KR101467403B1

KR101467403B1 - System and method for converting application between wire terminal and wireless based on DLNA network

Info

Publication number: KR101467403B1
Application number: KR20130152275A
Authority: KR
Inventors: 이창규
Original assignee: (주)누리인터넷
Priority date: 2013-12-09
Filing date: 2013-12-09
Publication date: 2014-12-02

Abstract

The present invention relates to DLNA-based wire / wireless terminal mutual application conversion system and application conversion method. The present invention provides a DLNA-based wired / wireless terminal mutual application conversion system including a wireless terminal, a wired terminal, and an MGW connecting the wired terminal and the wireless terminal to a DLNA network, Receiving a request for installation of the target application from the at least one application registered in the wired terminal to the wireless terminal and directly installing the target application in the wireless terminal of the target application based on compatibility of the target application with the wireless terminal The mobile terminal receives the target application data from the wired terminal and transmits the received target application data to the wireless terminal for installation. Accordingly, it is possible to install another application by purchasing a single application through transmission and installation of an application implemented in a plurality of DLNA-based terminals to another terminal, thereby providing the user with convenience.

Description

Technical Field [0001] The present invention relates to a DLNA-based application /

More particularly, the present invention relates to a DLNA (Digital Living Network Alliance) -based wired / wireless terminal mutual application conversion system and an application conversion method, and more particularly, And a DLNA-based wireless / wired end-to-end application conversion system and an application conversion method.

2. Description of the Related Art [0002] In recent years, a variety of terminals have been introduced to utilize technologies for efficiently realizing content sharing between terminals required in providing a home network service or a communication / broadcasting convergence service.

In particular, in providing a home network content sharing system for sharing content between home terminals in a DLNA-based home network environment, it is desirable to provide a home network content sharing system in order to control services in consideration of characteristics of a terminal and a communication environment, So that it can be linked with a content server on a communication network.

In such a DLNA-based home network, a DLNA-based home network can share a plurality of contents including media contents between devices by connecting devices such as a wireless terminal and a wired terminal. The content sharing service on the DLNA based home network to date has a limitation in that the content is mainly played through the delivery of the content list and the metadata.

In recent years, various applications have been popularized due to the spread of multimedia-based and mobile-capable terminals such as smart phones and tablet PCs. However, these mobile-based terminals use different operating systems Or a difference in capacity between each terminal and an application server for downloading an application are separately formed, so that users have to download and install different applications in a duplicate manner.

Therefore, in the related art, it is required to develop a technology for allowing a user to use compatible applications in heterogeneous terminals by downloading and installing a single application through a license agreement using a service server for each application on the basis of a DLNA home network .

[Related Technical Literature]

1. An information processing method and apparatus for recognizing an IEEE 1394 AV / C device connected to a DLNA network as a UPnP device (Patent Application No. 10-2006-0032191)

2. Data transmission system and transmission method in DLNA network environment (Patent Application No. 10-2007-0128215)

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and it is an object of the present invention to provide a method and system for enabling a heterogeneous terminal to be installed and executed with a single application purchase through transmission and installation of heterogeneous terminals, And a method of converting an application between the DLNA-based wired / wireless terminals.

In addition, the present invention provides a DLNA-based wire / wireless terminal mutual application conversion system and an application conversion method for allowing transmission and installation through mutual compatibility work even when the operating systems of the terminals on the DLNA network are different .

The present invention also provides a DLNA-based wired / wireless terminal mutual application conversion system for freely enabling application exchange between a terminal having a high capacity memory and a terminal having a low capacity memory due to a capacity difference between heterogeneous terminals on the DLNA network And an application conversion method.

However, the objects of the present invention are not limited to the above-mentioned objects, and other objects not mentioned can be clearly understood by those skilled in the art from the following description.

In order to achieve the above object, a DLNA-based wired / wireless terminal mutual application conversion system according to an embodiment of the present invention includes a wireless terminal, a wired terminal, and an MGW that connects the wired terminal and the wireless terminal to a DLNA network Wherein the MGW receives an installation request from the wired terminal to the wireless terminal for a target application among at least one application registered in the wired terminal, And if the target application is determined to be directly installable to the wireless terminal of the target application based on whether the target application is compatible with the wireless terminal, the target application data is received by the wired terminal and transmitted to the wireless terminal for installation do.

In accordance with another embodiment of the present invention, there is provided a DLNA-based wired / wireless mobile terminal mutual application conversion system, wherein, in order to determine that the MGW can be installed in the wireless terminal based on compatibility, (Hereinafter, referred to as wireless terminal application information) registered in the wireless terminal, wired terminal system information from the wired terminal, and application information (hereinafter, wireless terminal application information) registered in the wired terminal are received .

In the DLNA-based wired / wireless mobile terminal mutual application conversion system according to another embodiment of the present invention, the MGW may include OS information of the wireless terminal included in the wireless terminal system information, "OS information discrepancy / matching information" generated in accordance with whether or not the OS terminal information of the wired terminal is coincident, a comparison between the remaining memory capacity of the wireless terminal system information and the data capacity of the target application included in the wired terminal application information It is desirable to generate installation review data including "capacity comparison information"

The DLNA-based wired / wireless mobile terminal mutual application conversion system according to another embodiment of the present invention may further include, when it is judged that the mobile terminal of the target application by the MGW can not be installed, An application server for receiving the code information of the target application included in the target application information and storing the installation review data and the code information of the target application in a database; .

In the DLNA-based wired / wireless terminal mutual application conversion system according to another embodiment of the present invention, the application server may analyze the installation review data based on the capacity comparison information included in the installation review data If the installation is impossible due to a difference in data capacity, after analyzing the code information of the target application, a target application with reduced supplementary functions is generated through code reorganization for reducing the supplementary function in the target application, And the reduced destination application is transmitted to the wireless terminal through the MGW to be installed.

In the DLNA-based wired / wireless terminal mutual application conversion system according to another embodiment of the present invention, when the application server can not be installed due to the difference in data capacity, the application server determines that the OS information mismatch It is preferable to determine whether installation is possible depending on the OS difference between the wired terminal and the wireless terminal, based on the received information / matching information.

In the DLNA-based wired / wireless terminal mutual application conversion system according to another embodiment of the present invention, when it is determined by the application server that installation according to the OS difference is impossible, An OS conversion server for receiving a target application provision request converted into an OS corresponding to the wireless terminal; .

In the DLNA-based wired / wireless terminal mutual application conversion system according to another embodiment of the present invention, the OS conversion server analyzes the code information of the target application so that the target application is executed based on the OS of the wireless terminal The OS-based converted destination application is transmitted to the application server by performing code conversion, and the destination application converted by the application server is transmitted to the wireless terminal through the MGW to be installed .

In the DLNA-based wire / wireless terminal mutual application conversion system according to another embodiment of the present invention, the application server removes an optional function excluding the main function of the target application in reducing the supplementary function, It is desirable to reconstruct the code of the target application or perform a text-based reconstruction of the code of the target application through deletion of the image and the moving image included in the target application.

In order to achieve the above object, according to an embodiment of the present invention, there is provided a DLNA-based wired / wireless terminal mutual application conversion method in which an MGW transmits wireless terminal system information from a wireless terminal and application information registered in the wireless terminal A first step of receiving and storing the wired terminal system information from the wired terminal and the application information (hereinafter, wireless terminal application information) registered in the wired terminal, respectively; A second step of the MGW receiving an installation request from the wired terminal to the wireless terminal for a target application among the wired terminal applications included in the wired terminal application information; The MGW determines whether or not the destination application is compatible based on the wireless terminal system information, the wired terminal system information, and the destination application information included in the wired terminal application information to determine whether the destination application is compatible with the destination application A third step of determining whether direct installation is possible or not; And a fourth step of, when it is determined that the MGW can be installed in the wireless terminal of the target application, transmitting the target application data transmission request to the wired terminal and returning the target application data to the wireless terminal, ; And a control unit.

In the DLNA-based wireless / wired terminal mutual application conversion method according to another embodiment of the present invention, in the third step, the MGW transmits OS information of the wireless terminal included in the wireless terminal system information, The OS information mismatching / matching information generated in accordance with the determination whether or not the OS information of the wired terminal included in the terminal system information matches the remaining memory capacity of the wireless terminal system information and the target application included in the wired terminal application information Generating installation review data including "capacity comparison information" generated based on the determination as to whether or not the installation is possible; .

In the DLNA based wired / wireless terminal mutual application conversion method according to another embodiment of the present invention, in the fourth step, when it is determined that the MGW can not be installed in the wireless terminal of the target application, Data and the code information of the target application included in the target application information to the application server so that the installation review data and the code information of the target application are stored in the application server; .

In another aspect of the present invention, there is provided a method of converting a DLNA-based wired / wireless terminal mutual application, wherein the application server analyzes the installation review data after step (a) (B) determining whether installation is impossible based on the data capacity difference based on the capacity comparison information; If the installation can not be performed due to the difference in data capacity, the application server analyzes the code information of the target application, and generates a reduced-purpose target application through code reorganization for reducing the additional function in the target application Step (c); And (d) allowing the application server to transmit the reduced-purpose object application to the wireless terminal through the MGW so as to be installed; .

In another aspect of the present invention, there is provided a DLNA-based wireless / wired terminal mutual application conversion method, wherein in the step (c), when the application server is not capable of installing according to the difference in data capacity, (C-1) determining whether installation is impossible according to the OS difference between the wired terminal and the wireless terminal, based on the OS information mismatch / matching information included in the OS information mismatching / matching information included in the OS information mismatching / matching information. When the application server determines that installation according to the OS difference is impossible, the OS conversion server transmits code of the target application together with the code information of the target application to the OS conversion server, Transmitting (c-2); The OS conversion server performs code conversion so that the target application is executed also on the OS basis of the wireless terminal through analyzing the code information of the target application, thereby generating the OS-based converted target application and transmitting the converted target application to the application server Step (c-3); And (c-4) causing the application server to transmit the OS-based converted destination application to the wireless terminal through the MGW so as to be installed; .

In the DLNA based wired / wireless terminal mutual application conversion method according to another embodiment of the present invention, in the step (c-2), when it is determined that installation according to the OS difference is not possible, Transmitting a conversion disable message to the wired terminal through the MGW; .

In another aspect of the present invention, there is provided a DLNA-based wired / wireless terminal mutual application conversion method, wherein, in the step (c), the application server further includes an option It is desirable to reconstruct the code of the target application by removing the provided function or perform the text-based reconstruction of the code of the target application by deleting the image and the moving image included in the target application.

The DLNA based wired / wireless terminal mutual application conversion system and application conversion method according to an embodiment of the present invention can be applied to an application implemented in one DLNA based terminal by transmitting and installing to a mobile terminal, It is possible to provide an installation for a heterogeneous terminal, thereby providing an effect of expanding the convenience of the user.

In addition, according to another embodiment of the present invention, there is provided a DLNA-based wireless / terrestrial terminal application conversion system and application conversion method, in which mutually compatible operations are performed even when the operating systems of the terminals on the DLNA network are different, And installation effects.

In addition, according to another embodiment of the present invention, there is provided a DLNA-based wired / wireless terminal mutual application conversion system and application conversion method, which includes a terminal having a high capacity memory and a low capacity memory due to capacity differences between different terminals on a DLNA network It is possible to freely exchange applications between the terminals.

1 is a diagram illustrating a DLNA-based wired / wireless terminal mutual application conversion system according to an embodiment of the present invention.
FIG. 2 is a diagram illustrating a configuration of an application server in a DLNA-based wired / wireless terminal mutual application conversion system of FIG.
FIG. 3 and FIG. 4 are flowcharts illustrating a DLNA-based method for converting an application between wireless terminals according to an embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a detailed description of preferred embodiments of the present invention will be given with reference to the accompanying drawings. In the following description of the present invention, detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear.

In the present specification, when any one element 'transmits' data or signals to another element, the element can transmit the data or signal directly to the other element, and through at least one other element Quot; means that data or signals can be transmitted to other components. In the present invention, an application is generally referred to as an "application ".

1 is a diagram illustrating a DLNA-based wired / wireless terminal mutual application conversion system according to an embodiment of the present invention. 1, a DLNA-based wired / wireless terminal mutual application conversion system includes a wired terminal 10, a wireless terminal 20, a media gateway 30 (MGW), a communication network 40, (Application Server: 50) and an OS conversion server (60).

The wired terminal 10 and the wireless terminal 20 are devices connected to the MGW 30. More specifically, the wired terminal 10 can be connected to the MGW 30 by having wired communication functions such as PLC (Power Line Communication), Ethernet, and IEEE 1394, , Bluetooth, ZigBee, and UWB (Ultra WideBand), so that the MGW 30 can be connected.

The wired terminal 10 and the wireless terminal 20 are devices that respond according to a UPnP-based inter-terminal search and information transfer function provided by the MGW 30.

The wireless terminal 20 includes a PDA, a GSM phone, a W-CDMA phone, a CDMA-2000 phone, an MBS (Mobile Broad and System) phone, a PMP, But are not limited to, multimedia phones and multimedia players such as computers, smart phones, tablet PCs and digital picture frames. Although the wired terminal 10 and the wireless terminal 20 are shown as a single terminal device for the sake of convenience in the drawings, they may be configured as a plurality of terminal devices on the DLNA home network.

The MGW 30 may be compatible with various interfaces provided on the wired terminal 10 and the wireless terminal 20. For this purpose, the MGW 30 has an interface for connection with the wired terminal 10 and the wireless terminal 20, respectively. For example, when the wireless terminal 20 is a smart phone, Fidelity) interface, a Bluetooth interface when the wireless terminal 20 is a W-CDMA phone, and a connection via an Ethernet interface when the wired terminal 10 is a notebook or desktop PC.

The MGW 30 has the same IP group as the wired terminal 10 and the wireless terminal 20 and includes a private IP allocation function for an effective DLNA network configuration.

The MGW 30 receives wired terminal system information from the wired terminal 10 and application information (hereinafter referred to as wireless terminal application information) registered in the wired terminal 10 and stores the received information.

Here, the wired terminal system information includes OS (Operating System) information of the wired terminal 10 and the remaining memory capacity on the memory of the wired terminal 10 at present. The wired terminal application information includes information on the data capacity for each wired terminal application and the code information of the target application.

The MGW 30 also receives the wireless terminal system information and the application information (hereinafter referred to as wireless terminal application information) registered in the wireless terminal 20 from the wireless terminal 20 and stores the same.

Here, the wireless terminal system information includes the OS information of the wireless terminal 20 and the remaining memory capacity of the wireless terminal 20 at present. The wireless terminal application information includes information on the data capacity for each wired terminal application and the code information of the destination application.

In the following description, an example of requesting installation of a wired terminal application from the wired terminal 10 to the wireless terminal 20 via the MGW 30 will be described as an example, And can be modified into an installation request for the wireless terminal application via the MGW 30.

The MGW 30 is installed from the wired terminal 10 to the wireless terminal 20 for a target application to be equally installed in the wireless terminal 20 on the DLNA among at least one wired terminal application installed in the wired terminal 10 The wireless terminal 20 determines whether the wireless terminal 20 can be installed based on the stored wireless terminal system information, wired terminal system information, and wired terminal application information, using the target application information. Here, the compatibility is whether the target application of the wired terminal 10 can be installed without any data conversion at the time of installation to the wireless terminal 20.

To this end, the MGW 30 transmits "OS information mismatch / match information" in accordance with the matching of the OS information in the wireless terminal system information and the wired terminal system information, and the remaining memory capacity and the wire terminal application information in the wireless terminal system information Quot; capacity comparison information "that determines whether or not the application can be installed through comparison of the data capacity of the target application.

As a result, the MGW 30 determines that the OS information mismatch / mismatch information matches, the capacity of the destination application data is smaller than the remaining memory capacity of the wireless terminal 20 in the capacity comparison information, 20, it transmits the request data transmission request to the wired terminal 10, thereby returning the target application data from the wired terminal 10 to the wireless terminal 20 so as to be installed.

The communication network 40 is a high speed network of a large communication network capable of a large capacity, long distance voice and data service, and may be a next generation wired and wireless network for providing Internet or high-speed multimedia service. When the communication network 40 is a mobile communication network, it may be a synchronous mobile communication network or an asynchronous mobile communication network. As an embodiment of the asynchronous mobile communication network, a WCDMA (Wideband Code Division Multiple Access) communication network is exemplified. In this case, although not shown in the drawing, the communication network 40 may include a Radio Network Controller (RNC). Meanwhile, although the WCDMA network is exemplified, it may be a next generation communication network such as a 3G LTE network or a 4G network, or an IP network based on other IP. The communication network 40 transmits signals and data between the MGW 30, the application server 50, the OS conversion server, and other systems.

If it is determined by the MGW 30 that the target application is incompatible with the mobile terminal 20 and can not be installed directly, the application server 50 receives the installation review data and the destination application information from the MGW 30, By receiving the code information through the communication network 40, the installation review data and the code information of the destination application are stored in the database 53 (see Fig. 2).

The application server 50 determines whether or not the installation can be performed according to the data capacity difference based on the capacity comparison information included in the installation review data according to the analysis of the installation review data stored in the database 53. [

As a result of the determination, if the installation can not be performed due to the difference in data capacity, the application server 50 analyzes the code information of the destination application stored in the database 53, and then, through code re- Create a reduced-purpose application. Here, the additional function reduction is a concept including a text-based reconstruction through deletion of images and moving images, as well as functions provided as options except for the main function of a purpose application.

The application server 50 transmits the reduced target application to the MGW 30 via the communication network 40 so as to be transmitted to and installed in the wireless terminal 20 by the MGW 30. [

OS conversion server 60 determines whether or not installation according to the OS difference is impossible based on analysis of OS information discordance / agreement information among installation review data stored in database 53 by application server 50. In this case, Together with the code information of the target application, the target application providing request which is converted into the OS corresponding to the wireless terminal 20 with the target application code.

The OS conversion server 60 analyzes the code structure of the target application and analyzes the target application so that the target application registered in the wired terminal 10 can be operated on the wireless terminal 20 By performing code conversion, the OS-based destination application is generated.

After step S22, the OS conversion server 60 transmits the OS-based target application to the application server 50 via the communication network 40 (S23).

Accordingly, the application server 50 transmits the OS-based converted target application to the wireless terminal 20 through the MGW 30, thereby installing the OS-based target application in the wireless terminal 20. [

FIG. 2 is a diagram showing the configuration of the application server 50 in the DLNA-based wired / wireless terminal mutual application conversion system of FIG. Referring to FIGS. 1 and 2, a transmitter / receiver 51, a controller 52, and a database 55 are included.

The transceiver 51 transmits and receives signals and data to and from the MGW 30 and the OS conversion server 60 via the communication network 40. [

The control unit 52 includes a code analysis module 52a, a data conversion module 52b, and an OS conversion processing module 52c. In this specification, a module may mean a functional and structural combination of hardware for carrying out the technical idea of the present invention and software for driving the hardware. For example, the module may mean a logical unit of a predetermined code and a hardware resource for executing the predetermined code, and it does not necessarily mean a physically connected code or a kind of hardware. Can be easily deduced to the average expert in the field of < / RTI >

The code analysis module 52a receives the installation review data and the destination application information from the MGW 30 in response to the determination that the target application is incompatible with the wireless terminal 20 by the MGW 30 and is not directly installable, Reception section 51 so as to receive the code information of the application review data and the code of the target application in the database 53 so as to receive the code information of the target application via the communication network 40. [

Thereafter, the code analysis module 52a determines, based on the analysis of the installation review data stored in the database 53, whether or not the installation can be performed according to the data capacity difference based on the capacity comparison information included in the installation review data.

As a result of the determination, if the installation is impossible due to the difference in data capacity, the code analysis module 52a analyzes the code information of the destination application stored in the database 53. [

The data conversion module 52b generates a target application with reduced supplementary functions through code reorganization for reducing the additional function in the target application when the code information analysis of the target application of the code analysis module 52a is completed. Here, the additional function reduction is a concept including a text-based reconstruction through deletion of images and moving images, as well as functions provided as options except for the main function of a purpose application.

The data conversion module 52b controls the transmission / reception unit 51 to transmit the reduced-purpose target application to the MGW 30 via the communication network 40, so that it is transmitted to the wireless terminal 20 by the MGW 30 .

The OS conversion processing module 52c performs the OS conversion processing on the basis of the OS information mismatching / matching information included in the installation review data in accordance with the installation review data analysis stored in the database 53 It is determined whether or not the installation is impossible due to the difference.

Thereafter, when the OS conversion processing module 52c determines that installation due to the OS difference is impossible, the OS conversion server 60 transmits the code of the destination application together with the code information of the destination application to the OS corresponding to the wireless terminal 20 And transmits the converted destination application providing request. Accordingly, the OS change processing module 52c performs the OS change processing on the purpose of causing the target application registered in the wired terminal 10 to operate on the wireless terminal 20 through the code structure analysis of the target application by the OS conversion server 60 So that the OS-based target application through the code conversion of the application is generated.

Accordingly, the OS conversion processing module 52c receives the OS-converted target application through the communication network 40 and then transmits the OS-based converted target application to the wireless terminal 20, ) So that the OS-based target application is installed.

The database 55 may refer to a functional and structural combination of software and hardware that stores information corresponding to each database. The database 55 may be implemented as at least one table, and may further include a separate DBMS (Database Management System) for searching, storing, and managing information stored in the database. Also, it can be implemented in various ways such as a linked-list, a tree, and a relational database, and includes all data storage media and data structures capable of storing information corresponding to a database.

FIG. 3 and FIG. 4 are flowcharts illustrating a DLNA-based method for converting an application between wireless terminals according to an embodiment of the present invention. 1 to 3, the wireless terminal 20 transmits wireless terminal system information and application information (hereinafter referred to as wireless terminal application information) registered in the wireless terminal 20 to the MGW 30 S1) and stored in the MGW 30 (S2).

The wired terminal 10 also transmits wired terminal system information and application information registered in the wired terminal 10 to the MGW 30 to be stored in the MGW 30 in step S4.

After step S4, the wired terminal 10 transmits a request for installation to the wireless terminal 20 for the target application among the wired terminal applications to the MGW 30 (S5).

Accordingly, the MGW 30 determines whether or not the MGW 30 can be installed directly through compatibility with the wireless terminal 20 using the wireless terminal system information, the wired terminal system information, and the destination application information included in the wired terminal application information (S6 ).

On the other hand, as a result of the determination in step S6, the MGW 30 transmits the "OS information mismatch / matching information" corresponding to the OS information in the wireless terminal system information and the wired terminal system information, Quot; capacity comparison information "that determines whether or not it is installable by comparing the data capacity of the target application from the wired terminal application information.

If it is determined in step S6 that the target application can be directly installed in the wireless terminal 20, the MGW 30 transmits a target application data transmission request to the wired terminal 10 (S7).

Accordingly, the wired terminal 10 transmits the target application data to the MGW 30 (S8).

After step S8, the MGW 30 transmits the destination application data received from the wired terminal 10 to the wireless terminal 20 (S9).

On the other hand, if it is determined in step S6 that the target application can not be directly installed in the wireless terminal 20, the MGW 30 transmits the installation review data and the destination application information generated in step S6, In step S11, the code review information and the code information of the target application are stored in the database 53 of the application server 50 by transmitting the code information of the application server 50 to the application server 50 via the communication network 40 (S10).

After step S11, the application server 50, in step S11, analyzes the installation review data stored in the database 53 and stores the data capacity of the destination application included in the installation review data and the remaining capacity of the wireless terminal 20 It is determined whether the installation is impossible using the comparison of the data capacity difference of the memory capacity (S12).

As a result of the determination in step S12, if the installation can not be performed due to the difference in data capacity, the application server 50 analyzes the code information of the destination application stored in the database 53 in step S11 (S13).

After step S13, the application server 50 creates a target application with reduced supplementary functions through code reconfiguration for reducing the additional function in the target application according to the code information analysis of the target application in step S13 (S14) .

Here, the additional function reduction is a concept including not only function reduction provided as an option except for the main function of the purpose application, but also text-based reconstruction through deletion of images and moving images.

After step S14, the application server 50 transmits the destination application with reduced supplementary functions to the MGW 30 via the communication network 40 (S15) and transmits the destination application to the MG 20 via the MGW 30 (S16).

On the other hand, if it is determined in the step S12 that installation can not be performed in accordance with the data capacity difference based on the capacity comparison information included in the installation review data as a result of the analysis based on the analysis of the installation review data stored in the database 53, This will be described in detail with reference to FIG.

4, the application server 50, in accordance with the analysis of the installation review data stored in the database 53 in step S11 of FIG. 3, determines, based on the OS information mismatch / It is determined whether installation is impossible based on the OS difference between the wireless terminal 10 and the wireless terminal 20 (S20).

When it is determined that installation according to the OS difference according to the step S20 is impossible, the application server 50 transmits the code of the target application to the OS conversion server 60 together with the code of the destination application, The OS-converted destination application providing request is transmitted (S21).

After step S21, the OS conversion server 60 analyzes the code structure of the target application to determine whether the target application registered in the wired terminal 10 is operating on the wireless terminal 20 The OS-based target application is created by performing code conversion on the target application to be executed in step S22.

Accordingly, the application server 50 transmits the OS-based converted target application to the wireless terminal 20 through the MGW 30, thereby installing the OS-based target application in the wireless terminal 20 S24).

If it is determined in step S20 that installation according to the OS difference is not possible, the application server 50 transmits a conversion disable message to the wired terminal 10 via the MGW 30 (S26, S27).

The present invention can also be embodied as computer-readable codes on a computer-readable recording medium. A computer-readable recording medium includes all kinds of recording apparatuses in which data that can be read by a computer system is stored.

Examples of the computer-readable recording medium include a ROM, a RAM, a CD-ROM, a magnetic tape, a floppy disk, an optical data storage device and the like, and also implemented in the form of a carrier wave (for example, transmission over the Internet) .

The computer readable recording medium may also be distributed over a networked computer system so that computer readable code can be stored and executed in a distributed manner. And functional programs, codes, and code segments for implementing the present invention can be easily inferred by programmers skilled in the art to which the present invention pertains.

As described above, preferred embodiments of the present invention have been disclosed in the present specification and drawings, and although specific terms have been used, they have been used only in a general sense to easily describe the technical contents of the present invention and to facilitate understanding of the invention , And are not intended to limit the scope of the present invention. It is to be understood by those skilled in the art that other modifications based on the technical idea of the present invention are possible in addition to the embodiments disclosed herein.

10: Wired terminal
20: wireless terminal
30: MGW
40: Network
50: Application Server
51: Transmitting /
52:
52a: Code analysis module
52b: Data conversion module
52c: OS conversion processing module
55: Database
60: OS conversion server

Claims

A DLNA-based wired / wireless terminal mutual application conversion system including a wireless terminal, a wired terminal, and an MGW connecting the wired terminal and the wireless terminal to a DLNA network,
Wherein the MGW receives an installation request from the wired terminal to the wireless terminal for a target application among at least one application registered in the wired terminal and determines whether the destination application is compatible with the wireless terminal based on whether the target application is compatible with the wireless terminal The method comprising the steps of: receiving target application data from the wired terminal and transmitting the received target application data to the wireless terminal when it is determined that the application can be directly installed in the wireless terminal; (Hereinafter, referred to as wireless terminal application information) registered in the wireless terminal, wireless terminal system information from the wireless terminal, and wired terminal system information from the wired terminal and application information registered in the wired terminal Terminal application information) included in the wireless terminal system information, and transmits O S information, and "OS information mismatch / match information" generated according to whether or not the OS information of the wired terminal included in the wired terminal system information coincides with each other, the remaining memory capacity of the wireless terminal system information and the wired terminal application information Quot; capacity comparison information "generated in accordance with the determination as to whether or not the application can be installed, by comparing the data capacity of the target application included in the installation-
And receiving, from the MGW, the installation review data and the code information of the destination application included in the destination application information when the MGW determines that the destination application can not be installed in the wireless terminal of the destination application, An application server for storing the code information of the application in a database; Further comprising:
Wherein the application server analyzes code information of the target application and analyzes the code information of the target application based on analysis of the installation review data based on the capacity comparison information included in the installation review data, After the destination application generates a reduced-purpose destination application through code reconfiguration for reducing the supplementary function, the reduced-purpose destination application is transmitted to the wireless terminal through the MGW so as to be installed DLNA - based application / conversion system between mobile terminals.

delete

The method according to claim 1,
It is determined whether or not the installation is impossible in accordance with the OS difference between the wired terminal and the wireless terminal based on the OS information mismatching / matching information included in the installation review data, Based DLNA-based wired / wireless terminal mutual application conversion system.

The method of claim 6,
And when the application server determines that installation according to the OS difference is impossible, the mobile terminal transmits the code of the target application together with the code information of the target application to an OS conversion that receives the destination application providing request converted into the OS corresponding to the wireless terminal server; Further comprising: a DLNA-based wired / wireless terminal mutual application conversion system.

The system according to claim 7,
The target application is code-converted to be executed also on the OS basis of the wireless terminal through the analysis of the code information of the target application, and then the OS-based converted target application is generated and transmitted to the application server, And the destination application converted by the OS is transferred to the wireless terminal through the MGW to be installed in the DLNA-based wired / wireless terminal mutual application conversion system.

The method according to claim 1,
The function of the target application is removed by removing the function provided as an option excluding the main function of the target application in the reduction of the additional function or the code of the target application through deletion of the image and the moving image included in the target application Based on the DLNA-based interactive application conversion system.

MGW transmits wireless terminal system information and application information (hereinafter, wireless terminal application information) registered from the wireless terminal to the wired terminal system information from the wired terminal and the application information registered in the wired terminal And receiving and storing the wireless terminal application information);
A second step of the MGW receiving an installation request from the wired terminal to the wireless terminal for a target application among the wired terminal applications included in the wired terminal application information;
The MGW determines whether or not the destination application is compatible based on the wireless terminal system information, the wired terminal system information, and the destination application information included in the wired terminal application information to determine whether the destination application is compatible with the destination application A third step of determining whether direct installation is possible or not; And
A fourth step of, when the MGW determines that the target application can be installed in the target application, the MGW transmits a target application data transmission request to the wired terminal, and returns the target application data to the wireless terminal for installation; Lt; / RTI >
The third step is a step of determining whether or not the MGW has received the OS information of the wireless terminal included in the wireless terminal system information and the OS information of the wired terminal included in the wired terminal system information, Quot; information mismatch / matching information ", and "capacity comparison information" generated according to determination as to whether or not the wireless terminal system information can be installed through comparison of the remaining memory capacity among the wireless terminal system information and the data capacity of the target application included in the wired terminal application information Generating installation review data; Further comprising:
The fourth step may include transmitting the installation review data and the code information of the target application included in the destination application information to the application server when the MGW determines that the MGW can not be installed in the wireless terminal of the destination application, (A) storing the installation review data and the code information of the destination application in the application server;
(B) determining, by the application server, whether or not installation is possible in accordance with a difference in data capacity based on the capacity comparison information included in the installation review data, in accordance with the analysis of the installation review data;
If the installation can not be performed due to the difference in data capacity, the application server analyzes the code information of the target application, and generates a reduced-purpose target application through code reorganization for reducing the additional function in the target application Step (c); And
(D) causing the application server to transmit the destination application with reduced supplementary functions to the wireless terminal through the MGW; And a DLNA-based interworking / wireless terminal mutual application conversion method.

delete

11. The method of claim 10, wherein step (c)
Wherein if the application server is not capable of installing according to the difference in data capacity, the application server determines whether or not the installation can be performed according to the OS difference between the wired terminal and the wireless terminal based on the OS information mismatch / (C-1);
When the application server determines that installation according to the OS difference is impossible, the OS conversion server transmits code of the target application together with the code information of the target application to the OS conversion server, Transmitting (c-2);
The OS conversion server performs code conversion so that the target application is executed also on the OS basis of the wireless terminal through analyzing the code information of the target application, thereby generating the OS-based converted target application and transmitting the converted target application to the application server Step (c-3); And
(C-4) causing the application server to transmit the OS-converted destination application to the wireless terminal through the MGW so as to be installed; Further comprising the steps of: (a) receiving a DLNA-based DL /

15. The method of claim 14, wherein the step (c-2)
When the application server determines that installation according to the OS difference is not possible, the application server transmits a conversion disable message to the wired terminal through the MGW; Further comprising the steps of: (a) receiving a DLNA-based DL /

12. The method of claim 10, wherein step (c)
Wherein the application server is configured to reconstruct a code of the target application by removing an option provided as an option excluding the main function of the target application in reducing the additional function, And a text-based re-configuration of the code of the target application is performed.