JPS62198243A - On-hook dialing device for telephone set - Google Patents

Abstract

PURPOSE:To attain on-hook dialing at the use of a telephone set provided with a conventional talking function only by inserting a hook switch set by a transmitter or a receiver of a telephone set, opened at the set and closed at reset to a main wire. CONSTITUTION:A telephone set 11 is provided with a handset 14 and built in with a hook switch closed in response to the operating state of the handset 14 and a dial circuit and a talking circuit are connected to a telephone line 16 via a main wire of an adaptor 12 under the closing state of the hook switch. One end of the main wire 15 is used as a connection 15A for the connection with the telephone line 16 in the adaptor 12 and the other end of the main wire 15 is used as a connection 15B for the connection with the telephone set 11. In this case, a hook switch 101 of the adaptor 12 opened when the handset 14 of the telephone set 11 is set and closed when not set is inserted to the main wire 15.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to an on-hook dialing device for a telephone.

[Prior Art] A telephone closes in response to the use of a transmitter and/or receiver, and closes a dial circuit and a call circuit.
It is equipped with a hook switch to connect to the Ii111 line.

In other words, 1. When using a normal telephone, the hook switch is closed by picking up the handset and the dialing circuit and talking circuit are connected to the telephone line, allowing dialing and making calls. .

In contrast, conventionally, when the handset is left on,
There are also telephones in use that have an on-hook dialing function, in which the user picks up the handset and starts a call only when the other party picks up the telephone.

The above-mentioned telephones with the conventional on-hook dialing function are
Equipped with an on-footer circuit consisting of an amplifier and a speaker,
The on-footer circuit and dial circuit are connected to a telephone line via an on-footer switch parallel to the hook switch.

[Problems to be Solved by the Invention] However, conventional telephones with an on-hook dialing function have an on-hook circuit consisting of an amplifier and a speaker built into the telephone body, which makes the internal structure complicated and the overall There is also the disadvantage that the shape becomes larger.

An object of the present invention is to enable on-hook dialing when using a telephone equipped with only a normal telephone call function.

[Means for Solving the Problems J] The on-hook dialing device for a telephone according to the present invention includes a main wiring that connects a telephone line and a telephone, and provides input to a speaker provided on an external device. A hook switch is provided in the L fertilizer wiring, and is equipped with a hook switch that is capable of setting the transmitter and/or receiver of the telephone, opens when the phone is set, and closes when the phone is not set. - The on-hook switch is connected to the main wiring in parallel with the above-mentioned hook switch, and enables the telephone set and the above-mentioned connection terminal to be connected to the telephone line.

[Effect 1: According to 1!1, when the telephone transmitter and/or receiver is set to the hook switch of the on-hook dialing device, the hook switch inside the telephone is always in the closed state. Therefore, by removing the transmitter and/or receiver from the hook switch of the on-hook dialing device and closing the hook switch of the on-hook dialing device, it is possible to obtain a normal talking state. .

On the other hand, on-hook dialing of the handset and/or handset? Connect the connection terminal of the on-hook dialing device to the input section for a speaker provided on an external device such as a tape recorder with a radio, and By closing the on-book switch of the on-hook dialing device, it is possible to obtain an on-hook dialing condition. Under this on-hook dialing condition, the handset and/or handset remain set on the hook switch of the on-hook dialing device. Then, the dial pulse generated by the dialing circuit of 'rttIiI!in is transmitted to the telephone line via the main wiring of the on-hook dialing device and the on-footer switch, and the voice received from the other party is transmitted to the main wiring of the on-hook dialing device. , external tf via on-footer switch
It becomes possible to hear it using the speaker provided in the W device. As a result, according to the present invention, by relying on an external audio device for the on-footer circuit consisting of an amplifier and a speaker, it is possible to perform on-hook dialing when using a telephone equipped with only a normal telephone call function. becomes.

[Embodiment] FIG. 1 is a schematic diagram showing a telephone system using a multifunctional device according to an embodiment of the present invention, and FIG. 2 is a circuit diagram showing the multifunctional device.

In FIG. 1, 11 is a telephone, 12 is an 'ilt phone 1
1 as a functionalization device, 13 as an external rf! The device is a radio signal generator and a cassette tape recorder with a radio as a recording device.

The telephone set 11 is equipped with a transmitter/receiver R414, and has a built-in hook switch that closes in response to the operation of the handset 14, and when the hook switch L is closed, the dial circuit and the telephone call circuit are connected to the main adapter 12. It is possible to connect to a telephone line 16 via wiring 15. The adapter 12 has one end of the main wiring 15 as a connection part 15A for connection to the top line 16, and the other end of the main wiring 15 as a connection part 15B for connection to the telephone set 11.

Here, the adapter 12 has a hook switch 101 that can set the handset 14 of the machine 11, opens when it is set, and closes when it is not set.
5 is interposed.

The radio+1 cassette tape recorder 13 has a tape recorder section 17. It is equipped with a radio section 1B, a speaker 19°, and a microphone 20. The cassette tape recorder with radio 13 also includes a tape recorder 117 and a line-in connection section (or microphone connection section) 21 as an input section to the speaker 19, and includes a tape recorder section 17. radio club 18
, a line-out connection section (or headphone connection section) 22 as an output section from the microphone 20. The cassette tape recorder with radio 13 also includes a power input section 23 .

Thus, the adapter 12 includes a connection terminal (A) 24 that is connected to the line-in connection 21 of the cassette/cassette tape recorder 13 with a radio, and also has a connection terminal (A) 24 connected to the line-out connection 22 of the cassette tape recorder 13 with a radio. It is provided with a connection terminal (B) 25 to be connected. Each connection terminal 2
4.25 is connected to the attenuator 27 via the hybrid transformer 26.

On the other hand, the adapter 12 connects the hook switch 1 of the main wiring 15.
The attenuator 27 is connected between the part where 01 is interposed and the connection part 15B via the rectifier 29.
=. Thereby, the adapter 12 makes it possible to connect each of the connection terminals 24, 25 to the telephone line 16 in parallel with the telephone it.

Here, the adapter 12 is -EA! A first switch (on-hook switch) 28 is connected to the ff115 in parallel with the hook switch lot. As a result, the adapter 12 can be used to transmit and receive the telephone 11 + 16 devices 1
4 is set on the hook switch lO1 and the hook switch 101 is in the open state, the first switch 28 is closed to connect the telephone 11 and the connection terminals 24 and 25 to the telephone 1! Connect to the bus line 16 with 11 pins.

In addition, the M display device 27 does not transmit the noise of the cassette tape recorder 13 with a radio to the telephone line 16 side, and the noise of the cassette tape recorder 13 with a radio is not transmitted to the telephone line 16 side. Transmit the T and W outputs at appropriate levels to the telephone line fi16.
++1 function is to transmit the call signal from the cassette tape recorder 13 with a radio at an appropriate level.

Further, the adapter 12 has a second switch 30 interposed between the connection terminal 24 and the hybrid transformer 26, and a third switch 31 interposed between the connection terminal 25 and the hybrid transformer 26.

Furthermore, the above-mentioned Agebuta 12 has a central processing unit i! for providing an answering function. 1 (CPU) 32. The central processing unit 32 is enabled to start operating t11 by closing the fourth switch 33, which is operated when the user is away. Further, the 5 adapter 12 includes a ring signal detection circuit 35 connected to the main wiring 15 via a rectifier 34. The ring signal detection circuit 35 is capable of transmitting an incoming call confirmation signal u to the central processing unit 32 when a calling signal (16 Hz AC signal) from a communication partner is received via the telephone line 16.

The adapter 12 also includes a relay switch 36 arranged in parallel to the first switch 28. The relay switch 36 constitutes recording circuit closing means, and is closed by a command from the central processing unit 32 when the above-mentioned calling signal is received, and connects the connecting end V-24 and the upper line 16.
It is called Noh.

The adapter 12 also stores a message for the communication phase, and upon receiving the call signal, transmits the message to the rectifier 29, relay switch 36, etc. according to a command from the central processing unit 32. A message transmitting means 37 is provided for transmitting a message to the telephone line 16 via the main wiring 15. The message transmitting means 37 has a built-in IC memory.

The adapter 12 also includes a power switch 39 interposed between the power input section 23 and the power source 38 provided in the cassette tape recorder with radio 13. 39A is a connection portion of the power switch 39 to the power source 3B.

That is, upon receiving the incoming call confirmation signal from the ring signal detection circuit 35, the central processing unit 2132 closes the relay switch 36, sends the message stored in the message transmission grid stage 37 to the telephone line 16, and power switch 3
9, and drive the cheap recorder ff617 of the cassette tape recorder 13. At this time, the tape recorder section 17 of the cassette tape recorder 13 with radio
teeth.

It is set to the recording mode, and it is possible to receive and record voice messages sent from the other party via the telephone line 16.

When the communication partner finishes sending a message and turns off the line, a signal of 400 Hz (0.5 seconds on, 0.5 seconds off) is sent from the other party. This signal passes through a bandpass filter 40, is recognized by a detection circuit 41, and is sent to the central processing unit 32, so that the central processing unit 32 switches the relay switch 36 and the power switch 3.
9 is opened, νJ is disconnected from the telephone line 16, and the power of the cassette tape recorder with radio 13 is turned off.

Note that the cassette tape recorder 13 with radio has the function of outputting sound from the speaker 19 even when the connection terminal 25 is connected to the line-out connection portion 22.

Hereinafter, the functions of the adapter 12 will be explained in terms of (&) hold melody function, (b) call recording function, (e) on-hook dial function, (d) hands-free call function, and (e) answering function.

(a) With hold melody function) According to the adapter 12 described in 1-1, in the usage state D in which the handset 14 of the telephone 11 is set to the hook switch 101 of the adapter 12, the hook switch in the telephone 11 is always set. Since it is in the open state, the handset 14
It is possible to obtain a normal call state by picking up the hook switch 101 of the adapter 12 and closing the hook switch lot of the adapter 12,
■ Connect the connection terminal 25 to the cassette tape recorder 13 with radio.
line-out connection 22 of the first switch 28 . By closing the third switch 31 and connecting the connection terminal 25 to the top line 16, it becomes possible to obtain a hold melody transmission state. Under this pending melody transmission state, the tape recorder section 17 of the cassette tape recorder with radio 13. It is possible to transmit the desired full output of the radio section 1B to the IL communication line 16 as a hold melody (14).
(The t5 bond can be adjusted by adjusting the volume of the cassette tape recorder 13 with a radio, and the sound quality is also good because it is the output of the cassette tape recorder 13 with a radio. According to FF+2?, by using a radio-equipped cassette tape recorder 13 as an external arbitrary electric signal generator, all telephones equipped with only normal call functions can be used to make calls on hold with a variety of sounds and good sound quality. It becomes possible to send melodies.

(b) Call recording function" - According to the adapter 12, the connection terminal 24 is connected to the line-in connection part 2 as an input part of the tape recorder ff817 provided in the cassette tape recorder 13 with radio.
1 to form the call recording preparation state, and further close the first switch 28 and the second switch 30, and connect the connection terminal 24 and the telephone line 16 to obtain the call recording state. It becomes t@. In this call recording state, it becomes possible to import the transmitting and receiving electrical signals, that is, the contents of the call, into the tape recorder section 17 and record the call. By using the cassette tape recorder 13 with a radio as an external recording device, you can use only the normal telephone call function without having to manage or handle a telephone pickup device or a telephone call recording device. It becomes possible to record a call using the telephone 11 provided.

(C) While the handset 14 of the on-hook dial function telephone fill continues to be set on the hook switch 101 of the adapter 12, the adapter 1
Connect the connection terminal 24 of 2 to the cassette tape recorder 1 with radio.
The first switch 28 .
By closing the second switch 30, it becomes possible to obtain an on-hook dialing state. In this on-hook dialing state, the handset 14 is connected to the hook switch 101.
, the dial pulse generated by the dial circuit of the telephone all is sent to the L wiring 15. of the adapter 12. The voice received from the communication partner is transmitted to the upper line 16 via the first switch 28, and is transferred to the main line 15 of the adapter 12. The cassette tape recorder 1 with radio is connected via the first switch 28.
According to the above-mentioned adapter 12, the on-footer circuit consisting of an amplifier and a speaker can be heard through the speaker 19 of No.3. By.

On-hook dialing becomes possible when using a telephone ALL equipped with only a normal telephone call function.

(d) According to the adapter 12, the connection terminal 24 is connected to the line-in connection fi21 as an input part to the speaker 19 of the cassette tape recorder 13 with radio, and the connection terminal 2
5 is connected to the line out connection section 22 as an output section from the microphone 20 of the cassette tape recorder with radio 13, and the first switch 2B is closed, and in conjunction with this, the i2 switch 30 and the third switch 31 are closed. By doing so, it becomes possible to obtain a hands-free six-item state.

In this hands-free call state, the handset 14 of the telephone 11 is left connected to the hook switch 101 of the adapter 12, and the transmission RF Nr to the other party is transmitted to the microphone 2 provided in the cassette tape recorder 13 with radio.
It becomes possible to hear the transmitted RF voice from the communication phase r from the speaker 19 provided in the cassette/tape recorder 13 with radio. As a result, according to the adapter 12, a hands-free speaker circuit consisting of an amplifier and a speaker and a hands-free microphone circuit consisting of an amplifier and a microphone can be connected to an external arbitrary 1°.
Cassette tape recorder with radio as fw device 13
By relying on this, it becomes possible to make hands-free calls using the telephone 11 that has only normal call functions.

(e) According to the answering machine adapter 12, the connection terminal 24 is connected to the line-in connection part 21 as an input part to the tape recorder part 17 provided in the cassette tape recorder 13 with a radio, By interposing the power switch 39 between the power supply input section 23 and the power supply 38 of the tape recorder 13 and setting the radio-equipped cassette tape recorder 13 to recording mode, it becomes possible to obtain an answering preparation state. In this answering preparation state, when there is a call from the other party while you are away, the central processing unit 32 connects the connection terminal 24 and the telephone line 16 and sends a message, subject to a certain incoming state of the call signal. The message stored in the P stage 37 is transmitted to the other party, the power switch 39 is closed, and the cassette tape recorder 13 with radio is activated.
The tape recorder section 17 of is driven. Therefore, the voice received from the communication phase -p is recorded, and after returning home, the contents recorded on the tape recorder section 17 are increased by +1, and it becomes possible to listen to the requirements of the phase f.

As a result, the adapter 12 allows any external record It! By using the radio-equipped cassette tape recorder 13 as the IC 71, it becomes possible to obtain an answering machine function in a state where the telephone 11 having only a normal telephone call function is used.

Effects of IJ11 from c! - The on-hook dialing device for a telephone according to the present invention provides an L
It is equipped with wiring, and is equipped with a connection terminal connected to an input section to a speaker provided on the external sound π9Ff,
A hook switch that opens when the telephone transmitter and/or receiver is set and closes when it is not set is installed in the above E wiring, and is further connected to the main wiring in a 1 m line parallel to the above hook switch. The telephone set is equipped with an on-hook switch that enables connection of the telephone set and the connection terminal (-) to a telephone line. Therefore, when using a phone with only normal calling functions,
It is possible to perform on-hook dialing.

[Brief explanation of drawings]

FIG. 1 is a schematic diagram showing a telephone system using a multifunctional device according to an embodiment of the present invention, and FIG. 2 is a circuit diagram showing the multifunctional device. it...Telephone, 12...Adapter (on-hook dialing device 'ff1), 13...Cassette tape recorder with radio (sound device 'l), 14...Handset, 151-wire wiring, 16...・Telephone line, 19...Speaker, 21...Line-in connection section, 24...Connection terminal, 28...On footer switch, 101...Hook switch. Patent applicant Representative of Sekisui Chemical Co., Ltd. Hiroshi Nagisa [Month Kaoru No. 11!1

Claims (1)

[Claims] (1) Equipped with main wiring that connects the telephone line and the telephone set, and equipped with a connection terminal that is connected to the input section of the speaker provided on the external audio device, as well as a transmitter and/or receiver of the telephone set. A hook switch that can be opened when set and closed when not set is interposed in the main wiring, and is further connected to the main wiring in parallel with the hook switch, and connects the telephone and the connection terminal to the telephone line. An on-hook dialing device for a telephone, comprising an on-hook switch that enables on-hook dialing.