Patents by Inventor Koki Aizawa

Koki Aizawa 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).

  • Patent number: 11999385
    Abstract: A mobile object control system includes: a storage device configured to store instructions; and one or more processors, wherein the one or more processors execute the instructions stored in the storage device to: acquire an image in which a road where a mobile object is present is imaged; recognize support information for supporting movement of a specific traffic participant who is a traffic participant having a predetermined attribute appearing on a road surface included in the image; recognize a road structure included in the image or a road structure which is a structure provided on the road; move the mobile object at least based on a trajectory determined using the support information when the support information is recognized; and move the mobile object based on a trajectory determined using the road structure without using the support information when the support information has not been recognized.
    Type: Grant
    Filed: February 15, 2022
    Date of Patent: June 4, 2024
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Yosuke Koike, Misako Yoshimura, Ichiro Baba, Kosuke Nakanishi, Koki Aizawa
  • Publication number: 20240166205
    Abstract: The present invention is directed to a moving object control system comprising acquiring a captured image of a travel area to be a movement destination of a moving object; recognizing a road shape included in the captured image; generating a path of the moving object, based on the recognized road shape; and generating a speed plan of the moving object, based on the generated path and a recognition situation of the road shape.
    Type: Application
    Filed: October 31, 2023
    Publication date: May 23, 2024
    Inventors: Koki AIZAWA, Hideki MATSUNAGA, Ryoji WAKAYAMA, Kento SHIRAKATA
  • Publication number: 20240140431
    Abstract: A course generation device generates course information indicating a course on which a moving body moves. The device outputs a course that the moving body is traveling and a course in the movement destination, generates the course connecting the course that the moving body is traveling to the movement destination, as a curve, estimates or detects an avoidance area to be avoided in traveling, based on an image captured by a camera, and selects again at least one of a start point and an end point of the course to be regenerated, in a case where a distance between the avoidance area and the course is shorter than a predetermined distance, and generates again the course for the distance to be equal to or longer than the predetermined distance.
    Type: Application
    Filed: October 17, 2023
    Publication date: May 2, 2024
    Applicant: HONDA MOTOR CO., LTD.
    Inventors: Koki Aizawa, Hideki Matsunaga, Ryoji Wakayama, Kento Shirakata
  • Publication number: 20240077874
    Abstract: The present invention directs to a moving object control system comprising acquiring a captured image; detecting an obstacle included in the captured image; dividing a region around a moving object and generate an occupancy map indicating occupancy of the obstacle detected for each of divided regions; and generating a global path from a current position to a target position for avoiding the detected obstacle based on a first cost, a second cost, and a third cost, the first cost being higher as a distance from the current position is longer on the occupancy map, the second cost being higher as a distance from the target position is longer on the occupancy map, and the third cost being higher as a distance from a past path is longer on the occupancy map.
    Type: Application
    Filed: August 31, 2023
    Publication date: March 7, 2024
    Inventors: Koki AIZAWA, Yunosuke KURAMITSU, Ryoji WAKAYAMA, Hideki MATSUNAGA
  • Publication number: 20240075954
    Abstract: A moving object control system that controls an operation of a moving object including a drive wheel and a driven wheel. The moving object control system generates a trajectory along which the moving object travels based on a target position and trajectories that are generatable from velocities and angular velocities of the moving object that satisfy a predetermined constraint condition and controls traveling of the moving object in accordance with the generated trajectory. The predetermined constraint condition includes a constraint determined from a travelable velocity of the moving object, a constraint determined from an acceleration at which the moving object is capable of accelerating, and a constraint depending on an angle of the driven wheel.
    Type: Application
    Filed: August 31, 2023
    Publication date: March 7, 2024
    Inventors: Yunosuke KURAMITSU, Koki AIZAWA
  • Publication number: 20230316779
    Abstract: A white line recognition device includes a storage medium storing computer-readable instructions and a processor connected to the storage medium, the processor executing the computer-readable instructions to recognize a linear feature located in an image captured by a monocular camera as a contour of a white line drawn on a road surface, and detect a linear object located at a distance from the road surface based on an output of a distance measurement sensor provided to have at least a detection range in the same direction as the monocular camera. Recognizing the linear feature includes preventing the linear feature from being recognized as the contour of the white line.
    Type: Application
    Filed: March 23, 2023
    Publication date: October 5, 2023
    Inventors: Ryoji Wakayama, Takashi Matsumoto, Hideki Matsunaga, Koki Aizawa, Kento Shirakata, Yunosuke Kuramitsu
  • Publication number: 20230305567
    Abstract: Provided is a control device for a mobile object capable of moving on a roadway and a predetermined area different from the roadway, the control device comprising a storage device storing a program and a hardware processor connected to the storage device, the hardware processor executing the program stored in the storage device to: recognize whether the mobile object is moving on the roadway or the predetermined area based on an output of an acceleration sensor for detecting an acceleration of the mobile object; and recognize that the mobile object is moving on the predetermined area when the mobile object is determined to reach a braille block based on the output of the acceleration sensor.
    Type: Application
    Filed: March 23, 2023
    Publication date: September 28, 2023
    Inventors: Hideki Matsunaga, Takashi Matsumoto, Ryoji Wakayama, Koki Aizawa, Kento Shirakata, Yunosuke Kuramitsu
  • Publication number: 20230174061
    Abstract: A mobile object control device of an embodiment includes a partition line candidate recognizer that recognizes candidates for partition lines for partitioning a traveling lane in which a mobile object travels from a first image including the vicinity of the mobile object captured by an image capturer, and a partition line searcher that selects a partition line candidate closest to a past partition line for partitioning the traveling lane of the mobile object before a predetermined time, among the partition line candidates recognized by the partition line candidate recognizer, as a partition line for partitioning a current traveling lane of the mobile object.
    Type: Application
    Filed: November 29, 2022
    Publication date: June 8, 2023
    Inventors: Koki Aizawa, Kosuke Nakanishi, Takashi Matsumoto
  • Publication number: 20230177846
    Abstract: A mobile object control device of an embodiment includes a lane marking candidate recognizer configured to recognize candidates for a lane marking that demarcates a traveling lane in which a mobile object travels from an image including surroundings of the mobile object captured by an imaging unit, a virtual line setter configured to set at least one or more virtual lines outside of the lane marking recognized in the past as a lane marking that demarcates the traveling lane, when viewed from the mobile object, and a lane marking searcher configured to search for a lane marking that demarcates a current traveling lane of the mobile object on the basis of the lane marking candidates recognized by the lane marking candidate recognizer and the one or more virtual lines.
    Type: Application
    Filed: November 29, 2022
    Publication date: June 8, 2023
    Inventors: Koki Aizawa, Kosuke Nakanishi, Takashi Matsumoto
  • Publication number: 20230179733
    Abstract: Provided is a mobile object control device including a storage medium that stores computer-readable commands and a processor connected to the storage medium, the processor executing the computer-readable commands to: generate a target trajectory indicating a path along which a mobile object is to travel in the future based on division line information represented in a space obtained by converting an image, which is photographed by a camera mounted on the mobile object and represents a surrounding situation of the mobile object, into a bird's-eye view coordinate system; calculate a curvature of the target trajectory; estimate the curvature by applying a correction filter for correcting the curvature to the estimated curvature; generate a speed plan indicating a future target speed of the mobile object based on the corrected curvature; and cause the mobile object to travel according to the speed plan.
    Type: Application
    Filed: November 29, 2022
    Publication date: June 8, 2023
    Inventors: Koki Aizawa, Hideki Matsunaga, Takashi Matsumoto
  • Publication number: 20220297680
    Abstract: A mobile object control system includes: a storage device configured to store a instructions; and one or more processors, wherein the one or more processors execute the instructions stored in the storage device to: determining whether a roadway is a pedestrian road in which passage of vehicles is restricted; expanding a movable area in which the mobile object can move in a width direction of the roadway when it is determined that the roadway is the pedestrian road; and controlling the mobile object based on the movable area.
    Type: Application
    Filed: February 24, 2022
    Publication date: September 22, 2022
    Inventors: Kosuke Nakanishi, Misako Yoshimura, Yosuke Koike, Ichiro Baba, Koki Aizawa
  • Publication number: 20220291689
    Abstract: A control system of a mobile object that can move in any one operation mode determined from a plurality of operation modes is provided. The control system includes: a storage device configured to store instructions; and one or more processors, wherein the one or more processors execute the instructions stored in the storage device to: generate evaluation information for a trajectory of the mobile object including a trajectory on a sidewalk; each of the plurality of operation modes being associated with an acceptance level for an event that may occur when the mobile object moves along a trajectory; and generate the evaluation information for the trajectory based on the acceptance level in the operation mode associated with an event that occurs when moving along the trajectory.
    Type: Application
    Filed: February 23, 2022
    Publication date: September 15, 2022
    Inventors: Ichiro Baba, Misako Yoshimura, Yosuke Koike, Kosuke Nakanishi, Koki Aizawa
  • Publication number: 20220291684
    Abstract: A control system of a mobile object that can move in any one operation mode determined from a plurality of operation modes is provided. The control system includes: a storage device configured to store instructions; and one or more processors, wherein the one or more processors execute the instructions stored in the storage device to: determine whether a predetermined road is a first road in which passage of vehicles in a mode other than a first operation mode in which a maximum moving speed of the mobile object is less than a predetermined speed is restricted; and execute a first process of generating a route of the mobile object so as to include the road determined to be first road and a second process of generating a route of the mobile object so as not to include the road determined to be the first road.
    Type: Application
    Filed: February 23, 2022
    Publication date: September 15, 2022
    Inventors: Misako Yoshimura, Ichiro Baba, Kosuke Nakanishi, Yosuke Koike, Koki Aizawa
  • Publication number: 20220274629
    Abstract: A mobile object control system includes: a storage device configured to store instructions; and one or more processors, wherein the one or more processors execute the instructions stored in the storage device to: acquire an image in which a road surface around the mobile object is imaged; recognize support information for supporting walking of a specific traffic participant who is a traffic participant having a predetermined attribute obtained from the road surface imaged in the image and the traffic participant imaged in the image; predict a behavior of the recognized traffic participant based on the support information; and control the behavior of the mobile object based on the support information and the prediction result.
    Type: Application
    Filed: February 22, 2022
    Publication date: September 1, 2022
    Inventors: Misako Yoshimura, Ichiro Baba, Kosuke Nakanishi, Yosuke Koike, Koki Aizawa
  • Publication number: 20220274630
    Abstract: A mobile object control system includes: a storage device configured to store instructions; and one or more processors, wherein the one or more processors execute the instructions stored in the storage device to: acquire an image in which a road where a mobile object is present is imaged; recognize support information for supporting movement of a specific traffic participant who is a traffic participant having a predetermined attribute appearing on a road surface included in the image; recognize a road structure included in the image or a road structure which is a structure provided on the road; move the mobile object at least based on a trajectory determined using the support information when the support information is recognized; and move the mobile object based on a trajectory determined using the road structure without using the support information when the support information has not been recognized.
    Type: Application
    Filed: February 15, 2022
    Publication date: September 1, 2022
    Inventors: Yosuke KOIKE, Misako YOSHIMURA, Ichiro BABA, Kosuke NAKANISHI, Koki AIZAWA
  • Publication number: 20220269276
    Abstract: A moving object control system includes a storage device configured to store instructions; and one or more processors, wherein the one or more processors executes the instructions stored in the storage device to determine whether or not an element selected on a basis of a priority based on the type of a specific location near the sidewalk among a plurality of elements satisfies a criterion defined for each element, and determine whether or not a sidewalk is to be included in a route of a moving object on a basis of a result of determination of whether or not the element satisfies the criterion.
    Type: Application
    Filed: February 17, 2022
    Publication date: August 25, 2022
    Inventors: Koki Aizawa, Misako Yoshimura, Ichiro Baba, Kosuke Nakanishi, Yosuke Koike
  • Publication number: 20220266861
    Abstract: A moving object control system includes a storage device configured to store instructions; and one or more processors, wherein the one or more processors executes the instructions stored in the storage device to determine a stop position of a moving object in a sidewalk region near a specific location in a case where a degree of congestion of a sidewalk near the specific location is less than a threshold value, and determines the stop position in a region that does not belong to the sidewalk region near the specific location in a case where the degree of congestion of the sidewalk near the specific location is equal to or more than the threshold value.
    Type: Application
    Filed: February 16, 2022
    Publication date: August 25, 2022
    Inventors: Koki Aizawa, Misako Yoshimura, Ichiro Baba, Kosuke Nakanishi, Yosuke Koike
  • Publication number: 20220233261
    Abstract: A surgical robot system includes a surgical instrument including a shaft to be inserted through a trocar placed in a subject, an arm device that holds the surgical instrument and moves the surgical instrument with respect to the subject, a detector arranged at the arm device and configured to detect values of forces and torques acting on the surgical instrument; and a controller that calculates a value of a first external force that the surgical instrument receives from the trocar and a value of a second external force that is received from an object other than the trocar and that is abuttable on the surgical instrument, based on the values of forces and torques, and controls the arm device to move the surgical instrument, based on the value of the first external force and the value of the second external force.
    Type: Application
    Filed: April 15, 2022
    Publication date: July 28, 2022
    Applicant: RIVERFIELD INC.
    Inventors: Daisuke HARAGUCHI, Kotaro TADANO, Koki AIZAWA
  • Publication number: 20040135741
    Abstract: A display apparatus comprises a three-dimensional display device, an image generation device, an image specification device and a control device. The three-dimensional display device has a plurality of display surfaces. The image generation device generates images to be displayed on the three-dimensional display device. The image specification device enables at least part of an image, which is displayed on the three-dimensional display device, to be specified. The control device controls the three-dimensional display device to display, of the images generated, an image portion specified by the image specification device, on one of the plurality of display surfaces and display, of the images generated, an image portion, which is not displayed on the one of the plurality of display surfaces, on another display surface of the plurality of display surfaces.
    Type: Application
    Filed: October 30, 2003
    Publication date: July 15, 2004
    Applicant: PIONEER CORPORATION
    Inventors: Isao Tomisawa, Koki Aizawa
  • Patent number: 6577256
    Abstract: The image-coding apparatus is provided with: a motion-prediction-compensation circuit 36, which performs motion-prediction-compensation independently for each frame image in a composite-frame image that is obtained by forming abotuidary between and by connecting the respective frame images that make up a plurality of different moving images; a quantization circuit 32, which performs quantization for each frame image based on the results of motion prediction compensation for each frame image; a variable-length coding circuit 25, which codes each respective moving image by coding each of the frame images based on the quantization results for each frame image; and a control circuit 22, which performs control such that motion prediction compensation, quantization and coding are repeated for a plurality of successive composite-frame images.
    Type: Grant
    Filed: July 18, 2001
    Date of Patent: June 10, 2003
    Assignee: Pioneer Corporation
    Inventors: Tomohiro Kimura, Koki Aizawa