Patents by Inventor Takayuki Moritani
Takayuki Moritani 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).
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Patent number: 11921191Abstract: The object recognition device includes at least one sensor, a data reception unit, and a setting unit. The sensor detects an object present in a detectable range and transmits object data including a plurality of physical quantities indicating a state of the object. The data reception unit receives the object data from the sensor. The setting unit generates prediction data which predicts current object data based on at least a part of past object data received by the data reception unit and a motion model in the object, and sets a association possible region for determining a association between the prediction data and the current object data based on a plurality of physical-quantity delay times each corresponding to each of the plurality of physical quantities included in the prediction data.Type: GrantFiled: March 16, 2021Date of Patent: March 5, 2024Assignees: Mitsubishi Electric Corporation, MAZDA MOTOR CORPORATIONInventors: Tomohiro Akiyama, Takayuki Moritani
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Patent number: 11615627Abstract: There are provided an object recognition apparatus that raises the recognition accuracy for a surrounding object and a vehicle control apparatus, and an object recognition method and a vehicle control method. An object recognition apparatus receives object data, which is a state value of the object, from a first sensor for detecting a surrounding object; compares estimation data obtained through estimation of a state value of the object, based on recognition data calculated in a past period, with the object data, and determines whether or not the object data is data in a low-resolution state; then, in accordance with the determination result, calculates the state value of the object by use of object data and estimation data and then generates the state value as recognition data, so that the recognition accuracy for an object is raised.Type: GrantFiled: October 10, 2019Date of Patent: March 28, 2023Assignees: Mitsubishi Electric Corporation, MAZDA MOTOR CORPORATIONInventors: Noriyoshi Yamashina, Masanori Mori, Koji Iida, Tomohiro Akiyama, Shinichi Tateiwa, Takayuki Moritani, Hiroyuki Ueda, Hideaki Tamazumi, Junki Tamaru, Yoshihiro Yamamoto
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Publication number: 20210312196Abstract: The object recognition device includes at least one sensor, a data reception unit, and a setting unit. The sensor detects an object present in a detectable range and transmits object data including a plurality of physical quantities indicating a state of the object. The data reception unit receives the object data from the sensor. The setting unit generates prediction data which predicts current object data based on at least a part of past object data received by the data reception unit and a motion model in the object, and sets a association possible region for determining a association between the prediction data and the current object data based on a plurality of physical-quantity delay times each corresponding to each of the plurality of physical quantities included in the prediction data.Type: ApplicationFiled: March 16, 2021Publication date: October 7, 2021Applicants: Mitsubishi Electric Corporation, Mazda Motor CorporationInventors: Tomohiro AKIYAMA, Takayuki Moritani
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Patent number: 11100340Abstract: A line detector apparatus and method on a vehicle for detecting a line on a road with a higher degree of accuracy. The vehicle includes front, right-side and left-side image capturing sensors mounted on a vehicle and respectively capture an image, including a road surface, at the front and right and left sides of the vehicle to respectively generate front, right-side and left-side images. The line detector includes a processor that calculates a line on a road as a first line from the front image, the line on the road as a second line from the right-side image, and the line on the road as a third line from the left-side image. The processor selects one of multiple mutually-different algorithms based on the first to third lines, and calculates the line on the road based on the first to third lines by using the selected algorithm.Type: GrantFiled: June 21, 2019Date of Patent: August 24, 2021Assignee: MAZDA MOTOR CORPORATIONInventors: Junki Tamaru, Takayuki Moritani, Hiroyuki Ueda, Hideaki Tamazumi, Yoshihiro Yamamoto
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Patent number: 11055582Abstract: Provided is an object recognition device capable of preventing a change of fusion data from a previous value to a current value that exceeds a tolerable range. The object recognition device is configured to execute specialized tracking processing when a change of the fusion data from the previous value to the current value exceeds a tolerable range, and generate tracking data that is equivalent to prediction data in the specialized tracking processing by setting an adjustment physical quantity for solving a fusion data discontinuity state.Type: GrantFiled: November 12, 2019Date of Patent: July 6, 2021Assignees: Mitsubishi Electric Corporation, MAZDA MOTOR CORPORATIONInventors: Shinichi Tateiwa, Koji Iida, Takayuki Moritani
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Publication number: 20200353919Abstract: A target detection device provided in a vehicle includes: a detector detecting at least one target existing in a peripheral region of the vehicle; a detection controller outputting target data on the at least one target selected based on a predetermined criterion among the detected at least one target; a central controller controlling the vehicle based on the output target data; a storage storing divided region information representing divided regions generated by preliminarily dividing the peripheral region; and a drive assist controller performing control to assist driving of the vehicle. The detection controller selects at least one first target detected in one or more first divided regions of the divided regions set according to an operation state of the drive assist controller, in preference to at least one second target detected in a second divided region other than the one or more first divided regions.Type: ApplicationFiled: November 16, 2018Publication date: November 12, 2020Applicant: MAZDA MOTOR CORPORATIONInventors: Suguru KAWABATA, Takahito IKENOUCHI, Kanichi KOYAMA, Takayuki MORITANI
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Publication number: 20200353865Abstract: Provided is a passenger imaging device which is capable of reliably imaging the face of a passenger without spoiling an aesthetic property of an instrument panel. The passenger imaging device (12) is designed to image a passenger in a vehicle in which a display device (10) is provided on an instrument panel (4), and comprises a camera lens (22) which is built in the display device and whose entrance surface is oriented toward the passenger. The display device is provided to stand upwardly from an upper surface of the instrument panel. The display device comprises a display (16) and an outer frame (18) adjacent to at least a part of an outer edge of the display, and the camera lens is provided inside the outer frame.Type: ApplicationFiled: June 25, 2018Publication date: November 12, 2020Applicant: MAZDA MOTOR CORPORATIONInventors: Hajime NAKAMURA, Takayuki MORITANI, Akihiro HISATSUNE
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Publication number: 20200184283Abstract: Provided is an object recognition device capable of preventing a change of fusion data from a previous value to a current value that exceeds a tolerable range. The object recognition device is configured to execute specialized tracking processing when a change of the fusion data from the previous value to the current value exceeds a tolerable range, and generate tracking data that is equivalent to prediction data in the specialized tracking processing by setting an adjustment physical quantity for solving a fusion data discontinuity state.Type: ApplicationFiled: November 12, 2019Publication date: June 11, 2020Applicants: Mitsubishi Electric Corporation, MAZDA MOTOR CORPORATIONInventors: Shinichi Tateiwa, Koji Iida, Takayuki Moritani
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Publication number: 20200117913Abstract: There are provided an object recognition apparatus that raises the recognition accuracy for a surrounding object and a vehicle control apparatus, and an object recognition method and a vehicle control method. An object recognition apparatus receives object data, which is a state value of the object, from a first sensor for detecting a surrounding object; compares estimation data obtained through estimation of a state value of the object, based on recognition data calculated in a past period, with the object data, and determines whether or not the object data is data in a low-resolution state; then, in accordance with the determination result, calculates the state value of the object by use of object data and estimation data and then generates the state value as recognition data, so that the recognition accuracy for an object is raised.Type: ApplicationFiled: October 10, 2019Publication date: April 16, 2020Applicants: Mitsubishi Electric Corporation, MAZDA MOTOR CORPORATIONInventors: Noriyoshi YAMASHINA, Masanori MORI, Koji IIDA, Tomohiro AKIYAMA, Shinichi TATEIWA, Takayuki MORITANI, Hiroyuki UEDA, Hideaki TAMAZUMI, Junki TAMARU, Yoshihiro YAMAMOTO
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Publication number: 20200005053Abstract: A line detector apparatus and method on a vehicle for detecting a line on a road with a higher degree of accuracy. The vehicle includes front, right-side and left-side image capturing sensors mounted on a vehicle and respectively capture an image, including a road surface, at the front and right and left sides of the vehicle to respectively generate front, right-side and left-side images. The line detector includes a processor that calculates a line on a road as a first line from the front image, the line on the road as a second line from the right-side image, and the line on the road as a third line from the left-side image. The processor selects one of multiple mutually-different algorithms based on the first to third lines, and calculates the line on the road based on the first to third lines by using the selected algorithm.Type: ApplicationFiled: June 21, 2019Publication date: January 2, 2020Applicant: MAZDA MOTOR CORPORATIONInventors: Junki TAMARU, Takayuki MORITANI, Hiroyuki UEDA, Hideaki TAMAZUMI, Yoshihiro YAMAMOTO
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Publication number: 20190094036Abstract: Provide a vehicle control device capable of facilitating input manipulation for a setup vehicle speed to be used in a driving support mode. The vehicle control device 100 comprises a control part operable to execute vehicle speed control according to a setup vehicle speed, a manipulation unit 24, and a speed limit recognition part operable to acquire a speed limit, and the manipulation unit 24 comprises a resume switch 24g, and wherein the control part is operable, in response to manipulation of the resume switch 24g during the standby state, to select and store a vehicle speed value as the setup vehicle speed (S22, S29) in different manners between a situation where the setup vehicle speed is currently stored (S20; YES), and a situation where no setup vehicle speed is currently stored (S20; NO).Type: ApplicationFiled: August 28, 2018Publication date: March 28, 2019Applicant: MAZDA MOTOR CORPORATIONInventors: Takashi OSAKI, Takayuki MORITANI, Tetsuya TACHIHATA, Shoji HARADA, Ryo SATO
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Patent number: 10220842Abstract: When an own vehicle V1 crosses an opposite traffic lane R2 at an intersection to make a right turn, an ECU 20 such as a vehicle control device detects a presence of a crossing person P crossing a crosswalk CW existing near the intersection on a road R3 which the vehicle V1 is directed to enter by making the right turn, detects a size of a space between the crosswalk SP on which the detected crossing person P crosses and the opposite traffic lane, and when performing a control for braking the vehicle V1 so as to avoid a collision of at least the vehicle V1 with the crossing person P, changes a timing to perform the control for braking the vehicle V1 based on the detected size of the space SP up to the crosswalk CW.Type: GrantFiled: January 20, 2017Date of Patent: March 5, 2019Assignee: MAZDA MOTOR CORPORATIONInventors: Takayuki Moritani, Takeharu Yamashita, Kouichi Kojima
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Patent number: 10037692Abstract: A traffic sign recognition system includes a display for displaying caution information regarding a traffic sign ahead of a vehicle, and a processor configured to execute a viewing direction detecting module for detecting a viewing direction of a driver, a traffic sign detecting module for detecting the traffic sign, and a road surface condition detecting module for detecting a slippery road surface condition. The processor controls the display to display the caution information regarding the detected traffic sign when the detected viewing direction of the driver is different from a direction of the detected traffic sign, and controlling the display to refrain from displaying the caution information when the detected viewing direction of the driver matches the direction of the detected traffic sign. When the slippery road surface condition is detected, the processor controls the display to display the caution information regardless of the viewing direction of the driver.Type: GrantFiled: November 17, 2016Date of Patent: July 31, 2018Assignee: Mazda Motor CorporationInventors: Takayuki Moritani, Yasutaka Otsubo, Tsuyoshi Arinaga
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Patent number: 9865165Abstract: A traffic sign recognition system includes a display for displaying caution information of a traffic light, and a processor configured to execute a traffic light detecting module for detecting a traffic light, a bypass lane detecting module for detecting a bypass lane, a line of sight detecting module for detecting a line of sight of a driver, and a vehicle behavior determining module for detecting a traveling direction of a vehicle. The processor controls the display to display caution information when the line of sight is different from a direction of the traffic light, and controlling the display to refrain from displaying the caution information when the detected line of sight matches the direction of the traffic light. The display is refrained from displaying the caution information when the bypass lane is detected and the traveling direction is toward the bypass lane, regardless of the line of sight.Type: GrantFiled: November 17, 2016Date of Patent: January 9, 2018Assignee: Mazda Motor CorporationInventors: Takayuki Moritani, Yasutaka Otsubo, Tsuyoshi Arinaga
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Patent number: 9824284Abstract: A traffic sign recognition system includes a display for displaying caution information regarding a traffic sign ahead of a vehicle, and a processor configured to execute a viewing direction detecting module for detecting a viewing direction of a driver, a traffic sign detecting module for detecting the traffic sign, and a viewing condition detecting module for detecting a viewing condition of the traffic sign. The processor controls the display to display the caution information when the detected viewing direction is different from a direction of the detected traffic sign, controls the display to refrain from displaying the caution information when the detected viewing direction is toward the detected traffic sign, and when the viewing condition detecting module detects a low viewing condition of the traffic sign, controls the display to display the caution information even when the detected viewing direction matches the direction of the detected traffic sign.Type: GrantFiled: November 16, 2016Date of Patent: November 21, 2017Assignee: Mazda Motor CorporationInventors: Takayuki Moritani, Yasutaka Otsubo, Tsuyoshi Arinaga
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Publication number: 20170232964Abstract: When an own vehicle V1 crosses an opposite traffic lane R2 at an intersection to make a right turn, an ECU 20 such as a vehicle control device detects a presence of a crossing person P crossing a crosswalk CW existing near the intersection on a road R3 which the vehicle V1 is directed to enter by making the right turn, detects a size of a space between the crosswalk SP on which the detected crossing person P crosses and the opposite traffic lane, and when performing a control for braking the vehicle V1 so as to avoid a collision of at least the vehicle V1 with the crossing person P, changes a timing to perform the control for braking the vehicle V1 based on the detected size of the space SP up to the crosswalk CW.Type: ApplicationFiled: January 20, 2017Publication date: August 17, 2017Applicant: MAZDA MOTOR CORPORATIONInventors: Takayuki MORITANI, Takeharu YAMASHITA, Kouichi KOJIMA
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Publication number: 20170154228Abstract: A traffic sign recognition system includes a display for displaying caution information regarding a traffic sign ahead of a vehicle, and a processor configured to execute a viewing direction detecting module for detecting a viewing direction of a driver, a traffic sign detecting module for detecting the traffic sign, and a viewing condition detecting module for detecting a viewing condition of the traffic sign. The processor controls the display to display the caution information when the detected viewing direction is different from a direction of the detected traffic sign, controls the display to refrain from displaying the caution information when the detected viewing direction is toward the detected traffic sign, and when the viewing condition detecting module detects a low viewing condition of the traffic sign, controls the display to display the caution information even when the detected viewing direction matches the direction of the detected traffic sign.Type: ApplicationFiled: November 16, 2016Publication date: June 1, 2017Inventors: Takayuki Moritani, Yasutaka Otsubo, Tsuyoshi Arinaga
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Publication number: 20170154528Abstract: A traffic sign recognition system includes a display for displaying caution information of a traffic light, and a processor configured to execute a traffic light detecting module for detecting a traffic light, a bypass lane detecting module for detecting a bypass lane, a line of sight detecting module for detecting a line of sight of a driver, and a vehicle behavior determining module for detecting a traveling direction of a vehicle. The processor controls the display to display caution information when the line of sight is different from a direction of the traffic light, and controlling the display to refrain from displaying the caution information when the detected line of sight matches the direction of the traffic light. The display is refrained from displaying the caution information when the bypass lane is detected and the traveling direction is toward the bypass lane, regardless of the line of sight.Type: ApplicationFiled: November 17, 2016Publication date: June 1, 2017Inventors: Takayuki Moritani, Yasutaka Otsubo, Tsuyoshi Arinaga
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Publication number: 20170154523Abstract: A traffic sign recognition system includes a display for displaying caution information regarding a traffic sign ahead of a vehicle, and a processor configured to execute a viewing direction detecting module for detecting a viewing direction of a driver, a traffic sign detecting module for detecting the traffic sign, and a road surface condition detecting module for detecting a slippery road surface condition. The processor controls the display to display the caution information regarding the detected traffic sign when the detected viewing direction of the driver is different from a direction of the detected traffic sign, and controlling the display to refrain from displaying the caution information when the detected viewing direction of the driver matches the direction of the detected traffic sign. When the slippery road surface condition is detected, the processor controls the display to display the caution information regardless of the viewing direction of the driver.Type: ApplicationFiled: November 17, 2016Publication date: June 1, 2017Inventors: Takayuki Moritani, Yasutaka Otsubo, Tsuyoshi Arinaga
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Publication number: 20170154227Abstract: A traffic sign recognition system is provided, which includes a display unit for displaying, for a driver of a vehicle, caution information regarding a traffic sign, and a processor configured to execute a specific traffic sign detecting module for detecting a specific traffic sign ahead of the vehicle, the specific traffic sign indicating that traveling of the vehicle in a given direction is allowed, and a vehicle behavior determining module for detecting a traveling direction of the vehicle. The processor controls the display unit to display caution information regarding the specific traffic sign when the detected traveling direction of the vehicle is different from the given direction, and controls the display unit not to display the caution information when the detected traveling direction of the vehicle matches with the given direction of the detected specific traffic sign.Type: ApplicationFiled: November 16, 2016Publication date: June 1, 2017Inventors: Takayuki Moritani, Yasutaka Otsubo, Tsuyoshi Arinaga