JPH08205229A - Method and device for reporting position information - Google Patents

Abstract

PURPOSE: To provide a method and device for reporting position information with which the owner of a private system communication network can grasp the positions of private system radio terminals inside a public PHS network. CONSTITUTION: When there is the registration request of position information from a PS 1, a control part 8 registers the position information on a position information table 10. When there is the report request of position information from a private communication system 3, concerning the private communication system 3, a control part 5 judges whether the position information can be reported or not, and further certifies the private communication system 3. When it is judged that the position information can be reported and the propriety the private communication system 3 is certified, the control part 5 requests the position information of the PS 1 to the control part 8. Concerning the PS 1, the control part 8 judges whether the position information can be reported or not. When it is judged that the position information can be reported, the control part 8 acquires the position information of the PS 1 from the position information table 10 and reports it through an exchange 12 to the private communication system 3.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a position information notifying method and device used when a local communication system uses a position management function of a public PHS network to perform position management of a local wireless terminal.

[0002]

2. Description of the Related Art A local communication network is a communication network provided for communication within a specific range, and a specific example thereof is an extension telephone in a facility. There may be a case where a wireless base station that covers a predetermined wireless area is provided in a local area communication network, and a wireless terminal within the wireless area can communicate through the wireless base station. It has become.

In this case, the local area communication system for managing the local area communication network uses various means to manage the position of the wireless terminal at any time. To give a specific example, the wireless terminal transmits a location registration request signal requesting location registration at regular time intervals. Then, when a certain wireless base station receives the location registration request signal, the local communication system
The position of the wireless terminal is specified and stored from the wireless base station that has received the position registration request signal. Apart from such a premises communication network, there is also a public communication network (hereinafter referred to as a public PHS network) that provides a general PHS (Personal Handyphone System).

[0004]

By the way, if the above-mentioned on-premise wireless terminal can communicate not only via the on-premise communication network but also via the public PHS network, the on-premise communication network owner and the public PHS network can be used. Businesses can provide communication services over a wider area without making new capital investment.
However, the conventional local communication system does not have a technique for managing the position and movement status of the local radio terminal existing in the public PHS network.

Therefore, the wireless terminal on the premises is once
Once inside the S network, the local communication system could not manage the position of the local wireless terminal. Therefore, until now, the local communication system has been unable to permit the local wireless terminal user to perform communication using the public PHS network. The present invention has been made in view of such a background, and provides a position information notifying method and device by which the owner of a local communication network can grasp the position of a local wireless terminal existing in a public PHS network. The purpose is to

[0006]

According to the first aspect of the present invention,
In the case where the public network notifies the local area communication network of position information indicating the position of the local area wireless terminal in the public network, a registration request for the positional information is received from the local area wireless terminal in advance. At this time, the location information is registered in a registration means, and when a notification request of the location information is received from the local area communication network, based on pre-stored contract information relating to the local area communication network, It is determined whether or not the local communication network is a target of position information notification, and based on the authentication information stored in advance for authenticating the validity of the local communication network, the local communication network The legitimacy is authenticated, and based on the pre-stored contract information relating to the local wireless terminal, it is determined whether or not the local wireless terminal is the target of position information notification, and the local communication network It is determined to be the target of location information notification And, if the legitimacy of the local area communication network is authenticated and it is determined that the local area wireless terminal is the target of the position information notification, the local area communication terminal is registered in advance in the local area communication network. It is characterized in that the location information of the indoor radio terminal is notified.

According to a second aspect of the present invention, when the public network notifies the local communication network of the positional information indicating the position of the local wireless terminal in the public network, the position information registration request is issued. Is received from the indoor radio terminal, a position information storage unit that stores the position information, and a position information storage unit that stores the position information when the position registration request receiving unit receives the position information registration request. Position information registration means for registering the position information in the means, position notification request receiving means for receiving a notification request for the position information from the local area communication network, and a communication network contract which is a contract for the local area communication network. Storage means for storing information, authentication information for authenticating the validity of the local area communication network, and information on a terminal contract that is a contract for the local area wireless terminal, and reception of the position notification request When the stage receives the position information notification request, it determines whether the local area communication network is a target of position information notification based on the communication network contract, and based on the authentication information, Authenticate the premises communication network,
Determination means for determining whether or not the indoor radio terminal is a target of location information notification based on the terminal contract; and the determination means, the determination means that the local area communication network is a location information notification target. And, if the legitimacy of the premises communication network is authenticated, and if it is determined that the premises radio terminal is the target of position information notification, the premises radio terminal of the premises radio network is And a position information notifying unit for notifying the position information.

[0008]

According to the above configuration, after the location information notification request for the location wireless terminal is received from the location communication network, it is determined that the location communication network is the location information notification target, and the location communication is performed. When the legitimacy of the network is authenticated and it is determined that the local radio terminal is the target of the positional information notification, the local communication network is notified of the positional information of the local radio terminal. As a result, the local area communication network can manage the position information and movement history of the local area wireless terminals existing in the public network, as in the case of existing in the local area communication network.

[0009]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a block diagram showing the configuration of a position information notifying apparatus and a communication network in which the position information notifying apparatus according to an embodiment of the present invention is used. A local area wireless terminal (hereinafter referred to as PS) 1 is a wireless terminal used in a local area communication network, and transmits the above-mentioned location registration request signal at regular time intervals. Moreover, although only one PS.1 is shown in FIG.
There is one.

The radio base station 2 receives the radio signal transmitted by the PS-1 and also transmits the radio signal to the PS-1. Although only one radio base station 2 is shown in FIG. 1, a large number of radio base stations actually exist below the exchange 11. Then, PS.1 is an arbitrary wireless base station 2
When communication is performed via the
The position information of is determined uniquely.

The local communication system 3 is a central part for managing the local communication network. The local communication system 3 is shown in FIG.
Although only one device is shown in FIG. 1, there are actually many local communication systems 3, each of which has a unique identification number (hereinafter referred to as a local communication system number).

The exchange 12 is composed of a signaling device 4, a control unit 5 and a line information table 6, and confirms a position information providing system contract and authenticates its validity with respect to a local communication network. The signaling device 4 is an interface unit on the side of the exchange 12 that transmits and receives signals between the private branch communication system 3 and the exchange 12. As a central part of the exchange 12, the control unit 5 controls each part of the exchange 12.

The line information table 6 is a storage device for storing various contracts relating to the internal communication network. The contract also includes a contract regarding the provision of position information (hereinafter referred to as a position information providing system contract). The local system authentication information table 7 is a storage device that stores the authentication information used by the control unit 5 to authenticate the legitimacy of the local communication system 3.

The position information management device 13 comprises a control unit 8, a contract information table 9 and a position information table 10, and registers the position information and confirms the position information providing PS contract for each PS-1. The control unit 8 serves as a central part of the position information management device 13 and
Controls each part. The contract information table 9 is a storage device that stores various contracts related to PS.1. The contract also includes a contract regarding the provision of position information (hereinafter referred to as a position information provision PS contract).

The position information table 10 is a storage device for storing the position information regarding PS-1. The exchange 11
Although only one wireless base station 2 is connected in FIG. 1, a large number of wireless base stations are actually connected, and an arbitrary wireless base station is selected from the multiple wireless base stations,
Signals are transmitted between the wireless base station and the location management information device 13.

Next, the operation of the position information notifying apparatus according to this embodiment will be described with reference to the flow chart shown in FIG. PS.1 transmits the above-mentioned position registration request signal at regular time intervals. Upon receiving the position registration request signal, the wireless base station 2 notifies the exchange 11 of that fact. The exchange 11 confirms the validity of the PS-1 (whether the terminal is registered through a proper procedure) and the telephone contract (whether the public PHS network can be used with the PS-1). Then, if the above conditions are satisfied, the exchange 11 determines the position information of PS.1. Specifically, when the location registration request signal from PS.1 is transferred via the wireless base station 2, the exchange 11 switches the PS.
1 is the wireless base station 2 among the many wireless base stations
It is determined to exist in the vicinity of. After that, the exchange 11
The position information is sent to the control unit 8.

The control unit 8 receives the position information of PS.1 from the exchange 11 (step SA1 in FIG. 2). Then, the process proceeds to step SA2. In step SA2, the control unit 8 registers the position information of PS / 1 in the position information table 10. Next, in step SA3, the control unit 8 confirms that the registration of the position information of the PS.1 is completed, and the PS.
Is notified that the registration of the position information is completed. This completes the registration of the position information for PS-1.

Next, the local communication system 3 uses the PS.1
When a location information notification request and a local communication system number are transmitted to the public network (step S in FIG. 3).
B1), the signaling device 4 receives the notification request and the local system number and outputs it to the control unit 5. The control unit 5 uses the line information table 6 for the local communication network and the public PH.
Requests information on a contract (positional information providing system contract) related to the provision of positional information connected to the S network. The line information table 6 sends the position information providing system contract of the local communication network to the control unit 5 (step S).
B2).

Next, in step SB3, the control section 5
Based on the returned location information providing system contract, it is determined whether or not location information can be notified. If the result of this determination is "NO", the flow proceeds to step SB4. In step SB4, the control unit 5 sends the fact that the position information cannot be provided to the local communication system 3 via the signal device 4 because the contract has not been made for the provision of the position information. .

On the other hand, the determination result of step SB3 is "YE
In the case of "S", the process proceeds to step SB5. Step SB
5, the control unit 5 controls the local system authentication information table 7
From, the authentication information for authenticating the validity of the local communication system 3 is read. In the present embodiment, specifically, it is assumed that each local communication system stores a unique random number table in a built-in memory. In addition, it is assumed that the local system authentication information table 7 stores in advance a random number table that is the same as the random number table stored in each individual local area communication system in association with each local area communication system. And the control unit 5
Reads out the same random number table as the random number table of the local communication system 3 to be authenticated as the authentication information from the local system authentication information table 7.

Next, in step SB6, the control section 5
Authentication of the local communication system 3 is performed. In this embodiment, specifically, the control unit 5 sends an arbitrary numerical value to the local communication system 3 via the signal device 4. Further, the control unit 5 substitutes the same numerical value as that transmitted to the local communication system 3 into the random number table read from the local system authentication information table 7. The local communication system 3 substitutes the above-mentioned numerical value received from the control unit 5 into a random number table stored in a built-in memory of the local communication system 3, and returns the output value to the control unit 5.

Next, in step SB7, the control section 5
The output value of the random number table of the local communication system 3 is received via the signal device 4, and the process proceeds to step SB8. Step SB
In 8, the control unit 5 compares the output value of the random number table of the local communication system 3 with the output value of the random number table read from the local system authentication information table 7. Then, when the above two values are different, it is set as “authentication NG”, and the process proceeds to step SB9.

In step SB9, since the control unit 5 has not succeeded in the authentication of the local communication system 3 via the signaling device 4, the position information cannot be provided. Is transmitted. On the other hand, in step SB8, when the above two values are the same,
"Authentication is OK", and the process proceeds to step SB10. In step SB10, the control unit 5 requests the control unit 8 of the position information management device 13 for the position information of PS.1.

Next, in step SC1 shown in FIG. 4, the control unit 8 receives the position information request for PS / 1 from the control unit 5 of the exchange 12. Then, in step SC2, the control unit 8 sets the individual PS.
Requesting a contract regarding the provision of position information (hereinafter referred to as a position information provision PS contract) for 1). As a result, the contract information table 9 sends the position information providing PS contract of the PS-1 to the control unit 8.

Next, in step SC3, the control section 8
Based on the returned position information provision PS contract, it is determined whether or not the position information can be notified. If the result of this determination is "NO", then the operation proceeds to step SC4. In step SC4, the control unit 8 sends to the exchange 12 a message that the position information cannot be provided because the contract with the position information is not provided.

On the other hand, the judgment result of step SC3 is "YE
If "S", the process proceeds to step SC5. Step SC
5, the control unit 8 uses the position information table 10 to change the PS
・ Acquire the position information of 1 and proceed to step SC6. In step SC6, the control unit 8 sends the position information of PS.1 to the control unit 5 of the exchange 12. Then, the control unit 5 notifies the local area communication system 3 of the position information of the PS-1 via the signal device 4, and the position information notification process ends.

The embodiment of the present invention has been described in detail above with reference to the drawings. However, the specific structure is not limited to this embodiment, and the design change and the like without departing from the gist of the present invention. Even this is included in this invention.

[0028]

As described above, according to the present invention, after the location information notification request for the location wireless terminal is received from the location communication network, the location communication network is the object of location information notification. If it is determined, the legitimacy of the premises communication network is authenticated, and if it is determined that the premises radio terminal is the target of location information notification, the premises radio terminal of the premises radio network is Notify location information. As a result, the local area communication network stores the position information and movement history of the local area wireless terminals existing in the public network, as in the case of existing in the local area communication network.
Can be managed. As a result, the local area communication network can permit the user of the local area wireless terminal to perform communication using the public network.

[Brief description of drawings]

FIG. 1 is a block diagram showing a configuration of a position information notification device according to an embodiment of the present invention.

FIG. 2 is a flow chart showing a procedure of a position information notifying method according to the embodiment.

FIG. 3 is a flowchart showing a procedure of a position information notifying method according to the embodiment.

FIG. 4 is a flowchart showing a procedure of a position information notifying method according to the embodiment.

[Explanation of symbols]

1 …… In-house wireless terminal, 2 …… Wireless base station, 3 ……
On-premise communication system, 4 ... Signal device, 5, 8 ... Control unit, 6 ... Line information table, 7 ... On-premises system authentication information table, 9 ... Contract information table, 10 ...
... Position information table, 11,12 ... Switch, 13 ...
... Location information management device

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁶ Identification number Reference number within the agency FI Technical indication location H04Q 7/22 7/28 (72) Inventor Shinya Ayukawa 1-6, Uchisaiwaicho, Chiyoda-ku, Tokyo Nippon Telegraph and Telephone Corporation

Claims (2)

[Claims] 1. In a case where the public network notifies a local communication network of position information indicating the position of a local wireless terminal in a public network, the local wireless terminal sends the position information of the local information in advance. When the registration request is received, the position information is registered in the registration means, and when the notification request of the position information is received from the local communication network, the contract of the pre-stored contract related to the local communication network is received. Based on the information, it is determined whether or not the local area communication network is a target of position information notification, and based on the authentication information stored in advance for authenticating the legitimacy of the local area communication network, Authenticate the legitimacy of the premises communication network, based on the pre-stored contract information relating to the premises wireless terminal, determine whether or not the premises wireless terminal is the target of position information notification, Location communication is subject to local communication network If it is determined that, and the legitimacy of the premises communication network is authenticated, and if it is determined that the premises radio terminal is the target of position information notification, to the premises communication network, A location information notifying method characterized in that the location information of the on-premise wireless terminal registered in advance is notified. 2. In the case where the public network notifies the local area communication network of the positional information indicating the position of the local area wireless terminal in the public network, the position information registration request is sent to the local area wireless terminal. When the position registration request receiving unit receives from the terminal, the position information storing unit that stores the position information, and the position registration request receiving unit receives the position information registration request, the position information is stored in the position information storing unit. Location information registration means for registering, location notification request receiving means for receiving the location information notification request from the local area communication network, information on a communication network contract that is a contract related to the local area communication network, and the local area system A storage unit that stores authentication information for authenticating the legitimacy of the communication network and information about a terminal contract that is a contract for the local wireless terminal, and the position notification request receiving unit includes the position information. When the notification request is received, it is determined based on the communication network contract whether or not the local communication network is the target of position information notification, and based on the authentication information, the local communication network Judging means for authenticating the legitimacy and judging whether or not the local wireless terminal is a target of position information notification based on the terminal contract; If it is determined that the local communication network is authenticated, and if the local wireless terminal is determined to be the target of location information notification, A location information notification device, comprising: location information notification means for notifying the location information of the indoor radio terminal.