KR102332178B1 - Time shortening keyboard system for disabled person and methods for use - Google Patents

Abstract

a keypad unit for inputting Korean consonants and vowels using nine key buttons; a display unit wirelessly connected to the press keypad unit to display Braille corresponding to the inputted Hangul; It provides a shortcut keyboard system for the disabled including; a sound output unit for outputting a sound assigned to each key button at the same time as the operation of the key button.

Description

Short-cut keyboard system for the disabled and method of using the same

The present invention relates to a keyboard as a text input means and a display device as an output means for the keyboard, particularly to a shortcut keyboard system for the physically handicapped and a method of using the same.

A typical device for inputting characters such as Hangul is a keyboard. However, the general type of keyboard is composed of 108 keys, and it is complicated and complicated such as 1) character input key, 2) function key for shortcut execution of special computer function, 3) direction key to move the cursor position up, down, left and right. Contains many keys. As a result, not only the elderly but also the disabled may feel pressure to operate the existing keyboard, and may have a fear of erroneous operation.

In recognition of this, although a number of dedicated keyboards developed for the disabled have been released recently, there are still many similarities to the conventional keyboard in terms of its shape. As a result, in order to input a character, movement around the user's hand is required. This limits the use of the keyboard to users with physical disabilities, including the disabled.

In addition, the conventional text input method using a smart phone was made through a separate keyboard app, such as Cheonjiin and QWERTY. However, the keyboard composed of 16 keys used in such a keyboard app was still inconvenient for the disabled to use.

Republic of Korea Patent No. 10-1774707 (Registered on August 29, 2017) Republic of Korea Patent Publication No. 10-2005-0089356 (published on Aug. 2005) Republic of Korea Patent Publication No. 10-2011-0103540 (published on September 21, 2011)

An embodiment of the present invention has been devised to solve the above problems, and an object of the present invention is to provide a shortcut keyboard system that can be conveniently used by the visually impaired, the elderly who cannot see the keyboard, and the physically handicapped.

In addition, by minimizing the number of key buttons, the range of movement for typing is reduced, and at the same time, it is intended to provide convenience of character input. In addition to a separate dedicated keyboard device, it is intended to provide a shortcut keyboard using a smart device possessed by an individual. In addition, input characters are visually output so that a third party can recognize them.

In an embodiment of the present invention, in order to solve the above problems, a press keypad unit for inputting consonants and vowels of Hangul by using nine key buttons; a display unit wirelessly connected to the press keypad unit to display Braille corresponding to the inputted Hangul; It provides a shortcut keyboard system for the disabled including; a sound output unit for outputting a sound assigned to each key button at the same time as the operation of the key button.

The key buttons are arranged in a square keyboard of 3 rows and 3 columns, and 1) of the key buttons 5 character key buttons forming consonants and vowels are located at the cross (+) position formed by crossing the entire 2nd row and 2nd column. 2) Four function key buttons for processing the characters formed by the character key buttons may be disposed at the remaining positions.

Consonants are formed by combining the pressing order of the letter key buttons arranged in 1st row 2 columns, 2nd row 1 column, 2nd row 3 columns, and 3rd row 2 columns, and vowels are formed by combining the pressing order of all the letter key buttons. desirable.

It is installed in software on the user's smart device, consists of nine touch-type key buttons, and is wirelessly connected to the display unit, and a touch keypad unit that forms Hangul selectively or in parallel with the press keypad unit; further includes can do.

In the touch keypad unit, the touch-type key buttons are arranged in a square keyboard of 3 rows and 3 columns, and 1) of the touch-type key buttons are formed by crossing the 2nd row and the 2nd column at a cross (+) position, which forms a consonant and a vowel. A touch-type character key button is disposed, and 2) four touch-type function key buttons for processing characters formed by the touch-type character key button may be disposed in the remaining positions.

A method of using a shortcut keyboard system for the disabled, the method comprising: a first step of selecting one of the press keypad unit and the touch keypad unit; a second step of forming a consonant or vowel intended by the user by sequentially pressing the key button or the touch-type key button in a preset combination in a preset order; a third step of outputting a unique sound corresponding to the key button or the touch-type key button with a slight time difference from the pressing in the second step; and a fourth step of displaying characters corresponding to consonants or vowels in Braille or Korean using a display unit; provides a method of using a shortcut keyboard system for the disabled, including.

The first step is to convert any one of the selected states from the standby state to the input enabled state, when the touch keypad unit is selected, after executing the dedicated application installed on the smart device, attaching to identify nine touch-type key buttons Step 1-1 attaching each type part on the liquid crystal; and when the press keypad unit is selected, the first and second steps of changing the power switch of the press keypad unit to On and wirelessly connecting to the display unit.

According to the problem solving means of the present invention as described above, various effects including the following items can be expected. However, the present invention is not established only when exhibiting all of the following effects.

The shortcut keyboard system for the disabled according to an embodiment of the present invention provides a shortcut keyboard system in which the visually impaired, the elderly who cannot see the keyboard, and the physically handicapped can conveniently use the keyboard.

Also, in addition to a separate dedicated keyboard device, a shortcut keyboard may be provided using a smart device possessed by an individual. In addition, input characters may be visually output to be recognized by a third party or the like.

1 is a schematic configuration diagram of a shortcut keyboard system for the disabled according to an embodiment of the present invention.
FIG. 2 is a view showing a keyboard arrangement for the push keypad unit of FIG. 1; FIG.
3 is a diagram illustrating the keyboard arrangement of FIG. 2 divided into two groups;
4A to 4C are diagrams illustrating examples of forming consonants and vowels using the keyboard arrangement of FIG. 2;
5 is a flowchart of a method of using a shortcut keyboard system for the disabled according to an embodiment of the present invention.

Hereinafter, in the description of the present invention, when it is determined that the subject matter of the present invention may be unnecessarily obscured as it is obvious to those skilled in the art with respect to related known functions, the detailed description thereof will be omitted. The terminology used in the present application is only used to describe specific embodiments and is not intended to limit the present invention. The singular expression includes the plural expression unless the context clearly dictates otherwise.

In the present application, terms such as “comprise” or “have” are intended to designate that a feature, number, step, operation, component, part, or combination thereof described in the specification exists, but one or more other features It should be understood that this does not preclude the existence or addition of numbers, steps, operations, components, parts, or combinations thereof.

Hereinafter, specific embodiments of the present invention will be described in detail with reference to the drawings.

1 is a schematic configuration diagram of a shortcut keyboard system for the disabled according to an embodiment of the present invention, FIG. 2 is a diagram showing the keyboard arrangement of the press keypad unit of FIG. 1, and FIG. 3 is the keyboard arrangement of FIG. It is a diagram divided into two groups, and FIGS. 4A to 4C are diagrams showing examples of forming consonants and vowels using the keyboard arrangement of FIG. 2 .

The shortcut keyboard system for the disabled according to an embodiment of the present invention may include a press keypad unit 100 , a display unit 200 , a sound output unit 300 , a touch keypad unit 400 , and the like. Here, the above-described components may be in the form of parts electrically connected within the system, or alternatively, may be independent individual devices electrically connected. In particular, the shortcut keyboard system was developed for a user who has difficulty in typing through a conventional keyboard due to a physical disability.

The press keypad unit 100 may input consonants and vowels of Hangul by using nine key buttons. That is, the press keypad unit 100 according to an embodiment significantly reduces the number of key buttons, unlike the conventional keyboard, and at the same time also reduces the physical area in which the key buttons are arranged. As a result, movements of the wrist and fingers for typing are also minimized. At the same time, it became possible to type quickly and accurately with only one hand. Here, the nine key buttons are arranged in a square keyboard of three rows and three columns in a planar arrangement. However, this is only an embodiment, and the arrangement of the nine key buttons may be variously modified in a three-dimensional space. On the other hand, the press keypad unit 100 is a body part made of a synthetic resin material on which the key buttons are seated and arranged, a power switch formed on either side of the body part to change the power state of the press keypad part 100 to On/Off, external It may further include a communication unit and the like connected to the device to enable communication. The communication unit may transmit the input text to the display unit 200 using, for example, short-range wireless communication such as Wi-Fi or Bluetooth.

When the nine key buttons have a three-row, three-column rectangular keyboard, the nine key buttons may be composed of two groups divided into a character key button 120 and a function key button 140 . First, the character key button 120 is composed of five key buttons, through which it is possible to form the consonants and vowels of Hangul. These character key buttons 120 are disposed at a cross (+) position formed by crossing the entire 2nd row and 2nd column. That is, the five character key buttons 120 are set at the positions of the cross (+) characters adjacent to each other. As a result, the user can type more smoothly using the middle finger as the main finger pressing the character key button 120, and the index finger and ring finger as an auxiliary.

The function key button 140 is composed of four key buttons, and processes the characters formed by the character key button 120 . The function key buttons 140 are respectively disposed at positions other than the arrangement positions of the character key buttons 120 . That is, the function key button 140 may be disposed at each corner position in the square keyboard.

The press keypad unit 100 according to an embodiment is mainly used to input Hangul. Hangul consists of consonants + vowels or consonants + vowels + consonants. Consonants include double consonants. On the other hand, in the press keypad unit 100 according to an embodiment, the consonants are the order of pressing the character key button 120 disposed in 1st row 2 columns, 2nd row 1st column, 2nd row 3rd column, and 3rd row 2nd column on a square keyboard. The combination is formed, and the vowel is formed by combining the pressing order of all the character key buttons 120 on the square keyboard.

Numbers 1 to 5 may be displayed on the upper surface of the character key button 120 according to an embodiment. In addition, special characters such as &, $, *, and # may be displayed on the upper surface of the function key button 140 . In addition, protrusions having different shapes are formed on the upper surface of the key button, so that the visually impaired can distinguish the key button.

A method of forming consonants using the numbers displayed on the character key button 120 will be described. a=15, b=43, c=143, d=1543, k=4153, f=4513, g=145, o=1435, i=453, c=14533, k=154, t=1453, p= As in 1443, ㅎ = 11453, it can be formed by combining the pressing order of each character key button 120 except for the key button in 2nd row and 2nd column. That is, the letter 'a' is formed by pressing the button marked with the number 1 and then pressing the button marked with the number 5 immediately. In the case of consonants, consider the shape of each consonant and the order in which the strokes of each consonant are written. However, in forming consonants, the key button of 2nd row and 2nd column arranged in the center is excluded. On the other hand, in the case of diconsonants, for example, a method of designating ㄲ=1515 may be used. That is, when forming a terminal sound, a method of repeating the generated pressing once more may be adopted.

On the other hand, in the case of vowels, α=42, ㅐ=425, ㅑ=422, ㅒ=4225, ㅓ=25, ㅔ=255, ㅕ=225, ㅖ=2255, ㅗ=23, ㅘ=2342, ㅙ=23425, Like ㅚ=235, ㅛ=223, TT=12, ㅝ=1225, ㅞ=12255, ㅟ=125, ㅠ=122, ㅡ=3, ㅢ=35, l=5, pressing all the character key buttons 120 It can be formed by combining the order. That is, the letter 'a' is formed by pressing the button marked with the number 4 and then pressing the button marked with the number 2 immediately.

Next, each of the four function key buttons 140 will be described. However, each function is only an example. 1) The function key button 140 functions to instruct the character formed using the character key button 120 to be output through the display unit 200 . Through this, it is possible to visually recognize a character formed by a third party or the like. Meanwhile, characters may be output in units of consonants or vowels. For example, when 'a' is formed, it can be output through the display unit 200 by pressing the function key button 140 .

In addition, 2) the function key button 140 functions to inform that the formation of the previous character is finished in order to newly form the next character (consonant or vowel) when any one character (consonant or vowel) is formed. 3) The function key button 140 functions to delete already formed characters (consonants or vowels) in units of strokes or characters. 4) The function key button 140 functions to delete all the characters already output through the display unit 200 at once.

The display unit 200 is wirelessly connected to the press keypad unit 100 and displays Braille corresponding to input characters (Hangul). The display unit 200 includes, for example, an output means using a light emitting device such as an LED. Meanwhile, the display unit 200 may further include a communication unit that is connected to an external device such as the press keypad unit 100 to enable communication. The communication unit refers to short-range wireless communication such as Wi-Fi and Bluetooth as described above. Meanwhile, the display unit 200 may display Korean characters input through the braille or press keypad unit 100 . In addition, the display unit 200 may display not only Braille, but also Hangul inputted through the press keypad unit 100 .

The sound output unit 300 outputs a sound assigned to each key button simultaneously with the operation of the key button. The sound output unit 300 is electrically connected to the press keypad unit 100 in a wired or wireless manner. As a result, the user can hear a unique sound given to each key button and accurately recognize which key button is pressed.

The shortcut keyboard system for the disabled according to an embodiment may further include a touch keypad unit 400 . The touch keypad unit 400 is software installed on the user's smart device, and consists of nine touch-type key buttons. In addition, the touch keypad unit 400 is wirelessly connected to the display unit 200 , and may form Hangul characters selectively or in parallel with the press keypad unit 100 . Here, the smart device is exemplified by a smart phone, but is not necessarily limited thereto, and includes a PDA having a communication function, a notebook computer, and the like. On the other hand, the touch keypad unit 400 may be implemented through a dedicated application installed on the smart device. That is, even if there is no input device called the above-described press keypad unit 100, the user can input Hangul using the smart device.

The touch-type key button according to an embodiment is arranged in a square keyboard of 3 rows and 3 columns. On the other hand, among the touch-type key buttons, 1) five touch-type character key buttons forming consonants and vowels are disposed at the cross (+) position formed by crossing the second row and the second column, and 2) the touch-type character key at the remaining positions. Four touch-type function key buttons for processing characters formed by the buttons are arranged. That is, the touch-type key buttons may be arranged in the same manner as the key buttons of the press keypad unit 100 described above. Accordingly, the description of the touch-type key button is the same as that of the above-described key button, and a detailed description thereof will be omitted.

In addition, the touch keypad unit 400 may further include an identification unit capable of identifying the touch type key button by the user's tactile sense when attached to the liquid crystal of the smart device. The identification unit is formed in a detachable type and identifies nine touch-type key buttons. On the other hand, when the identification unit is attached, the smart device recognizes it and can press the touch-type key button only by touching the identification unit.

The method of using the shortcut keyboard system for the disabled according to an embodiment includes first to fourth steps. 4 is a flowchart illustrating a method of using a shortcut keyboard system for the disabled according to an embodiment of the present invention.

First, the first step is a step of selecting any one of the press keypad unit 100 and the touch keypad unit 400 . Users can choose a device that is convenient for them. However, the first step further includes a subsequent step for converting any one selected state from the standby state to the input enabled state after selection. For example, when the touch keypad unit 400 is selected, after executing a dedicated application installed on the smart device, the step 1-1 may include attaching an identification unit for identifying nine touch-type key buttons on the liquid crystal. Also, when the press keypad unit 100 is selected, the first step may include steps 1-2 of changing the power switch of the press keypad unit 100 to On and wirelessly connecting to the display unit 200 .

Next, the second step is a step of forming a consonant or vowel intended by the user by sequentially pressing a key button or a touch-type key button in which nine key buttons are arranged in a rectangular keyboard of 3 rows and 3 columns in a preset order. As described above, the user can form a character by using, in particular, five key buttons or touch-type key buttons arranged in a cross (+) shape among three rows and three columns of a square keyboard. However, the processing of the formed characters is made through four function key buttons 140 or four touch-type function key buttons.

The third step is a step of outputting a unique sound corresponding to the key button or the touch-type key button with a slight time difference from the pressing in the second step. To this end, the press keypad unit 100 is electrically connected to the sound output unit 300 for outputting sound. Meanwhile, the touch keypad unit 400 may output a sound through a speaker included in the smart device.

The fourth step is a step of displaying characters corresponding to consonants or vowels in Braille or Korean using the display unit 200 . However, the user must perform the operation of pressing the function key button 140 or the touch-type function key button described above for display through the display unit 200 .

In the above, preferred embodiments of the present invention have been exemplarily described, but the scope of the present invention is not limited to such specific embodiments, and can be appropriately changed within the scope described in the claims.

100: press keypad unit 200: display unit
300: sound output unit 400: touch keypad unit
120: character key button 140: function key button

Claims (7)

a keypad unit for inputting Korean consonants and vowels using nine key buttons;
a display unit wirelessly connected to the press keypad unit to display Braille corresponding to the inputted Hangul; and
and a sound output unit for outputting a sound assigned to each key button simultaneously with the operation of the key button; and
In the press keypad unit,
The key buttons are arranged in a square keyboard of 3 rows and 3 columns,
Among the key buttons, 1) 5 letter key buttons forming consonants and vowels are arranged at a cross (+) position formed by crossing the entire 2nd row and 2nd column, 2) At the remaining positions, by the letter key button Four function key buttons for processing the formed characters are arranged,
Consonants are formed by combining the pressing order of the letter key buttons disposed in 1st row 2 columns, 2nd row 1 column, 2nd row 3 columns, and 3rd row 2 columns, and vowels are formed by combining the pressing order of all the letter key buttons, The double consonant is formed by repeating the pressing that is generated when forming a single consonant,
The first function key button functions to instruct a character formed using the character key button to be output through the display unit, and the second function key button serves to instruct the next character (consonant) when any one character (consonant or vowel) is formed. or vowel) has a function of notifying that the formation of a previous character has been completed, and the third function key button functions to delete already formed characters (consonants or vowels) in stroke units or character units, and a fourth function The key button has the function of deleting all the characters already printed through the display unit at once.
A touch keypad unit installed in software on the user's smart device, consisting of nine touch-type key buttons, wirelessly connected to the display unit to form Hangul selectively or in parallel with the press keypad unit, and the touch-type key It identifies the button and further includes an identification unit recognized by the smart device when it is attached to the liquid crystal of the smart device,
In the touch keypad unit, the touch-type key buttons are arranged in a square keyboard of 3 rows and 3 columns,
Among the touch-type key buttons, 1) five touch-type letter key buttons forming consonants and vowels are disposed at a cross (+) position formed by crossing the second row and the second column, and 2) the touch-type letter key at the remaining positions. Four touch-type function key buttons that process the characters formed by the button are arranged,
When the identification unit is attached to the liquid crystal of the smart device, the touch type key button is identified by the user's touch, and when the identification unit is attached, the touch type key button can be pressed only by touching the identification unit for the disabled. Shortcut keyboard system.
delete delete delete delete As a method of using the shortcut keyboard system for the disabled according to claim 1,
a first step of selecting any one of the press keypad unit and the touch keypad unit;
a second step of forming consonants or vowels intended by the user by sequentially pressing the key buttons or the touch-type key buttons in which nine key buttons are arranged in a rectangular keyboard of 3 rows and 3 columns;
a third step of outputting a unique sound corresponding to the key button or the touch-type key button with a slight time difference from the pressing in the second step; and
A method of using a shortcut keyboard system for the disabled, including; a fourth step of displaying characters corresponding to consonants or vowels in Braille or Korean using a display unit.
The method of claim 6, wherein the first step is to convert any one selected state from a standby state to an input enabled state;
When the touch keypad unit is selected, after executing a dedicated application installed on the smart device, a step 1-1 of attaching an identification unit for identifying nine touch-type key buttons on the liquid crystal; and
and a first-2 step of changing the power switch of the press keypad unit to On and wirelessly connecting to the display unit when the press keypad unit is selected.

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