JP3242207B2 - Weather observation data retrieval terminal system - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention efficiently extracts weather observation data at an observation point close to a desired point from weather observation data (amedas data) at a plurality of observation points recorded in a recording medium lent by the Japan Meteorological Agency. And a weather observation data search terminal system suitable for

[0002]

2. Description of the Related Art The Meteorological Agency automatically measures rainfall, wind direction, wind speed, temperature, and daylight hours at approximately 1,300 observation points nationwide, such as in remote areas where no weather station or weather station is installed. A local meteorological observation system (AMeDAS) has been constructed which collects the measurement results at a center via a public telephone line every hour and manages them comprehensively. The meteorological information of each observation point collected by this regional meteorological observation system is stored in a recording medium such as a magnetic tape for a fixed period of time and lent out to private companies and ordinary people free of charge.

[0003] A recording medium lent by the Japan Meteorological Agency has observation point numbers (serial numbers) as weather information of each observation point.
Position data consisting of latitude, longitude, and altitude, and the weather observation data for a certain period in the past are recorded, and these observation point numbers, position data, and weather observation data are linked to each other for each observation point. Recorded. For this reason, a person who has lent the recording medium (hereinafter referred to as a borrower) accesses the recording medium by specifying a desired observation point by an observation point number using a computer. The weather information of the desired observation point can be selected and taken out from the weather information recorded in the.

[0004] Incidentally, the observation point is not always provided at the point or area where the borrower wants to check the weather information, and in practice, the observation point is not provided at that area or point. There are many. Therefore, when examining weather information using the recording medium, the borrower uses the index map indicating the location of each observation point and the name of the point as a clue, and semi-intuitively selects a nearby observation point. The recording medium is accessed by specifying the observation point number of the selected observation point.

[0005]

Therefore, the selection of an observation point close to the point or area where the weather information is to be checked depends largely on the manual work of each person, and it is troublesome and inconvenient for the inexperienced person. There was a necessary defect. Also, since the criterion for determining whether a certain observation point is close to the point or area is not always the same for each person, the observation points to be selected may differ depending on the person, and the actual conditions of the point or area may be different. There was a problem that it was not always possible to obtain weather information close to. SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a weather observation data search terminal system capable of easily and reliably obtaining weather information close to actual conditions of a point to be examined and a region even by an unskilled person. Is to provide.

[0006]

In order to achieve the above object, the present invention makes it possible to access a database in which position data of a plurality of observation points and weather observation data at each observation point are linked and stored. A weather observation data retrieval terminal system, wherein first input means for inputting position data of a desired point, second input means for inputting the name of a local government to which the desired point belongs, and a position of a representative point for each local government A local government position data holding unit that holds data, and a search is performed on the local government position data holding unit based on the local government name input to the second input unit, and the position data of the representative point related to the local government with the input local government name is obtained. A representative position data extracting unit to be extracted; and a position data input to the first input unit and a position data extracted by the representative position data extracting unit. Searching the database based on one of them, extracting a plurality of observation points near one of the desired point and the representative point of the local government to which the desired point belongs from the database, and Observation point extraction means for selecting one desired observation point from the observation points, and searching the database by designating the observation point selected by the observation point extraction means, and obtaining the weather at the designated observation point from the database. It is characterized by comprising weather observation data extraction means for extracting observation data, and data output means for outputting weather observation data extracted by the weather observation data extraction means.

Further, the present invention is characterized in that the position data of the observation point is indicated by latitude and longitude.
In addition, the present invention provides the representative point as a local government office,
It is characterized by the location of the government office.

[0008]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a block diagram showing a schematic configuration of a weather observation data search terminal system according to one embodiment of the present invention. In FIG. 1, the weather observation data search terminal system indicated by the reference numeral 1 in the present embodiment is constituted by, for example, a personal computer or the like, and includes a keyboard 3, a local government position data holding unit 5, a representative position data extraction unit 7, and an observation point extraction unit 9. , A weather observation data extraction unit 11 and a display unit 13.

In FIG. 1, a database denoted by reference numeral 15 is data transferred from a recording medium, such as a magnetic tape, lent by the Japan Meteorological Agency to a hard disk (not shown) of the personal computer, that is, a local meteorological observation. This is weather information for a certain period of each observation point collected by the system. The breakdown is observation point number data 15
01, observation point position data 1503 including the latitude, longitude, and altitude of each observation point, and weather observation data 1505 for a fixed period in the past.

The keyboard 3 is for inputting the latitude and longitude of a desired point and the name of the local government to which the desired point belongs. In this embodiment, the keyboard 3 constitutes first input means and second input means. Have been. The local government position data holding unit 5 (corresponding to a local government data holding unit) holds the position data of the representative point for each local government in Japan. In the present embodiment, the local government office, the latitude of the location of the public office, Longitude data is stored in the local government position data holding unit 5. The representative position data extraction unit 7 (corresponding to a representative position data extraction unit) searches the local government position data holding unit 5 based on the local government name input from the keyboard 3, and finds the latitude and longitude of the local government office and the location of the public office. Extract the data of

Observation point extraction unit 9 (corresponding to observation point extraction means)
Is composed of an observation point candidate extraction unit 901 and a selection unit 903. The observation point candidate extraction unit 901 receives the latitude and longitude of the desired point input from the keyboard 3 and the latitude and longitude of the local government office and the location of the government office extracted by the representative position data extraction unit 7. In response to this, the observation point candidate extraction unit 901 searches the database 15 and finds the distance from the desired point, the local government office, the location of the government office, and the latitude and longitude of each observation point in the observation point position data 1503. Calculation is performed, and for example, five observation points are extracted in ascending order of distance.

[0012] Observation point number data 1501 of the extracted five observation points and observation point position data 1503 including latitude, longitude, and altitude are provided by a driver 1301 of the display unit 13.
Is displayed on the CRT 1303. On the other hand, the selection unit 90
Reference numeral 3 outputs the observation point number of the selected observation point based on an input from the keyboard 3 for selecting one of the five observation points extracted by the observation point candidate extraction unit 901.

The weather observation data extraction unit 11 (corresponding to weather observation data extraction means) searches the database 15 with the observation point number output from the selection unit 903, and retrieves the weather observation data 1505 at the observation point of the observation point number. Extract.
The weather observation data 1505 of the extracted observation point is converted into a CR by a driver 1301 of the display unit 13 (corresponding to an output unit).
It is displayed on T1303.

Next, referring to the flowchart of FIG.
An operation flow for extracting desired weather observation data 1505 from the database 15 will be described. First, step S
In item 1, the item input from the keyboard 3 is “1: latitude and longitude of a point where weather information is to be checked”, or
Whether or not “2: the name of the local government to which the point where the weather information is to be checked belongs” is determined by the ten keys (not shown) of the keyboard 3.
A menu screen requesting an input by operating the “1” or “2” key is displayed on the CRT 1303.

In the next step S3, it is determined which key of "1" or "2" has been operated by the borrower or the like. If it is determined that the key of "1" has been operated, the process proceeds to step S3. In S5, the latitude and longitude of a point where weather information is to be checked are input by operating the keyboard 3 of the borrower or the like. On the other hand, if it is determined in step S3 that the key "1" has been operated, the process proceeds to step S7.
, The name of the local government to which the weather information is to be checked is input by operating the keyboard 3 of the borrower or the like, and in the subsequent step S9, the representative position data extraction unit 7
From the local government position data holding unit 5, the input latitude and longitude data of the local government office and the office are extracted.

In step S11, if the latitude and longitude are input in step S5 described above, based on the latitude and longitude, and if the local government name is input in step S7 described above, The database 15 is searched by the observation point candidate extraction unit 901 based on the latitude and longitude of the local government office and government office extracted in step S9, and based on the latitude and longitude of each observation point in the observation point position data 1503, 5 in the order of nearest observation points
Are extracted. Then, in step S13, the observation point number data 1501 and the observation point position data of the five observation points are displayed on the CRT 1303.

In the next step S15, the user extracts the 5 extracted in step S11 by operating the keyboard 3 by the borrower or the like.
An input for selecting one of the observation points is made to the selection unit 903, and in the subsequent step S17, the observation point number data 1501 of the selected observation point is sent from the selection unit 903 to the weather observation data extraction unit 11. Is output. Further, in step S19, the database 15 is searched by the meteorological observation data extraction unit 11, which has received the observation point number data 1501 of the selected observation point, and the meteorological observation data 1505 of the observation point is extracted.
03 is displayed.

As described above, according to the meteorological observation data search terminal system 1 of the present embodiment, the latitude and longitude of the point at which the weather information is to be checked or the name of the local government to which the point at which the weather information is to be checked belong to the keyboard 3. , Five observation points close to the input latitude and longitude are extracted by the observation point candidate extraction unit 901, or the input latitude and longitude of the local government office and government office are represented by The position data extraction unit 7 extracts the data by searching the local government position data holding unit 5, and five observation points close to the latitude and longitude of the government office and government office are extracted by the observation point candidate extraction unit 901, and selected from them. The meteorological observation data 1505 of one observation point was extracted from the database 15 by the meteorological observation data extraction unit 11 and displayed on the CRT 1303.

For this reason, if the latitude and longitude of the point for which the weather information is to be checked, or if it is not known, the name of the local government to which the point to be checked belongs is simply input from the keyboard 3 and the observation point near the point is checked. , And the symbolic observation data 1505 of the observation point can be quickly extracted from the database 15, and even an unfamiliar person can easily and reliably obtain weather information close to the point to be examined and the actual condition of the area.

In the present embodiment, a plurality of observation points close to the point where the weather information is desired to be checked or the local government to which the weather information belongs, and a desired observation point are selected from the points are selected. It may be so constructed that one observation point near the point, the local government office, or the government office is extracted from the beginning.
Further, the latitude and longitude of the representative position stored in the local government position data storage unit 5 may be the latitude and longitude of a local government office or a place other than the government office, such as the latitude and longitude of the central point of the local government. Further, in the present embodiment, the display unit 13 is used as the data output unit, but a print output unit such as a printer may be provided instead of or in addition to the display unit.

[0021]

As described above, according to the present invention, weather observation data retrieval that can access a database in which position data of a plurality of observation points and weather observation data at each observation point are linked and stored. A terminal system, wherein first input means for inputting position data of a desired point, second input means for inputting the name of a local government to which the desired point belongs, and holding position data of a representative point for each local government A municipal position data holding unit, and a representative position for searching the municipal position data holding unit based on the municipal name input to the second input unit, and extracting position data of a representative point related to the municipal body with the input municipal name. Data extraction means, based on one of the position data input to the first input means and the position data extracted by the representative position data extraction means. And search the database to extract a plurality of observation points near any one of the desired point and the representative point of the local government to which the desired point belongs from the database, and from the plurality of extracted observation points Observation point extraction means for selecting one desired observation point, and searching the database by specifying the observation point selected by the observation point extraction means, and extracting weather observation data at the specified observation point from the database And data output means for outputting the meteorological observation data extracted by the meteorological observation data extracting means. Can be easily and reliably obtained.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a schematic configuration of a weather observation data search terminal system according to one embodiment of the present invention.

FIG. 2 is a flowchart illustrating a flow of an operation for extracting desired weather observation data from a database by the weather observation data search terminal system in FIG. 1;

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Meteorological observation data search terminal system 3 Keyboard (1st input means, 2nd input means) 5 Local government position data holding | maintenance part (local government position data holding means) 7 Representative position data extraction part (representative position data extraction means) 9 Observation point extraction Unit (observation point extraction means) 901 observation point candidate extraction unit 903 selection unit 11 weather observation data extraction unit (weather observation data extraction means) 13 display unit (output means) 15 database 1503 observation point position data 1505 weather observation data

Claims (3)

(57) [Claims] 1. A weather observation data search terminal system capable of accessing a database in which position data of a plurality of observation points and weather observation data of each observation point are linked and stored, wherein a position of a desired point is obtained. First input means for inputting data; second input means for inputting the name of the local government to which the desired point belongs; local government position data holding means for storing position data of a representative point for each local government; A representative position data extraction unit that searches the local government position data holding unit based on the local government name input to the unit, and extracts position data of a representative point relating to the local government of the input local government name; and the first input unit. Searching the database based on one of the input position data and the position data extracted by the representative position data extraction means, With multiple extracts observation points in the one near one of the representative point of the municipality point belongs the desired location and said desired from the database, from a plurality of observation points extracted
An observation point extracting means for selecting one desired observation point ; and searching the database by specifying the observation point selected by the observation point extracting means, and extracting weather observation data at the specified observation point from the database. A meteorological observation data extracting means, and a data output means for outputting the meteorological observation data extracted by the meteorological observation data extracting means. 2. The position data of the observation point includes latitude and longitude.
2. The weather observation data search terminal system according to claim 1, wherein the system is indicated by degrees . 3. The meteorological observation data search terminal system according to claim 1, wherein the representative point is a location of a government office or a government office of each of the local governments.