JP2001134688A - Portable terminal equipment and business network system using the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide portable terminal equipment capable of easily and speedily accessing various applications through a telephone line or communication network such as the Internet. SOLUTION: This device is provided with a verifying part 12 for verifying whether a user to utilize the portable terminal equipment is a proper user or not, a liquid crystal display part 13 for displaying the list of applications accessible from the verified user when the user is verified as a proper user, a selecting means for selecting any application out of the displayed list of applications, and an interface part 15 for accessing the selected application through the communication network by cable or radio, judging whether the application is a prescribed form or not, converting the contents of the application to a prescribed form when it is judged the application is not the prescribed form, and displaying them on the display means.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a portable terminal device capable of providing a user with business or entertainment via a communication network such as a telephone line or the Internet, and a business network using the portable terminal device. About the system.

[0002]

2. Description of the Related Art In recent years, business network systems have been developed which provide various businesses and entertainments to users by using a portable terminal device via a communication network such as a telephone line or the Internet. As an example of a conventional business network system, there is a business network system dedicated to a specific mode using a portable terminal device that operates only in a specific mode. As one example, an i-mode service using an i-mode mobile phone provided by NTT DOCOMO is known. The i-mode service provides various services and businesses such as a bank account service, a ticket purchase service, an e-mail service, an insurance agency service, a nursing care service, and the like. Hereinafter, an i-mode service system will be briefly described as an example of the related art. The service provided by the i-mode service to the user is similar to an information service obtained by browsing a WWW page using a WWW browser on a personal computer. When a user selects a desired service from an i-mode service icon using an i-mode dedicated WWW browser mounted on an i-mode mobile phone, the user selects a desired service from the Internet via an i-mode center of NTT DOCOMO. The WWW server is accessed, and a WWW page of a desired service is displayed on the screen of the i-mode mobile phone from the accessed WWW server. As a result, the i-mode service provides a user with a desired business or service via a WWW page by using a dedicated i-mode mobile phone.

[0003]

However, in the above-mentioned conventional technology, the display screen of the i-mode mobile phone is limited to a certain size in order to maintain its portability.
A provider that provides contents for i-mode mobile phones needs to create a WWW page dedicated to i-mode. In addition, the content provider is restricted in that compact HTML (C-HTML), which is a subset of HTML, must be used to create a WWW page dedicated to i-mode. For example, if the user
If it is desired to access an external application mounted on the WindowsNT server by using an i-mode mobile phone, it is necessary to link the WindowsNT server with the i-mode WWW server using CGI (Common Gateway Interface). is there. Therefore, when the user accesses an external application mounted on the Windows NT server with an i-mode mobile phone, the content of the external application must be changed from the Windows NT format to the i-mode format on the server side. However, as a result, there is a problem that the operation is troublesome, and even when the content of the external application is changed, it takes time to make the change on the server side. Furthermore, in the i-mode mobile phone, there is a problem that a long time is required for the authentication because the user authentication is performed on each server providing the accessed application. The present invention has been made in view of the above-described problems in the related art, and has been developed by using a terminal device capable of easily and quickly accessing various applications via a communication network such as a telephone line or the Internet, and It is an object of the present invention to provide a business network system that can easily and quickly provide a desired business or service to a user.

[0004]

An object of the present invention is to provide a portable terminal device capable of accessing various applications via a communication network such as a telephone line or the Internet, and for inputting predetermined information. Input means; authentication means for authenticating whether or not the user using the portable terminal device is a valid user based on predetermined information input by the input means; and a user who is a valid user based on an authentication result by the authentication means. Display means for displaying a list of applications that can be accessed by the authenticated user when authenticated, selecting means for selecting an application from the list of applications displayed on the display means, and selecting means for selecting Access the application via a communication network wirelessly or by wire, and And an interface for converting the content of the application into a predetermined format and displaying the converted content on a display when the application is determined not to be in a predetermined format. This is achieved by a terminal device.

[0005] In the portable terminal device of the present invention, the authentication means comprises:
The mobile terminal device may be configured to authenticate whether or not the user of the mobile terminal device is a valid user based on the user password input from the input unit. In the portable terminal device of the present invention, the input means may be configured so that the user password can be input in at least one of a character, voice, and fingerprint format. In the portable terminal device of the present invention, the portable terminal device further includes a card attaching / detaching unit configured to be capable of attaching / detaching a smart card in which user information is written, and the card attaching / detaching unit is provided when a smart card is inserted. The user information written in the smart card is read, and the authentication unit is configured to authenticate whether the user of the portable terminal device is a valid user based on the user information read by the card removal unit. May be. In the portable terminal device of the present invention, the portable terminal device further includes a card attaching / detaching unit configured to attach / detach a smart card in which information on an application to be used is written, and the card attaching / detaching unit is provided when the smart card is inserted. Alternatively, the information about the application written in the smart card may be read, and the selection means may select the application to be accessed based on the information about the application read by the card removal means. In the portable terminal device of the present invention, the portable terminal device further includes a card attaching / detaching unit configured to be able to attach / detach a smart card in which user information and information on an application to be used are written. When inserted, the user information and the application-related information written on the smart card are read, and the authentication unit allows the user of the portable terminal device to perform the operation based on the user information and the application-related information read by the card removal unit. It may be configured to authenticate whether the user is a valid user and to select an application to be accessed. In the mobile terminal device of the present invention, the application may be an application related to electronic commerce. In the mobile terminal device of the present invention, the application may be an application related to a public competition. In the portable terminal device according to the present invention, the card attaching / detaching means writes new information, changes the written information, or writes the information into the smart card inserted into the card attaching / detaching means as necessary. It may be further configured that at least one of deleting information can be selectively performed. In the portable terminal device of the present invention, the interface means may be configured so that the contents can be converted into a predetermined format by changing the parameters of the application and displayed on the display means. An object of the present invention is a business network system that provides various services or businesses using a mobile terminal device via a communication network such as a telephone line or the Internet, and an input unit that inputs predetermined information. Authentication means for authenticating whether or not the user using the portable terminal device is a valid user based on the predetermined information input by the input means, and when the user is authenticated as a valid user based on the authentication result by the authentication means Display means for displaying a list of applications accessible by the authenticated user, selecting means for selecting an application from the list of applications displayed on the display means, and interface means for displaying the contents of the application on the display means. The mobile terminal device provided and the mobile terminal device And a first computer system that outputs information of the application selected by the selection unit of the portable terminal device, and information that is connected to the first computer system wirelessly or by wire and output from the first computer system A second computer system that downloads the application selected by the selection means of the mobile terminal device to the first computer system based on the first and second computer systems. It is determined whether or not the application downloaded to the mobile terminal device is in a predetermined format. If it is determined that the application is not in the predetermined format, the content of the application is converted to a predetermined format and the display means of the portable terminal device is displayed. Is displayed on the The content of the application to Nozomu, is achieved by the business network system for providing to a user using a mobile terminal device.

In the business network system according to the present invention, the first computer system is constituted by at least one or more computer servers, and the second computer system is constituted by computer servers corresponding to available applications. Is also good.
In the business network system of the present invention, when at least one computer server of the first computer system fails, using another computer server constituting the first computer system,
The configuration may be such that a computer server constituting a second computer system having an available application mounted thereon can be accessed. In the business network system of the present invention, the authentication means may be configured to authenticate whether or not the user of the portable terminal device is a valid user based on the user password input from the input means. In the business network system of the present invention, the input means may be configured so that the user password can be input in at least one form of a character, voice, and fingerprint. In the business network system according to the present invention, the portable terminal device further includes a card attaching / detaching unit configured to attach / detach a smart card in which user information is written, and the card attaching / detaching unit is provided when the smart card is inserted. Reading the user information written in the smart card, and the authentication unit authenticates whether the user of the portable terminal device is a legitimate user based on the user information read by the card removal unit. You may comprise. In the business network system of the present invention, the portable terminal device further includes a card attaching / detaching unit configured to attach / detach a smart card in which information on an application to be used is written, and the card attaching / detaching unit has a smart card inserted therein. In this case, the information about the application written in the smart card may be read, and the selection unit may be configured to select an application to be accessed based on the information about the application read by the card removal unit. In the business network system according to the present invention, the portable terminal device further includes a card attaching / detaching unit configured to attach / detach a smart card in which user information and information relating to an application to be used are written. Is inserted, the user information written on the smart card and the information on the application are read, and the authentication unit uses the mobile terminal device based on the user information and the application information read by the card removal unit. It may be configured to authenticate whether the user is a valid user and to select an application to be accessed. In the business network system of the present invention, the application may be at least one of applications related to e-mail, electronic auction, bank deposit, post office deposit, electronic commerce, and electronic money. In the business network system of the present invention, the application may be at least one of an application related to horse racing, a soccer lottery, a bicycle race, a public race of a boat race, and a public lottery. In the business network system of the present invention, the card attaching / detaching means writes new information to the smart card inserted in the card attaching / detaching means, if necessary, changes the written information,
It may be further configured so that at least one of deleting the written information can be selectively performed. In the business network system according to the present invention, the interface means may be configured so that the contents can be converted into a predetermined format by changing the parameters of the application and displayed on the display means.

[0007]

Embodiments of the present invention will be described below with reference to the accompanying drawings.

FIG. 1 shows a portable information terminal (hereinafter referred to as a PDA (Personal Digital Assis)) which is a portable terminal device according to the present invention.
FIG. 1 is a schematic block diagram showing a configuration of one embodiment (abbreviated as tant). As shown in FIG. 1, a PDA 1 having a mobile phone function / wireless data communication function according to the present embodiment has, as its main parts, a touch panel 11 which is an input unit for inputting predetermined information and an input through the touch panel 11. An authentication unit 12 for authenticating whether the user using the PDA 1 is a valid user based on predetermined information;
A color liquid crystal display (hereinafter abbreviated as a liquid crystal display), which is a display for displaying a list of applications accessible by the authenticated user when the user is authenticated as a valid user based on the authentication result by
And a triple button 14 which is a selection unit for selecting an application from a list of applications displayed on the liquid crystal display unit 13, and an application selected by the triple button 14 via a wireless or wired communication network. It accesses and determines whether or not the application is in a predetermined format. If it is determined that the application is not in the predetermined format, the content of the application is converted into a predetermined format and displayed on the liquid crystal display unit 13. An interface unit 15 is provided. FIG. 2 is a schematic diagram showing an external configuration of the PDA 1 of FIG. Hereinafter, each component shown in FIGS. 1 and 2 will be described. The touch panel 11 includes ten keys and / or alphabet input keys, and is displayed on a screen of the liquid crystal display unit 13. By using the function of the touch panel 11, predetermined information (personal identification information) can be input to the PDA 1 using numbers, alphabets, hiragana, katakana, kanji, and the like. In the present embodiment, the touch panel 11 is shown as an example of the input unit. However, the input unit is configured so that a user password (personal identification information) can be input in a form other than a character, such as a voice or a fingerprint. Is also good. The authentication unit 12 authenticates whether the user using the PDA 1 is a valid user based on predetermined information input from the touch panel 11. The liquid crystal display unit 13 displays a list of applications accessible by the authenticated user when the user is authenticated as a valid user based on the authentication result by the authentication unit 12. Triple button 14
Is used in combination with the eight-way button 21 to select an application from the list displayed on the liquid crystal display unit 13. The interface unit 15 accesses the application selected by the triple button 14,
When the application is not in a predetermined format, the content of the application is converted into a predetermined format, and the content is displayed on the liquid crystal display unit 13. The interface unit 15 is configured to provide a data input / output function between the user and the PDA 1 and an automatic control function of data communication between the PDA 1 and the area server as described later. Thus, when the PDA 1 is used, the data communication is automatically executed as needed, so that the user can perform the data communication as a part of the operation without being conscious of the data communication. Further, by using the common routine of the interface unit 15, the creator of the application program can reduce the burden of creating the application program. As a result, the user of the PDA 1 can access various application programs created on different OSs. The antenna 16 is configured to receive a signal from the outside and transmit the signal to the outside. The built-in CCD camera 17 is configured to be able to input image data. Image data input from the built-in CCD camera 14 can be transmitted to the outside by the communication function of the PDA 1. Also, by storing the image data in a storage device (not shown) built in the PDA 1, the P
DA1 can also be used as an electronic camera. The card attaching / detaching unit 18 is configured to be able to read / write an IC card or a smart card by a read / write function. This makes it possible to execute operations such as depositing and withdrawing electronic money using an IC card or a smart card without having to go to an ATM of a financial institution via a communication network such as the Internet. In addition, personal authentication can be performed by the authentication unit 12 using an IC card or a smart card. The infrared port 19 is configured to communicate with another information device having an infrared port by infrared rays. Thus, the PDA 1 can perform data communication without connecting by wire. USB connection port 20
Is configured to be connectable to another information device having a USB connection port. Thereby, PD
A1 can perform data communication with another information device having a USB connection port. Also, by connecting the PDA 1 to an adapter (not shown) connected to an area server (to be described later) through a telephone line, for example, through the infrared port 19 or the USB connection port 20, the PDA 1 is connected to the area server (to be described later). You can also connect by wire. 8
The direction button 21 is a button in which the head portion of the joystick protrudes from the surface and can be operated in eight directions with a fingertip. Thereby, it is configured such that a direction instruction input can be performed. Call type stereo earphone / microphone 22
Is provided with a microphone unit 22-1 functioning as a transmitter and an earphone unit 22-2 functioning as a receiver when using the mobile phone function of the PDA1.

FIG. 3 is a schematic diagram showing the configuration of an embodiment of a business network system that can use the PDA 1 of FIGS. 1 and 2. The business network system of FIG. 3 includes a PDA 1, an area server 2 (2-1 to 2-6) as a first computer, a host computer 3 as a second computer, and an external computer 4 (containing a specific application program). External computer 4-1 and credit company external computer 4-
2. It is composed of an external computer 4-3) of a financial institution.

The area server 2 is connected to the PDA 1 wirelessly or by wire. Further, the area server 2 is a database server (2-
1-1 to 2-6-1) and / or a VOD (video on demand) server (not shown). These database servers and VOD servers are configured to store information such as data and video images related to services and businesses to be provided. As shown in FIG. 3, the area server 2 is installed in a major city in Japan in order to provide service and business contents to nationwide locations. In the example of FIG. 3, in Tokyo (area server 2
-1), Sapporo (area server 2-2), Niigata (area server 2-3), Nagoya (area server 2-4), Osaka (area server 2-5), and Fukuoka (area server 2-)
6) It is installed in six places. The area server 2-1 installed in Tokyo is connected to a content server 2-1-2 represented by a lower elliptical symbol in FIG. The content server 2-1-2 is configured to store content such as various application programs. The area server 2 identifies which user has requested which service from which PDA 1 based on the information transmitted from the PDA 1, and information necessary for the requested service is normally transmitted from the PDA 1. Judge whether or not. Furthermore, area server 2
Functions also as a window for the connected business network system to receive information from the PDA1. Further, the area server 2 is configured to be able to connect to an external server such as a database server and a VOD server in order to execute a request from the PDA 1.
The host computer 3 selects the most suitable external host computer 4 based on the information transmitted from the area server 2 and accesses the external host computer 4 so that the information requested from the PDA 1 to the area server 2 can be obtained. It is extracted from the external host computer 4 and transmitted to the area server 2. The external computer 4 is a computer system connected to the host computer 3, and is configured to provide information accessed by a request from the host computer 3. That is,
The external computer 4 is loaded with contents such as services and business provided to the user through the business network and application programs related thereto, and is configured to transmit necessary information to the host computer 3 in response to a request. ing. For example, information on horse races, race bets, soccer lottery, business and service contents such as electronic money and electronic commerce of each financial institution, and application programs related thereto are installed. Next, the operation of the business network system of FIG. 3 will be described. The user of PDA1
Using the ten keys and / or alphabet input keys on the touch panel 11 displayed on the liquid crystal display unit 13, the personal identification information of the PDA1 user, which is the predetermined information, is converted into a PD using numbers, alphabets, hiragana, katakana, kanji, etc.
Input to A1 (step S1). The personal identification information input from the touch panel 11 is transmitted to the authentication unit 12,
The authentication unit 12 performs a PDA based on the received personal identification information.
It is authenticated whether or not the user using No. 1 is a valid user (step S2). When the user is authenticated as a valid user based on the authentication result by the authentication unit 12 (step S3), the liquid crystal display unit 13 displays a list of applications that can be accessed by the authenticated user ( Step S4). On the other hand, if the user is authenticated as an unauthorized user based on the authentication result by the authentication unit 12 (step S5), the fact is displayed on the liquid crystal display unit 13, and the process returns to step S1 to perform the operation. Repeat (step S6). Here, the number of repeatable times of step S6 is limited to a specific number (for example, three times),
Prevent unauthorized users from using PDA1. If the user is not authenticated as a valid user even after repeating the operation a specific number of times, the function of the PDA 1 is automatically stopped, and the subsequent operation is disabled (step S7). Step S above
If a list of applications that can be authenticated and accessed as a valid user is displayed on the liquid crystal display unit 13 in step 4, the user selects the triple button 14 and / or
Alternatively, the application to be accessed is selected from the list displayed on the liquid crystal display unit 13 using the eight-direction button 21 (step S8). Interface unit 15
Determines whether the content of the application selected by the user of the PDA 1 can be accessed from the connected area server 2 (step S9). Here, if the selected application can be directly accessed from the area server 2 and the content is in a format that can be displayed on the liquid crystal display unit 13 of the PDA 1 (step S1).
0), the interface unit 15 causes the liquid crystal display unit 13 to display the content (step S11). On the other hand, although the selected application can be directly accessed from the area server 2, the content is displayed on the liquid crystal display unit 1 of the PDA 1.
3 (Step S1)
2) The interface unit 15 converts the content of the application into a format that can be displayed by the liquid crystal display unit 13 (step S13), and causes the liquid crystal display unit 13 to display the converted content (step S14). The selected application cannot be directly accessed from the area server 2, but can be accessed from the host computer 3 via the area server 2, and the content can be displayed on the liquid crystal display unit 13 of the PDA 1. In this case (step S15), the interface unit 15 accesses the content of the application from the host computer 3 via the area server 2 (step S16), and causes the liquid crystal display unit 13 to display the content (step S17). . On the other hand, the selected application cannot be directly accessed from the area server 2, but can be accessed from the host computer 3 via the area server 2, and the content cannot be directly displayed on the liquid crystal display unit 13 of the PDA 1. If there is (Step S18), the interface unit 15 accesses the content of the application from the host computer 3 via the area server 2 (Step S19), and displays the content of the application on the liquid crystal display unit 13. (Step S20), and the converted content is displayed on the liquid crystal display unit 13 (step S21). Furthermore, although the selected application cannot be directly accessed from the area server 2 and cannot be accessed from the host computer 3 via the area server 2, the host computer 3 and the area server 2 cannot be accessed from the external computer 4. If the content can be accessed through the area server 2 and the host computer 3, the content can be displayed on the liquid crystal display unit 13 of the PDA 1 (step S 22). 4, the content of the application is accessed (step S23), and the content is displayed on the liquid crystal display unit 13 (step S24).
On the other hand, although the selected application cannot be directly accessed from the area server 2 and cannot be accessed from the host computer 3 via the area server 2, the host computer 3 and the area server 2 cannot be accessed from the external computer 4. And the contents can be accessed through the liquid crystal display 1 of the PDA 1.
3 cannot be directly displayed on the screen (step S
25) The interface unit 15 accesses the content of the application from the external computer 4 via the area server 2 and the host computer 3 (step S26), and converts the content of the application into a format that can be displayed by the liquid crystal display unit 13. (Step S2
7) Display the converted content on the liquid crystal display unit 13 (step S28). The portable terminal device of the present invention and the business network system using the portable terminal device have been described above. As described above, the user can protect the portable terminal device and the business network system using the portable terminal device of the present invention. Various businesses and services can be easily and quickly used in a given environment.

[0011]

The portable terminal device according to the present invention is a portable terminal device capable of accessing various applications via a communication network such as a telephone line or the Internet, and comprises input means for inputting predetermined information. Authentication means for authenticating whether or not the user using the portable terminal device is a valid user based on predetermined information input by the input means; and authenticating the user as a valid user based on an authentication result by the authentication means. Display means for displaying a list of applications accessible by the authenticated user, and selecting means for selecting an application from the list of applications displayed on the display means,
Access the application selected by the selection means via a communication network by wireless or wired, determine whether the application is in a predetermined format, if it is determined that the application is not in the predetermined format, Interface means for converting the contents of the application into a predetermined format and displaying it on the display means, so that various services and businesses can be easily and promptly provided to the user via a communication network such as a telephone line or the Internet. Can be provided. The business network system according to the present invention is a business network system that can provide various services or businesses using a mobile terminal device via a communication network such as a telephone line or the Internet, and is provided with predetermined information. Input means for inputting a password, authentication means for authenticating whether or not the user using the portable terminal device is a valid user based on predetermined information input by the input means, and a user authenticating based on an authentication result by the authentication means. Display means for displaying a list of applications accessible by the authenticated user when authenticated as a user, selecting means for selecting an application from the list of applications displayed on the display means, and displaying means for the contents of the application Mobile devices with interface means for displaying And the terminal device,
A first computer system that is connected to the mobile terminal device wirelessly or by wire, and outputs information of the application selected by the selection unit of the mobile terminal device; and a first computer system that is wirelessly or wirely connected to the first computer system. The application selected by the selection means of the portable terminal device based on the information output from the computer system is the first application.
And a second computer system for downloading to the first computer system. The interface means of the portable terminal device determines whether the application downloaded from the second computer system to the first computer system is in a predetermined format. If it is determined that the application is not in the predetermined format, the content of the application is converted into the predetermined format and displayed on the display unit of the mobile terminal device, so that the content of the application desired by the user can be displayed on the mobile terminal. Since the service is provided to the user using the terminal device, various services and businesses can be easily and quickly provided to the user via a communication network such as a telephone line or the Internet.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a configuration of an embodiment of a PDA according to the present invention.

FIG. 2 is a schematic diagram showing an external configuration of the PDA of FIG.

FIG. 3 is a schematic diagram of a business network system according to the present invention.

[Explanation of symbols]

 1 PDA 2 Area server 2-1 Tokyo area server 2-2 Sapporo area server 2-3 Niigata area server 2-4 Nagoya area server 2-5 Osaka area server 2-6 Fukuoka area server 3 Host computer 4 External host computer 4- Reference Signs List 1 external computer 4-2 credit computer external computer 4-3 financial institution external computer 11 touch panel 12 authentication unit 13 liquid crystal display unit 14 triple button 15 interface unit

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) H04M 1/67 G06F 15/30 M 5K067 11/00 303 350A 5K101 H04B 7/26 109M 109R H04L 9/00 673A 673D F-term (reference) 5B049 AA01 AA02 AA05 BB11 BB36 BB46 DD01 DD04 EE21 FF04 GG02 GG03 GG06 5B055 BB12 CB09 EE12 EE13 EE27 HA02 5B089 GA11 GA25 GB04 HA10 HA11 JA03 NA10 EB14 KA11 NA08 PA02 PA07 5K027 AA11 BB09 FF22 HH14 HH20 HH24 MM03 5K067 AA21 BB04 DD17 DD51 EE02 FF02 FF23 FF31 HH05 HH11 HH24 5K101 KK02 LL12 NN02 NN05 NN07 NN08 NN18 PP04

Claims (22)

[Claims] 1. A portable terminal device capable of accessing various applications via a communication network such as a telephone line or the Internet, comprising: input means for inputting predetermined information; An authentication unit that authenticates whether a user who uses the mobile terminal device is a valid user based on the predetermined information; and if the user is authenticated as a valid user based on an authentication result by the authentication unit. Display means for displaying a list of applications accessible by the authenticated user; selecting means for selecting an application from the list of applications displayed on the display means; Access an application via a communication network, wirelessly or by wire, and Down it is determined whether the predetermined format,
A portable terminal comprising: interface means for, when it is determined that the application is not in the predetermined format, converting the content of the application into the predetermined format and displaying the content on the display means. apparatus. 2. The method according to claim 1, wherein the authentication unit is configured to authenticate whether a user of the portable terminal device is a valid user based on a user password input from the input unit. The mobile terminal device according to claim 1. 3. The portable terminal device according to claim 2, wherein the input unit is configured to be able to input the user password in at least one of a character, voice, and fingerprint format. 4. The portable terminal device further includes a card attaching / detaching unit configured to attach / detach a smart card in which user information is written, wherein the card attaching / detaching unit is configured to: Reading the information of the user written in the smart card, the authentication unit determines whether the user of the mobile terminal device is a valid user based on the information of the user read by the card removal unit The portable terminal device according to claim 1, wherein the portable terminal device is configured to authenticate the user. 5. The portable terminal device further comprises a card attaching / detaching means configured to attach / detach a smart card in which information on an application to be used is written, wherein the card attaching / detaching means is provided when the smart card is inserted. Reading information on the application written on the smart card, and the selecting means is configured to select an application to be accessed based on the information on the application read by the card removing means. The mobile terminal device according to claim 1, wherein: 6. The portable terminal device further includes a card attaching / detaching unit configured to attach / detach a smart card in which user information and information on an application to be used are written. When inserted, the information on the user and the information on the application written on the smart card are read, and the authentication unit is based on the information on the user and the information on the application read by the card removal unit. 2. The portable terminal device according to claim 1, wherein the portable terminal device is configured to authenticate whether a user of the portable terminal device is a legitimate user and to select an application to be accessed. 7. The mobile terminal device according to claim 5, wherein the application is an application related to electronic commerce. 8. The application according to claim 5, wherein the application is an application relating to a public competition.
Or the mobile terminal device according to 6. 9. The card attaching / detaching means writes new information, changes the written information, and writes the information into the smart card inserted in the card attaching / detaching means as necessary. 2. The mobile terminal device according to claim 1, further comprising a device that can selectively perform at least one of deleting information. 10. The apparatus according to claim 1, wherein the interface unit is configured to convert the content into the predetermined format and display the content on the display unit by setting and changing parameters in the application. The mobile terminal device according to claim 1. 11. A business network system for providing various services or businesses by using a portable terminal device via a communication network such as a telephone line or the Internet, comprising: input means for inputting predetermined information; Authentication means for authenticating whether or not the user using the portable terminal device is a valid user based on the predetermined information input by the means; and authenticating the user as a valid user based on an authentication result by the authentication means Display means for displaying a list of applications accessible by the authenticated user, selecting means for selecting an application from the list of applications displayed on the display means, and displaying the contents of the application. Portable end provided with interface means for displaying on display means A device, a first computer system that is connected to the mobile terminal device wirelessly or by wire, and outputs information of the application selected by the selection unit of the mobile terminal device; and a wireless or wireless connection to the first computer system. A second computer system that is connected by wire and downloads the application selected by the selection unit of the portable terminal device to the first computer system based on the information output from the first computer system. The interface means of the portable terminal device comprises:
It is determined whether the application downloaded from the second computer system to the first computer system is in a predetermined format, and when it is determined that the application is not in the predetermined format, the By converting the content into the predetermined format and displaying the content on the display unit of the mobile terminal device, the content of the application desired by the user is
A business network system provided to the user using the portable terminal device. 12. The first computer system,
The business network system according to claim 11, wherein the business network system is configured by at least one or more computer servers, and the second computer system is configured by a computer server corresponding to the available application. 13. When at least one computer server of the first computer system fails, the available application is transferred to another computer server constituting the first computer system. 13. The business network system according to claim 12, wherein the business network system is configured to be able to access a computer server configuring the second computer system mounted thereon. 14. The authentication device according to claim 1, wherein the authentication unit is configured to authenticate whether or not the user of the portable terminal device is a valid user based on the user password input from the input unit. The business network system according to claim 11, wherein 15. The business network system according to claim 14, wherein said input means is configured to be able to input said user password in at least one of a character, voice, and fingerprint format. 16. The portable terminal device further includes a card attaching / detaching unit configured to attach / detach a smart card on which user information is written, wherein the card attaching / detaching unit is provided when the smart card is inserted. Reading the information of the user written in the smart card, the authentication unit determines whether the user of the mobile terminal device is a valid user based on the information of the user read by the card removal unit 12. The business network system according to claim 11, wherein the business network system is configured to authenticate a user. 17. The portable terminal device further comprises a card attaching / detaching means configured to attach / detach a smart card in which information on an application to be used is written, wherein the card attaching / detaching means is provided when the smart card is inserted. Reading information on the application written on the smart card, and the selecting means is configured to select an application to be accessed based on the information on the application read by the card removing means. The business network system according to claim 11, wherein: 18. The portable terminal device further includes a card attaching / detaching unit configured to attach / detach a smart card in which information on a user and information on an application to be used are written, wherein the card attaching / detaching unit includes: When inserted, the information on the user and the information on the application written on the smart card are read, and the authentication unit is based on the information on the user and the information on the application read by the card removal unit. 12. The business network system according to claim 11, wherein the portable terminal device is configured to authenticate whether or not the user is a valid user and to select an application to be accessed. 19. The business application according to claim 17, wherein the application is at least one of an application relating to e-mail, electronic auction, bank deposit, post office deposit, electronic commerce, and electronic money. Network system. 20. The business network system according to claim 17, wherein the application is at least one of an application relating to horse racing, a soccer lottery, a bicycle race, a public race of a boat race, and a public lottery. 21. The card attaching / detaching means writes new information, changes the written information, or writes the information into the smart card inserted in the card attaching / detaching means as necessary. The business network system according to claim 11, further configured to be able to selectively perform at least one of deleting information. 22. The apparatus according to claim 13, wherein the interface unit is configured to convert the content into the predetermined format by changing a parameter in the application and display the content on the display unit. The business network system according to claim 11, wherein: