JPH0593630A - Vehicle mounted navigation system - Google Patents

Abstract

PURPOSE:To make the contents of displays easy to understand by providing a means, which displays a display mode for indicating the present display information in parallel with the display information, and a means which sequentially displays an operating mark for instructing a switch to be operated at the neighboring part of the switch. CONSTITUTION:A RAM 8 holds the data, which are read out of a CD-ROM driver 2 based on the input from a switch device 3, and is the working area wherein the control action for the data is performed. A ROM 9 holds a system program for controlling the entire body of a vehicle mounted navigation system 1. The switch device 3 has a mode switch for operating the entire system 1, a switch for selecting and displaying map information and various kinds of service information, a cancel switch for nullifying the selection, which has been adopted once, and the like. A video controller 7 controls the drawing of the image data to be displayed on a display device 6. In the display device 6, a RAM for optimally displaying the map data and additional information for navigation, operating marks for notifying the operating switches and the like is contained.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle-mounted navigation system (hereinafter referred to as "vehicle-mounted navigation system") for displaying road map data and the like, and particularly for easy operation by a user and understanding of display contents. Car navigation system that is easy to do.

[0002]

2. Description of the Related Art Recently, a display device for displaying a map has been used in a system that makes it easier for a driver to reach a destination, such as an in-vehicle navigation system using autonomous dead reckoning navigation and GPS (Global Positioning System). There is. And for in-vehicle navigation systems,
The type of display (map area, map scale factor, etc.) on the display device is classified into various types, and a desired display can be obtained by sequentially selecting them with a plurality of switches.

[0003]

However, in the on-vehicle navigation systems so far, the switches to be operated in order to obtain a desired display must be remembered in advance according to the instruction manual, etc. The display contents and the switches to be selected for the next display have the inconvenience that they cannot be judged and operated immediately unless the display device or switch is being watched at all times. There was also a risk.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a vehicle-mounted navigation system that is easy for a user to operate and understand the display contents.

[0005]

In order to solve the above problems, the present invention displays a map of each region of various scales, a vehicle position on the map, various service information, and other information related to driving a car. A display device and a switch device having a plurality of operation switches arranged adjacent to the display device are provided, and the desired information can be displayed on the display device by operating the operation switches in a predetermined procedure. A vehicle-mounted navigation system, wherein the display device is a display mode in which the current display information is directly displayed, or means for displaying a message indicating an operation to be performed next in parallel with the display information, and an operation switch to be operated in the switch device. There is provided a vehicle-mounted navigation system including means for sequentially displaying an operation mark indicating "," adjacent to a switch to be operated.

[0006]

In the on-vehicle navigation system of the present invention, in the display device, the display mode in which the current display information is directly displayed or the message indicating the operation to be performed next is displayed in parallel with the display information, so that the user constantly displays the display information. It is possible to immediately understand the displayed contents without paying attention to. And, the in-vehicle navigation system of the present invention,
Since only the operation switches related to selection are shown separately from the arranged switches by the operation mark, the user does not need to remember the operation procedure, and there is no need to worry about selection among many operation switches. A desired display can be obtained by following a predetermined procedure.

[0007]

Embodiments of the present invention will be described below with reference to the accompanying drawings.

FIG. 1 is a block diagram of an in-vehicle navigation system 1 according to an embodiment of the present invention.

That is, the in-vehicle navigation system 1 has a CD (compact disc) -ROM driver 2 and a switch device 3 for storing data such as maps, and a CD-ROM driver 2 and a switch device 3 via an interface 4. Control circuit 5 for connecting and controlling the display, a display 6 for displaying maps and the like, a control circuit 5 and a video controller 7 for connecting to the display 6, and a RAM 8 and R for connecting to the control circuit 5 together.
With OM9.

The RAM 8 is a work area for holding the data read from the CD-ROM driver 2 by the input from the switch device 3 and performing a control operation for the data. On the other hand, the ROM 9 is the entire vehicle-mounted navigation system 1. Save the system program that controls the.

The switch device 3 is a mode switch for operating the entire in-vehicle navigation system 1,
It has a plurality of operation switches such as a switch for selecting and displaying map information and various service information, a cancel switch for invalidating a selection made once. Then, the video controller 7 displays the image data displayed on the display 6.
Controls the drawing of the data, but develops the video data in order to display the map data for navigation, additional information, a message notifying the displayed contents, and operation marks notifying an appropriate operation switch on the display 6 in the optimum format. It has a built-in video RAM.

FIG. 2 is a front view of the screen 6a of the display actually arranged and the respective switches 3a of the switch device 3. That is, when the vehicle-mounted navigation system 1 of this embodiment is started by turning on the power, the title screen TD is first displayed on the display screen 6a. Here, various modes such as map display, vehicle position display, various service information display, etc. are selected, but in the present embodiment, at the lower end of the display screen 6a.

[0013]

[Outer 1]

Further, in the portions (left end and right end) of the display screen 6a adjacent to the switch device 3, switches to be operated in selecting a mode are respectively provided.

[0015]

[Outside 2]

The mark (operation mark) OM is displayed. Therefore, the user immediately understands the display content on the display screen 6a by looking at the operation message MM, and only sees the switch indicated by the operation mark OM to promptly make an accurate selection (switch) among the reduced options. Input)
It can be performed. Therefore, even while driving, the operation of this system is not particularly concerned.

FIG. 3 shows the display screen 6a when the map display is selected on the mode selection screen of FIG. 2, for example.
Indicates. That is, the map MP of the Karuizawa region in Gunma Prefecture is displayed on the display screen 6a, but a mode display MD called "map display" is displayed at a position where it does not interfere with the map display at the upper end of the display screen 6a. Has been done. Depending on the selected mode, the mode display includes a "vehicle position display mode", a "point registration mode", a "service information mode", and the like.

Therefore, even if the user who operates the switch does not constantly pay attention to the display screen 6a, he / she can know the display contents of the screen at the standing position by looking at the mode display at the upper end of the screen. It is possible to grasp the correctness of the switch operation by oneself.

Further, FIG. 4 shows a display screen 6a displaying an operation message MM indicating the next operation to be performed after the map display of FIG. 3 and an operation mark clearly indicating a switch related to the operation specified by the message. It is a figure.

The operation message MM displayed at a position not hindering the map display at the lower end of the screen is "Please select a region with the cursor and press the [OK] button." Then, the [OK] button B (in the “map display mode”, a specific switch among the plurality of switches 3a functions as an OK button) is the operation mark at the right end of the screen as in the mode selection of FIG. It is specified by OM.

That is, in the present embodiment, in the map display mode, the enlarged detailed map is subsequently selected.
It can be displayed and the detailed map is selected with the cursor. However, even if the operator does not particularly remember the operation / handling procedure, in accordance with the operation message MM, the operator first operates the cursor key (not shown) provided as an auxiliary switch of the switch device to overlay the cursor on the map screen. Frame CF
To the desired position (where the detailed map is required), and then the operation message MM and operation mark OM.
By pressing the OK button B of the switch device without hesitation, a desired detailed map can be displayed.

FIG. 5 shows the display screen 6a when the detailed map of Karuizawa Nakamachi in FIG. 4 is displayed and then switched to the vehicle position display mode.

In this vehicle position display mode, a car mark (vehicle position mark) CM is displayed at the position of the vehicle on the map.
And the map at the bottom of the screen and the vehicle position mark CM
From the current location of your vehicle to a location that does not interfere with the display of
With the remaining distance (3km) to the destination (point "05") specified in advance

[0024]

[Outside 3]

Is shown.

In other words, in the present embodiment, for each display mode, the information format most needed by the user under that mode is determined, and the information according to that format is collected and produced momentarily, and the display 6 , The information is displayed at a place where it does not interfere with the original display of the mode, for the convenience of the user.

[0027]

As described above, according to the in-vehicle navigation system of the present invention, the user can immediately understand the display contents without constantly gazing at the display device and need to learn the operation procedure. There is no such thing as the selection among many operation switches. Therefore, it becomes an in-vehicle navigation system that is extremely easy to operate and does not disperse attention regarding driving even during driving.

[Brief description of drawings]

FIG. 1 is a configuration diagram of a vehicle-mounted navigation system according to an embodiment of the present invention.

FIG. 2 is a diagram showing a display screen when the on-vehicle navigation system is started up.

FIG. 3 is a diagram showing a display screen in the map display mode of the vehicle-mounted navigation system.

FIG. 4 is a diagram showing a display screen displaying a detailed map in the vehicle-mounted navigation system.

FIG. 5 is a diagram showing a display screen in the vehicle position display mode of the vehicle-mounted navigation system.

[Explanation of symbols] 3a switch 6a Display screen MD mode display MM operation message OM operation mark

Claims (1)

[Claims] 1. A display device for displaying information relating to driving of a vehicle such as maps of various regions on various scales, vehicle position on the map, and various service information, and a plurality of display devices arranged adjacent to the display device. An in-vehicle navigation system comprising: a switch device having an operation switch, wherein the desired information can be displayed on a display device by operating the operation switch in a predetermined procedure. Means for displaying in parallel a display mode indicating a display mode or a message indicating an operation to be performed next, and an operation mark indicating an operation switch to be operated of the switch device adjacent to the switch to be operated sequentially An in-vehicle navigation system comprising means for expressing.