Patents by Inventor Youngseo AN

Youngseo 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).

  • Patent number: 11844264
    Abstract: Systems and methods are described for a display panel and a method of manufacturing the display panel. The systems and methods may provide for a substrate having a first surface and a second surface that face each other, a display unit including an organic light-emitting device arranged on the first surface of the substrate; and a thin-film encapsulation layer arranged on the display unit to shield the display unit, wherein an edge of the first surface or an edge of the second surface are inclined with respect to the first surface or the second surface. The inclined surfaces are designed to prevent damage to the display due to fine cracks during the manufacturing process as the display panel is trimmed or cut from a single base member. A display panel having improved strength characteristics may be manufactured, as well.
    Type: Grant
    Filed: October 5, 2022
    Date of Patent: December 12, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Wonje Jo, Youngji Kim, Yiseul Um, Younghoon Lee, Jiwon Jung, Youngseo Choi, Dongwon Han
  • Publication number: 20230395742
    Abstract: Disclosed is an optical sensor including a three-dimensional (3D) material layer doped with first conductivity type impurities at a first doping concentration, and a two-dimensional material layer doped with second conductivity type impurities at a second doping concentration and arranged in contact with the three-dimensional material layer to form a type II band alignment with the three-dimensional material layer.
    Type: Application
    Filed: February 2, 2021
    Publication date: December 7, 2023
    Applicant: AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Junseok HEO, Aujin HWANG, Youngseo PARK
  • Publication number: 20230337461
    Abstract: In a display panel including a main display area, a component area including a transmission area, and a peripheral area outside the main display area, the display panel includes: a substrate; an inorganic insulating layer over the substrate and including a first hole corresponding to the transmission area; a planarization layer over the inorganic insulating layer; a pixel definition layer over the planarization layer and having a thickness of 1.3 µm to 2 µm; and a thin film encapsulation layer over the pixel definition layer, wherein an angle between a side surface of the pixel definition layer and an upper surface of the planarization layer is 30 degrees to 40 degrees.
    Type: Application
    Filed: June 23, 2023
    Publication date: October 19, 2023
    Inventors: Jihwang LEE, Jaehyun KIM, Youngseo CHOI, Seungwoo SEO, Soyeon JEONG, Sungchul KIM
  • Patent number: 11776826
    Abstract: An apparatus for treating a substrate includes a process chamber having a process space therein, a support unit that supports the substrate in the process space, a heating member that heats the substrate supported on the support unit, and an exhaust unit that evacuates the process space. The exhaust unit includes an exhaust duct and a heat retention unit having a retention space that retains heat released from the process space. The retention space surrounds an adjacent area located adjacent to the process chamber in the exhaust duct.
    Type: Grant
    Filed: August 21, 2020
    Date of Patent: October 3, 2023
    Assignee: SEMES CO., LTD.
    Inventors: Junho Kim, Kyungsik Shin, Youngseo An, Jinki Shin, Man Kyu Kang, Yoonki Sa
  • Publication number: 20230288811
    Abstract: The inventive concept provides an apparatus and method for treating a substrate with a gas. The apparatus includes a chamber having a process space in which the substrate is treated, a substrate support unit that supports the substrate in the process space, a gas supply unit that supplies a hydrophobic gas onto the substrate supported on the substrate support unit, and a controller that controls the substrate support unit and the gas supply unit. The substrate support unit includes a support plate on which the substrate is placed and a pin assembly that raises the substrate off the support plate or lowers the substrate onto the support plate, and the controller controls a degree of hydrophobization of a surface of the substrate by adjusting the pin assembly.
    Type: Application
    Filed: May 2, 2023
    Publication date: September 14, 2023
    Applicant: SEMES CO, LTD.
    Inventors: Moon Hyung BAE, Hye Bin BAEK, Youngseo AN, Euntark LEE, Min Jung PARK, Seunghan LEE, Jung-Hyun LEE
  • Patent number: 11744137
    Abstract: An apparatus for manufacturing a display device and a method of manufacturing the display device are provided. The apparatus for manufacturing the display device includes: a mounting unit, on which a display substrate may be arranged; an inspection unit movably arranged on the mounting unit and configured to inspect whether or not an organic encapsulation layer of the display substrate is defective; and a repair unit movably arranged on the mounting unit and configured to supply an organic material to a defective portion of the organic encapsulation layer, or to remove at least a portion of the defective portion of the organic encapsulation layer.
    Type: Grant
    Filed: September 26, 2020
    Date of Patent: August 29, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Changmok Kim, Youngseo Choi
  • Publication number: 20230259422
    Abstract: A memory system includes a memory module and a memory controller. The memory module stores a code word group including first and second data words and a flag. The memory controller includes an error correction code (ECC) engine including a data-width aware (DWA) encoder that generates the code word group by using the first and second data words, and performs an error detection and error correction operation in one of first to third modes based on a size of each of the first and second data words, and a DWA decoder that receives the code word group, performs an error detection and error correction operation in one of the first to third modes according to a type of the code word group determined based on the flag, and extracts the first data word and the second data word from the code word group.
    Type: Application
    Filed: January 27, 2023
    Publication date: August 17, 2023
    Applicants: SAMSUNG ELECTRONICS CO., LTD., INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY
    Inventors: Sungwoo CHUNG, Youngseo LEE
  • Patent number: 11690246
    Abstract: In a display panel including a main display area, a component area including a transmission area, and a peripheral area outside the main display area, the display panel includes: a substrate; an inorganic insulating layer over the substrate and including a first hole corresponding to the transmission area; a planarization layer over the inorganic insulating layer; a pixel definition layer over the planarization layer and having a thickness of 1.3 ?m to 2 ?m; and a thin film encapsulation layer over the pixel definition layer, wherein an angle between a side surface of the pixel definition layer and an upper surface of the planarization layer is 30 degrees to 40 degrees.
    Type: Grant
    Filed: April 30, 2021
    Date of Patent: June 27, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jihwang Lee, Jaehyun Kim, Youngseo Choi, Seungwoo Seo, Soyeon Jeong, Sungchul Kim
  • Patent number: 11658853
    Abstract: An operation method of a receiver, which includes setting a coefficient of an equalizer based on one of a plurality of first codes, setting a coefficient of an amplifier based on one of a plurality of second codes, performing offset calibration by driving the equalizer and the amplifier based on the coefficient of the equalizer and the coefficient of the amplifier, storing an offset code corresponding to a voltage offset generated when the equalizer and the amplifier are driven, determining whether the offset calibration is completed, performing a normal operation of obtaining reception data from an input signal, in response to determining that the offset calibration is completed, and removing the voltage offset based on the offset code, in the normal operation.
    Type: Grant
    Filed: February 25, 2022
    Date of Patent: May 23, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Younghwan Chang, Eun-Young Jin, Youngseo Kim, Kilhoon Lee, Hyunwook Lim, Seng-Sub Chun
  • Publication number: 20230147316
    Abstract: Provided are a forest fire detection system and method capable of determining whether events. The forest fire detection system includes an artificial intelligence-based forest fire detection module configured to detect a forest fire from a captured image using an artificial intelligence model; a monitoring camera configured to monitor a predetermined area; a direction estimation module configured to estimate a direction of the forest fire on a map, using a plurality of forest fire detection images provided from the artificial intelligence-based forest fire detection module and data of the monitoring camera; and a same event determination module configured to determine whether events represented by the plurality of forest fire detection images are the same, based on the estimated direction of the forest fire.
    Type: Application
    Filed: September 13, 2022
    Publication date: May 11, 2023
    Inventors: Hee Chan PARK, Minkook CHO, Jae Hyeok KANG, Youngseo CHA, Yewon JUN
  • Publication number: 20230147654
    Abstract: A computing method for privacy-preserving data analysis is provided, in which the computing method is performed by at least one processor and includes receiving a data analysis request including data-to-be-analyzed from a client, homomorphically encrypting the data-to-be-analyzed using an encryption engine, and uploading the homomorphically encrypted data-to-be-analyzed to a target path of a blockchain, and then, the method includes, based on the request to check analysis result, decrypting an analysis result of the homomorphically encrypted data stored in a designated path of the blockchain by using the encryption engine, and providing the decrypted analysis result to the client, in which the analysis result of the homomorphically encrypted data is data analyzed by a worker linked to the blockchain, and stored in a designated path in association with the target path of the blockchain.
    Type: Application
    Filed: November 26, 2021
    Publication date: May 11, 2023
    Inventors: Minhyun KIM, Dongil SEO, Sooyong BANG, Seonghwa YUN, Youngseo YOO, Sanghee CHOI, Minsu LEE, Yong Dae AN, Seung Woo JUNG, Jung Ho MOON
  • Patent number: 11616217
    Abstract: A method of manufacturing a display panel includes forming a unit panel which includes a display unit provided on a substrate. The substrate of the unit panel is cut out in a form of a closed loop having a straight line portion and a curve portion that are connected to each other. The cutting out of the substrate of the unit panel includes cutting the straight line portion by a first cutting process using a first tool and cutting the curve portion by a second cutting process using a second tool that is different from the first tool.
    Type: Grant
    Filed: December 18, 2019
    Date of Patent: March 28, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Wonje Jo, Youngji Kim, Yiseul Um, Younghoon Lee, Youngseo Choi, Dongwon Han
  • Publication number: 20230024760
    Abstract: Systems and methods are described for a display panel and a method of manufacturing the display panel. The systems and methods may provide for a substrate having a first surface and a second surface that face each other, a display unit including an organic light-emitting device arranged on the first surface of the substrate; and a thin-film encapsulation layer arranged on the display unit to shield the display unit, wherein an edge of the first surface or an edge of the second surface are inclined with respect to the first surface or the second surface. The inclined surfaces are designed to prevent damage to the display due to fine cracks during the manufacturing process as the display panel is trimmed or cut from a single base member. A display panel having improved strength characteristics may be manufactured, as well.
    Type: Application
    Filed: October 5, 2022
    Publication date: January 26, 2023
    Inventors: WONJE JO, YOUNGJI KIM, YISEUL UM, YOUNGHOON LEE, JIWON JUNG, YOUNGSEO CHOI, DONGWON HAN
  • Patent number: 11524315
    Abstract: An apparatus for treating a substrate includes a housing having a treatment space inside, a gas supply unit that supplies a hydrophobic gas into the treatment space to hydrophobicize the substrate, and a support unit that supports the substrate in the treatment space. The support unit includes a support plate, a heating member that heats the substrate placed on the support plate, and a height adjustment member that changes a position of the substrate between a first position spaced apart upward from an upper surface of the support plate by a first distance and a second position spaced apart upward from the upper surface of the support plate by a second distance, and the second position is a higher position than the first position.
    Type: Grant
    Filed: October 30, 2020
    Date of Patent: December 13, 2022
    Assignee: Semes Co., Ltd.
    Inventors: Jaeoh Bang, Kyungjin Seo, Youngseo An
  • Publication number: 20220376960
    Abstract: An operation method of a receiver, which includes setting a coefficient of an equalizer based on one of a plurality of first codes, setting a coefficient of an amplifier based on one of a plurality of second codes, performing offset calibration by driving the equalizer and the amplifier based on the coefficient of the equalizer and the coefficient of the amplifier, storing an offset code corresponding to a voltage offset generated when the equalizer and the amplifier are driven, determining whether the offset calibration is completed, performing a normal operation of obtaining reception data from an input signal, in response to determining that the offset calibration is completed, and removing the voltage offset based on the offset code, in the normal operation.
    Type: Application
    Filed: February 25, 2022
    Publication date: November 24, 2022
    Inventors: YOUNGHWAN CHANG, EUN-YOUNG JIN, YOUNGSEO KIM, KILHOON LEE, HYUNWOOK LIM, SENG-SUB CHUN
  • Patent number: 11495771
    Abstract: Systems and methods are described for a display panel and a method of manufacturing the display panel. The systems and methods may provide for a substrate having a first surface and a second surface that face each other, a display unit including an organic light-emitting device arranged on the first surface of the substrate; and a thin-film encapsulation layer arranged on the display unit to shield the display unit, wherein an edge of the first surface or an edge of the second surface are inclined with respect to the first surface or the second surface. The inclined surfaces are designed to prevent damage to the display due to fine cracks during the manufacturing process as the display panel is trimmed or cut from a single base member. A display panel having improved strength characteristics may be manufactured, as well.
    Type: Grant
    Filed: January 8, 2020
    Date of Patent: November 8, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Wonje Jo, Youngji Kim, Yiseul Um, Younghoon Lee, Jiwon Jung, Youngseo Choi, Dongwon Han
  • Publication number: 20220165957
    Abstract: A light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode. The interlayer includes an emission layer. The interlayer further includes a first electron transport layer and a second electron transport layer. The first and second electron transport layers are between the emission layer and the second electrode. The first electron transport layer includes a first compound represented by Formula 1, and the second electron transport layer includes a second compound represented by Formula 2.
    Type: Application
    Filed: October 26, 2021
    Publication date: May 26, 2022
    Inventors: Jiyun SONG, Samil Kho, Donghwan Kim, Eunkyoung Kim, Hyoungkun Kim, Youngseo Park, Hyejeong Park
  • Publication number: 20220121650
    Abstract: A method for managing states for a blockchain including a state database of a tree structure is provided, which includes: receiving a first transaction including a first state path and a first value from a client; generating a first set of state nodes for generating a state database of a current block, based on one or more state nodes included in a state database of a previous block existing on the first state path; setting a state of a specific state node of the generated first set of state nodes of the state database of the current block by using the first value; retrieving a first set of sibling state nodes for the one or more state nodes included in the state database of the previous block existing on the first state path; and associating the retrieved first set of sibling state nodes with the first set of state nodes of the state database of the current block.
    Type: Application
    Filed: October 20, 2021
    Publication date: April 21, 2022
    Inventors: Minhyun KIM, Dongil SEO, Seonghwa YUN, Youngseo YOO, Minsu LEE, Sanghee CHOI
  • Publication number: 20220085326
    Abstract: A display apparatus includes a substrate including a main display area and a component area. The component area includes an auxiliary display area and a transmission area. Main display elements are disposed in the main display area. Auxiliary display elements are disposed in the component area. A thin-film encapsulation layer covers the main display elements and the auxiliary display elements. An optical functional layer is disposed on the thin-film encapsulation layer and includes a polarization layer. The polarization layer includes a first portion disposed in the transmission area and a second portion disposed in the main display area and the auxiliary display area.
    Type: Application
    Filed: May 26, 2021
    Publication date: March 17, 2022
    Inventors: Youngki CHAI, Seonggeun WON, Kwanhee LEE, Youngji KIM, Yiseul UM, Younghoon LEE, Youngseo CHOI
  • Publication number: 20220052291
    Abstract: In a display panel including a main display area, a component area including a transmission area, and a peripheral area outside the main display area, the display panel includes: a substrate; an inorganic insulating layer over the substrate and including a first hole corresponding to the transmission area; a planarization layer over the inorganic insulating layer; a pixel definition layer over the planarization layer and having a thickness of 1.3 ?m to 2 ?m; and a thin film encapsulation layer over the pixel definition layer, wherein an angle between a side surface of the pixel definition layer and an upper surface of the planarization layer is 30 degrees to 40 degrees.
    Type: Application
    Filed: April 30, 2021
    Publication date: February 17, 2022
    Inventors: Jihwang LEE, Jaehyun KIM, Youngseo CHOI, Seungwoo SEO, Soyeon JEONG, Sungchul KIM