Patents by Inventor Mi-Yeon YU

Mi-Yeon YU 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: 11910310
    Abstract: An apparatus and method for reducing the power consumption of a Base Station (BS) in a multi antenna system are provided. The method for reducing the power consumption of the BS includes identifying an amount of resources being in use for communication, determining whether to convert at least one Radio Frequency (RF) unit into a power saving mode considering the amount of resources, if converting at least one RF unit into the power saving mode, turning OFF a power supply of a power amplifier of at least one of at least two antenna paths constituting the at least one RF unit converted into the power saving mode, and increasing a gain of at least one antenna path turning ON a power supply such that a transmission Power Spectral Density (PSD) is not changed according to the power saving mode conversion.
    Type: Grant
    Filed: March 18, 2022
    Date of Patent: February 20, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Byung-Ki Kim, Mi-Yeon Yu
  • Publication number: 20230383151
    Abstract: Provided is an adhesive composition for a polarizing plate, a polarizing plate, and an optical display device, wherein the adhesive composition comprises a polyvinyl alcohol-based resin, a crosslinking agent bearing a primary amine group or a secondary amine group, and an epoxy-based compound bearing an alkylene oxide group.
    Type: Application
    Filed: October 26, 2021
    Publication date: November 30, 2023
    Inventors: Tae Hyun LEE, Il Jin KIM, Mi Ran SEO, Mi Yeon YU, Woo Jin JEONG
  • Patent number: 11822109
    Abstract: Provided are a polarizing plate, a polarizing plate adhesive composition for same, and an optical display apparatus comprising same, the polarizing plate comprising: a polarizer; and a polarizing plate adhesive layer and a protective layer which are sequentially formed on at least one surface of the polarizer, wherein the polarizing plate adhesive layer comprises poly(ethylenedioxythiophene) poly(styrenesulfonate) (PEDOT:PSS), and the polarizing plate adhesive layer has a surface resistance of about 1×108 to about 1×1012(?/?).
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: November 21, 2023
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Tae Hyun Lee, Mi Yeon Yu, Seung Jun Lee, Woo Jin Jeong, Il Jin Kim
  • Patent number: 11787985
    Abstract: An adhesive film for polarizing plates, a polarizing plate including the same, and an optical display including the same are provided. The adhesive film for polarizing plates is formed of an adhesive composition comprising: a (meth)acrylic copolymer; an adhesion promoter; a mixture of an isocyanate curing agent and a carbodiimide curing agent; and a UV absorbent, and the adhesive film has a glass transition temperature of about ?47° C. to ?40° C., and the adhesive film has a light transmittance of about 3% or less at a wavelength of about 380 nm.
    Type: Grant
    Filed: March 3, 2021
    Date of Patent: October 17, 2023
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Mi Yeon Yu, Seung Jun Lee, Woo Jin Jeong, Ha Yun Cho, Il Jin Kim
  • Patent number: 11649385
    Abstract: An adhesive film for polarizing plates, a polarizing plate including the same, and an optical display apparatus including the same are provided. An adhesive film for polarizing plates includes: a (meth)acrylic copolymer, a curing agent, a (meth)acrylic oligomer, and an antistatic agent, and has a modulus of about 0.5 MPa or more at about 25° C. and a surface resistance difference ?SR of about 1.0 log (?/?) or less, as calculated by Equation 1 herein.
    Type: Grant
    Filed: April 6, 2020
    Date of Patent: May 16, 2023
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Woo Jin Jeong, Mi Yeon Yu, Han Joo Choi, Il Jin Kim
  • Patent number: 11530377
    Abstract: The bioenvironmental simulation device according to an embodiment of the present invention includes at least one mounting unit on which cells to be measured are placed, a rotational force application unit configured to rotate the mounting unit so as to apply a rotational force to the cells to be measured placed on the mounting unit, and a culture liquid flow device through which a culture liquid flows across the mounting unit, wherein the culture liquid flows by the culture liquid flow device so as to apply a shear force to the cells to be measured.
    Type: Grant
    Filed: December 10, 2019
    Date of Patent: December 20, 2022
    Assignees: SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION, SEOUL NATIONAL UNIVERSITY HOSPITAL
    Inventors: Seung Hee Yang, Yon Su Kim, Dong Ki Kim, Sa Ram Lee, Yong Chul Kim, Mi Yeon Yu, Ji Eun Kim
  • Publication number: 20220210733
    Abstract: An apparatus and method for reducing the power consumption of a Base Station (BS) in a multi antenna system are provided. The method for reducing the power consumption of the BS includes identifying an amount of resources being in use for communication, determining whether to convert at least one Radio Frequency (RF) unit into a power saving mode considering the amount of resources, if converting at least one RF unit into the power saving mode, turning OFF a power supply of a power amplifier of at least one of at least two antenna paths constituting the at least one RF unit converted into the power saving mode, and increasing a gain of at least one antenna path turning ON a power supply such that a transmission Power Spectral Density (PSD) is not changed according to the power saving mode conversion.
    Type: Application
    Filed: March 18, 2022
    Publication date: June 30, 2022
    Inventors: Byung-Ki KIM, Mi-Yeon YU
  • Patent number: 11284344
    Abstract: An apparatus and method for reducing the power consumption of a Base Station (BS) in a multi antenna system are provided. The method for reducing the power consumption of the BS includes identifying an amount of resources being in use for communication, determining whether to convert at least one Radio Frequency (RF) unit into a power saving mode considering the amount of resources, if converting at least one RF unit into the power saving mode, turning OFF a power supply of a power amplifier of at least one of at least two antenna paths constituting the at least one RF unit converted into the power saving mode, and increasing a gain of at least one antenna path turning ON a power supply such that a transmission Power Spectral Density (PSD) is not changed according to the power saving mode conversion.
    Type: Grant
    Filed: March 24, 2020
    Date of Patent: March 22, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Byung-Ki Kim, Mi-Yeon Yu
  • Publication number: 20220049136
    Abstract: An adhesive film for polarizing plates, a polarizing plate including the same, and an optical display apparatus including the same are provided. An adhesive film for polarizing plates is formed of an adhesive composition including a (meth)acrylic copolymer, an isocyanate curing agent, a metal chelate curing agent, and an antistatic agent, and has a surface resistance difference ?SR of 1.0 (log(?/?)) or less, as calculated by Equation 1 and, in Equation 1, SR1 is 10 (log(?/?)) or less.
    Type: Application
    Filed: July 15, 2021
    Publication date: February 17, 2022
    Inventors: Seung Jun LEE, Dae Yun KIM, Il Jin KIM, Mi Yeon YU, Woo Jin JEONG, Ha Yun CHO
  • Publication number: 20210318478
    Abstract: Provided are a polarizing plate, a polarizing plate adhesive composition for same, and an optical display apparatus comprising same, the polarizing plate comprising: a polarizer; and a polarizing plate adhesive layer and a protective layer which are sequentially formed on at least one surface of the polarizer, wherein the polarizing plate adhesive layer comprises poly(ethylenedioxythiophene) poly(styrenesulfonate) (PEDOT:PSS), and the polarizing plate adhesive layer has a surface resistance of about 1×108 to about 1×1012(?/?).
    Type: Application
    Filed: December 20, 2019
    Publication date: October 14, 2021
    Inventors: Tae Hyun LEE, Mi Yeon YU, Seung Jun LEE, Woo Jin JEONG, Il Jin KIM
  • Publication number: 20210284878
    Abstract: An adhesive film for polarizing plates, a polarizing plate including the same, and an optical display including the same are provided. The adhesive film for polarizing plates is formed of an adhesive composition comprising: a (meth)acrylic copolymer; an adhesion promoter; a mixture of an isocyanate curing agent and a carbodiimide curing agent; and a UV absorbent, and the adhesive film has a glass transition temperature of about ?47° C. to ?40° C., and the adhesive film has a light transmittance of about 3% or less at a wavelength of about 380 nm.
    Type: Application
    Filed: March 3, 2021
    Publication date: September 16, 2021
    Inventors: Mi Yeon YU, Seung Jun LEE, Woo Jin JEONG, Ha Yun CHO, Il Jin KIM
  • Publication number: 20210214667
    Abstract: The bioenvironmental simulation device according to an embodiment of the present invention includes at least one mounting unit on which cells to be measured are placed, a rotational force application unit configured to rotate the mounting unit so as to apply a rotational force to the cells to be measured placed on the mounting unit, and a culture liquid flow device through which a culture liquid flows across the mounting unit, wherein the culture liquid flows by the culture liquid flow device so as to apply a shear force to the cells to be measured.
    Type: Application
    Filed: December 10, 2019
    Publication date: July 15, 2021
    Applicants: Seoul National University R&DB Foundation, Seoul National University Hospital
    Inventors: Seung Hee YANG, Yon Su KIM, Dong Ki KIM, Sa Ram LEE, Yong Chul KIM, Mi Yeon YU, Ji Eun KIM
  • Publication number: 20200333328
    Abstract: A biological environment simulating apparatus using rotational force includes a mounting unit on which a cell to be pressurized is mounted, a rotational force application unit configured to apply centripetal force to the mounting unit to make the mounting unit perform a circular movement along a circular path about a predetermined center point and a control unit. The control unit controls the rotational force application unit based on a type of the cell and an appropriate pressure condition matched with the type of the cell so that a pressure satisfying the appropriate pressure condition is applied to the cell.
    Type: Application
    Filed: July 6, 2020
    Publication date: October 22, 2020
    Inventors: Seung Hee YANG, Jin Woo CHOI, Dong Ki KIM, Jung Pyo LEE, Yon Su KIM, Young Chul KIM, Hee Chan KIM, Mi Yeon YU, Sa Ram LEE
  • Publication number: 20200317969
    Abstract: An adhesive film for polarizing plates, a polarizing plate including the same, and an optical display apparatus including the same are provided. An adhesive film for polarizing plates includes: a (meth)acrylic copolymer, a curing agent, a (meth)acrylic oligomer, and an antistatic agent, and has a modulus of about 0.5 MPa or more at about 25° C. and a surface resistance difference ?SR of about 1.0 log (?/?) or less, as calculated by Equation 1 herein.
    Type: Application
    Filed: April 6, 2020
    Publication date: October 8, 2020
    Inventors: Woo Jin JEONG, Mi Yeon YU, Han Joo CHOI, Il Jin KIM
  • Publication number: 20200229083
    Abstract: An apparatus and method for reducing the power consumption of a Base Station (BS) in a multi antenna system are provided. The method for reducing the power consumption of the BS includes identifying an amount of resources being in use for communication, determining whether to convert at least one Radio Frequency (RF) unit into a power saving mode considering the amount of resources, if converting at least one RF unit into the power saving mode, turning OFF a power supply of a power amplifier of at least one of at least two antenna paths constituting the at least one RF unit converted into the power saving mode, and increasing a gain of at least one antenna path turning ON a power supply such that a transmission Power Spectral Density (PSD) is not changed according to the power saving mode conversion.
    Type: Application
    Filed: March 24, 2020
    Publication date: July 16, 2020
    Inventors: Byung-Ki KIM, Mi-Yeon YU
  • Patent number: 10647898
    Abstract: Disclosed are an adhesive composition for polarizing plates, a polarizing plate using the same, a method for preparing the same, and an optical member including the same. The adhesive composition includes (A) a (meth)acrylic radical compound, (B) a cationic epoxy compound, (C) a phenoxy resin, and (D) a photoinitiator.
    Type: Grant
    Filed: August 29, 2018
    Date of Patent: May 12, 2020
    Assignee: Cheil Industries, Inc.
    Inventors: Mi Yeon Yu, Tae Hyun Lee, Do Heon Lee, Ik Hwan Cho, In Cheon Han
  • Patent number: 10652819
    Abstract: An apparatus and method for reducing the power consumption of a Base Station (BS) in a multi antenna system are provided. The method for reducing the power consumption of the BS includes identifying an amount of resources being in use for communication, determining whether to convert at least one Radio Frequency (RF) unit into a power saving mode considering the amount of resources, if converting at least one RF unit into the power saving mode, turning OFF a power supply of a power amplifier of at least one of at least two antenna paths constituting the at least one RF unit converted into the power saving mode, and increasing a gain of at least one antenna path turning ON a power supply such that a transmission Power Spectral Density (PSD) is not changed according to the power saving mode conversion.
    Type: Grant
    Filed: January 11, 2019
    Date of Patent: May 12, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Byung-Ki Kim, Mi-Yeon Yu
  • Patent number: 10527767
    Abstract: A composition for protective layers of a polarizing plate includes a photocurable monomer or oligomer having a glass transition temperature (Tg) of about 50° C. or greater, particles, a reactive monomer or oligomer, and an initiator. A polarizing plate includes a polarizer and a protective layer formed from the composition on one or both surfaces of the polarizer. The protective layer has a storage modulus at about 25° C. of greater than about 2000 MPa, as measured at a heating rate of 10° C./min, a temperature of ?50° C. to 100° C., a frequency of 1 Hz, and a strain of 0.5%. An optical display includes the polarizing plate.
    Type: Grant
    Filed: August 27, 2015
    Date of Patent: January 7, 2020
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Do Heon Lee, Mi Yeon Yu, Tae Hyun Lee, In Cheon Han
  • Publication number: 20190150085
    Abstract: An apparatus and method for reducing the power consumption of a Base Station (BS) in a multi antenna system are provided. The method for reducing the power consumption of the BS includes identifying an amount of resources being in use for communication, determining whether to convert at least one Radio Frequency (RF) unit into a power saving mode considering the amount of resources, if converting at least one RF unit into the power saving mode, turning OFF a power supply of a power amplifier of at least one of at least two antenna paths constituting the at least one RF unit converted into the power saving mode, and increasing a gain of at least one antenna path turning ON a power supply such that a transmission Power Spectral Density (PSD) is not changed according to the power saving mode conversion.
    Type: Application
    Filed: January 11, 2019
    Publication date: May 16, 2019
    Inventors: Byung-Ki KIM, Mi-Yeon YU
  • Patent number: 10182396
    Abstract: An apparatus and method for reducing the power consumption of a Base Station (BS) in a multi antenna system are provided. The method for reducing the power consumption of the BS includes identifying an amount of resources being in use for communication, determining whether to convert at least one Radio Frequency (RF) unit into a power saving mode considering the amount of resources, if converting at least one RF unit into the power saving mode, turning OFF a power supply of a power amplifier of at least one of at least two antenna paths constituting the at least one RF unit converted into the power saving mode, and increasing a gain of at least one antenna path turning ON a power supply such that a transmission Power Spectral Density (PSD) is not changed according to the power saving mode conversion.
    Type: Grant
    Filed: December 12, 2016
    Date of Patent: January 15, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Byung-Ki Kim, Mi-Yeon Yu