Patents by Inventor Eun Choi

Eun 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).

  • Publication number: 20240301279
    Abstract: The present invention relates to a novel polycyclic compound employed by an organic layer of an organic light-emitting device, and an organic light-emitting device employing the compound according to the present invention has markedly improved luminous efficiency. According to the present invention, it is possible to achieve a highly efficient organic light-emitting device which can be effectively applied to a variety of display devices.
    Type: Application
    Filed: October 14, 2020
    Publication date: September 12, 2024
    Applicant: SFC CO., LTD
    Inventors: Bong-ki SHIN, Sung-hoon JOO, Byung-sun YANG, Ji-hwan KIM, Hyeon-jun JO, Sung-eun CHOI
  • Patent number: 12088062
    Abstract: A laser generation apparatus includes a light source making oscillate a laser having a frequency based on the amount of current applied thereto, a splitter ramifying a laser incident thereon at a preset ratio, an interference system receiving the ramified laser, generating an interference signal by ramifying a laser incident thereon, and measuring the phase of a laser oscillated, a temperature adjustment unit uniformly maintaining a temperature of a part of the interference system, an error integrator receiving a signal that has undergone the interference system and accumulating a phase error occurred, a phase error detection unit detecting a phase difference between the signal of the error integrator and an offset current value, a driving driver applying a current to the light source, and a control unit controlling an operation of each component and controlling the driving driver based on results of the detection of the phase error detection unit.
    Type: Grant
    Filed: May 7, 2024
    Date of Patent: September 10, 2024
    Assignee: Lambda innoVision Inc.
    Inventors: Jong Pil La, Ji Eun Choi
  • Patent number: 12085933
    Abstract: An autonomous vehicle may include a processor configured to transmit vehicle data for remote control of the autonomous vehicle to a control system when the remote control of the autonomous vehicle is required, and when receiving a remote control command for the remote control from the control system, to generate and follow a path based on the received remote control command.
    Type: Grant
    Filed: December 9, 2021
    Date of Patent: September 10, 2024
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Jung Eun Choi, Jae Pil Hwang, Wan Jae Lee
  • Publication number: 20240284770
    Abstract: A polarizing plate and a display device including the same are provided. A polarizing plate includes a polarizer comprising an absorption axis and a transmission axis that intersect each other, a first retardation layer disposed on a surface of the polarizer, and a second retardation layer disposed on another surface opposite to the surface of the polarizer. An in-plane retardation value of the second retardation layer is greater than about 20 nm and less than about 100 nm. An angle between the absorption axis of the polarizer and a retardation axis of the second retardation layer is in a range of about 10° to about 45°.
    Type: Application
    Filed: September 25, 2023
    Publication date: August 22, 2024
    Applicants: Samsung Display Co., LTD., DONGWOO FINE-CHEM CO., LTD.
    Inventors: Beong Hun BEON, Min Seok KIM, Duk Jin LEE, Young Eun CHOI, Eun Ok LEE, Soo An CHO, Sun Hwa KIM, Ga Hee PARK, Yeon Su WOO, Woo Suk JUNG
  • Publication number: 20240274804
    Abstract: A negative electrode including: a current collector; a first negative electrode active material layer positioned on at least one surface of the current collector for a negative electrode and containing a first carbonaceous active material; and a second negative electrode active material layer positioned on a surface of the first negative electrode active material layer and containing a silicon-based active material and carbon nanotubes. A lithium secondary battery including the negative electrode is also disclosed.
    Type: Application
    Filed: April 23, 2024
    Publication date: August 15, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Hyun-Min KIM, Min-Kyung KIM, Jong-Heon SEOL, Ki-Won SUNG, Myung-Ki LEE, Eun-Ju LEE, Young-Eun CHOI
  • Publication number: 20240257662
    Abstract: Systems and methods for cancer cachexia therapy are provided. A system may include a digital apparatus, which may include a digital instruction generation unit configured to generate digital therapeutic modules for treating cancer cachexia, generate specified digital instructions based on the digital therapeutic modules and provide the digital instructions to a first user, and an outcome collection unit configured to collect the first user's execution outcomes of the digital instructions.
    Type: Application
    Filed: January 25, 2024
    Publication date: August 1, 2024
    Applicant: S-Alpha Therapeutics, Inc.
    Inventor: Seung Eun Choi
  • Patent number: 12044742
    Abstract: A battery management system includes a displacement sensor configured to detect a displacement of a cell group including a plurality of battery cells connected in parallel, and a control unit. The control unit is configured to record the displacement of the cell group at a predetermined time interval for a first diagnosis period from a first time point to a second time point during charging of the cell group. The control unit is configured to determine a first displacement curve from a history of the displacement over the first diagnosis period. The control unit is configured to determine whether the plurality of battery cells is nonuniformly degraded based on the first displacement curve.
    Type: Grant
    Filed: November 13, 2020
    Date of Patent: July 23, 2024
    Assignee: LG Energy Solution, Ltd.
    Inventors: Young-Eun Choi, Hyo-Jung Yoon, Hyun-Min Kim, Eun-Ju Lee
  • Publication number: 20240221907
    Abstract: Methods and apparatuses an described herein for treating a patient with mild cognitive impairment (MCI) or dementia by one or more digital therapeutics. The method comprises providing an electronic device to the patient, one or more first modules selected from the group consisting of a lifestyle change module, an execution environment module, a leaning/memory module, an exercise module, and an affirmative/accomplishment module, each of the one or more first modules comprising one or more first instructions for the patient to follow.
    Type: Application
    Filed: July 1, 2022
    Publication date: July 4, 2024
    Applicant: S-Alpha Therapeutics, Inc.
    Inventors: Seung Eun Choi, Jarang Hahm
  • Publication number: 20240213588
    Abstract: Disclosed herein is a pouch film having a base material layer, a gas barrier layer, and a sealant layer. The gas barrier layer may include stainless steel and may be disposed between the base material layer and the sealant layer. A difference between a rupture energy measured along a machine direction (MD) of the gas barrier layer and a rupture energy measured along a transverse direction (TD) of the gas barrier layer may be less or equal to 2000 J.
    Type: Application
    Filed: December 6, 2023
    Publication date: June 27, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Ji Eun Choi, Sang Hun Kim, Gyung Soo Kang, Hyung Kyun Yu, Jae Ho Lee, Ji Sun Lee
  • Patent number: 12017172
    Abstract: An air cleaning system can rapidly senses occurrence of local pollution, caused by fine dust, through a remote sensor hub and supplies purified air to a polluted area in a concentrated manner, thereby quickly purifying indoor air.
    Type: Grant
    Filed: September 2, 2021
    Date of Patent: June 25, 2024
    Assignee: LG Electronics Inc.
    Inventors: Ji Eun Choi, Hyungho Park, Jinhee Noh, Dongryul Park, Seongman Jang
  • Publication number: 20240186069
    Abstract: An external electrode of a multilayer electronic component includes a base electrode layer and a corner electrode layer disposed at a corner of a body and disposed on the base electrode layer, wherein an area ratio of metal of the corner electrode layer is 90% or more.
    Type: Application
    Filed: September 19, 2023
    Publication date: June 6, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Kangha LEE, Jin Soo PARK, Yoona PARK, So Eun CHOI, Eun Byeol CHOI, Chul Seung LEE
  • Publication number: 20240180918
    Abstract: The present invention relates to a pharmaceutical composition for preventing and/or treating inflammatory disease, the composition comprising a pyrrolopyridine-derivative compound as an active ingredient; the compound represented by Chemical Formula 1 according to the present invention, enantiomers thereof or pharmaceutically acceptable salts thereof, which have excellent inhibitory activity against not only protein kinases but also inflammatory factors and inflammatory cytokines; therefore a pharmaceutical composition comprising the same as an active ingredient may be useful in prevention, treatment and/or improvement of inflammatory disease, in particular but not limited to inflammatory bowel disease, rheumatoid arthritis, or lupus.
    Type: Application
    Filed: October 13, 2023
    Publication date: June 6, 2024
    Inventors: Soo Chan KIM, Dae Kwon KIM, Dong Hyuk SEO, Hyun Kyung KIM, Sung Hwan KIM, Hye Min HWANG, Ji Eun CHOI
  • Publication number: 20240182608
    Abstract: The present invention relates to a liquid butadiene compound with both ends modified, a method for preparing same, and a use thereof. More specifically, the present invention provides a liquid butadiene rubber compound with both ends modified that is synthesized using a chain transfer agent having a triethoxysily functional group and a tetrasulfide functional group, and a 1,3-butadiene monomer, a rubber composition for a tire comprising same, a method for preparing same, and the like. According to the present invention, by introducing a silica-friendly functional group at both ends of the chain, hysteresis or the like caused by the chain ends of an existing liquid butadiene rubber is controlled, and thus, various performances affecting fuel efficiency characteristics can be improved.
    Type: Application
    Filed: April 5, 2022
    Publication date: June 6, 2024
    Applicant: PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATION
    Inventors: Hyun Jong PAIK, Won Ho KIM, Gyeong Dong YEOM, Dong Hyuk KIM, Ha Eun CHOI, Sang Hoon SONG
  • Patent number: 11998742
    Abstract: The present disclosure provides systems and methods for treating a virus disease in a subject in need thereof.
    Type: Grant
    Filed: August 16, 2023
    Date of Patent: June 4, 2024
    Inventors: Seung Eun Choi, Yong Sun Lee, Ja Rang Hahm
  • Patent number: 12002949
    Abstract: A negative electrode including: a current collector; a first negative electrode active material layer positioned on at least one surface of the current collector for a negative electrode and containing a first carbonaceous active material; and a second negative electrode active material layer positioned on a surface of the first negative electrode active material layer and containing a silicon-based active material and carbon nanotubes. A lithium secondary battery including the negative electrode is also disclosed.
    Type: Grant
    Filed: November 30, 2018
    Date of Patent: June 4, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Hyun-Min Kim, Min-Kyung Kim, Jong-Heon Seol, Ki-Won Sung, Myung-Ki Lee, Eun-Ju Lee, Young-Eun Choi
  • Publication number: 20240177933
    Abstract: A multilayer electronic component, in which the first external electrode may include the 1-1-th electrode layer disposed on the third surface, and the 1-2-th electrode layer disposed on the first and second surfaces, and the second external electrode may include the 2-1-th electrode layer disposed on the fourth surface and the 2-2-th electrode layer disposed on the first and second surfaces, wherein the 1-2-th electrode layer and the 2-2-th electrode layer include Cu and a first additive element having a content lower than a content of the Cu, the contents of the first additive element included in the 1-2-th electrode layer and the 2-2-th electrode layer are greater than the contents of the first additive element included in the 1-1-th electrode layer and the 2-1-th electrode layer, respectively, and the first additive element is at least one selected from Ag and Al, thereby preventing cracks and improving moisture resistance reliability.
    Type: Application
    Filed: September 29, 2023
    Publication date: May 30, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Kangha LEE, Yoona PARK, So Eun CHOI, Eun Byeol CHOI, Chul Seung LEE
  • Publication number: 20240162230
    Abstract: A transistor device includes a substrate, a fin structure extending on the substrate in a direction parallel to a top surface of the substrate, a source region and a drain region provided at an upper portion of the fin structure, a constant current generating layer provided at a lower portion of the fin structure, a gate insulating film provided on both side surfaces and a top surface of the upper portion of the fin structure, and a gate electrode provided on the gate insulating film, wherein the gate electrode is provided on the fin structure and between the source region and the drain region, the constant current generating layer generates a constant current between the drain region and the substrate, and the constant current is independent from a gate voltage applied to the gate electrode.
    Type: Application
    Filed: January 12, 2024
    Publication date: May 16, 2024
    Applicant: UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Kyung Rok Kim, Jae Won Jeong, Young Eun Choi, Woo Seok Kim, Jiwon Chang
  • Publication number: 20240149109
    Abstract: A knee joint rehabilitation apparatus for a wheelchair includes a rehabilitation apparatus frame having a height corresponding to a length of each of legs of a patient sitting on the wheelchair; an upper leg support disposed at an upper end of the rehabilitation apparatus frame and supporting upper legs of the patient thereon while the patient is sitting on the wheelchair; a lower leg support pivotably connected to the upper leg support, wherein the lower legs of the patient are seated and supported on the lower leg support; and an exercise control unit disposed on the rehabilitation apparatus frame and configured to allow the lower leg support to pivot around a connection portion between the lower leg support and the upper leg support such that the patient performs rehabilitation exercise of the knee joint thereof while sitting on the wheelchair.
    Type: Application
    Filed: January 10, 2022
    Publication date: May 9, 2024
    Applicant: HEXARHUMANCARE CO., LTD
    Inventors: Chang Soo HAN, Ho Jun KIM, Su Hyu PARK, Young Hoon JI, Jeong Ho CHO, Byung Gab RYU, Jeong Gyu PARK, Dong Eun CHOI, Cheol Woong AHN
  • Publication number: 20240122070
    Abstract: The present invention relates to a novel polycyclic compound employed in an organic layer of an organoelectro luminescent device, wherein the organoelectro luminescent device employing the compound according to the present invention has remarkably improved luminous efficiency and a long lifespan. According to the present invention, it is possible to implement a highly efficient and long-life organoelectro luminescent device that can be effectively applied to various display devices.
    Type: Application
    Filed: October 12, 2020
    Publication date: April 11, 2024
    Applicant: SFC CO., LTD
    Inventors: Bong-ki SHIN, Sung-hoon JOO, Byung-sun YANG, Ji-hwan KIM, Hyeon-jun JO, Sung-eun CHOI
  • Publication number: 20240088378
    Abstract: A lithium secondary battery includes: a positive electrode; a negative electrode; a separator provided between the positive and negative electrodes; and an electrolyte. The positive electrode includes a positive electrode current collector and a positive electrode active material provided on the positive electrode current collector. The negative electrode includes a negative electrode current collector and a negative electrode active material layer provided on the negative electrode current collector. The positive electrode active material layer includes a positive electrode active material including a lithium composite transition metal compound which includes nickel, cobalt and manganese, where the nickel is in an amount from 80 mol % to 100 mol % among the metals except for lithium and is in the form of a single particle. The negative electrode active material layer includes a Si/C-based active material in an amount from 3 parts to 100 parts by weight of the entire negative electrode active material.
    Type: Application
    Filed: November 18, 2022
    Publication date: March 14, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Jongin Son, Jeeeun Kim, Jeong Eun Choi