JP2000011284A - Safety management system and mobile terminal for the system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable an advanced safety management in a place of business by a safety management system used in a specified place of business. SOLUTION: A fixed facility 10 including plural base stations 16 is installed in a place of business. The safety management system is established by using a mobile terminal 12 which can communicate with a base station 9. The mobile terminal 12 automatically transmits the occurrence of an emergency when it detects fall-over of an owner. Also, when the mobile terminal 12 detects that someone intrudes a new simultaneous callout area, it informs the fixed facility 10 of the state by automatic transmission. The fixed facility 10 acquires a position information transmitted from the mobile terminal 12 and executes processing necessary for safety management.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a security management system and a mobile terminal for the system, and more particularly to a security management system suitable for security management in a specific office and a mobile terminal for the system.

[0002]

2. Description of the Related Art As a security management system using a mobile terminal, for example, a system disclosed in Japanese Patent Application Laid-Open No. 9-21778 has been known. Hereinafter, this system is referred to as a “first conventional system”. In the first conventional system, the existing public PHS (Personal Handy-Phone Syste
m) base station is used. In the first conventional system, a PHS terminal having an emergency button and an emergency switch and hanging strap is used.

In the above-mentioned conventional system, the PHS terminal automatically sends a call to the management center when the emergency button is pressed or when the hanging strap is pulled strongly. When the PHS terminal makes an automatic call as described above, the position of the caller is specified within a radius of about 100 m based on the position of the base station communicating with the PHS terminal. Therefore, according to the first conventional system, when an emergency occurs for a user of the system, the position of the user can be quickly detected.

[0004] For example, Japanese Patent Laid-Open Publication No. Hei 8-223637 discloses another safety management system constituted by using a mobile terminal. Hereinafter, this system is referred to as a “second conventional system”. In the second conventional system, a facility including a plurality of base stations and a mobile terminal communicating with the base station are used.

[0005] In the second conventional system, a plurality of base stations emit a unique signal within their own communication area at regular time intervals. When the mobile terminal receives a unique signal from the nearest base station, the mobile terminal creates and outputs information indicating that the mobile terminal is present in the communication area of the base station. When the above information is output from the mobile terminal, the location of the mobile terminal is detected based on the information. Therefore, according to the second conventional system, the location of the mobile terminal can be automatically specified within a certain range without depending on the operation of the mobile terminal holder.

[0006]

A security management system using a mobile terminal can be applied to security management in a specific business establishment. In the safety management in business establishments, for example, it is particularly required to detect an emergency such as a fall of a worker or a decrease in consciousness, or to automatically detect a worker entering a specific danger zone. Is done.

However, in the first conventional system described above, the situation in which the PHS terminal reports an emergency is different from the situation that occurs when the worker falls or the consciousness drops. For this reason, depending on the first conventional system, it is not possible to reliably detect a fall or a decrease in consciousness of the worker.

[0008] The second conventional system is a system for updating location information of a mobile terminal at regular intervals. For this reason, according to the second conventional system, when the owner of the mobile terminal enters a specific area such as a danger zone, the state cannot be detected in real time. For this reason, depending on the second conventional system, it is not possible to search for the position of a worker or the like in the office in real time when some kind of emergency occurs. As described above, the first and second conventional systems described above are both insufficient to realize a high level of safety management at a specific business establishment.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-described problems, and has as its first object to provide a safety management system capable of performing advanced safety management in a business establishment.

[0010] It is a second object of the present invention to provide a mobile terminal for a security management system that enables advanced security management in a business establishment.

[0011]

According to a first aspect of the present invention, there is provided a security management system comprising: a fixed facility including a plurality of base stations;
A security management system including a mobile terminal capable of communicating with the base station, wherein the fixed facility includes a terminal state detection unit that detects a state change of the mobile terminal, and when a state change of the mobile terminal is detected. Information acquisition means for acquiring position information of the mobile terminal.

[0012] According to a second aspect of the present invention, in the safety management system, the mobile terminal includes: a state detection unit that detects a state of the mobile terminal; and a registration request generation unit that issues an information registration request to the fixed facility. The fixed facility acquires the position information in response to the information registration request.

[0013] According to a third aspect of the present invention, in the safety management system, the state detection means of the mobile terminal includes a fall detection means for detecting a fall of the mobile terminal, and the fixed facility stores information resulting from the fall. The location information is acquired when a registration request is issued from the mobile terminal.

According to a fourth aspect of the present invention, in the security management system, the state detection means of the mobile terminal includes an advancing / retreating detecting means for detecting entry into a predetermined area or exit from the predetermined area; The facility acquires the location information when an information registration request due to the entry or exit is issued from the mobile terminal.

According to a fifth aspect of the present invention, in the security management system, the mobile terminal automatically transmits the information registration request to the base station when the entry or exit is detected. The automatic transmission means is provided.

According to a sixth aspect of the present invention, there is provided the security management system, wherein the fixed facility automatically calls the mobile terminal at predetermined time intervals to check the response of the mobile terminal; And first emergency detection means for detecting an emergency when not responding to the call.

[0017] According to a seventh aspect of the present invention, in the safety management system, the fixed facility performs an emergency based on the position prediction means for predicting the position of the mobile terminal and the detected position and the predicted position of the mobile terminal. And second emergency detection means for detecting.

[0018] In the safety management system according to claim 8 of the present invention, the information acquisition means acquires identification information of the mobile terminal in addition to the location information of the mobile terminal, and the fixed facility stores the identification information in the identification information. A first management target selection unit that selects a mobile terminal to be managed based on the first management target.

According to a ninth aspect of the present invention, in the security management system, the information acquisition means acquires the work purpose of the owner of the mobile terminal in addition to the location information of the mobile terminal, and It is characterized by comprising second management target selection means for selecting a mobile terminal to be managed based on a work purpose.

According to a tenth aspect of the present invention, in the safety management system, the fixed facility may include an information display means for displaying the information acquired by the information acquisition means, and an emergency of the owner of the mobile terminal or belongings. And an emergency detection means for detecting the mobile terminal, wherein the information display means preferentially displays information on the mobile terminal in which the emergency has occurred.

A mobile terminal for a security management system according to claim 11 of the present invention is a mobile terminal constituting a security management system by communicating with a fixed facility including a plurality of base stations. It is characterized by comprising a fall detecting means for detecting, and a first automatic transmitting means for automatically transmitting to the base station when the fall is detected.

A mobile terminal for a security management system according to a twelfth aspect of the present invention includes a wireless communication device capable of communicating with the base station, and the fall detecting means is provided separately from the wireless communication device. It is characterized by the following.

According to a thirteenth aspect of the present invention, in the mobile terminal for a safety management system, the fall detecting means includes a light source, an optical sensor arranged to face the light source, and the light source and the light And a sphere that moves from between the light source and the optical sensor when a tilt that exceeds a predetermined value is stabilized between the light source and the sensor.

A mobile terminal for a safety management system according to a fourteenth aspect of the present invention is characterized in that the mobile terminal is provided with a light emitting means which lights or blinks when the fall is detected.

According to a fifteenth aspect of the present invention, the mobile terminal for a security management system further comprises a notice means for performing a notice processing relating to the automatic call to the holder before the first automatic call means performs the automatic call. It is characterized by having.

[0026] A mobile terminal for a safety management system according to claim 16 of the present invention is characterized in that it comprises a manual stop means for stopping the automatic transmission by the first automatic transmission means.

[0027]

Embodiments of the present invention will be described below with reference to the drawings. Elements common to the drawings are denoted by the same reference numerals, and redundant description will be omitted.

Embodiment 1 FIG. 1 shows a configuration diagram of the safety management system according to the first embodiment of the present invention. The safety management system according to the present embodiment includes a fixed facility 10 installed in a specific business establishment and a mobile terminal 12 owned by a worker to be subjected to safety management. Fixed facility 10 and mobile terminal 1
2 can communicate with each other by a known PHS method.

The fixed facility 10 is provided with a business PHS controller 14 (hereinafter simply referred to as "PHS controller 14"). The PHS control device 14 is a dedicated device provided for controlling communication required for a safety management system in a business establishment. FIG. 2 is a block diagram of a main part of the PHS control device 14. As shown in FIG. 2, the PHS control device 14 includes therein a terminal state detection unit 14a and an information acquisition unit 14b. The function of the PHS control device 14 will be described later in detail.

A base station 16 is connected to the PHS controller 14. A plurality of base stations 16 are arranged in the office so that an area in which communication with the mobile terminal 12 should be ensured for security management is a communicable area. The PHS control device 14 and the plurality of base stations 16
6 constitutes one communication system by dividing and covering the office.

A location management server 18 is connected to the PHS control device 14. FIG. 3 is a block diagram of a main part of the position management server 18. As shown in FIG. 3, the location management server 18 has a first management target selection unit 18 therein.
a and a second management target selection unit 18b. The function of the location management server 18 will be described later in detail.

A voice recording server 22 is connected to the PHS controller 14 via a telephone line 20. FIG. 4 is a block diagram of a main part of the voice recording server 22.
As shown in FIG. 4, the voice recording server 22 includes therein a safety confirmation unit 22a, an emergency detection unit 22b, and a position prediction unit 2.
2c and a second emergency detection unit 22d. The function of the voice recording server 22 will be described later in detail.

The location management server 18 and the voice recording server 22
Are connected to each other. Further, the location management server 18
The voice recording server 22 is connected to a plurality of client servers 24 installed at predetermined positions in the office. The position management server 18, the voice recording server 22, and the plurality of client servers 24 implement desired security management by executing processing described later.

[0034] The mobile terminal 12 includes a PHS radio communication device 26 capable of communicating with the base station 16 and a fall detector 28. FIG. 5 is a front view showing the mobile terminal 12 in detail. As shown in FIG. 5, the fall detector 28 includes a main body 30 and a battery pack 32.

FIG. 6 is a block diagram showing an internal structure of a main part of the mobile terminal 12. As shown in FIG. As shown in FIG. 6, the PHS wireless communication device 26 includes an advance / retreat detecting unit 26a, a second automatic transmitting unit 26b, and a first automatic transmitting unit 26c. Further, the fall detector 28 has a fall detector 34 inside. The functions of these units will be described later in detail.

FIG. 7 shows a structural view of the fall detecting section 34 built in the main body 30 of the fall detector 28. As shown in FIG. 7, the fall detection unit 34 includes a conical housing 36. The housing 36 has an opening 38 at the top. The housing 36 is provided such that when the fall detector 28 is vertically arranged, the center axis thereof coincides with the vertical direction, and the opening 38 is located on the lower side in the vertical direction. A ball 40 is arranged inside the housing 36. In addition, above and below the housing 36,
An optical sensor 42 and an LED 44 are arranged.

When the housing 36 is not inclined, the ball 40 is stabilized near the opening 38. in this case,
The light emitted by the LED 44 is blocked by the sphere 40 and
Do not reach 2. When the housing 36 is inclined beyond a predetermined value, the ball 40 moves from the above stable position,
Light emitted from the ED 40 reaches the optical sensor 42. Therefore, when the inclination of the overturn detector 28 exceeds a predetermined value, the optical sensor 42 outputs a signal indicating the state.
As described above, according to the configuration shown in FIG. 7, it is possible to realize a function of accurately detecting a fall with a small and lightweight simple structure without using dangerous substances such as mercury.

As shown in FIG. 5, the fall detector 28 includes a flashlight 44 and a buzzer 46. Further, the fall detector 28 includes a forced emergency transmission switch 48 and a manual stop switch 50. Mobile terminal 1
2 has a function of automatically transmitting a call to the base station 16 when the forced emergency transmission switch 48 is pressed. According to the above function, the owner of the mobile terminal 12 can easily notify the base station 16 of the occurrence of an emergency, for example, when an emergency occurs.

Further, the mobile terminal 12 has a function of automatically transmitting to the base station after the buzzer 46 emits a warning sound when the fall detector 28 detects a fall.
The above function is realized by the first automatic transmission unit 26c shown in FIG. According to the above processing, when the owner of the mobile terminal 12 falls over for some reason, the situation can be automatically reported from the mobile terminal 12 to the base station 16.

The fall detector 28 has a function of turning on or blinking a flashlight after automatic transmission in response to fall detection. According to the above function,
After the mobile terminal 12 is notified of the fall of the holder, it is possible to easily search for the holder of the mobile terminal even in the dark.

Further, in the present embodiment, the automatic transmission accompanying the fall detection can be stopped by operating the manual stop switch 50 for a predetermined time after the notice by the buzzer 46. According to the above function, when a fall is erroneously detected by the fall detector 28, the state can be prevented from being erroneously notified by automatic transmission. Therefore, according to the mobile terminal 12 of the present embodiment, false reports of a fall can be reduced. The buzzer 46 is used not only for generating a warning sound but also for facilitating the search for the owner who has fallen.
Similarly to the above, the operation may be performed after the automatic transmission.

As described above, in the present embodiment, the fall detector 28 is provided separately from the PHS radio communication device 26. For this reason, the fall detector 28 can be used while being attached to, for example, a waist belt or the like. Therefore, according to the fall detector 28, the fall of the holder of the mobile terminal 12 can be accurately detected based on the posture of the holder of the mobile terminal 12 without being affected by the posture of the PHS wireless communication device 26.

In the safety management system shown in FIG.
The HS control device 14 manages information on the mobile terminal 12 by dividing the inside of the office into a plurality of “paging areas”. Each paging area is an area covered by one or more base stations 16. Each of the base stations 16 belonging to the same general call area is given unique area information. The base station 16 always outputs the area information in the communication area.

In the safety management system of the present embodiment,
The mobile terminal 12 is given a unique extension number. When the area information supplied from the base station 16 changes, the mobile terminal 12 determines that the mobile terminal 12 has entered a different paging area, and notifies the base station 16 of the area entry information including the extension number in order to report the state. Automatically send. The above function is realized by the forward / backward detection unit 26a and the second automatic transmission unit 26b shown in FIG.

When the above-mentioned area entry information is broadcast from the mobile terminal 12, the base station 16 transmits the area entry information to the PHS controller 14 together with the area information given to itself. Upon receiving the above information, the PHS control device 14 recognizes that the mobile terminal 12 has newly entered the communication area of the base station 16 that is the source of the information. The above functions are realized by the terminal state detection unit 14a shown in FIG.

Next, the PHS control device 14 incorporates the PHS controller 14 to specify the paging area newly entered by the mobile terminal 12 and register the mobile terminal 12 specified by the extension number in the specified paging area. Update the database. Hereinafter, registration performed by the above processing is referred to as “location registration”. The above location registration is realized by the information acquisition unit 14b shown in FIG.

As described above, according to the safety management system of the present embodiment, when a worker having the mobile terminal 12 moves in the office, every time the worker enters a new paging area, Automatically updating the location registration of the mobile terminal 12, that is to say,
The content of the database of the control device 14 can be reflected in real time.

The location management server 18 requests the PHS control device 14 for information on the mobile terminals 12 existing in the office at regular intervals. The location management server 18 has a database separately from the PHS control device 14,
Information supplied from the S control device 14, ie, PHS
If the content of the database of the control device 14 has been updated, the control device 14 updates its own database so that the content is reflected.

[0049] The location management server 18 controls the PHS controller 1
Then, the location information of the mobile terminal 12 obtained from the client terminal 4 is notified to the client server 24 arranged in each area in the office. In the position management server 18, a dangerous area in the office is registered in advance. The position management server 18
When detecting that the mobile terminal 12 has entered the dangerous area based on the position information supplied from the PHS control device 14, the mobile terminal 12 is specified and the state is notified to the voice recording server 22. Hereinafter, this notification is referred to as “dangerous area entry notification”.

In the safety management system of the present embodiment,
The execution conditions of the above-mentioned dangerous area entry notification, specifically,
The user designates, via each client server 24, (1) an area recognized as a dangerous area, (2) an extension number of the mobile terminal 12 to be notified, and (3) a time zone to be notified. be able to. As described above, the function of selecting the mobile terminal 12 to be managed based on the extension number of the mobile terminal 12 is as follows.
This is realized by the first management target selection unit 18a shown in FIG.

When the voice recording server 22 receives the above-mentioned dangerous area entry notification, the voice recording server 22
Then, a process of making a call every fixed time (for example, every 30 minutes) (hereinafter, referred to as “call process”) is started.
The above call processing is performed by the mobile terminal 1 that has entered the dangerous area.
2 is continued while it is confirmed that the user has left the dangerous area. The above-mentioned calling process is realized by the safety confirmation unit 22a shown in FIG.

When the mobile terminal 12 responds to the call, the voice recording server 22 stores the voice of the worker acquired through the mobile terminal 12, the position information of the mobile terminal 12, the communication time, and the like, in the communication history. And save them in chronological order. The communication history stored in the voice recording server 22 can be retrieved on the client server 24 side when each client server 24 requests. More specifically, the location information and the communication time history stored in the voice recording server 22 and the voice recording of the worker can be obtained by specifying and requesting the extension number of the mobile terminal 12. It can be displayed or played back on the side.

When the voice recording server 22 cannot receive a response from the mobile terminal 12 for the above-mentioned call, it determines that an emergency has occurred in the owner of the mobile terminal 12. The above function is realized by the emergency detection unit 22b shown in FIG. When detecting an emergency as described above, the voice recording server 22 specifies the extension number of the mobile terminal 12 and
The location management server 18 is notified that an emergency has occurred.

As described above, the mobile terminal 12 used in the safety management system according to the present embodiment has a function of notifying the worker of a fall by automatic transmission and a function of operating the forced emergency transmission switch 48 when the switch 48 is operated. Is provided by automatic transmission. The information accompanying these automatic calls is supplied to the voice recording server 22 via the telephone line 20 as "urgent notification". Voice recording server 22
Receives the "urgent notification", notifies the location management server 18 that an emergency has occurred, as in the case where the mobile terminal 12 does not respond to the call. Hereinafter, the notification performed by the voice recording server 22 upon detecting an emergency as described above is referred to as “emergency notification”.

When the position management server 18 receives the above-mentioned emergency notification, the mobile terminal 12 in an emergency
Is specified, and the situation is changed to all the client servers 24.
Notify. Each client server 24 has a display. Usually, on the display of the client server 24, the position information of the mobile terminal 12 existing in the area where each client server 24 is installed is displayed. Then, when the occurrence of an emergency is notified from the position management server 18, the client server 24 generates an alarm sound and preferentially displays information on the mobile terminal 12 that is in an emergency on the display.

As described above, according to the safety management system of the present embodiment, when a worker falls down in an office or when a worker who is working in a dangerous area loses communication. In addition, the occurrence of an emergency can be automatically and promptly detected on the fixed facility side. For this reason,
According to the safety management system of the present embodiment, high safety can be ensured when one-person work is performed in a dangerous area at a business place where labor saving is advanced.

Further, according to the safety management system of the present embodiment, when an emergency is automatically detected as described above,
Further, when the worker himself / herself notifies of the occurrence of the emergency, the occurrence of the emergency can be automatically and widely notified via all the client servers 24. For this reason, according to the safety management system of the present embodiment, excellent safety management can be performed inside the office.

In the above embodiment, the PHS controller 14 registers the position of the mobile terminal 12 only when the mobile terminal 12 has automatically transmitted that the mobile terminal 12 has entered a new general call area. The present invention
The present invention is not limited to this. Location registration may be performed when the mobile terminal 12 detects a fall and performs automatic transmission, or when the mobile terminal 12 performs transmission by an operation of an operator.

In the above embodiment, when the mobile terminal 12 enters the dangerous area, only the calling process is executed. However, the present invention is not limited to this. When the entry into the dangerous area is detected, for example, (1) a process of transmitting a warning message from the fixed facility to the mobile terminal 12 or (2) a mobile terminal that enters each client server 24 into the dangerous area The process of displaying the twelve pieces of information preferentially may be performed alone or in combination with the calling process.

Further, in the above embodiment, the call processing by the voice recording server 22 is executed only when the mobile terminal 12 is notified of the entry into the dangerous area by automatic transmission, but the present invention is not limited to this. Is not limited to this, and the above-described calling process may be executed, for example, in response to a request of the holder of the mobile terminal 12.

In the above embodiment, the information supplied from the mobile terminal 12 to the fixed facility is limited to the extension number of the mobile terminal 12, but the present invention is not limited to this. Instead, the mobile terminal 12 may notify the fixed facility of the work purpose of the owner of the mobile terminal 12 together with the extension number, for example. in this case,
The mobile terminal 12 to be notified of entry into the dangerous area may be selected according to the work purpose, and the priority of the mobile terminal 12 displayed on the client server 24 may be changed according to the work purpose. The above function is realized by the second management target selection unit 18b shown in FIG.

Further, in the fixed facility, for example, with respect to a specific mobile terminal 12, specifically, with respect to the mobile terminal 12 whose purpose is to perform a patrol in an office, it is necessary to set a tour route and time required in each area. Information may be given in advance.
Given such information, the fixed facility can predict the destination of the mobile terminal 12 as a function of time. The above function is realized by the position prediction unit 22c shown in FIG.

If the transfer destination of the mobile terminal 12 can be predicted, the fixed facility side may have some abnormality in the owner of the mobile terminal 12 when the actually detected position of the mobile terminal 12 is significantly different from the predicted position. Can be determined. The above function is realized by the second emergency detection unit 22d shown in FIG. In the system of the present embodiment, when an abnormality is recognized based on the predicted position of the mobile terminal 12 as described above, the above-described calling process or emergency notification may be executed. According to these processes,
When the abnormality is caused by the occurrence of an emergency, the emergency can be quickly detected and widely notified. Therefore, according to the above-described processing, it is possible to perform more excellent safety management in the business office.

In the above embodiment, the fall of the mobile terminal 28 or the entry into the new simultaneous call area corresponds to the "change of state of the mobile terminal" according to the first aspect, and the PHS control device. 14 terminal state detectors 14
a and the information acquisition unit 14b are respectively the same
It corresponds to the “terminal state detection means” and the “information acquisition means” described above.

Further, in the above embodiment, the fall detecting section 34 and the forward / backward detecting section 26a of the mobile terminal 12 are replaced by the "state detecting means" according to the second aspect, and the first and second automatic transmitting sections 26b, Reference numeral 26c corresponds to the "registration request generating means" of the second aspect.

Further, in the above embodiment, the fall detecting section 34 of the mobile terminal 12 corresponds to the “fall detecting means” of the third aspect, and the forward / backward detecting section 26 a of the mobile terminal 12 and the second The automatic transmission section 26b corresponds to the “advance / retreat detecting means” of the fourth aspect and the “second automatic transmission means” of the fifth aspect, respectively.

Further, in the above embodiment, the security confirmation section 22a and the emergency detection section 22b of the voice recording server 22 correspond to the "security confirmation means" and the "emergency detection means", respectively. Is equivalent.

In the above embodiment, the position predicting section 22c and the second emergency detecting section 22d of the voice recording server 22 are provided with the "position predicting means" and the "second Emergency detection means.

Further, in the above embodiment, the extension number of the mobile terminal 12 corresponds to the “identification information” of the eighth aspect, and the first management target selecting unit 18a of the location management server 18 Second management target selection unit 18b
Correspond to the “first management target selection unit” and the “second management target selection unit” of the ninth aspect, respectively.

In the above embodiment, the client server 24 corresponds to the "information display means" of the tenth aspect, and the emergency detection unit 22 and the second emergency The detecting unit corresponds to the “emergency detecting means”.

Further, in the above embodiment, the falling detecting section 34 of the mobile terminal corresponds to the "fall detecting means" of the present invention, and the first automatic transmitting section 26c of the mobile terminal 12 performs The "first automatic transmission means" according to claim 11 is realized.

In the above embodiment, the LED 44 included in the fall detector 28 corresponds to the “light source” according to the thirteenth aspect.
Corresponds to the “light emitting means” of the fourteenth aspect.

Further, in the above embodiment, the mobile terminal 12 emits a warning sound by the buzzer 46 prior to the automatic transmission, thereby providing a "notice means".
Is realized, and the manual stop switch 50 realizes the “manual stop means” according to claim 16.

[0074]

Since the present invention is configured as described above, it has the following effects. Claim 1
According to the described invention, position information is acquired when the state of the mobile terminal changes, so that advanced security management can be performed based on the position information that follows the change in the situation of the mobile terminal in real time.

According to the second aspect of the invention, when the state of the mobile terminal changes, an information registration request is issued from the mobile terminal, and the location information is updated in response to the request. For this reason, according to the present invention, when the mobile terminal requests, the location information can be reliably updated.

According to the third aspect of the present invention, when the holder of the mobile terminal falls down, the current position of the holder can be notified. For this reason, according to the present invention, it is possible to easily search for a fallen worker.

According to the fourth aspect of the present invention, when the owner of the mobile terminal enters a specific area and exits from the specific area, the position information is acquired, so that the worker's position is obtained. Can be accurately detected. For this reason,
According to the present invention, it is possible to perform advanced safety management according to the position of the worker.

According to the fifth aspect of the present invention, when the owner of the mobile terminal enters a specific area and leaves the specific area, the information is automatically transferred from the mobile terminal to the fixed facility. Can be supplied. For this reason, according to the present invention, the position of the worker can be accurately detected.

According to the sixth aspect of the present invention, the status of the owner of the mobile terminal can be periodically checked by making a periodic call. Therefore, when the above occurs in the worker, the situation can be quickly detected.

According to the seventh aspect of the present invention, the predicted position of the mobile terminal can be estimated based on the history of the information on the mobile terminal, and the behavior of the worker differs from the schedule based on the predicted position. In such a case, the abnormal state can be quickly detected.

According to the present invention, a mobile terminal to be managed is selected based on the identification information of the mobile terminal. For this reason, according to the present invention, it is possible to select only mobile terminals that need to be managed and perform advanced security management.

According to the ninth aspect, the mobile terminal to be managed is selected based on the work purpose of the owner of the mobile terminal. For this reason, according to the present invention, it is possible to perform advanced safety management only for workers who really need management.

According to the tenth aspect, when information on a large number of mobile terminals is managed, the mobile terminal in which an emergency has occurred among them can be preferentially displayed. For this reason, according to the present invention, it is possible to quickly perform appropriate security management for a mobile terminal in which an emergency has occurred.

According to the eleventh aspect of the present invention, it is possible to realize a mobile terminal that automatically transmits information when a holder falls down.

According to the twelfth aspect of the present invention, it is possible to realize a mobile terminal that accurately detects a fall of the holder based on the attitude of the holder, regardless of the attitude of the mobile terminal.

According to the thirteenth aspect of the present invention, the fall detecting means can be configured with a simple structure without using mercury or the like.

According to the fourteenth aspect of the present invention, it is possible to realize a mobile terminal that can easily search even in darkness when the owner falls.

According to the invention described in claim 15, after the fall of the holder is detected, prior to the automatic transmission for notifying the information to the fixed equipment, a mobile terminal for notifying the automatic transmission is realized. be able to.

According to the sixteenth aspect of the present invention, it is possible to realize a mobile terminal capable of manually stopping the transmission before the fall of the holder is falsely notified by the automatic transmission.

[Brief description of the drawings]

FIG. 1 is a configuration diagram of a safety management system according to a first embodiment of the present invention.

FIG. 2 is a block diagram of a main part of the PHS control device shown in FIG.

FIG. 3 is a block diagram of a main part of the position management server shown in FIG. 1;

FIG. 4 is a block diagram of a main part of the voice recording server shown in FIG. 1;

FIG. 5 is a diagram showing a mobile terminal for the safety management system shown in FIG. 1 in detail.

FIG. 6 is a block diagram of a main part of the mobile terminal shown in FIG. 1;

FIG. 7 is a configuration diagram of a fall detection unit built in the fall detector of the mobile terminal shown in FIG. 5;

[Explanation of symbols]

Reference Signs List 10 fixed facility, 12 mobile terminal, 14 PHS controller for business establishment, 16 base station, 18 location management server, 22 voice recording server, 24 client server, 26 PHS wireless communication device, 28
Fall detector, 40 balls, 42 optical sensors,
44 LED, 45 flashlight, 4
6 Buzzer, 48 Forced emergency call switch, 5
0 Manual stop switch.

 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 5C086 AA22 BA20 CA06 CA11 CA22 CA25 CB15 CB22 DA01 DA08 DA14 DA16 EA13 EA41 EA43 EA45 FA02 FA06 FA12 FA18 GA01 5C087 AA02 AA03 AA12 AA23 AA24 AA32 AA37 BB41 DD21 DD27 DD49 EE18 FF01 FF04 FF05 FF17 FF19 FF23 FF30 GG07 GG08 GG11 GG14 GG18 GG21 GG24 GG30 GG32 GG36 GG40 GG43 GG51 GG57 GG80 GG81 5K067 AA35 BB04 BB28 FF28 DD14FF18 DD18 FF20 DD14

Claims (16)

[Claims] 1. A security management system comprising a fixed facility including a plurality of base stations and a mobile terminal capable of communicating with the base station, wherein the fixed facility detects a status change of the mobile terminal. Means, and information acquisition means for acquiring position information of the mobile terminal when a state change of the mobile terminal is detected. 2. The mobile terminal according to claim 1, further comprising: a state detection unit that detects a state of the mobile terminal; and a registration request generation unit that issues an information registration request to the fixed facility. 2. The safety management system according to claim 1, wherein the position information is acquired in response to the request. 3. The mobile terminal, wherein the state detection means includes a fall detection means for detecting a fall of the mobile terminal, wherein the fixed facility is configured to receive an information registration request due to the fall from the mobile terminal. 3. The safety management system according to claim 2, wherein the position information is acquired at the same time. 4. The mobile terminal includes: a state detection unit that detects entry into or exit from a predetermined area; and the fixed facility includes information resulting from the entry or exit. The security management system according to claim 2, wherein the position information is acquired when a registration request is issued from the mobile terminal. 5. The mobile terminal according to claim 2, further comprising a second automatic transmission unit that automatically transmits the information registration request to the base station when the entry or the exit is detected. The safety management system according to claim 4. 6. The fixed facility, comprising: a security confirmation means for automatically calling a mobile terminal at predetermined time intervals to check a response of the mobile terminal; and detecting an emergency when the mobile terminal does not respond to the call. The safety management system according to claim 1, further comprising: a first emergency detection unit that performs the operation. 7. The fixed facility, a position prediction unit for predicting a position of the mobile terminal, a second emergency detection unit for detecting an emergency based on the detected position and the predicted position of the mobile terminal, The safety management system according to claim 1, further comprising: 8. The information acquiring means acquires identification information of the mobile terminal in addition to the location information of the mobile terminal, and the fixed facility selects a mobile terminal to be managed based on the identification information. The safety management system according to claim 1, further comprising a first management target selection unit. 9. The information acquisition means acquires the work purpose of the owner of the mobile terminal in addition to the position information of the mobile terminal, and the fixed facility manages the mobile terminal to be managed based on the work purpose. 2. The safety management system according to claim 1, further comprising a second management target selection unit that selects a target. 10. The fixed facility includes: an information display unit that displays information acquired by the information acquisition unit; and an emergency detection unit that detects an emergency of the owner of the mobile terminal or belongings. 2. The information display means according to claim 1, wherein information on the mobile terminal in which an emergency has occurred is displayed preferentially.
The described safety management system. 11. A mobile terminal constituting a safety management system by communicating with a fixed facility including a plurality of base stations, wherein the mobile terminal comprises a fall detecting means for detecting a fall of a holder, and when the fall is detected. And a first automatic transmission means for automatically transmitting the signal to the base station. 12. The safety management system according to claim 11, further comprising a wireless communication device capable of communicating with the base station, wherein the fall detecting means is provided separately from the wireless communication device. Mobile terminal. 13. The fall detecting means, comprising: a light source; an optical sensor arranged to face the light source; and a tilt that exceeds a predetermined value, and is stable between the light source and the optical sensor when not falling. The mobile terminal for a safety management system according to claim 11, further comprising: a sphere that moves from between the light source and the optical sensor when generated. 14. A light-emitting means which lights or blinks when the fall is detected.
Or a mobile terminal for a safety management system according to 12. 15. The information processing apparatus according to claim 11, further comprising a notice unit for performing a notice process regarding the automatic transmission to the holder before the first automatic transmission unit performs the automatic transmission. The mobile terminal for a safety management system according to claim 1. 16. The mobile terminal for a safety management system according to claim 11, further comprising a manual stop unit for stopping automatic transmission by said first automatic transmission unit.