JP2011182375A - Tracking and future position prediction of lost personal computer and compact electronic apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a mechanism allowing a user to acquire information of a position and a date at which a personal computer and a compact electronic apparatus have encountered loss/theft from a GPS or the like, to record them in a log server device, and appropriately to browse them by a web server device. <P>SOLUTION: When a personal computer and a compact electronic apparatus encounter loss/theft, positional information terminal connected to the personal computer and the compact electronic apparatus acquires positional information and a date by a plurality of satellites such as GPSs, connects the positional information and the date recorded in a memory to the Internet by a radio communication means such as WiMAX, and transmits the positional information and the date to a log server device. The positional information acquired by the log server device is appropriately browsed by a user who connects to a web server device via the Internet. In the web server device, a plurality of pieces of positional information and a plurality of dates are displayed on a map and a photograph. A future position is also displayed by being predicted from the plurality of pieces of positional information and the plurality of dates. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a tracking and future position prediction system for lost personal computers and small electronic devices, and a method, a program, and a mobile terminal.

There are systems and services that provide position information monitoring systems that use the provision of position information for anti-theft measures and obtain position information of stolen vehicles. In this system, the position information terminal measures its own position using GPS or the like, and receives the current position request signal from the position monitoring center, and transmits the measured current position information. The position monitoring center takes appropriate measures based on the received position information.
(For example, see Patent Document 1)

  For example, when a position information terminal receives a current position request signal from a position monitoring center, the positioning method such as GPS calculates its own position information based on the GPS signal received from a satellite such as GPS, and the calculated position information Is transmitted to the position monitoring center.

In addition to providing the location information of the stolen vehicle, a location information terminal and a location monitoring center capable of acquiring an accurate location by an appropriate positioning method according to the situation by combining a positioning method such as GPS and location information by RFID are provided. System exists.
(For example, see Patent Document 2)

JP 2001-343446 A JP 2008-58203 A

  However, in the above-described in-vehicle position information terminal (Patent Document 1) and the system (Patent Document 2) that provides the position information terminal and the position management center, the personal computer and the small electronic device cannot be physically combined with the position information terminal. However, there is a problem that it cannot cope with theft or loss of personal computers and small electronic devices. When a personal computer and a small electronic device are lost or stolen, the personal computer and the small electronic device need to be physically coupled to the position information terminal that has acquired the position information and date and time using GPS or the like.

  Moreover, in the system (Patent Document 2) that provides the above-described position information terminal and position management center, there is a problem that a plurality of position information and date / time are recorded as a log, and a future position cannot be estimated. Since the information inferring the future position is information necessary for recovering the lost item, a service for providing information inferring the future position is required.

  There is also software for acquiring location information of a personal computer. However, there is a problem in that location information cannot be acquired unless the personal computer is activated and connected to the Internet. Therefore, it is necessary to use a location information terminal different from the personal computer.

  In addition, in the method (Patent Document 2) in which the position information of the position information terminal acquired by GPS or the like is transmitted to the position monitoring center and appropriately processed, the user must perform operations and complicated processing by the position monitoring center. There is a problem that it takes cost and time to reach the user because the information does not reach the user. Therefore, the location information and the date and time and the identification ID of the location information terminal are automatically transmitted from the location information terminal to the log server device connected to the Internet, and the location information and the date and time saved are automatically saved in the log server device. Must be freely viewable by users.

  In order to solve the above problems, a position information terminal independent of a personal computer or a small electronic device according to claim 1 of the present invention calculates a current position based on a satellite signal receiving unit such as a GPS and a satellite signal such as a GPS. Position information acquisition control unit that acquires position information and date and time of a position information terminal by positioning means such as GPS, a memory that records a plurality of position information and date and time, a wireless that controls transmission and reception with a server device via a wireless line and the Internet A control unit and a wireless communication unit that performs wireless communication are provided. In addition, the location information terminal is equipped with a wire, etc., and can be physically connected to a personal computer or small electronic device, and the location information and date / time can be displayed to the user without leaving the lost personal computer or small electronic device. It is possible to provide to.

  A wireless connection service such as WiMAX connected to the Internet is used for wireless communication in which the position information terminal according to claim 2 of the present invention transmits a plurality of position information and date and time. It receives satellite signals such as GPS and continues to record the calculated location information and date and time of the location information terminal in the memory at regular time intervals. If recording is continued until the upper limit of the positional information and date / time data amount of the predetermined positional information terminal is reached and the positional information and date / time are sent to the memory exceeding the upper limit, the location information and date / time recorded from the oldest date / time will be used. Erase sequentially and record new location information and date and time. When the position information terminal receives a signal sent from the web server device to instruct the log server device to transmit the position information and date / time recorded in the memory, the plurality of position information and date / time recorded in the memory are Transmission is performed from a wireless communication unit in the position information terminal to the log server device using a wireless connection service such as WiMAX. The log server device that has received the location information and the date and time automatically records the location information and the date and time and the identification ID of the location information device used in the wireless connection service such as WiMAX.

  The log server device that has received the location information and date / time of the location information terminal according to claim 3 of the present invention automatically records the location information, date / time and the identification ID of the location information device as a log. In order to provide the user with a log browsing service, logs are transmitted and received between the log server device that records the log and the web server device, and the web server device can view the log. Also, the web server device that has received the log performs software processing so as to indicate the position, movement route, and date / time of the location information terminal based on the log on the map and the photograph, so that the user can freely browse.

  In the web server device according to claim 4 of the present invention, calculation is performed so as to predict the future position of the position information terminal, and the calculated position is displayed on a map or a photograph. Prediction is based on the latest position information displayed on the map and photo of the web server device as a base point, connecting the non-latest position information with a straight line and extending the straight line in the direction of the latest position information. Displays the enclosed inverted triangular pyramid range. The distance of the straight line is a distance obtained by extending the straight line on the assumption that the same distance is moved at the same time. In addition, all location information and date and time recorded in the past are displayed on a map and a photograph, thereby helping to predict a misplaced point. All future position predictions are automatically processed by software.

  Because location information terminals are independent from personal computers and small electronic devices, it is possible to obtain location information and date / time using GPS satellite signals even when personal computers and small terminal devices are not activated or not connected to a network. It is.

  The location information terminal can be physically connected to a personal computer and a small electronic device, so that the personal computer and the small electronic device do not exist at the position of the positional information transmitted to the log server device etc. Increase the possibility of avoiding.

  Since the location information terminal is independent of the personal computer and the small electronic device, it supplies electricity by battery, but it can be charged while the personal computer and the small electronic device are activated by providing a USB terminal etc. It is.

  By using a wireless connection service such as WiMAX that is the latest technical standard for the wireless used when transmitting location information from the location information terminal to the log server device, it becomes possible to connect to the Internet at a low cost, with a large capacity. Since data communication becomes possible, it is possible to instantaneously transmit a plurality of more detailed position information at lower cost.

  Calculate to predict the future location of the location information terminal and display it on the map and photo.

It is a block diagram which sends the positional information and date and time of the positional information terminal in this invention to a log server apparatus, and enables browsing with a web server apparatus. It is a block diagram of the location information terminal in this invention.

1 .... Satellites such as GPS 2 .... Position information terminal 3 .... Radio antenna 4 .... Internet 5 .... Log server device 6... Web server device 10... Position information terminal 11... GPS satellite signal receiving unit 12. ······ Memory 14 ································ 15

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. The personal computer and the small electronic device in FIG. 1 are physically coupled to the position information terminal 2 by a wire or the like. Therefore, the position information terminal 2 exists at the same position as the lost position of the personal computer and the small electronic device. The device used for connection is not limited to a wire, but includes screws and adhesives.

  As shown in FIG. 1, the position information terminal 2 receives position specifying signals output from a plurality of artificial satellites 1 such as GPS, and acquires position information and date and time. The position information terminal 2 continuously receives the position specifying signals output from the plurality of artificial satellites 1 such as GPS, and sequentially records the position information and the date and time acquired at regular time intervals. When the position information terminal 2 receives a signal instructing transmission of the position information and the date / time from the web server device 6, the position information terminal 2 transmits the recorded position information and date / time to the log server device 5. The transmission path uses wireless such as WiMAX from the location information terminal 2, connects to the Internet 4 via the wireless antenna 3, and connects to the log server device 5.

  Note that the plurality of artificial satellites 1 such as GPS include artificial satellites that transmit signals for specifying positions other than GPS.

  In FIG. 1, the log server device 5 is also connected to the web server device 6, and the location information and date / time received by the log server device 5 can be viewed by a user 7 connected to the Internet 4. The server device 6 acquires position information and date / time from the log server device 5. The user 7 connects to the Internet 4 and connects to the web server device 6 in order to view the location information and date / time of the personal computer and small electronic device that the user 7 owns. The log server device 5 and the web server are managed 6 so that the user can browse only the location information and date / time corresponding to the identification ID of the location information device used in the wireless connection service such as WiMAX.

  The web server device 6 of FIG. 1 includes software and a system for displaying the location information and date / time of the location information terminal 2 acquired from the log server device 5 on a map and a photograph. It is possible to process so that it is easy to grasp.

  Further, in the web server device 6 of FIG. 1, the position information and date and time of the plurality of position information terminals 2 displayed on the map and the photograph are calculated by combining the position information and date and time of the plurality of position information terminals 2, Software and a system for predicting the future position and date and time of the position specifying terminal 2 are provided, and the user 7 can view the predicted future position and date and time of the position information terminal 2 on a map and a photograph. is there.

  Next, the inside of the location information terminal 7 in FIG. 2 will be described. In the position information terminal 10 of FIG. 2, signals for position identification transmitted from a plurality of artificial satellites such as GPS received by the satellite signal receiving unit 11 are sent to the position information acquisition control unit 12, and the position information acquisition control unit 12 The position information and date / time are acquired, and the acquired position information and date / time are recorded in the memory 13. The memory 13 continues to record the position information and the date and time. When the position information and the date and time are sent from the position information acquisition control unit 12 exceeding the predetermined amount of the position information and the date and time, the memory 13 records the position information and the date and time. The oldest position information and date / time are deleted, and the new position information and date / time sent from the position information acquisition control unit 12 are recorded.

  In FIG. 2, in addition to the above-described operation, when the wireless communication unit 15 in FIG. 2 receives the position information and the date and time transmission signal sent from the web server device 6 in FIG. The position information and date and time recorded by the memory 13 are extracted, and the position information and date and time are transmitted from the wireless communication unit 15 to the log server device 5 of FIG.

  The power supply unit 16 in FIG. 2 includes a battery 17 and serves as a driving power source for the position information device 10. The power supply unit 16 includes a USB terminal for charging, and the battery 17 can be charged using the USB terminal.

Claims (4)

  The personal computer and the small electronic device and the position information terminal are physically connected by a wire, a screw, and an adhesive, and the position information terminal exists at the same position as the lost position of the personal computer and the small electronic device.   The location information terminal has a built-in memory and keeps recording in the memory at regular time intervals. If recording is continued up to the upper limit of the location information and date / time data amount of the predetermined location information terminal, and the location information and date / time are sent to the memory exceeding the upper limit, the location information and date / time recorded at the oldest date / time The new location information and date / time are recorded. When the position information terminal receives a signal sent from the web server device to send the position information recorded in the memory to the log server device, the position information terminal stores the plurality of position information recorded in the memory. The wireless communication unit in the network uses the wireless standard such as WiMAX from the wireless communication unit to the log server device, and transmits position information and date / time to the log server device connected to the Internet. The identification ID of the location information device used in the wireless connection service such as WiMAX used at that time is associated and recorded in the log server device at the same time.   The log server device that has received the location information and date / time from the location information terminal is connected to the web server device, and the web server device can display the location information and date / time on a map and a photograph. The user can connect to the web server device via the Internet and browse the position of his / her personal computer, small electronic device, and location information terminal.   Based on the position information and date / time recorded in the log server device, the web server device calculates and predicts the future location of the location information terminal on a map or photograph.

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