Patents by Inventor Jae-Hyun Ahn

Jae-Hyun Ahn 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: 11939240
    Abstract: A sterilizing device includes a pipe having an inlet and an outlet and allowing fluid to move therethrough and a light source provided on one side of the pipe and providing light to the fluid. At least a portion of the pipe is provided in a spiral shape and the inlet and/or the outlet are arranged in a light emitting region.
    Type: Grant
    Filed: December 21, 2022
    Date of Patent: March 26, 2024
    Assignee: SEOUL VIOSYS CO., LTD.
    Inventors: Jae Young Choi, Shi Hyun Ahn, Ki Yon Park, Woong Ki Jeong, Kyu Won Han
  • Publication number: 20240090328
    Abstract: The present invention relates to a multi-component host material and an organic electroluminescent device comprising the same. By comprising a specific combination of the multi-component host compounds, the organic electroluminescent device according to the present invention can provide high luminous efficiency and excellent lifespan characteristics.
    Type: Application
    Filed: October 26, 2023
    Publication date: March 14, 2024
    Inventors: Hee-Choon AHN, Young-Kwang KIM, Su-Hyun LEE, Ji-Song JUN, Seon-Woo LEE, Chi-Sik KIM, Kyoung-Jin PARK, Nam-Kyun KIM, Kyung-Hoon CHOI, Jae-Hoon SHIM, Young-Jun CHO, Kyung-Joo LEE
  • Patent number: 11919999
    Abstract: Provided are a method for preparing a polyetherketoneketone and a polyetherketoneketone prepared thereby, wherein, at the time of a polymerization reaction, nitrogen gas is blown into a liquid reaction medium while stirring, thereby quickly removing hydrochloric acid, which is a by-product generated during the reaction, and preventing aggregation of resin particles, thus suppressing the generation of scales.
    Type: Grant
    Filed: November 16, 2018
    Date of Patent: March 5, 2024
    Assignee: HANWHA CHEMICAL CORPORATION
    Inventors: Kwang Seok Jeong, Min Sung Kim, Jae Heon Kim, Ju Young Park, Cho Hee Ahn, Byeong Hyeon Lee, Sang Hyun Cho
  • Patent number: 11924773
    Abstract: The present invention relates to an apparatus and method for controlling uplink transmission power in a multiple element carrier wave system. The method for controlling uplink transmission power by a terminal in a multiple element carrier wave system includes the steps of: generating an uplink signal to be transmitted in a first serving cell; receiving, from a base station, random access start information for commanding the start of a random access procedure for a second serving cell; calculating the estimated surplus power from first transmission power scheduled for an uplink signal transmission, and second transmission power scheduled for a transmission of a PRACH to which a random access preamble is mapped; and when the estimated surplus power is smaller than a threshold power, adjusting the first transmission power or the second transmission power on the basis of power allocation priority.
    Type: Grant
    Filed: March 10, 2023
    Date of Patent: March 5, 2024
    Assignee: PANTECH CORPORATION
    Inventors: Ki Bum Kwon, Myung Cheul Jung, Jae Hyun Ahn
  • Patent number: 11917907
    Abstract: The present disclosure relates to an organic electroluminescent device. The organic electroluminescent device of the present disclosure shows high luminous efficiency and good lifespan by comprising a specific combination of the plural kinds of host compounds and a specific hole transport compound.
    Type: Grant
    Filed: November 22, 2021
    Date of Patent: February 27, 2024
    Assignee: Rohm and Haas Electronic Materials Korea Ltd.
    Inventors: Kyoung-Jin Park, Tae-Jin Lee, Jae-Hoon Shim, Yoo Jin Doh, Hee-Choon Ahn, Young-Kwang Kim, Doo-Hyeon Moon, Jeong-Eun Yang, Su-Hyun Lee, Chi-Sik Kim, Ji-Song Jun
  • Patent number: 11872310
    Abstract: The present invention provides a preparation for attaching to teeth or tooth peripheries. The preparation for attaching to teeth or tooth peripheries of the present invention can give high adhesive force to the desired site despite interproximal space or curves of teeth. It is easy to hand while controlling drug release.
    Type: Grant
    Filed: January 13, 2021
    Date of Patent: January 16, 2024
    Inventors: Ji-Young Kim, Jae-Hyun Ahn, In-Ho Lee
  • Patent number: 11857652
    Abstract: A dental wrap is provided. The dental wrap includes an adhesive layer and a backing layer, which is characterized in that it does not contain an active ingredient. The present invention can improve the user's feeling of use by applying various flavors that were difficult to use in the tooth whitening agent.
    Type: Grant
    Filed: January 12, 2021
    Date of Patent: January 2, 2024
    Inventors: Seong-Eun Bang, Yong-Beom Jeong, Jae-Hyun Ahn
  • Publication number: 20230362843
    Abstract: A user equipment (UE) of re-organizing a timing advance group (TAG) is provided. The UE includes: a receiving unit for receiving, from a serving base station, secondary serving cell (SCell) configuration information which includes a first field and a second field, the first field including an ScellIndex of an SCell to indicate a removal of the SCell, the second field including at least one of the ScellIndex to indicate an addition of the SCell and a TAG ID indicating a TAG of the SCell, and a radio resource control (RRC) processing unit for performing the addition of the SCell after performing the removal of the SCell from one or more SCells configured in the UE, and for reorganizing the TAG by including the SCell in the TAG.
    Type: Application
    Filed: May 15, 2023
    Publication date: November 9, 2023
    Inventors: Ki Bum KWON, Jae Hyun AHN, Kang Suk HUH
  • Patent number: 11812298
    Abstract: The present invention relates to an apparatus and a method for performing measurement reporting considering in-device coexistence interference. The present invention provide a user equipment transmitting a measurement report in a wireless communication system, comprising an interference detection unit, an assistant information generation unit, a measurement controller and a transmitter. According to the present invention, a measurement procedure can be clearly defined in an interference delicate band where in-device coexistence interference occurs and scheduling restrictions on an eNodeB due to measurement reporting about an interference delicate band can be reduced.
    Type: Grant
    Filed: August 15, 2022
    Date of Patent: November 7, 2023
    Assignee: PANTECH CORPORATION
    Inventors: Jae Hyun Ahn, Ki Bum Kwon, Myung Cheul Jung
  • Publication number: 20230209471
    Abstract: The present invention relates to an apparatus and method for controlling uplink transmission power in a multiple element carrier wave system. The method for controlling uplink transmission power by a terminal in a multiple element carrier wave system includes the steps of: generating an uplink signal to be transmitted in a first serving cell; receiving, from a base station, random access start information for commanding the start of a random access procedure for a second serving cell; calculating the estimated surplus power from first transmission power scheduled for an uplink signal transmission, and second transmission power scheduled for a transmission of a PRACH to which a random access preamble is mapped; and when the estimated surplus power is smaller than a threshold power, adjusting the first transmission power or the second transmission power on the basis of power allocation priority.
    Type: Application
    Filed: March 10, 2023
    Publication date: June 29, 2023
    Inventors: Ki Bum KWON, Myung Cheul JUNG, Jae Hyun AHN
  • Patent number: 11690029
    Abstract: A user equipment (UE) of re-organizing a timing advance group (TAG) is provided. The UE includes: a receiving unit for receiving, from a serving base station, secondary serving cell (SCell) configuration information which includes a first field and a second field, the first field including an ScellIndex of an SCell to indicate a removal of the SCell, the second field including at least one of the ScellIndex to indicate an addition of the SCell and a TAG ID indicating a TAG of the SCell, and a radio resource control (RRC) processing unit for performing the addition of the SCell after performing the removal of the SCell from one or more SCells configured in the UE, and for reorganizing the TAG by including the SCell in the TAG.
    Type: Grant
    Filed: August 2, 2021
    Date of Patent: June 27, 2023
    Assignee: PANTECH CORPORATION
    Inventors: Ki Bum Kwon, Jae Hyun Ahn, Kang Suk Huh
  • Patent number: 11683853
    Abstract: A method and an apparatus for controlling in-device coexistence interference (IDC) in a wireless communication system are provided. The present invention comprises transmitting IDC indication information including an unusable frequency band that is a frequency band in which performing communication is difficult because of IDC interference to a Base Station (BS), receiving Radio Resource Control (RRC) connection reconfiguration including IDC Discontinuous Reception (DRX) configuration reconfiguring DRX relating the unusable frequency band based on the IDC indication information from the BS and performing autonomously denial of Industrial Scientific Medical (ISM) transmission in the unusable frequency band by reconfiguring DRX based on the IDC DRX configuration.
    Type: Grant
    Filed: March 8, 2021
    Date of Patent: June 20, 2023
    Assignee: PANTECH CORPORATION
    Inventors: Jae Hyun Ahn, Myung Cheul Jung, Kang Suk Huh, Ki Bum Kwon
  • Patent number: 11654090
    Abstract: The present invention provides a patch for attaching to teeth or a surrounding part of teeth, and the patch can be easily removed by tooth brushing alone.
    Type: Grant
    Filed: May 3, 2021
    Date of Patent: May 23, 2023
    Assignee: LG Household & Health Care Ltd.
    Inventors: Jong-Hoon Kim, Jae-Hyun Ahn, Kwang-Ho Oh, In-Ho Lee, Woo-Sun Shim
  • Publication number: 20230104059
    Abstract: The present disclosure provides a patch which is attached to a tooth or oral mucous membrane and releases an active ingredient to a portion attached, in which the patch comprises a drug layer having an adhesive surface attached to the tooth or oral mucous membrane and a backing layer laminated on the drug layer, and comprises at least one reticular structure inside the drug layer, and is divided into at least 2 drug layers at the boundary of or by the reticular structure. In particular, the patch have a restricted extensibility.
    Type: Application
    Filed: December 9, 2022
    Publication date: April 6, 2023
    Applicant: LG HOUSEHOLD & HEALTH CARE LTD.
    Inventors: Yong-Beom JEONG, Seong-Eun BANG, Jae-Hyun AHN
  • Patent number: 11606757
    Abstract: The present invention relates to an apparatus and method for controlling uplink transmission power in a multiple element carrier wave system. The method for controlling uplink transmission power by a terminal in a multiple element carrier wave system includes the steps of: generating an uplink signal to be transmitted in a first serving cell; receiving, from a base station, random access start information for commanding the start of a random access procedure for a second serving cell; calculating the estimated surplus power from first transmission power scheduled for an uplink signal transmission, and second transmission power scheduled for a transmission of a PRACH to which a random access preamble is mapped; and when the estimated surplus power is smaller than a threshold power, adjusting the first transmission power or the second transmission power on the basis of power allocation priority.
    Type: Grant
    Filed: March 8, 2021
    Date of Patent: March 14, 2023
    Assignee: PANTECH CORPORATION
    Inventors: Ki Bum Kwon, Myung Cheul Jung, Jae Hyun Ahn
  • Publication number: 20230027167
    Abstract: The present disclosure provides a patch attachable to the occlusal plane of posterior teeth, which includes: a drug layer; a backing layer in contact with the drug layer; and a removable part in contact with the backing layer. The patch can be provided as a single-sided type or a double-sided type. It may also be provided as a linear type or a symmetric type. The present disclosure is directed to providing a patch that can be easily attached to the occlusal plane of posterior teeth.
    Type: Application
    Filed: December 18, 2020
    Publication date: January 26, 2023
    Applicant: LG HOUSEHOLD & HEALTH CARE LTD.
    Inventors: Yong-Beom JEONG, Seong-Eun BANG, Jae-Hyun AHN, So-Ra CHOI
  • Patent number: 11547640
    Abstract: The present disclosure provides a patch which is attached to a tooth or oral mucous membrane and releases an active ingredient to a portion attached, in which the patch comprises a drug layer having an adhesive surface attached to the tooth or oral mucous membrane and a backing layer laminated on the drug layer, and comprises at least one reticular structure inside the drug layer, and is divided into at least 2 drug layers at the boundary of or by the reticular structure.
    Type: Grant
    Filed: June 28, 2021
    Date of Patent: January 10, 2023
    Assignee: LG HOUSEHOLD & HEALTH CARE LTD.
    Inventors: Yong-Beom Jeong, Seong-Eun Bang, Jae-Hyun Ahn
  • Publication number: 20220394537
    Abstract: The present invention relates to an apparatus and a method for performing measurement reporting considering in-device coexistence interference. The present invention provide a user equipment transmitting a measurement report in a wireless communication system, comprising an interference detection unit, an assistant information generation unit, a measurement controller and a transmitter. According to the present invention, a measurement procedure can be clearly defined in an interference delicate band where in-device coexistence interference occurs and scheduling restrictions on an eNodeB due to measurement reporting about an interference delicate band can be reduced.
    Type: Application
    Filed: August 15, 2022
    Publication date: December 8, 2022
    Inventors: Jae Hyun AHN, Ki Bum KWON, Myung Cheul JUNG
  • Patent number: 11483774
    Abstract: The present invention relates to an apparatus and method for controlling uplink transmission power in a multiple element carrier wave system. The method for controlling uplink transmission power by a terminal in a multiple element carrier wave system includes the steps of: generating an uplink signal to be transmitted in a first serving cell; receiving, from a base station, random access start information for commanding the start of a random access procedure for a second serving cell; calculating the estimated surplus power from first transmission power scheduled for an uplink signal transmission, and second transmission power scheduled for a transmission of a PRACH to which a random access preamble is mapped; and when the estimated surplus power is smaller than a threshold power, adjusting the first transmission power or the second transmission power on the basis of power allocation priority.
    Type: Grant
    Filed: March 8, 2021
    Date of Patent: October 25, 2022
    Assignee: PANTECH CORPORATION
    Inventors: Ki Bum Kwon, Myung Cheul Jung, Jae Hyun Ahn
  • Patent number: 11482871
    Abstract: Various embodiments of the present invention relate to an electronic device and a charging control method therefor. The electronic device may comprise: a connection terminal for performing wired communication with an external electronic device; and at least one processor functionally connected to the connection terminal, wherein the at least one processor detects connection of a charging device through the connection terminal, receives state information of at least one adjacent terminal located next to a power terminal of the connection terminal, and controls charging power to be supplied thereto through the charging device, on the basis of the received state information of the adjacent terminal. In addition, various other embodiments are possible.
    Type: Grant
    Filed: May 15, 2018
    Date of Patent: October 25, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young-Jin Park, Sung-Ha Park, Joon-Yung Park, Jung-Oh Sung, Dong-Rak Shin, Jae-Hyun Ahn, Sung-Eun Lee, Wooin Choi, Insun Choi, Jongik Won