JP2007295201A - Mobile radio terminal system and mobile radio terminal - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To automatically and highly accurately acquire position information of a mobile radio terminal, and to immediately perform coping by automatically issuing alarm, displaying an existing location, displaying a return route to a specified area, etc., such as an original area or home, and performing notification (displaying) even to another mobile radio terminal when a possessor gets out of a prescribed area. <P>SOLUTION: A mobile phone 1 normally acquires minute position information by using a GPS positioning function. When the possessor gets out of the predetermined area, the possessor is automatically notified of an effect that he/she gets out of the area with alarm sound, etc. Then, the existing location or the route to a determined spot such as the specified area or home is automatically displayed in a display part. The effect of getting out of the area and the existing position information, etc., are reported to another specified mobile phone 2. Moreover, the position out of the area is displayed on the map, etc, of the display part in the mobile phone 2. Even when the possessor returns the prescribed area such as home, notification or displaying is performed. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a portable wireless terminal with a GPS function, and more particularly to a portable wireless terminal system and a portable wireless terminal having a function of providing a warning and position information to owners and related parties.

  In recent years, mobile phones having a GPS function have been developed, and acquisition of position information is easy. This mobile phone has a mechanism in which the current position of the user can be confirmed by acquiring and displaying the position information of the owner.

  However, in such a conventional method, it is necessary to operate the mobile phone itself in order to acquire position information, and it is difficult to operate even if it is carried by a child or an elderly person. It is difficult for the owner of the mobile phone or the person concerned to know that he / she has gone out of the predetermined area.

  In addition, as a mobile phone for notifying the behavior of the owner of the mobile phone to the supervisor, it is set in advance when the mobile phone goes out of a specific area based on the area information of the base station of the mobile phone system. A mobile phone has been proposed in which a caller can automatically make a call and send a message such as "Moved" or "Goed out" so that the called party can obtain current information. (See Patent Document 1).

Furthermore, a mobile phone that issues an alarm to the owner is a mobile phone that acquires current position information by a GPS receiver and executes a pre-stored procedure when it is detected that it has moved outside the target position range. There is a known mobile phone that can be used in such a way as to walk in an unfamiliar place, etc. when it is more than a set distance away from the departure point, and to be alerted to turn it back (see Patent Document 2, paragraph 0032). In addition, the location information was downloaded by accessing the map database of mountain climbing courses on the network, the location information was compared with the current location information by GPS signals, and when the difference exceeded the set value, the planned course was missed. A portable information terminal that generates an alarm to indicate this is also known (see Patent Document 3).
Japanese Patent Laid-Open No. 2003-023652 JP 2002-44271 A JP 2004-53522 A

  In a mobile phone that uses area information of a base station (Patent Document 1), the base station area itself cannot define an accurate area or position, and there is an overlapping area between areas, so that accurate position information can be obtained. Since it is not specified, it is difficult to obtain accurate area information necessary for a child or elderly person who is lost or missing, and to obtain a preset area (information) arbitrarily and with high accuracy Is impossible.

  In addition, the cellular phone using the GPS reception information (Patent Documents 2 and 3) can set the area information with high accuracy, but it simply gives an alarm to the owner when moving outside the target position range or the planned course. In many cases, it is difficult for a lost child or an elderly person to return to the original area.

(the purpose)
Accordingly, an object of the present invention is to solve the above-described problems, and automatically and highly accurately acquires position information of a portable wireless terminal, and the original information is obtained when the owner of the portable wireless terminal leaves a predetermined area. It is an object of the present invention to provide a portable wireless terminal system and a portable wireless terminal that can easily cope with returning to the area.

  Another object of the present invention is to automatically perform alarm, warning display and current location display on the portable wireless terminal when the owner of the portable wireless terminal leaves a predetermined area, and notify other portable wireless terminals. It is to provide a portable wireless terminal system and a portable wireless terminal (displayed).

  Another object of the present invention is to provide a portable radio capable of automatically displaying a route back to the original area or a specific area such as home when the owner of the portable radio terminal leaves a predetermined area. It is to provide a terminal system and a portable wireless terminal.

  The cellular phone system of the present invention periodically measures position information by a GPS positioning function, and automatically detects a warning when it detects that it has gone out of a preset area, and information on movement outside the area. And a second portable wireless terminal that receives movement information outside the area, and the first portable wireless terminal moves in the area or in advance after moving outside the area. When returning to the set specific area, the return from the first portable wireless terminal to the second portable wireless terminal is notified.

  In addition, the first portable wireless terminal has a navigation function, and when it is detected that the first portable wireless terminal has gone out of a preset area, a return route to return to the current location and the area or a preset specific area on the display unit When the first portable wireless terminal returns to the area or the preset specific area after moving out of the area, the current location of the display unit and the area or the preset is set in advance. The display of the route back to the specific area is stopped, and the warning notification is stopped when the first portable wireless terminal returns to the specific area set in advance or within the area after moving outside the area. To do.

  The portable wireless terminal of the present invention includes an area storage unit (area storage function) for storing a preset area, a GPS positioning unit (GPS positioning function) for periodically measuring current position information, and the measured position information. Comparing means (comparison function) for detecting whether or not the area is within, an alarm means (alarm function) for notifying the alarm when the comparing means detects that the position information is outside the area, and a display unit A display means (display function) for displaying that the present location or outside the preset area, and an automatic transmission means (automatic transmission function) for notifying other mobile wireless terminals of movement outside the area, or An area storage means for storing a preset area; a GPS positioning means for periodically measuring current position information; and a comparator for detecting whether the measured position information is within the area. And an alarm means for informing an alarm when the comparison means detects that the position information is outside the area, and a navigation display means for displaying the current location and a return path to a preset specific area on a display unit ( Navigation display function) and automatic transmission means for notifying other portable wireless terminals of movement outside the area.

  Further, when the comparison means detects that it has returned to the specified area set in advance or within the area after moving outside the area, the automatic transmission means sends the other portable wireless terminal to the specified area within the area or specified area. The automatic transmission means also transmits position information when notification of movement out of the area, and the other portable wireless terminal transmits the position information. A display means for displaying information on a map is provided.

  The portable wireless terminal of the present invention is configured as a cellular phone (1), and by using a GPS positioning function (GPS function), detailed location information is always acquired, and when it is out of a predetermined area, it is automatically In addition, an alarm for notifying that the user has left the area is notified, and the route to a predetermined point such as the present location or a predetermined area or home is automatically displayed on the display unit (13). Further, the fact that the user has been out of the area and the current position information is reported to another specific mobile phone (2). Further, a position outside the area is displayed on the map on the display unit of the mobile phone (2). This is also notified or displayed when returning to a predetermined area such as home. Unlike the method using the area information from the base station (3) because the mobile phone (1) uses the GPS function, the mobile phone owner (related person) displays an accurate and detailed return path, and the accurate position. Provision of information and reliable and immediate alarm generation can be realized (see FIGS. 3 and 6).

  According to the present invention, when the mobile radio terminal (mobile phone) goes out of the predetermined setting area, the alarm is automatically generated, the display indicating that the mobile phone has left the area, etc. In addition, since it is notified to other portable wireless terminals such as those outside the setting area and its accurate location information, the parties concerned can respond immediately, and get lost or missing Can be avoided in advance.

  In addition, the navigation display function automatically displays the return path on the display unit of the mobile wireless terminal, so that even if the owner of the mobile phone falls into a lost state or the like, it can enter a specific area such as home. It is possible to return easily.

  In particular, the alarm sound of the mobile wireless terminal, the current location on the map, the display of the return path, etc. are automatically performed, so that even those who are unfamiliar with the operation of the mobile wireless terminal with GPS function can be sure. It is possible to recognize that the vehicle has gone out of the area, and the route to the preset area is executed without performing any special operation, so that it is possible to easily understand how to return to the area.

  As described above, according to the present invention, it is possible for a related person to immediately acquire the behavior of the owner of the portable wireless terminal moving outside the setting area and the accurate position information at the time. It is possible to advise return to the area by contact from other portable wireless terminals (telephone contact), etc. For those who own portable wireless terminals, highly accurate location information by GPS function, details Therefore, it is possible to reliably return to a specific area or the like that is voluntarily determined even when there is no contact from the related person.

(Embodiment 1)
An embodiment in which a cellular phone is used as the portable wireless terminal of the present invention will be described in detail below.
(Description of configuration)
FIG. 1 is a diagram showing an overall configuration of an embodiment of a cellular phone system according to the present invention. This embodiment is composed of a mobile phone 1 held by a child, a mobile phone 2 held by a related person such as a parent, a base station 3 of a mobile phone system, and a GPS satellite 4 of a GPS positioning system. The

  In the present embodiment, the mobile phone 1 is a mobile phone equipped with a GPS positioning function (GPS function), and the mobile phone 1 automatically receives signals from GPS satellites at predetermined time intervals and measures position information. Functions for displaying alarms and warnings, storing map information, displaying a map on the display unit, and displaying the position of the current mobile phone itself on the map with a mark display, etc. Have.

  FIG. 2 is a block diagram showing a configuration of the mobile phone according to the present embodiment. The cellular phone 1 includes an operation unit 11 including a numeric keypad, various character inputs, various function control switches, a storage unit 14 to which various information storage areas are allocated, wireless communication for a call via a base station, A radio unit 16 that receives positioning information of GPS satellites, an antenna 17 that is connected to the radio unit 16 and includes a transmission / reception antenna between base stations and an antenna for receiving positioning information from GPS satellites, and an LCD panel that displays a map A display unit 13 composed of, etc., a speaker unit 15 for sounding an alarm sound, etc., and incoming / outgoing calls, communication control, various menus, calls, mail creation, transmission / reception, Internet browsing, In addition to functions such as display control, acquisition of position information by positioning calculation, comparison function between current position of mobile phone and setting area, alarm function, warning text, etc. And a control unit 12 for an automatic transmission function 125 to the display function and another mobile phone to display the Hometown like on the display unit 13. Further, the mobile phone 2 may be configured to have a normal function, and has an automatic reception function capable of automatically receiving a call by the automatic transmission function from the mobile phone 1 and informing and displaying the received signal. It can comprise so that it may be provided.

  More detailed configurations and functions of the storage unit 14 and the control unit 12 which are main blocks of the mobile phone 1 in the present embodiment are as follows.

  An area storage area 141, a position information storage area 142, and a map information storage area 143 are allocated to the storage unit 14. Here, the area storage area 141 is an area (setting area) set in advance by setting a specific location and radius data on the map, setting a predetermined shape area, setting an address, or the like by an input operation from the operation unit 11 or the like. Is stored as boundary or area information, and the position information storage area 142 is a storage area for storing the position information of the mobile phone 1 itself measured based on a received signal from a GPS satellite. The map information storage area 143 is a storage area for displaying a map on the display unit 13 and storing map data that can be used for setting each area, displaying the current location, and the like.

  The control unit 12 includes a ROM for storing various processing programs including a signal processing CPU and a control program such as an OS, a RAM for various data processing, a VRAM for display, and the like. The control unit (CPU) 12 is controlled by the program, and the control unit 12 has a position information acquisition function (means) 121, a comparison function (means) 122, and an alarm function (means) 123 in addition to the communication function described above as a mobile phone. Each function (means) such as a display function (means) 124 and an automatic transmission function (means) 125 is realized. Each function of the control unit 12 is as follows.

  The position information acquisition function 121 has a GPS positioning function, calculates the position of the mobile phone 1 based on a received signal from the GPS satellite 4, periodically generates and acquires position information, and the acquired position information The information is stored in the information storage area 142 and used for processing described later.

  The comparison function 122 compares the acquired position information with the area information stored in the area storage area 141 of the storage unit 14 to determine whether or not the mobile phone 1 is located within the setting area. If it judges, the 1st detection signal which shows the outside of an area will be output. In addition, when it is determined that it is located within the setting area after determination outside the area, a second detection signal indicating the inside of the setting area is output. The alarm function 123 starts its operation in response to the output of the first detection signal, drives the speaker unit 15 to sound an alarm sound, and warns the owner of the mobile phone 1. Also, the alarm sound is stopped by the output of the second detection signal.

  The display function 124 displays a warning indicating that it has gone out of the setting area based on the output of the first detection signal, and / or reads map data from the map information storage area 143 and uses the VRAM or the like on the display unit 13. A function of displaying a map and displaying a mark or the like on the map so as to indicate the position of the mobile phone based on the position information periodically acquired by the position information acquisition function 121; 2 has a function of stopping the display by the output of the second detection signal.

  The automatic transmission function 125 makes a call to the mobile phone 2 owned by a party by the output of the first detection signal, notifies the mobile phone 1 to move out of the area, and the mobile phone by the second detection signal. Notification of return to area 1 In addition, the automatic transmission function 125 can be configured to notify the mobile phone 2 that the mobile phone 2 has gone out of the area together with its position information.

  With the above configuration, the cellular phone 1 periodically acquires the current location information by the GPS function, and compares the current location with the area information preset in the storage unit 14 every time the location information is acquired. When the mobile phone is already out of the area or goes out of the area while moving, an alarm sound is emitted from the speaker unit 15 of the mobile phone 1 and a warning or the like indicating that the mobile phone 1 is out of the area is displayed on the display unit 13. The alarm sound and warning display are stopped by the output of the second detection signal. In addition, the mobile phone 2 such as a related party set in advance is notified that the mobile phone 1 has gone out of the area and returned to the area.

(Description of operation)
Next, the operation of the present embodiment will be described in detail.
FIG. 3 shows a flowchart of the present embodiment. As an operation example of the present embodiment, a case will be described in which a child possesses the mobile phone 1 and a parent possesses the mobile phone 2.

  First, for example, a range of a certain radius from a specific point such as a home is defined as a setting area, and information on each area is input from the operation unit 11 to the mobile phone 1 to be held by the child.

  The mobile phone 1 thereafter repeats the operation of receiving positioning signals from GPS satellites at regular time intervals, and the position information acquisition function 121 of the control unit 12 calculates and outputs position information (current location) each time (step s1). ), The comparison function 122 determines whether or not the position information acquired at every position information acquisition cycle or every integral multiple thereof is within the set area (step s2). The acquired position information is stored in the position information storage area 142 as history information.

  If it is determined in step s2 that the position information is within the setting area (step s1, YES), the same operation is repeated, but if it is determined that the position information is outside the setting area due to the movement of the mobile phone 1 (step s1, NO), control is performed. The alarm function 123 of the unit 12 is activated (step s3), an alarm is sounded by the speaker unit 15 and a warning is given to the owner (step s4), and the display function 124 is activated to indicate that it is out of the area. Then, the map data in the map information storage area 142 is read, and the display unit 13 displays either or both of the display of the current location on the map including the area (step s5).

  In addition, the automatic transmission function 124 of the control unit 12 is activated, a call is made to the mobile phone 2 possessed by the parent, a notification that the mobile phone 1 has moved out of the setting area, and the current location of the mobile phone 1 by the setting. The position information is transmitted (step s6).

  Thereafter, the position information acquisition function 121 continues to acquire position information at regular time intervals (step s7), and the comparison function 122 similarly determines whether the position information is within the set area at every position information acquisition cycle or an integer multiple thereof. Is determined, that is, whether or not it has returned to the setting area this time (step s8).

  If the current location is outside the set area in step s8 (step s8, NO), the alarm state is continued, and if the current location is determined to be within the set area by the movement of the mobile phone 1 (step s8, YES), the alarm function 123 and the display function 124 are stopped, the alarm sound of the speaker unit 15 is stopped (step s9), and the warning display is stopped (step s10). Further, the mobile phone 2 is notified that the mobile phone 1 has moved (returned) into the setting area (step s11), and the process returns to the first position information acquisition step s1.

  As described above, when the child moves out of the setting area, an alarm is sounded and a warning is displayed on the mobile phone 1 so that the mobile phone 1 can be expected to return to the setting area. Since the notification of the movement to the outside can be received, a quick response such as calling the mobile phone 1 and instructing the return to the area such as home can be performed.

(Embodiment 2)
In the first embodiment described above, an example of displaying a warning that the vehicle has gone out of the setting area by outputting the first detection signal is displayed on the map on the display unit based on the position information acquired periodically. Although an example in which the position of the mobile phone 1 is displayed in an overlapping manner has been shown, the mobile phone 1 can be configured to display the current location and return path into the area by providing a navigation display function using a GPS function. In addition, when the mobile phone 2 can display position information on a map because the GPS function is installed, the mobile phone 2 is also configured to display the position of the mobile phone 1 on the map. can do.

  FIG. 4 is a diagram showing an overall configuration of the second embodiment. A cellular phone 1 possessed by a child, a cellular phone 2 possessed by a related person such as a parent, a base station 3 of the cellular phone system, and a GPS satellite 4 of the GPS positioning system.

  In the present embodiment, each of the mobile phones 1 and 2 is a mobile phone equipped with a GPS function, and the mobile phone 1 automatically receives a signal from a GPS satellite at a predetermined time interval and measures position information. It has a function, a function for displaying and displaying warning alarms, a function for storing map information, a navigation function for displaying a map on the display unit, and performing a return to the current location and area by a mark display or the like based on the acquired position information.

  FIG. 5 is a block diagram showing a configuration of the mobile phone 1 according to the present embodiment. The cellular phone 1 according to the present embodiment basically has the same function as that of the first embodiment shown in FIG. 2 except that the control unit 12 includes a navigation display function 126 instead of the display function. . That is, in FIG. 5, functions having the same reference numerals as those in FIG. 2 are the same as the functions described in FIG. 2.

  The navigation display function 126 reads map data from the map information storage area 143 by outputting the first detection signal and displays a map on the display unit 13 by using a VRAM or the like. Based on the acquired position information, the function is activated by the first detection signal from the comparison function 122, the function of displaying a mark or the like on the map so as to indicate the position of the mobile phone 1, and setting with the map data It has a function to search and display directions to the area. The automatic transmission function 127 makes a call to the mobile phone 2 owned by a party by the output of the first detection signal, notifies the movement of the mobile phone 1 out of the area and the position information thereof, and the second detection It has a function of notifying the return to the area of the mobile phone 1 and its position information by a signal.

  On the other hand, the mobile phone 2 may have basically the same functions as the mobile phone 1 except for the comparison function 122 and the automatic transmission function 127, and at least the control unit has the alarm function 123 and the display shown in FIG. A function similar to the function 124 may be provided. For example, as a mobile phone having a GPS function, the operation unit 11 shown in FIG. 2, the storage unit 14 to which various information storage areas are allocated, wireless communication for calls via a base station, and GPS satellite positioning information are received. A radio unit 16 that is connected to the radio unit 16 and an antenna 17 that is an antenna for transmission / reception between base stations and an antenna for receiving positioning information from a GPS satellite, and a display unit 13 that is an LCD panel or the like that displays a map. In addition to the above-mentioned functions such as incoming / outgoing calls, communication control, and display control, the speaker unit 15 that emits a warning sound and the like is connected to each of the above-described units. The control unit 12 is provided with a display function for displaying on the display unit 13 a notification sentence, a current location, and the like of moving out of the area from 1 and returning to the area. That is, when the mobile phone 2 is also equipped with a GPS function, a warning or position information is automatically received and displayed by automatic transmission from the mobile phone 1 when an alarm occurs, and the position information of the mobile phone 1 is immediately displayed. Is preferably configured to be able to be confirmed.

  With the above configuration, the cellular phone 1 periodically acquires the current location position information by the GPS function, and the area set in advance in the storage unit 14 every time the position information is acquired or every integer multiple cycle as described above. Compare the information with the current location, and if the current location is already out of the area, or if the current location goes out of the area while moving, an alarm sound will be generated at the speaker unit 15 of the mobile phone 1 by the output of the first detection signal Then, a warning to the effect that the mobile phone 1 is out of the area is displayed on the display unit 13, and further, a call is made to the mobile phone 2 of a related party or the like set in advance to notify that the mobile phone 1 is out of the area. The mobile phone 2 transmits the location information, notifies an alarm indicating that the mobile phone 2 has gone out of the area, and displays a mark or the like at the location of the mobile phone 1 on the map by the transmitted location information. Further, the output of the second detection signal stops the ringing of the alarm sound and the warning display of the mobile phone 1, stops the notification of the warning and the like of the mobile phone 2, and stops the display on the display unit.

(Description of operation)
FIG. 6 is a diagram showing a flowchart of the second embodiment. As an example of the operation of the second embodiment, a case where a child possesses the mobile phone 1 and a parent possesses the mobile phone 2 will be described.

  First, for example, a range of a certain radius from a specific point such as a home is defined as a setting area, and information on each area is input from the operation unit 11 to the mobile phone 1 to be held by the child.

  The cellular phone 1 then repeats the operation of receiving positioning signals from GPS satellites at regular time intervals, and the position information acquisition function 121 of the control unit 12 calculates and outputs the current location each time (step s1), and the comparison function 122 determines whether the acquired position information is within the setting area (step s2). The acquired position information is stored in the position information storage area 142 as history information.

  If it is determined in step s2 that the position information is within the setting area (step s1, YES), the same operation is repeated, but if it is determined that the position information is outside the setting area due to the movement of the mobile phone 1 (step s1, NO), control is performed. The alarm function 123 of the unit 12 is activated (step s3), an alarm is sounded by the speaker unit 15 to give a warning to the owner (step s4), and the navigation display function 127 is activated to indicate that the area is out of the area or the area Display the map data in the map information storage area 142, display the return route on the map, or based on the past outbound history information stored in the position information storage area 142, the display unit The current location and the route to the area are displayed on the map including the area (step s12).

  In addition, the automatic transmission function 124 of the control unit 12 is activated, a call is made to the cellular phone 2 possessed by the parent, a notification that the cellular phone 1 has moved out of the setting area, and the current location information of the cellular phone 1 are displayed. Transmit (step s6).

  Thereafter, the position information acquisition function 121 continues to acquire position information at regular time intervals (step s7), and the comparison function 122 determines whether or not it is within the setting area, that is, returns to the setting area this time. It is determined in a similar cycle whether or not it has been (step s8).

  If the current location is outside the set area in step s8 (step s8, NO), the alarm state is continued, and if the current location is determined to be within the set area by the movement of the mobile phone 1 (step s8, YES), the alarm function 123 and the display function 124 are stopped, the alarm sound of the speaker unit 15 is stopped (step s9), and the warning display is stopped (step s10). Further, the mobile phone 2 is notified that the mobile phone 1 has moved (returned) into the setting area (step s11), and the process returns to the first position information acquisition step s1.

  As described above, when the child moves out of the setting area, the mobile phone 1 can be expected to return to the setting area by sounding an alarm, displaying a warning, and displaying a return route to the area. On the parent side, the mobile phone 2 can move outside the setting area and receive a notification of the current location on the map of the mobile phone 1, so that the mobile phone 1 can be called to return to the home or other area. It is possible to respond quickly.

(Other embodiments)
In the above embodiment, after the mobile phone 1 has moved out of the setting area, the example in which the comparison target of the position information when outputting the second detection signal by the comparison function 122 is the same setting area has been described. As an object to be compared, for example, an area (specific area) narrower than the set area, such as an area such as home, is suitable for guiding the owner of the mobile phone 1 to return home. In other words, in the first embodiment, the alarm sound or the like is stopped when returning to a specific area such as home, and the mobile phone 2 is notified of the return to the specific area. When returning to a specific area such as home, an alarm sound, display of directions, etc. are stopped, and the mobile phone 2 is notified of the return to the specific area.

  In this case, in the area storage area 141, in addition to a setting area determined in advance by an input operation from the operation unit 11, a narrower specific area such as a home in the area is also stored as boundary or area information. After the output of the first detection signal of the comparison function 122, the measured position information is compared with the specific area to determine whether it is within the specific area, and if it is within the specific area, the second detection signal is Configure to output.

  Moreover, in the above embodiment, when the mobile phone 1 does not require a map display when an alarm is generated, it is possible to select a setting for not displaying the map on the display unit 13 only as an alarm display.

  Furthermore, even if the mobile phone 1 or 2 is in a mode setting selection state where the ring tone does not sound, such as the manner mode and the drive mode, it is possible to select the setting to force the alarm sound to sound when an alarm occurs. can do. Needless to say, it is possible to arbitrarily set whether or not an alarm sound is sounded or displayed in the alarm state of the mobile phone 1.

It is a figure which shows the whole structure of Embodiment 1 of the mobile telephone system of this invention. 1 is a diagram illustrating a block configuration of a mobile phone 1 according to Embodiment 1. FIG. FIG. 3 is a diagram showing a flowchart of the first embodiment. It is a figure which shows the whole structure of other Embodiment 2 of this invention. 6 is a block diagram illustrating a configuration of a mobile phone 1 according to a second embodiment. FIG. FIG. 10 is a diagram illustrating a flowchart of the second embodiment.

Explanation of symbols

1, 2 Cellular phone 3 Base station 4 GPS satellite 11 Operation unit 12 Control unit 13 Display unit 14 Storage unit 15 Speaker unit 16 Radio unit 17 Antenna unit

Claims (10)

A first portable radio that periodically measures position information by a GPS positioning function, automatically notifies a warning when it detects that the vehicle has gone out of a preset area, and transmits movement information outside the area. A portable wireless terminal system comprising a terminal and a second portable wireless terminal that receives movement information outside the area. When the first portable wireless terminal returns to the inside of the area or the preset specific area after moving outside the area, the return from the first portable wireless terminal to the second portable wireless terminal into the area The portable wireless terminal system according to claim 1, wherein: The first portable radio terminal has a navigation function, and when it detects that it has gone out of a preset area, it displays a current location and a return route to return to the specified area within the area or a preset area on the display unit. The portable wireless terminal system according to claim 1, further comprising: When the first portable wireless terminal returns to the inside of the area or a preset specific area after moving outside the area, the current location of the display unit and the route to return to the inside of the area or the preset specific area 4. The portable wireless terminal system according to claim 1, wherein the display is stopped. 5. The warning notification is stopped when the first portable wireless terminal returns to the inside of the area or a preset specific area after moving outside the area. 6. Portable wireless terminal system. The area storage means for storing a preset area, the GPS positioning means for periodically measuring the current position information, the comparison means for detecting whether the measured position information is within the area, and the comparison means When it is detected that the position information is outside the area, an alarm means for notifying the alarm, a display means for displaying that the current position or the preset area is not displayed on the display unit, and the area on the other portable wireless terminal A portable wireless terminal comprising: automatic transmission means for notifying movement outside. The area storage means for storing a preset area, the GPS positioning means for periodically measuring the current position information, the comparison means for detecting whether the measured position information is within the area, and the comparison means When it is detected that the position information is outside the area, an alarm means for informing an alarm, a navigation display means for displaying the current location and a return route to a preset specific area on a display unit, and other portable wireless terminals A portable wireless terminal comprising: automatic transmission means for notifying movement out of the area. When the comparison means detects that the area has returned to the specified area after the movement outside the area, the automatic transmission means sends the other portable wireless terminal to the area or the specified area. The portable wireless terminal according to claim 6 or 7, wherein a return is notified. The output of the alarm and the display on the display unit are stopped when detecting that the comparison means has returned to the inside of the area or a preset specific area after moving outside the area. Item 9. The portable wireless terminal according to Item 6, 7 or 8. The automatic transmission means also transmits position information at the time of notification of movement outside the area, and the other portable wireless terminal includes a display means for displaying the position information on a map. The portable wireless terminal according to 8 or 9.

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