JP2010072383A - Display device for vehicles - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a display device for vehicles, which secures visibility even when a part of an indicator is covered and shortened. <P>SOLUTION: The display device for vehicles includes an image display device 10 and a control means 20 for displaying vehicle information as an image in the image display device 10, is constituted so that the control means 20 switches over a first display mode for displaying indicator display images GR1 and GR2, which consist of the indicator 31 and an index section 32, and a second display mode for displaying an information display image GR3 so that a part of the indicator 31 may be covered in front of the indicator display image GR1 based on a predetermined input information, wherein a width W2 of the indicator 31 in the second display mode is set wider than a width W1 of the indicator 31 in the first display mode. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a vehicle display device that displays vehicle information.

As this type of vehicle display device, for example, a device described in Patent Document 1 below is known. The vehicle display device includes, for example, an image display device including a liquid crystal panel, an EL panel, and other flat display panels, and a control unit including a microcomputer that displays vehicle information on the image display device as an image. The image display device includes a first display mode for displaying a pointer-type display image composed of a tachometer with a rotating pointer and an index portion to be indicated by the pointer under the control of the control means, and a part of the pointer Is switched to a second display mode in which an information display image composed of a back monitor image is displayed in front of the pointer-type display image as predetermined information so as to cover the screen.
Japanese Patent Laid-Open No. 2006-343452

  However, in the vehicle display device described in the above publication, the pointer is divided into the first display mode in which the pointer extends long and the second display mode in which the pointer is shortened by being partially covered by the information display image. In the second display mode, there is a problem that the visibility of the pointer is liable to be lowered.

  The present invention pays attention to the above-described problems, and provides a display device for a vehicle that can ensure visibility even if a part of a pointer is covered and shortened.

  In order to solve the above-described problems, the present invention includes an image display device and control means for displaying vehicle information as an image on the image display device, and a pointer for rotating the image and an index to be indicated by the pointer A pointer-type display image for displaying a measurement value that is the vehicle information at a unit, and an information display image for displaying predetermined information as the vehicle information, wherein the control means displays the pointer-type display image based on predetermined input information. A vehicle display device that switches between a first display mode for displaying an image and a second display mode for displaying the information display image in front of the pointer-type display image so as to cover part of the pointer. The width of the pointer in the second display mode is set larger than the width of the pointer in the first display mode. According to this, even if a part of the pointer is covered and shortened, the width of the pointer becomes thick, and thus visibility can be ensured.

  According to the present invention, in the second display mode, when the pointer and the indicator portion overlap each other, at least a predetermined portion including an overlapping portion of the pointer with the indicator portion is not displayed or the pointer is not displayed. The indicator portion is configured to be seen through. According to this, even if the pointer having a large width overlaps with the indicator portion, the indicator portion can be visually recognized through the indicator, and therefore, even better visibility can be ensured.

  ADVANTAGE OF THE INVENTION According to this invention, the initial objective can be achieved and the display apparatus for vehicles which can ensure visibility even if a part of pointer | guide is covered and shortened can be provided.

  Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

  1 to 4 show a first embodiment of a vehicle display device according to the present invention. FIG. 1 is a block diagram showing a system outline of the vehicle display device according to the present embodiment. FIGS. FIG. 4 is an enlarged front view of a main part showing a part of FIG. 3.

  In FIG. 1, the vehicle display device 1 according to the present embodiment includes an image display device 10 and a control unit 20 that displays vehicle information as an image on the image display device 10, for example, an in-vehicle LAN (Local Area Network). ) Through a vehicle side ECU (Engine Control Unit).

  The image display device 10 is composed of, for example, a TFT (thin film transistor) type liquid crystal panel, and any display panel such as an EL panel can be used as long as vehicle information can be displayed as an image under the control of the control means 20. it can.

  The control means 20 includes, for example, predetermined input information from the vehicle-side ECU that inputs through the in-vehicle LAN, including a storage device such as a microcomputer, graphic controller, ROM, RAM, and flash memory (in this case, various vehicle conditions as vehicle information). The image display device 10 is driven and controlled in accordance with information from the vehicle state detection means for detecting (a switching signal by a user operation), and elements necessary for displaying an image to be described later are included.

  On the display screen of the image display device 10, as the image, for example, during normal driving (when alarm information to be described later is not displayed), as shown in FIG. The first pointer-type display image GR1 for displaying the vehicle information) in an analog manner and the second pointer-type display image GR2 for displaying the vehicle engine rotation (vehicle information) in an analog manner on the left side are displayed adjacent to each other at intervals.

  Each of the pointer-type display images GR1 and GR2 includes image data including a plurality of patterns stored in the storage device based on predetermined input information (vehicle speed information and engine rotation information) input by the control unit 20 through the in-vehicle LAN. The pointer-type display image GR1 is displayed as a moving image by being read and reproduced, and the pointer-type display image GR1 displays a measured value including the vehicle speed by the rotating pointer 31 and the indicator portion 32 that is the target of the pointer 31. Similarly, the display image GR1 displays a measurement value composed of the engine speed by the rotating pointer 31 and the indicator portion 32 that is an instruction target of the pointer 31.

  Further, when the control means 20 determines that the user should be alerted based on the input information (for example, information relating to the abnormality of the vehicle body, etc.), as shown in FIG. Information display image GR3 consisting of information) is displayed. The second display mode is switched from the first display mode so that the information display image GR3 is displayed in addition to the first and second pointer type display images GR1 and GR2 displayed in the first display mode. It is what is displayed.

  The information display image GR3 includes a circular background portion and a reminder mark, and a first pointer-type display is formed so as to cover a part of the pointer 31 of the first pointer-type display image GR1, in this case, the rotation center side. It is displayed in front of the image GR1. Therefore, the length L2 of the pointer 31 of the first pointer type display image GR1 in the second display mode is greater than the length L1 of the pointer 31 of the first pointer type display image GR1 in the first display mode. Is also shortened.

  On the other hand, the width (maximum width in the longitudinal direction) W2 of the pointer 31 of the first pointer type display image GR1 in the second display mode is the pointer 31 of the first pointer type display image GR1 in the first display mode. Width (maximum width in the longitudinal direction) W1 is set to be thicker.

  In addition, the pointer 31 of the first pointer type display image GR1 in the first display mode is drawn as a simple line, but the first pointer type display image GR1 in the second display mode is drawn. As shown in FIG. 4, the pointer 31 is drawn by an outline 31a bordering the outline of the pointer 31 and an area 31b surrounded by the outline 31a. The area 31b is viewed from the information display image GR3 side. It has a gradation in which the color gradually changes lightly toward the tip.

  Further, in the second display mode, when the pointer 31 and the indicator portion 32 of the first pointer type display portion GR1 overlap, a predetermined portion including the overlapping portion of the indicator 31 with the indicator portion 32 and its peripheral portion is not displayed. And the indicator part 32 is devised so that it can be visually recognized. This non-display process is performed only when the pointer 31 and the indicator portion 32 overlap.

  As described above, in the present embodiment, the image display device 10 and the control unit 20 that displays vehicle information as an image on the image display device 10 are provided, and the pointer 31 for rotating the image and the indication target of the pointer 31 are provided. The indicator-type display images GR1 and 2 that display measurement values that are vehicle information at the indicator unit 32, and the information display image GR3 that displays predetermined information as vehicle information, and the control means 20 based on predetermined input information A first display mode for displaying the pointer-type display images GR1, 2 and a second display mode for displaying the information display image GR3 in front of the pointer-type display image GR1 so as to cover part of the pointer 31; In the vehicle display device to be switched, the width W2 of the pointer 31 in the second display mode is set to be larger than the width W1 of the pointer 31 in the first display mode. Even partially obscured is shorter in 31, since the width W2 of the pointer 31 becomes thick, it is possible to secure the visibility.

  In the present embodiment, in the second display mode, when the pointer 31 and the indicator portion 32 overlap each other, at least a predetermined portion including the overlapping portion with the indicator portion 32 of the pointer 31 is not displayed, so that the width is increased. Even if the thickened pointer 31 overlaps with the indicator portion 32, the indicator portion 32 can be visually recognized through the indicator 31, so that even better visibility can be secured.

  The information display image GR3 is not limited to the alert mark as in the present embodiment, and any image can be applied as long as the image covers a part of the pointer 31.

  FIG. 5 shows another example when the pointer 31 and the indicator portion 32 overlap each other in the second display mode as the second embodiment of the present invention. In this embodiment, the indicator portion is passed through the indicator 31. 32 is configured to be seen through. Also by this, the same effect as the first embodiment can be expected.

The block diagram which shows the system outline | summary of the display apparatus for vehicles by the 1st Embodiment of this invention. The front view which shows the display image in the same embodiment. The front view which shows the display image in the same embodiment. The principal part front view which expands and shows a part of FIG. The principal part front view which shows the 2nd Embodiment of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Display apparatus for vehicles 10 Image display apparatus 20 Control means 31 Pointer 31a Outer diameter line 31b Area | region 32 Index part GR1 1st pointer type display image GR2 2nd pointer type display image GR3 Information display image W, 1W2 Width L1, L2 length

Claims (2)

An image display device and control means for displaying vehicle information as an image on the image display device, and a measurement value that is the vehicle information is displayed by a pointer that rotates the image and an index unit that is an instruction target of the pointer A first display mode in which the control means displays the pointer-type display image based on predetermined input information, and a pointer-type display image that displays predetermined information as the vehicle information. In the vehicular display device that switches between the second display mode in which the information display image is displayed in front of the pointer-type display image so as to cover part of the pointer,
The vehicle display device, wherein the width of the pointer in the second display mode is set to be larger than the width of the pointer in the first display mode. In the second display mode, when the pointer and the indicator portion overlap each other, the predetermined portion including at least the overlapping portion of the pointer with the indicator portion is not displayed, or the indicator portion is not displayed through the pointer. The vehicle display device according to claim 1, wherein the vehicle display device is configured to be seen through.

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