JP2010200261A - In-plant radio system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To solve the problem that an in-plant radio system cannot cope with a falling alarm and an emergency warning sufficiently because the destination of the falling alarm and the destination of the emergency warning are limited at one terminal in the in-plant radio system. <P>SOLUTION: A plurality of the terminals are registered previously as a group as the destination of the falling alarm and the destination of the emergency warning. When the falling alarm or the emergency warning are sounded from the terminals in the in-plant radio system, the falling alarm or the emergency warning are conducted to a plurality of the registered terminals. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a fall detection / alarm function and an emergency alert function used as one of safety countermeasure functions in, for example, a private wireless system including a private PHS system and a private telephone system.

  The fall detection / alarm function moves when an operator in a factory or other facility that uses the on-site wireless system wears a mobile wireless terminal on his / her waist and the worker falls over during work. This is a function for detecting that the wireless terminal is in a fall state and automatically notifying a pre-registered contact from the mobile wireless terminal. As a fall detection means in this case, one using a mercury switch or one using a photo interrupter is known. As an example in the case of using a photo interrupter, a photo interrupter is provided inside a casing of a mobile wireless terminal, and the photo interrupter blocks light in a light emitting element, a light receiving element, and an optical path from the light emitting element to the light receiving element. A spherical body has a spherical body, and when the mobile wireless terminal is in a normal upright state, the spherical body blocks light, and when the mobile wireless terminal is tilted, the spherical body moves and the optical path is released (see Patent Document 1). .

JP 2005-148785 A

  In addition, the emergency alert function notifies the pre-registered contact from the mobile radio terminal when an emergency occurs during work by the operator pressing the emergency alert button on the mobile radio terminal. It is a function to do.

  In the conventional fall detection / alarm function and emergency alert function, the contact address at the time of alert is limited to one specific mobile terminal or one specific wired telephone. For this reason, when the user of the wired telephone is not present because he / she is out of his / her seat or the user of the mobile terminal is in a place where radio waves are difficult to reach, the telephone cannot be answered or the telephone cannot be called. In such a case, there is a problem that even if an emergency fall warning or emergency alert is issued, it cannot be handled.

  The present invention has been made in order to solve such a conventional problem, and is a local wireless system having a fall detection / alarm function and an emergency alert function, which is a contact point at the time of alerting, that is, a connection destination. By providing multiple mobile terminals and fixed wired telephones, a local wireless system can be provided to call multiple mobile terminals or fixed wired telephones when an operator falls or the emergency alert button is pressed. The purpose is to do.

  In order to achieve the above object, in the present invention, the local radio system has the following configuration. That is, a private wireless system including a plurality of mobile terminals, a base station connected to the plurality of mobile terminals by radio, and a main controller connected to the base station and controlling a call by the mobile terminal. The main control device includes a memory for storing a report destination group management table capable of registering an identification number of a mobile terminal belonging to a specific group among mobile terminals belonging to the private wireless system. A private wireless system that performs call processing on mobile terminals belonging to a specific report destination group when receiving information on a fall alarm instruction or an emergency alert instruction for the specific report destination group from a terminal.

  According to the present invention, it is possible to contact a plurality of mobile terminals at the time of a fall alarm or emergency alert, and the connectivity of the fall alert or the emergency alert is improved, that is, the fall alert or the emergency alert is reliably ensured. Since it can be communicated, safety in an emergency situation is improved. In addition, it is possible to set a specific group in the premises radio system as a report destination for a fall alarm or emergency alert. If set, call processing can be performed only on the mobile terminals of related departments and members. Therefore, at the time of a fall alarm or emergency alert, work and calls of unrelated departments are not hindered. can do.

In the present invention described above, a wired telephone may be connected to the main control device, and the wired telephone may be registered as a report destination. At this time, the wired telephone is not limited to a wired telephone directly connected to the main controller without going through the private branch exchange, but can also be a wired telephone connected via the private branch exchange.
In addition, the mobile terminal and the wired telephone are not limited to the extension telephones, but can be targets for telephones for external lines.
The identification numbers of the mobile terminal and the wired telephone may be extension numbers assigned to the mobile terminal and the wired telephone, or may be terminal IDs unique to the mobile terminal and the wired telephone.

  In addition to the above-mentioned present invention, the main controller can register the identification number of the mobile terminal belonging to the group for the group to which the specific mobile terminal belongs among the mobile terminals belonging to the private wireless system. A memory for storing a report source group management table, and receiving a fall alarm instruction or emergency alert instruction information for the report destination group from a mobile terminal belonging to the report source group; A private wireless system characterized by performing call processing on a telephone can also be provided.

  In this way, by managing the report source group and the report destination group separately, when there are multiple report source groups, an appropriate report destination group is set according to the nature and members of each report source group. be able to. In addition, because it is possible to set a report source group and a report destination group in a batch on the main control unit, it is necessary to set a report destination telephone number for a fall alarm or emergency alert for each mobile terminal and wired telephone. Therefore, setting is easy and mistakes in setting can be reduced.

It is a figure which shows the structural example of the local radio | wireless system which concerns on one Example of this invention. It is a figure which shows the report origin group management table which concerns on one Example of this invention. It is a figure which shows the setting screen of the report origin group which concerns on one Example of this invention. It is a figure which shows the report destination group management table which concerns on one Example of this invention. It is a figure which shows the setting screen of the report destination group which concerns on one Example of this invention. 5 is an operation flowchart of a mobile terminal according to an embodiment of the present invention. It is an operation | movement flowchart of the control part 11 of the main controller 1 which concerns on one Example of this invention.

[Configuration example of this system]
A private wireless system as an example of an embodiment of the present invention will be described with reference to FIG. FIG. 1 is a configuration block diagram of a private wireless system which is an example of an embodiment of the present invention.
As shown in FIG. 1, the private wireless system (this system) of this example includes a main control device 1, a base station 2, a private branch exchange (PBX) 3, and a fixed wired telephone 41 connected to the private branch exchange 3. A mobile terminal 5, an input operation unit 6, and a fixed wired telephone 42 connected to the main controller 1 without going through the private branch exchange 3. Hereinafter, the wired telephone 41 and the wired telephone 42 are collectively referred to as a wired telephone 4. Further, the main control device 1 includes a control unit 11 and a group call trunk 12. In this example, the mobile terminal 5 is a PHS (Personal Handy-phone System) terminal, and this system is a private PHS system.
Each component will be specifically described.

The main control device 1 performs exchange control of the entire private PHS system, control of group calls that are calls between mobile terminals 5 or wired telephones 4 belonging to the same group, and connection with external lines. .
The base station 2 is a base station of the local PHS system connected to the main control apparatus 1 and performs transmission / reception with the mobile terminal 5 by radio.

The wired telephone 41 is a telephone terminal connected to the main control device 1 through a private branch exchange 3 via a wired line. The wired telephone 42 is a telephone terminal connected to the main control device 1 via a wired line without going through the private branch exchange 3.
The mobile terminal 5 is a wireless terminal device of the local PHS system, and performs communication via the base station 2.
The input operation unit 6 is capable of key input, and performs input operations such as setting of a group simultaneous report special number and a group member described later, and includes a display unit.

  The control unit 11 of the main control device 1 includes a CPU and a memory, and controls the control device 1 as a whole. Based on an operation for setting a group simultaneous report special number or a group member from the input operation unit 6. This is used to manage group alerts and group calls for fall alerts or emergency alerts. For this reason, the main control unit 11 stores the identification number of the wired telephone 4 and / or the mobile terminal 5 and the group simultaneous notification special number in association in the notification destination group management table in the internal memory. Here, the identification numbers of the wired telephone 4 and the mobile terminal 5 only need to be identifiable, and the respective telephone numbers (extension numbers) can also be used.

  The group call trunk 12 performs voice multiplexing of group calls that are calls between the mobile terminals 5 or the wired telephones 4 belonging to the same group, and is input from a plurality of receiving ports of the group call trunk 12. The voice is multiplexed and output to a plurality of transmission ports of the group call trunk 12. The group call trunk 12 performs voice multiplex processing for each group when a plurality of groups make a group call.

[Report source group management table]
The report source group management table set, registered and stored in the memory of the control unit 11 of the main control device 1 will be described with reference to FIG. FIG. 2 is an explanatory diagram of a report source group management table.
As shown in FIG. 2, the report source group management table stores a group number, a group simultaneous report special number, and a terminal identification number of the mobile terminal 5 or the wired telephone 4 belonging to the group in association with each other. The group number is a management number assigned to each group. The group simultaneous notification special number is the same as the group simultaneous notification special number used in the later-described notification destination group management table, and identifies the notification destination group.

  In the example of FIG. 2, for the group having the group number “01”, the terminal identification number “11” “ 12 ”,“ 13 ”... Are registered. In addition to the reporting source group management table, a reporting source terminal identification number correspondence table is prepared, and the name and extension number corresponding to each terminal identification number are registered and stored in correspondence with the terminal identification number. Furthermore, when setting the reporting source group management table, the name and extension number are displayed on the display unit of the input operation unit 6 to register the mobile terminal 5 or the wired telephone 4 belonging to the reporting source group. improves.

Next, a method for setting information in the report source group management table will be described.
FIG. 3 is a setting screen for a reporter group simultaneous report special number and a reporter group member used for a fall alarm and emergency alert. This setting screen is displayed on the display unit of the input operation unit 6 and is input. Data is input from the operation unit 6.

  In FIG. 3, the group number is used to set the group number of the report source in the fall warning and emergency alerting. In this system, a plurality of groups can be set. The extension number is an extension number of the wired telephone 4 or the mobile terminal 5 registered in a certain group, and in this example, the extension number is set by the first and last numbers. For example, in order to register the wired telephone 4 and the mobile terminal 5 whose extension numbers are in the range of 1001 to 1100, 1001 may be set as the first extension and 1100 as the last extension. The type is a line type of a report destination in the fall alarm and emergency alert, and either an extension line or an external line is set. For the dial code, set the telephone number of the destination in the fall warning and emergency alert, all the simultaneous special numbers, or the group simultaneous notification special number.

[Notification group management table]
Next, the report destination group management table stored in the control unit 11 of the main control device 1 will be described with reference to FIG. FIG. 4 is an explanatory diagram of a report destination group management table.
As shown in FIG. 4, the report destination group management table stores a group number, a group simultaneous report special number, and a terminal identification number of the mobile terminal 5 or the wired telephone 4 belonging to the group in association with each other. The group number is a management number assigned to each group. The group simultaneous report special number is used to specify a report destination group, and is the same number as the group simultaneous report special number set in the report source group management table.
In the example of FIG. 4, for the group number 501, corresponding to the group simultaneous notification special number “101”, the terminal identification numbers “51”, “52”, “53” of the mobile terminal 5 or the wired telephone 4 of the group member who is the notification destination. "... is registered.

In addition, a report destination terminal identification number correspondence table different from the report destination group management table is prepared, and the name and extension number corresponding to each terminal identification number are registered and stored in correspondence with the terminal identification number in the table. Alternatively, the name or extension number may be displayed on the display unit of the input operation unit 6 when the report destination group management table is set, and the mobile terminal 5 or the wired telephone 4 belonging to the group may be registered.
Further, the reporting destination terminal identification number correspondence table may share the same table as the reporting source terminal identification number correspondence table.

Next, a description will be given of a method for setting information such as group members of the simultaneous report destination in the report destination group management table.
FIG. 5 is a setting screen for a reporter group simultaneous report special number and a report destination group member used for a fall alarm and emergency alerting. This setting screen is displayed on the display unit of the input operation unit 6 and is input. Data is input from the operation unit 6.

  In FIG. 5, the group number sets the group number of the report destination in the fall alarm and emergency alert, and in this system, a plurality of groups can be set. The extension number is used to set a report-destination group member called by the group simultaneous report, and the extension number of the wired telephone 4 or mobile terminal 5 registered in this group is set. In this example, a maximum of 64 group members can be registered. In this example, the extension number is set by the first and last numbers. For example, in order to register the wired telephone 4 and the mobile terminal 5 whose extension numbers are in the range of 1001 to 1100, 1001 may be set as the first extension and 1100 as the last extension. The type is a line type of a report destination in the fall alarm and emergency alert, and either an extension line or an external line is set. The dial code sets the group broadcast special number for fall warnings and emergency alerts.

[Operation overview in this example]
In this example, when a fall alarm operation or an emergency alert operation is performed from the mobile terminal 5 of a specific reporting source group in which a group simultaneous notification special number is set in the premises wireless system, the control unit 11 of the main controller 1 Then, referring to the report source group management table, the group broadcast special number stored corresponding to the group to which the mobile terminal 5 of the report source belongs is specified, and based on this group broadcast special number, A report destination group management table having the same group simultaneous report special number is specified, and a call is made to the mobile terminal 5 or the wired telephone 4 which is a group member in the report destination group management table.

  Further, when a call is made between the mobile terminal 5 as a report source and the mobile terminal 5 or the wired telephone 4 in the report destination group at the time of a fall alarm or emergency alert, the control unit of the main control device 1 11 makes a call to the group member of the report destination, connects the mobile terminal 5 of the report source to the transmission / reception port of the group call trunk 12, and sets the group member of the report destination that has received the call in response to the call, The group call trunk 12 is connected to the transmission / reception port of the group call trunk 12, and the group call trunk 12 performs voice multiplexing processing, thereby realizing a group call.

  Note that the reporting source group management table is not necessarily provided. If no reporter group management table is provided, a group simultaneous report special number is individually set and registered for the mobile terminal 5, and the setting is made from the reporter mobile terminal 5 at the time of a fall alarm or emergency alert. The information including the group simultaneous notification special number is transmitted to the main control device 1. The main control device 1 identifies the report destination group management table having the received group simultaneous report special number, makes a call to the mobile terminal 5 or the wired telephone 4 that is a group member belonging to the report destination group management table, and falls Send alarm information and emergency alert information.

  In addition, when the report source group management table and the report destination group management table are used as a common table and a fall alarm or emergency alert is issued from the mobile terminal 5 belonging to the same group, the mobile terminal 5 belonging to the same group as the mobile terminal 5 is used. A call may be made to the wired telephone 4.

[Operation during fall alarm]
The operation at the time of the fall alarm will be described with reference to the flowcharts of FIGS.
FIG. 6 is an operation flowchart of the mobile terminal 5, and FIG. 7 is an operation flowchart of the control unit 11 of the main control device 1.
When the user of the mobile terminal 5 falls, the fall detection means provided inside the mobile terminal 5 keeps a state inclined at a predetermined angle, for example, 50 degrees with respect to the upright state, for a predetermined set time, for example, 30 seconds. If it is detected (step S1 in FIG. 6), the mobile terminal 5 sounds an alarm sound (step S2).

After the alarm sound starts sounding, it is determined whether or not the alert cancel button of the mobile terminal 5 has been pressed (step S3). If the alert cancel button is pressed, the mobile terminal 5 stops the alarm sound. (Step S7), the overturn process is terminated without performing the overturn warning. If the mobile terminal 5 user accidentally puts the mobile terminal 5 in a fall state, an alarm sound is generated. Therefore, by pressing the report cancel button, the fall alarm can be prevented from being performed.
After the alarm sound is started, it is determined whether or not a predetermined time, for example, 30 seconds has elapsed in a state where the notification cancel button of the mobile terminal 5 is not pressed (step S4). Returning to step S3, it is determined whether or not the report cancel button has been pressed.
If the predetermined time elapses without the notification cancel button being pressed (Yes in step S4), the mobile terminal 5 issues a fall alarm (step S5). That is, the fall alarm information indicating that the fall has occurred and the terminal identification number that can identify the terminal that issued the fall warning are transmitted to the main control device 1 via the base station 2. Next, the mobile terminal 5 checks whether or not reception confirmation information indicating that the fall alarm information has been received has been received from the main control device 1 (step S6), and repeats the fall alarm information until reception confirmation information is received. Send.

When main controller 1 receives the fall alarm information transmitted from mobile terminal 5 via base station 2 (step S11 in FIG. 7), main controller 1 sends reception confirmation information indicating that the fall alarm information has been received to mobile terminal 5 (Step S12).
When the destination of the received fall alarm information is one individual wired telephone 4 or mobile terminal 5 (Yes in step S13), main controller 1 has the one wired telephone 4 or mobile terminal 5 Is set as a report destination (step S18), a call is made, and fall warning information is transmitted (step S17).
In addition, the main control device 1 determines that the destinations of the received fall alert information are all at once, that is, the destinations are all the wired telephones 4 and the mobile terminals 5 connected to the system (in step S14). Yes), all the wired telephones 4 and mobile terminals 5 are set as report destinations (step S19), a call is made, and fall warning information is transmitted (step S17).
In addition, when the destinations of the received fall report information are not all at once (No in step S14), main controller 1 confirms that the destination of the received fall report information is a group simultaneous report special number. Recognize and move to the process for the group broadcast special number. The processing in the case of a group simultaneous report special number differs depending on whether or not a report source group management table is provided.

[When a report source group management table is provided]
When the reporting source group management table is provided, the main control device 1 refers to the received terminal identification number and the reporting source group management table for the reporting source group to which the mobile terminal 5 that has transmitted the fall alarm information belongs. (Step S15). Then, a report destination group having the same group report special number as the group report special number set in the report source group management table is identified with reference to the report group management table and set as a report destination (step S16). ). Then, a call is made to the wired telephone 4 and the mobile terminal 5 belonging to the specified report destination group management table, and fall alarm information is transmitted (step S17).
In addition, the pull-in (call) process to the conference call in the fall alarm transmission process (step S17) is executed until all the report destinations belonging to the specified report destination group management table are drawn into the conference call, or re-executed. A processing time limit or a retry count limit may be provided, and when there is a report destination that cannot be drawn into a conference call, the processing may be re-executed within the above limit. If all the report destinations cannot be drawn into the conference call within the above limit, the process proceeds to the next process.

[When report source group management table is not provided]
When the report source group management table is not provided, the main controller 1 determines the report destination provided in the memory of the control unit 11 based on the group simultaneous report special number information included in the received fall report information. Referring to the group management table, the wired telephone 4 and the mobile terminal 5 belonging to the group of the same group broadcast special number as the group broadcast special number included in the received fall notification information are identified and the fall alarm information is issued. Is transmitted (step S17).

  Note that when the call destination wired telephone 4 or mobile terminal 5 is receiving a call, calling or calling from another, the main controller 1 forcibly terminates the incoming call, call or call from the other. After that, make a call. Further, when the report destination is busy, main controller 1 may put a call waiting even if call waiting is restricted.

[Emergency alert action]
The operation at the time of emergency alert will be described.
When the user of the mobile terminal 5 presses the button for emergency notification of the mobile terminal 5 for a predetermined time or longer, for example, for 3 seconds or longer, the mobile terminal 5 performs emergency notification, that is, emergency notification information and terminal identification number. Is transmitted to the main controller 1 via the base station 2. The mobile terminal 5 repeatedly transmits the emergency alert information until receiving a reply from the main control device 1 that the emergency alert information has been accepted. The subsequent operation is the same as the operation at the time of the fall alarm, and the main controller 1 performs the same operation as the flowchart of FIG.

Note that the present invention is understood not only as a system for executing the processing according to the present invention, but also as an apparatus and method, a program for realizing such a method and system, and a recording medium for recording the program. can do.
Further, the present invention may be configured such that the CPU performs control by executing a control program stored in a memory, or may be configured as a hardware circuit.

  1 .... Main control unit, 2 .... Base station, 3 .... Private branch exchange, 4 .... Wired telephone, 5 .... Mobile terminal, 6 .... Input operation part, 11 .... Control part, 12 .... Group call trunk .

Claims (1)

Multiple mobile devices,
A base station connected to the plurality of mobile terminals by radio;
A local radio system comprising a main controller connected to the base station and controlling a call by the mobile terminal,
The main control device includes a memory for storing a report destination group management table capable of registering an identification number of a mobile terminal belonging to a specific group among mobile terminals belonging to a private wireless system, from a mobile terminal in the private wireless system A private wireless system that performs call processing on mobile terminals belonging to the specific report destination group when receiving information on a fall alarm instruction or an emergency report instruction for the specific report destination group.

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