JP4107012B2 - Intercom system - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an intercom system that is installed in a detached house, an apartment house, and the like and performs a call between a dwelling unit and a dwelling unit.
[0002]
[Prior art]
Conventionally, outside call terminals such as door phone handsets and lobby intercoms including one or more outside call terminals with cameras installed outside a dwelling unit, and one or more interphone master units and sub-parents installed inside a dwelling unit A home call terminal with a monitor device such as a mobile phone, and a home call terminal without a monitor device such as one or more interphone master units and sub-master units, and any home call terminal for a call from an external call terminal When a call is answered, a call is made between the in-home call terminal and the out-of-home call terminal, the out-of-home call terminal is an out-of-home call terminal with a camera, and the in-home call terminal is an in-home call terminal with a monitor device In some cases, in an intercom system that displays an image captured by a camera included in the remote call terminal with the camera on the monitor device of the internal call terminal with the monitor device, the external call with the camera In response to a call from the end, the home call terminal without a monitor device among the plurality of home call terminals responds by performing a response operation, and the call terminal with the camera and the home call terminal without the monitor device form a call path In this case, the image captured by the camera cannot be displayed on the monitor device, and the camera image cannot be confirmed at home. In addition, it was inconvenient because it was impossible for a visitor to be informed of this, and for the resident to be unable to see the video of the visitor.
[0003]
Furthermore, it is not possible to notify the outside call terminal that the call between the outside call terminal and the inside call terminal has ended, and the visitor of the outside call terminal has finished whether the call is continuing. It was difficult to judge.
[0004]
[Problems to be solved by the invention]
The present invention has been made in view of the above-mentioned reasons, and its purpose is to provide an interphone system that is easy to use even when a call path is formed between an out-of-home call terminal with a camera and an in-home call terminal without a monitor device. There is to do.
[0005]
[Means for Solving the Problems]
The invention of claim 1 includes an out-of-home call terminal including one or more out-of-home call terminals with a camera installed outside a dwelling unit, one or more in-home call terminals with a monitor device installed in a dwelling unit, and one Consists of the above-mentioned home call terminals without a monitor device, and when any home call terminal responds to a call from the external call terminal, a call is made between the home call terminal and the external call terminal. If the out-of-home call terminal is an out-of-home call terminal with a camera and the in-home call terminal is an in-home call terminal with a monitor device, the monitor device captures an image captured by a camera included in the out-of-home call terminal with the camera In the intercom system that displays on the monitor device of the home call terminal with
The home call terminal without a monitoring device includes a call detection means for detecting a call from an out-of-home call terminal, a call notification means for performing call notification when a call is detected by the call detection means, and a call in response to the call notification. Between the operation means operated at the start of the call and at the end of the call, and after the operation means is operated to start the call until the operation means is operated to end the call When the call path forming means for forming a call path with the call terminal and the outside call terminal forming the call path with this terminal are an out-of-home call terminal with a camera, the image captured by the camera is displayed. And a means for notifying the outside call terminal with a camera forming the communication path that it cannot be displayed.
[0006]
The invention of claim 2 includes an out-of-home call terminal including one or more out-of-home call terminals with a camera installed outside a dwelling unit, one or more in-home call terminals with a monitor device installed in a dwelling unit, and one set Consists of the above-mentioned home call terminals without a monitor device, and when any home call terminal responds to a call from the external call terminal, a call is made between the home call terminal and the external call terminal. If the out-of-home call terminal is an out-of-home call terminal with a camera and the in-home call terminal is an in-home call terminal with a monitor device, the monitor device captures an image captured by a camera included in the out-of-home call terminal with the camera In the intercom system that displays on the monitor device of the home call terminal with
The home call terminal without a monitoring device includes a call detection means for detecting a call from an out-of-home call terminal, a call notification means for performing call notification when a call is detected by the call detection means, and a call in response to the call notification. Between the operation means operated at the start of the call and at the end of the call, and after the operation means is operated to start the call until the operation means is operated to end the call A call path forming means for forming a call path with the call terminal, and a means for notifying the in-home call terminal with a monitor device that a call path has been formed with the camera-side out-of-home call terminal,
When at least one home call terminal with a monitor device is notified that a home call terminal without a monitor device has formed a communication path with an external call terminal with a camera, the video captured by the camera is recorded and recorded. A means for reproducing is provided.
[0007]
The invention according to claim 3 is the call according to claim 1 or 2, wherein the in-home call terminal notifies the out-of-home call terminal of the end of the call when the operation means is operated to end the call with the out-of-home call terminal. An end notification means is provided.
[0008]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
[0009]
(Embodiment 1)
As shown in FIG. 1, the intercom system according to the present embodiment has a conventionally known camera-equipped doorphone slave unit B (home with a camera) equipped with a television camera for imaging a visitor as an out-of-home call terminal installed outside a dwelling unit. An external call terminal), an interphone master unit A1 (home call terminal with monitor device) installed in a dwelling unit having a monitor device for displaying an image captured by the TV camera of the door phone slave unit with camera B, and The secondary master unit A2 (a home call terminal without a monitor device) that is not equipped with a monitor device. However, as an out-of-home call terminal, there may be a lobby intercom installed in the entrance lobby of the apartment house, multiple out-of-home call terminals with a camera may be provided, and an out-of-home call terminal without a camera may be provided. Good. Further, a plurality of home call terminals with a monitor device and a plurality of home call terminals without a monitor device may be provided.
[0010]
The camera-equipped doorphone slave unit B has a conventionally known configuration, and includes a call button, a microphone, a speaker, a TV camera for imaging a visitor, and the like, and when the call button is operated, the interphone master unit When a call signal is output to A1 and a communication path is formed between the interphone base unit A1 or the sub base unit A2 as described later, the interphone base unit A1 or the sub base unit A2 using a microphone and a speaker. The video signal is transmitted by superimposing it on the audio signal.
[0011]
As shown in FIG. 2, the interphone base unit A1 includes a microphone 1 and a speaker 2, a call detection unit 3 that detects a call signal output from the door phone B with a camera, an operation including a response button and a call end button. A speech path is formed between the unit 4 and the door phone slave unit B with the camera, the voice signal (received signal) sent from the door phone slave unit B with the camera is processed and the voice is output from the speaker 2 and the microphone. 1. A call processing unit 5 that realizes a two-way call by sending an audio signal (transmission signal) obtained by processing the sound collected at 1 to the door phone slave unit B with the camera, and control of the entire main unit with the CPU as a main component. A control unit 6 for performing a sound, a ringing tone output unit 7 for outputting a ringing tone from the speaker 2, a control signal transmitting / receiving unit 8 for transmitting and receiving a control signal (described later) to and from the interphone sub-master A2, and a camera A video processing unit 9 that separates and processes the video signal transmitted from the intercom unit B on the audio signal, and a processed video signal that includes a display device such as a cathode ray tube and that is output from the video processing unit 9 And a video display unit (monitor device) 10 for displaying video according to the above.
[0012]
The call detection unit 3 outputs a call detection signal to the control unit 6 when detecting a call signal from the door phone slave unit with camera B. The control unit 6 to which the call detection signal is input controls the ringing tone output unit 7 to output the ringing sound from the speaker 2, and the control signal transmission / reception unit 8 sends a ringing control signal to the interphone sub-master A2. To send. When a householder who hears the ringing tone operates the response button of the operation unit 4, a response operation signal is output from the operation unit 4 to the control unit 6. The control unit 6 to which the response operation signal is input activates the call processing unit 5 to form a communication path with the door phone slave unit with camera B. When the call end button of the operation unit 4 is operated to end the call, an end operation signal is output from the operation unit 4 to the control unit 6. The control unit 6 to which the end operation signal is input opens the communication path with the camera-equipped doorphone slave unit B by stopping the call processing unit 5.
[0013]
Further, when the call button is operated in the door phone sub-unit B with the camera, the video signal is transmitted together with the call signal, and in the interphone base unit A1, the ringing sound is output from the speaker 2 in accordance with the call signal and at the same time, the video processing unit 20 , The video of the visitor imaged by the TV camera of the doorphone slave unit B with the camera is displayed on the video display unit 21, and then the TV camera of the doorphone slave unit B with the camera is operated if the interphone master unit A1 performs a response operation. The video of the visitor imaged in (1) is continuously displayed on the video display unit 21 (video monitor).
[0014]
The call processing unit 5 has a conventionally known configuration including a DSP (digital signal processor), an A / D converter, a D / A converter, and the like. By realizing this function, two-way hands-free calling is possible. Moreover, the control signal transmission / reception part 8 transmits / receives a control signal via the telephone line which connects the door phone subunit | mobile_unit B with a camera, and interphone submaster A2.
[0015]
On the other hand, as shown in FIG. 1, the interphone sub-master A2 has almost the same configuration as the interphone master A1, and includes a microphone 11 and a speaker 12, an operation unit 14 including a response button and a call end button, Then, a speech path is formed between the interphone base unit B with the camera via the interphone base unit A1, the voice signal (received signal) sent from the door phone sub unit B with the camera is processed, and the voice is output from the speaker 12. At the same time, a speech processing unit 15 for transmitting a voice signal (transmission signal) obtained by processing the voice collected by the microphone 11 to the door phone slave unit B with the camera to realize a two-way call, and a sub-parent having a CPU as a main component. A control unit 16 that controls the entire machine, a ringing tone output unit 17 that outputs a ringing tone from the speaker 12, an interphone base unit A1, and a camera via the interphone base unit A1 And a control signal transceiver 18 for transmitting and receiving control signals to and from the can intercom slave unit B.
[0016]
The control signal transmission / reception unit 18 transmits / receives a control signal via a communication line connecting the door phone slave unit with camera B and the interphone sub-master unit A2. For example, the control signal transmission / reception unit 18 receives the call control signal transmitted from the interphone master unit A1. When received, a call detection signal is output to the control unit 16. Then, the control unit 16 to which the call detection signal is input controls the ringing tone output unit 17 to output the ringing tone from the speaker 12. When a householder who hears the ringing tone operates the response button of the operation unit 14, a response operation signal is output from the operation unit 14 to the control unit 16. The control unit 16 to which the response operation signal is input activates the call processing unit 15 to form a communication path with the door phone slave unit with camera B. The call processing unit 15 has the same configuration as that of the call processing unit 5 of the interphone base unit A1, and the interphone sub-base unit A2 also has a two-way communication with the door phone slave unit with camera B in the same manner as the interphone base unit A1. Hands-free calling is possible. When the call end button on the operation unit 14 is operated to end the call, an end operation signal is output from the operation unit 14 to the control unit 16. The control unit 16 to which the end operation signal is input opens the communication path with the camera-equipped doorphone slave unit B by stopping the call processing unit 15.
[0017]
Here, since the interphone secondary master unit A2 is not provided with a monitor device and cannot display an image, the control unit 16 forms a communication path with the door phone slave unit B with a camera to perform a call process. When the unit 15 receives the video signal superimposed on the audio signal transmitted from the door phone slave unit B with the camera, the control signal transmission / reception unit 18 cannot image the door phone slave unit B with the camera via the interphone master unit A1. Send a control signal. The camera-equipped doorphone sub-unit B that has received the video disabling control signal includes means for notifying the visitor that the video captured by the camera cannot be displayed at the home call terminal that forms the communication path. Therefore, the visitor can recognize that he / she is talking with the housekeeper only by voice without confirmation by video.
[0018]
(Embodiment 2)
In the present embodiment, as shown in FIG. 3, the interphone base unit A1 is provided with a video recording / playback unit 20 at the output of the video processing unit 9, and the operation unit 4 plays back video by causing the video recording / playback unit 20 to perform playback. A button is provided, and other configurations are the same as those in the first embodiment. The interphone sub-master A2 is shown in FIG. 1 and has the same configuration as that of the first embodiment.
[0019]
Since interphone sub-master A2 does not include a monitor device and cannot display video, control unit 16 has video signal superimposed on audio signal transmitted from doorphone slave unit B with camera by call processing unit 15. Is received from the control signal transmission / reception unit 18 to the intercom master A1. In the intercom base A1, the control signal transmission / reception unit 8 that has received the video recording control signal outputs a recording request signal to the control unit 16. Then, the control unit 16 to which the recording request signal is input controls the video processing unit 9 to separate the video signal transmitted from the doorphone slave unit B with the camera superimposed on the audio signal, and further, the video recording / playback unit 20 is controlled to record the video signal. The recorded video can be played back by the video recording / playback unit 20 by operating the video playback button of the operation unit 4 and displayed on the video display unit 10.
[0020]
Therefore, even when the housekeeper performs a response process at the home call terminal without the monitor device (interphone sub-master device A2), the image captured by the camera at the home call terminal with monitor device (interphone master device A1) after the call is finished. Can be displayed and the video of the visitor can be confirmed.
[0021]
(Embodiment 3)
In this embodiment, in the first or second embodiment, when the call between the interphone master A1 and the camera-equipped doorphone slave unit B is ended, the control unit 6 of the interphone master A1 receives the operation from the operation unit 4 that operated the call end button. When the end operation signal is input, the end control signal for notifying that the end button has been operated is transmitted from the control signal transmitting / receiving unit 8 to the door phone sub-unit B with the camera so that the end control signal is received. The doorphone slave unit B can notify the visitor that the communication path with the interphone master unit A1 has been opened.
[0022]
At the end of the call between the interphone secondary master unit A2 and the camera-equipped doorphone slave unit B, the control unit 16 of the interphone secondary master unit A2 receives an end operation signal from the operation unit 14 that has operated the call end button. By transmitting the end control signal for notifying that the end button has been operated from the control signal transmitting / receiving unit 18 to the door phone sub-unit B with the camera, the door phone sub-unit B with the camera that has received the end control signal can The visitor can be notified that the communication path with the machine A2 has been opened.
[0023]
【The invention's effect】
The invention of claim 1 includes an out-of-home call terminal including one or more out-of-home call terminals with a camera installed outside a dwelling unit, one or more in-home call terminals with a monitor device installed in a dwelling unit, and one Consists of the above-mentioned home call terminals without a monitor device, and when any home call terminal responds to a call from the external call terminal, a call is made between the home call terminal and the external call terminal. If the out-of-home call terminal is an out-of-home call terminal with a camera and the in-home call terminal is an in-home call terminal with a monitor device, the monitor device captures an image captured by a camera included in the out-of-home call terminal with the camera In the intercom system that displays on the monitor device of the home call terminal with
The home call terminal without a monitoring device includes a call detection means for detecting a call from an out-of-home call terminal, a call notification means for performing call notification when a call is detected by the call detection means, and a call in response to the call notification. Between the operation means operated at the start of the call and at the end of the call, and after the operation means is operated to start the call until the operation means is operated to end the call When the call path forming means for forming a call path with the call terminal and the outside call terminal forming the call path with this terminal are an out-of-home call terminal with a camera, the image captured by the camera is displayed. It is provided with a means to tell the outside call terminal with camera that forms the call path that it cannot be displayed, so that the visitor is talking with the housekeeper only by voice without confirmation by video Recognizable, with camera There is an effect that it constitutes a good intercom system user-friendly even when forming a communication path between the outer call terminal and the monitor apparatus without house speaking terminal.
[0024]
The invention of claim 2 includes an out-of-home call terminal including one or more out-of-home call terminals with a camera installed outside a dwelling unit, one or more in-home call terminals with a monitor device installed in a dwelling unit, and one set Consists of the above-mentioned home call terminals without a monitor device, and when any home call terminal responds to a call from the external call terminal, a call is made between the home call terminal and the external call terminal. If the out-of-home call terminal is an out-of-home call terminal with a camera and the in-home call terminal is an in-home call terminal with a monitor device, the monitor device captures an image captured by a camera included in the out-of-home call terminal with the camera In the intercom system that displays on the monitor device of the home call terminal with
The home call terminal without a monitoring device includes a call detection means for detecting a call from an out-of-home call terminal, a call notification means for performing call notification when a call is detected by the call detection means, and a call in response to the call notification. Between the operation means operated at the start of the call and at the end of the call, and after the operation means is operated to start the call until the operation means is operated to end the call A call path forming means for forming a call path with the call terminal, and a means for notifying the in-home call terminal with a monitor device that a call path has been formed with the camera-side out-of-home call terminal,
When at least one home call terminal with a monitor device is notified that a home call terminal without a monitor device has formed a communication path with an external call terminal with a camera, the video captured by the camera is recorded and recorded. Because it has a means to play, you can display the video captured by the camera after the call is finished, and you can check the video of the visitor, you can call between the outside call terminal with camera and the home call terminal without monitor device Even when a road is formed, there is an effect that an easy-to-use intercom system can be configured.
[0025]
The invention according to claim 3 is the call according to claim 1 or 2, wherein the in-home call terminal notifies the out-of-home call terminal of the end of the call when the operation means is operated to end the call with the out-of-home call terminal. Since the termination notification means is provided, there is an effect that the outside call terminal side can be informed that the call path formed between the outside call terminal and the inside call terminal has been opened.
[Brief description of the drawings]
FIG. 1 is a diagram illustrating a configuration of an interphone sub-master device according to first and second embodiments of the present invention.
FIG. 2 is a diagram showing a configuration of an intercom master device according to the first embodiment of the present invention.
FIG. 3 is a diagram showing a configuration of an intercom master device according to a second embodiment of the present invention.
[Explanation of symbols]
A1 Interphone main unit A2 Interphone sub-main unit B Doorphone slave unit 3, 13 Call detection unit 4, 14 Operation unit 5, 15 Call processing unit 6, 16 Control unit 8, 18 Control signal transmission / reception unit 9 Video processing unit 10 Video display unit

Claims (3)

Out-of-home call terminals including one or more camera-in-home call terminals installed outside the dwelling unit, one or more in-home call terminals with a monitor device installed in the dwelling unit, and one or more home calls without a monitor device A call is made between the in-home call terminal and the out-of-home call terminal when any of the in-home call terminals responds to a call from the out-of-home call terminal, and the out-of-home call terminal Is an out-of-home call terminal with a camera, and when the in-home call terminal is an in-home call terminal with a monitor device, the monitor device of the in-home call terminal with the monitor device captures an image captured by the camera of the out-of-home call terminal with the camera In the intercom system that displays
The home call terminal without a monitoring device includes a call detection means for detecting a call from an out-of-home call terminal, a call notification means for performing call notification when a call is detected by the call detection means, and a call in response to the call notification. Between the operation means operated at the start of the call and at the end of the call, and after the operation means is operated to start the call until the operation means is operated to end the call When the call path forming means for forming a call path with the call terminal and the outside call terminal forming the call path with this terminal are an out-of-home call terminal with a camera, the image captured by the camera is displayed. An intercom system comprising: means for notifying the outside call terminal with a camera forming a communication path that it cannot be displayed. Out-of-home call terminals including one or more camera-in-home call terminals installed outside the dwelling unit, one or more in-home call terminals with a monitor device installed in the dwelling unit, and one or more home calls without a monitor device A call is made between the in-home call terminal and the out-of-home call terminal when any of the in-home call terminals responds to a call from the out-of-home call terminal, and the out-of-home call terminal Is an out-of-home call terminal with a camera, and when the in-home call terminal is an in-home call terminal with a monitor device, the monitor device of the in-home call terminal with the monitor device captures an image captured by the camera of the out-of-home call terminal with the camera In the intercom system that displays
The home call terminal without a monitoring device includes a call detection means for detecting a call from an out-of-home call terminal, a call notification means for performing call notification when a call is detected by the call detection means, and a call in response to the call notification. Between the operation means operated at the start of the call and at the end of the call, and after the operation means is operated to start the call until the operation means is operated to end the call A call path forming means for forming a call path with the call terminal, and a means for notifying the in-home call terminal with a monitor device that a call path has been formed with the camera-side out-of-home call terminal,
When at least one home call terminal with a monitor device is notified that a home call terminal without a monitor device has formed a communication path with an external call terminal with a camera, the video captured by the camera is recorded and recorded. An intercom system comprising means for reproducing. The in-home call terminal comprises call end notification means for notifying the end of a call to the out-of-home call terminal when the operation means is operated in order to end the call with the out-of-home call terminal. 2. The intercom system according to 2.

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