JPH1023165A - Automatic dialer - Google Patents

Abstract

PROBLEM TO BE SOLVED: To allow an inexpensive device to transfer a phone call received during absence and to connect the phone call smoothly even when a plurality of visiting places are in existence by calling telephone sets of different places sequentially and automatically. SOLUTION: In this device, hooking is made after a telephone line (b) is closed, and the telephone line (b) reaches a dial enable state by this hooking, a telephone number of a transfer destination telephone set C is dialed and when the telephone set C replies the call, a relay contact 3 is opened and the dialer is restored. When the telephone set C does not reply the call, hooking is conducted twice to set the telephone line (b) in the dialing enable state and a telephone number of a succeeding transfer destination telephone set C' is dialed. When the telephone set C' replies the call, the relay contact 3 is opened and the dialer is restored. When the telephone set C' does not reply the call, hooking is conducted twice and the succeeding telephone set C" is called.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic transmitting device.

[0002]

2. Description of the Related Art Conventionally, one of the services provided by Nippon Telegraph and Telephone Corporation is a telephone transfer service called "voice warp", which is shown in FIG. When the incoming call is answered by the incoming telephone B on the incoming telephone B and the incoming telephone B is hooked up, the central office D puts the telephone line a of the incoming telephone A on hold and allows the telephone line b of the incoming telephone B to make a call. Then, the telephone number of the transfer destination telephone C is manually transmitted by the reception telephone B, and when the transfer destination telephone C answers, the reception telephone B and the transfer destination telephone C are connected. In this state, the reception telephone B is on-hook. Then, the hold of the telephone line a is released, and the calling telephone A and the transfer destination telephone C are connected. The telephone transfer is called "transfer after response" because the call is transferred after the person answers the call from the calling telephone A at the receiving telephone B. In the central office D provided with "transfer after answering", when the incoming telephone B is hooked while the incoming telephone C is ringing from the incoming telephone B, the incoming telephone B and the incoming telephone B are connected again. .

[0003]

In the above-mentioned known telephone transfer, a telephone call made when the user is absent cannot be transferred.

[0004]

SUMMARY OF THE INVENTION Accordingly, the present invention provides an inexpensive device by utilizing the "voice warp" telephone transfer service.
Automatically forwards incoming calls when you are away It is.

[0005]

According to the present invention, when the incoming telephone B is hooked during a call between the incoming telephone A and the incoming telephone B, the telephone line a of the incoming telephone A is put on hold. A function of making the telephone line b of the receiving telephone B ready to make a call, a function of calling a transfer destination telephone C in response to a call made by the receiving telephone B in the calling possible state, and a function of connecting to the receiving telephone B; A function for releasing the hold of the telephone line a and connecting the calling telephone A and the transfer destination telephone C when the incoming telephone B is on-hook during a call between the transfer destination telephone C and the transfer destination telephone C When the incoming telephone B is hooked while the telephone C is ringing or the transfer destination telephone C is busy, the hold of the telephone line a is released and the telephone A and the incoming telephone B are released. Office switch D having the function of connecting
The incoming call detecting unit 2 for detecting an incoming call to the telephone line b.
And a relay contact 3 for closing the telephone line b, a telephone number memory 8 storing the telephone numbers of a plurality of transfer destination telephones C, C ', and C ", and detecting a possible transmission state of the telephone line b. A DT sound detector 11, a telephone number transmitter 7 for transmitting a telephone number in the telephone number memory 8 via the telephone line b, and a response for detecting a response of the transfer destination telephones C, C ', C " Detector 4, timer 15, controller 17
When the incoming call detection unit 2 detects an incoming call, the control unit 17 closes the telephone line b by the relay contact 3 and then releases the relay contact 3 for a short time, and
When the hooking is performed for the first time and the telephone line b is ready to be dialed by the hooking, the telephone number of the transfer destination telephone C in the telephone number memory 8 is transmitted from the telephone number sending unit 7 and the transfer destination telephone C Responds, the relay contact 3 is opened and restored, and when the transfer destination telephone C is not answered, the second and third hooking is performed by the relay contact 3 and the telephone line b can be transmitted again. After the state, the telephone number of the next transfer destination telephone C 'in the telephone number memory 8 is transmitted from the telephone number transmission unit 7, and when the transfer destination telephone C' answers, the relay contact 3 is opened. When the transfer destination telephone C 'has not responded, the fourth and fifth hookings are performed by the relay contact 3 to call the next transfer destination telephone C ". It is obtained by the dynamic transmission device.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described with reference to the drawings.
In FIG. 2, A is a calling telephone, B is a receiving telephone, C,
C ', C "... Are transfer destination telephones, D is a central office exchange, and a
b, c, c ', c "... are telephone lines, and 1 is an automatic transmission device according to the present invention, which is connected to the telephone line b.

The central office D puts the telephone line a of the telephone A on hold and the telephone line b of the telephone B when the telephone B is hooked during the call between the telephone A and the telephone B. A function for making a callable state, a function for calling the transfer destination telephone C in response to a call from the called telephone B in the callable state, and a function for connecting to the called telephone B. When the receiving telephone B goes on-hook, the hold of the telephone line a is released and the calling telephone A
And the function of connecting the transfer destination telephone C to the destination telephone C, and releasing the hold of the telephone line a when the incoming telephone B is hooked again while the transfer destination telephone C is being called or the transfer destination telephone C is busy. It has a function of reconnecting the calling telephone A and the receiving telephone B.

FIG. 3 shows a block circuit of the automatic transmission device 1. Reference numeral 2 denotes an incoming call detection unit connected to a telephone line b via a relay contact 3, and reference numeral 4 denotes a response when a called telephone answers. Response detection part to detect, 5 is relay contact 3
Is switched, a line coupling unit for holding the telephone line b, 6 is a switch circuit, 7 is a telephone number transmitting unit, 8 is a telephone number memory storing the telephone numbers of the transfer destination telephones C, C 'and C ", 9 Is a message memory, 10 is a voice synthesizer,
An operation unit, 11 is a busy / DT sound detection unit, 12 is a relay driver, 13 is an operation unit, 14 is a display unit, 15 is a timer, 16 is a program memory, and 17 is a control unit.

[0009]

First, the telephone number of the transfer destination telephones C, C ', C ",... Is stored in the telephone number memory 8 by operating the operation unit 13. Then, the message memory 9 stores, for example," Hi, this is the company. I'll connect you now. "And the message"I'm calling you. Please wait a moment. "

When an incoming call is made from the calling telephone A to the receiving telephone B, the incoming detecting unit 2 of the automatic transmitting apparatus 1 according to the present invention connected to the telephone line b detects this, and the control unit 17 sends a signal to the relay driver. 12 is started, the relay contact 3 is closed, and the telephone line b is closed. Thus, call telephone A
And the automatic transmission device 1 are connected via the telephone lines a and b, the control unit 17 sends a message in the message memory 9 saying "Hi, this is a company. I will connect you now." The voice is synthesized by the voice synthesis unit 10 and transmitted to the calling telephone A.

When the transmission of the message is completed, the control unit 17
Performs hooking by releasing the relay contact 3 for a short time. Then, the central office D uses the hooking to call the telephone A.
Is put on hold, the telephone line b of the incoming telephone set B is made available for transmission, and when the busy / DT tone detection unit 11 detects the transmission available state, the control unit 17 reads the first telephone number memory 8 from the telephone number memory 8. The telephone number of the telephone C, which is the transfer destination, is read out and transmitted by the telephone number transmitting unit 7. As a result, the central office D calls the transfer destination telephone C.

When the transfer destination telephone C answers, the response detector 4 detects this and the controller 17 restores the device. Then, since the telephone line b is released, the central office D releases the hold of the telephone line a of the calling telephone A and connects the calling telephone A and the transfer destination telephone C.

When the transfer destination telephone C does not answer the call after a predetermined time has elapsed, or when the transfer destination telephone C is busy, the control unit 17 sets the relay contact 3
Hooking. Then, the central office D releases the hold of the calling telephone A and connects the calling telephone A to the telephone line b. Then, the control unit 17 synthesizes the message "I'm calling now. Please wait for a while" in the message memory 9 and sends it to the calling telephone A, and then short-circuits the relay contact 3. Release the time and do the hooking. Then, this hooking causes the central office exchange D to put the telephone line a of the calling telephone A on hold, puts the telephone line b of the receiving telephone B into a callable state, and the busy / DT tone detecting unit 11 detects the callable state. Then, the control unit 17 reads out the telephone number of the telephone C 'which is the next transfer destination from the telephone number memory 8, and transmits this by the telephone number transmitting unit 7. As a result, the central office D calls the transfer destination telephone C '.

When the transfer destination telephone C 'answers, the response detector 4 detects this and the controller 17 restores the device.
Then, since the telephone line b is released, the central office D
The hold of the telephone line a of the call telephone A is released, and the call telephone A and the transfer destination telephone C 'are connected.

When the transfer destination telephone C 'does not answer the call after a predetermined time has elapsed, or when the transfer destination telephone C' is busy, the control unit 17 performs the same operation as described above. The transfer destination telephone C "is called repeatedly.

The telephone number of the transfer destination called according to the present invention is stored in the telephone number memory 8, and the plurality of telephone numbers stored in these are stored in the time zone and the day of the week when the apparatus is operated. Accordingly, the program can be changed in an arbitrary order, and this program is registered in the program memory 16. As an example, during the daytime time zone on weekdays, telephone C → telephone C ′ → telephone C ”may be transferred in this order, and the reverse may be set during weekday nights.

[0017]

As described above, according to the present invention, when the receiving telephone B is hooked during a call between the calling telephone A and the receiving telephone B, the telephone line a of the calling telephone A is put on hold, and A function of making the telephone line b of the incoming telephone B possible to make a call, and the incoming telephone B when the outgoing call is possible
And a function of calling the transfer destination telephone C in response to the call of the destination telephone B, and the function of the telephone line a when the reception telephone B is turned on-hook while the reception telephone B and the transfer destination telephone C are talking. A function for releasing the hold and connecting the calling telephone A and the transfer destination telephone C, and a case where the incoming telephone B is hooked while the transfer destination telephone C is ringing or the transfer destination telephone C is busy. A device connected to the telephone line b of the central office D that has a function of releasing the hold of the telephone line a and connecting the calling telephone A and the receiving telephone B to the telephone line b. An incoming call detecting unit 2 for detecting an incoming call, a relay contact 3 for closing the telephone line b, a telephone number memory 8 storing the telephone numbers of a plurality of transfer destination telephones C, C ′, C ″, telephone line b) a DT sound detecting unit 11 for detecting a callable state of b, a telephone number transmitting unit 7 for transmitting a telephone number in the telephone number memory 8 via the telephone line b,
A response detection unit 4 for detecting a response of the transfer destination telephones C, C ′, C ″, a timer 15, and a control unit 17;
When the incoming call detection unit 2 detects an incoming call, the control unit 17 closes the telephone line b by the relay contact 3 and then releases the relay contact 3 for a short time to perform the first hooking. When the telephone line b becomes ready to make a call by hooking, the telephone number of the transfer destination telephone C in the telephone number memory 8 is transmitted from the telephone number sending unit 7, and when the transfer destination telephone C answers, the relay is performed. The contact 3 is opened and restored, and when the transfer destination telephone C has not responded, the second and third hookings are performed by the relay contact 3 so that the telephone line b can be transmitted again and the telephone number is returned. The telephone number of the next transfer destination telephone C 'in the memory 8 is transmitted from the telephone number sending unit 7, and when the transfer destination telephone C' answers, the relay contact 3 is opened to restore the telephone number. When the transfer destination telephone C 'has not responded, the relay contact 3 performs the fourth and fifth hooking operations to call the next transfer destination telephone C ". By simply adding a simple device, incoming calls can be automatically forwarded when there is no agency, and even if the called party is absent at the transfer destination, it is possible to sequentially call a telephone at another place, so that there is an effect that the call is reliably transferred. Further, in the present invention, in the device, the device has a message memory 9 capable of storing a desired message, and the control unit stores the message memory 9 in the telephone line b before performing the first hooking. Since the message is transmitted to the telephone A, the message is transmitted to the telephone A, and then the call is transferred. In the device, the control unit 17 is an automatic transmission device that sends the message in the message memory 9 to the telephone line b before performing the third hooking. In addition, the present invention provides an automatic storage device having the program memory 16 for changing the calling order of a plurality of telephone numbers stored in the telephone number memory 8 according to a time zone or a day of the week. Since the transmitting device is used, the order of the transfer destination can be changed according to the day of the week and the time zone, so that the transfer time is shortened.

[Brief description of the drawings]

FIG. 1 is a diagram of a known example.

FIG. 2 is a connection state diagram of the automatic transmission device according to the present invention.

FIG. 3 is a block circuit diagram of the automatic transmission device.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Automatic transmission device, 2 ... Reception detection part, 3 ... Relay contact,
4 ... response detection unit, 5 ... line coupling unit, 6 ... switch circuit,
7: telephone number sending unit, 8: telephone number memory, 9: message memory, 10: voice synthesizing unit, 11: busy / DT
Sound detection unit, 12: relay driver, 13: operation unit, 1
4 ... Display unit, 15 ... Timer, 16 ... Program memory, 17 ... Control unit, A ... Call telephone, B ... Incoming telephone,
C, C ', C ": destination telephone, D: central office, a,
b, c, c ', c "... telephone line.

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[Procedure amendment]

[Submission date] October 16, 1996

[Procedure amendment 1]

[Document name to be amended] Drawing

[Correction target item name] All figures

[Correction method] Change

[Correction contents]

FIG.

FIG. 2

FIG. 3

Claims (4)

[Claims] 1. When the incoming telephone B is hooked during a call between the incoming telephone A and the incoming telephone B, the incoming telephone A is called.
Function of placing the telephone line a on hold and placing the telephone line b of the receiving telephone B in a callable state, and calling the transfer destination telephone C in response to a call from the receiving telephone B in the callable state. B, and when the incoming telephone B is on-hook during a call between the incoming telephone B and the transfer destination telephone C, the hold of the telephone line a is released and the calling telephone A and the transfer destination telephone C are released. When the destination telephone B is hooked while the transfer destination telephone C is ringing or the transfer destination telephone C is busy, the hold of the telephone line a is released and the call telephone A and In an apparatus connected to the telephone line b of the central office D having a function of connecting to the incoming telephone B, the apparatus comprises: an incoming call detector 2 for detecting an incoming call to the telephone line b; A relay contact 3 for closing the telephone line b, a telephone number memory 8 storing the telephone numbers of a plurality of transfer destination telephones C, C ', C ", and a DT tone for detecting a possible transmission state of the telephone line b A detecting unit 11; a telephone number transmitting unit 7 for transmitting a telephone number in the telephone number memory 8 via the telephone line b;
A response detecting section 4 for detecting the responses C 'and C ", a timer 15, and a control section 17. When the incoming call detecting section 2 detects an incoming call, the control section 17 uses the relay contact 3 to output the response. After the telephone line b is closed, the relay contact 3 is released for a short time to perform the first hooking, and when the telephone line b is ready to make a call by the hooking, the transfer destination telephone in the telephone number memory 8 is stored. The telephone number C is transmitted from the telephone number transmitting unit 7, and when the transfer destination telephone C answers, the relay contact 3 is opened and restored, and when the transfer destination telephone C has not responded, the relay contact 3, the second and third hooking operations are performed, and the telephone line b can be transmitted again, and then the telephone number of the next transfer destination telephone C 'in the telephone number memory 8 is transmitted to the telephone number transmitting section. When the transfer destination telephone C 'answers, the relay contact 3 is opened and restored, and when the transfer destination telephone C' has not responded, the fourth and fifth hooking operations are performed by the relay contact 3. To call the next transfer destination telephone C ". 2. The device according to claim 1, wherein the device has a message memory 9 capable of storing a desired message, and wherein the control unit connects the telephone line b to the telephone line b before performing the first hooking. An automatic transmitter that sends out messages. 3. The automatic transmission device according to claim 2, wherein the control unit 17 sends a message in the message memory 9 to the telephone line b before performing the third hooking. 4. The automatic transmission device according to claim 1, further comprising a program memory for changing the calling order of the plurality of telephone numbers stored in the telephone number memory according to a time zone and a day of the week.