WO2006009414A1

WO2006009414A1 - Extended package scheme to support application program downloading, and system and method for application program service using the same

Info

Publication number: WO2006009414A1
Application number: PCT/KR2005/002389
Authority: WO
Inventors: Hee-Kyung Lee; Gun Bang; Jung-Won Kang; Jae-Gon Kim; Jin-Soo Choi
Original assignee: Electronics And Telecommunications Research Institute
Priority date: 2004-07-23
Filing date: 2005-07-23
Publication date: 2006-01-26
Also published as: KR100927732B1; US20090164986A1; EP1782267A4; KR20060046722A; JP2008507752A; EP1782267A1

Abstract

Provided is a package scheme to support application program downloading and a method and a system for an application program download service using the same in a system such as a TV-Anytime system. A method for forming a package capable of supporting application program downloading includes the steps of: a) generating metadata on general information of the application program including type information of the application program; b) generating metadata on detailed information of the application program including version information of the application program; c) generating metadata on usage environment of a terminal to which the application program is applied; and d) generating a package including the application program and all the metadata.

Description

EXTENDED PACKAGE SCHEME TO SUPPORT APPLICATION PROGRAM DOWNLOADING, AND SYSTEM AND METHOD FOR APPLICATION PROGRAM

SERVICE USING THE SAME

Description Technical Field

The present invention relates to a package scheme to support application program downloading; and, more particularly, to an extended package scheme to support application program downloading, and a method and a system for an application program download service using the same in a system such as a TV-Anytime system.

Background Art

Recently, discussion on ObjectDescriptionMetadata in a TV-Anytime forum is continued. The ObjectDescriptionMetadata is necessary information for exact consumption of the object according to its intended purpose.

Also, description on an application program and a package scheme for supporting are very important discussion subjects. Herein, the application program means an object operated in a user terminal, e.g., a set-top box supporting the TV-Anytime and PDR, and performing a specific function.

The application program is very sensitive to a usage environment of a terminal. That is, since when a usage environment of a terminal is not proper to operation of an application program, the application program cannot be consumed in a terminal, description on a usage environment in which the application program can be consumed and description on usage method are very important. For example, when an application program is a driver for updating a terminal, manufacturer information and model information of hardware are the most important usage environment conditions.

Therefore, exact description on an application program, description on user environment information that an application can be consumed, and a package scheme that can provide the application program is required for effective and successful download of an application program in a terminal.

Disclosure Technical Problem

It is, therefore, an object of the present invention to provide a package scheme that can support application program downloading. It is another object of the present invention to provide a method and a system for an application program service using the extended package scheme to support application program downloading.

Other objects and advantages of the invention will be understood by the following description and become more apparent from the embodiments in accordance with the present invention, which are set forth hereinafter. It will be also apparent that objects and advantages of the invention can be embodied easily by the means defined in claims and combinations thereof.

Technical Solution

In accordance with one aspect of the present invention, there is provided a method for firming a package capable of supporting application program downloading, including the steps of: a) generating metadata on general information of the application program including type information of the application program; b) generating metadata on detailed information of the application program including version information of the application program; c) generating metadata on usage environment of a terminal to which the application program is applied; and d) generating a package including the application program and all the abovementioned metadata.

In accordance with another aspect of the present invention, there is provided a package capable of supporting application program downloading, including: a metadata description block related to general information of the application program; a metadata description block related to detailed information of the application program; and a metadata description block related to a usage environment of a terminal that the application program is applied. In accordance with another aspect of the present invention, there is provided a method for acquiring an application program in a user terminal, including the steps of: a) receiving an extended package including metadata on general information, detailed information and a usage environment; and b) acquiring an application program which fits to a user terminal environment by using the extended package.

In accordance with another aspect of the present invention, there is provided a user terminal for acquiring an application program, including: an extended package receiving block for receiving an extended package with respect to an application program to be acquired; an object information extracting block for extracting object information of the application program from the received extended package; and a position information acquiring block for acquiring position information of the application program by using the object information.

In accordance with another aspect of the present invention, there is provided a system for an application program download service, including: an extended package providing block for providing an extended package, which includes metadata on general information, detailed information and a usage environment, to a user terminal; and a user terminal for acquiring a predetermined application program which fits to usage environment of a user terminal and consuming and using the application program by.

Other objects and advantages of the present invention will become apparent from the following description of the embodiments with reference to the accompanying drawings. Therefore, those skilled in the art that the present invention is included can embody the technological concept and scope of the invention easily. In addition, if it is considered that detailed description on the prior art may blur the points of the present invention, the detailed description will not be provided herein. The preferred embodiments of the present invention will be described in detail hereinafter with reference to the attached drawings.

Advantageous Effects

As described above, the present invention provides an application metadata structure that makes an application program consumed or used in a terminal according to a usage purpose, and exactly provide an application program download service of by using a package extended by including the application metadata structure.

Description of Drawings

The above and other objects and features of the present invention will become apparent from the following description of the preferred embodiments given in conjunction with the accompanying drawings, in which: Fig. 1 is a schema on general information of an application in accordance with an embodiment of the present invention;

Fig. 2 is an XML schema defining a schema structure shown in Fig. 1;

Fig. 3 is a schema on detailed information of an application in accordance with the present invention;

Fig. 4 is an XML schema defining a schema structure shown in Fig. 3;

Fig. 5 is a diagram showing a high-level structure of an application program in accordance with an embodiment of the present invention;

Fig. 6 is an exemplary diagram showing a category structure of the Consumption shown in Fig. 5;

Fig. 7 is an exemplary diagram showing a category structure of the Management shown in Fig. 5; Fig. 8 is a schema showing one example of extended UED means in accordance with an embodiment of the present invention;

Fig. 9 is an XML schema defining a schema structure shown in Fig. 8; and Fig. 10 is a block diagram showing a structure of an application program service system.

Best Mode for the Invention

In the claims of the present specification, an element expressed as a means for performing a function described in the detailed description is intended to include all methods for performing the function including all formats of software, such as combinations of circuits for performing the intended function, firmware/microcode and the like. To perform the intended function, the element is cooperated with a proper circuit for performing the software. The present invention defined by claims includes diverse means for performing particular functions, and the means are connected with each other in a method requested in the claims. Therefore, any means that can provide the function should be understood to be an equivalent to what is figured out from the present specification.

An extended package scheme for supporting application program downloading will be described first, and then a system and a method for an application program service using the same will be described hereinafter.

<Extended package scheme> A package scheme suggested in the present invention can be applied to a system for supporting a two-way service between a server and a client, and TV-Anytime service will be described hereinafter as an example.

A package scheme including metadata for describing an application program and metadata for Usage Environment Description (UED) is required for an exact download of an application program and an exact operation in a proper user environment. Hereinafter, it is noted that application can be simply called as an application.

A. Application description metadata

As described in Table 1, metadata for describing an application program includes metadata on general information of an application and metadata on detailed information.

Table 1

General Information of Application Detailed Information of application

-title - whether

-media title Pay/free application

-short title -whether deletion

- synopsis program is provided

Figs. 1 and 2 are schemas on general information of an application and Fig. 2 is an XML schema defining a schema structure shown in Fig. 1.

Referring to Fig. 1, BasicContentDescriptionType for describing general information of an application includes metadata for describing common characteristics of all contents objects such as a video, an audio and Html. A function definition of each element included in the BasicContentDescriptionType is as described in the following Table 2.

Table 2

Fig. 3 is a schema on detailed information of an application in accordance with an embodiment of the present invention and Fig. 4 is an XML schema defining a schema structure shown in Fig. 3.

Referring to Fig. 3,

ApplicationContextAttributesTypedescription is metadata description means on detailed information of an application.

A function definition of each element on detailed information of an application is as the following Table 3.

Table 3

Name Definition

ApplicationContextAttributesType A complextype that defines a set of elements that describes characteristics of application content

Freeware Hie value of this field is true/false. If true, the application is free

Uninstall This field indicates whether the application provides uninstall functionality. B. Category description metadata

Application category classification scheme (CS) and operating system category CS in the Table 3 will be described hereinafter. The above application category CS can be received from a software category provider. For example, the application category can be received from the CNET Networks Ins. (www.centnetworks.com) providing a software category and a Korea Software Industry Association (http://www.softwarecatalog.co.kr) .

Fig. 5 is a diagram showing a high-level structure of an application program in accordance with an embodiment of the present invention.

A high-level of "application category" CS is divided into Consumption and Management according to usage object of the application referring to Fig. 5.

Applications included in the Consumption includes applications for simple consumption of users and applications included in the Management includes applications for management of user systems.

Fig. 6 is an exemplary diagram showing a category structure of the Consumption shown in Fig. 5, and Fig. 7 is an exemplary diagram showing a category structure of the Management shown in Fig. 5. An application category for the Consumption includes Personal/Home, Education, Game, Business and Professional Domain, as shown in Fig. 6.

An application category for the Management includes System Management, Job Management, Multimedia Management as shown in Fig. 7.

Metadata of the application category further includes

Audio/Video, Internet, Enterprise Computing, Design and

Photo, Utility and Data Broadcasting. One embodiment of an

XML metadata format of the application category CS is as Appendix 1 attached in an end of the detailed description. For example, an operating system category can be organized as the following Table 4.

Table 4

One embodiment of an XML metadata format of the application category CS is as Appendix 2 attached in an end of the detailed description.

C. Extended UED metadata

The extended UED metadata suggested in the present invention are metadata additionally required for supporting application program download in diverse terminals. Exact model type and/or version information of a set-top box are important to determine whether an application program provided in the set-top box supporting a TV-Anytime service is exactly operated. For example, patch application of a Utility category is used to update a firmware or Operating System (OS) , and herein, the extended UED metadata should include a producer inforamtion, model and version information of a set-top box.

In addition, CPU performance, memory capacity, support OS, a kind of middleware, a kind of virtual machines and other system software will be described to describe a systemic characteristic of a terminal which can be operated by an application program.

Also, storage capacity of a storing device or a type of diverse terminals can be described.

Fig. 8 is a schema showing one example of extended UED means in accordance with an embodiment of the present invention and Fig. 9 is an XML schema defining a schema structure shown in Fig. 8. As shown in Figs. 8 and 9, metadata describing on a terminal among usage environment are extended by adding hardware producer information including a hardware model and version information.

In addition, CPU performance, memory capacity, support Operating System (OS) , a kind of middleware, a kind of virtual machines, other system SW information are added to describe a systemic characteristic of a terminal which can be operated by an application program.

Also, storage capacity of a storing device and type information of diverse terminals are added.

Each element included in an extended UED means for exactly supporting an application program download following an embodiment of the present invention is as the following Table 5. Table 5

Name Definition

VersIonType A simple type that defines a version of the object.

CPUType A complex type that describes Ihe properties of the processor cloσkSpeed Describes the clock speed of the CPU. unit Defines the unit used to describe the CPU clock speed.

RAMType A complex type that describes Ihe properties of the Random Access Memory being used within the terminal size Describes the size of the RAM. unit Defines the unit used to describe the JlAM size.

SysternlnformationType A complex type that describe the properties of the overall system

SupportingOS Describes the OS used in Hie terminal.

Middleware Describes the middleware; running in the terminal.

VirtualMachme Describes the virtual machines running in theterminal.

OtherSystemSW Describes System softwares running in the terminal other than middlewares and virtual machines.

CPU Describes the CPU of the terminal. See Annex A for the classification scheme of the CPU names.

RAM Describes the RAM of the terminal

HardwareManufacturerType A complex type that describes the properties of the hardware '

HardwareModel Describes the terminal device model depending on a specific manufacturer.

HardwareVerslon Describes the version of embedded operating system in a terminal device.

Terminal InformationType Describes the capability of a single terminal device.

Decpderlnformation Describes the decoding capability of the terminal. See ISO/IEC 21000-7 Section 6.5.4 [19].

Encoderlnformation Describes the encoding capability of the terminal. See ISO/iEC 21000-7 Section 6.5.4 [19].

Displaylnformation Tool for describing the capability of displays. See ISO/IEC 21000-7 Section 6.5.8 [19].

Audi conformation Describes the audio presentation capability of the terminal. See ISOΛEC21000-7 Section 6.5.12 [19]. Note that the audio capabilities regarding codec are described in Decoderlnformation and/or Encoderlnformation.

InteractionlnputlnfoEtnation Describes the User interaction input support of the terminal. See ISO/IEC 210900-7 Section 6.5.14.

Storagelnformation Describes the characteristics of the storage unit. See ISO/IEC 21000-7 Section 6.5.18 [19].

Systemln formation Describes the system information of the terminal.

RΛM Describes the RAM of the terminal.

HardvrareManufacturer Indicates manufacturer of the hardware.

TerminalType Describes the terminal type based on the types of device such as PC, PDA and so on. See appendix xx for the classification scheme of the terminal types. terminallnformationld An attribute that uπi quely identifies the terminal information

TerminallnforraationTableType A complex type that describes a table of the capability of terminal device.

Terminallnformation A list of the capability of terminal information records for a single terminal.

The metadata of the application program described above and extended UED metadata for supporting a download of the application program are provided to a user terminal by being included in a package generated in a server providing TV-Anytime service. When the package is provided through a two-way network such as Internet and simultaneously includes an application for data broadcasting, it is required to exactly discern a middleware type, which is a box type, for data broadcasting of a user terminal to select a proper application according to the middleware type for data broadcasting, which is a box type, such as Multimedia Home Platform (MHP) , Application Configuration Access Protocol (ACAP) and Airborne Radio Interface Processor (ARIP) , supported in a user terminal. It is desirable to include Middleware information in a form of Systemlnformation of Terminallnformation described above, just as the following Table 6.

Table 6

<element name="VirtualMachine" type="tva:ControHedTeππType"

</sequence> </comρlexType>

Fig. 10 is a block diagram showing a structure of an application program service system in accordance with an embodiment of the present invention.

As shown in Fig. 10, an entire system comprises an extended package providing means 100 for providing an extended package including metadata on usage environment and general and detailed information on the application to a user terminal, and a user terminal 200 consuming and using the predetermined application program which fits to a usage environment of a user terminal by using the extended package. Herein, the extended package providing means comprises an extended package generating block 110 for generating the extended package including an identifier of an object corresponding to the application program, an encoding block 120 for encoding the extended package, and a transmitting block 130 for transmitting the encoded package to the user terminal. The identifier uses Content Reference Identifier (CRID) defined in a TV-Anytime standard and the user terminal 200 can acquire local information of an object by using the CRID corresponding to each object information. The user terminal 200 comprises a receiving block 210, a decoding block 220, an object information extracting block 230 and a position information acquiring block 240. The receiving block 210 receives an extended package with respect to an application program to acquire. The decoding block 220 decodes an encoded extended package. The object information extracting block 230 extracts object information of the application program from the decoded extended package. The position information acquiring block 240 acquires position information of an application program by using the object information. A micro processor of the user terminal 200 can acquire the corresponding application program by using the position information of the object.

The method for an application program download service following the embodiment of the present invention includes the steps of producing an application program by a service provider, forming an extended package including metadata for supporting download of the produced application program, transmitting the extended package to a user terminal by a service provider and acquiring the application program, which fits to a user terminal environment, by using the extended package. Herein, as described above, in the steps that the user terminal acquires the application program, a desirable application program is acquired by extracting an object information identifier of the application program from the received extended package and acquiring position information of the desirable object by using the object information identifier. Also, the identifier is the CRID defined in a TV-Anytime standard.

For example, when an application program is related to a French learning and OS is a window CE, an application description metadata is as the following Table 7.

Table 7

<tva:Title>AudioPlayer for WinCE </tva:Title> <ContentProperties>

<tva:Name>Windows CE</tva:Name> </SupportingOS> </Systemlnformation> </TerminalInformation> </Targetinglnformation> </ContentDesoription> </ObjectDescription> </Descriptor> </Selection>

The present invention can be used in a download service of an application program in a TV-Anytime service by providing an application metadata structure which enables an application program to be properly consumed or used in a terminal according to a usage obj ect .

While the present invention has been described with respect to certain preferred embodiments , it will be apparent to those skilled in the art that various changes and modifications may be made without departing from the scope of the invention as defined in the following claims .

[Appendix 1] XMLMetadata of Application Category CS <?xml version="1.0" encoding="UTF-8"?> <C1 ass i f i cat i onScheme uri="urn: tva:metadata:Phase2: cs :Appl icat ionCategoryCS: 2005"> < ! — ###########################################################—> ^•<! —APPLICATION CATEGORY

— >

<!—Definition: This is a set of terms used within Content —> <!—Packaging to indicate what kind of application program —> <!—is provided —>

<!— ###########################################################—> <Term termID="l">

<Name xml:lang="en">Consumption</Name> <Term termID="l.l">

<Name xml:lang="en">Personal/Home/Education</Name> </Term> <Term termID="1.2">

<Name xm1:1ang="en">Education</Name> <Term termID="1.2.1">

<Name xml•'lang="en">Applied sciences</Name> </Term> <Term termID="1.2.2">

<Name xml•'lang="en">Animals/WiIdIife</Name> </Term>

<Name xm1•"1ang="en">Archaeo1ogy</Name> </Term>

<Term termID="1.2.4"> <Name xml'■1ang="en">Agriculture</Name>

</Term> <Term termID="1.2.5">

<Name xml:lang="en">Anthropology</Name> </Term> <Term termID="1.2.6">

<Name xml:lang="en">Architecture</Name> </Term> <Term termID="1.2.7">

<Name xm1:1ang="en">Astronomy</Name> </Term>

<Name xml:lang="en">Botany</Name> </Term> <Term termID="1.2.11">

<Name xml:lang="en">Business</Name> </Term> <Term termID="1.2.12">

<Name xml:lang="en">Chemistry</Name> </Term>

<Name xml:lang="en">Communications</Name> </Term>

<Term termID="1.2.14"> <Name xml:lang="en">Computer Science</Name>

</Term> <Term termID="1.2.15">

<Name xml:lang="en">Constructions</Name> </Term> <Term termID="1.2.16">

<Name xml:lang="en">Economics</Name> </Term> <Term termID="1.2.17">

<Name xm1:1ang="en">Education</Name> </Term>

<Name xml:lang="en">Environment</Name> </Term>

<Term termID="1.2.19"> <Name xml •^■ lang="en">Engineering</Name>

</Term> <Term termID="1.2.20">

<Name xml •^' lang="en">Environmental Science</Name> </Term> <Term termID="1.2.21">

<Name xml:lang="en">Ethnic/Cultural

Studies</Name>

</Term>

<Name xm1:1ang="en">Finance</Name> </Term> <Term termID="1.2.23">

<Name xml:lang="en">Geography</Name> </Term> <Term termID="1.2.24">

<Name xml:lang="en">General Science</Name> </Term> <Term termID="1.2.25">

<Name xml:lang="en">Geology</Name> </Term> <Term termID="1.2.26">

<Name xml:lang="en">History</Name> </Term> <Term termID="1.2.28ⁿ>

<Name xml:lang="en">Home Economics</Name> </Term> <Term termID="1.2.29">

<Name xml:lang="en">Interdisciplinary

Studies</Name>

</Term>

<Name xml:lang="en">Language</Name> </Term> <Term termID="1.2.31">

<Name xml:lang="en">Liberal Arts and Science</Name>

</Term> <Term termID="1.2.33">

<Name xml:lang="en">Library Science</Name> </Term> <Term termID="1.2.34">

<Name xm1'•1ang="en">Literature</Name> </Term>

<Name xml'■lang="en">Manufacturing</Name> </Term>

<Term termID="1.2.36"> <Name xml'lang=^Men">Marketing</Name>

</Term> <Term termID="1.2.37">

<Name xml:lang="en">Mathematics</Name> </Term> <Term termID="1.2.38">

<Name xml:lang="en">Mechanics</Name> </Term> <Term termID="1.2.39">

<Name xml:lang="en">Medicine</Name> </Term>

<Name xml:lang="en">Mi1itary Techno1ogies</Name>

</Term> <Term termID="1.2.41">

<Name xml:lang="en">Music</Name> </Term> <Term termID="1.2.42">

<Name xml:lang="en">Natural sciences</Name> </Term> <Term termID="1.2.43">

<Name xml:lang="en">Performing Arts</Name> </Term>

<Term termID="1.2.44"> <Name xml:lang="en">Philosophy</Name>

</Term> <Term termID="1.2.45">

<Name xm1:1ang="en">Physio1ogy</Name> </Term> <0erm termID="1.2.46">

<Name xml:lang="en">Physical Education</Name>

</Term>

<Term termID="1.2.47"> <Name xml'•lang="en">Physical Sciences</Name>

</Term> <Term termID="1.2.48">

<Name xml:lang="en">Physics</Name> </Term> <Term termID="1.2.49">

<Name xml:lang="en">Political Science</Name> </Term> <Term termID="1.2.50">

<Name xml:lang="en">Psychology</Name> </Term>

<Name xml:lang="en">Sociology</Name> </Term>

<Term termID="1.2.52"> <Name xml:lang="en">Space/Universe</Name>

</Term> <Term termID="1.2.53">

<Name xml:lang="en">Spiritual</Name> </Term> <0erm termID="1.2.54"> <Name xml:1ang="en">Statistics</Name> </Term> <Term termID="1.2.55">

<Name xml:lang="en">Technology</Name> </Term>

<Name xml:lang="en">Theology</Name> </Term>

<Term termID="1.2.57"> <Name xml:lang="en">Transportation</Name>

</Term> </Term> <Term termID="1.3">

<Name xml:lang="en">Action Adventure</Name> </Term> <Term termID="1.3.2">

<Name xm1:1ang="en">Arcade</Name> </Term>

<Name xml:lang="en">Card and Lottery</Name> </Term>

<Term termID="1.3.4^H> <Name xml •^■ lang="en">Driving</Name>

</Term> <Term termID=" 1.3.5">

<Name xml : lang="en">Role-Playing</Name> </Term> <Term termID="1.3.8">

<Name xm1:1ang="en">Simu1ation</Name> <Term termID="1.3.8.1">

<Name xml:lang="en">Construction/Management</Name>

</Term> <Term termID="1.3.8.2">

<Name xml:lang="en">Flight</Name> </Term> <Term termID="1.3.8.3">

<Name xml:lang="en">Fostrage</Name> </Term> <Term termID="1.3.8.4">

<Name xml:lang="en">Strategy</Name> </Term>

</Term> <Term termID="1.3.9">

<Name xml:lang="en">Sports/Leisure</Name> </Term> <Term termID="1.3.10">

<Name xml:lang="en">Others</Name> </Term> </Term>

<Term termID="1.4"> <Name xm1:1ang="en">Business</Name>

<Name xml:lang="en">By Affair</Name> <Term termID="1.4.1.1">

<Name xml:lang="en">Account/Finance</Name>

</Term> <Term termID="1.4.1.2">

<Name xml:lang="en">Customer Management</Name> </Term> <Term termID="1.4.1.3">

<Name xml:lang="en">Data Management</Name>

</Term> <Term termID="1.4.1.4">

<Name xml:lang="en">Inventory Management</Name>

</Term>

<Term termID="1.4.1.5"> <Name xml:lang="en">Personne1

Management</Name>

</Term>

<Name xml:lang="en">Production/Manufacture</Name>

</Term> <Term termID="1.4.1.7">

<Name xml:lang="en">Project Management</Name> </Term>

<Name xml:lang="en">Sales/Marketing</Name>

</Term> </Term>

<Name

Industry </Name> </Term>

<Term termID="1.4.3"> <Name xml:lang="en">Others</Name>

</Term> </Term> <Term termID="1.5">

<Name xml:lang="en">Professional Domain</Name> <Term termID="1.5.2"> <Name xml'lang="en">Engineering Analysis Tool</Name>

</Term>

<Term termID="1.5.4"> <Name xml:lang="en">Geographical

Utility</Name>

</Term>

<Name xml:lang="en">Mathematics/Science/Statistics Uti1ity</Name>

</Term> <Term termID="1.5.1">

<Name xml:lang="en">Social/Economical Analysis Tool</Name> </Term>

<Name xml:lang="en">Others</Name> </Term> </Term> </Term>

<Name xml:lang="en">Management</Name> <Term termID="2.1">

<Name xml:lang="en">System Management(Uti1ity)</Name>

<Name xml:lang="en">Anti-Spam Utilities</Name>

</Term> <Term termID="2.1.2">

<Name xml:lang="en">CD/DVD Burner and Add-on Utility</Name>

</Term>

<Term termID="2.1.3"> <Name xml:lang="en">Compression Utility</Name>

</Term>

<Name xml:lang="en">File/Data Recovery

System</Name>

</Term>

<Name xml:lang="en">File Transfer uti1ity</Name>

</Term>

<Name xml:lang="en">File Viewer</Name> </Term> <Term termID="2.1.7">

<Name xml:lang="en">Hardware Supporting

Tools</Name>

</Term>

<Name xml:lang="en">Icon uti1ities</Name> </Term> <Term termID="2.1.10">

<Name xml•^■lang="en">Internet Security

Solutions</Name>

</Term>

<Name xml:lang="en">Internet Software</Name> </Term> <Term termID="2.1.12">

<Name xml:lang="en">Multi-booting

Utility</Name>

</Term>

<Term termID="2.1.13"> <Name xml:lang="en">Multimedia

Utilites</Name>

</Term>

<Name xml:lang="en">Network Uti1ity

(General)</Name>

</Term>

<Name xm1:1ang="en">Printing/0utput utility</Name>

</Term>

<Name xml:lang="en">Remote Control</Name> </Term> <Term termID="2.1.17">

<Name xml:lang="en">Telnet Client

Utiltiy</Name>

</Term>

<Name xml:lang="en">Virus Protection

Software</Name>

</Term>

<Name xml:lang="en">Wireless Internet Support</Name>

</Term>

<Name xml:lang="en">Others</Name>

</Term> </Term> <Term termID="2.2">

<Name xml:lang="en">Job Management</Name>

<Name xml:1ang="en">BackUp Uti1ities</Name>

</Term> <Term termID="2.2.2">

<Name xml:lang="en">Bundle and Suite for

0A</Name>

</Term>

<Name xml:lang="en">Chart/Graphic

Utilities</Name>

</Term>

<Name xml'•1ang="en">Communication

Utility</Name>

</Term>

<Name xml.'lang="en">Diagramming/Gantt Chart Tool</Name>

</Term>

<Name xml:lang="en">Document Authoring

Tools</Name>

</Term>

<Name xml:lang="en">DTP Softwares</Name> <Definition>Electronic Publication</Definition>

</Term>

<Name xml:lang="en">EDMS Software</Name> <Definition>Document Management System</Definition>

</Term>

<Name xml:lang="en">Electronic Dictionary</Name>

</Term>

<Term termID="2.1.10"> <Name xml:lang="en">Emnulator</Name> </Term> <Term termID="2.2.11">

<Name xml:lang="en">Encryption Supporting</Name>

</Term>

<Name xml:lang="en">HTML Editor</Name> <Definition>Electronic Publication</Definition>

</Term>

<Name xml:lang="en">Image converting</Name> </Term> <Term termID="2.2.14">

<Name xml:lang="en">Map/GIS Software</Name> </Term> <Term termID="2.2.15">

<Name xml:lang="en">MathType/Equation Editor</Name>

</Term>

<Name xml:1ang="en">0CR Uti1ities</Name> <Definition>Character Recognition</Definition>

</Term>

<Name xml:lang="en">PDF Supporting Tool</Name> </Term>

<Name xml:lang="en">Presentation Softwares</Name>

</Term> <Term termID="2.2.19"> <Name xml:lang="en">Project Management

Uti1ities</Name>

</Term>

<Name xml:lang="en">Spread Sheete</Name> </Term> <Term termID="2.2.21">

<Name xml:lang="en">Translating

Utilities</Name> </Term>

<Name xm1:1ang="en">Voice/Speech Software</Name>

</Term> <Term termID="2.2.23">

<Name xml:lang="en">Web Authoring and Supporting tools</Name>

</Term>

<Term termID="2.2.24"> <Name xml:lang="en">fford Processor</Name>

</Term> <Term termID="2.2.25">

<Name xml:lang="en">Others</Name> </Term> </Term>

<Name xml:lang="en">Multimedia Management</Name> <Term termID="2.3.1">

<Name xml:lang="en">3D Uti1ities</Name> </Term>

<Name xml:lang="en">Album Authoring Tools</Name>

</Term> <Term termID="2.3.3"> <Name xml:lang="en">Animation/Motion picture authoring tool</Name>

</Term>

<Name xml:lang="en">Audio Play and Edit

Softwares</Name>

</Term>

<Name xml:lang="en">Digital Photo

Solution</Name>

</Term>

<Name xml'■lang="en">Font and Type

Software</Name>

</Term>

<Name xml:lang="en">Icon Builder</Name> </Term> <Term termID="2.3.9">

<Name xml:lang="en">Image Authoring/Editing

Tools</Name>

</Term>

<Name xml:lang="en">Multimedia Authoring Tools</Name>

</Term>

<Name xml:lang="en">Scanner/Digital Camera(Twain) Supporting</Name>

</Term> <Term termID="2.3.12">

<Name xml:lang="en">Screen Saver Editor</Name>

</Term>

<Name xml:lang="en">Web Authoring/Supporting Tool</Name>

</Term>

<Name xml:lang="en">Others</Name> </Term> </Term>

</Terra> </ClassificationScheme>

[Appendix 2] XML Metadata of Operating System Category CS <?xml version="1.0" encoding="UTF-8"?>

<!— ############################################################ —>

<!— OPERATING SYSTEM —>

<!— Definition: This is a set of terms used within Content —>

<!— Packaging to indicate what kind of operating system is proper—>

<!— to operate an application program

—> <!— ############################################################ —> <Term termID="l">

<Term termID="2"> <Name xm1•'1ang="en">Windows</Name>

<Name xml:lang="en">Windows 3.X</Name> </Term>

<Term termID="2.2"> <Name xml:lang="en">Windows 95</Name> </Term>

<Name xml:lang="en">Windows 98</Name> </Term> <Term termID="2.4">

<Name xml:lang="en">Windows Me</Name> </Term> <Term termID="2.5">

<Name xml:lang="en">Windows NT</Name> </Term>

<Name xml:lang="en">Windows 2000</Name> </Term>

</Term> <Term termID="2.8">

<Name xml:lang="en">Windows XP</Name> </Term> </Term>

<Name xml:lang="en">Linux</Name> </Term>

</Term> <Term termID="5">

<Name xm1:1ang="en">Mac</Name> <Term termID="7.1"> <Name xml:lang="en">System 6</Name> </Term> <Term termID="7.2">

<Name xm1:1ang="en">System 7</Name> </Term>

</Term> <Term termID="7.5">

<Name xml:lang="en">Mac OS X Server</Name> </Term>

</Term> <Term termID="8">

</Term> <Term termID="8.2">

<Term termID="8.6"> <Name xml:lang="en">Windows CE l.x</Name>

</Term> <Term termID="8.7">

<Name xral:lang="en">Windows CE 2.x</Name> </Term> <Term termID="8.8">

<Name xml:lang="en">Pocket PC</Name> </Term> <Term termID="8.9">

<Name xml:lang="en">Pocket PC 2002</Name> </Term>

<Name xml:lang="en">Pocket PC 2003</Name> </Term>

<Term termID="8.11"> <Name xml:lang="en">Celvic 0S</Name>

</Term> <Term termID="8.12^M>

<Name xml:lang="en">EPOC (Psion 0S)</Name> </Term> <Term termID="8.13">

<Name xm1:1ang="en">Symbian</Name> </Term> <Term termID="8.14">

<Name xml:lang="en">Windows Mobile 2003 Phone Edition</Name>

</Term> </Term> <Term termID="9">

<Name xml:lang="en">Embedded 0S</Name> <Term termID="9.1"> <Name xml:lang="en">Windows CE</Name> </Term> <Term termID="9.2">

<Name xml:lang="en">Embedded Linux </Name> </Term>

<Name xml:lang="en">Embedded Java</Name> </Term> </Term> <Term termID="10">

<Name xml:lang="en">VxWorks</Name> </Term>

</Term> <Term termID="10.6">

<Name xml:lang="en">Nucleus</Name> </Term> <Term termID="10.7">

<Name xm1:1ang="en">RT-Linux</Name>

</Term> </Term> </ClassificationScheme>

Claims

What is claimed is:

1. A method for forming a package capable of supporting application program downloading, comprising the steps of: a) generating metadata on general information of the application program including type information of the application program; b) generating metadata on detailed information of the application program including version information of the application program; c) generating metadata on usage environment of a terminal to which the application program is applied; and d) generating a package including the application program and all the above-mentioned metadata.

2. The method of package scheme as recited in claim 1, wherein metadata on general information of the application program further includes at least one information among a title, a media title, a short title, a synopsis, recommendation information, a keyword, a genre, parental guidance, a language, an actor, an award, related contents, a production date, a production location and a producer.

3. The method as recited in claim 1, wherein metadata on detailed information of the application program further includes at least one information among whether the application program is charged or free, and whether a deletion program is provided.

4. The method .as recited in claim 1, wherein metadata on usage environment of the user terminal includes at least one information among a hardware manufacturer, a hardware version, a hardware model, Central Processing Unit (CPU) performance, memory capacity, support operating system (OS) , a kind of middleware, a kind of virtual machines, other system software (SW) , storage capacity of a storing device, and a type of a terminal to which the application program is applied.

5. The method as recited in claim 1, wherein metadata on usage environment of the user terminal further includes middleware type information for data broadcasting.

6. A package capable of supporting application program downloading, comprising: a metadata description means related to general information of the application program; a metadata description means related to detailed information of the application program; and a metadata description means related to a usage environment of a terminal that the application program is applied.

7. The package as recited in claim 6, wherein the metadata on general information of the application program include at least one information among a title, a media title, a short title, a synopsis, recommendation information, a keyword, a genre, parental guidance, a language, an actor, an award, related contents, a production date, a production location, and a producer.

8. The package as recited in claim 6, wherein the metadata on detailed information of the application program include at least one information among whether the application program is charged or free and whether a deletion program is provided.

9. The package as recited in claim 6, wherein the metadata on a usage environment of a terminal that the application program is applied includes at least one information among a hardware producer, a hardware version, a hardware model, Central Processing Unit (CPU) performance, memory capacity, support operating system (OS) , a kind of middlewares, a kind of a virtual machines, other system software (SW) , storage capacity of a storing device, and a type of a terminal to which the application program is applied.

10. A method for acquiring an application program in a user terminal, comprising the steps of: a) receiving an extended package including metadata on general information, detailed information and a usage environment; and b) acquiring an application program which fits to a user terminal environment by using the extended package.

11. The method for acquiring an application program as recited in claim 10, wherein general information on the application includes at least one information among a title, a media title, a short title, a synopsis, recommendation information, a keyword, a genre, parental guidance, a language, an actor, an award, related contents, a production date, a production location, and a producer.

12. The method for acquiring an application program as recited in claim 10, wherein detailed information on the application includes at least one information among whether the application program is charged or free, and whether a deletion program is provided.

13. The method for acquiring an application program as recited in claim 10, wherein metadata on the usage environment include at least one information among a hardware producer, a hardware version, a hardware model, Central Processing Unit (CPU) performance, memory capacity, support operating system (OS) , a kind of middleware, a kind of a virtual machine, other system software (SW) , storage capacity of a storing device, and a type of a terminal to which the application program is applied.

14. The method as recited in claim 10, wherein the step b) includes the steps of: bl) extracting object information on an application program which fits to usage environment of a user terminal from the received package; and b2) acquiring a predetermined application program by using the object information.

15. The method for acquiring an application program as recited in claim 14, wherein the object information is identification information for an object.

16. The method as recited in claim 14, wherein the object information is Content Reference Identifier (GRID) defined in a TV-Anytime standard.

17. The method as recited in claim 14, wherein the position information of an object is acquired by using the object information.

18. A user terminal for acquiring an application program, comprising: an extended package receiving means for receiving an extended package with respect to an application program to be acquired; an object information extracting means for extracting object information of the application program from the received extended package; and a position information acquiring means for acquiring position information of the application program by using the object information.

19. The user terminal as recited in claim 18, wherein the object information is identification information for an object.

20. The user terminal as recited in claim 18, wherein the extended package includes at least one information among a title, a media title, a short title, a synopsis, recommendation information, a keyword, a genre, parantal guidance, a language, an actor, an award, related contents, a production date, a production location, and a producer.

21. The user terminal as recited in claim 18, wherein the extended package includes at least one information among whether the application program is charged or free, and whether a deletion program is provided.

22. A system for an application program download service, comprising: an extended package providing means for providing an extended package, which includes metadata on general information, detailed information and a usage environment, to a user terminal; and a user terminal for acquiring a predetermined application program which fits to usage environment of a user terminal and consuming and using the application program by.

23. The system as recited in claim 18, wherein the extended package providing means includes: an extended package generating means for generating the extended package by including an identifier of an object corresponding to the application program; an encoding means for encoding the extended package; and a transmitting means for transmitting the encoded package to the user terminal.

24. The system as recited in claim 18, wherein the user terminal includes: a receiving means for receiving the extended package; and a decoding means for decoding the received package, wherein the user terminal extracts an identifier of an object corresponding to an application program which fits to a usage environment of a user terminal from the decoded package, acquires and consumes the application program by using the identifier of an object.