JP2003018660A - Portable telephone message processing system, method and device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To confirm the content of a received short message easily. SOLUTION: A message (received message) as a short message service received by a portable telephone 10 is stored in a receive report 31 of a memory unit 30, and at the same time sent from a wireless communication unit 11 to a portable information terminal 50. In the portable information terminal 50, the received message is stored in a receive report 71 of a memory unit 70, read out by a command of an input unit 53 and displayed on a display unit 52. When the short message should be sent to a desired communication opponent, the message received so far is read out from the receive report 71 and displayed as a part in a message communication screen of the display unit 52. While looking at the message, the user can enter a transmitting message, and the complete transmitting message data is once sent to the portable telephone 10 and transmitted from the portable telephone 10 to the communication opponent.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mobile phone compatible with a message service, and a message processing system of a mobile information terminal for supplementing display / input of a message.

[0002]

2. Description of the Related Art A short message service is one of message services for mobile phones. This is a method of sending a message (a fixed text or a text created each time) of about several tens of characters using a telephone number as an address, and is widely used as a simple character communication means.

However, since the number of operation keys is so small that the same operation key must have many functions, the mobile phone is not efficient in inputting characters because the number of operation keys is small. There is a problem,
The display of a mobile phone is generally small, and there is a problem that the amount of information that can be displayed at one time is small.

As a method of compensating for these problems and maintaining portability, there has been proposed a method of synchronizing data of a short message between a mobile phone and a mobile information terminal, and managing the same as an e-mail on the mobile information terminal. There is.

[0005]

However, unlike e-mail, short messages are severely limited in the number of characters that can be formed. Therefore, when sending a reply to a message received from a communication partner, it is often impossible to create a reply message by citing a received message from the communication partner due to the limitation of the number of characters. Therefore, the communication partner may not understand the contents of the reply message unless the previously sent message is opened and the contents thereof are confirmed if there is a delay between the sending of the message and the reception of the reply message.

Further, if messages relating to a plurality of communication partners are stored in one outbox and one inbox, it will take time and effort to confirm the content of communication with a particular communication partner.

The present invention has been made to solve the above problems, and an object thereof is to provide a mobile phone message processing system, method, and method for efficiently operating input / display of messages. It is to provide a device to be used.

[0008]

In order to achieve the above object, the present invention comprises a mobile phone and a mobile information terminal which are compatible with a message service and are connected via a communication line. A mobile phone message processing system capable of transmitting and receiving message data to and from the wireless communication via a wired or wireless communication.
In the method, the message data from the communication partner received by the mobile phone via the mobile phone line is sent to the mobile information terminal as received message data, stored and stored, and the message data created by the mobile information terminal is stored. It is stored and saved as sent message data and sent to a mobile phone and sent to a communication partner via a mobile phone line.The mobile information terminal stores and saves the communication partner when creating a send message to the communication partner. The received message data and the transmitted message data are displayed on the display screen at the same time.

When the mobile information terminal receives a new received message from the mobile phone, the mobile information terminal receives the new received message and the received message data already stored and stored for the communication partner who has transmitted the new received message. Display outgoing messages on the display screen at the same time.

When the mobile information terminal receives a new received message from the mobile phone, it stores and holds this new received message as an unconfirmed message.
Information indicating that there is an unconfirmed message is displayed on the display screen, and along with the confirmation request of the unconfirmed message,
The unconfirmed message and the received message data and the transmitted message data that have already been stored and saved for the communication partner who has transmitted the unconfirmed message are simultaneously displayed on the display screen.

Further, the contents displayed on the display screen by the received message data and the transmitted message data are the contents of the message and the sender name of the message.

In order to achieve the above object, the present invention is a mobile phone which is connected to a mobile phone line and is compatible with a message service, and which transmits message data to and from a communication partner via the mobile phone line. A transmission / reception control unit that controls transmission / reception, a storage unit that stores reception message data from a communication partner and transmission message data that is transmitted to the communication partner, and output the reception message data stored in the storage unit to the outside wirelessly or by wire. , A configuration including an input / output control unit that wirelessly or wiredly inputs transmission message data addressed to an external communication partner and stores the same in a storage unit, and reads the transmission message data stored in the storage unit,
Send it to the other party via the mobile phone line.

In order to achieve the above object, the present invention stores an input / output unit for inputting a received message from a communication partner and outputting a transmission message to the communication partner, and received message data and transmission message data. A storage unit; and a first control unit for storing the reception message data input from the input / output unit in the storage unit, reading the transmission message data stored in the storage unit, and outputting the transmission message data from the input / output unit.
Received message data that has already been stored in the storage unit for the sender of this new received message data, including the input means for the message to be transmitted to the communication partner, the display unit, and the new received message data input from the input / output unit. And new transmission message data are displayed on the display unit, and new transmission message data input from the input means is stored in the storage unit, and this new transmission message data becomes the destination of this new message data. A second control unit that causes the display unit to display the received message data and the transmitted message data already stored in the storage unit for the communication partner is provided.

The reception message data and the transmission message data include the identification information of the communication partner, and the second control unit identifies the identification information included in the new reception message data and the new transmission message data. Based on the above, the received message data and the transmitted message data already stored in the storage unit are read with respect to the communication partner as the source of this new received message data and the communication partner as the destination of this new transmitted message data. To do so.

Further, the second control unit inputs the communication partner as a transmission destination through the input means, and the reception message data and the transmission message data already stored in the storage unit for the communication partner from the storage unit. In addition to reading and displaying on the display unit, a prompt requesting input of a new message from the input means is displayed on the display unit.

Further, in the display section, the arrangement order of the message data to be displayed is the time series order.

In this way, the user of the message service can use the mobile phone compatible with the message service,
A mobile information terminal equipped with a keyboard having a better input performance than a mobile phone and a display with a larger display amount than a mobile phone is used as a set, and the mobile phone and the mobile information terminal are connected by wired or wireless communication, It has a function to send and receive message data to and from each other.
The mobile information terminal classifies the transmitted / received messages for each communication partner and displays the messages transmitted / received with the same communication partner on one display screen in chronological order, so that the progress of communication can be easily grasped. Also, a message can be created and transmitted on this message display screen.

[0018]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. FIG. 2 is a diagram showing an outline of the present invention in a mobile phone message service system, in which 10 is a mobile phone, 40 is a mobile phone line, and 50 is a mobile information terminal.

In the following description, the above short message is used as an example of the message, but the present invention is not limited to this.

In FIG. 2, the mobile phone 10 is used to carry out a call or message communication with a communication partner via the mobile phone line 40 and to receive various information services using the Internet, as in the conventional case. But you can
When using the mobile phone message service, the mobile phone message service is used together with the mobile information terminal 50. That is, the mobile phone 10 and the mobile information terminal 50 together constitute a mobile phone message processing system according to the present invention, and a user of the mobile phone message service system (hereinafter, simply referred to as a user) uses the mobile phone. The mobile phone 10 and the mobile information terminal 50 compatible with the message service are owned as a set. The mobile phone 10 and the portable information terminal 50 are connected by a wireless communication interface such as infrared rays or a wireless LAN or by a wire such as a cable or an optical fiber, and the portable information terminal 50 can display or create (input) a short message. It can be configured.

FIG. 1 shows a mobile phone message processing system and method according to the present invention used in the mobile phone message service system shown in FIG.
10 is a mobile phone, 11 is a wireless communication device, 20 is a processing control device, 21 is a short message transmission / reception control unit, and 22 is a short message communication control. Part, 3
0 is a storage device, 31 is a reception book, 32 is a transmission book, 50 is a personal digital assistant, 51 is a wireless communication device, 52 is a display device, and 5
3 is an input device, 60 is a processing control device, 70 is a storage device,
Reference numeral 71 is a reception book, 72 is a transmission book, 73 is a telephone book, and 74 is owner information.

In FIG. 1, a mobile phone 10 is a mobile phone compatible with the mobile phone message service system as shown in FIG. 2, and includes a processing control device 20, a storage device 30, and a wireless communication device 11. There is. The processing control device 20 includes a short message transmission / reception control unit 21 that controls transmission / reception of short message data using the mobile phone message service system, and the wireless communication device 11.
And a short message communication control unit 22 that controls the transmission and reception of short message data with the portable information terminal 50. In the storage device 30, a reception record 31 that collects received short message data and a transmission record 32 that collects transmitted short message data are recorded.

On the other hand, the portable information terminal 50 includes a processing control device 60, a storage device 70, a wireless communication device 51, and a display device 52.
And an input device 53. The processing control device 60 is
A message display / input control unit 61 that controls the display and creation (input) of the short message data, and a short message communication control unit 62 that controls the wireless communication device 51 to transfer the short message data to and from the mobile phone 10. It has and. The storage device 70 includes a reception book 71 in which the received short message data is collected, a transmission book 72 in which the transmitted short message data is collected, a telephone directory 73 in which the telephone numbers of the communication partners who exchange short messages, and the like are stored. Owner information 74, which is information about the user who owns the mobile phone 10 and the mobile information terminal 50 as a set (name, telephone number of the mobile phone 10, etc.), is recorded. Further, the display device 52 is
The mobile phone 10 has a display screen that is sufficiently larger than the display screen (not shown) and has a sufficiently large amount of displayable information. Further, the input device 53 is composed of a keyboard, and this keyboard has a large number of operation keys as compared with a keyboard (not shown) of the mobile phone 10, which allows the number of functions set for each operation key. The number is reduced to make it easier to input short messages.

Although wireless communication or wired communication is performed between the wireless communication devices 11 and 51 as described above,
Here, it is assumed that wireless communication is performed.

FIG. 3 is a block diagram showing a specific example of the reception book data in the reception book 31 in the storage device 30 of the mobile phone 10 and the reception book 71 in the storage device 70 of the portable information terminal 50.

In the figure, the reception book data includes the telephone number (that is, the transmission source telephone number) a1 of the communication partner (transmission source) of the short message received by the mobile telephone 10, its message content a2 and the reception date and time a3. Therefore, the reception book data corresponding to the number of received short messages is registered in the reception books 31 and 71.

FIG. 4 is a block diagram showing a specific example of transmission list data in the transmission list 32 in the storage device 30 of the mobile phone 10 and the transmission list 72 in the storage device 70 of the portable information terminal 50.

In the figure, the transmission list data includes the telephone number (that is, the transmission destination telephone number) b1 of the communication partner (transmission destination) of the short message transmitted from the mobile telephone 10, its message content b2, and the transmission date and time b3. Therefore, the transmission list data corresponding to the number of transmitted short messages is registered in the transmission lists 32 and 72.

FIG. 5 is a block diagram showing a specific example of telephone directory data in the telephone directory 73 in the storage device 70 of the portable information terminal 50.

In the figure, the telephone directory data is composed of the name c1 and the telephone number c2 of the communication partner (destination or source) with which the short message is exchanged, and these are registered in the plural telephone directory 73. . Some of the phone book data is registered by being input from the input device 53, and some is registered with the telephone number or name of the communication partner received together with the short message.

FIG. 6 is a data configuration diagram schematically showing a specific example of the owner information 74 stored in the storage device 70 of the portable information terminal 50.

In the figure, as the owner information 74,
Only the names of owners (users) of the mobile phone 10 and the mobile information terminal 50 are registered. However, the telephone number of the mobile phone 10 may be registered at the same time.

Next, the operation of this embodiment will be described with reference to the system control flowchart shown in FIG.

First, the operation of receiving a short message will be described.

In FIG. 7, in the mobile phone 10, the short message transmission / reception control unit 21 is normally in a short message reception waiting state, and the mobile phone line 40
When the short message data is sent to the mobile phone 10 via (FIG. 2), the short message data is received, and under the control of the short message transmission / reception control unit 21, it is received by the storage device 30 as reception book data. It is registered in the book 31 (step 100). The registered reception book data has the configuration described above with reference to FIG. 3, and specifically,
For example, as shown in FIG. 8, the source telephone number a1 is "09
0- ××××-△△△△ 」and set the reception date and time a3 to“ 2000/10
/ 01 PM 3:00 "and the message content a2 is" Did you have materials for today's meeting? "

Next, the short message communication controller 22
Under the control of 1., the reception book data registered in step 100 is read from the reception book 31, and the reception short message data is received from the wireless communication device 11 to the portable information terminal 5
Is transmitted wirelessly to 0 (step 101).

In the portable information terminal 50, the received short message data is received by the wireless communication device 51, and under the control of the short message communication control unit 62, it is received as reception book data having a data structure as shown in FIG. Book 71
Will be stored in. Then, the message display / input control unit 61 creates a message communication screen based on the received short message data and displays it on the display device 52 (step 201).

As described above, under the control of the short message communication control unit 62, when the data is stored in the reception book 71 as reception book data having the data structure shown in FIG. 3, message display / input is performed. The control unit 61 has the display device 52.
It may be possible to display that there is an unconfirmed message in. In this case, the user looks at this display and
When the input device 53 is operated to instruct the reading of this message, the message display / input control unit 61 may cause the display device 52 to display a message communication screen for this unconfirmed received message.

FIG. 9 is a block diagram showing a specific example of such a message communication screen. Here, the received short message data is stored in the reception book 71, and
Alternatively, when there is an instruction to read an unconfirmed message from the input device 53, the message display / input control unit 61
The message communication screen will be displayed immediately by, but for the short message already confirmed,
A similar message communication screen can be displayed by specifying the communication partner.

In FIG. 9, a message communication screen 800
Is for displaying a short message exchanged with the same communication partner, and includes a display area 801 for the name of the communication partner and a display area 810 for the short message exchanged with this communication partner.
In 01, the name (for example, name) of the communication partner who has sent the received short message is displayed. When there are a plurality of short messages exchanged with this communication partner, a display area 810 is provided for each of them. For each of these display areas 810, the sender name 811 and the message content 81
2 and a prompt 813 are displayed.

Therefore, if the telephone number of the communication partner as shown in FIG. 10 is registered in the telephone directory 73 and there is received short message data as shown in FIG. 8, the received message data shown in FIG. Since the caller's telephone number a1 is “090- ×××× -ΔΔΔΔ”, the message display / input control unit 61 determines from the contents of the telephone directory 73 shown in FIG. The communication partner is determined to be "Taro XX", and a message communication screen 800 in which the content of the display area 801 for the name of the caller is "Taro XX" as shown in FIG. 11 is displayed on the display device 52.

When the processing of the above step 201 is completed, the message display / input control unit 61 then reads the reception book data instructed from the reception book 71, and as shown in FIG. 12, the message shown in FIG. A short message display area 810a is added to the communication screen 800, and the sender of the received short message "XX" is added to the area.
A sender name 811a "Taro" and a message content 812a "Did you have materials for today's meeting?" Are displayed.

Next, the operation of transmitting a short message when replying to the reception of the short message from the communication partner (transmission source) as described above will be described.

Now, the mobile phone 10 and the mobile information terminal 50
And the owner information 74 (FIG. 1) of the portable information terminal 50 is “Hanako XX” as shown in FIG.

In FIG. 7, when the input device 53 (FIG. 1) of the portable information terminal 50 is operated to designate the transmission of the short message with the transmission destination being "Taro XX", the message display / input control unit 61 ( 1) causes the display device 52 (FIG. 1) to display a message communication screen with "Taro XX" as the communication partner name (step 210).

FIG. 14 shows such a message communication screen 800.
In this message communication screen 800, “Taro XX” is displayed in the display area 801 of the communication partner name.
Is displayed. Then, at this time, as described above, there is already a received short message from "Taro XX",
This is read from the reception book 71 of the storage device 70. In this reading, the name of the communication partner "○○ Taro" input from the input device 53 is used as identification information, and the telephone number for this "○○ Taro" is searched from the telephone directory 73 based on this as the identification information. It is performed by searching the reception list 71 for the reception short message data including the same, and also searching the transmission list 72 for the transmission short message data. Similarly, when the received short message data is input from the wireless communication device 51,
The received message data that has already been stored for the sender of this received short message data is the reception list 71.
Then, similar transmission short message data is transmitted in the transmission list 72.
Will be searched respectively.

In this way, as shown in FIG. 14, the same short message display area 810a as shown in FIG. 12 by this received short message is displayed on the message communication screen 800, and further, this "○○ Taro" is displayed. A short message display area 810b for displaying a short message to be transmitted to the message is displayed. In this case, the sender of this short message is "○○ Hanako" who is the owner of the set of the mobile phone 10 and the portable information terminal 50, and the sender name 811b in the short message display area 810b is The owner information 74 read from the storage device 70 (FIG. 1) is “Hanako XX” (FIG. 13). Further, in this short message display area 810b, a prompt 813 and a blank frame 814 are displayed, and a character cursor 815 is displayed in the frame 814 to request the input of a message.

As described above, even when the short message is transmitted to the communication partner, the short message already received from the communication partner is also transmitted to the communication partner as described later. If it is present, it is stored as transmission list data in the transmission list 72 of the storage device 70, but the transmission short message is also read from the transmission list 72 and displayed on the message communication screen 800, respectively. .

When a short message is input using the input device 53 while the message communication screen 800 shown in FIG. 14 is displayed, as shown in FIG. 15, the short message display area 810b displays, for example, "3 more
0 minutes, please give me time. An input message such as "is displayed (step 211).

Then, when a line feed operation is performed on the keyboard (not shown) of the input device 53, the short message communication control unit 62 (FIG. 1) operates to control the short message display with the configuration shown in FIG. Transmission message data having the message content displayed in the area 810b is created, stored as transmission list data in the transmission list 72 of the storage device 70, and transmitted to the mobile phone 10 via the wireless communication device 51 (see FIG. Step 212 of 7.).
In this case, in the transmission message data, as shown in FIG. 16, the transmission destination telephone number b1 is “090-XX
XX- × XXX ”and the transmission date and time b3 is, for example,“ 2
000/10/01 PM3: 02 ”, and the message content b2 is“ 30 minutes, please give me another hour. ”

In the mobile phone 10, under the control of the short message communication control unit 22, the wireless communication device 11 receives the transmission message data from the mobile information terminal 50,
It is stored as transmission list data in the transmission list 32 of the storage device 70 (step 110 in FIG. 7). After that, the short message transmission / reception control unit 21 reads out the newly registered short message in the transmission list 32, and the mobile phone line 40
It is transmitted to the communication partner via (FIG. 2) (step 111 in FIG. 7).

After that, when a short message is received again from the communication partner "Taro XX", the mobile phone 10 performs the processing of steps 100 and 101 on the new received short message data, and the mobile information terminal 50. Sent to. The portable information terminal 50 also performs steps 200 to 202 for this new received message data.
The above process is executed, and the message display / input control unit 6
17, the message communication screen 800 in which the short message display area 810c of the new received short message data is added to the message communication screen 800 shown in FIG. 15 is displayed on the display device 52 as shown in FIG. (Step 202 of FIG. 7).

Similarly, each time the short message data is received or transmitted, the above processing is repeated.

In this way, the transmission short message can be created while confirming the contents of the short message data received from the communication partner and the short message data transmitted to the communication partner in the past. It is easy to confirm, and it is possible to easily exchange short messages with accurate contents.

[0055]

As described above, according to the present invention,
The messages sent to and received from a specific contact are displayed on a series of screens, so you can check the message contents quickly and easily. Also, since it is possible to send a message while looking at the display screen, it is possible to use the message like chat.

Further, according to the present invention, since the portable telephone and the portable information terminal are connected by the wireless communication interface, for example, it is possible to operate only the portable information terminal while keeping the portable telephone in the bag. This makes it possible to send and receive messages.

[Brief description of drawings]

FIG. 1 is a block diagram showing an embodiment of a mobile phone message processing system, method, and apparatus used for the same according to the present invention.

FIG. 2 is a diagram showing an outline of the present invention in a mobile phone message service system.

FIG. 3 is a configuration diagram schematically showing a specific example of reception book data registered in the storage devices of the mobile phone and the mobile information terminal in FIG.

4 is a configuration diagram schematically showing a specific example of transmission list data registered in the storage devices of the mobile phone and the mobile information terminal in FIG.

5 is a configuration diagram schematically showing a specific example of telephone directory data registered in the storage device of the portable information terminal in FIG.

6 is a configuration diagram schematically showing a specific example of owner information registered in the storage device of the portable information terminal in FIG.

7 is a flowchart showing a specific example of system control of the embodiment shown in FIG.

8 is a diagram showing an example of reception book data represented by concrete contents in a storage device of the portable information terminal in FIG.

9 is a diagram showing a specific example of a message communication screen displayed on the display device of the mobile information terminal in FIG.

10 is an explanatory diagram schematically showing the contents of telephone directory data registered in the storage device of the mobile information terminal in FIG. 1. FIG.

11 is an explanatory diagram of a contactor name on a message communication screen displayed on the display device of the portable information terminal in FIG.

FIG. 12 is a diagram showing a specific example of a message communication screen when there is received message data from a communication partner in the embodiment shown in FIG.

13 is an explanatory diagram schematically showing the contents of owner information registered in the storage device of the portable information terminal in FIG.

FIG. 14 is a diagram showing a specific example of a message communication screen for creating a transmission short message for a received message from a communication partner in the embodiment shown in FIG.

FIG. 15 is a diagram showing a state of a message communication screen following FIG. 14 when a transmission short message is input.

16 is a diagram schematically showing the content of transmission short message data in the embodiment shown in FIG.

17 is a diagram showing a state of a message communication screen when there is received message data for the message communication screen shown in FIG.

[Explanation of symbols]

10 Mobile Phone 20 Processing Control Device 21 Short Message Transmission / Reception Control Device 22 Short Message Communication Control Device 30 Storage Device 31 Reception Book 32 Transmission Book 50 Portable Information Terminal 52 Display Device 53 Input Device 60 Processing Control Device 61 Message Display / Input Control Device 62 Short message communication control device 70 Storage device 71 Reception list 72 Transmission list 73 Phonebook 74 Owner information 800 Message communication screen 801 Communication partner name 810, 810a, 810b, 810c Short message display area 811 Caller name 812 Message content

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Seiden Itabe             1410 Inada Stock Company, Hitachinaka City, Ibaraki Prefecture             Hitachi, Ltd. Digital Media Products Division             Within F-term (reference) 5K067 AA34 BB04 BB21 DD51 EE03                       EE25 FF02 FF16 FF23 HH23                 5K101 KK02 LL12 NN03 NN18 NN21                       PP03

Claims (8)

[Claims] 1. A message service-compatible mobile phone that sends and receives a message to and from a communication partner via a mobile phone line in response to a message service, a wired or wireless communication line, and the communication line. Received message data from a communication partner connected to the mobile terminal and received by the mobile phone is supplied via the communication line, and transmission message data to the communication partner is transmitted via the communication line to the mobile phone. The mobile information terminal is configured to be supplied to a telephone, and the mobile information terminal includes an input unit for inputting a transmission message, a storage unit for storing the transmission message and the reception message from the mobile telephone, and the mobile telephone. When a received message is supplied from, the received message data is exchanged between the communication partner of the received message and the received message data. The received message data and the transmitted message data already stored in the storage unit are simultaneously displayed, and when the transmitted message data is input from the input unit, the transmitted message data and the communication partner of the received message are communicated with each other. A mobile phone message processing system, comprising: a display unit for simultaneously displaying the received message data and the transmitted message data already stored in the storage unit that have been exchanged with the storage unit. 2. A mobile phone and a mobile information terminal compatible with a message service are connected via a wireless or wired communication line, and message data is transmitted and received between the mobile phone and the mobile information terminal. In the mobile phone message processing system, the message data from the communication partner received by the mobile phone via the mobile phone line is sent as received message data to the mobile information terminal for storage and storage. The message data created by the mobile information terminal is stored and stored as transmission message data, and is also sent to the mobile phone and transmitted to the communication partner via the mobile phone line. When creating a send message, the received message data that has been exchanged with the communication partner already stored and saved. The and the transmission message data, together with the transmission message to be created, a mobile phone message processing method and displaying on the display screen at the same time. 3. The portable information terminal according to claim 2, when the mobile information terminal receives a new received message from the mobile phone, the portable information terminal communicates with the communication partner of the new received message which is already stored and saved. A method of processing a mobile phone message, characterized in that the received message data and the transmitted message that have been exchanged are simultaneously displayed on the display screen. 4. The mobile information terminal according to claim 2, when the mobile information terminal receives a new received message from the mobile phone, stores the new received message as an unconfirmed message and confirms that the unconfirmed message exists. And displaying the information shown on the display screen, and in response to the confirmation request of the unconfirmed message, the unconfirmed message, the received message data and the transmitted message data that have been exchanged with the communication partner of the unconfirmed message already stored and saved. Is simultaneously displayed on the display screen. 5. A message service compatible mobile phone connected to a mobile phone line, the transmission / reception control unit controlling transmission / reception of message data to / from a communication partner via the mobile phone line, and the communication. A storage unit that stores received message data from the other party and send message data to be transmitted to the communication partner, and outputs the received message data stored in the storage unit to the outside wirelessly or by wire to the communication partner from the outside. And an input / output control unit for inputting the transmission message data by wireless or wired and storing it in the storage unit, reading the transmission message data stored in the storage unit, and A mobile phone characterized by transmitting to a communication partner. 6. An input / output unit for inputting a reception message from a communication partner and outputting a transmission message for the communication partner, a storage unit for storing the reception message data and the transmission message data, and the input / output unit. Storing the received message data input from the storage unit in the storage unit, reading the transmission message data stored in the storage unit, and outputting the transmission message data from the input / output unit;
Control unit, input means for a message to be transmitted to a communication partner, display unit, and the new received message data input from the input / output unit, which has already been exchanged with the sender of the new received message data. The received message data and the transmitted message data stored in the storage unit are displayed on the display unit, and the new transmitted message data input from the input unit is stored in the storage unit, and a new transmission message data is stored. A second step of displaying the transmitted message data on the display unit together with the received message data and the transmitted message data already stored in the storage unit, which have been exchanged with the communication partner as a destination of the new message data;
A portable information terminal, comprising: 7. The reception message data and the transmission message data according to claim 6, wherein the identification information of the communication partner is included, and the second control unit is configured to newly receive the reception message data and the new transmission message data. Based on the identification information included in the transmission message data, the storage unit that has exchanged with a communication partner as a source of the new reception message data or a communication partner as a destination of the new transmission message data. A portable information terminal characterized by reading the received message data and the transmitted message data stored in. 8. The second control unit according to claim 6, wherein the second control unit inputs the communication partner as a transmission destination at the input unit, and interacts with the communication partner and is already stored in the storage unit. Reading the received message data and the transmitted message data from the storage unit and displaying the read message data on the display unit, and displaying a prompt requesting input of a new message from the input unit on the display unit. The featured personal digital assistant.