Patents by Inventor Jin Choi

Jin Choi 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: 11948532
    Abstract: A display device comprises a display area including a plurality of pixels, a peak driving determination part determining peak driving based on an input image signal, a normal driving compensation part including a first luminance lookup table having a first luminance as a peak luminance, a peak driving compensation part including a second luminance lookup table having a second luminance higher than the first luminance as a peak luminance, a compensation adjusting part that generates a peak driving gamma curve by smoothing a first and second luminance gamma curves corresponding to the first and second luminance lookup tables and generates a peak driving lookup table according to the peak driving gamma curve, and a signal controller generating an image data signal by applying one normal driving lookup table to a portion of the display area and applying the peak driving lookup table to an other portion of the display area.
    Type: Grant
    Filed: October 31, 2022
    Date of Patent: April 2, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ki Hyun Pyun, Eun Jin Choi
  • Patent number: 11946662
    Abstract: An apparatus and a method for predicting an amount of temperature change of a target zone are provided. The method includes collecting a plurality of base information, and calculating base relationship information between an indoor/outdoor temperature difference of the target zone and an amount of temperature change of the target zone on the basis of the plurality of base information. Each of the plurality of base information is information on the amount of temperature change of the target zone according to the indoor/outdoor temperature difference of the target zone during a late night time section, and the late night time section is set on the basis of at least one of activity schedule information, a sunrise time point, and a sunset time point of the target zone.
    Type: Grant
    Filed: May 5, 2023
    Date of Patent: April 2, 2024
    Assignee: SEEDN CO., LTD
    Inventors: Hyun Woong Choi, Won Jin Hong
  • Patent number: 11944958
    Abstract: Disclosed herein are a catalyst for hydrocracking reaction of high molecular weight components in bio-oil, a method for preparing the same and a method for bio-oil upgrading using the same. The catalyst includes a zeolite carrier; and at least one metal selected from the group consisting of nickel (Ni), ruthenium (Ru) and cerium (Ce) supported on the carrier. The catalyst promotes the hydrocracking of high molecular weight compounds contained in the bio-oil, but also inhibits the polymerization reaction of the decomposed product, thereby more effectively enhancing the hydrocracking reaction of the bio-oil.
    Type: Grant
    Filed: July 18, 2022
    Date of Patent: April 2, 2024
    Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Chunjae Yoo, Jeong-Myeong Ha, Dong Jin Suh, Jae Wook Choi, Young Hyun Yoon, Kyeongsu Kim, Chang Soo Kim, Kwang Ho Kim, Thi Lien Do
  • Patent number: 11950158
    Abstract: The present invention relates to a method and device for distributing idle UE by a carrier in eNB of a multi-carrier based mobile communication system. The method of distributing idle UE in a multi-carrier based mobile communication system according to the present invention includes a process of determining a search rate by a carrier on the basis of information representing load on the carrier, a step of determining a cell reselection priority on the idle UE on the basis of the determined search rate, and a process of transmitting the determined cell reselection priority to the idle UE.
    Type: Grant
    Filed: August 23, 2021
    Date of Patent: April 2, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jeong-Jae Won, Dae-Joong Kim, Han-Seok Kim, Abhishek Roy, Hwa-Jin Cha, Jung-Min Choi
  • Patent number: 11949875
    Abstract: A method for decoding an image by a decoding apparatus according to the present invention comprises the steps of: deriving predicted samples by performing prediction on a current block; determining whether the current block is to be divided, on the basis of a size and a maximum transform size of the current block; when the current block is determined to be divided, dividing the current block into transform blocks; deriving transform coefficients of the transform blocks; deriving residual samples by performing an inverse transform procedure for the transform coefficients; and generating a reconstructed picture on the basis of the residual samples and the predicted samples, wherein, when the size of the current block is larger than the maximum transform size, the current block is determined to be divided.
    Type: Grant
    Filed: March 28, 2023
    Date of Patent: April 2, 2024
    Assignee: LG ELECTRONICS INC.
    Inventors: Sunmi Yoo, Jangwon Choi, Jin Heo
  • Patent number: 11944661
    Abstract: The present invention provides a pharmaceutical composition for prevention or treatment of a stress disease and depression, the pharmaceutical composition be safely useable without toxicity and side effects by using an extract of leaves of Vaccinium bracteatum Thunb., which is natural resource of Korea, so that the reduction of manufacturing and production costs and the import substitution and export effects can be expected through the replacement of a raw material for preparation with a plant inhabiting in nature.
    Type: Grant
    Filed: February 7, 2018
    Date of Patent: April 2, 2024
    Assignee: JEONNAM BIOINDUSTRY FOUNDATION
    Inventors: Chul Yung Choi, Dool Ri Oh, Yu Jin Kim, Eun Jin Choi, Hyun Mi Lee, Dong Hyuck Bae, Kyo Nyeo Oh, Myung-A Jung, Ji Ae Hong, Kwang Su Kim, Hu Won Kang, Jae Yong Kim, Sang O Pan, Sung Yoon Park, Rack Seon Seong
  • Patent number: 11950476
    Abstract: A display device includes a substrate; a transistor disposed on the substrate; a first insulating layer disposed on the transistor; and a first pixel electrode and a second pixel electrode disposed on the first insulating layer to be adjacent to each other. The first insulating layer includes a first opening between the first pixel electrode and the second pixel electrode.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: April 2, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun Ho Choi, Chun Gi You, Seong Kweon Heo, Eun Young You, Hyun Jin Hong
  • Patent number: 11948440
    Abstract: The present disclosure relates to a system and method for predicting and detecting the outbreak of a fire.
    Type: Grant
    Filed: November 26, 2020
    Date of Patent: April 2, 2024
    Assignee: FS, Inc
    Inventors: Young Jin Kim, Gi Ryung Kwon, Si Young Choi
  • Publication number: 20240103247
    Abstract: A lens assembly includes a lens barrel, a plurality of lenses arranged inside the lens barrel along an optical axis, and a cover member fixed to an end of the lens barrel on a subject side and fixing a last lens of the plurality of lenses on the subject side, wherein outer diameters of the plurality of lenses decrease from the subject side to an image side, and an outer diameter of the lens barrel is constant or smaller from the subject side to the image side.
    Type: Application
    Filed: July 20, 2023
    Publication date: March 28, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seong Jin CHOI, Young Suk KANG, Yong Joo JO
  • Publication number: 20240107062
    Abstract: An image decoding method performed by a decoding device according to the present document comprises the steps of deriving an intra prediction type for a current block from among intra prediction types; constituting an intra prediction mode candidate list of the current block on the basis of intra prediction modes of neighboring blocks of the current block; deriving an intra prediction mode of the current block on the basis of the intra prediction mode candidate list; and generating prediction samples of the current block on the basis of the intra prediction type and the intra prediction mode.
    Type: Application
    Filed: November 30, 2023
    Publication date: March 28, 2024
    Inventors: Jangwon CHOI, Jin HEO, Seunghwan KIM, Jaehyun LIM, Ling LI
  • Publication number: 20240107735
    Abstract: An apparatus can include a support structure and a docking station, wherein the apparatus is configured to move the docking station relative to the support structure. The apparatus can further include a head among a plurality of heads. The apparatus can also include a first coupler configured to couple the head to the support structure and to decouple the head from the support structure and a second coupler configured to couple the head to the docking station and to decouple the head from the docking station. A method of using the apparatus can include coupling the head to the docking station and decoupling the first head from the support structure. The method can further include moving the docking station along the support structure. The method can also include coupling the head to the support structure and decoupling the head from the docking station.
    Type: Application
    Filed: September 27, 2022
    Publication date: March 28, 2024
    Inventors: Byung-Jin CHOI, Anshuman CHERALA
  • Publication number: 20240107034
    Abstract: An image decoding method carried out by a decoding device, according to the present document, comprises the steps of: acquiring a sign data hiding enable flag; acquiring a transform skip residual coding (TSRC) enable flag on the basis of the sign data hiding enable flag; acquiring residual information for a current block, on the basis of the TSRC enable flag; deriving a residual sample of the current block, on the basis of the residual information; and generating a reconstructed picture on the basis of the residual sample, wherein the sign data hiding enable flag is a flag indicating whether sign data hiding is enabled, the TSRC enable flag is a flag indicating whether TSRC is enabled, and the TSRC enable flag is acquired on the basis of the sign data hiding enable flag having a value of zero.
    Type: Application
    Filed: November 16, 2023
    Publication date: March 28, 2024
    Inventors: Jungah CHOI, Sunmi YOO, Junghak NAM, Jin HEO, Jangwon CHOI, Seunghwan KIM
  • Publication number: 20240105963
    Abstract: A method for manufacturing a gas diffusion layer for a fuel cell wherein carbon nanotubes are impregnated into Korean paper, thereby enhancing electroconductivity, and a gas diffusion layer manufactured thereby. The method for manufacturing a gas diffusion layer for a fuel cell which is to manufacture a gas diffusion layer as a constituent member of a unit cell in a fuel cell, includes a support preparation step of preparing a support with Korean paper; a dispersion preparation step of dispersing a carbon substance in a solvent to form a dispersion, a coating step of coating the support with the dispersion, and a thermal treatment step of thermally treating the dispersion-coated support to fix the carbon substance to the support.
    Type: Application
    Filed: March 6, 2023
    Publication date: March 28, 2024
    Inventors: Seung Tak Noh, Ji Han Lee, In Seok Lee, Jae Man Park, Won Jong Choi, Choong Hee Kim, Seong Hwang Kim, Jong Hoon Lee, Soo Jin Park, Seul Yi Lee
  • Publication number: 20240101149
    Abstract: A method of automatically detecting a dynamic object recognition error in an autonomous vehicle is provided. The method includes parsing sensor data obtained by frame units from a sensor device equipped in an autonomous vehicle to generate raw data by using a parser, analyzing the raw data to output a dynamic object detection result by using a dynamic object recognition model, determining that detection of a dynamic object recognition error succeeds by using an error detector when the dynamic object detection result satisfies an error detection condition, and storing the raw data and the dynamic object detection result by using a non-volatile memory when the detection of the dynamic object recognition error succeeds.
    Type: Application
    Filed: September 21, 2023
    Publication date: March 28, 2024
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Dong-Jin LEE, Kyoung-Wook MIN, Jeong-Woo LEE, Jeong Dan CHOI, Seung Jun HAN
  • Publication number: 20240107783
    Abstract: An electronic device may include: a base layer; and a display element layer including a pixel defining film having an opening defined therein, and a light emitting element and a light receiving element which are divided by the pixel defining film, wherein the light emitting element and the light receiving element each include: a first electrode, a hole transport region on the first electrode, an electron transport region including a hole blocking layer, and a second electrode. The light emitting element includes an emission layer between the hole transport region and the electron transport region, and the light receiving element includes a light receiving layer between the hole transport region and the electron transport region, and an electron extraction layer between the light receiving layer and the electron transport region and including an n-dopant material.
    Type: Application
    Filed: July 28, 2023
    Publication date: March 28, 2024
    Inventors: KUNWOOK CHO, SOUNG WOOK KIM, MINSOO CHOI, SEOKGYU YOON, JIN-SOO JUNG, HYEJIN JUNG
  • Patent number: 11943434
    Abstract: A method for image decoding performed by a decoding device includes: deriving a specific value for a current chroma block; when a width and a height of the current chroma block have a value equal to or greater than the specific value, deriving upper peripheral chroma samples of a number equal to the specific value of the current chroma block and left peripheral chroma samples of a number equal to the specific value; deriving CCLM parameters on the basis of the upper peripheral chroma samples, the left peripheral chroma samples, and down-sampled peripheral luma samples; and deriving prediction samples for the current chroma block on the basis of the down-sampled luma samples and the CCLM parameters, where the derived specific value is 2.
    Type: Grant
    Filed: February 9, 2022
    Date of Patent: March 26, 2024
    Assignee: LG ELECTRONICS INC.
    Inventors: Jangwon Choi, Seunghwan Kim, Jin Heo
  • Patent number: 11944002
    Abstract: The present application relates to an organic light-emitting device and a flat display apparatus including the same.
    Type: Grant
    Filed: August 27, 2020
    Date of Patent: March 26, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Namsu Kang, Jin Kim, Dongkyu Lee, Hyunshik Lee, Jungho Choi, Jaehoon Hwang
  • Patent number: 11940846
    Abstract: A display device includes a display panel including a rear surface and a front surface, where the front surface is provided with a display surface and including a folding axis extending in a first direction, a first barrier member disposed on the rear surface of the display panel and having a modulus of about 1 GPa to about 300 GPa, a first coupling member disposed on a rear surface of the first barrier member, and a metal plate disposed on a rear surface of the first coupling member and including a first plate portion and a second plate portion which are arranged in a second direction crossing the first direction and a connection portion connecting the first plate portion and the second plate portion, where the first coupling member does not overlap the connection portion in a plan view.
    Type: Grant
    Filed: April 20, 2023
    Date of Patent: March 26, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jai Ku Shin, Dong Jin Park, Dong Woo Seo, Sung Chul Choi
  • Patent number: 11942291
    Abstract: The present disclosure relates to a motion sensing device for a vacuum circuit breaker and a vacuum circuit breaker comprising same. In the present disclosure, the motion sensing device for a vacuum circuit breaker is provided with a push rod assembly coupled to a movable electrode of a vacuum interrupter to elevate or lower the movable electrode, wherein the motion sensing device comprises: a sensor module spaced apart from the push rod assembly and arranged to face a side of a rod housing; and a sensing unit installed on a side of the push rod assembly and arranged to face the sensor module that senses the movement of the sensing unit.
    Type: Grant
    Filed: March 9, 2020
    Date of Patent: March 26, 2024
    Assignee: LS ELECTRIC CO., LTD.
    Inventor: Yong-Jin Choi
  • Patent number: 11942551
    Abstract: A semiconductor device includes a multi-channel active pattern, a plurality of gate structures on the multi-channel active pattern and spaced apart from each other in a first direction, the plurality of gate structures including a gate electrode that extends in a second direction different from the first direction, a source/drain recess between the adjacent gate structures, and a source/drain pattern on the multi-channel active pattern in the source/drain recess, wherein the source/drain pattern includes: a semiconductor liner layer including silicon-germanium and extending along the source/drain recess, a semiconductor filling layer including silicon-germanium on the semiconductor liner layer, and at least one or more semiconductor insertion layers between the semiconductor liner layer and the semiconductor filling layer, and wherein the at least one or more semiconductor insertion layers have a saddle structure.
    Type: Grant
    Filed: November 5, 2021
    Date of Patent: March 26, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jung Taek Kim, Seok Hoon Kim, Pan Kwi Park, Moon Seung Yang, Seo Jin Jeong, Min-Hee Choi, Ryong Ha