JP2000278418A - Mutiple dwelling housing interphone device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To automatically perform simultaneous broadcasting, while a dwelling master unit speech line is made free, once a broadcaster performs a broadcasting operation. SOLUTION: This device consists of a superintendent room master unit 2, dwelling unit master units 3a to 3n and a controller 1, the unit 2 is connected to the controller 1 via a superintendent room master unit line of contact L1 and a superintendent master unit communication line L2, and the units 3a to 3n are connected to the controller 1 via a dwelling unit master unit speech line L3 and a dwelling unit communication line L4 respectively. Especially, the unit 2 is provided with a voice memory 2m which stores a voice signal d1 from a microphone 2k of a receiver 2i as voice data of broadcasted contents, a recording/reproducing control circuit 21 which is for transmitting the voice data stored in the memory 2m to the controller 1 via a transmission circuit 2g and a voice memory confirmation lamp 2n, which is turned on when voice data is stored in the memory 2m.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a housing intercom system, and more particularly to a housing intercom system that broadcasts simultaneously to all dwelling units in a housing complex.

[0002]

2. Description of the Related Art A multi-housing intercom system that broadcasts to all dwelling units using a communication line in a multi-housing has been proposed as a multi-housing intercom system. As shown in FIG. 2, such a multi-unit intercom device mainly includes a control room master unit 22 and dwelling unit master units 30 a to 30 a.
0n and the control device 21, and the control room master unit 22
Is the control room main unit communication line L21 and the control room main unit communication line L2.
2, the dwelling base units 30a to 30n are connected to the control device 21 via a dwelling unit base unit communication line L23 and a dwelling unit base unit communication line L24, respectively.

The control room master unit 22 is provided with a control room master unit communication line L
Receiving circuit 22f and transmitting circuit 22g connected to 21
And a receiving circuit 2 connected to the control room master unit communication line L22.
2a and a transmission circuit 22b. Receiving circuit 2
2f and the transmitting circuit 22g are connected to the receiver 2 of the receiver 22i.
2j and the microphone 22k. Receiving circuit 2
2a and the transmission circuit 22b are connected to a control CPU 22e.
2c and the broadcast button 22d are connected. The control CPU 22e and the receiving circuit 22f are connected to a busy sound transmitting circuit 22.
h.

[0004] The dwelling unit master units 30a to 30n are connected in parallel to a dwelling unit base unit communication line L23 and a dwelling unit base unit communication line L24, respectively.

[0005] The control unit 21 includes:
And controls the calling, talking, broadcasting, etc. of the control room master unit 22.

In such a collective intercom apparatus, when the receiver 22i of the control room master unit 22 is picked up and the broadcast button 22d is pressed, the hook-up detection circuit 2
Since the hook 2c detects that the receiver 22i is picked up, a hookup signal d11 is transmitted from the hookup detection circuit 22c and a broadcast signal d12 is transmitted from the broadcast button 22d to the control CPU 22e. The control CPU 22e sends a broadcast start signal d13 based on the hookup signal d11 and the broadcast signal d12 to the control device 2 via the transmission circuit 22b.
Send to 1.

At this time, the control unit 21 transmits a broadcast rejection signal d14 to the control CPU 22e of the control room base unit 22 via the receiving circuit 22a if the dwell unit base unit communication line L23 is in use. A broadcast rejection signal d from the control CPU 22e
When the control room master unit 22 receives 14, the control CPU 22 e outputs a busy tone signal d 15 from the busy tone sending circuit 22 h to the receiver 22 j of the receiver 22 i via the receiving circuit 22 f. The receiver 22j of the receiver 22i emits this busy tone to notify the broadcaster that broadcasting is not possible.

On the other hand, if the control unit 21 receives the broadcast start signal d13 and the dwelling unit main unit communication line L23 is vacant, the control unit 21 transmits the broadcast permission signal d16 via the receiving circuit 22a to the control room main unit 22. To the control CPU 22e.
When the control room master unit 22 receives the broadcast permission signal d16 from the control CPU 22e, the control CPU 22e sets the receiver 22
Since the busy tone transmitting circuit 22h is controlled so that the busy tone is not sounded from the receiver 22j of the i.
It can be recognized that simultaneous broadcasting can be performed with the 2i microphone 22k.

[0009]

However, in such a conventional multi-unit intercom system, the main unit main unit communication line L23 is frequently used frequently, and a state in which broadcasting cannot be performed constantly occurs. A broadcaster who wants to broadcast simultaneously on the unit 22 had to perform the broadcasting operation many times until the main unit main unit communication line L23 became empty.

The present invention has been made to solve such a conventional problem. If a broadcaster performs a broadcast operation once, the broadcast is automatically performed simultaneously when the main unit telephone line is idle. It is an object of the present invention to provide a multi-unit housing intercom device capable of broadcasting.

[0011]

According to the present invention, there is provided a multi-unit intercom system which achieves the above object by connecting a control room main unit to a control unit main unit communication line and a control room main unit communication line. A control unit for controlling calling, calling, broadcasting, etc. by connecting each via a dwelling unit main unit communication line and a dwelling unit main unit communication line, and a hookup signal from a hookup detection circuit of the control room main unit and When the control CPU receives the broadcast signal from the broadcast button, the transmission circuit outputs a broadcast start signal from the transmission circuit to the control device via the control room main unit communication line, and manages the broadcast permission signal if the dwell unit main unit communication line is free. A multi-dwelling intercom apparatus for transmitting from a room master unit communication line to a control CPU via a receiving circuit, and outputting a voice signal from a microphone from the transmission circuit to the control unit via the control room master unit communication line. Room parent Accumulates as voice data audio signal from the microphone via the recording / reproducing control circuit hookup signal and broadcast signal control CPU is controlled by a control CPU upon detection, the recording / reproduction control circuit,
The control CPU, which receives the broadcast permission signal when the main unit telephone line becomes vacant, controls the recording / reproduction control circuit, converts the stored voice data into a voice signal, and sends it to the control device via the transmission circuit. An audio memory for transmitting and simultaneously broadcasting to each of the dwelling units via the dwelling unit main unit communication line is provided.

According to such a multi-unit intercom apparatus, the broadcast contents can be stored in the audio memory regardless of whether the call line is used or not. Broadcast contents stored in the audio memory can be reproduced based on a broadcast permission signal transmitted from the control device when the line becomes idle. Therefore, the broadcaster does not need to perform the broadcasting operation many times until the main unit telephone line becomes free.

It is preferable that the multi-family intercom apparatus of the present invention further includes an audio memory confirmation light which is controlled by the control CPU to be turned on when the accumulation of the audio signal ends, and turned off when the simultaneous broadcast ends. Thus, the broadcaster can confirm whether or not the broadcast content recorded by the broadcaster has been broadcast simultaneously.

In the multi-dwelling intercom apparatus of the present invention, when the control unit receives the broadcast start signal from the control room main unit and the dwell unit main unit talk line is in use, the control unit transmits the broadcast signal. It is preferable that the rejection signal is transmitted to the control room master unit, and after a predetermined time elapses, the broadcast start signal is transmitted again to the control device via the transmission circuit, and the above operation is repeated until the broadcast permission signal is received. Accordingly, if the broadcaster records the broadcast content once, the broadcast content recorded in the audio memory can be automatically broadcast simultaneously when the main unit telephone line is idle.

[0015]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a multi-unit intercom system according to a preferred embodiment of the present invention.

FIG. 1 shows an intercom unit for a multi-family house according to the present invention.
As shown in the figure, like the conventional multi-dwelling intercom system, the control room master unit 2, the dwell unit master units 3a, 3b, 3c,.
n (hereinafter, referred to as “dwelling unit base units 3a to 3n”) and a control device 1, and the management room base unit 2 is connected to the dwelling unit via the management room base unit communication line L1 and the management room base unit communication line L2. The base units 3a to 3n are connected to the control device 1 via a dwell unit base unit communication line L3 and a dwell unit base unit communication line L4, respectively.

The control room main unit 2 is connected to the control room main unit communication line L1.
And a receiving circuit 2a and a transmitting circuit 2g connected to the control room master unit communication line L2. The receiving circuit 2f and the transmitting circuit 2g are connected to the receiver 2j and the microphone 2k of the receiver 2i. The receiving circuit 2a and the transmitting circuit 2b are connected to a control CPU 2e, and a hook-up detecting circuit 2c and a broadcast button 2d are connected to the control CPU 2e.

The control room base unit 2 includes an audio memory 2m for storing the audio signal d1 from the microphone 2k of the receiver 2i as audio data of the broadcast content, and an audio memory 2m for storing the audio data stored in the audio memory 2m. A recording / reproduction control circuit 21 for transmitting to the control device 1 via the communication memory 2g;
And an audio memory confirmation lamp 2n which is turned on when audio data is stored in the memory. The audio memory 2m is connected to an audio signal input / output terminal of the recording / reproduction control circuit 21 and an audio signal output terminal of the recording / reproduction control circuit 21 is connected to the transmission circuit 2g. A control signal input terminal of the recording / re-control circuit 21 is connected to the control CPU 2e, and an audio signal input terminal is connected to a connection point between the microphone 2k of the receiver 2i and the transmission circuit 2g. The sound memory confirmation light 2n is controlled by the control CPU.
2e.

The dwelling base units 3a to 3n are connected in parallel to a dwelling unit base unit communication line L3 and a dwelling unit base unit communication line L4, respectively.

The control device 1 controls the calling, talking, broadcasting, etc. of the dwelling units 3a to 3n and the management room base unit 2.

Simultaneous broadcasting by the multi-family intercom apparatus configured as described above will be described.

When the receiver 2i of the control room base unit 2 is picked up and the broadcast button 2d is pressed, the hook-up detecting circuit 2c detects that the receiver 2i has been picked up. Up signal d
2 is a control button for the broadcast button 2d and a control signal for the broadcast signal d3.
2e. When the control CPU 2e detects the hookup signal d2 and the broadcast signal d3, the recording / reproduction control circuit 21
Signal d1 from the microphone 2k of the receiver 2i
Is stored in the audio memory 2m. When the accumulation of the audio signal d1 in the audio memory 2m is completed, the control CPU 2e turns on the audio memory confirmation lamp 2n and transmits a broadcast start signal d4 to the control device 1 via the transmission circuit 2b.

The control device 1 that has received the broadcast start signal d4
Transmits the broadcast permission signal d5 to the control room base unit 2 when the residential unit base unit communication line L3 is vacant, and the control CPU 2e of the control room base unit 2 transmits the broadcast permission signal d5 via the reception circuit 2a.
Receive 5 Control CPU 2 receiving broadcast permission signal d5
"e" controls the recording / re-control circuit 21 to reproduce the audio data of the broadcast content stored in the audio memory 2m and reproduce the audio signal d.
6 is transmitted to the control device 1 via the transmission circuit 2g. As a result, it is possible to simultaneously broadcast to the dwelling units 3a to 3n. When the simultaneous broadcast ends, that is, when the audio data of the broadcast content stored in the audio memory 2m is transmitted to the control device 1, the control CPU 2e turns off the audio memory confirmation lamp 2n. Thereby, the broadcaster can confirm whether or not the broadcast content recorded by the broadcaster has been broadcast simultaneously.

On the other hand, when the control unit 1 receives the broadcast start signal d4, if the main unit main unit communication line L3 is in use, the control unit 1 transmits a broadcast rejection signal d7 via the receiving circuit 2a to the control room main unit. 2 to the control CPU 2e. After receiving the broadcast rejection signal d7, the control CPU 2e
The broadcast start signal d is sent to the control device 1 again via the transmission circuit 2a.
4 and the above operation is repeated until the broadcast permission signal d5 is received. Therefore, if the broadcaster records the broadcast content once, the broadcast content recorded in the audio memory 2m can be automatically broadcast simultaneously when the dwelling unit main unit communication line L3 is idle.

[0025]

As is apparent from the above description, according to the multi-dwelling intercom apparatus of the present invention, if the broadcaster performs the broadcast operation once in the control room main unit, the main unit's main unit communication line becomes empty. Since simultaneous broadcasting can be performed automatically at times,
When the main unit phone line is in use as before,
The troublesome operation of performing simultaneous broadcast operations many times can be eliminated.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a preferred embodiment of a collective intercom system according to the present invention.

FIG. 2 is a block diagram showing a conventional apartment house intercom device.

[Explanation of symbols]

 1 ... Control device 2 ... Control room master unit 2a ... Reception circuit 2b ... Transmission circuit 2c ... Hook-up detection circuit 2d ... Broadcast button 2e ... Control CPU 2g ... Transmission circuit 2k ... Microphone 2l ... Sound memory 2m ... Recording / playback control circuit 2n ... Sound memory confirmation light 3a-3n ... Dwell unit main unit L1 ... Management room Main unit communication line L2: Management room main unit communication line L3: Dwelling unit main unit communication line L4: Dwelling unit main unit communication line

Claims (3)

[Claims] A control unit main unit (2) is connected to a control unit main unit communication line (L1) and a control unit main unit communication line (L2), and a dwell unit base unit (3a to 3n) is connected to a unit control unit main unit communication line. (L3), calling and connecting via the main unit communication line (L4)
The control unit (1e) comprises a control device (1) for controlling call / broadcasting, and controls a hook-up signal from a hook-up detection circuit (2c) and a broadcast signal from a broadcast button (2d) of the control room master unit. ) When the transmission circuit (2)
b) outputs a broadcast start signal to the control device via the control room main unit communication line, and outputs a broadcast permission signal from the control room main unit communication line when the dwell unit main unit communication line is vacant. 2a) a multi-unit intercom device for transmitting to the control CPU via the control CPU and outputting a voice signal from a microphone (2k) from the transmission circuit (2g) to the control device via the control room main unit communication line. The control room master unit, when the control CPU detects the hook-up signal and the broadcast signal, the control CPU
A voice signal from the microphone is stored as voice data via the recording / reproduction control circuit (21) controlled by the recording / reproduction control circuit. The control CPU having received the broadcast permission signal controls the recording / reproduction control circuit, converts the stored audio data into an audio signal, and transmits the audio signal to the control device via the transmission circuit, thereby transmitting the dwelling base unit telephone line. Memory to broadcast simultaneously to each dwelling unit via the
m). 2. An audio memory confirmation lamp (2n) which is controlled by the control CPU to be turned on when the accumulation of the audio signal is completed and turned off when the broadcast is completed. 1. The intercom unit of 1 above. 3. When the control unit receives the broadcast start signal from the control room master unit and the dwell unit base unit communication line is in use, the control unit sends the broadcast rejection signal to the control unit. It transmits to the control room master unit, after a lapse of a predetermined time, transmits the broadcast start signal to the control device again via the transmission circuit, and repeats the above operation until receiving a broadcast permission signal. The multi-family intercom system according to claim 1.