KR20130063867A - Method for utilizing network resource in machine-to-machine cloud environment communication and the system thereof - Google Patents

Abstract

PURPOSE: A communication resource using method in an M2M(Machine-to-Machine) cloud environment and a system thereof are provided to prevent a bandwidth encroachment or communication down phenomenon or down phenomenon of an M2M cloud service server by classifying M2M cloud service terminals into service groups and providing a flexible service according to resources of the M2M cloud service server. CONSTITUTION: M2M cloud service terminals(100-1~100-N) receive service groups about a cloud service. An M2M cloud service server(200) allocates the service groups of the M2M cloud service terminals and provides the cloud service based on the service groups according to a service request. The M2M cloud service server includes an application management unit dividing an application provided to the M2M cloud service terminals into a basic module and an expanded module. [Reference numerals] (100-1) M2M cloud service terminal 1; (100-N) M2M cloud service terminal N; (200) M2M cloud service server; (300) Database; (AA) Communication network

Description

Method for utilizing network resource in machine-to-machine cloud environment communication and the system approximately}

The present invention relates to a method and system for using the network resources in the M2M cloud environment, and more particularly, to a method and system for using the network resources for preventing a sudden traffic congestion phenomenon in the M2M cloud environment.

In addition, the present invention is based on the result of the "Development of WiBro / LTE-based M2M terminal standard platform" project (Task No.:11913-04005) implemented by the Korea Communications Commission.

In general, M2M communication is a technology that enables a variety of communication services without human intervention by mounting a wireless communication module to a variety of devices and equipment, and enables communication services between devices in the existing human-to-human communication. It is a technique to do.

On the other hand, cloud computing moves a large number of individually existing computing resources into one area, for example, the cloud area of the Internet environment with computing functions, and accesses the Internet anytime and anywhere to provide computing resources as needed. It is a kind of distributed computing environment in which service is used and billed. In the cloud area, a plurality of physical or logical servers exist as resources, which are called cloud resources, and these cloud resources are connected to each other through a network.

In an M2M cloud environment that provides cloud services based on M2M, data traffic of a communication network may increase excessively at one instant for various reasons. For example, when a power failure occurs in a certain area, when a plurality of M2M cloud service terminals attempt to access an M2M cloud server at the same time, or when a plurality of M2M cloud service terminals request high-quality traffic at a time, Traffic can be congested.

The conventional M2M cloud environment has a problem that the entire service network is broken down due to such partial or instantaneous traffic congestion. Therefore, since the most important resource in the M2M cloud environment is a communication network resource, a technology for preventing traffic congestion is required for efficient use of such a resource.

In order to solve the problems of the prior art as described above, the present invention classifies M2M cloud service terminals by service groups in an M2M cloud service server and flexibly processes them according to the status of a communication network or resources of an M2M cloud service server in an M2M cloud environment. It is intended to provide a method and system for using resources that can prevent a sudden traffic congestion.

The present invention for solving the above problems proposes several methods to minimize the use of communication network resources between the M2M cloud service terminal and the M2M cloud service server in the M2M cloud system environment. First, the M2M application is configured as an add-on to download and use only the add-on needed according to the situation when downloading the application. Secondly, the M2M cloud service terminal accesses an M2M cloud service server of an M2M communication network, allocates a service group, and sequentially provides services according to the assigned service group sequence. Third, the M2M cloud service terminal accesses the M2M cloud service server and downloads necessary resources only when it is possible to ensure an appropriate communication speed by checking the state of the M2M communication network.

In one embodiment, the methods may include requesting an M2M cloud service server for an application to be executed by the M2M cloud service terminal; And transmitting, by the M2M cloud service server, the divided module for the requested application, and transmitting the application to the M2M cloud service terminal based on the divided module.

In one embodiment, the transmitting step, the M2M cloud service server may search only the divided basic module for the application and transmit to the M2M cloud service terminal.

In one embodiment, the M2M cloud service terminal further comprises the step of requesting an extension module for the application, the transmitting step is the M2M cloud service server to search for the divided extension module for the application the M2M It can be transmitted to the cloud service terminal.

In another embodiment, the method may include requesting, by the M2M cloud service terminal, a cloud service to the M2M cloud service server based on the service group; And a processing step in which the M2M cloud service server accepts the requested cloud service based on a service group of the M2M cloud service terminal.

In another embodiment, the method may further include: an allocation request step of requesting, by the M2M cloud service terminal, an allocation of a service group to the M2M cloud service server; And assigning, by the M2M cloud service server, a service group for the M2M cloud service terminal.

In addition to the above, the requesting step, the M2M cloud service terminal may request the cloud service after a certain time period based on the assigned service group.

In one embodiment, the processing step may include the step of the M2M cloud service server confirms the service group of the M2M cloud service terminal to approve the cloud service according to the availability of the service group.

In addition to the above, the processing step, the M2M cloud service server, the standby response step of responding to the service wait to the M2M cloud service terminal when the service group of the M2M cloud service terminal is not available; And re-requesting, by the M2M cloud service terminal, re-requesting the cloud service after a predetermined time period based on the standby response.

In another embodiment, the method further includes the step of changing the group in which the M2M cloud service server changes the service group according to the service quality of the service group of the M2M cloud service terminal, and responds to the M2M cloud service terminal. In the processing step, the M2M cloud service terminal may re-request the cloud service after a predetermined time period based on the changed service group.

In another embodiment, the requesting step, the M2M cloud service terminal may request the cloud service to the M2M cloud service server according to the state of the communication network connected to the M2M cloud service server.

In addition to the above, the requesting step further includes the step of measuring the quality of the communication network by the M2M cloud service terminal, the M2M cloud service terminal is the only if the quality of the measured communication network is suitable for the cloud service; The cloud service may be requested to the M2M cloud service server.

According to another aspect of the present invention, a system for utilizing network resources in an M2M cloud environment includes a plurality of M2M cloud service terminals to which a service group for a cloud service is allocated; And an M2M cloud service server that allocates a service group of the M2M cloud service terminal and provides the cloud service based on an assigned service group of the M2M cloud service terminal according to a cloud service request.

In one embodiment, the M2M cloud service server may include an application manager to divide and manage an application provided to the M2M cloud service terminal into a base module and an extension module.

In addition to the above, the M2M cloud service terminal may include a service management unit for performing the application according to the divided base module and the divided extension module.

In one embodiment, the M2M cloud service server may include a service group manager for allocating, modifying and managing service groups for the plurality of M2M cloud service terminals.

In addition to the above, the service group manager may change the service group according to the service quality of the service group of the M2M cloud service terminal that requested the cloud service.

In an embodiment, the M2M cloud service server may further include a database storing service group information of the M2M cloud service terminal and a splitting module of an application provided to the M2M cloud service terminal.

In one embodiment, the M2M cloud service terminal may further include a communication unit for measuring the quality of the communication network with the M2M cloud service server.

In addition to the above, the M2M cloud service terminal may request the cloud service to the M2M cloud service server only if the measured quality of the communication network is suitable for the cloud service.

In the M2M cloud environment according to the present invention, a method and a system for using a network resource are classified by service groups by service group, thereby flexibly providing a service according to a state of a communication network or resources of an M2M cloud service server. There is an effect that can prevent the down phenomenon of the M2M cloud service server, bandwidth erosion of the M2M communication network or down network due to congestion.

1 is a diagram schematically showing a system for utilizing communication network resources in an M2M cloud environment of the present invention.
2 is a block diagram of an M2M cloud service terminal according to an embodiment of the present invention.
3 is a detailed block diagram of a service manager of the cloud service terminal of FIG. 2.
4 is a block diagram of an M2M cloud service server according to an embodiment of the present invention.
5 is a block diagram of a database of an M2M cloud service server according to an embodiment of the present invention.
6 is a flowchart illustrating a communication network resource utilization method in an M2M cloud environment according to an embodiment of the present invention.
7 is a flowchart illustrating a communication network resource utilization method in an M2M cloud environment according to another embodiment of the present invention.
8 is a flowchart illustrating a communication network resource utilization method in an M2M cloud environment according to another embodiment of the present invention.
9 is a flowchart illustrating a communication network resource utilization method of a terminal in an M2M cloud environment according to another embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT Hereinafter, the present invention will be described in detail with reference to preferred embodiments and accompanying drawings, which will be easily understood by those skilled in the art. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

First, a system for utilizing communication network resources in an M2M cloud environment according to an embodiment of the present invention will be described with reference to FIG. 1.

1 is a diagram schematically showing a system for utilizing communication network resources in an M2M cloud environment of the present invention.

The system 10 for utilizing communication network resources in an M2M cloud environment includes a plurality of M2M cloud service terminals (100-1 to 100-N, collectively referred to as 100), and cloud service requests to which a service group for cloud services is allocated. The M2M cloud service server 200 may provide a cloud service based on the assigned service group of the M2M cloud service terminal 100.

The M2M cloud service terminal 100 is registered in advance with the M2M cloud service server 200 to receive the cloud service, and when the cloud service is provided, only the time corresponding to the group allocated from the M2M cloud service server 200 is provided. Occupies the network. In addition, the M2M cloud service terminal 100 executes the application in the form of add-on according to the divided module. In addition, the M2M cloud service terminal 100 requests the cloud service to the M2M cloud service server 200 only when the quality of the communication network is suitable for the cloud service.

The M2M cloud service server 200 allocates a service group associated with the M2M cloud service terminal 100 at the time of registration of the M2M cloud service terminal 100, and according to the corresponding service group when requesting the service of the M2M cloud service terminal 100. For example, services are sequentially provided according to a specified service sequence number, and in other cases, the M2M cloud service terminal 100 controls to wait. In addition, the M2M cloud service server 200 divides and manages an application into a plurality of modules. When the M2M cloud service terminal 100 requests an application, the M2M cloud service server 200 provides only a divided basic module of the corresponding application and divides it as necessary. Provides an extension module.

The database 300 stores M2M cloud service terminal 100 information and service applications related to the cloud service.

2 is a block diagram of an M2M cloud service terminal according to an embodiment of the present invention, Figure 3 is a detailed block diagram of a service management unit of the cloud service terminal of FIG.

The M2M cloud service terminal 100 may include a communication unit 110 communicating with the M2M cloud service server 200 for message exchange, a terminal controller 120 controlling a cloud service request, a service manager 130 executing an application, and The storage unit 140 may store data.

The communication unit 110 is implemented in a communication method capable of communicating with the M2M cloud service server 200 through a wired or wireless communication network, and is not limited to a specific communication method. The communication unit 110 measures the quality of the communication network for accessing the M2M cloud service server 200. For example, the communication unit 110 measures the signal strength, signal to noise ratio, bandwidth, etc. for the communication network.

If the quality of the communication network measured by the communication unit 110 is not suitable for the cloud service, the terminal controller 120 controls to re-measure after a predetermined time period, and if it is suitable for the cloud service, the terminal control unit 120 controls the cloud service with the M2M cloud service server 200. Control to request

The service manager 130 allows the service application provided from the M2M cloud service server 200 to be executed in the form of an add-on, and performs the application according to the divided basic module and the divided extension module of the corresponding application.

As shown in FIG. 3, the service manager 130 downloads and executes the divided basic module 130-a provided from the M2M cloud service server 200 at the request of the first application, and executes the application as needed. The divided extension modules 130-b to 103-N are downloaded and executed for each module.

The storage 140 stores data related to the divided basic and extension modules for the application downloaded from the M2M cloud service server 200, and stores data related to the cloud service.

4 is a block diagram of an M2M cloud service server according to an embodiment of the present invention.

The M2M cloud service server 200 manages a service group of the communication unit 210 communicating with the M2M cloud service terminal 100, a server control unit 220 controlling the provision of cloud services, and a registered M2M cloud service terminal 100. The service group manager 230 and an application manager 240 for managing an application provided to the M2M cloud service terminal 100 may be included.

The communication unit 210 is implemented in a general manner capable of communicating with a plurality of M2M cloud service terminals 100 through a wired or wireless communication network, and is not limited to a specific communication method.

The server controller 220 selectively selects a cloud service or an application to the M2M cloud service terminal 100 according to a service group of the M2M cloud service terminal 100 based on the state of the communication network or the state of the M2M cloud service server 200. Control to provide.

The service group manager 230 allocates and manages service groups for the plurality of M2M cloud service terminals 100. The service group manager 230 may change the corresponding service group according to the service quality of the service group of the M2M cloud service terminal 100 upon request of the M2M cloud service terminal 100. For example, when the service group of the M2M cloud service terminal 100 is not serviceable, a service is provided to the M2M cloud service terminal 100 by changing the service group of the M2M cloud service terminal 100.

The application manager 240 divides and manages the application into a basic module and an extension module so that the M2M cloud service terminal 100 can execute the application in the form of an add-on, and provides the request according to the request of the M2M cloud service terminal 100.

5 is a block diagram of a database of an M2M cloud service server according to an embodiment of the present invention.

The database 300 may include service group information of the M2M cloud service terminal 100 and a segmentation module of an application provided to the M2M cloud service terminal 100.

Hereinafter, a method of using communication network resources in an M2M cloud environment of the present invention will be described with reference to FIGS. 6 to 9.

6 is a flowchart illustrating a communication network resource utilization method in an M2M cloud environment according to an embodiment of the present invention.

In FIG. 6, the M2M cloud service server 200 divides and manages an application, and the M2M cloud service terminal 100 divides and downloads an application from the M2M cloud service server 200.

In step S601, the M2M cloud service terminal 100 requests the application to be executed to the M2M cloud service server 200.

Next, the M2M cloud service server 200 retrieves the divided module for the requested application, transmits the application to the M2M cloud service terminal 100 based on the divided module, and the divided basic module when the application is first requested. Only search and send. In step S602, the M2M cloud service server 200 retrieves the divided basic module for the application requested from the M2M cloud service terminal 100 from the database 300. In step S603, the M2M cloud service server 200 transmits the basic module of the application to the M2M cloud service terminal 100. In step S604, the M2M cloud service terminal 100 executes the desired application by executing the basic module transmitted from the M2M cloud service server 200 in the form of an add-on.

Next, when the extension module of the application in which the M2M cloud service terminal 100 is executed, the M2M cloud service server 200 searches for and transmits the divided extension module for the application. In step S605, if the M2M cloud service terminal 100 determines that an extension module is required beyond the function of the basic module of the running application, in step S606, the expansion module for the application on which the M2M cloud service terminal 100 is running To the M2M cloud service server 200. In step S607, the M2M cloud service server 200 searches for a divided extension module for the application running in the M2M cloud service terminal 100 from the database 300. In step S608, the M2M cloud service server 200 transmits the searched extension module to the M2M cloud service terminal 100, and the M2M cloud service terminal 100 transmits the divided extension module together with the divided basic module downloaded in advance. By running as an add-on, the application continues to use.

7 is a flowchart illustrating a communication network resource utilization method in an M2M cloud environment according to another embodiment of the present invention.

In FIG. 7, the M2M cloud service terminal 100 receives a corresponding service group from the M2M cloud service server 200 and waits for a designated time for each service group before requesting a cloud service.

In step S701, the M2M cloud service terminal 100 requests the allocation of a service group to the M2M cloud service server 200. In step S702, the M2M cloud service server 200 allocates a service group for the M2M cloud service terminal 100. In step S703, the M2M cloud service server 200 responds by transmitting the assigned service group to the M2M cloud service terminal 100. When a service group is assigned when the M2M cloud service terminal 100 registers with the M2M cloud service server 200, the M2M cloud service terminal 100 may directly request a service to the M2M cloud service server 200.

Next, the M2M cloud service terminal 100 may request a cloud service after a predetermined time period based on the service group allocated from the M2M cloud service server 200. In step S704, the M2M cloud service terminal 100 has a predetermined time period according to the service group. In step S705, the M2M cloud service terminal 100 requests the cloud service to the M2M cloud service server 200 based on the service group.

Next, the M2M cloud service server 200 accepts the requested cloud service based on the service group of the M2M cloud service terminal 100. In step S706, the M2M cloud service server 200 checks the service group of the M2M cloud service terminal 100 for which a service is requested. In this case, when the service group of the M2M cloud service terminal 100 is available, the requested cloud service is approved as described below. In addition, when the M2M cloud service server 200 determines that the service group of the M2M cloud service terminal 100 is not serviceable, or when the service group is not the service sequence number for the service group, the M2M cloud service server 200 in step S707. ) Responds that the M2M cloud service terminal 100 waits for service.

In step S708, the M2M cloud service terminal 100 waits for a predetermined time period according to the standby response from the M2M cloud service server 200. In step S709, the M2M cloud service terminal 100 re-requests the cloud service to the M2M cloud service server 200.

In step S710, the M2M cloud service server 200 checks the service group of the M2M cloud service terminal 100 and according to whether or not the service group is available, for example, if the corresponding service group is a service sequence, the cloud service I approve. In step S711, the M2M cloud service server 200 accepts the requested service and responds to the M2M cloud service terminal 100. In step S712, the M2M cloud service terminal 100 is connected to the M2M cloud service server 200 to process the corresponding service.

8 is a flowchart illustrating a communication network resource utilization method in an M2M cloud environment according to another embodiment of the present invention.

In FIG. 8, when the M2M cloud service terminal 100 requests a cloud service, the M2M cloud service server 200 may change a service group of the M2M cloud service terminal 100.

In step S801, the M2M cloud service terminal 100 requests the cloud service to the M2M cloud service server 200 based on the service group. In step S802, the M2M cloud service server 200 changes the corresponding service group according to the service quality of the service group of the M2M cloud service terminal 100. For example, when the M2M cloud service server 200 determines that the requested service group is not serviceable, the M2M cloud service server 200 changes the service group of the M2M cloud service terminal 100 to a serviceable service group. In step S803, the M2M cloud service server 200 responds by transmitting the changed service group to the M2M cloud service terminal 100.

Next, the M2M cloud service terminal 100 may re-request the cloud service based on the changed service group. In step S804, the M2M cloud service terminal 100 time period according to the changed service group from the M2M cloud service server 200. In step S805, the M2M cloud service terminal 100 re-requests the cloud service to the M2M cloud service server 200.

In step S806, the M2M cloud service server 200 checks the changed service group of the M2M cloud service terminal 100 and according to whether the changed service group is available, for example, if the corresponding service group is a service sequence, the cloud service. Approve. In step S807, the M2M cloud service server 200 accepts the requested service and responds to the M2M cloud service terminal 100. In step S808, the M2M cloud service terminal 100 is connected to the M2M cloud service server 200 to process the corresponding service.

9 is a flowchart illustrating a communication network resource utilization method in an M2M cloud environment according to another embodiment of the present invention.

In FIG. 9, before the M2M cloud service terminal 100 requests a cloud service from the M2M cloud service server 200, the state of the communication network connected to the M2M cloud service server 200 is checked, and the cloud service is M2M according to the state. The request may be made to the cloud service server 200.

In step S901, the M2M cloud service terminal 100 measures the quality of a communication network connected to the M2M cloud service server 200. For example, the M2M cloud service terminal 100 measures signal strength, signal to noise ratio, bandwidth, and the like for a communication network.

Next, the M2M cloud service terminal 100 may request the cloud service to the M2M cloud service server 200 only when the measured network quality is suitable for the cloud service. In step S902, the M2M cloud service terminal 100 determines whether the quality of the measured communication network is an appropriate quality to process the cloud service, and if the quality is an appropriate level, the flow proceeds to step S903 to M2M cloud service terminal 100 The cloud service requests the M2M cloud service server 200. If it is determined in step S902 that the communication quality is not suitable for processing the cloud service, the process proceeds to step S904 and the M2M cloud service terminal 100 waits for a designated time.

Thereafter, the measurement of the network quality and the determination of service adequacy are repeated until it is determined that the network quality is appropriate for the cloud service.

While the present invention has been described in connection with what is presently considered to be practical exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, Do.

10: System for utilizing network resources in M2M cloud environment
100: M2M cloud service terminal 110: communication unit
120: terminal control unit 130: service management unit
140: storage unit 200: M2M cloud service server
210: communication unit 220: server control unit
230: service group manager 240: application manager
300: database 310: service group information
320: application splitting module

Claims (19)

A request step of requesting, by the M2M cloud service terminal, an application to be executed by the M2M cloud service server; And
And transmitting, by the M2M cloud service server, a partitioned module for the requested application and transmitting the application to the M2M cloud service terminal based on the partitioned module. The method of claim 1,
In the transmitting step, the M2M cloud service server retrieves only the divided basic modules for the application and transmits them to the M2M cloud service terminal. 3. The method of claim 2,
The M2M cloud service terminal further comprises the step of requesting an extension module for the application,
In the transmitting step, the M2M cloud service server searches for the divided extension module for the application and transmits the divided module to the M2M cloud service terminal. A request step for the M2M cloud service terminal to request a cloud service to the M2M cloud service server based on the corresponding service group; And
And a processing step of the M2M cloud service server accepting the requested cloud service based on a service group of the M2M cloud service terminal. The method of claim 4, wherein
An allocation request step of requesting, by the M2M cloud service terminal, an allocation of a service group to the M2M cloud service server; And
The M2M cloud service server further comprises the step of allocating a service group for the M2M cloud service terminal, the network resource utilization method in the M2M cloud environment. The method of claim 5, wherein
In the requesting step, the M2M cloud service terminal requests the cloud service after a predetermined time period based on the assigned service group. The method of claim 4, wherein
The processing step includes the step of the M2M cloud service server confirms the service group of the M2M cloud service terminal to approve the cloud service according to the availability of the service group, communication network resource utilization method in the M2M cloud environment. The method of claim 7, wherein
Wherein the processing step comprises:
A standby response step of the M2M cloud service server responding to a service wait to the M2M cloud service terminal when the service group of the M2M cloud service terminal is not serviceable; And
And re-requesting, by the M2M cloud service terminal, the request for the cloud service after a predetermined time period based on the standby response. The method of claim 4, wherein
The M2M cloud service server further includes changing a corresponding service group according to the quality of service for the service group of the M2M cloud service terminal, and changing the group to respond to the M2M cloud service terminal.
In the processing step, the M2M cloud service terminal re-requests the cloud service after a predetermined time period based on the changed service group, communication network resource utilization method in an M2M cloud environment. The method of claim 4, wherein
The requesting step, the M2M cloud service terminal requests the cloud service to the M2M cloud service server according to the state of the communication network connected to the M2M cloud service server, the network resource utilization method in the M2M cloud environment. 11. The method of claim 10,
The requesting step further includes the step of the M2M cloud service terminal measures the quality of the communication network,
The M2M cloud service terminal requests the cloud service to the M2M cloud service server only if the measured quality of the network is suitable for the cloud service. A plurality of M2M cloud service terminals assigned service groups for cloud services; And
Allocating a service group of the M2M cloud service terminal, and comprises a M2M cloud service server for providing the cloud service based on the assigned service group of the M2M cloud service terminal according to the cloud service request, communication network resources in the M2M cloud environment System for utilization. 13. The method of claim 12,
The M2M cloud service server includes an application manager that divides and manages and provides an application provided to the M2M cloud service terminal into a basic module and an extension module. The method of claim 13,
The M2M cloud service terminal comprises a service management unit for performing the application according to the divided basic module and the divided expansion module, the system for utilizing the network resources in the M2M cloud environment. 13. The method of claim 12,
The M2M cloud service server includes a service group manager for allocating, modifying, and managing service groups for the plurality of M2M cloud service terminals. The method of claim 15,
The service group management unit changes the corresponding service group according to the service quality of the service group of the M2M cloud service terminal requesting a cloud service, the system for utilizing the network resources in the M2M cloud environment. 13. The method of claim 12,
The M2M cloud service server further includes a database storing service group information of the M2M cloud service terminal and a segmentation module of an application provided to the M2M cloud service terminal, the network resource utilization in the M2M cloud environment. 13. The method of claim 12,
The M2M cloud service terminal further comprises a communication unit for measuring the quality of the communication network with the M2M cloud service server, the system for utilizing the network resources in the M2M cloud environment. The method of claim 18,
The M2M cloud service terminal requests the cloud service to the M2M cloud service server only when the measured quality of the communication network is suitable for the cloud service.

Images