Patents by Inventor Takehito Ogata

Takehito Ogata has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20210031755
    Abstract: A parking assistance device includes a parking direction specification unit specifying a parking direction in a case where a subject vehicle is parked at a parking region, an obstacle detection unit detecting an obstacle, a detection range setting unit setting a detection range for detecting a bearing of the obstacle, a division unit dividing the detection range in a direction associated with the specified parking direction and generating plural divided ranges, a bearing calculation unit calculating a bearing of the detected obstacle, which is a bearing of a side surface of the obstacle which extends in the parking direction, for each of the divided ranges and calculating an average value of the bearings which are respectively calculated for the divided ranges, and a parking position setting unit setting a parking position where the subject vehicle is parked at the parking region based on the calculated average value.
    Type: Application
    Filed: June 26, 2020
    Publication date: February 4, 2021
    Applicant: CLARION CO., LTD.
    Inventors: Ryosuke UMINO, Toshihisa KUWAHARA, Takehito OGATA, Shuzo KANEKO
  • Publication number: 20200410257
    Abstract: An apparatus for recognizing a division line on a road from an image captured by a camera includes: a processing area setting unit to set a processing area to the image; a statistics calculation unit to calculate statistics of the image in the processing area; a threshold value setting unit to set a plurality of threshold values on the basis of the statistics; a division line feature point extraction unit to classify a plurality of pixels contained in the image on the basis of the white line threshold value and the road surface threshold value and extracts feature points of the division line on the basis of classification results of the plurality of pixels; and a division line decision unit configured to decide the division line on the basis of the feature points extracted by the division line feature point extraction unit.
    Type: Application
    Filed: February 28, 2019
    Publication date: December 31, 2020
    Inventors: Kimiyoshi MACHII, Takehito OGATA, Naoki SHIMIZU, Ayano MIYASHITA
  • Patent number: 10867403
    Abstract: A vehicle external recognition extracts a feature point from an image including an environment around a vehicle; measures a distance from the vehicle to the feature point based on a movement of the feature point; extracts, as a first road surface area, a local area judged as a road surface based on distance information to the feature point and a position of the feature point in the image from among a plurality of local areas in the image; calculates a multi-dimensional image feature amount including color information for each of the plurality of local areas, and similarity to the first road surface area using the image feature amount with respect to a no-road-surface-extracted area(s) from among the plurality of local areas; extracts a second road surface area from the no-road-surface-extracted area(s) based on the similarity; and recognizes a travelable area using the first and the second road surface areas.
    Type: Grant
    Filed: June 25, 2018
    Date of Patent: December 15, 2020
    Assignee: CLARION CO., LTD.
    Inventors: Takehito Ogata, Daisuke Fukuda, Masahiro Kiyohara
  • Patent number: 10836432
    Abstract: A parking assist apparatus 1 of the present invention assists parallel parking of an own vehicle 21. The parking assist apparatus 1 includes: a first route calculation unit 11 configured to calculate a first route for moving the own vehicle 21 from a target parking position P1 to a virtual departure position P3 based on a parking space and a constraint condition of own vehicle behavior; a second route calculation unit 12 configured to calculate a second route for moving the own vehicle 21 from an initial position P0 where parking assistance is started to the virtual departure position P3; and a parking route setting unit 13 configured to set a parking route of the own vehicle 21 with use of the first route and the second route.
    Type: Grant
    Filed: June 5, 2017
    Date of Patent: November 17, 2020
    Assignee: CLARION CO., LTD.
    Inventors: Noriyasu Hasejima, Shinya Tagawa, Takehito Ogata
  • Publication number: 20200353914
    Abstract: An in-vehicle processing device comprises a sensor input unit which acquires sensor information as an output of a sensor which acquires information around a vehicle, a movement information acquisition unit which acquires vehicle movement information as information related to a movement of the vehicle, a log recording unit which records information based on the vehicle movement information and the sensor information in a storage unit, a map generation unit which creates an environmental map including a drivable area where the vehicle can travel based on determination of static objects that do not move and mobile objects that can move by using information based on the vehicle movement information and the sensor information recorded in the storage unit, and a route calculation unit which calculates a travel route of the vehicle by using the environmental map, wherein the environmental map includes information of a parking position as a position of parking the vehicle.
    Type: Application
    Filed: March 19, 2020
    Publication date: November 12, 2020
    Inventors: Noriyasu HASEJIMA, Takehito OGATA, Toshihisa KUWAHARA
  • Publication number: 20200302192
    Abstract: A subject of the present invention is to obtain an outside recognition apparatus for vehicle making it possible to improve accuracy of a distance measurement method based on tracking of a feature point on a camera image. An on-board outside recognition apparatus of the present invention extracts a feature point from an image including an environment around a user's own vehicle, measures a three-dimensional position of the feature point based on movement of the feature point tracked in time series on the image and calculates a foot position of the feature point on the image from the three-dimensional position of the feature point is performed. Then, the on-board outside recognition apparatus extracts a road surface area where the user's own vehicle can travel, from the image using a degree of similarity of a texture of the image, and judges a feature point the foot position of which is judged not to be included in the road surface area to be highly reliable.
    Type: Application
    Filed: September 28, 2018
    Publication date: September 24, 2020
    Inventors: Takehito OGATA, Toshihisa KUWAHARA, Masahiro KIYOHARA, Yoshitaka UCHIDA
  • Publication number: 20200292320
    Abstract: Provided is an on-vehicle processing device that can estimate the position of a vehicle with higher accuracy. A storage unit stores a parking lot point group including a plurality of coordinates of points of a part of an object in a parking lot coordinate system. A sensor input unit acquires peripheral information from a camera. A movement information acquisition unit acquires movement information. A local peripheral information creation unit generates local peripheral information expressing second point group data including a position of the vehicle in a local coordinate system and a plurality of coordinates of points of a part of the object in the local coordinate system on the basis of the peripheral information and the movement information.
    Type: Application
    Filed: October 26, 2017
    Publication date: September 17, 2020
    Inventors: Morihiko SAKANO, Takehito OGATA, Shinya TAGAWA, Masahiro KIYOHARA, Yoshitaka UCHIDA
  • Patent number: 10755384
    Abstract: The objective of the present invention is to provide an object detection method such that an object such as a vehicle can be detected from an image captured by an on-board camera even when a lens of the on-board camera is dirty. In order to achieve the objective, in this object detection method for detecting an object included in a captured image, an original image including the object to be detected is prepared from the captured image, a processed image is generated from the prepared original image by applying predetermined processing to the original image, and learning regarding restoration of an image of the object to be detected is performed using the original image and the processed image.
    Type: Grant
    Filed: November 2, 2016
    Date of Patent: August 25, 2020
    Assignee: Clarion Co., Ltd.
    Inventors: Yasuhiro Akiyama, Koichi Hamada, Yoshitaka Uchida, Takehito Ogata
  • Patent number: 10755421
    Abstract: A tracking device includes: an imaging unit that inputs an image into an image input unit; a first moving body detection unit that calculates an optical flow and detects a position and a direction of movement of a moving body based on the calculated optical flow; a second moving body detection unit that detects a position and a direction of movement based on a plurality of overhead images generated; a third moving body detection unit that detects a position and a direction of movement by integrating detection results from the first and second moving body detection units; a tracked moving body confirmation unit that determines a moving body to be tracked based on detection results from the first to third moving body detection units; an estimation unit that estimates a future position and direction of movement; and a tracking unit that tracks the tracked moving body and identifies a position.
    Type: Grant
    Filed: November 22, 2016
    Date of Patent: August 25, 2020
    Assignee: CLARION CO., LTD.
    Inventors: Noriyasu Hasejima, Takehito Ogata, Kenji Katou
  • Publication number: 20200265246
    Abstract: The present invention addresses the problem of enabling an accurate determination of line type using a plurality of cameras.
    Type: Application
    Filed: September 28, 2018
    Publication date: August 20, 2020
    Inventors: Kimiyoshi MACHII, Takehito OGATA, Junya NAKAMURA, Naoki SHIMIZU, Ayano ENOMOTO
  • Publication number: 20200249679
    Abstract: It is an object of the present invention to obtain a parking support apparatus capable of calculating a parking route suited for the circumstances and the needs. A parking support apparatus 1 according to the present invention sets a plurality of candidate connection positions along a reverse direction route for a driver's own vehicle to leave from a target parking position, calculates a first connection route capable of reaching any one of the candidate connection positions, and calculates a first parking route by using the first connection route and the reverse direction route.
    Type: Application
    Filed: September 10, 2018
    Publication date: August 6, 2020
    Inventors: Noriyasu HASEJIMA, Makoto ISHINODA, Shinya TAGAWA, Takehito OGATA
  • Publication number: 20200242372
    Abstract: An arithmetic apparatus includes: a sensor acquisition unit that collects sensor information about the surroundings of a vehicle; a feature point extraction unit that extracts a feature point of an object; a target point detection unit that expresses the position of the feature point with spatial coordinates and detects it as a target point; a road edge presumption unit that presumes a segment between the target points, which are continuously aligned, as a road edge; and a blockade judgment unit that judges whether or not to cancel the road edge, on the basis of information about an area behind the presumed road edge, which is obtained from the sensor information, where the area behind the road edge is an area opposite the sensor at the other side of the presumed road edge.
    Type: Application
    Filed: January 29, 2020
    Publication date: July 30, 2020
    Inventors: Kohei MANDAI, Takehito OGATA, Yongdok RI
  • Publication number: 20200219281
    Abstract: A vehicle external recognition extracts a feature point from an image including an environment around a vehicle; measures a distance from the vehicle to the feature point based on a movement of the feature point; extracts, as a first road surface area, a local area judged as a road surface based on distance information to the feature point and a position of the feature point in the image from among a plurality of local areas in the image; calculates a multi-dimensional image feature amount including color information for each of the plurality of local areas, and similarity to the first road surface area using the image feature amount with respect to a no-road-surface-extracted area(s) from among the plurality of local areas; extracts a second road surface area from the no-road-surface-extracted area(s) based on the similarity; and recognizes a travelable area using the first and the second road surface areas.
    Type: Application
    Filed: June 25, 2018
    Publication date: July 9, 2020
    Inventors: Takehito OGATA, Daisuke FUKUDA, Masahiro KIYOHARA
  • Publication number: 20200193174
    Abstract: A section line recognition device is realized which can determine a line type of a section line in a road surface with high accuracy. In step 301, a feature amount is extracted from an image captured by each camera. This step corresponds to a process of a feature point extraction unit. In the next step 302, the extracted feature amount is transformed into bird's-eye view coordinates which is common coordinates. This step corresponds to a process of a coordinates transformation unit. Next, in step 303, a camera to be selected is determined. This step is a process of a camera determination unit. Next, in step 304, the state transition at the appearance position of the feature point on the bird's-eye view coordinates is determined using feature point coordinates of the camera selected in step 303. This step is a process of a state transition determination unit. Finally, in step 305, the line type is determined. This step is a process of a line type determination unit.
    Type: Application
    Filed: September 6, 2017
    Publication date: June 18, 2020
    Applicant: Clarion Co., Ltd.
    Inventors: Kimiyoshi MACHII, Takehito OGATA, Junya NAKAMURA, Naoki SHIMIZU, Ayano ENOMOTO
  • Publication number: 20200166349
    Abstract: A parking support apparatus includes: a first parking space setting unit that sets a first parking space including information of a parking position and a parking angle of a vehicle at a parking completion position; a second parking space setting unit that calculates a second parking space, which is obtained by correcting the parking angle of the first parking space, based on information of measurement of the first parking space by using a vehicle surrounding sensor which measures a surrounding area of the vehicle; a parking space determination unit that calculates reliability of the second parking space and determines to use the first parking space or the second parking space based on the calculated reliability; and a parking route generation unit that generates a parking route to the first parking space or the second parking space determined by the parking space determination unit.
    Type: Application
    Filed: November 27, 2019
    Publication date: May 28, 2020
    Inventors: Takehito OGATA, Toshihisa KUWAHARA, Ryosuke UMINO, Katsumi IWANO
  • Publication number: 20200122775
    Abstract: An autonomous driving control device and an autonomous driving path computation method capable of computing a driving path without extremely changing a movement of a steering wheel during autonomous driving. A parking control device computes a parking path for automatically parking a vehicle, and includes an acceleration section transition curve computing unit that computes an acceleration section transition curve based on a target steering speed set in advance and an acceleration section target vehicle speed, a deceleration section transition curve computing unit that computes a deceleration section transition curve based on the target steering speed and a deceleration target vehicle speed, and a parking path computing unit that computes a parking path using the acceleration section transition curve and the deceleration section transition curve. The parking path is computed by setting the deceleration section target vehicle speed faster than the acceleration section target vehicle speed.
    Type: Application
    Filed: October 17, 2019
    Publication date: April 23, 2020
    Applicant: CLARION CO., LTD.
    Inventors: Noriyasu HASEJIMA, Takehito OGATA, Shinya TAGAWA, Makoto ISHINODA
  • Publication number: 20200074192
    Abstract: A vehicle-mounted image processing device 1000 acquires an image around a host vehicle 10, senses a feature amount of a target object present on a road surface from the image, and relative position coordinates with respect to the host vehicle 10, acquires information of a three-dimensional object around the host vehicle 10 and relative position coordinates of the three-dimensional object, distinguishes whether the feature amount is a feature amount of a feature on the road surface or a feature amount of a feature on the three-dimensional object by using a positional relationship between the feature amount and the three-dimensional object, and recognizes the target object by using a feature on the road surface. As a result, a vehicle-mounted image processing device, which is capable of avoiding misrecognition of a part of a three-dimensional object as a target object when sensing the target object present on a road surface such as a parking bay by using a camera image, is provided.
    Type: Application
    Filed: August 31, 2017
    Publication date: March 5, 2020
    Inventors: Takehito OGATA, Masahiro KIYOHARA, Daisuke FUKUDA, Yoshitaka UCHIDA
  • Publication number: 20200031397
    Abstract: An object of the present invention is to provide a parking assistance device capable of computing a parking path that is suitable for given circumstances or user's needs. A parking assistance device of the present invention is a parking assistance device for assisting in parking a vehicle in a parking space provided on one side of a road, the parking assistance device being configured to compute a first parking path for starting moving the vehicle forward from the initial position thereof, and a second parking path for starting moving the vehicle backward from the initial position thereof, select one of the first parking path or the second parking path on the basis of a preset evaluation function, and set the selected path as a parking path to be used.
    Type: Application
    Filed: March 28, 2018
    Publication date: January 30, 2020
    Applicant: CLARION CO., LTD.
    Inventors: Noriyasu HASEJIMA, Takehito OGATA, Makoto ISHINODA, Shinya TAGAWA
  • Publication number: 20190322318
    Abstract: A parking assist apparatus 1 of the present invention assists parallel parking of an own vehicle 21. The parking assist apparatus 1 includes: a first route calculation unit 11 configured to calculate a first route for moving the own vehicle 21 from a target parking position P1 to a virtual departure position P3 based on a parking space and a constraint condition of own vehicle behavior; a second route calculation unit 12 configured to calculate a second route for moving the own vehicle 21 from an initial position P0 where parking assistance is started to the virtual departure position P3; and a parking route setting unit 13 configured to set a parking route of the own vehicle 21 with use of the first route and the second route.
    Type: Application
    Filed: June 5, 2017
    Publication date: October 24, 2019
    Applicant: Clarion Co., Ltd.
    Inventors: Noriyasu HASEJIMA, Shinya TAGAWA, Takehito OGATA
  • Publication number: 20190291721
    Abstract: An in-vehicle processing apparatus is capable of performing position estimation resistant to disturbance.
    Type: Application
    Filed: June 2, 2017
    Publication date: September 26, 2019
    Inventors: Morihiko SAKANO, Shinya TAGAWA, Takehito OGATA