JPH0757187A - Information display device for vehicle - Google Patents

Abstract

PURPOSE:To provide the vehicle information display device which enables a driver to recognize necessary information at a glance without giving the driver any feeling of incompatibility. CONSTITUTION:This device is provided with a map CD-ROM 10 on which map information is stored, various sensor parts 12 consisting of an azimuth sensor, a distance sensor, etc., as a means for obtaining various information, a GPS device 14, and an external information reception part 16 which receives external information such as traffic congestion information, and vehicle information consisting of the map information and various information is displayed on a display 18 controlled by a display electronic control part 20. When a high- speed mode display is selected by operating an operation switch 22 displayed on the display 18, a main electronic control unit 24 erases the information other than vehicle information regarding expressways from the display 18.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle information display device,
In particular, the present invention relates to a vehicle information display device capable of easily recognizing information on expressways.

[0002]

2. Description of the Related Art Conventionally, a display such as a CRT installed near a driver's seat of a vehicle displays map information such as a place name and facilities near the vehicle's current position to assist the vehicle in traveling to a destination. A vehicle information display device is known. Further, in addition to the above map information, various information such as operating route information such as distance to destination, moving distance, required time, or external information such as traffic jam information sent from VICS center is displayed on the display. Vehicle information display devices are also known.

By the way, the vehicle information displayed in this way usually includes information on both highways and general roads. The driver operates the vehicle on an appropriate route based on the vehicle information displayed on the display.

However, for example, when information about an ordinary road is not displayed when the vehicle is running on a highway, but the information is also displayed on the display, only the information required while driving is displayed from such a display. It is very difficult to look and grasp. Therefore, there are some inventions for selecting and displaying information as a solution to such a problem.
For example, in Japanese Patent Laid-Open No. 3-194417, information on expressways, information on other general roads,
There is disclosed a traveling display device for selecting and displaying.

[0005]

However, in the above-mentioned prior art, when the high-speed mode for displaying the information about the highway is selected, the map dedicated to the high-speed mode is displayed, so that the map is remarkably displayed when switching from the general mode. There was a problem that the contents changed and it was difficult to recognize the necessary information at a glance.

The present invention has been made to solve the above problems, and an object thereof is to allow a driver to recognize necessary information at a glance without making the driver feel uncomfortable. To provide a display information display device.

[0007]

In order to achieve the above object, the vehicle information display device according to claim 1 is a vehicle information display for displaying various information on the display means so as to be superimposed on the map information display. In the device, a high-speed mode selection unit capable of selecting a high-speed mode display, and a control unit that erases vehicle information other than high-speed road information from the display unit when the high-speed mode display is selected by the high-speed mode selection unit, It is characterized by having.

In order to achieve the above object, the vehicle information display device according to a second aspect of the invention is a vehicle information display device for displaying various information on the display means so as to be superposed on the map information display. It has a selectable high-speed mode selection means and a control means for erasing from the display means the various kinds of information other than high-speed road display when the high-speed mode display means selects the high-speed mode display. .

Further, in order to achieve the above object, the vehicle information display device according to a third aspect of the invention is a vehicle information display device for displaying various information on the display means so as to be superposed on the map information display, and is a high-speed mode display device. When the high-speed mode display is selected by the selectable high-speed mode selection means and the high-speed mode selection means, the vehicle information regarding the expressway is displayed on the display means so as to be conspicuous with respect to the other vehicle information. And a control means.

[0010]

In the vehicular information display device according to the present invention having the above-described structure, when the high speed mode display is selected, the vehicle is not switched to and displayed on the map dedicated to the high speed mode as in the prior art. The high-speed mode is displayed by making the following display on the screen displaying the usage information.

That is, in the vehicular information display device according to the first aspect, information other than vehicular information regarding the expressway is erased from the display means, and map information regarding the expressway and the above-mentioned various information regarding the expressway are displayed on the display means. To display.

Further, in the vehicle information display device according to the second aspect, the various information other than the information about the expressway is deleted from the display means, and the map information about the expressway and the general road and the various information about the expressway are displayed. Display on the means.

Further, in the vehicle information display device according to the third aspect, the vehicle information regarding the expressway is displayed on the display means so as to be conspicuous with respect to the other vehicle information.

Therefore, by erasing unnecessary information from the screen displaying the normal vehicle information or making the necessary information conspicuous, the driver does not have to be confused about the screen switching and needs it at a glance. Can recognize various information.

[0015]

【Example】

Example 1. Preferred embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a block diagram of the vehicle information display device according to this embodiment. This vehicle information display device is provided with a map CD-ROM 10 in which map information such as roads, place names, facility names, river names, etc. is stored. Necessary map information is read according to the current position of the vehicle. Be done. Also, as a component to obtain various information,
The vehicle information display device according to the present embodiment is provided with various sensor units 12, a GPS device 14, and an external information receiving unit 16. The various sensor units 12 are composed of an azimuth sensor that detects the traveling azimuth of the vehicle based on the geomagnetism, a distance sensor that measures the traveling distance by the rotation speed of the wheels, and the like. The GPS device 14 detects the position of the host vehicle, and together with the various sensor units 12, obtains operation route information used for vehicle operation, guidance, and the like. The external information receiving unit 16 uses the external information,
For example, it receives traffic congestion information from the VICS center or the like.
Further, the display electronic control unit 20 is included in the vehicle information display device.
Display 18 for displaying vehicle information including the map information and various types of information described above, operation switch 22 for switching the information displayed on display 18, inputting of vehicle information, various arithmetic processes, and display electronics. A main electronic control unit (hereinafter referred to as a main ECU) 24 that controls the control unit 20 and displays predetermined vehicle information is provided. Although the operation switch 22 may be prepared as a separate component, it may be a touch switch that is displayed on the display 18 and operated by touching the surface of the display 18. The operation switch 22 in this embodiment is displayed on the display 18, and the embodiment will be described below.

In the above device configuration, normally, only the map information is displayed on the display 18, and various information such as external information is displayed by being superimposed on this screen (hereinafter referred to as a normal screen). The driver appropriately drives the own vehicle based on the map information and various information displayed on the superimposed screen (hereinafter referred to as the vehicle information screen).

A feature of this embodiment is that when the high-speed mode display is selected by operating the operation switch 22 while the vehicle information screen is displayed, it is not possible to switch to the high-speed mode dedicated screen. Instead, the main ECU 24 is provided to erase information other than the vehicle information related to the expressway from the vehicle information screen currently displayed on the screen. As a result, unnecessary vehicle information is deleted from the screen, so that not only is vehicle information about the expressway easy to see, but also necessary vehicle information about the expressway is already displayed on the screen. Since it remains displayed at the same position as the existing position, the driver can find and recognize the necessary vehicle information on the screen at a glance without feeling discomfort. FIG. 2 is a diagram showing a display example on the display 18, and by selecting the high-speed mode display from the display state of the general mode displaying the vehicle information screen of FIG. As shown in (b) of FIG. 3, the display state is such that the information on the general road is erased.

FIG. 3 shows a processing flow chart of the screen switching operation as described above, and the processing of the vehicle information display device in this embodiment will be described below with reference to FIG.

Normally, the vehicle information display device according to the present embodiment displays a normal screen as a general mode (step 101) and displays map information on both the expressway and the general road on the display 18. Here, when various information switches constituting one of the operation switches 22 provided at predetermined positions on the screen are turned on (step 102), various information is superimposed on the normal screen and output, so that the vehicle information An information screen is displayed (step 10)
3). At the same time, the high speed mode switch is displayed at a predetermined position on the screen as one of the operation switches 22 (step 104). This display state corresponds to FIG. However, the operation switch 22 is not shown. In step 105, when the various information switches are turned off while the high speed mode switch is turned off (step 10
6) Then, the process returns to step 101, and the normal screen is displayed. In step 105, when the high-speed mode display is selected by turning on the high-speed mode switch, information other than the vehicle information related to the highway is erased from the display 18 (step 107). As a result, unnecessary vehicle information is deleted while the vehicle information related to the expressway remains displayed at the same position as that already displayed on the screen, so that the driver can obtain the necessary information from the screen. You can find it at a glance without searching again for where it is displayed. The display status of this screen is shown in Figure 2.
Corresponds to (b) of. However, the operation switch 22 is not shown. Here, when the high speed mode switch is turned off (step 108), the process returns to step 103, and the vehicle information screen is displayed. Note that step 108
It is also possible to add a process of turning off the various information switches after the process of (3) to display only the map information of the expressway.

As described above, according to this embodiment, when the high speed mode display is selected, unnecessary information is erased from the already displayed screen and the necessary information is displayed as it is at the already displayed position. Since it is left, the driver can find out at a glance where the necessary information is displayed on the screen without having to search again.

Example 2. The vehicle information display device in this embodiment is substantially the same as that in the first embodiment, except for the function of a main ECU 24 described later in FIG.

That is, the characteristic feature of this embodiment is that when the high-speed mode display is selected by operating the operation switch 22 while the vehicle information screen is displayed, the high-speed mode display is switched to. Main EC that deletes various information other than highway related information from the vehicle information screen currently displayed on the screen
U24 is provided. As a result, various unnecessary information is deleted from the screen, making it easy to see various map information and various information related to expressways that are necessary for selecting a vehicle route. Since it remains displayed at the same position as that already displayed on the screen, the driver can find and recognize the necessary vehicle information from the screen at a glance without feeling discomfort.

FIG. 4 is a processing flow chart of the screen switching operation in this embodiment. The difference from the first embodiment is that step 107 in the first embodiment is step 117 in this embodiment. different. Therefore, regarding the processing of the vehicle information display device in the present embodiment,
When the high-speed mode display is selected by turning on the high-speed mode switch in step 105, various information other than information related to the highway is erased from the display 18 (step 117).

As described above, according to the present embodiment, when the high-speed mode display is selected, unnecessary information is erased from the already displayed screen and the necessary information is displayed as it is at the already displayed position. Since the information is left, the driver can find out at a glance where the necessary information is displayed on the screen without having to search again.

Example 3. The vehicle information display device in this embodiment is substantially the same as that in the first embodiment, except for the function of a main ECU 24 described later in FIG.

That is, a characteristic of this embodiment is that when the high-speed mode display is selected by operating the operation switch 22 while the vehicle information screen is displayed, the high-speed mode display is switched to. That is, the main ECU 24 is provided to display the vehicle information other than the vehicle information related to the expressway while lowering the tone from the vehicle information screen currently displayed on the screen. In this way, by lowering the tone of the unnecessary vehicle information display, the display of the vehicle information regarding the expressway can be conspicuously displayed as a reaction, which makes it easier to see the vehicle information regarding the expressway. Not only that, the necessary vehicle information remains displayed at the same position as that already displayed on the screen, so the driver can find and recognize the necessary vehicle information on the screen at a glance without feeling discomfort. be able to.

FIG. 5 is a processing flow chart of the screen switching operation in this embodiment. The difference from the first embodiment is that step 107 in the first embodiment is step 127 in this embodiment. different. Therefore, regarding the processing of the vehicle information display device in the present embodiment,
In step 105, when the high-speed mode display is selected by turning on the high-speed mode switch, the tone of the display of vehicle information other than the vehicle information regarding the highway, that is, the vehicle information regarding the general road is lowered (step 127).

As described above, according to the present embodiment, when the high-speed mode display is selected, the vehicle information regarding the highway can be displayed by lowering the tone of displaying the vehicle information regarding the general road from the already displayed screen. Since it is made to be conspicuous, it is possible to recognize the information about the highway while confirming the relationship between the highway and the general road, for example.

In consideration of the background color of the display 18 or the illuminance inside the vehicle due to day and night, weather, etc., the tone of the display of vehicle information other than vehicle information regarding the highway is not lowered, but the vehicle regarding the highway is displayed. You may make it raise the tone of the display of the business information. Also, noticeable colors,
The color and the color scheme may be changed inconspicuously, but the raising and lowering of the tone is effective also in the display means having a small number of color display colors.

Example 4. The vehicle information display device in this embodiment is almost the same as the constituent elements shown in the first embodiment. In the first embodiment, the high speed mode switch is displayed only after the display of various information is turned on in the first embodiment. However, in the present embodiment, the high speed mode switch is previously displayed on the normal screen. It is different in that it is displayed and various information switches are selected after the high speed mode is selected.
Further, in the first embodiment, the screen displaying only the map information is the normal screen, but in the present embodiment, the vehicle information screen in the first embodiment, that is, various information such as map information and external information is displayed. The selected screen is set as a normal screen.

FIG. 6 shows a processing flow chart of the screen switching operation as described above. Hereinafter, processing of the vehicle information display device according to the present embodiment will be described with reference to FIG.

Normally, the vehicle information display device according to the present embodiment displays the above-mentioned normal screen as the general mode (step 201), and the map information and various information relating to both the expressway and the general road are displayed on the display 18. it's shown. Here, when a high-speed mode switch that constitutes one of the operation switches 22 provided at a predetermined position on the screen is turned on (step 202), map information other than the map information regarding the highway is erased from the display 18 ( Step 203). In step 204, the various information switches are turned off while the high-speed mode switch is turned on.
When it is turned on (step 204), various kinds of information other than those related to the expressway are erased from the display 18 (step 205). Here, when the high speed mode switch is turned off in step 206, the process returns to step 201, and the normal screen is displayed. Step 20
If the high speed mode switch is still ON in 6, the process returns to step 204 and the high speed mode is displayed as it is.

In the present embodiment, it is described that unnecessary information is erased in comparison with the first embodiment, but the tone may be lowered as in the third embodiment.

As described above, according to each of the above embodiments, when the high-speed mode display is selected, unnecessary information is erased from the information already displayed without switching to the screen display dedicated to the high-speed mode. Therefore, the driver does not have to search again where the necessary information is displayed on the screen, and can find it at a glance.

In each of the above embodiments, the description has been made by distinguishing between two roads, a highway and a general road. However, the present invention is not limited to this. For example, a general road and a branch line other than that, You may distinguish and use it, such as a national highway and others, and a toll road and others.

[0037]

As described above, in the vehicle information display device according to the present invention, even when the high-speed mode display is selected, the information other than the information related to the highway is deleted from the already displayed information, or the highway is displayed. Since the vehicle information about the vehicle is displayed so as to stand out from the other vehicle information, the driver does not have to search again where the necessary information is displayed on the screen, and the driver can easily recognize it. It becomes possible to do.

[Brief description of drawings]

FIG. 1 is a block configuration diagram of a vehicle information display device according to the present invention.

FIG. 2 is a diagram showing a display example when switching from a general mode display to a high speed mode display.

FIG. 3 is a flowchart of a screen switching operation in the first embodiment of the vehicle information display device according to the present invention.

FIG. 4 is a flowchart of a screen switching operation in the second embodiment of the vehicle information display device according to the present invention.

FIG. 5 is a flowchart of a screen switching operation in the third embodiment of the vehicle information display device according to the present invention.

FIG. 6 is a flowchart of a screen switching operation in the fourth embodiment of the vehicle information display device according to the present invention.

[Explanation of symbols]

 10 Map CD-ROM 12 Various sensor parts 14 GPS device 16 External information receiving part 18 Display 20 Display electronic control part 22 Operation switch 24 Main electronic control device

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Tokuwa Endo 1 Toyota Town, Toyota City, Aichi Prefecture Toyota Motor Corporation (72) Inventor Kunihiro Ishikawa 1-1, Showa Town Kariya City, Aichi Nippondenso Co., Ltd. Within

Claims (3)

[Claims] 1. A vehicle information display device for displaying various information on a display means so as to be superimposed on a map information display, and a high-speed mode selection means capable of selecting a high-speed mode display, and a high-speed mode display selected by the high-speed mode selection means. And a control means for erasing from the display means vehicle information other than information related to the expressway, the vehicle information display device. 2. A vehicle information display device for displaying various information on a display means so as to be superimposed on a map information display, and a high-speed mode selection means capable of selecting a high-speed mode display, and a high-speed mode display selected by the high-speed mode selection means. And a control means for erasing the various information other than the information related to the expressway from the display means. 3. A vehicle information display device for displaying various information on a display means so as to be superimposed on a map information display, and a high-speed mode selection means capable of selecting a high-speed mode display, and a high-speed mode display selected by the high-speed mode selection means. In this case, the vehicle information display device further comprises: a control unit that causes the display unit to display the vehicle information related to the expressway so as to be conspicuous with respect to other vehicle information.