Patents by Inventor Hye-Min Park

Hye-Min 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).

  • Publication number: 20220380543
    Abstract: One embodiment relates to a composition for forming a polyimide film for a cover window, a method for preparing the same, and uses thereof. According to one embodiment, it is possible to provide a polyimide film for a cover window that has excellent isotropy and scattering resistance, and at the same time is flexible and has excellent bending physical properties, without lowering colorless and transparent optical physical properties. In addition, the polyimide film for a cover window according to an embodiment may be usefully used in various flexible display devices.
    Type: Application
    Filed: May 19, 2022
    Publication date: December 1, 2022
    Inventors: Cheol Min Yun, Hye Jin Park
  • Publication number: 20220380542
    Abstract: Provided are a polyimide film for a cover window which may satisfy performance required for an advanced cover window, and a use thereof. According to an implementation, it may be useful for a polyimide film for a cover window which has excellent visibility having no optical stain without deterioration of colorless and transparent optical properties, has excellent heat resistance and mechanical properties, and thus, is for use as an optical application or for replacing existing tempered glass, a laminate including the same, and a display device including the same.
    Type: Application
    Filed: May 5, 2022
    Publication date: December 1, 2022
    Inventors: Cheol Min Yun, Hye Jin Park
  • Publication number: 20220379786
    Abstract: Disclose are is method of manufacturing a ventilation sheet for a vehicle. The ventilation sheet for a vehicle is manufactured by performing anti-fouling finishing treatment using an anti-fouling coating agent including an anti-fouling composition. The anti-fouling properties can be improved to prevent the sheet from being fouled, and flame-retardant treatment is performed through a flame-retardant aqueous solution including flame-retardant PET fiber and flame retardant in bath so that the deterioration of flame retardancy caused by the improved anti-fouling properties can be prevented through the flame-retardant treatment while ventilation properties are maintained.
    Type: Application
    Filed: May 9, 2022
    Publication date: December 1, 2022
    Inventors: Sang Hyeok Yun, Hye Min Lee, Sang Do Park, Sung Hak Hong, Chang Jae Lee, Kyung Hye Lee
  • Publication number: 20220376144
    Abstract: A light emitting element includes: a first semiconductor layer doped with a first polarity; a second semiconductor layer doped with a second polarity different from the first polarity; an active layer between the first semiconductor layer and the second semiconductor layer in a first direction; and an insulating film surrounding an outer surface of at least the active layer and extending in the first direction. A thickness of a first portion of the insulating film surrounding the active layer is in a range of 10% to 16% of a diameter of the active layer.
    Type: Application
    Filed: February 27, 2020
    Publication date: November 24, 2022
    Inventors: Moon Jung AN, Sung Chan JO, Hoo Keun PARK, Chul Jong YOO, Hye Lim KANG, Dong Gyun KIM, Dong Eon LEE, Hyun Min CHO
  • Publication number: 20220363831
    Abstract: Provided is a polyamideimide film and an image display device including the same and a polyamideimide film which may satisfy a high light transmittance while maintaining mechanical properties to significantly improve viewing properties, and may satisfy all of a low refractive index, a low retardation in the unit thickness direction (Rth), a low yellow index, a low haze, and the like to significantly improve optical properties such as transparency and visibility. An image display device including the same is also provided.
    Type: Application
    Filed: May 12, 2022
    Publication date: November 17, 2022
    Inventors: Seung Min Jeon, Jin Hyung Park, Hye Ri Kim, Cheol Min Yun
  • Patent number: 11487179
    Abstract: The present application relates to an optical device. The present application provides an optical device capable of varying transmittance, and such an optical device can be used for various applications such as eyewear, for example, sunglasses or AR (augmented reality) or VR (virtual reality) eyewear, an outer wall of a building or a sunroof for a vehicle.
    Type: Grant
    Filed: April 25, 2018
    Date of Patent: November 1, 2022
    Inventors: Ji Hoon Park, Hye Min Yu, Moon Soo Park, Young Shin Lee
  • Publication number: 20220328011
    Abstract: A light emitting display device can include a display panel including M subpixels sharing a sensing line, wherein M is an integer equal to or greater than 2; and a circuit configured to sense one or more elements included in at least one of the M subpixels through the sensing line, in which the M sub-pixels are initialized based on an initialization voltage during an initial period, the M sub-pixels are sensed based on a sensing voltage during a data writing period, and an amount of time of the initial period is longer than an amount of time of the data writing period.
    Type: Application
    Filed: June 29, 2022
    Publication date: October 13, 2022
    Applicant: LG Display Co., Ltd.
    Inventors: Jin-Woo LEE, Hye-Min PARK, Tae-Gung KIM
  • Publication number: 20220317093
    Abstract: The present invention relates to a scanner having a flexible probe which is an apparatus capable of being utilized for an inspection on a weld zone of a general ferrite material and a stainless material and allowing an inspection to be performed on a fitting weld zone where it is difficult for a general phased array ultrasonic testing (PAUT) probe to approach.
    Type: Application
    Filed: November 18, 2020
    Publication date: October 6, 2022
    Applicants: Foundation for Research and Business, Seoul National University of Science and Technology, Korea Inspection Eng.Co.,Ltd
    Inventors: Ik Keun PARK, Yu Min CHOI, Seong Jin LIM, In Gon JUNG, Hye Jin PARK
  • Publication number: 20220296114
    Abstract: An apparatus for estimating blood pressure is provided. According to one embodiment, the apparatus for estimating blood pressure may include: a first sensor configured to obtain a pulse wave signal of a green wavelength from an object when the object is in contact with the first sensor; a second sensor configured to measure an external force applied to the second sensor while the first sensor is obtaining the pulse wave signal; and a processor configured to obtain an oscillometric envelope based on a direct current (DC) component of the pulse wave signal of the green wavelength and the external force, and estimate the blood pressure using the oscillometric envelope.
    Type: Application
    Filed: July 12, 2021
    Publication date: September 22, 2022
    Inventors: Jin Woo CHOI, Jae Min KANG, Seung Woo NOH, Sang Yun PARK, Hye Rim LIM
  • Publication number: 20220296115
    Abstract: An apparatus for estimating bio-information is provided. According to an embodiment of the present disclosure, the apparatus for estimating bio-information includes: a first sensor configured to measure a first pulse wave signal of a first wavelength and a second pulse wave signal of a second wavelength from an object; a second sensor configured to measure at least one of a force or a pressure applied to the object; and a processor configured to: generate an oscillometric waveform envelope based on the first pulse wave signal of the first wavelength and the at least one of the force or the pressure applied to the object; obtain a feature value from the oscillometric waveform envelope; predict a size of a measured blood vessel based on the second pulse wave signal of the second wavelength; correct the feature value based on the size of the measured blood vessel; and estimate the bio-information based on correcting the feature value.
    Type: Application
    Filed: July 13, 2021
    Publication date: September 22, 2022
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin Woo CHOI, Jae Min KANG, Seung Woo NOH, Sang Yun PARK, Hye Rim LIM
  • Publication number: 20220296112
    Abstract: An apparatus for estimating bio-information is provided. The apparatus for estimating bio-information includes: a pulse wave sensor configured to measure a pulse wave signal from an object; a force sensor configured to measure force exerted between the object and the pulse wave sensor; and a processor configured to obtain an oscillogram by using the pulse wave signal and the force, to determine a first mean arterial pressure (MAP) based on the obtained oscillogram, to extract additional information in an interval preceding a point of the first MAP of the oscillogram, to obtain a second MAP based on the first MAP and the additional information, and to estimate bio-information based on the obtained second MAP.
    Type: Application
    Filed: July 15, 2021
    Publication date: September 22, 2022
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hye Rim LIM, Sang Yun PARK, Chang Mok CHOI, Jae Min KANG, Jin Woo CHOI
  • Patent number: 11450808
    Abstract: Provided are a compound represented by Formula 1 or Formula A, an organic electric element comprising a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode and an electronic device thereof, wherein the compound represented by Formula 1 or Formula A is included in the organic material layer, and thereby the driving voltage of the organic electronic device can be lowered, and the luminous efficiency and life time of the organic electronic device can be improved.
    Type: Grant
    Filed: August 20, 2018
    Date of Patent: September 20, 2022
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Mi Young Chae, Hye Min Cho, Min Ji Jo, Soung Yun Mun, Sun Hee Lee, Nam Geol Lee, Hyung Dong Lee, Dae Hwan Oh, Ga Eun Lee, Sang Yong Park
  • Publication number: 20220278285
    Abstract: Provided are a compound represented by Formula 24, an organic electric element comprising a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode and comprising the compound of Formula 24, and an electronic device thereof, the element and device having improved driving voltage, luminous efficiency and life time from the employment of the compound.
    Type: Application
    Filed: June 14, 2021
    Publication date: September 1, 2022
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Mi Young CHAE, Hye Min CHO, Min Ji JO, Soung Yun MUN, Sun Hee LEE, Nam Geol LEE, Hyung Dong LEE, Dae Hwan OH, Ga Eun LEE, Sang Yong PARK
  • Patent number: 11430851
    Abstract: A display device includes: a substrate on which a plurality of islands and a plurality of bridges connecting the plurality of islands to each other are defined; a plurality of pixels disposed in each of the plurality of islands; and a wire disposed in each of the plurality of bridges and connected to the plurality of pixels, where the plurality of islands and the plurality of bridges are defined based on cutout portions of the substrate, and a vertex of a cutout portion between one of the plurality of islands and a bridge connected to the one of the plurality of islands is an intersection of a straight line and a curved line.
    Type: Grant
    Filed: February 18, 2020
    Date of Patent: August 30, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jong Ho Hong, Jun Hyeong Park, Jae Min Shin, Hye Jin Joo
  • Publication number: 20220262071
    Abstract: Provided is a method for generating a hollow structure of a 3D model on the basis of a 2D laminated cross-sectional outline to reduce the amount of using a material or the weight of a printed matter during laminating and manufacturing. The method for generating a hollow structure based on a 2D laminated cross-sectional outline, according to an embodiment of the present invention, comprises the steps of: slicing the 3D model; generating a hollow structure outline on the basis of the result of the slicing; detecting an overhang area between adjacent hollow structure outlines; recalculating the hollow structure outline according to the result of detecting the overhang area; and generating a hollow structure mesh on the basis of the recalculated hollow structure outline. Accordingly, because 2D laminated cross-sectional data is used, a hollow structure can be generated without separate data processing, thereby reducing a calculation burden.
    Type: Application
    Filed: November 10, 2020
    Publication date: August 18, 2022
    Applicant: Korea Electronics Technology Institute
    Inventors: Hye In LEE, Hwa Seon SHIN, Sung Hwan CHUN, Sung Hun PARK, Ji Min JANG
  • Publication number: 20220251415
    Abstract: The present disclosure relates to a polyimide film-forming composition, a method of preparing the same, and a use thereof. According to the present invention, there is provided a polyimide film that has excellent isotropic property and scattering resistance, is flexible, and has excellent bendability without deterioration of colorless and transparent optical properties. The polyimide film may be usefully used in various flexible display devices.
    Type: Application
    Filed: February 3, 2022
    Publication date: August 11, 2022
    Inventors: Cheol Min Yun, Hye Jin Park, Hyun Joo Song
  • Publication number: 20220228179
    Abstract: Provided are a microorganism producing an L-amino acid or a precursor thereof, and a method of producing an L-amino acid or a precursor thereof using the microorganism.
    Type: Application
    Filed: April 29, 2020
    Publication date: July 21, 2022
    Inventors: Hye Ryun YOO, So-Yeon KIM, Hye Min PARK, Sung Gun LEE, Jin Nam LEE, Hyun Ah KIM, Sol CHOI, Lan HUH
  • Publication number: 20220227943
    Abstract: Provided are a polyamideimide resin, and a polyamideimide film and a window cover film including the same. More particularly, a polyamideimide resin for preparing a polyamideimide film which satisfies both optical properties and mechanical properties which are in a trade-off relationship with each other and has more improved mechanical properties than a conventional polyamideimide film, a polyamideimide film using the same, and a window cover film including the same are provided.
    Type: Application
    Filed: January 14, 2022
    Publication date: July 21, 2022
    Inventors: Hye Ri Kim, Seung Min Jeon, Jin Hyung Park
  • Publication number: 20220223803
    Abstract: The present disclosure relates to an organic metal compound, an organic light emitting diode and organic light emitting device having the same, in particular, to an organic metal compound having the following structure of Formula 1, an organic light emitting diode (OLED) and an organic light emitting device that includes the organic metal compound. The OLED and the organic light emitting device including the organic metal compound can improve their luminous efficiency, luminous color purity and luminous lifespan.
    Type: Application
    Filed: October 21, 2021
    Publication date: July 14, 2022
    Applicants: LG DISPLAY CO., LTD., LT Materials Co.,Ltd
    Inventors: Sung-Jin PARK, Do-Han KIM, Hye-Seung KANG, Jae-Min MOON, Yoo-Jeong JEONG, Ji-Young KIM, Seok-Hyeon YU
  • Patent number: 11386849
    Abstract: An embodiment of the present invention provides a light emitting display device including a display panel including M (M being an integer equal to or greater than 2) subpixels sharing a single sensing line, and a circuit for sensing elements included in at least one of the M subpixels through the sensing line. A first subpixel from among the M subpixels can be defined as a sensing subpixel, a second subpixel can be defined as a non-sensing subpixel. The second subpixel can have an initial period for applying an initialization voltage for a time longer than a data writing period for applying a sensing voltage to the first subpixel.
    Type: Grant
    Filed: August 4, 2020
    Date of Patent: July 12, 2022
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Jin-Woo Lee, Hye-Min Park, Tae-Gung Kim