JP2003248886A - Emergency notice device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an emergency notice device which enables an emergency call center side to specify the place of a house wherein a client operates an operation button of a notice button device and also know why emergency notice is given. <P>SOLUTION: When a request command for transfer of a reception history of a human body detection signal in the latest specified period is sent from the emergency call center side after a master device 3 sends notice to the emergency call according to the button operation signal of the notice button device 5, a CPU part 36 of the master device 3 reads the latest reception history of the human detection signal of a behavior monitoring human sensor 4 out of a storage area of FIFO constitution of a memory 32 and transfers reception history data to the emergency call center side. The emergency call center side can know the latest behavior of the client from the reception history and then specify the place where the operation button of the notice button device 5 is operated. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an emergency call device.

[0002]

2. Description of the Related Art An emergency call device installed in a client's house for making an emergency call to an emergency call center includes a report button device carried by a client (for example, an elderly person living alone) and an operation button of the report button device. Conventionally, there has been a basic configuration of a base unit that notifies the emergency call center side through a public telephone network when a button operation signal transmitted by a wireless signal such as a radio wave is received from a report button device by operation.

In this case, the operator on the side of the emergency call center, who receives the call from the emergency call device, prepares for the master unit at the client's home by a telephone terminal having a communication path established with the master unit via the public telephone network. The hands-free calling method is called to check the actual situation of the emergency call directly from the client.

[0004]

However, if the client falls into a state where it cannot go to the place where the base unit is installed and cannot respond to the call from the emergency call center side, the state of the client is confirmed on the emergency call center side. Even if the emergency call center side dispatched a person to check the status of the client, the location of the client could not be known and the discovery of the client would be delayed.
There were cases where quick measures could not be taken.

The present invention has been made in view of the above points, and an object thereof is to enable an emergency call center side to specify a place in a home where a client operates an operation button of a notification button device. It is also to provide an emergency call device that allows the emergency call center side to know the circumstances leading to an emergency call.

[0006]

In order to achieve the above object, according to the invention of claim 1, the behavior monitor is installed at each of a plurality of places in a client's house, and when a human body is detected, a human body detection signal is transmitted as a wireless signal. It consists of a human presence sensor, a report button device that is carried by a client and sends a button operation signal by a wireless signal when an operation button is operated in an emergency, and a master unit connected to a public telephone network. When the wireless signal received by the receiving unit and the wireless signal received by the receiving unit is the human body detection signal of the behavior monitoring human sensor, the reception history of the human body detection signal for each of the behavior monitoring human sensor is displayed. When the storing means for saving and the wireless signal received by the receiving means are the button operation signals of the notification button device, the call of the emergency call center registered in advance as the notification destination is notified. Calling means for making a call to a number and establishing a call path with the telephone terminal on the emergency call center side via a public telephone network, and a behavior monitoring person in the latest predetermined period stored in the storage means When a signal requesting the transfer of the reception history of the human body detection signal of the sensor is sent from the emergency call center side through the above-mentioned communication path,
The present invention is characterized in that it comprises means for reading out the latest received history for the predetermined period stored in the storage means and transferring it to the emergency call center side via the communication path.

According to a second aspect of the present invention, in the first aspect of the present invention, the reception history of the latest predetermined period is an identification code recorded each time a human body detection signal is not received during a certain period of time, It is characterized in that it is composed of information in which the identification code of the action monitoring sensor recorded each time the human body detection signal is received and the identification code of the action monitoring sensor are arranged in time series in the order of recording.

[0008]

BEST MODE FOR CARRYING OUT THE INVENTION The present invention will be described below with reference to one embodiment.

FIG. 2 shows a conceptual configuration of an emergency call system using the emergency call device of the present invention. The system is a center device 1 installed in an emergency call center A,
The emergency call device is installed in a house (hereinafter, referred to as a client's house) B of a client (an old man living alone as described above) who has a contract with the emergency call center A in advance.

The emergency call device on the client home B side is a base unit 3 connected to the center device 1 via a public telephone network 2.
And a human motion sensor 4 for behavior monitoring installed in appropriate places in the client's house B, such as a toilet, a washroom, and a living room.
And a pendant type notification button device 5 carried by the client itself.

As shown in FIG. 1A, the master unit 3 has a telephone line interface (hereinafter referred to as a telephone line IF) 30 connected to the public telephone network 2, an operation / display unit 31, and A memory 32 for recording the reception history of a human body detection signal transmitted from the behavior monitoring human sensor 4, a call circuit 33 constituting a hands-free call means, a microphone MIC and a speaker SP, a report button device 5, and A radio receiving unit 34 and an antenna 35 that receive a wireless signal that carries a radio wave transmitted from each human sensor 4, a CPU unit 36 that controls each unit and signal processing, and each unit in the master unit 3 from the commercial power supply AC. Power supply unit 3 that creates DC power supply to
7 and the telephone line IF can also be connected to the telephone 6 attached to the telephone line IF.

As shown in FIG. 1 (b), the behavior monitoring human sensor 4 is a human body detecting section 40 which is, for example, an infrared sensor of a pyroelectric element, and a human body detecting signal of the human body detecting section 40 is a wireless signal which is a radio wave. A CPU unit that controls the wireless transmission unit 41 and the antenna 42 for transmitting, and the wireless transmission unit 51 that performs the human body detection output from the human body detection unit 40 to transmit a human body detection signal in a predetermined format and perform signal processing. 43
And a memory 44 that stores setting data such as an identification code of the motion sensor 4 and a power supply unit 45 that includes a battery power supply and supplies power to each unit in the motion sensor 4.

As shown in FIG. 1C, the report button device 5 is
There is an operation unit 50 including operation buttons, a wireless transmission unit 51 and an antenna 52 for transmitting a button operation signal as a wireless signal including radio waves, and a button operation output of the operation unit 50 when the operation unit 50 is pressed. A CPU 53 that controls the wireless transmission unit 51 to transmit a button operation signal of a predetermined format and performs signal processing, and a memory 54 that stores setting data such as an identification code of the notification button device 5. And a battery power source for supplying power to each part in the notification button device 5
5 and.

Next, the operation of the emergency call device of this embodiment will be described based on the operation sequence diagram shown in FIG.

Each behavior monitoring human sensor 4 installed in the client's house B is always in a standby state, and a human body detecting section 40 detects a heat ray emitted from a human body when a person enters the own detection area. Then, the CPU unit 43 causes the wireless transmission unit 41 to transmit a human body detection signal as a wireless signal in response to this detection. At the time of this transmission, the CPU section 43 reads the identification code stored in the memory 54 and adds the identification code to the human body detection signal. That is, (1) in FIG.
(N) indicates a number which is an identification code set in advance in each of the behavior monitoring human sensor 4 installed, and the CPU section 43 of each behavior monitoring human sensor 4 stores the identification stored in the memory 54. The code is read, and this identification code is added to the human body detection signal and transmitted.

When the radio receiver 34 receives these human body detection signals, the base unit 3 specifies the behavior monitoring human sensor 4 transmitted by the identification code added to the human body detection signal received by the CPU 36. The memory 32, which is a storage unit, counts the number of receptions of each of the behavior monitoring human presence sensors 4, and records the count as a reception history.

Specifically, the CPU section 36 divides each time into four at intervals of 15 minutes, and the number of times the human body detection signal is received from each human body movement monitoring human sensor 4 in each divided period (the number of transmissions). <Number of times of activation>) is counted, and the number of times is stored in the memory 32 as a reception history for each behavior monitoring human sensor 4. It should be noted that the reception history is erased after an appropriate storage period such as a unit of one month or a unit of 24 hours, for example, to correspond to the limited capacity of the memory 32.

FIG. 4 shows the structure of this reception history recording table. The numbers (1) ... (n) described on the left outer side of the table shown in the figure represent the identification codes of the motion monitoring human sensor 4, and the table is shown. 0 to 15 described on the outer side of
0, ~ 45, ~ 60 indicate the above-mentioned divided period (15-minute interval).

Further, the memory 32 has a storage area of FIFO structure, and the storage area of this FIFO structure has a CP area.
Under the control of the U unit 36, each time the human body detection signal is received, the identification code of the behavior monitoring human sensor 4 that has transmitted the human body detection signal is recorded, and the human body detection is performed by a certain period (for example, 5 minutes). If no signal is received, the identification code of "0" is recorded each time there is no activation sensor, and the identification code is updated and recorded in time series by this, and the information stored in the recording area of this FIFO structure is updated. The reception history is for a predetermined period.

FIG. 5 shows the recording state of the identification code in the storage area of the FIFO structure, and the information at the left end shows the latest information. By reading the information stored in the memory of the FIFO structure, the reception state of the human body detection signal in the latest predetermined period determined by the storage capacity of the FIFO structure can be known by the identification code stored in time series. become.

Now, when the operation button of the notification button device 5 is operated, the button operation signal and the identification code are transmitted from the wireless transmission part 51 under the control of the CPU part 53 in the notification button device 5,
When received by the base unit 3, the CPU unit 36 of the base unit 3 registers the emergency call center A, which is the call destination registered in the memory 32.
The telephone number is read out and the telephone line IF 30 is called for the telephone number. The exchange of the public telephone network 2 sends a call signal to the called telephone number, and when there is an incoming call response from the center device 1 which is the telephone terminal of the emergency call center A side, the exchange is the base unit 2 of the client house B. To establish a communication path with the center device 1 of the emergency call center. When this call path is established, the operator of the emergency call center uses the call means provided in the center device 1 on the side of the emergency call center A to the hands-free call means on the side of the base unit 2, for example, "What happened? , Etc.

If the client is within the communication range of the communication means of the base unit 2 and is ready to respond to the call, the client and the operator can communicate with each other to check the state of the client. It is possible to deal with the situation.

On the other hand, when there is no response from the client to the call, the operator uses the dialer of the center device 1 as a PB signal to request the transfer of the reception history of the human body detection signal for the latest predetermined period. Send to base unit 3.

The CPU section 36 of the base unit 3 is a telephone line IF 30.
When the PB signal is received through the PB signal, the transfer request command is determined from the signal sequence of the PB signal, the latest reception history is read from the storage area of the FIFO 32 of the memory 32 based on the determination result, and the reception history data is used as the PB signal And is transferred (uploaded) to the center device 1 side through the telephone line IF 30.

On the side of the center device 1, the location of the motion detection human sensor 4 is made to correspond to the identification code as shown in FIG. 5, for example, the identification code (1) is the toilet and the identification code (2) is the living room. As for the identification code (3), a character string code indicating a place and an identification code are registered in association with each other, such as a front door. Then, the reception history data sent by the PB signal is decoded as a time-series identification code string recorded in the recording area of the FIFO structure and is displayed on, for example, a display unit (not shown) provided on the side of the center device 1. The operator can know the latest behavior of the client by displaying the identification code string as shown in FIG. 6 and comparing it with the registered content.

That is, in the example of FIG. 6, the entrance, the bedroom, the living room,
The clients were detected in the order of the toilets, and further analysis of the data revealed that after returning home (entrance), going to the bedroom, going to the toilet in the living room for a while, and as a result, the operation button of the report button device 5 It can be inferred that the place where you operated was a toilet and there was a client in the toilet. The center device 1 may be provided with a function of automatically collating the registered contents with the latest reception history data, and the location of the client may be displayed on the display unit.

Therefore, in the emergency call center A, it is judged that the client may have fallen down in the toilet, and it is possible to promptly take measures such as dispatching center personnel to the client's house B for confirmation.

The reception history, which is recorded in the memory 32 and consists of the number of times of reception in each divided period in each hour, is the main unit 3
Under the control of the CPU unit 36, the transfer can be periodically made to the emergency call center A side every time a predetermined time elapses, and can be made at any time in response to a request command from the emergency call center A side. Therefore, the emergency call center A grasps the daily activities of the client from the received reception history and reports the status of the client to the family of the client.

[0029]

According to the first aspect of the present invention, an action monitoring human sensor which is installed in each of a plurality of places in a client's house and which transmits a human body detection signal by a wireless signal when a human body is detected, and a client carry the sensor, are used in an emergency. It comprises a notification button device for transmitting a button operation signal by a wireless signal when the operation button is operated, and a master unit connected to a public telephone network, and the master unit has a receiving means for receiving the wireless signal. When the wireless signal received by the receiving means is a human body detection signal of the human body sensor for behavior monitoring, a storage means for storing a reception history of the human body detection signal for each human body sensor for behavior monitoring, and the receiving means When the wireless signal to be transmitted is the button operation signal of the report button device, the emergency call center is called by calling the telephone number of the emergency call center registered in advance as the report destination. A call means for establishing a call path with the telephone terminal on the side through the public telephone network, and a transfer of the reception history of the human body detection signal of the motion monitoring human sensor for the latest predetermined period stored in the storage means. When a signal for requesting is sent from the emergency call center side through the call path, the latest reception history stored in the storage means for the predetermined period is read out, and the emergency call center side is sent through the call path. Since the client operates the operation button of the report button device to make an emergency call to the emergency call center side, even if the client calls from the emergency call center side through the call means of the base unit, If there is no response from the client, the human body detection signal from the human motion sensor for behavior monitoring for the latest predetermined period is sent in response to the request from the emergency call center side. It is possible to transfer the credit history, so it is possible to know the most recent actions of the client from the reception history in the emergency call center side,
As a result, it becomes possible for the client to specify the location where the operation button was operated, and the reason that the client has made an emergency call can be inferred on the emergency call center side, and it is possible to take prompt measures.

According to a second aspect of the present invention, in the first aspect of the invention, the reception history of the latest predetermined period is an identification code recorded each time a human body detection signal is not received during a certain period of time, It consists of information in which the identification code of the action monitoring sensor recorded each time a human body detection signal is received and the time-series arrangement of the identification code of the action monitoring sensor, so that the action of the client can be easily specified from the reception history, and The data structure of the history can be simplified, and therefore, there is an effect that the data can be easily transmitted by the PB signal or the like even when it is transferred through the public telephone network.

[Brief description of drawings]

FIG. 1A is a circuit configuration diagram of a master unit of an emergency communication device according to an embodiment of the present invention. (B) is a circuit block diagram of the human sensor for behavior monitoring same as the above. (C) is a circuit block diagram of the notification button device of the above.

FIG. 2 is a schematic configuration diagram of an emergency call system using the same as above.

FIG. 3 is an explanatory diagram showing an operation sequence of each unit of the above.

FIG. 4 is an explanatory diagram of a reception history recording table of the above.

FIG. 5 is an explanatory diagram of reception history storage for a recording area having the same FIFO structure as above.

FIG. 6 is an explanatory diagram of registration contents of the identification code and the installation location of the motion monitoring human sensor of the client's house in the center device of the emergency call center corresponding to the above.

FIG. 7 is an explanatory diagram of an example of the reception history of the latest predetermined period that is received and decoded on the center device side of the emergency call center corresponding to the above.

[Explanation of symbols]

3 base unit 32 memory 36 CPU section 4 Human sensor for behavior monitoring 5 Notification button device

   ─────────────────────────────────────────────────── ─── Continued front page    F term (reference) 5C087 AA02 AA03 AA19 AA37 BB03                       BB12 BB18 BB74 DD03 DD25                       DD26 EE05 EE18 FF01 FF02                       FF04 FF05 FF17 FF19 FF20                       FF23 GG08 GG11 GG18 GG23                       GG30 GG32 GG66 GG67 GG70                       GG71 GG83                 5K101 KK13 KK14 KK19 LL01 LL11                       LL12 MM07 NN03 NN18 NN21                       PP03 PP05

Claims (2)

[Claims] 1. A motion monitoring human sensor, which is installed in each of a plurality of places inside a client's house and which transmits a human body detection signal by a wireless signal when a human body is detected, and a client carry, and an operation button is operated in an emergency. It comprises a notification button device for transmitting a button operation signal by a wireless signal and a master unit connected to a public telephone network. The master unit receives the wireless signal, and the receiver receives the wireless signal. When the wireless signal is a human body detection signal of the human body sensor for behavior monitoring, storage means for storing the reception history of the human body detection signal for each human body sensor for behavior monitoring, and the wireless signal received by the receiving means is a notification button device. In the case of the button operation signal of, the call is made to the telephone number of the emergency call center registered in advance as the call destination and the call is made between the telephone terminal of the emergency call center side. The call means for establishing a call path via the public telephone network and the signal requesting the transfer of the reception history of the human body detection signal of the motion monitoring human sensor for the latest predetermined period stored in the storage means are the emergency call center side. From the storage means, the latest reception history of the predetermined period stored in the storage means is read out and transferred to the emergency call center side via the communication path. Emergency call device characterized by being present. 2. The latest reception history of a predetermined period is an identification code that is recorded each time a human body detection signal is not received within a certain period of time, and the action that is recorded each time the human body detection signal is received. The emergency notification device according to claim 1, wherein the identification code of the monitoring sensor and information in which the identification code of the monitoring sensor are arranged in time series are arranged.