KR20100065072A - System and method of delivery of virtual machine using context information - Google Patents

Abstract

PURPOSE: A system and a method of providing a virtual machine using context information are provided to automatically generate an optimal virtual machine according to situation information of a user. CONSTITUTION: A situation information management unit(130) receives at least user situation information from a user terminal device(200). A virtual machine generating unit(120) generates a virtual machine suitable for the user terminal device according to at least one user situation information. The virtual machine generating unit outputs the generated virtual machine to the user terminal. A virtual machine component managing unit(110) stores virtual machine configuration elements to generate the virtual machine.

Description

System and method of delivery of virtual machine using context information}

The present embodiment relates to a technology for providing a virtual machine to a user's terminal device, and more particularly, to a system and method for providing a virtual machine using user information that can automatically provide a virtual machine using user's context information. It is about.

The present invention is derived from a study conducted as part of the IT growth engine technology development of the Ministry of Knowledge Economy [Task management number: 2008-S-034-01, Task name: Collaborative VM for SoD (System on-Demand) service System technology development].

In the related art, when developing an application program, even if the same application program depends on a hardware platform on which the application program operates, it is inconvenient to design separately for each hardware platform.

Accordingly, in order to develop an application program that does not depend on the hardware platform, a virtual machine that abstracts the hardware platform has been developed, and a typical Java virtual machine is a Java virtual machine.

Users who want to use a virtual machine specify the configuration of the virtual machine as needed and download and use it. In other words, a plurality of virtual machines are stored in a server according to a user's request or an application program, and a user accesses the server through a remote connection and downloads and uses the corresponding virtual machine.

However, the conventional virtual machine using method requires a user to designate and change the configuration of the virtual machine every time according to the environment of the user terminal device using the virtual machine or the user's situation.

An object of the present invention is to provide a virtual machine providing system that can automatically provide a virtual machine according to the user's context information.

Another object of the present invention is to provide a method for providing a virtual machine using context information of a user.

The virtual machine providing system according to an embodiment of the present invention for solving the technical problem, the situation information management unit for receiving one or more user context information from the user terminal device and the user terminal device according to the received one or more user context information; And a virtual machine generator for generating a suitable virtual machine and outputting the generated virtual machine to the user terminal device.

According to another aspect of the present invention, there is provided a system for providing a virtual machine, wherein the virtual machine storage unit and one or more users are generated and stored in a plurality of virtual machines corresponding to each piece of context information. A context information management unit for receiving the context information and a comparison unit for comparing each of the received plurality of context information with the received user context information.

The virtual machine providing system extracts one virtual machine from among the stored virtual machines according to the comparison result of the comparator, and outputs the extracted one virtual machine to the user terminal device.

According to another aspect of the present invention, there is provided a method of providing a virtual machine using user information, the method comprising: receiving one or more user context information from a user terminal device, the user according to the received one or more user context information Generating a virtual machine suitable for the terminal device and outputting the generated virtual machine to the user terminal device.

The system and method for providing a virtual machine using the context information according to the present invention, by automatically generating and downloading the optimal virtual machine according to the user's context information, so that the user configures the virtual machine each time to use the virtual machine There is no need to specify the input can increase the user's convenience.

In addition, by extracting a virtual machine corresponding to the user's context information from a plurality of pre-configured virtual machines and transmitting it to the user, the user can use the faster virtual machine.

In order to fully understand the present invention, the operational advantages of the present invention, and the objects achieved by the embodiments of the present invention, reference should be made to the accompanying drawings that illustrate embodiments of the present invention.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. Like reference numerals in the drawings denote like elements.

1 is a schematic conceptual diagram of a system for providing a virtual machine using context information of the present invention.

Referring to FIG. 1, the virtual machine providing system 300 may include a virtual machine server 100 and a virtual machine client, for example, a user terminal device 200.

The virtual machine server 100 and the user terminal device 200 may be connected to each other through the network 150. The network 150 may be a wired or wireless network capable of performing wired or wireless communication.

The user terminal device 200 may be a plurality of terminal devices possessed by a user, for example, a PC, a computer device including a notebook PC, a mobile device including a mobile phone, a personal multimedia device including a PMP, or an IPTV capable of network connection. It may include.

The user terminal device 200 may include a plurality of peripheral devices connected to the terminal device. In FIG. 1, as an example, the user terminal device 200 may be a PC, and a keyboard, a speaker, a monitor, a printer, a mouse, and the like may be used. It may be included as peripheral devices of the user terminal device 200.

The user may access the virtual machine server 100 through the network 150 using the user terminal device 200, and may download a virtual machine from the virtual machine server 100.

FIG. 2 is a schematic block diagram of a virtual machine providing system using context information according to an embodiment of the present invention, and FIG. 3 is an operation flowchart of the virtual machine providing system shown in FIG.

Referring to FIG. 2, the virtual machine providing system 300 may include a virtual machine server 100, a user terminal device 200, and a network 150.

The virtual machine server 100 may include a virtual machine component manager 110, a virtual machine generator 120, and a user context information manager 130.

The virtual machine component manager 110 may manage a plurality of components (VMC) and their respective information required for the virtual machine generator 120 to create a virtual machine.

The plurality of components VMC may be stored and managed in the form of an image, for example, an application software image, a virtual machine OS image, a user personal data image, and the like.

According to an embodiment, the plurality of components VMC may be located in another server, and the virtual machine component manager 110 may request transmission of the plurality of components VMC to another server as necessary.

The virtual machine generator 120 may generate a virtual machine VM from a plurality of components VMC provided from the virtual machine component manager 110 according to the user context information CI output from the user context information manager 130. You can generate and output

The virtual machine generator 120 may combine one or more components corresponding to (or corresponding to) the user context information CI among the plurality of components VMC, and the virtual machine VM generated as a combination result. ) Can be printed.

The user context information manager 130 may receive and manage user context information CI provided from the user terminal device 200.

The user context information manager 130 may include a device information manager 131 and a user information manager 133.

The device information manager 131 may extract information about the user terminal device 200, for example, terminal information TI, from the received user context information CI, and manage it.

The terminal information TI may be, for example, resource state information such as a memory, an HDD, a CPU, a peripheral device, or the like of the user terminal device 200 or connection information between the user terminal device 200 and the network 150 or a program currently being executed (or , Virtual machine) information, and the like.

The user information manager 130 may extract and manage information input by the user into the user terminal device 200, for example, user information UI, from the received user context information CI.

The user information UI may include, for example, personal information or virtual machine utilization field information or preference information or location information.

The user terminal device 200 may include a user information input unit 210, a terminal information storage unit 215, a situation information transmitter 230, and a virtual machine driver 220.

The user 250 may input user information UI through the user information input unit 210. The user 250 may access (or log in) the user terminal device 200 through the user information input unit 210 and input user information (UI). The user information input unit 210 may be a user interface such as a keyboard, a mouse, a touch pad, or the like.

The terminal information storage unit 215 may store the terminal information TI of the user terminal device 200. The terminal information storage unit 215 may periodically monitor internal components of the user terminal device 200, for example, a CPU, a memory, an HDD, and the like, and may update the terminal information TI accordingly.

The context information transmitter 230 may generate and output user context information CI from the user information UI provided from the user information input unit 210 and the terminal information TI provided from the terminal information storage unit 215. According to an embodiment, only one of the user information UI and the terminal information TI may be included in the user context information CI.

The contextual information transmitting unit 230 outputs the user contextual information CI every predetermined time or a predetermined operation from the user 250, for example, when the user 250 accesses the user terminal device 200, the user information UI. The user context information CI may be output after the input operation is performed.

The user context information CI output from the context information transmitter 230 may be transmitted to the virtual machine server 100 through the network 150.

The network 150 may be a wired / wireless network that may connect the virtual machine server 100 and the user terminal device 200 to each other.

2 and 3, the user 250 may input user information (UI) through the user information input unit 210 of the user terminal device 200 (S10).

The context information transmitter 230 of the user terminal device 200 generates the user context information CI from the user information UI and the terminal information TI output from the terminal information storage 215, and generates the generated user context. The information CI may be transmitted to the virtual machine server 100 through the network 150 (S20).

The user context information management unit 130 of the virtual machine server 100 may receive the user context information CI transmitted from the user terminal device 200 and output it as a control signal of the virtual machine generator 120. The virtual machine generator 120 may generate a virtual machine VM from a plurality of components VMC output from the virtual machine component manager 110 according to the user context information CI (S30).

The generated virtual machine VM is transmitted to the user terminal device 200 through the network 150 (S50), and the user terminal device 200 may drive the transmitted virtual machine VM.

In this case, the virtual machine server 100 may store the user context information CI and the virtual machine VM generated according to the predetermined state, for example, a memory, in the server to build a database (S40).

FIG. 4 is a schematic block diagram of a virtual machine providing system using context information according to another embodiment of the present invention, and FIG. 5 is a flowchart of an operation of the virtual machine providing system shown in FIG. 4.

The virtual machine providing system shown in FIG. 4 may have the same configuration as the virtual machine providing system described with reference to FIG. 2 except for the following. For example, the virtual machine providing system 301 shown in FIG. 4 is except that the virtual machine server 101 includes a context information / virtual machine storage 140, a comparator 150, and an extractor 160. Has the same configuration as the virtual machine providing system 301 shown in FIG.

Referring to FIG. 4, the virtual machine providing system 301 may include a virtual machine server 101, a user terminal device 200, and a network 150. The user terminal device 200 and the network 150 are the same as the user terminal device 200 and the network 150 shown in FIG. 2, and thus description thereof is omitted.

The virtual machine server 101 may include a virtual machine component manager 110, a virtual machine generator 121, a situation information / virtual machine storage 140, a comparator 150, and an extractor 160. have.

The virtual machine component manager 110 and the virtual machine generator 121 are the same as the virtual machine component manager 110 and the virtual machine generator 120 illustrated in FIG. 2, and thus description thereof is omitted.

The context information / virtual machine storage 140 may store a plurality of virtual machines matched with a plurality of context information. The contextual information / virtual machine storage unit 140 may accumulate and store virtual machines according to user context information generated by a previous virtual machine server 101 operation, and build this as a database.

When the user context information CI is transmitted from the user terminal device 200, the comparator 150 may transmit each of the plurality of context information stored in the context information / virtual machine storage 140 and the transmitted user context information CI. The comparison result (CR) can be output by comparing.

The comparison result CR output from the comparator 150 may be provided to the extractor 160 or the virtual machine generator 121 according to its characteristics.

For example, if there is one piece of context information identical to (or most similar to) the user context information CI among the plurality of context information stored in the context information / virtual machine storage 140, the comparator 150 may extract an extractor ( In operation 160, the comparison result CR may be output.

In addition, when there is no single contextual information identical to the user contextual information CI among the plurality of contextual information stored in the contextual information / virtual machine storage 140, the comparator 150 compares to the virtual machine generator 121. The result CR can be output.

The extraction unit 160 extracts one contextual information from among the plurality of contextual information stored in the contextual information / virtual machine storage 140 according to the comparison result CR output from the comparator 150, and extracts one The extraction signal EXT for extracting one virtual machine corresponding to the context information may be output to the context information / virtual machine storage 140.

The context information / virtual machine storage unit 140 may extract one virtual machine VM ′ according to the extraction signal EXT, and transmit the virtual machine VM ′ to the user terminal device 200 through the network 150.

Meanwhile, when the comparison result CR of the comparator 150 is output to the virtual machine generator 121, the virtual machine generator 121 corresponds to the user context information CI among the plurality of components VMC. A new virtual machine (VM) may be generated by combining one or more components, and the generated new virtual machine (VM) may be output to the user terminal device 200 through the network 150.

4 and 5, the virtual machine server 101 may store a plurality of virtual machines corresponding to each piece of context information (S100).

The user 250 may input user information (UI) through the user information input unit 210 of the user terminal device 200, and the context information transmitter 230 of the user terminal device 200 may use user information (UI). And the user context information CI from the terminal information TI output from the terminal information storage unit 215. The generated user context information CI may be transmitted to the virtual machine server 101 through the network 150 (S110).

The comparison unit 150 of the virtual machine server 101 may compare the user context information CI transmitted from the user terminal device 200 with each of the plurality of context information stored in the context information / virtual machine storage 140. There is (S120).

As a result of the comparison, if one context information among the plurality of context information matches the user context information CI, the comparator 150 may output the comparison result CR to the extractor 160.

The extractor 160 may extract one piece of context information from the plurality of context information stored in the context information / virtual machine storage 140 according to the comparison result CR. The extraction unit 160 may output an extraction signal EXT for extracting one virtual machine corresponding to one context information to the context information / virtual machine storage 140.

The context information / virtual machine storage 140 may transmit a virtual machine VM ′ matching the user context information CI to the user terminal device 200 through the network 150 in response to the extraction signal EXT. There is (S130).

However, if there is no context information that matches the user context information CI among the plurality of context information, the comparator 150 may output the comparison result CR to the virtual machine generator 121.

The virtual machine generator 121 generates a new virtual machine VM from a plurality of components VMC output from the virtual machine component manager 110 according to the comparison result CR and the user context information CI. It may be (S140).

The generated new virtual machine VM is transmitted to the user terminal device 200 through the network 150 (S150), and the user terminal device 200 may drive the transmitted new virtual machine VM.

In this case, the virtual machine server 101 may transmit and store the user context information CI and the new virtual machine VM generated according to the context information / virtual machine storage 140.

6 is an exemplary operation diagram of a virtual machine providing system using context information according to the present invention.

In the present embodiment, a case where the virtual machine providing system shown in FIG. 2 is used for convenience of description will be described as an example. However, the present invention is not limited thereto, and the virtual machine providing system shown in FIG. 4 may be used.

Referring to FIG. 6, a user may transmit first user context information CI1 to the virtual machine server 100 through the network 150 using the user terminal device 200 in region A. FIG.

The virtual machine server 100 may transmit the first virtual machine VM1 generated according to the first user context information CI1 to the user terminal device 200 of the region A through the network 150.

On the other hand, the user plans to move from region A to region B after a certain time and to use a new virtual machine after region B moves.

Accordingly, the user adds a movement plan from region A to region B in the first user context information CI1 and a usage plan for a virtual machine, for example, a second virtual machine (VM), to be used at this time. 100 can be sent.

According to an embodiment, the user may transmit the first user context information CI1 only in the A region to the virtual machine server 100, where the user moves from the A region to the B region and then a new second user in the B region. The context information CI2 may be transmitted to the virtual machine server 100.

When the user moves from the region A to the region B after a certain time, the user terminal device 200 in the region B sends new user context information, for example, the second user context information CI2 through the network 150 to the virtual machine server. 100 can be sent. The second user context information CI2 may include user location information in region B.

The virtual machine server 100 stores the second virtual machine VM2 generated according to the first user context information CI1 transmitted from the user A region and the second user context information CI2 transmitted from the region B from the user. The data may be transmitted to the local user terminal device 200.

Although the contents of the present invention have been described with reference to one embodiment shown in the drawings, this is merely exemplary, and it will be understood by those skilled in the art that various modifications and equivalent other embodiments are possible therefrom. will be. Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims.

BRIEF DESCRIPTION OF THE DRAWINGS In order to better understand the drawings cited in the detailed description of the invention, a brief description of each drawing is provided.

1 is a schematic conceptual diagram of a system for providing a virtual machine using context information of the present invention.

2 is a schematic block diagram of a virtual machine providing system using context information according to an embodiment of the present invention.

3 is a flowchart of an operation of the virtual machine providing system illustrated in FIG. 2.

4 is a schematic block diagram of a virtual machine providing system using context information according to another embodiment of the present invention.

FIG. 5 is a flowchart illustrating an operation of the virtual machine providing system illustrated in FIG. 4.

6 is an exemplary operation diagram of a virtual machine providing system using context information according to the present invention.

Claims (14)

A context information manager configured to receive at least one user context information from the user terminal device; And And a virtual machine generating unit generating a virtual machine suitable for the user terminal device according to the received one or more user context information and outputting the generated virtual machine to the user terminal device. The method according to claim 1, And the context information management unit receives the user information transmitted by the user through the user terminal device or the device information of the user terminal device as the user context information. The system of claim 1, wherein the virtual machine providing system Further comprising a virtual machine component manager for storing a plurality of virtual machine components for creating the virtual machine, The virtual machine generating unit extracts one or more components corresponding to the one or more user context information from the virtual machine component manager, and combines the extracted one or more components to generate the virtual machine using the context information. Provide system. A virtual machine storage unit in which a plurality of virtual machines corresponding to each of the plurality of contextual information are generated and stored; A context information manager configured to receive at least one user context information from the user terminal device; And A virtual machine providing system using context information including a comparison unit for comparing each of the received user context information and the stored plurality of context information, The virtual machine providing system, And extracting one virtual machine from among the plurality of stored virtual machines according to a comparison result of the comparing unit, and outputting the extracted one virtual machine to the user terminal device. The method according to claim 4, And the context information management unit receives the user information transmitted by the user through the user terminal device or the device information of the user terminal device as the user context information. The system of claim 4, wherein the virtual machine providing system According to a comparison result of the comparison unit, one of the plurality of context information to extract the context information that matches the user context information, and the one corresponding to the one context information extracted from the plurality of virtual machines The virtual machine providing system using the situation information further comprises an extracting unit for extracting and outputting the virtual machine. The system of claim 4, wherein the virtual machine providing system further includes a virtual machine generating unit. If each of the plurality of context information does not match the user context information, the virtual machine generating unit generates a new virtual machine suitable for the user terminal apparatus according to the received user context information and outputs it to the user terminal apparatus. Virtual machine providing system using context information. The system of claim 7, wherein the virtual machine providing system, Further comprising a virtual machine component manager for storing a plurality of virtual machine components for creating the new virtual machine, The virtual machine generator extracts one or more components corresponding to the user context information from the virtual machine component manager, and provides the virtual machine using the context information for generating the new virtual machine by combining the extracted one or more components. system. Receiving one or more user context information from the user terminal device; Creating a virtual machine suitable for the user terminal device according to the received one or more user context information; And And outputting the generated virtual machine to the user terminal device. The method of claim 9, wherein the creating the virtual machine, Receiving user information or device information of the user terminal device as the user context information; And And generating the virtual machine by combining one or more components corresponding to the user context information among a plurality of virtual machine components. The method of claim 9, wherein the virtual machine providing method, Storing a plurality of virtual machines corresponding to each of the plurality of contextual information; Creating the virtual machine, Comparing each of the plurality of contextual information with the user contextual information; And The virtual machine providing method using the context information comprising the step of extracting one virtual machine from the plurality of virtual machines according to the comparison result. The method of claim 11, wherein extracting the one virtual machine comprises: According to the comparison result, one piece of context information that matches the user context information is extracted from the plurality of context information, and the one virtual machine corresponding to the one context information extracted from the plurality of virtual machines. Method for providing a virtual machine using the context information to extract the output. The method of claim 11, According to the comparison result, if each of the plurality of context information does not match the user context information, Creating the virtual machine, The virtual machine providing method using the context information for generating and outputting a new virtual machine suitable for the user terminal device by combining one or more components corresponding to the user context information among a plurality of virtual machine components. The method of claim 11, Receiving the at least one user context information, the virtual machine providing method using the context information for receiving user information or device information of the terminal device of the user from the user terminal device.

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