KR100340789B1 - keypad arrangement structure for a letter input - Google Patents

Abstract

The present invention relates to a keypad array structure for text input on a telephone. In detail, the arrangement of the keyboard keys according to the letters of the Hangul vowels makes it easier to input the completed characters and to reduce the number of key presses. will be.

In the conventional keypad arrangement for inputting Hangul, the arrangement of the vowel keys is not arranged in a shape that can be easily recognized by the user, making it difficult to identify the vowel keys. On the keypad of the present invention, 'ㅗ, ㅛ' is placed on the second vowel keyboard key of the second row on the keypad of the present invention, and the first vowel keyboard of the third row is added. 'ㅓ, ㅕ' on the key, 'ㅣ, ㅡ, ㅢ' on the second vowel key, and 'ㅓ, ㅕ' on the second vowel key on the second vowel key on column 4, the vowel key on the 'TT, ㅠ' is located. By arranging the keyboard keys of the five vowels in a crisscross shape (+), while inputting a vowel required by the user when inputting a sentence using the keypad, while recognizing the shape of the input vowel, Character key It presents a keypad arrangement structure.

Description

Keypad arrangement structure for a letter input}

The present invention relates to a keypad array structure for inputting characters on a telephone. Specifically, the arrangement of keyboard keys is arranged in accordance with the shape of a Korean vowel, thereby facilitating input of completed characters, and together with the key press. The present invention relates to a keypad array structure for text input on a telephone, which can be reduced in number.

Recently, with the rapid increase in the number of users using mobile communication, the personal digital communication device (PDA), which is one of the means of using the mobile communication, has also entered the trend of miniaturization and light weight in accordance with the user's convenience. In addition, various additional services such as e-mail, securities / finance, games, URL search, etc., which were previously provided using a computer, which is a wired data communication service, can be provided through a personal mobile communication device, which is a wireless data communication service. It is a trend that is being developed to be provided.

In order to use the above additional services smoothly, the keyboard provided in the personal mobile communication device is arranged to be easily recognized by the user.

1 and 2 relates to a keypad arrangement for text input on the conventional telephone.

Looking at the keypad arrangement structure of the species shown in Figure 1, the remaining 10 keyboard keys except for the '*' key and the '#' key, which are located in the first keyboard key and the third keyboard key of the fourth column of the keypad, respectively. 14 consonants and 14 vowels arranged

In the arrangement method of consonants and vowels arranged on the keypad, the consonants are two consonants consecutively from the first keyboard key in the first column of the top row to the first key in the second column from the second key in the second column. The consonants are arranged one by one, and the 'ㅋ ～ ㅎ' consonants are arranged by attaching one consonant from the second keyboard key of the first column to the second keyboard key of the second column.

Here, if the user needs input of 'ㅋ' character among 'c, ㄹ, ㅋ' letters arranged in the second keyboard key of the first column of the first column, the user presses the second keyboard key of the first column three times in succession, It is configured such that the letter 'is displayed on the liquid crystal display unit 7.

For example, in order to input a double consonant, in the case of 'ㄲ', when the first key of the first column of the above is continuously pressed, it is configured to be displayed in the order of 'B', → 'B', → 'ㄲ'. The rest of the consonants other than 'ㄲ' are also configured to be displayed in the same way.

In addition, among Korean keypad arrangement structures, the vowels are ㅏ, ㅑ '' ㅓ, ㅕ '' ㅗ, ㅛ '' TT as shown in the polygon 1 shown by the solid line in FIG. Similarly pronounced vowels are arranged consecutively up to the third keyboard key of the third column, and the vowels of 'ㅐ' '' '' 'are arranged from the third keyboard key of the second column to the third column of the third column. The keyboard keys are arranged one by one more. Also, the 'ㅣ, ㅖ' collection is arranged on the second keyboard key in the fourth column.

As described above, when the letter “I will go to school” is input using the keyboard layout shown in FIG. 1, it is shown in Table 1 below.

crane ㅎ (3) + ㅏ (1) + ((1) Five ㅇ (2) + ㅗ (2) School A (1) + ㅛ (3) Okay A (1) + ㅔ (2) + ㅆ (4) on ㅇ (2) + ㅔ (2) Wet ㅅ (1) + ㅡ (1) + ㅂ (2) All C (1) + ㅏ (1) You ㄴ (2) + ㅣ (1) Maid ㄴ (2) + ㅕ (3) All C (1) + ㅏ (1)

The number shown in () in Table 1 above is the number of times the keyboard key is pressed, and a total of 40 key inputs are required.

FIG. 2 shows that the vowel key arrangement of the vowels is arranged with fourteen vowels on five keyboard keys, as shown in the polygon 1 indicated by the solid line of FIG. 1. As shown in the displayed rectangle (2), it is arranged with only three keyboard keys of 'ㅣ', '·', '-' (hereafter referred to as Cheonjiin), and all three vowel keys can be used to input all vowels. It is configured to be.

Also, among the arrangement method of Hangul, consonants are irregularly arranged with two consonants except 'ㅇ, ㅁ' from the first keyboard key in the second column to the third keyboard key in the third column. 'ㅇ, ㅁ' is configured to be arranged.

As described above, when the letter “I will go to school” is input using the keyboard layout shown in FIG. 2, it is shown in Table 2 below.

crane ㅎ (2) + ㅏ (2) + ((1) Five ㅇ (1) + ㅗ (2) School A (1) + ㅛ (3) Okay A (1) + ㅔ (3) + ㅆ (3) on ㅇ (1) + ㅔ (3) Wet ㅅ (1) + ㅡ (1) + ㅂ (1) All C (1) + ㅏ (2) You ㄴ (1) + ㅣ (1) Maid ㄴ (1) + ㅕ (3) All C (1) + ㅏ (2)

The number shown in () in Table 2 is the number of times the keyboard key is pressed, and a total of 38 key inputs are required.

However, in the keypad arrangement for text input on the conventional telephone, as shown in the polygon (1) indicated by the solid line of FIG. 1, the vowel sounds similar vowels such as 'ㅏ, ㅑ', 'ㅓ, ㅕ', etc. However, since the keyboard keys are continuously arranged and not arranged in a easily recognizable shape, there is a problem in that the keyboard keys are difficult to identify when the keys are input.

In addition, a vowel such as 'ㅐ' 'ㅔ' 'ㅡ' 'ㅒ' and the like is further attached to the vowel keyboard key, and thus there is a problem in that a number of key inputs are required in selecting a vowel keyboard key required by the user.

In addition, as shown in Figure 2, when using the Cheonjiin character input, the vowel can be input with three keyboard keys 'ㅣ', '·', 'ㅡ' as follows, the identification of the vowel keyboard key is improved However, the number of key inputs is large, and when the Korean sentence is input in a text message serviced on a mobile phone, there is a problem that the number of key inputs is large even when the character is input using the Cheonjiin.

The present invention is to solve the problems of the prior art, an object of the present invention, when the user needs to input the 'ㅏ' or 'ㅑ' of the vowel, the top of the keypad in the vowel arrangement of the keypad of the present invention By pressing the third keyboard key of the third column with the second keyboard key of the third column as the center of the cross shape, the user can easily recognize the 'ㅏ' shape and press the keyboard key.

Another object of the present invention is to input the Hangul sentence on the mobile phone, by arranging two vowels on the vowel keyboard keys except the second keyboard key in the third column of the vowel keyboard arrangement, the number of times to press the keyboard key It is to provide a function to minimize.

As a technical idea for achieving the present invention,

Place '키패드, ㅛ' on the second vowel keyboard key of the second column on the keypad of the present invention, 'ㅓ, ㅕ' on the first vowel keyboard key of the third column, 'ㅣ, ㅡ, ㅢ' on the second vowel keyboard key, and the third By placing the vowel keyboard keys of 'TT, ㅠ' in the second vowel keyboard of the fourth column of 'ㅓ, ㅕ' on the vowel keyboard key, the keyboard keys of the five vowels are arranged to be arranged in a cross shape (+), When inputting a vowel required by the user when inputting a sentence using the keypad, a keypad arrangement structure for inputting a character key while recognizing the shape of the input vowel is presented.

1 and 2 is a configuration diagram showing a keypad arrangement for text input on a conventional telephone.

3 is a block diagram showing a keypad arrangement for text input on the telephone of the present invention.

4 is a block diagram showing a system required for text input on the telephone of the present invention.

<Description of the symbols for the main parts of the drawings>

1: polygon 2: rectangle

3: crisscross type 4: key input

4 ': detail key input unit 5: decoder unit

6 microcontroller 7 liquid crystal display

Hereinafter, with reference to the accompanying drawings, the configuration and operation of the embodiment of the present invention will be described in detail.

3 is a block diagram showing a keypad arrangement for text input on the telephone of the present invention.

Referring to the keypad arrangement shown in FIG. 3, the consonants are consonant to the remaining ten keyboard keys except for the '*' and '#' keys, which are special characters located in the first and third keyboard keys of the fourth column on the keypad. Dogs and vowels are arranged.

Among the Hangul arrangements arranged on the keyboard keys, the consonants are arranged in the order of 'B', 'B' ',' '', '', '' from the first keyboard key of the first column to the third keyboard key, and the keypad. The first keyboard key and the third keyboard key of column 2 are arranged so that 'ㅅ, ㅇ' and 'ㅈ, ㅊ' are arranged.

In addition, the 'ㅋ, ㅋ, ッ, ㅎ' consonants are arranged in order by attaching one consonant to the second keyboard key, the third keyboard key, the first keyboard key of the second column, and the third keyboard key of the upper row of the keypad. .

Here, the input of the plurality of consonants and the multiple consonants is configured to be input in the same manner as the input described above in the prior art of FIG.

In the present invention, in the Hangul arrangement method, as shown in the crosshairs (3) shown by the solid line in FIG. 3, the vowel is selected by the user as' ㅏ ',' ㅓ ',' ㅗ ',' If input of 'ㅏ' or 'ㅑ' is necessary with the second keyboard key in the upper third column as the center of the crosshairs ((3)) indicated by the solid line so that it can be identified and inputted with the image of TT ', The letters '열' and 'ㅑ' are arranged in the third keyboard key of the third column, which is the right edge part from the center of the crisscross (3), so that the characters can be input by identifying them with the image of 'ㅏ' shape. Lose.

In addition, as shown in the above arrangement, when input of 'ㅓ' or '필요한' is necessary, the left edge of the center of the crisscross shape (十) (3) is inputted so that the key of the keyboard can be input by identifying the image of 'ㅓ' shape. The letters 'ㅓ, ㅕ' are arranged in an array in the first keyboard key of the third column.

So if you need to input ‘ㅗ’ or ‘ㅛ’ and ‘ㅜ’ or ‘ㅠ’, as in the above arrangement,

'ㅗ, ㅛ' letters are arranged in the first keyboard key of the second row, the upper edge part, in the center of the criss-cross (3), and the letters 'TT, ㅠ' are the second keyboard keys in the fourth row, the lower edge part. Is configured to be an array.

As described above, when the letter “I will go to school” is input using the keypad arrangement shown in FIG. 3, the following Table 3 is provided.

crane ㅎ (2) + ㅏ (1) + ((1) Five ㅇ (2) + ㅗ (1) School A (1) + ㅛ (2) Okay A (1) + ㅔ (2) + ㅆ (3) on ㅇ (2) + ㅔ (2) Wet ㅅ (1) + ㅡ (2) + ㅂ (2) All C (1) + ㅏ (1) You ㄴ (1) + ㅣ (1) Maid ㄴ (1) + ㅕ (2) All C (1) + ㅏ (1)

The number shown in () in Table 3 is the number of times the keyboard key is pressed, and a total of 34 key inputs are required.

4 is a block diagram showing a system required for text input on the telephone of the present invention.

Referring to the system shown in Fig. 4, it is composed of a key input section 4, 4a, a decoder section 5, a microcontroller section 6, and a liquid crystal display section.

The detailed key input unit 4 'is a detailed configuration diagram showing the key input unit 4 in detail. The key of the row (hereinafter referred to as R0 to R3) and the column (hereinafter referred to as C0 to C2) are described. It consists of an array.

Further, the detail key input section 4 'is configured in the same manner as the arrangement of the letters described in the keypad keys shown in FIG. For example, to input a vowel of 'ㅒ', it is configured to be keyed in the order of '(R2, C2) + (R2, C1)'.

The decoder unit 5 is configured to reduce the six input signals R0 to R3, C0 to C2 inputted from the key input unit 4 into four input signals A0 to A3, and output them.

The microcontroller 6 uses the arrangement of '(R2, C2) + (R2, C1)' transmitted from the decoder 5 to determine the points located in the array, so that the determined point is The keyboard to be instructed is determined and transmitted to the liquid crystal display unit 7 to display characters.

As described above, the present invention has an effect of facilitating identification in manipulating the keypad keys by arranging the vowel arrangement of the keyboard keys in a cross shape so that the user can easily recognize the keyboard keys.

In addition, the vowels arranged in each keyboard key are arranged to have two vowels in the remaining keyboard keys except for the second keyboard key in the third column, thereby minimizing the number of times the keyboard key is pressed in Korean input.

Claims (6)

In a keypad structure in which a plurality of columns of keyboard keys, which are positioned three by one for text input, are arranged in a telephone, 5 keyboard keys for the consonant key input, 5 keyboard keys for the vowel key input, The keypad of the telephone for text input, characterized in that the five vowel keys are arranged in a crisscross (+). The keypad of a telephone for text input according to claim 1, wherein a consonant keyboard key is positioned at an upper end of the keypad, and the cross-shaped vowel keyboard key is positioned at a lower end of the keypad. The method according to claim 1, wherein a plurality of keyboard keys composed of one set of three on the keypad, 3 consonant keyboard keys arranged in the first column from the top, Consonant keyboard keys arranged in the first and third columns of the second column, A vowel keyboard key arranged in the second column; Three vowel keyboard keys arranged in a third column, Keypad of the telephone for text input, characterized in that the second vowel keyboard keys in the fourth column. The keypad of claim 3, wherein the second vowel keypad of the second column comprises a vowel key input keyboard of “ㅗ, ㅛ”. 4. The three vowel keypads arranged in the third row ‘ㅓ, ㅕ’ arranged on the first vowel keyboard keys, ‘ㅣ, ㅡ, ㅢ’, arranged on the second vowel keyboard key, Keypad of the phone for text input, characterized in that consisting of the vowel key input keyboard of 'ㅓ, ㅕ' arranged on the third vowel key. The keypad of a telephone for text input according to claim 3, wherein the second vowel keyboard key of the fourth column comprises a vowel key input keyboard of 'TT, ㅠ'.