WO2020161954A1 - Dispositif d'affichage et procédé d'installation de dispositif d'affichage - Google Patents

Dispositif d'affichage et procédé d'installation de dispositif d'affichage Download PDF

Info

Publication number
WO2020161954A1
WO2020161954A1 PCT/JP2019/035686 JP2019035686W WO2020161954A1 WO 2020161954 A1 WO2020161954 A1 WO 2020161954A1 JP 2019035686 W JP2019035686 W JP 2019035686W WO 2020161954 A1 WO2020161954 A1 WO 2020161954A1
Authority
WO
WIPO (PCT)
Prior art keywords
display
display device
virtual image
viewer
driver
Prior art date
Application number
PCT/JP2019/035686
Other languages
English (en)
Japanese (ja)
Inventor
杉山　大介
Original Assignee
株式会社Ｊｖｃケンウッド
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社Ｊｖｃケンウッド filed Critical 株式会社Ｊｖｃケンウッド
Publication of WO2020161954A1 publication Critical patent/WO2020161954A1/fr

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
    • B60R11/02—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays

Definitions

  • the present invention relates to a display device and a method for installing the display device.
  • a head-up display device (hereinafter referred to as “HUD (Head Up Display) device”) mounted on a vehicle is known.
  • the HUD device needs to accurately set the display position of the virtual image to the correct position for the viewer in order for the viewer to visually recognize the virtual image correctly (for example, see Patent Document 1).
  • the concave mirror can rotate around the rotation axis.
  • a HUD device that does not include a concave mirror and that reflects the image display light of the image displayed on the display at a reflecting portion facing the viewer.
  • the gaze angle when the viewer visually recognizes the virtual image also changes. For example, in the case of a viewer whose pupil height is low, the virtual image position is high. In this case, the angle at which the driver looks down at the virtual image may become smaller, or the driver may look up at the virtual image. As a result, the virtual image may be located at the center of the gaze area.
  • the present embodiment has been made in view of the above, and an object thereof is to provide a display device capable of appropriately adjusting a virtual image position and a method of installing the display device.
  • the display device displays an image, and the image display light of the image is arranged so as to be reflected by a reflecting portion facing a viewer.
  • a display device wherein the display device has an incident central ray, which is a central ray reflected by the reflecting portion and reaching the viewer, regardless of the height of the viewer's pupil, to the viewer's pupil. The position is adjusted so that the incident angle of incidence is constant.
  • a method for installing a display device is a method for installing a display device, which includes a display that displays an image, and the image display light of the image is arranged so as to be reflected by a reflecting portion facing a viewer.
  • the incident central ray which is the central ray that reaches the viewer by being reflected by the reflection unit regardless of the height of the viewer's pupil, is incident on the viewer's pupil. Adjust the position of the indicator so that the corners are constant.
  • the effect that the virtual image position can be appropriately adjusted is exerted.
  • FIG. 1 is a schematic diagram showing a configuration example of a HUD device according to the first embodiment.
  • FIG. 2 is a diagram illustrating adjustment of the virtual image position in the HUD device according to the first embodiment.
  • FIG. 3 is a diagram illustrating a driver's gaze area.
  • FIG. 4 is a schematic diagram showing a configuration example of the HUD device according to the second embodiment.
  • FIG. 5 is a schematic diagram showing an example of processing in the HUD device according to the second embodiment.
  • FIG. 6 is a diagram for explaining the adjustment of the virtual image position in the conventional HUD device.
  • each direction will be defined with the HUD device 1 mounted in front of the driver's seat of the vehicle.
  • the front-rear direction is a direction parallel to the traveling direction when the vehicle goes straight, and the direction toward the driver's seat is “rear” in the front-rear direction and the direction toward the front windshield S is "front” in the front-rear direction. ..
  • the left-right direction is a direction that is horizontally orthogonal to the front-rear direction.
  • the left-hand side is "left” and the right-hand side is "right” as viewed from the driver's side.
  • the up-down direction is a direction orthogonal to the front-rear direction and the left-right direction. Therefore, the front-back direction, the left-right direction, and the vertical direction are three-dimensionally orthogonal.
  • a plane parallel to the road surface when the vehicle is located on a flat road surface is called a vehicle horizontal plane.
  • FIG. 1 is a schematic diagram showing a configuration example of a HUD device according to the first embodiment.
  • FIG. 2 is a diagram illustrating adjustment of the virtual image position in the HUD device according to the first embodiment.
  • the HUD device 1 projects, for example, driving assistance information including route guidance information or vehicle speed information in front of the vehicle as a virtual image so that the driver (viewer) can recognize it.
  • the HUD device 1 is installed on a dashboard D in front of the driver of the vehicle.
  • the image display light of the image displayed on the display 2 is reflected by the windshield (reflection section) S and is recognized by the driver as a virtual image.
  • the HUD device 1 can visually recognize a virtual image at a constant angle regardless of the height of the eye point EP, which is the position of the driver's pupil.
  • the case where the HUD device 1 makes it possible to visually recognize a virtual image at a constant looking-down angle ⁇ regardless of the height of the eye point EP will be described.
  • the gaze angle ⁇ is the angle from which the driver looks straight ahead while the vehicle is driving to look down to the virtual image.
  • the looking-down angle ⁇ is preferably an angle that looks down from the central portion A2 (see FIG. 3) of the driver's gaze area A1 (see FIG. 3) during driving.
  • the looking-down angle ⁇ is about several degrees.
  • the gaze area A1 will be described with reference to FIG. FIG. 3 is a diagram illustrating a driver's gaze area.
  • the gaze area A1 is an area that the driver gazes to confirm the surrounding conditions during driving.
  • the central portion A2 of the gaze area A1 includes the center of the gaze area A1 and its peripheral portion.
  • the central portion A2 of the gaze area A1 is a portion of the gaze area A1 that the driver gazes at a higher frequency than other portions during driving.
  • the central portion A2 of the gazing area A1 is an area where the driver needs to pay more attention during driving.
  • the central portion A2 of the gazing area A1 is, for example, an area where a preceding vehicle traveling ahead of the same lane at an appropriate inter-vehicle distance is located when the vehicle travels on a straight road.
  • the eye point EP is an intermediate position between the eyes of the driver.
  • the distance between the eyepoint EP and the HUD device 1 is, for example, about 500 mm.
  • the height of the eyepoint EP varies depending on the sitting height of the driver.
  • the eye point of the driver with an average sitting height is set as a reference eye point EP1.
  • An example of an eye point located at a position lower than the reference eye point EP1 is EP2.
  • An example of an eye point located at a position higher than the reference eye point EP1 is EP3.
  • the reference eye point EP1, the eye point EP2, and the eye point EP3 do not need to be particularly distinguished, they will be described as eye points EP.
  • the first central ray (display central ray) is K11 and the second central ray (incident central ray) is K21 when the position of the display device 2 is aligned with the reference eye point EP1.
  • K12 be the first central ray and K22 be the second central ray in the state where the position of the display device 2 is aligned with the eye point EP2.
  • K13 be the first central ray and K23 be the second central ray in the state where the position of the display device 2 is aligned with the eye point EP3.
  • the first central ray K11, the first central ray K12, and the first central ray K13 do not need to be particularly distinguished, they will be described as the first central ray K1.
  • the second central ray K21, the second central ray K22, and the second central ray K23 will be described as the second central ray K2 when no particular distinction is required.
  • the HUD device 1 includes a display device 2, an adjusting mechanism 4, a housing 5, and a control unit 10.
  • the display 2 is a display including a self-luminous display such as a liquid crystal display (LCD: Liquid Crystal Display) or an organic EL (Organic Electro-Luminescence) display, for example.
  • the display surface 2a of the display device 2 faces the reflection surface Sa of the windshield S.
  • the windshield S is formed in a curved shape and faces the driver.
  • the display device 2 is arranged so as to be inclined with respect to the vehicle horizontal plane so that the display surface 2a faces the upper rear side.
  • the display device 2 displays an image on the display surface 2a based on the image signal from the display control unit 12 of the control unit 10.
  • the first central ray K1 of the image display light of the image displayed on the display surface 2a of the display 2 is incident on the reflecting surface Sa of the windshield S.
  • the first central ray K1 is reflected by the windshield S to become the second central ray K2, which is recognized by the driver as a virtual image.
  • the display device 2 displays an image corrected in accordance with the curvature of the windshield S so that the virtual image to be visually recognized can be visually recognized in a correct form without distortion.
  • the display 2 can be rotated around the rotation axis 2b passing through the center of the display surface 2a in the direction of the arrow B to change the angle with respect to the horizontal plane of the vehicle to adjust the view angle ⁇ of the virtual image.
  • the display device 2 can be moved along the straight line by the adjustment mechanism 4 to move the position in the front-rear direction to adjust the virtual image position.
  • the indicator 2 moves on a straight line along the direction of arrow A.
  • the display device 2 moves on a straight line parallel to the front-rear direction by the adjusting mechanism 4, the display device 2 is kept at a constant angle with respect to the horizontal plane of the vehicle.
  • the incident angle (looking down angle) ⁇ at which the second center ray K2 reflected by the windshield S and reaching the driver is incident on the eye point EP is constant. Then, the position in the front-back direction is adjusted.
  • the position of the display 2 in the front-rear direction is adjusted so that the second central rays K2 are parallel to each other regardless of the height of the eye point EP.
  • the display 2 adjusts the height of the virtual image position so that the virtual image looking-down angle ⁇ is constant regardless of the height of the eye point EP. For example, when lowering the virtual image position, the display device 2 is moved to the front side, in other words, in the direction away from the driver to adjust the position. For example, when raising the virtual image position, the display device 2 is moved to the rear side, in other words, in the direction toward the driver, and the position is adjusted.
  • the adjusting mechanism 4 adjusts the position of the display device 2 in order to keep the looking-down angle ⁇ of the virtual image constant regardless of the height of the eye point EP.
  • the adjusting mechanism 4 moves the display device 2 on a straight line along the direction of arrow A.
  • the adjustment mechanism 4 adjusts the position of the display device 2 in the front-rear direction so that the looking-down angle ⁇ is constant regardless of the height of the eye point EP.
  • the adjusting mechanism 4 adjusts the position of the display device 2 in the front-rear direction so that the second central rays K2 are parallel to each other regardless of the height of the eye point EP.
  • the adjusting mechanism 4 moves the display unit 2 back and forth along a direction parallel to the front-back direction.
  • the adjustment mechanism 4 moves the display device 2 so that the virtual image position becomes low.
  • the adjustment mechanism 4 moves the display device 2 in a direction away from the driver along a direction parallel to the front-rear direction.
  • the adjustment mechanism 4 moves the display device 2 so that the virtual image position becomes higher.
  • the adjustment mechanism 4 moves the display device 2 in a direction closer to the driver along a direction parallel to the front-rear direction.
  • the adjusting mechanism 4 moves the display device 2 by, for example, about several ⁇ m.
  • the adjusting mechanism 4 is not limited as long as it can move the display device 2 on a straight line parallel to the front-back direction as described above.
  • the adjustment mechanism 4 includes a motor arranged on the opposite side of the display surface 2a of the display device 2, a plurality of stages of gears rotated by the motor, a conversion unit that converts the rotational motion of the gear into a linear motion, and a conversion unit. It may be configured to include a connecting portion that connects the display device 2 and the display device 2.
  • the gear is rotated by the motor, the rotary motion of the gear is converted into the linear motion by the conversion unit, and the display unit 2 is moved by the connecting unit on a straight line parallel to the front-rear direction. ..
  • the adjustment mechanism 4 controls driving and stopping of the motor based on a control signal from the drive control unit 13 of the control unit 10.
  • the casing 5 is arranged below the dashboard D of the vehicle.
  • the housing 5 is formed in a box shape.
  • the housing 5, the display 2, the adjustment mechanism 4, and the controller 10 are assembled in an internal space.
  • the control unit 10 is, for example, an arithmetic processing unit including a CPU (Central Processing Unit) and the like.
  • the control unit 10 executes an instruction included in a program stored in a storage unit (not shown).
  • the control unit 10 includes a video generation unit 11, a display control unit 12, and a drive control unit 13.
  • the video generation unit 11 generates video data that the driver visually recognizes as a virtual image.
  • the video generation unit 11 acquires, for example, driving assistance information including route guidance information or vehicle speed information from a vehicle via a CAN (Controller Area Network) or LIN (Local Interconnect Network), an in-vehicle network, or the like.
  • the video generation unit 11 generates video data based on the acquired driving support information.
  • the video data generated by the video generation unit 11 is, for example, video data in which images of 60 frames per second are continuous.
  • the video generation unit 11 outputs the generated video data to the display control unit 12 as a video signal.
  • the display control unit 12 causes the display unit 2 of the HUD device 1 to display the video signal output from the video generation unit 11.
  • the drive control unit 13 outputs a control signal for controlling driving and stopping of the adjustment mechanism 4 when detecting an operation for performing position adjustment on an operation unit (not shown).
  • a control signal for controlling driving and stopping of the motor of the adjustment mechanism 4 is output.
  • a control signal for rotating the motor of the adjusting mechanism 4 in the first direction so as to move the display device 2 to the rear side is output.
  • a control signal for rotating the motor of the adjusting mechanism 4 in the second direction opposite to the first direction so as to move the display device 2 to the front side is output.
  • the HUD device 1 is installed on the dashboard D in front of the driver.
  • the position of the display device 2 is adjusted according to the reference eye point EP1.
  • the position of the display device 2 in this state is used as a reference position.
  • the display 2 is rotated around the rotation shaft 2b in accordance with the curvature of the windshield S of the vehicle to be installed, and the angle with respect to the vehicle horizontal plane is adjusted.
  • the virtual image looking-down angle ⁇ is adjusted to an appropriate angle at the reference eye point EP1.
  • FIG. 2 the position of the display device 2 aligned with the reference eyepoint EP1 is shown by a solid line.
  • the first central ray K11 of the image display light projected from the display surface 2a of the display device 2 enters the windshield S.
  • the image display light is reflected by the windshield S.
  • the second central ray K21 reflected by the windshield S is recognized by the driver as a virtual image.
  • the view angle of the virtual image is ⁇ .
  • the driver adjusts the position of the display 2.
  • the driver adjusts the position of the display device 2 so that the second central rays K2 are parallel to each other regardless of the height of the eye point EP.
  • the driver selects and operates the item image of the adjustment menu of the virtual image position of the HUD device 1 from an infoment monitor (not shown), for example.
  • the driver selects and operates the item image of the menu for selecting the operation for raising the virtual image position or the operation for lowering the virtual image position.
  • the drive control unit 13 of the control unit 10 of the HUD device 1 detects that a position adjustment operation has been performed, it drives the motor of the adjustment mechanism 4 to linearly move the display 2 in the front-rear direction.
  • the position of the display 2 is adjusted according to the eye point EP2 of the driver having a sitting height lower than the average.
  • the driver having a sitting height lower than the average visually recognizes the virtual image displayed by the display device 2 which is aligned with the reference eye point EP1, the virtual image appears to be missing.
  • FIG. 6 is a diagram for explaining the adjustment of the virtual image position in the conventional HUD device.
  • the virtual image looking down angle ⁇ varies depending on the height of the eyepoint EP.
  • the virtual image looking down angle ⁇ at the eye point EP2 is smaller than the virtual image looking down angle ⁇ at the reference eye point EP1.
  • the virtual image position may be located at the central portion A2 of the gaze area A1 as indicated by P2 in FIG.
  • the virtual image position is visually recognized as being superimposed on the surrounding scenery that the driver should gaze. As a result, the driver may find the displayed virtual image annoying.
  • the display 2 is moved linearly instead of being rotated.
  • the driver selects and operates the item image of the operation for lowering the virtual image position from the virtual image position adjustment menu.
  • the drive control unit 13 of the control unit 10 of the HUD device 1 detects that an operation of lowering the virtual image position is performed, it drives the motor of the adjustment mechanism 4 to linearly move the display device 2 to the front side.
  • the HUD device 1 adjusts the position of the display device 2 by the adjusting mechanism 4 so that the virtual image looking down angle at the eye point EP2 becomes ⁇ .
  • the position of the display device 2 aligned with the eyepoint EP2 is indicated by a fine broken line.
  • the viewing angle of the virtual image at the eyepoint EP2 is ⁇ in the state where the display device 2 is arranged at a position separated from the position of the display device 2 aligned with the eyepoint EP1 toward the windshield S by the distance d1.
  • the first central ray K12 projected from the display surface 2a of the display 2 is parallel to the first central ray K11.
  • the second central ray K22 is parallel to the second central ray K21.
  • the position of the display unit 2 is adjusted according to the eye point EP3 of the driver having a sitting height higher than the average. For example, when a driver having a sitting height higher than the average visually recognizes the virtual image displayed by the display device 2 which is aligned with the reference eye point EP1, the virtual image appears to be missing.
  • the display 2X is rotated about the rotation axis 2Xb to adjust the virtual image position, and the angle of the display 2X with respect to the vehicle horizontal plane is adjusted.
  • the indicator 2X is rotated clockwise about the rotation axis 2Xb to adjust the angle of the indicator 2X with respect to the horizontal plane of the vehicle.
  • the virtual image looking down angle ⁇ at the eye point EP3 is larger than the virtual image looking down angle ⁇ at the reference eye point EP1.
  • the virtual image position is likely to be located below the central portion A2 of the gazing area A1 by a large amount, as indicated by P3 in FIG. If the position of the virtual image is displaced from the central portion A2 of the gazing area A1 to the lower side, the driver's line-of-sight movement may increase when visually recognizing the virtual image. This may reduce the visibility of the virtual image.
  • the display 2 is moved linearly instead of being rotated.
  • the driver selects and operates the item image of the operation for increasing the virtual image position.
  • the drive control unit 13 of the control unit 10 of the HUD device 1 detects that an operation to raise the virtual image position is performed, it drives the motor of the adjustment mechanism 4 to linearly move the display 2 to the rear side.
  • the HUD device 1 adjusts the position of the display device 2 by the adjustment mechanism 4 so that the virtual image looking down angle at the eye point EP3 becomes ⁇ .
  • the position of the display device 2 aligned with the eye point EP3 is indicated by a rough broken line.
  • the viewing angle of the virtual image at the eye point EP3 is ⁇ with the display device 2 being arranged at a position away from the viewer by the distance d2 from the position of the display device 2 aligned with the eye point EP1.
  • the first central ray K13 projected from the display surface 2a of the display 2 is parallel to the first central ray K11.
  • the second central ray K23 is parallel to the second central ray K21.
  • the HUD device 1 maintains the look-down angle ⁇ , which is the incident angle at which the second central ray K2 enters the driver's pupil, regardless of the height of the eye point EP so that the viewing angle ⁇ is constant.
  • the front-back position of is adjusted.
  • the HUD device 1 moves the display device 2 along a straight line parallel to the front-rear direction, and makes it possible to visually recognize a virtual image at a constant angle regardless of the height of the eyepoint EP.
  • the HUD device 1 moves the display 2 in a direction away from the driver or in a direction closer to the driver to lower or raise the virtual image position so that the entire virtual image can be seen from a state where the virtual image is missing.
  • the display unit 2 is configured so that the down-looking angle ⁇ , which is the incident angle at which the second central ray K2 enters the driver's pupil, is constant regardless of the height of the eye point EP.
  • the position in the front-back direction can be adjusted.
  • the display 2 can be moved along a straight line parallel to the front-rear direction, and a virtual image can be visually recognized at a constant angle regardless of the height of the eyepoint EP.
  • the virtual image position can be lowered or raised by moving the display device 2 in the direction away from the driver or in the direction closer to the driver. In this way, according to the present embodiment, the virtual image position can be appropriately adjusted so that the entire virtual image can be seen from the state where the virtual image is missing.
  • the virtual image down-looking angle ⁇ can be set to the same angle as the down-looking angle ⁇ of the reference eye point EP1 in accordance with the eye point EP2 of the driver having a sitting height lower than the average.
  • even a driver having a sitting height lower than the average can adjust the virtual image position to an appropriate position.
  • the viewing angle ⁇ of the virtual image can be set to the same angle as the viewing angle ⁇ of the reference eyepoint EP1 in accordance with the eyepoint EP3 of the driver having a sitting height higher than the average.
  • even a driver with a sitting height higher than the average can adjust the virtual image position to an appropriate position.
  • the display unit 2 when a self-luminous display is used as the display unit 2, a backlight is not required, so the position of the display unit 2 can be adjusted more easily.
  • FIG. 4 is a schematic diagram showing a configuration example of the HUD device according to the second embodiment.
  • FIG. 5 is a schematic diagram showing an example of processing in the HUD device according to the second embodiment.
  • the HUD device 1A has the same basic configuration as the HUD device 1 of the first embodiment. In the following description, the same components as those of the HUD device 1 are designated by the same or corresponding symbols, and detailed description thereof will be omitted.
  • the HUD device 1A detects the driver's eyepoint EP and automatically adjusts the position of the display device 2 based on the detected position of the eyepoint EP.
  • the HUD device 1A has a camera 20A.
  • the camera 20A takes a picture of the driver's face sitting in the driver's seat.
  • the camera 20A outputs the captured video data captured to the video data acquisition unit 14A of the control unit 10A.
  • the control unit 10A includes a video generation unit 11, a display control unit 12, a drive control unit 13A, a video data acquisition unit 14A, a detection unit 15A, and an adjustment amount acquisition unit 16A.
  • the video data acquisition unit 14A acquires the captured video data output by the camera 20A.
  • the video data acquisition unit 14A outputs the acquired captured video data to the detection unit 15A.
  • the detection unit 15A performs image processing on the captured video data to detect the pupil position, which is the eye point EP when the driver visually recognizes the virtual image.
  • the method for detecting the pupil position may be any known technique and is not limited.
  • the adjustment amount acquisition unit 16A acquires the adjustment amount for adjusting the virtual image position based on the driver's eye point EP detected by the detection unit 15A. More specifically, the adjustment amount acquisition unit 16A determines whether the eye point EP detected by the detection unit 15A is displaced from the reference eye point EP1 by a threshold value or more in the vertical direction. When the eye point EP is displaced from the reference eye point EP1 in the vertical direction by a threshold value or more, the driver looks as if the virtual image is missing. When the adjustment amount acquisition unit 16A determines that the eye point EP is displaced from the reference eye point EP1 in the vertical direction by a threshold value or more, it determines that the position of the display device 2 needs to be adjusted.
  • the adjustment amount acquisition unit 16A displays the virtual image on the display device 2 based on the adjustment amount stored in the storage unit according to the deviation amount from the reference eye point EP1 so that the entire virtual image can be seen from the state where the virtual image is missing. Gets the adjustment amount to adjust the position.
  • the adjustment amount acquisition unit 16A outputs the acquired information on the adjustment amount of the position of the display device 2 to the drive control unit 13A.
  • the adjustment amount acquisition unit 16A determines that the eye point EP is not displaced from the reference eye point EP1 in the vertical direction by the threshold value or more, it determines that the position adjustment of the display device 2 is unnecessary.
  • the drive control unit 13A outputs a control signal to the adjustment mechanism 4 so as to adjust the position of the display device 2 based on the adjustment amount information acquired from the adjustment amount acquisition unit 16A.
  • the control unit 10A takes an image with the camera 20A (step S11). More specifically, the control unit 10A uses the camera 20A to capture the face of the driver sitting in the driver's seat as captured image data. The control unit 10A proceeds to step S12.
  • the control unit 10A acquires captured video data (step S12). More specifically, the control unit 10A causes the video data acquisition unit 14A to acquire captured video data captured by the camera 20A. The control unit 10A proceeds to step S13.
  • the control unit 10A detects the pupil position (step S13). More specifically, the control unit 10A causes the detection unit 15A to perform image processing on the captured video data to detect the eye point EP of the driver. The control unit 10A proceeds to step S14.
  • the control unit 10A determines whether or not the eye point EP is displaced from the reference eye point EP1 by a threshold value or more in the vertical direction (step S14). More specifically, when the control unit 10A determines that the eye point EP is displaced from the reference eye point EP1 by the threshold value or more in the vertical direction (Yes in step S14), the process proceeds to step S15. When the control unit 10A determines that the eye point EP is not displaced from the reference eye point EP1 by the threshold value or more in the vertical direction (No in step S14), the process ends.
  • the control unit 10A acquires the adjustment amount of the virtual image position (step S15). More specifically, the control unit 10A causes the adjustment amount acquisition unit 16A to display the entire virtual image from the state in which the virtual image is missing based on the driver's eye point EP detected by the detection unit 15A. Gets the position adjustment amount. The control unit 10A proceeds to step S16.
  • the control unit 10A adjusts the projection position of the virtual image (step S16).
  • the control unit 10A outputs a control signal to the drive control unit 13A so that the drive control unit 13A adjusts the position of the display 2 based on the adjustment amount acquired by the adjustment amount acquisition unit 16A.
  • the control unit 10A ends the process.
  • the driver's eyepoint EP can be detected, and the position of the display device 2 can be automatically adjusted based on the position of the detected eyepoint EP.
  • the driver does not need to perform the operation of adjusting the virtual image position, so that the position of the display device 2 can be adjusted more easily. In this way, according to the present embodiment, the virtual image position can be adjusted appropriately.
  • the HUD device 1 according to the present embodiment has been described so far, but the HUD device 1 may be implemented in various different forms other than the above-described embodiment.
  • the display 2 and the housing 5 arranged in the vehicle are described as the one having the display 2, but the present invention is not limited to this.
  • one or more folding mirrors may be arranged between the display 2 and the windshield S.
  • the present invention is not limited to this.
  • the virtual image may be displayed above the central portion A2 of the gazing area A1 and may be displayed in a position to be looked up.
  • the HUD device 1 makes it possible to visually recognize the virtual image at a constant elevation angle and looking up constantly regardless of the height of the eyepoint EP.
  • the display 2 is described as being rotatable about the rotation axis 2b, but the angle of the display 2 with respect to the horizontal plane of the vehicle is adjusted in advance according to the vehicle to be installed, and the viewing angle of the virtual image is adjusted. If ⁇ is adjusted, a mechanism for rotating the rotary shaft 2b as a center may be omitted.
  • the display device and the method for installing the display device according to the present embodiment can be used for a display device for a vehicle, for example.
  • HUD device display device
  • Display 4 Adjusting mechanism 5 Housing EP1 Eye point (viewer's pupil height)

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Instrument Panels (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)

Abstract

Dispositif d'affichage (1) comprenant un affichage (2) qui affichant une vidéo et disposé de telle sorte que la lumière d'affichage vidéo provenant de la vidéo est réfléchie par une partie réfléchissante (S) faisant face à un observateur. La position de l'affichage (2) est réglée de telle sorte que l'angle d'incidence (θ), auquel un faisceau lumineux central incident (K2), qui est le faisceau lumineux central réfléchi par la partie réfléchissante (S) et qui atteint le spectateur, est incident sur les yeux (EP) de l'observateur, reste fixe quelle que soit la hauteur des yeux (EP) de l'observateur.
PCT/JP2019/035686 2019-02-08 2019-09-11 Dispositif d'affichage et procédé d'installation de dispositif d'affichage WO2020161954A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019021688A JP2020129067A (ja) 2019-02-08 2019-02-08 表示装置および表示装置の設置方法
JP2019-021688 2019-02-08

Publications (1)

Publication Number Publication Date
WO2020161954A1 true WO2020161954A1 (fr) 2020-08-13

Family

ID=71947541

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2019/035686 WO2020161954A1 (fr) 2019-02-08 2019-09-11 Dispositif d'affichage et procédé d'installation de dispositif d'affichage

Country Status (2)

Country Link
JP (1) JP2020129067A (fr)
WO (1) WO2020161954A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022088254A1 (fr) * 2020-10-26 2022-05-05 武汉华星光电技术有限公司 Dispositif de réglage d'écran d'affichage monté sur véhicule et véhicule

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2024015460A (ja) * 2020-12-16 2024-02-02 ソニーグループ株式会社 表示装置及び表示システム

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0332526U (fr) * 1989-08-02 1991-03-29
JP2003039981A (ja) * 2001-07-26 2003-02-13 Yazaki Corp 車載用ヘッドアップディスプレイ装置
JP2014225017A (ja) * 2013-05-15 2014-12-04 ローベルト ボッシュ ゲゼルシャフト ミット ベシュレンクテル ハフツング 車両の乗員の視野に画像情報を投影するための装置及び方法
WO2015011354A1 (fr) * 2013-07-25 2015-01-29 Peugeot Citroen Automobiles Sa Dispositif d'affichage a vision a tete haute reglable

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0332526U (fr) * 1989-08-02 1991-03-29
JP2003039981A (ja) * 2001-07-26 2003-02-13 Yazaki Corp 車載用ヘッドアップディスプレイ装置
JP2014225017A (ja) * 2013-05-15 2014-12-04 ローベルト ボッシュ ゲゼルシャフト ミット ベシュレンクテル ハフツング 車両の乗員の視野に画像情報を投影するための装置及び方法
WO2015011354A1 (fr) * 2013-07-25 2015-01-29 Peugeot Citroen Automobiles Sa Dispositif d'affichage a vision a tete haute reglable

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022088254A1 (fr) * 2020-10-26 2022-05-05 武汉华星光电技术有限公司 Dispositif de réglage d'écran d'affichage monté sur véhicule et véhicule
US11995229B2 (en) 2020-10-26 2024-05-28 Wuhan China Star Optoelectronics Technology Co., Ltd. Vehicle-mounted display adjustment device and vehicle

Also Published As

Publication number Publication date
JP2020129067A (ja) 2020-08-27

Similar Documents

Publication Publication Date Title
WO2020158034A1 (fr) Dispositif d'affichage et procédé d'installation du dispositif d'affichage
US9405120B2 (en) Head-up display and vehicle using the same
EP3128357B1 (fr) Dispositif d'affichage
JP5179575B2 (ja) 走査型画像表示装置、眼鏡型ヘッドマウントディスプレイ、及び自動車
US20160320624A1 (en) Head-up display device
JP2010070066A (ja) ヘッドアップディスプレイ
CN110816408B (zh) 显示装置、显示控制方法及存储介质
JP2014069703A (ja) 車両用表示装置
WO2020161954A1 (fr) Dispositif d'affichage et procédé d'installation de dispositif d'affichage
US11919391B2 (en) On-vehicle display apparatus
JP2019077327A (ja) 車両用表示装置および車両用表示システム
US11367418B2 (en) Vehicle display device
JP2021187429A (ja) 車載表示装置
US10928632B2 (en) Display device, display control method, and storage medium
JP7310817B2 (ja) ヘッドアップディスプレイ装置
KR20140130802A (ko) 헤드 업 디스플레이 시스템
WO2018105585A1 (fr) Dispositif d'affichage tête haute
JP2018120141A (ja) ヘッドアップディスプレイ
KR100913103B1 (ko) 헤드-업 디스플레이 시스템
JPWO2018199244A1 (ja) 表示システム
JP2015085879A (ja) 車両用表示装置
US11009702B2 (en) Display device, display control method, storage medium
KR20180000912A (ko) 헤드 업 디스플레이 장치 및 그 제어 방법
WO2020009218A1 (fr) Dispositif d'affichage tête haute
WO2020090187A1 (fr) Dispositif d'affichage d'image virtuelle et dispositif d'affichage tête haute

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 19914270

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 19914270

Country of ref document: EP

Kind code of ref document: A1