KR101373341B1 - Mobile communication terminal and its letter input method - Google Patents

Abstract

The present invention relates to a mobile communication terminal for displaying a special character required for writing a text message and inputting the displayed special character using a wheel key. The mobile communication terminal of the present invention is an output unit for displaying a special character list screen on the character input screen and the mobile communication terminal according to the present invention, calling the special character list for the display, or at least one of the displayed special characters And an input unit for receiving a special character and a controller for inputting the special character selected through the input unit to the text input screen. The mobile communication terminal of the present invention having the above-described configuration is displayed by overlaying the special character list on the text message creation screen without switching to the special character selection screen, thereby inputting the special characters to the user at the same time the text message creation screen. The effect is to be able to immediately see what is going on.

Wheel keys, special characters, mobile communication terminals

Description

MOBILE COMMUNICATION TERMINAL AND ITS LETTER INPUT METHOD}

1 is a block diagram showing the configuration of a mobile communication terminal having a character input function using a wheel key according to the present invention.

Figure 2 is an exemplary view showing a list of special characters displayed on the screen in accordance with the present invention.

Figure 3 is an exemplary view showing the appearance of a mobile communication terminal according to the present invention.

Figure 4 is a flow chart illustrating a character input process using a wheel key in accordance with the present invention.

Figure 5 is an exemplary diagram showing a character input screen using a wheel key step by step in accordance with the present invention.

Description of the Related Art [0002]

101: wireless communication unit 102: input unit

103: output unit 104: memory

105: controller 106: power supply

The present invention relates to a method of inputting a special character of a mobile communication terminal, and more particularly, to a mobile communication terminal for displaying a special character necessary for writing a text message and inputting the displayed special character using a wheel key.

Recently, as various functions are included in the mobile communication terminal, the user interface of the mobile communication terminal is evolving accordingly. However, since the user interface is designed to be suitable for newly integrated functions, it is inconvenient to use or inconvenient for other functions which are already integrated in the related art.

Accordingly, an object of the present invention is to provide a method for displaying a special character using a wheel key and a mobile communication terminal.

In addition, an object of the present invention is to provide a method for inputting a special character using a wheel key during a text message creation and a mobile communication terminal.

The mobile communication terminal according to the present invention for achieving the above object is an output unit for displaying a special character list screen on the character input screen, calling the special character list for the display, or at least any of the displayed special characters And a controller for inputting one special character to be selected and a controller for inputting the special character selected through the input unit to the text input screen.

In addition, the character input method according to the present invention for achieving the above object is a step of displaying a character input screen, if a predetermined key related to the input of a special character is input, displaying a list of special characters on the character input screen And selecting at least one special character from the list, and inputting the selected special character to the character input screen.

Hereinafter, various embodiments of the present invention will be described in detail with reference to the accompanying drawings. However, in describing the present invention, well-known technologies that are considered to be obscure the gist of the present invention will be omitted for clarity. In describing the present invention with reference to the drawings, the same reference numerals are used to denote components performing the same function.

1 is a block diagram showing the configuration of a mobile communication terminal having a character input function using a wheel key according to the present invention. Referring to Figure 1, it will be described in detail with respect to the terminal having a character input function using a wheel key according to the present invention.

As shown in FIG. 1, the mobile communication terminal 100 of the present invention includes a wireless communication unit 101, an input unit 103, an output unit 104, a memory 104, and a controller 108. .

Here, the input unit 102 includes a microphone 102a for receiving an external sound signal and a key input unit 102b for receiving an input of a user and generating an input signal corresponding thereto.

As illustrated in FIG. 3, the key input unit 102b includes a wheel key 300 that is rotatable. The wheel key is not necessarily limited to be attached to the upper surface of the mobile communication terminal, it is obvious that the rotation direction can also be configured to rotate up and down, as well as left / right.

In addition, the output unit 103 includes a display 103b for outputting video and a speaker 103a for outputting sound.

The wireless communication unit 101 transmits and receives a wireless signal with an external terminal or server through a wireless communication network. In this case, the wireless signal to be transmitted and received includes a voice, an image and a data signal.

The memory 104 stores all data input and output to the terminal 100 and all programs necessary for the operation of the terminal 100. In particular, in the present invention, the memory 104 may store data and programs for displaying and inputting special characters according to the rotation of the wheel key 300. Here, the special characters include various symbols and emoticons.

In addition, the output unit 103 displays, on the screen, a list of preset special characters 200 when the wheel key is operated while the text message is being created. In this case, the special character list 200 may be displayed in the form of a donut form as shown in FIG. 2 and divided into an inner side 202 and an outer side 201.

Here, a special character list is displayed on the outer side 201, and the special character selection cursor 203 rotates to select the special character according to the rotation of the wheel key. The selected special character may be displayed on the inner side 202, and receives a confirmation key (OK key) 301 of the user and enters the text message creation screen. In this case, the cursor 203 for selecting a special character may be displayed by a shadowing or highlighting effect.

In addition, the display 103b of the output unit 103 may be configured of a liquid crystal display (LCD) or an organic light emitting diode (OLDE), and may be used to operate the terminal and perform various functions. Display the required information.

The display and input method of the special character will be described in more detail below. Figure 3 is an exemplary view showing the appearance of a mobile communication terminal according to the present invention.

The controller 105 is electrically connected to each of the functional blocks and controls the functional blocks. In particular, in the present invention, when the wheel key 300 is operated by a user during character input, the controller 105 presets a predetermined list of special characters into a predetermined shape. Display on the screen and input special characters selected by the user.

Here, the wheel key 300 is not only rotatable, but can also be used as a navigation key by clicking in one direction. In the present invention, it can be used for switching the pages of the special character list.

In addition, the wheel key 300 may be configured by an inner key 301 and an outer key 302, and may operate the outer key 302 and the inner key 301 for different purposes. In addition, when the wheel key is configured as a touch screen combined with a touch input function and a display function, even if the outer key 302 does not directly rotate mechanically, a rotation input by a user's touch can be detected.

In addition, icons for performing various functions may be separately displayed on the inner key 301 and the outer key 302. For example, an icon for displaying a function icon (such as ▷ □ ▷) required for music playback, an icon for notifying reception of a message, an OK key, or a navigation key (for example, △△△ ▽) can be displayed.

In addition, when the user rotates the wheel key 300 during text input, the controller 108 displays the preset special character list 200 on the screen in a preset shape as shown in FIG. The rotation direction of the wheel key is detected and the special character selection cursor is moved in the corresponding direction. Of course, it is also possible to rotate the special character list while keeping the special character selection cursor stationary.

In this case, the special character list 200 is overlaid and displayed in a translucent manner so that the existing text message input screen is visible. Therefore, when the special character selected by the user is input into the text message being written, the user can immediately check.

The special character list 200 may be cleared when the user inputs a cancel key (not shown). Particularly, in the present invention, when the user inputs the text key 102b, the controller 108 returns to the text message input screen while clearing the special character list 200 so that the text can be input by the text key 102b. To help.

4 is a flowchart illustrating a character input process using a wheel key according to the present invention. Referring to Figure 4, it will be described in detail a character input process using a wheel key in accordance with the present invention.

The mobile communication terminal 100 enters a text message preparation mode according to a user's selection (S101).

Here, the text message creation mode refers to a mode for composing at least one message among a short message, a long message, a multimedia message, and an e-mail message. The multimedia message may include at least one image and a sound synchronized with the same.

After entering the text message creation mode, the user manipulates the text key 102b to input message content (S102). If the user wants to input a special character while composing the message as described above, the wheel key 300 is manipulated (S103). According to the operation of the wheel key, the mobile communication terminal 100 displays a list of special characters on the screen (S104).

The displayed special character list is linked to the wheel key provided in the mobile communication terminal, and according to the rotation of the wheel key (S105), the special character list is rotated or the cursor is rotated for selecting a special character of the list. Allow the user to select the desired special character (S106).

If the user selects any one character from the special character list (S107), the selected special character is immediately input as the message content (S108).

If one direction of the wheel key is clicked by the user (S109), the page of the special character is changed according to the direction (S110). For example, when clicked in the right direction, the next page is displayed. When clicked in the left direction, the previous page is displayed.

After the input of the selected special character is completed as described above, the special character list is continuously displayed so that the special character can be continuously input. That is, when the user wants to input the special character continuously, the user repeatedly selects the special character using the rotation of the wheel key and inputs the operation using the OK key.

When the user wants to stop inputting the special character and input text again, the user inputs a character key 102b. That is, when the user inputs the character key 102b (S111), the mobile communication terminal 100 clears the special character list and returns to the message content input screen (S112).

Thus, the user can continue to input the contents of the text message using the text key 102b.

Hereinafter, with reference to FIG. 5, a character input method using a wheel key according to the present invention will be described. 5 is a diagram illustrating a step-by-step text input screen using a wheel key in accordance with the present invention.

5A to 5D, a text message creation screen of the mobile communication terminal 100 is displayed, and a process of inputting a special character according to the manipulation or rotation of a wheel key is shown in stages.

First, as shown in (a) of FIG. 5, the user manipulates the wheel key 300 when a user wishes to input a special character while creating a text message. When the user operates or rotates the wheel key as described above, the mobile communication terminal displays a list of special characters in a predetermined form on the screen as shown in FIG.

When the user rotates the wheel key 300 while the special character list is displayed as described above, the mobile communication terminal also moves a cursor for selecting a special character on the list. For example, in FIG. 5 (b), the special character selection cursor selects a heart symbol (♡), but as the user rotates the wheel key, the special character selection cursor moves, as shown in FIG. 5 (c). The special character selection cursor selects an asterisk (★).

When the user inputs an OK key in the state where the heart symbol ♡ is selected, as shown in Fig. 5D, the heart symbol ♡ is input to the text message being created. Further, if an OK key is input while the asterisk is selected, the asterisk is also input as the content of the text message being created. The special character list is continuously displayed unless the user inputs a character key, so that the special character can be continuously input.

When the user completes inputting the special character and inputs the text key 102b, as shown in Fig. 5D, the mobile communication terminal returns to the text message creation screen, and the user continues the contents of the text message. Can be entered.

In the foregoing, preferred embodiments of the present invention have been described with reference to the accompanying drawings. Here, the terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary meanings, but should be construed as meaning and concept consistent with the technical idea of the present invention.

Therefore, the embodiments described in the present specification and the configurations shown in the drawings are merely the most preferred embodiments of the present invention, and not all of the technical ideas of the present invention are described. Therefore, It should be understood that various equivalents and modifications may be present.

As described above, the mobile communication terminal of the present invention overlays the special character list on the text message creation screen without switching to the special character selection screen, thereby inputting the special characters to the user at the same time as the text message creation screen. The effect is to be able to immediately see what is going on.

In addition, the mobile communication terminal of the present invention has an effect of allowing the user to easily input a special character by using a wheel key.

In addition, the mobile communication terminal of the present invention has the effect of automatically writing a text message by automatically clearing the special character list and switching directly to the text message creation screen when a text key is input while the special character list is displayed. .

Claims (10)

Displaying a character input screen; Displaying a list of special characters on the character input screen when a predetermined key related to a special character input is input; Selecting at least one special character by rotating the special character list according to a rotation of a wheel key linked to the special character list, or by rotating a cursor for selecting a special character from the list; And Character input method comprising the step of inputting the selected special character on the character input screen. The method of claim 1, wherein the special character list, Character input method, characterized in that the display to overlay the character input screen so that the display. The method of claim 1, wherein the special character list, Character input method characterized by displaying until a predetermined key related to character input is input. delete An output unit for displaying a special character list screen on a character input screen; An input unit for calling the special character list for displaying or selecting at least one special character from the displayed special character; And a controller for inputting the special character selected through the input unit to the text input screen. And the input unit includes a wheel key operated in association with the special character list. delete The method of claim 5, wherein the controller, And rotate the displayed list of special characters so as to correspond to the rotation of the wheel key, and change a page of the displayed special characters when one direction of the wheel key is clicked. The method of claim 5, wherein the controller, And when the user inputs a predetermined key related to character input, clears the special character list and returns to the character input screen. The method of claim 5, wherein the input unit, A mobile communication terminal, characterized in that it can be configured as a touch screen combined with the touch input function and display function. The method of claim 9, wherein the input unit, A mobile communication terminal, characterized in that to display an icon for performing various functions through the display function.

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