Patents by Inventor Gun-Woo Kim

Gun-Woo Kim 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: 10529284
    Abstract: A pixel capable of improving display quality may include an organic light emitting diode, a first transistor configured to control, in response to a voltage of a first node, current flowing from a first driving power source to a second driving power source via the organic light emitting diode, a second transistor coupled between the first node and a second electrode of the first transistor, and configured to be turned on when a scan signal is supplied to a scan line, a storage capacitor coupled between an initialization power source and the first node, a first capacitor coupled between the second electrode of the first transistor and a data line, and a second capacitor coupled between the first node and the second electrode of the first transistor. A display including such pixels also is disclosed.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: January 7, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Gun Woo Yang, Gi Chang Lee, Won Jun Lee, Won Gyun Kim
  • Publication number: 20200006038
    Abstract: A discrete capacitance switching circuit includes a DC decoupling capacitor connected between a power node that receives an AC signal and a first node, a diode connected between the first node and a second node, a unit capacitor connected between the second node and a reference node that receives a ground voltage, and a bias circuit. The bias circuit is configured to apply a first DC voltage to the first node and apply a second DC voltage to the second node. The applied first and second DC voltages control a switching operation of the diode.
    Type: Application
    Filed: January 4, 2019
    Publication date: January 2, 2020
    Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: JIN-HO KIM, HYUN-BAE KIM, KEON-WOO KIM, GUN-WOO MOON, MOO-HYUN PARK, JAE-IL BAEK
  • Publication number: 20190388970
    Abstract: An exemplary embodiment provides a method of manufacturing a curved porous component having a base material layer and a porous region through one-step laminated-molding, whereby it is possible to reduce a manufacturing time when manufacturing a product and to provide a porous component in which the shape and size of a porous region can be controlled. An implant including the porous component has an increased bone contact ratio, so bone growth between bones can be improved and products fitting to the frames of patients can be easily designed.
    Type: Application
    Filed: October 12, 2018
    Publication date: December 26, 2019
    Applicant: KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
    Inventors: Kang Min Kim, Gun Hee Kim, Byoung Soo Lee, Hyung Giun Kim, O Hyung Kwon, Kyung Hwan Jung, Won Rae Kim, Min Ji Ham, Kyung Hoon Kim, Chang Woo Lee
  • Publication number: 20190388971
    Abstract: An exemplary embodiment provides a method of manufacturing a porous component having a base material layer and a porous layer through one-step laminated-molding, whereby it is possible to provide a manufacturing time when manufacturing a product and to provide a porous component in which the shape and size of a porous layer can be controlled. An implant including the porous component has an increased bone contact ratio, so bone growth between bones can be improved and products fitting to the frames of patients can be easily designed.
    Type: Application
    Filed: October 12, 2018
    Publication date: December 26, 2019
    Applicant: KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
    Inventors: Kyung Hwan JUNG, Gun Hee KIM, Byoung Soo LEE, Hyung Giun KIM, Seung Min YANG, Kang Min KIM, Won Rae KIM, Min Ji HAM, Kyung Hoon KIM, Chang Woo LEE
  • Publication number: 20190368762
    Abstract: A method and apparatus for controlling an air conditioner are provided. The method includes generating a dry bulb temperature (DBT) correction map for a space, based on feedback messages received from a plurality of user equipments (UEs), generating a thermal comfort characteristic map for the space, based on temperature measurements included in the feedback messages, determining a setting temperature for the air conditioner in the space, based on the DBT correction map and the thermal comfort characteristic map, and controlling the air conditioner to the determined setting temperature.
    Type: Application
    Filed: April 20, 2017
    Publication date: December 5, 2019
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Kyung-Jae KIM, Kwan-Woo SONG, Soon-Heum KO, Gun-Hyuk PARK, Sung-Geun SONG, Dae-Eun YI, Hye-Jung CHO, Jae-Hong KIM
  • Patent number: 10461142
    Abstract: The present inventive concept relates to a display device. A display device according to an exemplary embodiment of the present inventive concept include: a base layer including a plurality of islands in which a pixel is disposed, a plurality of bridges disposed around each of the plurality of islands, a plurality of first wires disposed in a bridge of the plurality of bridges connected to the pixel is disposed; an inorganic insulating layer disposed on the base layer and having an opening exposing a portion of the bridge; and an organic material layer covering the opening, wherein adjacent islands of the plurality of islands are connected to each other through at least the bridge of the plurality of bridges, and the plurality of first wires are disposed on the organic material layer.
    Type: Grant
    Filed: October 24, 2017
    Date of Patent: October 29, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong Ho Hong, Gun Mo Kim, Jae Min Shin, Hye Jin Joo, Min Woo Kim, Seung Bae Kang
  • Patent number: 10454071
    Abstract: The present invention relates to a light extraction substrate for an organic light emitting element, a method for manufacturing the same, and an organic light emitting element comprising the same and, more particularly, to a light extraction substrate for an organic light emitting element exhibiting a good light extraction efficiency, a method for manufacturing the same, and an organic light emitting element comprising the same. To this end, the present invention provides a light extraction substrate for an organic light emitting element, a method for manufacturing the same, and an organic light emitting element comprising the same, the light extraction substrate comprising a first light extraction layer having a plurality of pores formed therein and made of a first metal oxide doped with a dopant; and a second light extraction layer formed on the first light extraction layer and made of a second metal oxide which has a different atomic diffusion rate compared to the first metal oxide.
    Type: Grant
    Filed: November 12, 2014
    Date of Patent: October 22, 2019
    Assignee: Corning Precision Materials Co., Ltd.
    Inventors: Hyun Hee Lee, Hong Yoon, Seo Hyun Kim, Kyoung Wook Park, Jeong Woo Park, June Hyong Park, Il Hee Baek, Gun Sang Yoon, Joo Young Lee, Eun Ho Choi
  • Publication number: 20190259825
    Abstract: The present inventive concept relates to a display device. A display device according to an exemplary embodiment of the present inventive concept include: a base layer including a plurality of islands in which a pixel is disposed, a plurality of bridges disposed around each of the plurality of islands, a plurality of first wires disposed in a bridge of the plurality of bridges connected to the pixel is disposed; an inorganic insulating layer disposed on the base layer and having an opening exposing a portion of the bridge; and an organic material layer covering the opening, wherein adjacent islands of the plurality of islands are connected to each other through at least the bridge of the plurality of bridges, and the plurality of first wires are disposed on the organic material layer.
    Type: Application
    Filed: May 3, 2019
    Publication date: August 22, 2019
    Inventors: Jong Ho HONG, Gun Mo KIM, Jae Min SHIN, Hye Jin JOO, Min Woo KIM, Seung Bae KANG
  • Publication number: 20190206334
    Abstract: An organic light-emitting display device and a method of driving the same. The organic light-emitting display device is driven, with one frame being divided into a first period, a second period, a third period, and a fourth period, and includes pixels coupled to scan lines and data lines, a first power supply configured to supply first driving power, wherein the first driving power is set to a first voltage during the first period and the fourth period and a second voltage lower than the first voltage during the second period and the third period, a second power supply configured to supply second driving power. The second driving power is set to a third voltage during the first to third periods and to a fourth voltage lower than the third voltage during the fourth period.
    Type: Application
    Filed: August 9, 2018
    Publication date: July 4, 2019
    Inventors: Won Jun Lee, Chol Ho Kim, Gun Woo Yang
  • Patent number: 10340742
    Abstract: A method and an apparatus for controlling wireless power transmission are provided. An apparatus for controlling wireless power transmission includes a controller configured to determine an output voltage of a power factor correction unit based on charging information of a battery, the power factor correction unit configured to correct an input voltage into the determined output voltage, and output a variable voltage, and a resonance unit configured to transmit power converted from the variable voltage to a wireless power reception apparatus.
    Type: Grant
    Filed: February 15, 2017
    Date of Patent: July 2, 2019
    Assignees: SAMSUNG ELECTRONICS CO., LTD., KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Bong Chul Kim, Sang Wook Kwon, Ki Young Kim, Nam Yun Kim, Gun Woo Moon, Sang Cheol Moon, Chi Hyung Ahn, Shin Young Cho
  • Patent number: 10323979
    Abstract: Disclosed are an ultraviolet measuring device, a photodetector, an ultraviolet detector, an ultraviolet index calculation device, and an electronic device or portable terminal including the same. In one aspect, an ultraviolet measuring is provided to comprise: a substrate on which an electrode is formed; a readout integrated circuit (ROTC) unit electrically connected with the electrode; and an aluminum gallium nitride (AlGaN) based UVB sensor electrically connected with the readout integrated circuit unit and formed on an insulating substrate, wherein the read-out integrated circuit converts a photocurrent input from the UV sensor into a digital signal including UV data.
    Type: Grant
    Filed: May 3, 2016
    Date of Patent: June 18, 2019
    Assignee: SEOUL VIOSYS CO., LTD.
    Inventors: Ki Yon Park, Choong Min Lee, Hwa Mok Kim, Soo Hyun Lee, Gun Woo Han
  • Patent number: 10319882
    Abstract: Exemplary embodiments provide a UV light emitting diode and a method of fabricating the same. The method of fabricating a UV light emitting diode includes growing a first n-type semiconductor layer including AlGaN, wherein growth of the first n-type semiconductor layer includes changing a growth pressure within a growth chamber and changing a flow rate of an n-type dopant source introduced into the growth chamber. A pressure change during growth of the first n-type semiconductor layer includes at least one cycle of a pressure increasing period and a pressure decreasing period over time, and change in flow rate of the n-type dopant source includes increasing the flow rate of the n-type dopant source in the form of at least one pulse. The UV light emitting diode fabricated by the method has excellent crystallinity.
    Type: Grant
    Filed: January 30, 2018
    Date of Patent: June 11, 2019
    Assignee: SEOUL VIOSYS CO., LTD.
    Inventors: Ki Yon Park, Jeong Hun Heo, Hwa Mok Kim, Gun Woo Han
  • Patent number: 10207579
    Abstract: A fuel-mixing prevention filler neck device is provided. The fuel-mixing prevention filler neck device includes a fuel dispensing gun insertion unit that receives a fuel dispensing thereinto and a coupling unit that provides fluid communication with a bottom of the fuel dispensing gun insertion unit. The coupling unit is disposed on an exterior circumferential surface thereof with coupling protrusions for fastening with a plurality of slots formed in a filler pipe. Further, a first side of a lower portion of the coupling unit is open to form a coupling region. A misfueling prevention unit slidably moves to the coupling region to be coupled to the coupling unit. Additionally, the misfueling prevention unit is closed when a gasoline fuel dispensing gun is inserted and being opened when a diesel fuel dispensing gun is inserted.
    Type: Grant
    Filed: October 19, 2016
    Date of Patent: February 19, 2019
    Assignees: Hyundai Motor Company, Kia Motors Corporation, SAMBO MOTORS CO., LTD.
    Inventors: Bu Yeol Ryu, Ju Tae Song, Cheol Hun Cho, Jeong Seok Lee, Gun Woo Kim, Young Jae Do
  • Patent number: 10145624
    Abstract: Disclosed herein are a wavy fin, a heat exchanger having the same, an apparatus for manufacturing the same, a method of manufacturing the same, and a computer-readable recording medium storing the method. The wavy fin is configured such that top and bottom parts are alternately formed in a width direction while being connected by side parts, and the top, bottom, and side parts extend in a longitudinal direction so as to form a wave such that ridges and valleys are alternately repeated, and includes a front part in front of each ridge or valley of the wave in the longitudinal direction, and a rear part beyond the ridge or valley of the wave in the longitudinal direction. The front and rear parts are offset from each other in the width direction so as to be misaligned at the ridge or valley of the wave.
    Type: Grant
    Filed: April 18, 2016
    Date of Patent: December 4, 2018
    Inventors: Gwang Hoon Rhee, Gun Woo Kim
  • Publication number: 20170291487
    Abstract: A fuel-mixing prevention filler neck device is provided. The fuel-mixing prevention filler neck device includes a fuel dispensing gun insertion unit that receives a fuel dispensing thereinto and a coupling unit that provides fluid communication with a bottom of the fuel dispensing gun insertion unit. The coupling unit is disposed on an exterior circumferential surface thereof with coupling protrusions for fastening with a plurality of slots formed in a filler pipe. Further, a first side of a lower portion of the coupling unit is open to form a coupling region. A misfueling prevention unit slidably moves to the coupling region to be coupled to the coupling unit. Additionally, the misfueling prevention unit is closed when a gasoline fuel dispensing gun is inserted and being opened when a diesel fuel dispensing gun is inserted.
    Type: Application
    Filed: October 19, 2016
    Publication date: October 12, 2017
    Inventors: Bu Yeol Ryu, Ju Tae Song, Cheol Hun Cho, Jeong Seok Lee, Gun Woo Kim, Young Jae Do
  • Publication number: 20160305720
    Abstract: Disclosed herein are a wavy fin, a heat exchanger having the same, an apparatus for manufacturing the same, a method of manufacturing the same, and a computer-readable recording medium storing the method. The wavy fin is configured such that top and bottom parts are alternately formed in a width direction while being connected by side parts, and the top, bottom, and side parts extend in a longitudinal direction so as to form a wave such that ridges and valleys are alternately repeated, and includes a front part in front of each ridge or valley of the wave in the longitudinal direction, and a rear part beyond the ridge or valley of the wave in the longitudinal direction. The front and rear parts are offset from each other in the width direction so as to be misaligned at the ridge or valley of the wave.
    Type: Application
    Filed: April 18, 2016
    Publication date: October 20, 2016
    Inventors: Gwang Hoon RHEE, Gun Woo KIM
  • Publication number: 20160252311
    Abstract: Disclosed are a wavy fin structure, in which a cross-cut having a designated length is formed at a designated position of a wavy fin, and a flat tube heat exchanger having the same. The cross-cut is formed around at least one valley or peak of the fin. One cross-cut is formed at a valley or a peak at the central portion of the fin or a plurality of cross-cuts is formed at designated periods in the length direction of the fin. Further, the cross-cut is formed at a position at the rear of the peak and the length of the cross-cuts is 1 5 ? C ? ? to ? ? 4 5 ? C . The wavy fin structure generates flow disturbance due to a wavy-type dynamic flow, thus improving heat transfer performance.
    Type: Application
    Filed: August 21, 2015
    Publication date: September 1, 2016
    Inventors: Gwang Hoon Rhee, Gun Woo Kim, Young Bae Song
  • Patent number: 9346431
    Abstract: A structure for installing a side airbag includes: an airbag module; an airbag deployment guide path which is in communication with the outside of the vehicle seat from the accommodating space; first and second covers which surround the outside of the vehicle seat, and have one end inserted into the airbag deployment guide path; a connecting tether which has one end that is positioned at a tip portion in the airbag deployment guide path and connected with one end of each of the first and second covers, and the other end that is positioned in the accommodating space at an outer periphery of the airbag module; and a reinforcing fabric which has one end connected with the other end of the connecting tether, and the other end fixed to the airbag module.
    Type: Grant
    Filed: July 17, 2015
    Date of Patent: May 24, 2016
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventor: Gun Woo Kim
  • Publication number: 20160137155
    Abstract: A structure for installing a side airbag includes: an airbag module; an airbag deployment guide path which is in communication with the outside of the vehicle seat from the accommodating space; first and second covers which surround the outside of the vehicle seat, and have one end inserted into the airbag deployment guide path; a connecting tether which has one end that is positioned at a tip portion in the airbag deployment guide path and connected with one end of each of the first and second covers, and the other end that is positioned in the accommodating space at an outer periphery of the airbag module; and a reinforcing fabric which has one end connected with the other end of the connecting tether, and the other end fixed to the airbag module.
    Type: Application
    Filed: July 17, 2015
    Publication date: May 19, 2016
    Inventor: Gun Woo KIM
  • Publication number: 20160137153
    Abstract: An airbag deployment method for a vehicle including a dual-stage inflator, the method including sensing a vehicle collision; sensing whether a passenger seated in a seat of the vehicle is a child or an adult; and deploying an airbag using the inflator depending on the sensed type of passenger. The inflator includes a low-pressure first chamber and a high-pressure second chamber. If the sensed passenger is a child, the low-pressure first chamber is initially activated. If the sensed passenger is an adult, the high-pressure second chamber is initially activated.
    Type: Application
    Filed: February 12, 2015
    Publication date: May 19, 2016
    Inventor: Gun Woo KIM