JP2001223824A - Portable telephone system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a portable telephone system which effectively takes advantages of a card portable telephone set using a prepaid card to resolve a problem. SOLUTION: A portable telephone set main body 1 is provided with an ID information part where an ID number corresponding to this telephone set main body is stored, and a subscriber exchange 3 is provided with an information part 34 where a remaining frequency corresponding to the ID number of the telephone set main body 1 is stored, and an accounting management device 4 is provided where the remaining frequency corresponding to the ID number of the telephone set main body 1 is stored. When the power source of the telephone set main body 1 is turned on, the ID number is transmitted to the accounting management device 4 through the subscriber exchange 3, and the accounting management device 4 transmits the remaining frequency corresponding to the ID number to the subscriber exchange 3, and the subscriber exchange 3 stores the received ID number and remaining frequency, and call originating of the telephone set main body 1 is permitted when the remaining frequency is not 0.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a portable telephone system, and more particularly, to a portable telephone system suitable for popularization of a healthy portable telephone.

[0002]

2. Description of the Related Art In general, a telephone charge for a mobile phone is paid on a predetermined date every month by the owner of the mobile phone transferring the account from a financial institution designated when purchasing the mobile phone to an account of a telephone company. Is being done.

In such a portable telephone, even if the portable telephone is misused due to loss, theft or the like, the telephone charge is charged to the nominal owner, so that the telephone charge is unexpectedly large. There is.

In order to avoid such troubles, for example, as disclosed in Japanese Patent Application Laid-Open No. Hei 10-93687, a card-type cellular phone using an ID card has been proposed.

[0005] In this card type portable telephone, the ID
The personal identification number is stored in the card, and when used, the personal identification number stored in the ID card is collated with the personal identification number input from the operation unit of the telephone body, and only when the personal identification numbers match, the personal identification number can be used. It has become.

[0006] By using a password in this way, it is possible to prevent unauthorized use of the mobile phone due to loss or theft. However, a password must be entered when making and receiving calls, which complicates the operation at the time of use.

[0007] Further, with the spread of mobile phones in recent years, opportunities for performing mobile communication by mobile phones, distribution of various information, and data communication such as mail tend to increase. Therefore, not only the call charge but also the charge for each communication will be added, and the balance on the user's account will be insufficient on the date of transfer of the charge, which may cause cases such as delinquency or unpaid use of the charge. is there.

As a solution to such a problem, there is a card-type portable telephone using a prepaid card. This card-type mobile phone purchases a card in which a fixed amount of call charges are stored and allows it to be placed and received by attaching it to the phone itself, and is used when the amount stored in the card becomes "0". I can't.

Therefore, in the case of loss or theft, the loss is the purchase price of the portable telephone unit and the remaining amount of the prepaid card, and can be minimized. In addition, complicated operations such as inputting a password at the time of outgoing and incoming calls are not required. Furthermore, since the line usage fee such as the call fee is paid in advance, there is an advantage that a large amount of the call fee is not charged later, and the usage fee is not delinquent or unpaid.

[0010]

However, in the case of a card-type cellular phone using a prepaid card, it is necessary to make the prepaid card available at any place in order to spread the card mobile phone. Must be secured. In addition, extra expenses such as prepaid card sales fees are required. Furthermore, since prepaid cards are disposable, a large number of cards must be made, which is not preferable in terms of effective use of resources. In addition, there are factors that hinder the sound spread of mobile phones, such as difficulty in preventing unauthorized use such as falsification of prepaid cards.

In view of the above circumstances, an object of the present invention is to provide a mobile phone system that solves the problem by utilizing the advantages of a card-type mobile phone using a prepaid card without securing a new card sales channel. To provide.

[0012]

In order to achieve the above object, according to the present invention, a portable telephone body is provided with an ID information section for storing an ID number corresponding to the telephone body. , An ID information management unit for storing the ID number of the telephone body, and the ID information stored in the ID information management unit.
An information section having a charging information management section for storing the remaining number corresponding to the D number; an ID information management section for storing the ID number of the telephone body; and an I information stored in the ID information management section.
A charging management device having a charging information management unit for storing a residual number corresponding to the D number, and when the power of the telephone main unit is turned on, the telephone main body stores the ID number via the subscriber exchange. The billing management device extracts the remaining number corresponding to the received ID number and transmits it to the local exchange. The local exchange stores the received ID number and the residual number and stores the remaining number in the telephone body. Transmit the frequency and enable the phone to make calls only when there is a residual frequency,
By subtracting the call frequency from the remaining number by the telephone call of the telephone body, and transmitting the remaining number to the telephone body each time,
After the end of the call, a new remaining number is transmitted to the charging management device, and the remaining number stored in the charging information management unit is updated.

[0013]

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

1 and 2 show an embodiment of the present invention. FIG. 1 is a block diagram of a telephone body used in a mobile telephone system according to the present invention, and FIG. It is a block diagram shown.

In FIG. 1, a telephone body 1 includes an antenna 11 and a radio unit 1 for modulating and demodulating an audio signal or the like into a radio frequency.
2, a signal processing unit 13 for transmitting and receiving a connection signal, a handset 14 for making a call, and a transmission signal such as a telephone number of a call destination and an operation signal for displaying internal information. An operation unit 15, a display unit 16 that performs various displays such as an operation content of the operation unit 15 and an incoming call display, and a control unit 17 that controls the signal processing unit 13 and the display unit 16 based on a signal input to the operation unit 15. And an ID information section 18 for storing the ID number of the telephone body 1.

In FIG. 2, reference numeral 1 denotes the telephone body. Reference numeral 2 denotes a public network base station of a mobile telephone, which performs wireless communication with the telephone main body 1.

Reference numeral 3 denotes a local exchange, which is a time division switch 31 connected to the public network base station 2, a transmission / reception unit 32 connected to the time division switch 31 for transmitting and receiving, and temporarily storing the ID number of the telephone body 1. The information unit 34 includes an ID information management unit that stores the ID number and a charging information management unit that temporarily stores the remaining number corresponding to the ID number, and a control unit 33 that controls the transmission / reception unit 32 and the information unit 34. Have.

Reference numeral 4 denotes a charging management unit, which is a transmission / reception unit 41 connected to the local exchange 3 through the time-division switch 31.
Controlling an information unit 43 having an ID information management unit for storing the ID number of the telephone body and a charging information management unit for storing the remaining number corresponding to the ID number; A control unit 42 is provided.

Reference numeral 5 denotes a relay exchange, 6 denotes a subscriber exchange on the other side with which the telephone body 1 talks, and 7 denotes a telephone of the other party.

In such a configuration, when the power of the telephone main body 1 is turned on, the control unit 17 calls the ID number stored in the ID information unit 18 and uses the ID number as the signal processing unit 1.
3 to the public network base station 2 via the radio unit 12 and the antenna 11. The public network base station 2 having received the ID number transmits the ID number to the local exchange 3 through a dedicated line.

The local exchange 3 sends the ID number received via the time division switch 31 and the transmission / reception unit 32 to the control unit 3
Send to 3. The control unit 33 stores the received ID number in the information unit 3
4 is stored in the ID information management unit and the transmission unit 32
And, it transmits to the accounting management device 4 through the time division switch 31.

The accounting management device 4 sends the ID number received via the transmission / reception unit 41 to the control unit 42. The control unit 42
Based on the received ID number, the remaining number corresponding to the ID number stored in the information section 43 is read and transmitted to the local exchange 3 through the transmission / reception section 41. If the information unit 43 does not store the ID number corresponding to the received ID number, the accounting management device 4 transmits the remaining number “0” to the subscriber exchange 3.

The control unit 33 of the local exchange 3 stores the remaining number received through the time division switch 31 and the transmission / reception unit 32 in the charging information management unit in the information unit 34. Then, the control unit 33 reads the ID number stored in the information unit 34 and the remaining number corresponding to the ID number, and checks whether or not the remaining number is present, and determines whether or not a call is possible.

When the remaining number corresponding to the ID number of the telephone body 1 is "1" or more, it is determined that the telephone call is possible, and a dial tone for notifying the connection between the remaining number and the subscriber exchange 3 is given by:
The data is transmitted to the telephone base 1 via the public network base station 2 through the transmission / reception unit 32 and the time division switch 31.

When the remaining number corresponding to the ID number of the telephone body 1 is "0", it is determined that the telephone call is not possible, and the remaining number "0" is set.
The data is transmitted to the telephone base 1 via the public network base station 2 through the transmission / reception unit 32 and the time division switch 31.

The telephone body 1 comprises an antenna 11, a radio unit 1
When the control unit 17 receives the judgment result from the local exchange 3 through the signal processing unit 2 and the signal processing unit 13, based on the judgment result, if a call can be made, a dial tone is transmitted from the handset 14 and the display unit 16 is displayed. Display the remaining frequency. If the call cannot be made, the display unit 16 displays that the remaining number is "0" to notify the user that the call cannot be made.

After turning on the power of the telephone body 1, the user can know that the dial tone transmitted from the local exchange 3 has enabled transmission. In addition, the available call time can be known from the remaining frequency displayed on the display unit 16. Further, in the case where the transmission is not possible, if the remaining number displayed on the display unit 16 is “0”, it is understood that the failure is not a failure of the telephone main body 1 but a fee is insufficient.

When a call can be made, when a call is made from the telephone body 1, it is connected to the telephone 7 through the public network base station 2, the local exchange 3, the transit exchange 5 and the local exchange 6, and a telephone call becomes possible. Then, when the telephone 7 answers, a call state is established. Then, the control unit 33 of the local exchange 3
Subtracts the charge for the call from the remaining frequency stored in the charging information management unit of the information unit 34 for each "1" frequency, and checks whether the remaining frequency is "1" or more.
At the same time, the new remaining number is notified to the telephone main body 1.

When the remaining number becomes "0" during a call, an alarm sound is transmitted to the telephone body 1 to notify the end of the telephone call, and when the talk time of "1" elapses, the telephone call of the telephone body 1 is forcibly terminated. Let it.

When the call is terminated in a state where the remaining number is "1" or more, the control unit 33 of the local exchange 3 transmits the ID number and the remaining number stored in the information unit 34 to the transmitting unit 32 and the time division switch. After the transmission to the accounting management device 4 through 31, the storage of the ID number and the remaining number of the telephone body 1 in the information section 34 is deleted.

The control unit 42 of the charging management apparatus 4 having received the ID information and the remaining number from the subscriber exchange 3 through the transmission / reception unit 41 updates the remaining number stored in the charging information management unit in the information unit 43. .

When the remaining number becomes "0" or when the remaining number becomes small, the user of the telephone body 1 pays a telephone charge at a telephone office or a mobile telephone store. Then, the telephone office or the store transmits the ID number of the telephone body 1 and the frequency corresponding to the paid amount to the charging management device 4 from the terminal through the subscriber exchange 3.

The control unit 42 of the accounting management device 4
ID No. 3 and the ID received from the charging information management unit
The remaining number corresponding to the number is called, the number received from the local exchange 3 is added to the remaining number, and the storage content of the charging information management unit is updated.

As described above, it is possible to make a call for the number of times corresponding to the amount paid in advance, and forcibly terminate the call when the remaining number becomes "0". Like a card-type mobile phone,
In the case of loss or theft, the loss can be minimized. In addition, complicated operations such as inputting a password at the time of outgoing and incoming calls are not required. In addition, since the line usage fee such as the call fee is paid in advance, there is an advantage that a large amount of the call fee is not charged later, and the usage fee is not delinquent or unpaid. Furthermore, unauthorized use due to tampering with the card can be prevented.

[0035]

As described above, according to the present invention, the portable telephone body is provided with an ID information section for storing an ID number corresponding to the telephone body, and the subscriber exchange is provided with the ID of the telephone body. An ID information management unit for storing a number,
An information section having a charging information management section for storing the remaining number corresponding to the ID number stored in the D information management section; an ID information management section for storing the ID number of the telephone body;
A billing management device including a billing information management unit for storing the remaining number corresponding to the ID number stored in the D information management unit is provided. When the power of the phone body is turned on, the telephone body joins the ID number. The charge management device extracts the remaining number corresponding to the received ID number and transmits the same to the local exchange via the local exchange.
The received ID number and the remaining number are stored, the remaining number is transmitted to the telephone body, and the telephone body can be transmitted only when there is a remaining number, and the telephone number is subtracted from the remaining number by the telephone call of the telephone body. Then, each time, the remaining number is transmitted to the telephone main body, and after the end of the call, a new remaining number is transmitted to the charging management apparatus, and the remaining number stored in the charging information management unit is updated. This eliminates any unforeseen circumstances, such as unpaid or non-payment of usage charges, and enables the telephone operator to reliably collect call charges. Further, unauthorized use due to falsification of the card can be prevented.

[Brief description of the drawings]

FIG. 1 is a block diagram of a telephone body used in a mobile phone system according to the present invention.

FIG. 2 is a block diagram of a mobile phone system according to the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Telephone main body, 11 ... Antenna, 12 ... Radio | wireless part, 13
... signal processing unit, 14 ... handset, 15 ... operation unit, 16
... Display unit, 17 ... Control unit, 18 ... ID information unit, 2 ... Public base station, 3 ... Subscriber exchange, 31 ... Time division switch, 3
2 ... Transceiving unit, 33 ... Control unit, 34 ... Information unit, 4 ... Charge management device, 41 ... Transceiving unit, 42 ... Control unit, 43 ... Information unit, 5 ... Relay exchange, 6 ... Subscriber exchange, 7 ... Telephone .

 ────────────────────────────────────────────────── ─── Continued on the front page (72) Katsuyuki Tanaka, Inventor 180 Totsuka-cho, Totsuka-ku, Yokohama-shi, Kanagawa Prefecture F-term (reference) 5K025 AA01 CC01 DD06 GG24 GG29 HH07 KK06 5K027 AA11 BB04 CC08 HH24 5K067 AA29 BB04 DD13 DD17 DD29 DD57 EE02 EE10 EE16 FF04 FF07 HH05 HH11 HH23 KK15

Claims (1)

[Claims] An ID information section for storing an ID number corresponding to the telephone body is provided in a portable telephone body, and an ID information management section for storing an ID number of the telephone body in a local exchange, An information section having a charging information management section for storing the remaining number corresponding to the ID number stored in the information management section is provided, and an ID information management section for storing the ID number of the telephone main body; A charging management device including a charging information management unit that stores a remaining number corresponding to the stored ID number, and when the power of the telephone body is turned on,
The telephone body transmits the ID number to the charging management device via the local exchange, the charging management device extracts the remaining number corresponding to the received ID number and transmits the extracted remaining frequency to the local exchange, and the local exchange receives the remaining number. ID number and its remaining number
The remaining number is transmitted to the telephone body, and the transmission of the telephone body is enabled only when there is a remaining number, and the remaining frequency is subtracted from the remaining number by the telephone body call, and the remaining number is transmitted to the telephone body each time. After the call,
A mobile phone system, wherein a new remaining number is transmitted to the charging management apparatus, and the remaining number stored in the charging information management unit is updated.