Patents by Inventor Bum Sik WON

Bum Sik WON 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: 12379469
    Abstract: The present invention relates to a multi-channel lidar sensor module capable of measuring at least two target objects using one image sensor. The multi-channel lidar sensor module according to an embodiment of the present invention includes at least one pair of light emitting units configured to emit laser beams and a light receiving unit formed between the at least one pair of emitting units and configured to receive at least one pair of reflected laser beams which are emitted from the at least one pair of light emitting units and reflected by target objects.
    Type: Grant
    Filed: January 5, 2023
    Date of Patent: August 5, 2025
    Assignee: SOS LAB CO., LTD
    Inventors: Ji Seong Jeong, Jun Hwan Jang, Dong Kyu Kim, Sung Ui Hwang, Bum Sik Won, Gwang Bin Kim
  • Publication number: 20250199174
    Abstract: A light detection and ranging (lidar) device includes: a lower base; an upper base; a laser emitting unit for emitting a laser in a form of a point light source; a nodding mirror for transforming the laser in the form of the point light source to a line beam pattern which is perpendicular to the lower base, wherein the nodding mirror reflects the laser emitted from the laser emitting unit; a polygonal mirror for transforming the line beam pattern to a plane beam pattern and receiving a laser reflected from an object; and a sensor unit for receiving the laser reflected from the object via the polygonal mirror.
    Type: Application
    Filed: February 20, 2024
    Publication date: June 19, 2025
    Inventors: Ji Seong JEONG, Jun Hwan JANG, Dong Kyu KIM, Sung Ui HWANG, Gyeong Hwan SHIN, Bum Sik WON
  • Patent number: 11953596
    Abstract: A light detection and ranging (lidar) device includes: a lower base; an upper base; a laser emitting unit for emitting a laser in a form of a point light source; a nodding mirror for transforming the laser in the form of the point light source to a line beam pattern which is perpendicular to the lower base, wherein the nodding mirror reflects the laser emitted from the laser emitting unit; a polygonal mirror for transforming the line beam pattern to a plane beam pattern and receiving a laser reflected from an object; and a sensor unit for receiving the laser reflected from the object via the polygonal mirror.
    Type: Grant
    Filed: September 21, 2022
    Date of Patent: April 9, 2024
    Assignee: SOS Lab Co., Ltd.
    Inventors: Ji Seong Jeong, Jun Hwan Jang, Dong Kyu Kim, Sung Ui Hwang, Gyeong Hwan Shin, Bum Sik Won
  • Publication number: 20230146379
    Abstract: The present invention relates to a multi-channel lidar sensor module capable of measuring at least two target objects using one image sensor. The multi-channel lidar sensor module according to an embodiment of the present invention includes at least one pair of light emitting units configured to emit laser beams and a light receiving unit formed between the at least one pair of emitting units and configured to receive at least one pair of reflected laser beams which are emitted from the at least one pair of light emitting units and reflected by target objects.
    Type: Application
    Filed: January 5, 2023
    Publication date: May 11, 2023
    Inventors: Ji Seong Jeong, Jun Hwan Jang, Dong Kyu Kim, Sung Ui Hwang, Bum Sik Won, Gwang Bin Kim
  • Patent number: 11579254
    Abstract: The present invention relates to a multi-channel lidar sensor module capable of measuring at least two target objects using one image sensor. The multi-channel lidar sensor module according to an embodiment of the present invention includes at least one pair of light emitting units configured to emit laser beams and a light receiving unit formed between the at least one pair of emitting units and configured to receive at least one pair of reflected laser beams which are emitted from the at least one pair of light emitting units and reflected by target objects.
    Type: Grant
    Filed: June 13, 2019
    Date of Patent: February 14, 2023
    Assignee: SOS LAB CO., LTD
    Inventors: Ji Seong Jeong, Jun Hwan Jang, Dong Kyu Kim, Sung Ui Hwang, Bum Sik Won, Gwang Bin Kim
  • Publication number: 20230045515
    Abstract: A light detection and ranging (lidar) device includes: a lower base; an upper base; a laser emitting unit for emitting a laser in a form of a point light source; a nodding mirror for transforming the laser in the form of the point light source to a line beam pattern which is perpendicular to the lower base, wherein the nodding mirror reflects the laser emitted from the laser emitting unit; a polygonal mirror for transforming the line beam pattern to a plane beam pattern and receiving a laser reflected from an object; and a sensor unit for receiving the laser reflected from the object via the polygonal mirror.
    Type: Application
    Filed: September 21, 2022
    Publication date: February 9, 2023
    Inventors: Ji Seong JEONG, Jun Hwan JANG, Dong Kyu KIM, Sung Ui HWANG, Gyeong Hwan SHIN, Bum Sik WON
  • Patent number: 11493630
    Abstract: A light detection and ranging (lidar) device includes: a lower base; an upper base; a laser emitting unit for emitting a laser in a form of a point light source; a nodding mirror for transforming the laser in the form of the point light source to a line beam pattern which is perpendicular to the lower base, wherein the nodding mirror reflects the laser emitted from the laser emitting unit; a polygonal mirror for transforming the line beam pattern to a plane beam pattern and receiving a laser reflected from an object; and a sensor unit for receiving the laser reflected from the object via the polygonal mirror.
    Type: Grant
    Filed: December 18, 2019
    Date of Patent: November 8, 2022
    Assignee: SOS LAB CO., LTD
    Inventors: Ji Seong Jeong, Jun Hwan Jang, Dong Kyu Kim, Sung Ui Hwang, Gyeong Hwan Shin, Bum Sik Won
  • Publication number: 20220260688
    Abstract: The present invention is related to a Light Detecting And Ranging (LiDAR) device configured to measure a distance using a laser, the LiDAR device including: a first laser emitting unit configured to output a first laser; a second laser emitting unit configured to output a second laser; a scanning unit configured to form a first field of view (FOV) using the first laser and a second FOV using the second laser; and a detecting unit configured to measure a distance to an object using the first and second lasers.
    Type: Application
    Filed: March 4, 2022
    Publication date: August 18, 2022
    Inventors: Bum Sik WON, Jong Kyu JUNG, Sung Ui HWANG, Dong Kyu KIM, Ji Seong JEONG, Jun Hwan JANG
  • Patent number: 10948595
    Abstract: A laser beam apparatus that is used for detecting vehicles in an intelligent traffic system according to an embodiment includes: a light source generating a laser beam of a short pulse; an optical transmission system converting the laser beam into a line beam; and an optical reception system receiving a beam dispersed rearward and reflected and returned when the line beam is radiated to a vehicle, and calculating a distance value from a reception time difference between the laser beam and the reflected beam, in which a first lens and a second lens that receive a laser from the light source are sequentially arranged in the optical transmission system, and the length of a horizontal axis of the line beam is increased or decreased to fit to the width of a road to be measured, by adjusting the distance between the light source and the first lens.
    Type: Grant
    Filed: September 9, 2016
    Date of Patent: March 16, 2021
    Assignee: GWANGJU INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Kyi Hwan Park, Sung Ui Hwang, Jun Hwan Jang, Bum Sik Won
  • Publication number: 20200124724
    Abstract: A light detection and ranging (lidar) device includes: a lower base; an upper base; a laser emitting unit for emitting a laser in a form of a point light source; a nodding mirror for transforming the laser in the form of the point light source to a line beam pattern which is perpendicular to the lower base, wherein the nodding mirror reflects the laser emitted from the laser emitting unit; a polygonal mirror for transforming the line beam pattern to a plane beam pattern and receiving a laser reflected from an object; and a sensor unit for receiving the laser reflected from the object via the polygonal mirror.
    Type: Application
    Filed: December 18, 2019
    Publication date: April 23, 2020
    Inventors: Ji Seong JEONG, Jun Hwan JANG, Dong Kyu KIM, Sung Ui HWANG, Gyeong Hwan SHIN, Bum Sik WON
  • Patent number: 10613224
    Abstract: A light detection and ranging (lidar) device includes: a lower base; an upper base; a laser emitting unit for emitting a laser in a form of a point light source; a nodding mirror for transforming the laser in the form of the point light source to a line beam pattern which is perpendicular to the lower base, wherein the nodding mirror reflects the laser emitted from the laser emitting unit; a polygonal mirror for transforming the line beam pattern to a plane beam pattern and receiving a laser reflected from an object; and a sensor unit for receiving the laser reflected from the object via the polygonal mirror.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: April 7, 2020
    Assignee: SOS LAB CO., LTD
    Inventors: Ji Seong Jeong, Jun Hwan Jang, Dong Kyu Kim, Sung Ui Hwang, Gyeong Hwan Shin, Bum Sik Won
  • Patent number: 10591598
    Abstract: A light detection and ranging (lidar) device includes: a lower base; an upper base; a laser emitting unit for emitting a laser in a form of a point light source; a nodding mirror for transforming the laser in the form of the point light source to a line beam pattern which is perpendicular to the lower base, wherein the nodding mirror reflects the laser emitted from the laser emitting unit; a polygonal mirror for transforming the line beam pattern to a plane beam pattern and receiving a laser reflected from an object; and a sensor unit for receiving the laser reflected from the object via the polygonal mirror.
    Type: Grant
    Filed: September 24, 2018
    Date of Patent: March 17, 2020
    Assignee: SOS LAB CO., LTD
    Inventors: Ji Seong Jeong, Jun Hwan Jang, Dong Kyu Kim, Sung Ui Hwang, Gyeong Hwan Shin, Bum Sik Won
  • Publication number: 20190317214
    Abstract: A light detection and ranging (lidar) device includes: a lower base; an upper base; a laser emitting unit for emitting a laser in a form of a point light source; a nodding mirror for transforming the laser in the form of the point light source to a line beam pattern which is perpendicular to the lower base, wherein the nodding mirror reflects the laser emitted from the laser emitting unit; a polygonal mirror for transforming the line beam pattern to a plane beam pattern and receiving a laser reflected from an object; and a sensor unit for receiving the laser reflected from the object via the polygonal mirror.
    Type: Application
    Filed: June 27, 2019
    Publication date: October 17, 2019
    Inventors: Ji Seong JEONG, Jun Hwan JANG, Dong Kyu KIM, Sung Ui HWANG, Gyeong Hwan SHIN, Bum Sik WON
  • Publication number: 20190293765
    Abstract: The present invention relates to a multi-channel lidar sensor module capable of measuring at least two target objects using one image sensor. The multi-channel lidar sensor module according to an embodiment of the present invention includes at least one pair of light emitting units configured to emit laser beams and a light receiving unit formed between the at least one pair of emitting units and configured to receive at least one pair of reflected laser beams which are emitted from the at least one pair of light emitting units and reflected by target objects.
    Type: Application
    Filed: June 13, 2019
    Publication date: September 26, 2019
    Inventors: Ji Seong JEONG, Jun Hwan JANG, Dong Kyu KIM, Sung Ui HWANG, Bum Sik WON, Gwang Bin KIM
  • Publication number: 20190212446
    Abstract: A light detection and ranging (lidar) device includes: a lower base; an upper base; a laser emitting unit for emitting a laser in a form of a point light source; a nodding mirror for transforming the laser in the form of the point light source to a line beam pattern which is perpendicular to the lower base, wherein the nodding mirror reflects the laser emitted from the laser emitting unit; a polygonal mirror for transforming the line beam pattern to a plane beam pattern and receiving a laser reflected from an object; and a sensor unit for receiving the laser reflected from the object via the polygonal mirror.
    Type: Application
    Filed: September 24, 2018
    Publication date: July 11, 2019
    Inventors: Ji Seong JEONG, Jun Hwan JANG, Dong Kyu KIM, Sung Ui HWANG, Gyeong Hwan SHIN, Bum Sik WON
  • Publication number: 20180252811
    Abstract: A laser beam apparatus that is used for detecting vehicles in an intelligent traffic system according to an embodiment includes: a light source generating a laser beam of a short pulse; an optical transmission system converting the laser beam into a line beam; and an optical reception system receiving a beam dispersed rearward and reflected and returned when the line beam is radiated to a vehicle, and calculating a distance value from a reception time difference between the laser beam and the reflected beam, in which a first lens and a second lens that receive a laser from the light source are sequentially arranged in the optical transmission system, and the length of a horizontal axis of the line beam is increased or decreased to fit to the width of a road to be measured, by adjusting the distance between the light source and the first lens.
    Type: Application
    Filed: September 9, 2016
    Publication date: September 6, 2018
    Inventors: Kyi Hwan PARK, Sung Ui HWANG, Jun Hwan JANG, Bum Sik WON