JP3589874B2 - PIN input device - Google Patents

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a personal identification number input device.
[0002]
[Prior art]
2. Description of the Related Art Conventionally, a customer-operated payment terminal such as an information terminal for purchasing a product according to catalog information, which is provided at an ATM or a convenience store provided at a financial institution, performs immediate payment using a cash card. You can do it.
[0003]
FIG. 2 is a perspective view of a conventional customer operation type payment terminal. In this case, the information terminal will be described.
In the figure, 11 is an information terminal for purchasing a product according to catalog information, 12 is a monitor having a display with a touch panel, and the monitor 12 displays a screen such as catalog information on the display in a hierarchical manner. Reference numeral 13 denotes a card reading / writing unit for inserting / removing a cash card (not shown) and reading / writing information from / to the cash card, and reference numeral 14 denotes a receipt print output unit for printing on a receipt (not shown) and discharging the receipt. It is.
[0004]
In the information terminal 11 having the above-described configuration, when a customer as an operator touches a touch panel on each screen to select an item and specify a product to be purchased, a purchaser name / destination guide screen is displayed. Subsequently, the customer touches the touch panel on the purchaser name / destination guide screen and inputs the purchaser's name, destination, and the like. Next, the customer inserts the cash card into the card reading / writing section 13 and inputs the personal identification number and the payment amount on the personal identification number input screen, the payment amount input screen, etc., for example, the host of the settlement center via the ISDN line. The computer verifies the PIN and, if the PIN is correct, updates the customer's ledger and subtracts the amount paid, fees and shipping charges from the balance.
[0005]
In this way, when the settlement is completed, the host computer transmits downlink data of the transaction content to the information terminal 11. When receiving the downlink data, the information terminal 11 edits a part of the downlink data and discharges the receipt from the receipt print output unit 14. When the customer receives the receipt, the transaction ends.
[0006]
FIG. 3 is a diagram showing an example of a password input screen on a conventional display.
As shown in the figure, a numeric keypad 31 composed of numeric keys of 0 to 9 is displayed in a predetermined area AR1 near the center of the password input screen, and the customer enters a predetermined area AR3 at the upper end of the password input screen. Each time a predetermined numeric key of the numeric keypad 31 is sequentially touched in accordance with the displayed message "Please enter a password", each asterisk corresponding to the touched numeric key is sequentially displayed in the area AR2, A password consisting of four digits (digits) is input.
[0007]
Next, when the customer touches the "confirmation" key 32, collation of the personal identification number is started. If the number key is touched by mistake, the password input screen can be initialized by touching the "cancel" key 33.
[0008]
[Problems to be solved by the invention]
However, in the conventional information terminal 11, when a third party is able to obtain the customer's cash card by any method, for example, by observing the operation of the customer, the password is determined based on the movement of the customer's finger. If the number can be known, the cash card is misused.
[0009]
The present invention solves the problem of the information terminal 11 of the related art, in which a third party cannot know the password even when observing the operation of the customer, and the customer's cash card is misused. An object of the present invention is to provide an input device for a personal identification number having no password.
[0010]
[Means for Solving the Problems]
Therefore, in the password input device of the present invention, a display / input device for displaying a password input screen in a state where the touch panel is overlaid, and for inputting predetermined information by an operator touching the touch panel. Having.
Then, on each numeric key and other keys of the numeric keypad displayed on the password input screen, the size of the number for inputting the password for the numeric key itself is made smaller than the size of the characters for the other keys.
[0013]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. In this case, an information terminal for purchasing a product according to catalog information will be described as a customer-operated payment terminal.
FIG. 4 is a block diagram of the information terminal according to the first embodiment of the present invention.
In the figure, reference numeral 11 denotes an information terminal, and 15 denotes a control unit. The control unit 15 includes a motherboard 15a including a CPU, a memory, and the like, an HDD 15b, an IO interface unit 15c, and the like, and controls the entire information terminal 11.
[0014]
A display unit 16 having a display (not shown) and a touch panel operation unit 17 having a touch panel (not shown) are connected to the control unit 15. The display unit 16 displays various screens with a touch panel overlaid on the display, and the touch panel operation unit 17 captures information input by a customer as an operator by touching the touch panel. The display unit 16 and the touch panel operation unit 17 constitute a monitor as a man-machine interface, that is, a display / input device. For example, a large LCD (1 inch or more of a receipt print output unit) is used as a display so that pictures and the like as catalog information can be displayed on the screen as accurately as possible. When the viewing angle is in a direction perpendicular to the plane of the LCD, the screen is easy to see. Therefore, as shown in FIG. 2, the monitor 12 (see FIG. 2) is set to be substantially vertical.
[0015]
The control unit 15 also includes a card reading / writing unit 13 for inserting / removing a cash card (not shown) and reading / writing information from / to the cash card, printing on a receipt (not shown), and discharging the receipt. A receipt print output unit 19 and a line control unit 20 for controlling communication with a settlement center via an ISDN line are connected.
[0016]
Reference numeral 21 denotes a power supply unit that performs conversion from AC to DC and applies a DC voltage to each element in the information terminal 11.
In the information terminal 11 configured as described above, when the customer touches the touch panel on each screen to select an item and specify a product to be purchased, a purchaser name / destination guide screen is displayed. Subsequently, the customer touches the touch panel on the purchaser name / destination guide screen and inputs the purchaser's name, destination, and the like. Next, the customer inserts the cash card into the card reading / writing section 13 and inputs the personal identification number and the payment amount on the personal identification number input screen, the payment amount input screen, etc., for example, the host of the settlement center via the ISDN line. The computer verifies the PIN and, if the PIN is correct, updates the customer's ledger and subtracts the amount paid, fees and shipping charges from the balance.
[0017]
In this way, when the settlement is completed, the host computer transmits downlink data of the transaction content to the information terminal 11. When receiving the downlink data, the information terminal 11 edits a part of the downlink data and discharges the receipt from the receipt print output unit 19. When the customer receives the receipt, the transaction ends.
[0018]
Next, the password input screen will be described.
FIG. 1 is a diagram showing an example of a password input screen according to the first embodiment of the present invention.
As shown in the figure, a numeric keypad 35 composed of numeric keys 0 to 9 is displayed in a predetermined area AR1 near the center of the password input screen, and the customer enters a predetermined area AR3 at the upper end of the password input screen. Each time a predetermined numeric key of the numeric keypad 35 is sequentially touched in accordance with the displayed message "Please enter a password", each asterisk corresponding to the touched numeric key is sequentially displayed in the area AR2, A four-digit password is entered.
[0019]
Next, when the customer touches the "confirmation" key 32, collation of the personal identification number is started. If the number key is touched by mistake, the password input screen can be initialized by touching the "cancel" key 33.
In this case, the numeric keypad control means (not shown) in the control unit 15 (FIG. 4) randomly changes the position of each numeric key of the numeric keypad 35 with reference to the random number table (not shown) every time the password input screen is set. I do. Therefore, while the customer inputs the personal identification number while looking at the displayed numeric key, even if the third party observes the operation of the customer, the third party cannot know the personal identification number, and the customer's cash card is misused. Nothing.
[0020]
Moreover, the hardware configuration of the conventional customer-operated payment terminal can be used as it is, and the appearance can be made the same as that of the conventional customer-operated payment terminal, so that the cost of the PIN input device can be reduced. Not only can it simplify the work for the design change.
Further, since each screen other than the password input screen can use the conventional customer-operated payment terminal as it is, the visibility of the conventional customer-operated payment terminal can be maintained.
[0021]
Next, a second embodiment of the present invention will be described. In addition, about what has the same structure as 1st Embodiment, the description is abbreviate | omitted by attaching the same code | symbol.
FIG. 5 is a diagram showing an example of a password input screen according to the second embodiment of the present invention.
[0022]
In the figure, a numeric keypad control unit (not shown) in the control unit 15 (FIG. 4) randomly changes the position of each numeric key of the numeric keypad 36 with reference to a random number table (not shown) every time the password input screen is set. I do. In addition, the size of the numeral of each numeric key of the numeric keypad 36 is made smaller than the size of the characters of other keys such as the “confirm” key 32 and the “cancel” key 33 displayed on the password input screen. Therefore, only those who are within 1 [m] of the information terminal 11 can determine the number displayed on the number keys, and can determine the number even when observing the password input screen from a distance. Can not.
[0023]
Next, a third embodiment of the present invention will be described. In addition, about what has the same structure as 1st Embodiment, the description is abbreviate | omitted by attaching the same code | symbol.
FIG. 6 is a diagram showing an example of a password input screen according to the third embodiment of the present invention.
[0024]
In this case, a numeric keypad 38 composed of numeric keys 0 to 9 is displayed in a predetermined area AR4 near the center of the lower end portion of the password input screen. Therefore, on the password input screen, the numeric keypad 38 is hidden by the shadow 39 of the customer as an operator, so that a third party cannot observe the password input screen and replaces the number displayed on the numeric keys. Cannot determine.
[0025]
In the present embodiment, the size of the numbers on the numeric keys of the numeric keypad 38 is made equal to the size of the characters on the other keys displayed on the password input screen, but is smaller than the size of the characters on the other keys. It can be smaller.
Next, a fourth embodiment of the present invention will be described. In addition, about what has the same structure as 3rd Embodiment, the description is abbreviate | omitted by attaching the same code | symbol.
[0026]
FIG. 7 is a diagram showing an example of a password input screen according to the fourth embodiment of the present invention.
In this case, the numeric key control means (not shown) in the control unit 15 (FIG. 4) randomly changes the position of each numeric key of the numeric keypad 40 by referring to a random number table (not shown) every time the password input screen is set. I do. Therefore, if a customer as an operator inputs a personal identification number while looking at the displayed numeric key, a third party cannot know the personal identification number even when observing the operation of the customer.
[0027]
Next, a fifth embodiment of the present invention will be described. In addition, about what has the same structure as 1st Embodiment, the description is abbreviate | omitted by attaching the same code | symbol.
FIG. 8 is a diagram showing an example of a password input screen according to the fifth embodiment of the present invention.
[0028]
In this case, when a customer as an operator touches a predetermined position on the touch panel, the touch detection means of the touch panel operation unit 17 (FIG. 4) detects that the touch panel has been touched, and sends a detection signal to the control unit 15. send. When the customer drags by dragging the finger on the touch panel, drag distance detection means (not shown) in the control unit 15 moves from the position 45 where the drag was started to the position 46 where the drag was ended. Is detected. Subsequently, a numeral display means (not shown) in the control unit 15 reads a numeral corresponding to the distance L with reference to a table (not shown), and displays the numeral read out at a predetermined position near the center of the lower end of the password input screen. Is displayed in the area AR5.
[0029]
Then, when the number displayed in the area AR5 matches the first digit of the personal identification number, when the customer double-touches the vicinity of the position 46 where the drag has been completed, a number (not shown) in the control unit 15 is displayed. The number displayed in the area AR5 is determined by the determining means as the first digit of the password. Similarly, the second to fourth digits of the password are input and determined.
[0030]
In the present embodiment, since the area AR5 is hidden by the shadow 39 of the customer (FIG. 6) on the personal identification number input screen, a third party cannot observe the personal identification number input screen, and The displayed number cannot be determined. Further, since only one digit is displayed in the area AR5, it is extremely difficult for a third party to know the password even when observing the operation of the customer.
[0031]
Next, a sixth embodiment of the present invention will be described. In addition, about what has the same structure as 5th Embodiment, the description is abbreviate | omitted by attaching the same code | symbol.
FIG. 9 is a diagram showing an example of a password input screen according to the sixth embodiment of the present invention.
[0032]
In this case, when the customer as the operator touches the “↑” key 51 arranged at a predetermined position near the center of the personal identification number input screen, the touch detection means of the touch panel operation unit 17 (FIG. 4) sets “↑”. Key 51 is touched, and a detection signal is sent to the control unit 15. When the control unit 15 receives the detection signal, the control unit 15 starts counting time by a built-in first timer (not shown), and calculates a time τ1 during which the “↑” 51 key is touched by a touch time calculation unit (not shown). calculate. Subsequently, numeral display means (not shown) in the control unit 15 reads a numeral corresponding to the time τ1 with reference to an up table (not shown), and reads the numeral in the vicinity of the center of the lower end portion of the password input screen. It is displayed in a predetermined area AR5.
[0033]
For example, if the up table is set so that the number increases by one each time the time τ1 elapses 0.5 seconds, when the “↑” key 51 is touched for 4 seconds, “8” is displayed in the area AR5. Is displayed.
On the other hand, when the customer touches the “↓” key 52 arranged below the “↑” key 51, the touch detection means detects that the “↓” key 52 has been touched, and outputs a detection signal to the control unit. Send to 15. Then, when receiving the detection signal, the control unit 15 starts counting time by a built-in second timer (not shown), and calculates the time τ2 during which the “↓” 52 key is touched by the touch time calculation unit. . Subsequently, the number display means reads a number corresponding to the time τ2 with reference to a down table (not shown), and displays the read number in the area AR5.
[0034]
When the customer touches the "OK" key 53 when the number displayed in the area AR5 matches the first digit of the personal identification number, the number is displayed by a number determining means (not shown) in the control unit 15. The determined number is determined as the first digit of the password. Similarly, the second to fourth digits of the password are input and determined.
[0035]
It should be noted that the present invention is not limited to the above-described embodiment, but can be variously modified based on the gist of the present invention, and they are not excluded from the scope of the present invention.
[0036]
【The invention's effect】
As described in detail above, according to the present invention, a display / input device that displays a password input screen with a touch panel overlaid thereon, and in which predetermined information is input by an operator touching the touch panel Having.
Then, on each numeric key of the numeric keypad and other keys displayed on the password input screen, the size of the number for inputting the password for the numeric key itself is made smaller than the size of the character for the other keys.
[0037]
In this case, in the numeric keypad, the size of the numeral for inputting the personal identification number for the numeric key itself is made smaller than the size of the character for the other keys itself. Can determine the number displayed on the numeric key, and even if a third party observes the password input screen from afar, the number cannot be determined.
[Brief description of the drawings]
FIG. 1 is a diagram illustrating an example of a password input screen according to the first embodiment of the present invention.
FIG. 2 is a perspective view of a conventional customer-operated payment terminal.
FIG. 3 is a diagram showing an example of a password input screen on a conventional display.
FIG. 4 is a block diagram of the information terminal according to the first embodiment of the present invention.
FIG. 5 is a diagram showing an example of a password input screen according to the second embodiment of the present invention.
FIG. 6 is a diagram illustrating an example of a personal identification number input screen according to a third embodiment of the present invention.
FIG. 7 is a diagram illustrating an example of a password input screen according to a fourth embodiment of the present invention.
FIG. 8 is a diagram showing an example of a personal identification number input screen according to a fifth embodiment of the present invention.
FIG. 9 is a diagram illustrating an example of a personal identification number input screen according to a sixth embodiment of the present invention.
[Explanation of symbols]
15 Control unit 16 Display unit 17 Touch panel operation unit 35, 36, 38, 40 Numeric keys

Claims (4)

(A) a display / input device for displaying a password input screen in a state where a touch panel is overlaid, and for inputting predetermined information by an operator touching the touch panel;
(B) On each numeric key and other keys of the numeric keypad displayed on the password input screen, the size of the number for inputting the password for the numeric key itself is made smaller than the size of the character for the other keys itself. An input device for a personal identification number. 2. The password input device according to claim 1, wherein the positions of the numeric keys are changed at random. (A) a display / input device for displaying a personal identification number input screen with a touch panel overlaid thereon, and for inputting predetermined information by an operator touching the touch panel;
(B) touch detection means for detecting that the operator has touched the touch panel;
(C) numeral display means for displaying a numeral corresponding to a state in which the operator touches the touch panel;
(D) number determining means for determining the displayed number as the number of the personal identification number based on a state in which the operator touches the touch panel,
(E) The password input device, wherein the numeral display means displays a numeral corresponding to a distance at which the dragging is performed. (A) a display / input device for displaying a personal identification number input screen with a touch panel overlaid thereon, and for inputting predetermined information by an operator touching the touch panel;
(B) touch detection means for detecting that the operator has touched the touch panel;
(C) numeral display means for displaying a numeral corresponding to a state in which the operator touches the touch panel;
By that (d) the operator has touched a predetermined key of the touch panel with respect to the number displayed, which has a number determining means for determining a number displayed as a number of PIN,
(E) The password input device, wherein the numeral display means displays a numeral corresponding to a time when the operator touches the touch panel.

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