TWI434194B - Gaze-tracking password input method and device utilizing the same - Google Patents

Description

Sight line tracking password input method and device using the same

The invention relates to a password input method, in particular to a password input method for tracking a user's line of sight to determine a password input.

The existing password input method is to input a number, a character or a symbol as a password into a device or a machine by using a keyboard, and if the input character matches the preset password, pass the authentication, and then turn on the device or enable execution in the device. a program.

However, in the process of entering the password, if the person is peeped, the password may be leaked, or the password may be stolen or copied by detecting the fingerprint or temperature remaining on the keyboard. Even with the most advanced iris recognition, it is impossible to confirm that a person enters a password with free will. However, with a device for palmprint and fingerprint recognition, fingerprints and palm prints can be copied. Similarly, it may not be possible to confirm that a person is free. Enter the password in the state of the will. In addition, if you are locked by a threat, you can use the eyes to look for help characters and ask for help.

In view of the above, an object of the present invention is to provide a method for inputting a line-of-sight tracking password, which determines the input password by detecting the line of sight of the user.

A preferred embodiment of the gaze tracking password input method of the present invention comprises the steps of: providing a password input device comprising a photographing unit, a display unit and an arithmetic unit; the photographing unit continuously capturing images of an area, and Transmitting an image to the computing unit; a person approaches the password input device and causes the person's eye to enter the area, and the image of the eye is captured by the camera unit and transmitted to the operation unit; the operation unit determines that a person is close to The person's eyes look at an input area for password input; the arithmetic unit determines the number, text or symbol in the input area that the person is looking at by the image of the person's eye taken by the photographing unit, as a password of one location is input; the person's eyes continue to look at the input area for password input; the arithmetic unit determines the number, text or symbol in the input area that the person is looking at as the password of the next location. Input; when all passwords are entered, the arithmetic unit compares the input text, numbers or symbols with A password comparison; and if the plurality of input numbers, text or symbols consistent with the preset password, the person authenticated.

In the above preferred embodiment, the method further includes the following steps: when the computing unit determines that a person is approaching, starting to display an input area and a password area in the display unit, the input area includes a plurality of numbers and characters. And a symbol, the password area includes a plurality of grids; and when the operation unit determines a number, a character or a symbol in the input area that the person is looking at, the input is displayed in a position of the password area.

In the above preferred embodiment, the computing unit further includes a storage unit, and the input characters, numbers or symbols are first stored in the storage unit. When all the grids in the password area have been displayed, The operation unit compares the input characters, numbers or symbols with the preset password. Displaying the same symbol in the bins of the cipher zone indicates that the cipher for the cell has been entered.

In the preferred embodiment described above, the input area may be a dynamically displayed mode in which numbers, words or symbols are replaced over time.

The above preferred embodiment further includes the step of: when determining the number, text or symbol in the input area that the person is looking at, the character is illuminated, indicating that the character is entered as a password.

The preferred embodiment described above further includes the step of: when determining the number, text or symbol in the input area that the person is looking at, the light above the character is illuminated, indicating that the character is entered as a password. In this case, the number, text or symbol of the input area may be formed in the input area in a printed manner.

The above preferred embodiment further includes the following steps: providing a helper character, which is disposed in the input area, and when the operation unit determines that the person looks at the help character, the operation unit issues a help signal.

By inputting the password by the above-mentioned line of sight, there is no problem of password leakage, and it can be widely applied to locks and security devices such as home door locks, hotel hotel door locks, safe door locks, etc., and can also be used for automatic lifting. The password entry operation of the machine and other programs that require password authentication.

The above and other objects, features, and advantages of the present invention will become more apparent from the description of the accompanying claims.

1 is a block diagram of a lock using a line-of-sight tracking password input method of the present invention, and FIG. 2 is a perspective view of a lock using the line-of-sight tracking password input method of the present invention. The lock 1000 using the line-of-sight tracking password input method of the present invention includes a password input device 100 and a lock mechanism 200. The password input device 100 is connected to the lock device 200.

The password input device 100 includes an operation unit 10, an image capture unit 20, and a display unit 30. The image capturing unit 20 continuously captures an image of an area in front of the password input device 100, and transmits the captured image to the arithmetic unit 10.

As shown in FIG. 2, when the person P approaches the password input device 100 and approaches the password input device 100 to enter the image capturing area, the image capturing unit 20 captures the image of the eye of the person P and transmits it to the operation. The unit 10, at this time, the arithmetic unit 10 judges that a person is approaching, and displays an input area 32 and a password area 34 on the display unit 30. An Arabic numeral, an English letter, and a plurality of symbols are displayed in the input area 32. The cipher area 34 forms a plurality of cells 342. In this embodiment, the cipher area 34 has six cells.

The eyes of the person P look at the characters in the input area 32, the image capturing unit 20 captures the image of the eyes of the person P, the arithmetic unit 10 calculates the line of sight direction of the eyes of the person P, and the judgment person P looks at the input area 32. In which character, in FIG. 3, the arithmetic unit 10 calculates that the person P is looking at the English letter g (as indicated by the dotted line in FIG. 3), so that the English letter g is used as the password to be input by the person P, and is also in the password area. The third level 342 in 34 displays an asterisk *, and each grid indicates that the password for the grid 342 has been entered by displaying an asterisk *. When a position 342 indicates that the input has been completed, the image capturing unit 20 continues to capture the image of the person P's eyes and calculates the line of sight direction for the password input of the next level 342. After all the six levels 342 of the password area 34 have been input, the operation unit 10 compares the input character with a preset password, and if the input character matches the preset password, the person P passes the authentication. . Although the present embodiment expresses the completion input by displaying the asterisk *, the manner of completing the input is not limited thereto, and the completion of the input may be indicated by filling the 342. Although in the present embodiment, the input area 32 displays Arabic numerals, English letters, and symbols as the input of the password, the input area 32 of the present invention is not limited thereto, and Chinese phonetic symbols, Japanese kana characters, European letters, etc. may also be used. Various characters are used as passwords.

In the display unit 30, there is also a green light number 36 and a red light number 38. The green light number 36 lights up to indicate that the authentication is passed, and the red light number 38 lights up to indicate that the authentication has not passed, and the password needs to be re-entered.

The password input device 100 is connected to the lock mechanism 200. After the person P passes the authentication, the arithmetic unit 10 of the password input device 100 sends a control signal to the lock mechanism 200, and the lock mechanism 200 receives the control signal to release the lock state. .

The operation unit 10 includes a storage unit 12, and the characters input by the person P are first stored in the storage unit 12. After all the positions 342 of the password area 34 have been input, the operation unit 10 will go to the storage unit 12 The entered characters are taken out and compared with the preset password.

Fig. 4 shows another embodiment of the lock of the present invention using the line-of-sight tracking input password method. A plurality of patterns 322 appear in the input area 32, the image capturing unit 20 captures an image of the eyes of the person P, and the operation unit 10 calculates the line of sight direction of the eyes of the person P, and then determines the first position in the password area 34. 342 which pattern is input, after all the patterns of the six grids 342 are input, the operation unit 10 compares the order of the input six patterns with the order of the preset patterns, if the order of the input patterns is correct , the person P passes the certification.

The lock using the line-of-sight tracking input password method of the present invention can be applied to a door lock or a lock of a safe, so that the lock mechanism 200 is mounted on a door body 5, as shown in FIG. 3, and the password input device 100 can be installed in the door body. 5 is on the wall of the door body 5.

Fig. 5 shows another embodiment of the lock of the present invention using the line-of-sight tracking input password method. In the present embodiment, a mask 40 is disposed on the door 5 to cover the input area 32. A window 42 is disposed on the mask 40. The eye of the person P looks at the input area 32 via the window 42 and the image capturing unit 20 captures The image of the eye of the person P, and the operation unit 10 calculates the line of sight direction of the eye of the person P, as shown in FIG. Setting the mask 40 can further ensure that the password input process is not peeped by others to avoid password theft.

In the case where the mask 40 is provided, it is not necessary to provide the password area 34 as shown in FIG. 3. As shown in FIG. 7, when the arithmetic unit 10 calculates that the person P is looking at the English letter g, the letter g will be illuminated. The person P knows that the letter g has been input as a password. Alternatively, as shown in FIG. 8, the light-emitting diode 31 may be disposed above the character of the input area 32. When the arithmetic unit 10 calculates that the person P is looking at the English letter g, the light-emitting diode 31 above the letter g will Shine. In the configuration of FIG. 8, the characters in the input area 32 may be formed in the input area 32 by printing, not necessarily in the form of a light-emitting screen.

Figures 9a and 9b show another embodiment of the input area 32. The characters in the input area 32 change. As shown in Figure 9a, the characters displayed in the input area 32 are A, B, C, D, E. After the time, the characters displayed in the input area 32 are 1, 2, 3, 4, 5. Person P can select password input for A, B, C, D, E at the first time, and 1, 2, 3, 4, 5 input at the second time.

Further, in order to prevent the person P from being password-inputted while being gripped, the help-up area 39 is further provided in the embodiment of Figs. 5 to 8, and when the person P is pinched and the password is input, the person P can look at The help area 39, when the computing unit 10 determines that the person P is looking at the help area 39, the arithmetic unit 10 sends a signal to the security unit for assistance, so that the function of silent help can be achieved.

The method of using the line-of-sight tracking input password of the present invention can also be applied to the password input of the cash dispenser or the password input of the electronic device.

By means of the above-mentioned line of sight tracking password input, there is no problem of password leakage, and it can be widely applied to lock devices such as home door locks, hotel hotel door locks, safe door locks, etc., and can also be used for an automatic teller machine. Password entry jobs and other programs that require password authentication.

While the present invention has been described in its preferred embodiments, the present invention is not intended to limit the invention, and the present invention may be modified and modified without departing from the spirit and scope of the invention. The scope of protection is subject to the definition of the scope of the patent application.

5. . . Door body

10. . . Arithmetic unit

12. . . Storage unit

20. . . Image capture unit

30. . . Display unit

31. . . Light-emitting diode

32. . . Input area

322. . . pattern

34. . . password area

342. . . Grid

36. . . Green light

38. . . Red light

39. . . Help area

40. . . Mask

42. . . Windows

100. . . Password input device

200. . . Locking mechanism

1000. . . Lock

P. . . personnel

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a block diagram of a lock using the line-of-sight tracking password input method of the present invention.

2 is a perspective view of an embodiment of a lock using the line-of-sight tracking code input method of the present invention.

3 is a schematic diagram showing an input area and a password area in a display unit of an embodiment of a lock using a line-of-sight tracking password input method of the present invention.

4 is a schematic diagram showing an input area and a password area in a display unit of another embodiment of the lock using the line-of-sight tracking password input method of the present invention.

Figure 5 is a schematic illustration of another embodiment of a lock using the line of sight tracking password input method of the present invention.

Figure 6 is a side elevational view of the lock of the present invention using the line-of-sight tracking code input method of Figure 5;

Fig. 7 is a view showing an embodiment of the password input of the lock using the line-of-sight tracking code input method of the present invention shown in Fig. 5.

Fig. 8 is another embodiment of the password input of the lock using the line-of-sight tracking password input method of the present invention shown in Fig. 5.

9a and 9b are another embodiment of the cipher input of the lock using the gaze tracking password input method of the present invention shown in Fig. 5.

10. . . Arithmetic unit

12. . . Storage unit

20. . . Image capture unit

30. . . Display unit

100. . . Password input device

200. . . Locking mechanism

1000. . . Lock

Claims (21)

A method for inputting a line-of-sight tracking password, comprising the steps of: providing a password input device, comprising: a photographing unit, a display unit and an operation unit; the photographing unit continuously captures an image for an area, and transmits the image to the operation unit a person approaches the password input device and causes the person's eyes to enter the area, and the image of the eye is captured by the camera unit and transmitted to the operation unit; the operation unit determines that a person is approaching; the person's eyes are gazing Entering a zone for password input; the computing unit determines, by the image of the eye of the person captured by the camera unit, a number, a character or a symbol in the input area that the person is looking at, and inputs it as a password of one location. The person's eyes continue to look at the input area for password input; the arithmetic unit determines the number, text or symbol in the input area that the person is looking at, and inputs it as the password of the next position; when all the passwords are used; After being input, the arithmetic unit compares the input text, number or symbol with a preset password. ; And if the plurality of input numbers, text or symbols consistent with the preset password, the person authenticated. The method for inputting a line-of-sight tracking password according to claim 1, further comprising the steps of: when the computing unit determines that a person is approaching, starting to display an input area and a password area in the display unit, the input The area includes a plurality of numbers, characters, and symbols, the cipher area includes a plurality of gradations; and when the operation unit determines the number, text, or symbol in the input area that the person is looking at, in a space of the cipher area The display has been entered. The method for inputting a line-of-sight tracking password according to the second aspect of the invention, wherein the computing unit further comprises a storage unit, wherein the input characters, numbers or symbols are first stored in the storage unit, when all the characters in the password area are After the input has been displayed, the operation unit compares the input characters, numbers or symbols with the preset password. The gaze tracking password input method according to claim 3, wherein a same symbol is displayed in the grids of the cipher area to indicate that the password of the grid has been input. The method of inputting a line-of-sight tracking password according to claim 1, wherein the number, text or symbol in the input area is replaced over time. The method for inputting a line-of-sight tracking password according to claim 1, further comprising the step of: when determining a number, a character or a symbol in the input area that the person is looking at, the character is illuminated, and the character is displayed as a password. Is entered. The method for inputting a line-of-sight tracking password according to claim 1, further comprising the steps of: when determining a number, a character or a symbol in the input area that the person is looking at, the light above the character is illuminated and displayed. This character is entered as a password. The method of inputting a line-of-sight tracking password according to claim 7, wherein the number, text or symbol of the input area is formed in the input area by printing. The method for inputting a line-of-sight tracking password according to claim 6, wherein the method further comprises the steps of: providing a mask covering the input area, the person's eyes peeping the input through a window of the mask Area. The method for inputting a line-of-sight tracking password according to claim 1, further comprising the steps of: providing a helper character in the input area, and when the operation unit determines that the person is watching the help character, the operation unit sends a help signal. . An apparatus for using a line-of-sight tracking password input method, comprising: a password input device, comprising: a photographing unit for continuously capturing images from an area; and an operation unit connected to the photographing unit, the image captured by the photographing unit Transmitting to the computing unit; and a display unit coupled to the computing unit, wherein when a person approaches the camera unit and the person's eyes enter the area, the camera unit continuously captures an image of the person's eye, The operation unit determines that the person's eyes are looking at a certain position in an input area, and the character displayed in the position is input as a password, and the operation unit compares the input character with a preset password, if the input The character matches the preset password, and the operation unit determines that the person passes the authentication. The apparatus for using a line-of-sight tracking password input method according to claim 11, wherein the display unit comprises an input area and a password area, the input area comprising a plurality of characters, a plurality of numbers, and a plurality of symbols, the password The district includes a number of locations. An apparatus for using a line-of-sight tracking password input method according to claim 12, wherein a same symbol is displayed in the grids of the password area to indicate that the password of the location has been entered. A device for using a gaze tracking password input method according to claim 11, wherein the number, text or symbol in the input area is changed over time. The apparatus for using a gaze tracking password input method according to claim 11, wherein when a number, a character or a symbol in the input area that the person is looking at is judged, the character is illuminated, and the character is displayed as a password. . The apparatus for using a gaze tracking password input method according to claim 11, wherein when the number, the text or the symbol in the input area that the person is looking at is judged, the light above the character is illuminated, and the character is displayed. It is entered as a password. The apparatus for using a line-of-sight tracking password input method according to claim 16, wherein the number, text or symbol of the input area is formed in the input area in a printed manner. The device for using the gaze tracking password input method according to claim 15, wherein the method further comprises a mask covering the input area, and the person's eyes peek into the input area through a window of the mask. . The device of claim 11, wherein the computing unit further comprises a storage unit, wherein the input characters, numbers or symbols are first stored in the storage unit, and the password area is used in the storage unit. After all the positions in the middle have been displayed, the operation unit compares the input characters, numbers or symbols with the preset password. The device for using the line-of-sight tracking password input method according to claim 11, further comprising a latching mechanism connected to the password input device, wherein when the computing unit determines that the person passes the authentication, the password input device transmits A signal is sent to the locking mechanism to release the locking state of the locking mechanism, and the locking mechanism is mounted on a door for locking the door. The apparatus for using a line-of-sight tracking password input method according to claim 11, wherein the input area further includes a help character, and when the operation unit determines that the person looks at the help character, the operation unit issues a help signal.