JPS6335047A - Card type telephone set - Google Patents

Abstract

PURPOSE:To store a telephone a number listened from, an opposite party during talking onto a card by providing a write means receiving a telephone number received during talking aud writing it into the telephone number information recording section of a card by a prescribed condltion. CONSTITUTION:A key '*' in a dial 1 is depressed by a talking party for example and whether or not a tone signal is received by a DTMF encoder/decoder 3 is discriminated. In case of YES, whether or not the DTMF encoder/decoder 3 receives a tone signal corresponding to a numeral is discriminated and in case of YES, a telephone number is stored in the RAM of a microcomputer 21 and whether or not '#' is received is discriminated. In case of YES, a telephone number is written on a card A by a card writer section 39 and subjected to storage processing. Thus, the telephone number is stored on the card A.

Description

DETAILED DESCRIPTION OF THE INVENTION (Field of the Invention) The present invention relates to a card-type telephone, and more particularly to an improvement in a so-called telephone card-type telephone that allows a user to make a call by inserting a card storing charge information.

(Summary of the Invention) The present invention is equipped with a function that allows you to make a call by inserting a card that stores charge information, and also stores the phone number entered during a call in the card, making it possible to create an automatic calling card. It concerns card-type telephones.

(Prior art and its problems) Conventionally, telephone cards that have a magnetic part as a charge information storage part have been designed to avoid the trouble of dialing a telephone number every time they are inserted into a card-type telephone and used. It has been proposed that a magnetic part for a telephone number information storage part is provided in addition to a charge information storage part, and a calling telephone number is written in advance by a special writing means.

The card-type telephone was configured to be able to automatically make a call by reading the calling telephone number stored in the telephone number information storage section of the card.

However, since the calling phone number information stored on the card was stored in advance by a specific writing means,
There is an inconvenience in that the telephone number obtained from the other party during a call cannot be stored on the card, and there is a risk of misunderstanding the telephone number.

(Object of the Invention) The present invention has been made to solve these conventional problems, and provides a card-type telephone that can store a telephone number input during a call on a card at any time during a call. The purpose is to

(Structure and Effects of the Invention) In order to achieve such an object, the present invention provides a handset means and a reading means for reading the storage part of a card having a recording part in which charge information and telephone number information can be written and read. and telephone number input means for manually converting and inputting the telephone number into electric pulses, and transmitting the telephone number from the telephone number input means based on the charge information from the reading means and connecting the handset means to the telephone line. It has a control means and a writing means for receiving a telephone number input during a call and writing it into the telephone number information storage section of the card under predetermined conditions.

According to the configuration of the present invention, when a card is inserted into a card-type telephone and a call is started, the telephone number is dialed and the telephone number is changed to the telephone number of the card under predetermined conditions 1, for example, by a specific dialing operation. This allows the user of the card to store the telephone number obtained from the other party on the card, and facilitates the so-called "re-dial" operation of dialing the same telephone number again.

(Explanation of Examples) The present invention will be explained in detail below.

FIG. 1 is a block diagram showing an embodiment of a card-type telephone according to the present invention, which is roughly the same as the conventional structure, with double lines indicating the flow of money and cards, and single lines indicating the flow of money and cards. Shows the signal flow.

The dial 1 is connected to a DTMF encoder/decoder 3. For example, as shown in FIG. This is a circuit that outputs a corresponding tone signal to the communication circuit 5 or receives a tone signal from the communication circuit 5 and converts it into a numerical signal.
- Controlled by Yu21.

The communication circuit 5 includes a storage signal receiving circuit 7. Paid call control circuit 9
connected to the telephone line via.

A handset (not shown) serving as a telephone receiver is connected to the telephone communication circuit 5 .

The storage signal receiving circuit 7 receives a connection call signal etc. from the telephone line and outputs it to the telephone circuit 5. The emergency call control circuit 13 operated by the emergency button 11 is connected in parallel to the paid call control circuit 9. emergency button 11
The operation allows free emergency calls.

Following the money input slot 15, a sorting section 172 for sorting out the type of the inserted money and a storage section 19 for storing the sorted money are successively provided, and the input money charges detected in the storage section 19 are It is output to a control circuit consisting of a microcomputer 21.

A storage/return unit 23 is connected to the storage unit 19, and the call charge is stored in a safe 25 according to a control signal from the microcomputer 21, while the remaining amount is stored in a return slot connected to the storage/return unit 23. It is scheduled to be returned from the 27th.

Further, a card reader section 31 is connected to the card slot 29, and a storage section 33 for accumulating inserted cards is connected to the card league section 31.

The storage section 33 reads the contents of the band-shaped charge information storage section (charge information record section) a and the telephone number information storage section (telephone number record section) b of the card A shown in FIG. 3, if any. The signal is output to the microcomputer 21.

A storage/return section 35 for card A is connected to the storage section 33, and card A is stored in the card slot 37 and sent to the card writer section 39 according to a control signal from the microcomputer 21. There is.

The card writer section 39 is connected to the return slot 27, and has the function of recording the telephone number signal received by the DTMF encoder/decoder 3 in the telephone number storage section of the card A under the control of the microcomputer 21. have.

The microcomputer 21 has a ROM that stores programs to be executed in advance, a RAM that stores arithmetic processing results and dialed phone numbers, and an MPtJ that performs processing according to the programs in the ROM. determine whether the phone number is stored in the
In addition to the function described above, which controls the RAM and card writer unit 39 described above to write the telephone number output from the DTMF encoder/tecoder 3 when the phone number is not stored, the card input from the card slot 29 It has a control function of subtracting the call charge from the charge information stored in the charge information storage section a of A and writing the remaining charge information on the card, and a function of controlling the paid call control circuit 7.

FIG. 4 is a flowchart showing more specifically the configuration and operation of the present invention, centering on the operation of the microcomputer 21 in the card-type telephone according to the present invention.

In the figure, in step 100, it is determined whether or not the handset has been put down, and if YES, the process returns to step 100 to continue the standby state, and if NO, step 10
1 is processed and it is determined whether or not card A has been inserted and whether there is a remaining charge in charge information storage section a of card A that has been inserted.

If No, return to the standby state of step 100, YE
In the case of S, step 102 is processed.

In step 102, a search is made to see if the calling phone number is recorded in the phone number information recording section of card A.
In this case, step 103 is processed, manual calling telephone number input processing is performed using dial 1, and step 10 is performed.
The call starts at step 5.

If step 102 is YES, the phone number stored in the phone number information storage section of card A is automatically dialed in step 104, and the process moves to step 105 to start a call.

Next, in step 106, the normal telephone conversation is continued, and in parallel with this step 106, a telephone number storage procedure, which will be described later, is executed.

In step 107, it is determined whether or not the handset has been put down. If YES, the process moves to step 109 and the call is terminated. If NO, step 108 is executed, and it is determined whether there is a charge remaining on card A. If the answer is YES, the process returns to step 106 and the call is continued; if the answer is no, the call ends in step 109 and the card is returned from the return slot 27.

Next, the telephone number storage operation will be explained with reference to FIG.

During step 106 of FIG. 4, step 2 of FIG.
00 is executed and, for example, the other party is dialing 1 in Figure 2.
Press the middle key [J to determine whether the tone signal has been received by the DTMF encoder/decoder 3.

If step 200 is No, the process returns to step 200 and enters a standby state; if YES, it is determined in step 201 whether or not the DTMF encoder/decoder 3 has received a tone signal corresponding to the number; If so, the process moves to step 202.

In step 202, it is determined whether or not "#" has been received by the DTMF encoder/decoder 3. If NO, the process returns to step 200 and becomes a standby state; if YES, the telephone number recorded in step 203 is removed and the process returns to step 200.

That is, the recorded telephone number is erased by inputting "r" and "r#J".

If step 201 is YES, the telephone number is stored in the RAM of microcombi 1-21 in step 204, and it is determined in step 205 whether or not "#" has been received.

If step 205 is YES, the phone number is written to card A by card writer section 39 in step 207 and stored, and the process returns to step 200. That is, r
The telephone number is stored in the card A by inputting the telephone number J, r#J.

On the other hand, if step 205 is No, step 206
At , it is determined whether or not the digit has been received by the DTMF encoder/decoder 3. If NO, the process returns to step 200, and if YES, the process returns to step 204.

Therefore, the microcomputer 21 temporarily stores numerical signals etc. from the DTMF encoder/decoder 3, in addition to the control means for controlling the operation of the conventional card-type telephone, and also stores r*J, r telephone number J, r# This is a control means for controlling the storage of a telephone number on the card when J is pressed.

In this way, the card type telephone of the present invention can store the telephone number in the telephone number information recording section of the card by simply dialing the telephone number during a call, and the telephone number of the other party can be stored on the card at any time. be able to.

In addition, although the example in which the telephone number during a call is stored by inputting a special key such as "masu" or "#" is shown, in the present invention, the telephone number is stored when the handset is put down, for example. It is possible.

Therefore, it is possible to prevent mishearing or dialing errors of the telephone number from the other party.

Then, if you insert the card with the calling phone number stored in the phone number information recording section into a card-type phone, the same calling phone number will be automatically dialed, and you can dial the number with one operation. can be used as a telephone directory.

Furthermore, in carrying out the present invention, it is possible to transmit a telephone number using various telephones as long as the telephone is capable of transmitting DTMF (tone signals), and the circuit for detecting dial pulses can be used as a DTMF encoder/decoder 3. If used instead of , it is possible to receive telephone numbers even from dial-pulse type telephones.

Note that the present invention can be configured so that the telephone number dialed by one's own telephone is stored in the card.

[Brief explanation of the drawing]

FIG. 1 is a block diagram illustrating the main parts of the card-type telephone according to the present invention, FIG. 2 is a diagram showing the main parts of the telephone number input means in the card-type telephone according to the present invention, and FIG. Diagram showing an example of a card used for a card-type telephone number, No. 4
This figure is a flowchart for explaining in detail the configuration and operation of the present invention shown in FIG. 1, and FIG. 5 is a flowchart showing the telephone number storage procedure in FIG. 4. 1... Dial 3... DTMF encoder/decoder 5... Call circuit 15... Money slot 17... Sorting section. 19.33...Storage unit 21...Control means, writing means (microcomputer). 23.35...Storage/return section 27...Return slot 29...Card slot 31...Card league section 39...Writing means (card writer section) A...Card a...・Charge information storage unit b...Telephone number information storage unit 2nd prisoner, Figure 3, Figure 4

Claims (1)

[Claims] (1) A handset/receiver means, a reading means for reading the recording section of a card having a recording section on which charge information and telephone number information can be written and read, and a telephone number input means for manually converting and inputting a telephone number into electrical pulses. and a control means for transmitting the telephone number from the telephone number input means based on charge information from the reading means and connecting the handset means to a telephone line, wherein during a call, A telephone set comprising: writing means for receiving an input telephone number and writing it into the telephone number information recording section of the card under predetermined conditions.