JPH1032654A - Cordless telephone connection system using isdn packet communication - Google Patents

Abstract

PROBLEM TO BE SOLVED: To adjust the charge by allowing a mobile set not registered in a cordless telephone master set to make dialing. SOLUTION: When a cordless telephone set 21 not registered in a cordless telephone master set 20 accesses the master set connecting to an ISDM line, D-channel packet communication of an ISDN is used to send ID information of a mobile set to a database center 30 managing the mobile set and a dialing permission is sent to the cordless telephone master set 20 discriminated to be the registered mobile set through packet communication similarly. Upon receipt of the dial permission from the database center 30, the cordless telephone master set 20 dials the telephone number dialed by the telephone set 21 to access directly a public network and measures a speech time. At the end of call, the speech time and the destination telephone number are sent to the database center 30 managing the mobile set through packet communication and they are stored in the center and used for charge adjustment.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cordless telephone connection system, and more particularly to a connection system for a mobile station that is not registered in a base unit.

[0002]

2. Description of the Related Art Conventionally, a mobile transmission terminal such as an automobile / mobile phone or a simplified mobile phone (PHS) is connected to a general public network via a base station and an exchange. Further, like a general cordless telephone, the simplified portable telephone is connected to a public network via a private base unit in which the cordless telephone is registered.

As a system for connecting an ISDN (Digital Integrated Service Network) line and a mobile station, for example, Japanese Patent Laid-Open No.
Japanese Patent No. 322361 discloses an IS having a plurality of channels.
A communication terminal connected to a DN line and communicating with another terminal via the channel of the ISDN line is provided with a wireless transmission / reception device for exchanging wireless communication with a wireless mobile terminal. Therefore, a wireless communication scheme has been proposed in which at least one channel of the ISDN line and the mobile terminal are wirelessly connected. This method is based on ISDN
A mobile telephone and a public telephone connected to a line are connected via a wireless device provided in the public telephone.

[0004]

However, in the above-described wireless communication system, there is a problem that a mobile station that is not registered as a private master station cannot make a call using its equipment.

[0005] The reason is that it is not possible to settle charges when an unknown mobile station that is not registered in the base station transmits a call.

[0006]

SUMMARY OF THE INVENTION Accordingly, the present invention has been made in view of the above circumstances, and an object of the present invention is to connect a general mobile device to a private cordless telephone base unit so that a fee can be settled. An object of the present invention is to provide a mobile device access method for a cordless telephone base unit. Is to do.

[0007]

According to the present invention, when a mobile unit accesses a base unit of a cordless telephone, it is determined whether or not the mobile unit is registered in the base unit. Means for transmitting ID information of a mobile station not registered in the master unit to a database center using ISDN network D-channel packet communication;
Means for receiving transmission permission or non-permission of the mobile device sent from the database center using network D channel packet communication, and accepting or restricting dial transmission of the mobile device. Provide a mobile unit access method for a telephone base unit.

Further, in the present invention, it is determined whether or not the ID information of the mobile device received at the database center is registered, and based on the determination result, the ISDN network D-channel packet communication is used. Means for transmitting call permission / non-permission to the cordless telephone base unit, means for storing a transmission address of packet information to be transmitted, call time of the mobile device transmitted by packet, and destination telephone Means for storing a number.

Further, according to the present invention, the cordless telephone base unit measures the talk time of the mobile unit, stores the destination telephone number, and sends the ISDN to the database center at the end of the call.
Means for transmitting the talk time and the destination telephone number using the network D channel packet communication.

With the above arrangement, according to the present invention, the ISD
When a mobile unit that is not registered in the private cordless telephone base unit connected to the N network accesses the base unit, the mobile terminal is inquired to the database center to determine whether or not the mobile unit is registered by packet communication. Machine can be connected. Further, call charges when the mobile device is connected can also be totaled and adjusted in the database center.

[0011]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a block diagram showing a configuration of a cordless telephone base unit according to an embodiment of the present invention. Referring to FIG. 1, in an embodiment of the present invention,
The cordless telephone base unit 20 connected to the ISDN network
A line termination unit (DSU) 10 for terminating the DN line 1,
A signal separation unit 11 for separating a control signal and a voice information signal,
A voice codec 12 for converting a voice information signal into a signal for a wireless section, and a wireless transmitting and receiving unit 1 for connecting the mobile device 21 and the wireless section
5, a control unit 13 for controlling these units, and a storage unit 14 for registering the ID information of the mobile device.

FIG. 2 is a diagram showing the overall system configuration of the cordless telephone base unit 20, the ISDN network, and the database center 30 (database) in the embodiment of the present invention.

Referring to FIG. 2, cordless telephone base unit 20
And the database center 30 are connected by ISDN network D channel packet communication. When voice communication is connected via the cordless telephone base unit 20, connection is made to an ISDN network or a general public network using an ISDN network B channel.

Next, the operation of the cordless telephone base unit according to the embodiment of the present invention will be described with reference to FIGS.

The operation when the cordless telephone (mobile unit) 21 not registered in the base unit 20 accesses the base unit 20 connected to the ISDN line 1 will be described below.

The mobile station 2 taken out of the radio transmitting / receiving unit 15
The control unit 13 fetches the ID information of No. 1 into the control unit 13, and compares the ID information with the ID stored in the storage unit 14 to determine whether the mobile device 21 is registered.

As a result, if it is determined that the mobile device is a registered mobile device, it is connected as a normal cordless telephone.

On the other hand, as a result of the collation, if it is determined that the mobile device 21 accessing the master device is a mobile device not registered in the master device, the ID of the mobile device 21 is transmitted through the ISDN network D-channel packet communication. The information is transmitted to the database center that manages the mobile device.

From the database center 30 to the ISDN D
If it is determined through the channel packet communication that the mobile device 21 is an unregistered mobile device, transmission of the mobile device 21 is restricted.

Conversely, the database center 30 sends the ISD
If it is determined through the N-network D-channel packet communication that the mobile device is a registered mobile device, the control unit 13 sends the mobile device 2
The telephone number transmitted from No. 1 is received, and a telephone call is made in the same manner as a normal cordless telephone.

At the same time, the control unit 13 measures the call time, and stores the call time and the destination telephone number in the storage unit 14.

At the end of the call, base unit 20 stores the talk time and the destination telephone number stored in storage unit 14 in ISDN network D.
The data is transmitted to the database center 30 that manages the mobile device by channel packet communication.

Next, the operation of the database center according to the embodiment of the present invention will be described with reference to FIG.

The database center 30 stores the transmission addresses of all the packets transmitted by the packet communication, and manages the transmission source of the information.

In the database center 30, the I / O of the mobile station transmitted by the ISDN network D channel packet communication is performed.
It is determined whether or not the D information is registered in the database. If it is determined that the D information is not registered, a signal indicating that transmission is not permitted is transmitted to the cordless telephone base unit 20 by packet communication.

On the other hand, if it is determined that the telephone number is registered, a transmission permission signal is transmitted to the cordless telephone base unit 20 by packet communication.

While the mobile unit 21 is connected to the public network via the cordless telephone base unit 20, the cordless telephone base unit 20 and the database center 30 do not communicate. The database center stores the call time and the destination telephone number sent at the end of the call, and uses them for payment of the fee.

[0029]

As described above, according to the present invention,
It is possible to connect to a private cordless telephone base unit even with a mobile unit that is not registered in the base unit, and there is an effect that call charges can be settled.

The reason for this is that, in the present invention, a database center for managing mobile units is provided, a connection with the cordless telephone base unit is established by ISDN network D-channel packet communication, and the database center communicates call time and destination telephone number. Is stored so that the call charge can be counted.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a configuration of a cordless telephone base unit according to an embodiment of the present invention.

FIG. 2 is a diagram for describing an embodiment of the present invention, and is a diagram schematically illustrating a configuration of an entire system of a cordless telephone base unit, an ISDN network, and a database center.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ISDN line (2B + D) 10 Line termination unit (DSU) 11 Signal separation part 12 Voice codec 13 Control part 14 Storage part 15 Wireless transmission / reception part 20 Cordless telephone base station 21 Cordless telephone 30 Database center (database)

Claims (3)

[Claims] A cordless telephone base station is connected between a database management center for managing a mobile station and a cordless telephone base station by an ISDN network packet communication. If the mobile unit is not registered in the base unit, the cordless telephone base unit queries the database management center as to whether the mobile unit is registered in the database, and The mobile device determines permission / non-permission of dialing of the mobile device according to the inquiry result of the database management center, and the database management center stores a call time and a destination telephone number of the mobile device. A cordless telephone connection system using ISDN packet communication. 2. A means for judging whether or not the mobile unit is registered in the base unit when the mobile unit accesses the cordless telephone base unit, and an ID of the mobile unit not registered in the base unit. ISD information
Means for transmitting to the database center using N-network D-channel packet communication; receiving the transmission permission / non-permission of the mobile device sent from the database center using ISDN network D-channel packet communication; Means for accepting / restricting outgoing calls; and a mobile unit access method for a cordless telephone base unit. 3. The database center determines whether or not the received mobile station ID information is registered. Based on the determination result, the database center uses the ISDN network D-channel packet communication to communicate with the cordless telephone base station. Means for transmitting a call permission / non-permission, means for storing a transmission address of the transmitted packet information, and storing a call time of the mobile station and a destination telephone number transmitted by a packet. 3. A mobile station access method for a cordless telephone base unit according to claim 2, further comprising: