KR20140039346A - File using restriction method, user device and computer-readable storage using fingerprint - Google Patents

Abstract

Provided are a method for restricting the use of a file using a fingerprint, a user terminal, and a recording medium. The method for restricting the use of the file using the fingerprint includes the steps of: (a) displaying a check box corresponding to the file displayed on a screen when the locking of the file is requested; (b) receiving the fingerprint for setting the locking of one or more files selected through the check box; and (c) setting the locking of the selected file by matching the selected file with the inputted fingerprint. [Reference numerals] (110) Check box display unit; (120) Fingerprint sensor unit; (130) File lock management unit

Description

FILE USING RESTRICTION METHOD, USER DEVICE AND COMPUTER-READABLE STORAGE USING FINGERPRINT}

The present invention relates to a file usage restriction method, a user terminal and a recording medium, and more particularly, to a method for restricting the use of a file using a fingerprint, a user terminal and a recording medium.

Recently, various mobile communication terminals have provided various additional functions that utilize personal information such as mobile banking as well as communication functions such as a telephone or a text message transmission service.

Accordingly, the need for a locking device of the mobile communication terminal is more important.

Conventional locking devices applied to mobile communication terminals are mostly conventional methods using passwords.

For example, a lock device is applied to a telephone function, an additional function, or an international telephone function, and the user must input the password in order to use the function.

However, this method is inconvenient in that the password becomes useless when the password is exposed, the password must be periodically changed to secure stability, and the password must be remembered from the user's point of view.

Therefore, in recent years, a terminal equipped with a locking device through fingerprint recognition has been developed in earnest in order to supplement such a method and improve the locking effect.

In order to mount such a fingerprint recognition device on a small-sized mobile communication terminal, the size of the sensor must be minimized. If necessary, the fingerprint recognition device may recognize a fingerprint 'Sliding type' fingerprint sensor is being developed.

Meanwhile, as the fingerprint recognition sensor is mounted on the mobile communication terminal, efforts have been made to combine it with other functions.

An object of the present invention is to provide a method, a user terminal, and a recording medium for setting a lock on a file or files using a fingerprint, and restricting the use of the locked file only through the fingerprint. .

According to an embodiment of the present invention, a method for restricting the use of a file by using a fingerprint may include: (a) displaying a check box corresponding to a file displayed on a screen when a file lock is requested; Receiving a fingerprint for setting a lock on one or more files selected through the check box, and (c) matching the selected file with the input fingerprint to set a lock on the selected file.

In one aspect of the invention, the method of limiting the use of the file by using the fingerprint further comprises the step of displaying a lock state on the screen for the lock file is set.

In addition, in one aspect of the present invention, a method of limiting the use of a file by using the fingerprint comprises the steps of: (d) displaying the file on which the lock is set on the screen; When the target to release the selected is selected, and receiving a fingerprint for releasing the lock of the selected file, and (f) if the sensed fingerprint is authenticated, further comprising the step of releasing the lock of the locked file do.

In addition, in one aspect of the present invention, the step (f), if there are a plurality of target files for releasing the lock, unlock the plurality of files for which the lock is set.

On the other hand, a recording medium for limiting the use of a file by using the fingerprint of the present invention for solving the above problems can execute the method according to any one of the above steps.

On the other hand, the user terminal using a fingerprint of the present invention for solving the above problems, the check box display unit for displaying a check box corresponding to the file displayed on the screen, when the file lock request, the check box The fingerprint sensor unit may be configured to sense an input fingerprint for setting a lock on one or more files selected through the device, and a file lock manager configured to lock the selected file by matching the selected file with the sensed fingerprint.

In one aspect of the invention, the file lock management unit displays a lock state on the screen for the file lock is set.

According to an aspect of the present invention, the fingerprint sensor unit receives and receives a fingerprint for unlocking the selected file when an object for unlocking the selected file is selected.

In addition, in one aspect of the present invention, the file lock management unit releases the lock of the lock file when the sensed fingerprint is authenticated, the plurality of files of the lock is set when there are a plurality of target files to release the lock To unlock.

As described above, the method of limiting the use of a file using a fingerprint, a user terminal, and a recording medium according to an exemplary embodiment of the present invention can easily manage locking and unlocking of a file using a fingerprint.

In addition, the fingerprint of a specific person is very effective in terms of file access security.

1 is a diagram illustrating a structure of a user terminal 100 according to an embodiment of the present invention.
FIG. 2 shows an example of a piece of fingerprint image obtained by the slide type fingerprint sensor unit 120 shown in FIG.
3 is a block diagram illustrating a configuration of a user terminal 100 according to an embodiment of the present invention.
4 is a flowchart illustrating a file usage restriction process using a fingerprint according to an embodiment of the present invention.
5 is a diagram illustrating a file usage restriction method using a fingerprint according to an embodiment of the present invention.

The following detailed description of the invention refers to the accompanying drawings, which illustrate, by way of illustration, specific embodiments in which the invention may be practiced.

These embodiments are described in sufficient detail to enable those skilled in the art to practice the invention.

It should be understood that the various embodiments of the present invention are different, but need not be mutually exclusive.

For example, certain features, structures, and characteristics described herein may be implemented in other embodiments without departing from the spirit and scope of the invention in connection with an embodiment.

It is also to be understood that the position or arrangement of the individual components within each disclosed embodiment may be varied without departing from the spirit and scope of the invention.

The following detailed description is, therefore, not to be taken in a limiting sense, and the scope of the present invention is to be limited only by the appended claims, along with the full scope of equivalents to which such claims are entitled, if properly explained.

In the drawings, like reference numerals refer to the same or similar functions throughout the several views.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, so that those skilled in the art can easily carry out the present invention.

1 is a diagram illustrating a structure of a user terminal 100 according to an embodiment of the present invention.

Referring to FIG. 1, a user terminal 100 capable of restricting file use by using a fingerprint may include a fingerprint sensor unit 120 at least in part.

Although the fingerprint sensor unit 120 is illustrated as being formed at one side edge of the user terminal 100, the fingerprint sensor unit 120 may be formed at any position without departing from the scope of the present invention.

The user terminal 100 according to an exemplary embodiment of the present invention may be a digital device that performs predetermined data processing to perform a desired operation by a user.

The user terminal 100 may include an input unit and a display unit 101. The user terminal 100 may provide a status of an operation performed by a user's predetermined operation command through an input unit to the user through the display unit 101. [

1, the display unit 101 of the user terminal 100 is implemented by a touch screen method and functions as an input unit itself. However, the input unit may be implemented by a keyboard or a keypad, for example, As shown in FIG.

The user terminal 100 according to an exemplary embodiment of the present invention includes a memory unit as a touch screen method such as a tablet PC, a smart phone, a PDA, a web pad, a mobile phone, a navigation system, It should be understood as a term covering equipment.

Also, the user terminal 100 according to another embodiment of the present invention should be understood as a term encompassing the case where a separate fingerprint recognition device is connected to a personal computer (PC), a workstation, and the like.

Fingerprint sensor unit 120 according to an embodiment may be implemented in a slide type. The slide type fingerprint sensor unit 120 reads a fingerprint image of a finger moving in a sliding manner to read a piece of fingerprint image and then registers the fingerprint image as a single image to implement a complete fingerprint image. .

FIG. 2 shows an example of a fragmentary fingerprint image obtained by the slide type fingerprint sensor 120 shown in FIG. 1.

For example, when the user moves his or her thumb against the fingerprint sensor unit 120 in a sliding manner, partial partial images P1 to P4 are successively obtained.

That is, the fingerprint images of the user are acquired sequentially in a fragmentary but continuous form.

The short fingerprint images read from the fingerprint sensor unit 120 are matched to one fingerprint image.

According to one embodiment, the registered fingerprint image can be used as a means for verifying the legitimacy of the user compared with the previously registered fingerprint image.

That is, a registered fingerprint image of a user may be stored in a database (not shown) of the user terminal 100, and the fingerprint image obtained through the fingerprint sensor unit 120 is compared with a fingerprint image stored in the database , User authentication can be performed.

According to another embodiment, the registered fingerprint image may be compared with one or more previously registered fingerprint images to function as a command for performing a specific operation.

For example, specific operations may be matched and stored for the fingerprint of each finger of the user, and if the matched fingerprint image obtained by the fingerprint sensor unit 120 coincides with the fingerprint image of the specific finger, An operation can be performed. This will be referred to as a 'quick launch' function in this specification.

For example, if a true user's thumb fingerprint is recognized, the first application is activated, and if the true user's fingerprint of the index finger is recognized, the user can preset the second application to be driven.

Thereafter, if the user moves the thumb to the fingerprint sensor unit 120 in a sliding manner, if the matched fingerprint image acquired by the fingerprint sensor unit 120 matches the fingerprint image of the pre-registered thumb, matching is performed. Operation, that is, driving operation of the first application, is performed.

3 is a block diagram illustrating a configuration of a user terminal 100 according to an embodiment of the present invention.

The user terminal 100 according to an exemplary embodiment of the present invention may include a check box display unit 110, a fingerprint sensor unit 120, and a file lock management unit 130.

For reference, the file of the present invention is not limited to file extensions such as image files, video files, compressed files, document files, and can include all files.

Referring to each component, on the other hand, when the lock on the file is requested, the check box display 110 may display a check box corresponding to the file displayed on the screen.

Here, the lock request for the file may be performed by selecting a specific menu or by selecting a specific key, or may be performed when the file to be locked is touched for a specific time.

If a plurality of files exist in one folder, the check box display unit 110 may display a check box for all files in the folder with a single lock request, and the user may select a desired lock target using the displayed check box. You can select more than one file.

Meanwhile, the fingerprint sensor unit 120 may sense a fingerprint inputted to set a lock on one or more files selected through the check box, and sense a fingerprint inputted to release a file in which the lock is set later. have.

The detailed description of the fingerprint sensing is omitted above because it is described above.

Meanwhile, the file lock management unit 130 may set a lock on the selected file by matching a file selected through a check box with a fingerprint sensed by the fingerprint sensor unit 120, and display a lock state of the file on which the lock is set. have.

In this case, when there are a plurality of files selected through the check box, the file lock managing unit 130 may simultaneously set locks on the plurality of files by matching the plurality of selected files with the sensed fingerprint.

In addition, if the file lock management unit 130 is requested to unlock the file, the file lock management unit 130 can unlock the file. In this case, if unlocking of the plurality of files is requested, Can be performed simultaneously.

4 is a flowchart illustrating a file usage restriction process using a fingerprint according to an embodiment of the present invention.

For reference, the file usage restriction process using the fingerprint illustrated in FIG. 4 may be performed by the user terminal 100, and the user terminal 100 may read the program using the computer that executes the steps illustrated in FIG. 4. A possible recording medium is provided so that the steps shown in FIG. 4 can be executed by the recording medium.

First, when a file lock is requested, the user terminal 100 displays a check box corresponding to the file displayed on the screen (S401).

Here, the lock request for the file may be performed by selecting a specific menu or by selecting a specific hot key, or may be performed when a file to be locked is touched for a specific time.

After S401, when one or more files are selected as a lock target through a check box, the user terminal 100 receives a fingerprint for setting a lock on the selected one or more files (S402).

After S402, the user terminal 100 sets the lock on the file selected in S401 by matching the selected file with the input fingerprint, and displays the lock state on the screen for the file on which the lock is set (S403).

After the S403, when a target to release the lock is selected among the files in which the lock is set, the user terminal 100 receives and senses a fingerprint for releasing the lock of the selected file (S404).

After S404, when authentication for the sensed fingerprint is completed, the user terminal 100 releases the lock of the locked file (S405).

In this case, when there are a plurality of target files to release the lock, the user terminal 100 may release the lock of the plurality of files in which the lock is set.

5 is a diagram illustrating a file usage restriction method using a fingerprint according to an embodiment of the present invention.

For reference, FIG. 5 illustrates a case where a plurality of image files exist in one folder.

When the lock on the file is requested, the user terminal 100 displays a check box for each image file existing in the folder, as shown in FIG.

For reference, the lock request for the file may be performed by selecting a specific menu or by selecting a specific hot key, and may be performed when the file to be locked is touched for a specific time.

In the case of FIG. 5, any one of a plurality of images existing in one folder is touched for a specific time.

Subsequently, as illustrated in FIG. 5B, when a plurality of files to be locked are selected through a check box and a fingerprint is input, the user terminal 100 matches the input fingerprint with the selected plurality of files. Lock the file.

Thereafter, as shown in FIG. 5C, the user terminal 100 may display a lock state of the plurality of files in which the lock is set.

Although not shown in FIG. 5, when a file displaying a locked state is selected and a fingerprint is input, the user terminal 100 may unlock the file.

It is to be understood that the foregoing description of the disclosure is for the purpose of illustration and that those skilled in the art will readily appreciate that other embodiments may be readily devised without departing from the spirit or essential characteristics of the disclosure will be. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive. For example, each component described as a single entity may be distributed and implemented, and components described as being distributed may also be implemented in a combined form.

It is to be understood that the scope of the present invention is defined by the appended claims rather than the foregoing description and that all changes or modifications derived from the meaning and scope of the claims and equivalents thereof are included in the scope of the present invention .

100: User terminal
101:
110: check box display unit
120: fingerprint sensor unit
130: file lock management

Claims (9)

In a method for restricting the use of a file using a fingerprint,
(a) displaying a check box corresponding to a file displayed on a screen when a file lock request is made;
(b) receiving a fingerprint for setting a lock on one or more files selected through the check box; And
(c) setting a lock on the selected file by matching the selected file with the input fingerprint;
Including, the file usage restriction method using a fingerprint.
The method according to claim 1,
(d) displaying a lock state on the screen with respect to the file in which the lock is set;
Further comprising, file usage restriction method using a fingerprint.
The method according to claim 1,
(d) displaying the locked file on a screen;
(e) receiving a fingerprint for unlocking the selected file when the object to be unlocked is selected from the locked files displayed on the screen; And
(f) unlocking the locked file if the sensed fingerprint is authenticated
Further comprising, file usage restriction method using a fingerprint.
The method of claim 3,
In the step (f), when there are a plurality of target files for releasing the lock, the lock of the plurality of files in which the lock is set is restricted.
A computer-readable recording medium having recorded thereon a program for executing the method according to any one of claims 1 to 4.
In a user terminal for restricting the use of a file using a fingerprint,
A check box display unit which displays a check box corresponding to a file displayed on a screen when a file lock request is made;
A fingerprint sensor unit configured to sense an input fingerprint for setting a lock on one or more files selected through the check box; And
A file lock manager configured to lock the selected file by matching the selected file with the sensed fingerprint;
And a user terminal.
The method according to claim 6,
The file lock manager displays a lock state on the screen with respect to the file in which the lock is set.
The method according to claim 6,
Wherein the fingerprint sensor unit receives and senses a fingerprint for unlocking the selected file when an object for unlocking the selected file is selected.
The method of claim 8,
When the sensed fingerprint is authenticated, the file lock manager releases the lock of the locked file, and releases the lock of the plurality of locked files when the target file for releasing the lock is plural.

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