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公开(公告)号:US11159744B2
公开(公告)日:2021-10-26
申请号:US15888002
申请日:2018-02-03
Inventor: Masayuki Aihara , Shigenori Yatsuri , Yoshio Matsumura
IPC: H04N5/265 , G02B3/02 , H04N5/232 , G02B13/18 , G06K9/00 , H04N7/18 , B60R1/00 , H04N5/247 , B60R11/04 , H04N5/225
Abstract: An imaging system includes: a first imaging apparatus including a first imaging element and a first optical system; and a generator that generates an image based on image data acquired from the first imaging element. The first optical system includes a first free-form surface lens that has a shape that allows an image to be formed on the first imaging element such that a resolution is different between a portion of a predetermined region and another portion of the predetermined region, the resolution being defined as a total number of imaging pixels that capture an image within a unit field angle on a horizontal plane.
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公开(公告)号:US10447948B2
公开(公告)日:2019-10-15
申请号:US16035595
申请日:2018-07-14
Inventor: Masayuki Aihara , Yoshio Matsumura , Shigenori Yatsuri , Hiroyuki Shobayashi
Abstract: Imaging system (70) disposed at a rear part of moving body (100) includes imaging device (10) and image processing device (20). Imaging device (10) includes an imaging element and an optical system. The imaging element has a plurality of pixels arranged in a two-dimensional manner and generates image data. The optical system forms a subject image on an imaging surface of the imaging element. Image processing device (20) generates a captured image based on the image data. The imaging surface includes a first region corresponding to a first view angle and a second region corresponding to a second view angle that is larger than the first view angle. The optical system is configured so that resolution of the first region is higher than resolution of the second region excluding the first region. A center of the first region is disposed at a position deviated from a center of the imaging surface.
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公开(公告)号:US10384608B2
公开(公告)日:2019-08-20
申请号:US15488560
申请日:2017-04-17
Inventor: Shigenori Yatsuri , Norikazu Yamamoto , Mitsuru Kashihara , Yuichi Suzuki , Ken Ishida
IPC: H04N7/00 , B60R1/00 , G06T7/70 , H04N13/246 , G06K9/00 , G07C5/00 , G06K9/20 , H04N5/225 , H04N13/239 , G06T7/80 , H04N13/00
Abstract: A vehicle-mounted stereo camera device that achieves high-precision distance detection is provided. The provided vehicle-mounted stereo camera device includes a left camera and right camera disposed on a vehicle to cause a visual field of the left camera and a visual field of the right camera to overlap each other, a stereo processor that calculates a distance to a body outside the vehicle based on images captured by the left camera and right camera and on positions of the left camera and right camera on the vehicle, and sensors disposed near the left camera and right camera for detecting displacement amounts of the left camera and right camera. The stereo processor changes a cutout positions in the images captured by the left camera and right camera based on the displacement amounts.
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公开(公告)号:US10220783B2
公开(公告)日:2019-03-05
申请号:US15488559
申请日:2017-04-17
Inventor: Shigenori Yatsuri , Norikazu Yamamoto , Mitsuru Kashihara , Yuichi Suzuki , Ken Ishida
IPC: H04N7/00 , B60R1/00 , H04N13/246 , G06T7/70 , G06K9/00 , G07C5/00 , G06K9/20 , H04N13/239 , H04N13/00 , G07C5/08
Abstract: A vehicle-mounted stereo camera device that achieves high-precision distance detection is provided, including a left camera and a right camera disposed to cause visual fields to overlap each other, a first enclosure and a second enclosure that enclose the left camera and the right camera and have portions within the visual fields of the left camera and the right camera, respectively, and a stereo processor that calculates a distance to a body outside the vehicle based on images captured by the left camera and the right camera and on positions of the left camera and the right camera on the vehicle. The stereo processor detects displacement amounts of the left camera and the right camera based on amounts of change in positions of the first enclosure and the second enclosure within the visual fields of the left camera and the right camera, and changes a cutout position in the images captured by the left camera and the right camera.
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