Patents by Inventor Jong Kwang Lee

Jong Kwang Lee 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: 12088103
    Abstract: A charging/discharging system to provide a direct current (DC) distribution based charging/discharging system for a battery formation process, in which a large number of batteries is connected in common to a DC grid through charge/discharge equipment, alternating current (AC) power from an AC power network is converted to DC power required for the battery formation process and the DC power is outputted to the DC grid is provided.
    Type: Grant
    Filed: November 11, 2021
    Date of Patent: September 10, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Hong-Kyun Kim, Ik-Jae Lee, Jong-Kwang Shin, Tae-Wook An, Chang-Sin Yeo, Hee-Seung Wang, Chan-Hee Lee, Ji-Su Hong
  • Patent number: 12069917
    Abstract: A display device includes a substrate including a display area including pixels, and a light transmissive area including a portion in the display area, and signal lines disposed in the display area and electrically connected with the pixels, where the signal lines include a first signal line on a first side, a second signal line on a second side and arranged with the first signal line in a first direction, and a third signal line on a third side, and the third signal line is arranged with the first signal line and the second signal line in a second direction, the first and second signal lines are insulated from each other in the display area, and a length of the third signal line is longer than a length of the second signal line in the first direction.
    Type: Grant
    Filed: December 19, 2022
    Date of Patent: August 20, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang Hoon Lee, Ki Nyeng Kang, Sun Kwang Kim, Tae Woo Kim, Jong Hyun Choi, Tae Hoon Yang
  • Patent number: 12038481
    Abstract: Provided are a voltage sensing circuit, including a first sub-sensing circuit including a light emitting device, and electrically connected in parallel to a battery, and a second sub-sensing circuit including a light receiving device optically coupled to the light emitting device, and electrically isolated from the first sub-sensing circuit. The light emitting device is for generating an optical signal in response to a voltage across the light emitting device. The second sub-sensing circuit is for outputting a voltage sensing signal indicating a level of voltage across the battery in response to the optical signal. When the voltage across the battery is equal to a first reference voltage indicating an overvoltage state of the battery, a second reference voltage which is lower than the first reference voltage is applied across the light emitting device. The second reference voltage is lower than a threshold voltage of the light emitting device.
    Type: Grant
    Filed: April 13, 2021
    Date of Patent: July 16, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Hong-Kyun Kim, Je-Chang Ryu, Jong-Kwang Shin, Ik-Jae Lee, Chang-Hun Sung
  • Patent number: 12013499
    Abstract: The present invention relates to a method for simultaneous analysis of radiocarbon and tritium, the method including (i) mixing a radioactive waste sample containing a radiocarbon nuclide and tritiated water, and an oxidizing agent; (ii) oxidizing the radiocarbon nuclide in the radioactive waste sample to a gas containing an oxide of the radiocarbon nuclide by the oxidizing agent while suppressing volatilization of compounds containing gamma radionuclides other than the radiocarbon nuclide and tritium; (iii) discharging the gas containing an oxide of the radiocarbon nuclide by injecting an inert gas to the mixture; (iv) vaporizing and discharging the tritiated water in the mixture; and (v) analyzing radioactivity of radiocarbon and tritium from the discharged gas containing an oxide of the radiocarbon nuclide and tritiated water, and an apparatus for analysis of the same.
    Type: Grant
    Filed: October 4, 2022
    Date of Patent: June 18, 2024
    Assignee: Korea Atomic Energy Research Institute
    Inventors: Hong Joo Ahn, Hwan Seo Park, Jong Kwang Lee, Ki Rak Lee, Kwang Jae Son
  • Publication number: 20230103847
    Abstract: The present invention relates to a method for simultaneous analysis of radiocarbon and tritium, the method including (i) mixing a radioactive waste sample containing a radiocarbon nuclide and tritiated water, and an oxidizing agent; (ii) oxidizing the radiocarbon nuclide in the radioactive waste sample to a gas containing an oxide of the radiocarbon nuclide by the oxidizing agent while suppressing volatilization of compounds containing gamma radionuclides other than the radiocarbon nuclide and tritium; (iii) discharging the gas containing an oxide of the radiocarbon nuclide by injecting an inert gas to the mixture; (iv) vaporizing and discharging the tritiated water in the mixture; and (v) analyzing radioactivity of radiocarbon and tritium from the discharged gas containing an oxide of the radiocarbon nuclide and tritiated water, and an apparatus for analysis of the same.
    Type: Application
    Filed: October 4, 2022
    Publication date: April 6, 2023
    Applicant: KOREA ATOMIC ENERGY RESEARCH INSTITUTE
    Inventors: Hong Joo AHN, Hwan Seo PARK, Jong Kwang LEE, Ki Rak LEE, Kwang Jae SON
  • Patent number: 9981393
    Abstract: A remote attaching and detaching device which includes a camera module to substitute a worker's vision in such an environment where the worker's direct access to the in-cell is extremely limited or impossible. In a remote attaching and detaching device including a camera module for monitoring operating environment of a slave arm of a remote robot working in hazardous environment, the remote attaching and detaching device includes a fixing module fixed to a proximity of a gripper provided on the slave arm, and the camera module is attachable to and detachable from the fixing module, and provides visual in-cell information or situation about surroundings of the gripper.
    Type: Grant
    Filed: August 26, 2013
    Date of Patent: May 29, 2018
    Assignees: KOREA ATOMIC ENERGY RESEARCH INSTITUTE, KOREA HYDRO AND NUCLEAR POWER CO., LTD.
    Inventors: Kiho Kim, Jong Kwang Lee, Seung-Nam Yu, Byung Suk Park, Il-Je Cho, Hansoo Lee
  • Patent number: 9389515
    Abstract: A method for forming a pattern includes forming a photosensitive film by coating a photosensitive resin composition on a substrate, exposing the photosensitive film to light through a mask that includes a light transmission region and a non-light transmission region, coating a developing solution on the photosensitive film, and forming a photosensitive film pattern by baking the photosensitive film, wherein the photosensitive resin composition includes an alkali soluble base resin, a photoacid generator and a photoactive compound.
    Type: Grant
    Filed: April 2, 2015
    Date of Patent: July 12, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jeong Won Kim, Jin Ho Ju, Jong Kwang Lee, Min Kang, Tae Gyun Kim
  • Publication number: 20160099263
    Abstract: Provided are a display device and a method of manufacturing of the display device. The display device includes a substrate subjected to a primary preprocess; a conductor formed on the substrate and subjected to a secondary preprocess; and an insulating layer formed on the substrate and the conductor, in which the primary preprocess is performed for a surface energy of the first substrate higher than a first reference value and the secondary preprocess is performed for a surface energy of the conductor lower than a second reference value.
    Type: Application
    Filed: November 24, 2015
    Publication date: April 7, 2016
    Inventors: Min KANG, Jong Kwang LEE, Sang Hee JANG, Jin Ho JU
  • Patent number: 9224763
    Abstract: Provided are a display device and a method of manufacturing of the display device. The display device includes a substrate subjected to a primary preprocess; a conductor formed on the substrate and subjected to a secondary preprocess; and an insulating layer formed on the substrate and the conductor, in which the primary preprocess is performed for a surface energy of the first substrate higher than a first reference value and the secondary preprocess is performed for a surface energy of the conductor lower than a second reference value.
    Type: Grant
    Filed: August 17, 2011
    Date of Patent: December 29, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Min Kang, Jong Kwang Lee, Sang Hee Jang, Jin Ho Ju
  • Publication number: 20150212422
    Abstract: A method for forming a pattern includes forming a photosensitive film by coating a photosensitive resin composition on a substrate, exposing the photosensitive film to light through a mask that includes a light transmission region and a non-light transmission region, coating a developing solution on the photosensitive film, and forming a photosensitive film pattern by baking the photosensitive film, wherein the photosensitive resin composition includes an alkali soluble base resin, a photoacid generator and a photoactive compound.
    Type: Application
    Filed: April 2, 2015
    Publication date: July 30, 2015
    Inventors: Jeong Won KIM, Jin Ho JU, Jong Kwang LEE, Min KANG, Tae Gyun KIM
  • Patent number: 9069258
    Abstract: A mask may include a circuit area and a pixel area. The circuit area includes a circuit pattern. The pixel area includes a pixel pattern which is extended in a length direction and an assist pattern which is at an end portion of the pixel pattern and adjacent to the circuit area.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: June 30, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Bong-Yeon Kim, Min Kang, Seung-Bo Shim, Jong-kwang Lee, Jin-Ho Ju, Jeong-Won Kim, Tae-Gyun Kim, Chul-Won Park, Jun-Hyuk Woo, Hyun-Joo Lee
  • Patent number: 9017925
    Abstract: A method for forming a pattern includes forming a photosensitive film by coating a photosensitive resin composition on a substrate, exposing the photosensitive film to light through a mask that includes a light transmission region and a non-light transmission region, coating a developing solution on the photosensitive film, and forming a photosensitive film pattern by baking the photosensitive film, wherein the photosensitive resin composition includes an alkali soluble base resin, a photoacid generator and a photoactive compound.
    Type: Grant
    Filed: September 2, 2011
    Date of Patent: April 28, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jeong Won Kim, Jin Ho Ju, Jong Kwang Lee, Min Kang, Tae Gyun Kim
  • Patent number: 9005850
    Abstract: Provided is a photolithography mask capable of forming fine patterns beyond a critical resolution of an exposer without replacing or changing the exposer. The mask includes an at least partially light absorbing phase shift layer and uses a complex wavelength light source.
    Type: Grant
    Filed: May 14, 2012
    Date of Patent: April 14, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Bong-Yeon Kim, Min Kang, Jong Kwang Lee, Jin Ho Ju
  • Patent number: 8982326
    Abstract: An exposure system includes an exposure apparatus and a phase shift mask. The exposure apparatus emits a multi-wavelength light including a plurality of wavelengths different from each other. The phase shift mask includes a transparent substrate and a light blocking layer. The transparent substrate includes a first surface, and a second surface opposite to the first surface. The multi-wavelength light is incident into the first surface. The transparent substrate further includes a recess which extends from the second surface toward the first surface. The light blocking layer includes a first opening which exposes the second surface of the transparent substrate, and a second opening which is spaced apart from the first opening and exposes the recess of the transparent substrate.
    Type: Grant
    Filed: October 16, 2012
    Date of Patent: March 17, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong-Kwang Lee, Min Kang, Jin-Ho Ju, Bong-Yeon Kim
  • Patent number: 8895209
    Abstract: Provided are a photomask, including: a substrate; an opaque pattern formed on the substrate and made of a material which does not penetrate light; a first dielectric layer formed on the substrate and the opaque pattern; and a negative refractive-index meta material layer formed on the first dielectric layer, in which a dispersion mode used in the photomask uses a Quasi bound mode, a manufacturing method of the photomask, and a manufacturing method of a substrate using the photomask.
    Type: Grant
    Filed: August 2, 2012
    Date of Patent: November 25, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Min Kang, Jong Kwang Lee, Jin Ho Ju, Bong-Yeon Kim, Hyang-Shik Kong, Kyoung Sik Kim, Seung Hwa Baek
  • Patent number: 8895439
    Abstract: A method for forming a fine exposure pattern where a width and an interval of the pattern are each 1CD, by first exposing a photoresist by using an exposure mask where an interval ratio of a light shielding part and a light transmission part is 2CD:1CD to 4CD:1CD, and then second exposing the photoresist after the exposure mask is shifted at a predetermined interval, or second exposing the photoresist by using an exposure mask formed at a position where a light transmission part is shifted at a predetermined interval, and developing the photoresist, such that it is possible to form a display device having a pixel electrode including a plurality of fine branch electrodes having a smaller width and interval than a resolution of an exposure apparatus.
    Type: Grant
    Filed: June 1, 2012
    Date of Patent: November 25, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Woo-Seok Jeon, Jong Kwang Lee, Jin Ho Ju, Min Kang, Hoon Kang, Seung Bo Shim, Gwui-Hyun Park, Bong-Yeon Kim, Seon-II Kim
  • Patent number: 8866198
    Abstract: The present invention relates to a display device and a method of manufacturing the display device. The display device includes an insulation substrate, a gate conductor including a gate line and a gate electrode, an organic layer on the insulation substrate and the gate line, and a data conductor including a data line, a drain electrode, and a source electrode. The data line crosses the gate line. The gate electrode, the drain electrode, and the source electrode form a transistor, and a thickness of the gate electrode may be larger than a thickness of the gate line.
    Type: Grant
    Filed: May 9, 2011
    Date of Patent: October 21, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Min Kang, Jin Ho Ju, Jong Kwang Lee
  • Publication number: 20140055597
    Abstract: A remote attaching and detaching device is provided, which includes a camera module to substitute a worker's vision in such an environment where the worker's direct access to the in-cell is extremely limited or impossible. In a remote attaching and detaching device including a camera module for monitoring operating environment of a slave arm of a remote robot working in hazardous environment, the remote attaching and detaching device includes a fixing module fixed to a proximity of a gripper provided on the slave arm, and the camera module is attachable to and detachable from the fixing module, and provides visual in-cell information or situation about surroundings of the gripper.
    Type: Application
    Filed: August 26, 2013
    Publication date: February 27, 2014
    Applicants: KOREA HYDRO AND NUCLEAR POWER CO., LTD, KOREA ATOMIC ENERGY RESEARCH INSTITUTE
    Inventors: Kiho KIM, Jong Kwang Lee, Seung-Nam Yu, Byung Suk Park, Il-Je Cho, Hansoo Lee
  • Publication number: 20130316270
    Abstract: A mask may include a circuit area and a pixel area. The circuit area includes a circuit pattern. The pixel area includes a pixel pattern which is extended in a length direction and an assist pattern which is at an end portion of the pixel pattern and adjacent to the circuit area.
    Type: Application
    Filed: March 15, 2013
    Publication date: November 28, 2013
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Bong-Yeon KIM, Min KANG, Seung-Bo SHIM, Jong-kwang LEE, Jin-Ho JU, Jeong-Won KIM, Tae-Gyun KIM, Chul-Won PARK, Jun-Hyuk WOO, Hyun-Joo LEE
  • Patent number: 8574792
    Abstract: A photomask includes a substrate, a mask pattern layer and a super lens. The substrate includes a pattern which includes protruding portions, and open portions between the protruding portions. The mask pattern layer is in the open portions of the pattern and fills the open portions of the pattern. The super lens is on the substrate and the mask pattern layer.
    Type: Grant
    Filed: May 18, 2011
    Date of Patent: November 5, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong Kwang Lee, Jin Ho Ju, Min Kang, Hyang-Shik Kong