WO2019017157A1 - 撮像装置及び車両用表示装置 - Google Patents

撮像装置及び車両用表示装置 Download PDF

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Publication number
WO2019017157A1
WO2019017157A1 PCT/JP2018/024096 JP2018024096W WO2019017157A1 WO 2019017157 A1 WO2019017157 A1 WO 2019017157A1 JP 2018024096 W JP2018024096 W JP 2018024096W WO 2019017157 A1 WO2019017157 A1 WO 2019017157A1
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WO
WIPO (PCT)
Prior art keywords
vehicle
camera
display
disposed
display device
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/JP2018/024096
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English (en)
French (fr)
Japanese (ja)
Inventor
信輔 久次
陽雄 大深
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Denso Corp
Original Assignee
Denso Corp
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 Denso Corp filed Critical Denso Corp
Priority to CN201880047258.3A priority Critical patent/CN110891827B/zh
Priority to DE112018003671.5T priority patent/DE112018003671T5/de
Publication of WO2019017157A1 publication Critical patent/WO2019017157A1/ja
Priority to US16/741,569 priority patent/US11178318B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
    • 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
    • B60R11/04—Mounting of cameras operative during drive; Arrangement of controls thereof relative to the vehicle
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B15/00—Special procedures for taking photographs; Apparatus therefor

Definitions

  • the present disclosure relates to an imaging device and a display device for a vehicle.
  • an imaging device provided in a display device for a vehicle mounted on a vehicle is known.
  • the imaging device disclosed in Patent Document 1 includes a camera that captures an occupant.
  • the camera is disposed at a central display unit at the center of the display device for vehicles, which displays information toward the occupants of the vehicle.
  • Patent No. 5122782 gazette
  • the arrangement space of the components makes it difficult to arrange the components used for displaying the central display unit.
  • the display of the central display may be restricted, for example, by reducing the size of the pointer display or the image display of the central display.
  • the central display unit since the central display unit has a high frequency of being visually recognized by an occupant, there is a concern that the arrangement location of the camera may be noticeable.
  • An object of the present disclosure is to provide an imaging device and a display device for a vehicle which are less affected by display restriction or appearance due to arrangement of a camera for photographing an occupant.
  • a central display unit mounted on a vehicle and displaying information toward a passenger of the vehicle at the center of the device, and a pair of side portions positioned laterally to the central display unit,
  • the camera is disposed in a side portion located laterally to the central display unit.
  • the influence on the arrangement of each component used to display the central display unit is small, so that the restriction on the display of the central display unit can be suppressed.
  • the side portion is less frequently viewed by the occupant than the central display portion, and the occupant is attracted to the central display portion, so that the location where the camera is disposed becomes less noticeable. According to the above, it is possible to provide an imaging device with less display restriction or appearance influence due to the arrangement of cameras for capturing an occupant.
  • a display device for a vehicle is a display device for a vehicle mounted on a vehicle, and a central display unit for displaying information toward a passenger of the vehicle at the center of the device; A pair of side portions which are located laterally with respect to the vehicle, and a camera which is disposed in the side portions and which photographs an occupant.
  • the camera is disposed at a side portion located to the side with respect to the central display portion.
  • the influence on the arrangement of each component used to display the central display unit is small, so that the restriction on the display of the central display unit can be suppressed.
  • the side portion is less frequently viewed by the occupant than the central display portion, and the occupant is attracted to the central display portion, so that the location where the camera is disposed becomes less noticeable.
  • FIG. 1 shows the layout in the vehicle of the display apparatus for vehicles provided with the imaging device in 1st Embodiment. It is a sectional view showing the section of the horizontal direction of the display for vehicles in a 1st embodiment. It is sectional drawing which shows the cross section of the up-down direction of the display apparatus for vehicles in 1st Embodiment. It is a block diagram showing composition of an imaging device in a 1st embodiment. It is an enlarged view which expands and shows the camera of 1st Embodiment. It is a front view for demonstrating the relationship between the camera and opening part in 1st Embodiment.
  • the imaging device 70 according to the first embodiment of the present disclosure is mounted on a vehicle 1 and captures an occupant of the vehicle 1 as shown in FIG.
  • the imaging device 70 according to the present embodiment captures the face of the occupant of the vehicle 1, in particular, the driver's face, as an imaging target, and processes the image, thereby monitoring the driver's state such as a nap or a look (Driver Status Monitor, DSM)
  • DSM Driver Status Monitor
  • the imaging device 70 is provided in the display device 100 for a vehicle.
  • the imaging device 70 is installed on an instrument panel facing in front of and behind the seat 3 on which an occupant sits, together with the display device 100 for a vehicle. More specifically, the imaging device 70 is installed in the driver's seat facing portion 2a facing the driver's seat 3a on the driver's seat on the front of the instrument panel 2 together with the display device 100 for a vehicle.
  • the steering operation unit 4 of the vehicle 1 is disposed between the driver's seat facing portion 2 a and the headrest of the driver's seat 3 a in the vehicle 1.
  • the steering operation unit 4 constitutes an operation unit that is rotationally operated by the driver.
  • the steering operation portion 4 has an annular rim portion 4a and a connection portion 4b for connecting the rim portion 4a to a steering shaft.
  • the connection portion 4b has a center pad portion 4c disposed on the shaft of the steering shaft, and a spoke portion 4d extending in the radial direction of the rim portion 4a for connecting the center pad portion 4c and the rim portion 4a.
  • the steering operation unit 4 is formed with an opening 4e which is open by being surrounded by the rim 4a and the connection 4b.
  • the opening 4e is located above the steering operation unit 4 at a normal position of the steering operation unit 4 (that is, at a position where the steering angle at which the vehicle 1 travels straight), Or fan-shaped).
  • the driver's seat 3a of the present embodiment is more strictly vertical at a position eccentric to the right with respect to the vertical center plane LMP of the vehicle 1 (vertical plane passing through the middle point between the left and right wheels of the vehicle in straight ahead posture). It is disposed to the right of the central plane LMP. Therefore, the vehicle 1 of the present embodiment is a so-called right-hand drive vehicle, and the display apparatus 100 for a vehicle is also disposed at a position eccentric to the right with respect to the longitudinal central plane LMP, more strictly, to the right of the longitudinal central plane LMP It is done.
  • Side windows 5a and 5b are provided on the right and left sides of the vehicle 1, respectively. Since the vehicular display device 100 is eccentric to the right, external light such as sunlight is easily incident on the vehicular display device 100 from the right side window 5a with respect to the vehicular display device 100. For example, light from a low angle (0 to 30 degrees), such as the morning sun or the evening sun, tends to easily enter the display device 100 for a vehicle.
  • the hood 2b is formed so as to project from the vehicle display device 100 toward the steering operation unit 4 so that the upper surface portion of the instrument panel 2 surrounds the vehicle display device 100 from above. Therefore, a part (the side part 11 mentioned later) of the display apparatus 100 for vehicles tends to become a shadow of the hood 2b with respect to the external light which injected from the right side window 5a.
  • a center arrangement device 6 such as an information display device, an audio device, an air conditioning operation panel and the like other than the vehicle display device 100 is disposed at the center portion on the left of the vehicle display device 100.
  • the display apparatus 100 for a vehicle is a combination meter combining an analog display by the pointer 50 pointing the index 31, and a digital display by an image displayed by the image display 20.
  • the analog display and the digital display are implemented by the central display unit 10 that displays information toward the occupant located on the viewing side at the center of the apparatus.
  • the information to be displayed includes, for example, the speed of the vehicle 1, the engine speed, the remaining amount of fuel, the temperature of the engine coolant, the current value of the electric motor, and other vehicle conditions such as abnormality of the vehicle 1.
  • Other information to be displayed includes, for example, various information such as an alarm, road information, visibility auxiliary information, and electronic mail.
  • the information to be displayed in this manner is arranged such that the central display unit 10 has the reference eye by arranging the vehicle display device 100 on the side opposite to the viewing side with respect to the steering operation unit 4 (hereinafter referred to as anti-viewing side). It is possible to visually recognize information displayed mainly through the opening 4 e of the steering operation unit 4 from the point center CSE.
  • the reference eye point center CSE is a virtual point set for each vehicle, and is a point representing the positions of the left eye and the right eye of the driver in a normal driving state.
  • the reference eye point center CSE is generally set to a height of 635 mm immediately above the seating reference point.
  • the seating reference point refers to the position of the human model H point (the hip point of the model) or a seat corresponding thereto when the human model is seated on a seat such as a driver's seat according to the seating method specified in ISO 6549-1980. It refers to the set design standard position.
  • Such a vehicle display device 100 is configured of an image display 20, a display plate 30, a display light source unit 40, a pointer 50, a window plate 60, an imaging device 70, and the like.
  • the reference eye point center CSE is approximately coincident with the middle point between the center of the left eye eye range LER and the center of the right eye eye range RER.
  • the image display 20 is a transmissive liquid crystal panel using thin film transistors (TFTs), and is an active matrix liquid crystal formed of a plurality of liquid crystal pixels arranged in a two-dimensional direction. It has become a liquid crystal display with a panel. Note that, as the image display 20, an organic EL display or the like other than the liquid crystal display may be adopted.
  • TFTs thin film transistors
  • the display plate 30 is generally referred to as a dial plate, and in the vehicle display device 100, an exposed component exposed in a space surrounded by the window plate 60 and the transparent plate 13 closing the viewing side opening of the window plate 60. It is.
  • the display plate 30 is formed in a flat plate shape by partially or totally applying semi-translucent or opaque printing on the surface of a translucent base made of, for example, polycarbonate resin or synthetic resin such as acrylic resin. It is formed. In addition, it may replace with printing and coating may be given and the optical resin or optical filter material which permeate
  • the display plate 30 is disposed closer to the viewing side than the image display 20. Since printing or the like is not performed on a portion of the display plate 30 overlapping the image display 20, an image is displayed on the viewing side without interference with the display plate 30.
  • the display plate 30 in the left and right areas sandwiching the image display 20, indicators 31 indicated by the pointer 50 are respectively formed.
  • the indicator 31 of the display plate 30 is illuminated from the anti-viewing side by the display light source unit 40.
  • the display light source unit 40 is disposed on the side opposite to the viewing side of the display plate 30, and includes a plurality of display light emitting elements 41 that emit visible display light.
  • a light emitting diode element for example, is adopted for each display light emitting element 41, and each display light emitting element 41 is directed to the display plate 30 by being connected to a power source through a conduction pattern on the flat substrate 15. Emits visible display light.
  • the display light emitting element 41 emits, for example, white light composed of light widely distributed in a wavelength range of about 400 to 800 nm as visible display light.
  • a light shielding area and a display area are formed on the display plate 30 by the above-described printing or the like.
  • the light shielding region occupies a large area of the display plate 30, and by forming dark color (for example, black) by light shielding printing or the like, the visible display light from the anti-viewing side is shielded.
  • the display area is configured to transmit visible display light from the anti-viewing side by being subjected to semi-translucent printing or non-printing, and the indicator 31 is set to the display area Thus, the indicator 31 emits light and is displayed.
  • a plurality of hands 50 are provided so as to sandwich the image display 20 on the left and right.
  • one pointer 50 is provided in each of the left and right areas.
  • Each pointer 50 integrally has a connecting portion 51 and a pointing portion 52.
  • the connecting portion 51 is disposed on the side opposite to the viewing side with respect to the display plate 30 and is connected to the rotation shaft of the stepping motor 53 held by the substrate 15.
  • the instruction unit 52 is disposed closer to the viewing side than the display plate 30, and can indicate the index 31 by presenting a needle shape.
  • Each pointer 50 is configured to rotate around the rotation axis in accordance with the output of the stepping motor 53, and information corresponding to the indicated position is displayed by indicating the corresponding index 31. There is.
  • the speed of the vehicle 1 is displayed by the pointer 50 and the index 31 on the left side
  • the engine speed of the vehicle 1 is displayed by the pointer 50 and the index 31 on the right side.
  • the pointer 50 and the indicator 31 indicated by the pointer 50 constitute the central display unit 10.
  • the viewing side surface of the display plate 30 substantially constitutes the display surface 10 a of the central display unit 10.
  • the window plate 60 is also called a turning plate, and is formed in a tubular shape along the outer periphery of the vehicle display device 100 so as to surround the display plate 30 and to protrude further to the viewing side than the display plate 30. .
  • the wind plate 60 produces a dark color (for example, black) on the surface to create a sense of depth of the display device 100 for a vehicle, suppresses reflection of incident external light, and allows visibility of the central display unit 10 Itself is becoming less visible, while
  • the window plate 60 extends in a direction substantially perpendicular to the display plate 30 and is inclined so as to approach the outer peripheral wall 61 on the outer peripheral side as it goes to the outer peripheral wall 61 facing the outer peripheral side.
  • the inner circumferential wall 62 faces the
  • the imaging device 70 is configured by a camera 71, an image processing unit 74, an illumination unit 80, and the like, as also shown in FIG.
  • the camera 71 is arrange
  • the side portion 11 is a portion of the display device 100 for a vehicle that is located laterally to the central display portion 10 in the lateral direction of the vehicle, and is located to the right with respect to the central display portion
  • a pair 11a and a side portion 11b located on the left side are provided.
  • the side portion 11 a of the pair of side portions 11 is with respect to the side window 5 a. , It is closer.
  • the camera 71 of the present embodiment is disposed on such a side portion 11a.
  • the camera 71 is held by a camera holding member 17 different from the substrate 15.
  • the camera 71 includes an imaging element 72 and a lens unit 73 for forming an imaging target on the imaging element 72.
  • the imaging element 72 detects light incident on a rectangular imaging surface 72 a formed by two-dimensionally arranging pixels formed by detection elements such as photodiodes.
  • an imaging element for example, an element such as a CMOS sensor, which has good sensitivity from visible light to near infrared light, and high resolution of an image to be detected is adopted.
  • the lens unit 73 is composed of one or more lenses 73a.
  • a virtual axis connecting the centers of curvature of the respective refractive surfaces 73b that refract light in the lens 73a is defined as the optical axis OA.
  • the optical axis OA is defined by the rotational symmetry axis of each of the refractive surfaces 73 b.
  • the optical axis OA is set to pass through the center point of the imaging surface 72a perpendicularly to the imaging surface 72a.
  • the camera 71 is formed between the outer peripheral wall 61 and the inner peripheral wall 62 in the window plate 60 of the side portions 11, and is viewed from the outer peripheral wall 61 and the inner peripheral wall 62. It is arrange
  • a plate opening hole 62 a is opened in the opposite region of the inner peripheral wall portion 62 facing the lens portion 73 of the camera 71 in the window plate 60.
  • the camera 71 is arranged in the arrangement space 63 which tends to be a dead space, whereby the arrangement space 63 is effectively used.
  • the camera 71 is disposed such that the optical axis OA and the imaging surface 72 a are inclined with respect to the viewing side surface of the display plate 30. Specifically, the camera 71 is inclined so that the lens portion 73 faces the inner peripheral side (in other words, the left side) of the vehicle display device 100.
  • the inclination angle of the imaging surface 72 a with respect to the display plate 30 is set smaller than the inclination angle of the inner peripheral wall portion 62 with respect to the display plate 30.
  • the virtual extension line EL in which the optical axis OA is extended to the viewing side is set to pass through the opening 4 e at the normal position of the steering operation unit 4.
  • the extension line EL is set to pass through the reference eyepoint center CSE.
  • the camera 71 can detect the light having passed through the plate opening hole 62 a by the imaging device. In other words, the camera 71 can capture an occupant through the opening 4 e.
  • a virtual opening division line ODL connecting positions equidistant to the rim portion 4a and the connection portion 4b in the opening 4e of the steering operation unit 4 at the normal position.
  • the camera 71 of the present embodiment is disposed at a position where an imaginary straight line ISL connecting a reference eye point center CSE and a predetermined point on the opening division line ODL intersects the side portion 11.
  • the image processing unit 74 shown in FIG. 4 is realized as a functional block mainly composed of an electronic circuit in which at least one processor, a memory, an input / output interface and the like are mounted on the substrate 15.
  • the processor can execute image processing by executing a computer program stored in the memory based on an input signal from the imaging element 72 input through the input / output interface.
  • the electronic circuit may be separately provided for the image processing unit 74, and may be shared with a control circuit for controlling the image display 20, the pointer 50, and the like.
  • the image processing unit 74 generates image data from the signal input from the imaging device 72.
  • the generated image data may be output as it is to the outside of the vehicle display device 100 such as an ECU (Electric Control Unit) of the vehicle 1 and may be analyzed by the ECU, or the image processing unit 74 may May be analyzed to determine the presence or absence of the driver's sleepiness or aptitude.
  • ECU Electronic Control Unit
  • the illumination unit 80 shown in FIGS. 4 and 6 illuminates the occupant photographed by the camera 71 with illumination light.
  • the illumination unit 80 is disposed in the vehicle display device 100 except the side portion 11 a in which the camera 71 is disposed.
  • the illumination unit 80 of the present embodiment is disposed in the vicinity of the image display 20 in the central display unit 10.
  • the illumination unit 80 includes a near-infrared light emitting element 81 and an illumination control unit 82.
  • a near infrared light emitting element 81 for example, a light emitting diode is adopted.
  • the near-infrared light emitting element 81 is disposed on the anti-viewing side relative to the display plate 30.
  • the near infrared light emitting element 81 is held on the viewing side surface of the substrate 15, and is connected to a power source through the conduction pattern on the substrate 15, thereby emitting near infrared light as illumination light.
  • the illumination control unit 82 is realized as a functional block mainly configured of an electronic circuit in which at least one processor, a memory, an input / output interface and the like are mounted on the substrate 15. This electronic circuit may be provided individually for the illumination unit 80, may be shared with the electronic circuit that realizes the image processing unit 74, and further, to control the image display 20, the pointer 50, etc. And the control circuit of FIG.
  • the illumination control unit 82 controls the lighting and extinguishing of the near infrared light emitting device 81 according to the on and off of the ignition switch of the vehicle 1, and the image is displayed when the near infrared light emitting device 81 is lighted.
  • the light emission amount is controlled in accordance with the brightness, the contrast, and the like of the image data generated by the processing unit 74.
  • the camera 71 is disposed in the side portion 11 located laterally to the central display unit 10.
  • the influence on the arrangement of each component used for the display of the central display unit 10 is small, so that the display of the central display unit 10 can be restrained from being restricted.
  • the side portion 11 is less likely to be visually recognized by the occupant than the central display portion 10, and the occupant is attracted to the central display portion 10, so that the location where the camera 71 is disposed becomes less noticeable.
  • the camera 71 is disposed to be inclined with respect to the display surface 10 a of the central display unit 10 so that the extension line EL of the optical axis OA passes through the opening 4 e at the normal position. There is. In this way, even if the camera 71 is disposed on the side portion 11 located laterally with respect to the central display portion 10, the imaging range FC is prevented from being blocked by the steering operation portion 4 and the occupant is reliably
  • the arrangement of the camera 71 can be made inconspicuous while making it possible to take pictures.
  • the extension line EL of the optical axis OA is set to pass through the reference eye point center CSE set in the vehicle 1. In this way, it is possible to position the face of the occupant at the center of the imaging range FC and increase the probability of imaging. Therefore, it is possible to make the arrangement of the camera 71 inconspicuous, while making it possible to easily photograph the occupant.
  • the camera 71 is disposed at a position at which the virtual straight line ISL connecting the reference eye point center CSE and the point on the opening division line ODL in the side portion 11 intersects.
  • a balance between the portion blocked by the rim 4a of the steering operation unit 4 and the portion blocked by the connecting portion 4b of the steering operation unit 4 with respect to the shooting range FC of the camera 71, ie, hiding It is possible to equalize the range of Therefore, even when the occupant is slightly deviated in the direction from the opening 4e to the rim 4a with respect to the reference eye point center CSE, and also slightly deviated in the direction from the opening 4e to the connecting portion 4b, the occupant steers It is possible to make the arrangement of the camera 71 inconspicuous, while making it possible to easily capture an occupant by avoiding being blocked by the operation unit 4.
  • Comparative Example 1 shown in FIGS. 8 and 9 the camera 871 is disposed above the image display 20 in the central display unit 10. In this case, not only the camera 871 becomes noticeable, but most of the upper side of the imaging range FC is blocked by the rim portion 4 a of the steering operation unit 4. As a result, when the occupant is shifted upward with respect to the reference eye point center CSE, the face of the occupant is blocked by the rim 4a and can not be photographed, so it is also difficult to determine the condition of the occupant.
  • the camera 971 is disposed below the image display 20 in the central display unit 10. In this case, not only the camera 971 becomes noticeable, but most of the lower side of the imaging range FC is blocked by the connection portion 4 b of the steering operation unit 4. As a result, when the occupant is displaced downward with respect to the reference eye point center CSE, the face of the occupant is blocked by the connecting portion 4b and can not be photographed, which makes it difficult to determine the condition of the occupant.
  • the imaging device 70 is disposed at a portion other than the side portion 11a of the display device 100 for a vehicle, and the illumination unit 80 for illuminating the occupant by the illumination light is further provided.
  • the illumination unit 80 for illuminating the occupant by the illumination light is further provided.
  • the illumination light is reflected and returns to the camera 71 side by separating the arrangement position of the camera 71 and the arrangement position of the illumination unit 80, the reflected light and the optical axis OA of the camera 71 There is an angular difference between them. Therefore, for example, even if the illumination light is reflected by the pupil of the occupant or the glasses worn, etc., the reflected light is adversely affected by detection by the camera 71 (for example, the reflected light is another object due to Can be suppressed). Therefore, it is possible to make the arrangement of the camera 71 inconspicuous, while making it possible to easily photograph the occupant.
  • the camera 71 is disposed in the side portion 11 a that is closer to the side window 5 a of the vehicle 1 among the pair of side portions 11.
  • the side portion 11a where the camera 71 is disposed is likely to be a shadow of the hood 2b with respect to light incident from the side window 5a toward the vehicle display device 100, so a camera of outside light
  • the arrangement of the camera 71 can be made inconspicuous while suppressing the influence on the camera 71 and making it possible to easily photograph the occupant.
  • the camera 71 is disposed in the side portion 11 located laterally with respect to the central display portion 10.
  • the influence on the arrangement of each component used for the display of the central display unit 10 is small, so that the display of the central display unit 10 can be restrained from being restricted.
  • the side portion 11 is less likely to be visually recognized by the occupant than the central display portion 10, and the occupant is attracted to the central display portion 10, so that the location where the camera 71 is disposed becomes less noticeable.
  • the second embodiment is a modification of the first embodiment.
  • the second embodiment will be described focusing on differences from the first embodiment.
  • the driver's seat 3a of the second embodiment is also disposed at a position eccentric to the right with respect to the vertical center plane LMP of the vehicle 1. Therefore, the vehicle 1 of the second embodiment is also a so-called right-hand drive vehicle, and the display apparatus 100 for a vehicle is also disposed at a position eccentric to the right with respect to the longitudinal center plane LMP.
  • a center arrangement device 6 similar to that of the first embodiment is disposed at a center portion located on the left side of the display device 100 for a vehicle and near the longitudinal center plane LMP.
  • the driver as the passenger tends to have a frequency and time for turning to the left from the vehicle display device 100 more than a frequency and time for turning to the right from the vehicle display device 100
  • the angle at which the driver turns to the left also tends to be larger than the angle at which the driver turns to the right.
  • the camera 271 in the imaging device 270 of the second embodiment is disposed in the side portion 11 b which is closer to the vertical central plane LMP among the pair of side portions 11. There is.
  • the camera 271 is disposed such that the optical axis OA and the imaging surface 72 a are inclined with respect to the viewing side surface of the display plate 30. Specifically, the camera 271 is inclined so that the lens portion 73 faces the inner peripheral side (in other words, the right side) of the vehicular display device 100.
  • the camera 271 is disposed in the side portion 11 b of the pair of side portions 11 that is closer to the vertical central surface LMP. Since the occupants such as the driver tend to face the vertical central plane LMP side of the vehicle 1 easily, the camera 271 is disposed at a position facing the occupant such as the driver utilizing this tendency. There is an increased opportunity to shoot the occupant from an angle close to the front. Therefore, it is possible to make the arrangement of the camera 271 inconspicuous, while making it possible to easily photograph the occupant.
  • the opening hole 62 a may not be opened in the opposing region of the inner circumferential wall portion 62 facing the lens portion 73 of the camera 71 in the window plate 60.
  • the opposite region may be set to the near infrared light transmission region.
  • the transmittance of near infrared light is set to be high, and the transmittance of visible light having a short wavelength is set to be lower than near infrared light.
  • the near infrared light transmitted through the near infrared light transmission region can be detected by the imaging device 72, and the camera can be prevented from being clearly viewed by the passenger on the viewing side.
  • the camera 71 may be disposed not on the disposition space 63 of the window plate 60 but on the anti-viewing side with respect to the display plate 30.
  • the illumination unit 80 may be disposed at a side portion of the pair of side portions 11 where the camera 71 is not disposed.
  • the illumination unit 80 may not constitute a part of the imaging device 70, and may not be provided inside the display device 100 for a vehicle.
  • the camera 71 may be disposed at a position deviated from the position intersecting the virtual straight line ISL connecting the reference eye point center CSE and the point on the opening division line ODL.
  • the extension line EL of the optical axis OA of the camera 71 may not be set to pass through the reference eyepoint center CSE.
  • At least a part of the central display unit 10 may display information outside the steering operation unit 4.
  • the central display unit 10 may not be provided with the image display 20.
  • the pointer 50 and the index 31 may not be provided on the central display unit 10.
  • Various configurations can be employed as the central display unit 10.
  • the present disclosure is disposed at a position eccentric to the left with respect to the longitudinal center plane LMP.
  • the present invention is also applicable to the display apparatus 100 for vehicles.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Instrument Panels (AREA)
  • Studio Devices (AREA)
PCT/JP2018/024096 2017-07-19 2018-06-26 撮像装置及び車両用表示装置 Ceased WO2019017157A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201880047258.3A CN110891827B (zh) 2017-07-19 2018-06-26 拍摄装置以及车辆用显示装置
DE112018003671.5T DE112018003671T5 (de) 2017-07-19 2018-06-26 Abbildungsvorrichtung und fahrzeuganzeigevorrichtung
US16/741,569 US11178318B2 (en) 2017-07-19 2020-01-13 Imaging device and vehicular display device

Applications Claiming Priority (2)

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JP2017140167A JP6617752B2 (ja) 2017-07-19 2017-07-19 撮像装置及び車両用表示装置
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