Patents by Inventor Sol CHO

Sol CHO 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: 11941376
    Abstract: A method of providing intelligent software is provided. According to the present disclosure, it is possible to request an optimal AI model on the basis of a pre-trained AI model and meta information of the AI model, and it is possible to easily provide an AI model optimized for an intelligence device by responding to the request by creating a plurality of AI differentiation models from the AI model in accordance with a plurality of differentiation levels.
    Type: Grant
    Filed: December 6, 2021
    Date of Patent: March 26, 2024
    Assignees: Korea University of Technology, Education Industry-University Cooperation Foundation
    Inventors: Won-Tae Kim, Young-Jin Kim, Deun-Sol Cho
  • Patent number: 11942018
    Abstract: A display device is described including a display panel for displaying an image and an input sensing unit disposed on the display panel for sensing a user input. The input sensing unit includes: an electrode unit including first electrodes and second electrodes which intersect each other and a control unit for determining the proximity of an object or the shape of the object, based on capacitance change values of the first electrodes and the second electrodes. In a first mode the input sensing unit is driven using a self-capacitance method. The control unit may merge the capacitance change values, and determine the proximity of the object based on the merged value. In a second mode based on mutual capacitance, the control unit may determine the shape of the object.
    Type: Grant
    Filed: October 4, 2022
    Date of Patent: March 26, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae Woo Choi, Tae Joon Kim, Eun Sol Seo, Hyun Wook Cho
  • Publication number: 20240004235
    Abstract: Provided are an optical display device module and an optical display device comprising same, the module comprising: an optical display device panel; and a first polarizer, a first retardation layer, and a second retardation layer that are sequentially stacked, wherein the second retardation layer is disposed inside the panel for the optical display device, the slow axis of the first retardation layer forms ?5° to +5° with respect to the absorption axis of the first polarizer, the slow axis of the second retardation layer forms ?5° to +5° with respect to the absorption axis of the first polarizer, the second retardation layer includes a positive A retardation layer of which the biaxial degree is 0.9 to 1.1 at a wavelength of 550 nm, and the first retardation layer includes a positive B retardation layer of which the biaxial degree is ?1 to ?0.2 at a wavelength of 550 nm.
    Type: Application
    Filed: October 7, 2021
    Publication date: January 4, 2024
    Inventors: Bong Choon KIM, Jun Mo KOO, Kwang Ho SHIN, Jung Hun YOU, Sang Hum LEE, Eun Sol CHO, Seon Oh HWANG
  • Patent number: 11746168
    Abstract: The present disclosure provides an olefin polymer having excellent film processability and physical properties, and a preparation method of the same.
    Type: Grant
    Filed: December 3, 2021
    Date of Patent: September 5, 2023
    Inventors: Oh Joo Kwon, Sol Cho, Seung Ki Park, Ki Soo Lee, Heon Yong Kwon, Dae Sik Hong, Sung Hyun Park, Sung Ho Park, Jin Young Lee
  • Patent number: 11698476
    Abstract: A polarizing plate and an optical display apparatus including the same are provided. A polarizing plate includes a polarizer and a protective film stacked on at least one surface of the polarizer, and the polarizer includes a hydrophobic polyvinyl alcohol resin, the polarizer has a surface roughness (Ra) of about 10 nm or less on a surface thereof facing the protective film, and the polarizing plate has a maximum metal ion-infiltration length of about 400 ?m or less between the polarizer and the protective film when metal powder-containing pastes are deposited on a surface of the polarizing plate in a thickness direction thereof and left at 60° C. and 95% relative humidity (RH) for 240 hours.
    Type: Grant
    Filed: August 6, 2021
    Date of Patent: July 11, 2023
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Do Won Kim, Han Saem Kang, Kwang Ho Shin, Sung Man Cho, Eun Sol Cho, Seon Oh Hwang
  • Publication number: 20230096686
    Abstract: Provided are a pellet-type polyethylene resin composition capable of improving pipe pressure resistance property, dimensional stability, and processability at the same time, and a method of preparing the same.
    Type: Application
    Filed: August 9, 2021
    Publication date: March 30, 2023
    Applicant: LG CHEM, LTD.
    Inventors: Changsub KIM, Joongsoo KIM, Yeonsoo KIM, Bog Ki HONG, Sol CHO, Hyojoon LEE, Jung Wook WEE
  • Publication number: 20230091995
    Abstract: Provided are a polarizer comprising a polyvinyl alcohol-based film and having an endothermic peak of 50° C. to 60° C. when measured by differential scanning calorimetry at a temperature increase rate of 10° C./min; a polarizing plate comprising a polarizer and a first protective film and a second protective film laminated on one surface and the other surface of the polarizer, respectively, and having an initial shrinkage initiation temperature greater than 70° C. and less than or equal to 90° C. during thermomechanical analysis; and an optical display device comprising same.
    Type: Application
    Filed: February 8, 2021
    Publication date: March 23, 2023
    Inventors: Do Won KIM, Han Saem KANG, Mun Bo KO, Sung Man CHO, Ki Yong KIM, Eun Sol CHO
  • Patent number: 11573358
    Abstract: A polarizing plate and an optical display comprising the same are disclosed. The polarizing plate includes: a polarizer and a first protective layer stacked on one surface of the polarizer via a bonding layer, wherein the bonding layer is formed of a bonding layer composition including an epoxy compound and a photocationic initiator, and the polarizing plate has a chrominance variation ?E of 5.2 or less, as calculated by Equation 1.
    Type: Grant
    Filed: October 22, 2018
    Date of Patent: February 7, 2023
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Sung Man Cho, Yeon Ju Na, Eun Sol Cho, Mun Bo Ko, Ki Yong Kim
  • Publication number: 20220362323
    Abstract: A method for preparing a liquid dietary supplement includes extracting kavalactones from a Kava plant, heating water to approximately 160° Fahrenheit, and mixing kavalactones with sugar in a 1:2 ration creating a Kava/sugar mixture. The method also includes pouring Kava/sugar and heated water into a mixer, mixing, for approximately twenty (20) minutes, and pumping mixed Kava/sugar through a filter bag generating a slurry. Further the method includes adding the slurry to water heated to 55° Fahrenheit and agitating the slurry and the water heated to 55° with a mixer.
    Type: Application
    Filed: June 25, 2021
    Publication date: November 17, 2022
    Inventor: Sol Cho Broady
  • Publication number: 20220258752
    Abstract: Disclosed is a self-evolution method of an autonomous CPS performance of an autonomous CPS self-evolution framework based on federated reinforcement learning.
    Type: Application
    Filed: February 23, 2021
    Publication date: August 18, 2022
    Applicant: Korea University Of Technology And Education Industry-University Cooperation Foundation
    Inventors: Won-Tae KIM, Deun-Sol CHO, Seongjin YUN, Hanjin KIM, Young-Jin KIM
  • Publication number: 20220195081
    Abstract: A polarizing plate and an optical display device comprising the same are disclosed. The polarizing plate includes a polarizer comprising a zinc cation and a unit represented by the Formula 1, and the polarizing plate has a chrominance variation ?E of about 5.
    Type: Application
    Filed: March 3, 2020
    Publication date: June 23, 2022
    Inventors: Sung Man CHO, Mun Bo KO, Ki Yong KIM, Yeon Ju NA, Eun Sol CHO
  • Publication number: 20220135712
    Abstract: The present disclosure relates to a polyethylene having high pressure resistance and a crosslinked polyethylene pipe including the same. The polyethylene according to the present disclosure has high melt index and density and exhibits a sufficient degree of crosslinking, thereby exhibiting excellent strength and pressure resistance characteristics.
    Type: Application
    Filed: February 20, 2020
    Publication date: May 5, 2022
    Applicant: LG Chem, Ltd.
    Inventors: Sol Cho, Hyunsup Lee, Sun Mi Kim, Yi Young Choi, Myunghan Lee, Yeonsoo Kim
  • Publication number: 20220098393
    Abstract: The present disclosure relates to a crosslinked polyethylene pipe having excellent physical properties. The crosslinked polyethylene pipe according to the present disclosure has optimized the degree of crosslinking and storage modulus by finding out the optimum physical property range between the degree of crosslinking and the storage modulus which have a mutual trade-off relationship, whereby the crosslinked polyethylene pipe according to the present disclosure has excellent long-term durability and short-term pressure resistance, and thus can be applied to various fields requiring these physical properties.
    Type: Application
    Filed: February 20, 2020
    Publication date: March 31, 2022
    Applicant: LG Chem, Ltd.
    Inventors: Hyunsup Lee, Sol Cho, Yeonsoo Kim, Yi Young Choi, Myunghan Lee
  • Publication number: 20220089797
    Abstract: The present disclosure provides an olefin polymer having excellent film processability and physical properties, and a preparation method of the same.
    Type: Application
    Filed: December 3, 2021
    Publication date: March 24, 2022
    Applicant: LG Chem, Ltd.
    Inventors: Oh Joo Kwon, Sol Cho, Seung Ki Park, Ki Soo Lee, Heon Yong Kwon, Dae Sik Hong, Sung Hyun Park, Sung Ho Park, Jin Young Lee
  • Publication number: 20220043188
    Abstract: A polarizing plate and an optical display apparatus including the same are provided. A polarizing plate includes a polarizer and a protective film stacked on at least one surface of the polarizer, and the polarizer includes a hydrophobic polyvinyl alcohol resin, the polarizer has a surface roughness (Ra) of about 10 nm or less on a surface thereof facing the protective film, and the polarizing plate has a maximum metal ion-infiltration length of about 400 ?m or less between the polarizer and the protective film when metal powder-containing pastes are deposited on a surface of the polarizing plate in a thickness direction thereof and left at 60° C. and 95% relative humidity (RH) for 240 hours.
    Type: Application
    Filed: August 6, 2021
    Publication date: February 10, 2022
    Inventors: Do Won KIM, Han Saem KANG, Kwang Ho SHIN, Sung Man CHO, Eun Sol CHO, Seon Oh HWANG
  • Publication number: 20220010110
    Abstract: The present disclosure relates to a polyethylene having high degree of crosslinking and a crosslinked polyethylene pipe including the same. The polyethylene according to the present disclosure has a high content of ultra-high molecular weight, and thus a crosslinking rate is improved, and thus a sufficient degree of crosslinking is exhibited even when the crosslinking time is shortened, thereby exhibiting excellent strength and pressure resistance characteristics.
    Type: Application
    Filed: February 20, 2020
    Publication date: January 13, 2022
    Applicant: LG Chem, Ltd.
    Inventors: Sol Cho, Hyunsup Lee, Sun Mi Kim, Yi Young Choi, Myunghan Lee, Yeonsoo Kim
  • Patent number: 11118040
    Abstract: Provided is a polyethylene resin film exhibiting more improved transparency while exhibiting excellent processability and mechanical properties. The polyethylene resin film having a density of 0.910 g/cm3 to 0.930 g/cm3, and a haze of 10% or less at a thickness of 90 ?m to 110 ?m includes a first polyethylene resin and a second polyethylene resin at a weight ratio of 6:4 to 8:2, wherein the first polyethylene resin has an MFRR (21.6/2.16) value of 27 to 40, and the second polyethylene resin has an MFRR (21.6/2.16) value of 15 to 23, and the MFRR (21.6/2.16) value is obtained by dividing a melt flow rate (MFR21.6) measured at a temperature of 230° C. under a load of 21.6 kg in accordance with ISO 1133 by a melt flow rate (MFR2.16) measured at a temperature of 230° C. under a load of 2.16 kg in accordance with ISO 1133.
    Type: Grant
    Filed: December 3, 2018
    Date of Patent: September 14, 2021
    Inventors: Sol Cho, Yi Young Choi, Chang Hwan Jang, Seyoung Kim, Sung Min Lee, Seul Ki Im, Jinyoung Lee, Hyojoon Lee
  • Patent number: 11091571
    Abstract: The present invention provides a hybrid supported catalyst capable of easily preparing an olefin polymer capable of having improved melt strength even while having appropriate molecular weight distribution, and thus having improved bubble stability and exhibiting excellent blown film processability, and a method for preparing an olefin polymer using the same.
    Type: Grant
    Filed: August 18, 2017
    Date of Patent: August 17, 2021
    Inventors: Sung Ho Park, Heon Yong Kwon, Hyun Jee Kwon, Jin Young Lee, Ki Soo Lee, Dae Sik Hong, Sol Cho, Oh Joo Kwon
  • Patent number: 10865260
    Abstract: The present disclosure provides a supported hybrid catalyst which facilitates the preparation of polyolefins having improved bubble stability and exhibiting excellent processability for a blown film while maintaining high transparent haze and improved melt strength, and a method for preparing the same.
    Type: Grant
    Filed: January 25, 2018
    Date of Patent: December 15, 2020
    Inventors: Jin Young Lee, Sung Ho Park, Heon Yong Kwon, Hyun Jee Kwon, Sol Cho, Oh Joo Kwon, Ki Soo Lee, Dae Sik Hong
  • Patent number: 10766985
    Abstract: The present invention relates to an olefin polymer and a preparation method thereof. The olefin polymer exhibits excellent mechanical strength and high processability, and thus is expected to be utilized as a material for various products. Particularly, the olefin polymer can be stably produced into films by a melt-blowing process and thus is expected to be usefully used as a material for products prepared by a melt-blowing process.
    Type: Grant
    Filed: February 22, 2017
    Date of Patent: September 8, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Sol Cho, Sung Hyun Park, Oh Joo Kwon, Ki Soo Lee, Heon Yong Kwon, Dae Sik Hong, Myung Han Lee, Hyun Jee Kwon