Patents by Inventor Ji Eun An

Ji Eun An 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).

  • Quantum-dot based on multi-shell structure including luminescent dopant
    Patent number: 11827825
    Abstract: Disclosed are quantum dots including a luminescent dopant. More particularly, each of the quantum dots according to an embodiment of the present invention includes a core and a shell surrounding the core, wherein at least one of an interior of the core and an interface between the core and the shell is doped with a luminescent group I dopant.
    Type: Grant
    Filed: May 22, 2020
    Date of Patent: November 28, 2023
    Assignee: IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
    Inventors: Jea Gun Park, Seung Jae Lee, Ji Eun Lee, Chang Jin Lee
  • Cement mortar additive comprising hydrophobic silica, and preparation method therefor
    Patent number: 11827565
    Abstract: The present disclosure relates to a cement mortar additive and a method of manufacturing the same. More particularly, the present disclosure relates to a cement mortar additive for solving the inhomogeneity, which is a problem caused by the deliquescence of urea, so that the deterioration of the physical properties of a cement mortar is prevented and the open time, water retentivity, and workability of the cement mortar are improved, and to a method of manufacturing the cement mortar additive.
    Type: Grant
    Filed: September 26, 2019
    Date of Patent: November 28, 2023
    Assignee: LOTTE FINE CHEMICAL CO., LTD.
    Inventors: Hyun Ji Jeong, Bong Jin Kwon, Ji Eun Ju
  • VACUUM COOKING CONTAINER AND VACUUM LOW-TEMPERATURE COOKING DEVICE
    Publication number: 20230371730
    Abstract: A vacuum cooking container and a vacuum low-temperature cooking device which, by cooking food materials at a low temperature under vacuum, allow the food materials to be cooked in a state in which an excellent mouthfeel, taste, and aroma can be enjoyed, while preserving nutrients and moisture in the food materials as much as possible. The vacuum cooking container including a tubular container body of which the top is open, and a lid for opening and closing the open top of the container body. A seal which is formed when the open top of the container body is covered with the lid and which seals an inner space of the vacuum cooking container is interposed at a contact portion between the container body and the lid. An exhaust unit communicates the inner space of the vacuum cooking container with the outside is provided in the container body.
    Type: Application
    Filed: October 8, 2021
    Publication date: November 23, 2023
    Inventor: Ji Eun JEON
  • AI avatar coaching system based on free speech emotion analysis for managing in place of CS managers
    Patent number: 11825022
    Abstract: Disclosed is an AI avatar coaching system based on a free speech emotion analysis for acting for CS managers.
    Type: Grant
    Filed: October 27, 2022
    Date of Patent: November 21, 2023
    Assignee: CS Sharing Inc.
    Inventor: Ji Eun Lim
  • Cathode material for lithium secondary battery and method of manufacturing the same
    Patent number: 11824190
    Abstract: Disclosed are a cathode material for a lithium secondary battery and a method of manufacturing the same. For instance, the lithium secondary battery may have a high energy density by using only a single cathode material. Particularly, the cathode material for a lithium secondary battery includes a Li—[Mn—Ti]—Al—O-based cathode active material; and a carbon nanotube (CNT) attached to the surface of the cathode active material in an acid-treated state to be formed as a composite.
    Type: Grant
    Filed: July 14, 2020
    Date of Patent: November 21, 2023
    Assignees: Hyundai Motor Company, Kia Corporation, Industry Academy Cooperation Foundation of Sejong University
    Inventors: Seung Min Oh, Ik Kyu Kim, Yeol Mae Yeo, Sang Mok Park, Yoon Sung Lee, Nam Hyeong Kim, Ji Eun Lee, Dong Jun Kim, Seung Taek Myung, Ji Ung Choi
  • Carrier for battery cell
    Patent number: 11824153
    Abstract: A carrier includes a base assembly movably coupled to a transfer rail, a seating plate disposed above the base assembly and having a battery cell seated on an upper surface thereof, a pressurizing and fixing portion for fixing the battery cell to the seating plate by pressurizing the battery cell, and an elastic member for pressurizing the pressurizing and fixing portion toward the seating plate side, wherein the pressurizing and fixing portion is coupled to the base assembly to move in a first direction, which is a horizontal direction, and a second direction, which is a vertical direction.
    Type: Grant
    Filed: April 5, 2023
    Date of Patent: November 21, 2023
    Assignees: SK ON CO., LTD., Hana Technology Co., LTD.
    Inventors: Ji Eun Ahn, Sang Jun Park, Young Rae Oh, Kang San Kim, Jae Min Ryu, Ho Jeong Lee
  • Electrode Tab Welding Method and Secondary Battery Including Electrode Assembly
    Publication number: 20230369727
    Abstract: Provided is an electrode tab welding method including aligning one end portion of an electrode tab unit including a plurality of electrode tabs protruding from one side or both sides of an electrode assembly in which electrodes and separators are stacked to overlap one end portion of an electrode lead; and irradiating an overlapping area where the electrode tab unit and the electrode lead overlap each other with a laser for welding. Each of the electrode tabs belonging to the electrode tab unit is an ultra-thin electrode tab having a thickness of 15 ?m or less, and the number of electrode tabs stacked in one direction in the electrode tab unit is at least 40.
    Type: Application
    Filed: May 12, 2023
    Publication date: November 16, 2023
    Applicant: SK On Co., Ltd.
    Inventors: Young Rae Oh, Jae Min Ryu, Sang Jun Park, Ji Eun Ahn
  • BATTERY MANAGEMENT SYSTEM, BATTERY PACK, ELECTRIC VEHICLE AND BATTERY MANAGEMENT METHOD
    Publication number: 20230369660
    Abstract: A battery management system according to the present disclosure includes a swelling detector including at least one sensor configured to detect a swelling status of a battery cell; and a control circuit configured to generate first time-series data of the swelling status repeatedly detected during a charging procedure included in a charge/discharge cycle of the battery cell. The control circuit is configured to determine a first change amount of the swelling status in the charging procedure from the first time-series data. The control circuit is configured to determine whether the battery cell is shorted internally based on the first change amount.
    Type: Application
    Filed: July 8, 2022
    Publication date: November 16, 2023
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Ji-Eun LEE, Young-Eun CHOI, Eun-Ju LEE
  • DISPLAY DEVICE HAVING AN EMISSION LAYER
    Publication number: 20230371323
    Abstract: A display device includes signal lines and pixels connected thereto. A first pixel includes a first transistor including a first gate electrode, a first channel region overlapping the first gate electrode, a first source region, and a second drain region facing the first source region, with the first channel region interposed between the first source region and the second drain region. A third transistor includes a third gate electrode, a third channel region overlapping the third gate electrode, a third drain region connected to the first gate electrode, and a third source region facing the third drain region with the third channel region interposed between the third source region and the third drain region. A shielding part overlaps a boundary between the third source region and the third channel region and does not overlap a boundary between the third drain region and the third channel region.
    Type: Application
    Filed: July 26, 2023
    Publication date: November 16, 2023
    Inventors: Jun Won Choi, Dong Soo Kim, Hyun-Chol Bang, Chang Soo Pyon, Ji-Eun Lee
  • MODULAR DRIVING APPARATUS
    Publication number: 20230356584
    Abstract: Proposed is a modular driving apparatus which is driven in combination with at least one ride module or is driven independently by being combined with or separated from the ride module. The modular driving apparatus includes: a main body including a coupling space in which the ride module is mounted, and wheel modules which surrounds both sides of the ride module mounted in the coupling space and operates to run together with the mounted ride module or operates to run autonomously; and coupling guide blades which are respectively fastened to both sides of the main body and respectively include wheel module coupling holes for exposing the outer surfaces of the wheel modules.
    Type: Application
    Filed: July 18, 2023
    Publication date: November 9, 2023
    Inventors: Myung Joong LEE, Ji Eun YEO, Hee Sung JANG
  • APPARATUS FOR INSERTING ELECTRODE ASSEMBLY AND METHOD FOR INSERTING ELECTRODE ASSEMBLY USING SAME
    Publication number: 20230352720
    Abstract: Proposed is an apparatus for inserting an electrode assembly, the apparatus including a clamping unit configured to clamp or unclamp the electrode assembly, and an articulated robot including one or more links rotatably connected to each other by joint shafts and configured to mount the clamping unit on a front link. Here, the electrode assembly is inclinedly introduced and accommodated in a pouch through an open space between an upper pouch and a lower pouch. In addition, proposed is a method of inserting an electrode assembly using the above-described apparatus.
    Type: Application
    Filed: March 24, 2023
    Publication date: November 2, 2023
    Inventors: Sang Jun PARK, Chil Joong KIM, Ji Eun AHN
  • SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20230352548
    Abstract: A semiconductor device and a method of manufacturing the same are provided. The semiconductor device includes a substrate including a trench. The semiconductor device further includes a gate electrode disposed in the trench, and a gate insulating film disposed between the substrate and the gate electrode. The gate electrode includes a gate conductor and a metal element, and an effective work function of the gate electrode is less than an effective work function of the gate conductor.
    Type: Application
    Filed: July 7, 2023
    Publication date: November 2, 2023
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Eunae CHO, Dongjin LEE, Ji Eun LEE, Kyoung-Ho JUNG, Dong Su KO, Yongsu KIM, Jiho YOO, Sung HEO, Hyun PARK, Satoru YAMADA, Moonyoung JEONG, Sungjin KIM, Gyeongsu PARK, Han Jin LIM
  • DISPLAY DEVICE
    Publication number: 20230351965
    Abstract: A display device includes: a display panel in which a non-display region and a display region surrounding the non-display region are defined, wherein the display panel includes: a base layer comprising a first region in which a hole is defined corresponding to the non-display region, a second region surrounding the first region, and a third region corresponding to the display region; and first signal line parts disposed on the second region and the third region, the first signal line parts arrayed spaced apart from each other in a first direction, and each of the first signal line parts includes: a first line; a second line spaced apart from the first line; and a first connection part configured to connect the first line and the second line.
    Type: Application
    Filed: July 11, 2023
    Publication date: November 2, 2023
    Inventors: Jun-yong AN, Jaewon KIM, Hyunae PARK, Hyungjun PARK, Seungwoo SUNG, Young-soo YOON, Ji-eun LEE, Yun-kyeong IN, Donghyeon JANG, Junyoung JO
  • Apparatus and method for image-based eye disease diagnosis
    Patent number: 11800976
    Abstract: A method for an image-based eye disease diagnosis according to an embodiment includes receiving a fundus image, determining whether the fundus image is a deep diagnosis target using a deep diagnosis target classification model, and determining whether the fundus image has a disease through a preset deep diagnosis process when a result of the determination shows that the fundus image is the deep diagnosis target, or determining whether the fundus image has a disease by applying the fundus image to a general diagnosis model when the result of the determination shows that the fundus image is not the deep diagnosis target.
    Type: Grant
    Filed: March 12, 2021
    Date of Patent: October 31, 2023
    Assignees: SAMSUNG SDS CO., LTD., SAMSUNG MEDICAL CENTER
    Inventors: Su Jeong Song, Ji Eun Song, Joon Ho Lee, Joon Seok Lee, Soo Ah Cho
  • CARRIER FOR BATTERY CELL
    Publication number: 20230343985
    Abstract: A carrier includes a base assembly movably coupled to a transfer rail, a seating plate disposed above the base assembly and having a battery cell seated on an upper surface thereof, a pressurizing and fixing portion for fixing the battery cell to the seating plate by pressurizing the battery cell, and an elastic member for pressurizing the pressurizing and fixing portion toward the seating plate side, wherein the pressurizing and fixing portion is coupled to the base assembly to move in a first direction, which is a horizontal direction, and a second direction, which is a vertical direction.
    Type: Application
    Filed: April 5, 2023
    Publication date: October 26, 2023
    Inventors: Ji Eun AHN, Sang Jun PARK, Young Rae OH, Kang San KIM, Jae Min RYU, Ho Jeong LEE
  • BATTERY MODULE HAVING SENSING MODULE ASSEMBLY
    Publication number: 20230344027
    Abstract: A battery module includes at least one cell stack including a plurality of battery cells, a housing in which at least one accommodating space is formed, a busbar assembly including at least one busbar, and a busbar support member, and a sensing module assembly provided to measure the state of the battery cell. The sensing module assembly comprises a sensing circuit board having a circuit, a temperature sensor installed to be spaced apart from the sensing circuit board, a sensor connection member connecting the sensing circuit board and the temperature sensor and installed by penetrating through a sensor installation opening formed in the busbar support member, and a sensor fixing member installed by penetrating through the sensor installation opening such that the temperature sensor measures a temperature at a preset position.
    Type: Application
    Filed: November 11, 2022
    Publication date: October 26, 2023
    Inventors: Ji Eun KANG, Hae Ryong JEON
  • Memory device and memory system performing error check and scrub operation
    Patent number: 11797215
    Abstract: A memory device includes an auto error check scrub (ECS) control circuit configured to generate an auto ECS command for performing an ECS operation based on a refresh control signal. The memory device also includes a burst ECS control circuit configured to generate an internal burst ECS command for performing the ECS operation every set period based on a burst ECS command and an ECS end flag. The memory device further includes an ECS address generation circuit configured to generate an ECS address for the ECS operation by counting an input of the auto ECS command or the internal burst ECS command and to generate the ECS end flag based on a value of the ECS address.
    Type: Grant
    Filed: April 1, 2022
    Date of Patent: October 24, 2023
    Assignee: SK hynix Inc.
    Inventors: Heeeun Choi, Hoi Ju Chung, Kwang Soon Kim, Ji Eun Kim
  • Display device and method of driving display device
    Patent number: 11798464
    Abstract: A display device includes a degradation compensator, a controller, a data driver, and a display panel. The degradation compensator generates a first fitting function and a second fitting function based on image data, generates a compensation function through a harmonic mean of the first and second fitting functions, and generates a compensation value based on the compensation function. The controller receives the compensation value, and generates input image data to which the compensation value is applied. The data driver receives the input image data to which the compensation value is applied, and converts the input image data into a data voltage. The display panel includes pixels, in which each of the pixels includes a pixel circuit which receives the data voltage and a light-emitting element electrically connected to the pixel circuit.
    Type: Grant
    Filed: August 31, 2022
    Date of Patent: October 24, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young-Soo Hwang, Joon-Chul Goh, Dongjoon Kwag, Hyungjin Kim, Ji-Eun Park, Jaesung Bae, Seokha Hong
  • Compound for organic electric element, organic electric element using the same, and an electronic device thereof
    Patent number: 11800795
    Abstract: The present invention provides the compound represented by Formula 1, an organic electric element comprising a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode, and electronic device thereof, and by comprising the compound represented by Formula 1 and compound represented by Formula 2 in the organic material layer, the driving voltage of the organic electric element can be lowered, and the luminous efficiency and life time of the organic electric element can be improved.
    Type: Grant
    Filed: September 27, 2022
    Date of Patent: October 24, 2023
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Jung Hwan Park, Jae Wan Jang, Hyun Ji Oh, Sun Hee Lee, Won Sam Kim, Ji Eun Yeom
  • Method for the synthesis of 2,5-furandicarboxylic acid
    Patent number: 11795154
    Abstract: The present invention relates to a method for the synthesis of 2,5-furandicarboxylic acid, and more specifically, the present invention relates to a more efficient and economical method capable of preparing 2,5-furandicarboxylic acid having various functions with high purity and high yield, even without using a transition metal catalyst.
    Type: Grant
    Filed: March 20, 2020
    Date of Patent: October 24, 2023
    Assignees: SAMYANG CORPORATION, RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
    Inventors: Chun Rim Oh, Deuk Rak Lee, Won Jung Lee, Chi Wan Lee, Ji Eun Choi, Young Sug Kim, Jung Woon Yang, Tae Woo Lee