JP2001345753A - Phs subscriber terminal connection system in mobile - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an electronic mail limited connection system to a PHS subscriber terminal in a high speed mobile. SOLUTION: In this connection system, a means which determines whether the calling demand of a PHS subscriber(PS) in the mobile is an electronic mail or a voice calling, and a means which refuses the voice calling and informs electronic mail limit to the PS are installed in a PHS radio base station (CS) for the mobile inside, and calling of the PS in the mobile is limited to be the electronic mail only. Regarding the terminating call demand to the PS in the mobile, a means which manages PS information registered in CS subordination for the mobile inside, and a means which informs the information to a PHS exchange station are installed in a PHS data base. A means which determines whether generation of a voice calling is to be accepted, and a means which informs the electronic mail limit to the PS when the calling is refused are installed in the PHS exchange station, and the call incoming to the PS in the mobile is limited to be the electronic mail only.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a communication system in a moving body such as a railway or a bus moving at a high speed in a PHS (Personal Handy Phone System), and more particularly to a connection system limited to electronic mail in the moving body.

[0002]

2. Description of the Related Art A method of connecting a PHS subscriber (hereinafter, referred to as a PS) to a PHS network in a moving body (railroad, bus, etc.) moving at high speed is disclosed in Japanese Patent Application Laid-Open No. Hei 9-233540. . In the disclosed gazette, a PHS radio base station (hereinafter, CS) for a mobile object installed in a mobile object is disclosed.
) Is connected to a mobile communication network such as a mobile phone network by a repeater and the like, and via the mobile communication network, PHS communication can be performed without disconnection even in a mobile body moving at high speed. However, there is a drawback that speaking out loud and talking on the phone in public transport vehicles where an unspecified number of people get on is a nuisance to other people. At present, there are no preventive measures other than appealing to the morals of each individual, such as by displaying cautionary notes in the car.

[0003]

In the PHS, the PS
Is riding a train or bus that is moving at high speed,
Before the connection with the CS that covers the destination area is completed, communication with the previously connected CS becomes impossible,
There is a disadvantage that the call is disconnected, but Japanese Patent Application Laid-Open No. 9-233540 discloses a solution to this problem. However, the PHS can be used even in a high-speed moving body, which is very convenient. On the other hand, speaking out on a telephone while speaking in a public vehicle has a problem in that it inconveniences other people.

[0004] The problem of inconvenience to other people is one of the major factors that slows down the introduction of a PHS connection system in a moving body by public transportation.
This hinders the improvement of convenience.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a PHS in a public transportation vehicle (railroad, bus, etc.) in which talking aloud and talking on the telephone disturbs other people.
An object of the present invention is to provide an electronic mail limited connection method to a PHS subscriber terminal in a mobile body, which enables transmission and reception of only electronic mails that do not bother others.

[0006] Accordingly, the introduction of a PHS connection system in a moving body by public transportation is promoted, and the PHS connection system is promoted.
It is an object of the present invention to improve the service quality by securing communication means at the time of high-speed movement within a moving body, to increase the number of PHS subscribers, and to promote the use of PHS.

[0007]

According to the PHS subscriber terminal connection method of the present invention, a CS for a PHS mobile unit is installed in a mobile unit such as a railroad or a bus which moves at high speed, and the CS for the mobile unit is used even during high-speed movement. A PHS subscription that connects a CS and a PHS exchange via a mobile communication network relay device, a mobile communication network, and a local exchange network, and enables uninterrupted PHS services in a mobile object that moves at high speed. User terminal connection service, a PHS radio base station for mobile use and a PHS network
Means for controlling communication between the HS database and the PHS exchange to identify the calling type of the PHS in the mobile;
The PHS exchange has means for judging outgoing PHS calls based on a PHS database relating to location registration information of HS terminals, and transmits and receives only electronic mail.

[0008] Further, the CS for the moving object is P in the moving object.
Means for determining whether the call request of S is a data call such as e-mail or a voice call, and if the call request is a voice call, reject the call request and send a message that accepts only the e-mail to the PS.
Means for notifying the user.

[0009] Further, in response to an incoming call request to a PS in the mobile unit, the PHS exchange manages location registration information including whether or not the PS is registered under the CS for the mobile unit. And means for determining whether or not to accept a call for a call request to a PS in the mobile body based on information from the PHS database, and restricting the incoming call to the PS in the mobile body to only e-mail. It is characterized by.

In addition, the PHS database, when registering the position of the PS, indicates that the PHS exists under the CS for the mobile unit.
Means for holding as location registration information from the exchange,
Means for reporting location registration information to the PHS exchange in response to a request from the S exchange.

Further, the CS for the mobile unit communicates with the PS in the mobile unit, and when connecting to the mobile communication network relay device,
Detects a call request message from the PS in the mobile unit, reads the call type code provided in the call request message, rejects the call in the case of a voice call, and sends a call rejection notification by voice message in the mobile unit. There is a means for notifying the PS.

[0012] Further, when the PHS exchange receives a call request to a PS existing in the mobile unit, the PHS exchange uses the PS for the mobile unit as the destination information from the PHS database.
In response to the information that it exists under S,
It reads out the call type code provided in the call request message from, and rejects the call in the case of a voice call, and notifies the outside-mobile PS of the call rejection notification by a voice message.

According to the present invention, there is provided a means for judging whether a call request of a PS in a moving body (railroad, bus, etc.) is a data call such as electronic mail or a voice call, a means for rejecting a voice call based on the judgment, Only accept e-mail when rejected P
A means for notifying S is provided in the mobile-use CS, thereby limiting the calling of the PS in the mobile (railroad, bus, etc.) to only electronic mail.

In response to an incoming call request to a PS in a moving body (railroad, bus, etc.), location registration information including whether or not the receiving PS is registered under the CS for the moving body. And a means for reporting the information to the PHS exchange in response to a request from the PHS exchange in the PHS database, and using the information from the PHS database to determine whether or not to accept the origination of the voice call. By providing a means for judging whether or not a call is received by a PHS exchange, it is possible to limit incoming calls to a PS in a moving body (railroad, bus, etc.) to only electronic mail.

[0015]

Next, embodiments of the present invention will be described in detail with reference to the drawings.

FIG. 1 is a block diagram of a mobile PHS connection system to which the present invention is applied.

In FIG. 1, an intra-mobile CS1 is connected to a mobile communication network relay device 9 and installed in the mobile body 4, and communicates with a subscriber PS5. CS1 for moving body
Via a mobile communication relay device 9 having a relay function with a mobile communication network, the PHS exchange 3 via a wireless base station 10 of the mobile communication network and an existing communication network such as a local exchange network 8. Communication with is ensured.

In the PHS network, in addition to the PHS exchange 3, there are a PHS database 2 that manages location registration information and authentication information of subscribers, and a CS 7 that is normally installed.
The PS6 communication of the subscriber is secured. The PHS database 2 manages location registration information and authentication information of the subscriber such as PS5 and PS6, and supplies the information in response to a request from the PHS exchange 3.

In addition to the conventional function of communicating with the subscriber PS5 in the mobile body and connecting to the mobile communication network relay device 9, the CS1 for mobile use detects a call request message from the subscriber PS5, It has a function of reading the call type code provided in the message, rejecting the call in the case of a voice call, and notifying the PS5 of a call rejection notification by voice message.

The PHS database 2 contains the subscriber P
At the time of location registration in S5, the mobile terminal has a function of retaining, as information, that the mobile terminal is under the control of the intra-movement CS1. Thereby, the PHS switching center 3 that has received the incoming call request to the subscriber PS5 existing in the mobile unit 4 receives the information that the PS5 exists under the mobile unit CS1 as the destination information from the PHS database 2. Has a function of reading the call type code provided in the call request message from the subscriber PS6, rejecting the call in the case of a voice call, and notifying the PS6 of a call rejection notification by voice message.

Next, the operation of the present invention will be described with reference to FIGS.
This is performed using FIG. 4 and FIG. FIG. 2 is a diagram showing a sequence in the case of sending an e-mail from a PS inside the moving body to a PS outside the moving body. FIG. 3 is a diagram showing a sequence from a PS inside the moving body to a PS outside the moving body.
FIG. 4 is a diagram showing a sequence in the case of a voice call to a mobile phone, FIG. 4 is a diagram showing a sequence in the case of sending an e-mail from a PS outside the mobile to a PS in the mobile, and FIG. It is a figure showing a sequence in the case of a voice call to.

In FIG. 2, when there is a call request (e-mail call) request S3 from PS5 in the mobile unit, the mobile unit CS1 detects a call request message from PS5,
Read the call type code provided in the message,
Judge as e-mail. As a result, the call is permitted, a call request S4 is sent to the PHS exchange 3, and the PHS exchange 3 sends a destination information request S5 to the PHS database 2, and a destination information response S6. Receive. As a result, the called subscriber PS6 is identified, a call request S7 is sent, a call response S8 is received, and a call setting completion report S9 is sent to the calling subscriber PS5. PS5 receiving this transmits the data of the e-mail to PS6.

Next, in FIG. 3, when there is a call request (voice call) S11 from the PS5 in the mobile unit, the CS1 for the mobile unit detects the call request message from the PS5,
Read the call type code provided in the message,
It is determined that the call is a voice call. As a result, the call is rejected,
Call rejection notification S12 is notified to PS5 by a voice message.

Next, in FIG. 4, when there is a call request (e-mail call) request S13 from the subscriber PS6 to the PS5 in the mobile unit, the PHS exchange 3 sends the call request S from the PS6.
13, the called party information request S 14 is sent to the PHS database 2, and the called party information response S 15 is received. As a result, the called subscriber PS5 is identified and confirmed to be a subscriber under the intra-mobile CS1. However, since the call is not a voice call, there is no problem, and a call request S16 is sent, and a call response S17 is sent. In response, a call setting completion report S18 is transmitted to the calling subscriber PS6. PS6 receiving this transmits the data of the e-mail to PS5.

Finally, in FIG. 5, when there is a call request (voice call) S20 from the subscriber PS6 to the PS5 in the moving body, the PHS exchange 3 sends the call request S20 from the PS6.
Then, the called party information request S14 is sent to the PHS database 2, and the called party information response S15 is received. As a result, the called subscriber PS5 is determined, and the CS for mobile unit is used.
It can be confirmed that the subscriber is one of the subordinates. Since the call request from PS6 is a voice call, the call is rejected, and call rejection notification S21 is notified to PS6 by a voice message.

[0026]

According to the present invention, it is possible to avoid a situation in which a person speaks out aloud on a public railway or bus moving at high speed, which would be annoying to other people. There is an effect that it is possible to provide a PHS service that does not emit voice.

The reason is that in a system in which a CS is installed in a mobile body and the CS and the PHS exchange are connected via an existing mobile communication network, the CS and the PHS for the mobile body according to the present invention are used.
By using the functions of the HS exchange and the PHS database, communication with the PS in the mobile body is limited to only e-mail,
This is because it is possible to secure a communication means at the time of high-speed movement in the moving body of the PHS while avoiding a situation in which the other person who speaks out and talks on the phone is annoying to other people.

Further, the present invention has the effect of promoting the introduction of a PHS connection system for high-speed moving objects to public transportation which has been refused because it is annoying to other people. This has the effect of increasing the number of subscribers and promoting the use of PHS.

Further, according to the present invention, a voice call originating from a PS in the mobile body is rejected by the CS for the mobile body, and an incoming voice call to the PS in the mobile body is rejected by the PHS switching center. There is also an effect that the useless load on the mobile communication network, the local exchange network, etc. borrowing the data can be reduced.

[Brief description of the drawings]

FIG. 1 is a system configuration diagram of a PHS connection system in a moving object to which the present invention is applied.

FIG. 2 is a sequence diagram in the case of sending an electronic mail from a PS inside a moving body to a PS outside the moving body to which the present invention is applied.

FIG. 3 is a sequence diagram in the case of a voice call from a PS inside a moving body to a PS outside the moving body to which the present invention is applied.

FIG. 4 is a sequence diagram in the case of sending an e-mail from a PS outside the moving body to a PS inside the moving body to which the present invention is applied.

FIG. 5 is a sequence diagram in the case of a voice call from a PS outside the moving body to a PS inside the moving body to which the present invention is applied.

[Explanation of symbols]

 Reference Signs List 1 CS for mobile use 2 PHS database 3 PHS exchange 4 Mobile 5 PHS subscriber terminal (PS) 6 PHS subscriber terminal (PS) 7 PHS radio base station (CS) 8 Local switching network 9 Mobile Mobile communication network relay device 10 mobile communication radio base station S1 location registration / authentication request S2 location registration / authentication response S3 call request (e-mail call) S4 call request S5 call destination information request S6 call destination information response S7 Incoming call request S8 Incoming call response S9 Call setting completion report S10 Data (e-mail) transmission S11 Outgoing call request (voice call) S12 Outgoing call rejection notification (notified by voice message) S13 Outgoing call request S14 Incoming call destination information request S15 Incoming call destination information response S16 Incoming call request S17 Incoming call response S18 Call setup completion report S19 Data (e-mail) transmission S20 Outgoing call request S21 Outgoing call rejection Notification (notification by voice message)

Claims (6)

[Claims] 1. A PHS radio base station for a PHS moving body is installed in a moving body such as a railway or a bus that moves at a high speed.
The S exchange is connected to the mobile communication network relay device, the mobile communication network, and the local exchange network via the local exchange network, thereby enabling the PHS service in the mobile body moving at high speed without interruption.
In the HS subscriber terminal connection service, the communication is controlled by the PHS radio base station for mobile use, the PHS database in the PHS network, and the PHS exchange, and
The PHS exchange has a means for identifying the type of HS call and a means for the PHS exchange to determine whether to call a PHS outside the mobile unit based on the PHS database relating to the location registration information of the PHS terminal in the mobile unit. P characterized by
HS subscriber terminal connection method. 2. A mobile PHS radio base station, comprising: means for determining whether a call request of a PHS subscriber in a mobile object is a data call such as e-mail or a voice call, and wherein the call request is a voice call. 2. The PHS subscriber terminal connection system according to claim 1, further comprising means for rejecting the call request and notifying the PHS subscriber of a message for accepting only the electronic mail. 3. The PHS exchange, in response to an incoming call request to a PHS subscriber in a mobile, determines whether the PHS subscriber is registered under a PHS radio base station for the mobile. Means for managing location registration information, including: means for determining whether or not to accept a call for an incoming call request to a PHS subscriber in the mobile body based on information from the PHS database; 2. The PHS subscriber terminal connection system according to claim 1, wherein incoming calls to the subscriber are limited to only electronic mail. 4. A means for storing, as location registration information from the PHS exchange, that the PHS database exists under the control of a PHS radio base station for a mobile unit when the PHS subscriber registers the location, 2. A PHS subscriber terminal connection system according to claim 1, further comprising means for reporting said location registration information to said PHS exchange in response to a request from an office. 5. A call request from a PHS subscriber in a mobile unit when a PHS radio base station for the mobile unit communicates with a PHS subscriber in the mobile unit and connects to the mobile communication network relay device. Means for detecting a message, reading a call type code provided in the call request message, rejecting the call in the case of a voice call, and notifying the PHS subscriber in the mobile unit of a call rejection notification by a voice message. Claim 1
The PHS subscriber terminal connection method described in the above. 6. When the PHS exchange receives an incoming call request to a PHS subscriber existing in a mobile body, the PHS exchange includes:
In response to the information that the PHS subscriber is under the control of the PHS radio base station for the mobile unit, the PHS subscriber reads the call type code provided in the call request message from the PHS subscriber outside the mobile unit. 2. The PHS subscriber terminal connection method according to claim 1, wherein the call is rejected, and a call rejection notification is notified to the extra-mobile PHS subscriber by a voice message.