JP2020100199A - Vehicle information display device, control method of vehicle information display device and control program of vehicle information display device - Google Patents

Abstract

To provide a vehicle information display device, a control method of a vehicle information display device and a control program of a vehicle information display device capable of displaying vehicle information even when exceeding a display range of an analog instrument.SOLUTION: A vehicle information display device 1 includes a display part 3 provided for display of vehicle information and a displaying controller 4 for controlling display of the display part 3. The display part 3 has an analog instrument 31 and a display 32, and the displaying controller 4 judges whether vehicle information can be displayed by the analog instrument 31 and, when the vehicle information judges that the vehicle information cannot be displayed by the analog instrument 31, displays the vehicle information on the display 32.SELECTED DRAWING: Figure 4

Description

The present invention relates to a vehicle information display device, a vehicle information display device control method, and a vehicle information display device control program.

2. Description of the Related Art In recent years, vehicle meters have been provided with vehicle information display devices that include analog meters and a display module and that display vehicle information such as traveling speed.
Regarding such a vehicle information display device, Patent Document 1 proposes a vehicle instrument in which an analog display and a digital display are combined.

Japanese Utility Model Publication No. 6-69734

However, the analog instrument has a problem that the display range of the dial and the movable range of the pointer have an upper limit and a lower limit, and vehicle information exceeding these limits cannot be displayed.

The present invention has been made in consideration of the above points, a vehicle information display device capable of displaying vehicle information even when the display range of the analog instrument is exceeded, a control method of the vehicle information display device, It is an object to provide a control program for a vehicle information display device.

In order to solve the problem, the vehicle information display device according to the present invention,
A display unit for displaying vehicle information,
A display controller for controlling the display of the display unit,
The display unit has an analog instrument and a display,
The display controller displays the vehicle information on the display when it determines that the vehicle information cannot be displayed on the analog instrument.

According to the vehicle information display device, the vehicle information display device control method, and the vehicle information display device control program of the present invention, the vehicle information can be displayed even when the display range of the analog instrument is exceeded. A display device, a vehicle information display device control method, and a vehicle information display device control program can be provided.

It is a block diagram showing a vehicle information display device concerning the present invention. FIG. 2 is a plan view for explaining a display unit of the vehicle information display device of FIG. 1. It is a figure which expands and shows the display part of the vehicle information display apparatus of FIG. It is a figure which shows the 1st aspect of a vehicle information display apparatus. It is a figure which shows another example of the 1st aspect of a vehicle information display apparatus. It is a figure which shows the 2nd aspect of a vehicle information display apparatus. It is a flow chart which shows a processing procedure in a vehicle information display device. 7 is a graph showing a control characteristic of a display density of vehicle information in the vehicle information display device. It is a figure which shows the 3rd aspect of a vehicle information display apparatus.

FIG. 1 is a block diagram showing a vehicle information display device 1 according to the present invention together with a related configuration.
The vehicle information display device 1 is a display device for displaying vehicle information, and includes a speedometer, a tachometer, a water temperature gauge, a fuel gauge, etc. installed on an instrument panel in front of the driver's seat, and an analog instrument and a display etc. It is an integrated combination meter.
The vehicle information display device 1 acquires vehicle information to be displayed from the vehicle controller 2 and displays the vehicle information on the display unit 3. Further, the vehicle information display device 1 acquires navigation information from the navigation controller 5 and displays it on the display unit 3.

The vehicle controller 2 is a vehicle ECU (Electronic Control Unit) of this vehicle, and notifies the vehicle information display device 1 of vehicle information such as traveling speed, engine rotation speed, water temperature, and remaining amount of traveling energy.

The vehicle information display device 1 includes a display unit 3 and a display controller 4.

The display unit 3 displays the vehicle information notified from the vehicle controller 2. The display unit 3 is configured to be able to display vehicle information such as traveling speed, engine rotation speed, and remaining amount of traveling energy.
Specifically, the display unit 3 is installed on an instrument panel and includes an analog instrument 31 for indicating vehicle information with a pointer K and a display 32 capable of displaying vehicle information and navigation information, and is controlled by the display controller 4. To be done.
In the analog meter (analog meter) 31, the pointer K rotates and indicates the numerical value or index printed on the dial.
Various configurations such as a DMD (Digital Mirror Device), a liquid crystal display panel, and an organic EL (Electro Luminescence) panel can be widely applied to the display 32.
In addition, the display unit 3 may further include an unillustrated indicator light or warning light.

The display controller 4 is configured to control the display of the display unit 3, and includes a control unit 41 and a storage unit 42.
The control unit 41 is composed of a microcontroller having an arithmetic processing circuit and a SoC (System on a Chip).
The storage unit 42 includes a non-volatile storage memory and can store a control program, image data, vehicle setting information, and vehicle information acquired from the vehicle controller 2. The storage unit 42 may be provided integrally with the control unit 41.
The display controller 4 controls the rotation of the pointer K of the analog instrument 31 and controls the display of the display 32 by executing the control program of the vehicle information display device 1 by the control unit 41.

The navigation controller 5 is a controller that manages the navigation system, positions the vehicle position information based on a signal received from a GNSS (Global Navigation Satellite System), and displays the navigation information superimposed on the map information on the vehicle information display device 1 Output to.

FIG. 2 is a plan view schematically showing the configuration of the display unit 3 under the control of the display controller 4. The display unit 3 is provided with an analog meter speedometer 31A on the left side, an analog meter rotation speed meter 31B on the right side, and an analog meter water temperature gauge 31C and a fuel meter 31D on the upper side.
A display 32 is provided between the speedometer 31A and the rotation speed meter 31B.

The speedometer 31A is an instrument for instructing the speed of the vehicle, and displays vehicle information in a predetermined numerical value and display unit (km/h or mph) from 0 printed on the dial.
The tachometer 31B is an instrument for instructing the number of revolutions of the engine, and displays vehicle information in a predetermined numerical value and a display unit (rpm) from 0 printed on the dial.
The water temperature gauge 31C is an instrument for indicating the temperature of the cooling water for cooling the engine, and is a vehicle between C (Cool: indicates low temperature) and H (Hot: indicates high temperature) printed on the dial. Display information.
The fuel gauge 31D is an instrument for instructing the remaining amount of running energy (gasoline, light oil, electric energy, etc.), from E (Empty: showing empty) to F (Full: full) printed on the dial. Vehicle information is displayed between (shown).

The display controller 4 starts its operation when the supply of power from this vehicle is started, and the turning position of the pointer K is changed from the lower limit indicating end Kmin, which is the lower limit value of the analog instrument 31, based on the vehicle information notified from the vehicle controller 2. It is variably displayed between the upper limit indicating end Kmax which is the upper limit.
Further, the display controller 4 controls the display on the display 32 by reading out the image data recorded in the storage unit 42 according to the vehicle information notified from the vehicle controller 2.

FIG. 3 is an enlarged view of the display unit 3 of FIG. 2 centering on the speedometer 31A and the display 32.
In the example of FIG. 3, a time display C1 is provided on the upper left of the display 32, and a vehicle interior temperature display C2 is provided on the lower left. Further, a display C3 of the total traveled distance is provided on the lower right of the display 32, and a display C4 of the instantaneous fuel consumption is provided on the upper right. A navigation display C5 is provided in the center.

FIG. 4 shows a first mode of the vehicle information display device 1.
The display controller 4 changes the rotational position of the pointer K of the speedometer 31A based on the vehicle information acquired from the vehicle controller 2 and controls the display on the display 32. Here, the display controller 4 determines that the vehicle information cannot be displayed on the speedometer 31A when the vehicle information on the traveling speed (eg, 200 km/h) exceeds the upper limit value (eg, 180 km) of the speedometer 31A. To do. The display controller 4 rotates the pointer K of the speedometer 31A to the upper limit indicating end Kmax, erases the navigation display C5 on the display 32, and provides a traveling speed display C6.

FIG. 5 shows another example of the first mode of the vehicle information display device 1.
The display controller 4 changes the rotational position of the pointer K of the fuel gauge 31D based on the vehicle information acquired from the vehicle controller 2. Here, the display controller 4 determines that the vehicle information cannot be displayed on the fuel gauge 31D when the vehicle information regarding the remaining amount of running energy is below the lower limit value of the fuel gauge 31D. The display controller 4 rotates the pointer K of the fuel gauge 31D to the lower limit instructing end Kmin, erases the navigation display C5 on the display 32, and provides a display C7 of the remaining running energy. Note that the display controller 4 may be provided with a display of the travelable distance instead of the display C7 of the remaining amount of the travel energy.

FIG. 6 shows a second mode of the vehicle information display device 1.
Here, when the vehicle information of the traveling speed (for example, 200 km/h) exceeds the upper limit value (for example, 180 km) of the speedometer 31A, the display controller 4 displays the pointer K of the speedometer 31A on the speedometer 31A. The display C2 of the in-vehicle temperature of the display 32 is erased and the traveling speed display C6 is provided so as to approach the upper limit instructing end Kmax which is the upper limit value. In order to emphasize the vehicle information that cannot be displayed by the analog instrument 31, the display controller 4 also erases another vehicle information display on the display 32 (for example, the cumulative traveling distance display C3) and enlarges the traveling speed display C6. It may be displayed.

FIG. 7 is a flowchart showing a processing procedure in the vehicle information display device 1.
The display controller 4 executes this processing procedure at regular time intervals or at changes in vehicle information. The display controller 4 acquires the vehicle information and determines whether the acquired vehicle information exceeds the upper limit value or the lower limit value of the analog instrument (SP1-SP2-SP3).
When the acquired vehicle information does not exceed the upper limit value or the lower limit value of the analog instrument, the pointer K is rotated based on the vehicle information (SP5).
On the other hand, when the acquired vehicle information exceeds the upper limit value or the lower limit value of the analog instrument, the pointer K is rotated to the lower limit instructing end Kmin or the upper limit instructing end Kmax, and the vehicle information is displayed on the display 32. (SP4-SP5).

FIG. 8 is a graph showing the control characteristic of the display density of the vehicle information in the vehicle information display device 1.
The display controller 4 displays the vehicle information on the display 32 by setting the traveling speed display C6 to the display density Don when the acquired vehicle information of the traveling speed exceeds the upper limit value Vmax of the speedometer 31A. ..
Further, the display controller 4 maintains the display density Don of the traveling speed display C6 even when the traveling speed V of the acquired vehicle information decreases from the upper limit value Vmax of the speedometer 31A to the traveling speed V1.
Further, the display controller 4 gradually or stepwise reduces the display density D of the display C6 of the traveling speed from the traveling speed V1 of the acquired vehicle information to the traveling speed V2.
Accordingly, it is possible to reduce the flicker of the traveling speed display C6 due to the fluctuation of the traveling speed V when the traveling speed is near the upper limit value Vmax of the speedometer 31A.
Although the display C6 of the traveling speed is controlled by changing the display density D, it may be controlled by changing the brightness, brightness, and saturation.

FIG. 9 shows a third aspect of the vehicle information display device 1.
When the display unit of the analog instrument 31 and the display unit used in the position information acquired from the navigation controller 5 do not match, the display controller 4 determines that the analog instrument 31 cannot display. For example, the display controller 4 can determine that the display unit of the speedometer 31A is metric when the destination setting of the vehicle stored in the storage unit 42 is Japan, and the display unit when the position information is the United States. Can be judged to be the imperial method. The display controller 4 rotates the pointer K of the speedometer 31A (for example, 80 km/h) and displays the vehicle information of the traveling speed on the display 32 in the display unit of the position information. The display controller 4 deletes the navigation display C5 on the display 32 and provides a traveling speed display C8 (for example, 49.7 miles per hour) in a display unit of position information. At this time, the display controller 4 may use the display unit of the position information for the display C3 of the cumulative traveling distance and the display C4 of the instantaneous fuel consumption.

According to the above configuration, the vehicle information display device includes a display unit for displaying vehicle information, and a display controller for controlling the display of the display unit, and the display unit has an analog instrument and a display, When it is determined that the vehicle information cannot be displayed on the analog instrument, the vehicle information can be displayed on the display. This allows the vehicle information display device to provide vehicle information beyond the display range of the analog instrument.

Further, the vehicle information display device makes a determination that the vehicle information cannot be displayed on the analog instrument when the vehicle information exceeds the upper limit value or the lower limit value of the analog instrument. Accordingly, when the vehicle information can be displayed by the analog instrument, another information can be displayed on the display, and when the vehicle information cannot be displayed by the analog instrument, the vehicle information is displayed on the display.

Further, in the vehicle information display device, the display is arranged on the upper limit value or the lower limit value side of the analog instrument, and the display controller displays the vehicle information on the display so as to be close to the upper limit value or the lower limit value. Thereby, the upper limit value or the lower limit value of the analog instrument and the vehicle information displayed on the display can be displayed in association with each other.

Further, the vehicle information display device has a pointer with which an analog meter indicates vehicle information. This makes it easy to understand that the vehicle information acquired from the vehicle controller indicates the upper limit value or the lower limit value of the analog instrument.

Further, the vehicle information display device performs control such that when the vehicle information is erased from the display, it is later than when the vehicle information is displayed on the display. Thereby, when the vehicle information is shaking near the upper limit value or the lower limit value of the analog instrument, it is possible to reduce the flicker of the display of the vehicle information on the display.

Further, the vehicle information display device determines that the display cannot be displayed by the analog instrument when the display controller acquires the vehicle position information and the display unit of the analog instrument and the display unit used for the position information are different. Accordingly, even when the vehicle is used in an area where the display unit of the analog instrument is different, the vehicle information can be displayed on the display according to the display unit of the position information.

Further, in the control method of the vehicle information display device for displaying vehicle information on a display unit having an analog instrument and a display, the display unit determines whether the vehicle information can be displayed by the analog instrument, and the vehicle information is the analog instrument. If it is determined that the image cannot be displayed, the image is displayed on the display. Thereby, the control method of the vehicle information display device can provide the vehicle information beyond the display range of the analog instrument.

Further, in the control program of the vehicle information display device for displaying the vehicle information on the display unit including the analog instrument and the display by executing the predetermined processing procedure by the execution in the arithmetic processing circuit, the processing procedure is such that the vehicle information is the analog instrument. And a step of displaying the information on the display when it is determined that the vehicle information cannot be displayed on the analog instrument. Thereby, the control program of the vehicle information display device can provide the vehicle information beyond the display range of the analog instrument.

The specific configuration suitable for carrying out the present invention has been described above in detail, but the present invention can variously change the configuration of the above-described mode without departing from the spirit of the present invention.

Further, in the above-described aspect, the case where the vehicle information of the speedometer 31A and the fuel gauge 31D is displayed on the display 32 has been described, but the present invention is not limited to this, and may be applied to the tachometer 31B and the water temperature gauge 31C. Alternatively, it may be applied to an analog meter retrofitted to a vehicle.
Alternatively, the vehicle information of the analog meter 31 may be displayed on a digital meter, a HUD (Head Up Display), or a CID (Center Information Display) that is added to the vehicle.
Further, the present invention can be applied simultaneously to display a plurality of vehicle information.

Further, in the control of the display density D of the vehicle information in the vehicle information display device 1 described above, when the traveling speed is lower than the upper limit value Vmax of the speedometer 31A, the display density Don is held for a certain period and the display density D is gradually decreased. However, only one of them may be controlled.

Further, in the above-described third aspect, the display unit used to display the vehicle information is determined from the position information. However, the driver is identified based on the information acquired from the mobile terminal or the information acquired from the driver monitoring system, and the driver is determined according to the driver. The vehicle information may be displayed on the display in display units.

1 Vehicle Information Display 2 Vehicle Controller 3 Display 31 Analog Instrument 32 Display 4 Display Controller K Guide

Claims (8)

A display unit for displaying vehicle information,
A display controller for controlling the display of the display unit,
The display unit has an analog instrument and a display,
The display controller determines whether the vehicle information can be displayed on the analog instrument,
When it is determined that the vehicle information cannot be displayed on the analog instrument, it is displayed on the display,
Vehicle information display device. The display controller determines that the vehicle information cannot be displayed on the analog instrument when the vehicle information exceeds an upper limit value or a lower limit value of the analog instrument,
The vehicle information display device according to claim 1. The display controller controls so that when the vehicle information is erased from the display, it is slower than when the vehicle information is displayed on the display,
The vehicle information display device according to claim 2. The display is arranged on the side of the upper limit value or the lower limit value of the analog instrument,
The display controller displays the vehicle information on the display so as to be close to the upper limit value or the lower limit value,
The vehicle information display device according to any one of claims 2 to 3. The analog instrument has a pointer indicating the vehicle information,
The vehicle information display device according to claim 1. The display controller acquires the position information of the vehicle, and determines that the display cannot be displayed by the analog instrument when the display unit used by the position information and the display unit of the analog instrument are different.
The vehicle information display device according to claim 1. In a control method of a vehicle information display device for displaying vehicle information on a display unit including an analog instrument and a display,
The display unit is
Determining whether the vehicle information can be displayed on the analog instrument;
Displaying on the display when it is determined that the vehicle information cannot be displayed on the analog instrument,
A method for controlling a vehicle information display device. In a control program of a vehicle information display device, which executes a predetermined processing procedure by execution in an arithmetic processing circuit and displays vehicle information on a display unit including an analog instrument and a display,
The processing procedure is
Determining whether the vehicle information can be displayed on the analog instrument;
Displaying on the display when it is determined that the vehicle information cannot be displayed on the analog instrument,
Control program for vehicle information display device.

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