CN104933337B - A kind of method and intelligent terminal for realizing unlocked by fingerprint - Google Patents

Abstract

The invention discloses a method for realizing fingerprint unlocking and an intelligent terminal. The method includes: entering the fingerprint unlocking interface of the intelligent terminal; the fingerprint unlocking interface includes a plurality of fingerprint input areas, and collects user fingerprint information input in each fingerprint input area , in the first fingerprint unlocking mode, if the collected user fingerprint information input in each fingerprint input area matches the preset unlocking fingerprint information in each fingerprint input area, unlock the smart terminal. When judging whether the smart terminal is unlocked or not, the present invention needs to verify the fingerprint information of multiple users, and the unlocking can only be performed when the fingerprint information of each user matches. Compared with the existing products with fingerprint unlocking function, the unlocking security is higher high.

Description

A method and intelligent terminal for realizing fingerprint unlocking

technical field

The present invention relates to the technical field of fingerprint identification applications, in particular to a method for realizing fingerprint unlocking, and to an intelligent terminal for realizing fingerprint unlocking. In addition, the present invention particularly relates to a method and method for realizing fingerprint unlocking with multiple fingerprint unlocking modes. Intelligent Terminal.

Background technique

Today's smart terminals have more and more unlocking methods. The original key-press phones were unlocked by key combinations. At present, most touch-screen mobile phones use sliding unlocking or password keyboard unlocking to unlock. These unlocking methods have their own advantages and disadvantages, some are easy to operate but not very safe, and some are safe but more complicated to operate.

With the continuous advancement of technology, biometric features are gradually being applied in the field of consumer electronics, such as face, fingerprint, eyes, etc. It is very convenient to use biometric identification for encryption/decryption, which can save the trouble of input. Among them, fingerprint identification technology is especially favored by people.

With the advancement of fingerprint recognition technology, some manufacturers integrate image recognition sensors on the screens of mobile terminals to achieve the purpose of fingerprint recognition. With the help of fingerprint recognition function, fingerprint unlocking technology has also been successfully transplanted to smart phones. Fingerprint unlocking on mobile terminals is a method of unlocking the screen by inputting fingerprint information. It is different from traditional slide unlocking or PIN pad unlocking. It can be unlocked, because each person's fingerprint is different, so this unlocking method is relatively safe.

In the prior art, most of the fingerprint unlocking uses a designated small area as the fingerprint area for unlocking, such as the HOME key, a small area on the touch screen, etc., and input fingerprints in one area for a long time, it is easy to form residual fingerprint information in this area , it is easy to obtain the fingerprint through some special processing and be used by others, so there is a security risk.

Contents of the invention

The object of the present invention is to provide a method for realizing fingerprint unlocking and an intelligent terminal to solve the above technical problems.

For reaching this purpose, the present invention adopts following technical scheme:

In a first aspect, an embodiment of the present invention provides a method for realizing fingerprint unlocking, including:

Enter the fingerprint unlocking interface of the smart terminal; the fingerprint unlocking interface includes a plurality of fingerprint input areas;

Collect user fingerprint information input in each fingerprint input area;

In the first fingerprint unlocking mode, if the collected user fingerprint information input in each fingerprint input area matches with the preset unlocking fingerprint information in each fingerprint input area, the smart terminal is unlocked.

Preferably, the step: after collecting the user fingerprint information input in each fingerprint input area, further includes:

Judging whether the collected user fingerprint information input in each fingerprint input area matches with the preset unlocking fingerprint information in each fingerprint input area;

If yes, obtain the current fingerprint unlocking mode of the smart terminal;

Otherwise, do not unlock the smart terminal;

Wherein, the fingerprint unlocking mode of the smart terminal includes a first fingerprint unlocking mode and a second fingerprint unlocking mode.

Preferably, the step: collect user fingerprint information input in each fingerprint input area, specifically including:

Collect user fingerprint information input in each fingerprint input area and record the input sequence of user fingerprint information;

The steps: after obtaining the current fingerprint unlock mode of the smart terminal, further include:

If the current fingerprint unlocking mode of the smart terminal is the first fingerprint unlocking mode, unlock the smart terminal;

If the current fingerprint unlock mode of the smart terminal is the second fingerprint unlock mode, determine whether the input sequence of the user fingerprint information is consistent with the preset unlock fingerprint information input sequence; if so, unlock the smart terminal; otherwise, do not unlock the smart terminal .

Preferably, the step: after not unlocking the smart terminal, further includes:

Real-time monitoring and recording of unlocking failure times;

Judging whether the number of unlocking failures is greater than or equal to the preset alarm threshold;

If so, send an alarm and close the fingerprint unlocking interface;

Otherwise, start collecting the user fingerprint information input in each fingerprint input area again.

Preferably, the step: before judging whether the collected user fingerprint information input in each fingerprint input area matches the preset unlocking fingerprint information of each fingerprint input area, it also includes: obtaining the preset fingerprint information from the local memory. The unlocking fingerprint information of each fingerprint input area and the input sequence of the unlocking fingerprint information.

Preferably, the steps: before entering the fingerprint unlocking interface of the smart terminal, further include:

Detect in real time whether a control signal to enter the fingerprint unlocking interface is received;

If so, make the smart terminal enter the fingerprint unlocking interface;

Otherwise, continue to detect in real time whether a control signal to enter the fingerprint unlocking interface is received.

Preferably, the fingerprint unlocking interface includes four fingerprint input areas; the user fingerprint information collection module includes four fingerprint sensors;

Each fingerprint input area is provided with a fingerprint sensor; each fingerprint sensor is used to collect user fingerprint information in each fingerprint input area.

Preferably, the step: before entering the fingerprint unlocking interface of the smart terminal, further includes: pre-setting the unlocking fingerprint information of each fingerprint input area and the input order of the unlocking fingerprint information.

Preferably, the steps: before entering the fingerprint unlocking interface of the smart terminal, further include:

The fingerprint unlocking mode of the smart terminal is preset; the fingerprint unlocking mode of the smart terminal includes a first fingerprint unlocking mode and a second fingerprint unlocking mode.

Preferably, the steps: before entering the fingerprint unlocking interface of the smart terminal, further include:

An alarm threshold is preset.

In the second aspect, based on the above method, an embodiment of the present invention provides an intelligent terminal for realizing fingerprint unlocking, including:

The user interface management module is used to provide the fingerprint unlocking interface of the smart terminal; the fingerprint unlocking interface includes a plurality of fingerprint input areas;

The user fingerprint information collection module is used to collect the user fingerprint information input in each fingerprint input area after entering the fingerprint unlocking interface;

The unlocking control module is used in the first fingerprint unlocking mode to unlock the smart terminal if the collected user fingerprint information input in each fingerprint input area matches the preset unlocking fingerprint information in each fingerprint input area.

Preferably, the smart terminal further includes: a fingerprint unlocking mode setting module, configured to set the fingerprint unlocking mode of the smart terminal;

The unlocking control module is also used to judge whether the user fingerprint information collected in each fingerprint input area is matched with the preset unlocking fingerprint information of each fingerprint input area; if so, obtain from the fingerprint unlocking mode setting module The current fingerprint unlocking mode of the smart terminal; otherwise, the smart terminal is not unlocked;

Wherein, the fingerprint unlocking mode of the smart terminal includes a first fingerprint unlocking mode and a second fingerprint unlocking mode.

Preferably, the user fingerprint information collection module is used to collect user fingerprint information input in each fingerprint input area and record the input sequence of user fingerprint information after entering the fingerprint unlocking interface;

The unlocking control module is also used in the second unlocking mode, if the collected fingerprint information of each fingerprint input area matches the preset unlocking fingerprint information of each fingerprint input area, continue to judge whether the input sequence of user fingerprint information is consistent with The input order of the preset unlocking fingerprint information is consistent; if so, unlock the smart terminal; otherwise, do not unlock the smart terminal;

Preferably, the smart terminal also includes an alarm module for real-time monitoring and recording the number of unlocking failures;

The alarm module is also used to judge whether the number of unlocking failures is greater than a preset alarm threshold; if so, an alarm is sent, and a control signal for closing the fingerprint unlocking interface is sent to the user interface management module, and the user interface management module is controlled to close all fingerprint unlocking interfaces. Otherwise, notify the user fingerprint information collection module to restart collecting the fingerprint information input by the user in each fingerprint input area.

Preferably, the smart terminal further includes a memory for storing preset unlocking fingerprint information of each fingerprint input area and an input sequence of unlocking fingerprint information;

The unlocking module is also used to acquire the preset unlocking fingerprint information of each fingerprint input area and the input order of unlocking fingerprint information from the memory.

Preferably, the user interface management module is also used to detect in real time whether a control signal for entering the fingerprint unlocking interface is received; if so, open the fingerprint unlocking interface to allow the smart terminal to enter the fingerprint unlocking interface; otherwise, continue to detect in real time whether Receive the control signal to enter the fingerprint unlocking interface.

Preferably, the fingerprint unlocking interface includes four fingerprint input areas; the user fingerprint information collection module includes four fingerprint sensors;

Each fingerprint input area is provided with a fingerprint sensor; each fingerprint sensor is used to collect user fingerprint information in each fingerprint input area.

Preferably, the smart terminal further includes: an unlocking fingerprint information setting module, which is used to preset the unlocking fingerprint information of each fingerprint input area and the input sequence of unlocking fingerprint information, and set the unlocking fingerprint information of each fingerprint input area and unlock The input sequence of fingerprint information is stored in the memory.

Preferably, the smart terminal further includes: a fingerprint unlocking mode setting module for presetting the fingerprint unlocking mode of the smart terminal; the fingerprint unlocking mode of the smart terminal includes a first fingerprint unlocking mode and a second fingerprint unlocking mode.

Preferably, the smart terminal further includes: an alarm threshold setting module, configured to preset an alarm threshold.

Preferably, the smart terminal includes a mobile phone, a smart watch and a watch-type mobile phone.

Beneficial effects brought by the technical solution provided by the embodiment of the present invention: different fingerprint unlocking modes can be set according to different needs, so that the product functions are diversified to meet the needs of different users; in the first fingerprint unlocking mode, the smart terminal When unlocking or not, it is necessary to verify the fingerprint information of multiple users, and the unlocking can only be performed when the fingerprint information of each user matches. Compared with the existing products with fingerprint unlocking function, its unlocking security is higher; the second fingerprint unlocking In this mode, on the basis of matching the fingerprint information of multiple users with the preset unlocking fingerprint information, the smart terminal also needs to judge the input sequence of the fingerprint information of multiple users. Only when the two match, can the smart terminal be unlocked. Unlock security has been further improved.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments of the present invention. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention , those skilled in the art can also obtain other drawings according to the content of the embodiment of the present invention and these drawings without any creative effort.

FIG. 1 is a functional block diagram of an intelligent terminal for realizing fingerprint unlocking provided by an embodiment of the present invention.

Fig. 2 is a flowchart of a method for realizing fingerprint unlocking provided by an embodiment of the present invention.

In the figure: 10, intelligent terminal; 11, user interface management module; 12, display screen; 13, user fingerprint information collection module; 14, unlocking fingerprint information setting module; 15, unlocking control module; 16, fingerprint unlocking mode setting module ; 17. Memory; 18. Alarm module; 19. Alarm threshold setting module.

Detailed ways

In order to make the technical problems solved by the present invention, the technical solutions adopted and the technical effects achieved clearer, the technical solutions of the embodiments of the present invention will be further described in detail below in conjunction with the accompanying drawings. Obviously, the described embodiments are only the technical solutions of the present invention. Some, but not all, embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without making creative efforts belong to the protection scope of the present invention.

In this embodiment, the smart terminal 10 can be a mobile phone with a fingerprint recognition function, a smart watch, a watch-type mobile phone, a wristband, etc. The smart terminal 10 is provided with a display screen 12, and the display screen 12 is used to display a human-computer interaction interface. Selecting a touch screen or a non-touch screen should be within the protection scope of the present invention.

The fingerprint unlocking interface mentioned in the embodiment of the present invention is a kind of human-computer interaction interface. The fingerprint unlocking interface includes a plurality of fingerprint input areas, and the fingerprint input areas are used to mark and limit the boundaries of inputting user fingerprint information. or range.

Please refer to FIG. 1 . FIG. 1 is a functional block diagram of an intelligent terminal 10 implementing fingerprint unlocking provided by an embodiment of the present invention. Smart terminal 10 includes: user interface management module 11, display screen 12, user fingerprint information collection module 13, unlocking fingerprint information setting module 14, unlocking control module 15, fingerprint unlocking mode setting module 16, memory 17, alarm module 18 and alarm Threshold setting module 19.

Different from the traditional unlocking method using a single fingerprint, this embodiment uses multiple fingerprint input areas, which has higher security. Wherein, the user interface management module 11 is used to provide a fingerprint unlocking interface, and the fingerprint unlocking interface includes a plurality of fingerprint input areas; the user fingerprint information collection module 13 is used to collect the input data of each fingerprint input area in real time after entering the fingerprint unlocking interface. User fingerprint information, in the embodiment of the present invention, user fingerprint information is defined as the effective user fingerprint collected; Unlock control module 15 is used in the first fingerprint unlocking mode, if the user fingerprint information input in each fingerprint input area collected The intelligent terminal 10 is unlocked by matching with the unlocking fingerprint information of each preset fingerprint input area respectively. Wherein, unlocking the smart terminal 10 specifically includes: sending a control signal to the user interface management module 11 to enter the system operation interface, and controlling the user interface management module 11 to open the system operation interface, so that the smart terminal 10 enters the system operation interface.

Specifically, after the smart terminal 10 is powered on and started, the smart terminal 10 needs to enter the screen lock state, and it is set to unlock the screen through the fingerprint unlocking method and set the trigger mode for opening the fingerprint unlocking interface; wherein, opening the fingerprint unlocking interface There may be various triggering methods, for example, clicking a power button, clicking a menu button, and the like.

Specifically, the smart terminal 10 includes two fingerprint unlocking modes, which can meet the diverse needs of users. Before the smart terminal 10 enters the screen locked state, the fingerprint unlocking mode of the smart terminal 10 needs to be set first, and the fingerprint unlocking mode of the smart terminal 10 includes a first fingerprint unlocking mode and a second fingerprint unlocking mode. The fingerprint unlocking mode setting module 16 is used to set the fingerprint unlocking mode of the smart terminal.

After the smart terminal 10 enters the screen lock state, the user interface management module 11 detects in real time whether a control signal to enter the fingerprint unlocking interface is received; The fingerprint unlocking interface; otherwise, continue to detect in real time whether a control signal to enter the fingerprint unlocking interface is received.

In this embodiment, the smart terminal 10 also includes a button monitoring module. After the smart terminal 10 enters the screen lock state, if the button monitoring module detects that the power button or the menu button is clicked, it sends the user interface management module 11 a message to enter the fingerprint unlocking interface. control signal. If the user interface management module 11 receives a control signal to enter the fingerprint unlocking interface, it will open the fingerprint unlocking interface, so that the smart terminal 10 enters the fingerprint unlocking interface.

After the smart terminal 10 enters the fingerprint unlocking interface, the user fingerprint information collection module 13 starts to work, starts to collect the user fingerprint information input in each fingerprint input area, and sends the collected user fingerprint information and the input sequence of the user fingerprint information to the unlocking module. control module 15.

After the unlocking control module 15 receives the collected user fingerprint information and the input order of the user fingerprint information, it obtains the preset unlocking fingerprint information of each fingerprint input area from the local memory 17, and judges the input of each fingerprint input area collected. Whether the user's fingerprint information matches with the unlocking fingerprint information of each preset fingerprint input area, if so, obtain the current fingerprint unlocking mode of the smart terminal 10 from the fingerprint unlocking mode setting module 16; otherwise, the smart terminal 10 is not unlocked.

Specifically, after the unlocking control module 15 acquires the current fingerprint unlocking mode of the smart terminal from the fingerprint unlocking mode setting module 16, it is also used to unlock the smart terminal 10 immediately if the current fingerprint unlocking mode is the first fingerprint unlocking mode. It is also used for if the current fingerprint unlocking mode is the second fingerprint unlocking mode, the unlocking control module 15 obtains the input sequence of the preset unlocking fingerprint information from the local memory 17, and judges whether the input sequence of the user fingerprint information is consistent with the preset input sequence. The input sequence of the unlocking fingerprint information is the same; if so, unlock the smart terminal 10;

More specifically, the unlocking of the smart terminal specifically includes: the unlocking control module 15 sends a control signal for unlocking the smart terminal 10 to the user interface management module 11; after the user interface management module receives the control signal for unlocking the smart terminal 10, , immediately open the system operation interface of the smart terminal 10, and close the fingerprint unlocking interface.

More specifically, the non-unlocking of the smart terminal 10 specifically includes: the unlocking control module 15 sends a control signal of not unlocking the smart terminal 10 to the user interface management module 11; if the user interface management module 11 receives the control of not unlocking the smart terminal 10 signal, popping up or displaying a prompt message of unlocking failure on the fingerprint unlocking interface.

Wherein, the fingerprint unlocking interface and the system operation interface are human-computer interaction interfaces provided by the user interface management module 11. The human-computer interaction interface is generally used in conjunction with the display screen 12, and the human-computer interaction interface is displayed to the user through the display screen 12. When the screen of the smart terminal 10 is locked, the user is prohibited from using most functions of the smart terminal 10, including but not limited to: prohibiting reading/writing files on the smart terminal 10, using application software installed in the smart terminal 10, and the like. The system operation interface is the human-computer interaction interface after the smart terminal 10 is unlocked from the screen locked state. Under this interface, the user can use all the functions that the smart terminal 10 can provide, and can also perform read/write operations on the files of the smart terminal 10 .

Specifically, the alarm module 18 is used for real-time monitoring and recording of unlocking failure times. Specifically include: after the user interface management module 11 receives the control signal of not unlocking the smart terminal 10, it is also used to send a notification signal of unlocking failure to the alarm module 18; the alarm module 18 is used to, after receiving the notification signal of unlocking failure, The number of unlock failures currently recorded is updated in real time.

Wherein, real-time update the unlocking failure times of current record, specifically comprise: alarm module 18 comprises a counter, is used for monitoring and recording user's unlocking failure times, when alarm module 18 receives the notification signal of unlocking failure every time, the counting of counter automatically Increase once. In addition, the use of the memory 17 can also be used to monitor and record the number of unlocking failures by the user, specifically including: pre-store a text that records the number of unlocking failures in the local memory 17, and update it in real time when the alarm module 18 receives a notification signal of unlocking failure. The unlocking failure times stored in the local storage 17 is to increase the currently stored unlocking failure times by one time to generate a new unlocking failure times; and replace the currently stored unlocking failure times with the new unlocking failure times.

Alarm module 18 is also used for judging whether the number of unlocking failures is greater than the preset alarm threshold; if so, an alarm is sent, the number of unlocking failures recorded is cleared, and the control signal for closing the fingerprint unlocking interface is sent to user interface management module 11 to control the user interface. The interface management module 11 closes the fingerprint unlocking interface, so that the smart terminal 10 re-enters the screen lock state; otherwise, no alarm is issued.

In this embodiment, after the smart terminal 10 enters the fingerprint unlocking interface, if it receives a control signal to forcibly exit the fingerprint unlocking interface, the smart terminal 10 is controlled to immediately exit the fingerprint unlocking interface and enter the screen lock state. Among them, there are many ways to trigger the control signal sending to the user interface management module 11 to forcibly exit the fingerprint unlocking interface, which can be set according to specific needs, such as clicking the power button, clicking the menu button twice in a row, the power button and the menu button combination etc. At any time, if the user interface management module 11 receives a control signal to forcibly exit the fingerprint unlocking interface, it will control the smart terminal 10 to immediately exit the fingerprint unlocking interface and enter the screen lock state.

In this embodiment, the memory 17 is used to store preset unlocking fingerprint information of each fingerprint input area and an input sequence of unlocking fingerprint information. The unlocking fingerprint information setting module 14 is used to pre-set the unlocking fingerprint information of each fingerprint input area and the input sequence of unlocking fingerprint information; it is also used to store the unlocking fingerprint information of each fingerprint input area and the input sequence of unlocking fingerprint information in the memory 17 in. The alarm threshold setting module 19 is used to preset an alarm threshold. The display screen 12 is used to display all human-computer interaction interfaces provided by the user interface management module 11, including but not limited to: fingerprint unlocking interface and system operation interface.

More specifically, the fingerprint unlocking interface includes four fingerprint input areas, and the shape of the fingerprint input areas is rectangular. The user fingerprint information collection module 13 includes four fingerprint sensors for collecting user fingerprint information, and the four fingerprint sensors respectively cover the four fingerprint input areas. After the smart terminal 10 enters the fingerprint unlocking interface, four rectangular fingerprint input areas are displayed on the display screen 12. Each fingerprint input area is provided with a fingerprint sensor. The fingerprint sensor is responsible for collecting the user's fingerprint information, and when the user's fingerprint information is After the collection is completed, the collected four user fingerprint information and the input sequence of the four user fingerprint information are sent to the receiving control module. Correspondingly, the unlocking fingerprint information setting module 14 needs to pre-set four unlocking fingerprint information and set an input sequence of the four unlocking fingerprint information.

Please refer to FIG. 2 . FIG. 2 is a flowchart of a method for realizing fingerprint unlocking provided by an embodiment of the present invention. The method includes:

S100. Preset the unlocking fingerprint information of each fingerprint input area and the input sequence of the unlocking fingerprint information.

The unlocking fingerprint information setting module 14 enters the unlocking fingerprint information setting mode after receiving the control signal to enter the unlocking fingerprint information setting mode; The control signal of the fingerprint information setting interface, the user interface management module 11 opens the unlocking fingerprint information setting interface, so that the smart terminal 10 enters the unlocking fingerprint information setting interface; wherein, the unlocking fingerprint information setting interface also includes a plurality of fingerprint input areas, the The number of fingerprint input areas on the unlocking fingerprint information setting interface is the same as the number of fingerprint input areas on the fingerprint unlocking interface.

After the smart terminal 10 enters the unlocking fingerprint information setting interface, the user fingerprint information collection module 13 starts to collect the user fingerprint information in each fingerprint input area, records the input sequence of each user fingerprint information, and stores the collected user fingerprint information in each fingerprint input area. information and the input sequence of the user fingerprint information are sent to the user fingerprint information collection module 13; The input order of the information is set as the unlocking fingerprint information of each fingerprint input area and the input order of the unlocking fingerprint information, and is stored in the local memory 17 .

S101. Preset an alarm threshold.

S102 , presetting the fingerprint unlocking mode of the smart terminal 10 .

The fingerprint unlocking modes of the smart terminal 10 include a first fingerprint unlocking mode and a second fingerprint unlocking mode.

The above step 100, step 101 and step 102 are preset steps, and their sequence is not limited, such as first performing step 101 and then performing step 100 and step 102 or first performing step 102 and then performing step 100 and step 101, etc. Should be within the protection scope of the present invention.

S103, the smart terminal 10 enters a screen lock state.

After the preset step, a pre-step S103 is also included, that is, after the smart terminal 10 is powered on and started, the smart terminal 10 needs to enter the screen lock state, and the screen unlocking can be performed by fingerprint unlocking and the fingerprint unlocking interface is set to be opened. There are various triggering methods for opening the fingerprint unlocking interface, for example, clicking the power button, clicking the menu button, and the like.

S110 , detect in real time whether a control signal for entering the fingerprint unlocking interface is received, if yes, proceed to step S120 , otherwise, continue to detect in real time whether a control signal for entering the fingerprint unlocking interface is received.

After step S103, user interface management module 11 starts to detect in real time whether to receive the control signal of entering fingerprint unlocking interface, if so, provides a fingerprint unlocking interface, shows in display screen 12, enters step 120; Otherwise, continues to detect in real time whether to receive Enter the control signal of the fingerprint unlocking interface.

Wherein, the control signal of the fingerprint unlocking interface can be triggered by clicking the power key of the smart terminal 10 or clicking the menu key of the smart terminal 10 .

S120. Enter the fingerprint unlocking interface of the smart terminal 10.

The fingerprint unlocking interface includes a plurality of fingerprint input areas, and the user fingerprint information collection module 13 includes a plurality of fingerprint sensors for collecting user fingerprint information, and each fingerprint sensor covers each fingerprint input area respectively. After the smart terminal 10 enters the fingerprint unlocking interface, a plurality of fingerprint input areas are displayed on the display screen 12, and the user can input fingerprints in the fingerprint input areas.

S130. Collect user fingerprint information input in each fingerprint input area.

After entering the fingerprint unlocking interface, the user fingerprint information collection module 13 starts to work, collects the user fingerprint information input by the user in each fingerprint input area, and records the input sequence of collecting user fingerprint information.

S140. Obtain preset unlocking fingerprint information of each fingerprint input area and an input sequence of unlocking fingerprint information from the local memory 17 .

The unlocking control module 15 obtains the preset unlocking fingerprint information of each fingerprint input area and the input sequence of the unlocking fingerprint information from the local memory 17 .

S150. Determine whether the collected user fingerprint information input in each fingerprint input area matches the preset unlock fingerprint information in each fingerprint input area; if yes, go to step S160; otherwise, go to step S200.

After the user's fingerprint information has been collected, the unlocking control module 15 judges whether the user's fingerprint information collected in each fingerprint input area is matched with the preset unlocking fingerprint information of each fingerprint input area, if so, enter step S160, otherwise, enter Step S200.

S160. Obtain the current fingerprint unlocking mode of the smart terminal 10.

If the collected user fingerprint information input in each fingerprint input area matches the preset unlock fingerprint information in each fingerprint input area, the unlock control module 15 acquires the currently set fingerprint unlock mode from the fingerprint unlock mode setting module 16 . Whether to unlock the smart terminal 10 is further judged according to the fingerprint unlock mode.

S170, whether the current fingerprint unlocking mode of the smart terminal 10 is the first fingerprint unlocking mode, if yes, go to step S180, otherwise, go to step S190.

If it is the first fingerprint unlocking mode, the smart terminal 10 is unlocked immediately. If it is not the first fingerprint unlocking mode, that is, the current fingerprint unlocking mode is the second fingerprint unlocking mode, go to step S190.

S180, unlock the smart terminal 10 immediately.

The unlocking control module 15 immediately sends a control signal for unlocking the smart terminal 10 to the user interface management module 11. After receiving the control signal for unlocking the smart terminal 10, the user interface management module 11 closes the fingerprint unlocking interface, opens the system operation interface, and makes the smart terminal 10 unlock. The terminal 10 enters the system operation interface.

Among them, the system operation interface is the human-computer interaction interface after the smart terminal 10 is unlocked from the screen locked state, and is the functional operation interface of the smart terminal 10. Under this interface, the user can use all the functions provided by the smart terminal 10 or can control the smart terminal 10. 10 files for read/write operations etc.

S190. Determine whether the input sequence of the user's fingerprint information is consistent with the preset input sequence of the unlock fingerprint information. If yes, go to step S180; otherwise, go to step S200.

If the current fingerprint unlock mode of the smart terminal 10 is the second unlock mode, the unlock control module 15 continues to judge whether the input sequence of the user fingerprint information is consistent with the preset unlock fingerprint information input sequence; if so, enter step S180; otherwise, enter step S200 .

S200, not unlocking the smart terminal 10.

The unlocking control module 15 sends a control signal not to unlock the smart terminal 10 to the user interface management module 11, and the user interface management module 11 pops up or displays an unlock failure message on the fingerprint unlocking interface after receiving the control signal not to unlock the smart terminal 10. Prompt information.

S210. Monitor and record the number of times of unlocking failures in real time.

The user interface management module 11 is further configured to send a notification signal of an unlocking failure to the alarm module 18 after popping up or displaying an unlocking failure prompt message on the fingerprint unlocking interface.

The alarm module 18 is used for real-time monitoring and recording of unlocking failure times. If the alarm module 18 receives the notification signal of unlocking failure, it indicates that the user's unlocking operation failed this time, and the alarm module 18 updates the number of unlocking failures by the user to increase the recorded number of unlocking failures by one.

Wherein, the real-time monitoring and recording of unlocking failure times is specifically: the alarm module 18 includes a counter for recording the unlocking failure times in real time, and when the alarm module 18 receives a notification signal of unlocking failure each time, the counting of the counter is automatically increased once. In addition, using the memory 17 can also realize real-time monitoring and record the number of unlocking failures of the user, specifically: a text that records the number of unlocking failures is pre-stored in the local memory 17, and when the alarm module 18 receives a notification signal of unlocking failure, Update the unlocking failure times stored in the local memory 17, that is, increase the currently stored unlocking failure times by one to generate a new unlocking failure times; replace the currently stored unlocking failure times with the new unlocking failure times.

S220. Determine whether the number of unlocking failures is greater than or equal to the preset alarm threshold, if yes, go to step S230, otherwise, go back to step S130.

The alarm module 18 judges in real time whether the number of unlocking failures is greater than or equal to the preset alarm threshold, and if so, proceeds to step S230; otherwise, returns to step S130, and restarts collecting user fingerprint information input in each fingerprint input area.

S230. Send an alarm, and close the fingerprint unlocking interface.

If the number of unlocking failures is greater than or equal to the preset alarm threshold, the alarm module 18 sends an alarm, clears the recorded unlocking failure times, and sends a control signal to the user interface management module 11 to close the fingerprint unlocking interface, and the user interface management module 11 receives After the control signal for closing the fingerprint unlocking interface is received, the fingerprint unlocking interface is closed immediately.

In this embodiment, the alarm can take many forms, such as: voice prompt alarm, whistle alarm and so on.

In this embodiment, the order of the steps is not intended to limit the present invention. For example, step S160 can be obtained before step S150 by obtaining the current fingerprint unlocking mode of the smart terminal 10; if the current fingerprint unlocking mode is the first fingerprint unlocking mode, only the judgment in step S150 is required, that is, when the collected user fingerprint information input in each fingerprint input area matches the preset unlocking fingerprint information in each fingerprint input area, the smart terminal 10 is unlocked; if the current The fingerprint unlocking mode is the second fingerprint unlocking mode, not only the judgment of step S150 is required, but also the judgment of step S190 is required, that is, not only the user fingerprint information collected in each fingerprint input area needs to be compared with the preset fingerprint input area respectively When the unlocking fingerprint information matches the unlocking fingerprint information, the input sequence of the user fingerprint information must be consistent with the preset unlocking fingerprint information input sequence before unlocking the smart terminal 10 .

Those of ordinary skill in the art can understand that all or part of the steps for realizing the above-mentioned embodiments can be completed by hardware, and can also be completed by instructing related hardware through a program. The program can be stored in a computer-readable storage medium, and the storage medium can include memory, disk or CD, etc.

In this embodiment, the smart terminal 10 may also include: one or more processors, and one or more programs; wherein, one or more programs are stored in the memory 17, and are configured to be processed by one or more Executed by a computer, one or more programs contain instructions for performing the above steps.

It should be noted that the principles of using only one fingerprint unlocking mode or sampling more than two fingerprint unlocking modes are the same or similar to those skilled in the art, and all belong to the protection scope of the present invention.

The above content is only a preferred embodiment of the present invention. For those of ordinary skill in the art, according to the idea of the present invention, there will be changes in the specific implementation and application scope. limits.

Claims (13)

1. A method for realizing fingerprint unlocking, characterized in that, comprising: Pre-set the unlocking fingerprint information of each fingerprint input area and the input sequence of the unlocking fingerprint information; The fingerprint unlocking mode of the smart terminal is preset, and the fingerprint unlocking mode of the smart terminal includes a first fingerprint unlocking mode and a second fingerprint unlocking mode; Enter the fingerprint unlocking interface of the smart terminal, the fingerprint unlocking interface includes a plurality of fingerprint input areas, each fingerprint input area is provided with a fingerprint sensor, and each fingerprint sensor is used to collect user fingerprint information in each fingerprint input area respectively; Collecting user fingerprint information input in each fingerprint input area and recording the input sequence of user fingerprint information in each fingerprint input area; Judging whether the collected user fingerprint information input in each fingerprint input area matches the unlocking fingerprint information of each preset fingerprint input area, if so, obtaining the current fingerprint unlocking mode of the smart terminal, otherwise, not unlocking the smart terminal, Wherein, the fingerprint unlocking mode of the smart terminal includes a first fingerprint unlocking mode and a second fingerprint unlocking mode; In the first fingerprint unlocking mode, if the collected user fingerprint information input in each fingerprint input area matches with the preset unlocking fingerprint information in each fingerprint input area, the smart terminal is unlocked, and in the second fingerprint unlocking mode, Judging whether the input sequence of user fingerprint information in each fingerprint input area is consistent with the preset input sequence of unlocking fingerprint information, if so, unlock the smart terminal, otherwise, do not unlock the smart terminal. 2. The method according to claim 1, characterized in that, the step: after not unlocking the smart terminal, further comprising: Real-time monitoring and recording of unlocking failure times; Judging whether the number of unlocking failures is greater than or equal to the preset alarm threshold; If so, send an alarm and close the fingerprint unlocking interface; Otherwise, start collecting the user fingerprint information input in each fingerprint input area again. 3. The method according to claim 2, characterized in that, the step: before judging whether the collected user fingerprint information input in each fingerprint input area matches the preset unlock fingerprint information in each fingerprint input area, It also includes: obtaining the preset unlocking fingerprint information of each fingerprint input area and the input order of the unlocking fingerprint information from a local memory. 4. The method according to claim 3, wherein the step: before entering the fingerprint unlocking interface of the smart terminal, further includes: Detect in real time whether a control signal to enter the fingerprint unlocking interface is received; If so, make the smart terminal enter the fingerprint unlocking interface; Otherwise, continue to detect in real time whether a control signal to enter the fingerprint unlocking interface is received. 5. The method according to claim 4, wherein the fingerprint unlocking interface includes four fingerprint input areas; and the user fingerprint information collection module includes four fingerprint sensors. 6. The method according to any one of claims 1-5, wherein the step: before entering the fingerprint unlocking interface of the smart terminal, further includes: An alarm threshold is preset. 7. An intelligent terminal for realizing fingerprint unlocking, characterized in that it comprises: The unlocking fingerprint information setting module is used to pre-set the unlocking fingerprint information and the unlocking fingerprint information input sequence of each fingerprint input area, and store the unlocking fingerprint information and the unlocking fingerprint information input sequence of each fingerprint input area set in memory in memory; The fingerprint unlocking mode setting module is used to pre-set the fingerprint unlocking mode of the smart terminal, and the fingerprint unlocking mode of the smart terminal includes a first fingerprint unlocking mode and a second fingerprint unlocking mode; The user interface management module is used to provide the fingerprint unlocking interface of the smart terminal, the fingerprint unlocking interface includes a plurality of fingerprint input areas, each fingerprint input area is provided with a fingerprint sensor, and each fingerprint sensor is used to collect each fingerprint input area User fingerprint information in ; The user fingerprint information collection module is used to collect the user fingerprint information input in each fingerprint input area after entering the fingerprint unlocking interface; The unlocking control module is used in the first fingerprint unlocking mode, if the collected user fingerprint information input in each fingerprint input area matches with the preset unlocking fingerprint information in each fingerprint input area, unlock the smart terminal; The fingerprint unlocking mode setting module is used to set the fingerprint unlocking mode of the smart terminal; The unlocking control module is also used to judge whether the user fingerprint information collected in each fingerprint input area is matched with the preset unlocking fingerprint information of each fingerprint input area; if so, obtain from the fingerprint unlocking mode setting module The current fingerprint unlocking mode of the smart terminal; otherwise, the smart terminal is not unlocked, wherein the fingerprint unlocking mode of the smart terminal includes a first fingerprint unlocking mode and a second fingerprint unlocking mode; The user fingerprint information acquisition module is used to collect the user fingerprint information input in each fingerprint input area and record the input sequence of user fingerprint information in each fingerprint input area after entering the fingerprint unlocking interface; The unlocking control module is also used in the second unlocking mode, if the collected fingerprint information of each fingerprint input area matches the preset unlocking fingerprint information of each fingerprint input area, continue to judge the user fingerprint information in each fingerprint input area Whether the input sequence of the unlocking fingerprint information is consistent with the preset unlocking fingerprint information input sequence, if so, unlock the smart terminal, otherwise, do not unlock the smart terminal. 8. The intelligent terminal according to claim 7, further comprising an alarm module for real-time monitoring and recording the number of unlocking failures; The alarm module is also used to judge whether the number of unlocking failures is greater than a preset alarm threshold; if so, an alarm is sent, and a control signal for closing the fingerprint unlocking interface is sent to the user interface management module, and the user interface management module is controlled to close all fingerprint unlocking interfaces. Otherwise, notify the user fingerprint information collection module to restart collecting the fingerprint information input by the user in each fingerprint input area. 9. The intelligent terminal according to claim 8, further comprising a memory for storing preset unlocking fingerprint information of each fingerprint input area and an input sequence of unlocking fingerprint information; The unlocking module is also used to obtain the preset unlocking fingerprint information of each fingerprint input area and the input sequence of unlocking fingerprint information from the memory. 10. The smart terminal according to claim 9, wherein the user interface management module is also used to detect in real time whether a control signal for entering the fingerprint unlocking interface is received; if so, open the fingerprint unlocking interface to enable the smart The terminal enters the fingerprint unlocking interface; otherwise, continues to detect in real time whether a control signal for entering the fingerprint unlocking interface is received. 11. The intelligent terminal according to claim 10, wherein the fingerprint unlocking interface includes four fingerprint input areas; and the user fingerprint information collection module includes four fingerprint sensors. 12. The intelligent terminal according to any one of claims 7-11, further comprising: an alarm threshold setting module, configured to preset an alarm threshold. 13. The intelligent terminal according to any one of claims 7-11, characterized in that, the intelligent terminal comprises a mobile phone, a smart watch and a watch-type mobile phone.