JP3498801B2 - Information display device - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an information display device for displaying effective information on a map by distinguishing valid information according to year, month, day, time, season, or the like. Things. 2. Description of the Related Art FIG.
No. 4 discloses a conventional information display device applied to an in-vehicle navigation device. In FIG. 1, reference numeral 1 denotes a mileage sensor for detecting the mileage of a vehicle, and 2 denotes an azimuth sensor for detecting an azimuth by geomagnetism or the like. These are connected to a position detecting device 3 for detecting a relative position from the starting point. The position detecting device 3 is connected to a data processing device 4. The data processing device 4 further includes a map data storage device 5 for storing encoded map data and a display device 6 for performing display according to image signals. It is connected. Next, the operation will be described. The position detection device 3 that has detected the current position of the vehicle with the preceding distance sensor 1 and the direction sensor 2 outputs this to the data processing device 4 as current position data. The data processing device 4 reads map data around the current position from the map data storage device 5. The map data includes road information that encodes road nodes and links, background information that indicates rivers , green spaces, railways, buildings, and the like with symbols, and the names of the information, municipalities, intersection names, and the like in character strings. Data processing device 4 which is composed of character information and additional information indicating various other facilities and stores.
Converts the map data into an image signal and displays it on a display device together with the current position of the vehicle. [0004] An information display device applied to a conventional navigation device or the like is configured as described above. Roads, facilities, stores, and the like are irrespective of the season and date and time. Because the map is displayed, for example, the restaurant displayed on the map is closed, the road on the map is closed due to snow, and the map is complicated by displaying a lot of information at the same time. There was a problem that it became difficult to see. SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and describes facilities, stores, and the like that are in operation, roads and the like that are expected to be congested or restricted in a certain season or time zone. It is an object of the present invention to obtain an information display device that can be displayed with characters, display colors, and the like. An information display device according to the present invention is characterized in that additional information including position coordinates of a facility or a store and valid time information indicating whether the facility or the store is open or closed is displayed. In an information display device including a map data storage device for storing included and encoded map data, a data processing device for reading the map data and converting it to an image signal, and a display device for displaying a map according to the image signal,
Year, month, day, the user can enter time information input means the time information of the time or season, and the like, and, the time information input hand
Storage means for storing the time information input by the step.
The data processing device, based on the additional information,
Time or period of time information stored in storage means
In addition , the facilities or stores that are open and the facilities or stores that are closed are displayed in different colors on the map. The information display device according to the present invention has a year, month,
User inputs time information such as day, time or season
By doing so, during that time or period,
Map of facilities or stores and closed facilities or stores
Can be distinguished above. An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a block diagram showing an embodiment in which the information display device according to the present invention is applied to an in-vehicle navigation device. The 1 in Figure 1 traveling distance sensor for detecting the travel distance of the vehicle, 2 is a direction sensor for detecting an azimuth by geomagnetism or the like, is connected to the position detecting device 3 for detecting a relative position from this RawaOkoshi point ing. The position detecting device 3 is connected to the data processing device 4 and outputs the current position data of the vehicle to the data processing device 4. The data processing device 4 further includes a map data storage device 5 for storing map data, a display device 6 for displaying a map, and time information for inputting year, month, day, and time. Input means 7 and the set year, month, day,
A calendar clock 8 that updates the time from time to time is connected. Next, the operation of the above embodiment shown in FIG. 1 and the flowchart of FIG. 2 will be described. Step 10
, The year, month, day, and time are input to the data processing device 4 from the time information input means 7 such as a keyboard. The data processing device 4 sets the year, month, day, and time on the calendar clock 8, and thereafter, the calendar clock 8 updates the time as needed. On the other hand, in step 11, the position detecting device 3 detects the current position of the vehicle using the traveling distance sensor 1 and the direction sensor 2, and the data processing device 4 reads out the current position data from the position detecting device 3. Further, the data processing device 4 reads the map data around the current position from the map data storage device 5 in step 12. Referring to FIG. 3, the map data includes road information indicating roads by nodes and links, and rivers and greens.
Background information indicating the ground, railways, buildings, etc. by symbols, etc., character information indicating the name of the information and mayor village name, intersection name, etc. by character strings, and other various facilities added to provide convenience,
The information includes additional information indicating restrictions on stores, roads, traffic congestion, and the like. Further, as shown in FIG. 4, the additional information includes an attribute indicating a type of facility, store, etc., or a type of regulation, traffic congestion, etc., and valid time information indicating a time or a period in which the information is valid. And coordinates indicating the position of a facility, a store, or the like, or coordinates of nodes constituting a road. The additional information is classified according to its attributes into information to be displayed even if it is outside the valid time in order to be a landmark on the map, and information to be displayed only within the valid time like traffic information. In step 13, the data processor 4 which has read the map in FIG. 2 converts the map data excluding the additional information to be displayed only during the valid time into an image signal, and displays the map data together with the current position of the vehicle in step 13. To display.
Next, the data processing device 4 reads out the year, month, day, and time from the calendar clock 8 in step 14 and sequentially checks additional information within the valid time information range. If there is additional information within this range, the determination result of step 15 is YES, and in step 16, it is determined whether or not this additional information is being displayed. If the decision result in the step 16 is YES, the process proceeds to a step 17 to change the display color of the corresponding symbol, character, road or the like. If it is necessary to make a note at step 18, the program proceeds to step 19, where symbols, characters, and the like are displayed at predetermined coordinates. If the decision result in the step 16 is NO, the process proceeds to a step 19, where a symbol,
Displays characters etc. Then, in step 20, the same processing is repeated until the validity time information check is completed for all the additional information. If it is assumed that the traffic congestion information on the road in a certain section falls within the valid time information range, the result of the determination in step 15 is YES, and since the road is already displayed, the result of the determination in step 16 is also YES. Since the additional information indicating the traffic congestion indicates the coordinates of each node in the section, the display color of the road connecting these nodes is changed. The direction of the traffic jam is determined by the arrangement order of the nodes, and it is necessary to display the direction. Therefore, the determination result in step 18 is YES, and an arrow indicating the direction is displayed along the node. FIG. 5 shows a display example displayed on the display device 6 when the vehicle is traveling on a road at a certain time, where 31 is the current position of the vehicle, 32 is a road on which congestion is expected, It is displayed in a different color from other roads. The direction of the congestion is indicated by arrows 33, 34, 35. 36,
37 is a symbol indicating a gas station, 36 is open, 37 is closed, and these are displayed in different colors. These displays change over time, and when the vehicle travels on the same road at another time, for example, it is displayed as shown in FIG. As compared with the time when FIG. 5 was displayed, the traffic congestion status has changed, and the gas station 37 is displayed as open. Although the above embodiment has been described with reference to a case where the present invention is applied to an in-vehicle navigation device, the scope of application of the present invention is not limited to this. In the above embodiment, the case where the additional information is included in the map data has been described. However, an additional information storage device may be separately provided to store the additional information. In the above embodiment, the calendar clock 8 for updating the time as needed is provided.
Further, a storage means for inputting the year, month, day, season, and the like is provided, and the data processing device 4
Time information may be read. In the above embodiment, the case where all the valid additional information is displayed has been described. However, an operating means is provided, and any additional information is selected and displayed, and the valid additional information is displayed from among them. It may be displayed separately. As described above, according to the present invention, the additional information including the position coordinates of the facility or store and the valid time information indicating whether the facility or store is open or closed is included. Year and month in an information display device including a map data storage device for storing the converted map data, a data processing device for reading the map data and converting it into an image signal, and a display device for displaying a map in accordance with the image signal. , Time information such as day, time or season, and the time information input means by which the user can input time information.
Storage means for storing the time information of the
Is stored in the storage means based on the additional information.
In the time or period of the time information, the facilities or stores that are open and the facilities or stores that are closed are displayed in different colors on the map, so that any time or time entered by the user During the period, the facilities or stores that are open and the facilities or stores that are closed can be easily confirmed on a map.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram showing an information display device applied to a navigation device according to one embodiment of the present invention. FIG. 2 is a flowchart showing the operation of one embodiment of the present invention. FIG. 3 is a configuration diagram of map data. FIG. 4 is a data configuration diagram of additional information. FIG. 5 is a map display example displayed on a display device. FIG. 6 is an example of a map displayed on a display device at a different time from that of FIG. 5; FIG. 7 is a block diagram of an information display device applied to a conventional navigation device. [Description of Signs] 1 mileage sensor 2 azimuth sensor 3 position detection device 4 data processing device 5 map data storage device 6 display device 7 time information input means 8 calendar clock

Claims (1)

(57) [Claims] [Claim 1] A coded map including additional information including position coordinates of a facility or a store and valid time information indicating whether the facility or the store is open or closed. In an information display device including a map data storage device that stores data, a data processing device that reads map data and converts it into an image signal, and a display device that displays a map in accordance with the image signal, a year, month, day, and time are provided. Alternatively, time information input means by which a user can input time information such as a season, and the time information
Storage means for storing time information input by the input means
And the data processing device updates based on the additional information.
The time or period of the time information stored in the storage means
Oite, information display device and a facility or store in a closed and facilities or store during business characterized in that it displayed with different display colors on the map.