forms of user equipment ( User Equipment, UE), mobile station (Mobile Station, MS), terminal device (terminal device) and so on. For convenience of description, the above-mentioned devices are collectively referred to as electronic devices.

Please refer to FIG. 5 , which is a schematic structural diagram of the display screen 10 in an embodiment of the present application. FIG. 5 provides an implementation in which the display screen 10 is integrated with an under-display fingerprint sensing module 30 .

As shown in FIG. 5 , the display screen 10 includes a fingerprint identification sensor 1 and a touch substrate 2 stacked in sequence, a thin film transistor array display substrate 3 and a backlight source 4, wherein the thin film transistor array display substrate 3 and the backlight source 4 Gaps can exist. The touch substrate 2 is used for detecting touch operations. The fingerprint identification sensor 1 is located on the thin film transistor array display substrate 3 . The TFT array display substrate 3 is located in the display area of the display screen 10 , so the fingerprint identification sensor 1 is located in the display area of the display screen 10 .

The backlight 4 includes a flexible circuit board 43 , a plurality of first point light sources 41 and a plurality of second point light sources 42 . The first point light source 41 and the second point light source 42 are spaced apart on the flexible circuit board 43, and the first point light source 41 and the second point light source 42 are located between the flexible circuit board 43 and the flexible circuit board 43. The thin film transistor array is between the display substrates 3 . The first point light source 41 and the second point light source 42 are electrically connected to the flexible circuit board 43 .

Each first point light source 41 is correspondingly arranged with a fingerprint identification sensor 1 and combined into an under-screen fingerprint sensor module 30 . Wherein, the position of the application icon B1 displayed on the display screen 10 corresponds to at least one first point light source 41 and its corresponding fingerprint recognition sensor 1 .

Wherein, the first point light source 41 is used to emit the first light signal a, and when the user performs a click operation on a certain application icon B1, the first point light source 41 is used to emit the first light signal a to the user's finger The fingerprint lines F at the same position interact with the fingerprint lines F and are reflected by the fingerprint lines F1 to form the target optical signal a1.

Wherein, the fingerprint identification sensor 1 corresponding to the first point light source 41 is used to receive the target light signal a1 to identify/collect fingerprint information. The second point light source 42 emits a second light signal b that provides display brightness for the display screen 10 . The wavelength of the first optical signal a is different from the wavelength of the second optical signal b.

Specifically, the target optical signal a1 carries fingerprint information. The target optical signal a1 is reflected by the fingerprint lines F to the fingerprint identification sensor 1, the fingerprint identification sensor 1 receives the target optical signal a1 and converts the target optical signal a1 into a target electrical signal, and the processor stores and identifies the fingerprint according to the target electrical signal Fingerprint information of texture F.

By setting the first point light source 41 in the backlight 4 of the display screen 10, the first light signal a emitted by the first point light source 41 exits the display screen 10 and interacts with the fingerprint lines F to form a target light signal a1, the target The optical signal a1 is received by the fingerprint identification sensor 1 of the under-screen fingerprint sensor module 30 integrated in the display screen 10, so as to realize the identification of fingerprint information. The under-screen fingerprint sensor module 30 is located in the display area of the display screen 10 and does not occupy The space of the non-display area of the electronic device 100 can further increase the screen-to-body ratio of the electronic device 100 .

In this embodiment, please refer to FIG. 5 , the fingerprint lines F have valleys F1 and ridges F2. When the fingerprint lines F touch the touch substrate 2, the ridges F2 directly contact the surface 211 of the touch substrate 2, and the valleys F1 are in contact with the surface of the touch substrate 2. There is an air gap between 211. The refractive index n1 of the ridge F2 (for example, n1=1.55) is closer to the refractive index n3 of the touch substrate 2 (for example, n3=1.5 for common glass) than the refractive index n2 of air (for example, n2=1). ), so the intensity of the reflected light of the first optical signal a on the surface 211 of the touch substrate 2 is greater than the intensity of the reflected light on the surface of the ridge F2. Therefore, in the fingerprint image captured by the fingerprint recognition sensor 1, the brightness of the image area corresponding to the valley F1 is strong, and the brightness of the image area corresponding to the ridge F2 is weak. Of course, in other embodiments, the fingerprint lines F can be located on the touch substrate 2 and spaced from the touch substrate 2 , and the fingerprint image can be obtained by utilizing the difference in light reflection intensity of the valleys F1 and ridges F2 of the fingerprint lines F.

In this embodiment, the first light signal a may be infrared light, so as to reduce interference to the displayed image of the display screen 10 . The second light signal b may be visible light. In other embodiments, the first light signal a may also be one or a combination of near-infrared light, ultraviolet light, near-ultraviolet light, visible light, and the like.

Therefore, the display screen 10 simultaneously integrates touch, display and fingerprint identification functions.

Wherein, FIG. 5 is only an example of an under-screen fingerprint sensing module 30 , obviously, the electronic device 100 of the present application may include other forms of the under-screen fingerprint sensing module 30 . The unlocking control method of any one of the above embodiments of the present application can also be applied to any electronic device with an under-display fingerprint sensing module covering the entire display area.

An embodiment of the present invention also provides a computer storage medium, wherein the computer storage medium stores a computer program for electronic data exchange, and the computer program enables the computer to execute any part of the unlocking control method described in the above method embodiments or all steps.

An embodiment of the present invention also provides a computer program product, the computer program product includes a non-transitory computer-readable storage medium storing a computer program, and the computer program is operable to enable a computer to execute the method described in the above method embodiments. Part or all of the steps of any unlocking control method.

It should be noted that for the foregoing method embodiments, for the sake of simple description, they are expressed as a series of action combinations, but those skilled in the art should know that the present invention is not limited by the described action sequence. Because of the present invention, certain steps may be performed in other orders or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification belong to preferred embodiments, and the actions and modules involved are not necessarily required by the present invention.

In the foregoing embodiments, the descriptions of each embodiment have their own emphases, and for parts not described in detail in a certain embodiment, reference may be made to relevant descriptions of other embodiments.

In addition, in the present invention, the processor that executes the method steps in each embodiment may be integrated with a plurality of functional units to respectively execute each step, or each functional unit may exist separately physically, for example, the electronic device 100 includes multiple control The corresponding method steps are respectively performed by functional units such as a device. Wherein, each functional unit included in the electronic device 100 may be implemented in the form of hardware, or may be implemented in the form of software program modules.

If the integrated functional units are realized in the form of software program modules and sold or used as independent products, they can be stored in a computer-readable memory. Based on this understanding, the essence of the technical solution of the present invention or the part that contributes to the prior art or all or part of the technical solution can be embodied in the form of a software product, and the computer software product is stored in a memory. Several instructions are included to make a computer device (which may be a personal computer, server or network device, etc.) execute all or part of the steps of the methods described in the various embodiments of the present invention. The aforementioned memory includes: U disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), mobile hard disk, magnetic disk or optical disk and other media that can store program codes.

Those of ordinary skill in the art can understand that all or part of the steps in the various methods of the above-mentioned embodiments can be completed by instructing related hardware through a program, and the program can be stored in a computer-readable memory, and the memory can include: a flash disk , Read-only memory (English: Read-Only Memory, abbreviated: ROM), random access device (English: Random Access Memory, abbreviated: RAM), magnetic disk or optical disk, etc.

The embodiments of the present invention have been described in detail above, and specific examples have been used in this paper to illustrate the principles and implementation methods of the present invention. The descriptions of the above embodiments are only used to help understand the method of the present invention and its core idea; at the same time, for Those skilled in the art will have changes in the specific implementation and scope of application according to the idea of the present invention. In summary, the contents of this specification should not be construed as limiting the present invention.

Claims (18)

1. An unlocking control method applied in an electronic device, the electronic device comprising a display screen, characterized in that the method comprises: Obtaining the first quantity of fingerprint information input on the display screen; Determine the object to be unlocked according to the display content and/or display state of the display screen, and determine the second number of preset fingerprint information corresponding to the object to be unlocked; The second number of preset fingerprint information includes: determining the second number of preset fingerprint information corresponding to the object to be unlocked according to the pre-stored correspondence between the object to be unlocked and the fingerprint information, wherein the second number of preset fingerprint information The information includes at least the preset fingerprint information of the first user and the preset fingerprint information of the second user, and the quantity of the preset fingerprint information of the first user is greater than the quantity of the preset fingerprint information of the second user; comparing the inputted first quantity of fingerprint information with the second quantity of preset fingerprint information, and determining the quantity of the input fingerprint information that matches the preset fingerprint information; When it is determined that the ratio of the number of the fingerprint information matching the preset fingerprint information to the second number exceeds a preset threshold, the object to be unlocked is unlocked. 2. The unlocking control method according to claim 1, wherein the electronic device further comprises a plurality of under-screen fingerprint sensing modules, and the acquisition of the first quantity of fingerprint information input on the display screen includes : The first quantity of fingerprint information input on the display screen is respectively obtained through the corresponding under-screen fingerprint sensing module. 3. The unlocking control method according to claim 1, wherein said acquiring the first quantity of fingerprint information input on the display screen comprises: Obtaining the first number of fingerprint information simultaneously input on the display screen; or; Acquiring the first quantity of fingerprint information sequentially input on the display screen. 4. The unlocking control method according to claim 1, characterized in that, comparing the inputted first quantity of fingerprint information with the second quantity of preset fingerprint information, and determining that among the inputted fingerprint information The number of matches with preset fingerprint information, including: Comparing each fingerprint information in the input first quantity of fingerprint information with each preset fingerprint information, and determining that the fingerprint information matching the preset fingerprint information is the target fingerprint information; The quantity of the target fingerprint information is counted to obtain the quantity of the input fingerprint information matching the preset fingerprint information. 5. The unlocking control method according to any one of claims 1-4, wherein the determining the object to be unlocked according to the display content and/or display state of the display screen includes: When the display screen is in a dark screen state or the display screen displays a lock screen interface, determine that the display screen is an object to be unlocked. 6. The unlocking control method according to any one of claims 1-4, wherein the determining the object to be unlocked according to the display content and/or display state of the display screen includes: When the display screen displays an interface of an application program including a login interface and a payment interface whose authority is to be verified, it is determined that the application program is an object to be unlocked. 7. The unlocking control method according to any one of claims 1-4, wherein the determining the object to be unlocked according to the display content and/or display state of the display screen includes: When an interface including multiple application icons is displayed on the display screen, a target application icon is determined according to input positions of multiple fingerprint information, It is determined that the application program corresponding to the target application icon is the object to be unlocked. 8. The unlocking control method according to claim 7, wherein said determining a target application object according to the input positions of said plurality of fingerprint information comprises: determining the center position of the input positions of the plurality of fingerprint information; The application icon displayed corresponding to the center position is determined to be the target application icon. 9. An electronic device, comprising a display screen and a processor, wherein the processor is used to acquire the first quantity of fingerprint information input on the display screen; determine the number of fingerprints to be received according to the display content and/or display state of the display screen; the object to be unlocked, and determine the second number of preset fingerprint information corresponding to the object to be unlocked, wherein the determining the second number of preset fingerprint information corresponding to the object to be unlocked includes: according to the prestored The correspondence between the unlocking object and the fingerprint information determines the second quantity of preset fingerprint information corresponding to the object to be unlocked, wherein the second quantity of preset fingerprint information includes at least the preset fingerprint information of the first user and The preset fingerprint information of the second user, the quantity of the preset fingerprint information of the first user is greater than the quantity of the preset fingerprint information of the second user; combining the input first quantity of fingerprint information with the first quantity of fingerprint information Comparing two quantities of preset fingerprint information, determining the number of matches between the input fingerprint information and the preset fingerprint information; and when determining that the ratio of the number of the fingerprint information matching the preset fingerprint information to the second quantity exceeds When the threshold is preset, the object to be unlocked is unlocked. 10. The electronic device according to claim 9, characterized in that, the electronic device further comprises a plurality of under-screen fingerprint sensing modules, and the processor respectively obtains the The first quantity of fingerprint information entered on the screen. 11. The electronic device according to claim 9, wherein the processor acquiring the first quantity of fingerprint information input on the display screen comprises: the processor acquiring the first quantity of fingerprint information input simultaneously on the display screen. A quantity of fingerprint information; or; the processor obtains a first quantity of fingerprint information sequentially input on the display screen. 12. The electronic device according to claim 9, wherein the processor is specifically configured to compare each fingerprint information in the input first amount of fingerprint information with each preset fingerprint information, Determining the fingerprint information matching the preset fingerprint information as the target fingerprint information; counting the quantity of the target fingerprint information to obtain the quantity of the input fingerprint information matching the preset fingerprint information. 13. The electronic device according to any one of claims 9-12, wherein the processor determines the object to be unlocked according to the display content and/or display state of the display screen, comprising: the processor displays When the screen is in a dark state or the display screen displays the lock screen interface, make sure that the display screen is the object to be unlocked. 14. The electronic device according to any one of claims 9-12, wherein the processor determines the object to be unlocked according to the display content and/or display state of the display screen, comprising: the processor displays When the interface displayed on the screen is an interface of an application program including a login interface and a payment interface to be verified, it is determined that the application program is an object to be unlocked. 15. The electronic device according to any one of claims 9-12, wherein the processor determines the object to be unlocked according to the display content and/or display state of the display screen, comprising: the processor displays When an interface including multiple application icons is displayed on the screen, a target application icon is determined according to the input positions of multiple fingerprint information, and the application program corresponding to the target application icon is determined as the object to be unlocked. 16. The electronic device according to claim 15, wherein the processor is further configured to determine the center position of the input positions of the plurality of fingerprint information; and determine the application icon displayed corresponding to the center position as the target App icon. 17. The electronic device according to claim 10, wherein the plurality of under-display fingerprint sensing modules are distributed at various positions below the entire display screen, so that fingerprint information input at any position at least corresponds to An under-screen fingerprint sensing module is acquired by the under-screen fingerprint sensing module. 18. A computer-readable storage medium, characterized in that there are program instructions stored in the computer-readable storage medium, and the program instructions are used to be called by a computer to execute the method described in any one of claims 1-8. Unlock control method.