WO2017179389A1 - Dispositif de visualisation pour véhicule - Google Patents

Dispositif de visualisation pour véhicule Download PDF

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Publication number
WO2017179389A1
WO2017179389A1 PCT/JP2017/011816 JP2017011816W WO2017179389A1 WO 2017179389 A1 WO2017179389 A1 WO 2017179389A1 JP 2017011816 W JP2017011816 W JP 2017011816W WO 2017179389 A1 WO2017179389 A1 WO 2017179389A1
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WO
WIPO (PCT)
Prior art keywords
image
range
instruction
visual
display
Prior art date
Application number
PCT/JP2017/011816
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English (en)
Japanese (ja)
Inventor
智宣 市川
利成 中居
Original Assignee
株式会社東海理化電機製作所
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 株式会社東海理化電機製作所 filed Critical 株式会社東海理化電機製作所
Publication of WO2017179389A1 publication Critical patent/WO2017179389A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
    • B60R1/20—Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
    • B60R1/22—Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles for viewing an area outside the vehicle, e.g. the exterior of the vehicle
    • B60R1/23—Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles for viewing an area outside the vehicle, e.g. the exterior of the vehicle with a predetermined field of view
    • B60R1/26—Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles for viewing an area outside the vehicle, e.g. the exterior of the vehicle with a predetermined field of view to the rear of the vehicle
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast

Definitions

  • the present invention relates to a vehicular visual recognition device for visualizing a vehicle periphery by photographing the vehicle periphery and displaying a captured image.
  • a technique is known in which a vehicle visual device for displaying a photographed image around a vehicle and visually recognizing the vehicle periphery is mounted on the vehicle instead of the optical mirror.
  • Some of such vehicular visual recognition devices display a partial image of a photographed image obtained by photographing with a camera or the like and provide visibility like an optical mirror. Since the partial image is displayed, when the viewing range is changed, the viewing range can be changed by changing the position where the partial image is cut out from the captured image.
  • a frame line indicating the range of the captured image and a frame line indicating the range of the clipped image are displayed as indicators together with the clipped partial image.
  • the present invention has been made in consideration of the above facts, and an object thereof is to clarify the position of a partial image to be displayed with respect to a captured image when changing the viewing range.
  • the vehicular visual recognition device instructs a change in the visual recognition range of the visual image and a display unit that displays the visual image for visually recognizing the periphery of the vehicle.
  • the instruction unit displays a partial image of a part of a captured image obtained by photographing the periphery of the vehicle as the visual image
  • the instruction unit instructs to change the visual recognition range of the visual image
  • a control unit that controls the display unit so as to display a wide range image in a wider range than the partial image and to display a range designation image representing a range corresponding to the partial image in the wide range image.
  • a visual image for visually recognizing the vehicle periphery is displayed on the display unit, and the vehicle periphery can be visually recognized by the visual image.
  • the viewing range of the viewing image can be instructed to be changed by the instruction unit.
  • the display unit is controlled so as to display a partial image of a part of the captured image obtained by photographing the periphery of the vehicle as a visual image.
  • the control unit displays a wide range image wider than the partial image and represents a range corresponding to the partial image in the wide range image when the instruction unit instructs to change the viewing range of the visual image.
  • the display unit is controlled to display the range designation image.
  • control unit moves the range designation image in accordance with an instruction from the instruction unit, and after the instruction from the instruction unit ends, the control unit displays a partial image corresponding to the moved range designation image.
  • the display unit may be controlled to display as a visual image. Accordingly, it is possible to check the range of the partial image changed by the instruction unit as needed, and it is possible to display only the changed partial image after the change of the viewing range.
  • the entire captured image may be applied as in the third aspect of the present disclosure. Accordingly, the position of the partial image with respect to the entire captured image can be recognized when the viewing range is changed.
  • the control unit sets the display unit to display the wide range image by gradually widening the display range from the range of the partial image. You may control. Thereby, it is possible to give a visual effect of zooming out when changing the image to be displayed from the partial image to the wide area image.
  • the control unit can display a wide range of display.
  • the display unit may be controlled so as to display the image for visual recognition in a stepwise manner from the image range to the partial image range. Accordingly, it is possible to provide a visual effect such as zooming in when changing an image to be displayed from a wide range image to a partial image.
  • control unit instructs when the instruction from the instruction unit is not within a predetermined time and when at least one of the instruction end is instructed by the instruction unit. It may be determined that the instruction of the part has ended. Thereby, it is possible to determine the end of the change of the viewing range.
  • FIG. 1 It is a figure which shows the vehicle mounting position example of the visual recognition apparatus for vehicles which concerns on embodiment of this invention. It is a figure which shows schematic structure of the visual recognition apparatus for vehicles which concerns on embodiment of this invention. It is a block diagram which shows the structure of the control system of the visual recognition apparatus for vehicles which concerns on this embodiment. It is a figure for demonstrating the image for visual recognition produced
  • FIG. 1A is a diagram illustrating an example of a vehicle mounting position of the vehicle visual recognition device according to the embodiment of the present invention
  • FIG. 1B is a diagram illustrating a schematic configuration of the vehicle visual recognition device.
  • a rear side camera 12 as a display unit
  • an operation unit 16 as an instruction unit
  • a control device 18 as a control unit correspond to the left and right sides of the vehicle, respectively. Is provided.
  • the rear side camera 12 is installed outside on the front side end of the vehicle side door (front side door, not shown) at the middle in the vertical direction and photographs the rear side of the vehicle.
  • the rear side camera 12 is provided in a substantially rectangular parallelepiped box-shaped housing 13 as a support, and a lens is arranged toward the rear side of the vehicle to photograph the rear side of the vehicle.
  • casing 13 is attached to the side door, and the housing
  • casing 13 is good also as a form attached to other positions, such as a front fender, instead of a side door.
  • the monitor 14 is provided near the lower end of the front pillar, and mainly displays the image captured by the rear side camera 12 as a visual image. In other words, the rear side of the vehicle as the vehicle periphery can be visually recognized by checking the monitor 14 instead of the outer mirror.
  • the monitors 14 are provided corresponding to the left and right sides of the vehicle.
  • the operation unit 16 gives an instruction to change the display position of the image displayed on the monitor 14, that is, the rear side viewing range.
  • the operation unit 16 is, for example, a switch or a sensor for performing an instruction to change the visual range in the vehicle width direction, an instruction to change the vehicle in the vertical direction, or the monitor 14 (left or right) for changing the visual range.
  • a switch or the like for instructing is provided. Specifically, it includes a left switch 16L and a right switch 16R for instructing a direction corresponding to the monitor 14 that changes the viewing range, and a direction instruction unit 16S for instructing the change direction.
  • the control device 18 is provided corresponding to each of the left and right sides of the vehicle, and performs display control of the captured images of the left and right rear side cameras 12.
  • the control device 18 changes the viewing range on the rear side of the vehicle when reversing to make it easier to visually recognize obstacles on the lower side of the vehicle, and sets the viewing range in conjunction with the operation of the direction indicator. You may make it change and carry out turning interlocking control etc. which make it easy to visually recognize the vehicle rear side.
  • FIG. 2 is a block diagram illustrating a configuration of a control system of the vehicle visual recognition device 10 according to the present embodiment.
  • the control device 18 includes a microcomputer in which a CPU 18A, a ROM 18B, a RAM 18C, and an I / O (input / output interface) 18D are connected to a bus 18E.
  • the ROM 18B stores various programs such as a vehicle visual control program for performing display control for displaying a rear side photographed image of the rear side camera 12 on the monitor 14.
  • the program stored in the ROM 18B is expanded in the RAM 18C and executed by the CPU 18A, whereby display control on the monitor 14 is performed.
  • the I / O 18D is connected with an operation unit 16, a rear side camera 12, and a monitor 14 for instructing a change in the viewing range.
  • the operation unit 16 outputs a change instruction signal to the control device 18 when an instruction to change the rear side viewing range is given by the occupant.
  • the operation unit 16 is connected to the above-described left switch 16L, right switch 16R, and direction instruction unit 16S shown in FIG. 1B. That is, the direction (left or right) corresponding to the monitor 14 whose viewing range is changed is instructed by the left switch 16L or the right switch 16R, and the viewing direction changing direction (vehicle width direction and vehicle up-down direction) is directed by the direction instruction unit 16S. Instruct.
  • the rear side camera 12 obtains a rear side photographed image by photographing the rear side of the vehicle.
  • the rear side photographed image obtained by photographing is output to the control device 18 as a photographing result of the rear side camera 12.
  • the monitor 14 displays a rear side photographed image photographed by the rear side camera 12 under the control of the control device 18.
  • control device 18 performs display control on the monitor 14 based on the photographing result of the rear side camera 12, and when the operation unit 16 instructs the change of the rear side viewing range, the monitor 14 The display position (rear side viewing range) is changed.
  • control device 18 may perform display control of the left and right monitors 14 with one control device 18, or a pair may be provided corresponding to the left and right of the vehicle.
  • the other control device 18 may be connected to each I / O 18D so that they can communicate with each other.
  • FIG. 3 is a diagram for explaining a visual image generated from the captured image 30.
  • a rear side camera 12 captures the rear side of the vehicle, and a partial image indicated by a dotted line in FIG. 3 from a captured image 30 obtained by the imaging. Cut out 32. Then, the cut out partial image 32 is displayed on the monitor 14 as a visual image 34. That is, in the vehicular visual recognition device 10 according to the present embodiment, since the partial image 32 of the captured image 30 is displayed, the visual recognition range can be changed by changing the cutout position. The viewing range is changed by operating the operation unit 16.
  • the direction (left or right) for changing the viewing range is selected by operating the left switch 16L or the right switch 16R, and the direction indicating unit 16S is operated to change the viewing range changing direction (vehicle width direction and In the vehicle vertical direction).
  • the control device 18 changes the position of the partial image 32 cut out in the direction operated by the operation unit 16 from the position of the current partial image 32 of the captured image 30 and displays it on the monitor 14.
  • a wide range image wider than the partial image 32 displayed on the monitor 14 is displayed on the monitor 14 and a portion in the wide range image is displayed.
  • a range designation image representing a range corresponding to the image 32 is displayed.
  • FIG. 4 is a diagram illustrating an example of the visual image 34 when the change of the visual recognition range is instructed. Also, the solid line partial image 32 and the frame image 36 in FIG. 4 indicate before the change of the viewing range, and the dotted line indicates after the change of the viewing range.
  • FIG. 5 is a diagram illustrating an example of the visual image 34 after the visual range is changed.
  • FIG. 6 is a diagram for explaining an example of widening the display range in stages when changing the viewing range.
  • the viewing image 34 in which the display range is narrowed stepwise from the range of the captured image 30 to the range of the partial image 32 may be displayed.
  • the selected partial image 32 is displayed as the visual image 34, thereby narrowing the display range in stages. May be. Accordingly, it is possible to give a visual effect such as zooming in when changing the visual image 34 displayed from the wide range image to the partial image.
  • FIG. 7 is a diagram for explaining an example of narrowing the range to be displayed step by step when the change of the viewing range is finished.
  • FIG. 8 is a flowchart illustrating an example of a flow of processing performed by the control device 18 of the vehicle visual recognition device 10 according to the present embodiment. Note that the processing in FIG. 8 will be described as starting when an ignition switch (not shown) is turned on and ending when the ignition switch is turned off. 8 is performed by the CPU 18A developing and executing the vehicle visual control program stored in the ROM 18B on the RAM 18C.
  • step 100 the CPU 18A starts acquiring a photographed image photographed by the rear side camera 12, and proceeds to step 102. That is, the imaging results of the rear side camera 12 are sequentially acquired.
  • step 102 the CPU 18A cuts out the partial image 32 from the captured image 30, and proceeds to step 104.
  • the partial image at this time may be a partial image at a predetermined default position in the photographed image, or may be a partial image at a position designated last time before the IG is turned off.
  • Step 104 the CPU 18A converts the cut-out partial image into a mirror image, and displays it as a visual image 34 on the monitor 14 as shown in FIG.
  • the mirror image is converted after being cut out, but may be cut out after the mirror image conversion.
  • step 106 the CPU 18A determines whether or not the operating unit 16 has been operated to instruct a change in the viewing range. Wait until the determination is affirmed and proceed to Step 108
  • step 108 the CPU 18 ⁇ / b> A performs control so that the captured image 30 in a wider range than the partial image 32 is subjected to mirror image conversion and reduction and displayed on the monitor 14 together with the frame image 36 corresponding to the partial image 32, and the process proceeds to step 110. That is, as shown in FIG. 4, since the frame image 36 corresponding to the captured image 30 and the partial image 32 is displayed, it is possible to easily recognize which part of the captured image 30 is cut out.
  • step 110 the CPU 18 ⁇ / b> A performs control so that the frame image 36 is moved and displayed on the monitor 14 in accordance with an instruction from the operation unit 16, and the process proceeds to step 112.
  • step 112 the CPU 18A determines whether or not the instruction to change the viewing range has ended. As described above, this determination may be made as to whether or not a re-operation (for example, operating the left switch 16L or the right switch 16R again) instructing the change of the viewing range has been performed. Or you may determine whether the time when operation to the operation part 16 is not performed passed predetermined time. If the determination is negative, the process returns to step 110 to repeat the above-described processing, and if the determination is affirmative, the process proceeds to step 114.
  • a re-operation for example, operating the left switch 16L or the right switch 16R again
  • step 114 the CPU 18A controls to cut out the partial image 32 corresponding to the changed image (the moved frame image 36) from the photographed image 30, converts it into a mirror image, and displays it on the monitor 14. Then, the process returns to step 106 and returns to the above. Repeat the process.
  • the control device 18 By performing the control by the control device 18 in this way, when changing the visual image, the captured image 30 as the wide area image is displayed, and the frame image 36 corresponding to the partial image 32 is displayed, and the actual captured image is displayed.
  • the cutout range of the image 30 can be clarified. Therefore, it is possible to easily recognize where the captured image 30 is cut out and displayed.
  • the range designation image representing the range corresponding to the partial image 32 is not limited thereto. It is not a thing. Since the range of the partial image 32 only needs to be known, for example, only the corner portion of the portion corresponding to the partial image 32 or only a part of the frame may be displayed as the range designation image.
  • control device 18 in the above embodiment has been described as a software process, it is not limited to this.
  • processing may be performed by hardware, or may be processing that combines both hardware and software.
  • control device 18 in the above embodiment may be stored and distributed as a program in a storage medium.

Abstract

Dans la présente invention, un dispositif de commande commande un écran de telle sorte que, si une instruction pour changer la plage de visualisation d'une image (34) est fournie à partir d'une unité de manipulation, une image capturée (30) servant d'image à plage étendue présentant une plage plus large que celle d'une image partielle (32) est affichée et une image de cadre (36) représentant la plage correspondant à l'image partielle (32) de l'image capturée (30) est affichée.
PCT/JP2017/011816 2016-04-15 2017-03-23 Dispositif de visualisation pour véhicule WO2017179389A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016082399A JP6602721B2 (ja) 2016-04-15 2016-04-15 車両用視認装置
JP2016-082399 2016-04-15

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WO2017179389A1 true WO2017179389A1 (fr) 2017-10-19

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7102938B2 (ja) * 2018-05-24 2022-07-20 トヨタ自動車株式会社 車両用周辺表示装置
JP7223958B2 (ja) * 2019-01-08 2023-02-17 パナソニックＩｐマネジメント株式会社 制御装置、および、制御方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011217318A (ja) * 2010-04-02 2011-10-27 Denso Corp 車両用後方視認システム
JP2013034142A (ja) * 2011-08-03 2013-02-14 Nippon Seiki Co Ltd 周辺画像表示装置
JP2013129386A (ja) * 2011-12-22 2013-07-04 Toyota Motor Corp 車両用後方監視装置
JP2013166414A (ja) * 2012-02-14 2013-08-29 Clarion Co Ltd 車両後席用表示装置および車両用表示装置
JP2016040163A (ja) * 2014-08-11 2016-03-24 セイコーエプソン株式会社 撮像装置、撮像表示装置、及び、車両

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5423339B2 (ja) * 2009-11-18 2014-02-19 船井電機株式会社 映像表示装置
JP5613005B2 (ja) * 2010-10-18 2014-10-22 オリンパスイメージング株式会社 カメラ

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011217318A (ja) * 2010-04-02 2011-10-27 Denso Corp 車両用後方視認システム
JP2013034142A (ja) * 2011-08-03 2013-02-14 Nippon Seiki Co Ltd 周辺画像表示装置
JP2013129386A (ja) * 2011-12-22 2013-07-04 Toyota Motor Corp 車両用後方監視装置
JP2013166414A (ja) * 2012-02-14 2013-08-29 Clarion Co Ltd 車両後席用表示装置および車両用表示装置
JP2016040163A (ja) * 2014-08-11 2016-03-24 セイコーエプソン株式会社 撮像装置、撮像表示装置、及び、車両

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JP6602721B2 (ja) 2019-11-06

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