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: 11958755
    Abstract: Provided are a barium titanate powder having spherical shape fine particles which have an average particle diameter (D50) in a range of about 140-270 nm, a tetragonal structure having a markedly improved tetragonality (c/a) in a range of 1.007-1.01 in contrast to the conventional composition, and at the same time, a markedly improved crystallinity in a range of 93-96%, thereby showing improved dielectric properties, and a manufacturing method thereof.
    Type: Grant
    Filed: May 17, 2022
    Date of Patent: April 16, 2024
    Assignee: Korea Inst. of Ceramic Engineering & Technology
    Inventors: Moon Hee Choi, Hyeon Jin Jung, Seong Hyeok Choi
  • Publication number: 20240120287
    Abstract: Provided is an overlay mark. The overlay mark comprises a substrate, a lower overlay in the substrate, a pattern layer on the substrate, and an upper overlay defining an opening on the pattern layer. The lower overlay does not overlap the upper overlay in a thickness direction of the substrate.
    Type: Application
    Filed: October 3, 2023
    Publication date: April 11, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sang Won PARK, A Yeong CHA, Byeong-Hwan SON, Hye Jin LEE, Jung Hyun CHOI, Jong Hee HAN
  • Publication number: 20240120008
    Abstract: An operating method of a non-volatile memory device includes simultaneously performing a program operation on a plurality of selection transistors included in a plurality of cell strings each including a corresponding selection transistor of the selection transistors and a plurality of memory cells, each of the cell strings being coupled between a common source line and a corresponding bit line of a plurality of bit lines; sequentially performing verification operations on respective groups of the selection transistors, the groups being coupled to respective selection lines; and sequentially storing results of the verification operations into respective data latch circuits within each of a plurality of page buffers coupled to the bit lines.
    Type: Application
    Filed: January 31, 2023
    Publication date: April 11, 2024
    Inventors: Hyung Jin CHOI, Chan Hui JEONG
  • Publication number: 20240120938
    Abstract: The present disclosure relates to a time-division multiplexing (TDM)-based multi-channel electrocardiogram measurement apparatus and method, which remove the influence of power line interference in a way to implement multiple channels by using a TDM method, remove an electrode DC offset (EDO) through a pre-charged capacitor, and periodically take a current out or supply a current. The TDM-based multi-channel electrocardiogram measurement apparatus and method robust against power line interference according to the present disclosure have advantages in that it can measure electrocardiogram by using multiple channels with low power and high integration based on TDM, can perform contactless measurement because an EDO is efficiently eliminated and high impedance is satisfied, and has a characteristic robust against power line interference.
    Type: Application
    Filed: November 16, 2022
    Publication date: April 11, 2024
    Applicant: POSTECH ACADEMY-INDUSTRY FOUNDATION
    Inventors: Jae Yoon SIM, Kyu Jin CHOI
  • Publication number: 20240116882
    Abstract: The present invention relates to a novel benzotriazole derivative compound, a tautomer thereof, a pharmaceutically acceptable salt thereof, a hydrate thereof, or a stereoisomer thereof, which are related to a compound for inhibiting ENPP1, a composition for inhibiting ENPP1, and a method for inhibiting ENPP1.
    Type: Application
    Filed: January 28, 2022
    Publication date: April 11, 2024
    Applicant: TXINNO BIOSCIENCE INC.
    Inventors: Chan Sun Park, Sung Joon Kim, Ali Imran, Yoo Jin Na, So Ra Paik, Jung Hwan Choi, Sun Woo Lee, Yong Yea Park, Ah Ran Yu, Sun Young Park
  • Publication number: 20240117153
    Abstract: A sandwich panel for an automobile includes a core layer, a surface layer, and an adhesive layer. The core layer includes glass fibers and thermoplastic resins and defines an optimal weight and thickness to provide flexural performance and non-flammability. The sandwich panel provides a flame barrier layer, which is a non-combustible layer during ignition and prevents flame from leaking to the outside of the panel.
    Type: Application
    Filed: April 7, 2023
    Publication date: April 11, 2024
    Inventors: Duck Hyoung HWANG, Hyun Jun KIM, Hyo Sang AHN, Sang Hyun RHO, Suk JANG, Myung LEE, Da Young YU, Hyun Jin CHOI, Do Hyoung KIM, Chan Ho JUNG
  • Publication number: 20240119949
    Abstract: An encoding/decoding apparatus and method for controlling a channel signal is disclosed, wherein the encoding apparatus may include an encoder to encode an object signal, a channel signal, and rendering information for the channel signal, and a bit stream generator to generate, as a bit stream, the encoded object signal, the encoded channel signal, and the encoded rendering information for the channel signal.
    Type: Application
    Filed: November 30, 2023
    Publication date: April 11, 2024
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jeong Il SEO, Seung Kwon BEACK, Dae Young JANG, Kyeong Ok KANG, Tae Jin PARK, Yong Ju LEE, Keun Woo CHOI, Jin Woong KIM
  • Patent number: 11957028
    Abstract: A display panel is provided including a substrate including a display area comprising first pixels and a sensor area including second pixels and a transmission portion. A display element layer is disposed on the substrate, the display element layer comprising the first pixels electrically connected to a first thin film transistor and the second pixels electrically connected to a second thin film transistor. A conductive layer is disposed between the second thin film transistor and the substrate, the conductive layer having two or more steps at an edge thereof.
    Type: Grant
    Filed: February 18, 2022
    Date of Patent: April 9, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Injun Bae, Hyunwook Choi, Donghwi Kim, Chulho Kim, Woori Seo, Jin Jeon
  • Patent number: 11956996
    Abstract: A display panel includes a substrate having a first area in which first pixels are disposed and a second area in which second pixels and a light-transmitting area disposed between the second pixels are disposed, and a polarizing plate disposed above the light-transmitting area and including a light-transmitting pattern having a light transmittance higher than that of the remaining area, wherein the substrate includes a high-transmission area having a higher light transmittance than the remaining portion in a position corresponding to the second area.
    Type: Grant
    Filed: June 17, 2021
    Date of Patent: April 9, 2024
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Jung Hun Choi, Sung Jin Park, Mi Ran Rim, Min Ha Kang
  • Patent number: 11953068
    Abstract: A parking brake apparatus for a vehicle including a motor section receiving electric power from an outside, and generating power; a power transmission section rotated by driving of the motor section; a pair of pressing units receiving power from the power transmission section, and pressing a brake pad; a load transmission unit installed between the pair of pressing units, connected to each of the pair of pressing units, and transmitting a pressing load of any one of the pair of pressing units to the other pressing unit; and a transmission gear section restraint unit selectively restraining driving of the load transmission unit in conjunction with rotation of the power transmission section.
    Type: Grant
    Filed: December 31, 2020
    Date of Patent: April 9, 2024
    Assignee: Hyundai Mobis Co., Ltd.
    Inventor: Moo Jin Choi
  • Patent number: 11954361
    Abstract: A storage device including a non-volatile memory device which receives an operating command and performs an operation corresponding to the operating command, a voltage generating circuit which generates an operating voltage according to the operating command, and a flag generating circuit which receives a busy signal indicative of the non-volatile memory device performing the operation and a pump enable signal instructing pumping of the operating voltage, and outputs a flag signal based on the busy signal and the pump enable signal. The busy signal has a first level when the non-volatile memory device performs the operation, and the flag signal transitions from a second level to the first level in response to the operating voltage becoming equal to or higher than a first reference voltage while the busy signal is at the first level.
    Type: Grant
    Filed: November 26, 2021
    Date of Patent: April 9, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun Jin Shin, Do Hui Kim, Han Byul Choi
  • Patent number: 11955693
    Abstract: An antenna package according to an embodiment of the present disclosure includes a first antenna device including a first antenna unit, a first circuit board electrically connected to the first antenna unit, a second circuit board electrically connected to the first circuit board, a second antenna unit integrated with the second circuit board, and an antenna driving integrated circuit chip mounted on the second circuit board and electrically connected to the first antenna unit and the second antenna unit. Multi-axial radiation is implemented using the antenna package with high efficiency and reliability.
    Type: Grant
    Filed: January 6, 2022
    Date of Patent: April 9, 2024
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Byung Jin Choi, Na Yeon Kim, Han Sub Ryu, Dong Pil Park
  • Patent number: 11953783
    Abstract: Display apparatus includes LEDs, bottom chassis to accommodate the LEDs; and reflective member disposed on the bottom chassis. The reflective member includes a reflective bottom portion, and a reflective inclined portion obliquely formed to face a rear surface of the display panel which includes first regions that respectively correspond to LEDs located adjacent to the reflective inclined portion, and second regions each provided between two neighboring first regions and has a reflective characteristic different from a reflective characteristic of a neighboring first region. Second regions and neighboring first regions are on the reflective inclined portion having a uniform incline angle with respect to a side edge of the reflective bottom portion, the first regions include a group of light adjusting members, and the group of light adjusting members of each of the first regions is disposed to correspond to one of the LEDs disposed adjacent to the reflective inclined portion.
    Type: Grant
    Filed: February 28, 2023
    Date of Patent: April 9, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Byoung Jin Cho, Young Man Ahn, Dae Hee Lee, Nae Won Jang, Hyeong Sik Choi
  • Patent number: 11956451
    Abstract: A video decoding method performed by a decoding apparatus includes deriving one of a plurality of cross-component linear model (CCLM) prediction mode as a CCLM prediction mode of the current chroma block, deriving a sample number of neighboring chroma samples of the current chroma block based on the CCLM prediction mode of the current chroma block, a size of the current chroma block, and a specific value derived as 2. The method includes deriving the neighboring chroma samples of the sample number, calculating CCLM parameters based on the neighboring chroma samples and the down sampled neighboring luma samples, deriving prediction samples for the current chroma block based on the CCLM parameters and the down sampled luma samples and generating reconstructed samples for the current chroma block based on the prediction samples.
    Type: Grant
    Filed: May 25, 2023
    Date of Patent: April 9, 2024
    Assignee: LG ELECTRONICS INC.
    Inventors: Jangwon Choi, Jin Heo, Seunghwan Kim, Sunmi Yoo, Ling Li, Jungah Choi
  • Patent number: 11951678
    Abstract: Disclosed is a method for manufacturing a 3D printing structure, the method including: producing a molded body by performing 3D printing on paste including printing powder in a coagulation bath including a hydrogel; hardening the molded body produced in the coagulation bath; and removing the hydrogel in the coagulation bath. A method for manufacturing a 3D printing structure, which is provided according to an aspect of the disclosure, does not require printing of a separate support, and thus it is possible to save time and costs. A post-processing process for removing a support is not required. Thus, a process is further simplified, and there is no risk of damage to a structure.
    Type: Grant
    Filed: October 14, 2021
    Date of Patent: April 9, 2024
    Assignee: KOREA INSTITUTE OF MATERIALS SCIENCE
    Inventors: Yeong-jin Choi, Hui-suk Yun, Hong-hyun Park
  • Publication number: 20240109590
    Abstract: A moving body includes a body, and a wheel coupled to the body to be rotatable, and the body includes a first body part, a second body part connected to the first body part to be slid in a forward/rearward direction with respect to the first body part, a first coupling part formed in the first body part or the second body part, and a second coupling part coupled to the first coupling part and constrains sliding between the first body part and the second body part.
    Type: Application
    Filed: April 4, 2023
    Publication date: April 4, 2024
    Inventors: Sun Myoung Jo, Jin Choi, Hoon Chung
  • Publication number: 20240109397
    Abstract: A method for controlling an electric heater of a vehicular heating, ventilation, and air conditioning (HVAC) system includes turning on the electric heater; determining whether an ambient air temperature of a vehicle is higher than or equal to a threshold ambient air temperature, and a battery temperature is lower than or equal to a threshold battery temperature; determining whether battery efficiency is lower than or equal to threshold efficiency when the ambient air temperature of the vehicle is higher than or equal to the threshold ambient air temperature, and the battery temperature is lower than or equal to the threshold battery temperature; and turning off the electric heater when the battery efficiency is lower than or equal to the threshold efficiency, wherein the electric heater is configured to receive electric energy from the battery.
    Type: Application
    Filed: March 30, 2023
    Publication date: April 4, 2024
    Inventors: Dae Hyun Song, Chang Gi Ryu, Woo Jin Lee, Dong Ju Ko, Hyun Hun Choi, Chun Kyu Kwon, In Uk Ko
  • 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: 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: 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