JPS58204309A - Course guiding device - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention provides a course guidance device, especially a two-way sensor and a mileage sensor, which display the travel trajectory of a moving object such as a passenger car on a display. In a course guidance device that displays the driving position in correspondence with the map by superimposing maps, for example, when the driving position of the vehicle reaches the peripheral edge of the display screen, the currently displayed map (second Automatically updates to other connected maps, and ensures that the display of the driving position is converted to the correct position according to the updated map, and also changes to the set of maps displayed at the start of driving and the number of strokes map. The corresponding current positioning relates to a course guiding device which can be carried out simply by means of a keyboard operation C2.

The applicant of the present application uses a microphone film in which maps of multiple consecutive areas and their enlarged maps have been recorded in advance, for example, to automatically update the map as the vehicle progresses. proposed a course guidance device in which, when the map is switched, a bright spot indicating the current position is automatically converted and displayed correctly in accordance with the new map 62.

However, at the start of the trip, a map of the region including the starting point is selected from among the plurality of maps and displayed on the display (hereinafter referred to as the initial set)9, and the current position is displayed on the ghost map. Although a series of initial operations are required, such as matching the position corresponding to the starting point,
The course guidance device proposed above (in Part 2, the proposal regarding the series of initial operations described above is not clearly described. In particular, there is a need for a course guidance system that allows the above-mentioned initial operations to be carried out with simple operations.

The present invention aims to realize the above-mentioned demands, and has the functions of automatically updating the map and automatically converting the current position (accompanied by automatic map updating). It is an object of the present invention to provide a course guiding device that allows initial operations of selection and current positioning to be performed with simple operations on a keyboard.

This will be explained below with reference to the drawings.

Fig. 1 is a perspective view for explaining an embodiment of a display device equipped with a map switching mechanism according to the present invention, and Fig. 2 is a pre-22 diagram showing the overall configuration of an embodiment of the present invention.
3 and 4 are explanatory diagrams for explaining the initial set in the present invention.

Before explaining the specific operation of the present invention, the display device of the present invention will be explained with reference to FIG. In the figure, reference numeral 1fi projection screen, 2 a magnifying lens, 3 a cassette case,
Reference numeral 4 denotes a micro-e film, which is loaded in the cassette case 3 so as to be able to be wound up and rewinded by a drive device (not shown), and 5 is an exposure window, which allows the micro e-film 4 to be 6 is a display element that is made up of a transparent display element such as a liquid crystal display element or an electrostatic display element, and 7 is a driving trajectory. What is plotted on the display element 6 based on the direction 7 and the output ζ of the mileage sensor, which will be described later, is a light source 8, which is constituted by, for example, a log lamp. .

The display device according to the present invention is configured, for example, as shown in FIG. Case 3 (2) Each frame of the loaded micro film 4 records road maps by region, city maps, etc. of all of Japan in monochrome or color.Then, select the desired map. A film retrieval device (not shown) is provided for searching, and when searching for a map, the film retrieval device operates and the exposure window 5 of the cassette case 3 (the one where the map of Nishorin is marked II-&) is installed. It is configured to set !.

Then, the travel trajectory 7 displayed on the transparent display element 6 and the cassette
The map written on the frame of the i-micro film 4 set in the exposure window 5 of the case 3 is shown by the magnifying lens 2.
The travel trajectory 7 and the map are displayed on the projection screen 1 in a superimposed manner. It goes without saying that the image of the traveling trajectory displayed on the projection screen 1 as the moving object travels is extended along the road on which the mobile object is traveling.

Next, the operation of the present invention will be explained with reference to the embodiment shown in FIG. The reference numeral 9 in FIG. 2 is an orientation sensor, 1
04 mileage sensor; 11 is a current position calculation unit that calculates the current position of the moving object based on the outputs of the azimuth sensor 9 and mileage sensor lO; 12 is a travel trajectory memory that calculates the current position; The current position information outputted from 1tl11 is sequentially stored; 13 is a display device configured as shown in FIG. 1;
Reference numeral 4 denotes a map automatic update control unit which detects, based on the output of the current position calculation unit 11, that the current position has reached the peripheral edge of the map displayed on the display device 13, and also updates information on adjacent areas connected to the map. Map 1 = Controls the display device 13 to update and display the map, and displays the current position in accordance with the updated map. The middle board is equipped with various input keys for performing operations such as selecting the map displayed on the display device 13, moving the travel trajectory, etc. 16 is the initial Sera F control unit. This figure shows how to control the initial setting of the present invention by key input from the keyboard 15.

In FIG. 2, the current position V is calculated based on the outputs of the direction sensor 9 and the travel distance sensor 10, and the current position information output from the current position calculation unit 11 is stored in the travel trajectory memory 1.
2 are sequentially stored. The contents of the travel trajectory memory 12 are then read out and displayed together with the map on the display device 13, as described with reference to FIG. Further, as described above, the automatic map update control unit 14j2 performs automatic updating of the map and automatic conversion of the current location, and C2 performs arbitrary map selection and current location display using keys from the keyboard 15. Corrections are made.

Next, the initial set operation of the present invention by the initial set control section 16 will be explained. As mentioned above, the initial set means to select and display the first (second) map to be displayed at the start of travel, that is, the map of the area including the starting point. The initial setting is performed by a simple operation of pressing an input key (not shown) that instructs the initial setting that has been made.
When an initial set is instructed by the key input from the keyboard 15, the initial set control section 16 selects and displays a predetermined block map (for example, a 3-block map). Controls the display device 13. In this manner, the initial setting is automatically performed by pressing a key from the keyboard 15, and a predetermined map is displayed.

After the above-mentioned initial setting is performed, the map number of the desired map frame in the GA map is inputted using the keyboard 15, for example, so that the map with the line map number is searched and displayed. Ru.

Map search after the initial setting can be performed by manually moving the cursor 17 from the keyboard 15 to the desired area, as shown in FIG. It is also possible to select a map frame and display it on the display device 13.

As described above, after initially displaying a block map as shown in Figure 3 with the initial setting, a map of a desired area can be searched and displayed by manually pressing the map number keys or by moving the cursor 17 as shown in Figure 4. As explained in , during the initial setup (2#I3, without displaying a block map as shown in the figure), a map of a predetermined area is displayed, i.e., if the driver is a resident of Misamori City, the starting point is always Aomori City. In such a case, the area map with map number 2 in the M3 diagram may be directly displayed.

As explained above, according to the present invention, the initial setting in which a predetermined desired map is selected and displayed at the start of driving can be automatically performed by simple manual keystrokes on the keyboard. Since the map update accompanying subsequent travel ζ2 is also performed automatically, it is possible to provide a course guidance device with better operability compared to conventional devices.

[Brief explanation of drawings]

Figure JI1 is a perspective view for explaining an embodiment of a display device equipped with a map switching mechanism in the present invention @l:l-, and Figure 2 is a block diagram showing the overall configuration of an embodiment C2 of the present invention. , FIG. 3, and FIG. 4 are explanatory diagrams for explaining the initial setting of the present invention. In the figure, l is a projection screen, 2Fi magnifying lens, 3 is a cassette case, 4 is a micro film, 5 is an exposure window, 6 is a display element, 7 is a running track, 8 is a light source, 9 is a direction sensor, 10 is a a mileage sensor; 11 is a current position calculation unit;
Reference numeral 12 represents a travel trajectory memory, 13 a display device, 14 a map automatic update control section, 15 a keyboard, 16 an initial set control section, and 17 a cursor. Special applicant Alps Electric Co., Ltd.

Claims (1)

[Claims] The display device is equipped with a direction sensor and a mileage sensor, and displays the travel trajectory of the moving body based on the outputs of the armpit direction sensor and the mileage sensor. The nine-course guide device detects that the traveling trajectory has reached the peripheral edge of the map and displays the traveling position of the moving object in correspondence with the map. The present invention further includes an automatic map update means for switching to and displaying a map of an area adjacent to the map, and an initial set control section for displaying a predetermined map on the display device in response to an initial set signal from the keyboard. Features a course guidance device.