JP2008228068A - Mobile communication terminal and communication system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a communication system capable of executing each of application software without increasing capacity of a storage region in a mobile communication terminal. <P>SOLUTION: A mobile communication terminal comprises: a terminal storage section for storing application software corresponding to an original status; a status detection section for detecting a status of the mobile communication terminal and surroundings; a terminal determination section for determining whether or not a current status is different from the original status stored in the terminal storage section; and a terminal communication section for transmitting to a server status data and an identifier of the mobile communication terminal when different. The server comprises: an extraction section for extracting corresponding application software on the basis of the status data received from the mobile communication terminal; and a server communication section for transmitting the extracted application software to the mobile communication terminal on the basis of the identifier from the mobile communication terminal. The mobile communication terminal further comprises a terminal exchange section for exchanging the application software stored with the application software received from the server. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a mobile communication terminal that performs communication by executing application software and a system having the mobile communication terminal, and more particularly, to a mobile communication terminal and communication that can effectively use a storage area for executing various application software. It is about the system.

  As a communication system, there is a system including a mobile communication terminal and a server connected to the mobile communication terminal via a communication line. In addition, mobile phones are widely used by many people as a type of mobile communication terminal. By storing application software in the mobile phone in advance and then executing the application software by user operation, the mobile phone can communicate with the server, communicate with other mobile phones via the server, and others via the server. Communication with this communication system can be performed.

  As one of the application software, for example, there is mail application software for performing electronic mail. By executing the mail application software, it is possible to exchange electronic mail with other mobile phones.

  As another example of application software, there is data saving application software for saving important data when a mobile phone is stolen or lost, as described in Patent Document 1, for example. By executing this data evacuation application software, data protection and confidentiality can be achieved.

Furthermore, with recent improvements in mobile phone performance, various other application software executions, such as communications related to movies, music, bank transaction processing, etc. in private time zones, During work hours, it is possible to refer to business materials and communicate about business data exchange.
Since it is necessary to store these various application software and related data obtained by corresponding execution, such as e-mail reception data, image data, music data, business data, etc., it is required to increase the storage area. .

One method for increasing the capacity of the storage area is described in Patent Document 2 below. In this method, a portable data management device is provided, and when the cellular phone detects a data transfer access, data is transferred between the cellular phone and the portable data management device. As a result, the data storage area can be increased.
JP 2002-325280 A JP 2003-87178 A

However, in such a method, it is assumed that a portable data management device is provided, and since data must always be transferred between the mobile phone and the portable data management device, the portable data management device is used for the user. It is necessary to always carry the device, and the time for transferring during communication increases.
Therefore, there is a demand for a mobile communication terminal and a communication system that can use various application software without increasing the storage area of the mobile phone, are highly convenient, and have a high operating rate.

The present invention adopts the following configuration in order to solve the above points.
<Configuration 1>
The present invention provides one mobile communication terminal.
A mobile communication terminal according to the present invention is a mobile communication terminal connected to a server storing application software corresponding to the mobile communication terminal and the surrounding situation via a communication line and having an identifier, A terminal storage unit for storing application software corresponding to one situation;
Does not correspond to the situation detection unit for detecting the situation and the terminal determination unit for judging whether the detected situation corresponds to the application software stored in the terminal storage unit as the current situation The terminal communication unit that transmits the current status and the identifier to the server and receives application software corresponding to the current status from the server, and the application software stored in the terminal storage unit to the application software received from the server. And a terminal replacement unit for replacement.

  In the mobile communication terminal according to the present invention, the situation indicates the location of the mobile communication terminal, and the situation detection unit periodically receives GPS radio waves from a plurality of GPS (Global Positioning System) satellites, and receives the received radio waves. It can have a GPS receiver that uses latitude and longitude to calculate and a location storage unit that stores in advance predetermined latitude and longitude corresponding to each location.

  In the mobile communication terminal according to the present invention, when the location is indicated to be in the user's company, the terminal storage unit stores application software including business application software, and the location is located in the user's home. , The terminal storage unit can store application software including private application software.

In the mobile communication terminal according to the present invention, the situation indicates a time zone during the day, and the situation detection unit can have a timer for measuring time.
When the time zone is the user's working time zone, the terminal storage unit stores application software including business application software. When the time zone is the user's commuting time zone, the terminal storage unit is used for commuting. Application software consisting of application software can be stored.

In the mobile communication terminal according to the present invention, the situation indicates the distance between the mobile communication terminal and the user's wearable device, and the situation detection unit has a reception part for receiving a signal from the wearable device. Can do.
When the distance indicates that the mobile communication terminal is in a safe state, the terminal storage unit stores application software including application software for simple authentication for authenticating the user, and the distance is determined by the mobile communication terminal. When indicating that the terminal is in a dangerous state, the terminal storage unit stores application software including strict authentication application software for authenticating the user and data evacuation application software for evacuating data in the mobile communication terminal. be able to.

Application software for password authentication can be adopted as application software for simple authentication, and application software for biometric authentication can be adopted as application software for strict authentication.
In addition, application software that performs authentication based on biometric information including any of iris, fingerprint, vein, and face is adopted as biometric authentication application software.

  In the mobile communication terminal according to the present invention, any of a mobile phone, a PDA (Personal Digital Assistant), and a mobile PC (Personal Computer) can be adopted as the mobile communication terminal.

  In the mobile communication terminal according to the present invention, either a telephone number or an IP address can be adopted as an identifier.

  In the mobile communication terminal according to the present invention, the terminal storage unit includes an application software storage part that stores application software, and an application use data storage part that stores application use data corresponding to the execution of the stored application software. When the application software stored in the terminal storage unit is replaced by the terminal replacement unit, the terminal communication unit uses the status corresponding to the replaced application software as the original status and the corresponding application usage data. Can be sent to the server.

<Configuration 2>
The present invention provides one communication system.
A communication system according to the present invention includes at least one mobile communication terminal used by a user and having an identifier, and a server connected to the mobile communication terminal via a communication line. The mobile communication terminal performs communication. A terminal storage unit for storing application software for the communication, a status detection unit for detecting a situation related to communication, and determining whether the detected status corresponds to the application software stored in the terminal storage unit And a terminal communication unit for transmitting status data indicating the status and an identifier to the server when not compatible, and the server stores each application software corresponding to each status. Server storage unit, an extraction unit for extracting corresponding application software based on the status data received from the mobile communication terminal, and mobile communication And a server communication unit that transmits the extracted application software to the mobile communication terminal based on the identifier received from the terminal, and the mobile communication terminal receives the application software stored in the terminal storage unit from the server. A terminal replacement unit for replacing with software is further provided.

  In the communication system according to the present invention, the situation indicates the location of the mobile communication terminal, and the situation detection unit periodically receives GPS radio waves from a plurality of GPS (Global Positioning System) satellites and uses the received radio waves. Thus, a GPS receiver for determining the latitude and longitude, and a location storage unit for storing the predetermined latitude and longitude in advance corresponding to each location can be provided.

Further, in the communication system according to the present invention, when indicating that the location is in the user's company, the terminal storage unit stores application software including business application software, and indicates that the location is in the user's home. In the case shown, the terminal storage unit can store application software including private application software.
Any of movie application software, music application software, and game application software can be employed as the private application software.

  In the communication system according to the present invention, the terminal storage unit stores the application software in advance corresponding to the location, and the determination unit compares the detected location with the location stored in advance. If they are different, it can be determined that the detected location does not correspond to the stored application software.

In the communication system according to the present invention, the situation indicates a time zone during the day, and the situation detection unit may have a timer for measuring time.
When the time zone is the user's working time zone, the terminal storage unit stores application software including business application software. When the time zone is the user's commuting time zone, the terminal storage unit is used for commuting. Application software consisting of application software can be stored.
Any of movie application software, music application software, and game application software can be employed as commuting application software.

  Further, in the communication system according to the present invention, the situation indicates a distance between the mobile communication terminal and the user's wearable device, and the situation detection unit may have a reception part for receiving a signal from the wearable device. .

  When the distance indicates that the mobile communication terminal is in a safe state, the terminal storage unit stores application software including application software for simple authentication for authenticating the user, and the distance is dangerous for the mobile communication terminal. When indicating that the terminal is in the state, the terminal storage unit can store application software including application software for strict authentication for authenticating the user.

Password authentication application software can be adopted as the simple authentication application software, and biometric authentication application software can be adopted as the strict authentication application software.
And as application software for biometric authentication, you may employ | adopt the application software which authenticates based on the biometric information which consists of either an iris, a fingerprint, a vein, or a face.

  In the communication system according to the present invention, any one of a mobile phone network, a wireless LAN, and an IP (Internet Protocol) network can be adopted as a communication line.

  In the communication system according to the present invention, the mobile communication terminal can employ any of a mobile phone, a PDA (Personal Digital Assistant), and a mobile PC (Personal Computer).

  In the communication system according to the present invention, the terminal storage unit can store application software in correspondence with the situation data.

Further, in the communication system according to the present invention, a plurality of mobile communication terminals are set, and the server storage unit has a plurality of storage portions for storing different situation data and corresponding application software corresponding to each identifier. Can be provided.

  In the communication system according to the present invention, any of a telephone number, an IP address, or a SIP address can be adopted as an identifier.

  In the communication system according to the present invention, the terminal storage unit has an application software storage part for storing application software, and an application usage data storage part for storing application usage data corresponding to execution of the stored application software. When the application software stored in the terminal storage unit is replaced by the terminal replacement unit, the terminal communication unit transmits status data corresponding to the replaced application software to the server together with the application usage data, and the server receives The application usage data received based on the situation data and the received identifier can be stored in the server storage unit together with the corresponding stored application software.

  In the communication system according to the present invention, the server storage unit includes an information storage area for storing application usage data, and the server overwrites the information storage area with the received application usage data. A server replacement unit that performs an application usage data replacement operation may be further provided.

  In the communication system according to the present invention, the server further includes a server determination unit for determining the presence / absence of application usage data corresponding to the application software stored in the server storage unit, and the take-out unit is connected to the mobile communication terminal. When the application software is extracted based on the situation data, the server determination unit performs a determination operation based on the identifier. When it is determined that there is application usage data, the extraction unit further extracts the application usage data from the server storage unit, The server communication unit can transmit the extracted application usage data to the mobile communication terminal together with the corresponding extracted application software.

  In the communication system according to the present invention, when the terminal communication unit receives application software and application usage data from the server, the terminal replacement unit overwrites the received application software on the application software storage portion, The received application usage data can be overwritten on the usage data storage part.

According to the mobile communication terminal and the communication system according to the present invention, the application software stored in the terminal storage unit is replaced according to the communication-related situation, so that the capacity of the storage area is not increased with respect to the mobile communication terminal. Each application software can be executed to perform communication, and the storage area of the mobile communication terminal can be used effectively.
As a result, it is not necessary to add a conventional management device or the like, and convenience can be improved. In addition, since only application software corresponding to necessary communication according to the current situation is always stored in the terminal, the operation rate of communication processing can be increased.

  DESCRIPTION OF EMBODIMENTS Hereinafter, a communication system according to the present invention will be described in detail together with a mobile communication terminal in an embodiment using drawings.

<Configuration of Example 1>
FIG. 1 is a block diagram showing a configuration of the communication system according to the first embodiment of the present invention.
As shown in FIG. 1, a communication system 10 according to the present invention includes a mobile communication terminal 11 used by a user and a server 13 that is communicably connected to the mobile communication terminal 11 via a communication line 12. Including.
The communication system 10 is used as a mobile phone system, for example. That is, the mobile communication terminal 11 is composed of a mobile phone, and the communication line 12 is composed of either a wireless LAN or an IP network as a mobile phone network.

  As shown in FIG. 1, the mobile communication terminal 11 includes an input display unit 14, an identifier storage unit 15, a terminal communication unit 16, a situation detection unit 17, a terminal storage unit 18, a temporary storage unit 19, and a terminal determination unit 20. A terminal replacement unit 21, a software execution unit 36, and a terminal control unit 22 for controlling them.

The input display unit 14 has a function of operating a user or displaying a screen related to communication.
The identifier storage unit 15 has a function of storing the identifier of the mobile communication terminal 11. In this embodiment, the identifier is “IP1111”.

The situation detection unit 17 has a function of detecting a situation related to communication. In the present embodiment, the location of the mobile communication terminal 11 is shown as a situation.
The situation detection unit 17 includes a GPS receiver 23 and a location storage unit 24.
The GPS receiver 23 has a function of periodically receiving GPS radio waves from a plurality of GPS (Global Positioning System) satellites and determining latitude and longitude using the received radio waves.
The location storage unit 24 has a function of previously storing a predetermined latitude and a predetermined longitude corresponding to each location.

FIG. 2 is an explanatory diagram illustrating the configuration of the location storage unit according to the first embodiment of the present invention.
In the location storage unit 24, as shown in FIG. 2, the predetermined position is “company” corresponding to the predetermined longitude “K1” and the predetermined latitude “Y1”, and the predetermined longitude “K2”. Corresponding to the predetermined latitude “Y2”, the predetermined position is “home”.
Note that the predetermined longitude and the predetermined latitude can indicate a certain range.

In the mobile communication terminal 11, the terminal storage unit 18 includes an application software storage part 25 and an application usage data storage part 26.
FIG. 3 is an explanatory diagram showing the configuration of the application software storage part of the first embodiment according to the present invention.

FIG. 3A shows the configuration of the application software storage portion when the location is “company”.
In the application software storage section 25, as shown in FIG. 3A, business application software is stored corresponding to the location “company”.
This business application software is application software that executes business communication for allowing a user to refer to business materials and exchange business data.

FIG. 3B shows the configuration of the application software storage part when the location is “home”.
In the application software storage section 25, as shown in FIG. 3B, movie application software and game application software are stored together as private application software corresponding to the location “home”. ing.
The movie application software is application software that enables image communication for allowing a user to watch a movie, and the game application software is application software that executes game communication for allowing a user to play a game.

FIG. 4 is an explanatory diagram showing the configuration of the application usage data storage part of the first embodiment according to the present invention.
FIG. 4A shows the configuration of the application usage data storage portion when the location is “company”.
In the application usage data storage portion 26, as shown in FIG. 4A, terminal-side business application usage data is stored corresponding to the location “company”.
This terminal-side business application usage data corresponds to the above-described business application software, is business information generated during business communication, etc., and is business information data that should be stored for the user.

FIG. 4B shows the configuration of the application usage data storage part when the location is “home”.
As shown in FIG. 4B, the application usage data storage portion 26 stores terminal-side movie application usage data and terminal-side game application usage data corresponding to the location “home”. Yes.
These terminal-side application usage data correspond to movie application software and game application software, respectively, and movie information data to be stored as necessary for the user, for example, each movie name information data requested by the user, The score information data generated during the execution of the game.

  In this embodiment, when the location data “company” or “home” is stored in the terminal storage unit 18, it is assumed to be original situation data, that is, original location data.

In the mobile communication terminal 11, the temporary storage unit 19 has a function of temporarily storing data received from a server, data generated during processing on the mobile communication terminal 11 side, and the like.
The terminal determination unit 20 determines whether or not the current situation detected by the situation detection unit 17, that is, whether the current location position matches the situation stored in the terminal storage unit 18, that is, the current situation is stored in the terminal. It has a function of determining whether or not it matches the application software stored in the unit 18.

The terminal communication unit 16 has a function of performing transmission / reception with the server 13, and has a server address for connecting to the server 13.
When the current status does not match the status stored in the terminal storage unit 18 by the terminal determination unit 20, the terminal communication unit 16 includes the identifier of the mobile communication terminal 11 stored in the identifier storage unit 15, It has a function of transmitting current status data indicating the current status detected by the status detection unit 17 to the server 13 and receiving application software corresponding to the current status data from the server 13.

  In the present embodiment, when the application usage data corresponding to the above-described original situation data is stored in the application usage data storage portion 26, the terminal communication unit 16 transmits the above-described identifier and current situation data when the original situation is transmitted. Data and corresponding terminal application usage data are also transmitted to the server 13.

  When the application software corresponding to the current situation is received from the server 13 by the terminal communication unit 16, the terminal replacement unit 21 receives the application software stored in the terminal storage unit 18 from the received application software from the server 13. It has a function to replace with software.

In the present embodiment, the terminal replacement unit 21 performs a replacement operation of the stored application software on the application software storage portion 25 and also performs a replacement operation of status data. As a result, the original position data stored in the application software storage portion 25 is replaced with current status data, that is, current position data.
In the present embodiment, as the replacement operation, this is an overwrite operation using the current situation data and the corresponding application software received from the server 13 for the application software storage portion 25.

In this embodiment, the terminal replacement unit 21 performs a replacement operation on the application usage data storage unit 26.
That is, when the terminal communication unit 16 receives application software corresponding to the current situation from the server 13 and also receives server-side application usage data corresponding to the application software, the terminal replacement unit 21 further performs application usage. For the data storage portion 26, the status data and application software are replaced. That is, the terminal replacement unit 21 performs an overwrite operation on the application usage data storage unit 26 using the current situation data and the received server side application usage data.
When the current situation data and the server-side application usage data are newly stored in the terminal storage unit 18 by the replacement operation, the original situation data and the terminal-side application usage data are obtained.

  Therefore, in this embodiment, for example, when the original position data is “company” as the original situation data and the current position data is “home” as the current situation data, the application software is executed after the above replacement operation is performed. The storage portion 25 is changed from the configuration shown in FIG. 3A to the configuration shown in FIG. 3B, and the application usage data storage portion 26 is changed from the configuration shown in FIG. The configuration is changed to that shown in 4 (b).

In the mobile communication terminal 11, the software execution unit 36 has a function of reading application software stored in the application software storage part 25 of the terminal storage unit 18 and executing communication processing.
The terminal control unit 22 has a control function for realizing each function described above, and has a control program (not shown) for performing a control operation.

  On the other hand, as shown in FIG. 1, the server 13 controls a server communication unit 27, a temporary storage unit 28, a server determination unit 29, an extraction unit 30, a server storage unit 31, a server replacement unit 33, and these. A server control unit 32 is provided.

  The server communication unit 27 has a function of performing transmission / reception with the mobile communication terminal 11. For example, the server communication unit 27 receives an identifier, current status data, and the like from the mobile communication terminal 11, and the current status based on the received identifier. Send application software corresponding to the data.

The temporary storage unit 28 has a function of temporarily storing data received by the server communication unit 27 and data generated during processing on the server 13 side.
The extraction unit 30 has a function of extracting corresponding application software from the server storage unit 31 based on the current status data from the mobile communication terminal 11.

FIG. 5 is an explanatory diagram illustrating the configuration of the server storage unit according to the first embodiment of the present invention.
The server storage unit 31 stores status data “company” and “home” corresponding to the identifier “IP1111”.
Corresponding to each situation data, a software storage area 34 for storing application software and an information storage area 35 for storing server side application use data are provided.

  The software storage area 34 and the information storage area 35 store business software data of business application software and business information data of business application use data corresponding to the status data “company”, respectively. Corresponding to the situation data “home”, movie software data of movie application software and movie information data of movie application usage data, game software data of game application software and game information data of game application usage data, Each is stored.

The server determination unit 29 has a function of determining whether there is application usage data corresponding to the application software stored in the server storage unit 31.
If it is determined that there is, the extraction unit 30 further extracts the corresponding server-side application usage data from the server storage unit 31, and the server communication unit 27 extracts the extracted server-side application usage data from the above-mentioned It is transmitted to the mobile communication terminal 11 together with the application software.

The server replacement unit 33 has a function of performing an overwrite operation on the information storage area 35 and replacing application usage data.
That is, when the server communication unit 27 receives the original status data and the corresponding terminal-side application usage data together with the current status data from the mobile communication terminal 11, the server replacement unit 33 performs a replacement operation.

<Operation of Example 1>
Next, operation | movement of the communication system 10 which concerns on this invention is demonstrated along a flowchart with operation | movement of the mobile communication terminal 11 which concerns on this invention.
In this embodiment, it is assumed that the original location indicates the company as the original situation, and the original position data is “company” as the original situation data. That is, the terminal storage unit 18 stores the status data, software, information, and the like shown in FIGS. 3 (a) and 4 (a).

FIG. 6 is a flowchart showing an operation in the first embodiment of the communication system according to the present invention.
First, in the mobile communication terminal 11, the terminal control unit 22 performs a control operation for overall control, and causes the status detection unit 17 to periodically perform a detection operation (step 1).
As a periodic cycle, for example, it can be set to 5 minutes.

Then, the situation detection unit 17 causes the GPS receiver 23 to determine the longitude and latitude using the received radio wave, and compares it with the predetermined longitude and predetermined latitude stored in the location storage unit 24 (step 2). ).
If the determined longitude and latitude do not match any of the predetermined longitude and latitude, the process returns to step 2 (step 3).

If the determined longitude and latitude match any one of the predetermined longitude and latitude, the process proceeds to the next step 4 (step 3). The location data corresponding to the predetermined longitude and the predetermined latitude is detected as current location data, stored in the temporary storage unit 19, and notified to the terminal control unit 22 (step 4).
When the predetermined longitude and the predetermined latitude are “K1” and “Y1”, the current position data is “company”, and when the predetermined longitude and the predetermined latitude are “K2” and “Y2”, the current position data is “ "Home".

The notified terminal control unit 22 causes the terminal determination unit 20 to perform a determination operation (step 5).
The terminal determination unit 20 compares the current position data stored in the temporary storage unit 19 with the original position data stored in the terminal storage unit 18 (step 5).
If the current position data matches the original position data, the process returns to step 4 (step 6), and the terminal determination unit 20 waits for the next new current position data. If the current position data is different from the original position data, the process proceeds to the next step 7 (step 6), and the terminal determination unit 20 notifies the terminal control unit 22 of this inconsistency state (step 7). That is, when the current position data is “home”, the terminal control unit 22 is notified to the terminal determination unit 20 (step 7).

The notified terminal control unit 22 reads the original location data “company” and the corresponding terminal-side business application usage data from the application usage data storage portion 26 shown in FIG. 4A of the terminal storage unit 18 ( Step 7), the current position data “home” is read from the temporary storage unit 19 (step 7), the identifier “IP1111” is further read from the identifier storage unit 15 (step 7), and a transmission operation is performed to the terminal communication unit 16. (Step 7).
And the terminal communication part 16 transmits these read data to a server based on the server address which it has (step 7).

  In the server 13, the server control unit 32 performs a control operation for overall control, and causes the server communication unit 27 to receive (step 8). Then, the server communication unit 27 receives from the mobile communication terminal 11 the original position data “company”, the terminal-side business application use data corresponding to the original position data, the current position data “home”, and the identifier “ IP1111 "is received and temporarily stored in the temporary storage unit 28 (step 8).

  Then, based on the received current position data, the extraction unit 30 extracts the corresponding movie application software and game application software from the software storage area 34 of the server storage unit 31 and stores them in the temporary storage unit 28 (step 9). ).

Subsequently, the server determination unit 29 determines whether there is application usage data corresponding to the current position data in the information storage area 35 of the server storage unit 31 (step 10).
If it is determined that there is, the process proceeds to the next step 12 (step 11), and the extraction unit 30 further extracts server-side application usage data from the information storage area 35 (step 12).
If it is determined that there is not, the process proceeds to step 14 (step 11).
In this embodiment, since the server-side application usage data exists in the information storage area 35, the server-side movie application usage data and the server-side game application usage data corresponding to the current position data “home” are stored in the information storage area 35. Is stored in the temporary storage unit 28 (step 12).

  Further, the server replacement unit 33 converts the server-side business application use data stored in the information storage area 35 to the original location data “company” based on the received identifier “IP1111” and the original location data “company”. The terminal side business application use data from the corresponding mobile communication terminal 11 is replaced (step 13). That is, the server replacement unit 33 uses the terminal-side business application usage data from the mobile communication terminal 11 to perform an overwrite operation on the storage portion in the information storage area 35 corresponding to the original position data “company” (step) 13).

Note that when the terminal-side application usage data from the mobile communication terminal 11 is stored in the information storage area 35 by the server replacement unit 33, it becomes server-side application usage data.
When the terminal-side application usage data is not received from the mobile communication terminal 11, the server replacement unit 33 performs a deletion operation on the server-side application usage data in the information storage area 35.

Subsequently, the server communication unit 27 performs transmission to the mobile communication terminal 11 based on the received identifier “IP1111” (step 14).
In this embodiment, the server communication unit 27 uses the movie application software and game application software extracted by the extraction unit 30 and stored in the temporary storage unit 28, the corresponding server-side movie application usage data and server-side game application usage. The current position data “home” is attached to the data, and these data are transmitted to the mobile communication terminal 11 (step 14).

  In the mobile communication terminal 11, the terminal communication unit 16 receives the current position data “home”, the corresponding movie application software and game application software, the corresponding server-side movie application usage data and the server-side game application from the server 13. Usage data is received and stored in the temporary storage unit 19 (step 15).

Subsequently, the terminal replacement unit 21 uses the received current position data “home” and the corresponding movie application software and game application software to overwrite the application software storage unit 25 in the terminal storage unit 18. (Step 16).
That is, the terminal replacement unit 21 receives the original position data “company” already stored in the application software storage section 25 and the corresponding business application software, the received current position data “home”, and the corresponding movie application software. Then, it is replaced with game application software (step 16).

As a result, the application software storage portion 25 is changed from the stored content shown in FIG. 3A to the stored content shown in FIG.
Accordingly, the current position data “home” stored in the application software storage part 25 becomes the original position data.

In addition, the terminal replacement unit 21 uses the received current position data “home” and the corresponding server-side movie application usage data and server-side game application usage data to store the application usage data storage portion 26 in the terminal storage unit 18. The operation of overwriting is performed (step 17).
That is, the terminal replacement unit 21 receives the original location data “company” and the corresponding terminal-side business application usage data already stored in the application usage data storage portion 26 and the received current location data “home” and the corresponding data. The server-side movie application usage data and server-side game application usage data are replaced (step 17).

  If the server-side application usage data is not received from the server 13, the terminal replacement unit 21 performs a replacement operation on the status data in the application usage data storage unit 26. Delete operation.

As a result, the application usage data storage portion 26 is changed from the stored content shown in FIG. 4A to the stored content shown in FIG. 4B.
Accordingly, the current location data “home” stored in the application usage data storage portion 26 becomes the original location data, and the stored server-side movie application usage data and server-side game application usage data are stored in the terminal-side movie application. Usage data and terminal game application usage data.

And the software execution part 36 reads the new movie application software or game application software stored in the application software storage part 25, and performs each communication process (step 18).
The terminal control unit 22 rewrites the application usage data stored in the application usage data storage part 26 as terminal side application usage data in accordance with the communication processing of the software execution unit 36 (step 19), and ends the process.

  In the present embodiment, application usage data is transmitted and received between the mobile communication terminal 11 and the server 13, but instead, only application software can be transmitted and received.

<Effect of Example 1>
According to the first embodiment of the present invention, the application software stored in the terminal storage unit in the mobile communication terminal can be replaced according to the communication situation, so that each application software can be obtained without increasing the capacity of the storage area. To perform communication. As a result, it is not necessary to add a conventional management device or the like, and convenience can be improved. In addition, since only application software corresponding to necessary communication according to the current situation is always stored in the terminal, the operation rate of communication processing can be increased.
In this embodiment, even if the application software always changes according to the change in the situation, the corresponding application usage data is stored and transmitted / received in accordance with the change in the situation. However, when returning to the same situation, the communication processing can be continued.

  In this embodiment, movie application software and game application software are adopted as private application software, but music application software or the like may be adopted.

In the present embodiment, the location of the mobile communication terminal is employed as the communication-related situation, but the time zone throughout the day can be employed. In this case, the situation detection unit has a timer for measuring time.
When the time zone is the user's working time zone, the business application software is executed, and when the time zone is the user's commuting time zone, one of the movie application software, the music application software, and the game application software is It can be executed as commuting application software.

  In addition, as a situation, the distance between the mobile communication terminal and the wearable device of the user can be employed. In this case, the situation detection unit may include a reception part that receives a signal from the wearable device.

  And when the distance indicates that the mobile communication terminal is in a safe state, the application software for simple authentication for authenticating the user is executed. When the distance indicates that the mobile communication terminal is in a dangerous state, the user Application software for strict authentication for authenticating the data and data saving application software for saving data in the mobile communication terminal can be executed.

That is, the simple authentication application software is password authentication application software, and the strict authentication application software is biometric authentication application software that performs authentication based on biometric information including any one of iris, fingerprint, vein, and face. is there.
Thereby, the strength of security can be changed as necessary.

  In this embodiment, a mobile phone is used as the mobile communication terminal and a mobile phone network is used as the communication line. However, as the mobile communication terminal, any one of PDA (Personal Digital Assistant) and mobile PC (Personal Computer) Can be adopted. As the communication line, either a wireless LAN or an IP (Internet Protocol) network can be employed.

  In the present embodiment, the communication system includes one mobile communication terminal. However, a plurality of mobile communication terminals are set, and the server storage unit corresponds to each identifier of the plurality of mobile communication terminals. Thus, a plurality of storage portions for storing different situation data and corresponding application software can be provided.

  In this embodiment, the IP address “IP1111” is adopted as the identifier, but a telephone number, a SIP address, or the like can be adopted.

Next, Example 2 will be described.
In addition, the same code | symbol is provided about the structure similar to Example 1, and the same description is abbreviate | omitted.
<Configuration of Example 2>
FIG. 7 is a block diagram showing a configuration of the communication system according to the second embodiment of the present invention.
As shown in FIG. 7, the communication system 50 according to the present invention includes a mobile communication terminal 11 used by a user A, a mobile communication terminal 51 used by a user B, and a mobile communication terminal 52 via a communication line 52. And a server 53 that is communicably connected to the communication terminal 11 and the mobile communication terminal 51.
The communication system 50 is used as a mobile terminal system, for example. That is, the mobile communication terminal 51 is a mobile phone or a mobile PC, and the communication line 52 is a mobile terminal communication network.

As described above, the mobile communication terminal 11 of the user A has the identifier “IP1111” as the first mobile communication terminal.
As illustrated in FIG. 7, the mobile communication terminal 51 of the user B is an input display unit 54, an identifier storage unit 55, a terminal communication unit 56, a situation detection unit 57, and a terminal storage unit 58 as a second mobile communication terminal. A temporary storage unit 59, a terminal determination unit 60, a terminal replacement unit 61, a software execution unit 62, and a terminal control unit 63 for controlling them.

The input display unit 54 has a function of operating a user or displaying a screen related to communication.
The identifier storage unit 55 has a function of storing the identifier of the mobile communication terminal 51. In this embodiment, the identifier is “IP2222”.

The situation detection unit 57 has a function of detecting a situation relating to communication. In this embodiment, the schedule state corresponding to the predetermined time zone of the user B all day is shown as the situation.
The situation detection unit 57 includes a timer 64 and a time zone storage unit 65.
The timer 64 is a time measuring device for measuring time, and the time zone storage unit 65 has a function of previously storing a predetermined schedule state of the user B corresponding to a predetermined time zone.

FIG. 8 is an explanatory diagram illustrating the configuration of the time zone storage unit according to the second embodiment of the present invention.
In the time zone storage unit 65, as shown in FIG. 8, the schedule state is “7: 0 to 8:45”, “9:00 to 12:00”, etc. They are “commuting” and “on duty”.

In the mobile communication terminal 51, the terminal storage unit 58 includes an application software storage part 66 and an application usage data storage part 67.
FIG. 9 is an explanatory diagram showing the configuration of the application software storage part in the second mobile communication terminal of the second embodiment according to the present invention.

FIG. 9A shows the configuration of the application software storage portion when the schedule state is “working”.
As shown in FIG. 9A, the application software storage portion 66 stores business application software corresponding to the schedule state “working”.
This business application software is application software that enables business communication to allow user B to reference business materials and exchange business data while user B is working.

FIG. 9B shows the configuration of the application software storage portion when the schedule state is “commuting”.
As shown in FIG. 9B, the application software storage portion 66 stores movie application software and game application software together as application software for commuting corresponding to the schedule state “commuting”. Has been.

FIG. 10 is an explanatory diagram showing the configuration of the application usage data storage part in the second mobile communication terminal of the second embodiment according to the present invention.
FIG. 10A shows the configuration of the application usage data storage portion when the location is “company”.
In the application usage data storage portion 67, as shown in FIG. 10A, terminal-side business application usage data is stored corresponding to the schedule state “working”.
This terminal-side business application usage data corresponds to the above-described business application software, is business information generated during business communication, etc., and is business information data that should be stored for user B.

FIG. 10B shows the configuration of the application usage data storage part when the schedule state is “commuting”.
As shown in FIG. 10B, the application usage data storage portion 67 stores the terminal-side movie application usage data and the terminal-side game application usage data in correspondence with the schedule state “commuting”. ing.

  In this embodiment, the schedule state “working” or “commuting” is the original situation data, that is, the original position data, when stored in the terminal storage unit 58.

In the mobile communication terminal 51, the temporary storage unit 59 has a function of temporarily storing data received from a server, data generated during processing on the mobile communication terminal 51 side, and the like.
The terminal determination unit 60 determines whether or not the current situation detected by the situation detection unit 57, that is, the current schedule state matches the situation stored in the terminal storage unit 58, that is, the current schedule state is stored in the terminal. It has a function of determining whether or not it matches the application software stored in the unit 58.

The terminal communication unit 56 has a function of performing transmission / reception with the server 53, and has a server address for connecting to the server 53.
If the current status does not match the status stored in the terminal storage 58 by the terminal determination unit 60, the terminal communication unit 56 includes the identifier of the mobile communication terminal 51 stored in the identifier storage unit 55, The current status data indicating the current status detected by the status detection unit 57 is transmitted to the server 53, and the application software corresponding to the current status data is received from the server 53.

  In the present embodiment, when the application usage data corresponding to the above-described original situation data is stored in the application usage data storage portion 67, the terminal communication unit 56, when transmitting the above-described identifier and current situation data, Data and corresponding terminal application usage data are also transmitted to the server 53.

  When the terminal communication unit 56 receives application software corresponding to the current situation from the server 53 by the terminal communication unit 56, the terminal replacement unit 61 converts the application software stored in the terminal storage unit 58 into the received application software from the server 53. It has a function to replace with software.

In the present embodiment, the terminal replacement unit 61 performs a replacement operation of stored application software on the application software storage portion 66 and also performs a status data replacement operation. As a result, the original status data (ie, the original schedule status data) stored in the application software storage portion 66 is replaced with the current status data (ie, the current schedule status data).
In this embodiment, as the replacement operation, this is an overwrite operation using the current situation data and the corresponding application software received from the server 53 for the application software storage portion 66.

In this embodiment, the terminal replacement unit 61 performs a replacement operation for the application usage data storage unit 67.
That is, when the terminal communication unit 56 receives application software corresponding to the current situation from the server 53 and also receives server-side application usage data corresponding to the application software, the terminal replacement unit 61 further performs application usage. The status data and application software are exchanged for the data storage portion 67. That is, the terminal replacement unit 61 performs an overwrite operation on the application usage data storage portion 67 using the current situation data and the received server side application usage data.
When the current status data and the server-side application usage data are newly stored in the terminal storage unit 58 by the replacement operation, the original status data and the terminal-side application usage data are obtained.

  Therefore, in the present embodiment, for example, when the original schedule status data is “working” as the original status data and the current schedule status data is “commuting” as the current status data, the above replacement operation is performed. Thereafter, the application software storage portion 66 is changed from the configuration shown in FIG. 9A to the configuration shown in FIG. 9B, and the application usage data storage portion 67 is shown in FIG. 10A. The configuration is changed to the configuration shown in FIG.

In the mobile communication terminal 51, the software execution unit 62 has a function of reading application software stored in the application software storage portion 66 of the terminal storage unit 58 and executing communication processing.
The terminal control unit 63 has a control function for realizing each function described above, and has a control program (not shown) for performing a control operation.

  On the other hand, as shown in FIG. 7, the server 53 controls the server communication unit 27, the temporary storage unit 28, the server determination unit 29, the extraction unit 30, the server storage unit 68, the server replacement unit 33, and these. A server control unit 69 is provided.

  The server communication unit 27 has a function of performing transmission / reception with the mobile communication terminal 51. For example, the server communication unit 27 receives an identifier, current status data, and the like from the mobile communication terminal 11 or the mobile communication terminal 51, and receives the received identifier. The application software corresponding to the current situation data is transmitted based on.

The temporary storage unit 28 has a function of temporarily storing data received by the server communication unit 27 and data generated during processing on the server 53 side.
The extraction unit 30 has a function of extracting corresponding application software from the server storage unit 68 based on the current status data from the mobile communication terminal 11 or the mobile communication terminal 51.

FIG. 11 is an explanatory diagram illustrating the configuration of the server storage unit according to the second embodiment of the present invention.
The server storage unit 68 is provided with a software storage area 70 for storing application software and an information storage area 71 for storing server-side application usage data corresponding to each situation data.
Corresponding to the identifier “IP1111”, status data “company” and “home” are stored.
Corresponding to the identifier “IP2222”, status data “working” and “commuting” are stored.

  The software storage area 70 and the information storage area 71 store business application software and business application usage data corresponding to the status data “working” in correspondence with the identifier “IP2222”. Corresponding to data “commuting”, movie application software and movie application use data, game application software and game application use data are stored, respectively.

The server determination unit 29 has a function of determining whether or not there is application usage data corresponding to the application software stored in the server storage unit 68.
If it is determined that there is, the extraction unit 30 further extracts the corresponding server-side application usage data from the server storage unit 68, and the server communication unit 27 extracts the extracted server-side application usage data as described above. It is transmitted to the mobile communication terminal 11 or the mobile communication terminal 51 together with the application software.

The server replacement unit 33 has a function of performing an overwrite operation on the information storage area 71 to replace application usage data.
That is, when the server communication unit 27 receives from the mobile communication terminal 11 or the mobile communication terminal 51 the original status data and the corresponding terminal-side application usage data together with the current status data, the server replacement unit 33 performs the replacement operation. Do.

<Operation of Example 2>
Next, operation | movement of the communication system 50 which concerns on this invention is demonstrated along a flowchart with operation | movement of the mobile communication terminal 51 which concerns on this invention.
In the present embodiment, a plurality of mobile communication terminals are provided. However, since the mobile communication terminal 11 performs the same operation as in the first embodiment, the operation of the mobile communication terminal 11 is omitted here and the mobile communication is performed. Only the operation of the terminal 51 will be described.

  The original schedule state data is assumed to be “on duty” as the original situation data. That is, the terminal storage unit 58 stores the status data, software, information, and the like shown in FIGS. 9 (a) and 10 (a).

FIG. 12 is a flowchart showing an operation in the embodiment 2 of the communication system according to the present invention.
First, in the mobile communication terminal 51, the terminal control unit 63 performs a control operation for overall control, and causes the status detection unit 57 to periodically perform a detection operation (step 1).
As a periodic cycle, for example, it can be set to 5 minutes.

Then, the situation detection unit 57 reads the current time from the timer 64 and detects which predetermined time zone is stored in the time zone storage unit 65 (step 2).
If not detected, the process returns to step 2 (step 3).
If it is detected that the current time is in any one of the predetermined time zones, the process proceeds to the next step 4 (step 3), and the situation detection unit 57 displays the schedule state data corresponding to these predetermined time zones at the present time. The schedule state data is stored in the temporary storage unit 59 and notified to the terminal control unit 63 (step 4).
When the predetermined time zone is “13: 0 to 17:00”, the current schedule state data is “working”, and when the predetermined time zone is “17:30 to 19:00”, the current schedule state data Will be “commuting”.

The notified terminal control unit 63 causes the terminal determination unit 60 to perform a determination operation.
The terminal determination unit 60 compares the current schedule state data stored in the temporary storage unit 59 with the original schedule state data stored in the terminal storage unit 58 (step 5).
If the current schedule state data matches the original schedule state data, the process returns to step 4 (step 6), and the terminal determination unit 60 waits for the next new current schedule state data. When the current schedule state data is different from the original schedule state data, the process proceeds to the next step 7 (step 6), and the terminal determination unit 60 notifies the terminal control unit 63. That is, when the current schedule state data is “commuting”, since it is different from the original schedule state data “working”, the terminal control unit 63 notifies the terminal determination unit 60 of this different state.

The notified terminal control unit 63 obtains the original schedule state data “working” and the corresponding terminal-side business application usage data from the application usage data storage portion 67 shown in FIG. 10A of the terminal storage unit 58. Reading (step 7), reading the current schedule status data “commuting” from the temporary storage unit 59 (step 7), and further reading the identifier “IP2222” from the identifier storage unit 55 (step 7), to the terminal communication unit 56 Perform transmission operation.
And the terminal communication part 56 transmits these read data to a server based on the server address which it has (step 7).

  In the server 53, the server control unit 69 performs a control operation for overall control, and causes the server communication unit 27 to receive (step 8). Then, the server communication unit 27 receives, from the mobile communication terminal 51, the original schedule state data “working”, terminal-side business application usage data corresponding to the original schedule state data, current schedule state data “commuting”, and mobile communication The identifier “IP2222” of the terminal 51 is received and temporarily stored in the temporary storage unit 28 (step 8).

  Then, the take-out unit 30 takes out the corresponding movie application software and game application software from the software storage area 70 of the server storage unit 68 on the basis of the received current schedule state data, and stores them in the temporary storage unit 28 (step). 9).

Subsequently, the server determination unit 29 determines whether there is application usage data corresponding to the current schedule state data in the information storage area 71 of the server storage unit 68 (step 10).
If it is determined that there is, the process proceeds to the next step 12 (step 11), and the extraction unit 30 further extracts server-side application usage data from the information storage area 71 (step 12).
If it is determined that there is not, the process proceeds to step 14 (step 11).
In this embodiment, since the server-side application usage data exists in the information storage area 71, the server-side movie application usage data and the server-side game application usage data corresponding to the current schedule state data “commuting” are stored in the information storage area 71. It is taken out from the area 71 and stored in the temporary storage unit 28 (step 12).

  Further, the server replacement unit 33 converts the server-side business application use data stored in the information storage area 71 based on the received identifier “IP2222” and the original schedule status data “working” into the original schedule status data “ The terminal side business application use data from the mobile communication terminal 51 corresponding to “on duty” is replaced (step 13). That is, the server replacement unit 33 uses the terminal-side business application usage data from the mobile communication terminal 51 to perform an overwrite operation on the storage portion in the information storage area 71 corresponding to the original schedule state data “working”. (Step 13).

Note that when the terminal-side application usage data from the mobile communication terminal 51 is stored in the information storage area 71 by the server replacement unit 33, it becomes server-side application usage data.
If the terminal-side application usage data is not received from the mobile communication terminal 51, the server replacement unit 33 performs a deletion operation on the server-side application usage data in the information storage area 71.

Subsequently, the server communication unit 27 performs transmission to the mobile communication terminal 51 based on the received identifier “IP2222” (step 14).
In this embodiment, the server communication unit 27 uses the movie application software and game application software extracted by the extraction unit 30 and stored in the temporary storage unit 28, the corresponding server-side movie application usage data and server-side game application usage. The current schedule state data “commuting” is attached to the data, and these data are transmitted to the mobile communication terminal 51 (step 14).

  In the mobile communication terminal 51, the terminal communication unit 56 receives the current schedule state data “commuting”, the corresponding movie application software and game application software, the corresponding server-side movie application usage data and the server side from the server 53. The game application usage data is received and stored in the temporary storage unit 59 (step 15).

Subsequently, the terminal replacement unit 61 overwrites the application software storage part 66 in the terminal storage unit 58 with the received current schedule state data “commuting” and the corresponding movie application software and game application software. The operation is performed (step 16).
That is, the terminal replacement unit 61 corresponds to the received current schedule status data “commuting” with the original schedule status data “working” already stored in the application software storage section 66 and the corresponding business application software. The movie application software and game application software are replaced (step 16).

As a result, the application software storage portion 66 is changed from the stored content shown in FIG. 9A to the stored content shown in FIG. 9B.
Accordingly, the current schedule state data “commuting” stored in the application software storage part 66 becomes the original schedule state data.

In addition, the terminal replacement unit 61 stores the application usage data in the terminal storage unit 58 using the received current schedule state data “commuting” and the corresponding server-side movie application usage data and server-side game application usage data. An operation of overwriting the portion 67 is performed (step 17).
That is, the terminal replacement unit 61 receives the current schedule state data “commuting” received from the original schedule state data “working” and the corresponding terminal-side business application use data already stored in the application use data storage part 67. And the corresponding server-side movie application usage data and server-side game application usage data (step 17).

  When the server side application usage data is not received from the server 53, the terminal replacement unit 61 performs a replacement operation on the status data in the application usage data storage portion 67. Delete operation.

As a result, the application usage data storage portion 67 is changed from the stored contents shown in FIG. 10A to the stored contents shown in FIG.
Accordingly, the current schedule status data “commuting” stored in the application usage data storage portion 67 becomes the original schedule status data, and the stored server-side movie application usage data and server-side game application usage data are stored in the terminal. Side movie application usage data and terminal side game application usage data.

Then, the software execution unit 62 reads out new movie application software or game application software stored in the application software storage section 66, and executes each communication process (step 18).
The terminal control unit 63 rewrites the application use data stored in the application use data storage part 67 in accordance with the communication process of the software execution unit 62 (step 19), and ends the process.

  In the present embodiment, application usage data is transmitted and received between the mobile communication terminal 51 and the server 53, but instead, only application software can be transmitted and received.

<Effect of Example 2>
According to the first embodiment of the present invention, there is provided a mobile communication terminal capable of executing communication by executing each application software without increasing the capacity of the storage area, and improving convenience and operation rate of communication processing. Can be provided.
In addition, since the corresponding application usage data is stored and transmitted / received as the situation changes, the communication processing in the same situation can be continuously performed no matter how many times it is interrupted.
Furthermore, various situations are adopted for a plurality of terminals, and various application software is executed in accordance with these various situations, so that the usability can be improved.

  In this embodiment, movie application software and game application software are employed as commuting application software, but music application software or the like may be employed.

In this embodiment, the example of “on duty” or “commuting” is given as the time zone. However, other time zones, for example, “lunch” can be employed.
Furthermore, various software can be used as application software according to each situation according to the needs of the user.

It is a block diagram which shows the structure in Example 1 of the communication system which concerns on this invention. It is explanatory drawing which shows the structure of the location memory | storage part of Example 1 which concerns on this invention. It is explanatory drawing which shows the structure of the application software storage part of Example 1 which concerns on this invention. It is explanatory drawing which shows the structure of the application utilization data storage part of Example 1 which concerns on this invention. It is explanatory drawing which shows the structure of the server storage part of Example 1 which concerns on this invention. It is a flowchart which shows the operation | movement in Example 1 of the communication system which concerns on this invention. It is a block diagram which shows the structure in Example 2 of the communication system which concerns on this invention. It is explanatory drawing which shows the structure of the time slot | zone memory | storage part of Example 2 which concerns on this invention. It is explanatory drawing which shows the structure of the application software storage part in the 2nd portable communication terminal of Example 2 which concerns on this invention. It is explanatory drawing which shows the structure of the application utilization data storage part in the 2nd portable communication terminal of Example 2 which concerns on this invention. It is explanatory drawing which shows the structure of the server storage part of Example 2 which concerns on this invention. It is a flowchart which shows the operation | movement in Example 2 of the communication system which concerns on this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10, 50 Communication system 11, 51 Portable communication terminal 13, 53 Server 17, 57 Situation detection part 18, 58 Terminal storage part 20, 60 Terminal judgment part 21, 61 Terminal replacement part 30 Extraction part 31, 68 Server storage part

Claims (33)

A mobile communication terminal connected to a server storing each application software corresponding to the mobile communication terminal and the surrounding situation via a communication line and having an identifier,
A terminal storage unit that stores the application software corresponding to one of the situations;
A situation detector for detecting the situation;
A terminal determination unit for determining whether or not the detected status corresponds to the application software stored in the terminal storage unit as a current status;
If not, a terminal communication unit that transmits the current status and the identifier to the server and receives the application software corresponding to the current status from the server;
A mobile communication terminal comprising: a terminal replacement unit for replacing the application software stored in the terminal storage unit with the application software received from the server. The situation indicates the location of the mobile communication terminal,
The status detection unit periodically receives GPS radio waves from a plurality of GPS (Global Positioning System) satellites, calculates a latitude and longitude using the received radio waves, and a predetermined position corresponding to each location The portable communication terminal according to claim 1, further comprising a location storage unit that stores latitude and predetermined longitude in advance.   When indicating that the location is in the user's company, the terminal storage unit stores the application software consisting of business application software, and when indicating that the location is at the user's home, The mobile communication terminal according to claim 2, wherein the terminal storage unit stores the application software including private application software.   The portable communication terminal according to claim 1, wherein the situation indicates a time zone during the day, and the situation detection unit includes a timer for measuring time.   When the time zone is the user's working time zone, the terminal storage unit stores the application software including business application software, and when the time zone is the user's commuting time zone, the terminal storage The mobile communication terminal according to claim 4, wherein the unit stores the application software including commuting application software.   The situation includes a distance between the mobile communication terminal and a wearable device of the user, and the situation detection unit includes a reception unit that receives a signal from the wearable device. The mobile communication terminal according to 1.   When the distance indicates that the mobile communication terminal is in a safe state, the terminal storage unit stores the application software including application software for simple authentication for authenticating the user, and the distance is When indicating that the mobile communication terminal is in a dangerous state, the terminal storage unit saves the application software including strict authentication application software for authenticating the user and data in the mobile communication terminal 7. The mobile communication terminal according to claim 6, wherein the data saving application software is stored.   8. The mobile communication terminal according to claim 7, wherein the simple authentication application software is password authentication application software, and the strict authentication application software is biometric authentication application software.   The mobile communication terminal according to claim 8, wherein the biometric authentication application software is application software that performs authentication based on biometric information including any one of an iris, a fingerprint, a vein, and a face.   2. The portable communication terminal according to claim 1, wherein the portable communication terminal is one of a mobile phone, a PDA (Personal Digital Assistant), and a mobile PC (Personal Computer).   2. The mobile communication terminal according to claim 1, wherein the identifier is composed of either a telephone number IP address or a SIP address. The terminal storage unit includes an application software storage part that stores the application software, and an application usage data storage part that stores application usage data corresponding to the execution of the stored application software,
When the application software stored in the terminal storage unit is replaced by the terminal replacement unit, the terminal communication unit uses the application corresponding to the original situation based on the situation corresponding to the replaced application software. The mobile communication terminal according to claim 1, wherein the mobile communication terminal transmits the data to the server together with the data. A communication system including at least one mobile communication terminal used by a user and having an identifier, and a server connected to the mobile communication terminal via a communication line,
The mobile communication terminal is
A terminal storage for storing application software for communication;
A status detector for detecting a status related to communication;
A terminal determination unit for determining whether or not the detected situation corresponds to the application software stored in the terminal storage unit;
If not compatible, comprising a terminal communication unit that transmits the status data indicating the status and the identifier to the server,
The server
A server storage unit for storing the application software corresponding to each of the situations;
Based on the status data received from the mobile communication terminal, an extraction unit that extracts the corresponding application software;
Based on the identifier received from the mobile communication terminal, a server communication unit that transmits the extracted application software to the mobile communication terminal,
The mobile communication terminal further includes a terminal replacement unit for replacing the application software stored in the terminal storage unit with the application software received from the server. The situation indicates the location of the mobile communication terminal,
The status detection unit periodically receives GPS radio waves from a plurality of GPS (Global Positioning System) satellites, calculates a latitude and longitude using the received radio waves, and a predetermined position corresponding to each location 14. The communication system according to claim 13, further comprising a location storage unit that stores latitude and predetermined longitude in advance.   When indicating that the location is in the user's company, the terminal storage unit stores the application software consisting of business application software, and when indicating that the location is at the user's home, The communication system according to claim 14, wherein the terminal storage unit stores the application software including private application software.   The communication system according to claim 15, wherein the private application software is one of movie application software, music application software, and game application software.   The terminal storage unit stores the application software in advance corresponding to the location, and the determination unit compares the detected location with the location stored in advance, and if the location is different, 15. The communication system according to claim 14, wherein the detected location is determined not to correspond to the stored application software.   14. The communication system according to claim 13, wherein the situation indicates a time zone during the day, and the situation detection unit has a timer for measuring time.   When the time zone is the user's working time zone, the terminal storage unit stores the application software including business application software, and when the time zone is the user's commuting time zone, the terminal storage The communication system according to claim 18, wherein the unit stores the application software including commuting application software.   20. The communication system according to claim 19, wherein the commuting application software is one of movie application software, music application software, and game application software.   The situation includes a distance between the mobile communication terminal and a wearable device of the user, and the situation detection unit includes a reception unit that receives a signal from the wearable device. 13. The communication system according to 13.   When the distance indicates that the mobile communication terminal is in a safe state, the terminal storage unit stores the application software including application software for simple authentication for authenticating the user, and the distance is When indicating that the mobile communication terminal is in a dangerous state, the terminal storage unit saves the application software including strict authentication application software for authenticating the user and data in the mobile communication terminal 22. The communication system according to claim 21, wherein the data saving application software is stored.   23. The communication system according to claim 22, wherein the simple authentication application software is password authentication application software, and the strict authentication application software is biometric authentication application software.   The communication system according to claim 23, wherein the biometric authentication application software is application software that performs authentication based on biometric information including any one of an iris, a fingerprint, a vein, and a face.   14. The communication system according to claim 13, wherein the communication line comprises a mobile phone network of either a wireless LAN or an IP (Internet Protocol) network.   14. The communication system according to claim 13, wherein the mobile communication terminal is one of a mobile phone, a PDA (Personal Digital Assistant), and a mobile PC (Personal Computer).   The communication system according to claim 13, wherein the terminal storage unit stores the application software in association with the situation data.   The mobile communication terminal includes a plurality of mobile communication terminals, and the server storage unit includes a plurality of storage parts that store different status data and corresponding application software corresponding to the identifiers. Item 14. The communication system according to Item 13.   The communication system according to claim 13, wherein the identifier is one of a telephone number and an IP address. The terminal storage unit includes an application software storage part that stores the application software, and an application usage data storage part that stores application usage data corresponding to the execution of the stored application software,
When the application software stored in the terminal storage unit is replaced by the terminal replacement unit, the terminal communication unit includes the status data corresponding to the replaced application software together with the application usage data. To the server,
The server stores the received application usage data and the received identifier in the server storage unit corresponding to the stored application software based on the received status data. Item 14. The communication system according to Item 13. The server storage unit includes an information storage area for storing the application usage data,
The communication according to claim 30, wherein the server further includes a server replacement unit that performs an application usage data replacement operation by overwriting the information storage area using the received application usage data. system. The server further includes a server determination unit for determining the presence or absence of the application usage data corresponding to the application software stored in the server storage unit,
When the extraction unit extracts the application software based on the status data from the mobile communication terminal, the server determination unit performs a determination operation based on the received identifier,
When it is determined that the application usage data is present, the extraction unit further extracts the application usage data from the server storage unit,
31. The communication system according to claim 30, wherein the server communication unit transmits the extracted application usage data to the portable communication terminal together with corresponding extracted application software.   When the terminal communication unit receives the application software and the application usage data from the server, the terminal replacement unit overwrites the received application software on the application software storage portion and uses the application The communication system according to claim 32, wherein the received application usage data is overwritten on a data storage portion.

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