Patents by Inventor Masakazu EBIHARA

Masakazu EBIHARA 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: 20240056686
    Abstract: An image processing device includes: a tracking target object determination unit that determines an object targeted for tracking as a tracking target object based on a first image captured by a first image capturing unit; a tracked object information obtainment unit that obtains information for identifying a tracked object that is an object being tracked by a second image capturing unit; a determination processing unit that determines whether the tracked object and the tracking target object are a same object; and a tracking change processing unit that performs processing for changing the tracked object tracked by the second image capturing unit to the tracking target object when the tracked object and the tracking target object are determined not to be the same.
    Type: Application
    Filed: December 23, 2021
    Publication date: February 15, 2024
    Applicant: Sony Group Corporation
    Inventors: Nobuhiro TSUNASHIMA, Masakazu EBIHARA
  • Publication number: 20230026929
    Abstract: In order to achieve the above object, an information processing apparatus according to an embodiment of the present technology includes an evaluation unit. The evaluation unit sets an evaluation value relating to an educational situation on the basis of a correlation between educator action information, which is a classification result obtained by classifying an action of an educator into one of a plurality of educator action patterns, and learner action information, which is a classification result obtained by classifying an action of a learner into one of a plurality of learner action patterns.
    Type: Application
    Filed: December 16, 2020
    Publication date: January 26, 2023
    Applicant: SONY GROUP CORPORATION
    Inventor: Masakazu EBIHARA
  • Patent number: 11132538
    Abstract: A pre-determination process is executed for setting a person determination detection frame in a moving body detection frame surrounding a moving body region detected from an image and determining whether the image in the person determination detection frame is a person and a final determination process of analyzing a distribution state in a moving body detection frame determined to include a person in the pre-determination process and finally determining whether the image in the person determination detection frame is a person based on an analysis result. In the final determination process, an occupancy rate in a specific region in the moving body detection frame determined to include a person in the pre-determination process is calculated, and the image in the person determination detection frame is determined to be a person based on the occupancy rate.
    Type: Grant
    Filed: May 30, 2017
    Date of Patent: September 28, 2021
    Assignee: SONY CORPORATION
    Inventors: Kazuhiro Shimauchi, Takashi Kohashi, Masakazu Ebihara, Yuji Ono, Hidetoshi Nagano
  • Patent number: 11093739
    Abstract: A pre-determination process is executed for setting a person determination detection frame in a moving body detection frame surrounding a moving body region detected from an image and determining whether the image in the person determination detection frame is a person and a final determination process of analyzing a distribution state in a moving body detection frame determined to include a person in the pre-determination process and finally determining whether the image in the person determination detection frame is a person based on an analysis result. In the final determination process, an occupancy rate in a specific region in the moving body detection frame determined to include a person in the pre-determination process is calculated, and the image in the person determination detection frame is determined to be a person based on the occupancy rate.
    Type: Grant
    Filed: May 30, 2017
    Date of Patent: August 17, 2021
    Assignee: SONY CORPORATION
    Inventors: Kazuhiro Shimauchi, Takashi Kohashi, Masakazu Ebihara, Yuji Ono, Hidetoshi Nagano
  • Patent number: 10911686
    Abstract: A zoom control device includes: a zoom magnification ratio change speed setting unit that sets a main image zoom magnification ratio change speed and a monitoring image zoom magnification ratio change speed according to a zoom operation by a user; and a zoom control unit that conducts a zoom control on a main image so that a zoom magnification ratio changes according to the main image zoom magnification ratio change speed, and conducts a zoom control on a monitoring image so that the zoom magnification ratio changes according to the monitoring image zoom magnification ratio change speed. The zoom magnification ratio change speed setting unit is configured to set the main image zoom magnification ratio change speed by smoothing the monitoring image zoom magnification ratio change speed.
    Type: Grant
    Filed: October 19, 2018
    Date of Patent: February 2, 2021
    Assignee: Sony Corporation
    Inventors: Masafumi Wakazono, Takahiro Mori, Kouji Yamamoto, Masakazu Ebihara, Masaya Kinoshita, Yuki Ono
  • Patent number: 10867166
    Abstract: Provided are an apparatus and a method for executing a person detection process from an image. A divisional small region setting window is set and an image in the window is determined to be a person based on the number of moving body pixels of each divisional small region, and a first person candidate point is set in the window when the image is determined to be a person. A person determination process is executed based on an image feature quantity in a person determination detection frame, and a second person candidate point is set in the person determination detection frame when it is determined to be a person. A distribution state in a moving body detection frame of the person determination detection frame is analyzed, and an image in the person determination detection frame is determined to be a person based on an analysis result.
    Type: Grant
    Filed: May 30, 2017
    Date of Patent: December 15, 2020
    Assignee: SONY CORPORATION
    Inventors: Kazuhiro Shimauchi, Takashi Kohashi, Masakazu Ebihara, Yuji Ono, Hidetoshi Nagano
  • Publication number: 20200311438
    Abstract: A representative image generation device includes circuitry that identifies a selected image from a plurality of recorded images of an object. The plurality of recorded images are captured as the object traverses a predetermined area. The device prepares the selected image for display on a display device, wherein the selected image provides a visual recognizability of the object greater than a predetermined threshold.
    Type: Application
    Filed: June 12, 2020
    Publication date: October 1, 2020
    Inventor: MASAKAZU EBIHARA
  • Patent number: 10764509
    Abstract: [Object] To select an effect process appropriately according to a feature of an image. [Solution] Provided is an image processing device including a flow vector detection unit configured to detect flow vectors of pixels in an input image, and an effect selection unit configured to select a process of effect to the input image, on the basis of a pattern of the flow vectors.
    Type: Grant
    Filed: January 7, 2019
    Date of Patent: September 1, 2020
    Assignee: Sony Corporation
    Inventors: Masakazu Ebihara, Daisuke Tahara, Takashi Kohashi, Atsushi Kimura, Kazuhiro Shimauchi
  • Patent number: 10740623
    Abstract: A representative image generation device includes circuitry that identifies a selected image from a plurality of recorded images of an object. The plurality of recorded images are captured as the object traverses a predetermined area. The device prepares the selected image for display on a display device, wherein the selected image provides a visual recognizability of the object greater than a predetermined threshold.
    Type: Grant
    Filed: August 18, 2016
    Date of Patent: August 11, 2020
    Assignee: SONY CORPORATION
    Inventor: Masakazu Ebihara
  • Publication number: 20190384969
    Abstract: [Object] Provided are an apparatus and a method for executing a person detection process from an image through a lightweight calculation with a high degree of accuracy. [Solution] A pre-determination process of setting a person determination detection frame in a moving body detection frame surrounding a moving body region detected from an image and determining whether or not the image in the person determination detection frame is a person and a final determination process of analyzing a distribution state in a moving body detection frame of the person determination detection frame determined to include a person in the pre-determination process and finally determining whether or not the image in the person determination detection frame is a person on the basis of an analysis result are executed.
    Type: Application
    Filed: May 30, 2017
    Publication date: December 19, 2019
    Inventors: KAZUHIRO SHIMAUCHI, TAKASHI KOHASHI, MASAKAZU EBIHARA, YUJI ONO, HIDETOSHI NAGANO
  • Publication number: 20190258852
    Abstract: [Object] Provided are an apparatus and a method for executing a person detection process from an image through a lightweight calculation with a high degree of accuracy. [Solution] A divisional small region setting window is set in a moving body detection frame surrounding a moving body region detected from the image, it is determined whether or not an image in the window is a person on the basis of the number of moving body pixels of each divisional small region, and a first person candidate point is set in the window in a case in which the image is determined to be a person. Further, a person determination detection frame including the first person candidate point or a neighbor pixel thereof is set, a person determination process is executed on the basis of an image feature quantity in the person determination detection frame, and a second person candidate point is set in the person determination detection frame in a case in which it is determined to be a person.
    Type: Application
    Filed: May 30, 2017
    Publication date: August 22, 2019
    Inventors: KAZUHIRO SHIMAUCHI, TAKASHI KOHASHI, MASAKAZU EBIHARA, YUJI ONO, HIDETOSHI NAGANO
  • Patent number: 10375305
    Abstract: A system that suggests candidate installation states corresponding to each of a plurality of imaging devices based on a relationship between current installation states of each of the plurality of imaging devices; and outputs a suggested candidate installation state corresponding to at least one of the plurality of imaging devices based on the current installation state of each of the plurality of imaging devices and the determined candidate installation states.
    Type: Grant
    Filed: May 16, 2014
    Date of Patent: August 6, 2019
    Assignee: SONY CORPORATION
    Inventors: Kazuhiro Shimauchi, Atsushi Kimura, Takashi Kohashi, Masakazu Ebihara
  • Patent number: 10349013
    Abstract: An information processing apparatus according to the present disclosure includes: a reception unit configured to receive image-capturing information from each of a plurality of imaging apparatuses; and a color conversion information calculation unit configured to calculate, on a basis of the received image-capturing information, color conversion information for matching hues of the plurality of imaging apparatuses. With this arrangement, it is possible to prevent, in the case where a specific target entity is recognized from images captured by a plurality of cameras, variation in image information acquired between the cameras. With such arrangement, it is possible to prevent, in the case where a specific target entity is recognized from images captured by a plurality of cameras, variation in image information acquired between the cameras.
    Type: Grant
    Filed: October 4, 2016
    Date of Patent: July 9, 2019
    Assignee: SONY CORPORATION
    Inventors: Masakazu Ebihara, Kazunori Sakaki
  • Publication number: 20190158763
    Abstract: [Object] To select an effect process appropriately according to a feature of an image. [Solution] Provided is an image processing device including a flow vector detection unit configured to detect flow vectors of pixels in an input image, and an effect selection unit configured to select a process of effect to the input image, on the basis of a pattern of the flow vectors.
    Type: Application
    Filed: January 7, 2019
    Publication date: May 23, 2019
    Inventors: Masakazu Ebihara, Daisuke Tahara, Takashi Kohashi, Atsushi Kimura, Kazuhiro Shimauchi
  • Publication number: 20190122064
    Abstract: An electronic system that detects an object from image data captured by a camera; divides a region of the image data corresponding to the object into a plurality of sub-areas based on attribute information of the object and an image capture characteristic of the camera; extracts one or more characteristics corresponding to the object from one or more of the plurality of sub-areas; and generates characteristic data corresponding to the object based on the extracted one or more characteristics
    Type: Application
    Filed: June 19, 2017
    Publication date: April 25, 2019
    Applicant: SONY CORPORATION
    Inventors: Noriko ISHIKAWA, Masakazu EBIHARA, Kazuhiro SHIMAUCHI
  • Publication number: 20190082111
    Abstract: A zoom control device includes: a zoom magnification ratio change speed setting unit that sets a main image zoom magnification ratio change speed and a monitoring image zoom magnification ratio change speed according to a zoom operation by a user; and a zoom control unit that conducts a zoom control on a main image so that a zoom magnification ratio changes according to the main image zoom magnification ratio change speed, and conducts a zoom control on a monitoring image so that the zoom magnification ratio changes according to the monitoring image zoom magnification ratio change speed. The zoom magnification ratio change speed setting unit is configured to set the main image zoom magnification ratio change speed by smoothing the monitoring image zoom magnification ratio change speed.
    Type: Application
    Filed: October 19, 2018
    Publication date: March 14, 2019
    Inventors: Masafumi Wakazono, Takahiro Mori, Kouji Yamamoto, Masakazu Ebihara, Masaya Kinoshita, Yuki Ono
  • Patent number: 10218918
    Abstract: [Object] To select an effect process appropriately according to a feature of an image. [Solution] Provided is an image processing device including a flow vector detection unit configured to detect flow vectors of pixels in an input image, and an effect selection unit configured to select a process of effect to the input image, on the basis of a pattern of the flow vectors.
    Type: Grant
    Filed: March 18, 2015
    Date of Patent: February 26, 2019
    Assignee: Sony Corporation
    Inventors: Masakazu Ebihara, Daisuke Tahara, Takashi Kohashi, Atsushi Kimura, Kazuhiro Shimauchi
  • Patent number: 10158808
    Abstract: A zoom control device includes: a zoom magnification ratio change speed setting unit that sets a main image zoom magnification ratio change speed and a monitoring image zoom magnification ratio change speed according to a zoom operation by a user; and a zoom control unit that conducts a zoom control on a main image so that a zoom magnification ratio changes according to the main image zoom magnification ratio change speed, and conducts a zoom control on a monitoring image so that the zoom magnification ratio changes according to the monitoring image zoom magnification ratio change speed. The zoom magnification ratio change speed setting unit is configured to set the main image zoom magnification ratio change speed by smoothing the monitoring image zoom magnification ratio change speed.
    Type: Grant
    Filed: May 18, 2015
    Date of Patent: December 18, 2018
    Assignee: Sony Corporation
    Inventors: Masafumi Wakazono, Takahiro Mori, Kouji Yamamoto, Masakazu Ebihara, Masaya Kinoshita, Yuki Ono
  • Publication number: 20180309940
    Abstract: There is described an imaging method and an imaging device including first imaging circuitry that captures at least near infrared (NIR) light and outputs an NIR image, second imaging circuitry that captures far infrared (FIR) light and outputs an FIR image, wherein the FIR light has a longer wavelength than the NIR light, and processing circuitry configured to adjust color of the NIR image based on the FIR image.
    Type: Application
    Filed: October 21, 2015
    Publication date: October 25, 2018
    Inventors: SHUNJI OKADA, RYOTA KOSAKAI, SHINJI UKITA, EIJI OBA, TSUYOSHI MASUZAWA, MASAKAZU EBIHARA, KAZUHIRO SHIMAUCHI
  • Publication number: 20180260632
    Abstract: A representative image generation device includes circuitry that identifies a selected image from a plurality of recorded images of an object. The plurality of recorded images are captured as the object traverses a predetermined area. The device prepares the selected image for display on a display device, wherein the selected image provides a visual recognizability of the object greater than a predetermined threshold.
    Type: Application
    Filed: August 18, 2016
    Publication date: September 13, 2018
    Inventor: Masakazu EBIHARA