JPH0362760A - Public telephone set - Google Patents

Abstract

PURPOSE:To make a telephone call to a desired party automatically only through the loading of a telephone card by devising the telephone set such that a dial number recorded on the telephone card is read when the telephone card with the dial numbers of called parties recorded thereon is loaded and a dial signal is sent accordingly. CONSTITUTION:When a handset 22 is lifted up, hooked off and a telephone card 4 is loaded to a card insert port 111, a call unit reader writer 115 and a dial number reader 119 are started, a telephone number stored on a magnetic recording section 43 is read by a magnetic head 118 and a dial number reader 119 and sent to an automatic dialing control circuit 13. A card control circuit 12 checks call unit information read by the call unit reader writer 115 and controls a speech circuit 21 when a required call unit remains to open a channel and commands automatic dialing to the automatic dialing control circuit 13 when the channel is opened. The automatic dialing control circuit 13 generates a PB signal from a PB signal oscillator 23 to connect the talking destination.

Description

[Detailed description of the invention] [Industrial application field] The present invention relates to a public telephone that can accept telephone cards.

[Conventional technology]

Conventionally, this type of public telephone has had a configuration as shown in FIG. In the figure, 5 is a card system, 6 is a call system, and 7 is a control system that controls the entire public telephone including the card system 5 and the call system 6. The card system 5 is composed of a card unit node section 51 and a car 1 control circuit 52 that controls the cart unit section 51 under the control of the control system 7.
The card unit section 51 includes a card insertion slot 5]l, a shutter 512, and a wl feeding mechanism 513. To magnetic field F'514
Frequency reading/writing device 515. card puncher 5
16 and a card return slot 517.

The telephone system 6 includes a telephone circuit 61 which is connected to a telephone office via a telephone line 1 and operates under the control of a control system 7, a handset 62 connected to the telephone circuit 61, and a button for manually inputting dial numbers, etc. It consists of a button (hereinafter referred to as PB) dial 63.

Further, reference numeral 8 in FIG. 3 indicates a telephone card, which has a magnetic recording section 81 for the number of usage points as shown in FIG. In addition, reference numeral 82 in the figure is a punch hole for displaying the approximate remaining power of the telephone cart 8, which is punched as appropriate to show the user an estimate of the remaining power of the telephone cart 8.

In FIG. 3, after the handset 62 is removed and the handset is turned off, the telephone card 8 shown in FIG. is the card unit part 5
1.

Then, the usage frequency recorded in the magnetic recording section 81 of the telephone card 8 is read by the magnetic head 514 and the frequency reading/writing device 515 and sent to the card control circuit 52.
If the number of degrees remains, that fact is transmitted to the control system 7, and the communication circuit 61 opens the communication path. Thereafter, when the telephone number of the destination is manually entered by operating the PB dial 63, a dial signal is transmitted to the telephone circuit 61. The information is sent to the telephone office via the telephone line i, and connection with the called party is established within the office. During a call, the frequency is appropriately subtracted according to the charge information sent from the telephone office. At the end of the call, the remaining usage power is written in the magnetic recording section 81 of the telephone card 8 by the power reading/writing device 515 and the magnetic head 514, and if necessary, the remaining usage power is written by the card puncher 516 as shown in FIG. Approximate frequency display punch holes 82 are punched in the corresponding locations, and the cart is returned by the transport mechanism 513 1]
Telephone card 8 is ejected from 517 to the outside.

[Problem to be solved by the invention] As described above, public telephones that can handle telephone cars 1 can be used to make calls even without coins, so they can be installed in many places in place of conventional public telephones that only use coins. It has come to be.

By the way, although this type of public telephone is very convenient, it is no different from previous public telephones used only for small change in that the user must confirm the dial tone and confirm the telephone number while dialing. That is, there are problems in that it takes time to operate the dial, and it is easy to make a mistake in dialing due to an error in dial operation.

SUMMARY OF THE INVENTION An object of the present invention is to provide a public telephone that can automatically call a desired party simply by loading a telephone card.

[Means for Solving the Problems] In order to achieve the above object, the present invention provides a public telephone that can handle eight types of telephone cards, and a dial number reading means for reading the dial number recorded on the telephone card;
An automatic dialing means is installed to make a call based on the dialed number read by this dialed number reading means.
It is.

[Effect]

In the public telephone of the present invention L:i, when a telephone card with the dialed number of the other party recorded is inserted, the dialed number reading means reads the dialed number recorded thereon. ζ7 Follow-1 and make a call-).

(Example) Next, Example B-1):1- of the present invention will be described in detail with reference to the drawings.

Referring to FIG. 1, the koan telephone of the embodiment of the present invention controls the entire protrusion-type filling machine including the cart system 1, the telephone system 2, the card system, and the telephone system 2. It consists of a control system 3.

Car l-system 1 is Cart-XL, -.1 part 11. H, Under the control of control system 3, G car 1゛:y, :-・/1 part 1
Card control circuit J2 and 1:1, which control the card control circuit 1, and automatic call control circuit 13 which controls the call operation based on the telephone number sent from the card unit 71 to unit 11 under the control of the line 3. The cart unit 7/to part 11 is composed of a card insertion rllllll, a shack 112. Transport mechanism 1
13. Magnetism for use frequency'\Sol-114, Car 1-Puncher 116 Car I return room 117. It consists of a magnetic head 118 for telephone numbers and a dial number reader 119. The telephone system 2 is a telephone circuit 2 that is connected to the telephone office via a telephone line and operates under the control of the control system 3.
1. Is the handset connected to this communication circuit 2117? 2. !
3 and a PB signal oscillator 23 which generates a PB low signal under the control of the automatic transmission control circuit 13.

In addition, reference numeral -24 in Fig. 1 indicates a telephone car, and in Fig. 2 (a), in addition to the magnetic recording part 41 of the usage frequency, there is a magnetic recording part that records the telephone number of a specific called party. It has 43. Note that 42 in the figure is a punch hole for displaying the remaining power + a number.

Next, the operation of this embodiment configured in this way will be explained.

In FIG. 1, after the handset 22 is removed and the phone is turned off, the telephone cart 4 shown in FIG.
When the telephone card 4 is inserted into the insertion slot 111, the shutter 112 opens, and the telephone card 4 is taken into the card unit section 11 by the transport mechanism 113. Then, a signal from the shutter 112 activates the read/write device 15 and the dial number reader 119, as shown in FIG.
) is read by the magnetic head 114 and the power read/write device 115 and sent to the card control circuit 12, and the second
The telephone number recorded in the magnetic recording section 43 in FIG.

The automatic call control circuit 13 internally stores the sent telephone number and waits for an automatic call instruction from the control system 3. The card control circuit 12 also includes a frequency reading/writing device 11.
In step 5, the read power information is checked, and if the power remains, that fact is transmitted to the control system 3. In response, the control system 3 controls the communication circuit 21 to open the communication path, and when the communication path is opened, instructs the automatic call control circuit 13 to make an automatic call.

When the automatic call control circuit 13 is instructed to make an automatic call from the control system 3, the automatic call control circuit 13 sequentially reads out the numbers constituting the telephone number stored internally from the beginning, and sends a PB multiplied signal to the PB signal oscillator 23, which adds the corresponding number to the number. It occurs. The generated PB double signal is sent to the telephone office via the telephone line by the communication circuit 21, and a connection is established with the called party by an operation within the office. During the call, the power is subtracted as appropriate according to the charge information sent from the telephone office, and at the end of the call, the remaining power is recorded in the magnetic recording section 41 of the telephone cart 4 by the power read/write device 115 and the magnetic field. The information is written by the head 114, and if necessary, the card puncher 116 punches a punch hole 42 for indicating the remaining power as shown in □ in FIG. Card 4 is ejected.

In the above embodiment, a telephone number with a telephone power of 1.4 is magnetically recorded. In the case of magnetic recording, rewriting is easy, so if a separate rewriting device is prepared, the same telephone card can be used for different parties. However, it goes without saying that the present invention is not limited to telephone carts using such a recording method. For example, as shown in FIG. 2(b), a specific telephone number month may be recorded by a Harco 1'-44, in which case the magnetic "%7" 118 and the dial number reader 1 of FIG. ]9 consists of half-1 league. Also, Figure 2 (
c) A specific telephone number may be recorded by the bunch hole 45 as shown in FIG.
・The terminal 118 and the dial number reader 119 are configured with a punch league.

[Effects of the Invention] As explained above, the public telephone of the present invention [4] automatically calls about 0 people from the desired party by simply inserting the child phone number I, +, :2. : Since the user can be freed from dialing operations, it is also possible to eliminate dialing errors. Although it may seem inconvenient at first glance to have only one phone number recorded on one phone card, there are surprisingly many people who make frequent calls to a specific person. Carrying a telephone cart with telephone numbers recorded on it is very effective as it allows you to make calls quickly and accurately.

[Brief explanation of drawings]

FIG. 1 is a diagram showing the main part of an embodiment of the present invention, FIG. 2 is a diagram showing a structural example of a telephone car 1 used in the present invention, FIG. 3 is a diagram showing the construction of a conventional public telephone, and FIG. The figure shows the structure of a conventional telephone card. In the figure, 1... Car 1 System 11... Car 1 Unino 1 part ljl... Cart insertion slot 112 Soyatter 113... Conveyance mechanism 114... Magnetic head for use frequency 115... Frequency Reading/writing device 116...Card puncher 117...Card return slot 118...Magnetic head for telephone number 119...Dial number reader 12...Card control wholesale circuit 13...Automatic call control circuit 2...Telephone system 21...Telephone circuit 22...Handset 23...PB signal oscillator 3...Control system 4...Telephone cart i...Telephone line

Claims (1)

[Scope of Claims] A public telephone that can handle telephone cards, comprising dial number reading means for reading the dial number recorded on the telephone card, and automatic dialing means for making a call according to the dial number read by the dial number reading means. A public telephone set characterized by the following: