Patents by Inventor Jae cheol Park

Jae cheol Park 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: 12132814
    Abstract: Interface devices and systems that include interface devices are disclosed. In some implementations, a device includes a transceiver configured to transmit and receive data, a lane margining controller in communication with the transceiver and configured to control the transceiver to transmit, through a margin command, to an external device, a request for requesting a state of an elastic buffer of the external device, and control the transceiver to receive the state of the elastic buffer of from the external device, and a port setting controller adjust a clock frequency range of a spread spectrum clocking scheme based on the state of the elastic buffer.
    Type: Grant
    Filed: June 14, 2022
    Date of Patent: October 29, 2024
    Assignee: SK HYNIX INC.
    Inventors: Yong Tae Jeon, Dae Sik Park, Jae Young Jang, Byung Cheol Kang, Seung Duk Cho
  • Patent number: 12116298
    Abstract: Disclosed is a method for removing nitrogen and phosphorus from sewage and wastewater through a combination of a biological nitrogen and phosphorus removal process using nitrite nitrogen and an anaerobic ammonium oxidation process. An objective of an embodiment of the present invention is to provide an apparatus for removing nitrogen and phosphorus in which, by inducing a denitritation- and nitritation-based biological nitrogen and phosphorus removal process in a bioreactor and applying an anaerobic ammonium oxidation process, nitrogen and phosphorus can be economically and effectively removed without separately injecting organic materials.
    Type: Grant
    Filed: December 30, 2021
    Date of Patent: October 15, 2024
    Assignees: BKT CO., LTD., SUDOKWON LANDFILL SITE MANAGEMENT CORPORATION
    Inventors: Young Hyun Park, Dae Hwan Rhu, Min Ki Jung, Jae Min Kim, Jonathan Liberzon, Jong Cheol Won, Joon Ho Cho, Swong Kyun Hong, Moon Jeong Kim, Kyung Sam Jeong, Min Hyuk Kim, June Woo Lee
  • Publication number: 20240340950
    Abstract: Disclosed are a method and device for bidirectional communication in a wireless LAN. The method of a first STA comprises the steps of: receiving, from an AP, a first frame including an information element indicating TXOP sharing; confirming a shared TXOP duration on the basis of the first frame; and communicating with a second STA within the shared TXOP duration.
    Type: Application
    Filed: August 11, 2022
    Publication date: October 10, 2024
    Inventors: Sung Hyun HWANG, Kyu Min KANG, Jae Cheol PARK, Jin Hyung OH, Dong Woo LIM, Su Na CHOI, Yong Ho KIM
  • Publication number: 20240340975
    Abstract: A method and apparatus for NSTR communication in a communication system supporting multiple links are disclosed. A method for a first device comprises the steps of: if a first backoff operation has succeeded on a first link belonging to a first pair of NSTR links on which an STR operation of a second device is not supported, transmitting a first data frame to the second device on the first link; performing a second backoff operation for transmission of a second data frame on a second link belonging to the first pair of NSTR links; if the second backoff operation has succeeded on the second link, identifying whether or not a transmission operation of the second device is performed on the first link belonging to the pair of NSTR links; and transmitting the second data frame to the second device on the second link.
    Type: Application
    Filed: July 19, 2022
    Publication date: October 10, 2024
    Inventors: Sung Hyun HWANG, Kyu Min KANG, Jae Cheol PARK, Jin Hyung OH, Dong Woo LIM, Su Na CHOI, Yong Ho KIM
  • Publication number: 20240334775
    Abstract: A display device includes a first emission area, a second emission area disposed adjacent to the first emission area, and a non-emission area, a base member disposed in the first emission area, the second emission area, and the non-emission area, a light emitting element part disposed and including a first light emitting element disposed in the first emission area and a second light emitting element disposed in the second emission area, a wavelength conversion part disposed on the light emitting element part and including a first wavelength conversion pattern, a first insulating layer covering the first wavelength conversion pattern, opened at a portion disposed adjacent to the first emission area, exposing a portion of the first wavelength conversion pattern, and a light blocking member disposed in the non-emission area and covering the portion of the first wavelength conversion pattern. The wavelength conversion part is disposed in the second emission area.
    Type: Application
    Filed: November 6, 2023
    Publication date: October 3, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: You Young JIN, Keun Chan OH, Jae Cheol PARK, Gak Seok LEE, Sun Kyu JOO
  • Publication number: 20240334509
    Abstract: A method and a device for direct communication in a communication system supporting multiple links are disclosed. A method of an AP MLD comprises the steps of: transmitting a trigger frame in multiple links including a first link and a second link; receiving a response frame for the trigger frame from a first STA associated with an STA MLD in the first link; receiving a first data frame from a third STA in the second link; and when a subject to receive the first data frame is a second STA associated with the STA MLD, transmitting a second data frame generated on the basis of the first data frame, to the first STA in the first link.
    Type: Application
    Filed: July 12, 2022
    Publication date: October 3, 2024
    Inventors: Sung Hyun HWANG, Kyu Min KANG, Jae Cheol PARK, Jin Hyung OH, Dong Woo LIM, Su Na CHOI, Yong Ho KIM, Ju Seong MOON
  • Patent number: 12096672
    Abstract: A display device may include a first transistor, a second transistor, a first electrode, a second electrode, a first optical filter, and a second optical filter. No intervening transistor may be positioned between the first transistor and the second transistor. The first electrode may be electrically connected to the first transistor. The second electrode may be electrically connected to the second transistor. The first optical filter may overlap the first electrode and may have a first circular perimeter in a plan view of the display device. The second optical filter may overlap the second electrode, may have a polygonal perimeter in the plan view of the display device, and may be spaced from the first optical filter.
    Type: Grant
    Filed: April 14, 2021
    Date of Patent: September 17, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jeaheon Ahn, Jangsoo Kim, Jae Cheol Park
  • Patent number: 12082431
    Abstract: A display device includes a pixel; and a first color conversion region, a second color conversion region, and a third color conversion region respectively overlapping a first color pixel, a second color pixel, and a third color pixel and spaced from each other. The third color conversion region is aligned with a region between the first color conversion region and the second color conversion region in a first direction, and the first color conversion region and the second color conversion region are aligned with each other in a second direction crossing the first direction. Part of the first color conversion region is disposed in a second pixel area that is adjacent to the first pixel area in the second direction, and part of the second color conversion region is positioned in a third pixel area that is adjacent to the first pixel area in the second direction.
    Type: Grant
    Filed: August 3, 2021
    Date of Patent: September 3, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jea Heon Ahn, Jang Soo Kim, Jeong Ki Kim, Jae Cheol Park
  • Publication number: 20240284491
    Abstract: A method and a device for shard communication in a wireless LAN are disclosed. A method of a first STA comprises the steps of: receiving a first frame for allocation of a shared communication period from an AP; identifying the shared communication period on the basis of one or more fields included in the first frame; and performing shared communication with a second STA in the shared communication period, wherein the shared communication period is configured within a TXOP configured between the AP and a third STA.
    Type: Application
    Filed: May 24, 2022
    Publication date: August 22, 2024
    Inventors: Sung Hyun HWANG, Kyu Min KANG, Jae Cheol PARK, Jin Hyung OH, Dong Woo LIM, Su Na CHOI, Yong Ho KIM
  • Publication number: 20240270515
    Abstract: A stage-stacking lift according to the present invention includes a lift unit and a stage-stacking unit mounted in the lift unit. The stage-stacking unit stacks a tray, in which accommodation targets are accommodated, in multiple stages, and the lift unit elevates the tray stacked in multiple stages.
    Type: Application
    Filed: October 13, 2022
    Publication date: August 15, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Jae Hyung Um, Bong Cheol Park
  • Publication number: 20240268110
    Abstract: A semiconductor device includes a peripheral circuit region on a substrate, a polysilicon layer on the peripheral circuit region, a memory cell array region on the polysilicon layer and overlapping the peripheral circuit region, the peripheral circuit region being under the memory cell array region, an upper interconnection layer on the memory cell array region, and a vertical contact through the memory cell array region and the polysilicon layer, the vertical contact connecting the upper interconnection layer to the peripheral circuit region.
    Type: Application
    Filed: April 19, 2024
    Publication date: August 8, 2024
    Inventors: Yoo-Cheol Shin, Young-Woo Park, Jae-Duk Lee
  • Patent number: 11994881
    Abstract: An identification method and an unmanned aerial vehicle (UAV) detection apparatus are provided. The identification method, as a method for preventing a collision that may occur in a process of detecting and identifying a plurality of UAVs flying in the air, detects a plurality of UAVs in the air and determines a legitimacy of flight of each of the plurality of UAVs using an identification information request message.
    Type: Grant
    Filed: April 28, 2021
    Date of Patent: May 28, 2024
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jinhyung Oh, Kyu-Min Kang, Jae Cheol Park, Dong Woo Lim, Su Na Choi, Sunghyun Hwang
  • Publication number: 20240142678
    Abstract: A display device includes a display unit including a lower substrate and first, second, and third light emitting elements disposed on the lower substrate, a color filter unit including an upper substrate having a lower surface facing the first, second, and third light emitting elements, a filler disposed between the display unit and the color filter unit and including a wavelength conversion particle. The color filter unit further includes a color filter layer including first, second, and third color filters disposed on the lower surface of the upper substrate, a bank layer disposed below the color filter layer and including first, second, and third openings, a first column spacer filling the first opening, and a second column spacer filling the second opening.
    Type: Application
    Filed: July 25, 2023
    Publication date: May 2, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: SUN-KYU JOO, SANGJI PARK, JAE CHEOL PARK, KEUNCHAN OH, DOKYUNG YOUN, SONGEE LEE, WOO-MAN JI, TAE HYUNG HWANG
  • Publication number: 20240122045
    Abstract: A display device includes: a display panel including a first light emitting area to emit a source light; a barrier wall on the display panel, and having a first opening corresponding to the first light emitting area; a first light control pattern in the first opening; and a light shielding pattern between the display panel and the barrier wall, and overlapping with the barrier wall and the first opening. The light shielding pattern overlaps with a portion of the first light control pattern.
    Type: Application
    Filed: August 24, 2023
    Publication date: April 11, 2024
    Inventors: GAK SEOK LEE, KEUNCHAN OH, MIN-JAE KIM, KYUNGHAE PARK, JAE CHEOL PARK, INSEOK SONG, JISEONG YANG
  • Patent number: 11881634
    Abstract: An antenna apparatus for drone identification and an operating method thereof are provided. The antenna apparatus includes: a plurality of horizontal directional antennas; a vertical directional antenna positioned at a center of an area surrounded by the plurality of horizontal directional antennas; a beamforming unit controlling beamforming of the vertical directional antenna and the plurality of horizontal antennas to transmit and receive signals in all directions; and a power supply unit for suppling power.
    Type: Grant
    Filed: May 2, 2022
    Date of Patent: January 23, 2024
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Kyu-Min Kang, Jae Cheol Park, Jinhyung Oh, Dong Woo Lim, Su Na Choi, Sunghyun Hwang
  • Publication number: 20230351902
    Abstract: An information fusion and operation control device for anti-drone may include: a memory; and a processor configured to execute at least one instruction stored in the memory, the processor receives detection location information on a drone, receives identification location information on the drone, and generates neutralization area range information on the drone by fusing the detection location information and the identification location information.
    Type: Application
    Filed: April 28, 2023
    Publication date: November 2, 2023
    Inventors: Dong Woo LIM, Kyu Min KANG, Jae Cheol PARK, Jin Hyung OH, Su Na CHOI, Sung Hyun HWANG
  • Publication number: 20230335686
    Abstract: A color conversion panel includes a plurality of banks which partition a first emission area, a second emission area and a third emission area of the color conversion panel at which light of different colors are respectively emitted, a color conversion layer which color-converts light, in the first emission area, and a transmission layer which transmits light without color conversion, in the second emission area and the third emission area.
    Type: Application
    Filed: February 10, 2023
    Publication date: October 19, 2023
    Inventors: Sun-Kyu JOO, Keun Chan OH, Min-Jae KIM, Jae Cheol PARK, DOKYUNG YOUN, Yeo Geon YOON, Chang-Hun LEE, Woo-Man JI
  • Publication number: 20230319737
    Abstract: A power control method for reducing power consumption of a terminal during retransmission in a wireless communication system using spread spectrum may include: transmitting a response message corresponding to a request message received from a base station to the base station; determining whether an acknowledgement (ACK) message is received from the base station in response to the response message; after the ACK message is received, determining whether the response message is decoded by the base station on the basis of the ACK message; and when it is determined that the response message is not decoded by the base station, setting retransmission transmission power randomly.
    Type: Application
    Filed: March 27, 2023
    Publication date: October 5, 2023
    Inventors: Jin Hyung OH, Kyu Min KANG, Jae Cheol PARK, Dong Woo LIM, Su Na CHOI, Sung Hyun HWANG
  • Publication number: 20230320162
    Abstract: A display device is disclosed that includes a base layer, a display element layer, a circuit element layer, a light control layer, and a quantum dot layer. The base layer includes first, second, and third light emitting regions and a non-light emitting region. The display element layer is disposed above the base layer and includes first, second, and third light emitting elements providing source light to the first, second, and third light emitting regions, respectively, toward the base layer. The circuit element layer is disposed between the base layer and the display element layer and includes first, second, and third pixel circuits connected to the first, second, and third light emitting elements, respectively, and overlapping the non-light emitting region. The light control layer is disposed between the display element layer and the circuit element layer and includes a color filter layer that includes first, second, and third color filters.
    Type: Application
    Filed: January 30, 2023
    Publication date: October 5, 2023
    Inventors: SUN-KYU JOO, KEUNCHAN OH, JAE CHEOL PARK, HYEOKJIN LEE
  • Publication number: 20230309358
    Abstract: A display device includes a first substrate including first to third light emitting areas, and a light blocking area surrounding first to third light emitting area, light emitting elements disposed on the first to third light emitting areas of a first substrate, a bank disposed on light emitting elements, where first to third openings exposing light emitting elements are defined in the bank, a first color conversion pattern disposed in the first opening to convert a light of a first wavelength into a light of a second wavelength, a second color conversion pattern disposed in the second opening to convert the light of the first wavelength into a light of a third wavelength, a light transmission pattern disposed in the third opening to transmit the light of the first wavelength, and a column spacer disposed on the bank and having a same composition as the light transmission pattern.
    Type: Application
    Filed: November 16, 2022
    Publication date: September 28, 2023
    Inventors: SUN-KYU JOO, KEUNCHAN OH, MIN-JAE KIM, JAE CHEOL PARK, DOKYUNG YOUN, YEOGEON YOON, CHANG-HUN LEE, WOO-MAN JI