KR101639342B1 - Apparatus and method for inputting text, and smart device utilizing the same - Google Patents

Abstract

The present invention relates to a character input device and method, and a smart device using the same. A character input device according to an embodiment of the present invention includes: an input unit for inputting characters from a user; A display unit for displaying input characters; And a basic consonant key for inputting a basic consonant among the consonants is provided. When the input through the basic consonant key is received, a control is performed so that a derived consonant key for inputting a derived consonant corresponding to the basic consonant key is provided And a control unit.

Description

[0001] APPARATUS AND METHOD FOR INPUTTING TEXT AND SMART DEVICE UTILIZING THE SAME [0002]

The present invention relates to a character input device and method, and a smart device using the same.

As smart phones and tablet PCs are widely used and widely used, wearable devices are attracting attention as smart devices connecting them. A wearable device is an electronic device that is worn by the wearer directly on the body, and smart watches, smart glasses, and the like are being developed and released. In particular, among wearable devices, SmartWatch, which combines telecom and computing functions with clocks, can provide phone caller display, text service, SNS, and e-mail services in conjunction with a smartphone, and provides functions such as listening to music and dialing I can get more attention.

However, SmartWatch has the disadvantage that it is difficult to perform various functions and complicated tasks in the smartphone due to the limitation of the screen size. For example, you may be able to see the message you received, but it is difficult to send a reply, so you may have to use your smartphone. Although it has the function of inputting text through speech recognition, it is not accurate enough to be a reliable alternative because it is less accurate than direct input through touch key. In case of public place, inputting private contents through voice recognition is a problem about privacy You can.

Accordingly, in order to apply the screen keyboard to a small screen of the smart watch, the number of input keys must be greatly reduced, and a character input technique for ensuring the convenience of inputting the user while minimizing an increase in the number of input strokes due to the decrease in the number of input keys is important Do.

An embodiment of the present invention is to provide a character input device and method for minimizing an input number of strokes with a small number of character input keys and guaranteeing user's convenience of input, and a smart device using the same.

A character input device according to an embodiment of the present invention includes: an input unit for inputting characters from a user; A display unit for displaying input characters; And a basic consonant key for inputting a basic consonant among the consonants is provided. When the input through the basic consonant key is received, a control is performed so that a derived consonant key for inputting a derived consonant corresponding to the basic consonant key is provided And a control unit.

The input unit may include: a touch sensor for sensing a touch of a user.

The input unit may combine with the display unit to configure a touch screen.

The controller may control to provide four basic consonant keys for inputting four basic consonants.

The control unit controls the control unit to provide three or four derived consonant keys for inputting three or four derived consonants corresponding to the corresponding basic consonant key when the input through one of the four basic consonant keys is received .

The control unit may change all or a part of the basic consonant keys to the derived consonant keys when an input through one of the four basic consonant keys is received.

The control unit may control to provide four basic consonant keys for inputting 'b', 'd', 'k', and 'o'.

Wherein the controller receives the input of the first basic consonant key through the first basic consonant key, and inputs the 'A', 'K', 'K', and 'H' , '' ',' ㄸ ',' ㄸ ', and' ㄸ 'corresponding to the second basic consonant key when the input is received through the second basic consonant key among the four basic consonant keys And the fourth basic consonant key is provided to the fourth basic consonant key, and when the input through the third basic consonant key is received, And the fourth basic consonant key is provided to the fourth basic consonant key, and when the fourth basic consonant key is input through the fourth basic consonant key, For inputting the letters " J ", " J ", and " J " matched to the basic consonant key Three derivative consonant keys can be controlled to be provided.

Wherein the first basic consonant key is a basic consonant key for inputting 'c', the second basic consonant key is a basic consonant key for inputting 'd', and the third basic consonant key is' And the fourth basic consonant key may be a basic consonant key for inputting 'o'.

The control unit may control to provide a backspace key for performing a backspace function when the input through the fourth basic consonant key is received.

Wherein the control unit controls the display unit to display a basic consonant matched to the basic consonant key when the input is received through the basic consonant key, and when the input through the derived consonant key is received, To a derived consonant matched to the derived consonant key.

The control unit may control the basic consonant key to be provided when the input through the basic consonant key is received and the derivative consonant key is provided and the input through the derivative consonant key or the collection key is received .

The control unit may control the basic consonant key to be provided when an input through the basic consonant key is received and the derived consonant key is provided and then an instruction to provide the basic consonant key again is received.

The instructions for providing the basic consonant key again include: input via a space key to perform a space function; A drag detected in a predetermined direction on the input unit including the touch sensor; And an elapse of a predetermined time after the basic consonant is input as a consonant; Or the like.

Wherein the control unit controls the display unit to display a basic consonant and a derived consonant matched to the corresponding basic consonant key in an area corresponding to the basic consonant key in the screen of the display unit and displays the derived consonant key in the area corresponding to the derived consonant key So that a matched derivative consonant can be displayed.

According to an embodiment of the present invention, there is provided a method of inputting letters by a letter input device, the method comprising: providing a basic consonant key for inputting a consonant among consonants; And providing a derived consonant key for inputting a derived consonant matched to the basic consonant key when an input through the basic consonant key is received.

The character input device may include an input unit for inputting characters from a user, and the input unit may include a touch sensor for sensing a touch of the user.

The character input device may include a touch screen including a combination of the input unit and a display unit for displaying input characters.

The step of providing the basic consonant key may comprise: providing four basic consonant keys for inputting four basic consonants.

Wherein the step of providing the derived consonant key comprises the steps of: when receiving an input through one of the four basic consonant keys, generating three or four derived consonants, And providing the keys.

The step of providing the three or four derived consonant keys may comprise: when the input via one of the four basic consonant keys is received, changing all or a portion of the basic consonant keys to the derived consonant keys have.

The step of providing the basic consonant key may include providing four basic consonant keys for inputting 'b', 'd', 'k', and 'o'.

Wherein the step of providing the derived consonant key comprises the steps of: receiving an input via the first basic consonant key among the four basic consonant keys, selecting one of the 'a', 'k', ' Providing four derived consonant keys for inputting 'heh'; When receiving an input through the second basic consonant key among the four basic consonant keys, four derivatives for inputting 'c', 'x', 'x' and 'x' matched to the second basic consonant key Providing consonant keys; When the input through the third basic consonant key among the four basic consonant keys is received, four derivations for inputting the letters', ',', ', and' Providing consonant keys; And three derived consonant keys for inputting 'ell', 'ell' and 'ㅉ' matched to the fourth basic consonant key when the input through the fourth basic consonant key is received The method comprising the steps of:

Wherein the first basic consonant key is a basic consonant key for inputting 'c', the second basic consonant key is a basic consonant key for inputting 'd', and the third basic consonant key is' And the fourth basic consonant key may be a basic consonant key for inputting 'o'.

The providing of the three derived consonant keys may further comprise: providing a backspace key for performing a backspace function when an input through the fourth basic consonant key is received.

The method may further include displaying a basic consonant corresponding to the basic consonant key on the display unit when the input through the basic consonant key is received. And changing the basic consonant displayed on the display unit to a derived consonant corresponding to the derived consonant key when the input through the derived consonant key is received.

Wherein the character input method comprises the steps of providing the basic consonant key when the input through the basic consonant key is received and the derivative consonant key is provided and the input through the derivative consonant key or the input via the vowel key is received .

The method further comprises the step of providing the basic consonant key upon receipt of an instruction through the basic consonant key to provide the derived consonant key again after providing the derived consonant key .

The instructions for providing the basic consonant key again include: input via a space key to perform a space function; A drag detected in a predetermined direction on an input section including a touch sensor; And an elapse of a predetermined time after the basic consonant is input as a consonant; Or the like.

The character input method may further include displaying a basic consonant and a derived consonant matched to the corresponding basic consonant key in an area corresponding to the basic consonant key among the screens of the display unit and displaying the derived consonant key in the area corresponding to the derived consonant key And displaying the matched derived consonants.

According to an aspect of the present invention, there is provided a smart device including: a touch screen including a touch sensor for sensing a touch of a user; And a controller for controlling the touch screen so that a basic consonant key for inputting a basic consonant among the consonants is provided to the touch screen, and when the input through the basic consonant key is received, And a controller for controlling the touch screen to provide a derived consonant key for inputting a derived consonant matched to the key.

The smart device may comprise: a wearable device worn by a smartphone or a user.

The control unit may control the vowel key for inputting a vowel together with the basic consonant key or the derived consonant key to be provided on the touch screen.

The controller may control the four basic consonant keys for inputting four basic consonants to be provided to the touch screen.

Wherein when the input through one of the four basic consonant keys is received, three or four derived consonant keys for inputting three or four derived consonants corresponding to the corresponding basic consonant key are transmitted to the touch screen Can be controlled.

The control unit may change all or a part of the basic consonant keys to the derived consonant keys when an input through one of the four basic consonant keys is received.

Wherein the control unit controls the display unit to display a basic consonant matched to the basic consonant key when the input is received through the basic consonant key, and when the input through the derived consonant key is received, To a derived consonant matched to the derived consonant key.

The control unit may control the basic consonant key to be provided when the input through the basic consonant key is received and the derivative consonant key is provided and the input through the derivative consonant key or the collection key is received .

The control unit may control the basic consonant key to be provided when an input through the basic consonant key is received and the derived consonant key is provided and then an instruction to provide the basic consonant key again is received.

A character input method according to an embodiment of the present invention can be implemented by a computer-executable program and recorded on a computer-readable recording medium.

A character input method according to an embodiment of the present invention may be implemented by a computer program stored in a medium for execution in combination with the computer.

According to the embodiment of the present invention, the number of input strokes can be minimized with a small number of character input keys.

According to the embodiment of the present invention, it is possible to implement a character input through a screen keyboard in a device having a small screen size such as a smart watch, thereby improving the convenience and accuracy of inputting characters in a small smart device.

1 is an exemplary block diagram of a character input device according to an embodiment of the present invention.
FIG. 2 is a diagram illustrating an example of a character input device provided with a basic consonant key according to an embodiment of the present invention. Referring to FIG.
FIG. 3 through FIG. 6 illustrate examples of a character input device provided with a derived consonant key according to an embodiment of the present invention.
FIG. 7 is a diagram illustrating an example of a character input device after an input through a derived consonant key is received according to an embodiment of the present invention.
FIG. 8 is an exemplary view of a character input device after an input via a vowel key is received according to an embodiment of the present invention.
9 is a diagram illustrating a situation where it is required to change a derived consonant key to a basic consonant key according to an embodiment of the present invention.
FIG. 10 is a view illustrating an example of a character input device according to another embodiment of the present invention.
11 is an exemplary flowchart of a method for inputting characters according to an embodiment of the present invention.

Other advantages and features of the present invention and methods for accomplishing the same will be apparent from the following detailed description of embodiments thereof taken in conjunction with the accompanying drawings. The present invention may, however, be embodied in many different forms and should not be construed as being limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the invention to those skilled in the art. Is provided to fully convey the scope of the invention to those skilled in the art, and the invention is only defined by the scope of the claims.

Unless defined otherwise, all terms (including technical or scientific terms) used herein have the same meaning as commonly accepted by the generic art in the prior art to which this invention belongs. Terms defined by generic dictionaries may be interpreted to have the same meaning as in the related art and / or in the text of this application, and may be conceptualized or overly formalized, even if not expressly defined herein I will not.

The terminology used herein is for the purpose of illustrating embodiments and is not intended to be limiting of the present invention. In the present specification, the singular form includes plural forms unless otherwise specified in the specification. As used herein, the terms' comprise 'and / or various forms of use of the verb include, for example,' including, '' including, '' including, '' including, Steps, operations, and / or elements do not preclude the presence or addition of one or more other compositions, components, components, steps, operations, and / or components. The term 'and / or' as used herein refers to each of the listed configurations or various combinations thereof.

It should be noted that the terms such as '~', '~ period', '~ block', 'module', etc. used in the entire specification may mean a unit for processing at least one function or operation. For example, a hardware component, such as a software, FPGA, or ASIC. However, '~ part', '~ period', '~ block', '~ module' are not meant to be limited to software or hardware. Modules may be configured to be addressable storage media and may be configured to play one or more processors. ≪ RTI ID = 0.0 >

Thus, by way of example, the terms 'to', 'to', 'to block', 'to module' refer to components such as software components, object oriented software components, class components and task components Microcode, circuitry, data, databases, data structures, tables, arrays, and the like, as well as components, Variables. The functions provided in the components and in the sections ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ' , '~', '~', '~', '~', And '~' modules with additional components.

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

1 is an exemplary block diagram of a character input device 100 according to an embodiment of the present invention.

1, the character input device 100 may include an input unit 110, a display unit 120, and a control unit 13. The input unit 110 can receive characters from a user. The display unit 120 may display input characters. The controller 130 may control the operation of the character input device 100.

The input unit 110 may include a touch sensor that detects various gestures including a user's touch, for example.

In particular, the input unit 110 may configure a touch screen, which is coupled with the display unit 120 to receive characters from a user through a touch input that touches one point on the screen. However, the input unit 110 does not need to be combined with the display unit 120 to form a touch screen, and may be implemented as a touch pad that detects a user's touch in a state of being separated from the display unit 120 according to an embodiment .

The display unit 120 is a display device for visually displaying text or an image, and may be implemented in various forms such as an LCD and a PDP.

The controller 130 is a processor for implementing a character input according to an embodiment of the present invention by executing a program for inputting letters, and may include a CPU, an AP, and the like.

The control unit 130 controls the character input device 100 by executing the related program from the storage unit 140 by executing the related program. can do. The storage unit 140 may store various data required for inputting characters in addition to the program.

According to the embodiment of the present invention, the control unit 130 controls the basic consonant key for inputting the basic consonant among the consonants to be provided, and when the input through the basic consonant key is received, It is possible to control so that a derived consonant key for inputting a consonant is provided.

FIG. 2 is an exemplary diagram illustrating a character input device 100 provided with a basic consonant key 10 according to an embodiment of the present invention.

As shown in FIG. 2, the character input device 100 may be applied to a smart device having a small screen, such as a smart watch. However, the character input device 100 may be used in various wearable devices such as smart glass, smart phone, or any electronic device that receives characters from a user.

Hereinafter, embodiments of the present invention will be described based on a character input device 100 applied to a smartwatch, but the device to which the character input device 100 is applied is not limited thereto. Hereinafter, embodiments of inputting Hangul into the character input apparatus 100 will be described, but the character input apparatus 100 according to the embodiment of the present invention may be used to input a language other than Hangul.

As shown in FIG. 2, the controller 130 may control the basic consonant key 10 to input a basic consonant to receive letters from a user. The basic consonant is a predetermined number of consonants that are initially provided to the user for consonant input. According to an embodiment, four consonants, " But the number and type thereof are not limited thereto.

The character input device 100 may further include a vowel key 20 for inputting a vowel together with the basic consonant key 10 and may be provided with a function such as a space key 30 for executing a space function You can also provide more keys. According to the embodiment, in addition to the basic consonant key 10 and the vowel key 20 required for inputting characters, the function keys, which are additionally required for character input, are removed from the screen keyboard, A function performed by the function key may be executed through various gestures.

In FIG. 2, the vowel key 20 includes three vowel keys according to the input method, but the vowel key 20 is not limited thereto and may be configured in various ways.

According to the embodiment of the present invention, when the input through the basic consonant key 10 is received, the control unit 130 controls to provide a derived consonant key for inputting the derived consonant corresponding to the basic consonant key have. The derived consonants are consonants of all consonants except for the basic consonants. According to the embodiment of the present invention, one basic consonant and a predetermined number of consonant consonants may be matched in one group.

3 to 6 are views illustrating an example of a character input device 100 provided with a derived consonant key 10 'according to an embodiment of the present invention.

First, when an input through the first basic consonant key 11 corresponding to the basic consonant 'b' among the four basic consonant keys 11, 12, 13, and 14 shown in FIG. 2 is received, The control unit 130 generates derivative consonant keys 11 ', 12' for inputting 'a', 'k', 'k' and 'he' as a derivative consonant matched to the first basic consonant key 11 ', 13', 14 ') are provided. That is, the basic consonant 'b' can be matched with four derived consonants composed of 'a', 'k', 'ㄲ' and 'he'.

When the input through the second basic consonant key 12 corresponding to the basic consonant 'd' among the four basic consonant keys 11, 12, 13 and 14 is received, as shown in FIG. 4, (12 ', 13') for inputting 'c', 'ㅌ', 'ㄸ' and 'ㅅ' as a derivative consonant matched to the second basic consonant key (12) , 14 'are provided. That is, the basic consonant 'd' can be matched with four derived consonants consisting of 'c', 'urn', 'ㄸ' and 'g'.

5, when the input is received through the third basic consonant key 13 corresponding to the basic consonant '?' Among the four basic consonant keys 11, 12, 13 and 14, (12 ', 13') for inputting 'f', 't', 'ㅃ' and 'ㅆ' as a derivative consonant matched to the third basic consonant key (13) , 14 'are provided. That is, the basic consonant 'ㅁ' can be matched with four derived consonants composed of 'ß', 'ψ', 'ㅃ' and '.'.

Finally, when an input through the fourth basic consonant key 14 corresponding to the basic consonant 'o' among the four basic consonant keys 11, 12, 13, and 14 is received, The control unit 130 provides derivative consonant keys 11 ', 12', 13 'for inputting' ell ',' ㅊ 'and' ㅉ 'as a derivative consonant matched to the fourth basic consonant key 14 . That is, the basic consonant 'o' can be matched with three derived consonants composed of 'i', 'j' and 'j'.

However, the coupling relationship between the basic consonant and the derived consonants is not limited to the above-described one, and may be variously configured according to the embodiment.

According to an embodiment of the present invention, the control unit 130 may control to provide four basic consonant keys 11, 12, 13, and 14 for inputting four basic consonants. When the input through one of the four basic consonant keys 11, 12, 13, and 14 is received, the control unit 130 selects three or four consonant consonants Three or four derived consonant keys may be provided.

Further, according to the embodiment of the present invention, when the input through one of the four basic consonant keys 11, 12, 13, and 14 is received, the control unit 130 outputs all or a part of the basic consonant keys Consonant keys 11 ', 12', 13 ', 14'.

When the character input device 100 according to the embodiment of the present invention is used for inputting Hangul, the total number of consonants of Hangul is 19, so that the four basic consonants and the fifteenth consonants are divided into four basic consonants 4 or 3 consonant consonants may be combined with the basic consonant of the second consonant.

In other words, according to the embodiment of the present invention, even if the types of the basic consonant and the consonant are changed, four basic consonants are formed and 15 consonant consonants are constituted so that four or three derived consonants are combined It is possible to input a consonant by minimizing the input number with four input keys.

6, when the input through the fourth basic consonant key 14 is received, the control unit 130 generates a consonant consonant for inputting the consonant consonants of 'i', 'd', and ' Along with the keys 11 ', 12', 13 ', it is possible to control so that a backspace key 14' for performing the backspace function is further provided.

Since the Korean consonants have 19 consonants as described above, if the consonant consonants are uniformly coupled to each of the four basic consonants, three consonant consonants are combined into one basic consonant. In this case, the same function keys as the backspace key 14 ' One with the three derived consonant keys (11 ', 12', 13 '). According to an embodiment, the function keys provided with the three derived consonant keys 11 ', 12', 13 'may be function keys other than the backspace key.

According to the embodiment of the present invention, when the input through the basic consonant key 10 is received, the controller 130 controls the display unit 120 to display a basic consonant matched with the corresponding basic consonant key . For example, when the input through the first basic consonant key 11 corresponding to the basic consonant 'b' is received, the control unit 130 displays the basic consonant ' Can be controlled to be displayed. As shown in FIGS. 4 and 6, the controller 130 also displays the basic consonants 'd', 'd', and 'd' in the display unit 120 in the case of the second to fourth basic consonant keys 12, Quot ;, and " o " are displayed.

Then, when the input through the derivative consonant key 10 'is received, the control unit 130 can change the basic consonant displayed on the display unit 120 to a derived consonant corresponding to the derived consonant key.

FIG. 7 is an exemplary view of a character input device after an input through a derived consonant key 11 'is received according to an embodiment of the present invention.

As shown in FIG. 3, when the input through the first basic consonant key 11 is received and the basic consonant 'b' is displayed on the display unit 120 and the basic consonant keys 11, 12, 13, When the input through the derived consonant key 11 'corresponding to the derived consonant' A 'is received after changing to the derived consonant keys 11', 12 ', 13', 14 ', as shown in FIG. 7 The control unit 130 may change the basic consonant 'b' displayed on the display unit 120 to a derived consonant 'A' matched to the derived consonant key 11 '.

As described above, the character input device 100 according to the embodiment of the present invention can receive all 19 Hangul consonants at a minimum number of digits through sequentially inputting the basic consonant key 10 and the derivative consonant key 10 ' .

Further, when the input through the basic consonant key 10 is received and the derivative consonant key 10 'is provided and the input through the derived consonant key 10' is received, The basic consonant key 10 'may be provided again as shown in FIG.

That is, according to the embodiment of the present invention, when the input through the basic consonant key 10 is received, the basic consonant key 10 is changed to the derived consonant key 10 ' The derivative consonant key 10 'can be changed to the basic consonant key 10 again.

8 is an exemplary illustration of the appearance of a character input device 100 after an input via the vowel key 20 has been received in accordance with an embodiment of the present invention.

As shown in FIG. 3, when the input through the first basic consonant key 11 is received and the basic consonant 'b' is displayed on the display unit 120 and the basic consonant keys 11, 12, 13, When the input through the vowel key 21 corresponding to the vowel 'I' is received after changing to the derivative consonant keys 11 ', 12', 13 ', 14', the control unit And the derivative consonant keys 11 ', 12', 13 ', and 14' are further displayed on the display unit 120 and the basic consonant keys 11, 12, 13, .

That is, according to the embodiment of the present invention, even if the input via the vowel key 20 as well as the derived consonant key 10 'is received, the derived consonant key 10' is changed back to the basic consonant key 10 .

However, if the basic consonant is entered as a consonant and the basic consonant is to be input again as a consonant, the method of changing the derived consonant key 10 'to the basic consonant key 10 .

FIG. 9 is a diagram illustrating a situation in which it is required to change a derived consonant key 10 'to a basic consonant key 10 according to an embodiment of the present invention.

Referring to FIG. 9, in order to input the word 'hearth', a basic consonant 'b' is input as a consonant to complete 'I', and a basic consonant 'd' is input as a consonant. However, as shown in FIG. 9, when the basic consonant 'b' is input, the basic consonant key 10 is switched to the derived consonant key 10 ', and the basic consonant' d 'can not be input in this state.

For this, according to an embodiment of the present invention, the control unit 130 receives the input through the basic consonant key 10 and provides the derived consonant key 10 ' Upon receipt of the command to re-supply the basic consonant key 10, the basic consonant key 10 can be controlled to be provided.

In other words, the character input apparatus 100 according to the embodiment of the present invention can generate the consonant key 10 'corresponding to the input through the derivative consonant key 10' and the input through the vowel key 20, A separate interface for returning the derived consonant key 10 'to the basic consonant key 10 may be provided in addition to the function of changing the consonant key 10'

According to one embodiment, the command to provide the basic consonant key 10 again may be input via the space key 30 for performing the space function. For example, when the space key 30 is touched once, the derived consonant key 10 'may be changed to the basic consonant key 10, and the space key 30 may be touched twice , It can be set to input a space of one space when a character is input.

According to another embodiment, the instruction to provide the basic consonant key 10 again may be a drag gesture sensed in a predetermined direction on the input unit 110 including the touch sensor. For example, when dragging is detected in the upward direction on the touch screen, the derivative consonant key 10 'may be changed to the basic consonant key 10. According to the embodiment, the direction of the drag can be variously set.

According to another embodiment, the instruction to provide the basic consonant key 10 again may be an elapse of a predetermined time after the basic consonant is inputted as a consonant. For example, when the basic consonant is input as a consonant and the elapsed consecutive consonant key 10 'is automatically changed to the basic consonant key 10 after a lapse of 3 seconds, .

According to the embodiment, the instruction for providing the basic consonant key 10 again may be constituted by a combination of an input through the above-mentioned function key, a drag input, and a time lapse. For example, when a user presses the space key 30 once to input a general character, a blank space is input. However, if the basic consonant is input as a consonant, if the space key 30 is touched once, The character input device 100 may be configured such that the consonant key 10 'can be switched to the basic consonant key 10 and then once again touching the space key 30, .

Referring back to FIG. 2, the controller 130 controls the display unit 120 to display a basic consonant and a derived consonant matched to the corresponding basic consonant key in an area corresponding to the basic consonant key 10 . 3 to 6, the control unit 130 may control to display a derived consonant corresponding to the derived consonant key in the area corresponding to the derived consonant key 10 '.

In other words, the corresponding basic consonants and corresponding derived consonants are displayed in the area corresponding to the basic consonant key 10 and the derived consonant key 10 'of the touch screen, respectively. However, according to the embodiment of the present invention, A consonant consonant corresponding to the basic consonant key may be displayed in the area corresponding to the consonant key 10. As a result, the user can easily grasp the derived consonant matched to the corresponding key through the basic consonant key 10, so that the user can conveniently input characters.

According to the above embodiment, since the basic consonant 'b' is combined with the consonant consonants 'a', 'k', 'k' and 'he', an area corresponding to the first basic consonant key 11 'A' and 'H', which are representative derived consonants in the diagonal direction, may be further displayed along with the basic consonant '', and all of the four derived consonants may be displayed according to the embodiment.

Likewise, according to the embodiment described above, since the basic consonant 'd' is combined with the derived consonants 'c', 'x', 'x' and 'g', it corresponds to the second basic consonant key 12 The representative consonant consonants 'c' and 'g' may be displayed diagonally along with the basic consonant 'd', and all four consonant consonants may be displayed according to the embodiment.

In addition, according to the above-described embodiment, since the basic consonant '?' Is combined with the derived consonants '?', '?', '?' And '?', It corresponds to the third basic consonant key 13 And '' ', which are representative derived consonants in the diagonal direction, may be further displayed along with the basic consonant' ㅁ ', and all of the four derived consonants may be displayed according to the embodiment.

Lastly, according to the above-described embodiment, since the basic consonant 'o' is combined with the derived consonants 'i', 'j' and 'k', the area corresponding to the fourth basic consonant key 14 The representative consonant 'X' may be further displayed in the diagonal direction together with the basic consonant 'o', and all three consonant consonants may be displayed according to the embodiment.

2, a function corresponding to the fourth basic consonant key 14 (for example, a backspace function (for example, a backspace function) ) May be further displayed.

As shown in FIG. 2, when the four basic consonant keys 11, 12, 13 and 14 are provided, the controller 130 controls the four basic consonant keys 11, 12, 13 and 14, Can be controlled to be arranged in a matrix of 2x2.

2, in addition to the four basic consonant keys 11, 12, 13 and 14, when three meeting keys 21, 22 and 23 and one function key 30 are further provided, The controller 130 may control the 8 keys to be arranged in a 2x4 matrix.

However, the above-described key arrangement structure may be changed according to the embodiment, and in particular, may vary depending on the screen shape of the display unit 120. [

FIG. 10 is an exemplary view showing a character input device 100 according to another embodiment of the present invention.

Unlike the rectangular screen shown in Fig. 2, the character input device 100 shown in Fig. 10 has a circular screen. In this case, as shown in Fig. 10, the eight keys composed of the basic consonant key 10, the vowel key 20 and the function key 30 are arranged such that five keys are arranged in the first column and three keys May be arranged.

10, the key disposed at the far left of the first column may be a function key 30. The basic consonant key 10 may be arranged in a matrix of 2x2, (20) may be placed in the fourth and fifth rows of the first row and the third row of the second row.

According to the embodiment of the present invention described above, letters can be input by minimizing the number of input strokes by using a small number of consonant input keys (for example, four consonant input keys).

In particular, when 19 Hangul consonants are input in accordance with the embodiment described with reference to FIGS. 2 to 9, the number of consecutive consonants is reduced rather than the number of consonant input keys compared to the invisible method. In order to input 19 Hangul consonants, a total of 36 steps are required for the approaching method, but 34 is required for the embodiment of the present invention.

In addition, for example, when a national anthem 1 is input, a total of 235 steps are required for the approach of the anthem, but the embodiment of the present invention requires 253 strokes.

11 is an exemplary flowchart of a method 200 of inputting characters according to an embodiment of the present invention.

The character input method 200 may be performed by the character input apparatus 100 according to the embodiment of the present invention to receive characters from a user.

As shown in FIG. 11, the character input method 200 includes steps S210 for providing a basic consonant key 10 for inputting basic consonants among the consonants, If it is received (YES in S220), the step S240 may include providing a derived consonant key 10 'for inputting a derived consonant matched to the basic consonant key.

Here, the character input device 100 includes an input unit 110 for inputting characters from a user, and the input unit 110 may include a touch sensor for sensing the touch of the user.

Furthermore, the character input device 100 may include a touch screen including a combination of the input unit 110 and a display unit 120 for displaying input characters.

According to an embodiment of the present invention, the step S210 of providing the basic consonant key 10 comprises the steps of providing four basic consonant keys 11, 12, 13, 14 for inputting four basic consonants . ≪ / RTI >

According to an embodiment of the present invention, the step S240 of providing the derivative consonant key 10 'may include receiving the input through one of the four basic consonant keys 11, 12, 13, and 14 , And providing three or four derived consonant keys (11 ', 12', 13 ', 14') for inputting three or four derived consonants that match the basic consonant key.

According to an embodiment of the present invention, the step of providing the three or four derived consonant keys 11 ', 12', 13 ', 14' , 12 ', 13', 14 ') of the basic consonant keys (11, 12', 13 ', 14') when the input is received through one of the consonant keys

According to an exemplary embodiment, the step S210 of providing the basic consonant key 10 includes four basic consonant keys for inputting 'b', 'd', 'k', and 'o' 11, 12, 13, 14).

According to an embodiment of the present invention, the step S240 of providing the derived consonant key 10 'may include inputting the first basic consonant key 11 among the four basic consonant keys 11, 12, 13, , '12', 13 ', and' 13 'for inputting the' a ',' k ',' ㄲ 'and' he 'matched to the first basic consonant key (11) 14 ') < / RTI >

In addition, the step S240 of providing the derived consonant key 10 'may include the steps of: receiving an input through the second basic consonant key 12 among the four basic consonant keys 11, 12, 13, Four derivative consonant keys 11 ', 12', 13 ', and 14' for inputting 'c', 'x', 'x' and 'g' matched to the second basic consonant key 12 And the like.

If the input through the third basic consonant key 13 among the four basic consonant keys 11, 12, 13, 14 is received, the step S240 of providing the derived consonant key 10 ' Four derivative consonant keys 11 ', 12', 13 ', and 14' for inputting 'f', 'x', 'x', and 'x' matched to the third basic consonant key 13 And the like.

Finally, the step S240 of providing the derived consonant key 10 'may include receiving the input through the fourth basic consonant key 14 among the four basic consonant keys 11, 12, 13 and 14 , And three derivative consonant keys (11 ', 12', 13 ') for inputting' ell ',' ell 'and' 매 'matched to the fourth basic consonant key (14) .

The first basic consonant key 11 may be a basic consonant key for inputting 'C'. The second basic consonant key 12 may be a basic consonant key for inputting 'd'. The third basic consonant key 13 may be a basic consonant key for inputting '?'. The fourth basic consonant key 14 may be a basic consonant key for inputting 'o'.

According to an embodiment, providing the three derived consonant keys may include providing a backspace key 14 'for performing a backspace function when an input via the fourth basic consonant key 14 is received Step < / RTI >

According to the embodiment of the present invention, when the input through the basic consonant key 10 is received (YES in S220), the character input method 200 displays the basic consonant matched to the corresponding basic consonant key on the display unit 120, (S230), and when the input through the derivative consonant key 10 'is received (YES in S250), the basic consonant displayed on the display unit 120 is changed to a derived consonant corresponding to the derived consonant key (S260).

According to an embodiment of the present invention, the character input method 200 may be configured such that the input through the basic consonant key 10 is received and the derived consonant key 10 ' (Return to S210) when the input via the first key consonant key or the input via the vowel key is received.

According to an embodiment of the present invention, the character input method 200 may be configured such that the input via the basic consonant key 10 is received and the derived consonant key 10 'is provided, And providing the basic consonant key upon receiving an instruction to re-provide the basic consonant key.

The command to provide the basic consonant key 10 again includes an input through a space key 30 for executing a space function, a drag sensed in a predetermined direction on an input unit 110 including a touch sensor, But the present invention is not limited thereto, and may include at least one of a predetermined consecutive time elapsed after the basic consonant is input as a consonant.

According to an embodiment of the present invention, the character input method 200 displays a basic consonant and a derivative consonant matched to the corresponding basic consonant key in an area corresponding to the basic consonant key 10 among the screens of the display unit 120 , And displaying a derivative consonant matched to the derived consonant key in an area corresponding to the derived consonant key 10 '.

The character input method 200 may be stored in a computer-readable recording medium. The computer-readable recording medium includes all kinds of storage devices in which data that can be read by a computer system is stored. Examples of the computer-readable recording medium include ROM, RAM, CD-ROM, magnetic tape, floppy disk, optical data storage, and the like. In addition, the character input method 200 may be embodied as a computer program stored in a medium for execution in association with the computer.

While the present invention has been described with reference to the exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. Those skilled in the art will appreciate that various modifications may be made to the embodiments described above. The scope of the present invention is defined only by the interpretation of the appended claims.

100: character input device
110: input unit
120:
130:
140:
10: Basic consonant key
10 ': Derived consonant key
20: The vowel key
30: Function key

Claims (41)

As a character input device for inputting Hangul characters,
An input unit for inputting characters from a user;
A display unit for displaying input characters; And
A first basic consonant key for inputting 'c', a second basic consonant key for inputting 'd', a third basic consonant key for inputting 'k', and a ' A fourth consonant key is provided to provide a basic consonant key, and when an input through the basic consonant key is received, a derivative consonant key for inputting a derived consonant corresponding to the basic consonant key is provided, A vowel key for providing the vowel key for the vowel;
/ RTI >
The control unit includes:
When the input through the first basic consonant key among the four basic consonant keys is received, four derivatives for inputting the letters 'a', 'k', 'k' and 'he' matched to the first basic consonant key Consonant keys are provided,
When receiving an input through the second basic consonant key among the four basic consonant keys, four derivatives for inputting 'c', 'x', 'x' and 'x' matched to the second basic consonant key Consonant keys are provided,
When the input through the third basic consonant key among the four basic consonant keys is received, four derivations for inputting the letters', ',', ', and' Consonant keys are provided,
When the input through the fourth basic consonant key is received, three derivative consonant keys for inputting the letters 'C', 'C' and 'C' matched to the fourth basic consonant key are provided Respectively,
Wherein when the input through the basic consonant key is received, control is performed so that a basic consonant matched to the basic consonant key is displayed on the display unit,
Wherein when the input through the derived consonant key is received, the basic consonant displayed on the display unit is changed to a derived consonant matched to the derived consonant key,
Wherein the control unit controls the basic consonant key to be provided when receiving an instruction through the basic consonant key to provide the derived consonant key again and then to provide the basic consonant key again,
Wherein the instruction to provide the basic consonant key again is a drag that is detected in a predetermined direction on the input unit including the touch sensor. delete The method according to claim 1,
Wherein the input unit comprises:
And the display unit is combined with the touch screen to constitute a touch screen. delete delete delete delete delete delete The method according to claim 1,
The control unit includes:
And a backspace key for performing a backspace function is further provided when an input through the fourth basic consonant key is received. delete The method according to claim 1,
The control unit includes:
Wherein the basic consonant key is provided when the input through the basic consonant key is provided and the input through the derivative consonant key or the vowel key is received after the derivative consonant key is provided. delete The method according to claim 1,
The command to provide the basic consonant key again is:
Input via the space key to execute the space function; And
An elapse of a predetermined time after the basic consonant is inputted as a consonant;
The character input device further comprising: The method of claim 3,
The control unit includes:
Wherein the control unit controls the display unit to display a basic consonant and a derived consonant matched to the corresponding basic consonant key in an area corresponding to the basic consonant key in the display unit, To be displayed. A method for receiving a character input by a character input device for inputting Hangul, the method comprising: inputting a character from a user;
A first basic consonant key for inputting 'c', a second basic consonant key for inputting 'd', a third basic consonant key for inputting 'k', and a ' Providing a fourth basic consonant key; And
Providing a derived consonant key for inputting a derived consonant matched to the basic consonant key when an input through the basic consonant key is received; And
Providing a vowel key for entering a vowel;
/ RTI >
Providing a derived consonant key for inputting a derived consonant matched to the basic consonant key when an input through the basic consonant key is received comprises:
When the input through the first basic consonant key among the four basic consonant keys is received, four derivatives for inputting the letters 'a', 'k', 'k' and 'he' matched to the first basic consonant key A step provided by consonant keys;
When receiving an input through the second basic consonant key among the four basic consonant keys, four derivatives for inputting 'c', 'x', 'x' and 'x' matched to the second basic consonant key A step provided by consonant keys;
When the input through the third basic consonant key among the four basic consonant keys is received, four derivations for inputting the letters', ',', ', and' A step provided by consonant keys;
When the input through the fourth basic consonant key is received, three derivative consonant keys for inputting the letters 'C', 'C' and 'C' matched to the fourth basic consonant key are provided ;
When the input via the basic consonant key is received, a basic consonant matched to the basic consonant key is displayed on the display unit, and when the input through the derived consonant key is received, Changing to a matched derived consonant; And
Providing the basic consonant key when receiving an input through the basic consonant key and providing the derived consonant key and then providing the basic consonant key again;
/ RTI >
Wherein the instruction to provide the basic consonant key again is a drag that is detected in a predetermined direction on the input unit including the touch sensor. delete delete delete delete delete delete delete delete 17. The method of claim 16,
Wherein providing the three derived consonant keys comprises:
Further comprising providing a backspace key for performing a backspace function when an input via the fourth basic consonant key is received. delete 17. The method of claim 16,
Further comprising the step of providing the basic consonant key when the input through the basic consonant key is received and the derivative consonant key is provided and then the input through the derivative consonant key or the input via the vowel key is received, . delete 17. The method of claim 16,
The command to provide the basic consonant key again is:
Input via the space key to execute the space function; And
An elapse of a predetermined time after the basic consonant is inputted as a consonant;
The character input method further comprising: 17. The method of claim 16,
A consonant and a consonant corresponding to the corresponding basic consonant key are displayed in an area corresponding to the basic consonant key of the display unit and a derived consonant corresponding to the derived consonant key is displayed in an area corresponding to the derived consonant key The method comprising the steps of: It is a smart device provided to input Hangul,
A touch screen in which a touch sensor for sensing a user's touch is coupled to the screen; And
A first basic consonant key for inputting 'c', a second basic consonant key for inputting 'c', and a second basic consonant key for inputting 'k' A third basic consonant key, and a fourth basic consonant key for inputting 'o' are provided on the touch screen, and when an input through the basic consonant key is received, a derivative consonant matched to the corresponding basic consonant key is input A control unit for controlling the provided consonant key to be provided to the touch screen and for providing a vowel key for inputting a vowel;
/ RTI >
The control unit includes:
When the input through the first basic consonant key among the four basic consonant keys is received, four derivatives for inputting the letters 'a', 'k', 'k' and 'he' matched to the first basic consonant key Consonant keys are provided,
When receiving an input through the second basic consonant key among the four basic consonant keys, four derivatives for inputting 'c', 'x', 'x' and 'x' matched to the second basic consonant key Consonant keys are provided,
When the input through the third basic consonant key among the four basic consonant keys is received, four derivations for inputting the letters', ',', ', and' Consonant keys are provided,
When the input through the fourth basic consonant key is received, three derivative consonant keys for inputting the letters 'C', 'C' and 'C' matched to the fourth basic consonant key are provided Respectively,
Wherein when the input through the basic consonant key is received, control is performed so that a basic consonant matched to the basic consonant key is displayed on the display unit,
Wherein when the input through the derived consonant key is received, the basic consonant displayed on the display unit is changed to a derived consonant matched to the derived consonant key,
Wherein the control unit controls the basic consonant key to be provided when receiving an instruction through the basic consonant key to provide the derived consonant key again and then to provide the basic consonant key again,
Wherein the instruction to provide the basic consonant key again is a drag sensed in a predetermined direction on the touch sensor. 32. The method of claim 31,
The smart device comprising:
A smart device comprising a wearable device worn by a smartphone or user. delete delete delete 32. The method of claim 31,
The control unit includes:
Consecutive consonant keys; and upon receipt of an input via one of the four consonant keys, all or a portion of the consonant keys are changed into the derived consonant keys. delete 32. The method of claim 31,
The control unit includes:
Wherein the basic consonant key is provided when the input through the basic consonant key is received and the derivative consonant key is provided and an input through the derivative consonant key or an input through the vowel key is received. delete A computer-readable recording medium,
A recording medium on which a program for executing a character input method according to any one of claims 16, 25, 27, 29, and 30 is executed by a computer. A computer program stored on a medium for executing a method of inputting characters according to any one of claims 16, 25, 27, 29, and 30 in combination with a computer.

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