JP2006339835A - Communication system and mobile terminal - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a communication system including a mobile phone whereby icon information of the MIDlet application can be revised and which allows a user to intuitionally recognize a state of the application. <P>SOLUTION: When the mobile phone 1 transmits request information 6 of the icon information to a server apparatus 2, an icon information generating/selecting section 7 of the server apparatus 2 generates or selects new icon information and the server apparatus 2 transmits response information 8 of icon information including the new icon information to the mobile phone. The request information 6 includes information associated with MIDlet application data stored in the mobile phone, and information associated with the mobile phone, and the mobile phone 1 updates displayed icons 5 on the basis of the icon information included in the response information 8. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a communication system including a mobile terminal device capable of executing a MIDlet application.

  Many mobile phone devices are characterized by having not only a telephone call function but also a multi-function such as an electronic mail transmission / reception function, a web page browsing function, a music playback function, and a navigation function. As a technique for realizing multi-functions, there is a technique for storing application software specialized for each function in advance or storing it when necessary by downloading and executing the application software as appropriate.

  Since the arithmetic processing capability and storage capacity of a mobile phone device are limited compared to an information processing device such as a personal computer, application software suitable for the mobile phone device is required. One of the specifications of Java (registered trademark) execution environment defined for mobile phone devices is MIDP (Mobile Information Device Profile), and the MIDlet application, which is a Java application created for MIDP, is suitable for mobile phone devices. Application software. By using the MIDlet application, even a small mobile terminal device such as a mobile phone device can perform a moving screen display, an interactive service, and the like, thereby realizing further multi-function.

A mobile phone device capable of executing a MIDlet application is “Mobile Information”.
In accordance with the specifications of “Device Profile for Java ^™ 2 Micro Edition Version 2.0” (Non-Patent Document 1) and “Version 1.0”, icons are displayed on the menu screen or the like based on the icon information included when installing the MIDlet application. The user of the mobile phone device can know what MIDlet application is installed by looking at this icon, and can select a displayed icon to execute a desired MIDlet application.

“Mobile Information Device Profile for Java ™ 2 Micro Edition Version 2.0”, Sun Microsystems, November 5, 2002, p. 433

  As described above, the icons displayed on the screen can only display icons based on the icon information included when the MIDlet application is downloaded from the communication server and installed, and the icon information is changed after installation. Can not do it.

  Further, only information such as the name of the application is displayed on the icon displayed on the screen. In order to know the state of the application, the user needs to execute the application and confirm it.

  An object of the present invention is to provide a communication system including a mobile phone device that can change icon information of a MIDlet application and can intuitively notify the user of the state of the application.

The present invention relates to a communication system including MIDlet application data including icon information and a mobile terminal device capable of executing the MIDlet application and a server device capable of data communication with the mobile terminal device.
When the mobile terminal device transmits information related to the stored MIDlet application data and information related to the mobile terminal device to the server device,
The server device determines icon information based on the received information and transmits the icon information to the mobile terminal device,
The mobile terminal device is a communication system characterized in that the received icon information is stored and displayed as new icon information.

Further, the present invention provides a communication system including a mobile terminal device capable of executing a MIDlet application and a server device capable of data communication with the mobile terminal device.
The portable terminal device
Terminal-side communication means for performing data communication with the server device;
Storage means for storing MIDlet application data including icon information, terminal-related information related to the portable terminal device, and application-related information related to MIDlet application data;
Display means for displaying an icon image based on the icon information;
Terminal-side control means for controlling the mobile terminal device;
The server device
Server-side communication means for performing data communication with the mobile phone device;
Determining means for determining icon information based on the terminal-related information and the application-related information;
Server-side control means for controlling the server device;
The terminal-side control means creates request information including the terminal-related information and application-related information related to MIDlet application data stored in the storage means, and the terminal-side communication means Sent to the server device,
When the server side communication means receives the request information from the mobile terminal device, the determination means determines icon information based on terminal related information and application information included in the received request information, and the server side The control means creates response information including the determined icon information, and the server-side communication means transmits the response information to the mobile terminal device,
When the terminal side communication means receives the response information from the server device, the terminal side control means updates the icon information stored in the storage means to the icon information included in the received response information. It is the communication system characterized by this.

  Further, the present invention is characterized in that the determining means of the server device generates icon information reflecting the terminal related information and the application related information included in the received request information.

  In the invention, it is preferable that the determination unit of the server device selects icon information reflecting the terminal-related information and the application-related information included in the received request information from a plurality of icon information. .

Moreover, this invention has the instruction | indication means to instruct | indicate transmission of the said request information to the said server apparatus, The said portable terminal device,
The terminal-side transmission unit transmits the request information based on an instruction from the instruction unit.

  Also, the present invention is characterized in that the instruction means performs an instruction based on a user request.

According to the present invention, the storage means stores a predetermined designated time,
The instruction means performs an instruction at the stored designated time.

Further, the present invention is characterized in that the response information includes the designated time.
Further, the present invention provides the mobile terminal device constituting a communication system including a mobile terminal device capable of executing a MIDlet application and a server device capable of data communication with the mobile terminal device.
The portable terminal device
Terminal-side communication means for performing data communication with the server device;
Storage means for storing MIDlet application data including icon information, terminal-related information related to the portable terminal device, and application-related information related to MIDlet application data;
Display means for displaying an icon image based on the icon information;
Terminal-side control means for controlling the mobile terminal device;
The server device
Server-side communication means for performing data communication with the mobile phone device;
Determining means for determining icon information based on the terminal-related information and the application-related information;
Server-side control means for controlling the server device;
The terminal-side control means creates request information including the terminal-related information and application-related information related to MIDlet application data stored in the storage means, and the terminal-side communication means Sent to the server device,
When the server side communication means receives the request information from the mobile terminal device, the determination means determines icon information based on terminal related information and application information included in the received request information, and the server side The control means creates response information including the determined icon information, and the server-side communication means transmits the response information to the mobile terminal device,
When the terminal side communication means receives the response information from the server device, the terminal side control means updates the icon information stored in the storage means to the icon information included in the received response information. Is a mobile terminal device characterized by the above.

  According to the present invention, the communication system includes a mobile terminal device that stores MIDlet application data including icon information and can execute the MIDlet application, and a server device capable of data communication with the mobile terminal device.

  When the mobile terminal device transmits information related to the stored MIDlet application data and information related to the mobile terminal device to the server device, the server device displays an icon based on the received information. Information is determined and transmitted to the portable terminal device. The portable terminal device stores and displays the received icon information as new icon information.

  Thereby, the icon information of the MIDlet application can be changed. Furthermore, since the new icon information is determined based on information related to the stored MIDlet application data and information related to the mobile terminal device, it is possible to intuitively inform the user of the application state. .

  Moreover, according to this invention, it is a communication system containing the portable terminal device which can execute a MIDlet application, and the server apparatus which can perform data communication with this portable terminal device.

  The terminal-side control means creates request information including terminal-related information related to the mobile terminal device and application-related information related to the MIDlet application data stored in the storage means, and the terminal-side communication means Information is transmitted to the server device.

  The server-side communication unit receives the request information from the portable terminal device, and the determination unit determines icon information based on the terminal-related information and application information included in the received request information. The server-side control means creates response information including the determined icon information, and the server-side communication means transmits this response information to the portable terminal device.

  The terminal-side communication unit receives the response information from the server device, and the terminal-side control unit updates the icon information stored in the storage unit to icon information included in the received response information. The display means displays the updated icon information.

  Thereby, the icon information of the MIDlet application can be changed. Furthermore, since the new icon information is determined based on the application related information related to the stored MIDlet application data and the terminal related information related to the mobile terminal device, the user can intuitively determine the application state. I can inform you.

  According to the invention, the determination unit of the server device generates icon information reflecting the terminal related information and the application related information included in the received request information.

  Thereby, it is possible to determine icon information that allows the application to easily understand the state.

  According to the invention, the determination unit of the server device selects icon information reflecting the terminal related information and the application related information included in the received request information from a plurality of icon information.

  Thereby, it is possible to intuitively notify the user of the application state with a simpler configuration.

According to the invention, the instruction means of the mobile terminal device instructs the transmission of the request information to the server device, and the terminal side transmission means transmits the request information based on the instruction of the instruction means. To do.
Thereby, the icon information can be updated at an appropriate timing.

According to the invention, the instructing means gives an instruction based on a user request.
Thereby, icon information can be updated when a user desires.

According to the invention, the instruction means gives an instruction at a designated time stored in the storage means.
Thereby, the icon information can be updated without a user operation.

According to the invention, the response information includes the designated time.
Thereby, the icon information can be updated when the server operating side, that is, the provider side of the MIDlet application desires.

  Moreover, according to this invention, it is the said portable terminal device which comprises the communication system containing the portable terminal device which can execute a MIDlet application, and the server apparatus which can communicate data with this portable terminal device.

  The terminal-side control means creates request information including terminal-related information related to the mobile terminal device and application-related information related to the MIDlet application data stored in the storage means, and the terminal-side communication means Information is transmitted to the server device.

  The server-side communication unit receives the request information from the portable terminal device, and the determination unit determines icon information based on the terminal-related information and application information included in the received request information. The server-side control means creates response information including the determined icon information, and the server-side communication means transmits this response information to the portable terminal device.

  The terminal-side communication unit receives the response information from the server device, and the terminal-side control unit updates the icon information stored in the storage unit to icon information included in the received response information. The display means displays the updated icon information.

  Thereby, the icon information of the MIDlet application can be changed. Furthermore, since the new icon information is determined based on the application related information related to the stored MIDlet application data and the terminal related information related to the mobile terminal device, the user can intuitively determine the application state. I can inform you.

FIG. 1 is a schematic diagram showing a configuration of a communication system 100 according to an embodiment of the present invention.
The communication system 100 includes a mobile phone device 1 and an icon information distribution communication server device (hereinafter simply referred to as “server device”) 2, and the mobile phone device 1 via a communication network 3 such as a mobile communication network and the Internet. And the server apparatus 2 are configured to be able to communicate with each other.

  The mobile phone device 1 is connected to a mobile communication network to perform phone communication with other phone devices and a mobile terminal device capable of performing data communication such as transmission / reception of e-mails, browsing of web pages, downloading of application software, etc. It is. In addition, the MIDlet application can be stored and executed, and has a function of displaying a list of executable MIDlet applications. For example, as shown in the MIDlet application list display example 4 in FIG. 1, the icon 5 and the name of the application are displayed for each MIDlet application. The icon 5 is an image that is displayed based on the image data of the icon information that is included with the execution program when the MIDlet application is installed, and is an image that cannot be updated after installation in the related art.

  As will be described in detail later, in the present invention, when icon information request information (hereinafter simply referred to as “request information”) 6 is transmitted from the mobile phone device 1 to the server device 2, the icon information generation / The selection unit 7 generates or selects new icon information, and sends response information (hereinafter simply referred to as “response information”) 8 of icon information including new icon information from the server device 2 to the mobile phone device 1. Send. The mobile phone device 1 can update the icon 5 to be displayed based on the icon information included in the response information 8.

  FIG. 2 is a block diagram showing the configuration of the mobile phone device 1. The cellular phone device 1 includes an antenna 10, a transmission / reception unit 11, a communication control unit 12, a storage unit 13, a control unit 14, a display unit 15, a speech decoding / encoding unit 16, a microphone 17, a speaker 18, and a keyboard 19. Composed.

  Based on the control of the communication control unit 12, the transmission / reception unit 11 performs conversion between voice information for telephone communication and various information for data communication and a signal for performing wireless communication, and transmits and receives radio waves by the antenna 10. Terminal side communication means. The storage unit 13 includes a setting information storage area 13a, a MIDlet application information storage area 13b, and an icon information storage area 13c, and includes a telephone communication control program for performing telephone communication, a data communication control program for performing data communication, and the like. Storage means for storing various programs, phonebook data such as telephone numbers and e-mail addresses.

  In the setting information storage area 13a, server information necessary for communication when updating icon information such as the address of the server device 2, user information relating to the user such as a user ID of the mobile phone device 1, and a mobile phone such as a language used. Setting information including terminal setting information that is an operation setting parameter of the apparatus and state transition information that is information that changes when the user executes the application, such as the number of times the application is executed, is stored. The MIDlet application information storage area 13b stores MIDlet application information including application information including application name, vendor information, and version information. The icon information storage area 13c stores icon information including icon image data associated with each application.

  The user information and the terminal setting information are terminal related information related to the mobile terminal device, and the application information and the state transition information are application related information related to the MIDlet application data.

  The control unit 14 is a terminal-side control unit that is realized by a CPU (Central Processing Unit) or the like and controls the entire mobile phone device 1 based on a telephone communication control program, a data communication control program, and the like. The display unit 15 is realized by a liquid crystal display (LCD) or the like, and is a display unit that performs screen display necessary for telephone communication and data communication. The audio decoding / encoding unit 16 encodes the audio signal input from the microphone 17 for transmission by telephone communication, decodes the received audio signal or the audio signal created by the MIDlet application, and the like from the speaker 18. Output. The keyboard 19 includes numeric keys, alphabet keys, cursor keys, and the like for inputting a telephone number, inputting text, selecting a menu, and the like.

  FIG. 3 is a block diagram illustrating a configuration of the server device 2. The server device 2 includes a transmission / reception unit 20, a communication control unit 21, a storage unit 22, a control unit 23, a display unit 24, and a keyboard 25.

  The transmission / reception unit 20 is a server-side communication unit that converts various information for data communication and a signal for performing wireless or wired communication based on the control of the communication control unit 21, and is a connection interface to a communication network. is there. The storage unit 22 includes a setting information storage area 22a, a MIDlet application information storage area 22b, and an icon information storage area 22c. An icon information update program for creating or selecting new icon information, and data communication are performed. Stores various programs such as data communication control programs.

  In the setting information storage area 22a and the MIDlet application information storage area 22b, setting information and MIDlet application information transmitted from the mobile phone device 1 are stored for each mobile phone device 1. The icon information storage area 22c stores new icon information created for transmission to the mobile phone device 1 as response information or icon information that is a selection candidate.

  The control unit 23 is a server-side control unit that is realized by a CPU or the like and controls the entire server device 2 based on an icon information update program, a data communication control program, and the like. The display unit 24 is realized by a liquid crystal display (LCD) or the like, and displays a screen necessary for data communication. The keyboard 25 includes numeric keys, alphabet keys, cursor keys, and the like for inputting commands.

  Hereinafter, a game application will be described as an example of the MIDlet application.

  There are mainly the following two types of timing for updating the icon information of the MIDlet application. One is a case where the update is performed according to the user's request when the user desires an update, and the other is a case where the update is automatically performed at a predetermined date and time.

  When updating by a user request, a screen for making a request from a menu or the like is displayed, and the user operates the keyboard 19 to input, so that the respect telephone device 1 creates the request information 6 and sets it Based on the server information stored in the information storage area 13a, the information is transmitted to the server device 2.

  When the update is performed automatically, the update date and time is set based on a specified time such as a time determined and input by the user and a time included in the response information 8 transmitted from the server device 2. When the current date / time becomes the set date / time, the cellular phone device 1 creates the request information 6 and transmits it to the server device 2 based on the server information stored in the setting information storage area 13a. Here, the designated time includes not only time information indicated by year, month, day, hour and minute, but also day information, for example, period information such as seven days after the last update.

  Whether or not icon information is automatically updated (automatic update On / Off) is configured to be selectable by a user from a menu or the like, and is automatic indicating whether or not icon information is automatically updated for each MIDlet application. Update information is stored in the setting information storage area 13a.

  As shown in FIG. 1, the request information 6 transmitted from the cellular phone device 1 to the server device 2 includes terminal setting information, user information and state transition information stored in the setting information storage area 13a, and a MIDlet application. Application information stored in the information storage area 13b. The state transition information includes, in addition to the number of executions of the application, information indicating progress such as a high score (maximum score) of the game, the number of clear planes, and the character level.

  When the server device 2 receives the request information 6 from the mobile phone device 1, the server device 2 stores the information included in the request information 6 in each storage area of the storage unit 22, and based on the contents thereof, a control unit that is a determination unit 23, the icon information is generated or selected from a plurality of previously generated icon information, and the response information 8 including the new icon information is transmitted to the mobile phone device 1 that transmitted the request information 6. When the mobile phone device 1 receives the response information 8, the mobile phone device 1 stores new icon information included in the response information 8 in the icon information storage area 13c. When the user instructs to display a list of currently stored MIDlet applications, icons based on the stored new icon information are displayed in a predetermined area of the display unit 15.

  In the generation of icon information by the server device 2, a plurality of image data (part image data) of images that become parts such as background images and character images are stored in advance in the storage unit 22, and the contents of the received request information 6 are reflected. Part image data is selected and synthesized as shown. Character data such as a high score may be added to the combined image data.

  When the server apparatus 2 selects icon information, the selection criterion and icon image data corresponding to the selection criterion are stored in the storage unit 22 in advance, and the content of the received request information 6 is compared with the selection criterion. The icon image data reflecting the content of the received request information 6 is selected.

  As described above, the mobile phone device 1 can update the icon information of the MIDlet application, and further updates the icon information according to the request information, so that the user can be informed of the state of the application intuitively. it can.

  FIG. 4 is a flowchart showing an initial process of icon information. In step S1, installation of the MIDlet application is selected by the user from the menu or the like, and when the application is downloaded, in step S2, the MIDlet application information storage area 13b is referred to, and the same application is already installed. Determine if there is. If there is the same thing, it will progress to step S3, and if there is no same thing, it will progress to step S6.

  In step S3, the application information included in the downloaded MIDlet application data is overwritten and saved in the MIDlet application information storage area 13b. In step S4, the icon information included in the downloaded MIDlet application data is overwritten and saved in the icon information storage area 13c. In step S5, the server information and the automatic update information included in the downloaded MIDlet application data are overwritten and saved in the setting information storage area 13a.

  In step S6, application information included in the downloaded MIDlet application data is newly saved in the MIDlet application information storage area 13b. In step S7, the icon information included in the downloaded MIDlet application data is newly saved in the icon information storage area 13c. In step S8, server information and automatic update information included in the downloaded MIDlet application data are newly saved in the setting information storage area 13a.

  The server information includes information necessary for communication when updating the icon information such as the address of the server device 2, and the automatic update information creates the time at which the icon information is updated, that is, the request information 6 to the server device 2. Includes the specified time, which is the time to send.

  When the game MIDlet application is installed, the application information and the icon information in which the game character image is an icon image are stored in the MIDlet application information storage area 13b and the icon information storage area 13c, respectively. In order to update the icon information every week, the server information and the time one week after the installation are stored in the setting information storage area 13a.

FIG. 5 is a flowchart showing the state transition information update process.
In step S11, the MIDlet application installed from the menu or the like is started by the user, or the MIDlet application that has been started and paused is resumed. In step S12, it is determined whether or not the MIDlet application has been stopped. If it has been stopped, the process proceeds to step S13, and if it has not been stopped, the process proceeds to step S16 to be in a pause state.

  In step S13, the number of executions of the started and stopped MIDlet application is acquired from the state transition information stored in the setting information storage area 13a. In step S14, the acquired number of executions is counted up, and the number of executions counted up in step S15 is stored in the setting information storage area 13a.

  When the game MIDlet application has already been executed three times and is started and stopped, the MIDlet application execution number information is counted up and stored four times in the setting information storage area 13a.

FIG. 6 is a flowchart showing icon information update processing.
In step S <b> 21, it is determined whether there is an already installed MIDlet application whose specified time of the automatic update information matches the current time. If there is the same thing, it will progress to Step S22, and if there is no same thing, it will wait.

  In step S22, based on the automatic update information, it is determined whether or not the MIDlet application whose designated time matches the current time is set to automatically update the icon information (automatic update On). If the setting is automatic, the process proceeds to step S23. If the setting is not automatic, the process returns to step S21.

  In step S23, server information is acquired from the setting information storage area 13a, and the control unit 14 automatically controls the communication control unit 12 and the transmission / reception unit 11 to connect to the server device 2 that distributes icon information. In step S24, the application execution count and terminal setting information stored in the setting information storage area 13a are acquired, and application information and state transition information stored in the MIDlet application storage area 13b are acquired. In step S25, Request information 6 including acquired information such as an HTTP request is created.

  Here, when the server device 2 receives the request information 6 from the mobile phone device 1, based on the content of the information included in the request information 6, the server device 2 generates icon information or selects from a plurality of previously generated icon information. The response information 8 including the new icon information is transmitted to the mobile phone device 1 that transmitted the request information 6.

  In step S27, the response information 8 including the icon information and the designated time for the next automatic update is received. In step S28, the received icon information is overwritten and saved in the icon information storage area 13c and designated in the setting information storage area 13a. Save the time by overwriting.

  When the setting of the MIDlet application of the already installed game is automatic update On and the current time reaches the specified time, the high score information of the game is transmitted to the server device 2 as request information, and the server device 2 If the user's high score is higher than a predetermined reference value, icon information for the high score user is selected and transmitted to the mobile phone device 1. If the user's high score is less than or equal to the reference value, icon information for an unskilled user is selected and transmitted to the mobile phone device 1.

  The display process of the updated icon information will be described. When the display of the MIDlet application list screen is instructed by the user's operation, the control unit 14 acquires icon information corresponding to each MIDlet application from the icon information storage area 13c of the storage unit 13 and displays it. The icon information is managed for each application and stored in the icon information storage area 13b.

  If the icon information of the MIDlet application has been updated, the latest icon different from the previously displayed icon is displayed on the MIDlet application list screen.

It is the schematic which shows the structure of the communication system 100 which is one Embodiment of this invention. 1 is a block diagram showing a configuration of a mobile phone device 1. FIG. 3 is a block diagram showing a configuration of a server device 2. FIG. It is a flowchart which shows the initial process of icon information. It is a flowchart which shows the update process of state transition information. It is a flowchart which shows the update process of icon information.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Mobile phone apparatus 2 Server apparatus 3 Communication network 10 Antenna 11, 20 Transmission / reception part 12, 21 Communication control part 13, 22 Storage part 13a, 22a Setting information storage area 13b, 22b MIDlet application storage area 13c, 22c Icon information storage area 14 , 23 Control unit 15, 24 Display unit 16 Speech decoding / encoding unit 17 Microphone 18 Speaker 19, 25 Keyboard 100 Communication system

Claims (9)

In a communication system that stores MIDlet application data including icon information and includes a mobile terminal device capable of executing the MIDlet application and a server device capable of data communication with the mobile terminal device.
When the mobile terminal device transmits information related to the stored MIDlet application data and information related to the mobile terminal device to the server device,
The server device determines icon information based on the received information and transmits the icon information to the mobile terminal device,
The mobile terminal device stores and displays received icon information as new icon information. In a communication system including a mobile terminal device capable of executing a MIDlet application and a server device capable of data communication with the mobile terminal device,
The portable terminal device
Terminal-side communication means for performing data communication with the server device;
Storage means for storing MIDlet application data including icon information, terminal-related information related to the portable terminal device, and application-related information related to MIDlet application data;
Display means for displaying an icon image based on the icon information;
Terminal-side control means for controlling the mobile terminal device;
The server device
Server-side communication means for performing data communication with the mobile phone device;
Determining means for determining icon information based on the terminal-related information and the application-related information;
Server-side control means for controlling the server device;
The terminal-side control means creates request information including the terminal-related information and application-related information related to MIDlet application data stored in the storage means, and the terminal-side communication means Sent to the server device,
When the server side communication means receives the request information from the mobile terminal device, the determination means determines icon information based on terminal related information and application information included in the received request information, and the server side The control means creates response information including the determined icon information, and the server-side communication means transmits the response information to the mobile terminal device,
When the terminal side communication means receives the response information from the server device, the terminal side control means updates the icon information stored in the storage means to the icon information included in the received response information. A communication system characterized by the above.   The communication system according to claim 2, wherein the determination unit of the server device generates icon information reflecting the terminal related information and the application related information included in the received request information.   The determination unit of the server device selects icon information reflecting the terminal-related information and the application-related information included in the received request information from a plurality of icon information. Communications system. The portable terminal device has instruction means for instructing transmission of the request information to the server device,
The communication system according to any one of claims 2 to 4, wherein the terminal side transmission unit transmits the request information based on an instruction from the instruction unit.   6. The communication system according to claim 5, wherein the instruction unit performs an instruction based on a user request. The storage means stores a predetermined designated time,
6. The communication system according to claim 5, wherein the instruction means instructs at the stored designated time.   The communication system according to claim 7, wherein the response information includes the designated time. In the portable terminal device constituting a communication system including a portable terminal device capable of executing a MIDlet application and a server device capable of data communication with the portable terminal device,
The portable terminal device
Terminal-side communication means for performing data communication with the server device;
Storage means for storing MIDlet application data including icon information, terminal-related information related to the portable terminal device, and application-related information related to MIDlet application data;
Display means for displaying an icon image based on the icon information;
Terminal-side control means for controlling the mobile terminal device;
The server device
Server-side communication means for performing data communication with the mobile phone device;
Determining means for determining icon information based on the terminal-related information and the application-related information;
Server-side control means for controlling the server device;
The terminal-side control means creates request information including the terminal-related information and application-related information related to MIDlet application data stored in the storage means, and the terminal-side communication means Sent to the server device,
When the server side communication means receives the request information from the mobile terminal device, the determination means determines icon information based on terminal related information and application information included in the received request information, and the server side The control means creates response information including the determined icon information, and the server-side communication means transmits the response information to the mobile terminal device,
When the terminal side communication means receives the response information from the server device, the terminal side control means updates the icon information stored in the storage means to the icon information included in the received response information. The portable terminal device characterized by this.

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