KR101042244B1 - Method and System for Managing Quality of Experience of Service in Wired and Wireless Communication Network - Google Patents

Abstract

The present invention relates to a service quality control method and system in a wired / wireless communication network. Upon determining a service request from a user terminal, the service management server determines whether a service requested by the user is a predetermined service characteristic information. Setting service characteristic information indicating a characteristic of a service; Providing a service to the user terminal by allocating a path and a resource of the service according to the service characteristic information in the service path and resource management server; Transmitting, by the user terminal, service haptic quality feedback information indicating service haptic satisfaction to the service management server when the service haptic quality for the service is not satisfied; Updating the service characteristic information when the service management server receives the service experienced quality feedback information from the user terminal; And reassigning a path and a resource of the service according to the updated service characteristic information in the service path and resource management server to provide the service to the user terminal.

Service, quality, characteristics, feedback, management

Description

Method and System for Managing Quality of Experience in Wired and Wireless Networks {Method and System for Managing Quality of Experience of Service in Wired and Wireless Communication Network}

The present invention relates to a service quality control method and system in a wired / wireless communication network, and more particularly, to a service quality control method in a wired / wireless communication network to provide the best service quality experience by finding an optimal service characteristic according to a user's service satisfaction level. And to the system.

The present invention is derived from research conducted as part of the IT growth engine technology development project of the Ministry of Knowledge Economy and the Ministry of Information and Communication Research and Development. [Task management number: 2008-S-010-01, Task name: Multi-layer optical network control platform technology Development]

The conventional service experience quality management method performed in the wired / wireless communication network classifies the characteristics of the service according to the service type and provides the service experience quality corresponding to the characteristics. For example, if a wired / wireless network provides voice (VoIP), text (SMS), video (multimedia), and file transfer (FTP) services with service characteristics including bandwidth, real-time, and reliability, the voice service may have low bandwidth, High real time and high reliability service characteristics are required, text service requires low bandwidth, low real time and high reliability service characteristics, and video service requires high bandwidth, high real time and low reliability service characteristics. In addition, the file transfer service requires high bandwidth, low real time, and high reliability service characteristics. Accordingly, when a user requests a specific service, a service characteristic corresponding to the service is investigated, and a path to the destination is generated by reflecting the quality of the corresponding service.

Conventional service quality management method requires a lot of time and cost to apply the service with the pre-investigation when adding a new service, and can not actively cope with the rapidly changing environment. That is, it takes considerable time and money to reflect the needs of service providers and users to apply new services. In addition, the emergence of new and diverse services will be further accelerated as the boundaries between service providers and users are broken down and service users tend to play the role of providers as well, such as interpersonal communication (P2P), personal broadcasting and UCC. Fixing properties in advance will impair service flexibility.

The present invention has been made to solve the problems described above, in the case of adding a new service or changing the service characteristics in the wired and wireless communication network to find the optimal service characteristics for this in the wired and wireless communication network to provide the best service experience quality The purpose is to provide a service quality management method and system.

According to an aspect of the present invention, there is provided a user terminal for requesting a service through a wired / wireless communication network and transmitting service haptic quality feedback information indicating service haptic satisfaction when the service haptic quality is not satisfied. A service management server configured to set service characteristic information indicating a characteristic of the service when a service request is made by the user terminal, and to update the service characteristic information when the service feel quality feedback information is received from the user terminal; And a service path and resource management server for providing the service to the user terminal by allocating a path and a resource of the service according to the received service characteristic information when receiving the set or updated service characteristic information from the service management server. It provides a service quality management system in wired and wireless communication networks.

The present invention includes the steps of: setting a service characteristic information indicating a characteristic of the service after determining whether the service requested by the user is a service defined by the user at the service request of the user terminal; Providing a service to the user terminal by allocating a path and a resource of the service according to the service characteristic information in the service path and resource management server; Transmitting, by the user terminal, service haptic quality feedback information indicating service haptic satisfaction to the service management server when the service haptic quality for the service is not satisfied; Updating the service characteristic information when the service management server receives the service experienced quality feedback information from the user terminal; And reallocating a path and a resource of the service according to the updated service characteristic information in the service path and resource management server to provide the service to the user terminal. do.

As described above, according to the present invention, when applying a new service in a wired or wireless communication network, it is possible to grasp the service characteristics by receiving a user's service satisfaction level in real time, thereby saving time and cost for applying a new service. In addition, since feedback is directly received from the user on the quality of service experience, the optimal service characteristics can be configured to increase the user's service satisfaction and network availability.

Hereinafter, an embodiment of the present invention will be described in detail with reference to the accompanying drawings. In addition, in describing the present invention, if it is determined that the detailed description of the related well-known configuration or function may obscure the gist of the present invention, the detailed description thereof will be omitted.

1 is a block diagram illustrating a service quality control system in a wired / wireless communication network according to an embodiment of the present invention.

Referring to FIG. 1, the service quality management system according to the present invention includes a user terminal 110, a wired / wireless communication network 120, a service management server 130, and a service path and resource management server 140.

The user terminal 110 requests services such as voice (VoIP), text message (SMS), video (multimedia), and file transfer protocol (FTP) through the wired / wireless communication network 120, and provides a service path. And when the service haptic quality is not satisfied for the service provided from the resource management server 140, the service haptic quality feedback information indicating the service haptic satisfaction is transmitted to the service management server 130.

The wired / wireless communication network 120 provides an access path for the user terminal 110 to access the service management server 130 to transmit and receive data, and may include the Internet and a mobile communication network.

When the service management server 130 requests a service of the user terminal 110, the service management server 130 determines whether the requested service is a service whose service characteristic information is predefined by the user, and then provides service characteristic information indicating the characteristic of the service path and It transmits to the resource management server 140. Here, the service characteristic information includes bandwidth, real time and reliability.

In detail, the service management server 130 transmits the service characteristic information defined by the user to the service path and resource management server 140 when the service is a service whose service characteristic information is predefined by the user. If the service characteristic information is not a service defined by the user, the service characteristic information basically set is transmitted to the service path and resource management server 140. Here, as shown in FIG. 2, the service characteristic information set as a default classifies and combines the service characteristic information to create a service group, and defines a service corresponding to the service group in advance to execute the service group when a specific service is executed. Find and use the relevant characteristics to ensure quality of service experience.

In addition, the service management server 130 receives the service haptic quality feedback information from the user terminal 110 until the service haptic satisfaction is a predetermined level or more, and updates the service characteristic information. Therefore, the service management server 130 will provide the best quality service to the user.

The service path and resource management server 140 receives service characteristic information from the service management server 130 and allocates a path and a resource of the service according to the service characteristic information to provide the service to the user terminal 110.

When the service characteristic information is updated by the service management server 130, the service path and resource management server 140 according to the present invention reassigns the path and resources of the service according to the updated service characteristic information to the user terminal 110. Service).

3 is a signal flowchart illustrating a service quality control method for a wired / wireless communication network according to an embodiment of the present invention.

Referring to FIG. 3, the user terminal 110 transmits voice (VoIP), text (Short Message Service (SMS)), video (Multimedia), and file transfer to the service management server 130 through the wired / wireless communication network 120. Request a service such as Protocol (FTP) (S310).

The service management server 130 determines whether the requested service is a service whose service characteristic information is predefined by the user (S320), and if the requested service is a service whose service characteristic information is predefined by the user, The service characteristic information is transferred to the service path and the resource management server 140 (S322).

That is, if the user has used the service before and is not satisfied with the service haptic quality while receiving the service, by transmitting the service haptic quality feedback information indicating the service haptic satisfaction (or service completeness), the bandwidth of the service, Service characteristic information such as real time and reliability is set according to its own service environment, and when the corresponding service is used next time, the service is used according to the existing service characteristic information. For example, when the user's voice is disconnected when the user uses the voice call service, the service quality information feedback requesting the service real-time is transmitted to prioritize the service real-time and set the service characteristic information. You will be provided.

In operation S320, when the requested service is a service for which service characteristic information is not defined by the user, the service management server 130 transmits the service characteristic information, which is basically set, to the service path and resource management server 140 (S330). .

The service path and resource management server 140 provides a service to the user terminal 110 by allocating a path and a resource of the service according to the received service characteristic information (S340).

When the user terminal 110 does not satisfy the service haptic quality for the service, the user terminal 110 transmits service haptic quality feedback information indicating the service haptic satisfaction to the service management server 130 (S350).

Accordingly, when the service management server 130 receives the service haptic quality feedback information from the user terminal 110, the service characteristic information is updated (S370), and the updated service characteristic information is transmitted to the service path and resource management server 140. Transfer to (S380). In this case, the service management server 130 may receive the service haptic quality feedback information from the user terminal 110 and update the service characteristic information until the service haptic satisfaction becomes a predetermined level or more.

Therefore, when the service management server 130 newly adds a service or changes a service characteristic in the wired / wireless communication network 120, the service management server 130 finds an optimal service characteristic for the user terminal 110 and provides the best quality of service to the user terminal 110.

The service path and resource management server 130 reassigns the path and resources of the service according to the updated service characteristic information and provides the service to the user terminal 110 (S390).

The foregoing description is merely illustrative of the technical idea of the present invention, and various changes and modifications may be made by those skilled in the art without departing from the essential characteristics of the present invention. Accordingly, the embodiments disclosed in the present invention are not intended to limit the technical spirit of the present invention but to describe the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments. The protection scope of the present invention should be interpreted by the following claims, and all technical ideas within the equivalent scope should be interpreted as being included in the scope of the present invention.

1 is a block diagram illustrating a service quality control system in a wired / wireless communication network according to an embodiment of the present invention;

2 is a table showing an example of service characteristics for each service group;

3 is a signal flowchart illustrating a service quality control method for a wired / wireless communication network according to an embodiment of the present invention.

<Description of Symbols for Main Parts of Drawings>

110: user terminal 120: wired and wireless communication network

130: service management server 140: service path and resource management server

Claims (9)

A user terminal that requests a service through a wired / wireless communication network and transmits service haptic quality feedback information indicating service haptic satisfaction when the service haptic quality of the received service is not satisfied; A service management server configured to set service characteristic information indicating a characteristic of the service when a service request is made by the user terminal, and to update the service characteristic information when the service feel quality feedback information is received from the user terminal; And A service path and resource management server for providing the service to the user terminal by allocating a path and a resource of the service according to the received service characteristic information when receiving the set or updated service characteristic information from the service management server; Quality of experience service management system in a wired or wireless network including a. The method of claim 1, The service management server quality management system in a wired / wireless communication network, characterized in that for updating the service characteristic information until the service haptic satisfaction feedback from the user terminal is a predetermined level or more. The method of claim 1, When the service characteristic information is updated by the service management server, the service path and resource management server reallocates the path and resources of the service according to the updated service characteristic information. Management system. The method of claim 1, The quality of service management system in a wired / wireless communication network, wherein the service characteristic information includes at least one of bandwidth, real time, and reliability. Determining whether the service requested by the service management server is a service in which service characteristic information is predefined by a user when requesting a service of a user terminal, and setting service characteristic information indicating the characteristic of the service; Providing a service to the user terminal by allocating a path and a resource of the service according to the service characteristic information in the service path and resource management server; Transmitting, by the user terminal, service haptic quality feedback information indicating service haptic satisfaction to the service management server when the service haptic quality for the service is not satisfied; Updating the service characteristic information when the service management server receives the service experienced quality feedback information from the user terminal; And Reassigning a path and a resource of the service according to the updated service characteristic information in the service path and resource management server to provide the service to the user terminal; Service quality experience management method in a wired or wireless communication network comprising a. The method of claim 5, wherein updating the service characteristic information comprises: The service management quality management method in the wired / wireless communication network, characterized in that the service management server updates the service characteristic information until the service haptic satisfaction fed back from the user terminal is a predetermined level or more. The method of claim 5, wherein the setting of the service characteristic information, When the service is a service for which service characteristic information is not defined by the user, the service management server transmits service characteristic information, which is basically set, to the service path and resource management server. How to manage. The method of claim 5, wherein the setting of the service characteristic information, When the service is a service whose service characteristic information is predefined by the user, the service management server transmits the service characteristic information defined by the user to the service path and resource management server. Service quality management method in The method of claim 8, The service characteristic information management service quality control method in a wired or wireless communication network, characterized in that it comprises at least one of bandwidth, real-time and reliability.

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