Patents by Inventor Kyu Kang

Kyu Kang 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: 20210329063
    Abstract: An apparatus and a method for reducing power consumption of an Application Processor (AP) in an electronic device are provided. The electronic device includes a first processor for supporting a first Internet Protocol (IP) Multimedia Subsystem (IMS) protocol stack, and a second processor for supporting a second IMS protocol stack. The first processor includes an AP for processing a multimedia service, and the second processor includes at least one of a Communication Processor (CP), a Modem Processor (MP), and a Baseband Processor (BP) for processing a communication service.
    Type: Application
    Filed: June 25, 2021
    Publication date: October 21, 2021
    Inventors: Tae-Jeong BAE, Chin-Kyu KANG, Hye-Jeong KIM, Sang-Soo LEE
  • Publication number: 20210327619
    Abstract: Provided is a preparation method of magnetic nanostructures. The preparation method of magnetic nanostructures may comprise the steps of: preparing a source solution comprising a first precursor comprising a rare earth element, a second precursor comprising a transition metal element, and a third precursor comprising Cu; electrospinning the source solution to form preliminary magnetic nano-structures comprising a rare-earth element oxide, a transition metal oxide, and Cu oxide; and reducing the preliminary magnetic nano-structures to produce magnetic nano-structures comprising an alloy composition comprising the rare-earth element, the transition metal element, and the Cu.
    Type: Application
    Filed: January 31, 2019
    Publication date: October 21, 2021
    Applicant: INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY ERICA CAMPUS
    Inventors: Yong-Ho Choa, Jongryoul Kim, Jimim Lee, Tae-Yeon Hwang, Min Kyu Kang, Gyutae Lee
  • Patent number: 11151948
    Abstract: An organic light emitting display device includes: a pixel unit including a plurality of pixels; a scan driver for sequentially supplying a scan signal to the pixels through scan lines, wherein the scan signal includes k (k is a natural number) bias pulses for applying a bias voltage and one write pulse for applying a data voltage; a data corrector for correcting a first grayscale value that is a grayscale value of a (j, i) pixel (i and j are natural numbers) among the pixels, based on a difference between the first grayscale value and a second grayscale value that is a grayscale value of a (j+2k, i) pixel among the pixels; and a data driver for supplying a data voltage corresponding to each of the grayscale values to the pixel unit through a plurality of data lines.
    Type: Grant
    Filed: June 24, 2019
    Date of Patent: October 19, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dong Sun Lee, Sang Moo Choi, Chui Kyu Kang, Soo Hee Oh
  • Patent number: 11152317
    Abstract: A semiconductor device and a semiconductor package, the device including a pad interconnection structure that penetrates a first buffer dielectric layer and a second buffer dielectric layer, wherein the pad interconnection structure includes copper and tin, the pad interconnection structure includes a central part, a first intermediate part surrounding the central part; a second intermediate part surrounding the first intermediate part, and an outer part surrounding the second intermediate part, a grain size of the outer part is less than a grain size of the second intermediate part, the grain size of the second intermediate part is less than a grain size of the first intermediate part, and the grain size of the first intermediate part is less than a grain size of the central part.
    Type: Grant
    Filed: May 7, 2019
    Date of Patent: October 19, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ju-Il Choi, Pil-Kyu Kang, Hoechul Kim, Hoonjoo Na, Jaehyung Park, Seongmin Son
  • Patent number: 11145253
    Abstract: A display device includes a scan driver configured to provide a scan signal to the scan line, the scan signal having an ON voltage for turning on a transistor in a plurality of horizontal periods including a current horizontal period and at least one previous horizontal period corresponding to the scan signal, and a grayscale data processor configured to correct current grayscale data of a current pixel corresponding to the current horizontal period to generate correction grayscale data based on previous grayscale data of a previous pixel corresponding to the previous horizontal period, the current pixel included in a same pixel column as the previous pixel.
    Type: Grant
    Filed: July 9, 2019
    Date of Patent: October 12, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chul Kyu Kang, Sang Moo Choi, Soo Hee Oh, Dongsun Lee
  • Publication number: 20210295768
    Abstract: A scan driver includes: a first transistor having a first electrode coupled to an output scan line, a second electrode coupled to a first power line, and a gate electrode coupled to a first node; a second transistor having a first electrode coupled to a first clock line, a second electrode coupled to the output scan line, and a gate electrode coupled to a second node; a third transistor having a first electrode coupled to the first node, a second electrode coupled to a first input scan line, and a gate electrode coupled to a second clock line; and a fourth transistor having a first electrode coupled to the second node and a second electrode and a gate electrode, which are coupled to a second input scan line, wherein the first input scan line and the second input scan line are different from each other.
    Type: Application
    Filed: June 4, 2021
    Publication date: September 23, 2021
    Inventors: Chul Kyu KANG, Sung Hwan KIM, Soo Hee OH, Dong Sun LEE, Sang Moo CHOI
  • Patent number: 11121080
    Abstract: A semiconductor device includes a semiconductor layer having a first surface and a second surface opposite to the first surface, an active pattern on the first surface, the active pattern including a source/drain region, a power rail electrically connected to the source/drain region, and a power delivery network on the second surface, the power delivery network electrically connected to the power rail. The semiconductor layer includes an etch stop dopant, and the etch stop dopant has a maximum concentration at the second surface.
    Type: Grant
    Filed: March 5, 2020
    Date of Patent: September 14, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yuichiro Sasaki, Sungkeun Lim, Pil-Kyu Kang, Weonhong Kim, Seungha Oh, Yongho Ha, Sangjin Hyun
  • Publication number: 20210277280
    Abstract: A cover window includes a base layer. A first hard coating layer is disposed on a first side of the base layer. A second hard coating layer is disposed on the first hard coating layer. The first hard coating layer comprises an acryl-based organic-inorganic material and the second hard coating layer comprises a silicon-based or epoxy-based organic-inorganic material or the first hard coating layer comprises the silicon-based or the epoxy-based organic-inorganic material and the second hard coating layer comprises the acryl-based organic-inorganic material.
    Type: Application
    Filed: January 4, 2021
    Publication date: September 9, 2021
    Inventors: Hyun Seung SEO, Hui Yeon SHON, Yong Kyu KANG, Ji Hyun KO, Hyun Kyung YUN, Dong-Sung LEE, Chang Moo LEE
  • Publication number: 20210273032
    Abstract: A display apparatus includes a substrate including a display area for displaying an image, a first thin film transistor in the display area and including a first semiconductor layer having a silicon semiconductor and a first gate electrode insulated from the first semiconductor layer, a first interlayer insulating layer covering the first gate electrode and having a first contact hole extending therethrough, and a second thin film transistor on the first interlayer insulating layer and including a second semiconductor layer having an oxide semiconductor and a second gate electrode insulated from the second semiconductor layer. A portion of the second semiconductor layer extends into a first contact hole and is electrically connected to the first semiconductor layer.
    Type: Application
    Filed: May 17, 2021
    Publication date: September 2, 2021
    Applicant: Samsung Display Co., Ltd.
    Inventors: Kiwook KIM, Chul kyu KANG, Wonkyu KWAK, Kwangmin KIM, Joongsoo MOON
  • Patent number: 11091449
    Abstract: Disclosed are: an intermediate capable of high-purity synthesis of gadobutrol which can be used as an MRI contrast agent; and a gadobutrol production method using same. The gadobutrol intermediate is represented by Chemical Formula 2 in the specification.
    Type: Grant
    Filed: August 29, 2018
    Date of Patent: August 17, 2021
    Assignee: ENZYCHEM LIFESCIENCES CORPORATION
    Inventors: Jae Young Lee, Jong Soo Lee, Byung Kyu Kang, Sang Oh Lee, Byouong Woo Lee, Dae Myoung Yun, Jae Hun Bang, Choi Kyung Seok
  • Publication number: 20210248963
    Abstract: A stage and a scan driver including the same for supplying a scan signal using a stage formed of P-type transistors to prevent output of an unwanted noise in a period where the scan signal is not supplied.
    Type: Application
    Filed: April 30, 2021
    Publication date: August 12, 2021
    Inventors: Soo Hee OH, Chul Kyu KANG, Dong Sun LEE, Sang Moo CHOI
  • Patent number: 11087695
    Abstract: A display device includes: scan, control, and emission control signal lines, signals transmitted thereby being different from one another; data and driving voltage lines; a first transistor including a first gate electrode and first source and drain; a second transistor including a second gate electrode connected to a first scan line, a second source connected to a first data line, and a second drain connected to the first source; a light-emitting element; a control transistor including a control gate electrode connected to a first control line and between the driving voltage line and the first source or the light-emitting element and the first drain; and an emission control transistor in series between the light-emitting element and the control transistor, the control transistor and the first transistor, or the driving voltage line and the control transistor, and an emission control gate electrode connected to the emission control signal line.
    Type: Grant
    Filed: December 23, 2019
    Date of Patent: August 10, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sung Hwan Kim, Chul Kyu Kang, Hyun-Chol Bang, Soo Hee Oh, Dong Sun Lee
  • Patent number: 11088157
    Abstract: A three-dimensional semiconductor device includes a first gate group on a lower structure and a second gate group on the first gate group. The first gate group includes first pad regions that are: (1) lowered in a first direction that is parallel to an upper surface of the lower structure and (2) raised in a second direction that is parallel to an upper surface of the lower structure and perpendicular to the first direction. The second gate group includes second pad regions that are sequentially raised in the first direction and raised in the second direction.
    Type: Grant
    Filed: August 17, 2019
    Date of Patent: August 10, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung Min Hwang, Joon Sung Lim, Bum Kyu Kang, Jae Ho Ahn
  • Patent number: 11072621
    Abstract: The present disclosure relates to a preparation method of a methionine-metal chelate, and the methionine-metal chelate, which is prepared by first reacting Ca(OH)2 and methionine and adding metal chloride salts, can be used as feeds and feed additives.
    Type: Grant
    Filed: July 6, 2018
    Date of Patent: July 27, 2021
    Assignee: GJ CHEILJEDANG CORPORATION
    Inventors: Jun-Woo Kim, Min Kyu Kang, Gyeonghwan Kim, Il Chul Kim, Juun Park, Yong Bum Seo, In Sung Lee, Jun Young Jung, Je-won Hong
  • Publication number: 20210220497
    Abstract: A shoe management device may have a housing having a body to define an inner space and a cover to open or close the body to allow access to the inner space. Agitators may be provided at a bottom of the body, which may be configured to hold shoes, and the agitators may remove foreign matter from the shoes. An upper portion of the body may have an air generator configured to blow air toward the shoes to remove foreign matter. In addition, moisture and germs inside the shoe may be removed by hot air, ultraviolet light, and plasma ions provided by a care assembly provided inside of the body and configured to be at least partially inserted into the shoes.
    Type: Application
    Filed: October 19, 2020
    Publication date: July 22, 2021
    Inventors: Seong Woo AN, Seok Kyu Kang, Heesu Yang, Min Kyu Oh, Suyoung Lee, Ja Yoen Kim, Hwayun Choi
  • Publication number: 20210220496
    Abstract: A shoe management device has a housing forming an exterior appearance, an inner space provided inside of a housing body of the housing, and a cover to open or close the housing body. A shoe may be provided inside of the inner space, and dust and foreign matter on the shoe may be removed by agitators and an air flow provided by an air generator. In addition, moisture and germs inside the shoe are removed by hot air, an ultraviolet ray, and plasma ions provided by a care device.
    Type: Application
    Filed: October 19, 2020
    Publication date: July 22, 2021
    Inventors: Seong Woo AN, Seok Kyu KANG, Heesu YANG, Min Kyu OH, Suyoung LEE, Ja Yoen Kim, Hwayun CHOI
  • Publication number: 20210201570
    Abstract: Disclosed herein are a method and apparatus for generating a digital surface model using satellite imagery. The method includes correcting a geometric error in input satellite images, generating one or more depth maps using a stereo matching method based on the corrected satellite images, and generating a digital surface model by combining the generated depth maps and by estimating a height value for each location on the ground surface.
    Type: Application
    Filed: December 24, 2020
    Publication date: July 1, 2021
    Inventors: Jung-Jae YU, Kyung-Kyu KANG, Hye-Sun KIM, Chang-Joon PARK, Yun-Ji BAN, Dong-Wan RYOO, Man-Hee LEE, Chang-Woo CHU
  • Patent number: 11050816
    Abstract: An apparatus and a method for reducing power consumption of an Application Processor (AP) in an electronic device are provided. The electronic device includes a first processor for supporting a first Internet Protocol (IP) Multimedia Subsystem (IMS) protocol stack, and a second processor for supporting a second IMS protocol stack. The first processor includes an AP for processing a multimedia service, and the second processor includes at least one of a Communication Processor (CP), a Modem Processor (MP), and a Baseband Processor (BP) for processing a communication service.
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: June 29, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Tae-Jeong Bae, Chin-Kyu Kang, Hye-Jeong Kim, Sang-Soo Lee
  • Publication number: 20210183547
    Abstract: Disclosed are a Mn—Bi—Sb-based magnetic substance and a method of manufacturing the same. Particularly, the Mn—Bi—Sb-based magnetic substance includes Mn and Bi forming a hexagonal crystal structure, and a portion of Bi elements forming the crystal structure is substituted with Sb so as to improve the magnetic properties thereof.
    Type: Application
    Filed: July 14, 2020
    Publication date: June 17, 2021
    Inventors: Tae Gyu Lee, Jin Hyeok Cha, Jong Ryoul Kim, Min Kyu Kang
  • Publication number: 20210175470
    Abstract: A display device includes a substrate on which an active region and a non-active region disposed are defined. The non-active region at least partially surrounds the active region. A light-emitting element is disposed in the active region on the substrate. An encapsulation layer is disposed on the light-emitting element. Block patterns are disposed in the non-active region on the substrate and at least partially surround the active region. The non-active region includes a first non-active region positioned at a first side of the active region and a second non-active region positioned at a second side of the active region. There are more block patterns disposed in the first non-active region than in the second non-active region.
    Type: Application
    Filed: July 8, 2020
    Publication date: June 10, 2021
    Inventors: Chul Kyu Kang, Dae Suk Kim, Seon Kyoon Mok, Il Goo Youn, Dong Sun Lee, So Young Lee, JI Eun Lee, Jun Young Jo, Min-Hee Choi