KR101629430B1 - Apparatus and method for simultaneously transmitting data in heterogeneous network - Google Patents

Abstract

The present invention relates to a method and an apparatus for providing a simultaneous transmission service in which partial data segmented in data transmission and reception can be transmitted / received using a plurality of heterogeneous networks, A heterogeneous system capable of effectively simultaneously transmitting one data session to a plurality of links by effectively distributing / transmitting each network based on tunneling information for managing network-specific access addresses and deriving tunneling information for each of the partial data, A network-based data concurrent transmission service method is disclosed. To this end, the management apparatus of the present invention allocates an identification address to a terminal device connected in correspondence with a simultaneous transmission service for dividing data to be transmitted and transmitting and receiving through two or more networks, and the security of the two or more networks is relatively And provides the allocated identification address to the terminal apparatus when registering the service corresponding to the first network to which the first network is guaranteed and allocates the allocation address to the terminal apparatus when registering the service corresponding to the second network, And a public access address of the management apparatus, and maps a connection address for each network of the terminal apparatus, which is obtained at the time of service registration of the terminal apparatus corresponding to the two or more networks, to the assigned identification address, The data to be transmitted to the terminal device, The first network connection address of the terminal device and the management information of the first network connection address of the terminal device are registered in the partial data selected corresponding to the first network by recognizing the identification address of the managed terminal device and the mapped network connection address, And a second network connection address of the terminal apparatus and a public access address of the management apparatus are included in the partial data selected corresponding to the second network by providing tunneling information including the security access address of the apparatus and the identification address, And providing the tunneling information and the identification address.

Description

TECHNICAL FIELD [0001] The present invention relates to a heterogeneous network-based data concurrent transmission service method, and a management apparatus applied to the same. BACKGROUND OF THE INVENTION < RTI ID =

The present invention relates to a heterogeneous network-based data concurrent transmission service method, and more particularly, to a simultaneous transmission service method in which partial data segmented in data transmission / reception can be transmitted / received using a plurality of heterogeneous networks, To a separate identification address to be allocated to the terminal apparatus, effectively managing the connection address for each network of the terminal apparatus and distributing / transmitting it on a network-by-network basis based on the tunneling information for deriving the different network added to each of the partial data And more particularly, to a management apparatus and an operation method of a management apparatus capable of effectively simultaneously transmitting one data session to a plurality of links.

Recently, operators often provide services based on multiple wireless technologies at the same time. In Korea, major operators are building and servicing networks by introducing WCDMA, CDMA, WiBro and WLAN (WiFi) technology, which is the nearest wireless network. In addition, LTE (Long Term Evolution) network is actively being introduced recently.

The present method in which a terminal device uses a data service in a heterogeneous network environment in which a plurality of networks are mixed is a method in which a controllability of a provider is excluded by an access network selection method by directly changing a terminal device user It is a passive method when considering the position of the business operator.

Meanwhile, as various wireless devices such as smartphones and tablet PCs are increasing and data rates are becoming cheaper, and at the same time, various large-capacity data services are increasing, the network load ratio of operators is rapidly rising, It is a threat from the side.

Accordingly, there is a need for a new service method for efficiently selecting an access network of a terminal device according to the state of a network in a heterogeneous network environment where a plurality of networks are mixed and efficiently transmitting data using the selected network.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and it is an object of the present invention to provide an apparatus and method for allocating an identification address to a terminal device connected in correspondence with a simultaneous transmission service, And provides the allocated identification address to the terminal apparatus when registering a service corresponding to a first network in which security among the two or more networks is relatively secured, When the service registration corresponding to the at least one network is performed, providing the allocated identification address and the open access address of the management apparatus to the terminal apparatus, Maps the connection address to the assigned identification address and manages the connection address, And a control unit for recognizing the identification address of the managed terminal and the mapped network connection address of the managed terminal, and transmitting the selected partial data corresponding to the first network The method comprising: providing the tunneling information including the first network connection address of the terminal apparatus and the security access address of the management apparatus and the identification address; Providing a tunneling information including a connection address and a public access address of the management apparatus and the management address of the management apparatus and the management apparatus including the identification address to provide a mapping to a separate identification address to be allocated to the terminal apparatus, The network-specific access address of the partial data, One data session by the distribution / transmission network, each based on the tunneling information to derive a different network via to be added is to effectively simultaneous transmission of a plurality of links.

According to a first aspect of the present invention, there is provided a management apparatus for dividing data to be transmitted and addressing a plurality of terminal apparatuses connected to each other in response to a simultaneous transmission service for transmitting and receiving data over two or more networks, Sugar; A first network registration processing unit for providing the assigned identification address to the terminal apparatus when registering a service corresponding to a first network in which security among the two or more networks is relatively secured; A second network registration processing unit for providing the allocated identification address and the open access address of the management apparatus to the terminal apparatus when registering a service corresponding to a second network that is not secured among the two or more networks; An address mapping manager for mapping a connection address for each network of the terminal device obtained at the time of service registration of the terminal device corresponding to the two or more networks to the assigned identification address; The method comprising the steps of: selecting one of partial data segmented from transmission target data to be provided to the terminal device for each network; recognizing an identification address of the terminal device and a mapped network connection address; Wherein the management information includes tunneling information including the first network connection address of the terminal apparatus and the security access address of the management apparatus and the identification address, A data division controller for providing tunneling information including a network connection address and a public access address of the management apparatus and the identification address; And a communication unit for transmitting the partial data provided by the data division control unit through two or more networks.

Preferably, among the partial data received based on the secure connection address of the management apparatus via the first network and the partial data received based on the open access address of the management apparatus via the second network, And extracts and combines the partial data mapped with the identification address of the data link control unit.

According to a second aspect of the present invention, there is provided a method of operating a management device, the method comprising: allocating an identification address to a terminal device connected in correspondence with a simultaneous transmission service for dividing data to be transmitted and transmitting / A step of assigning an identification address; A first network registration processing step of providing the allocated identification address to the terminal device when registering a service corresponding to a first network in which security among the two or more networks is relatively secured; A second network registration processing step of providing the allocated identification address and the open access address of the management apparatus to the terminal apparatus when registering a service corresponding to a second network that is not secured among the two or more networks; An address mapping management step of mapping a connection address for each network of the terminal device obtained at the time of service registration of the terminal device corresponding to the two or more networks to the assigned identification address; A partial data selection step of selecting, among the partial data divided from the transmission target data to be provided to the terminal device, for each network; A step of recognizing the managed terminal's identification address and the mapped network-specific access address; And providing the tunneling information including the first network connection address of the terminal apparatus and the security access address of the management apparatus and the identification address to the selected partial data corresponding to the first network, Providing partial data including tunneling information including a second network connection address of the terminal apparatus and a public access address of the management apparatus and the identification address to the selected partial data; And a partial data transmission step of transmitting the provided partial data through two or more networks.

Preferably, among the partial data received based on the secure connection address of the management apparatus via the first network and the partial data received based on the open access address of the management apparatus via the second network, A partial data extracting step of extracting partial data mapped with an identification address of the partial data; And a partial data combining step of combining the extracted partial data.

According to the operating method of the management apparatus and the management apparatus of the present invention, in an environment that provides a simultaneous transmission service that enables partial data divided and transmitted in data transmission / reception to be transmitted / received using a plurality of heterogeneous networks, By allocating / transmitting data on a network based on the tunneling information for effectively managing the network-specific access address of the terminal device by mapping to the separate identification address to be allocated and deriving the different network added to each of the partial data, The session can be effectively simultaneously transmitted over a plurality of links.

1 is a configuration diagram illustrating a heterogeneous network-based data concurrent transmission service system according to a preferred embodiment of the present invention.
2 is a block diagram showing the configuration of a management apparatus according to a preferred embodiment of the present invention.
FIG. 3 is a flowchart illustrating a method of simultaneously transmitting heterogeneous network-based data according to a preferred embodiment of the present invention.
FIG. 4 is a flowchart illustrating an operation of assigning an identification address in an operation method of a management apparatus according to a preferred embodiment of the present invention.
5 is a flowchart illustrating a process of transmitting / receiving partial data in an operation method of a management apparatus according to a preferred embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings.

FIG. 1 illustrates a heterogeneous network-based data concurrent transmission service system according to a preferred embodiment of the present invention.

As shown in FIG. 1, the heterogeneous network-based data concurrent transmission service system according to the present invention includes a management device 400 (hereinafter, referred to as " 400 ") for supporting concurrent transfer service for dividing transmission object data into two or more partial data, And a terminal device 100 connected to the management apparatus 400 via two or more networks and using a simultaneous transmission service.

Here, two or more networks, i.e., heterogeneous networks, may include WCDMA, CDMA, WiBro, WLAN (WiFi) and Long Term Evolution (LTE).

In the present invention, for convenience of explanation, a first network (hereinafter referred to as a "3G network"), which refers to a wireless packet service network (WCDMA) among two or more networks, and a second network 2 network (hereinafter referred to as "WiFi network"). Accordingly, the first network device 200 refers to a 3G network, that is, a Gateway GPRS Support Node (GGSN) for operating a wireless packet service network. In addition, the second network device 300 includes a WiFi network, And an access point (AP) for operating a short-range wireless network.

In addition, the heterogeneous network-based data concurrent transmission service system according to the present invention includes an external device 500 that receives data combined / restored according to a simultaneous transmission service from the management device 400, and a policy management Device (not shown).

The external device 500 refers to a server device that transmits and receives data to and from the receiving device 100 through the management device 400. The external device 500 is connected to the receiving device 100 through data transmission / For example, various services such as a portal service and a content providing service can be provided.

In addition, the policy management device (not shown) may be configured to manage various network parameters and network conditions on the heterogeneous network including, for example, subscriber preference, subscriber type, subscription plan, The network selection policy is determined based on the network status information received from the network 400 and provided to the reception apparatus 100 and the management apparatus 400. [

The heterogeneous network-based data concurrent transmission service according to the present invention is a service for simultaneously transmitting and receiving data between the receiving apparatus 100 and the external apparatus 500 by dividing one piece of data between the receiving apparatus 100 and the managing apparatus 400, A partial data is transmitted using a plurality of heterogeneous networks (e.g., 3G and WiFi), and the received partial data is combined to restore the original data.

Accordingly, the present invention effectively maps the network connection addresses of the terminal apparatuses by mapping them to separate identification addresses allocated to the terminal apparatuses during the service registration process through a plurality of heterogeneous networks (e.g., 3G and WiFi) A specific configuration of a management apparatus capable of effectively simultaneously transmitting one data session to a plurality of links by distributing / transmitting each network based on tunneling information leading to different networks added to each partial data is proposed.

First, the terminal device 100 performs a service registration procedure for the management device 400 through two or more networks (for example, 3G and WiFi) to be used through the simultaneous transmission service.

To this end, the terminal device 100 requests the address information of the management device 400 to the address providing device (e.g., DNS server) through the first network that is relatively secure, that is, the 3G network, (E.g., Private IP) of the access point 400.

The terminal device 100 accesses the management apparatus 400 through the first network, that is, the 3G network, based on the security access address (e.g., Private IP) of the management apparatus 400, Request registration.

The management device 400 performs a service registration process corresponding to the first network of the terminal device 100, that is, the 3G network, by performing a predefined sequence of service registration authentication procedures, And will return to the device 100.

At this time, the management apparatus 400 allocates a separate identification address to the terminal 100 connected to the simultaneous transmission service.

For example, the service registration request corresponding to the 3G network may be the case in which the terminal device 100 first accesses the management apparatus 400 in response to the simultaneous transmission service, and the management apparatus 400 then transmits the service registration request corresponding to the 3G network A separate identification address (e.g., a virtual IP) may be assigned to the terminal device 100 in the service registration.

When the management apparatus 400 returns a service registration response according to the service registration corresponding to the first network, that is, the 3G network in which the security is relatively secured, to the terminal apparatus 100, One can provide an identifying address.

On the other hand, when the service registration for the first network is completed, the terminal device 100 registers the service corresponding to the second network, that is, the WiFi network, based on the security access address (e.g., Private IP) of the management apparatus 400 The management apparatus 400 can request the management apparatus 400. [

At this time, the terminal device 100 may request the management apparatus 400 to register the service corresponding to the second network, that is, the WiFi network, by connecting to the management apparatus 400 through the 3G network or the WiFi network.

The management device 400 performs a service registration process corresponding to the second network of the terminal device 100, that is, the WiFi network, by performing a predefined sequence of service registration authentication procedures, And will return to the device 100.

At this time, when the management apparatus 400 returns the service registration response according to the service registration corresponding to the second network that is not secured, that is, the WiFi network, to the terminal apparatus 100, Address and the public access address (e.g., Public IP) of the management apparatus 400.

The management apparatus 400 further includes a network connection address (e.g., a terminal 3G IP, a terminal IP address) of the terminal apparatus 100 acquired at the time of service registration of the terminal apparatus 100 corresponding to two or more networks (e.g., 3G, WiFi) WiFi IP) to the assigned identification address.

On the other hand, the terminal device 100 transmits a specific identification address (e.g., virtual IP) obtained in response to the service registration request for two or more networks (e.g., 3G, WiFi) (E.g., Public IP) and the security access address of the management apparatus 400 (e.g., Private IP).

When the service registration procedure for two or more networks (e.g., 3G, WiFi) is normally completed, the terminal apparatus 100 can access the management apparatus 400 via two or more networks and use the simultaneous transmission service.

Hereinafter, the configuration of a management apparatus, which is a core of the present invention, will be described in more detail with reference to FIG.

The management apparatus 400 according to the present invention includes an address allocation unit 410 for allocating an identification address to the terminal device 100 connected in correspondence with the simultaneous transmission service for dividing the transmission object data and transmitting and receiving through two or more networks, A first network registration processing unit 420 for providing the assigned identification address to the terminal device 100 in a service registration corresponding to a first network in which security among the two or more networks is relatively secured, A second network registration processing unit 430 for providing the allocated identification address and the open access address of the management apparatus 400 to the terminal apparatus 100 in the service registration corresponding to the second network whose security is not ensured in the network, , Maps each network connection address of the terminal device (100) acquired at the time of service registration of the terminal device (100) corresponding to the two or more networks to the assigned identification address, and manages An address mapping management unit 440 and an address management unit 440 for selecting one of partial data divided from the transmission data to be provided to the terminal device 100 and recognizing the identification address of the managed terminal device 100 and the mapped network- And providing tunneling information including the first network connection address of the terminal apparatus 100 and the security access address of the management apparatus 400 and the identification address to the selected partial data corresponding to the first network, A data division controller 450 for providing tunneling information including the second network connection address of the terminal device 100 and the public access address of the management apparatus 400 and the identification address to selected partial data corresponding to the second network, And a communication unit 470 for transmitting the partial data provided by the data division control unit 450 through two or more networks.

The management apparatus 400 according to the present invention further includes a management unit 400 for managing partial data received on the basis of the security access address of the management apparatus 400 via the first network, And a data combining controller 460 for extracting and combining the partial data mapped with the identification address of the terminal device 100 among the partial data received based on the received data.

The address assignment unit 410 generates and assigns an identification address to the terminal device 100 connected to the simultaneous transmission service.

For example, a connection from the terminal device 100 requesting service registration corresponding to the first network, that is, the 3G network, to be described later in the first network registration processing section 420 is transmitted to the terminal device 100 The address assignment unit 410 may identify a separate identification address (e.g., virtual IP) corresponding to the terminal apparatus 100 in the service registration corresponding to the 3G network, Can be assigned.

The first network registration processing unit 420 may be configured to register the first network in the first network, which is relatively secure among two or more networks (for example, 3G and WiFi) (100) to provide the assigned identification address.

More specifically, the first network registration processing unit 420 receives a service corresponding to the first network, that is, a service corresponding to the 3G network, from the connected terminal device 100 based on the secure connection address (e.g., Private IP) And receives a registration request.

The first network registration processing unit 420 performs a service registration process corresponding to the first network of the terminal device 100, that is, the 3G network, by performing a predefined sequence of service registration authentication procedures, And returns a registration response to the terminal device 100. [

At this time, when the first network registration processing unit 420 returns the service registration response to the terminal device 100, the first network registration processing unit 420 can provide the identification address assigned to the terminal device 100. [

The second network registration processing unit 430 may be configured to register the second network registration processing unit 430 in the service registration corresponding to the second network, 100 to provide the allocated identification address and the public access address of the management apparatus 400.

More specifically, the second network registration processor 430 receives a service corresponding to the second network, i.e., the WiFi network, from the connected terminal device 100 based on the secure connection address (e.g., Private IP) of the management apparatus 400 And receives a registration request.

The second network registration processing unit 430 performs a service registration process corresponding to the second network of the terminal device 100, that is, the WiFi network, by performing a predefined sequence of service registration authentication procedures, And returns a registration response to the terminal device 100. [

The second network registration processing unit 430 transmits the service registration response to the terminal device 100. The second network registration processing unit 430 transmits the service registration response to the terminal device 100. In this case, IP).

The address mapping management unit 440 maps the network connection addresses of the terminal apparatuses 100 acquired at the time of service registration of the terminal apparatuses 100 corresponding to two or more networks to the assigned identification addresses and manages them.

More specifically, the address mapping management unit 440 obtains the connection address of the terminal device 100, that is, the terminal 3G IP, when registering the service of the terminal device 100 corresponding to the first network, that is, the 3G network, It is possible to obtain the connection address of the terminal device 100, that is, the terminal WiFi IP, when registering the service of the terminal device 100 corresponding to the WiFi network.

The address mapping management unit 440 maps and manages the connection addresses (e.g., the terminal 3G IP and the terminal WiFi IP) of the acquired terminal device 100 to the assigned identification address (e.g., virtual IP) .

Accordingly, the management apparatus 400 of the present invention assigns a separate identification address corresponding to each terminal device registered in the service for the simultaneous transmission service, maps the same to the assigned identification address, .

The data division control unit 450 selects one of the partial data divided from the transmission target data to be provided to the terminal device 100 for each network and identifies the identification address of the managed terminal device 100 and the mapped network connection address And providing tunneling information including the first network connection address of the terminal apparatus 100 and the security access address of the management apparatus 400 and the identification address to the selected partial data corresponding to the first network, Tunneling information including the second network connection address of the terminal apparatus 100 and the public access address of the management apparatus 400 and the identification address are included in the selected partial data corresponding to the second network.

More specifically, the data division control unit 450 selects, on a network-by-network basis, partial data segmented from transmission target data to be provided to the terminal device 100. [

That is, when the data to be transmitted to the terminal device 100 is received from the external device 500, the data division controller 450 divides the data into partial data and transmits the data to the terminal device 100 based on the predetermined data transmission rate Partial data segmented from the target data is selected for each access network.

For example, the data division control unit 450 controls the data transmission rate for each connection network (e.g., 3G and WiFi), i.e., the first transmission rate for data transmission to the first network device 200, Selects the first partial data to be transmitted to the first network device 200 among the partial data divided from the transmission target data based on the confirmed transmission rate, and selects the first partial data to be transmitted to the first network device 200, The second partial data to be transmitted to the second network device 300 is selected.

On the other hand, the data division controller 450 recognizes the identification address of the terminal device 100 managed in correspondence with the terminal device 100 and the mapped network connection addresses (e.g., the terminal 3G IP and the terminal WiFi IP).

The data division control unit 450 receives the first network connection address (e.g., the terminal 3G IP) of the terminal device 100 and the security connection address of the management apparatus 400 (E.g., virtual IP) of the terminal device 100 to the communication unit 470. The communication unit 470 receives the tunneling information including the IP address (e.g., private IP)

Then, the data division controller 450 adds the second network connection address (e.g., the terminal WiFi IP) of the terminal device 100 and the public access address of the management apparatus 400 to the second partial data selected corresponding to the second network (E.g., public IP), and an identification address (e.g., a virtual IP) of the terminal apparatus 100 to the communication unit 470.

The communication unit 470 transmits the partial data selected / provided for each connection network using the corresponding network.

That is, the communication unit 470 transmits a plurality of first partial data selected corresponding to the 3G network to the first network device 200 located in the 3G network, and transmits a plurality of second partial data selected corresponding to the WiFI network The first network device 200 transmits the first partial data to the terminal device 100 as the receiving device and the second network device 300 transmits the first partial data to the second network device 300 located in the WiFi network, 2 partial data to the terminal device 100 as a receiving apparatus.

Furthermore, the management apparatus 400 of the present invention may further include a data coupling control unit 460. [

The data combination control unit 460 receives the partial data received based on the security access address (e.g., Private IP) of the management apparatus 400 itself via the first network and the partial data received via the second network, Extracts partial data mapped with the identification information of the terminal device 100 from the partial data received based on the connection address (e.g., Public IP), and combines the partial data.

More specifically, the data combination control unit 460 receives the first partial data based on the secure connection address (e.g., Private IP) of the management apparatus 400 via the first network, that is, the 3G network, And can receive second partial data based on a public access address (e.g., Public IP) of the management apparatus 400 via the network.

The data combination control unit 460 extracts partial data mapped with the identification information (e.g., virtual IP) of the specific terminal device 100 among the partial data including the received first partial data and the second partial data do. Then, the data combination control unit 460 can combine and combine them in accordance with the order information included in the partial data, thereby generating original transfer target data.

Accordingly, the data combination control unit 460 may transmit the transmission target data combined / generated with the partial data received from the terminal device 100 to the corresponding external device 500.

As described above, the heterogeneous network-based data concurrent transmission service system including the management apparatus according to the present invention provides a simultaneous transmission service for transmitting / receiving partial data segmented by data transmission / reception using a plurality of heterogeneous networks In the environment in which the partial data is mapped to a separate identification address allocated to the terminal device, the connection address for each network of the terminal device is effectively managed, and based on the tunneling information for deriving the different network added to each partial data, By distributing / transmitting, one data session can be effectively simultaneously transmitted over a plurality of links.

Hereinafter, a method for simultaneously transmitting data based on heterogeneous networks according to a preferred embodiment of the present invention will be described with reference to FIGS. 3 to 5. FIG. Here, for convenience of description, the components shown in FIGS. 1 and 2 will be described with reference to corresponding reference numerals.

First, referring to FIG. 3, a method of simultaneously transmitting heterogeneous network-based data according to a preferred embodiment of the present invention will be described.

The terminal device 100 performs a service registration procedure for the management device 400 through two or more networks (e.g., 3G and WiFi) to be used through the simultaneous transmission service.

To this end, the terminal device 100 requests the address information of the management apparatus 400 to the address providing apparatus (e.g., a DNS server) through the first network that is relatively secure, i.e., the 3G network (S10) Thus, the security access address (e.g., Private IP) of the management apparatus 400 can be obtained (S15).

The terminal device 100 accesses the management apparatus 400 through the first network, that is, the 3G network, based on the security access address (e.g., Private IP) of the management apparatus 400, Registration is requested (S20).

The management device 400 performs a service registration process corresponding to the first network of the terminal device 100, that is, the 3G network, by performing a predefined sequence of service registration authentication procedures, And will return to the device 100.

At this time, the management apparatus 400 allocates a separate identification address to the connected terminal device 100 in response to the simultaneous transmission service (S30).

For example, the service registration request corresponding to the 3G network may be the case in which the terminal device 100 first accesses the management apparatus 400 in response to the simultaneous transmission service, and the management apparatus 400 then transmits the service registration request corresponding to the 3G network A separate identification address (e.g., a virtual IP) may be assigned to the terminal device 100 in the service registration.

When the management apparatus 400 returns a service registration response according to the service registration corresponding to the first network, that is, the 3G network in which the security is relatively secured, to the terminal apparatus 100, An identification address can be provided (S40).

On the other hand, when the service registration for the first network is completed, the terminal device 100 registers the service corresponding to the second network, that is, the WiFi network, based on the security access address (e.g., Private IP) of the management apparatus 400 And may request the management apparatus 400 (S50).

At this time, the terminal device 100 may request the management apparatus 400 to register the service corresponding to the second network, that is, the WiFi network, by connecting to the management apparatus 400 through the 3G network or the WiFi network.

The management device 400 performs a service registration process corresponding to the second network of the terminal device 100, that is, the WiFi network, by performing a predefined sequence of service registration authentication procedures, And will return to the device 100.

At this time, when the management apparatus 400 returns the service registration response according to the service registration corresponding to the second network that is not secured, that is, the WiFi network, to the terminal apparatus 100, (E.g., Public IP) of the address and management apparatus 400 (S60).

The management apparatus 400 further includes a network connection address (e.g., a terminal 3G IP, a terminal IP address) of the terminal apparatus 100 acquired at the time of service registration of the terminal apparatus 100 corresponding to two or more networks (e.g., 3G, WiFi) WiFi IP) to the assigned identification address (S70).

On the other hand, the terminal device 100 transmits a specific identification address (e.g., virtual IP) obtained in response to the service registration request for two or more networks (e.g., 3G, WiFi) (E.g., Public IP) and the security access address (e.g., Private IP) of the management apparatus 400 (S80).

When the service registration process for two or more networks (e.g., 3G, WiFi) is normally completed, the terminal device 100 can access the management device 400 through two or more networks and use the simultaneous transmission service ( S90).

Hereinafter, an operation method of the management apparatus according to the present invention will be described in more detail with reference to FIG.

The operation method of the management apparatus according to the present invention generates and assigns an identification address to the terminal device 100 connected to the simultaneous transmission service.

For example, the method of operation of the management apparatus according to the present invention is such that when the service registration is requested corresponding to the first network, that is, the 3G network (S100), the connection from the present terminal device 100, The operation method of the management apparatus according to the present invention may be a case in which the terminal 100 is connected to the management apparatus 400 for the first time, (E.g., virtual IP) (S110).

A method for operating a management device according to the present invention is a method for operating a management device in a service network, such as a first network in which security is relatively secured among two or more networks (for example, 3G and WiFi) And provides the assigned identification address to the device 100 (S120).

More specifically, the method of operation of the management device according to the present invention is a method of operating the management device 400 from a connected terminal device 100 based on a security access address (e.g., Private IP) of the management device 400, And receives a service registration request.

The operation method of the management apparatus according to the present invention performs a service registration corresponding to the first network of the terminal device 100, that is, the 3G network, by performing a predefined sequence of service registration authentication procedures, And return a service registration response to the terminal device 100. [

At this time, the operation method of the management apparatus according to the present invention can provide the identification address assigned to the terminal device 100 when the service registration response is returned to the terminal device 100. [

A method of operating a management device according to the present invention is a method of operating a management device in a wireless network including a plurality of networks (e.g., 3G and WiFi) The management server 100 provides the assigned identification address and the public access address of the management apparatus 400. [

More specifically, the method of operation of the management apparatus according to the present invention is a method for managing a management information from a connected terminal device 100 based on a security access address (e.g., Private IP) of the management apparatus 400 to a second network And receives a service registration request (S130).

The operation method of the management apparatus according to the present invention performs a service registration corresponding to the second network of the terminal device 100, that is, the WiFi network, by performing a predefined sequence of service registration authentication procedures, And return a service registration response to the terminal device 100. [

The operation method of the management apparatus according to the present invention is a method in which when a service registration response is returned to the terminal device 100, an identification address assigned to the terminal device 100 and a public access address (e.g., Public IP) (S140).

The operation method of the management apparatus according to the present invention manages a network connection address of the terminal device 100 acquired at the time of service registration of the terminal device 100 corresponding to two or more networks by mapping the assigned access address to the assigned identification address S150).

More specifically, the method of operation of the management device according to the present invention acquires the access address of the terminal device 100, that is, the terminal 3G IP, when registering the service of the terminal device 100 corresponding to the first network, that is, the 3G network, It is possible to obtain the connection address of the terminal device 100, that is, the terminal WiFi IP, when registering the service of the terminal device 100 corresponding to the 2 network or WiFi network.

The operation method of the management apparatus according to the present invention is a method of mapping the network-specific connection addresses (e.g., terminal 3G IP and terminal WiFi IP) of the terminal device 100 to be acquired to the assigned identification address (e.g., virtual IP) .

A method for operating a management apparatus according to the present invention is a method for allocating a separate identification address corresponding to each terminal device registered for a service for a simultaneous transmission service and mapping the same to an assigned identification address, Effective management.

Hereinafter, a process of transmitting / receiving partial data in the operation method of the management apparatus will be described with reference to FIG.

The operation method of the management apparatus according to the present invention is a method for selecting among partial data segmented from transmission target data to be provided to the terminal device 100 and transmitting the identification address of the managed terminal device 100 and the mapped network- And includes tunneling information including the first network connection address of the terminal device 100 and the secure connection address of the management apparatus 400 and the identification address in the selected partial data corresponding to the first network, And provides tunneling information including the second network connection address of the terminal apparatus 100 and the public access address of the management apparatus 400 and the identification address to the selected partial data corresponding to the second network.

More specifically, the operating method of the management apparatus according to the present invention selects, among the partial data segmented from the transmission target data to be provided to the terminal device 100, for each network.

That is, the operation method of the management apparatus according to the present invention is a method of operating the management apparatus according to the present invention, when receiving transfer target data to be transferred from the external device 500 to the terminal device 100 (S160) The partial data segmented from the transmission object data is selected for each access network based on the transmission ratio (S170).

For example, the method of operation of the management device according to the present invention may be applied to a data transmission rate for each access network (e.g., 3G and WiFi), i.e., a first transmission rate for data transmission to the first network device 200, Selects the first partial data to be transmitted to the first network device 200 among the divided partial data in the transmission target data based on the confirmed transmission ratio, , And selects the second partial data to be transmitted to the second network device 300 among the remaining partial data.

The method of operation of the management apparatus according to the present invention is a method in which the identification address of the terminal device 100 managed in correspondence with the terminal device 100 and the mapped network specific access addresses (e.g., the terminal 3G IP and the terminal WiFi IP) I know.

The operation method of the management apparatus according to the present invention is a method of operating the management apparatus according to the first embodiment of the present invention. The first network access address (e.g., terminal 3G IP) of the terminal apparatus 100 and the first network connection address (E.g., virtual IP) of the terminal apparatus 100, and provides tunneling information including a secure access address (e.g., Private IP) and the identification information of the terminal apparatus 100 to the second partial data selected corresponding to the second network, Tunneling information including a second network connection address (e.g., a terminal WiFi IP) of the management apparatus 100 and a public access address (e.g., Public IP) of the management apparatus 400 and an identification address of the terminal apparatus 100 Virtual IP) (S180).

In the operation method of the management apparatus according to the present invention, partial data selected / provided for each access network is transmitted using the corresponding network (S190).

That is, a method of operating a management device according to the present invention is a method for transmitting a plurality of first partial data selected corresponding to a 3G network to a first network device 200 located in a 3G network, The first network device 200 transmits the first partial data to the terminal device 100 as the receiving device by transmitting the second partial data to the second network place 300 located in the WiFi network, (300) transmits the second partial data to the terminal device (100) as a receiving device.

Further, the method of operation of the management apparatus according to the present invention is a method of managing the management information of the management apparatus 400 via the first network, including partial data received based on the security access address (e.g., private IP) Extracts partial data mapped with the identification information of the terminal device 100 among the partial data received based on the public access address (e.g., Public IP) of the terminal 400 itself.

More specifically, the method of operating a management device according to the present invention includes receiving first partial data based on a secure connection address (e.g., Private IP) of the management device 400 over a first network, i.e., a 3G network, (E.g., Public IP) of the management apparatus 400 through the network or the WiFi network (S200).

The operation method of the management apparatus according to the present invention is characterized in that a part mapped with the identification information (e.g., virtual IP) of the specific terminal device 100 among the partial data including the received first partial data and the second partial data Data is extracted (S210). The operation method of the management apparatus according to the present invention can generate original transfer target data by combining and combining them in accordance with the order information included in the partial data.

Accordingly, the operation method of the management apparatus according to the present invention may transfer the transfer target data, which is the combination / partial data received from the terminal device 100, to the corresponding external device 500.

As described above, the heterogeneous network-based data concurrent transmission service method according to the present invention provides a simultaneous transmission service in which partial data divided in data transmission / reception can be transmitted / received using a plurality of heterogeneous networks, To a separate identification address to be allocated to the terminal apparatus, effectively managing the connection address for each network of the terminal apparatus and distributing / transmitting it on a network-by-network basis based on the tunneling information for deriving the different network added to each of the partial data One data session can be effectively simultaneously transmitted over a plurality of links.

Meanwhile, the steps of a method or algorithm described in connection with the embodiments disclosed herein may be embodied directly in hardware, in a software module executed by a processor, or in a combination of both. A software module may reside in a RAM memory, a flash memory, a ROM memory, an EPROM memory, an EEPROM memory, registers, a hard disk, a removable disk, a CD-ROM, or any other form of storage medium known in the art. An exemplary storage medium is coupled to the processor such that the processor can read information from, and write information to, the storage medium. Alternatively, the storage medium may be integrated into the processor. The processor and the storage medium may be included within an ASIC. The ASIC may be included in the user terminal device. In the alternative, the processor and the storage medium may be included as separate components within the user terminal device.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

According to the operation method of the management apparatus and the management apparatus according to the present invention, in an environment for providing a simultaneous transmission service in which partial data segmented in data transmission / reception can be transmitted / received using a plurality of heterogeneous networks, And distributes / transmits the data on a network-by-network basis based on the tunneling information that leads to different networks added to each partial data, Can be effectively transmitted simultaneously to a plurality of links. Therefore, it is possible to perform not only the use of the related art but also the possibility of marketing or operating the device, Which is industrially applicable Invention.

400: management device
410: address request part 420: first network registration processing part
430: second network registration processing unit 440: address mapping management unit
450: Data division controller 460: Data combination controller
470:

Claims (4)

A management apparatus for transmitting and receiving transmission target data to and from a terminal apparatus via two or more networks,
Selecting a network to which each of at least two pieces of partial data segmented from the transmission object data is to be transmitted among the two or more networks, recognizing a connection address for each network of the terminal apparatus, And a tunneling information including a first network connection address of the apparatus and a security connection address of the management apparatus, the second network connection address of the terminal apparatus being included in partial data selected corresponding to the second network among the two or more networks, And a tunneling information including a public access address of the management apparatus; And
And a communication unit for transmitting the partial data provided by the data division control unit through the two or more networks. The method according to claim 1,
The method comprising: receiving partial data received on the basis of the secure connection address of the management apparatus via the first network and partial data received on the basis of the open access address of the management apparatus through the second network; And a data coupling control unit for extracting and combining partial data to be mapped. A method of operating a management apparatus for transmitting and receiving transmission target data to and from a terminal apparatus via two or more networks,
A partial data selection step of selecting a network to which each of at least two partial data segments divided from the transmission object data among the two or more networks is to be transmitted;
A step of recognizing a connection address for each network of the terminal device;
And providing tunneling information including a first network connection address of the terminal apparatus and a security access address of the management apparatus to the partial data selected corresponding to the first one of the two or more networks, A partial data providing step of providing tunneling information including a second network connection address of the terminal apparatus and a public access address of the management apparatus to selected partial data corresponding to the network; And
And a partial data transmission step of transmitting the provided partial data through the two or more networks. The method of claim 3,
The method comprising: receiving partial data received on the basis of the secure connection address of the management apparatus via the first network and partial data received on the basis of the open access address of the management apparatus through the second network; A partial data extracting step of extracting partial data to be mapped; And
And a partial data combining step of combining the extracted partial data.

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