JP2022131092A - Wireless broadcasting system and wireless broadcasting method - Google Patents

Abstract

To provide a wireless broadcasting system and a wireless broadcasting method for appropriately reporting details on emergency broadcasts.SOLUTION: A wireless broadcasting system 1 includes: a living room master unit 40 that is arranged at a target location; a wireless signal receiving device 10 for generating a sound signal included in a received wireless signal when a wireless signal including a specific wireless signal identifying an emergency broadcast is received; and a control device 20 capable of making an audio broadcast simultaneously to the plurality of living room master units 40. The control device 20 transmits the sound signal generated by the wireless signal receiving device 10 to the living room master unit 40 to cause the living room master unit 40 to output the audio broadcast on the basis of the sound signal.SELECTED DRAWING: Figure 1

Description

The present invention relates to a radio broadcasting system and a radio broadcasting method.

As a response to emergencies, local governments, etc., make emergency broadcasts based on disaster prevention radio, but it is sometimes difficult to hear the voices of emergency broadcasts from speakers placed at various locations. As a countermeasure, in recent years, there has been known a technology for outputting an emergency broadcast using an individual receiver that receives disaster prevention radio or a disaster prevention radio that receives radio signals from community FM stations instead of radio (for example, , see Patent Document 1).

Japanese Patent No. 5154504

However, it is difficult to apply the above-described conventional technology easily because it is necessary to install a dedicated receiving device such as an individual receiver or a disaster prevention radio in each dwelling unit. Therefore, with the conventional technology, it was sometimes difficult to appropriately notify the content of the emergency broadcast.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object of the present invention is to provide a radio broadcasting system and a radio broadcasting method capable of appropriately announcing the contents of an emergency broadcast.

In order to solve the above problem, one aspect of the present invention provides an intercom device placed at a target location, and when receiving a radio signal including a specific radio signal indicating an emergency broadcast, the radio signal included in the received radio signal is: and a control device capable of simultaneous audio broadcasting to a plurality of intercom devices, wherein the sound signal generated by the radio signal receiving device is transmitted to the intercom device and a control device for causing the intercom device to output an audio broadcast based on the sound signal.

Further, according to one aspect of the present invention, in the radio broadcasting system described above, an entrance/exit terminal device is provided at an entrance of an apartment complex and is capable of communicating with the intercom device, and the target location is a dwelling unit of the apartment complex, The control device transmits the sound signal generated by the radio signal receiving device to the entrance terminal device, and causes the entrance terminal device to output the audio broadcast based on the sound signal.

In one aspect of the present invention, in the radio broadcasting system described above, the control device causes the radio signal receiving device to transmit the specific radio signal during a call between the intercom device and the entrance/exit terminal device. It is characterized in that, when received, the call between the intercom device and the entrance terminal device is switched to the voice broadcast, and the intercom device and the entrance terminal device output the voice broadcast.

Further, according to one aspect of the present invention, in the radio broadcasting system described above, the control device does not cause the entrance terminal device to output the audio broadcast when a call is not in progress between the intercom device and the entrance terminal device. It is characterized by

Further, according to one aspect of the present invention, in the radio broadcasting system described above, the entrance terminal device includes a human sensor that detects the presence of a person in the vicinity, and the controller controls the human sensor to It is characterized in that, when it is detected that a person exists around the terminal device, the entrance terminal device is caused to output the audio broadcast.

Further, according to one aspect of the present invention, in the radio broadcasting system described above, the radio signal is a disaster prevention administrative radio signal transmitted from a local government or a disaster prevention radio radio signal transmitted from a community FM radio station. and

In one aspect of the present invention, in the radio broadcasting system described above, the specific radio signal is an emergency activation signal for automatically activating the radio signal receiving device.

Further, according to one aspect of the present invention, the radio broadcasting system described above includes an intercom device arranged at a target location, a radio signal receiving device, and a control device capable of simultaneously broadcasting audio to a plurality of the intercom devices. A radio broadcasting method for a radio broadcasting system, wherein, when the radio signal receiving device receives a radio signal including a specific radio signal indicating an emergency broadcast, a sound signal included in the received radio signal is generated. 1 step, and a second step in which the control device transmits the sound signal generated by the radio signal receiving device to the intercom device and causes the intercom device to output audio broadcast based on the sound signal. A radio broadcasting method characterized by:

ADVANTAGE OF THE INVENTION According to this invention, the content of an emergency broadcast can be alert|reported appropriately.

1 is a block diagram showing an example of a radio broadcasting system according to a first embodiment; FIG. 4 is a flow chart showing an example of the operation of the control device in the first embodiment; FIG. 5 is a diagram showing an example of emergency broadcast audio output processing by the radio broadcasting system according to the first embodiment; FIG. 7 is a diagram showing another example of emergency broadcast audio output processing by the radio broadcasting system according to the first embodiment; 7 is a flow chart showing a modification of the operation of the control device in the first embodiment; FIG. 9 is a block diagram showing an example of a radio broadcasting system according to a second embodiment; FIG. FIG. 12 is a block diagram showing an example of a radio broadcasting system according to a third embodiment; FIG.

Hereinafter, a radio broadcasting system and a radio broadcasting method according to embodiments of the present invention will be described with reference to the drawings.

[First Embodiment]
FIG. 1 is a block diagram showing an example of a radio broadcasting system 1 according to the first embodiment.
As shown in FIG. 1, the radio broadcasting system 1 includes a radio signal receiving device 10, a control device 20, a management room master device 30, and a plurality of living room master devices 40 (40-1, 40-2, . . . ) and an entrance machine 50. In the present embodiment, the radio broadcasting system 1 will be described as an example of a system that outputs an emergency broadcast as sound to each dwelling unit, for example, in a collective housing such as an apartment building.

The radio signal receiving device 10 is, for example, a receiving device for receiving an emergency broadcast, and is arranged in a management room MR of a housing complex such as an apartment building. When receiving a radio signal including a specific radio signal, the radio signal receiving apparatus 10 generates a sound signal included in the received radio signal. Here, the specific radio signal is, for example, an emergency activation signal that automatically activates the radio signal receiving device 10, and the radio signal is a disaster prevention administration radio signal transmitted from a local government or transmitted from a community FM radio station. It is a radio radio signal related to disaster prevention.

For example, when receiving an emergency activation signal, the radio signal receiving apparatus 10 activates itself (radio signal receiving apparatus 10) and generates a sound signal included in the received radio signal. The radio signal receiving device 10 transmits the generated sound signal to the control device 20 .

Like the radio signal receiving device 10, the control device 20 is placed in the management room MR and controls the radio broadcasting system 1 as a whole. The control device 20 is a device capable of simultaneously broadcasting sound to a plurality of living room master devices 40, and transmits sound signals generated by the radio signal receiving device 10 to all the living room master devices 40 to be described later. 40 to output an audio broadcast based on the sound signal. Further, the control device 20 relays sound signals between the living room master unit 40 and the entrance hall unit 50, which will be described later, so that the master unit 40 in the living room and the entrance hall unit 50 can communicate with each other. In addition, the control device 20 simultaneously outputs a sound signal output by the management room master unit 30, which will be described later, to a plurality of living room master units 40 to output an audio broadcast based on the sound signal.
The control device 20 also includes a control section 21 . The control unit 21 is, for example, a processor including a CPU (Central Processing Unit), and controls the control device 20 in an integrated manner. The control device 20 includes a call processing section 211 and a broadcast processing section 212 .

The call processing unit 211 executes call processing between the living room base unit 40 and the entrance hall unit 50 . For example, when a visitor or a visitor comes to the collective entrance hall EH and operates the collective entrance machine 50 to call a resident of the dwelling unit HM, the call processing unit 211 receives the call from the master unit 40 of the dwelling unit HM. A process of making a call with the collective entrance machine 50 is executed.

Specifically, the call processing unit 211 transfers the sound signal of the visitor's voice received from the central entrance machine 50 to the living room base unit 40, and causes the living room base unit 40 to output the sound based on the sound signal of the visitor's voice. . In addition, the call processing unit 211 transfers the sound signal of the resident's voice received from the living room base unit 40 to the entrance hall unit 50, and causes the entrance unit 50 to output the sound based on the sound signal of the voice of the resident. .
In addition, the call processing unit 211 executes call processing between the control room master unit 30 and the living room master unit 40 in the same manner as the call processing between the living room master unit 40 and the entrance hall 50 .

The broadcast processing unit 212 executes broadcast processing for causing a plurality of room base units 40 to simultaneously output audio broadcasts. The broadcast processing unit 212, for example, transmits a sound signal generated by the radio signal receiving device 10 to the living room master device 40, and causes the living room master device 40 to output an audio broadcast based on the sound signal.

Further, the broadcast processing unit 212 transmits the sound signal generated by the radio signal receiving device 10 to the entrance hall unit 50 to cause the entrance hall unit 50 to output an audio broadcast based on the sound signal. For example, when the radio signal receiving device 10 receives a specific radio signal (e.g., an emergency activation signal, etc.) during a call between the living room base unit 40 and the entrance hall 50, the broadcast processing unit 212 A call between the living room master unit 40 and the collective entrance machine 50 is switched to voice broadcasting, and the living room master unit 40 and the collective entrance machine 50 are made to output the voice broadcasting. Further, the control device 20 does not cause the entrance hall unit 50 to output the voice announcement, for example, when a call is not being made between the base unit 40 and the entrance hall unit 50 .
In addition, the broadcast processing unit 212 transmits the sound signal received from the management room master unit 30 to each living room master unit 40, and causes the living room master unit 40 to output an audio broadcast based on the sound signal.

The management room master unit 30 is an intercom device arranged in the management room MR, and is used for communication between the manager of the collective housing and the residents of each dwelling unit HM, and simultaneous broadcasting to the residents of each dwelling unit HM. This device is used when The management room master unit 30 includes an input unit 31 , a display unit 32 , a microphone 33 , a speaker 34 , and a management master unit control unit 35 .

The input unit 31 is, for example, an input device such as a touch panel, a key switch of a telephone, or a control button.
The display unit 32 is, for example, a display device such as a liquid crystal display, and displays various information supplied from the management parent device control unit 35 .

The microphone 33 picks up the voice of the user, for example, and supplies the picked-up sound signal to the management base unit control unit 35 .
The speaker 34 externally outputs (emits) sounds (for example, voice) based on various sound signals supplied from the management base unit control unit 35 .
Note that the microphone 33 and the speaker 34 may be configured like a telephone receiver.

The management master unit control unit 35 is, for example, a processor including a CPU, and controls the management room master unit 30 in an integrated manner. Based on the input information received by the input unit 31, the management main unit control unit 35 executes various processes and causes the display unit 32 to display display information corresponding to various situations. In addition, the management base unit control unit 35 transmits a sound signal picked up by the microphone 33 to the control device 20, and outputs sound based on the sound signal received from the control device 20 (for example, a call voice) from the speaker 34. output.
The management master unit control unit 35 controls, for example, call processing between the living room master unit 40 and the management room master unit 30 and simultaneous broadcast processing to the living room master unit 40 .

A living room master unit 40 (an example of an intercom device) is a device that is arranged in each dwelling unit HM of a collective housing and used as an intercom. In this embodiment, each of the living room master unit 40-1, the living room master unit 40-2, . . . has the same configuration. Alternatively, it will be described as the living room main unit 40 unless otherwise distinguished. The living room master unit 40 includes an input unit 41 , a display unit 42 , a microphone 43 , a speaker 44 , and a living room master unit control unit 45 .

The input unit 41 is, for example, an input device such as a touch panel, a key switch of a telephone, or a control button. do.
The display unit 42 is, for example, a display device such as a liquid crystal display, and displays various kinds of information supplied from the living room base unit control unit 45 . The display unit 42 displays an image of a visitor or a visitor transmitted from the central entrance machine 50, for example, when the room main unit 40 communicates with the central entrance machine 50. FIG.

The microphone 43 picks up the user's voice, for example, and supplies the picked-up sound signal to the living room base unit control unit 45 . For example, the microphone 43 picks up the voice of the resident of the dwelling unit HM and supplies it to the living room master unit control unit 45 when the living room master unit 40 communicates with the central entrance unit 50 .

The speaker 44 externally outputs (emits) sounds (for example, voice) based on various sound signals supplied from the living room base unit control unit 45 . The speaker 44 outputs the voice of a visitor or a visitor transmitted from the central entrance machine 50 when the living room master machine 40 communicates with the central entrance machine 50, for example. Also, the speaker 44 outputs audio broadcast based on the sound signal generated from the radio signal by the radio signal receiving apparatus 10, for example, when the radio broadcasting system 1 outputs an emergency broadcast.

The living room master unit control unit 45 is, for example, a processor including a CPU, and controls the living room master unit 40 in an integrated manner. Based on the input information received by the input unit 41, the living room base unit control unit 45 executes various processes and causes the display unit 42 to display display information corresponding to various situations. In addition, the living room base unit control unit 45 transmits a sound signal picked up by the microphone 43 to the control device 20, and outputs a sound based on the sound signal received from the control device 20 (for example, a call voice) from the speaker 44. output.

The living room master unit control unit 45 performs, for example, control of communication processing between the living room master unit 40 and the entrance hall 50, processing of simultaneous broadcasting of emergency broadcasts, and the like. For example, when performing call processing between the living room master device 40 and the central entrance device 50, the living room master device control unit 45 transmits a sound signal picked up by the microphone 43 to the control device 20, and transmits the sound signal to the control device 20. The call voice based on the signal is output from the entrance hall unit 50 and the voice call based on the sound signal received from the entrance hall unit 50 via the control device 20 is output from the speaker 44 . In addition, the living room base unit control unit 45 causes the display unit 42 to display image data of guests, visitors, etc. received from the central entrance unit 50 via the control unit 20 .

Further, when receiving an emergency broadcast sound signal from the control device 20 , the living room base unit control unit 45 causes the speaker 44 to output an audio broadcast based on the sound signal of the emergency broadcast. In addition, if the room base unit control unit 45 receives an emergency broadcast sound signal during a call with the entrance hall unit 50, it switches to the call from the entrance unit 50 and responds based on the sound signal of the emergency broadcast. The speaker 44 is caused to output an audio broadcast.

The collective entrance machine 50 (an example of an entrance/exit terminal device) is a terminal device that is placed in the collective entrance hall EH, which is the entrance/exit of the collective housing, and that can communicate with the living room base unit 40 . The collective entrance machine 50 includes an input section 51 , a display section 52 , a microphone 53 , a speaker 54 , an imaging section 55 , a human sensor 56 , and an entrance machine control section 57 .

The input unit 51 is, for example, an input device such as a touch panel, a key switch, or a control button, receives an operation from a visitor or a visitor who is a user, and supplies input information to the entrance machine control unit 57 .
The display unit 52 is, for example, a display device such as a liquid crystal display, and displays various information supplied from the entrance machine control unit 57 . The display unit 52 displays a guidance screen, a room number input screen, and the like, for example, when the central entrance machine 50 communicates with the room master machine 40 .

The microphone 53 picks up the user's voice, for example, and supplies the picked-up sound signal to the entrance machine control section 57 . The microphone 53 picks up the voice of a visitor or a visitor, for example, when the collective entrance machine 50 communicates with the living room master machine 40 , and supplies it to the entrance machine control section 57 .

The speaker 54 externally outputs (emits) sounds (for example, voice) based on various sound signals supplied from the entrance machine control unit 57 . The speaker 54 outputs the voice of the resident of the dwelling unit HM transmitted from the living room master unit 40 when the collective entrance machine 50 communicates with the living room master unit 40, for example. Also, the speaker 54 is generated from a radio signal by the radio signal receiving device 10 when the radio signal receiving device 10 receives an emergency broadcast while the entrance hall unit 50 is talking with the room base unit 40, for example. Outputs an audio broadcast based on the sound signal.

The imaging unit 55 is, for example, a camera including an imaging device such as a CCD (Charge Coupled Device), and captures facial images of visitors who use the entrance hall 50 and users who are visitors. The imaging unit 55 supplies the captured image data to the entrance machine control unit 57 .

The human sensor 56 is a sensor that detects the presence of a person around (periphery) the central entrance machine 50 . The human detection sensor 56 supplies the entrance machine control section 57 with information indicating the presence of a person around the central entrance machine 50 when detecting the presence of a person around the central entrance machine 50 .

The entrance machine control unit 57 is, for example, a processor including a CPU, and controls the collective entrance machine 50 in an integrated manner. The entrance machine control unit 57 executes various processes based on the input information received by the input unit 51, and causes the display unit 52 to display display information corresponding to various situations. In addition, the porch machine control unit 57 transmits the sound signal picked up by the microphone 53 to the control device 20, and outputs a sound based on the sound signal received from the control device 20 (for example, a call voice, etc.) from the speaker 54. Let

The entrance machine control unit 57 controls, for example, call processing between the living room master unit 40 and the entrance hall unit 50, and simultaneous broadcast processing of emergency broadcasts. For example, when performing call processing between the living room base unit 40 and the central entrance unit 50, the entrance machine control unit 57 controls the sound signal picked up by the microphone 53 and the image data picked up by the imaging unit 55. 20 to cause the living room base unit 40 to output the call sound based on the sound signal, and to output the sound based on the sound signal received from the living room base unit 40 via the control device 20 from the speaker 54 . Further, the entrance machine control unit 57 causes the speaker 54 to output the call voice based on the sound signal received from the entrance hall machine 50 via the control device 20 .

Further, when receiving an emergency broadcast sound signal from the control device 20, the entrance machine control unit 57 causes the speaker 54 to output an audio broadcast based on the sound signal of the emergency broadcast. When the entrance machine control unit 57 receives an emergency broadcast sound signal during a call with the entrance hall machine 50, the entrance machine control unit 57 switches to the call from the entrance hall hall 50, and generates a voice message based on the sound signal of the emergency broadcast. A broadcast is output to the speaker 44. - 特許庁The entrance machine control part 57 does not output the sound broadcast based on the sound signal of the emergency broadcast from the speaker 44 when the sound signal of the emergency broadcast is received while the call with the entrance machine 50 is not in progress.

Next, the operation of the radio broadcasting system 1 according to this embodiment will be described with reference to the drawings.
FIG. 2 is a flow chart showing an example of the operation of the control device 20 in this embodiment. Here, an example of an emergency broadcast output process by the control device 20 will be described.

As shown in FIG. 2, the control unit 21 of the control device 20 first determines whether or not the radio signal receiving device 10 has received an emergency activation signal (step S101). The broadcast processing unit 212 of the control unit 21 determines whether or not the radio signal receiving device 10 has received the emergency activation signal by, for example, whether or not the sound signal is supplied from the radio signal receiving device 10 . When the radio signal receiver 10 receives the emergency activation signal (step S101: YES), the broadcast processing unit 212 advances the process to step S102. Further, when the radio signal receiving apparatus 10 has not received the emergency activation signal (step S101: NO), the broadcast processing unit 212 returns the process to step S101.

In step S102, the broadcast processing unit 212 determines whether or not the central entrance machine 50 is busy. The broadcast processing unit 212 advances the process to step S104 when the central entrance machine 50 is busy (step S102: YES). Further, when the collective entrance machine 50 is not in a call (step S102: NO), the broadcast processing unit 212 advances the process to step S103.

In step S103, the broadcast processing unit 212 transmits sound signals to all the room base units 40 to output audio broadcast. The broadcast processing unit 212 transmits the sound signal of the emergency broadcast received from the radio signal receiving device 10 to all the room masters 40 and causes the speaker 44 of each room master 40 to output the emergency broadcast sound. As a result, each room master device 40 outputs the emergency broadcast audio from the speaker 44 . In this case, the entrance hall unit 50 does not output the audio broadcast of the emergency broadcast from the speaker 54 . After the process of step S103, the broadcast processing unit 212 ends the emergency broadcast output process.

Further, in step S104, the broadcast processing unit 212 transmits sound signals to all the living room base units 40 and the collective entrance units 50 to output audio broadcasts. The broadcast processing unit 212 transmits the sound signal of the emergency broadcast received from the radio signal receiving device 10 to all the living room master units 40 and the central entrance unit 50, and outputs the sound of the emergency broadcast from the speaker 44 of each living room master unit 40. In addition to outputting the broadcast, the speaker 54 of the entrance hall unit 50 outputs the audio broadcast of the emergency broadcast. As a result, each living room base unit 40 outputs the emergency broadcast audio from the speaker 44 , and the entrance hall unit 50 outputs the emergency broadcast audio from the speaker 54 . After the process of step S104, the broadcast processing unit 212 ends the emergency broadcast output process.

Next, a specific example of emergency broadcast audio output processing by the radio broadcasting system 1 will be described with reference to FIGS. 3 and 4. FIG.
FIG. 3 is a diagram showing an example of emergency broadcast audio output processing by the radio broadcasting system 1 according to the present embodiment. Here, the processing when the collective entrance machine 50 and the living room master machine 40 are not in communication will be described. For convenience of explanation, it is assumed that there are two living room master devices 40-1 and 40-2.

As shown in FIG. 3, first, the radio signal receiver 10 determines whether or not an emergency activation signal has been received (step S201). Whether or not the radio signal receiving unit 11 of the radio signal receiving device 10 has received, for example, an emergency activation signal included in a disaster prevention administrative radio signal transmitted from a local government or a radio radio signal related to disaster prevention transmitted from a community FM radio station. determine whether If the radio signal receiving unit 11 receives an emergency activation signal (step S201: YES), the process proceeds to step S202. Moreover, the radio signal receiving part 11 returns a process to step S201, when the emergency starting signal is not received (step S201: NO).

In step S202, the radio signal receiving device 10 activates itself (radio signal receiving device 10) to generate a sound signal from the radio signal. That is, the radio signal reception unit 11 activates its own device (radio signal reception device 10 ), and the sound signal generation unit 12 generates sound signals from the radio signals received by the radio signal reception unit 11 .

Next, the radio signal receiving device 10 transmits a sound signal to the control device 20 (step S203). The sound signal generation unit 12 transmits a sound signal (sound signal of an emergency broadcast) based on the generated radio signal to the control device 20 .

Next, upon receiving the sound signal, the control device 20 transmits the sound signal to the living room master device 40-1 (step S204), and also transmits the sound signal to the living room master device 40-2 (step S205). . The broadcast processing unit 212 of the control device 20 executes the above-described processing shown in FIG.

In step S206, room base unit 40-1 starts outputting an audio broadcast based on the sound signal. In response to the sound signal (emergency broadcast sound signal) from the control device 20, the living room master unit control unit 45 of the living room master unit 40-1 responds to the sound signal (emergency broadcast sound signal) received from the voice broadcast (emergency broadcast). broadcast sound signal) is output from the speaker 44.

Further, in step S207, room base unit 40-2 starts outputting audio broadcast based on the sound signal. In response to the sound signal (emergency broadcast sound signal) from the control device 20, the living room master unit control unit 45 of the living room master unit 40-2 responds to the received sound signal (emergency broadcast sound signal) based on the sound broadcast (emergency broadcast). broadcast sound signal) is output from the speaker 44.

FIG. 4 is a diagram showing another example of emergency broadcast audio output processing by the radio broadcasting system 1 according to the present embodiment. Here, processing when the collective entrance machine 50 and the living room master machine 40 are in communication will be described. For convenience of explanation, it is assumed that living room master device 40 is one unit of living room master device 40-1.

In FIG. 4, the collective entrance machine 50 and the living room master machine 40 are in communication via the control device 20 (step S301). In other words, a voice call is made between the central entrance machine 50 and the living room master machine 40 . For example, the central entrance unit 50 transmits a sound signal picked up by the microphone 53 to the living room master unit 40-1 via the control device 20, and the living room master unit 40-1 transmits a call voice based on the sound signal. Output to speaker 44 . In addition, living room base unit 40-1 transmits a sound signal picked up by microphone 43 to door assembly 50 via control device 20, and entrance door assembly 50 outputs call voice based on the sound signal to speaker 54. output to

Next, the radio signal receiver 10 determines whether or not an emergency activation signal has been received (step S302). If the radio signal receiving unit 11 of the radio signal receiving device 10 receives the emergency activation signal (step S302: YES), the process proceeds to step S303. Moreover, the radio signal receiving part 11 returns a process to step S302, when the emergency starting signal is not received (step S302: NO).

In step S303, the radio signal receiving device 10 activates itself (radio signal receiving device 10) to generate a sound signal from the radio signal. That is, the radio signal reception unit 11 activates its own device (radio signal reception device 10 ), and the sound signal generation unit 12 generates sound signals from the radio signals received by the radio signal reception unit 11 .

Next, the radio signal receiving device 10 transmits the sound signal to the control device 20 (step S304). The sound signal generation unit 12 transmits a sound signal (sound signal of an emergency broadcast) based on the generated radio signal to the control device 20 .

Next, in response to the reception of the sound signal, the control device 20 transmits the sound signal to the entrance hall 50 (step S305), and also transmits the sound signal to the room base unit 40-1 (step S306). The broadcast processing unit 212 of the control device 20 executes the above-described processing shown in FIG.

At step S307, the entrance hall 50 starts outputting an audio broadcast based on the sound signal. The entrance unit control unit 57 of the entrance unit 50 switches to a voice call with the living room base unit 40-1, and responds to the sound signal (emergency broadcast sound signal) from the control device 20 by responding to the received sound signal (emergency broadcast sound signal). It causes the speaker 54 to output an audio broadcast (emergency broadcast sound signal) based on the broadcast sound signal).

Further, in step S308, room base unit 40-1 starts outputting audio broadcast based on the sound signal. In response to the sound signal (emergency broadcast sound signal) from the control device 20, the living room master unit control unit 45 of the living room master unit 40-1 responds to the sound signal (emergency broadcast sound signal) received from the voice broadcast (emergency broadcast). broadcast sound signal) is output from the speaker 44.

Next, a modification of the operation of the control device 20 in this embodiment will be described with reference to FIG.
FIG. 5 is a flow chart showing a modification of the operation of the control device 20 in this embodiment.

As shown in FIG. 5, control unit 21 of control device 20 first determines whether or not radio signal receiving device 10 has received an emergency activation signal (step S401). Broadcast processing unit 212 of control unit 21 advances the process to step S402 when radio signal receiving apparatus 10 receives an emergency activation signal (step S401: YES). Further, when the radio signal receiving apparatus 10 has not received the emergency activation signal (step S401: NO), the broadcast processing unit 212 returns the process to step S401.

In step S402, the broadcast processing unit 212 determines whether or not the central entrance machine 50 is busy. The broadcast processing unit 212 advances the process to step S405 when the central entrance machine 50 is busy (step S402: YES). Further, when the collective entrance machine 50 is not in the middle of a call (step S402: NO), the broadcast processing unit 212 advances the process to step S403.

In step S<b>403 , the broadcast processing unit 212 determines whether or not there are people around the central entrance machine 50 . The broadcast processing unit 212 acquires, for example, the detection result of the human sensor 56 of the entrance hall 50, and determines whether or not there are people around the entrance hall 50 based on the detection result of the human sensor 56. judge. If there are people around the entrance hall 50 (step S403: YES), the broadcast processing unit 212 advances the process to step S405. If there are no people around the entrance hall 50 (step S403: NO), the broadcast processing unit 212 advances the process to step S404.

In step S404, the broadcast processing unit 212 transmits sound signals to all the room base units 40 to output audio broadcast. The broadcast processing unit 212 transmits the sound signal of the emergency broadcast received from the radio signal receiving device 10 to all the room masters 40 and causes the speaker 44 of each room master 40 to output the emergency broadcast sound. As a result, each room master device 40 outputs the emergency broadcast audio from the speaker 44 . In this case, the entrance hall unit 50 does not output the audio broadcast of the emergency broadcast from the speaker 54 . After the process of step S404, the broadcast processing unit 212 ends the emergency broadcast output process.

Further, in step S405, the broadcast processing unit 212 transmits sound signals to all the living room base units 40 and the collective entrance units 50 to output audio broadcast. The broadcast processing unit 212 transmits the sound signal of the emergency broadcast received from the radio signal receiving device 10 to all the living room master units 40 and the central entrance unit 50, and outputs the sound of the emergency broadcast from the speaker 44 of each living room master unit 40. In addition to outputting the broadcast, the speaker 54 of the entrance hall unit 50 outputs the audio broadcast of the emergency broadcast. As a result, each living room master unit 40 outputs the emergency broadcast audio from the speaker 44 , and the entrance hall unit 50 outputs the emergency broadcast audio from the speaker 54 . After the process of step S405, the broadcast processing unit 212 ends the emergency broadcast output process.

As described above, the radio broadcasting system 1 according to this embodiment includes the living room main unit 40 (interphone device), the radio signal receiving device 10 and the control device 20 . The living room master unit 40 is arranged at the target place (for example, the dwelling unit HM). When receiving a radio signal including a specific radio signal indicating an emergency broadcast, the radio signal receiving apparatus 10 generates a sound signal included in the received radio signal. The control device 20 is a control device 20 capable of simultaneous audio broadcasting to a plurality of living room master devices 40, and transmits the sound signal generated by the radio signal receiving device 10 to the living room master device 40. to output an audio broadcast based on the sound signal.

As a result, the radio broadcasting system 1 according to the present embodiment can cause all the room base units 40 to output the audio broadcast based on the radio signal received by the radio signal receiving device 10 via the control device 20 . Therefore, the radio broadcasting system 1 according to the present embodiment does not need to individually install the radio signal receiving device 10 at each target location such as each dwelling unit HM, and can appropriately notify the content of the emergency broadcast at the target location. can be done.

In addition, since the radio broadcasting system 1 according to the present embodiment broadcasts audio broadcasting based on the radio signal received by the radio signal receiving device 10, for example, compared to the information obtained via the Internet, the actual location (for example, the house) It is possible to obtain appropriate information specific to the area in which the person resides.

In addition, the radio broadcasting system 1 according to the present embodiment can, for example, add the radio signal receiving device 10 to an existing intercom system such as an apartment complex so that an emergency broadcast can be output from a plurality of room base units 40. can be realized by That is, the radio broadcasting system 1 according to the present embodiment can appropriately notify the content of the emergency broadcast at the target location by a simple method using an existing system and at a low cost.

Also, the radio broadcasting system 1 according to the present embodiment is provided with a collective entrance machine 50 (entrance/entrance terminal device) that is arranged at the entrance/exit of the collective housing and that can communicate with the living room base unit 40 . Also, the target location is the dwelling unit HM of the collective housing. The control device 20 transmits the sound signal generated by the radio signal receiving device 10 to the entrance hall unit 50 to cause the entrance hall unit 50 to output an audio broadcast based on the sound signal.

As a result, the radio broadcasting system 1 according to the present embodiment can appropriately listen to the emergency broadcast in each residence of the dwelling unit HM of the collective housing. In addition, since the radio broadcasting system 1 according to the present embodiment also outputs the emergency broadcast to people at the entrance hall 50 (entrance terminal device), it is possible to appropriately notify the contents of the emergency broadcast.

Further, in the present embodiment, when the radio signal receiving device 10 receives a specific radio signal during a call between the living room master unit 40 and the entrance hall 50, the control device 20 controls the living room master unit 40. and the entrance unit 50 to the voice broadcast, and the master unit 40 and the entrance unit 50 are made to output the voice broadcast.
As a result, the radio broadcasting system 1 according to the present embodiment can appropriately notify the people at the entrance hall unit 50 (entrance terminal device) of the contents of the emergency broadcast.

Further, in the present embodiment, the control device 20 does not cause the entrance hall unit 50 to output an audio broadcast when a call is not being made between the base unit 40 and the entrance hall unit 50 .
As a result, the radio broadcasting system 1 according to the present embodiment appropriately notifies the content of the emergency broadcast only when there is a person at the entrance hall unit 50 (entrance terminal device), so that unnecessary broadcasts are not output. can be prevented.

Further, in this embodiment, the radio signal is a disaster prevention administrative radio signal transmitted from a municipality or a radio radio signal related to disaster prevention transmitted from a community FM radio station.
As a result, the radio broadcasting system 1 according to the present embodiment can appropriately notify the contents of emergency broadcasts specific to the area, which are transmitted by local governments or community FM radio stations, for example.

Further, in this embodiment, the specific radio signal is an emergency activation signal for automatically activating the radio signal receiving device 10 .
As a result, the radio broadcasting system 1 according to the present embodiment automatically activates the radio signal receiving device 10 in response to an emergency broadcast, thereby reducing power consumption during normal times and automatically outputting an emergency broadcast in an emergency. can do.

In addition, in this embodiment, the central entrance machine 50 includes a human sensor 56 that detects the presence of people in the surroundings. The control device 20 may cause the central entrance machine 50 to output an audio announcement when the human sensor 56 detects that a person is present around the central entrance machine 50 .
As a result, the radio broadcasting system 1 according to the present embodiment can appropriately output an emergency broadcast from the entrance hall unit 50 when there are people around the entrance hall unit 50 .

Further, the radio broadcasting method according to the present embodiment includes a living room master unit 40 arranged at a target location, a radio signal receiving device 10, and a control device 20 capable of simultaneous voice broadcasting to a plurality of living room master units 40. A radio broadcasting method for a radio broadcasting system 1, comprising a first step and a second step. In the first step, when the radio signal receiving apparatus 10 receives a radio signal including a specific radio signal indicating an emergency broadcast, it generates a sound signal included in the received radio signal. In the second step, the control device 20 transmits the sound signal generated by the radio signal receiving device 10 to the living room master device 40 to cause the living room master device 40 to output the audio broadcast based on the sound signal.
As a result, the radio broadcasting method according to the present embodiment has the same effects as the radio broadcasting system 1 described above, and can appropriately notify the content of the emergency broadcast at the target location.

[Second embodiment]
Next, a radio broadcasting system 1a according to a second embodiment will be described with reference to FIG.
In this embodiment, a modified example in which emergency broadcasts can be recorded and played back will be described.

FIG. 6 is a block diagram showing an example of the radio broadcasting system 1a according to this embodiment.
As shown in FIG. 6, the radio broadcasting system 1a includes a radio signal receiving device 10, a control device 20, a management room master device 30, and a plurality of living room master devices 40a (40a-1, 40a-2, . . . ) and an entrance machine 50. In this embodiment, the radio broadcasting system 1a will be described as an example of a system that outputs an emergency broadcast to each dwelling unit, for example, in a collective housing such as a condominium.

In FIG. 6, the same components as those shown in FIG. 1 are denoted by the same reference numerals, and descriptions thereof are omitted.
The radio broadcasting system 1a according to this embodiment is the same as that of the first embodiment, except that the configuration of the living room master unit 40a is different.

A living room main unit 40a (an example of an intercom device) is a device that is arranged in each dwelling unit HM of a collective housing and used as an intercom. In this embodiment, each of the living room master unit 40a-1, the living room master unit 40a-2, . . . has the same configuration. Alternatively, if there is no particular distinction, it will be described as the living room main unit 40a. The living room master unit 40 a includes an input unit 41 , a display unit 42 , a microphone 43 , a speaker 44 , a living room master unit control unit 45 a and an audio storage unit 46 .

The audio storage unit 46 stores the sound signal of the emergency broadcast received from the control device 20 .
The living room master unit control unit 45a is, for example, a processor including a CPU, and controls the living room master unit 40a in an integrated manner. Basic functions of the living room master unit control unit 45a are the same as those of the living room master unit control unit 45 of the above-described first embodiment. The living room base unit control unit 45 a stores the sound signal of the emergency broadcast received from the control device 20 in the voice storage unit 46 . For example, in response to the operation of the input unit 41, the living room master unit control unit 45a reads out the sound signal of the emergency broadcast stored in the sound storage unit 46, and outputs the sound signal of the emergency broadcast based on the sound signal to the speaker 44. output. Note that the living room base unit control unit 45a may repeatedly reproduce the audio broadcast of the emergency broadcast at predetermined time intervals.

As described above, in the radio broadcasting system 1a according to the present embodiment, the living room master unit 40a includes the audio storage unit 46, and the living room master unit control unit 45a outputs the sound signal of the emergency broadcast received from the control device 20 as an audio signal. Store in the storage unit 46 . The living room base unit control unit 45a causes the speaker 44 to output an audio broadcast based on the audio signal stored in the audio storage unit 46. FIG.

As a result, the radio broadcasting system 1a according to the present embodiment can repeat and reproduce emergency broadcasts as necessary, and even if the content of the emergency broadcast is missed or not heard well, By reproducing the emergency broadcast, the contents of the emergency broadcast can be notified appropriately and reliably.

[Third Embodiment]
Next, a radio broadcasting system 1b according to a third embodiment will be described with reference to FIG.
In this embodiment, a modified example in which an emergency broadcast is output using the control room master unit 30a will be described.

FIG. 7 is a block diagram showing an example of the radio broadcasting system 1b according to this embodiment.
As shown in FIG. 7, the radio broadcasting system 1b includes a radio signal receiving device 10, a control device 20, a control room master device 30a, and a plurality of living room master devices 40 (40-1, 40-2, . . . ) and an entrance machine 50. In the present embodiment, the radio broadcasting system 1b will be described as an example of a system that outputs an emergency broadcast as sound to each dwelling unit, for example, in a collective housing such as an apartment building.

In FIG. 7, the same components as those shown in FIG. 1 are denoted by the same reference numerals, and descriptions thereof are omitted.
In the radio broadcasting system 1b according to the present embodiment, the configuration of the control room master device 30a is different, except that the sound signal generated by the radio signal receiving device 10 is transmitted to the control device 20 via the control room master device 30a. are the same as in the first embodiment.

When the management room master unit 30a receives the sound signal of the emergency broadcast generated by the radio signal receiving device 10, the management room master unit 30a uses the function of simultaneously broadcasting to the residents of each dwelling unit HM, The emergency broadcast is output to the room base unit 40 of each dwelling unit HM via the control device 20.例文帳に追加The management room master unit 30a includes an input unit 31, a display unit 32, a microphone 33, a speaker 34, and a management master unit control unit 35a.

The management master unit control unit 35a is, for example, a processor including a CPU, and controls the management room master unit 30a in an integrated manner. The basic functions of the management parent device control section 35a are the same as those of the management parent device control section 35 of the first embodiment described above. In addition, when receiving an emergency broadcast sound signal generated by the radio signal receiving device 10, the management master unit control unit 35a utilizes the simultaneous broadcast function to the living room master unit 40 to transmit the sound signal to the control device. 20 to cause a plurality of living room base units 40 and a collective entrance unit 50 to output the voice broadcast.

As described above, the radio broadcasting system 1b according to the present embodiment utilizes the simulcast function of the management master unit control unit 35a to the living room master unit 40 to broadcast to the plurality of living room master units 40 and the central entrance unit 50. , to output an audio broadcast.

As a result, the radio broadcasting system 1b according to the present embodiment can appropriately notify the content of the emergency broadcast at the target location by a simpler method using an existing system and at a lower cost.

It should be noted that the present invention is not limited to the above embodiments, and can be modified without departing from the scope of the present invention.
For example, in each of the above-described embodiments, an example in which the radio broadcasting system 1 (1a, 1b) is an intercom system for an apartment complex and the target location is the dwelling unit HM has been described, but the present invention is limited to this. Instead, it may be applied to, for example, a nurse call system in a hospital or an extension telephone system in a company.

Further, in each of the above embodiments, an example in which the radio broadcasting system 1 (1a, 1b) includes the entrance hall unit 50 has been described, but the system is not limited to this, and may be configured without the entrance hall unit 50. There may be.

In each of the above-described embodiments, the radio broadcasting system 1 (1a, 1b) has explained an example in which the emergency broadcast is output to all the room masters 40 of each dwelling unit HM. , a part of the plurality of living room base units 40 may be caused to output an emergency broadcast.

Further, in each of the above-described embodiments, an example in which the control device 20 does not transmit a sound signal to the entrance hall unit 50 when the entrance hall unit 50 does not output an audio broadcast has been described, but the present invention is not limited to this. Instead, the door-to-door unit 50 may not output the audio broadcast based on the sound signal received from the control device 20 . In other words, the entrance hall unit 50 may determine whether or not to output an audio broadcast such as an emergency broadcast.

Further, in each of the above-described embodiments, an example in which the radio signal receiving device 10, the control device 20, and the management room master unit 30 are arranged in the management room MR has been described. It may be arranged outside. Also, two or three of the radio signal receiving device 10, the control device 20, and the management room master unit 30 may be integrated into one device in the management room MR. For example, the control device 20 may include the functions of the wireless signal receiving device 10 , and the control room master device 30 may include the functions of the wireless signal receiving device 10 .

Further, in each of the above-described embodiments, the radio broadcasting system 1 (1a, 1b), during a call with the living room base unit 40, or when detecting a person in the surroundings, sends an emergency voice broadcast to the entrance hall unit 50. An example of outputting has been described, but the audio broadcast of the emergency broadcast may always be output, or the audio broadcast of the emergency broadcast may be output depending on other conditions.

Further, in each of the above-described embodiments, an example in which the entrance machine 50 detects the presence of a person in the vicinity by means of the human sensor 56 has been described. The presence of a person in the surroundings may be detected from the image by 55 or the surrounding sounds by the microphone 53 .

Each component included in the radio broadcasting system 1 (1a, 1b) described above has a computer system therein. Then, a program for realizing the function of each configuration included in the radio broadcasting system 1 (1a, 1b) described above is recorded on a computer-readable recording medium, and the program recorded on this recording medium is read into the computer system. It is also possible to perform processing in each configuration included in the above-described radio broadcasting system 1 (1a, 1b) by executing it. Here, "loading and executing the program recorded on the recording medium into the computer system" includes installing the program in the computer system. The "computer system" here includes hardware such as an OS and peripheral devices.

Also, the "computer system" may include a plurality of computer devices connected via a network including communication lines such as the Internet, WAN, LAN, and dedicated lines. The term "computer-readable recording medium" refers to portable media such as flexible discs, magneto-optical discs, ROMs and CD-ROMs, and storage devices such as hard discs incorporated in computer systems. Thus, the recording medium storing the program may be a non-transitory recording medium such as a CD-ROM.

Recording media also include internal or external recording media accessible from the distribution server for distributing the program. In addition, the program is divided into a plurality of programs, and after downloading the respective programs at different timings, they are combined in each configuration provided in the radio broadcasting system 1 (1a, 1b), and the distribution server that distributes each of the divided programs is different. may In addition, "computer-readable recording medium" is a volatile memory (RAM) inside a computer system that acts as a server or client when the program is transmitted via a network, and retains the program for a certain period of time. It shall also include things. Further, the program may be for realizing part of the functions described above. Further, it may be a so-called difference file (difference program) that can realize the above functions by combining with a program already recorded in the computer system.

Also, part or all of the functions described above may be implemented as an integrated circuit such as an LSI (Large Scale Integration). Each function mentioned above may be processor-ized individually, and may integrate|stack and processor-ize a part or all. Also, the method of circuit integration is not limited to LSI, but may be realized by a dedicated circuit or a general-purpose processor. In addition, when an integration circuit technology that replaces LSI appears due to advances in semiconductor technology, an integrated circuit based on this technology may be used.

Reference Signs List 1, 1a, 1b radio broadcasting system 10 radio signal receiving device 11 radio signal receiving section 12 sound signal generating section 20 control device 21 control section 30, 30a control room main unit 31, 41, 51 input section 32 42 52 display section 33, 43, 53 Microphones 34, 44, 54 Speakers 35, 35a Management base unit control unit 40, 40-1, 40-2, 40a, 40a-1, 40a-2 Living room master units 45, 45a Living room master unit control unit 50 Gathering Entrance machine 55 Imaging unit 56 Human sensor 57 Entrance unit control unit 211 Call processing unit 212 Broadcast processing unit EH Collective entrance hall HM Dwelling unit MR Management room

Claims (8)

an intercom device arranged at a target location;
a radio signal receiving device that, when receiving a radio signal including a specific radio signal indicating an emergency broadcast, generates a sound signal included in the received radio signal;
A control device capable of simultaneously broadcasting audio to a plurality of intercom devices, wherein the sound signal generated by the radio signal receiving device is transmitted to the intercom device, and the intercom device is broadcast based on the sound signal. and a control device for outputting a wireless broadcasting system. An entrance/exit terminal device arranged at the entrance/exit of the housing complex and capable of communicating with the intercom device;
The target location is a dwelling unit of the collective housing,
2. The control device transmits the sound signal generated by the radio signal receiving device to the entrance terminal device, and causes the entrance terminal device to output the audio broadcast based on the sound signal. The radio broadcasting system described in . The control device controls communication between the intercom device and the entrance terminal device when the radio signal receiving device receives the specific radio signal during a call between the intercom device and the entrance terminal device. 3. The radio broadcasting system according to claim 2, wherein the voice broadcasting is switched from the telephone call to the voice broadcasting, and the intercom device and the entrance terminal device output the voice broadcasting. 4. The radio broadcasting system according to claim 3, wherein the control device does not cause the entrance terminal device to output the audio broadcast when a call is not being made between the intercom device and the entrance terminal device. The entrance terminal device includes a human sensor that detects the presence of people in the surroundings,
3. The control device causes the entrance terminal device to output the audio broadcast when the human sensor detects that a person exists around the entrance terminal device. 4. The radio broadcasting system according to 3. 6. The radio signal according to any one of claims 1 to 5, wherein the radio signal is an administrative radio signal for disaster prevention transmitted from a municipality or a radio radio signal for disaster prevention transmitted from a community FM radio station. radio broadcasting system. The radio broadcasting system according to any one of claims 1 to 6, wherein the specific radio signal is an emergency activation signal for automatically activating the radio signal receiving device. A radio broadcasting method for a radio broadcasting system comprising an intercom device arranged at a target location, a radio signal receiving device, and a control device capable of simultaneous voice broadcasting to a plurality of the intercom devices,
a first step of generating a sound signal included in the received radio signal when the radio signal receiving device receives a radio signal including a specific radio signal indicating an emergency broadcast;
and a second step in which the control device transmits the sound signal generated by the radio signal receiving device to the intercom device, and causes the intercom device to output audio broadcast based on the sound signal. Radio broadcasting method.

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