JP2002041225A - Keyboard for data input with sight controlling function - Google Patents

Abstract

PROBLEM TO BE SOLVED: To allow a normal person and even a person having disabled eyes to carry out data input in a data processor which is a data input-output unit or the like, thereby utilizing a card and information easily, and to get security for preventing a peek by the third person in operation of the data input. SOLUTION: In a keyboard A for data input with a touch sensor system where a plurality of input keys are displayed and disposed flatways as an image, there is arranged an optical deflection plate 3 covering an input key image disposed on an input key display surface 4 on the keyboard A, to control a method for appearing of a touch sensor panel 2 and the input key image visually. On the highest surface on the keyboard A, there is arranged convex or concave patterns 7 corresponding to respective input key images capable of identifying input key names tactually.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to processing of credit card cards installed in supermarkets, department stores, boutiques, etc., and card data processing such as cash dispensers installed in banks and debit cards of banks. In data input devices such as the above, data can be entered as a card user even by people with vision impairment, and data with a view restriction function that prevents third parties from peeping at the selected key when entering data Related to input keyboard.

[0002]

2. Description of the Related Art In recent years, banks, supermarkets, department stores, convenience stores, boutiques, etc. have been used in order to use cards such as cash cards, credit cards, and members' cards, and to obtain information on events such as concerts and travel. Data input / output processing devices as telephone line networks installed in stores are increasingly used.

In this data input / output processing device, a user of a card or information arbitrarily operates an input key on a keyboard provided in the data input / output processing device to input necessary data and instruct data processing. Is used by issuing.

[0004] It is desirable that such cards and information can be easily used not only by healthy persons but also by persons who are visually impaired. For this purpose, they are used for data input. It is desired that input keys be operated not only by visual sense but also by touch.

When a user inputs data such as a personal identification number, certain precautions must be taken to ensure security so that a third party cannot view the input data. Partitions are provided at the borders between adjacent payment machines, such as those found in cash dispensers installed in, for example, to restrict (limit) third-party peeping from a sideways viewing angle. In addition, it is necessary to prevent a line of sight from an obliquely backward viewing angle.

[0006]

SUMMARY OF THE INVENTION It is an object of the present invention to provide a data input / output processing device such as a data input / output processing device which allows a data input instruction not only for a healthy person but also for a visually impaired person. The present invention aims to provide a data input device for ensuring that data and data can be easily used and security that prevents peeping by a third party during data input operation. is there.

[0007]

According to the first aspect of the present invention, a plurality of input keys for inputting data such as a personal identification number to a data processing apparatus are two-dimensionally displayed on a display screen as an electronic image. In a touch-sensitive keyboard for data input that is arranged and displayed, an optical deflector that covers an input key image that is arranged and displayed on the display screen of the keyboard and optically controls the appearance of the input key image, A touch sensor panel is arranged on the optical deflection plate, and a convex or concave pattern for identifying and displaying the input key image name is provided on the surface of the touch sensor panel corresponding to the input key image position. This is a keyboard for data input with a visual field restriction function.

[0010] Next, in the invention according to claim 2 of the present invention, a plurality of input keys for inputting data such as a password to the data processing device are arranged and displayed on the display screen as a two-dimensional electronic image. In a touch sensor type keyboard for data input, an optical deflector that covers an input key image arranged and displayed on a display screen of the keyboard and regulates a visual field of the input key image, and the optical deflector A touch sensor panel on which a convex or concave pattern for identifying and displaying the input key image name is provided on the touch sensor panel corresponding to the input key image position is arranged. This is a data input keyboard with a visual field restriction function.

Next, in the invention according to claim 3 of the present invention, a plurality of input keys for inputting data such as a personal identification number or the like to a data processing device are arranged and displayed on a display screen as a two-dimensional electronic image. In a touch sensor type keyboard for data input, an input key image arranged and displayed on a display screen of the keyboard is covered, and a touch sensor panel and a visual appearance of the input key image on the touch sensor panel are displayed. An optical deflecting plate for regulating is arranged, and a convex or concave pattern for identifying and displaying the input key image name is provided on the surface of the optical deflecting plate corresponding to the input key image position. This is a data input keyboard with a view restriction function.

[0010] Next, in the invention according to claim 4 of the present invention, a plurality of input keys for inputting data such as a password to the data processing device are arranged and displayed on the display screen as a two-dimensional electronic image. In a touch sensor type keyboard for data input, an input key image arranged and displayed on a display screen of the keyboard is covered, and a touch sensor panel and a visual appearance of the input key image on the touch sensor panel are displayed. An optical deflecting plate for regulating, and a tactile identification sheet provided with a convex or concave pattern for identifying and displaying the name of the input key image on the optical deflecting plate corresponding to the position of the input key image are arranged. This is a keyboard for data input with a visual field restriction function.

Next, according to a fifth aspect of the present invention, in the first aspect of the present invention, the display screen for arranging and displaying the input key image of the keyboard is a liquid crystal display. This is a data input keyboard with a view restriction function, which is a display screen of the system.

According to a sixth aspect of the present invention, in the invention according to any one of the first to fourth aspects, the display screen for arranging and displaying the input key image of the keyboard is a CRT display. This is a data input keyboard with a view restriction function, which is a display screen of the system.

According to a seventh aspect of the present invention, there is provided a data input device in which a plurality of input keys for inputting data such as a password to a data processing device are arranged and displayed as a printed image in a plane. In a membrane switch type keyboard, an optical deflecting plate that covers an input key image arranged and displayed on the keyboard and that visually restricts the appearance of the input key image is disposed, and the input surface of the optical deflecting plate includes the input deflecting plate. A data input keyboard with a visual field restriction function, wherein a convex or concave pattern for identifying and displaying a key image name is provided corresponding to the input key image position.

Next, according to an eighth aspect of the present invention, there is provided a data input device in which a plurality of input keys for inputting data such as a password to a data processing device are arranged and displayed as a print image in a plane. In a keyboard of a membrane switch type, an optical deflector that covers an input key image arranged and displayed on the keyboard and visually controls the appearance of the input key image, and the input key image name is displayed on the optical deflector. A data input keyboard with a visual field restriction function, wherein a tactile identification sheet provided with a convex or concave pattern for identification and display corresponding to the input key image position is arranged.

Next, according to a ninth aspect of the present invention, in the invention according to any one of the first to eighth aspects, the optical deflecting plate is at an angle of 60 ° to the width direction of the keyboard. This is a data input keyboard with a view restriction function having a view angle of 90 °.

[0016]

The data input keyboard with a visual field restriction function according to the present invention is a data input device provided with a touch sensor type keyboard. The input key image name (input key name) corresponds to each input key of the keyboard. ) Is provided with a tactilely identifiable convex or concave pattern, and an optical deflector for visually restricting the appearance of input keys of the keyboard is provided so as to overlap the panel. The data input device can be used by persons with vision impairment to input data into the data input device. Security when entering personal data (private information) such as a personal identification number so that a third party cannot view the input data. It is possible.

In addition, as used in a data processing device such as a cash dispenser currently installed in a bank or the like, a partition provided at a boundary portion between adjacent devices can be used in combination with a peeper for input data. Prevention can be achieved more reliably.

[0018]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A data input keyboard with a view restriction function according to the present invention will be described below in detail according to an embodiment.

FIGS. 1 (a) and 1 (b) are side sectional views for explaining the overall structure of a data input keyboard A with a view restriction function according to an embodiment of the present invention. FIG. 1 is a side sectional view of a data input keyboard A having a view restriction function having a keyboard provided with a touch sensor panel of a system.

1 (a) and 1 (b), A is a touch sensor type input keyboard, 1 is a transmission type having a display screen on which each input key for data input is arranged and displayed as an electronic image by a liquid crystal display system. (Backlight illumination type) or reflection type (frontlight illumination type) input key image display panel (liquid crystal display device), X-X corresponds to the arrangement position of each input key image arranged and displayed on the display screen. Touch sensor of capacitive type, resistive type, ultrasonic type, optical type, etc. with transparent conductive film, resistive film, electrode, etc. formed on transparent glass substrate or plastic substrate so that data can be input by detecting the Y coordinate position Panels 3 and 3 are optical deflecting plates for visually regulating the appearance of the key image. The input key image display panel 1 can be a display screen for arranging and displaying electronic images by a CRT display method.

The structure of the input key image display panel 1 of the liquid crystal display type and the display form such as transmission type and reflection type are not particularly limited in the present invention, but, for example, the input key image shown as an example. Display panel 1
Is a transparent or opaque reflective electrode substrate 1a having a transparent or opaque reflective electrode portion 1d, and a transparent electrode having a transparent electrode portion 1e opposed thereto (in the case of color display, having a pixel-like color filter portion). The liquid crystal 1 between the plate 1b
f is sealed via a liquid crystal sealing spacer 1c, and the input key image is arranged and displayed on the key image display surface 4 of the key image display panel 1.

The data input keyboard A with a view restriction function of the present invention is connected to a data processing control section B (including an arithmetic section, an internal storage section, and an auxiliary storage section) of the data processing apparatus shown in FIG. You.

When an input key of the keyboard A shown in FIG. 10 is pressed during data input, data corresponding to the key is output as a signal to the data processing controller B (computer).

As shown in FIG. 1A or FIG. 1B,
When a party who inputs data (such as a card-using party) touches or presses an input key image portion on the touch sensor panel 2 of the keyboard A with the finger f, a change in capacitance or pressure occurs. When a change or the like occurs, the key is recognized, a data signal corresponding to the key is transmitted to the computer, and it is determined whether, for example, a password is correct, and whether the input operation is correct is determined by the sound generation unit C. The sound is output as a sound having a predetermined tone and pitch or a predetermined message sound (electronic sound, recorded sound, electronic pseudo sound, recorded sound, etc.).

Below or above the main body of the touch sensor panel 2, a film-shaped or plate-shaped optical deflecting plate 3 for restricting the visual field is fixedly mounted with an adhesive or a fixing metal so as not to move. Thus, the appearance of the input keys displayed on the liquid crystal display unit 1 of the keyboard A body is visually restricted.

The position where the touch sensor panel 2 of the keyboard A is installed may be on the optical deflection plate 3 as shown in FIG. 1A or FIG.
As shown in FIG. 2A or FIG. 2B, it may be below the optical deflecting plate 3 and there is no significant difference in the effect of restricting the visual field regardless of the installation position. Or Figure 1
The surface of the touch sensor panel 2 on the uppermost surface of the keyboard A as shown in FIG. 2B or the surface of the optical deflector 3 on the uppermost surface of the keyboard A as shown in FIG. 2A or FIG. Input key image name (input key name) provided corresponding to each input key image on the input key image display panel 1
Is provided with a convex or concave pattern 7 that can be tactilely distinguished even by a person who is blind.

The convex or concave pattern 7 is an ideographic pattern representing an input key name, for example, a fine dot pattern such as Braille, a polygonal shape such as a triangle or a quadrangle, a circular shape, an elliptical shape or the like. Pattern.

Since the optical deflecting plate 3 has a predetermined thickness, when the optical deflecting plate 3 is installed on the touch sensor panel 2 (the outer surface of the keyboard A main body), the contact force when pressed by a finger or the like. The pressing force is not sufficiently transmitted to the touch sensor panel 2 side, and a change in capacitance or a change in pressure does not normally occur, and a malfunction easily occurs in key recognition. In this case, FIG. As shown in a) and (b), the optical deflection plate 3 is suitably installed on the lower surface of the touch sensor panel 2.

FIGS. 3A and 3B show another embodiment of the touch sensor type keyboard A according to the present invention. The input key image display panel 1 (liquid crystal display type, CRT) Display method), the optical deflector 3,
The touch sensor panel 2 is stacked and arranged in this order, and a tactile identification sheet 6 provided with a convex or concave pattern 7 on the surface of the touch sensor panel 2 that can be tactilely identified even by a person with visual impairment is input key. It is arranged so as to correspond to each input key image of the image display panel 1.

FIGS. 4 (a) and 4 (b) show another example of the touch sensor type keyboard A according to another embodiment of the present invention, and the input key image display panel 1 (liquid crystal) described above. (Display method, CRT display method), the touch sensor panel 2 and the optical deflecting plate 3 are stacked and arranged in this order on the surface, and the surface of the optical deflecting plate 3 has a convex or concave shape that can be tactilely identified on the surface. Identification sheet 6 provided with pattern 7
Are stacked and arranged corresponding to each input key image of the input key image display panel 1.

In the present invention, FIGS.
As shown in (b), a view restriction function provided with a keyboard A as an input key image display panel 11 also serving as a touch sensor panel of a membrane switch (push sensor) type in which input key images are arranged and displayed on the surface by printing or the like. A flexible optical deflecting plate 3 for visually restricting the appearance of the input keys may be superimposed on the membrane switch type input key image display panel 11, 3 is provided with a convex or concave pattern 7 that can be tactilely identified corresponding to each input key image on the input key image display panel 11.

The input key image display panel 11 of the membrane switch type is, for example, shown in FIG.
As shown in FIGS. 2A to 2B, the electrode unit 1 is formed as two superposed electrode plates facing each other of the membrane switch.
Rigid (hard) electrode plate 11a with 1d
And a push sensor plate 11b made of a flexible plastic film and provided with an electrode portion 11e is opposed to the push sensor plate 11b via a spacer 11c for forming a gap therebetween. In the key image, the input key image layer 11f is arranged and displayed on the surface of the push sensor plate 11b of the input key image display panel 11 as the key image display surface 4 by printing or the like.

In the input key image display panel 11 of the membrane switch type, the opposing electrode plate 1
1a, push sensor plate 11b, electrode section 11
d and 11e may be a transparent plate or a transparent electrode, and the input keys may be printed as the key image display surface 4 on either the front surface or the back surface of the touch sensor plate 11b of the key image display panel 11. Good.

As shown in FIGS. 5 (a) and 5 (b), when a party who inputs data (such as a card user) presses an input key on the flexible optical deflection plate 3 with a finger, a push sensor is used. Electrode part 11 of plate 11b
e contacts the lower opposing electrode portion 11d and conducts, the key is recognized, a data signal corresponding to the key is transmitted to the computer, and it is determined whether the password is correct, for example. .

FIGS. 6 (a) and 6 (b) show another embodiment of the keyboard A of the membrane switch type (push sensor type) of the present invention, in which an input key image also serves as the touch sensor panel. A flexible optical deflecting plate 3 for visually restricting the appearance of input keys is superimposed on the display panel 11, and a convex or concave shape that can be tactilely identified on the surface of the optical deflecting plate 3 is provided. Input key image display panel 1 with identification sheet 6 provided with pattern 7
1 are arranged in a stacked manner corresponding to each input key image.

FIG. 7 is a perspective view illustrating an example of a keyboard A in a data input keyboard with a view restriction function according to the present invention, and FIG. 8 is a side sectional view illustrating an example of an optical deflection plate 3 used in the keyboard A. The optical deflector 3 has
In particular, the viewing angle θ (W) in the width direction W (the width direction of the touch sensor type keyboard A as a data input device) is restricted.

In order to prevent the view in the width direction W of the ideal optical deflection plate 3 in the present invention, at least the view angle θ (W) in the width direction W of the deflection plate 3 is θ (W) = 1 ° to 5 ° or a value close thereto, and a very narrow viewing angle θ (H) in a vertical direction H (vertical direction of the keyboard A) orthogonal to the width direction W. Angle, θ (W) ≪θ (H).

However, as a practical optical deflection plate 3 in the present invention, the viewing angle θ (W) in the width direction W is 1 ° to 5 ° ≦ θ (W) ≦ 90 °. The optical deflecting plate 3 having a narrow viewing angle with a viewing angle directivity) can be employed, and the relationship with the viewing angle θ (H) in the vertical direction H orthogonal to the width direction W is θ (W) ≦ θ ( H) can be employed, and in the present invention,
As long as the viewing angles θ (W) and θ (H) are provided, any structure of the optical deflection plate 3 can be adopted.

In the present invention, good results were obtained when the optical deflector 3 having a viewing angle θ (W) in the width direction W in the range of 60 ° to 90 ° was used. Further, as the optical deflecting plate 3, for example, a visual field limiting film such as a light control film (manufactured by Sumitomo 3M Limited) can be used.

The keyboard A body surface (liquid crystal display surface) of the keyboard A by a third party from a viewing angle direction within the viewing angle θ (H) in the vertical direction H of the optical deflection plate 3 directly in front of the data input party. To regulate peeping, as shown in FIG.
It is possible to attach a cover body 5 that blocks the line of sight to the front (upper side) of the keyboard A main body so that the input key image display surface 4 of the keyboard A main body cannot be seen from the direction of the viewing angle in front of the data input party.

The optical deflecting plate 3 has, for example, a backlight (for example, a parallel white light source, a uniformly diffused white light source, or a surface light source) disposed behind the optical deflecting plate 3. The luminance of the plate 3 is as shown in FIG.
It is bright when viewed from the front viewing angle direction (O direction) that is perpendicular to the surface of the deflecting plate 3 (for example, the surface at the center), and the width direction W with respect to the front viewing angle direction (O direction).
It becomes dark when viewed from the viewing angle direction (O (L) direction, O (R) direction) of the (oblique left / right direction), that is, the oblique direction of the deflection plate 3.

It is desirable that the brightness change of the deflecting plate 3 be as sharp as possible. However, the brightness of the deflecting plate 3 is reduced to half the value of the brightness in the viewing angle direction (O direction) of the front surface of the deflecting plate 3. It may be a continuous change having a certain viewing angle (half-value angle).

FIGS. 9A and 9B show a liquid crystal display system and C
Various examples of the arrangement of each input key displayed on the key display section 4 of the keyboard A by the RT display method or the membrane switch are shown, for example, keys of numbers 0 to 9, withdrawal, deposit, transfer, correction, and the like. , A key pattern such as cancellation, confirmation, etc., and a convex or concave pattern 7 that can be tactilely identified is provided in correspondence with each input key name displayed on the key display section 4.

[0044]

According to the present invention, a keyboard for data input with a visual field restriction function is provided on the surface of a keyboard of a touch sensor type of a liquid crystal display type or a CRT display type in which input keys are arranged and displayed or a keyboard of a membrane switch type. The keyboard is provided with a convex pattern or a concave pattern that can identify the name of each key of the keyboard by tactile sense, and the keyboard is provided with an optical deflection plate for regulating the visual field. When the input party (user) inputs data such as a password to the data processing device, the input operation can be performed without the third party peeping at the key selected on the panel. It becomes possible.

As described above, the keyboard for data input with a visual field restriction function of the present invention can be used in supermarkets, department stores,
When inputting various data such as security data such as personal identification numbers to credit card, membership card, or data input / output processing device for cash card installed in boutiques or banks, People who are blind can select and enter keys by themselves, and input can be performed without being detected by a third party. It is effective.

[Brief description of the drawings]

FIGS. 1A and 1B are side sectional views showing an outline of a data input keyboard with a view restriction function of the present invention.

FIGS. 2A and 2B are side sectional views showing an outline of a data input keyboard with a view restriction function of the present invention.

FIGS. 3A and 3B are side sectional views showing an outline of a data input keyboard with a view restriction function of the present invention.

4A and 4B are side sectional views showing an outline of a data input keyboard with a view restriction function according to the present invention.

5A and 5B are side sectional views showing an outline of a data input keyboard with a view restriction function according to the present invention.

FIGS. 6A and 6B are side sectional views showing an outline of a data input keyboard with a view restriction function of the present invention.

FIG. 7 is a perspective view illustrating another example of the data input keyboard with a visual field restriction function according to another embodiment of the present invention.

FIG. 8 is a side sectional view illustrating an optical deflection plate in the data input keyboard with a view restriction function of the present invention.

FIGS. 9A and 9B are plan views illustrating various examples of a key arrangement of a data input keyboard with a visual field restriction function according to the present invention.

FIG. 10 is a block diagram of a data input processing device to which a data input keyboard with a view restriction function according to the present invention is connected.

[Explanation of symbols]

A: Keyboard B: Data processing control unit C: Sound generation unit 1: Input key image display panel of liquid crystal display or CRT display method 1a: Electrode substrate 1b: Electrode plate 1f: Liquid crystal 2: Touch sensor panel 3: Optical deflection plate 4 ... input key image display surface 5 ... shielding cover 6 ... tactile identification sheet 7 ... convex pattern or concave pattern 11 ... membrane switch type input key image display panel

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification code FI Theme coat ゛ (Reference) G06F 3/03 310 G06F 3/03 380D 5E501 380 3/033 360C 360A 3/033 360 360P G07D 9/00 421 461Z G07D 9/00 421 G07G 1/00 311B 461 311A G07G 1/00 311 G06F 3/023 310L F-term (reference) 3E040 DA01 FH04 3E042 BA02 DA10 5B020 AA01 AA15 CC06 CC12 DD02 DD23A30AA FF30A BE08 CC06 CD01 CD06 5B087 AA00 AE00 CC12 CC15 CC26 DD02 DE02 5E501 AA09 AC37 AC42 BA11 BA20 CA04 CB05 EA13 EB05 FA14 FA42

Claims (9)

[Claims] 1. A touch sensor type keyboard for data input in which a plurality of input keys for inputting data such as a personal identification number to a data processing device are arranged and displayed on a display screen as an electronic image in a plane. An optical deflector that covers the input key image arranged and displayed on the display screen of the keyboard and visually restricts the appearance of the input key image; and a touch sensor panel disposed on the optical deflector, A data input keyboard with a view restriction function, wherein a convex or concave pattern for identifying and displaying the input key image name is provided on the surface of the sensor panel in correspondence with the input key image position. 2. A touch-sensitive keyboard for data input, in which a plurality of input keys for inputting data such as a password to a data processing device are arranged and displayed on a display screen as an electronic image in a plane. An optical deflector that covers an input key image arranged and displayed on a display screen of a keyboard and visually restricts the appearance of the input key image; a touch sensor panel on the optical deflector; and the touch sensor panel A tactile identification sheet on which a convex or concave pattern for identifying and displaying the input key image name is provided corresponding to the input key image position, for data input with a view restriction function, keyboard. 3. A touch sensor type keyboard for data input in which a plurality of input keys for inputting data such as a password to a data processing device are arranged and displayed on a display screen as an electronic image in a plane. A touch sensor panel covering the input key image arranged and displayed on the display screen of the keyboard, and an optical deflecting plate for visually regulating the appearance of the input key image on the touch sensor panel; A data input keyboard with a view restriction function, wherein a convex or concave pattern for identifying and displaying the input key image name is provided on the surface of the deflection plate in correspondence with the position of the input key image. 4. A touch sensor type keyboard for data input in which a plurality of input keys for inputting data such as a personal identification number to a data processing device are arranged and displayed on a display screen as an electronic image in a plane. A touch sensor panel covering an input key image arranged and displayed on a display screen of a keyboard, an optical deflecting plate for visually regulating the appearance of the input key image on the touch sensor panel, and the optical deflecting plate A tactile identification sheet on which a convex or concave pattern for identifying and displaying the input key image name is provided corresponding to the input key image position, for data input with a view restriction function, keyboard. 5. The data input keyboard with a view restriction function according to claim 1, wherein the display screen on which the input key images of the keyboard are arranged and displayed is a display screen of a liquid crystal display system. 6. The data input keyboard with a view restriction function according to claim 1, wherein the display screen on which the input key images of the keyboard are arranged and displayed is a CRT display type display screen. 7. A membrane switch type keyboard for data input in which a plurality of input keys for inputting data such as a personal identification number or the like to a data processing device are arranged and displayed as a printed image in a plane. An optical deflecting plate is disposed over the input key image to visually restrict the appearance of the input key image, and a convex or concave shape for identifying and displaying the input key image name is provided on the surface of the optical deflecting plate. A data input keyboard with a view restriction function, wherein a shape pattern is provided corresponding to the input key image position. 8. A membrane switch type keyboard for data input in which a plurality of input keys for inputting data such as a password to a data processing device are arranged and displayed as a printed image in a plane. An optical deflecting plate that covers the input key image, and visually restricts the appearance of the input key image, and a convex or concave pattern for identifying and displaying the input key image name on the optical deflecting plate is the optical deflecting plate. A data input keyboard with a view restriction function, wherein a tactile identification sheet provided corresponding to an input key image position is arranged. 9. The data input device with a view restriction function according to claim 1, wherein the optical deflector has a view angle of 60 ° to 90 ° with respect to the width direction of the keyboard. keyboard.