JPH09247730A - Position detection method and device thereof - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily grasp situation of a health care old person and retrieval of a position of the old person by a care-taker by allowing a retrieval person to make a phone call to an old person equipment having a GPS and a PHS, allowing the old person terminal equipment to detect position information by the GPS, sending the information to the PHS and allowing the PHS to send the position to the retrieval party. SOLUTION: An old person terminal equipment (GPS and PHS) carried by a old person 1 requiring health care active outdoor receives a radio wave from a satellite 4 and position information of the old person and is sent to the PHS. Furthermore, a living body measurement device 31 sends pulsation and body temperature of the old person to the PHS and the old person position information and information of the device 31 are sent via the PHS to a retrieval party safety confirmation portable terminal equipment 6. The equipment 6 carried by a care taker 2 receives each information from the terminal equipment 3 via radio base stations 5, 5' of the PHS, the signal is processed and the current position and the situation of the old person are displayed on a screen. Thus, the safety is confirmed by the care taker and the moving state are easily grasped and the management is facilitated.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a system for searching the current position / trajectory of a moving body such as a wandering elderly person, an animal, or a car.

[0002]

2. Description of the Related Art Conventionally, a position detection system is used for confirming the position of oneself such as a navigation system, and the moving body itself detects its own position. It was only the field of view.

Further, it is disclosed in Japanese Patent Laid-Open No. 5-199168. The position detection system is said to perform man-location in a wireless system in which wireless base stations limited to a service area with a radius of around 100 m are connected to a plurality of public networks. There was a limitation and there was a problem with the infrastructure. Also,
If you put on the pendant at home and leave the house or facility, you will only be notified by an alarm etc. that the signal from the pendant has sent you out of the controlled area. there were.

[0004]

In the conventional position detection system described above, in a social situation in which senile dementia is expected to increase with an increase in the number of elderly people, bedridden elderly people rather than being locked up at home or institution and becoming bedridden elderly people In order to achieve zero, we must actively promote outdoor activities, and in order to ensure safety during outdoor activities for the elderly to participate in society, we must always know the current position of the elderly, especially demented loitering elderly people. As a method of searching for, the mover (wandering old man) cannot voluntarily report his / her position, and it causes a great deal of annoyance to the surroundings and the caregiver of the family caregiver causes the caregiver to move voluntarily. There was a great demand for easily knowing the current location information regardless of the will of the person. An object of the present invention is to easily inform the position information of a person who is moving from another person in such a moving state of the person.

[0005]

In order to solve this problem, in the present invention, a device carried by a moving person is a GPS that receives radio waves from three or four satellites to detect latitude, longitude, altitude and the like. (Grobal Positioning system) and PHS (Perso
nal Handy-phon System) such as a mobile device connected to a mobile phone, the location information of the moving person is called from the GPS by the searcher by the searcher calling the output of the location information detection signal from the GPS to the PHS from the GPS. It has a display device that transmits the information to the user side and returns it, counts the position information detection signal sent by the searcher side, and displays the value.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below with reference to FIGS.

(Embodiment 1) FIG. 1 is a diagram showing an image of an elderly man-location system during outdoor activities (including wandering). As shown in FIG. 3, the mobile device on the elderly side is composed of a GPS receiving unit 14, a PHS 12, and a signal processing unit 16.
The position information (latitude, longitude, altitude) of the old man is detected by receiving radio waves from 4 or 4 satellites. Further, when a biometric device for detecting a pulse, a body temperature, etc. is attached, a caregiver who forms an interface for receiving the biosignal, processes each signal information, and goes through the PHS for protection. Upon request of (searcher), safety confirmation is sent to the mobile search terminal device. As shown in FIG. 4, the safety confirmation mobile terminal device takes in the position information detection value received by the GPS of the mobile device of the aged (searchee) side through a wireless telephone function such as PHS, performs signal processing, counts, and displays a screen. The mark of the current position is displayed on the upper part, and the position information of the old person (searched person) is presented to the searcher. You may also give a voice guidance where you are.

In this embodiment, the radius is 100 m
In a wireless telephone system in which wireless base stations installed in front and rear service areas are connected to a plurality of public networks, a PHS having a unique number capable of communicating with a wireless base station transmitting radio waves
In addition to the terminals such as the above, a terminal equipped with a GPS terminal receives radio waves from the radio base station 1 and the radio base station 2, measures the electric field strength thereof, stores the electric field strength in the terminal internal processing unit, The position information received and data processed and the unique number of the terminal are transmitted to the search side terminal via the public network management center, the position information of the wireless base station and the position information calculated from the satellite, and the position information of both is transmitted. The optimum position information value may be determined and used as the position information by comparison / interpolation.

(Embodiment 2) FIG. 2 shows GPS in homes and facilities.
The figure shows an image of an elderly man location system during outdoor activities (including wandering) in which a fixed station having a telephone function such as PHS is installed, and the elderly mobile device is made up of a GPS receiver, PHS, and a signal processor. It arbitrarily receives radio waves from 3 or 4 satellites and detects the location information (latitude, longitude, altitude) of the elderly. The data is processed into a signal and sent to a standard fixed station installed in the home or facility via a telephone such as PHS. Meanwhile, caregiver (searcher)
The safety confirmation portable search terminal device possessed by the side has functions such as GPS and PHS, has a display unit for displaying a map, etc., detects its own position by GPS at an arbitrary time, and performs signal processing of the data. , PHS, etc., and send it to the standard fixed station installed in the home or facility.

The reference fixed station installed in the home or facility counts the error between the position information received and detected by GPS and the position information fixed in advance, and the GPS data from the portable device on the elderly side and the caregiver (search). Person) side safety confirmation GP of mobile terminal device
The S data is received, the error in the same time is corrected, and both data are transmitted to the care confirmer (searcher) side safety confirmation portable terminal device. The caregiver (searcher) side safety confirmation mobile terminal device displays the received position information data of the elderly and the caregiver (searcher) position information data by different marks on the screen of the display unit. When there are multiple mobile terminals for the elderly, the mobile terminal for each elderly person is displayed on the screen to identify who is and where the mobile terminal is for the elderly. The location information of the old person (searchee) is collected and the locus is saved and the caregiver (searcher) side is sent to the caregiver (searcher) side from the standard fixed station of the home or facility at any time interval ( The location information of the searchee) and the location information of the searcher are also transmitted when the line is connected.From this, the safety confirmation on the caregiver (searcher) side is displayed on the screen of the display unit of the mobile terminal device. Position) is overlaid and displayed on the map.

[0011]

As described above, according to the present invention, safety can be easily confirmed in advancing outdoor activities for social participation in order to make the elderly bedridden 0. An elderly person wearing the device of the present invention can easily confirm where he or she is, regardless of the level of consciousness of the person, and can easily confirm the safety of the person requiring nursing care at home or institution and move. It is possible to understand the movement status of the care recipient who is in need and reduce the burden on the search method. In addition, it is possible to easily manage the current position, behavior, etc. of the moving object or person to be managed, and it is possible to obtain a remarkable effect that communication and capture in an emergency can be easily performed.

[Brief description of drawings]

FIG. 1 is a configuration diagram of a first embodiment of the present invention.

FIG. 2 is a configuration diagram of a second embodiment of the present invention.

FIG. 3 is a block diagram of a mobile terminal device on the elderly (searchee) side.

FIG. 4 is a diagram of a safety confirmation mobile terminal device on the caregiver (searcher) side.

[Explanation of symbols]

 1 Elderly people requiring long-term care during outdoor activities (wandering elders, etc.) 2 Caregivers (explorers) seeking protection 3 Mobile terminal devices for the elderly (GPS receiver + PHS) 4 Satellites 5 Radio base stations such as PHS 1 5'PHS, etc. Wireless base station 2 6 Safety confirmation mobile terminal device 7 Public network 8 Telephone line 9 Home or facility 10 Standard fixed station 11 Family or caregiver 12 PHS card 13 PHS card antenna 14 GPS receiver 15 GPS receiving antenna 16 Signal processing unit 17 Battery 18 Microphone / speaker with amplifier 19 Emergency call button 20 Interface for expansion (biometric signal input unit) 21 Interface 1 22 Interface 2 23 Map 24 Screen display unit 25 Operation unit 26 Safety confirmation mobile terminal device PHS card 27 Finder side safety confirmation for mobile terminal device GPS card 28 Position display mark for the elderly (searchee) 29 Position display mark for searcher side 30 Magnet 31 Biometric device

Claims (13)

[Claims] 1. A GPS (Grobal Positioning) for detecting position information such as latitude, longitude and altitude by receiving radio waves from a satellite.
System) and PHS (Personal Handy-phon System) and other devices that connect wirelessly configured mobile phones are attached to a position detection object, and the searcher calls the mobile phone to detect the position. The position information of the object is detected from the GPS, the position information detection signal is transmitted to the mobile phone, and the mobile phone sends the position information to the searcher so that the searcher can detect the position detected object. A position detection method for detecting a position. 2. A GPS (Grobal Positioning) for receiving position information such as latitude, longitude and altitude by receiving radio waves from a satellite.
System) and a mobile-side device that is connected to a wireless mobile phone such as a PHS (Personal Handy-phon System), and a display device that displays position information sent by the searcher from the mobile-side device. The position information of the detected object is detected from the GPS by the searcher calling the mobile phone, the position information detection signal is transmitted to the mobile phone, and the mobile phone transmits the position information. A position detection device which sends the information to the display device and detects the position of the position detection object. 3. The position detecting device according to claim 2, wherein the mobile device can input a signal measured by the biometric device. 4. The system automatically operates when leaving a specific area, receives position information from GPS at fixed time intervals, accumulates time and position information, and saves activity route data of the wearer. The position detection device described. 5. A PHS telephone function is provided, and GPS position information received by the PHS is displayed on the display unit of the search-side portable terminal, and a person (searchee) / moving object mark is displayed. The position detection device according to item 2. 6. The position detecting device according to claim 2, which has a GPS function and displays the position of the searcher himself / herself on a map. 7. The position detecting device according to claim 2, wherein an antenna is provided on a hat or the like and the position information of the person is displayed by GPS. 8. Position information is calculated using radio waves from a plurality of satellites. Position information is calculated by comparing and calculating the range of the position of the base station of the PHS that communicates by receiving radio waves from the base station closest to the GPS position. The position detecting device according to claim 2. 9. The position detecting device according to claim 2, further comprising an emergency call button for notifying an abnormality on the searched side. 10. A GP of each device having a fixed station that does not move.
The position information received by S is once transmitted to a fixed station by a wireless telephone such as PHS, the error signal with the reference value is counted, and the calculated position information data of each device is returned to the searcher side to return the position. The position detecting device according to claim 2, which displays the position. 11. The position detecting device according to claim 2, wherein position information of the search target person and position information of the searcher are notified to the searcher by voice. 12. The position detecting device according to claim 2, wherein the position information of the search target person and the position information of the searcher are notified to the searcher by characters. 13. When the GPS possessed by the mobile object cannot be received from the satellite due to radio wave obstacles or the like, after the predetermined time has passed, the position display of the pre-detection of the GPS is stopped, and the PHS possessed by the mobile object. 3. The position detection system for specifying the wireless base station that has received the message is switched to.
The position detection device described.