JP2011022654A - Location information management system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a location information management system for immediately identifying a position of a managed person when the managed person sends an emergency call in a facility such as a factory. <P>SOLUTION: The managed person carrying a wireless tag in a management area can send an emergency call by depressing a button switch of the wireless tag when an emergency occurs. By control of a main terminal having received emergency call information thereof, position information of the device that has transmitted the emergency information is displayed on a screen 60 of the terminal as a pop-up display box. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention recognizes the managed person carrying the transmitter individually in the facility of various usage buildings such as factories, laboratories, office buildings, hospitals, etc., and the location of the managed person who sent the emergency call. The present invention relates to a location information management system that displays information on a display unit.

  In recent years, the location of a child carrying a wireless tag has been monitored, and an emergency call sent from the wireless tag has been received to inform the police station of the occurrence of an emergency and to encourage the child to search, A local crime prevention system that notifies the occurrence of a situation has been proposed. The “regional crime prevention system, name tag with wireless tag and monitoring device” disclosed in Patent Document 1 is a regional crime prevention system for monitoring children and kindergarten. It monitors with a degree of freedom. In addition, the wireless tag includes a pressure detector, and an emergency call can be transmitted from the wireless tag to the security system reception device by a child touching or pushing around the pressure detector.

Japanese Unexamined Patent Application Publication No. 2007-42009 (see [Summary], Specifications [0026] to [0028])

  In the local crime prevention system of Patent Document 1, if a child sends an emergency call, the reception device can immediately notify the police station of the occurrence of an emergency. However, the determination of the position of the child who made an emergency call is made in units of zones for each security light provided with a receiving unit. For this reason, it often takes time to locate the emergency call transmission position. For example, when the emergency call transmission position is a boundary between a plurality of zones and a plurality of receiving units receive an emergency call, the search area is wide enough to span a plurality of zones. Moreover, in this patent document 1, although the display which shows emergency call generation | occurrence | production is supposed to be displayed on the display part of a bulletin board, the display form is not disclosed.

  The present invention has been made paying attention to such a problem, and the purpose of the present invention is to immediately specify the position of the managed person when the managed person makes an emergency call in the facility. And providing a location information management system.

  In order to solve the above-mentioned problem, in the present invention, when a plurality of antennas capture the same radio signal as the receiving means for receiving the radio signal from the transmitter via the antenna, the signal having the highest level is received. Identifying means for identifying the antenna and setting the position of the antenna as the location of the transmitter; display means for displaying the location on a map on the screen; and the receiving means for making an emergency call from the transmitter. And a notification means for pop-up displaying, on the screen, the position information of the transmitter that has sent the emergency call.

  According to the above configuration, when the receiving unit receives an emergency call, the specifying unit specifies the transmission position, and the notification unit displays the transmission position on the display unit as a pop-up screen. At this time, the location of the emergency call is specified within a narrow range corresponding to one antenna. For this reason, the administrator can easily specify the emergency call transmission position on the pop-up screen, and can immediately rush to the site.

In the above-described configuration, it is preferable that the notification unit displays a position of a transmitter that has made an emergency call together with a map on a pop-up screen.
Furthermore, in the above-described configuration, a confirmation button for asking whether or not detailed confirmation indicating the emergency information transmission position is displayed on the pop-up screen, and details of the detail confirmation are displayed when the confirmation button is clicked. It is desirable to make it.

  According to the above configuration, when it is necessary to confirm the details of the emergency information transmission position, the details can be easily confirmed by clicking the confirmation button.

  According to the present invention, when a managed person in a facility issues an emergency call, the call origination position is displayed as a pop-up screen, so that the call origination position can be quickly recognized and smooth handling can be performed.

The front view which a wireless tag shows. The block diagram which shows the electric constitution of a wireless tag. The block diagram which shows the structure of a network. The block diagram which shows each structure of a server, a main terminal, and a subterminal. Explanatory drawing which shows an antenna file. Explanatory drawing which shows a tag file. Explanatory drawing which shows action history. Explanatory drawing which shows an emergency call log | history. The flowchart which shows operation | movement of embodiment. FIG. 6 is a layout view showing a management area displayed on the display unit of the embodiment. FIG. 6 is a layout diagram showing a pop-up screen displayed on a display unit. The layout which shows the pop-up screen which displayed the detailed content.

(Embodiment)
DESCRIPTION OF EMBODIMENTS Hereinafter, embodiments embodying the present invention will be described with reference to FIGS.
First, a wireless tag 11 as a transmitter owned by a manager in a facility such as a factory will be described with reference to FIGS.

  As shown in FIG. 1, the front face of the case 12 of the wireless tag 11 is attached with a face photograph 13, a name 14 and a personal identification code 15 of a managed person who is a tag owner, and a lamp 17 and a button switch 16 Is provided.

  The wireless tag 11 includes an electrical configuration including a control unit 21, a storage unit 22, a transmission unit 23, and a reception unit 24. The control unit 21 controls the operation of the wireless tag 11. The storage unit 22 stores data of a program that is executed under the control of the control unit 21. The storage unit 22 stores temporary data such as the tag identification code 112. The tag identification code 112 is given a different code for each wireless tag 11 in order to identify the wireless tag 11. The transmitter 23 transmits the data of the tag identification code 112, the ON signal of the button switch 16 and the like to the outside. The receiving unit 24 receives an external signal.

  The wireless tag 11 is activated when the receiving unit 24 receives an activation signal from the outside (a main terminal 33 described later), and the operation is stopped when the receiving unit 24 receives an external stop signal. During operation of the wireless tag 11, data of the tag identification code 112 stored in the storage unit 22 is transmitted at regular time intervals (for example, at intervals of 1 second). In addition, when the button switch 16 is turned on, the lamp 17 blinks and the buzzer 25 sounds, and an emergency signal indicating an emergency situation is transmitted along with the transmission of the tag identification code 112. The operation of the lamp 17 and the buzzer 25 and the transmission of an emergency signal are stopped by receiving a stop signal from the outside. Alternatively, it can be stopped after a certain time by a timer.

Next, based on FIG.3 and FIG.4, the structure of the management system of this embodiment is demonstrated.
A LAN (Local Area Network: hereinafter referred to as a network) 31 circulated in the facility is connected to one server 32, one main terminal 33 and a plurality of sub-terminals 34 as reception means and notification means. ing. As shown in FIG. 4, the server 32, the main terminal 33, and the sub-terminal 34 include control units 35 and 36, storage units 37 and 38, display units 39 and 40 as display means including a liquid crystal display, and a keyboard. The computer includes operating units 41 and 42 and communication units 43 and 44, respectively. The server 32, the main terminal 33, and the sub terminal 34 exchange information between the communication units 43 and 44. The server 32 includes a database 45 that stores various data for managing the management system. The contents of the database 45 of the server 32 can be browsed at the main terminal 33 and the sub terminal 34. The main terminal 33 has a function of rewriting the contents of the database 45, but the sub terminal 34 does not have the function. The main terminal 33 is provided with an application for operating the management system. Therefore, the management system operates using data in the database 45 by the application function of the main terminal 33.

  The server 32 and the main terminal 33 are installed in a management room in the facility, and the sub-terminals 34 are distributed and installed in appropriate places in the facility. The server 32 and the main terminal 33 are configured as specifying means for specifying the position of one antenna 52 as the location of the wireless tag 11.

  A plurality of receivers 50 as receiving means are connected to the network 31, and each receiver 50 includes one or two antennas 52. The antenna 52 is installed at a ceiling portion of an entrance / exit in a facility, an entrance / exit of each room, a passage or the like. The antenna circuit (not shown) of each antenna 52 is provided with a detector 51. The detector 51 includes a detection circuit (not shown) and a storage unit in which a program for detection is stored. . The detector 51 detects the voltage between the terminals of the antenna circuit or the electric field strength of the antenna circuit, and outputs a signal having a level corresponding to the strength of the radio wave received by the antenna 52 to the main terminal 33. Therefore, the intensity of the radio signal received by the antenna 52 is detected by the detector 51.

Each antenna 52 is assigned an identification antenna code 102 shown in FIG.
A controller 53 is connected to the network 31 and the required receiver 50, and devices such as an audio control device 57 of the speaker 54, a slide door driving device 56, and a door driving device 56 are connected to the controller 53.

  When the receiver 50 receives the signal of the tag identification code 112 from the wireless tag 11 via the antenna 52, the main terminal 33 controls the operation of the controller 53 based on the tag identification code 112, and the controller 53 The operation of various devices is controlled. For example, when the receiver 50 receives the tag identification code 112 via the antenna 52 installed at the entrance, the controller 53 controls the slide door driving device 56 and the door driving device 56 to open and close the sliding door and the door. While being operated, an announcement is notified from the speaker 54. The voice data for announcement is stored in the database 45.

  When the receiver 50 receives an emergency call signal from the wireless tag 11 via the antenna 52, emergency information indicating the contents corresponding to the emergency call signal is transferred from the receiver 50 to the main terminal 33. Under the control of the main terminal 33, emergency information is displayed on the display units 39 and 40 including the displays of the main terminal 33 and the sub-terminal 34, and an announcement or warning indicating the emergency information is notified from an attached speaker (not shown). Is done. At the same time, the controller 53 around the emergency call signal transmission position is selected by the main terminal 33, and an announcement or warning of emergency information is notified from the speaker 54 by the operation of the selected controller 53.

  In the database 45, an antenna file 101 shown in FIG. 5, a tag file 111 shown in FIG. 6, an action history file 121 and an emergency call history file 131 shown in FIG. 7 are set. The antenna file 101 stores a code 102 of each antenna 52 and an installation position 103 of the antenna 52. The tag file 111 stores a tag identification code 112 assigned to each wireless tag 11 and the personal name 14 of the tag owner. The action history file 121 is provided for each managed person's name 14 extracted from the name 14 corresponding to the tag identification code 112, and the location change history is stored in the action history file 121. This location change history stores an antenna installation position 103 and a record 122 of the date and time when the tag identification code 112 was detected by the antenna 52 at the installation position. Therefore, this record 122 shows the action history of the manager. Note that one antenna 52 identified as the antenna installation position 103 is recognized by determining the strength of the radio signal, as will be described later.

  Next, how emergency information is displayed on the display units 39 and 40 of the main terminal 33 and the sub-terminal 34 will be described with reference to the flowchart of FIG. In this flowchart, the program stored in the storage unit 38 of the main terminal 33 proceeds under the control of the control unit 36 of the main terminal 33.

  As shown in FIG. 10, in the normal state, floor diagrams 61 to 64 of 1F to 4F are normally displayed on the screen 60. The graphic data of the floor plans 61 to 64 is stored in the database 45. Here, the lock display 65 shown in the floor diagrams 61 to 64 indicates the lock state of a room or the like with entry restrictions, and the antenna display 66 indicates the installation position of the antenna 52 provided in the receiver 50.

  Then, in step S (hereinafter, simply referred to as S) 1 in FIG. 9, when the managed person carrying the wireless tag 11 presses the button switch 16 of his wireless tag 11 assuming that the person is in an emergency state, The emergency signal, that is, the same radio signal is usually captured by a plurality of antennas 52. In S <b> 2, the main terminal 33 specifies the antenna 52 that has received the strongest emergency signal based on the signal from the detector 51. By this specification, the antenna 52 closest to the wireless tag 11 is specified. Based on this, the main terminal 33 creates emergency call situation display information in S3. In the emergency call situation display information, the owner of the wireless tag 11 received from the tag file 111 is specified by searching the tag file 111, and the location of the antenna 52 is specified by searching the antenna file 101. Then, in S3, information to inform the administrator is generated, and as shown in FIG. 11, a pop-up display box 67 as a pop-up screen showing the emergency caller and its location is displayed in pop-up using animation processing as shown in FIG. Is done. Simultaneously with the display of the pop-up display box 67, an alarm is notified from the speaker 54 at the management room or the location of the caller in S5.

  Here, at the bottom of the pop-up display box, a confirmation button 68 for inquiring the necessity of detailed display of the emergency signal transmission position and a close button 69 for closing the display of the pop-up display box 67 are displayed.

  If the confirmation button 68 is clicked because it is necessary to display details of the emergency call signal transmission position, the map for detailed confirmation including the emergency call transmission position on the entire screen is shown in FIG. 70 is displayed. On the map, a graphic display 71 for specifying the emergency call signal transmission position is displayed blinking. For example, if a red circle blinks as the graphic display 71, the pop-up display box 67 can clearly notify the emergency call signal transmission position.

  Then, after dealing with the emergency situation, the action history is saved in the action history file 121 shown in FIG. 7, and the emergency call history file 131 is saved in S9 by clicking the close button 69 in S8. Emergency call response ends. Note that a normal action history is always written in the action history file 121.

  In a normal state where no emergency call is transmitted, the reception strength of the tag identification code 112 transmitted from the wireless tag 11 is always detected, and the antenna 52 at the shortest position relative to the wireless tag 11 is specified. Then, the position of the antenna 52 is displayed on the floor diagrams 61 to 64 as the location of the manager who carries the wireless tag 11. The number of managers present on each floor is displayed in the number display column 73.

Therefore, according to the above embodiment, the following effects can be obtained.
(1) In the above-described embodiment, an emergency call signal is transmitted when a managed person in the facility presses the button switch 16 of the wireless tag 11. Then, the main terminal 33 that has received the emergency information transmitted from the receiver 50 that has received the emergency call signal pops up the location information of the managed person who has transmitted the emergency call signal on the screen 60 of the main terminal 33 and the sub-terminal 34. Displayed as a display box. For this reason, the safety manager or the like can easily see the pop-up display box 67 that appears on the normal screen of the screen 60, and at the same time can specify the emergency call signal transmission position, and can immediately rush to the site. Also, the emergency information is announced from the nearest speaker 54 at the emergency call signal transmission position by the control of the main terminal 33, and the surrounding people who have not noticed the emergency state of the emergency signal sender can immediately know the situation. .

  (2) In the above embodiment, the location of the emergency caller is specified by specifying the one antenna 52 located closest to the emergency call transmission from the strength level of the emergency call signal. Therefore, unlike the conventional configuration described in Patent Document 1, it is not necessary to search for a plurality of adjacent zones, and an emergency caller can be quickly found.

  (3) In the above embodiment, when the button switch 16 of the wireless tag 11 is pressed, the buzzer 25 of the wireless tag 11 sounds and the lamp 17 blinks to notify the emergency signal. For this reason, even if the emergency signal sender is hidden behind the object, the sender can be easily found by the sound of the buzzer 25 transmitted from the wireless tag 11 and the flashing light of the lamp 17.

  (4) In the above embodiment, by pressing the confirmation button 68 of the pop-up display box, the detailed confirmation map 70 is displayed together with the graphic display 71 indicating the emergency call signal transmission position. Therefore, the location of the emergency call signal sender and the vicinity thereof can be confirmed in detail and easily, and the emergency call signal sender can be quickly found.

  (5) In the above embodiment, the positions of the managers present in each floor of the facility are always displayed on the display units 39 and 40 of the main terminal 33 and the sub-terminal 34, and each floor is displayed in the number display column 73. The number of managed persons in the system was displayed. For this reason, for example, when an emergency situation relating to all of the managed persons occurs, it is possible to promptly check whether or not all of them have evacuated from the management area.

(Example of change)
In addition, the said embodiment can also be changed and actualized as follows.
The wireless tag 11 is configured to transmit the personal identification code 15 instead of the tag identification code 112, and the location confirmation process or the like is performed based on the personal identification code 15.

-Make sure that the face photo of the emergency caller is displayed in the pop-up display box 67.
In the above-described embodiment, the position and the number of persons to be managed in the facility are always displayed on the sub-terminal 34. However, the sub-terminal 34 only displays the emergency signal of the wireless tag 11 as shown in FIG. And the screen 60 shown in FIG. 12 is configured to be displayed.

-Configure the wireless tag 11 so that it always operates regardless of external signals.
(Other technical ideas)
The technical idea which is grasped from the embodiment but is not described in the claims is as follows.

(A) The location information management system according to any one of claims 1 to 3, wherein a person in the facility is always displayed on the display unit.
If comprised in this way, when the emergency which concerns on all the to-be-managed persons in a facility generate | occur | produces, the management can be performed rapidly and correctly, for example.

(B) The location information management system according to any one of claims 1 to 3, wherein the specifying unit specifies an antenna that has received a radio signal having the strongest level.
If comprised in this way, the antenna located in the nearest place with respect to an emergency call signal originator can be specified appropriately.

  DESCRIPTION OF SYMBOLS 11 ... Wireless tag, 33 ... Main terminal, 52 ... Antenna, 60 ... Screen, 67 ... Pop-up display box, 68 ... Confirm button, 69 ... button, 70 ... Map.

Claims (3)

Receiving means for receiving a radio signal from a transmitter via an antenna;
When a plurality of antennas capture the same radio signal, the antenna that has received the highest level signal is identified, and the position of the antenna is determined as the location of the transmitter;
Display means for displaying the location on a map of the screen;
A location information management system comprising: notification means for pop-up displaying on the screen location information of a transmitter that has made an emergency call when the receiving means receives an emergency call from the transmitter. The location information management system according to claim 1, wherein the notification unit displays a location of a transmitter that has made an emergency call together with a map on a pop-up screen. The pop-up screen displays a confirmation button asking whether or not detailed confirmation indicating the emergency information transmission position is necessary, and details of the detailed confirmation are displayed when the confirmation button is clicked. Location information management system described.

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