JPH06261357A - Telephone exchange - Google Patents

Abstract

PURPOSE:To realize automatic answering correspondence even if a general telephone set is connected and to re-recognize a recording content by means of a speaker in the general telephone set in the other place and that in an exchange by providing an automatic answering sound recording/reproducing function in the telephone exchange. CONSTITUTION:The main device of the telephone exchange 1 is provided with main wires (telephone lines) L1 and L2, moduler jack insertion terminals MJ1 and MJ2 for a telephone set Ta, terminals T1 and T2 for connecting the general telephone set on the market and the connection terminal D1 and D2 of a doorphone D. Respective constitution elements are arranged for giving the automatic answering sound recording/reproducing function to the telephone exchange 1. The constitution elements consist of an analog switch 1, a sound data recording part 12, a PB signal (special number operation) reception circuit 13, a recording situation display part 14, an automatic answering sound recording setting switch 15, a sound recording reproduction control switch 16 and respective relays r11, r13, RL2 and RL3 which are required for the operation of them. Thus, a conversation recording can be left by automatic answering correspondence even if the general telephone set is connected.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a telephone exchange in a home telephone system or the like.

[0002]

2. Description of the Related Art In a conventional home telephone system of this type, the door phone ringing and the outside line incoming are generally provided by ringing the bell of the telephone to notify the user, so that the discrimination is not sufficient and the usage status is displayed. Since there is no means, there is a difficulty that its usage status is unknown.

In order to solve these problems, for example, Japanese Laid-Open Patent Publication No. 1-138844 proposes and discloses a telephone system in which an incoming call state of a telephone outlet can be known and an intercom call or an extension call can be made by connecting a general single telephone. ing.

This telephone system has 1) its main device,
When an external line from the telephone office is connected and an incoming signal from the external line is detected, a sending means for sending this signal through the control line corresponding to the internal line and a connecting means for connecting the external line and the internal line are provided. 2) A telephone outlet is provided with an incoming call display means for receiving an incoming call display signal from a telephone connecting section connected to the extension line and a main device connected to the control line to display an incoming call, and 3). A general single telephone is detachably connected to the telephone connection portion of the telephone outlet.

[0005]

However, in order to make it more suitable for the lifestyle mode of general households in recent years, the following problems have been solved in the conventional proposal example having the above-mentioned configuration. desired. That is, 1) When a general telephone that does not have an answering machine recording function is connected, when the resident does not answer, the resident cannot convey the answering machine message to the remote caller. 2) In the above state, if the resident is absent, the opposite line caller cannot leave a message to the other party. 3) If a general telephone without a recording / playback function is connected, During a call, it is not possible to leave a record of the voice from the other party and reconfirm.

The present invention has been made in view of the above situation. Even when a general single telephone having no answering machine recording function is connected to this type of telephone exchange, it is possible to handle an answering machine, such as a station line call. It is an object of the present invention to provide a means for enabling the voice recording / playback of the voice recording and the re-confirmation of the recorded contents by the general telephone of the other place and the speaker in the exchange.

[0007]

Therefore, in the present invention, a telephone exchange of this type is installed in a home telephone exchange with a speaker in which an intercom and a telephone are connected, and a recording / reproducing function of a telephone line answering machine. It is intended to achieve the above-mentioned object by providing a means for confirming the recorded contents by either the speaker or the special number operation from the ordinary telephone.

[0008]

The telephone exchange according to the present invention as described above is
The built-in answering machine recording / playback function allows you to leave a conversation record by answering machine even if you connect a general telephone. Also, you can record it from the speaker of the telephone exchange or from a telephone equipment of another place by special number operation from outside. You can check the contents.

[0009]

EXAMPLES The present invention will be described below based on examples. FIG. 1 shows a functional block diagram of an embodiment of a telephone exchange according to the present invention, and FIG. 2 shows an example of a telephone system using the same.

(Structure) In FIGS. 1 and 2, 1 is a main unit of a telephone exchange, L1 and L2 are office lines (telephone lines), and MJ1.
MJ2 is a modular jack insertion terminal for the telephone Ta, and T1 and T2 are general commercial telephone connection terminals, 1
a is a telephone extension modular, and D1 and D2 are terminals for connecting the intercom D.

Reference numeral 2 is a 4-bit CPU, 3 is a power supply circuit, 4 is an intercom communication circuit, 5 is an intercom button press detection circuit,
6 is a chime sound sending circuit of the intercom D, 7 is a local line L
Reference numerals 1 and 2 denote ringing tone transmitting circuits, and 8 denotes a speaker. 9
Is an analog switch as a means for automatically reducing the chime sound / ring tone of the speaker 8 together with the resistor 9a, and 10 is a volume switch and an on / off switch. Also,
PC1 and PC2 are photocouplers for detecting incoming calls and call detection of the office lines L1 and L2, respectively, and rl1 and RL1 are relays.

The feature of this embodiment resides in that, in order to achieve the above-mentioned object of the invention, each of the constituent elements 11 to 16 for providing an answering machine recording / reproducing function is arranged in the telephone exchange 1, and 11 is An analog switch, 12 is a voice data recording section, 13 is a PB signal (special number operation) receiving circuit, 14 is a recording status display section, 15 is an answering machine recording setting switch, 16 is the same recording / playback control switch, and is necessary for these operations. The respective relays rl1, rl3; RL2, RL3 are shown.

(Operation) Next, a) in the above configuration
Station line incoming / call recording function, b) recording content playback function, c)
The remote special number operation / answering machine recording function and d) the operation sequence of each of the intercom calls are described with reference to the sequence flowchart of any of a) FIG. 3, b) FIG. 4, c) FIG. 5, d) FIG. 6 and FIG. explain.

A) Station line incoming call / call recording function (FIGS. 3 and 1) When a 16 Hz 75 V signal arrives when there is an incoming call on the station lines L1 and L2, the photocoupler PC1 of the incoming call detection circuit operates in step S1 of FIG. Then, in step S2, the CPU
2 drives the ringtone sending circuit 7, and outputs the ringtone from the speaker 8 in step S3. Then in step S4,
Until the loop is detected by the photocoupler PC2 of the call detection circuit for off-hook of either the telephone set Ta or Tb, the step S2 is repeated, and if detected, the ring tone sending circuit 7 is released in step S5, and in step S6. The local line call is set.

At this time, when the caller turns on the answering machine recording setting switch 15 in step S7, step S7 is performed.
In step 7, the message is recorded in the voice data recording section 12, and when the setting switch 15 is turned off in step S9, this recording ends.

B) Recording content reproduction function (FIGS. 4 and 1) When the recording / reproduction control stitch 16 is turned on in step S10 in FIG. 4, the CPU 2 in step S11 relays the relay RL1.
When the photocoupler PL2 of the call detection circuit detects a loop in step S12, the relay RL1 is released in step S13, and then the relay RL3 in step S14.
The voice data can be reproduced by the voice data recording unit 12 in step S15 and can be output to the telephone set Ta / Tb. Then, the recording / reproduction control switch 16 is turned off to end the recording / reproduction. In addition, the step S
If no loop is detected in step 12, step S18-
In step S20, the relay RL1 is released, and in step S1
Similarly to 5, the voice is reproduced and output to the speaker 8, and the process goes to step S17.

C) Remote special number operation / answering machine recording function (FIGS. 5 and 1) When the photocoupler PC1 of the incoming call detection circuit detects an incoming call on the station lines L1 and L2, the number of times of detection is predetermined N times or less in step S22. Then, in the normal step S23, the telephone set Ta / Tb
However, if the telephone exchange 1 is in the absence of the resident and the telephone answering machine recording setting switch 15 is turned on in step S24, if the number of detections in step S22 becomes N times or more, S25
When it is confirmed that the switch 15 is turned on, the relay RL2 is driven in step S26, and the photocoupler PC2 of the call detecting circuit detects a loop in step S27.

At this time, when the PB signal receiving circuit 13 recognizes a predetermined special number operation (PB signal) in step S28, the voice data recording section 12 reproduces voice in step S29. On the other hand, when the special number operation is not received in step S28, the voice data recording unit 12 outputs the voice fixed data in step S30, the voice data recording is started in step S31, and the recording is finished in step S32.

D) Intercom call (FIGS. 6 and 1) When the detection circuit 5 detects that the button of the intercom D is pressed in step S33 of FIG. 6, the CPU 2 causes the step S34 to proceed.
In step S35, the chime sound sending circuit 6 is driven, and in step S35, the relay RL1 is driven to send the chime sound from the speaker 8 (step S36).

At this time, if the photocoupler PC2 of the call detecting circuit detects a loop at step S37, step S37 is performed.
At 38, an intercom call is made. On the other hand, step S37
If the loop is not detected in step S39, the process returns to the previous step or enters the standby state in step S40 depending on whether or not the pressing is detected for 20 seconds or more in step S39.

[0021]

As described above, according to the present invention,
Since an answering machine recording / playback function is provided in the telephone exchange, it is possible to support answering machine even if a general telephone is connected.
It is now possible to confirm the recordings from the speaker of the telephone exchange or from any telephone equipment in another place by operating a special number.

[Brief description of drawings]

FIG. 1 is a functional block diagram of an embodiment.

FIG. 2 An example diagram of the telephone system

[Fig. 3] Operation flow chart of incoming line / call recording function

[Fig. 4] Operation sequence flowchart of recorded content playback function

[Figure 5] Remote special number operation / answering machine recording function operation sequence flowchart

FIG. 6 is an intercom communication operation sequence flowchart

[Explanation of symbols]

1 Telephone switch 8 Speaker 12 Voice data recording section (answering machine recording / reproducing means) 13 PB signal (special number operation) receiving circuit (answering machine recording / reproducing means) 15 Answering machine recording setting switch (answering machine recording / reproducing means) 16 Recording Playback control switch (answering machine recording / recording / playback means) D Doorphone L1, L2 Local line Ta, Tb Telephone

Claims (1)

[Claims] 1. A home telephone exchange equipped with a speaker, in which an intercom and a telephone are connected, is provided with a local line telephone answering machine recording / reproducing function means, and the recorded content is either a special number operation from the speaker or a general telephone. A telephone exchange that is equipped with a means for confirming whether or not it is.