JP2002297483A - Mobile communication terminal, communication method and program for the terminal - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reduce communication information in amount by simplifying key operations when downloading application programs. SOLUTION: In a mobile communication terminal, a processing control part 3 executes a sole delete processing to solely delete application programs 10 corresponding to selected applications according to instruction information inputted from an input part 5. Or the control part 3 executes a perfect delete processing to delete the programs 10 together application information files 11. And the control part 3 checks available space in a storage part 2 when downloading, if judging it is impossible to install the applications due to lack of the space, stores application information downloaded in advance from a contents server into the storage part 2 as the files 11.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mobile communication terminal capable of downloading an application program using network communication, and more particularly to a mobile communication terminal capable of simplifying key operations and reducing the amount of communication information. The present invention relates to a body communication terminal.

[0002]

2. Description of the Related Art A mobile communication terminal capable of downloading an application program by executing network communication for transmitting and receiving communication data to and from a predetermined computer system disposed on a network is known. For example, mobile phones and PHS (Pe
Mobile phone devices such as the rsonal handy-phone system have access to a computer system that functions as a content server by transmitting and receiving wireless signals to and from base stations in mobile communication networks, In addition to files and image files, there are those that can download and execute application programs.

[0003] For example, a mobile telephone device capable of executing an application program using the Java (registered trademark) language executes an application program downloaded from a content server on a virtual machine to reproduce music, play a game, e-commerce, or the like. And various application functions can be realized.

FIG. 11 is a processing sequence for explaining an example of an operation when such a conventional mobile communication terminal accesses a content server to download an application program. At this time, the mobile communication terminal displays an image as illustrated in FIGS. 12A to 12D by switching the screen display on a predetermined display unit.

[0005] Conventional mobile communication terminals include, for example, KVM.
When downloading an application program to be executed on a Java virtual machine such as (K Virtual Machine), first, an ADF (Application Descriptor Fil)
It is necessary to download an application information file called e). Therefore, the mobile communication terminal specifies the location of the application program, such as the URL (Uniform Resource Locator) address of the application program stored in the content server (step S50). At this time, the mobile communication terminal accesses the content server via a network such as a mobile communication network or the Internet and transmits a content request (step S51), and the HTML.
(Hyper Text Markup Language) and cHTML (compac
A document created in a description language such as t-HTML) is downloaded (step S52). When transmitting a content request to a content server, the mobile communication terminal displays, for example, an image as shown in FIG. 12A on a display unit.

[0006] The mobile communication terminal acquires a list of application programs stored in the content server from information included in the downloaded document, and executes processing such as displaying the list on the display unit. At this time, the mobile communication terminal responds to the document or the like downloaded from the content server, for example, as shown in FIG.
An image as shown in (b) is displayed on the display unit.

When a download instruction is input from the input unit in response to a key operation or the like by the user, the mobile communication terminal requests an application information file such as an ADF from the content server (step S53). Download the application information file in which ".jad" or ".jam" is used (step S5
4).

[0008] The mobile communication terminal reads the downloaded application information file to specify the file size of the application program, and checks the free space capacity (free capacity) in the storage unit provided in the terminal itself (step S55). At this time, when the mobile communication terminal detects that the free space of the storage unit is sufficient, the mobile communication terminal transmits a content request to the content server according to an instruction input by the input unit in response to a key operation or the like of the user, Download the application program.

On the other hand, when the mobile communication terminal detects that the free space of the storage unit is insufficient (step S5).
6) For example, an image for notifying that the application program cannot be installed as shown in FIG. 12C is displayed on the display unit, and the download process is stopped. At this time, the mobile communication terminal
In response to the inability to install the application program, the application information file such as the ADF downloaded from the content server in step S54 is deleted (step S57).

Here, in order to download and install an application program from a content server, it is necessary to delete another application program already stored in the storage unit of the mobile communication terminal. The mobile communication terminal secures a free space by deleting programs and data stored in the storage unit in accordance with an instruction input from the input unit in response to a key operation or the like of the user (step S58).

[0011] Thereafter, the mobile communication terminal again specifies the location of the application program (step S59), transmits a content request to the content server (step S60), and downloads a document described in HTML or the like. (Step S61). When the mobile communication terminal accesses the content server,
The image illustrated in FIG. 2A is displayed on the display unit, and the image illustrated in FIG. 12B is displayed corresponding to the downloaded document.

Further, the mobile communication terminal requests an application information file such as an ADF (step S6).
2) Download the application information file (step S63). When the mobile communication terminal determines that the application program can be installed based on the result of reading the application information file and checking the free space in the storage unit (step S64), the mobile communication terminal displays an image as illustrated in FIG. Is displayed and the user is requested to confirm download start (step S
65). Thereafter, when the start of download is instructed by the input unit in response to a key operation or the like of the user, the mobile communication terminal sends a transfer request of the application program to the content server (step S66), and is stored in the content server. The downloaded application program is downloaded (step S67).

[0013]

The above conventional mobile communication terminal, after downloading the application information file such as the ADF, determines that the application program cannot be installed, and deletes the downloaded application information file at this time. At this time, in order to download and install the application program, it is necessary to delete the program and data stored in the storage unit and then transmit a content request and a request for an application information file to the content server again. For this reason, the user has to repeatedly perform the same key operation or the like.
In addition, since the same information is repeatedly transmitted and received to and from the content server, there is a problem that a communication fee increases.

The present invention has been made in view of the above situation, and provides a mobile communication terminal capable of simplifying a key operation when downloading an application program and reducing an amount of communication information. Aim.

[0015]

In order to achieve the above object, a mobile communication terminal according to a first aspect of the present invention is capable of downloading and installing an application program from a content server arranged on a network. Communication means for accessing a content server to download an application program, and associating the application program downloaded by the communication means with communication with an application information file containing information about the program. Program storage means for storing, processing execution means for executing processing for managing an application program stored in the program storage means, and instruction input means for inputting instruction information for instructing the operation of the processing execution means With the door, said processing execution means
According to the instruction information input by the instruction input means,
Select either a single deletion process for deleting the application program stored in the program storage unit alone or a complete deletion process for deleting the application program stored in the program storage unit together with the corresponding application information file. And execute it.

According to this invention, the processing executing means independently deletes the application program stored in the program storing means in accordance with the instruction information input by the instruction inputting means, and stores the application program in the program storing means. One of the complete deletion processes for deleting the application program that has been deleted together with the corresponding application information file is selected and executed. This allows
When the processing execution unit executes the single deletion process, it is possible to provide a state in which only the application information file is stored in the program storage unit, and to simplify the operation when the application program is subsequently downloaded from the content server, The amount of communication information can be reduced.

It is preferable that the processing executing means reads an application information file stored in the program storing means, specifies a location of the application program, and downloads the application program from a content server by the communication means. This eliminates the need for the user to input the location of the application program, thereby simplifying the key operation. Further, since the application program stored in the content server can be directly downloaded, the amount of communication information can be reduced.

Here, the processing executing means, when downloading the application program from the content server by the communication means, acquires an application information file stored in the content server corresponding to the application program to be downloaded,
It is desirable to update an application information file stored in the program storage unit.

The instruction input means inputs instruction information for instructing download of an application program from a content server, and the processing executing means responds to the communication means in accordance with the download instruction input by the instruction input means. An application information file corresponding to the application program to be accessed and downloaded is downloaded and stored in the program storage unit, and the free space of the program storage unit is specified, and the application program instructed to be downloaded is installed. It is determined whether there is sufficient free space for the application, and if it is not, the application information file stored in the program storage unit is saved and the process for downloading is performed. Ryosuru it is desirable.

Further, after executing the complete deletion processing, the processing execution means determines whether or not an application information file corresponding to the application program which has not been installed is stored in the program storage means, and is stored. If it is determined that there is a program, it is desirable to specify the free space of the program storage unit and download an application program that is not installed from the content server by the communication unit.

[0021] A mobile communication terminal according to a second aspect of the present invention is capable of downloading and installing an application program from a content server arranged on a network, and a content server for downloading the application program. Communication means for accessing the program, program storage means for storing an application program downloaded by the communication means by executing communication in association with an application information file containing information on the program, and storage in the program storage means Processing execution means for executing processing for managing the application program being executed; and instruction input means for inputting instruction information for instructing the operation of the processing execution means. When an application program is downloaded from a server, an application information file corresponding to the application program to be downloaded is downloaded before the application program and stored in the program storage unit. When downloading an application program from the server,
It is determined whether or not the free space of the program storage means is sufficient to install an application program, and if it is determined that the free space is insufficient, the communication means stores the application stored in the program storage means. The information file is saved, and the process for downloading is terminated.

According to the present invention, when the processing execution means downloads the application program from the content server by the communication means, it is determined whether or not the free space of the program storage means is sufficient to install the application program. Is determined, the communication means stores the application information file downloaded from the content server in the program storage means. As a result, it is possible to provide a state in which only the application information file is stored in the program storage means, and it is possible to simplify the operation when the application program is subsequently downloaded from the content server and to reduce the amount of communication information.

It is preferable that the processing executing means reads an application information file stored in the program storing means, specifies a location of the application program, and downloads the application program from a content server by the communication means.

[0024] Further, when the application program is downloaded from the content server by the communication means, the processing execution means acquires an application information file stored in the content server corresponding to the application program to be downloaded. It is desirable to update the application information file stored in the storage means.

A communication method for a mobile communication terminal according to a third aspect of the present invention is a communication method for a mobile communication terminal comprising input means, communication means, processing execution means, and storage means, A complete deletion step of deleting the application program stored in the storage unit, together with an application information file stored in the storage unit in association with the application program, including information on the program, A process execution unit that independently deletes an application program stored in the storage unit, and the process execution unit executes the complete deletion step and the single deletion according to instruction information input from the input unit. A step of selecting and executing any one of the steps; A download unit for reading the application information file stored in the storage unit to specify the location of the application program, and downloading the application program from a content server by the communication unit. .

Further, after the complete deletion step, the processing execution means determines whether or not an application information file corresponding to the application program not installed is stored in the storage means,
When it is determined that the application program is stored, it is preferable to include a determination step of determining the free space of the storage unit and determining whether the application program can be downloaded.

[0027] In the downloading step, when the processing execution means downloads an application program from the content server by the communication means, an application information file stored in the content server corresponding to the application program to be downloaded is obtained. Preferably, the method further comprises the step of updating an application information file stored in the storage means.

[0028] A communication method for a mobile communication terminal according to a fourth aspect of the present invention is a communication method for a mobile communication terminal comprising input means, communication means, processing execution means, and storage means, According to the instruction information input by the input unit, the processing execution unit accesses the content server by the communication unit, downloads an application information file including information on an application program to be downloaded, and stores the application information file in the storage unit. An information file download step, wherein the processing execution unit reads the application information file downloaded in the information file download step, specifies a free space of the storage unit, and installs an application program based on the free space of the storage unit. Was A capacity determining step of determining whether or not the capacity is sufficient, and if it is determined that the free capacity is insufficient in the capacity determining step, the processing execution means performs the processing in the information file downloading step. A file saving step of saving the application information file stored in the storage means and ending the download process.

[0029] The processing execution means may read an application information file stored in the storage means to specify a location of the application program, and execute a program download step of downloading the application program from a content server by the communication means. It is desirable to have.

The program download step includes:
When the process execution unit downloads an application program from a content server by the communication unit, an application information file stored in the content server corresponding to the application program to be downloaded is acquired and stored in the storage unit. Preferably, the method includes a step of updating the application information file.

According to a fifth aspect of the present invention, there is provided a program that stores an application program stored in a predetermined storage unit in a computer functioning as a mobile communication terminal, and stores the application program in the storage unit including information on the program. A complete deletion process for deleting the application program stored together with the application information file stored therein, a single deletion process for independently deleting the application program stored in the storage unit, and an instruction information input from a predetermined input unit. A selection execution process for selecting and executing one of the complete deletion process and the single deletion process, and reading an application information file stored in the storage unit to specify the location of the application program, Access and application Characterized in that to execute a download process for downloading down program, the.

Here, the download process includes a process of obtaining an application information file stored in the content server corresponding to the application program to be downloaded, and updating the application information file stored in the storage unit. It is desirable.

[0033] A program according to a sixth aspect of the present invention is an information file for accessing a content server to a computer functioning as a mobile communication terminal and downloading an application information file containing information on an application program to be downloaded. Download processing and storing the application information file downloaded by the information file download processing in a predetermined storage unit, and determining whether the free space of the storage unit is sufficient to install an application program. A capacity discriminating process; a file saving process for saving an application information file stored in the storage unit when it is determined that the free space is insufficient in the capacity discriminating process; Complete deletion processing for deleting an application program together with a corresponding application information file, selective deletion processing for selecting and executing one of single deletion processing for independently deleting the application program, and an application information file stored in the storage unit. , The location of the application program is identified, and a program download process of accessing the content server to download the application program is executed.

The program download process includes a process of acquiring an application information file stored in a content server corresponding to an application program to be downloaded and updating the application information file stored in the storage unit. It is desirable.

[0035]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a mobile communication terminal according to an embodiment of the present invention will be described in detail with reference to the drawings.

FIG. 1 is a diagram showing a configuration of a mobile communication terminal 100 according to an embodiment of the present invention. The mobile communication terminal 100 is, for example, a mobile phone or a PHS (Personal
al Handy-phone System), which is a terminal capable of communicating with a predetermined computer system (server device) via a network such as a mobile communication network or the Internet. As shown in FIG. 1, the mobile communication terminal 100 includes a communication processing unit 1, a storage unit 2, a processing control unit 3, a display unit 4, an input unit 5, and an antenna 6.

The communication processing unit 1 transmits and receives radio signals via the antenna 6 and communicates with a computer system and other communication devices arranged on the network. For example, the communication processing unit 1 executes communication by transmitting and receiving a radio signal to and from a base station included in a mobile communication network using the antenna 6.

The storage unit 2 stores at least one application program 1 by storing operation programs and data executable by the mobile communication terminal 100.
This is for storing 0. The application program 10 stored in the storage unit 2 is an intermediate code format program created using, for example, the Java language, and is executed on a KVM (K Virtual Machine). Here, KVM is a memory, a CPU (Central Processing Unit).
nit) Java Vi designed for devices with constraints
rtual Machine.

The storage unit 2 stores, for each application program 10, an application information file 11 including various information indicating, for example, the name and version of the application program 10, the last update date and time, and the file size. . The application information file 11 includes, for example, the application program 10
Is an ADF (Application Descriptor File) when the application is a Java application running on the KVM, and ".jad" is used as an extension included in the file name.
And ".jam" are used.

The processing control section 3 is composed of a microprocessor such as a CPU and controls the operation of the mobile communication terminal 100 as a whole. For example, the processing control unit 3 executes a JAM (Java Application) on an OS (Operating System).
By activating the KVM and executing the application program 10 read from the storage unit 2, various application functions such as games and electronic commerce are realized.

The display unit 4 includes a liquid crystal display (LCD;
Liquid Crystal Display) for displaying an image according to the control of the processing control unit 3. For example, the display unit 4 displays an instruction input screen or the like for inputting an instruction to download the application program 10.

The input unit 5 includes a keypad, soft keys, selection buttons, and the like, and is used to input instruction information for instructing the processing control unit 3 to perform an operation in response to a key operation or the like by a user. For example, the input unit 5 detects that a predetermined button image displayed on the display unit 4 has been designated, and inputs instruction information to the processing control unit 3 in response to pressing of a selection button or the like.

The mobile communication terminal 100 is applied to a network communication system as shown in FIG. That is, the mobile communication terminal 100 is connected to the network 101
Communication is performed with the content server 102 arranged above, and a download site provided by the content server 102 is accessed.

The network 101 is composed of, for example, a mobile communication network or the Internet connected thereto via a gateway.

The content server 102 executes the HTTP (Hy
per Text Transfer Protocol) is a server device that functions as a server.
It stores page b, Java applications, and the like. More specifically, the content server 102 is, for example, an HTML (Hyper Text Markup Language) or cHTML.
(Compact-HTML) stores a Web page 12 indicating a homepage of a download site created using a description language such as (compact-HTML). Also, the content server 102
Is an application program 13 that can be downloaded and installed by the mobile communication terminal 100.
Is stored. Here, the application program 13 is stored in the content server 102 in association with the application information file 14.

The application information file 14 is an information file stored in the storage unit 2 as the application information file 11 when downloaded to the mobile communication terminal 100. The application information file 14 stores the corresponding application program 13
Contains information indicating the location of the. Here, the location of the application program 13 is, for example, a URL
(Uniform Resource Locator) address, application program 1 on download site
3 is indicated using a network address for uniquely specifying the location.

The operation of mobile communication terminal 100 according to the embodiment of the present invention will be described below. The mobile communication terminal 100 stores the application information file 14 downloaded from the content server 102 via the network 101 in the storage unit 2 as the application information file 11, and does not download the corresponding application program 13. Even
Save as manageable. Also, the mobile communication terminal 100
Is the installed application program 1
When deleting 0, one of the single deletion process of deleting the application program 10 stored in the storage unit 2 alone and the complete deletion process of deleting the application program 10 together with the corresponding application information file 11 is selected and executed.
When the single deletion process is performed, the application information file 11 corresponding to the deleted application program 10 remains stored in the storage unit 2. As described above, the application information file 11 is stored in the storage unit 2.
By providing a state in which only the application program 13 is stored, it is possible to simplify the operation when the corresponding application program 13 is subsequently downloaded from the content server 102 and to reduce the amount of communication information.

FIG. 3 is a diagram showing an example of a screen displayed by the processing control unit 3 controlling the display unit 4 when there are installed applications and uninstalled applications. Here, the installed application is an application in which the application program 10 is stored in the storage unit 2 together with the application information file 11. An uninstalled application is an application in which only the application information file 11 is stored in the storage unit 2 and the corresponding application program 10 is not stored.

On the screen shown in FIG. 3, “○” indicates that the application is installed. Further, “×” indicates that the application is not installed. That is, "JJJ", "KKK",
“LLL” indicates that the application program 10 is stored in the storage unit 2 together with the corresponding application information file 11.
The application stored in. Also, "A
“AA” is an application in which only the application information file 11 is stored in the storage unit 2.

Next, in the mobile communication terminal 100, processing for the processing control unit 3 to manage the application program 10 and the application information file 11 stored in the storage unit 2 will be described.

FIG. 4 illustrates a process for deleting the application program 10 stored in the storage unit 2 as an example of a process for the process control unit 3 to manage the application program 10 stored in the storage unit 2. It is a flowchart for performing. FIG. 5 is a diagram illustrating a display screen in a process of deleting the application program 10.

When the processing control unit 3 instructs the display unit 4 to call the selector screen for selecting the application program 10 stored in the storage unit 2 by the instruction information input from the input unit 5, By controlling, for example, a selector screen D1 is displayed (step S1). here,
As the application program 10, "JJJ",
“KKK” and “LLL” are stored in the storage unit 2.
As for “AAA”, only the application information file 11 is stored in the storage unit 2, and the application has not been installed yet.

The selector screen D1 displays the names of the respective applications obtained from the application information file 11 stored in the storage unit 2 in a selectable manner. The processing control unit 3 selects an application according to the instruction information input by the input unit 5 (Step S2).

When the selection of the application is confirmed by, for example, pressing a selection button (not shown) provided in the input unit 5, the processing control unit 3 controls the display unit 4 to
For example, a menu screen D2 is displayed (step S3).
The menu screen D2 displays a menu such as “information display”, “version upgrade”, “delete”, and “completely delete” in a selectable manner. The processing control unit 3 selects a menu according to the instruction information input by the input unit 5 (step S4), and determines which menu has been selected (step S5).

At this time, when the processing control unit 3 determines that the “delete” menu has been selected (deleted in step S5),
A single deletion process is performed to delete the application program 10 corresponding to the application selected in step S2 alone (step S6). That is,
The processing control unit 3 deletes only the corresponding application program 10 while keeping the application information file 11 corresponding to the selected application in the storage unit 2. For example, when the process control unit 3 executes the single deletion process, the application program 10 corresponding to “JJJ” displayed on the selector screen D1 is executed.
Has been deleted by itself. In this case, the processing control unit 3
Controls the display unit 4 to display the selector screen D3 whose display has been changed to "x" indicating that "JJJ" has not been installed, and terminates the processing for deleting the application program 10.

On the other hand, when the processing control section 3 determines that the "permanent deletion" menu is selected (permanent deletion in step S5), the processing control section 3 executes the complete deletion processing (step S7), and executes the application selected in step S2. Is deleted together with the corresponding application information file 11. For example, it is assumed that the application program 10 corresponding to “JJJ” displayed on the selector screen D1 has been deleted together with the corresponding application information file 11 by the processing control unit 3 executing the complete deletion process. in this case,
The processing control unit 3 controls the display unit 4 to display the selector screen D4 in which the display of “JJJ” is deleted, and ends the processing for deleting the application program 10.

As described above, when deleting the application program 10, the processing control section 3 selects and executes either the single deletion processing or the complete deletion processing. When the single deletion process is executed, only the application program 10 is deleted, and the corresponding application information file 11 remains stored in the storage unit 2. By using the application information file 11 stored in the storage unit 2 in this manner, the operation for downloading and installing the application program 13 stored in the content server 102 can be simplified, and the communication charge can be reduced. .

The mobile communication terminal 100 uses the application information file 11 stored in the storage unit 2 to download the application program 13 corresponding to the application that has not been installed by the content server 102. The processing when downloading from the site will be described. Here, an example will be described in which the mobile communication terminal 100 attempts to download the application program 13 by accessing the download site, and the capacity of the free area (free space) in the storage unit 2 is insufficient, so that the installation cannot be performed. . The storage unit 2 stores an application program 10 and an application information file 11 corresponding to the already installed applications “JJJ”, “KKK”, and “LLL”, and downloads an application “AAA”. And

FIG. 6 is a processing sequence for explaining a process in which the mobile communication terminal 100 downloads an application program 13 corresponding to an uninstalled application from a download site. FIG. 7 is a diagram illustrating a display screen in a process of downloading the application program 13.

When the processing control unit 3 instructs the display unit 4 to call the selector screen for selecting the application program 10 stored in the storage unit 2 by the instruction information input from the input unit 5, Under control, for example, a selector screen D10 is displayed (step S10).

The selector screen D10 displays the names of the respective applications obtained from the application information file 11 stored in the storage unit 2 in a selectable manner. At this time, if the location of the application program 13 stored in the content server 102 is specified by the instruction information input from the input unit 5, the processing control unit 3
Controls the communication processing unit 1 to access the content server 102 and transmits a content request (step S1).
1). Further, the processing control unit 3 switches the screen display of the display unit 4, and displays a connected notification screen D11 indicating a URL address of a download site provided by the content server 102, for example.

The processing control section 3 receives the document transmitted from the content server 102 by the communication processing section 1 (step S12). At this time, the document transmitted from the content server 102 is, for example, an HTM
L (Hyper Text Markup Language) and cHTML (comp
The document is described in a description language such as act-HTML) and indicates the Web page 12 of the download site.
The processing control unit 3 acquires a list of the application programs 13 stored in the content server 102 from the information included in the received document. Also,
The processing control unit 3 switches the screen display of the display unit 4 and displays, for example, a warning screen D12 corresponding to the document downloaded from the content server 102.

When download is instructed by the instruction information input from the input unit 5, the processing control unit 3 controls the communication processing unit 1 to request the content server 102 for the application information file 14 (step S13). For example, A with extension ".jad" or ".jam"
The application information file 14 such as a DF is downloaded (step S14). The processing control unit 3 converts the downloaded application information file 14 into
It is stored in the storage unit 2 as the application information file 11 (Step S15).

The processing control unit 3 reads the application information file 11 stored in the storage unit 2, specifies the file size of the application program 13 for which download is instructed, and checks the free space of the storage unit 2 (step S16). .

Here, when the processing control unit 3 detects that the free space of the storage unit 2 is insufficient and the application program 13 cannot be downloaded (step S1).
7) Switching the screen display of the display unit 4 to display, for example, an impossibility notification screen D13 for notifying the user that installation is not possible. At this time, the process control unit 3 saves the application information file 11 stored in the storage unit 2 in step S15, and ends the process for downloading once (step S18). That is,
The processing control unit 3 ends the process for downloading without erasing the application information file 11 stored in the storage unit 2, and deletes the application in which only the application information file 11 is stored in the storage unit 2. Manage as an application for installation.

Thereafter, when the call of the selector screen is instructed by the instruction information input from the input unit 5, the processing control unit 3 controls the display unit 4 to display “X” in the non-installed application “AAA”. Selector screen D with
14 is displayed.

Here, the processing control section 3 operates in accordance with the instruction information input from the input section 5 by the user's key operation or the like.
The process of deleting the application program 10 shown in the flowchart of FIG. 4 is executed (step S
19). For example, it is assumed that the process control unit 3 executes the process of deleting the application program 10 shown in the flowchart of FIG. 4 and deletes the application program 10 and the application information file 11 corresponding to “JJJ” by the complete deletion process. . Thereafter, when the call of the selector screen is instructed by the instruction information input from the input unit 5, the processing control unit 3 controls the display unit 4 to display the selector screen D15 in which the display of the application “JJJ” is deleted. indicate.

At this time, according to the instruction information input from the input unit 5, the uninstalled application “AAA”
Is instructed, the process control unit 3 controls the display unit 4 to inquire the user as to whether or not to confirm that there is free space available for storing “AAA” which is an uninstalled application. A capacity confirmation screen D16 is displayed for the user. When the processing control unit 3 is instructed to check the free space by the instruction information input from the input unit 5,
The location of the application program 13 and the application information file 11 corresponding to the uninstalled application “AAA” is specified (Step S).
20).

At this time, the processing control section 3 reads the application information file 11 corresponding to “AAA” stored in the storage section 2 and reads the application program 13 corresponding to “AAA” at the download site.
The location of. More specifically, the processing control unit 3
Specifies the URL address of the application program 13 using, for example, a PackageURL key included in the ADF. That is, the user operates the input unit 5 by key operation or the like.
There is no need to input the location of the application program 13 from.

The processing control section 3 controls the communication processing section 1 to access the content server 102, and requests the application information file 14 corresponding to the application program 13 at the specified location (step S2).
1) Download the application information file 14 (step S22). Here, the processing control unit 3
Based on the result of reading the application information file 11 stored in the storage unit 2, the content server 1
By accessing the application information file 02, the application information file 14 can be downloaded without downloading the document indicating the Web page 12. However, the application information file 14 may have been updated. Therefore, even when the application information file 11 corresponding to the application program 13 to be downloaded is stored in the storage unit 2, the application information file 14 is downloaded from the content server 102. At this time, the processing control unit 3 accesses the content server 102 using the information included in the document received in step S12. The processing control unit 3 stores the downloaded application information file 14 in the storage unit 2 as the application information file 11. In this way, the processing control unit 3 executes the application information file 1 stored in the storage unit 2 corresponding to the application program 13 downloaded from the content server 102.
Update 1

The processing control section 3 reads the application information file 11 updated in this manner, and reads the application program 1 instructed to download.
In addition to specifying the file size of No. 3 and checking the free space of the storage unit 2 (step S23).

When the processing control unit 3 detects that the free space in the storage unit 2 is sufficient to install the uninstalled application “AAA”, the processing control unit 3 switches the screen display on the display unit 4. For example, a possible notification screen D17 for notifying that an uninstalled application can be saved is displayed. Thereby, the processing control unit 3 requests the user to confirm the start of the download (step S24).

When the start of download is instructed by the instruction information input from the input unit 5, the processing control unit 3 controls the communication processing unit 1 to transmit a transfer request of the application program 13 to the content server 102. (Step S25). Thereby, the processing control unit 3 sends the application program 13
Is started and stored in the storage unit 2 as the application program 10 (step S26).

As described above, when the application program 13 cannot be downloaded from the download site, only the application information file 14 is stored in the storage unit 2 as the application information file 11. Thus, when downloading the application program 13 again, the location of the application program 13 can be specified from the application information file 11 stored in the storage unit 2. When trying to download again, for example, a Web page 1 created by HTML, cHTML, or the like is used.
You do n’t need to download a document that shows
The application information file 14 can be directly downloaded. Therefore, the amount of communication information can be reduced, and the communication fee can be reduced when downloading using a communication carrier that employs a packet-based charging system.

Further, when the processing control section 3 executes the complete deletion processing in step S7 of FIG. 4, the mobile communication terminal 100 determines whether or not there is an application that has not been installed. The operation can be further simplified by executing the corresponding download processing.

Hereinafter, a process for download executed by the process control unit 3 after the complete deletion process will be described. Here, the mobile communication terminal 100 already has “JJ
J ”application is installed,
It is assumed that a complete deletion process for deleting the application program 10 and the application information file 11 corresponding to this is executed.

FIG. 8 is a flowchart for explaining a process for download executed by the process control unit 3 after the complete deletion process. 9 and FIG.
FIG. 7 is a diagram illustrating a display screen in a process for downloading.

When the call of the selector screen is instructed by the instruction information input from the input section 5, the processing control section 3 controls the display section 4 to display the selector screen D20 or the selector screen D21. Here, the selector screen D2
0 is an application that has not been installed, "AA
"A" is present. On the other hand, the selector screen D21
Indicates that there is no application that has not been installed.

At this time, execution of the above-described process of deleting the application program 10 is instructed. When the complete deletion process is executed in step S7 of FIG. 4, the process control unit 3 displays the screen of the display unit 4. Switch to delete notification screen D22 for notifying the user that "JJJ" has been deleted
Is displayed (step S30).

The processing control section 3 determines whether or not there is an uninstalled application by detecting the application program 10 corresponding to each of the application information files 11 stored in the storage section 2 (step S31). ).

Here, when there is no uninstalled application as indicated by the selector screen D21 (NO in step S31), the display on the display unit 4 is switched, and the selector screen D23 after the complete deletion process is executed. Is displayed (step S32).

On the other hand, when there is an application that has not been installed as indicated by the selector screen D20 (YES in step S31), the processing control unit 3 detects that the free space in the storage unit 2 has increased (step S31). Step S3
3).

At this time, the processing control unit 3 switches the screen display of the display unit 4 and inquires of the user whether or not to confirm that there is a free space that can store the uninstalled application “AAA”. A capacity confirmation screen D24 is displayed (step S34). Processing control unit 3
Determines whether the confirmation of the free space is instructed by the instruction information input from the input unit 5 (step S3).
5).

When the processing control unit 3 determines that the confirmation of the free space is not instructed (NO in step S35),
The screen display of the display unit 4 is switched, and a selector screen D25 indicating that “AAA” is a non-installed application is displayed (step S36).

On the other hand, when the processing control section 3 determines that the confirmation of the free space has been instructed (YE in step S35).
S), the free space of the storage unit 2 is checked, and it is determined whether or not the free space is sufficient to install the uninstalled application (step S37).

When the processing control unit 3 determines that there is not enough free space to install the uninstalled application (NO in step S37), it switches the screen display of the display unit 4 and, for example, prompts the user to store the storage unit 2
Notification screen D2 for notifying that there is not enough free space
6 is displayed (step S38). After that, the process control section 3 advances the process to step S36, and displays the selector screen D25.

On the other hand, when the processing control unit 3 determines that the free space is sufficient and the application that has not been installed can be installed (YE in step S37).
S), the screen display of the display unit 4 is switched, and for example, a possible notification screen D27 for notifying the user that an uninstalled application can be saved is displayed. Thereby, the processing control unit 3 requests the user to confirm the start of the download (step S39). The processing control unit 3
It is determined whether or not the start of the download is instructed by the instruction information input from the input unit 5 (step S4).
0).

When the processing control unit 3 determines that the start of the download has not been instructed (N in step S40)
O) The process proceeds to step S36 to display the selector screen D25.

On the other hand, when the processing control section 3 determines that the start of download has been instructed (YE in step S40)
S), a transfer request for the application program 13 is sent to the content server 102 to start downloading (step S41).

As described above, when the process of completely deleting the application already installed in the mobile communication terminal 100 is executed, the processing control unit 3 automatically deletes the free space if there is an uninstalled application. Execute download processing including confirmation. Thus, the application program 13 can be downloaded with a simple key operation.

When there are a plurality of applications that have not been installed, the application to download the application program 13 may be determined in an order according to a predetermined standard. For example, the order may be set in advance based on the order in which the application information file 14 is downloaded, the order of the names of the application programs 10, the order of the file sizes of the application programs 10, and the like.

The download process is not limited to when the process control unit 3 executes the complete deletion process, but may be executed at any predetermined timing, for example, at a predetermined time. It may be.

As described above, according to the present invention,
An application information file 11 such as an ADF corresponding to an uninstalled application is stored in the storage unit 2. By accessing the content server 102 using the application information file 11 stored in the storage unit 2, the operation for downloading the application program 13 can be simplified, and the amount of communication information can be reduced.

The mobile communication terminal 100 is not limited to a mobile telephone device, but may be, for example, a PDA (Personal).
al Digital Assistants) and PC (Personal Computer)
Any device that can communicate with the content server 102 via the network 101 may be used.

The application program 13 downloaded from the content server 102 by the mobile communication terminal 100 may be a multi-platform program created in Java language, or a native program that can operate only on a specific OS. It may be.

Further, the present invention does not rely on a dedicated device,
It can be realized using a normal computer functioning as a mobile communication terminal. That is, an operation program for causing a computer to execute each of the above-described processes is recorded in a predetermined recording unit provided in the mobile communication terminal, and a microprocessor such as a CPU reads and executes the operation program to execute the above-described operation. It can function as the mobile communication terminal 100. Here, the operation program is F
D, a CD-ROM, a DVD-ROM, a flash memory, and other computer-readable recording media may be used for recording and distribution. Further, the operation program may be stored in a file system of an FTP (File Transfer Protocol) server or the like on the Internet and downloaded to a computer, for example, by superimposing it on a carrier wave.

[0097]

As described above, according to the present invention, an application program can be downloaded using an application information file stored in a storage unit. As a result, the key operation of the user can be simplified, and the amount of communication information can be reduced.

[Brief description of the drawings]

FIG. 1 is a diagram showing a configuration of a mobile communication terminal according to an embodiment of the present invention.

FIG. 2 is a diagram illustrating a configuration of a network communication system to which a mobile communication terminal is applied.

FIG. 3 is a diagram showing an example of a display screen.

FIG. 4 is a flowchart illustrating a process of deleting an application program stored in a storage unit.

FIG. 5 is a diagram illustrating a display screen in a process of deleting an application program.

FIG. 6 is a processing sequence for explaining a process of downloading an application program.

FIG. 7 is a diagram illustrating a display screen in a process of downloading an application program.

FIG. 8 is a flowchart for explaining a process for download executed after the complete deletion process.

FIG. 9 is a diagram exemplifying a display screen in a process for downloading.

FIG. 10 is a diagram illustrating a display screen in a process for download.

FIG. 11 is a processing sequence for describing an example of an operation when a conventional mobile communication terminal downloads an application program.

FIG. 12 is a diagram illustrating an image displayed by a conventional mobile communication terminal.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Communication processing unit 2 Storage unit 3 Processing control unit 4 Display unit 5 Input unit 10, 13 Application program 11, 14 Application information file 12 Web page

 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 5B076 BA05 BB06 5B082 CA08 5K067 AA29 AA34 BB21 EE02 EE10 EE16 FF02 GG11 HH05 HH21 HH23

Claims (18)

[Claims] 1. A mobile communication terminal capable of downloading and installing an application program from a content server arranged on a network, comprising: communication means for accessing the content server to download the application program; and said communication means. A program storage means for storing the application program downloaded by executing the communication in association with an application information file containing information on the program, and for managing the application program stored in the program storage means. Processing execution means for executing processing; and instruction input means for inputting instruction information for instructing the operation of the processing execution means, wherein the processing execution means comprises: an instruction information input by the instruction input means; According to any one of a single deletion process of independently deleting the application program stored in the program storage unit and a complete deletion process of deleting the application program stored in the program storage unit together with the corresponding application information file. A mobile communication terminal, which is selected and executed. 2. The processing execution means reads an application information file stored in the program storage means to specify a location of the application program, and downloads the application program from a content server by the communication means. The mobile communication terminal according to claim 1, wherein: 3. When the application program is downloaded from the content server by the communication means, the processing execution means acquires an application information file stored in the content server corresponding to the application program to be downloaded. The mobile communication terminal according to claim 2, wherein the application information file stored in the storage unit is updated. 4. The instruction input means inputs instruction information for instructing download of an application program from a content server, and the processing executing means responds to the communication means in accordance with the download instruction input by the instruction input means. The application information file corresponding to the application program to be accessed and downloaded by the content server is downloaded and stored in the program storage means, the free space of the program storage means is specified, and the application program instructed to download is specified. It is determined whether or not there is sufficient free space for installation. If it is determined that there is not enough free space, the application information file stored in the program storage unit is saved and the process for downloading is performed. The mobile communication terminal according to claim 1, wherein the mobile communication terminal ends. 5. The process execution means executes a complete deletion process, and determines whether or not an application information file corresponding to an application program that has not been installed is stored in the program storage means. The method according to any one of claims 1 to 4, wherein when it is determined that there is a program, the free space of the program storage unit is specified, and an application program that is not installed from the content server is downloaded by the communication unit. A mobile communication terminal according to claim 1. 6. A mobile communication terminal capable of downloading and installing an application program from a content server arranged on a network, wherein the communication means accesses a content server to download the application program, and the communication means. A program storage means for storing the application program downloaded by executing the communication in association with an application information file containing information on the program, and for managing the application program stored in the program storage means. Processing execution means for executing processing; and instruction input means for inputting instruction information for instructing the operation of the processing execution means, wherein the communication means comprises: When downloading a program, an application information file corresponding to the application program to be downloaded is downloaded before the application program and stored in the program storage unit. When downloading a program, it is determined whether or not the free space of the program storage means is sufficient to install an application program. A mobile communication terminal, wherein an application information file stored in a program storage unit is stored, and processing for download is completed. 7. The processing execution means reads an application information file stored in the program storage means to specify the location of the application program, and downloads the application program from a content server by the communication means. The mobile communication terminal according to claim 6, wherein: 8. The processing execution means, when downloading an application program from a content server by the communication means, acquires an application information file stored in the content server corresponding to the application program to be downloaded. The mobile communication terminal according to claim 7, wherein the application information file stored in the storage unit is updated. 9. A communication method for a mobile communication terminal comprising an input unit, a communication unit, a process execution unit, and a storage unit, wherein the process execution unit is stored in the storage unit. A complete deletion step of deleting, together with an application information file stored in the storage means in association with the application program, including information on the program, and wherein the processing execution means deletes the application program stored in the storage means. A single deletion step of deleting independently; a selection execution step in which the processing execution unit selects and executes one of the complete deletion step and the single deletion step according to instruction information input from the input unit; The processing execution means is an application stored in the storage means. Reading the application information file to identify the location of the application program, and downloading the application program from a content server by the communication means. 10. After the complete deletion step, the processing execution means determines whether or not an application information file corresponding to an application program that has not been installed is stored in the storage means. The communication method according to claim 9, further comprising: determining a free space of the storage unit when determining, and determining whether an application program can be downloaded. 11. The downloading step includes, when the processing execution unit downloads an application program from a content server by the communication unit, acquiring an application information file stored in the content server corresponding to the application program to be downloaded. The communication method according to claim 9, further comprising: updating an application information file stored in the storage unit. 12. A communication method for a mobile communication terminal, comprising: an input unit, a communication unit, a process execution unit, and a storage unit, wherein the process execution unit is configured to execute a process in accordance with instruction information input by the input unit. An information file download step of accessing an content server by the communication means, downloading an application information file containing information on an application program to be downloaded, and storing the downloaded information information file in the storage means; Reading the application information file downloaded in the step, identifying the free space of the storage means, and determining whether the free space of the storage means is sufficient to install the application program. When it is determined in the capacity determination step that the free space is insufficient, the processing execution unit stores the application information file stored in the storage unit in the information file download step and downloads the application information file. And a file saving step of ending the processing of (a). 13. A program download step in which the processing execution means reads an application information file stored in the storage means to specify a location of the application program, and downloads the application program from a content server by the communication means. The communication method according to claim 12, comprising: 14. The program download step includes, when the process execution means downloads an application program from a content server by the communication means, an application information file stored in the content server corresponding to the application program to be downloaded. The communication method according to claim 13, further comprising a step of acquiring and updating an application information file stored in the storage unit. 15. A computer functioning as a mobile communication terminal, comprising: an application program stored in a predetermined storage unit; and application information stored in the storage unit including information on the program in association with the application program. A complete deletion process for deleting together with a file; a single deletion process for independently deleting an application program stored in the storage unit; a complete deletion process and the single deletion process according to instruction information input from a predetermined input unit. A selection execution process for selecting and executing any one of the following: a download process of reading an application information file stored in the storage unit, specifying a location of the application program, and accessing a content server to download the application program. Unloading process and a program to execute. 16. The download process includes a process of acquiring an application information file stored in a content server corresponding to an application program to be downloaded, and updating the application information file stored in the storage unit. The program according to claim 15, wherein: 17. An information file download process for accessing a content server to a computer functioning as a mobile communication terminal and downloading an application information file containing information on an application program to be downloaded, and the information file download process. Storing the downloaded application information file in a predetermined storage unit, and determining whether or not the free space of the storage unit is sufficient to install an application program; and When it is determined that the free space is insufficient, a file saving process for saving the application information file stored in the storage unit, and an application program stored in the storage unit, A complete deletion process to delete together with the corresponding application information file, a selective deletion process to select and execute one of the single deletion processes to delete alone, and an application program that reads the application information file stored in the storage unit. A program download process for identifying the location of the, accessing the content server and downloading the application program, and a program for executing the program. 18. The program download process includes a process of obtaining an application information file stored in a content server corresponding to an application program to be downloaded and updating the application information file stored in the storage unit. The program according to claim 17, characterized in that: