KR20100077313A - System for providing radio access technology, mobile communications terminal for receiving the radio access technology, and operation method of the mobile communications terminal - Google Patents

Abstract

PURPOSE: A mobile communications terminal, a system, and an operation method thereof are provided to reduce time required for the search of radio access technology information in a mobile communications terminal by providing radio access technology information for at least one network providing device to the mobile communications terminal. CONSTITUTION: A location information confirmation part(210) produces current location information. A server communications part(220) transmits a query reflecting the calculated location information to a service providing server. The server communications part receives at least one RAT(Radio Access Technology) information corresponding to the query. A network reconfiguration part(230) is connected to at least one network based on at least one RAT information.

Description

SYSTEM FOR PROVIDING RADIO ACCESS TECHNOLOGY, MOBILE COMMUNICATIONS TERMINAL FOR RECEIVING THE RADIO ACCESS TECHNOLOGY, AND OPERATION METHOD OF THE MOBILE COMMUNICATIONS TERMINAL}

Embodiments of the present invention provide the radio communication technology information of at least one or more network providing apparatuses to the mobile communication terminal by using the current location information of the mobile communication terminal, so that the time required for searching for radio access technology information in the mobile communication terminal Can be reduced.

It is difficult to support a plurality of network interfaces because the existing mobile communication terminals must have as many hardware devices as the corresponding network interfaces in order to support a plurality of network interfaces. In addition, even if a plurality of network interfaces are supported, there are many limitations due to the increase in size / weight of a mobile communication terminal due to hardware devices to be provided.

With the recent development of Software Defined Radio (SDR) technology and Cognitive Radio (CR) technology, much of the communication can be handled by software, and as a result, a foundation for supporting multiple network interfaces is expected. .

Using CR technology, it is possible to know which communication channel is accessible depending on the location of the mobile communication terminal. However, even in the case of a mobile device having a plurality of communication interfaces, there is a problem that a user needs to be actively involved and make necessary settings in order to use a specific communication interface.

The mobile communication terminal according to an embodiment of the present invention transmits a location information checking unit for calculating current location information, a query reflecting the calculated location information to a service providing server, and at least one wireless connection in response to the query. A server communication unit for receiving technology information (Radio Access Technology, RAT), and a network reconfiguration unit for connecting to at least one communication network based on the at least one radio access technology information.

The system for providing radio access technology information according to an embodiment of the present invention generates a service providing server for storing at least one radio access technology information for at least one network providing device, and a query reflecting current location information to generate the service. And a mobile communication terminal transmitting to the providing server and receiving at least one radio access technology information corresponding to the query from the service providing server.

A method of operating a mobile communication terminal according to an embodiment of the present invention includes the steps of calculating the current location information, transmitting a query reflecting the calculated location information to a service providing server, the service providing server in response to the query Receiving at least one or more radio access technology information from the.

According to an embodiment of the present invention, it is possible to quickly provide wireless access technology information for a network providing device to a mobile communication terminal.

According to an embodiment of the present invention, a mobile communication terminal may support various communication interfaces using software.

According to an embodiment of the present invention, the mobile communication terminal can be miniaturized / lightened.

Hereinafter, a wireless access technology information providing system, a mobile communication terminal for receiving the radio access technology information, and an operation method of the mobile communication terminal will be described in detail with reference to the accompanying drawings. In describing the present invention, when it is determined that detailed descriptions of related known functions or configurations may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted. Terminology used herein is a term used to properly express a preferred embodiment of the present invention, which may vary according to a user, an operator's intention, or a custom in the field to which the present invention belongs. Therefore, the definitions of the terms should be made based on the contents throughout the specification. Like reference numerals in the drawings denote like elements.

1 is a view for explaining a wireless access technology information providing system 100 according to an embodiment of the present invention.

Wireless access technology information providing system 100 according to an embodiment of the present invention may include a service providing server 110 and a mobile communication terminal 120.

The service providing server 110 may store at least one radio access technology information about at least one network providing device.

In this case, the mobile communication terminal 120 may receive radio access technology information (RAT) corresponding to current location information from the service providing server 110.

The radio access technology information may be interpreted as at least one of position information, frequency information, modulation information, and on / off state information of the at least one or more network providing apparatuses.

The network providing apparatus described herein refers to a device providing a non-authenticated network as well as an authentication network, and the mobile communication terminal 120 provides a reconfigurability service, that is, a communication service, through the network providing apparatus. An automatic switching service is available.

The communication terminal 120 providing a reconfigurability service of the network discovers various radio access technology information while moving.

By region, 3G networks, authentication networks such as wibro, and non-authentication networks such as wireless LAN coexist.

The mobile communication terminal 120 performs a communication operation by reconfiguring such an authentication network or a non-authentication network.

In general, radio access technology information of an authentication network may be provided by a location based service provider or may be provided as a new layer in a map of navigation. Therefore, the radio access technology information for the authentication network can be easily and quickly obtained by the mobile communication terminal 120. That is, the network providing apparatus described herein may be interpreted as all devices that obtain radio access technology information from a location based service provider or the like in order to provide the authentication network.

However, it is difficult to obtain wireless access technology information about an unauthorized network as easily and quickly as in an authenticated network.

Thus, the network providing apparatus described herein may operate to provide not only the authentication network but also an unauthorized network, and may be interpreted as an access point (AP) for this purpose.

To this end, the service providing server 110 according to an embodiment of the present invention may store the radio access technology information for the authenticated or unauthenticated network in advance, thereby providing the mobile communication terminal 120 more quickly.

Specifically, the network providing apparatus 130 for providing an authenticated or non-authenticated network registers the radio access technology information with the service providing server 110 in advance.

Accordingly, the mobile communication terminal 120 requests the radio access technology information from the service providing server 110 and receives the radio access technology information from the service providing server 110, thereby reconfiguring the authentication network or the non-authentication network. Can be. At this time, the mobile communication terminal 120 may receive only the radio access technology information reflecting the current location information from the service providing server 110.

The service providing server 110 according to an embodiment of the present invention receives, stores and registers the radio access technology information from at least one or more network providing devices. Thereafter, the service providing server 110 may receive the activity status notification signal from the network providing apparatus 130 at regular intervals to confirm that the network providing apparatus 130 is available.

Thus, the user of the mobile communication terminal 120 can easily check where the non-authenticated network can be used.

When using the radio access technology information providing system 100 according to an embodiment of the present invention, the mobile communication terminal 120 searches for or obtains radio access technology information for an unauthorized network or common control channel of a specific frequency (common) There is no need to check the control channel. Therefore, the time used for discovering radio access technology information in the mobile communication terminal 120 can be significantly reduced.

In addition, using the radio access technology information providing system 100 according to an embodiment of the present invention, the radio access technology information for the authentication network can be easily retrieved from the mobile communication terminal 120 in a conventional manner.

2 is a view for explaining a mobile communication terminal 200 according to an embodiment of the present invention.

The mobile communication terminal 200 according to an embodiment of the present invention may include a location information checking unit 210, a server communication unit 220, and a network reconfiguration unit 230. In addition, the CPU may further include a main controller 240 that performs a function of integrating or switching control signals transmitted from each component.

First, the location information checking unit 210 may calculate the current location information.

For example, the location information checking unit 210 may calculate the current location information by using a global positioning system (GPS), and for this purpose, a GPS signal receiver (not shown) and a calculator (not shown) It may include.

The GPS signal receiver may receive at least one GPS signal from at least one GPS satellite, and the calculator may calculate the current location information from the received at least one GPS signal.

Next, the server communication unit 220 transmits a query reflecting the calculated location information to the service providing server, and receives at least one radio access technology information corresponding to the query.

The service providing server according to an embodiment of the present invention confirms the location information of the mobile communication terminal from the query. Accordingly, at least one radio access technology information corresponding to the identified location information may be read and transmitted to the server communication unit 220 of the mobile communication terminal 200.

Therefore, the mobile communication terminal 200 can quickly check the radio access technology information on the unauthorized network currently available in the adjacent location.

The radio access technology information may be registered in the service providing server from at least one network providing device in a specific region, and the mobile communication terminal may receive radio access technology information corresponding to the location information.

That is, the service providing server selects only one or more radio access technology information corresponding to the location information calculated by the location information checking unit 210 from the plurality of radio access technology information, and in response to the query server communication unit 220 To send).

The network reconfiguration unit 230 allows access to at least one communication network based on the at least one radio access technology information.

In detail, the network reconfiguration unit 230 supports interfacing for a plurality of networks to reconfigure the network.

In this case, the network reconfiguration unit 230 does not support interfacing to a plurality of networks using different hardware, but instead of a plurality of software as software based on Software Defined Radio (SDR) technology and Cognitive Radio (CR) technology. Support network interfacing.

As a result, the mobile communication terminal 200 may support various communication interfaces using only software without additional hardware. In addition, by supporting various communication interfaces using software, the mobile communication terminal 200 can be miniaturized / lightened.

The mobile communication terminal 200 according to an embodiment of the present invention may store map data and map and display radio access technology information received from the service providing server to the map data.

To this end, the mobile communication terminal 200 according to an embodiment of the present invention may further include a map data storage unit 250, a mapping control unit 260, and a display unit 270.

In detail, the map data storage unit 250 stores map data.

Accordingly, the mapping controller 260 reads the map data corresponding to the location information from the map data storage 250 and maps the received radio access technology information to the read map data.

Next, the display unit 270 displays the map data mapped with the radio access technology information on the display device.

The mapping control unit 260 according to an embodiment of the present invention may further map the current location information calculated by the location information checking unit 210 as well as the radio access technology information to the map data. In this case, the display unit may display on the display device the map data to which both the location information and the radio access technology information are mapped.

In this case, the mapping controller 260 may map a plurality of radio access technology information to the map data.

For example, the radio access technology information for the authentication network and the radio access technology information for the non-authentication network may be simultaneously mapped to the map data.

3 is a flowchart illustrating a method of operating a mobile communication terminal according to an embodiment of the present invention.

Referring to FIG. 3, the mobile communication terminal calculates current location information (S301). To this end, the mobile communication terminal may calculate the location information by receiving a plurality of GPS signals from a plurality of GPS satellites.

Next, the mobile communication terminal transmits a query to the service providing server according to an embodiment of the present invention (S302).

The query reflects the location information calculated by the mobile communication terminal, and the service providing server may check the location information of the mobile communication terminal by receiving the query.

The service providing server receiving the query reads at least one radio access technology information corresponding to the query from among a plurality of previously stored radio access technology information (S303).

To this end, the service providing server receives at least one radio access technology information from at least one network providing device in advance and stores it.

Since the radio access technology information includes location information of the network providing apparatus, the service providing server may select and read at least one radio access technology information corresponding to the location information of the mobile communication terminal.

The service providing server transmits the read radio access technology information to the mobile communication terminal as a response to the query (S304).

Thus, the mobile communication terminal receives the radio access technology information transmitted from the service providing server, and stores in the memory (S305).

The mobile communication terminal according to an embodiment of the present invention may reconfigure an authenticated network or a non-authenticated network at a corresponding location using radio access technology information stored in the memory.

In addition, the mobile communication terminal according to an embodiment of the present invention may display a communication range based on the radio access technology information on the map data displayed using the radio access technology information stored in the memory.

4 is a flowchart illustrating a method of operating a mobile communication terminal according to another embodiment of the present invention.

First, the mobile communication terminal according to another embodiment of the present invention can maintain the map data in the memory (S401).

Next, the mobile communication terminal according to an embodiment of the present invention maps location information and radio access technology information to the map data (S402).

The location information was calculated before the mobile communication terminal requests the radio access technology information, and the radio access technology information was received from the service providing server based on the calculated location information.

That is, the location information and the radio access technology information are geographically similar.

For example, the location information may be interpreted as a point at which the mobile communication terminal is located, and the radio access technology information may be interpreted as a boundary including the point.

Next, the mobile communication terminal displays the map data on which the location information and the radio access technology information are mapped (S403).

Thus, the user using the mobile communication terminal can grasp at which position in the map data the unauthenticated network can be used.

The mobile communication terminal according to an embodiment of the present invention may further display radio access technology information for the authentication network as well as radio access technology information for the non-authentication network.

The radio access technology information for the authentication network is not difficult to collect quickly, and can be processed with well-known techniques, so detailed description thereof will be omitted.

5 is a flowchart illustrating a method of operating a network providing apparatus according to an embodiment of the present invention.

Referring to FIG. 5, power is first applied to a network providing apparatus (S501).

Accordingly, the network providing apparatus may collect location information (S502).

The location information may be collected using GPS as well as the location information of the mobile communication terminal.

In addition, the location information may be input from the designer or installer of the network providing apparatus.

The network providing apparatus may use the previously input location information because the location does not change from time to time due to its characteristics. In this case, the network providing apparatus collects the location information from a memory.

Next, the network providing apparatus requests registration by transmitting the location information to the service providing server (S503).

The network providing apparatus according to an embodiment of the present invention further includes at least one of frequency information, modulation information, and on / off state information of the network providing apparatus in addition to the location information to request the registration. Can transmit

If registered in the service providing server, the network providing apparatus periodically transmits an active state notification signal to inform the mobile communication terminal that it is in a state capable of providing a network (S504).

In addition, the network providing apparatus determines whether the power is turned off after transmitting the activity state notification signal (S505).

If an event of power off occurs, the network providing apparatus stops all operations and maintains the OFF state.

If the power off event has not occurred, the network providing apparatus branches to step S504 to retransmit the active state notification signal.

FIG. 6 is a diagram illustrating map data on which location information and wireless access technology information are displayed according to an embodiment of the present invention.

6 illustrates map data displayed on a mobile communication terminal according to the present invention. As shown in FIG. 6, the map data basically displays the service area 610 of the authentication network, and further displays the location information 620 of the mobile communication terminal. In addition, the map data further indicates service areas 630 and 640 for currently available unauthorized networks.

For example, the service area 610 may be a 3G network as a service area of the authentication network, and the service areas 630 and 640 may be interpreted as service areas of an access point received from the service providing server. At this time, the service area of the access point corresponds to the radio access technology information.

Accordingly, the user may use a desired communication network through any one of the service area 610 and the service areas 630 and 640.

The method of operating a mobile communication terminal according to an embodiment of the present invention may be implemented in the form of program instructions that can be executed by various computer means and recorded in a computer readable medium. The computer readable medium may include program instructions, data files, data structures, etc. alone or in combination. Program instructions recorded on the media may be those specially designed and constructed for the purposes of the present invention, or they may be of the kind well-known and available to those having skill in the computer software arts. Examples of computer-readable recording media include magnetic media such as hard disks, floppy disks, and magnetic tape, optical media such as CD-ROMs, DVDs, and magnetic disks, such as floppy disks. Magneto-optical media, and hardware devices specifically configured to store and execute program instructions, such as ROM, RAM, flash memory, and the like. Examples of program instructions include not only machine code generated by a compiler, but also high-level language code that can be executed by a computer using an interpreter or the like. The hardware device described above may be configured to operate as one or more software modules to perform the operations of the present invention, and vice versa.

As described above, the present invention has been described by way of limited embodiments and drawings, but the present invention is not limited to the above embodiments, and those skilled in the art to which the present invention pertains various modifications and variations from such descriptions. This is possible.

Therefore, the scope of the present invention should not be limited to the described embodiments, but should be determined not only by the claims below but also by the equivalents of the claims.

1 is a view for explaining a wireless access technology information providing system according to an embodiment of the present invention.

2 is a view for explaining a mobile communication terminal according to an embodiment of the present invention.

3 is a flowchart illustrating a method of operating a mobile communication terminal according to an embodiment of the present invention.

4 is a flowchart illustrating a method of operating a mobile communication terminal according to another embodiment of the present invention.

5 is a flowchart illustrating a method of operating a network providing apparatus according to an embodiment of the present invention.

FIG. 6 is a diagram illustrating map data on which location information and wireless access technology information are displayed according to an embodiment of the present invention.

<Explanation of symbols for the main parts of the drawings>

100: wireless connection technology information providing system

110: service providing server

120: mobile communication terminal

130: network providing device

Claims (15)

A location information checking unit for calculating current location information; A server communication unit transmitting a query reflecting the calculated location information to a service providing server and receiving at least one radio access technology information (RAT) in response to the query; And Network reconfiguration unit for connecting to at least one communication network based on the at least one radio access technology information Mobile communication terminal comprising a. The method of claim 1, A map data storage unit for storing map data; A mapping control unit which reads map data corresponding to the location information from the map data storage unit and maps the received radio access technology information to the read map data; And A display unit displaying map data to which the radio access technology information is mapped A mobile communication terminal further comprising. The method of claim 2, The mapping control unit, Further mapping the location information to the read map data; The display unit, And map data to which the location information and the radio access technology information are mapped. The method of claim 1, The at least one radio access technology information, And at least one network providing device in a specific region corresponding to the location information is registered in the service providing server. The method of claim 4, wherein The wireless access technology information is at least one of the position information, frequency information, modulation information, and on / off state information for the at least one network providing device. The method of claim 1, The location information check unit, A GPS signal receiver for receiving at least one GPS signal from at least one GPS satellite; And A calculator for calculating the current location information from the received at least one GPS signal Mobile communication terminal comprising a. A service providing server storing at least one radio access technology information of at least one network providing device; And The mobile communication terminal generates a query reflecting the current location information and transmits it to the service providing server, and receives at least one radio access technology information corresponding to the query from the service providing server. Wireless access technology information providing system comprising a. The method of claim 7, wherein The service providing server, Receive and store the radio access technology information from the at least one network providing device, And receiving a status notification signal from the network providing apparatus at a predetermined period to confirm that the network providing apparatus is in an available state. The method of claim 8, The service providing server, Confirming location information of the mobile communication terminal from the query, And at least one radio access technology information corresponding to the identified location information is read and transmitted to the mobile communication terminal. The method of claim 7, wherein The mobile communication terminal, And storing map data and mapping and displaying the received radio access technology information on the map data. The method of claim 7, wherein The mobile communication terminal, And accessing at least one communication network using the received radio access technology information. Calculating current location information; Transmitting a query reflecting the calculated location information to a service providing server; And Receiving at least one wireless access technology information from the service providing server in response to the query Method of operation of a mobile communication terminal comprising a. The method of claim 12, Accessing at least one communication network based on the at least one radio access technology information; Method of operation of a mobile communication terminal further comprises. The method of claim 12, Maintaining map data; Mapping the calculated positional information and the received radio access technology information to the map data; And Displaying map data to which the location information and the radio access technology information are mapped; Method of operation of a mobile communication terminal comprising a. A computer-readable recording medium in which a program for executing the method of claim 12 is recorded.

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