KR20070034257A - Mobile communication terminal and text message display method therefor - Google Patents

Abstract

The present invention relates to a text message display method in a mobile communication terminal, comprising the steps of receiving a message, displaying the received message on a first display unit, and displaying the received message. A message display screen for allowing a reply message to be written is displayed on the second display unit. According to the present invention, a text message can be created and searched more conveniently than in the prior art.

Mobile terminal, text message, SMS

Description

Mobile communication terminal and text message display method therefor {Mobile communication terminal and method for displaying SMS therefor}

1 is a schematic block diagram showing the configuration of a mobile communication terminal according to the present invention.

2 and 3 are exemplary screens of a first display unit and a second display unit for explaining a text message display method according to a first embodiment of the present invention.

4 is an exemplary screen of a first display unit and a second display unit for explaining a text message display method according to a second embodiment of the present invention.

5 is an exemplary screen of a first display unit and a second display unit for explaining a text message display method according to a third embodiment of the present invention.

6 is a schematic block diagram of a text message transmission and reception system according to a fourth embodiment of the present invention.

7 is a display screen for explaining a text message display method according to the prior art, (a) is a screen when receiving a text message and (b) is a screen when creating a text message.

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

10: mobile communication terminal 100: first display unit

200: second display unit 300: SMS processing unit

400: memory unit 500: input unit

600: control unit

The present invention relates to a mobile communication terminal, and more particularly, to a method of displaying a text message in a mobile communication terminal capable of transmitting and receiving a text message (SMS).

Today, due to the remarkable development of the information and communication field, the information and communication environment is undergoing a drastic change, and among these changes, mobile communication terminals are being used as many as a necessity in modern society. Due to the demands of consumers due to the expansion of the mobile communication terminal, various additional functions are added to the mobile communication terminal in addition to the general voice call.

In recent years, especially the new generation has been a lot of cases of simple communication via text message through a mobile communication terminal. In other words, if you ask or say hello in a text message, the other party generally responds to the text message again.

However, in the existing mobile communication terminal, there are a lot of inconveniences in writing a text message. For example, as shown in FIG. 7, when receiving a text message from a counterpart and writing a reply text message, the reply text message had to be written while the body content of the received text message was not displayed. (A) and (b) of FIG. 7). Therefore, if the contents of the received text message are not memorized well while writing a reply to the received text message, close the reply text message writing window, grasp the contents of the text by opening the received text message, and then create a reply text message again. There was a king when the window was opened and the reply was written from scratch.

In addition, when a text message is received from a third party while writing a text message, there is a problem that the contents of the existing text message are lost.

In addition, due to the frequent use of text messages, the amount of transmitted and received text messages stored in the terminal is gradually increased, and thus, a method for more conveniently searching for a large amount of previously received or sent messages is required. .

Accordingly, the present invention has been made to solve the above-described problems, even if you want to view the received text message again while creating a reply text message for a received text message, there is no need to close the reply text message creation window, A method of displaying a text message that can conveniently search a large amount of stored text messages and create a new text message related thereto, and prevent the existing text message contents from being lost even if a text message is received from a third party while the text message is being written. It is an object of the present invention to provide a mobile communication terminal.

In order to achieve the above object, the present invention provides a step of receiving a message, displaying the received message on a first display unit, and displaying the received message, and creating a reply message to the received message. And displaying a message creation screen on the second display unit. The message display method of the mobile communication terminal is provided.

In order to achieve the above object, the present invention provides a message processing unit for transmitting or receiving a message, displaying a message, and displaying a message creation screen for creating a reply message to the received message. At least two display units including a first display unit and a second display unit, and a control unit controlling the message processing unit and the display unit, wherein the first display unit displays the received message, and the second display unit Provides a mobile terminal for displaying a message composition screen.

In order to achieve the above object, the present invention provides a method for displaying at least some of messages stored in a terminal, when the terminal user selects one of the displayed messages, a body of the selected message is displayed on a first display unit. And displaying, on the second display unit, a message creation screen for displaying a selected message and allowing a new message to be created in association with the selected message. To provide.

In order to achieve the above object, the present invention provides at least two display units including a first display unit and a second display unit, a memory unit for storing transmitted and received messages, and the at least two display units, and the memory unit. And at least two display units to display at least some of the messages stored in the memory unit, and when the terminal user selects one of the displayed messages, the first display unit to the controller. A mobile communication terminal is provided that displays a body of a selected message and controls a second display unit to display a message composition screen that allows a second display unit to create a new message in association with the selected message.

In order to achieve the above object, the present invention provides a method of displaying a text message written by a terminal user, and when the terminal user receives a text message from another person while the text message is being written, the text message being created is continuously displayed. It provides a text message display method in a mobile communication terminal comprising the step of displaying a received text message.

In order to achieve the above object, the present invention includes at least one display unit, a text message processing unit for transmitting or receiving a text message, and a control unit for controlling the display unit and the text message processing unit, wherein the control unit is a terminal user Provides a mobile communication terminal for displaying a text message to be written and controlling the display to display the received text message while the terminal user receives the text message from another person while the text message is being written. .

In order to achieve the above object, the present invention is a mobile communication terminal proposed by the present invention comprises a plurality of mobile communication terminals participating in message transmission and reception, and a mobile communication base station and a mobile communication switching station, the plurality of mobile Provides a message transmission and reception system including a mobile communication system for relaying the message transmission and reception between communication terminals.

Hereinafter, with reference to the accompanying drawings, preferred embodiments of the present invention that can specifically realize the above object will be described. The present invention can be applied to a terminal having not only two but also one or three or more displays. However, in the following description, it is assumed that the present invention is applied to a mobile communication terminal having two displays for the sake of simplicity, and it should be noted that the present invention is not limited to the following description and implementation.

1 is a schematic block diagram showing the configuration of a mobile communication terminal according to the present invention.

As shown in FIG. 1, the mobile communication terminal 10 according to the present invention includes a first display unit 100, a second display unit 200, an SMS processing unit 300, a memory unit 400, and an input unit ( 500, and a control unit 600. Of course, the mobile communication terminal according to the present invention will be configured to include other components (for example, voice call processing unit, etc.) other than the above-described components, but the other components are not directly related to the present invention will be described. For simplicity, a detailed description thereof will be omitted below.

Looking at these components in detail, the first display unit 100 is preferably a touch screen, and displays a key button for inputting a telephone number and the like in the normal standby mode ((2-1 of FIG. 2). ) Reference).

The second display unit 200 is a dedicated display in the terminal 10 and displays information and text messages necessary for using the terminal. Like the first display unit 100, the second display unit 200 may also be configured as a touch screen for the convenience of the terminal user.

The SMS processing unit 300 serves to transmit or receive a text message. Although described herein as a text message (SMS) for the sake of simplicity of explanation, when the SMS processing unit 300 is replaced by an MMS processing unit, the present invention may be applied to a multimedia message service (MMS). Note that you can.

The memory unit 400 stores a program necessary for the operation and operation of the mobile communication terminal 10 and various information or data arbitrarily stored by the user as necessary, and particularly, transmits the information to the mobile communication terminal 10. Or it stores a received text message.

The input unit 500 allows a terminal user to input various commands or information to the mobile communication terminal 10. The input unit 500 may be a component that must be present if the first and second display units are not touch screens, or may be selectively included as components in the mobile communication terminal 10. The input unit 500 preferably includes a voice input unit 530 and a voice recognition unit 550 therefor, as well as a general keypad unit 510.

The controller 500 may include the entire terminal including the first display unit 100, the second display unit 200, the SMS transmission / reception unit 300, the memory unit 400, and the input unit 500. It has a role to control.

Hereinafter, various embodiments of the text message display method proposed by the present invention through the mobile communication terminal having such a configuration will be described.

Example 1 Compose a Reply Text Message

The first embodiment relates to a text message display method in a mobile communication terminal that allows a text message received from a counterpart to be able to write a reply text message.

A first embodiment of the present invention will be described with reference to FIGS. 2 and 3.

2 and 3 are exemplary screens of a first display unit and a second display unit for explaining a text message display method according to a first embodiment of the present invention.

The mobile communication terminal 10 according to the present embodiment displays a screen as shown in (2-1) of FIG. 2 during the normal standby mode state. That is, a general key button for inputting a telephone number or the like is displayed on the screen of the first display unit 100, and the current terminal state (current date, time, and radio wave reception state) is displayed on the screen of the second display unit 200. Etc.) are displayed.

When the mobile communication terminal 10 receives a text message from the other party while in the normal standby mode, the second display unit 200 of the mobile communication terminal 10 displays a display screen as shown in (2-2) of FIG. 2. This changes. That is, the screen of the first display unit 100 is the same as in (2-1) of FIG. 2, but the screen of the second display unit 200 is the body content of the received text message and the received information (for example, the sender name). And an icon (" delete ", " reply ") for processing the text message.

At this time, the terminal user displays the "reply" icon 220 on the screen of the second display 200 of FIG. 2 (2-2) in order to reply after reading the text of the received text message. After activating using the navigation (up, down, left, right icon) 120 on the screen of 100, and pressing the "OK" icon 140 on the screen of the first display 100, the screen of the first display 100 It changes as shown in (2-3) of FIG. (If the second display unit 200 is configured as a touch screen, the second display unit 200 may be configured to directly point and select the “reply” icon 220 on the screen of the second display 200 with a stylus pen or a finger.)

That is, in FIG. 2 (2-3), the screen of the second display 200 is the body content of the received text message so that the terminal user can refer to it when writing a reply message as in (2-2) of FIG. While continuing to display, the first display 100 displays a text message writing screen for writing a reply text message. Accordingly, the terminal user can write a reply text message while continuously looking at the body content of the received text message.

Meanwhile, in the above description, it is configured to display as shown in (2-3) of FIG. 2 only after selecting the "Reply" icon of (2-2) of FIG. 2 after receiving a text message. If the terminal user starts handwriting on the screen of the first display unit (touch screen) 100 of (2-1) as shown in (2-4) of FIG. It may be configured to display a text message writing screen for handwriting input as in (2-5). The reply text message written by the user of the terminal may be converted into a text through a text recognition unit (not shown) and then transmitted to the other party, or may be transmitted to the other party as an image file without additional text conversion.

In addition, instead of a separate icon manipulation, the terminal user inputs a voice such as "Reply" through the voice input unit 550 of the input unit, for example, and displays the text message writing screen. The speech recognition unit 530 may be configured to be speech-to-text (STT) converted to be input as a character on the text message creation screen.

In addition, when the text message is received, the text message writing screen is displayed immediately without any other key button manipulation, that is, the screen display is changed from (2-1) of FIG. 2 to (2-3) of FIG. It may be.

After the terminal user completes the reply writing on the displayed text message writing screen, selecting the "confirmation" icon 140 on the screen of the first display 100 completes the reply text message writing.

Meanwhile, when writing a reply in the text message writing screen, "block copying" a part of the content displayed on the screen of the second display 200 to paste the block on the text message writing screen of the first display 100. May be configured to do so. This function is more desirable when the second display is configured as a touch screen. This will be described below with reference to FIG. 3.

As an example of receiving a text message "I love you ♡" from the other party, as shown in (3-1) of FIG. Next, as shown in (3-2) of FIG. 3, a block designation "I love you" is specified in the received text message, and then a "copy" icon 150 is selected on the screen of the first display unit 100. Then, as shown in (3-3) of Figure 3, the reply text message "I love you two" is completed. Then, if the "OK" icon 140 is selected, the reply text message "I love you too ♡" is completed.

As described above, the "copying block" and "paste block" functions may be very useful when the second display unit is a touch screen, but the "menu" icon and "navigation" may be used even if the second display unit is not a touch screen. It will be easy for those skilled in the art to configure such that it can be implemented by appropriate key manipulation or key input via an icon or the like.

Example 2- Writing a Text Message After Searching for a Text Message

The second embodiment is a text message in a mobile communication terminal displaying a text message writing screen for allowing a terminal user to search for text messages stored in the terminal, select a text message, and then create a new text message associated with the selected text message. It relates to a display method.

A second embodiment of the present invention will be described in detail with reference to FIG. 4.

4 is an exemplary screen of a first display unit and a second display unit for explaining a text message display method according to a second embodiment of the present invention.

When entering the text message search mode using the " menu " icon 160 in the normal standby mode of FIG. 4 (4-1), the search screen of FIG. 4 (4-2) is displayed.

In the search screen, a sender / receiver name, a send / receive date, a search word, and the like (a search condition is not limited thereto) may be searched as a single search condition, and the search condition may be searched in a combination of and or or methods. It may be configured to.

4 (4-2) illustrates a case where a search is performed using a single search condition with a sender / receiver name " Hong Gil Dong ". When the user inputs "Hong Gil Dong" to the sender / receiver name item and selects the "OK" icon of the first display unit 100, the terminal user transmits to the Hong Gil Dong among the text messages stored in the memory unit 400 or the Hong Gil Dong terminal user. All text messages sent to are retrieved and displayed.

The retrieved text messages are preferably divided into a send text message group and a receive text message group and displayed in a list form.

When the second display unit 200 is not a touch screen, it is preferable that both the sent text message group and the received text message group are displayed on the second display unit 200 as shown in (4-3) of FIG. 4. . In this case, it may be configured to select one of the text messages displayed by manipulating the "navigation" icon 120 and the "confirmation" icon 140 of the first display unit.

When the second display unit 200 is a touch screen, as shown in (4-4) of FIG. 4, one of the sending text message group and the receiving text message group is the first so that the terminal user can view more text messages at once. Preferably, the display unit 100 is displayed on the display unit 100 and the other is displayed on the second display unit 200. In this case, the terminal user may select one of the displayed text messages by directly pointing with a stylus pen or a finger.

Alternatively, the searched text messages may be configured to immediately display the body content instead of the list form. That is, when the search condition is input in (4-2) of FIG. 4 and the "confirmation" icon 140 of the first display unit is pressed, the text message corresponding to the search condition is not the list of the text messages (4-5) of FIG. Immediately, the body content is displayed sequentially.

The text content may be configured to be sequentially displayed whenever the terminal user inputs a specific command, or may be configured to be sequentially displayed automatically at predetermined time intervals.

The specific command may be a key button operation using a "navigation" icon of the first display unit, or a predetermined voice input of the voice input unit 550 (for example, "next").

As such, when one of the searched text messages displayed in various forms is selected, the body of the selected text message is displayed as shown in (4-6) of FIG. 4, and the selected text message (the selected text message) is displayed. Text message creation screen is displayed so that a new text message can be created in association with (regardless of whether the send text message is a received text message).

Since various aspects of inputting a text message on the text message creation screen have been described in detail in the first embodiment, the description thereof will be omitted for simplicity.

Third Embodiment -Receiving a Text Message While Writing a Text Message

The third embodiment relates to a text message display method that can keep a text message being created even when a text message is received from another person while writing a text message.

A third embodiment of the present invention will be described in detail with reference to FIG. 5.

5 is an exemplary screen of a first display unit and a second display unit for explaining a text message display method according to a third embodiment of the present invention.

In the normal standby mode of FIG. 5 (5-1), when the “menu” icon 160 is selected to enter a letter writing menu using a text message, the first and second display units as shown in FIG. 5 (5-2) are shown. The screens 100 and 200 are displayed. That is, in (5-2) of FIG. 5, the first display unit 100 displays a keypad for writing a text message, and the message content being created through the keypad is displayed on the screen of the second display unit 100. FIG. .

When the text message is received from another person while the text message is written as shown in (5-2) of FIG. 5, the first and second display units 100 and 200 display the same as (5-3) of FIG. 5. Will be displayed. That is, the screen of the second display unit 200 of FIG. 5 (5-3) continues to display the message being created as in (5-2) of FIG. 5, while the screen of (5-3) of FIG. The screen of the first display unit 100 displays the main content of the received text message. Accordingly, the terminal user can view the received text message while maintaining the text message being written.

When the terminal user selects the "confirmation" icon 140 shown in (5-3) of FIG. 5 after viewing the received text message, the screen of the first display unit 100 is displayed in (5-4) of FIG. In addition, a keypad for writing a text message is displayed again, and the terminal user can complete the text message being written.

Fourth embodiment -text message transmission and reception network

The fourth embodiment relates to a text message transmission / reception system for allowing text messages to be transmitted and received between mobile communication terminals capable of implementing the text message display method according to the first to third embodiments described above.

A fourth embodiment of the present invention will be described in detail with reference to FIG. 6.

6 is a schematic block diagram of a text message transmission and reception system according to a fourth embodiment of the present invention.

Text message transmission and reception system according to a fourth embodiment of the present invention, the first and second mobile communication terminals (10a, 10b), mobile communication network 20, personal computer 30, the Internet network 40, and WAP gateway 50, etc. are comprised.

The first mobile communication terminal 10a and / or the second mobile communication terminal 10b are mobile communication terminals that can implement the text message display method according to the first to third embodiments of the present invention described above. In FIG. 6, only two mobile communication terminals are shown, but two or more terminals may be included in the text message transmission / reception system.

The mobile communication network 20 includes a mobile communication base station and a mobile communication switching center, and allows text messages to be transmitted and received between a plurality of mobile communication terminals.

In addition, the text message transmission and reception system may include a personal computer (30). The personal computer 30 passes through the mobile communication network 20 to the first mobile communication terminal 10a and / or the second mobile communication terminal 10b via the Internet network 40 and the WAP gateway 50. Send a text message.

It is apparent to those skilled in the art that the present invention can be embodied in other specific forms without departing from the spirit and essential features of the present invention. Although the present invention has been described in the case where the present invention is applied for a text message such as SMS, those skilled in the art will readily appreciate that the present invention can be applied to MMS messages, e-mail messages as well as SMS. .

Accordingly, the above detailed description should not be construed as limiting in all aspects and should be considered as illustrative. The scope of the invention should be determined by reasonable interpretation of the appended claims, and all changes within the equivalent scope of the invention are included in the scope of the invention.

Referring to the effects of a mobile communication terminal and a text message display method for the same according to the present invention described above are as follows.

First, according to the present invention, when a reply text message is written to a received text message, the reply text message can be written while watching the received text message.

Second, according to the present invention, even if the amount of text messages transmitted and received stored in the terminal is increased due to the frequent use of text messages, it is possible to search a large amount of previously transmitted and received messages more conveniently, and to search for new text messages related to the searched text messages. The advantage is that you can easily write text messages.

Third, according to the present invention, even if a text message is received from another person while creating a text message, the received text message can be confirmed without affecting the text message being created, and after the verification, the text message being created can be continuously continued. There is an advantage.

Claims (64)

a) receiving a message; b) displaying the received message on a first display unit; And and c) displaying the received message, and displaying a message writing screen on the second display unit, the message compose screen enabling the user to compose a reply message to the received message. The method of claim 1, At least one of the first display unit and the second display unit is a message display method in the mobile communication terminal, characterized in that the.  The method of claim 2, And in step c), when the terminal user inputs a predetermined command to display the message writing screen, the message writing screen is displayed. The method of claim 3, wherein The second display unit is made of a touch screen, And the command is performed through a predetermined key input manipulation or handwritten input on the touch screen. The method of claim 3, wherein The mobile communication terminal further includes an input unit capable of voice input and voice recognition, And the command is performed by a terminal user inputting a predetermined voice to the input unit. The method of claim 2, The second display unit is made of a touch screen, In step c), the writing of the reply text message is a message display method in a mobile communication terminal, characterized in that is performed through a predetermined key input operation or handwritten input on the touch screen. The method of claim 1, The mobile communication terminal further includes an input unit capable of voice input and voice recognition, The method of displaying a reply text message is performed by a terminal user inputting a predetermined voice to the input unit. The method according to any one of claims 1 to 7, The message creation screen is a message display method for a mobile communication terminal, characterized in that to copy and paste at least a part of the contents of the received message. A message processing unit for transmitting or receiving a message; At least two display units including a first display unit and a second display unit to display a message composition screen for displaying the received message and allowing to compose a reply message to the received message; And And a controller for controlling the message processor and the display unit. And a first display unit to display the received message, and a second display unit to display the message composition screen. The method of claim 9, At least one of the first display unit and the second display unit comprises a touch screen.  The method of claim 10, The touch screen, the mobile communication terminal characterized in that the message writing screen is displayed when a user inputs a predetermined command on the touch screen to display the message writing screen. The method of claim 11, The second display unit is made of a touch screen, And the command is performed through a predetermined key input manipulation or handwritten input on the touch screen. The method of claim 11, The mobile communication terminal further includes an input unit capable of voice input and voice recognition, And the command is performed by a terminal user inputting a predetermined voice to the input unit. The method of claim 10, The second display unit is made of a touch screen, The method of displaying a message in a mobile communication terminal, characterized in that the preparation of the reply text message is performed through a predetermined key input operation or a handwritten input on the touch screen. The method of claim 9, The mobile communication terminal further includes an input unit capable of voice input and voice recognition, The method of displaying a reply text message is performed by a terminal user inputting a predetermined voice to the input unit. The method of claim 15, The message creation screen, the mobile terminal, characterized in that the voice input by the terminal user through the input unit can be converted into a corresponding character through the voice recognition. The method of claim 9, The mobile communication terminal further comprises an input unit for the terminal user to input a variety of information. The method of claim 17, The input unit includes a keypad, wherein the terminal user can input a variety of information through the key input operation on the keypad. The method of claim 17, The input unit includes a voice input function and a voice recognition function, and a terminal user can input a variety of information by inputting a voice through the input unit. The method according to any one of claims 9 to 19, The message creation screen is a mobile communication terminal, characterized in that to copy and paste at least a part of the content of the received message. a) displaying at least some of the messages stored in the terminal; b) when the terminal user selects one of the displayed messages, displaying the body of the selected message on the first display unit; And and c) displaying, on the second display unit, a message creation screen for displaying a selected message and allowing a new message to be created in association with the selected message. The method of claim 21, and d) receiving a message from the terminal user. The method of claim 21, wherein step a) comprises: Receiving, from a terminal user, a search condition for searching for a message stored in the terminal; And Displaying a list of messages retrieved by the search condition; and displaying a message in the mobile communication terminal. The method of claim 21, wherein step a) comprises: Receiving, from a terminal user, a search condition for searching for a message stored in the terminal; And And sequentially displaying the texts of the messages searched by the search condition. The method of claim 23, And said search condition comprises a sender / receiver name, a send / receive date, a search word, or a combination thereof. The method of claim 25, The message search method of the mobile communication terminal, characterized in that the messages retrieved by the search conditions are divided into a display message group and a transmission message group. The method of claim 26, And the transmission message group and the reception message group are displayed on different display units, respectively. The method of claim 26, And the transmission message group and the reception message group are displayed on one display unit. The method of claim 25, The texts are message display method in the mobile terminal, characterized in that sequentially displayed whenever the terminal user inputs a specific command. The method of claim 24, And the texts are sequentially displayed automatically at predetermined time intervals. The method of claim 21, At least one of the first display unit and the second display unit is a message display method in the mobile communication terminal, characterized in that the.  The method of claim 31, wherein And in step c), when the terminal user inputs a predetermined command to display the message writing screen, the message writing screen is displayed. The method of claim 32, The second display unit is made of a touch screen, And the command is performed through a predetermined key input operation or handwritten input on the touch screen. The method of claim 32, The mobile communication terminal further includes an input unit capable of voice input and voice recognition, And the command is performed by a terminal user inputting a predetermined voice to the input unit. The method of claim 31, wherein The second display unit is made of a touch screen, In step c), the writing of the reply text message is a message display method in a mobile communication terminal, characterized in that is performed through a predetermined key input operation or handwritten input on the touch screen. The method of claim 21, The mobile communication terminal further includes an input unit capable of voice input and voice recognition, The method of displaying a message in a mobile communication terminal, wherein the reply message is written by a terminal user inputting a predetermined voice to the input unit. The method according to any one of claims 21 to 36, The message creation screen is a message display method for a mobile communication terminal, characterized in that to copy and paste at least a part of the contents of the received message. At least two display units including a first display unit and a second display unit; A memory unit for storing transmitted and received messages; And And a controller configured to control the at least two display units and the memory unit. The controller may display at least some of the messages stored in the memory unit, and when the terminal user selects one of the displayed messages, the first display unit may display a body of the selected message. And a second display unit configured to display a message creation screen allowing a new message to be created in association with the selected message. The method of claim 38, The mobile communication terminal further includes an input unit for inputting information by the terminal user, The control unit receives a search condition for searching for a message stored in the memory unit through the input unit from the terminal user, and controls the display unit to display a list of messages searched by the search condition. terminal. The method of claim 38, The mobile communication terminal further includes an input unit for inputting information by the terminal user, The control unit receives a search condition for searching for a message stored in the memory unit through the input unit from the terminal user, and controls the display unit to sequentially display texts of the message searched by the search condition. Mobile terminal. The method of claim 39, And said search condition comprises a sender / receiver name, a send / receive date, a search word, or a combination thereof. 42. The method of claim 41 wherein And the messages retrieved by the search condition are divided into a transmission message group and a reception message group. The method of claim 42, And wherein the transmission message group and the reception message group are displayed on different display units, respectively. The method of claim 42, And the transmission message group and the reception message group are displayed on one display unit. The method of claim 40, The texts are sequentially displayed whenever the terminal user inputs a specific command through the input unit. The method of claim 40, And the texts are sequentially displayed automatically at predetermined time intervals. The method of claim 38, At least one of the first display unit and the second display unit is a mobile communication terminal, characterized in that the touch screen.  The method of claim 47, In the touch screen, the message writing screen is displayed when a terminal user inputs a predetermined command to the touch screen to display the message writing screen. 49. The method of claim 48 wherein The second display unit is made of a touch screen, And the command is performed through a predetermined key input manipulation or handwritten input on the touch screen. 49. The method of claim 48 wherein The mobile communication terminal further includes an input unit capable of voice input and voice recognition, And the command is performed by a terminal user inputting a predetermined voice to the input unit. The method of claim 47, The second display unit is made of a touch screen, And the writing of the reply message is performed through a predetermined key input manipulation or handwritten input on the touch screen. The method of claim 38, The mobile communication terminal further includes an input unit capable of voice input and voice recognition, The method of displaying a reply text message is performed by a terminal user inputting a predetermined voice to the input unit. The method of claim 52, wherein The message creation screen, the mobile terminal, characterized in that the voice input by the terminal user through the input unit can be converted into a corresponding character through the voice recognition. The method of claim 38, The mobile communication terminal further comprises an input unit for the terminal user to input a variety of information. The method of claim 54, wherein The input unit includes a keypad, wherein the terminal user can input a variety of information through the key input operation on the keypad. The method of claim 54, wherein The input unit includes a voice input function and a voice recognition function, and a terminal user can input a variety of information by inputting a voice through the input unit. The method of any one of claims 38-56, wherein The message composition screen is a mobile communication terminal, characterized in that to copy and paste at least a part of the contents of the selected message. a) displaying a message written by the terminal user; And b) when the terminal user receives a message from another person while composing the message, displaying the received message while continuously displaying the composing message. The method of claim 58, and c) allowing a terminal user to continue writing the message being written after confirming the received message. The method of claim 58, The mobile communication terminal includes two or more display units, And the message being written and the received message are displayed on different display units. At least one display unit; A message processing unit for transmitting or receiving a message; And A control unit for controlling the display unit and the message processing unit; And the controller is configured to display a message written by the terminal user and to display the received message while continuously displaying the message being written when the terminal user receives a message from another person while the message is being written. 62. The method of claim 61, The controller further controls the terminal user to continue writing the message being written after confirming the received message. 62. The method of claim 61, The mobile communication terminal includes two or more display units, The message being written and the received message are displayed on different display units. A mobile communication terminal according to any one of claims 9, 38, or 61, comprising: a plurality of mobile communication terminals participating in message transmission and reception; And And a mobile communication system configured to include a mobile communication base station and a mobile communication switching center, for relaying the message transmission and reception between the plurality of mobile communication terminals.

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