JP2000125019A - Intercom device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve convenience and crime preventiveness when a called resident in a house answers to a call. SOLUTION: Voice messages S1a, S1b... for answering calls are inputted and generated by the resident in the house by using the handset 28 of an interphone master device 2 and as a means for answering a call made by a visitor at the house entrance, a voice message for answering the call is properly selected by using a selection button 24 while character messages S2a, S2b... having the contents of the voice messages S1a, S1b... replaced with character strings are confirmed on a monitor 27 and reproduced as a voice for answering to the visitor by the slave device speaker 13 of an intercom slave device 1, so that the handset 28 need not be lifted, thereby improving the convenience in call answering.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a door phone apparatus, and more particularly to a door phone apparatus which can improve convenience and security when a call is answered by a resident of a called dwelling unit.

[0002]

2. Description of the Related Art Conventionally, as this kind of intercom apparatus, an intercom apparatus having a configuration shown in a block diagram of FIG. 2 has been proposed. The door phone device shown in the figure is installed at the entrance of a dwelling unit (hereinafter referred to as the dwelling unit entrance), and a call button 11 is provided.
0, camera 111, handset microphone 112, handset speaker 1
13, a door phone handset 101 provided with a video processing circuit 114, a call circuit 115, and a multiplex circuit 116, and a call detection circuit 120, a call sound generation circuit 121 installed in a dwelling unit,
Loudspeaker 122, video demodulation circuit 123, monitor 12
4. An intercom base unit 102 provided with a handset 125 including a base unit microphone 125a and a receiver 125b, a call circuit 126, and a multiplexing circuit 127. The intercom base unit 101 and the intercom base unit 102 are connected to a transmission line L101. Connected by

[0003] In the door phone apparatus configured as described above, when a visitor operates the call button 110 of the door phone slave unit 101 to call a resident in the dwelling unit from the dwelling unit entrance, a call signal S101 is transmitted from the call button 110. ,
The call signal S101 is transmitted to the call detection circuit 120 via the multiplexing circuit 116, the transmission line L101, and the multiplexing circuit 127 of the intercom master unit 102. The call detection circuit 120 outputs a call detection signal S102 that detects a call by a visitor at the dwelling unit from the input call signal S101 to the ringing sound generation circuit 1.
21. The ringing tone generation circuit 121 activated by the ringing detection signal S102 sends the ringing tone signal S103 for sounding the loudspeaker 122, so that the loudspeaker 122 visits the resident in the dwelling unit to visit the dwelling unit entrance. A ringing tone for notifying a call from a caller is sounded, and intercom base station 102 is shifted from a standby state to a calling state.

Further, intercom master unit 102 in a calling state
(Not shown and not shown in detail), the camera 111 of the intercom slave unit 101 becomes active and starts operating. The video signal S111, which is a video of the visitor at the time of the call operation, captured by the camera 111, is appropriately processed (modulated, etc.) by the video processing circuit 114 as a video signal S112. Is transmitted to the video demodulation circuit 123 via the multiplexing circuit 127 of the intercom master unit 102. The video demodulation circuit 123 converts the input video signal S112 into a video demodulated signal S113,
4, the image of the visitor at the time of the call operation is displayed on the monitor 124.

[0005] Further, the ringing tone generated by the loudspeaker 122 of the intercom master unit 102 and the monitor 124
The resident who confirmed the presence of the visitor who performed the calling operation at the entrance of the dwelling unit based on the image displayed on the handset 12
5 and answering the call, the call circuit 126 to which the handset 125 is connected, the multiplex circuit 127, and the transmission line L
101, via the multiplexing circuit 116 of the intercom slave unit 101,
A communication path is formed between the communication circuit 115 to which the child device microphone 112 and the child device speaker 113 are connected, and the child device microphone 112 and the child device speaker 1 used by the visitor via this communication path.
13 and the microphone 125a and the receiver 125b of the handset 125 used by the resident can transmit and receive audio signals, and a call is established.

[0006]

However, since the conventional intercom apparatus is constructed as described above, when a call (call operation) is made from a visitor at the dwelling unit, a call response by a resident in the dwelling unit is made. Means is that the telephone set is picked up after confirming the presence of the visitor by the ringing tone sounded by the loudspeaker 122 of the intercom master unit 102 and the image displayed on the monitor 124, and the call is established. In the case of a resident with an utterance that is unable to make a call, there is a problem that the call cannot be answered and convenience is impaired. In addition, in the case where the resident of the dwelling unit is a child or a woman who is particularly answering, there is no effective means for crime prevention in responding to calls from a suspicious visitor, and there is a problem that the crime prevention property is hindered.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned disadvantages. As means for responding to a call from a visitor at a dwelling unit, not only a voice at the time of a call response by a resident in the called dwelling unit, Provided is a door phone device which improves convenience and security when a call is answered by a resident in a dwelling unit by making a call response using a voice message prepared in advance by a resident and selected by a simple operation. With the goal.

[0008]

In order to achieve the above object, a door phone apparatus according to the present invention transmits a call signal by a visitor operating a call button of a door phone slave unit, and a speaker for a speaker of the intercom master unit. , Ring the ringing tone, image the visitor with the camera of the intercom slave unit, send out the video signal and display it on the monitor of the intercom master unit, the sub-unit microphone and slave unit speaker of the intercom slave unit, and the interphone master unit. A handset base unit microphone, a door phone device that allows a visitor to talk to a resident by transmitting and receiving a voice signal with a receiver, the intercom base unit stores a plurality of voice messages created in advance, and stores the contents thereof. A memory for displaying a text message on at least a part of the monitor in text, and a text message displayed on the monitor when the call button is operated. And a selection button for selecting one of the di-,
A message sending circuit for sending a voice message corresponding to the selected character message from the memory to the intercom slave unit by voice.

Further, the intercom apparatus according to the present invention includes a voice message creating means for storing a voice message corresponding to the character message selected by the selection button from the base unit microphone of the handset to the memory. According to such a door phone apparatus, a resident in a dwelling unit can input and create a plurality of voice messages for a call response in advance using a handset, and can respond to a call from a visitor at the dwelling unit entrance. As a means for checking, while confirming a text message in which the contents of a plurality of voice messages output and displayed on the monitor are replaced with a character string, a voice message for a call response is appropriately selected and selected using a selection button. By notifying the visitor of the message as a voice at the time of call response, convenience and security at the time of call response are improved.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a preferred embodiment to which a door phone device according to the present invention is applied will be described below with reference to the drawings. FIG. 1 is a block diagram showing a configuration of an embodiment of a door phone apparatus according to the present invention. The door phone apparatus includes a door (hereinafter, referred to as a door) and a door phone slave unit 1 and an interphone master unit 2 installed in the house. It is configured.

The door phone handset 1 has a call button 10 which is operated when a visitor calls a resident in a dwelling unit (call operation), a camera 11 which captures an image of the visitor at the time of the call operation, and a visit. The sub-unit microphone 12 and the sub-unit speaker 13 used for establishing a call with the resident in the dwelling unit called by the user, and the video (video signal) captured by the camera 11 is appropriately processed (modulation, etc.). Video processing circuit 14
A communication circuit 15 that forms a communication path for voices (voice signals and voice messages) transmitted and received by the handset microphone 12 and the handset speaker 13 and performs signal processing (amplification, etc.) on the input and output voices; A circuit 16 is provided. Further, the slave unit speaker 13 has a function of notifying a voice message to be described later.

The intercom base unit 2 includes a call detection circuit 20 for detecting a call from a visitor at the dwelling unit, and a ring tone for outputting a ring tone signal activated by a call detection signal sent from the call detection circuit 20. The generation circuit 21, a loudspeaker 22 that emits a ringing tone for notifying a call from a visitor at the dwelling unit, and a “Done” input and created by a resident through a parent device microphone 28 a of a handset 28 described later. "Would you please wait?"
A plurality of voice messages are stored, and at least a portion of the stored voice message is displayed on a monitor 27, which will be described later, in this case, a text message composed of a character string for output and display on a text message display portion 27b at the bottom of the screen. Is operated to select a text message having contents corresponding to a voice message for a call response from a plurality of text messages output and displayed on a text message display section 27b of a monitor 27 and a memory 23 which is stored by replacing with a text message. Selection button 24, a message transmission circuit 25 for transmitting a voice message corresponding to the character message selected by the selection button 24, and the camera 1 of the intercom slave unit 1.
A video demodulation circuit 26 for demodulating the video (video signal) picked up at 1 and a video display section at the top of the screen for displaying a visitor's video at the time of a call operation by the video signal (video demodulation signal) via the video demodulation circuit 26 A monitor 27 for displaying an image on the display 27a and outputting and displaying a plurality of text messages read from the memory 23 on the text message display 27b, and for the called resident to establish a call with the visitor. A handset 28 comprising a base unit microphone 28a and a receiver 28b having the above-mentioned voice message input function, and a voice path for voice (voice signal) transmitted and received by the handset 28 and input / output Circuit 29 for signal processing (amplification, etc.) of the voice message, and a plurality of voice messages input through the parent device microphone 28a of the handset 28 A / D for analog / digital conversion
A conversion circuit 30 and a control circuit (hereinafter, referred to as CPU) 31
And a multiplexing circuit 32.

The multiplexing circuit 16 of the door phone handset 1 has a call button 10 and a camera 11 via a video processing circuit 14.
And a line connection terminal T1 connected to the transmission line L1 and the other end of the communication circuit 15 having one end connected to the slave unit microphone 12 and the slave unit speaker 13 respectively. The multiplexing circuit 32 of the intercom master unit 2 includes a call detection circuit 20, a loudspeaker 22 via a call sound generation circuit 21, a video display section 27a of a monitor 27 via a video demodulation circuit 26,
An output side of the memory 23 via the message sending circuit 25 and a communication circuit 29 having a handset 28 connected to one end.
Is connected to a line connection terminal T2 connected to the transmission line L1. The first input terminal P1 of the CPU 31 has the output side of the call detection circuit 20, the second input terminal P2 has the selection button 24, and the third input terminal P3 has the input side of the microphone of the handset 28. The output side of the A / D conversion circuit 30 to which 28a is connected is connected to the output terminal P4, the character message display section 27b of the monitor 27, and the input / output terminal P5 is connected to the input / output side of the memory 23.

The operation of the intercom apparatus configured as described above will be described below. "Who are you?", "Wait a minute", etc. for the resident in the dwelling unit to inform the visitor when answering the call via the handset microphone 28a of the handset 28 of the intercom master unit 2 in advance. When a plurality of such voices are input, these voices are respectively sent out as a plurality of voice messages S1a, S1b,..., And are converted from analog to digital by the A / D conversion circuit 30 to the third input terminal P3 of the CPU 31. Is entered. The CPU 31 outputs a plurality of voice messages S1a, S1b,... Detected as input from the input / output terminal P5 to the memory 23 for storage. Further, the memory 23 replaces the contents of the stored plurality of voice messages S1a, S1b,... With character messages S2a, S2b,. With the above operations, the process of creating a plurality of voice messages by the resident in the dwelling unit is completed.

Here, the call button 10 of the intercom slave unit 1 allows the visitor to call a resident in the dwelling unit from the dwelling unit entrance.
Is operated, a call signal S11 is sent from the call button 10, and the call signal S11 is called via the multiplexing circuit 16, the line connection terminal T1, the transmission line L1, the line connection terminal T2 of the intercom master 2, and the multiplexing circuit 32. The signal is transmitted to the detection circuit 20. The call detection circuit 20 sends a call detection signal S12 that detects a call by a visitor at the dwelling unit from the input call signal S11 to the call sound generation circuit 21 and the CPU 31, respectively. The ringing tone generation circuit 21 activated by the ringing detection signal S12 sends a ringing tone signal S13 for sounding the loudspeaker 22, so that the loudspeaker 22 is used by the resident in the dwelling unit to visit the resident in the dwelling unit. A ringing tone is sounded for notifying a call from. Also, the first
CPU 31 which has input a call detection signal S12 through the input terminal P1 of the terminal and detects a call from a visitor at the dwelling unit entrance,
Read out a plurality of text messages S2a, S2b,... Stored in the memory 23 via the input / output terminal P5, and send them out to the text message display section 27b of the monitor 27 from the output terminal P4. Therefore, the character message display unit 2 of the monitor 27
A plurality of character messages composed of character strings such as "Who are you?" By the above operations, intercom master unit 2 is shifted from the standby state to the calling state.

In addition, the power supply (not shown and detailed) from the intercom master unit 2 in the calling state activates the camera 11 of the intercom slave unit 1 and starts the operation. The video signal S21, which is a video of the visitor at the time of the call operation, captured by the camera 11, is converted into a video signal S22 appropriately processed (modulated, etc.) by the video processing circuit 14 as a multiplexing circuit 16,
The signal is transmitted to the video demodulation circuit 26 via the line connection terminal T1, the transmission line L1, the line connection terminal T2 of the intercom master unit 2, and the multiplexing circuit 32. The video demodulation circuit 26 transmits the input video signal S22 to the video display unit 27a of the monitor 27 as a demodulated video demodulated signal S23.
The image of the visitor at the time of the call operation is displayed on the image display unit 27a of No. 7.

Further, the ringing tone ringed by the loudspeaker 22 of the intercom master unit 2, the image displayed on the image display unit 27a of the monitor 27, and a plurality of characters output and displayed on the character message display unit 27b. The resident who has confirmed the presence of the visitor who made the call operation at the dwelling unit entrance by the message is displayed on the text message display section 27 of the monitor 27.
By operating the select button 24 while checking b, one character message corresponding to the content of the voice message for the call response is selected. In this example, the character message S2a consisting of the character string "Who is it?" is selected. If this is the case, the control signal S31a containing this operation information is transmitted to the selection button 24.
And input to the second input terminal P2 of the CPU 31. The CPU 31 outputs a voice message S corresponding to the character message S2a selected from the input control signal S31a.
1a is read out and sent from the message sending circuit 25. The voice message S1a is transmitted to the slave speaker 13 via the multiplexing circuit 32, the line connection terminal T2, the transmission path L1, the line connection terminal T1 of the intercom slave unit 1, the multiplexing circuit 16, and the communication circuit 15, and At 13, it is sounded as the voice of “Who is it?”. Therefore, the called resident of the dwelling unit can answer the call to the visitor of the dwelling unit who performed the calling operation without picking up the handset 28.

In the above description, as a means of calling response by the called resident in the dwelling unit, a previously created voice message corresponding to the character message selected by an appropriate operation of the selection button 24 is called at the dwelling unit entrance. Although the visitor who performed the operation was notified, as in the conventional example, the slave unit microphone 12 and the slave unit used by the visitor are communicated via a communication path (not detailed) formed by picking up the handset 28. A call can be answered even when a call is established between the speaker 13, the microphone 28a of the handset 28 used by the resident, and the receiver 28b by transmitting and receiving a voice signal (not described in detail).

[0019]

As is apparent from the above description, according to the door phone apparatus of the present invention, the resident in the dwelling unit can input a plurality of voice messages for answering calls by using a handset in advance. As a means for responding to a call from a visitor at the dwelling unit, a call is made using the select button while checking the text message in which the contents of a plurality of voice messages output and displayed on the monitor are replaced with a character string. By appropriately selecting a voice message for answering and notifying the visitor of the selected voice message as voice for call answering, it is not necessary to pick up the handset, thereby improving the convenience of answering the call and improving the call answering. Effective means to respond to calls from suspicious visitors, especially if the resident of the dwelling unit is a child or woman who is answering Ri security is improved.

[Brief description of the drawings]

FIG. 1 is a block diagram showing the configuration of an embodiment of a door phone device according to the present invention.

FIG. 2 is a block diagram showing a configuration of a conventional door phone device.

[Explanation of symbols]

 1 ·························································································································· − Speaker 23 ... Memory 24 ... Selection button 25 ... Message sending circuit 27 ... Monitor 28 ... Handset 28a ... Base unit microphone 28b ... ··············· Receiver 30 ······ A / D conversion circuit (voice message creation means) 31 ······ CPU (voice message creation means) S1a, S1b, ... Message S2a, S2b,... Multiple text messages S11... Call signal S21.

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) H04N 7/18 H04N 7/18 HF term (Reference) 5C054 FE16 GB11 HA22 5C087 AA02 AA05 AA09 AA10 AA19 AA37 AA44 DD05 DD20 EE06 EE07 EE18 FF04 FF24 GG18 GG21 GG57 5K036 AA00 BB01 DD48 FF02 JJ01 JJ13 JJ16 KK06 5K038 AA05 BB02 CC02 DD08 DD15 DD16 DD23 FF04 5K039 AA01 BB07 CC03 EE01 JJ07 JJ08

Claims (2)

[Claims] 1. A visitor operates a call button (10) of a door phone handset (1) to send a call signal (S11) and sound a ringing sound from a loudspeaker (22) of an intercom master unit (2). Then, the visitor is imaged by the camera (11) of the intercom slave unit, and a video signal (S21) is transmitted to output an image on the monitor (27) of the intercom master unit. 12) Slave speaker (13)
A door phone device that allows the visitor to talk to a resident by transmitting and receiving audio signals between the base unit microphone (28a) and the receiver (28b) of the handset (28) of the intercom base unit, Stores a plurality of voice messages (S1a, S1b,...) Prepared in advance, and displays the contents as text messages (S2a, S2b,...) In text on at least a part of the monitor. Memory of (23)
A selection button (24) for selecting one of the text messages displayed in text on the monitor when the call button is operated; and a voice message corresponding to the selected text message from the memory to the door phone. A door phone device comprising a message sending circuit (25) for sending a voice to a slave unit. 2. A voice message generating means (30, 31) for storing a voice message corresponding to a character message selected by the selection button from the microphone of the handset into the memory. The door phone device according to claim 1.