WO2013135045A1

WO2013135045A1 - Data processing device, system and method for realizing touch screen unlocking

Info

Publication number: WO2013135045A1
Application number: PCT/CN2012/083000
Authority: WO
Inventors: 广东国笔科技股份有限公司; 高杰; 陆华兴; 周肖玲
Original assignee: Guangdong Guobi Technology Co Ltd
Priority date: 2012-03-15
Filing date: 2012-10-16
Publication date: 2013-09-19
Also published as: CN102637114B; CN102637114A

Abstract

The present invention provides a data processing device for realizing touch screen unlocking. The data processing device fully utilizes touch characteristics and the uniqueness of handwriting mode of a touch input/display unit, and unlocks by virtue of the mode of touch writing comparison verification to ensure the convenience and the safety of the unlocking of operation screens. The present invention also provides a system and a method for realizing touch unlocking.

Description

Data processing device, system and method for realizing touch unlocking

The present invention relates to an electronic device unlocking processing technology, and in particular, to a data processing device, system and method for implementing touch unlocking. Background technique

Currently, on electronic devices, especially on large-size display electronic devices (for example, popular electronic devices such as tablets, smartphones, etc.), configuring touch input/display units is a normal state. . At the same time, in order to save power and prevent misuse, most electronic devices equipped with touch input/display units have a screen lock and unlock function.

The existing methods for unlocking the lock screen mainly include the following:

1. After the screen is locked, the user can unlock it by dragging, swiping or clicking on the screen. However, this method of unlocking is indistinguishable to the public. Anyone can unlock the screen of the same electronic device in the same way, and security is often not guaranteed;

2. After the screen is locked, the user can activate the unlock program in one way and unlock it by entering the password. However, this unlocking method requires additional input of the input method program and the input method word library during the unlocking process, and the input of the password is selected one by one. For an electronic device that needs to be unlocked frequently, such unlocking is cumbersome and time consuming. At the same time, this method does not take into account the touch characteristics of the touch input/display unit. Summary of the invention

In view of the above, it is necessary to provide a data processing device for implementing touch unlocking, which utilizes the touch characteristics of the touch input/display unit and the uniqueness of the handwriting method, and is unlocked by touch handwriting. Protect the convenience and security of screen unlocking.

In addition, it is also necessary to provide a system for implementing touch unlocking, which utilizes the touch characteristics of the touch input/display unit and the uniqueness of the handwriting method, and is unlocked by touch handwriting to ensure the convenience of unlocking the screen. safety.

In addition, it is also necessary to provide a method for implementing touch unlocking, which utilizes the touch characteristics of the touch input/display unit and the uniqueness of the handwriting method, and is unlocked by touch handwriting to ensure the convenience of unlocking the screen. safety.

A data processing device for implementing touch unlocking, the data processing device comprising a touch input/display unit, a storage unit, a control button, and a processing unit. The touch input/display unit is configured to provide a human-computer interaction interface for the user to input an input command, and output a response data indicating a user instruction. The storage unit is configured to store a touch unlocking system and operation data of the touch unlocking system. The control button is configured to generate a signal for unlocking the touch input/display unit when the touch input/display unit is in a locked state. The processing unit is configured to invoke and execute the touch unlocking system to perform the following steps: A. performing unlocking parameter setting; B. detecting a signal for unlocking the touch input/display unit in real time; C, detecting unlocking When the signal is received, the unlock verification program is started according to the set unlocking parameter; D. when the unlock verification program passes, the touch input/display unit is touch unlocked, or when the unlock verification program fails, the touch is maintained. Input/display unit touch lock status.

A system for implementing touch unlocking, running on a data processing device. The system includes: a parameter setting module for performing unlock parameter setting; a signal excitation module for detecting a signal for unlocking the touch input/display unit in real time; and a touch unlocking module for detecting unlocking When the signal is received, the unlock verification program is started according to the set unlocking parameter, when the unlock verification program passes, the touch input/display unit is touch unlocked, and when the unlock verification program fails, the touch input/display is kept. The touch lock status of the unit.

A method for implementing touch unlocking is applicable to a data processing device. The method includes the steps of: E. performing an unlocking parameter setting; F. detecting a signal for unlocking the touch input/display unit in real time; G. when detecting the unlocking signal, starting an unlocking verification program according to the set unlocking parameter; When the unlock verification program passes, the touch input/display unit is touch unlocked, or the unlock verification program is not available. Outdated, the touch lock state of the touch input/display unit is maintained.

Compared with the prior art, the present invention fully utilizes the touch characteristics of the touch input/display unit and the uniqueness of the handwriting method, and unlocks by the touch handwriting comparison verification mode, thereby ensuring the convenience and security of the screen unlocking operation. . DRAWINGS

FIG. 1 is a schematic diagram of an operating environment of a preferred embodiment of the touch unlocking system of the present invention.

FIG. 2 is a functional block diagram of the touch unlocking system 11 of FIG.

FIG. 3 is a flowchart of a specific implementation of a touch unlocking method according to a preferred embodiment of the present invention.

Figure 4 is a flow chart showing a sub-implementation of step S10 in Figure 3.

FIG. 5 is a flow chart of a sub-implementation of step S12 in FIG.

6-8 are diagrams showing an example of the operation of the touch unlocking system 101 of FIG. 1 according to the present invention. detailed description

As shown in FIG. 1 , it is an operating environment diagram of a preferred embodiment of the touch unlocking system of the present invention. The touch unlocking system 11 operates in the data processing device 1. The data processing device 1 may be a mobile phone with a handwriting input unit, a tablet, a Personal Digital Assistant (PDA), or any other suitable electronic device. The data processing device 1 includes a touch unlocking system 11, a processing unit 12, a touch input/display unit 10, a storage unit 13, and a control button 15.

The control button 15 is for activating the touch unlocking system 11 when the touch input/display unit 10 is in the locked state. In this embodiment, the control button 15 is a physical button that can be disposed at any suitable location on the data processing device 1, for example, compared to the touch input/display unit 10 disposed on the data processing device 1. The top, bottom, left, and right sides of the face. In Fig. 1, the control button 15 is disposed on the data processing device 1 on the right side of the face of the touch input/display unit 10.

In another embodiment of the present invention, the control button 15 is a virtual button that can be disposed at any suitable location on the touch input/display unit 10, for example, disposed on the touch input/display unit 10. One of the four apex positions, or the geometric center position. The touch input/display unit 10 is configured to provide a human-machine interaction interface for the user to input an input command, and output response data of the display data processing device 1 to the user instruction. In this embodiment, the touch input/display unit 10 includes a touch input unit and an output unit, and the touch input unit is used for touch input in the touch sensing area of the human-machine interaction interface. The output unit is an output display unit with a touch panel.

The storage unit 13 is configured to store the touch unlocking system 11 and the running data of the touch unlocking system 11.

The processing unit 12 is configured to invoke and execute the touch unlocking system 11 to unlock the touch input/display unit 10.

As shown in FIG. 2, it is a functional block diagram of the touch unlocking system 11 in FIG. The touch unlocking system 11 includes a parameter setting module 110, a signal excitation module 111, and a touch unlocking module 112.

The parameter setting module 110 is configured to perform an unlock parameter setting. In this embodiment, the unlocking parameter includes the number of exercises, the verification sample, and the similarity; in other embodiments of the invention, the unlocking parameter includes any other applicable parameters. In this embodiment, the parameter setting module 110 is activated by the user.

(For example, the user can activate the parameter setting module 110 during the first installation and subsequent use), and provide an unlock parameter setting interface. As shown in FIG. 6A-6B, the setting interface 1001 illustratively includes an exercise number entry box and verification. The sample entry box, the similarity entry box, the unlock parameter touch input area 1003, and the unlock parameter setting interface exit button 1002. In other embodiments of the invention, the setup interface 1001 illustratively includes any other suitable parameter entry box.

Further, in this embodiment, the parameter setting module 110 is configured to provide an unlock parameter setting interface (for example, the setting interface 1001 shown in FIG. 6A-6B), and receive a practice sample of the user's handwriting input (for example, as shown in FIG. 6A-6B). The user inputs the practice sample by unlocking the parameter touch input area 1003, and records and analyzes whether the number of times the receiving user inputs the practice sample by the user reaches the set number of times (for example, as shown in FIG. 6A-6B, the number of times set in the practice number entry box) And, when the number of times the user receives the handwritten practice sample reaches the set number of times, the unlock verification sample is generated and saved according to all the practice samples received (for example, the verification sample generated by the verification sample entry box is shown in FIGS. 6A-6B).

There are various methods for generating feature samples from multiple samples by those skilled in the art, for example. For example, by fitting the feature parameters (that is, averaging multiple reference values of the same feature parameter, the maximum and minimum reference values are used as deviations), and no further details are provided herein. It is to be understood by those skilled in the art that the above-described embodiments are non-exhaustive, and any other embodiments that can be easily conceived by those skilled in the art with reference to the above embodiments belong to the embodiments supporting the technical solutions.

The signal excitation module 111 is configured to detect an unlock signal in real time. In this embodiment, the signal excitation module 111 detects the unlock signal from the control button 15 in real time. For example, when the user activates the control button 15, a signal for activating the touch unlocking system 11 is generated, and the signal is used by the signal. The excitation module 111 detects in real time.

The touch unlocking module 112 is configured to: when the signal excitation module 111 detects the unlock signal, activate the unlock verification program according to the set unlocking parameter, and touch the input/display unit in the locked state when the unlock verification program passes 10 to unlock the touch.

Further, in the embodiment, when the signal excitation module 111 detects the unlocking signal, the touch unlocking module 112 performs touch unlocking on the touch input/display unit 10 in the locked state by the following steps: Providing a handwritten verification area (for example, the handwritten verification area 102 shown in FIG. 7-8); B, receiving the user's instant handwriting input in the handwritten verification area (in other embodiments of the present invention, the user may also be set to wait for receiving the handwriting) To verify the time of the instant handwriting input in the area, a person skilled in the art can easily implement the unlock verification program control function in the step, that is, the handwriting verification area input waiting time interval is additionally set in the unlocking parameter, and the user does not input in the handwriting verification area. When the time interval reaches the set waiting time interval, that is, the touch unlocking system 11 is controlled to end the verification process); C, the instant handwriting input result in the handwritten verification area is compared with the stored unlock verification sample; D, the analysis is in handwriting Instant handwriting input results in the verification area and stored unlock verification samples Whether the similarity reaches the set value (for example, the value set in the similarity entry box shown in FIGS. 6A-6B); E. The similarity between the instant handwritten input result in the handwritten verification area and the stored unlocked verification sample is reached. When the set value is set, the lock of the touch input/display unit 10 is released.

For those skilled in the art, there are multiple conventional methods for comparing the similarities between objects, for example, by means of histogram measurement, the main steps are: converting each comparison object into the same size (ratio A diagram that needs to be converted when the objects are consistent, no conversion is required, and the size of the objects is inconsistent Extracting the gray histogram data of each image of the same size; calculating the quantitative measure of the similarity of the histogram by calculating the formula Sim(G, S) = , where G and S are grayscales

Histogram, N is the number of spatial samples.

As shown in FIG. 3, it is a specific implementation flowchart of a preferred embodiment of the touch unlocking method of the present invention. This method is applicable to data processing equipment 1.

The following is a detailed step of gradually implementing touch unlocking on the touch input/display unit 10 of the data processing device 1 in combination with the embodiment.

In step S10, the parameter setting module 110 performs an unlock parameter setting. In this embodiment, the unlocking parameter includes the number of exercises, the verification sample, and the similarity; in other embodiments of the invention, the unlocking parameter includes any other applicable parameters.

In step S11, the signal excitation module 111 detects the unlock signal in real time. In this embodiment, the signal excitation module 111 detects the unlock signal from the control button 15 in real time. For example, when the user activates the control button 15, a signal for activating the touch unlocking system 11 is generated, and the signal is used by the signal. The excitation module 111 detects in real time.

Step S12: When the signal excitation module 111 detects the unlock signal, the touch unlocking module 112 starts the unlock verification process according to the set unlocking parameter.

Step S13: When the unlock verification program passes, the touch unlocking module 112 performs touch unlocking on the touch input/display unit 10 in the locked state.

As shown in FIG. 4, it is a sub-implementation flowchart of step S10 in FIG.

In step S1310, the parameter setting module 110 provides an unlock parameter setting interface (for example, the setting interface 1001 shown in FIG. 6A-6B) to receive a practice sample of the user's handwriting input (for example, as shown in FIG. 6A-6B, the user touches through the unlocking parameter. Control input area 1003 handwriting input practice sample).

In step S1311, the parameter setting module 110 records and analyzes whether the number of times the receiving user inputs the practice sample by the user reaches the set number of times (for example, as shown in FIG. 6A-6B, the number of times set in the practice number entry box).

When the number of times the user receives the handwritten input practice sample does not reach the set number of times, the process returns to the above step S1310, or when the exit signal sent by the user through the exit button 1002 is received, the unlocking parameter is exited. Number setting interface; or

When the number of times the user receives the handwriting input practice sample reaches the set number of times, the process proceeds to perform the following step S1312, and the parameter setting module 110 generates and saves the unlock verification sample according to all the practice samples received (for example, as shown in FIGS. 6A-6B, Verify the verification sample generated by the sample entry box).

There are various methods for generating feature samples from multiple samples by those skilled in the art, for example, by fitting feature parameters (ie, averaging multiple reference values of the same feature parameter, maximum and minimum reference values as Deviation), no further details are given here. It is to be understood by those skilled in the art that the above-described embodiments are non-exhaustive, and any other embodiments that can be easily conceived by those skilled in the art with reference to the above embodiments belong to embodiments supporting the present technical solutions.

As shown in FIG. 5, it is a sub-implementation flowchart of step S12 in FIG.

Step S1320, the touch unlocking module 112 provides a handwriting verification area (such as the handwriting verification area 102 shown in FIGS. 7-8).

Step S1321, the touch unlocking module 112 receives the instant handwriting input of the user in the handwriting verification area (in other embodiments of the present invention, the time for waiting for the user to input the handwritten input in the handwriting verification area may also be set, the technology in the field The person can easily implement the waiting control function in this step, that is, the waiting time of the setting is reached, that is, the touch unlocking system 11 is controlled to end the verification process).

In step S1322, the touch unlocking module 112 compares the instant handwriting input result in the handwriting verification area with the stored unlocking verification sample.

Step S1323: The touch unlocking module 112 analyzes whether the similarity between the instant handwriting input result in the handwritten verification area and the stored unlocking verification sample reaches a set value (for example, the similarity input box shown in FIG. 6A-6B) Value).

When the similarity between the instant handwriting input result of the handwritten verification area and the stored unlock verification sample reaches the set value, the process proceeds to the following step S1324, or the instant handwriting input result in the handwritten verification area and the stored unlock verification sample. If the similarity does not reach the set value, the process returns to step S1321.

In step S1324, the touch unlocking module 112 releases the touch lock on the touch input/display unit 10. Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, and are not limited thereto. While the present invention has been described in detail with reference to the preferred embodiments of the present invention, it is understood that the invention may be modified or equivalently modified without departing from the spirit and scope of the invention.

Claims

Claim

A data processing device for implementing touch unlocking, wherein the data processing device comprises: a touch input/display unit, configured to provide a human-machine interaction interface, for a user to input an input command, and output display Response data to user instructions;

a storage unit, configured to store a touch unlocking system, and operation data of the touch unlocking system; and a control button, configured to unlock the touch input/display unit when the touch input/display unit is in a locked state Signal; and

a processing unit, configured to invoke and execute the touch unlocking system to perform the following steps:

A. Perform unlock parameter setting;

B. real-time detecting a signal for unlocking the touch input/display unit;

C. When the unlock signal is detected, the unlock verification program is started according to the set unlocking parameter;

D. When the unlock verification program passes, the touch input/display unit is touch unlocked, or when the unlock verification program fails, the touch lock state of the touch input/display unit is maintained.

2. The data processing device for implementing touch unlocking according to claim 1, wherein the unlocking parameter comprises a practice number, a verification sample, and a similarity.

3. The data processing device for implementing touch unlocking according to claim 2, wherein the step A comprises:

Al, receiving a practice sample of the user's handwritten input;

A2. Record and analyze whether the number of times the receiving user inputs the practice sample by hand reaches the set number of exercises;

A3. When receiving the user's handwriting input practice sample reaches the set number of times, generating and saving the verification sample according to all the practice samples received, or repeating the step A1 when the number of times the user receives the handwritten input practice sample does not reach the set number of times , A2, A3.

4. The data processing device for implementing touch unlocking according to claim 3, wherein the verification sample This was generated by fitting the characteristic parameters of all the practice samples.

The data processing device for implementing touch unlocking according to claim 2 or 3, wherein the step C includes:

Cl, providing a handwritten verification area;

C2, receiving the user's instant handwriting input in the handwriting verification area;

C3, comparing the instant handwriting input result in the handwriting verification area with the stored verification sample; C4, analyzing whether the similarity between the instant handwriting input result in the handwritten verification area and the stored unlock verification sample reaches a set value;

C5. When the similarity between the instant handwriting input result of the handwritten verification area and the stored unlock verification sample reaches the set value, the locking of the touch input/display unit is released, or the instant handwriting input result in the handwritten verification area is Repeat steps when the similarity of the stored unlock verification sample does not reach the set value

C2, C3, C4, C5.

6. The data processing device for implementing touch unlocking according to claim 5, wherein the unlocking parameter further comprises a handwriting verification area input waiting time interval.

7. The data processing device for implementing touch unlocking according to claim 6, wherein step C2 further comprises:

Record the time interval during which the user did not handwritten input in the handwritten verification area;

Analyzing whether the time interval that the user has not handwritten input in the handwritten verification area reaches the set handwritten verification area input waiting time interval;

If the set time interval is reached, the verification process is ended, or if the set time interval is not reached, steps C2, C3, C4, and C5 are repeated.

8. A system for implementing touch unlocking, running on a data processing device, characterized in that: the system comprises: a parameter setting module, configured to perform an unlock parameter setting; a signal excitation module, configured to detect a signal for unlocking the touch input/display unit in real time; and a touch unlocking module, configured to start an unlock verification program according to the set unlocking parameter when the unlock signal is detected, and unlock When the verification program passes, the touch input/display unit is touch-unlocked, and when the unlock verification program fails, the touch lock state of the touch input/display unit is maintained.

9. The system for implementing touch unlocking according to claim 8, wherein the unlocking parameter comprises a number of exercises, a verification sample, and a similarity.

10. The system for implementing touch unlocking according to claim 9, wherein the parameter setting module performs the following steps:

Al, receiving a practice sample of the user's handwritten input;

A3. When the number of times the user receives the handwritten input exercise sample reaches the set number of times, the verification sample is generated and saved according to all the practice samples received, or the step is repeated when the number of times the user receives the handwritten input exercise sample does not reach the set number of times , a2, a3 o

11. The system for implementing touch unlocking according to claim 10, wherein the verification sample is generated by fitting characteristic parameters of all practice samples.

The system for implementing touch unlocking according to claim 9 or 10, wherein the touch unlocking module performs the following steps:

Bl, providing a handwritten verification area;

B2, receiving the user's instant handwriting input in the handwriting verification area;

B3, comparing the instant handwriting input result in the handwritten verification area with the stored verification sample; b4, analyzing whether the similarity between the instant handwriting input result in the handwritten verification area and the stored unlock verification sample reaches a set value; B5. When the similarity between the instant handwriting input result of the handwritten verification area and the stored unlock verification sample reaches the set value, the locking of the touch input/display unit is released, or the instant handwriting input result in the handwritten verification area is When the similarity of the stored unlock verification samples does not reach the set value, steps b2, b3, b4, and b5 are repeated.

13. The system for implementing touch unlocking according to claim 12, wherein the unlocking parameter further comprises a handwriting verification area input waiting time interval.

The system for implementing touch unlocking according to claim 13, wherein the step b2 further comprises: recording a time interval in which the user does not input the handwriting in the handwritten verification area;

If the set time interval is reached, the verification process is ended, or if the set time interval is not reached, steps b2, b3, b4, b5 are repeated.

15. A method for implementing touch unlocking, suitable for a data processing device, characterized in that the method comprises the steps of:

E. Perform unlock parameter setting;

F. real-time detecting a signal for unlocking the touch input/display unit;

G. When the unlock signal is detected, the unlock verification program is started according to the set unlocking parameter;

H. When the unlock verification program passes, the touch input/display unit is touch unlocked, or when the unlock verification program fails, the touch lock state of the touch input/display unit is maintained.

16. The data processing device for implementing touch unlocking according to claim 15, wherein the unlocking parameter comprises a number of exercises, a verification sample, and a similarity.

The data processing device for implementing touch unlocking according to claim 16, wherein the step E comprises: El, receiving a practice sample of the user's handwriting input;

E2. Record and analyze whether the number of times the receiving user inputs the practice sample by hand reaches the set number of exercises;

E3. When receiving the user's handwriting input practice sample reaches the set number of times, generating and saving the verification sample according to all the practice samples received, or repeating the step E when the number of times the user receives the handwritten input practice sample does not reach the set number of times , E2, E3o

18. The data processing device for implementing touch unlocking according to claim 17, wherein the verification sample is generated by fitting feature parameters of all practice samples.

The data processing device for implementing touch unlocking according to claim 16 or 17, wherein the step G includes:

Gl, providing a handwritten verification area;

G2, receiving the user's instant handwriting input in the handwriting verification area;

G3, comparing the instant handwriting input result in the handwriting verification area with the stored verification sample; G4, analyzing whether the similarity between the instant handwriting input result in the handwritten verification area and the stored unlock verification sample reaches the set value;

G5. When the similarity between the instant handwriting input result of the handwritten verification area and the stored unlock verification sample reaches the set value, the locking of the touch input/display unit is released, or the instant handwriting input result in the handwritten verification area is Repeat steps when the similarity of the stored unlock verification sample does not reach the set value

G2, G3, G4, G5.

20. The data processing device for implementing touch unlocking according to claim 19, wherein the unlocking parameter further comprises a handwriting verification area input waiting time interval.

The data processing device of the touch unlocking device of claim 20, wherein the step G2 further comprises: Record the time interval during which the user did not handwritten input in the handwritten verification area;

If the set time interval is reached, the verification process is ended, or if the set time interval is not reached, steps G2, G3, G4, and G5 are repeated.