JP2012194738A - Information distribution system, and information distribution device, information distribution method and program for information distribution to be used for the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an information distribution system capable of intelligibly providing prediction information of submergence or flood for preliminarily preventing any disaster due to heavy rainfall to a user with high accuracy, and an information distribution device, an information distribution method and a program for information distribution to be used for this information distribution system.SOLUTION: According to an embodiment, an information distribution device includes: an environmental information monitoring part; a prediction information generation part; a prediction image information generation part; and an information transmission part. The environmental information monitoring part monitors whether or not the amount of rainfall or a river water level value has exceeded a threshold. When it is determined that the amount of rainfall or the river water level value has exceeded the threshold, the prediction information generation part generates prediction information of the amount of rainfall or the water level of a river after a predetermined time. The prediction image information generation part generates prediction image information of a road or a river after the predetermined time on the basis of the prediction information. The information transmission part acquires road shape information or river shape information and the prediction image information and transmits them to a portable terminal so that the prediction image information can be displayed so as to be superimposed at a pertinent position on video information photographed by a photographing device of the portable terminal.

Description

  The present invention relates to an information distribution system that distributes prediction information for preventing a disaster caused by heavy rain, an information distribution apparatus, an information distribution method, and an information distribution program used for the information distribution system.

  Conventionally, there is a technology that provides flood prediction information in order to prevent flooding and flooding caused by heavy rain.

  For example, by storing past flood information, using this to generate text information that predicts the future flood situation from the current rainfall situation, and displaying it at the corresponding position on the map image as flood forecast information It can be provided to the user.

JP 2002-367065 A

  However, in recent years, there have been many sudden torrential rains, which can cause the roads to flood and rivers to increase rapidly in a short time.

  In order to cope with such a situation, it is required to provide forecast information such as floods with higher accuracy and more easily understood by the user.

  The present invention has been made in view of the above circumstances, and an information distribution system capable of providing, with high accuracy, easy-to-understand information on flooding and flooding to prevent disasters caused by heavy rain. It is an object of the present invention to provide an information distribution apparatus, an information distribution method, and an information distribution program that are used in the present invention.

  According to the embodiment for achieving the above object, the information distribution apparatus includes an environment information monitoring unit, a prediction information generation unit, a prediction image information generation unit, and an information transmission unit. The environmental information monitoring unit monitors whether the rainfall amount or the river water level value exceeds a threshold value. The prediction information generation unit generates the prediction information of the rainfall amount or the river level after a predetermined time when it is determined that the rainfall amount or the river water level value exceeds the threshold value. The predicted image information generation unit generates predicted image information of a road or river after a predetermined time based on the predicted information. The information transmission unit acquires the road shape information or the river shape information and the predicted image information, and the mobile terminal in order to superimpose and display the predicted image information at a corresponding position on the video information captured by the mobile terminal imaging device. Send to.

1 is an overall view showing a configuration of a disaster prevention system using an information distribution device according to an embodiment. It is a block diagram which shows the structure of the information delivery apparatus by one Embodiment. It is a sequence diagram which shows operation | movement of the disaster prevention system using the information delivery apparatus by one Embodiment. It is a display figure which shows the state which displayed the display information produced | generated based on the information delivered by the information delivery apparatus by one Embodiment on the portable terminal.

<Configuration of disaster prevention system using information providing system according to one embodiment>
A configuration of a disaster prevention system using an information providing system according to an embodiment of the present invention will be described with reference to FIG.

  The disaster prevention system 1 according to the present embodiment is configured by connecting an information distribution system 10 and a mobile terminal 30 carried by each of a plurality of users via a public network 40.

  The information distribution system 10 includes a database server 11, a plurality of rain gauges 12, a river water level meter 13, a weather radar 14 installed in each area in the monitored area, a monitoring control device 15 as an information distribution device, , A dial-up server 16, a line termination device 17, a voice notification server 18, and a line termination device 19.

  The database server 11 includes a road shape DB 111, a river shape DB 112, a disaster prevention information DB 113, a user position information DB 114, a prediction information DB 115, and an AR (augmented reality) image DB 116.

  The road shape DB 111 stores road shape information of the monitored area.

  The river shape DB 112 stores river shape information including information such as the cross-sectional area of the river in the monitored area and the river structure.

  The disaster prevention information DB 113 stores disaster prevention information generated in the monitoring control device 15 described later.

  The user position information DB 114 stores the position information of each mobile terminal 30 acquired by the monitoring control device 15 as user position information.

  The prediction information DB 115 stores predicted rainfall information generated by the monitoring control device 15, predicted water level information of the river, and predicted weather conditions.

  The AR image DB 116 stores AR predicted image information generated by the monitoring control device 15.

  Each rain gauge 12 measures the rainfall amount at the place where it is installed, and transmits the obtained rainfall amount to the monitoring control device 15.

  Each water level meter 13 measures the water level of the river at the place where it is installed, and transmits the obtained water level value to the monitoring control device 15.

  The weather radar 14 acquires weather condition information regarding rain, clouds, winds, and the like at the place where the weather radar 14 is installed, and transmits the weather condition information to the monitoring control device 15.

  As shown in FIG. 2, the monitoring control device 15 includes an environment information monitoring unit 151, a disaster prevention information generation unit 152, a user location information acquisition unit 153, an alarm target terminal information extraction unit 154, and a prediction information generation unit 155. , An AR predicted image generation unit 156, and an information transmission unit 157.

  The environmental information monitoring unit 151 acquires the rainfall amount measured by each rain gauge 12, the water level value measured by each water level meter 13, and the weather condition information acquired by each weather radar 14, and the acquired rainfall amount or It is monitored whether or not the water level value has exceeded a threshold value for rainfall or a threshold value for water level, which is a warning value set in advance as a value for fear of flooding or flooding.

  The disaster prevention information generation unit 152 acquires the identification information of the rain gauge 12 and the water level meter 13 determined by the environmental information monitoring unit 151 that the measurement value has exceeded the threshold, and the measurement radar and the meteorological radar of the corresponding area. Based on the weather condition information, hazard map information is generated that indicates an area on the map that may be flooded or flooded. And this identification information and hazard map information are transmitted to disaster prevention information DB113 as disaster prevention information.

  The user position information acquisition unit 153 generates a position information acquisition request for requesting the position information of the user's portable terminal 30 when the environmental information monitoring unit 151 determines that the rainfall amount or the water level value exceeds the threshold. It transmits to the portable terminal 30. And the identification information and position information of each portable terminal 30 acquired by transmission of a position information acquisition request are transmitted to user position information DB112.

  The alarm target terminal information extraction unit 154 is submerged when the rainfall amount or the water level of the river exceeds a threshold based on the information of the plurality of mobile terminals 30 stored in the user position information DB 112 and the disaster prevention information of the disaster prevention information DB 113. Or the identification information of the portable terminal 30 in the area where there is a risk of flooding is acquired.

  The prediction information generation unit 155 has a risk of flooding or flooding based on the rainfall and water level determined to have exceeded the threshold by the environmental information monitoring unit 151 and the weather condition information acquired by the weather radar 14 Predicted rainfall amount information, predicted river water level information, and predicted weather conditions after a predetermined time (for example, 10 minutes and 30 minutes) after the area are generated and transmitted to the prediction information DB 115.

  The AR predicted image generation unit 156 converts the predicted rainfall amount information and the predicted water level information of the river stored in the predicted information DB 115 for AR technology, generates AR predicted image information, and transmits the AR predicted image information to the AR image DB 116.

  The information transmission unit 157 transmits the identification information of the mobile terminal 30 acquired by the alarm target terminal information extraction unit 154 to the voice notification server 18 as alarm target terminal information. In addition, road shape information of an area where there is a risk of flooding is acquired from the road shape DB 111, river shape information of an area where there is a risk of flooding is acquired from the river shape DB 112, and AR predicted image information of the corresponding area is AR. The information is acquired from the image DB 116 and transmitted to the mobile terminal 30 extracted by the alarm target terminal information extraction unit 154.

  The dial-up server 16 is connected to the public line network 40 via the line terminating device 17 by dial-up connection, and communicates with the mobile terminal 30.

  The voice notification server 18 stores in advance warning message information based on voice information for notifying the user that there is a risk of flooding or flooding, and the mobile terminal in the area where there is a risk of flooding or flooding from the monitoring control device 15. When the 30 pieces of identification information are received, the stored warning message information is transmitted to these portable terminals 30. Communication with the portable terminal 30 is performed by connecting to the public line network 40 via the line terminating device 19.

  Among these devices, the database server 11, the rain gauge 12, the water level gauge 13, the weather radar 14, the monitoring control device 15, the dial-up server 16, and the voice notification server 18 are connected via the LAN 20. ing.

  The mobile terminal 30 includes a communication unit 31, a position information acquisition unit 32, an imaging unit 33, a gyro sensor 34 as an angle sensor, a display information generation unit 35, and an output unit 36.

  The communication unit 31 communicates with the information distribution system 10 via the public line network 40.

  The location information acquisition unit 32 acquires location information of the terminal itself using a GPS (Global Positioning System) function.

  The imaging unit 33 is a camera device, and shoots a subject by a user operation to generate video information.

  The gyro sensor 34 acquires the angle information of the image capturing performed by the image capturing unit 33 by detecting the angular velocity of the terminal itself.

  The display information generation unit 35 receives road shape information or river shape information of an area that may be flooded or flooded, received from the information distribution system 10 via the communication unit 31, AR prediction image information of the corresponding area, and position information A position corresponding to road shape information or river shape information on the video information generated by the imaging unit 33 based on the position information of the own terminal acquired by the acquisition unit 32 and the angle information acquired by the gyro sensor 34. Display information in which the AR predicted image information is superimposed as graphic information is generated.

  The output unit 36 outputs the alarm message information transmitted from the information distribution system 10 via the voice notification server 18 via the communication unit 31 as voice information, and displays the display information generated by the display information generation unit 35. .

<Operation of disaster prevention system according to one embodiment>
Next, operation | movement of the disaster prevention system 1 by this embodiment is demonstrated with reference to the sequence diagram of FIG.

  When disaster prevention information is provided to a user's mobile terminal by the disaster prevention system 1 of the present embodiment, road shape information is stored in advance in the road shape DB 111 of the database server 11 of the information distribution system 10, and the river shape DB 112 is a monitoring target. It is assumed that river shape information including information such as a cross-sectional area of a local river and a river structure is stored in advance.

  When disaster prevention information provision processing is started in a state in which these pieces of information are stored, first, the rainfall amount at the place where each rain gauge 12 is installed is measured, and the water level of the river where the water gauge 13 is installed is measured. In addition, weather condition information regarding rain, clouds, winds, and the like at a place installed in the weather radar 14 is acquired (S1), and the obtained information is transmitted to the monitoring control device 15 (S2).

  In the monitoring and control device 15, the rainfall information, water level value, and weather condition information transmitted from the rain gauge 12, the water level gauge 13, and the weather radar 14 are acquired by the environmental information monitoring unit 151, and the rainfall amount and water level value are obtained. Whether or not the rainfall threshold value or the water level threshold value, which is a warning value set in advance as a value that may cause flooding or flooding, is monitored for each rain gauge 12 and each water gauge 13.

  When the environmental information monitoring unit 151 determines that the rainfall amount or the water level value exceeds the threshold value in any of the rain gauges 12 or the water level indicator 13, the rain gauge 12 determined that the disaster prevention information generation unit 152 has exceeded the threshold value. The identification information of the water level gauge 13 is acquired, and hazard map information is generated based on the information and the weather condition information of the weather radar in the corresponding area. And this identification information and hazard map information are transmitted to the database server 11 as disaster prevention information, and are stored in disaster prevention information DB113.

  When the environmental information monitoring unit 151 determines that the rainfall amount or the water level value exceeds the threshold value, the user position information acquisition unit 153 generates a position information acquisition request for requesting the position information of the user's portable terminal 30. It is transmitted to the portable terminal 30 (S3).

  In each portable terminal 30, when a position information acquisition request is acquired, the position information acquisition unit 32 acquires the position information of the terminal itself using the GPS function. The acquired position information is transmitted to the information distribution system 10 via the communication unit 31 (S4) and stored in the user position information DB 114 of the database server 11.

  Next, the alarm target terminal information extraction unit 154 of the monitoring control device 15 calculates the rainfall amount or the water level value based on the information of the plurality of mobile terminals 30 stored in the user position information DB 112 and the disaster prevention information of the disaster prevention information DB 113. The mobile terminal 30 in the area where there is a risk of flooding or flooding due to exceeding the threshold is extracted, and the identification information of the mobile terminal 30 is extracted (S5).

  The extracted identification information of the mobile terminal 30 is transmitted to the voice notification server 18 as alarm target terminal information by the information transmitting unit 157 (S6).

  The voice notification server 18 stores in advance warning message information based on voice information for notifying the user that there is a risk of flooding or flooding. When the identification information of a certain portable terminal 30 is received, the stored alarm message information is transmitted to these portable terminals 30 via the line terminating device 19 (S7).

  Further, in the prediction information generation unit 155 of the monitoring control device 15, there is a risk of flooding or flooding based on the rainfall amount, water level value, and weather condition information determined to have exceeded the threshold value by the environmental information monitoring unit 151. Predicted rainfall information, predicted river level information, and predicted weather conditions after a predetermined time (for example, 10 minutes and 30 minutes) are generated and stored in the prediction information DB 115 of the database server 11.

  Further, the AR predicted image generation unit 156 of the monitoring control device 15 converts the predicted rainfall information and river predicted water level information stored in the prediction information DB 115 for AR technology to generate AR predicted image information. 11 AR images DB 116 (S8).

  Next, in the information transmission unit 157, road shape information of the corresponding area is acquired from the road shape DB 111, river shape information is acquired from the river shape DB 112, and AR predicted image information is acquired from the AR image DB 116, and an alarm is issued. It is transmitted to the portable terminal 30 extracted by the target terminal information extraction unit 154 (S9).

  In the mobile terminal 30 that has received the alarm message information, an application for outputting voice, display, vibration, or the like is automatically started, and the alarm message information transmitted from the information distribution system 10 is received and output via the communication unit 31. It is output from the unit 36 (S10). Text information may be included in the warning message information and displayed on the output unit 36 of the portable terminal 30.

  When the alarm message information is output to the mobile terminal 30, the shooting function of the imaging unit 33 is activated by the user's operation, and a road with a risk of flooding or a river with a risk of flooding is shot. Image information is generated, and angle information of the shooting performed in the gyro sensor 34 is acquired.

  Next, in the display information generation unit 35, road shape information or river shape information of an area that may be flooded or flooded received from the information distribution system 10 via the communication unit 31, AR prediction image information of the corresponding area, Corresponds to road shape information or river shape information on the video information generated by the imaging unit 33 based on the position information of the terminal acquired by the position information acquisition unit 32 and the angle information acquired by the gyro sensor 34. Display information is generated by superimposing the AR predicted image information as graphic information at the position to be performed (S11).

  The display information generated by the display information generation unit 35 is displayed by the output unit 36 and provided to the user (S12).

  An example of the displayed display information is shown in FIG. FIG. 4 shows display information displayed when a river that may be flooded is photographed by the user on the output unit 36 of the mobile terminal 30. The river information 10 minutes after acquired in the photographed video information 301 is displayed. The AR predicted image information 302 indicating the water level and the AR predicted image information 303 indicating the water level of the river after 30 minutes are superimposed and displayed.

  Further, the AR predicted image information may include corresponding text information, and the text information may be displayed. For example, by including the text information “dangerous water area” 304 in association with the AR predicted image information 303 indicating the water level of the river after 30 minutes, the information is displayed in association with each other as shown in FIG. The

  Further, the display information includes warning message information 305 based on the text information acquired in step S10, for example, text information “sudden water increase is predicted. Please evacuate” as shown in FIG. May be.

  The information transmitted from the information distribution system 10 includes the predicted rainfall information and the predicted weather situation stored in the predicted information DB 115, and text information 306 indicating the predicted rainfall information and the predicted weather condition is displayed. It may be displayed on information. For example, the predicted rainfall amount “5 mm” after 10 minutes, the predicted weather condition “rain”, the predicted rainfall amount “6 mm” after 30 minutes, and the predicted weather condition “rain” are transmitted from the information distribution system 10 to the mobile terminal 30. Thus, these are displayed on the display information as shown in FIG.

  According to the above embodiment, when a user photographs a road or a river using the imaging function of the mobile terminal, the predicted image information related to flooding or flooding is superimposed on the video displayed on the display unit of the mobile terminal. The user can easily grasp visually the situation of the disaster to which attention should be paid.

  Although the embodiment of the present invention has been described, this embodiment is presented as an example and is not intended to limit the scope of the invention. The novel embodiment can be implemented in various other forms, and various omissions, replacements, and changes can be made without departing from the scope of the invention. This embodiment and its modifications are included in the scope and gist of the invention, and are included in the invention described in the claims and the equivalents thereof.

  For example, in the above-described embodiment, when alarm message information is transmitted from an information distribution system to a mobile terminal in an area where there is a risk of flooding or flooding, road shape information, river shape information, AR predicted image information, etc. The case where the display information is generated and output as necessary in the mobile terminal that has transmitted and received these has been described. However, only the alarm message information is transmitted first, and the user takes a picture in the mobile terminal that has received this information. When processing is performed, a display information request is transmitted to the information distribution system 10, and based on this, road shape information, river shape information, AR predicted image information, and the like are transmitted from the information distribution system 10 to the portable terminal 30. It may be. With this configuration, it is possible to reduce the load on the mobile terminal and the communication line.

  In addition, the environmental information monitoring unit 151, the disaster prevention information generation unit 152, the user position information acquisition unit 153, the alarm target terminal information extraction unit 154, the prediction information generation unit 155, and the AR prediction image generation unit 156 of the monitoring control device 15 of the above embodiment. It is also possible to build an information distribution program that causes the computer to function as an information distribution apparatus by programming the functional configuration of the information transmission unit 157 and incorporating it into the computer.

DESCRIPTION OF SYMBOLS 1 ... Disaster prevention system 10 ... Information distribution system 11 ... Database server 12 ... Rain gauge 13 ... Water level meter 14 ... Weather radar 15 ... Monitoring control device 16 ... Dial-up server 17 ... Line termination device 18 ... Voice report server 19 ... Line termination device 20 ... LAN
DESCRIPTION OF SYMBOLS 30 ... Portable terminal 31 ... Communication part 32 ... Position information acquisition part 33 ... Imaging part 34 ... Gyro sensor 35 ... Display information generation part 36 ... Output part 40 ... Public network 111 ... Road shape DB
112 ... River shape DB
113 ... Disaster prevention information DB
114 ... User position information DB
115 ... Prediction information DB
116 ... AR image DB
151 ... Environmental information monitoring unit 152 ... Location information acquisition request transmission unit 152 ... Disaster prevention information generation unit 153 ... User location information acquisition unit 154 ... Alarm target terminal information extraction unit 155 ... Prediction information generation unit 156 ... AR prediction image generation unit 157 ... Information transmitter

Claims (6)

In an information distribution system in which a rain gauge, a river water level meter, a weather radar, an information distribution device, and a mobile terminal installed in a monitored area are connected,
The rain gauge has a measuring unit that measures the rainfall of the rain at the place where it is installed,
The river water level meter has a measuring unit that measures the water level value of the river in the place where it is installed,
The weather radar has an information acquisition unit that acquires weather condition information of an installed location;
The information distribution apparatus includes:
A shape information storage unit for storing shape information of roads or rivers in the monitored area;
An environmental information monitoring unit that monitors whether the rainfall measured by the rain gauge or the water level value of the river measured by the river water gauge exceeds a preset threshold;
When the environmental information monitoring unit determines that the rainfall amount or the water level of the river exceeds the threshold value, the prediction information of the rainfall amount or the water level of the river after a predetermined time is based on the weather condition information acquired by the weather radar A prediction information generation unit to generate
Based on the prediction information generated by the prediction information generation unit, a prediction image information generation unit that generates prediction image information of the road or river after the predetermined time;
An information transmission unit that acquires road shape information or river shape information stored in the shape storage unit and predicted image information generated by the predicted image information generation unit and transmits the acquired information to the portable terminal;
Have
The portable terminal is
A shooting unit that performs shooting processing and generates video information;
An angle sensor for acquiring angle information of the image capturing performed in the image capturing unit;
Based on the road shape information or river shape information transmitted from the information distribution device and the angle information acquired by the gyro sensor, the predicted image information is superimposed on a corresponding position of the video information captured by the imaging unit. A display information generation unit for generating the displayed information,
An information distribution system comprising: a display unit that displays the display information generated by the display information generation unit. In an information distribution device connected to a mobile terminal having a photographing device via a network, and connected to a rain gauge, a river water level meter, and a weather radar installed in a monitored area,
A shape information storage unit for storing shape information of roads or rivers in the monitored area;
An environmental information monitoring unit that monitors whether the rainfall measured by the rain gauge or the water level value of the river measured by the river water gauge exceeds a preset threshold;
When the environmental information monitoring unit determines that the rainfall amount or the water level of the river exceeds the threshold value, the prediction information of the rainfall amount or the water level of the river after a predetermined time is based on the weather condition information acquired by the weather radar A prediction information generation unit to generate
Based on the prediction information generated by the prediction information generation unit, a prediction image information generation unit that generates prediction image information of the road or river after the predetermined time;
The road shape information or river shape information stored in the shape storage unit and the predicted image information generated by the predicted image information generation unit are acquired and superimposed on the video information captured by the imaging device of the mobile terminal An information transmission unit that transmits the information to the mobile terminal for display.
An information distribution apparatus comprising: A user position information storage unit that stores position information of the mobile terminal as user position information;
A plurality of rain gauges or river water level gauges are installed for each area in the monitored area,
Whether the environmental information monitoring unit has exceeded a preset threshold value based on rainfall measured by a plurality of rain gauges or water level measured by a plurality of river water gauges. For each rain gauge or for each river water gauge,
When there is a rain gauge or river water level gauge determined that the rainfall or water level value has exceeded the threshold in the environmental information monitoring unit, there is a risk of flooding or flooding due to the rainfall or water level value exceeding the threshold. An alarm target terminal information extraction unit that extracts a mobile terminal in an area based on the user position information stored in the user position information storage unit;
The information according to claim 2, wherein the information transmission unit transmits the road shape information or river shape information and the predicted image information to the mobile terminal extracted by the alarm target terminal information extraction unit. Distribution device. The information transmission unit transmits warning message information to the portable terminal when the environmental information monitoring unit determines that the rainfall or water level value exceeds the threshold value, and displays the warning message information for display. The information distribution apparatus according to claim 2 or 3, wherein the road shape information or river shape information and the predicted image information are transmitted to the mobile terminal to which the information request is transmitted. An information distribution device connected to a mobile terminal having an imaging device via a network and connected to a rain gauge, a river water level meter, and a weather radar installed in a monitored area,
A shape information storage step for storing shape information of roads or rivers in the monitored area;
Environmental information monitoring step for monitoring whether the rainfall measured by the rain gauge or the water level value of the river measured by the river water gauge exceeds a preset threshold value;
When it is determined in the environmental information monitoring step that the rainfall amount or the water level of the river exceeds the threshold value, the prediction information of the rainfall amount or the water level of the river after a predetermined time is based on the weather condition information acquired by the weather radar A prediction information generation step generated by
Based on the prediction information generated in the prediction information generation step, a prediction image information generation step of generating prediction image information of the road or river after the predetermined time;
The road shape information or river shape information stored in the shape storage step and the predicted image information generated in the predicted image information generation step are acquired, and the corresponding information on the video information captured by the imaging device of the mobile terminal An information transmission step for transmitting to the mobile terminal in order to display the predicted image information in a superimposed position;
An information distribution method characterized by comprising: In addition to being connected to a mobile terminal having a photographing device via a network, an information distribution device connected to a rain gauge, a river water level meter, and a weather radar installed in the monitored area,
A shape information storage function for storing shape information of roads or rivers in the monitored area;
An environmental information monitoring function for monitoring whether the rainfall measured by the rain gauge or the water level value of the river measured by the river water gauge exceeds a preset threshold;
When the environmental information monitoring function determines that the rainfall amount or river level exceeds the threshold, the prediction information of the rainfall amount or river level after a predetermined time is based on the weather condition information acquired by the weather radar. Prediction information generation function to generate
Based on the prediction information generated by the prediction information generation function, a prediction image information generation function for generating prediction image information of the road or river after the predetermined time;
The road shape information or river shape information stored by the shape memory function and the predicted image information generated by the predicted image information generation function are acquired, and the corresponding on the video information captured by the imaging device of the mobile terminal An information transmission function for transmitting to the mobile terminal in order to superimpose and display the predicted image information at a position to be
Information distribution program to execute.

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