JP2014083921A - Display device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a display device capable of displaying more effective information by utilizing a display part which is deep in the front-to-back direction.SOLUTION: In a display device including a display part 110 for displaying information and a control part 130 for controlling a display content of the information on the display part 110, the display part 110 includes a planar part 111 facing flatly on the front side of a viewer, and a cone-shaped surface part 112 expanded from the periphery of the planar part 111 toward the viewer side, and the control part 130 displays the information on one of the positions of the planar part 111 and a front position of the cone-shaped surface part 112, and then displays it on the other position after moving the position.

Description

  The present invention relates to a display device that displays information related to a vehicle, for example.

  As a conventional vehicle display device, one disclosed in Patent Document 1 is known. In the vehicle display device of Patent Document 1, the transmissive screen is formed as a concave portion that is recessed forward when viewed from the driver, and an optical image by the projector is viewed as a real image that is recessed forward in the concave portion. Yes.

  Specifically, the concave portion of the transmission screen is formed in a quadrangular pyramid shape, and expands from the first side of the quadrangle corresponding to the most concave position on the front side to the front side from each side of the first plane. A second plane (lower surface), a third plane (left surface), a fourth plane (right surface), and a fifth plane (upper surface) connected in this manner. Various information during auto-cruise control is displayed in the recess. That is, the vehicle speed value of the host vehicle and the icon of the preceding vehicle are displayed on the first plane, and equidistance lines between the host vehicle and the preceding vehicle and setting scale lines for the inter-vehicle distance are displayed on the second to fourth planes. Further, the setting value of the inter-vehicle distance and the radar waveform are displayed on the second plane.

  Thus, the driver can more intuitively recognize information including the content in the front-rear direction of the host vehicle.

JP 2007-326419 A

  However, in patent document 1, the information regarding the preceding vehicle at the time of cruise control is only displayed in a three-dimensional manner on a transmissive screen having a recess. Actually, there is a lot of information to be displayed on the transmissive screen, and it is required to display these information effectively for the viewer.

  In view of the above problems, an object of the present invention is to provide a display device that can display information more effectively by using a display unit having a depth in the front-rear direction.

  In order to achieve the above object, the present invention employs the following technical means.

In the present invention, the display device includes a display unit (110) for displaying information, and a control unit (130) for controlling display contents of information on the display unit (110),
The display unit (110) includes a flat surface portion (111) that forms a flat surface on the front side of the viewer, and a mortar-shaped surface portion that expands in a mortar shape from the periphery of the flat surface portion (111) toward the viewer side ( 112)
When displaying the predetermined information, the control unit (130) displays the information on either one of the plane portion (111) and the front side of the mortar-shaped surface portion (112) and then moves it to the other. It is characterized by being displayed.

  According to the present invention, predetermined information is displayed on one of the plane portion (111) and the front position of the mortar-shaped surface portion (112), and then moved to the other for display. Therefore, it is possible to display information more effectively by utilizing the display unit (110) having a depth in the front-rear direction.

  In addition, the code | symbol in the bracket | parenthesis of each said means shows a corresponding relationship with the specific means of embodiment description mentioned later.

It is the schematic which shows the whole structure of a display apparatus. (A) is a front view which shows the screen seen from the driver | operator side, (b) is a top view which shows the screen seen from the II-b direction of (a). It is a front view which shows the display state of the driving information on a screen. It is a front view which shows the case where the warning information in 1st Embodiment is displayed in the near position of the mortar-shaped surface part. It is a front view which shows the case where the warning information in 1st Embodiment is moved to the plane part from the near position of a mortar-shaped surface part. It is a front view which shows the movement locus | trajectory of warning information in 2nd Embodiment. It is a front view which shows the case where the warning information in 3rd Embodiment is moved to the near position of a mortar-shaped surface part from a plane part. It is a front view which shows the movement locus | trajectory of warning information in 4th Embodiment.

  A plurality of modes for carrying out the present invention will be described below with reference to the drawings. In each embodiment, parts corresponding to the matters described in the preceding embodiment may be denoted by the same reference numerals, and redundant description may be omitted. When only a part of the configuration is described in each mode, the other modes described above can be applied to the other parts of the configuration. Not only combinations of parts that clearly indicate that the combination is possible in each embodiment, but also a combination of the embodiments even if they are not clearly specified unless there is a problem with the combination. It is also possible.

(First embodiment)
A display device 100 according to the first embodiment will be described with reference to FIGS. The display device 100 of the present embodiment is applied to a vehicle combination meter, and displays various vehicle information (travel information, warning information, etc.) related to the vehicle to the driver (viewer). ing.

  The vehicle information handled in this embodiment is roughly classified into travel information and warning information. The travel information includes, for example, the vehicle speed when the vehicle travels, the gear position indicating the gear position of the transmission by the shift lever, the remaining amount of fuel in the fuel tank, the engine water temperature, the engine speed, the travel distance, the average fuel consumption, etc. is there. The warning information includes, for example, approach information of other vehicles, road surface freezing information, engine oil pressure abnormality, brake abnormality, seat belt not worn, door lock inadequate, insufficient charging, and the like.

  As shown in FIGS. 1 and 2, the display device 100 includes a screen 110, a projector 120, a control unit 130, various sensor groups 140, and the like as a vehicle combination meter. The screen 110, the projector 120, and the control unit 130 are provided in the dashboard 10 in front of the vehicle driver's seat, and the various sensor groups 140 are provided in various parts of the vehicle that are required to obtain various detection signals. It has been.

  The screen 110 is disposed in the opening of the dashboard 10 and transmits and diffuses display light from a projector 120, which will be described later, so that a high-contrast optical image (the various vehicle information described above) is displayed on the surface of the driver. And a mortar-shaped surface portion 112. As will be described below, the screen 110 according to the present embodiment has a shape in which, for example, a conical tip is cut in parallel to the bottom of the cone based on the conical shape.

  The flat surface portion 111 is a display surface portion that forms a flat surface facing the front of the driver, and is set at a position recessed from the opening of the dashboard 10. Here, the flat portion 111 is formed in a circular shape. The mortar-shaped surface portion 112 is a display surface portion that extends from the periphery of the flat surface portion 111 toward the front side of the driver so as to expand in a mortar shape, and the extended front-side end portion is a dash. It is set to be connected to the opening of the board 10. The mortar-shaped surface portion 112 is formed in a flat shape (elliptical shape) in which the outer peripheral shape on the near side is crushed in the vertical direction when viewed from the driver side. Thus, the flat surface portion 111 is a flat surface formed when the conical tip portion is cut, and the mortar-shaped surface portion 112 is a curved surface corresponding to the conical circumferential surface. . The screen 110 is arranged so as to be almost within the upper half region of the steering 20 of the vehicle driver's seat as viewed from the driver (FIG. 2).

  For example, as shown in FIG. 3, the plane portion 111 displays vehicle speed, gear position, fuel remaining amount, and the like as travel information. Further, at a predetermined position of the mortar-shaped surface portion 112, for example, the display positions 112a to 112d on the left and right surfaces, the engine water temperature, the engine speed, the travel distance, the average fuel consumption, etc. are displayed as other travel information. ing. When warning information is generated, this warning information is displayed on the flat surface portion 111 or the mortar-shaped surface portion 112 (details will be described later).

  The projector 120 is a projector that projects an optical image corresponding to various types of vehicle information onto the screen 110, and is disposed in the dashboard 10 further on the back side (back side as viewed from the driver) than the screen 110. ing. The projector 120 is composed of, for example, a liquid crystal projector including a liquid crystal panel and a light source that transmits and illuminates the liquid crystal panel. The contents of the optical image formed by the projector 120 are controlled by the control unit 130 described later.

  The control unit 130 is a control unit that controls display contents of vehicle information on the screen 110. Specifically, the control unit 130 determines the content of the current travel information based on various detection signals obtained from the various sensor groups 140, causes the projector 120 to form the determined travel information as an optical image, and warns. When information is generated, the warning information is formed in the projector 120 as an optical image.

  The various sensor group 140 includes a vehicle speed sensor, a gear sensor, a fuel sender, an engine water temperature sensor, an engine speed sensor, and the like that generate detection signals related to vehicle information. In addition, as a detection signal related to the warning information, a proximity sensor that generates another vehicle approach signal, an outside air temperature sensor that generates an outside air temperature signal for estimating a road surface frozen state, an engine oil pressure sensor, a brake There are sensors, seat belt sensors, door sensors, battery sensors, and the like.

  Next, the operation of the display device 100 based on the above configuration will be described.

  The control unit 130 determines the content of travel information such as the current vehicle speed, gear position, fuel remaining amount, engine water temperature, engine speed, travel distance, average fuel consumption, etc., from various detection signals obtained from the various sensor groups 140. The display content is formed on the projector 120. The projector 120 forms an optical image based on an instruction from the control unit 130 and projects it on the screen 110. The screen 110 is displayed as described with reference to FIG.

  By displaying very basic information (vehicle speed, gear position, remaining amount of fuel) among the driving information on the flat surface portion 111 on the far side for the driver, the driver can see when he is looking forward. The plane portion 111 can be seen without greatly changing the focus of the eyes.

  Further, other travel information (engine water temperature, engine speed, travel distance, average fuel consumption, etc.) is displayed at the display positions 112a to 112d of the mortar-shaped surface portion 112, and the driver can display these travel information as if It can be seen with a novel image as if drifting in a conical three-dimensional space on the front side from the portion 111.

  Here, when the control unit 130 displays predetermined information on the screen 110, the control unit 130 displays the information on one of the plane portion 111 and the front position of the mortar-shaped surface portion 112, and then displays the information on the other. It is moved and displayed. In the present embodiment, the predetermined information is, for example, warning information for the driver. In addition, the position on one side when displaying the warning information is set as a position in front of the mortar-shaped surface portion 112, and the position on the other side is set as the plane portion 111.

  Specifically, for example, when a detection signal is obtained from various sensor groups 140 (for example, proximity sensors), the control unit 130 causes the projector 120 to form warning information (for example, warning display for approaching another vehicle) 112A. Then, as shown in FIG. 4, the control unit 130 first projects the warning information 112 </ b> A onto the front position (for example, the lower right side) of the mortar-shaped surface portion 112. The warning information 112A is preferably formed in a conspicuous color such as red so as to catch the driver's eyes. In addition to this, as warning information, road surface freezing information, engine oil pressure abnormality, brake abnormality, seat belt not wearing, door lock failure, insufficient charging, etc. may occur depending on the situation when the vehicle is running. Become.

  Next, as shown in FIG. 5, the control unit 130 moves the display position of the warning information 112 </ b> A into the plane unit 111. In the plane portion 111, the warning information 112A is added to these information while keeping the traveling information such as the vehicle speed, the gear position, and the remaining amount of fuel that were originally displayed. Alternatively, if there is no room on the plane portion 111, at least one of the traveling information such as the vehicle speed, the gear position, and the remaining amount of fuel may be temporarily deleted and replaced with the warning information 112A.

  Further, in FIGS. 4 and 5 of the above description, when the control unit 130 displays the warning information 112A, the information displayed in the position in front of the mortar-shaped surface 112 is more than the information displayed on the flat surface 111. The display is controlled to become large.

  As described above, in the present embodiment, when displaying predetermined information (here, warning information) on the screen 110, the control unit 130 may select either the flat surface portion 111 or the front position of the mortar-shaped surface portion 112. After being displayed on one of them, it is moved to the other and displayed. Therefore, it is possible to display information more effectively by using the display unit 110 having a depth in the front-rear direction.

  Further, since the predetermined information is the warning information 112A, it is possible to effectively display information important to the driver.

  Further, the control unit 130 controls the display of the information to be larger when the warning information 112A is displayed at the front position of the mortar-shaped surface portion 112 than when the warning information 112A is displayed on the flat surface portion 111. As a result, it is possible to produce a realistic information display utilizing the depth of the mortar-shaped surface portion 112.

  Further, since the mortar-shaped surface portion 112 is formed in a conical shape, vehicle information or the like in the mortar-shaped surface portion 112 is as if drifting in the conical three-dimensional space on the near side from the flat surface portion 111. , It is possible to display with a fresh and realistic image.

(Second Embodiment)
A screen 110 of the second embodiment is shown in FIG. The second embodiment displays a movement locus 112B when moving predetermined information on the screen 110 as compared to the first embodiment.

  As shown in FIG. 6, when moving the warning information 112A from the position before the mortar-shaped surface 112 to the flat surface portion 111, the control unit 130 displays the movement trajectory 112B as if it appears as an afterimage at the time of movement. I try to let them. That is, the warning information 112 </ b> A is displayed in order by frame advance from the position before the mortar-shaped surface portion 112 toward the flat surface portion 111. The size of the locus 112 </ b> B is displayed so as to gradually decrease from the position before the mortar-shaped surface portion 112 toward the flat surface portion 111.

  In this way, by displaying the movement locus 112B, it is possible to add an effect with movement to the warning information 112A to be moved, so that more effective information can be displayed.

(Third embodiment)
A screen 110 of the third embodiment is shown in FIG. In the third embodiment, the predetermined information is moved on the screen 110 from the flat portion 111 side toward the front side of the mortar-shaped surface portion 112 with respect to the first and second embodiments. It is.

  That is, when the control unit 130 receives a detection signal related to the warning information from the various sensor groups 140, the projector 120 first displays the warning information 112 </ b> A on the plane unit 111, and then the position before the mortar-shaped surface unit 112. Move it to (for example, lower right) and display it. Also in this case, when displaying the warning information 112A, the control unit 130 performs control so that the warning information 112A displayed at the front position of the mortar-shaped surface portion 112 is larger than the warning information 112A displayed on the flat surface portion 111.

  In the present embodiment, the warning information 112A initially displayed on the flat surface portion 111 is enlarged and displayed on the mortar-shaped surface portion 112 on the front side of the driver. The emphasis effect utilizing the unit 110 can be extracted, and more effective information display can be achieved.

(Fourth embodiment)
A screen 110 of the fourth embodiment is shown in FIG. As in the second embodiment, the fourth embodiment displays a movement locus 112B when moving predetermined information on the screen 110, as in the second embodiment. By displaying the movement trajectory 112B, it is possible to add an effect with movement to the warning information 112A to be moved, so that more effective information can be displayed.

(Other embodiments)
In each of the above embodiments, for example, when displaying predetermined information at a position in front of the mortar-shaped surface portion 112, it has been described as the lower right side. .

  Further, the predetermined information is moved and displayed as warning information 112A (approach information of other vehicle), but the present invention is not limited to this and may be a message for a predetermined driver or the like. The message is, for example, “Today is the month and day” at the start of driving, “Today is your birthday”, or “Thank you very much” at the end of driving.

  Moreover, the magnitude | size of the predetermined information at the time of displaying on the plane part 111 and the front position of the mortar-shaped surface part 112 is good also as both.

  Further, the mortar-shaped surface portion 112 is not limited to a conical curved surface, and may be a plurality of pyramid-shaped flat surfaces. For example, the mortar-shaped surface portion 112 may be a peripheral surface of a quadrangular pyramid (four surfaces extending vertically and horizontally). Alternatively, the mortar-shaped surface portion 112 may be a combination of a curved surface and a flat surface. In addition, when the mortar-shaped surface portion 112 is a conical curved surface, the flat surface portion 111 is circular, but the present invention is not limited thereto, and may be elliptical. When the mortar-shaped surface portion 112 is a plurality of pyramid-shaped planes, the plane portion 111 can be a polygon corresponding to the cross-section of the pyramid.

  Further, the display unit is the screen 110 on which an optical image is projected by the projector 120. However, the present invention is not limited to this, and an EL panel (Electro Luminescence panel) that eliminates the projector 120 and enables the display image to be formed by the panel itself. ) Or the like (formed in a conical shape).

  Moreover, although this display apparatus 100 was applied to the combination meter for vehicles, you may apply not only to this but to the display part of another air conditioning apparatus. Furthermore, the present invention may be applied not only to the vehicle but also to household devices (such as a display unit for a hot water supply device).

100 display device 110 screen (display unit)
111 Flat surface portion 112 Mortar-shaped surface portion 112A Warning information (predetermined information)
112B Trajectory 130 Control unit

Claims (5)

A display device comprising: a display unit (110) for displaying information; and a control unit (130) for controlling display contents of information on the display unit (110),
The display unit (110) includes a flat surface portion (111) that forms a flat surface on the front side of the viewer, and a mortar that expands in a mortar shape from the periphery of the flat surface portion (111) toward the viewer side. A surface portion (112),
When the control unit (130) displays predetermined information, the control unit (130) displays the information on one of the plane portion (111) and the front side of the mortar-shaped surface portion (112), and then displays the information on the other side. A display device that is moved and displayed.   The display device according to claim 1, wherein the predetermined information is information (112A) indicating a warning to the viewer.   The control unit (130) controls the display of the information to be larger when displaying at the front position of the mortar-shaped surface portion (112) than when displaying on the flat surface portion (111). The display device according to claim 1, wherein the display device is a display device.   The said control part (130) displays the locus | trajectory (112B) of a movement, when moving the said information, The display apparatus as described in any one of Claims 1-3 characterized by the above-mentioned.   The display device according to any one of claims 1 to 4, wherein the mortar-shaped surface portion (112) is formed in a conical shape.

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