Patents by Inventor Byung Kwon Moon

Byung Kwon Moon 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: 20220167809
    Abstract: Disclosed are a mobile robot operation control method based on floor environment sensing and an apparatus therefor. The mobile robot operation control method based on floor environment sensing according to an exemplary embodiment of the present disclosure includes a measured current value acquiring step of acquiring a current value measured from a motor which is equipped in a mobile robot to operate, a statistical feature value calculating step of calculating at least one statistical feature value based on the current value, a floor environment sensing step of sensing a final floor environment mode by comparing at least one statistical feature value and a predetermined determination reference value, and an operation control step of controlling an operation of the mobile robot based on a sensing result of the final floor environment mode.
    Type: Application
    Filed: November 26, 2021
    Publication date: June 2, 2022
    Inventors: Seong Ju PARK, Chang Soo KIM, Byung Kwon MOON
  • Publication number: 20220167810
    Abstract: Disclosed are a mobile robot operation control method for safety management of a cleaning module and an apparatus therefor. The mobile robot operation control method for safety management according to an exemplary embodiment of the present disclosure includes a current measuring step of measuring a current value by sensing a current for a motor which is connected to a cleaning module to be driven; a cleaning module safety management step of determining a state of the cleaning module based on the measured current value and determining a safety management control mode based on the determination result; and an operation control step of controlling an operation of a mobile robot based on the safety management control mode.
    Type: Application
    Filed: November 26, 2021
    Publication date: June 2, 2022
    Inventors: Seong Ju PARK, Chang Soo KIM, Byung Kwon MOON, Nu Rim HAN
  • Publication number: 20220146649
    Abstract: The exemplary embodiments of the present disclosure provides a distance measurement sensor and a mobile robot which detect an abnormal state which is a foreign substance jamming or blocking state generated in a non-sensing area and a sensing area of the sensor by analyzing a degree of dispersion or a representative value of data varying during a detection time, to recognize an abnormal state of the sensor caused by the foreign substance in the outside or inside of the distance measurement sensor.
    Type: Application
    Filed: March 12, 2020
    Publication date: May 12, 2022
    Inventors: Seong Ju PARK, Byung Kwon MOON, Tae Young LEE, Myung Kyo JEONG, Sung Bo LEE, Chang Oh MUN, Sang Kyu LEE
  • Patent number: 10335949
    Abstract: Disclosed are a system for operating a mobile robot based on cleaning area information and a method thereof. A mobile robot based on cleaning area information according to an exemplary embodiment of the present invention includes a memory which stores a plurality of cleaning area information in which at least a part of a cleaning available area is changed; and a controller which controls to select one cleaning area information among the plurality of stored cleaning area information, recognize a position on a cleaning area map which configures the selected cleaning area information and perform cleaning on the cleaning available area from the recognized position.
    Type: Grant
    Filed: January 19, 2017
    Date of Patent: July 2, 2019
    Inventors: Kyung Chul Shin, Seong Ju Park, Yeong il Choe, Jae Young Lee, Byung Kwon Moon, Myung Kyo Jeong
  • Patent number: 10175688
    Abstract: Provided is a remote control apparatus for remotely controlling a moving robot, including: a user interface unit displaying a map associated with a traveling area of a moving robot and receiving a user command associated with an operation of the moving robot; a processor selecting at least a part of the map as a designated area and generating a control signal for remotely controlling the moving robot by considering the received user command; and a wireless communication unit transmitting the generated control signal to the moving robot and receiving a response signal depending on the control signal from the moving robot.
    Type: Grant
    Filed: September 9, 2016
    Date of Patent: January 8, 2019
    Assignee: YUJIN ROBOT CO., LTD.
    Inventors: Kyung Chul Shin, Seong Ju Park, Yeong Il Choe, Byung Kwon Moon, Jae Young Lee
  • Patent number: 10133278
    Abstract: Disclosed are an apparatus of controlling movement of a mobile robot mounted with a wide angle camera and a method thereof. An apparatus of recognizing a position of a mobile robot includes two wide angle cameras which obtain one pair of stereo images on a region of interest including a vertical direction and a horizontal direction in accordance with movement of a mobile robot; an inertial measurement unit (IMU) which obtains inertial information of a mobile robot; a position recognizing unit which predicts a movement point using one between first odometry information calculated based on at least one pair of stereo images and second odometry information calculated based on the inertial information and estimates a current position using the predicted movement point and a previously stored key frame, by a position recognizing unit; and a movement control unit which controls movement of the mobile robot based on the estimated position.
    Type: Grant
    Filed: December 15, 2016
    Date of Patent: November 20, 2018
    Assignee: Yujin Robot Co., Ltd.
    Inventors: Kyung Chul Shin, Seong Ju Park, Min Chang, Jae Young Lee, Byung Kwon Moon
  • Publication number: 20170203439
    Abstract: Disclosed are a system for operating a mobile robot based on cleaning area information and a method thereof. A mobile robot based on cleaning area information according to an exemplary embodiment of the present invention includes a memory which stores a plurality of cleaning area information in which at least a part of a cleaning available area is changed; and a controller which controls to select one cleaning area information among the plurality of stored cleaning area information, recognize a position on a cleaning area map which configures the selected cleaning area information and perform cleaning on the cleaning available area from the recognized position.
    Type: Application
    Filed: January 19, 2017
    Publication date: July 20, 2017
    Inventors: Kyung Chul SHIN, Seong Ju PARK, Yeong il CHOE, Jae Young LEE, Byung Kwon MOON, Myung Kyo JEONG
  • Publication number: 20170205822
    Abstract: Provided is a remote control apparatus for remotely controlling a moving robot, including: a user interface unit displaying a map associated with a traveling area of a moving robot and receiving a user command associated with an operation of the moving robot; a processor selecting at least a part of the map as a designated area and generating a control signal for remotely controlling the moving robot by considering the received user command; and a wireless communication unit transmitting the generated control signal to the moving robot and receiving a response signal depending on the control signal from the moving robot.
    Type: Application
    Filed: September 9, 2016
    Publication date: July 20, 2017
    Inventors: Kyung Chul SHIN, Seong Ju PARK, Yeong Il CHOE, Byung Kwon MOON, Jae Young LEE
  • Patent number: 9675222
    Abstract: Disclosed is a cleaning robot having an expanded cleaning territory. The cleaning robot of the present invention comprises: a platform in which at least one corner of the exterior thereof has an angle of less than 90°; a first driving wheel of which the central axis is attached to the bottom portion of the platform at a predetermined first angle (?) and a predetermined second angle (??) with respect to the forward direction of the platform; and a second driving wheel of which the central axis is attached to the bottom portion of the platform at the predetermined second angle (??) with respect to the forward direction of the platform.
    Type: Grant
    Filed: March 28, 2014
    Date of Patent: June 13, 2017
    Assignee: YUJIN ROBOT CO., LTD.
    Inventors: Kyung Chul Shin, Seong Ju Park, Min Chang, No Soo Lee, Jae Young Lee, Byung Kwon Moon
  • Publication number: 20170153646
    Abstract: Disclosed are an apparatus of controlling movement of a mobile robot mounted with a wide angle camera and a method thereof. An apparatus of recognizing a position of a mobile robot includes two wide angle cameras which obtain one pair of stereo images on a region of interest including a vertical direction and a horizontal direction in accordance with movement of a mobile robot; an inertial measurement unit (IMU) which obtains inertial information of a mobile robot; a position recognizing unit which predicts a movement point using one between first odometry information calculated based on at least one pair of stereo images and second odometry information calculated based on the inertial information and estimates a current position using the predicted movement point and a previously stored key frame, by a position recognizing unit; and a movement control unit which controls movement of the mobile robot based on the estimated position.
    Type: Application
    Filed: December 15, 2016
    Publication date: June 1, 2017
    Inventors: Kyung Chul SHIN, Seong Ju PARK, Min CHANG, Jae Young LEE, Byung Kwon MOON
  • Publication number: 20160051104
    Abstract: Disclosed is a cleaning robot having an expanded cleaning territory. The cleaning robot of the present invention comprises: a platform in which at least one corner of the exterior thereof has an angle of less than 90°; a first driving wheel of which the central axis is attached to the bottom portion of the platform at a predetermined first angle (?) and a predetermined second angle (??) with respect to the forward direction of the platform; and a second driving wheel of which the central axis is attached to the bottom portion of the platform at the predetermined second angle (??) with respect to the forward direction of the platform.
    Type: Application
    Filed: March 28, 2014
    Publication date: February 25, 2016
    Applicant: Yujin Robot Co., Ltd.
    Inventors: Kyung Chul SHIN, Seong Ju PARK, Min CHANG, No Soo LEE, Jae Young LEE, Byung Kwon MOON
  • Publication number: 20130062535
    Abstract: A surface treatment device of dental implant according to an embodiment of the present invention includes: a body providing a treatment chamber to receive a surface processing object; a cover combined to the body to selectively open the treatment chamber; a light source irradiating UV light to a surface of the surface treatment object; and a reflective plate positioned at a bottom of the treatment chamber to reflect the UV light emitting from the light source toward the surface treatment object.
    Type: Application
    Filed: May 31, 2011
    Publication date: March 14, 2013
    Applicant: MEGAGEN IMPLANT CO. LTD.
    Inventors: Kwang Bum Park, Dong Jun Yang, Hyun Wook An, Sun Young Lee, Chang Hee Yang, Min Kim, Byung Kwon Moon, Hyun Seung Kim, Chul Jung, Chul Woong Jeong