JPH06261359A - Telephone exchange - Google Patents

Abstract

PURPOSE:To realize automatic answering correspondence and to re-recognize a recording content from a speaker or from an arbitrary telephone equipment in the other place by means of a special number operation by providing a doorphone call automatic answering recording/reproducing function in a call exchange. CONSTITUTION:The main device of the telephone exchange 1 is provided with line wires (telephone lines) L1 and L2, moduler jack inserting terminals MJ1 and MJ2 for a telephone set Ta, terminals T1 and T2 for connecting a general telephone set on the market and terminals D1 and D2 for connecting a doorphone D. Respective constitution elements for giving the automatic answering sound recording/reproducing function are arranged in the telephone exchange 1. The constitution elements are constituted of an analog switch 11, 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. The sound recording of the doorphone call 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 intercom speaker. 2) In the above-mentioned state, if the resident is absent, the intercom caller cannot leave a message to the other party. 3) If a general telephone without a recording / playback function is connected, the intercom call Sometimes it is not possible to leave a record of the voice of 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 doorphone call. It is an object of the present invention to provide a means capable of voice recording / playback, and the reconfirmation of the recorded content by a general telephone in another place and a speaker in an exchange.

[0007]

Therefore, according to the present invention, a telephone exchange of this kind is provided with a doorphone telephone answering machine recording / reproducing function means in a home telephone exchange with a speaker in which an intercom and a telephone are connected. The present invention aims 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 voice record of the doorphone call by answering machine even if you connect a general telephone. Also, you can use the speaker of the telephone exchange or a special number operation from the outside to use any other telephone equipment. You can reconfirm the recorded content from.

[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
Recording content playback function, b) Station line incoming call / call function, c) Remote special number operation function, and d) Doorphone call / answering machine recording /
The respective operation sequences of the call recording function will be described with reference to the sequence flowchart of any one of a) FIG. 3, b) FIG. 4, c) FIG. 5, d) FIG. 6 and FIG.

A) Recording content reproduction function (FIGS. 3 and 1) When the recording / reproduction control stitch 16 is turned on in step S1 of FIG. 3, the CPU 2 drives the relay RL1 in step S2, and the call detection circuit of the call detection circuit in step S3. Photocoupler PC2
Detects a loop, the relay RL1 is released in step S4, and then the relay RL3 is driven in step S5.
In step S6, the audio data recording unit 12 reproduces the audio,
It can be output to the telephone set Ta / Tb. Then, the recording / reproduction control switch 16 is turned off to end the recording / reproduction. If no loop is detected in step S3, the relay RL1 is released in steps S9 to S11, the voice is reproduced and output to the speaker 8 as in step S6, and the process ends in step S8. .

B) Station line communication / call holding function (FIGS. 4 and 1) When there is an incoming call on the station lines L1 and L2, and a 16 Hz 75V signal arrives, the photocoupler PC1 of the incoming call detection circuit in step S21 of FIG. Is activated, and step S22
Then, the CPU 2 drives the ring tone sending circuit 7, and step S
At 23, a ringtone is output from the speaker 8. Next, in step S24, the loop to the step S22 is repeated until a loop is detected by the photocoupler PC2 of the call detection circuit for off-hook of the telephone set Ta or Tb. The call is released, and in step S26, the line communication state is established.

C) Remote special number operation (FIGS. 5 and 1) First, in step S31, the photocoupler PC1 of the incoming call detection circuit.
Detects an incoming call on the station lines L1 and L2, step S32
If the number of detections is equal to or less than the predetermined N times, normally, the step S
33, one of the telephones Ta / Tb goes off-hook, but if the resident is scheduled to be away and this telephone exchange 1 has the answering machine recording setting switch 15 turned on in step S34, the number of detections in step S32 is N. When it is confirmed that the switch 15 is turned on in step S35 when the number of times is equal to or more, the relay RL2 is driven in step S36, and the photocoupler PC2 of the call detection circuit is activated in step S37.
Detects a loop.

At this time, when the PB signal receiving circuit 13 recognizes a predetermined special number operation (PB signal) in step S38, the voice data recording section 12 reproduces voice in step S39. On the other hand, when the special number operation is not received in step S38, the station number call state is set in step S40, and the call ends in step S41.

D) Doorphone call / answering machine recording / call recording function (FIGS. 6 and 1) When the detection circuit 5 detects that the button of the doorphone D has been pressed in step S43 of FIG. 6, the CPU 2 proceeds to step S44.
In step S45, the chime sound sending circuit 6 is driven, and in step S45, the relay RL1 is driven to send the chime sound from the speaker 8 (step S46).

At this time, if the answering machine setting switch 15 is turned on in step S47, the relay RL2 is driven in step S48, the loop of the photocoupler PC2 is detected in step S49, and the voice data recording section is detected in step S50. Audio fixed data is output from 12 and audio data recording is started in step S51. Then, in step S52, the voice data recording ends and the call ends (step S53).

On the other hand, if the answering machine setting switch 15 is not turned on in step S47, step S54
When the photocoupler PC2 detects a loop at step S, step S
At 55, the intercom communication is performed by the intercom communication circuit 4. Here, when the recording / reproduction control switch 16 is turned on in step S56, recording is performed in the audio data recording unit 12 in step S57, and the recording stop switch of the recording / reproduction control switch 16 is turned on / off in step S58, respectively. Return to S57.

If the loop of the photocoupler PC2 is not detected in step S54, the process returns to the previous step or step S60 depending on whether the loop detection of the intercom button press detection circuit 5 is 20 seconds or less after detection in step S59. Will be in a standby state.

[0022]

As described above, according to the present invention,
Since the intercom telephone answering machine recording / playback function is provided in the telephone exchange, it is possible to support the answering machine even if a general telephone is connected. Also, the recording / recording can be done from the speaker of the telephone exchange or by a special number operation to any other telephone equipment in another place. You can now reconfirm the recording. Also,
The recorded voice becomes important evidence of for sale and fraud, and helps prevent crime.

[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 to each other, and an intercom telephone answering machine recording / reproducing function means is provided, and the recorded content is either a special number operation from the speaker or a general telephone. A telephone exchange that is equipped with means for confirming.