Patents by Inventor Kyung-shik Roh

Kyung-shik Roh 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: 11825376
    Abstract: A server may include a communication circuit communicating with a user terminal, storage including a fingerprint DB storing fingerprints corresponding to a plurality of points and a signal fluctuation probability DB, and a processor electrically connected to the communication circuit and the storage. The processor may be configured to store similarity between first signal strength and second signal strength, which are determined based on a probability that a pair of the first signal strength and the second signal strength received from a first AP occurs with respect to fingerprints corresponding to a first point, in the signal fluctuation probability DB, to obtain a fingerprint including signal strength received from the first AP, from the user terminal, and to determine a location of the user terminal based on the obtained fingerprint and the signal fluctuation probability DB.
    Type: Grant
    Filed: September 7, 2021
    Date of Patent: November 21, 2023
    Assignees: Samsung Electronics Co., Ltd., Korea Advanced Institute of Science and Technology
    Inventors: Sung Hwan Ahn, Byeong Cheol Moon, Suk Hoon Jung, Dong Soo Han, Kyung Shik Roh, Suk June Yoon
  • Patent number: 11645778
    Abstract: According to various embodiments of the present invention, an electronic device comprises: a memory including instructions and a training database, which includes data, on at least one object, acquired on the basis of an artificial intelligence algorithm; at least one sensor; and a processor connected to the at least one sensor and the memory, wherein the processor can be configured to execute the instructions in order to acquire data on a designated area including the at least one object by using the at least one sensor, identify location information and positioning information on the at least one object on the basis of the training database, and transmit a control signal for picking the at least one object to a picking tool related to the electronic device on the basis of the identified location information and positioning information.
    Type: Grant
    Filed: November 6, 2018
    Date of Patent: May 9, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun Hong Min, Soon Yong Park, Ji Min Kim, Kyung Shik Roh, Wook Bahn
  • Patent number: 11446829
    Abstract: The objective of the present invention is to provide: a robot arm extension device capable of adjusting an operating radius according to the operation environment and requirements of a robot in industrial sites; and a robot including the robot arm extension device. The robot arm extension device according to the present invention comprises: a housing; an adapter formed on one side of the housing and connected to the robot; a length extending part embedded in the housing and withdrawn from or inserted into the housing; and a driving part for providing the driving power of the length extending part.
    Type: Grant
    Filed: November 2, 2018
    Date of Patent: September 20, 2022
    Inventors: Jae Chun Yoo, Seung Hoon Shin, Igor Ivanov, Suk Hyun, Kyung Shik Roh, Si Ho Jang
  • Publication number: 20210400430
    Abstract: A server may include a communication circuit communicating with a user terminal, storage including a fingerprint DB storing fingerprints corresponding to a plurality of points and a signal fluctuation probability DB, and a processor electrically connected to the communication circuit and the storage. The processor may be configured to store similarity between first signal strength and second signal strength, which are determined based on a probability that a pair of the first signal strength and the second signal strength received from a first AP occurs with respect to fingerprints corresponding to a first point, in the signal fluctuation probability DB, to obtain a fingerprint including signal strength received from the first AP, from the user terminal, and to determine a location of the user terminal based on the obtained fingerprint and the signal fluctuation probability DB.
    Type: Application
    Filed: September 7, 2021
    Publication date: December 23, 2021
    Inventors: Sung Hwan AHN, Byeong Cheol MOON, Suk Hoon JUNG, Dong Soo HAN, Kyung Shik ROH, Suk June YOON
  • Patent number: 11097416
    Abstract: Disclosed are a mobile robot system including a server of creating and storing traveling information about moving space and a mobile robot of travelling on the moving space, wherein the mobile robot comprises a driving portion configured to move the mobile robot, a communication device configured to receive the traveling information from the server and a controller configured to control the driving portion based on the traveling information received from the communication device and wherein the server receives information about the moving space from at least one external robot, and creates the traveling information based on the information about the moving space.
    Type: Grant
    Filed: October 18, 2017
    Date of Patent: August 24, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: No San Kwak, Mi Jeong Song, Kyung Shik Roh, Soon Yong Park, Bo Kyung Kim, Ji Ho Seo, Si Ho Jang
  • Publication number: 20210197408
    Abstract: The objective of the present invention is to provide: a robot arm extension device capable of adjusting an operating radius according to the operation environment and requirements of a robot in industrial sites; and a robot including the robot arm extension device. The robot arm extension device according to the present invention comprises: a housing; an adapter formed on one side of the housing and connected to the robot; a length extending part embedded in the housing and withdrawn from or inserted into the housing; and a driving part for providing the driving power of the length extending part.
    Type: Application
    Filed: November 2, 2018
    Publication date: July 1, 2021
    Inventors: Jae Chun YOO, Seung Hoon SHIN, Igor IVANOV, Suk HYUN, Kyung Shik ROH, Si Ho JANG
  • Patent number: 10921820
    Abstract: Disclosed herein are a movable object and a movable object control method. The movable object control method may include acquiring an image of a movable object's surroundings, acquiring a signal having strength changing depending on a location of the movable object, generating a map on the basis of the signal and the image of the surroundings of the movable object, and applying the map to an algorithm to acquire a learned algorithm.
    Type: Grant
    Filed: December 12, 2017
    Date of Patent: February 16, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Suk June Yoon, No San Kwak, Kyung Shik Roh, Soon Yong Park, Sung Hwan Ahn
  • Publication number: 20200388024
    Abstract: According to various embodiments of the present invention, an electronic device comprises: a memory including instructions and a training database, which includes data, on at least one object, acquired on the basis of an artificial intelligence algorithm; at least one sensor; and a processor connected to the at least one sensor and the memory, wherein the processor can be configured to execute the instructions in order to acquire data on a designated area including the at least one object by using the at least one sensor, identify location information and positioning information on the at least one object on the basis of the training database, and transmit a control signal for picking the at least one object to a picking tool related to the electronic device on the basis of the identified location information and positioning information.
    Type: Application
    Filed: November 6, 2018
    Publication date: December 10, 2020
    Inventors: Jun Hong MIN, Soon Yong PARK, Ji Min KIM, Kyung Shik ROH, Wook BAHN
  • Patent number: 10860033
    Abstract: Embodiments of the present disclosure relate to a movable object and a method for controlling the same. A method for controlling a movable object may include acquiring virtual data representing distances between each of a plurality of positions within an area and surfaces in the area, in a plurality of directions, respectively, based on a map of the area. An algorithm, such as a machine learning algorithm, may be executed that outputs positions corresponding to the virtual data. Actual distance data between the movable object and a plurality of surfaces in the vicinity of the movable object may be acquired. An actual position of the movable object may then be estimated corresponding to the actual distance data by executing the algorithm using the actual distance data. The movable object may be controlled based on the estimated actual position.
    Type: Grant
    Filed: December 11, 2017
    Date of Patent: December 8, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Soon Yong Park, No San Kwak, Kyung Shik Roh, Sung Hwan Ahn, Suk June Yoon, Min Yong Choi
  • Publication number: 20200329339
    Abstract: A server may include a communication circuit communicating with a user terminal, storage including a fingerprint DB storing fingerprints corresponding to a plurality of points and a signal fluctuation probability DB, and a processor electrically connected to the communication circuit and the storage. The processor may be configured to store similarity between first signal strength and second signal strength, which are determined based on a probability that a pair of the first signal strength and the second signal strength received from a first AP occurs with respect to fingerprints corresponding to a first point, in the signal fluctuation probability DB, to obtain a fingerprint including signal strength received from the first AP, from the user terminal, and to determine a location of the user terminal based on the obtained fingerprint and the signal fluctuation probability DB.
    Type: Application
    Filed: June 29, 2020
    Publication date: October 15, 2020
    Inventors: Sung Hwan AHN, Byeong Cheol MOON, Suk Hoon JUNG, Dong Soo HAN, Kyung Shik ROH, Suk June YOON
  • Patent number: 10786895
    Abstract: A home robot device includes a memory, a movement module, and a processor. The processor is configured to execute a motion based on specified motion execution information stored in the memory, obtain feedback information of a user, generate modified motion execution information by modifying at least a portion of the specified motion execution information based on the feedback information of the user, where the modified motion execution information includes a movement value of at least one joint unit of the home robot device or at least one support linked to the at least one joint unit selected from a probability model of the specified motion execution information, and execute a motion of the home robot device based on the modified motion execution information.
    Type: Grant
    Filed: December 5, 2017
    Date of Patent: September 29, 2020
    Assignees: Samsung Electronics Co., Ltd., SNU R&DB Foundation
    Inventors: So Hee Lee, Dong Hyun Kwak, Eun Sol Kim, Ji Seob Kim, Kyoung Woon On, Byoung Tak Zhang, Kyung Shik Roh, Suk June Yoon
  • Patent number: 10780585
    Abstract: A robot for performing hand-eye calibration is provided. The robot includes a robot arm including a plurality of joints, a plurality of arm sections, and an end effector, a communication interface, and a control circuit. The control circuit controls the robot arm to place the external object on a worktable after the external object is grasped by the end effector, acquires coordinates of a central point of the external object in a coordinate system of the camera from an image of the external object, and calculates a calibration parameter for defining a relation between a coordinate system of the end effector and the coordinate system of the camera, based on coordinates of the end effector in a base coordinate system of the robot and coordinates of the central point of the external object in the coordinate system of the camera when the external object is placed on the worktable.
    Type: Grant
    Filed: January 2, 2018
    Date of Patent: September 22, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Soon Yong Park, Kyung Shik Roh, Sung Hwan Ahn, Suk June Yoon, So Hee Lee, Young Pil Jeon
  • Patent number: 10701516
    Abstract: A server may include a communication circuit communicating with a user terminal, storage including a fingerprint DB storing fingerprints corresponding to a plurality of points and a signal fluctuation probability DB, and a processor electrically connected to the communication circuit and the storage. The processor may be configured to store similarity between first signal strength and second signal strength, which are determined based on a probability that a pair of the first signal strength and the second signal strength received from a first AP occurs with respect to fingerprints corresponding to a first point, in the signal fluctuation probability DB, to obtain a fingerprint including signal strength received from the first AP, from the user terminal, and to determine a location of the user terminal based on the obtained fingerprint and the signal fluctuation probability DB.
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: June 30, 2020
    Assignees: Samsung Electronics Co., Ltd., Korea Advanced Institute of Science and Technology
    Inventors: Sung Hwan Ahn, Byeong Cheol Moon, Suk Hoon Jung, Dong Soo Han, Kyung Shik Roh, Suk June Yoon
  • Patent number: 10663972
    Abstract: A cleaning robot includes a data acquisition unit that acquires actual sensor data by measuring a distance from a current position to an object to be measured; a local map acquisition unit that acquires a local map by scanning the vicinity of the current position based on an environmental map stored in advance; and a processor that determines coordinates of the current position for the local map by performing matching between the local map and the actual sensor data, and determines a traveling direction based on the current position by calculating a main segment angle of a line segment existing in the local map.
    Type: Grant
    Filed: July 6, 2016
    Date of Patent: May 26, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Soon Yong Park, No San Kwak, Kyung Shik Roh, Suk June Yoon, So Hee Lee, Min Yong Choi
  • Publication number: 20190394615
    Abstract: A server may include a communication circuit communicating with a user terminal, storage including a fingerprint DB storing fingerprints corresponding to a plurality of points and a signal fluctuation probability DB, and a processor electrically connected to the communication circuit and the storage. The processor may be configured to store similarity between first signal strength and second signal strength, which are determined based on a probability that a pair of the first signal strength and the second signal strength received from a first AP occurs with respect to fingerprints corresponding to a first point, in the signal fluctuation probability DB, to obtain a fingerprint including signal strength received from the first AP, from the user terminal, and to determine a location of the user terminal based on the obtained fingerprint and the signal fluctuation probability DB.
    Type: Application
    Filed: December 15, 2017
    Publication date: December 26, 2019
    Inventors: Sung Hwan AHN, Byeong Cheol MOON, Suk Hoon JUNG, Dong Soo HAN, Kyung Shik ROH, Suk June YOON
  • Patent number: 10492668
    Abstract: Disclosed herein are an endoscope system and a control method thereof. The control method includes acquiring plural omnidirectional images of the surroundings of an endoscope using a stereo omnidirectional camera mounted on the endoscope, calculating distances between the endoscope and an object around the endoscope using the acquired plural omnidirectional images, and executing an operation to avoid collision between the endoscope and the object around the endoscope based on the calculated distances, thus facilitating safe operation of the endoscope.
    Type: Grant
    Filed: December 19, 2013
    Date of Patent: December 3, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Suk June Yoon, No San Kwak, Kyung Shik Roh, Sung Hwan Ahn, Won Jun Hwang
  • Patent number: 10448812
    Abstract: Surgical trocars, and image acquisition method using the same, include a body having a passage configured to receive at least one surgical instrument, and at least one camera movably coupled to an outer wall of the body.
    Type: Grant
    Filed: January 13, 2014
    Date of Patent: October 22, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Suk June Yoon, Kyung Shik Roh, Soon Yong Park, Sung Hwan Ahn, Ji Hyo Lee, Won Jun Hwang, Hyo Seok Hwang
  • Patent number: 10390687
    Abstract: An endoscopic surgical instrument may include: two surgical instrument modules, each of which is provided with a surgical instrument portion; and/or an endoscopic module configured to form a triangular shape with the two surgical instrument modules and configured to capture operations of the surgical instrument modules at different angles using a plurality of joints. Wires connecting respective members coupled by the plurality of joints may be configured to amplify drive forces of a drive portion applied to the plurality of joints. The plurality of joints may include rolling joints at which teeth of gears engage and rotate with each other. The plurality of joints may provide three or more degrees of freedom to the endoscopic module.
    Type: Grant
    Filed: March 10, 2014
    Date of Patent: August 27, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Byung June Choi, Yong Jae Kim, Jeong Hun Kim, Kyung Shik Roh, Se Gon Roh, Youn Baek Lee, Jong Won Lee
  • Patent number: 10369070
    Abstract: A motion assistive apparatus may include a receiver allowing a user to intuitively adjust performance of the motion assistive apparatus and a method of controlling the same. The motion assistive apparatus may include a receiver provided to adjust variable characteristics of the motion assistive apparatus, a processor to adjust a variable parameter related to adjustment of the variable characteristics, in response to adjustment of the variable characteristics through the receiver, and an actuator to output changed assist power in response to adjustment of the variable parameter to change the variable characteristics.
    Type: Grant
    Filed: December 24, 2014
    Date of Patent: August 6, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyung Shik Roh, Young Do Kwon, Young Bo Shim, Jeong-heon Han
  • Patent number: 10363663
    Abstract: An electronic device, capable of being placed on a cradle, may include a camera module configured to acquire an image, a sensor module configured to sense information regarding an orientation of the electronic device, a processor configured to determine a target orientation of the electronic device based on the acquired image and a communication module configured to transmit the information regarding the orientation of the electronic device and information regarding the target orientation of the electronic device to the cradle.
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: July 30, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: So Hee Lee, Won Ho Shin, Kyung Shik Roh, Soon Yong Park, Joong Kyung Park, Suk June Yoon