Patents by Inventor Jaehwan Pi

Jaehwan Pi 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: 11915448
    Abstract: A method and apparatus with pose determination are provided. The method includes determining first pose information of a computing apparatus dependent on motion sensor information of motion of the computing apparatus, estimating second pose information of the computing apparatus dependent on feature point position information that is pre-defined for an object, and one or more feature points of the object that are extracted from an image captured by the computing apparatus, determining respective reliability values of the first pose information and the second pose information, and determining a pose of the computing apparatus for augmented reality (AR) content based on the first pose information, the second pose information, and the respective reliability values. AR content may be generated based on the determined pose.
    Type: Grant
    Filed: August 3, 2021
    Date of Patent: February 27, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Donghoon Sagong, Hojin Ju, Jaehwan Pi, Hyun Sung Chang
  • Patent number: 11756270
    Abstract: A simultaneous localization and mapping-based electronic device includes: a data acquisition device configured to acquire external data; a memory; and a processor configured to be operatively connected to the data acquisition device and the memory, wherein the processor is further configured to extract features of surrounding objects from the acquired external data, calculate a score of a registration error of the extracted features when the number of the extracted features is greater than a set number stored in the memory, and select the set number of features from the among the extracted features, based on the calculated score.
    Type: Grant
    Filed: January 21, 2022
    Date of Patent: September 12, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jaehwan Pi, Yuntae Kim, Donghoon Sagong, Hojin Ju
  • Patent number: 11625092
    Abstract: A method of generating augmented reality includes obtaining external data, obtaining current pose data corresponding to a position of an augmented reality device, through edge computing, based on the obtained external data, obtaining first future pose data and second future pose data corresponding to movement of the augmented reality device, based on the obtained current pose data, generating a virtual image through the edge computing, based on the obtained first future pose data, and generating a virtual video, based on the obtained second future pose data and the generated virtual image.
    Type: Grant
    Filed: May 17, 2021
    Date of Patent: April 11, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yuntae Kim, Jaehwan Pi
  • Publication number: 20230064242
    Abstract: An electronic device includes a memory storing a plurality of motion prediction models, and a processor configured to estimate a current pose of the electronic device based on external data; predict a first motion of the electronic device at a future first prediction time through a first model in which the plurality of motion prediction models are combined for the future first prediction time, and calculate a first pose of the electronic device at the first prediction time based on the current pose and the first motion; and predict a second motion of the electronic device at a future second prediction time through a second model in which the plurality of motion prediction models are combined for the future second prediction time, and calculate a second pose of the electronic device at the second prediction time based on the first pose and the second motion.
    Type: Application
    Filed: March 25, 2022
    Publication date: March 2, 2023
    Applicants: SAMSUNG ELECTRONICS CO., LTD., Korea University Research and Business Foundation
    Inventors: Yuntae KIM, Sanghoon Sull, Seongwook Yoon, Donghoon Sagong, Heejeong Lim, Hojin Ju, Jaehwan Pi
  • Publication number: 20230038594
    Abstract: A simultaneous localization and mapping-based electronic device includes: a data acquisition device configured to acquire external data; a memory; and a processor configured to be operatively connected to the data acquisition device and the memory, wherein the processor is further configured to extract features of surrounding objects from the acquired external data, calculate a score of a registration error of the extracted features when the number of the extracted features is greater than a set number stored in the memory, and select the set number of features from the among the extracted features, based on the calculated score.
    Type: Application
    Filed: January 21, 2022
    Publication date: February 9, 2023
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jaehwan Pi, Yuntae Kim, Donghoon Sagong, Hojin Ju
  • Publication number: 20230030596
    Abstract: An apparatus for estimating an uncertainty includes a processor configured to receive a first tracking coordinate corresponding to a reference coordinate, the reference coordinate being included in first image data acquired by a camera sensor, image data acquired after the first image data; acquire, based on motion data acquired from a motion sensor and a depth value of the first image data, a second tracking coordinate corresponding to the reference coordinate, the second tracking coordinate including a motion-based tracking coordinate in the second image data; calculate a target coordinate distribution in the second image data based on the first tracking coordinate and the second tracking coordinate; acquire an estimated target coordinate and an uncertainty of the estimated target coordinate based on the calculated target coordinate distribution; and update the first tracking coordinate based on the estimated target coordinate.
    Type: Application
    Filed: March 30, 2022
    Publication date: February 2, 2023
    Applicants: SAMSUNG ELECTRONICS CO., LTD., Korea University Research and Business Foundation
    Inventors: Yuntae KIM, Sanghoon Sull, Jaehyun Kim, Seongwook Yoon, Donghoon Sagong, Hojin Ju, Jaehwan Pi
  • Publication number: 20230035458
    Abstract: A processor-implemented method with pose estimation includes: tracking a position of a feature point extracted from image information comprising a plurality of image frames, the image information being received from an image sensor; predicting a current state variable of an estimation model for determining a pose of an electronic device, based on motion information received from a motion sensor; determining noise due to an uncertainty of the estimation model based on a residual between a first position of the feature point extracted from the image frames and a second position of the feature point predicted based on the current state variable; updating the current state variable based on the current state variable, the tracked position of the feature point, and the noise; and determining the pose of the electronic device based on the updated current state variable.
    Type: Application
    Filed: January 26, 2022
    Publication date: February 2, 2023
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Hojin JU, Yun-Tae KIM, Donghoon SAGONG, Jaehwan PI
  • Patent number: 11556004
    Abstract: A method of estimating a position of an image display device, the method including determining position information of a neck of a user based on position information of an image display device worn by the user, filtering the position information of the neck, and estimating a position of the image display device based on the filtered position information of the neck.
    Type: Grant
    Filed: May 19, 2021
    Date of Patent: January 17, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hojin Ju, Donghoon Sagong, Jaehwan Pi
  • Publication number: 20220277476
    Abstract: A method and apparatus with pose determination are provided. The method includes determining first pose information of a computing apparatus dependent on motion sensor information of motion of the computing apparatus, estimating second pose information of the computing apparatus dependent on feature point position information that is pre-defined for an object, and one or more feature points of the object that are extracted from an image captured by the computing apparatus, determining respective reliability values of the first pose information and the second pose information, and determining a pose of the computing apparatus for augmented reality (AR) content based on the first pose information, the second pose information, and the respective reliability values. AR content may be generated based on the determined pose.
    Type: Application
    Filed: August 3, 2021
    Publication date: September 1, 2022
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Donghoon Sagong, Hojin Ju, Jaehwan Pi, Hyun Sung Chang
  • Publication number: 20220237814
    Abstract: A processor-implemented pose prediction method includes: estimating a pose of a user for a predetermined period of time in real time; calculating an estimation confidence of the estimated pose; determining a weight for the pose of the user based on the estimated pose and the estimation confidence; and predicting a pose of the user after the predetermined period of time, based on the weight.
    Type: Application
    Filed: June 10, 2021
    Publication date: July 28, 2022
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jaehwan PI, Yun-Tae KIM, Donghoon SAGONG, Hojin JU
  • Publication number: 20220187598
    Abstract: A method of estimating a position of an image display device, the method including determining position information of a neck of a user based on position information of an image display device worn by the user, filtering the position information of the neck, and estimating a position of the image display device based on the filtered position information of the neck.
    Type: Application
    Filed: May 19, 2021
    Publication date: June 16, 2022
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Hojin JU, Donghoon SAGONG, Jaehwan PI
  • Publication number: 20220091664
    Abstract: A method of generating augmented reality includes obtaining external data, obtaining current pose data corresponding to a position of an augmented reality device, through edge computing, based on the obtained external data, obtaining first future pose data and second future pose data corresponding to movement of the augmented reality device, based on the obtained current pose data, generating a virtual image through the edge computing, based on the obtained first future pose data, and generating a virtual video, based on the obtained second future pose data and the generated virtual image.
    Type: Application
    Filed: May 17, 2021
    Publication date: March 24, 2022
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yuntae KIM, Jaehwan Pi