JP2001304906A - Mobile vehicle position managing system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a mobile vehicle position managing system for accurately managing a position of a mobile vehicle by suppressing a power consumption. SOLUTION: The mobile vehicle position managing system comprises a power source switch means 12 for turning ON, OFF a power supply, a position measuring means 14 for measuring a position of a motor operated cart 10, a communicating means 16, and a control circuit 11 for controlling the measuring means 14 and the communicating means 16 as well as the switch means 12. A host station 20 has a host side communicating means 22 and a memory 23 in the cart 10. The circuit 11 of the cart 10 transmits position measurement result data measured by the means 14 and an identification number of the cart 10 from the means 16 to the station 20 when a switch of the means 12 is opened, and then stops a power supply to the means 12. Thus, the station 20 side can accurately manage the position of the cart 10 and suppress the power consumption of the cart 10.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mobile location management system.

[0002]

2. Description of the Related Art Conventionally, one or a plurality of mobile units that measure their own position using a GPS, and communicate with each mobile unit to centrally manage the position of the mobile unit and provide positional information of the mobile unit. And a mobile station management system comprising a host station 20 which performs the operation.

[0003] For example, when a moving object is an electric cart 40 provided with wheels and a motor for driving the wheels, and is carried by a person who is unable to walk, such as the elderly and the physically handicapped, an electric cart 40 is used. The caregiver 30 such as a family member of the person riding the cart 40 can know the electric cart 40 and the position of the person riding the electric cart 40 by inquiring of the host station 20.

As shown in FIG. 9, an electric cart 40 of such a mobile object position management system has a power supply unit 13 for supplying power and a power supply for turning on / off the power supply from the power supply unit 13 according to ON / OFF. A switch 42, a positioning unit 14 such as a GPS receiver that receives a radio wave from a GPS satellite to determine the position of the mobile unit, a positioning result data communicated with the host station 20, and the positioning result data and the electric cart A communication unit 16 for transmitting the identification number 40, a memory 15 for storing positioning result data and an identification number for the electric cart 40, and a control circuit 41 for controlling the positioning unit 14, the communication unit 16 and the memory 15. I have.

[0005] Positioning result data obtained by positioning by the positioning means 14 includes at least the time of positioning and the position of the electric cart 40.
HS and the like are used.

[0006] The host station 40 includes a host-side communication means 22 for communicating with each electric cart 40, a memory 23 for storing positioning result data transmitted from each electric cart 40 and an identification number of the electric cart 40, and a host-side communication. It has a control circuit 21 for controlling the means 22 and the memory 23.

Generally, the host station 20 of such a mobile object position management system manages the positions of a plurality of electric carts 40. Therefore, the memory 23 stores different identification numbers assigned to the electric carts 40 in advance. (ID) is stored, and when communicating with the electric cart 40,
Each electric cart 40 is always distinguished from the identification number communicated from the electric cart 40.

[0008] When the caregiver 30 of the person riding the electric cart 40 notifies the host station 20 of the identification number of the electric cart 40 and inquires about the position of the electric cart 40, the host station 20 informs the notified identification number. Electric cart 4 corresponding to
The latest positioning result data transmitted from 0 and stored in the memory 23 is searched, and the position information such as the position of the electric cart 40 and the positioning time is notified to the caregiver 30 by telephone or fax. Also, the memory 23 of the host station 20
If the map data is stored in the
The map data around the position 0 is read from the memory 23,
The map indicating the position of the electric cart 40 is transmitted to the caregiver 30 by fax.

The caregiver 30 can know the position of the electric cart 40 by providing information from the host station 20, so that he can go to rescue based on the information if necessary.

Here, the flow of each processing operation of the electric cart 40 and the host station 20 of the mobile object position management system will be described below with reference to FIGS. 10 and 11.

First, as shown in FIG.
When the power switch 42 of 0 is turned on (S1), power is supplied from the power supply unit 13 to the control circuit 41, the positioning means 14, and the communication means 16. The control circuit 41 includes the positioning unit 1
4 starts positioning (S2), and when it is determined that positioning has been completed (S3), positioning result data is stored in the memory 15 (S4). The operations in steps S2 to S4 are repeated, for example, approximately every fixed time until there is a call from the host station 20.

When the control circuit 41 determines that there is a call from the host station 20 (S5), the control unit 41 transmits the identification number of the electric cart 40 together with the latest positioning result data stored in the memory 15 to the communication means 16 From the host station 20 (S6), and returns to step S2.

The above operation is performed until the power switch 42 is turned off. When the power switch 42 is turned off (S7), the power supply from the power supply unit 13 is stopped (S8).

Next, the flow of the processing operation of the host station 20 will be described below with reference to FIG.

The control circuit 21 of the host station 20 starts the processing operation (S1) and, when judging that a preset time has elapsed (S2), calls the electric cart 40 by the host communication means 22, The latest positioning result data transmitted from the communication means 16 of the electric cart 40 and the identification number of the electric cart 40 are received and stored in the memory 23 (S3). At this time, if the power switch 42 of the electric cart 40 is turned off and there is no response to the call from the host station 20 for a certain period of time, another electric cart 40 is called and the same operation as described above is performed.

The control circuit 21 repeats the operation of step S3 until the communication with all the electric carts 40 to be managed and communicable is completed.
When it is determined that the communication with 0 has been completed (S4), the process returns to step 2 and waits until the next preset time has elapsed. When the caregiver 30 inquires of the host station 20 about the position of the electric cart 40 after the communication of all the electric carts 40 is completed (S5), the host station 20
The latest positioning result data of the corresponding electric cart 40 is retrieved from the memory 23 based on the identification number of the electric cart 40 received from the caregiver 30 and provided to the caregiver 30.

The above-mentioned mobile object position management system includes:
Although the electric cart 40 is sequentially called from the host station 20 to transmit and receive the positioning result data, there is, of course, a case where the host station 20 is called from the electric cart 40 and the positioning result data and the identification number of the electric cart 40 are transmitted.

[0018]

By the way, a rechargeable secondary battery is generally used for the power supply unit 13 of a moving body such as the electric cart 40. When the electric cart 40 is not used, a power switch is provided. The power supply to the control circuit 41, the positioning means 14, the communication means 16, and the like is stopped by turning off the power supply 42 so as to suppress unnecessary power consumption. Therefore, when the power switch 42 is turned off, the electric cart 40 transmits the positioning result data to the host station 20.
Cannot be sent to.

Here, for example, immediately after transmitting the positioning result data to the host station 20, the power switch 4 of the electric cart 40 is
When 2 is turned off, the host station 20 can correctly know the position of the electric cart 40 at that time.

However, the transmission to the host station 20 is completed, and immediately before transmission to the next host station 20, the power switch 4
When the power switch 2 is turned off, the electric cart 40 moves between the time when the positioning result data is transmitted and the power switch 42 is turned off, and the electric cart stored in the memory 23 of the host station 20 is moved. Cart 40 position and power switch 4
There is a problem that the position of the electric cart 40 when the switch 2 is turned off is greatly different. In such a case,
Based on the position information of the electric cart 40 provided from the host station 20, even if the caregiver 30 goes to rescue, the electric cart 40 will not be found at the location indicated by the position information.

Such a problem is caused by the fact that, for example, when a mobile phone or a PHS is used for the communication means 16 and the host-side communication means 22, the time interval for communication between the host station 20 and the electric cart 40 is reduced in order to reduce communication costs. This is particularly problematic when lengthened.

An object of the present invention is to solve the above-mentioned problems, and to provide a moving object position management system which suppresses power consumption and accurately manages the position of the moving object.

[0023]

According to one aspect of the present invention, there is provided a mobile communication system comprising: one or a plurality of mobile units each having a unique identification number; And a host station for centrally managing the position of the mobile device and providing location information of the mobile device, wherein the mobile device has a secondary battery and supplies power. Power switch means for turning on / off the power supply from the power supply means in accordance with on / off of the switch;
Positioning means for receiving a radio wave from a PS satellite to determine the position of a mobile object, communication means for communicating with a host station and transmitting positioning result data measured by the positioning means and an identification number of the mobile object, and positioning means And a control unit for controlling the communication unit and the power switch unit.The host station communicates with the host-side communication unit that communicates with each mobile unit, the positioning result data transmitted from each mobile unit, and the identification number of each mobile unit. Storage means for storing, the control means, after transmitting the positioning result data and the identification number of the mobile object to the positioning means when the power switch means is turned off, from the communication means to the host station, The power switch means stops power supply to at least the positioning means and the communication means, and when the power switch means on the moving body is turned off, the switch is turned off. After the positioning result data, which has been positioned when the power is turned off, is transmitted from the communication means of the mobile body to the host station, the power supply is stopped by the power switch means, and the positioning result data when the power supply is stopped is transmitted to the host station. By storing the data in the storage unit, the host station can accurately manage the position of the mobile unit even when the power supply to the mobile unit is stopped, and when an inquiry is made, the power supply is stopped. In addition to being able to notify the position information of the moving object, the power consumption of the moving object can be suppressed.

According to a second aspect of the present invention, in the first aspect of the present invention, the movable body is an electric cart which is moved by carrying a person, for example, it is difficult for an elderly person or a physically handicapped person to walk. When a person moves on an electric cart and stops power supply to the electric cart,
The position of the electric cart to which the power supply is stopped can be accurately known from the positioning result data, and when a caregiver such as a family asks the host station, the position information of the electric cart to which the power supply is stopped is notified. Can be.

According to a third aspect of the present invention, in the first or second aspect, the positioning result data includes at least a positioning time and a position of the moving object. It is possible to manage the time during which the power supply to the moving object is stopped from the, and to judge the necessity of treatment for the moving object.

According to a fourth aspect of the present invention, in the first to third aspects of the present invention, the moving body monitors remaining capacity monitoring means for monitoring the remaining capacity of the secondary battery provided in the power supply means, and monitors a failure of the moving body. Failure monitoring means, wherein the control means, when the switch of the power switch means is turned off, causes the communication means to transmit state monitoring data for notifying the remaining capacity of the secondary battery and the failure of the moving body to the host station. The host station can determine the failure state of the moving object and the remaining capacity of the secondary battery of the power supply means from the state monitoring data, and can judge the necessity for the treatment of the moving object.

According to a fifth aspect of the present invention, in any one of the first to fourth aspects of the present invention, when the power switch is turned on, the control means determines that the power switch has been turned on, and the identification number of the moving body. Is transmitted from the communication means to the host station, and the host station can know that the mobile unit is in a communicable state, and if there is an inquiry about the mobile unit, at least the mobile unit can communicate. It is possible to inform that it is in a state.

According to a sixth aspect of the present invention, in any one of the first to fifth aspects of the present invention, the control means comprises: positioning result data and positioning information of the moving object which are caused to be determined by the positioning means when the power switch is turned on. The identification number is transmitted from the communication means to the host station. On the host station side, the position of the mobile unit when the switch of the mobile unit is turned on can be known from the positioning result data.

According to a seventh aspect of the present invention, in any one of the first to sixth aspects of the present invention, an emergency notification switch for outputting an emergency signal by operating the mobile body is provided, and the control means is provided for inputting the emergency signal. Accordingly, power is supplied from the power supply means regardless of the on / off state of the switch of the power switch means,
When the emergency report switch is turned on, the position of the mobile unit positioned by the positioning unit, the fact that the emergency report switch is turned on, and the identification number of the mobile unit are transmitted from the communication unit to the host station. By turning on the emergency notification switch, the host station can be informed of the position of the mobile unit and that the mobile station is in an emergency state, and can seek help.

According to an eighth aspect of the present invention, in any one of the first to seventh aspects of the present invention, a timer means for outputting a timer signal at substantially constant time intervals is provided on the moving body. When the timer signal is input while the power is off, the power is supplied from the power switch means, and when the power switch means supplies the power, the positioning result data and the identification number of the moving object which have been positioned by the positioning means are transmitted from the communication means. After transmission to the host station, the power switch means stops power supply to at least the positioning means and the communication means, and when the power switch means on the mobile unit is turned off, the timer signal is transmitted. By transmitting the positioning result data, which has been positioned approximately every fixed time according to the input, from the communication means of the mobile body to the host station, the host station side It is possible to know the position of the moving body from the positioning result data at predetermined time intervals.

According to a ninth aspect of the present invention, in the invention of the eighth aspect, the mobile unit sets a time interval for outputting a timer signal of the timer means in response to a time setting command transmitted from the host station by the host communication means. It is characterized by comprising setting means for setting a desired time interval, and the host station can change the time interval for transmitting positioning result data from the mobile according to the state or need of the mobile.

[0032]

DESCRIPTION OF THE PREFERRED EMBODIMENTS (Embodiment 1) The basic configuration in this embodiment is common to that of the conventional example. Only parts will be described in detail.

The electric cart 10 according to the present embodiment is a moving object.
As shown in FIG. 1, power supply switch means 12 for turning on / off the power supply from a power supply unit 13 in accordance with on / off of a switch.
After the positioning result data and the identification number of the electric cart 10 are transmitted from the communication unit 16 to the host station 20 when the positioning unit 14 is turned off when the switch 2 is turned off, the power switch unit 12 transmits at least the positioning unit 14 and Communication means 1
6 is stopped. The positioning result data includes at least the position of the electric cart 10 and the time of positioning, as in the conventional example.

The control circuit 11 includes a power switch 12
Power is also supplied from the power switch means 12 even when the switch is turned off, and the control circuit 11 constantly detects the on / off state of the switch of the power switch means 12 and supplies the power from the power switch means 12. Controlling.

When the power switch means 12 is turned on, the electric cart 10 of this embodiment performs processing operations in the same order as in the conventional example, and when the switch is turned off, the processing shown in FIG. Perform the operation. Hereinafter, the flow of the processing operation after the switch is turned off will be described.

When the switch of the power switch means 12 is turned off (S1), the control circuit 11 detects that the switch is turned off and causes the positioning means 16 to start positioning (S1).
2). Next, when it is determined that the positioning is completed (S
3) The communication means 4 transmits the positioning result data and the identification number of the electric cart 10 to the host station 20 (S4). Finally, when it is determined that the transmission has been completed (S5), the power switch unit 12 stops supplying power to the positioning unit 14 and the communication unit 16 (S6). At this time, the host station 20
Causes the memory 23 to store the positioning result data and the identification number transmitted from the electric cart 10.

As described above, in this embodiment, when the power switch means 12 of the electric cart 10 is turned off, the positioning result data measured when the switch is turned off is transmitted from the communication means 16 of the electric cart 10 to the electric cart 10. Host station 20
Then, the power supply to the electric cart 10 is stopped at the host station 20 side even when the power supply to the electric cart 10 is stopped.
Can be accurately known from the positioning result data,
For example, it is possible to appropriately perform treatment for the electric cart 10 or the person riding the electric cart 10 as necessary, such as heading for rescue of the person riding the electric cart 10. When the power supply is stopped, positioning is performed and the host station 2
By storing the positioning result data transmitted to the 0 side in the memory 23 of the host station 20, for example, when there is an inquiry from the caregiver 30, the host station 20 side
The position information of the electric cart 10 to which the power supply is stopped can be notified. Further, since the positioning result data also includes the positioning time, the host station 20 manages the time at which the power supply to the electric cart 10 is stopped from the positioning time, and takes action on the electric cart 10. Can be determined.

Further, by turning off the switch of the power switch means 12 and stopping the power supply to at least the positioning means 14 and the communication means 16, the power consumption of the power supply unit 13 of the electric cart 10 can be suppressed. Further, the control circuit 11 is constituted by using a microcomputer, and when the power switch means 12 is turned off,
The control circuit 11 may be in a sleep mode to wait for the switch to be turned on, whereby the power consumption of the power supply unit 13 can be further reduced.

In this embodiment, when the power switch 12 is turned on, the electric cart 10 is turned on.
May be transmitted from the communication means 16 to the host station 20 by the control circuit 11 of the control unit 11 turning on the switch and the identification number of the electric cart 10.

For example, as shown in FIG. 3, when the switch of the power switch means 12 is turned off (S1) and the switch is turned on (S2), the control circuit 11 detects that the switch is turned on. Then, the fact that the switch is turned on and the identification number of the electric cart 10 are transmitted from the communication means 16 to the host station 20 (S3). Thereafter, the control circuit 11 performs the normal operation from step S2 to step 7 as shown in FIG. Thereby, on the host station 20 side, immediately after the switch of the electric cart 10 is turned on,
It is possible to know that the electric cart 10 is in a communicable state, and to inform that at least the electric cart 10 is in a communicable state when there is an inquiry about the electric cart 10 from the caregiver 30.

In step S2 shown in FIG. 3, the control circuit 11 determines that the switch has been turned on, and then causes the positioning means 14 to perform positioning, instead of transmitting that the switch has been turned on in step S3. Alternatively, the positioning result data may be transmitted from the communication means 16 to the host station 20 or the switch may be turned on and the electric cart 1 may be transmitted.
The positioning result data may be transmitted together with the identification number of 0. Thus, the host station 20 can know the position of the electric cart 10 when the switch of the electric cart 10 is turned on from the positioning result data. (Embodiment 2) The present embodiment is characterized by an electric cart 10, and the other configuration is common to that of Embodiment 1. Therefore, common portions are denoted by the same reference numerals and description thereof is omitted.

As shown in FIG. 4, the electric cart 10 of the present embodiment has a remaining capacity monitoring unit 18a for monitoring the remaining capacity of the secondary battery of the power supply unit 13, and a failure monitoring unit for monitoring the failure of the electric cart 10. 18b. Control circuit 11
When the power switch means 12 is turned off, state monitoring data indicating the remaining capacity of the secondary battery of the power supply unit 13 and the failure of the electric cart 10 obtained by the remaining capacity monitoring unit 18a and the failure monitoring unit 18b are obtained. When the power switch means 12 is turned off, the positioning means 1
The communication means 16 transmits the positioning result data and the identification number of the electric cart 10 to the host station 20. Thereby, the host station 20 can know the failure state of the electric cart 10 and the remaining capacity of the secondary battery of the power supply unit 13 from the state monitoring data, and can determine the necessity of the treatment for the electric cart 10. .

Also in this embodiment, similarly to the first embodiment, the control circuit 11 causes the positioning means 14 to transmit the positioning result data and the identification number of the electric cart 10 when the switch is turned on. Alternatively, the state monitoring data monitored by the remaining capacity monitoring unit 18a and the failure monitoring unit 18b may be transmitted. (Embodiment 3) The present embodiment is characterized by an electric cart 10, and other configurations are common to those of the first embodiment. Therefore, common portions are denoted by the same reference numerals and description thereof is omitted.

As shown in FIG. 5, the electric cart 10 of this embodiment is provided with an emergency notification switch for outputting an emergency signal when operated, and a control circuit 11 is provided with a power switch according to the input of the emergency signal. ON / OFF of switch of means 12
The position of the electric cart 10 and the position of the emergency notification switch 1 that were caused to be supplied by the power supply unit 13 regardless of the off state, and the positioning means 14 was positioned when the emergency notification switch 17 was turned on.
7 is turned on and the identification number of the electric cart 10 is transmitted from the communication means 16 to the host station 20.

The electric cart 10 of the present embodiment as described above
Indicates to the host station 20 that the position of the electric cart 10 measured when the emergency notification switch 17 is turned on and that the emergency notification switch 17 is turned on, regardless of whether the power switch means 12 is on or off. By transmitting the information, for example, when an abnormal condition occurs in the electric cart 10 or the person riding the electric cart 10, the person riding the electric cart 10 turns on the emergency notification switch 17 and sends it to the host station 20 side. , Can be immediately requested for rescue by notifying the position of the electric cart 10 and the emergency state. (Embodiment 4) This embodiment is characterized by an electric cart 10, and the other configuration is common to that of Embodiment 1. Therefore, common portions are denoted by the same reference numerals and description thereof is omitted.

As shown in FIG. 6, the electric cart 10 according to the present embodiment is provided with a timer circuit 19 for outputting a timer signal at substantially predetermined time intervals.
1 is that when a timer signal is input when the power switch 12 is turned off, power is supplied from the power switch 12 and when the power switch 12 supplies power, the positioning unit 14 performs positioning. After the positioning result data and the identification number of the electric cart 10 are transmitted from the communication means 16 to the host station 20, the power supply switch means 12 stops the power supply to at least the positioning means 14 and the communication means 16.

The processing flow of the electric cart 10 of the present embodiment will be described below with reference to FIG.

When the switch of the power switch means 12 is turned off, the control circuit 11 detects that the switch is turned off and causes the timer circuit 19 to start time measurement (S
1). At this time, power is not supplied to the positioning means 14 and the communication means 16. The timer circuit 19 outputs a timer signal when a certain period of time has elapsed since the start of the time measurement. When a timer signal is input from the timer circuit 19, the control circuit 3 determines that a substantially constant time has elapsed (S2), and causes the power switch means 12 to supply power to the positioning means 14 and the communication means 16. (S3), positioning means 1
4 starts positioning (S4). When the control circuit 3 determines that the positioning has been completed (S5), it causes the communication means 16 to transmit the positioning result data to the host station 20 (S6).
After the transmission is completed, the control circuit 3 causes the power switch means 12 to stop supplying power to the positioning means 14 and the communication means 16,
Returning to step S2, the timer circuit 19 starts measuring time again.

In the present embodiment, even when the power switch 12 is turned off, the positioning result data obtained by the communication unit 16 of the electric cart 10 at approximately regular intervals is transmitted to the host station 20. Accordingly, the host station 20 can know the position of the electric cart 10 from the positioning result data at approximately constant time intervals.

By the way, according to the time setting command transmitted from the host station 20 by the host communication means 22, the setting means for setting the time interval for outputting the timer signal of the timer circuit 19 to a desired time interval is provided by the electric cart 10. May be provided.

An example of the flow of the processing operation of the electric cart 10 when the setting means is provided in the electric cart 10 will be described below with reference to FIG.

When the switch of the power switch means 12 is turned on (S1), the positioning is repeated at substantially regular intervals until there is a call from the host station 20 in step 5, as in FIG. 10 of the conventional example.

When there is a call from the host station 20 (S5), the control circuit 11 determines whether a time setting command has been transmitted from the host communication means 22 of the host station 20 (S6). When determining that the time setting command has been transmitted, the control circuit 11 changes the time setting of the setting means according to the time setting command (S7), and causes the communication means 16 to transmit the positioning result data to the host station 20. (S8). When the transmission is completed, the control circuit 11 returns to step S2 and starts positioning again approximately every fixed time.

After the time setting of the setting means has been changed and the positioning result data has been transmitted, and the power switch means 12 is turned off (S9), the control circuit 11 detects that the switch has been turned off. The power supply means 12 is stopped from supplying power (S10). After the power supply is stopped, the timer circuit outputs a timer signal at a time interval newly set and changed by the setting means, and the control circuit 11
As described above, even when the switch is off, the positioning result data is transmitted to the host station 20 at every newly set time interval.

Also in this embodiment, similarly to the first embodiment, the control circuit 11 transmits to the host station 20 the positioning result data that the positioning means 14 performs positioning when the power switch 12 is turned on. The host station 20 may transmit a time setting command to the electric cart 10 at this time. In addition, when communication is performed between the host station 20 and the electric cart 10, the host station 20 transmits a time setting command to the electric cart 10 to change the time interval set in the setting means. Is also good.

As described above, in this embodiment, since the electric cart 10 has the setting means, the host station 20 transmits positioning result data from the electric cart 10 according to the state or necessity of the electric cart 10. You can change the time interval.

[0057]

According to the first aspect of the present invention, one or a plurality of mobile units each having a unique identification number are provided, and the positions of the mobile units are centrally managed by communicating with each mobile unit, and the position information of the mobile unit is provided. And a host station that provides power to the mobile station. The mobile station comprises: a power supply unit that includes a secondary battery and supplies power; and a power supply unit that supplies power according to on / off of a switch. Power switch means for turning on / off the power supply of the mobile station, positioning means for receiving a radio wave from a GPS satellite to measure the position of the mobile object, positioning result data communicated with the host station and positioning result data and the mobile object information. A communication unit for transmitting an identification number; and a control unit for controlling the positioning unit, the communication unit, and the power switch unit, and the host station communicates with each of the mobile units, and a host-side communication unit for communicating with each of the mobile units. Measurement Storage means for storing the result data and the identification number of each mobile unit, wherein the control unit communicates the positioning result data and the identification number of the mobile unit which have been positioned by the positioning unit when the power switch unit is turned off. After the transmission from the means to the host station, the power switch means stops the power supply to at least the positioning means and the communication means. After transmitting the measured positioning result data from the communication means of the mobile unit to the host station, the power supply is stopped by the power switch means, and the positioning result data when the power supply is stopped is stored in the storage means of the host station. As a result, the host station can accurately manage the position of the mobile unit even when the power supply to the mobile unit is stopped. When the can, together with the power supply can be informed of the position information of the movable body is stopped, there is an effect that it is possible to reduce power consumption of the mobile.

According to the second aspect of the present invention, since the mobile object is an electric cart that moves with a person on it, a person who is unable to walk, such as an elderly person or a physically handicapped person, moves on the electric cart. , Even when the power supply to the electric cart is stopped,
The host station can accurately know the position of the electric cart to which the power supply has been stopped from the positioning result data. There is an effect that position information can be notified.

According to the third aspect of the present invention, since the positioning result data includes at least the positioning time and the position of the moving body,
On the host station side, there is an effect that the time when the power supply to the mobile unit is stopped can be managed based on the measured time and the necessity of treatment for the mobile unit can be determined.

According to a fourth aspect of the present invention, the moving body includes remaining capacity monitoring means for monitoring the remaining capacity of the secondary battery of the power supply means, and failure monitoring means for monitoring the failure of the moving body. When the power switch is turned off, the state monitoring data for notifying the remaining capacity of the secondary battery and the failure of the moving object is transmitted from the communication means to the host station. It is possible to know the state of failure of the body and the remaining capacity of the secondary battery of the power supply means, and it is possible to determine the necessity of treatment for the moving body.

According to a fifth aspect of the present invention, when the power switch is turned on, the control means transmits the switch on and the identification number of the mobile unit from the communication means to the host station. On the station side, it is possible to know that the mobile unit is in a communicable state, and it is possible to inform at least that the mobile unit is in a communicable state when there is an inquiry about the mobile unit.

According to a sixth aspect of the present invention, the control means causes the positioning means to transmit the positioning result data and the identification number of the moving object to the host station from the communication means when the power switch is turned on. On the host station side, there is an effect that the position of the mobile unit when the switch of the mobile unit is turned on can be known from the positioning result data.

According to a seventh aspect of the present invention, there is provided an emergency notification switch for outputting an emergency signal by operating the mobile body.
The control means supplies power from the power supply means irrespective of ON / OFF of the power switch means in response to the input of the emergency signal, and causes the positioning means to perform positioning when the emergency notification switch is turned on. When the emergency report switch is turned on and the identification number of the mobile unit is transmitted from the communication means to the host station, the emergency report switch is turned on, and the position of the mobile unit is notified to the host station side. This has the effect of notifying that you are in a state and seeking help.

The invention according to claim 8 is provided with a timer means for outputting a timer signal at substantially constant time intervals on the moving body, and the control means receives the timer signal when the power switch means is turned off. Power from the power switch means, and when the power switch means supplies power, the positioning means transmits the positioning result data and the identification number of the moving object to the host station from the communication means, and then transmits the power to the power switch means. Since the power supply to at least the positioning means and the communication means is stopped, even when the power switch means on the moving body is turned off, the positioning result data obtained by performing the positioning at substantially constant time intervals in response to the input of the timer signal. Is transmitted from the communication means of the mobile unit to the host station, so that the host station can determine the position of the mobile unit approximately every fixed time from the positioning result data. There is an effect that it is Rukoto.

According to a ninth aspect of the present invention, the mobile unit sets the time interval for outputting the timer signal of the timer unit to a desired time interval in response to the time setting command transmitted from the host station by the host communication unit. Since the setting means is provided, the host station can change the time interval for transmitting the positioning result data from the mobile according to the state or need of the mobile.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a first embodiment.

FIG. 2 is a flowchart for explaining the operation of the above.

FIG. 3 is a flowchart for explaining another operation of the above.

FIG. 4 is a block diagram illustrating an electric cart according to a second embodiment.

FIG. 5 is a block diagram illustrating an electric cart according to a third embodiment.

FIG. 6 is a block diagram illustrating an electric cart according to a fourth embodiment.

FIG. 7 is a flowchart for explaining the operation of the above.

FIG. 8 is a flowchart for explaining another operation of the above.

FIG. 9 is a block diagram showing a conventional example.

FIG. 10 is a flowchart for explaining the operation of the electric cart in the above.

FIG. 11 is a flowchart for explaining the operation of the above host station.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Electric cart 11 Control circuit 12 Power switch means 13 Power supply part 14 Positioning means 15 Memory 16 Communication means 20 Host station 21 Control circuit 22 Host side communication means 23 Memory 30 Caregiver

Continuation of the front page F term (reference) 2F029 AA07 AB07 AC02 AC06 AC14 5H180 AA22 AA23 BB05 BB15 FF05 FF27 9A001 BB04 CC05 JJ78 KK56 LL09

Claims (9)

[Claims] 1. An apparatus having a unique identification number.
A plurality of mobile units, and a host station that communicates with each mobile unit, centrally manages the position of the mobile unit, and provides position information of the mobile unit. Power supply means having a secondary battery for supplying power, power switch means for turning on / off the power supply from the power supply means in accordance with on / off of a switch, and receiving and moving a radio wave from a GPS satellite Positioning means for positioning the position of the body, communication means for communicating with the host station and transmitting positioning result data measured by the positioning means and the identification number of the mobile body, and controlling the positioning means, the communication means, and the power switch means. Control means, the host station comprising: host-side communication means for communicating with each mobile body; storage means for storing positioning result data transmitted from each mobile body and an identification number of each mobile body; After transmitting the positioning result data and the identification number of the moving object to the host station from the communication means when the power switch means is turned off, the power switch means at least to the positioning means and the communication means. A mobile object position management system, characterized in that the power supply to the vehicle is stopped. 2. The mobile object position management system according to claim 1, wherein the mobile object is an electric cart that moves with a person. 3. The positioning result data includes at least the time of positioning and the position of the moving object.
Or the mobile location management system according to 2. 4. The moving body includes remaining capacity monitoring means for monitoring the remaining capacity of the secondary battery included in the power supply means, and failure monitoring means for monitoring a failure of the moving body, and the control means includes a power switch means. 4. The mobile device according to claim 1, wherein when the switch is turned off, status monitoring data for notifying the remaining capacity of the secondary battery and the failure of the mobile unit is transmitted from the communication unit to the host station. Body position management system. 5. The control unit according to claim 1, wherein when the power switch is turned on, the control unit causes the communication unit to transmit the switch-on and the identification number of the mobile unit to the host station. 5. The moving object position management system according to any one of claims 1 to 4. 6. The control means causes the positioning means to transmit the positioning result data and the identification number of the moving object to the host station when the power switch is turned on, from the communication means. Item 6. The mobile object position management system according to any one of Items 1 to 5. 7. An emergency notification switch, which outputs an emergency signal when operated, is provided on the moving body, and the control means responds to the input of the emergency signal, regardless of whether the power switch means is turned on or off. From the communication means to the host station from the communication means to the host station when the emergency notification switch is turned on, and the position of the moving body which was located by the positioning means when the emergency notification switch is turned on, the emergency notification switch is turned on, and the identification number of the moving body. The mobile location management system according to any one of claims 1 to 6, wherein the mobile location management system transmits the data. 8. A moving body provided with timer means for outputting a timer signal at substantially constant time intervals, wherein the control means receives a timer signal from the power switch means when the power switch means is turned off. Power supply,
After transmitting the positioning result data and the identification number of the moving object, which have been positioned by the positioning means when the power supply switch supplies power, from the communication means to the host station, the power supply means supplies power to at least the positioning means and the communication means. The mobile object position management system according to any one of claims 1 to 7, wherein 9. The mobile unit includes a setting unit that sets a time interval for outputting a timer signal of the timer unit to a desired time interval in response to a time setting command transmitted from the host station by the host communication unit. 9. The method according to claim 8, wherein
The mobile object position management system according to the above.