JPH0630142A - Transmission unit for automatic telephone card vending machine signal - Google Patents

Abstract

PURPOSE:To early restore the automatic telephone card vending machine from a fault or a burglar by decreasing a time difference between occurrence of the fault and recognition of the fault and to provide the automatic telephone card vending machine signal transmission unit in which useless labor required for patrol is eliminated. CONSTITUTION:The unit is provided with an on-sale broken lamp circuit 1 outputting fault information representing sold-out of telephone cards or a fault, a burglar signal output circuit 2 receiving a signal from a shock and vibration sensor 10 and outputting burglar information representing a burglar or a mischief, and a public telephone set fault transfer unit 8 receiving the fault information from the on-sale broken lamp circuit 1 and the burglar information from the burglar signal output circuit 2 and transferring an output resulting from discriminating the kind of the fault or burglar information through the use of a public telephone line.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a public telephone line and a public telephone line adjacent to a telephone card vending machine installed in an appropriate place when the telephone card vending machine is broken or stolen. The present invention relates to a telephone card vending machine signal transmission unit capable of making a notification to a failure information receiving device at a remote place.

[0002]

2. Description of the Related Art As shown in FIG. 3, in a conventional public telephone, only the abnormality of the public telephone itself is detected from a public telephone failure information transfer unit 51 installed in the public telephone 50 to a public telephone line 52, an exchange 53, and a telephone. The signal was transmitted via the line 54 to the failure information receiving device 55 installed in the remote area which is the maintenance department.

Further, in the conventional telephone card vending machine, when an abnormality occurs, the lamp during sale is turned off or the theft buzzer sounds.

Further, in order for the telephone card vending machine to be restored to normal, it is necessary to visually report or report complaints by patrolling, which causes a time lag between occurrence of abnormality and recognition of abnormality.

[0005]

As described above, in order for the conventional telephone card vending machine to recover normally, it becomes awaiting visual or complaint reporting by patrol, and a long time lag occurs between abnormality occurrence and abnormality recognition. Was there.

The present invention has been made in view of the above circumstances, and shortens the time difference between the occurrence and abnormality recognition of an abnormality in a telephone card vending machine, and quickly recovers the telephone card vending machine from a failure or theft. An object of the present invention is to provide a telephone card vending machine signal transmission unit that eliminates unnecessary labor required for patrol.

[0007]

SUMMARY OF THE INVENTION In order to solve the above problems, the present invention responds to a telephone card sold-out or a trouble that occurs when a signal of telephone card sold-out information or failure information of a telephone card vending machine is received. A telephone card on-sale circuit that outputs abnormal information and a stolen signal output circuit that receives a signal from an impact sensor that detects the impact of a drill or the like due to theft or mischief and outputs theft information corresponding to theft or mischief, The theft buzzer circuit that receives the information output from the theft signal output circuit and sounds the buzzer, the abnormality information from the lamp burnout circuit on sale of the telephone card, and the theft information from the theft signal output circuit are input, and an abnormality occurs. Transfer of the output that determines the type of information or theft information using a public telephone line It is characterized in that it comprises a feeding unit.

[0008]

Since the present invention is configured as described above, when the telephone card vending machine runs out of telephone cards or is out of order, or when the sensor detects theft or mischief, the abnormal information and theft information are automatically sent to the public telephone. Since the signal is sent to the failure transfer unit to notify the remote location, the maintenance person of the telephone card vending machine does not have to visit the terminal and can respond to appropriate information in the standby state.

[0009]

1 is a schematic block diagram showing an embodiment of the present invention, and FIG. 2 is a detailed block diagram of the same.

In FIGS. 1 and 2, reference numeral 1 denotes a lamp burn-out circuit during sale, a photo coupler 101 which is an on / off switch, and a first timer 102 which is adjusted so as not to malfunction because the lamp is momentarily extinguished during sale. , Power supply 10
The photocoupler 1 is composed of a rectifier 104 having a capacity of 3.5 to 20 mA and is online with the failure transfer unit 8 of the public telephone in a normal state.
01 and the first timer 102 are used for monitoring so as not to send erroneous information. 2 is a theft signal output circuit,
Vibration detection circuit 201 that detects and amplifies the vibration frequency of a drill or the like, F-V conversion circuit 2 that converts the vibration frequency into a voltage
02, a shock detection circuit 203 for detecting a shock wave, a voltage comparison circuit 204 for comparison with a reference set voltage, a second timer 205 for monitoring the generation time of the voltage obtained by the voltage comparison circuit 204, a 5 to 20 mA rectifier It consists of 206,
As shown in FIG. 7, by detecting the voltage output from the impact sensor 10 at a constant level for a certain period of time, information necessary for the theft buzzer circuit 3 and the public telephone failure transfer unit 8 is detected. Reference numeral 3 denotes a theft buzzer circuit, which is composed of a third timer 301 that adjusts the buzzer ringing time, a volume control circuit 302, and an amplifier 303, which has an amplification function for the buzzer ringing and outputs from the theft signal output circuit 2. Sound the buzzer as long as it continues. Reference numeral 4 denotes a power supply unit, which is a constant voltage device that is composed of a constant voltage circuit 401 and that keeps 24V DC supplied by the telephone card vending machine 12 at a constant voltage. 5 is a backup power supply unit,
It is composed of a voltage comparison circuit 501 and constantly compares the voltage from the power supply unit 4 and the voltage of the dry battery to supply the higher power supply. Reference numeral 6 is a failure information transfer code. Reference numeral 7 is a detachable connector for connecting the lamp burnout circuit 1 and the theft signal output circuit 2 on sale, and the failure information transfer code 6, 8 is a public telephone failure transfer unit, and photo couplers 801, 802 which are on / off switches. Failure measuring device (CPU
Control) 803, ROM 804, network control unit (NCU) 805, modem 80 for sending data
It is composed of 6. Reference numeral 9 denotes a lamp burn-out sensor which is on sale, and the lamp is normally lit and monitors whether or not the lamp is lit. Reference numeral 10 is an impact sensor, which converts the vibration applied to the sensor into a voltage and outputs it. 11 is a buzzer, 12
Is a telephone card vending machine, 13 is a public telephone, 14
Is an exchange, and 15 is a failure information receiving device.

Next, the operation of this embodiment will be described.

That is, if the telephone card vending machine 12 is operating normally without the telephone card being sold out,
In addition, the shock sensor 10 can be used to detect shocks such as theft or mischief.
If is not detected, the on-sale lamp burnout circuit 1 or the theft signal output circuit 2 does not receive the corresponding information, so that the present apparatus does not operate.

Next, when the telephone card vending machine 12 runs out of telephone card stock or causes some trouble, abnormal information is input to the lamp-on-sale circuit 1 for sale.

Further, the on-sale lamp burn-out circuit 1 outputs the inputted abnormality information to the public telephone failure transfer unit 8.

When the shock sensor 10 detects a shock which is considered to be theft or mischief, the theft information is input to the theft signal output circuit 2.

Further, the theft signal output circuit 2 outputs the inputted theft information to the public telephone failure transfer unit 8 and also outputs the buzzer ringing information to the theft buzzer circuit 3.
Sound the buzzer 11.

Then, the public telephone failure transfer unit 8 automatically starts its operation, and the failure information receiving device 15 at the remote place is started.
The telephone number is automatically transmitted as a DTMF signal, and when the device 15 receives a call response, the DTMF signal corresponding to the abnormality information or the theft information is transmitted.

FIG. 4 is a block diagram for explaining the on-sale lamp burnout function according to the present invention. That is, in a normal state, the telephone card vending machine (telephone card vending machine) 12 is connected to the public telephone failure transfer unit 8 online, and
A current of mA flows and the level is high (LEVEL: H
IGH). On the other hand, when there is an abnormality, the telephone card vending machine (telephone card vending machine) 12 is offline with the public telephone failure transfer unit 8, and the level is low (LEVEL: LOW). In this abnormal state, the operation status of the public telephone failure transfer unit 8 is off-hook (OFF) when the caller removes the handset from the public telephone 13 for a call, as shown in the flowchart of FIG.
HOOK), and during this off-hook period, public telephone 13 and telephone card vending machine (telephone card vending machine)
If the abnormality is not recognized in the telephone card vending machine (telephone card vending machine) 12 after checking the state of 12, the caller again removes the handset from the public telephone 13 for a call, and during the OFF HOOK period, Public telephone 13 and telephone card vending machine (telephone card vending machine)
Check the status of 12. If an abnormality is recognized in the telephone card vending machine (telephone card vending machine) 12, the abnormality is recorded in the public telephone failure transfer unit 8. After that, when the caller ends the call, the handset is placed on the public telephone 13 and becomes on-hook (ON HOOK).
Such an operation is performed three times, the abnormality is recorded in the public telephone failure transfer unit 8 three times, and if the caller is not in a call, that is, if it is not in the off-hook (OFF HOOK) period, the public telephone failure transfer unit 8 is performed. Automatically calls. When there is a dial tone DT from the exchange 14 to the public telephone failure transfer unit 8, the public telephone failure transfer unit 8 dials DIAL. When there is a ringing tone RBT from the exchange 14 to the public telephone fault transfer unit 8, the exchange 14 sends a ringing tone IR to the fault information receiving device 15 to turn off the fault information receiving device 15 (OFF HO).
OK) Off-hook (O
When the FF HOOK) signal is sent to the public telephone failure transfer unit 8 via the exchange 14, the public telephone failure transfer unit 8 sends data DATA corresponding to the abnormality information to the failure information receiving device 15 via the exchange 14. After that, an end signal is transmitted.

FIG. 6 is a block diagram for explaining the theft signal output function according to the present invention. That is, in this case, the telephone card vending machine (telephone card vending machine) 12 is normally offline with the public telephone failure transfer unit 8 and the level is low (LEVEL: LOW). On the other hand, at the time of abnormality, the telephone card vending machine (telephone card vending machine) 12 is connected to the public telephone failure transfer unit 8 online, and a current of 5 to 20 mA flows and the level is high (LEVEL: HIGH). At the time of this abnormality, the caller is talking on the public telephone 13
Off the handset from the off-hook (OFF HOO
K), and during this off-hook period, the public telephone 13
Also, the state of the telephone card vending machine (telephone card vending machine) 12 is checked, and if no abnormality is found in the telephone card vending machine (telephone card vending machine) 12, the caller disconnects the handset from the public telephone 13 for a call again. The state of the public telephone 13 and the telephone card vending machine (telephone card vending machine) 12 is checked during the off-hook period. If an abnormality is found in the telephone card vending machine (telephone card vending machine) 12, the public telephone failure transfer unit 8 automatically calls. If there is a dial tone DT from the exchange 14 to the public telephone failure transfer unit 8,
The public telephone failure transfer unit 8 dials DIAL. When there is a ringing tone RBT from the exchange 14 to the public telephone failure transfer unit 8, the exchange 14 sends a ringing sound IR to the failure information receiving device 15 to put the failure information receiving device 15 off-hook (OFF HOOK). When an off-hook (OFF HOOK) signal is sent from the failure information receiving device 15 to the public telephone failure transfer unit 8 via the exchange 14, the public telephone failure transfer unit 8 fails the data DATA corresponding to the theft information via the exchange 14. After transmitting to the information receiving device 15, the end signal is transmitted.

[0020]

As described above, when a conventionally used telephone card vending machine is broken down or stolen, a maintenance person dispatches a repairer by visual inspection or complaints. Although it took a lot of time and wasteful labor to carry out, according to the present invention, since the maintenance person can be notified of the failure situation or the theft situation, the conventional inconvenience can be solved. There is an effect.

[Brief description of drawings]

FIG. 1 is a block diagram showing an embodiment of the present invention.

FIG. 2 is a detailed block diagram showing an embodiment of the present invention.

FIG. 3 is a block diagram showing an example of a conventional failure information receiving device for a public telephone.

FIG. 4 is an explanatory diagram for explaining an example of a function for shutting down a lamp during sale according to the present invention.

FIG. 5 is a flow chart showing an example of the operating status of a public telephone failure transfer unit according to the present invention.

FIG. 6 is an explanatory diagram for explaining an example of a theft signal output function according to the present invention.

FIG. 7 is a characteristic diagram showing an example of an operating condition of the theft signal output circuit according to the present invention.

[Explanation of symbols]

1… Lamp on sale, 2… Theft signal output circuit, 3
... Theft buzzer circuit, 4 ... Power supply unit, 5 ... Backup power supply unit, 6 ... Failure information transfer code, 7 ... Removable connector, 8 ... Public telephone failure transfer unit, 9 ...
Lamp on sale sensor, 10 ... Impact sensor, 11 ... Buzzer, 12 ... Telephone card vending machine, 13 ... Public telephone, 14 ... Exchange, 15 ... Failure information receiving device.

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Shigeru Kondo 1-1-6 Uchisaiwaicho, Chiyoda-ku, Tokyo Nihon Telegraph and Telephone Corporation

Claims (1)

[Claims] 1. A telephone-card on-sale lamp out circuit that outputs a telephone-card sold-out information or a failure information signal generated by receiving a telephone-card sold-out information or failure information signal of a telephone card vending machine, and a theft circuit Or a theft signal output circuit that receives a signal from an impact sensor that detects the impact of a drill or the like due to mischief and outputs theft information corresponding to theft or mischief, and a buzzer that receives the information output from the theft signal output circuit. A theft buzzer circuit for ringing, the abnormal information from the lamp burnout circuit while the telephone card is being sold and the theft information from the theft signal output circuit are input, and the output that determines the type of the abnormal information or theft information is output to the public telephone line. Telephone having a public telephone failure transfer unit for transferring using Card vending machine signal transmission unit.