Patents by Inventor WOOK-RAE KIM

WOOK-RAE KIM 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: 20230215769
    Abstract: A method for fabricating a semiconductor device is provided. The method for fabricating the semiconductor device includes forming a semiconductor pattern including a first layer and a second layer on a substrate, forming a coating layer on a surface of the first layer, forming a dyeing substance in which one of an antibody or a protein is combined with a fluorophore, attaching the dyeing substance to a surface of the coating layer to form a dyeing layer, and photographing the fluorophore with an ultra-high resolution microscope to detect the semiconductor pattern.
    Type: Application
    Filed: July 27, 2022
    Publication date: July 6, 2023
    Applicants: Samsung Electronics Co., Ltd., IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
    Inventors: Doory KIM, Jae Hwang JUNG, Wook Rae KIM, Nam Yoon KIM, Myung Jun LEE, SeokRan GO, Dokyung JEONG, Uidon JEONG
  • Publication number: 20230184535
    Abstract: A optical measurement apparatus includes: an optical system which generates a pupil image of a measurement target, using light; a polarization generator which generates a polarized light from the light; a self-interference generator which generates a plurality of beams divided from the pupil image, using the polarized light, and causes the plurality of beams to interfere with each other to generate a self-interference image; and an image analysis unit configured to extract phase data from the self-interference image, and to move the measurement target to a focus position on the basis of the phase data.
    Type: Application
    Filed: October 19, 2022
    Publication date: June 15, 2023
    Inventors: Seung Woo LEE, Wook Rae KIM, Kwang Soo KIM, Myung Jun LEE, Seo Yeon JEONG, Sung Ho JANG
  • Publication number: 20230000343
    Abstract: An optical measurement apparatus includes a light source unit generating and outputting light, a polarized light generating unit generating polarized light from the light, an optical system generating a pupil image of a measurement target, using the polarized light, a self-interference generating unit generating multiple beams that are split from the pupil image, and a detecting unit detecting a self-interference image generated by interference of the multiple beams with each other.
    Type: Application
    Filed: January 27, 2022
    Publication date: January 5, 2023
    Inventors: Jin Yong KIM, Dae Hoon HAN, Wook Rae KIM, Myung Jun LEE, Gwang Sik PARK, Sung Ho JANG
  • Patent number: 10955360
    Abstract: Systems and methods related to a structured illumination (SI)-based inspection apparatus are described. The SI-based inspection apparatus may be capable of accurately inspecting an inspection object in real time with high resolution, while reducing the loss of light. Also described are an inspection method, and a semiconductor device fabrication method including the SI-based inspection method. The inspection apparatus may include a light source configured to generate and output a light beam, a phase shifting grating (PSG) configured to convert the light beam from the light source into the SI, a beam splitter configured to cause the SI to be incident on an inspection object and output a reflected beam from the inspection object, a stage capable of moving the inspection object and on which the inspection object is arranged, and a time-delayed integration (TDI) camera configured to capture images of the inspection object by detecting the reflected beam.
    Type: Grant
    Filed: February 26, 2019
    Date of Patent: March 23, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Myung-jun Lee, Ken Ozawa, Wook-rae Kim, Gwang-sik Park, Ji-hoon Kang, Kwang-soo Kim
  • Publication number: 20200064276
    Abstract: Systems and methods related to a structured illumination (SI)-based inspection apparatus are described. The SI-based inspection apparatus may be capable of accurately inspecting an inspection object in real time with high resolution, while reducing the loss of light. Also described are an inspection method, and a semiconductor device fabrication method including the SI-based inspection method. The inspection apparatus may include a light source configured to generate and output a light beam, a phase shifting grating (PSG) configured to convert the light beam from the light source into the SI, a beam splitter configured to cause the SI to be incident on an inspection object and output a reflected beam from the inspection object, a stage capable of moving the inspection object and on which the inspection object is arranged, and a time-delayed integration (TDI) camera configured to capture images of the inspection object by detecting the reflected beam.
    Type: Application
    Filed: February 26, 2019
    Publication date: February 27, 2020
    Inventors: MYUNG-JUN LEE, Ken Ozawa, Wook-rae Kim, Gwang-Sik Park, Ji-hoon Kang, Kwang-Soo Kim
  • Patent number: 9983144
    Abstract: Provided are a plasma light source capable of solving a problem occurring when an arc discharge lamp is used and an inspection apparatus capable of providing uniform and high-brightness plasma light. The plasma light source includes a pulse laser generator configured to generate a pulse laser beam, a continuous wave (CW) laser generator configured to generate an infrared ray (IR) CW laser beam, a first dichroic mirror configured to transmit or reflect the pulse laser beam and reflect or transmit the IR CW laser beam, a chamber configured to receive the pulse laser beam to ignite plasma and the IR CW laser beam to maintain the plasma in an ignited state, and discharge plasma light generated by the plasma, and a second dichroic mirror configured to transmit the pulse laser beam and the IR CW laser beam and reflect the plasma light.
    Type: Grant
    Filed: December 9, 2015
    Date of Patent: May 29, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kohei Hashimoto, Nobuyuki Kimura, Wook-rae Kim, Byeong-hwan Jeon
  • Patent number: 9839110
    Abstract: A plasma light source apparatus includes a first laser generator configured to generate a first laser. A second laser generator is configured to generate a second laser. A chamber is configured to accommodate and seal a medium material for plasma ignition and to allow plasma to be ignited by the first laser and to be maintained by the second laser. An inner surface of the chamber includes two curved mirrors that face each other.
    Type: Grant
    Filed: July 28, 2016
    Date of Patent: December 5, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Wook-Rae Kim, Won-Don Joo, Byeong-Hwan Jeon, Sung-Hwi Cho, Young-Kyu Park, Jung-Chul Lee, Jin-Woo Ahn
  • Patent number: 9702826
    Abstract: A method of inspecting a surface of an object includes providing a laser beam irradiated in a first direction substantially parallel to the surface of the object, adjusting a diameter of the annular laser beam, reflecting the annular laser beam toward the surface of the object in a second direction substantially perpendicular to the first direction, in a primary reflection, and reflecting the primarily reflected laser toward an inspection region of the object, in a secondary reflection. An incident angle of the annular laser beam with respect to the surface of the object may be determined by the diameter of the annular laser beam.
    Type: Grant
    Filed: June 26, 2015
    Date of Patent: July 11, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kohei Hashimoto, Wook-Rae Kim, Byeong-Hwan Jeon, Chang-Hoon Choi
  • Publication number: 20170111986
    Abstract: A plasma light source apparatus includes a first laser generator configured to generate a first laser. A second laser generator is configured to generate a second laser. A chamber is configured to accommodate and seal a medium material for plasma ignition and to allow plasma to be ignited by the first laser and to be maintained by the second laser. An inner surface of the chamber includes two curved mirrors that face each other.
    Type: Application
    Filed: July 28, 2016
    Publication date: April 20, 2017
    Inventors: WOOK-RAE KIM, WON-DON JOO, BYEONG-HWAN JEON, SUNG-HWI CHO, YOUNG-KYU PARK, JUNG-CHUL LEE, JIN-WOO AHN
  • Patent number: 9546772
    Abstract: A rod lens for a lighting apparatus and a lighting apparatus including the rod lens are disclosed. The rod lens having a rectangular rod structure extends lengthwise and includes a first end and a second end opposing each other. The first end is a light incident surface and formed of one continuous surface. The second end is a light exit surface and formed of a plurality of separated surfaces.
    Type: Grant
    Filed: January 21, 2015
    Date of Patent: January 17, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kwang-soo Kim, Wook-rae Kim, Tae-joong Kim, Byeong-hwan Jeon
  • Patent number: 9425036
    Abstract: Provided are a light source device and a semiconductor manufacturing apparatus including the same. The light source device includes a light-emitting lamp. The light source device includes a laser generator configured to generate and direct a laser beam to the light-emitting lamp. The light source device includes a recycling optical element configured to redirect the laser beam to the light-emitting lamp. The recycling optical element includes a first recycling optical modulator configured to change the phase of the laser beam.
    Type: Grant
    Filed: January 9, 2014
    Date of Patent: August 23, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Wook-Rae Kim, Hashimoto Kohei, Won-Don Joo, Kwang-Soo Kim, Byeong-Hwan Jeon, Sue-Jin Cho
  • Patent number: 9374883
    Abstract: A plasma light source apparatus is provided. The plasma light source apparatus includes a chamber, a laser generating part, and a curved mirror. The chamber includes a plasma source gas for generating laser induced plasma. The laser generating part is spaced apart from the chamber and generates a hollow laser beam. The curved mirror is disposed between the chamber and the laser generating part. The curved mirror is configured to reflect and to condense the generated hollow laser beam into the chamber to generate the laser induced plasma in the chamber, and to reflect light emitted from the generated laser induced plasma.
    Type: Grant
    Filed: December 4, 2014
    Date of Patent: June 21, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Young-Kyu Park, Wook-Rae Kim, Byeong-Hwan Jeon, Hashimoto Kohei
  • Publication number: 20160169814
    Abstract: Provided are a plasma light source capable of solving a problem occurring when an arc discharge lamp is used and an inspection apparatus capable of providing uniform and high-brightness plasma light. The plasma light source includes a pulse laser generator configured to generate a pulse laser beam, a continuous wave (CW) laser generator configured to generate an infrared ray (IR) CW laser beam, a first dichroic mirror configured to transmit or reflect the pulse laser beam and reflect or transmit the IR CW laser beam, a chamber configured to receive the pulse laser beam to ignite plasma and the IR CW laser beam to maintain the plasma in an ignited state, and discharge plasma light generated by the plasma, and a second dichroic mirror configured to transmit the pulse laser beam and the IR CW laser beam and reflect the plasma light.
    Type: Application
    Filed: December 9, 2015
    Publication date: June 16, 2016
    Inventors: Kohei Hashimoto, Nobuyuki Kimura, Wook-rae Kim, Byeong-hwan Jeon
  • Patent number: 9305764
    Abstract: A plasma light source includes a chamber having an ionizable medium therein, an ignition source configured to provide first electromagnetic radiation to the chamber, a sustaining source configured to separately provide second electromagnetic radiation to the chamber, a first curved mirror positioned adjacent the chamber, and a second curved mirror positioned opposite the first mirror and arranged to direct the first electromagnetic radiation toward the chamber. The second electromagnetic radiation may be different than the first electromagnetic radiation. Related devices and methods of operation are also discussed.
    Type: Grant
    Filed: February 4, 2015
    Date of Patent: April 5, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young-kyu Park, Wook-rae Kim, Kwang-soo Kim, Tae-joong Kim, Byeong-hwan Jeon
  • Publication number: 20160077017
    Abstract: A method of inspecting a surface of an object includes providing a laser beam irradiated in a first direction substantially parallel to the surface of the object, adjusting a diameter of the annular laser beam, reflecting the annular laser beam toward the surface of the object in a second direction substantially perpendicular to the first direction, in a primary reflection, and reflecting the primarily reflected laser toward an inspection region of the object, in a secondary reflection. An incident angle of the annular laser beam with respect to the surface of the object may be determined by the diameter of the annular laser beam.
    Type: Application
    Filed: June 26, 2015
    Publication date: March 17, 2016
    Inventors: KOHEI HASHIMOTO, WOOK-RAE KIM, BYEONG-HWAN JEON, CHANG-HOON CHOI
  • Publication number: 20160005588
    Abstract: A plasma light source includes a chamber having an ionizable medium therein, an ignition source configured to provide first electromagnetic radiation to the chamber, a sustaining source configured to separately provide second electromagnetic radiation to the chamber, a first curved mirror positioned adjacent the chamber, and a second curved mirror positioned opposite the first mirror and arranged to direct the first electromagnetic radiation toward the chamber. The second electromagnetic radiation may be different than the first electromagnetic radiation. Related devices and methods of operation are also discussed.
    Type: Application
    Filed: February 4, 2015
    Publication date: January 7, 2016
    Inventors: Young-kyu Park, Wook-rae Kim, Kwang-soo Kim, Tae-joong Kim, Byeong-hwan Jeon
  • Publication number: 20150355441
    Abstract: An objective lens assembly includes a catadioptric group, a first refractive lens axially aligned with the catadioptric group, and a focusing lens axially aligned with and between the catadioptric group and the first refractive lens. The focusing lens is an aspheric lens.
    Type: Application
    Filed: February 24, 2015
    Publication date: December 10, 2015
    Inventors: Tae-Joong KIM, Kwang-Soo KIM, Wook-Rae KIM, Young-Kyu PARK, Byeong-Hwan JEON, Kohei HASHIMOTO
  • Publication number: 20150226398
    Abstract: A rod lens for a lighting apparatus and a lighting apparatus including the rod lens are disclosed. The rod lens having a rectangular rod structure extends lengthwise and includes a first end and a second end opposing each other. The first end is a light incident surface and formed of one continuous surface. The second end is a light exit surface and formed of a plurality of separated surfaces.
    Type: Application
    Filed: January 21, 2015
    Publication date: August 13, 2015
    Inventors: Kwang-soo KIM, Wook-rae KIM, Tae-joong KIM, Byeong-hwan Jeon
  • Publication number: 20150163893
    Abstract: A plasma light source apparatus is provided. The plasma light source apparatus includes a chamber, a laser generating part, and a curved mirror. The chamber includes a plasma source gas for generating laser induced plasma. The laser generating part is spaced apart from the chamber and generates a hollow laser beam. The curved mirror is disposed between the chamber and the laser generating part. The curved mirror is configured to reflect and to condense the generated hollow laser beam into the chamber to generate the laser induced plasma in the chamber, and to reflect light emitted from the generated laser induced plasma.
    Type: Application
    Filed: December 4, 2014
    Publication date: June 11, 2015
    Inventors: YOUNG-KYU PARK, WOOK-RAE KIM, BYEONG-HWAN JEON, HASHIMOTO KOHEI
  • Publication number: 20140239795
    Abstract: Provided are a light source device and a semiconductor manufacturing apparatus including the same. The light source device includes a light-emitting lamp. The light source device includes a laser generator configured to generate and direct a laser beam to the light-emitting lamp. The light source device includes a recycling optical element configured to redirect the laser beam to the light-emitting lamp. The recycling optical element includes a first recycling optical modulator configured to change the phase of the laser beam.
    Type: Application
    Filed: January 9, 2014
    Publication date: August 28, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: WOOK-RAE KIM, Hashimoto Kohei, Won-Don Joo, Kwang-Soo Kim, Byeong-Hwan Jeon, Sue-Jin Cho