KR20120064882A - Computing sharing system and method for media renderer based on upnp network - Google Patents

Abstract

PURPOSE: A computing sharing system and a method for media renderer based on UPnP network is provided to conduct files by connecting necessary computing without temporal or spatial limit even in an embedded terminal with insufficient computing performance. CONSTITUTION: A computing sharing system and a method for media renderer based on UPnP network comprises: a media renderer information receiver(120) receiving information about properties of files executable in a media renderer; an encoding unit(130) receiving files from a file storage server, encding the received files based on the received information about properties, and providing the encoded file to the media renderer; an editing screen providing unit(150) providing the processed picture of the encoded file to a control pointer.

Description

COMPUTER SHARING SYSTEM AND METHOD FOR MEDIA RENDERER BASED ON UPNP NETWORK}

The present invention relates to a computing sharing system and method based on a Universal Plug and Play (UPnP) network for a media renderer, and more particularly, to a media renderer device by sharing computing resources of a plurality of digital network devices. The present invention relates to a computing sharing system and method for efficiently providing computing results.

Universal Plug and Play (UPnP) is a set of network protocols for providing easy and convenient communication methods between devices and services distributed in various places such as information appliances, wireless communication devices, and PC-related equipment. UPnP-enabled terminals can easily connect to the network at any time, informing themselves of other terminals on the UPnP network and communicating or controlling them, and can be easily removed from the UPnP network when the device is no longer used. .

Recently, a number of products using UPnP technology have been increasing in digital devices as well as mobile terminals. In particular, network-enabled audio / video devices and computers certified by the DLNA (Digital Living Network Alliance), which essentially define the interoperation standard by adopting the UPnP-AV (Audio-Video) standard, are widely deployed and rapidly spread. It is becoming. However, there is no standard for interworking computing in a standard that defines interworking between UPnP-based network devices.

For reference, computing means performing various functions of a computer. For example, computing means performing computational operations such as formula calculation, executing executable files, playing movie media files, displaying and editing documents such as HTML files, and the like. Say what to do in

All UPnP devices follow the protocol stack and device specifications defined by the UPnP Forum. These standards include UPnP-AV for interlocking audio / video / images, UPnP-HA for interlocking home automation, and interworking on remote networks. UPnP-RA and the like. This interworking standard defines the procedure of automatically receiving a network address as defined in the UPnP device structure, discovery of device discovery, description of device functions and services, and control of the device. For this purpose, the standardized procedures are for the control, the eventing to provide status information of devices and services, and the presentation of devices and services.

However, since the method for the interworking procedure of the computing device is not defined in the interoperation standard, it is not easy to automatically discover and interlock computing resources. In addition, in the case of a file sharing program such as P2P, only a shared computer directory is searched for to transfer a file, which is mainly used only for file sharing between computers. In addition, in the case of cloud computing, a computing service is provided to perform computing in a server and client structure using network computing between terminals equipped with a thin client function, but the file to be executed is a computing server or a client. If it exists elsewhere, it is difficult to access and execute the file.

Furthermore, when the media renderer is applied to the computing sharing system, the media renderer cannot perform file sharing efficiently because it is difficult to execute the file by performing a complicated operation, and the file is not easy to edit even when the file is shared. There was.

Therefore, UPnP devices can be used to efficiently search for executable files, find executable computing servers, perform calculations, and process and provide the results of the calculations to suit the media renderer. There is a need for a computing sharing technology that can edit.

Some embodiments of the present invention, by using a UPnP device to the various elements necessary for computing to search for files to be executed regardless of the location, run them on a desired computer, and process the results to meet the specifications of the desired embedded terminal to provide And a general purpose plug and play network based computing sharing system and method for a media renderer.

In addition, one embodiment of the present invention is a general-purpose plug and play network-based computing sharing for a media renderer that can modify a file to be provided to a renderer device in real time at a control point, thereby allowing the computing to be shared among various renderer devices. Provides a system and method.

In addition, an embodiment of the present invention is a general-purpose plug-and-play network-based for media renderer that can encode an image file of a still image in a computing shared server, and efficiently process the encoded image file and provide it to the renderer device. Provides a computing sharing system and method.

As a technical means for achieving the above-described technical problem, a first aspect of the present invention, the media renderer information receiving unit for receiving information on the attributes of the executable file in the media renderer; An encoding unit for receiving a file from a file storage server, encoding the received file based on the received attribute information, and providing the encoded file to the media renderer; And an editing screen providing unit for providing an execution screen of the encoded file to the control pointer, wherein the encoding unit edits the encoded file based on an editing command from the control pointer provided with the editing screen. And providing the edited file to the media renderer, a control pointer on a universal plug and play network, a file storage server, and a computing share server that provides computing sharing to the media renderer.

In addition, the second aspect of the present invention, a shared connection setting unit for mapping a file storage server, a computing shared server and a media renderer; A file execution request unit requesting the computing sharing server to encode and store the file stored in the file storage server to the media renderer; And a file editing request unit which receives an execution screen of a file encoded in response to the request from the computing sharing server, and requests the computing sharing server to edit the encoded file based on the received execution screen. Can provide a control pointer that controls computing sharing between a file storage server, a computing shared server and a media renderer on a general purpose plug and play network.

In addition, a third aspect of the invention, the step of receiving the attribute information of the file executable in the media renderer; Encoding a file received from a file storage server based on the received attribute information so as to be executable in the media renderer; Providing the encoded file to the media renderer; Providing an execution screen of the encoded file to a control pointer; Receiving an editing command generated based on the execution screen from the control pointer; Editing the encoded file based on the received edit command; And providing the edited file to the media renderer, wherein the file storage server, the computing shared server and the media renderer are mapped to each other by the control pointer. Play network-based computing sharing method can be provided.

According to the problem solving means of the present invention described above, even a high-performance computing device or a large file even in an embedded terminal that lacks computing power, such as a home network terminal such as a video telephone terminal, an electronic picture frame, DLNA TV, connected TV, or a mobile communication terminal By sharing a server autonomously, a file can be executed by interlocking necessary computing without time and place restriction, and the execution result can be displayed on a predetermined display device.

In addition, according to the above-described problem solving means of the present invention, by modifying the file to be provided to the renderer device in real time in a control point so that the image file is properly displayed on the screen of the renderer device to share the computing in various renderer devices Can be.

In addition, according to one of the other problem solving means of the present invention, it is possible to encode the image file of the still image in the computing sharing server, and to effectively process the encoded image file to provide to the renderer device.

1 is a general schematic diagram of a general purpose plug and play network based computing sharing system for a media renderer, in accordance with an embodiment of the present invention.
2 is a diagram illustrating the overall operation of a general-purpose plug and play network-based computing sharing system for a media renderer according to an embodiment of the present invention.
3 is a detailed block diagram of the control pointer 400 according to an embodiment of the present invention.
4 is a detailed configuration diagram of the computing sharing server 100 according to an embodiment of the present invention.
5 is a detailed flowchart of a computing sharing method based on a universal plug and play network for a media renderer according to an embodiment of the present invention.

DETAILED DESCRIPTION Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In the drawings, parts irrelevant to the description are omitted in order to clearly describe the present invention, and like reference numerals designate like parts throughout the specification.

Throughout the specification, when a part is referred to as being "connected" to another part, it includes not only "directly connected" but also "electrically connected" with another part in between . In addition, when a part is said to "include" a certain component, which means that it may further include other components, except to exclude other components unless otherwise stated.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

1 is a general schematic diagram of a general purpose plug and play network based computing sharing system for a media renderer, in accordance with an embodiment of the present invention.

As shown in FIG. 1, in a general-purpose plug-and-play network-based computing sharing system for a media renderer, various computing elements may be shared with each other using a plurality of UPnP devices connected to a home UPnP network. The shareable computing element may be a file or directory provided by the computer 100 or the network storage device 200, a computing module of the computer 100, a display module of the media renderer 300, a control pointer module of the smartphone 400, or the like. It may include.

In addition, in a computing sharing system, files or directories stored in the computer 100 or the network storage device 200 may be modularized to be shared by each device in the system. In addition, the modular files or directories are freely browsed by the smartphone 400 on the UPnP network, and the retrieved files can be encoded by the computer 100 and instructed by the smartphone 400 to run on other UPnP devices. have.

In addition, in the computing sharing system, the media renderer 300, the monitor of the computer 100, or the display device of the smartphone 400 may be modularized, and the computation processing device of the computer 100 may be modularized to perform mathematical calculations or Excel sheets. May be performed and the result may be displayed through the display module.

In particular, in a general-purpose plug-and-play network-based computing sharing system according to an embodiment of the present invention, a user may edit a file provided to the media renderer 300 using a smart phone 400 in real time, and may use a computer. In operation 100, the file to be provided to the media renderer 300 may be encoded into an image file and further edited in real time based on a command of the smart phone 400, and may be effectively provided to the media renderer 300.

On the other hand, the user may use the same service by connecting to the home UPnP network using the smart phone 400-1 of the remote place. In this case, the remote smartphone 400-1 may be connected to the home network through the home gateway 500 corresponding to the entrance of the home network.

The computer 100 illustrated in FIG. 1 may correspond to a computing sharing server to be described later, the network storage device 200 may correspond to a file storage server to be described later, and the smartphone 400 may correspond to a control pointer to be described later. .

Hereinafter, the overall operation of a general-purpose plug and play network-based computing sharing system for a media renderer according to an embodiment of the present invention will be described with reference to FIG. 2.

2 is a diagram illustrating the overall operation of a general-purpose plug and play network-based computing sharing system for a media renderer according to an embodiment of the present invention.

As shown in FIG. 2, a computing plug-and-play system based on a general-purpose plug and play network according to an embodiment of the present invention may include a computing sharing server 100, a file storage server 200, a media renderer 300, and a control pointer ( 400).

The computing sharing server 100 is a device having excellent computing ability, such as a PC, and receives a file selected by the file storage server 200 based on a control command of the control pointer 400 and executes the transmitted file. The result is encoded in a form that the media renderer 300 can decode and provided to the media renderer 300.

The computing sharing server 100 may provide the media renderer 300 by encoding the selected file into an image file of a still image, and provide the control pointer 400 with an edit screen for editing a file and an execution screen of the encoded file. can do.

The file storage server 200 may store various media files as a storage device of a computer or an independent file storage device, and may allow the control pointer 400 to search the stored file or directory. The file storage server 200 may be configured on the computing sharing server 100 or may be configured as a separate device.

The media renderer 300 receives the result of the execution in the computing sharing server 100, decodes the displayed result. In detail, the media renderer 300 may decode the file provided from the computing sharing server 100 and render the file in a predetermined format for display. The result of the file executed above includes, for example, at least one of a result of executing an executable file, a picture file, a video file, an HTML document or an Excel document.

The control pointer 400 controls various devices in the computing sharing system. The control pointer 400 may search for various shared devices in the computing sharing system to obtain a function and an address of each device, determine a property of a file to be executed, a computing sharing server 100 to execute the file, and an execution result. The media renderer 300 to display may be selected and controlled. Command exchange and message transmission between the control pointer 400 and other UPnP devices in the computing sharing system may use the scheme provided by the standard UPnP protocol.

In addition, the control pointer 400 may edit a file provided to the media renderer 300 in real time. The control pointer 400 may receive information about a screen played on the media renderer 300 from the media renderer 300 or the computing sharing server 100, and provide the information to the media renderer 300 based on the received information. File can be edited. In this case, the control pointer 400 may receive an editing screen for editing a file from the computing sharing server 100 and transmit various commands for editing a file to the computing sharing server 100 using the provided editing screen. .

The control pointer 400 may be configured to be included in the computing sharing server 100 or the media renderer 300, but is not limited thereto and may be configured as a separate device.

In FIG. 2, the computing sharing server 100, the file storage server 200, the media renderer 300, and the control pointer 400 are singular in the computing sharing system, but the present invention is not limited thereto. At least one of the 100, the file storage server 200, the media renderer 300, and the control pointer 400 may be a plurality. In addition, when the computing sharing server 100, the file storage server 200, the media renderer 300, or the control pointer 400 are plural, devices capable of computing sharing with each other may be mapped to each other by the control pointer 400. Can be.

Hereinafter, a detailed configuration of the control pointer 400 according to an embodiment of the present invention will be described with reference to FIG. 3.

3 is a detailed block diagram of the control pointer 400 according to an embodiment of the present invention.

As shown in FIG. 3, the control pointer 400 according to an embodiment of the present invention includes a shared connection setting unit 410, a file execution request unit 420, a file editing request unit 430, and a controller 440. ) And a transceiver 450.

The shared connection setting unit 410 establishes a connection between each device in the computing sharing system. The sharing connection setting unit 410 may establish a connection between each device based on information about each device in the computing sharing system. The sharing connection setting unit 410 may receive information for computing sharing from each device in the computing sharing system, map the interconnectable devices to each other based on the received information, and share the information on the mapping with the computing sharing server ( 100).

In detail, the sharing connection setting unit 410 may search for a peripheral device for computing sharing and receive file attribute information for computing sharing from the found device. The sharing connection setting unit 410 receives information about a location and an attribute of a file to be shared from the file storage server 200, receives information about an attribute of an encoding file from the computing sharing server 100, and a media renderer. Information about an attribute of an executable file may be received from 300. In addition, the sharing connection setting unit 410 maps the computing sharing server 100 and the media renderer 300 capable of sharing and executing a specific file based on the file attribute information received from each device, and for computing sharing Such connection information may be provided to the computing sharing server 100.

The file execution request unit 420 requests the computing share server 100 to execute the file stored in the file storage server 200 and provide the file to the media renderer 300.

The file execution request unit 420 may request the file storage server 200 to provide a specific file to the computing sharing server 100. The file execution request unit 420 may provide the file storage server 200 with attribute information about a file that may be encoded by the computing sharing server 100, and may transmit the file matching the attribute in the file sharing server 200 to the computing share server 100. ) Can be provided.

In addition, the file execution request unit 420 may request the file storage server 200 to encode and provide the file to the media renderer 300. The file execution request unit 420 provides the computing sharing server 100 with attribute information about a file executable in the media renderer 300 so that the computing sharing server 100 encodes the file in a format suitable for the media renderer 300. You can do that.

The file editing request unit 430 requests editing of a file to be provided from the computing sharing server 100 to the media renderer 300. The file editing request unit 430 may receive information about the display screen of the file being executed in the media renderer 300 from the computing sharing server 100 or the media renderer 300, and based on the received display screen information. For example, the media renderer 300 may request an editing from the computing sharing server 100 so that the file can be executed properly.

The file editing request unit 430 may open an out-of-band channel using a remote framebuffer (RFB) protocol and receive an execution screen of an encoded file from the computing sharing server 100 in a streaming manner. Based on the executed execution screen, the computing sharing server 100 may request editing of a file in real time.

Specifically, the file editing request unit 430 forms a session with the computing sharing server 100 using the RFB protocol, decodes the graphic data of the execution screen received from the computing sharing server 100 through the formed session, and decodes the The result may be displayed on the screen of the control pointer 400, and the computing sharing server 100 may be requested to edit the file in real time based on a user input based on the displayed screen.

In addition, the file editing request unit 430 may receive a user interface (UI) for editing a file from the computing sharing server 100, and enlarges an image provided to the media renderer 300 through the received editing UI, You can request editing such as reduction or rotation.

The control unit 440 maps devices for computing sharing to each other, and the shared connection setting unit 410 and the file execution request so that a specific file can be efficiently encoded and edited and displayed on the media renderer 300. The controller 420 controls the file editing request unit 430 and the transceiver 450 to be described later.

The transceiver 450 transmits and receives various types of information for computing sharing with the computing sharing server 100, the file storage server 200, and the media renderer 300.

Accordingly, the control pointer 400 according to an embodiment of the present invention can effectively combine various devices to form a computing sharing system. Furthermore, a user who uses the control pointer 400 can use the media renderer 300. While directly checking the displayed image screen, it is possible to edit the corresponding file in real time to be displayed properly in the media renderer 300.

Hereinafter, a detailed configuration of the computing sharing server 100 according to an embodiment of the present invention will be described with reference to FIG. 4.

4 is a detailed configuration diagram of the computing sharing server 100 according to an embodiment of the present invention.

As shown in FIG. 4, the computing sharing server 100 according to an exemplary embodiment of the present invention may include a computing sharing connection unit 110, a media renderer information receiving unit 120, an encoding unit 130, and an execution screen providing unit ( 140, an edit screen providing unit 150, a control unit 160, and a transceiver 170.

The computing sharing connection unit 110 connects the computing sharing server 100 and each device in the computing sharing system. The computing shared connection unit 110 receives information about the shared connection from the control pointer 400 and performs and manages the connection with the file storage server 200 and the media renderer 300 based on the received shared connection information. Can be. The computing sharing connector 110 may receive mapping information about devices capable of mutual computing sharing from the control pointer 400.

The media renderer information receiver 120 receives information about attributes of a file executable in the media renderer 300. The media renderer information receiving unit 120 may receive information on a property of a file executable in the media renderer 300 from the control pointer 400 or the media renderer 300.

The encoding unit 130 encodes the file received from the file storage server 200 into an executable format in the media renderer 300. The encoder 130 may encode the file received from the file storage server 200 in a format and size that the media renderer 300 can decode.

In addition, the encoding unit 130 may provide the encoded file to the media renderer 300 through a web page. The encoding unit 130 may encode the file received from the file storage server 200 in the form of a still image (image) file, and store the encoded image file as a temporary list of the web server.

In addition, the encoding unit 130 may receive an edit request for the encoded file from the control pointer 400 and may modify the encoded file in real time based on the received request.

The encoding unit 130 may be implemented by, for example, a socket interface, and may perform file encoding and editing based on the following control command. In addition, the following control commands may be exchanged with each other between the devices of the computing sharing system.

-Connect: (Request)-Connect with RFB Server

-Disconnect: (Request)-Disconnect from RFB Server

-SetAutoRefresh: (Request)-Set the automatic update time to generate a temporary file by periodically encoding the file execution screen in the encoding unit 130

-SetZoom: (Request)-Sets the zoom processing option

-SetRotate: (Request)-Sets the image rotation processing option

-Refresh: (Request)-Update the current screen

-Notify: (Event)-Called when a new image is saved or an error occurs during encoding.

The execution screen providing unit 140 provides the control pointer 400 with a screen on which the encoded file is executed. The execution screen providing unit 140 may open the channel in the out-of-band through the RFB (Remote Framebuffer) protocol and provide the execution pointer of the screen encoded in the streaming method to the control pointer 400 in real time. The control pointer 400 may check the screen executed by the media renderer 300.

The edit screen providing unit 150 provides an edit screen to the control pointer 400 to edit a file executed in the media renderer 300. The edit screen providing unit 150 may provide an editing UI to the control pointer 400, and the control pointer 400 enlarges, reduces or rotates the file being displayed in the media renderer 300 using the provided UI. Edit as much as possible.

The controller 160 connects the computing sharing server 100 to devices for computing sharing and encodes and edits a specific file, such as the computing sharing connector 110, the media renderer information receiving unit 120, and the encoding unit 130. The execution screen providing unit 140, the edit screen providing unit 150, and the transmission / reception unit 170 to be described later are controlled.

The transceiver 170 transmits and receives various information necessary for computing sharing with the file storage server 200, the media renderer 300, and the control pointer 400.

Hereinafter, a detailed flow of a general-purpose plug-and-play network-based computing sharing method for a media renderer according to an embodiment of the present invention will be described with reference to FIG. 5.

5 is a detailed flowchart of a computing sharing method based on a universal plug and play network for a media renderer according to an embodiment of the present invention.

Step S500 is a step in which the control pointer 400 receives device information from each device in the computing sharing system. In operation S500, the control pointer 400 may search for a peripheral device for computing sharing and receive file attribute information for computing sharing from the found device. The control pointer 400 receives information about a location and an attribute of a file to be shared from the file storage server 200, receives information about an attribute of an encoding file from the computing sharing server 100, and provides a media renderer 300. You can receive information about the attributes of executable files.

In operation S500, the control pointer 400 may search for the computing sharing device, the DLNA / UPnP-AV renderer device, and browse the retrieved device information.

In operation S502, the control pointer 400 maps devices that are capable of computing sharing with each other in the computing sharing system. In operation S502, the control pointer 400 may map each device in the computing sharing system that may share and execute a specific file based on the file attribute information received from each device.

In operation S502, the control pointer 400 may map devices capable of encoding or decoding a specific file to each other based on the file attribute information, and the data between the mapped computing sharing server 100 and the media renderer 300. Protocols defined in the DLNA / UPnP-AV standard can be prepared for transmission.

In step S504, the control pointer 400 requests the computing sharing server 100 to execute a specific file. In operation S504, the control pointer 400 may request the file storage server 200 to encode and provide the specific file to the media renderer 300. The control pointer 400 provides the computing sharing server 100 with attribute information about a file executable in the media renderer 300 so that the computing sharing server 100 can encode the file in a format suitable for the media renderer 300. Can be.

In operation S506, the computing sharing server 100 receives a specific file from the file storage server 200. In operation S506, the computing sharing server 100 may provide attribute information about an encoding file to the file storage server 200 and may receive an encoding file from the file storage server 200. In operation S506, the computing sharing server 100 receives a file location (URL) of a specific file from the control pointer 400 and uses the GET message of the HTTP protocol to the file storage server 200 based on the received file location. You can request the file.

In operation S508, the computing sharing server 100 encodes a file in a format executable in the media renderer 300. In operation S508, the computing sharing server 100 may receive information about an attribute of a file executable in the media renderer 300 from the control pointer 400 or the media renderer 300, and store the file based on the received information. The file received from the server 200 may be encoded in a format and size that the media renderer 300 can decode. In operation S508, the computing sharing server 100 may encode a file received from the file storage server 200 in the form of a still image (image) file, and store the encoded image file as a temporary list of a web server. have. In addition, the computing sharing server 100 may divide and store the encoded image file into a plurality of picture files in a form defined in a temporary list of the web server.

In operation S510, the computing sharing server 100 provides the encoded file to the media renderer 300. In operation S510, the computing sharing server 100 may provide the encoded file to the media renderer 300 through a web page, but is not limited thereto.

In operation S510, the computing sharing server 100 may inform the control pointer 400 of the URL location of the encoded and temporarily stored image file, for example, and the control point 400 immediately sets the protocol protocol of UPnP-AV or DLNA. In accordance with the present invention, the media renderer 300 may provide the received URL location, thereby allowing the media renderer 300 to receive the encoded file from the computing sharing server 100.

In operation S512, the computing sharing server 100 provides the control pointer 400 with an execution screen of the encoded file. In operation S512, the computing sharing server 100 may open a channel in an out-of-band through a remote framebuffer (RFB) protocol and provide the execution pointer of the screen encoded in a streaming manner to the control pointer 400 in real time. Through this, the control pointer 400 can check the screen executed in the media renderer 300.

In operation S514, the computing sharing server 100 provides the control pointer 400 with an editing UI for editing the execution screen. In operation S514, the computing sharing server 100 may provide the control pointer 400 with a UI for editing in various formats.

In operation S516, the control pointer 400 requests the computing sharing server 100 to edit the encoded file. In operation S516, the control pointer 400 may request editing such as enlargement, reduction, or rotation of an image provided to the media renderer 300 through the received editing UI.

Step S518 is a step in which the computing sharing server 100 edits the encoded file. In operation S518, the computing sharing server 100 may enlarge, reduce, or rotate the encoded file based on the editing command received from the control pointer 400.

For example, when the computing sharing server 100 receives an enlargement command from the control pointer 400, the computing sharing server 100 enlarges the execution result of the file, stores the graphic data, encodes the stored graphic data, and encodes the web. It may be temporarily stored in the server, and then the media renderer 300 may be updated by the control pointer 400. For example, when the computing sharing server 100 receives a rotation command from the control pointer 400, the graphic data is rotated and encoded at the requested angle, and then the image of the media renderer 300 is processed in the same process. You can try to renew it.

In operation S520, the computing sharing server 100 provides the edited file to the media renderer 300. In operation S520, the computing sharing server 100 updates the temporary file of the execution result in order to transmit the edited result to the media renderer 300, and then provides the control pointer 400 with the location and attribute information of the temporary file. The control pointer 400 may again designate the address of the temporary file to the media renderer 300 using the DLNA / UPnP AV protocol. Therefore, the media renderer 300 may request the provisioning of the temporary file from the computing sharing server 100 based on the address of the designated temporary file, and receive the edited image and render it on the screen. In addition, in operation S520, the computing sharing server 100 may periodically provide the edited screen to the media renderer 300. In this case, a temporary file is periodically set by setting a temporary file request period to the control point 400. Can be transmitted.

One embodiment of the present invention may also be embodied in the form of a recording medium including instructions executable by a computer, such as program modules, being executed by a computer. Computer readable media can be any available media that can be accessed by a computer and includes both volatile and nonvolatile media, removable and non-removable media. In addition, the computer-readable medium may include both computer storage media and communication media. Computer storage media includes both volatile and nonvolatile, removable and non-removable media implemented in any method or technology for storage of information such as computer readable instructions, data structures, program modules or other data. Communication media typically includes computer readable instructions, data structures, program modules, or other data in a modulated data signal such as a carrier wave, or other transmission mechanism, and includes any information delivery media.

The foregoing description of the present invention is intended for illustration, and it will be understood by those skilled in the art that the present invention may be easily modified in other specific forms without changing the technical spirit or essential features of the present invention. will be. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive. For example, each component described as a single entity may be distributed and implemented, and components described as being distributed may also be implemented in a combined form.

The scope of the present invention is shown by the following claims rather than the above description, and all changes or modifications derived from the meaning and scope of the claims and their equivalents should be construed as being included in the scope of the present invention. do.

Claims (18)

A computing shared server that provides computing sharing to a control pointer, file storage server, and media renderer on a general-purpose plug and play network, comprising:
A media renderer information receiver configured to receive information regarding a property of a file executable in the media renderer;
An encoding unit for receiving a file from a file storage server, encoding the received file based on the received attribute information, and providing the encoded file to the media renderer; And
An editing screen providing unit for providing an execution screen of the encoded file to the control pointer;
Including;
And the encoding unit edits the encoded file based on an editing command from the control pointer provided with the edit screen, and provides the edited file to the media renderer.
The method of claim 1,
The editing screen providing unit is to provide an execution screen of the encoded file to the control pointer in a streaming manner, computing sharing server.
The method of claim 2,
The editing screen providing unit opens a channel out-of-band through a remote framebuffer (RFB) protocol and provides an execution screen of the encoded screen to the control pointer in real time in a streaming manner. Compute Shared Server.
The method of claim 1,
And the encoding unit provides the encoded file to the media renderer through a web page.
The method of claim 1,
And the encoding unit encodes a file received from the file storage server into a still image image and stores the encoded image file as a temporary list of a web server.
The method of claim 5, wherein
And the encoding unit provides a URL value of the temporarily stored image file to the media renderer through the control pointer, and provides the encoded file to the media renderer based on the URL value.
The method of claim 1,
The media renderer information receiving unit receives information on an attribute of a file executable in the media renderer from the control pointer,
And the file storage server, the media renderer, and the computing shared server are mapped to each other by the control pointer.
A control pointer for controlling computing sharing between a file storage server, a computing shared server, and a media renderer on a general purpose plug and play network, comprising:
A shared connection setting unit for mapping a file storage server, a computing shared server, and a media renderer;
A file execution request unit requesting the computing sharing server to encode and store the file stored in the file storage server to the media renderer; And
A file editing request unit receiving an execution screen of a file encoded in response to the request from the computing sharing server, and requesting the computing sharing server to edit the encoded file based on the received execution screen;
The control pointer, which contains.
The method of claim 8,
The sharing connection setting unit may be configured to map the file storage server, the computing shared server, and the media renderer to each other based on the attribute information of the file that can be encoded by the computing sharing server and the attribute information of the file that is decodable by the media renderer. Pointer.
The method of claim 8,
The file editing request unit opens a channel out-of-band through a remote framebuffer (RFB) protocol and receives an execution screen of the encoded screen from the computing sharing server in a streaming manner. Pointer.
The method of claim 8,
The shared connection setting unit may provide the computing sharing server with information regarding a property of a file executable in the media renderer.
And a file stored at the file storage server is encoded based on the file attribute information at the computing shared server.
The method of claim 8,
In the computing sharing server, a control pointer, in response to the request, a file received from the file storage server is encoded as a still image and stored as a temporary list of a web server.
A general purpose plug and play network based computing sharing method for a media renderer,
Receiving attribute information of a file executable in the media renderer;
Encoding a file received from a file storage server based on the received attribute information so as to be executable in the media renderer;
Providing the encoded file to the media renderer;
Providing an execution screen of the encoded file to a control pointer;
Receiving an editing command generated based on the execution screen from the control pointer;
Editing the encoded file based on the received edit command; And
Providing the edited file to the media renderer;
Including;
And the file storage server, the computing shared server and the media renderer are mapped to each other by the control pointer.
The method of claim 13,
And providing the execution screen to the control pointer, providing the execution screen of the encoded file to the control pointer in a streaming manner.
15. The method of claim 14,
The providing of the execution screen to the control pointer includes opening a channel out-of-band through an RFB (Remote Frame Buffer) protocol and streaming the execution screen of the encoded screen to the control pointer in a streaming manner. Provided in real time, computing sharing method.
The method of claim 13,
And providing the encoded file to the media renderer provides the encoded file to the media renderer via a web page.
The method of claim 13,
Encoding the file executablely on the media renderer, encodes the file received from the file storage server into a still image, and stores the encoded image file as a temporary list on a web server. Way.
The method of claim 13,
And a file storage server, the computing sharing server, and the media renderer are mapped to each other based on attribute information of a file that can be encoded in the computing sharing server and attributes of a file executable in the media renderer.

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