Patents by Inventor Dong-Hwan Kim

Dong-Hwan 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).

  • Publication number: 20200199351
    Abstract: A tableted epoxy resin composition for encapsulation of semiconductor devices and a semiconductor device encapsulated using the tableted epoxy resin composition, the tableted epoxy resin composition satisfying the following conditions (i) a proportion of tablets of the tableted epoxy resin composition having a diameter of greater than or equal to 0.1 mm and less than 2.8 mm and a height of greater than or equal to 0.1 mm and less than 2.8 mm is about 97 wt % or more, as measured by sieve analysis using ASTM standard sieves; (ii) the tablets have a packed density of greater than about 1.7 g/mL; and (iii) a ratio of packed density to cured density of the tablets is about 0.6 to about 0.87.
    Type: Application
    Filed: December 18, 2019
    Publication date: June 25, 2020
    Inventors: Sang Jin KIM, Sang Kyun KIM, Tae Shin EOM, Dong Hwan LEE, Young Joon LEE, Yong Han CHO
  • Publication number: 20200201988
    Abstract: The present invention relates to an IoT device managed based on a blockchain, and system and method thereof. A method for managing information of an IoT device performed by a client according to the present invention may comprise: transmitting a request for user registration to the IoT device; receiving device information including identification information of the IoT device from the IoT device; retrieving the received device information in a blockchain of a blockchain system to receive search result information associated with the device information recorded as a transaction in the blockchain from the blockchain system; and verifying whether the IoT device is a device registered as a validly usable device based on the received search result information.
    Type: Application
    Filed: November 18, 2019
    Publication date: June 25, 2020
    Inventors: Kyung Jun Park, Dong Hwan Shin, Chang Won Kim
  • Patent number: 10686122
    Abstract: A variable resistance memory device includes a metal interconnection layer on a substrate, an interlayer insulating layer on the metal interconnection layer and defining a contact hole for exposing a portion of the metal interconnection layer, a barrier metal layer including a plurality of sub-barrier metal layers inside the contact hole, a plug metal layer on the barrier metal layer and burying the contact hole, and a variable resistance structure on the barrier metal layer and the plug metal layer.
    Type: Grant
    Filed: May 18, 2018
    Date of Patent: June 16, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jung-hwan Park, Ju-hyun Kim, Se-chung Oh, Dong-kyu Lee, Jung-min Lee, Kyung-il Hong
  • Publication number: 20200185622
    Abstract: The present disclosure provides a compound of following formula and an organic light emitting device and an organic light emitting display device including the compound. The compound of the present disclosure serves as a host or a dopant in an emitting material layer.
    Type: Application
    Filed: December 3, 2019
    Publication date: June 11, 2020
    Inventors: Kyung-Jin YOON, Yu-Jin BAE, Bo-Min SEO, Jeong-Eun BAEK, Joong-Hwan YANG, Chun-Ki KIM, Jung-Hyun YOON, Hyung-Won CHO, Kyu-Soon SHIN, Jeong-A SEO, Hyung-Jin LEE, Young-Sam JIN, Dong-Hyun LEE
  • Patent number: 10680337
    Abstract: An antenna device for an electronic device for wireless communication is provided. The antenna device includes an antenna area connected to a feeding line and a ground line, such that the antenna area is configured to transmit/receive a signal of a first frequency band; and a branching feeding pattern branching from the feeding line and connected to one side of the antenna area, such that the branching feeding pattern is configured to enable the antenna area to transmit/receive a signal of a second frequency band.
    Type: Grant
    Filed: December 19, 2014
    Date of Patent: June 9, 2020
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Tae Gyu Kim, Jin Kyu Bang, Hae Yeon Kim, Chong O Yoon, Dong Hwan Kim
  • Publication number: 20200177724
    Abstract: Disclosed is an operating method of an electronic device, including identifying a movement of the electronic device while displaying a screen of a first application in a first orientation, determining whether the electronic device is rotated by a predesignated angle, based on the movement, and in response to determining that the electronic device is rotated by the predesignated angle, displaying a screen of a second application in a second orientation different from the first orientation, wherein the second application corresponds to a rotation direction of the electronic device among a plurality of applications.
    Type: Application
    Filed: February 10, 2020
    Publication date: June 4, 2020
    Inventors: Junwon Jung, Jeong-Won Ko, Joong-Hun Kwon, Chang-Hwan Kim, Sangdeuk Nam, Seung Wook Nam, Myoung-Soo Park, Sunyoung Park, Kyungjun Lee, Dong Oh Lee, Huichul Yang, Hyunyeul Lee, Soojin Jeong Lim, Joonhwan Kim, Hyungsok Yeo, Jae-Min Lee
  • Publication number: 20200175913
    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: November 27, 2019
    Publication date: June 4, 2020
    Inventors: Chul Kyu KANG, Sung Hwan KIM, Soo Hee OH, Dong Sun LEE, Sang Moo CHOI
  • Patent number: 10672978
    Abstract: In a method of manufacturing a variable resistance memory device, an MTJ structure layer is formed on a substrate. The MTJ structure layer is etched in an etching chamber to form an MTJ structure. The substrate having the MTJ structure thereon is transferred to a deposition chamber through a transfer chamber. A protection layer covering a sidewall of the MTJ structure is formed in the deposition chamber. The etching chamber, the transfer chamber, and the deposition chamber are kept in a high vacuum state equal to or more than about 10?8 Torr.
    Type: Grant
    Filed: September 5, 2018
    Date of Patent: June 2, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jung-Min Lee, Ju-Hyun Kim, Jung-Hwan Park, Se-Chung Oh, Dong-Kyu Lee, Kyung-Il Hong
  • Patent number: 10670291
    Abstract: Disclosed are a damper switch mounted on a damper having a blade opening/closing structure to open/close blades of the damper, and a damper including the same. The damper switch configured to open/close a plurality of blades of a damper according to the present invention includes a rotating part mounted on a damper shaft of the damper and rotated together with the damper shaft, a driving part configured to provide a power for rotating the rotating part, and a controller configured to measure a load applied to the driving part when the blades are closed, and interrupt an electric power supplied to the driving part when the measured load is not less than a predetermined value.
    Type: Grant
    Filed: June 17, 2016
    Date of Patent: June 2, 2020
    Assignee: MIDOENC CO., LTD.
    Inventors: Byung Kyu Yoo, Joo Hwan Jang, Byung Jun Shin, Dong Bum Kim
  • Patent number: 10672676
    Abstract: A fingerprint sensor device and a method of making a fingerprint sensor device. As non-limiting examples, various aspects of this disclosure provide various fingerprint sensor devices, and methods of manufacturing thereof, that comprise an interconnection structure, for example a bond wire, at least a portion of which extends into a dielectric layer utilized to mount a plate, and/or that comprise an interconnection structure that extends upward from the semiconductor die at a location that is laterally offset from the plate.
    Type: Grant
    Filed: May 24, 2018
    Date of Patent: June 2, 2020
    Assignee: Amkor Technology, Inc.
    Inventors: Ji Young Chung, Dong Joo Park, Jin Seong Kim, Jae Sung Park, Se Hwan Hong
  • Publication number: 20200168890
    Abstract: A negative electrode active material which includes a secondary particle including first primary particles, wherein the first primary particle includes a core including SiOx, wherein 0?x<2, an intermediate layer which covers at least a portion of a surface of the core and includes silicon nitride, silicon oxynitride, or a mixture thereof, and a carbon coating layer which covers at least a portion of the intermediate layer and includes nitrogen-doped carbon, and a negative electrode and a lithium secondary battery which include the same.
    Type: Application
    Filed: May 10, 2018
    Publication date: May 28, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Jung Hyun CHOI, Yong Ju LEE, Dong Hyuk KIM, Eun Kyung KIM, Rae Hwan JO, Il Geun OH
  • Publication number: 20200164926
    Abstract: A joint member for coupling a chassis frame according to the present invention, which couples frames composing a chassis, includes a block-shaped main body and a first insertion groove into which one end portion of a first frame, which is a frame extending in a width direction of the chassis, is inserted and which is formed on one surface of the main body, and the plurality of first insertion grooves are formed in a longitudinal direction of the chassis so that a length of the chassis is changed according to a position at which the first frame is inserted.
    Type: Application
    Filed: December 6, 2018
    Publication date: May 28, 2020
    Inventors: Hyun Rok CHA, Myeong Hwan HWANG, Jong Ho HAN, Dong Hyun KIM, Gil Woo CHOI, Se Hyeon YANG, Gye Seong LEE, Hae Sol LEE
  • Publication number: 20200164772
    Abstract: The present disclosure relates to a height adjustment apparatus of a vehicle seat, whereby during a height adjustment of a seat cushion, a desired tilting angle of the seat cushion is obtained and heights of a front part and a rear part of the seat cushion are individually adjusted. Due to the height adjustment apparatus, the comfort of a seated occupant is improved by adjusting the angles of the seat cushion in response to various postures of the occupant. In addition, a link connection is structurally secured and thus its durability is also improved.
    Type: Application
    Filed: March 18, 2019
    Publication date: May 28, 2020
    Inventors: Ju Yeol KONG, Gil Ju KIM, Jung Sang YOU, Seon Chae NA, Chan Ho JUNG, Hyoung Jun HAM, Jae Hwan LEE, Dong Man LEE
  • Publication number: 20200168720
    Abstract: An integrated circuit device includes a fin-type active region protruding from a top surface of a substrate and extending in a first direction parallel to the top surface of the substrate, a gate structure intersecting with the fin-type active region and extending on the substrate in a second direction perpendicular to the first direction, a source/drain region on a first side of the gate structure, a first contact structure on the source/drain region, and a contact capping layer on the first contact structure. A top surface of the first contact structure has a first width in the first direction, a bottom surface of the contact capping layer has a second width greater than the first width stated above in the first direction, and the contact capping layer includes a protruding portion extending outward from a sidewall of the first contact structure.
    Type: Application
    Filed: August 27, 2019
    Publication date: May 28, 2020
    Inventors: Dae-young Kwak, Ji-ye Kim, Jung-hwan Chun, Min-chan Gwak, Dong-hyun Roh, Jin-wook Lee, Sang-jin Hyun
  • Patent number: 10660607
    Abstract: An ultrasound diagnosis apparatus and method enabling general users to easily acquire ultrasound images even when the users are unskilled at using ultrasound diagnosis apparatuses, and a non-transitory computer-readable storage medium having the ultrasound diagnosis method recorded thereon are provided. The ultrasound diagnosis apparatus includes a probe configured to acquire ultrasound data of an object; an image generation unit configured to generate an ultrasound image of the object by using the ultrasound data; a probe location acquisition unit configured to acquire a location of the probe on the object; a display unit configured to display the location of the probe and a reference location on an image representing the object; and a control unit configured to determine whether the location of the probe corresponds to the reference location.
    Type: Grant
    Filed: August 28, 2015
    Date of Patent: May 26, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae-young Ryu, Dong-ki Kim, Young-hwan Kim, Min-woo Seo, Jei-young Lee
  • Patent number: 10663237
    Abstract: The present disclosure relates to a heat transfer tube comprising nanostructures formed on the surface, and a method for manufacturing the same, and by forming nanostructures on a heat transfer tube surface, a superhydrophobic surface may be obtained under a high temperature environment as well. In addition, superhydrophobicity may be enhanced by further forming a hydrophobic coating layer on the nanostructure-formed heat transfer tube surface. By using a method of forming nanostructures by dipping the heat transfer tube surface, complex shapes may be coated, and therefore, a plurality of assembled heat transfer tubes may be coated, and damages occurring during a process of assembling the heat transfer tube after coating may be prevented.
    Type: Grant
    Filed: March 14, 2018
    Date of Patent: May 26, 2020
    Assignees: Doosan Heavy Industries Construction Co., Ltd., UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITY
    Inventors: Jin Bum Kim, Hyun Sik Kim, Young Suk Nam, Kyoung Hwan Song, Seung Tae Oh, Jae Hwan Shim, Dong Hyun Seo
  • Publication number: 20200161629
    Abstract: The present invention relates an electrode notching apparatus. The electrode notching apparatus comprises: a notching unit shaping an electrode into a predetermined pattern; a heating unit drying the electrode processed by the notching unit; and a collecting unit collecting the electrode dried by the heating unit, wherein the heating unit comprises: a heating body having a drying space through which the electrode supplied by the notching unit passes; and heating members directly heating a surface of the electrode passing through the drying space to dry moisture remaining on the electrode.
    Type: Application
    Filed: December 19, 2018
    Publication date: May 21, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Sang Jin Woo, Tae Hwan Chung, Sin Young Park, Tae Won Kang, Ji Soo Park, Dong Hyeuk Park, Chang Bum Ahn, Jae Hong Kim
  • Patent number: 10654419
    Abstract: A luggage compartment screen apparatus of a vehicle may include a moving housing movable along guide rails; a push mechanism to be drawn out or drawn in from the moving housing toward the luggage compartment and be rotatable and formed to have a step in a rotation direction thereof; and a locking mechanism rotatably disposed on the moving housing to be configured to be selectively locked to the guide rail, formed to have a step in a drawn-out and drawn-in direction of the push mechanism, and having a stepped portion in contact with a stepped portion of the push mechanism to be rotated to be locked to the guide rail at the time of a drawn-in operation or a rotation operation of the push mechanism and be rotated to be separated from the guide rail at the time of a drawn-out operation of the push mechanism.
    Type: Grant
    Filed: August 20, 2018
    Date of Patent: May 19, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corp
    Inventors: Jang Hyun Cho, Won Jong Lee, Hee Cheol Kim, Dong Hwan Kim, Dong Ha Lee
  • Patent number: 10658595
    Abstract: An organic light emitting diode includes: a first electrode; a second electrode facing the first electrode; a light emission layer between the first electrode and the second electrode; an electron injection layer between the second electrode and the light emission layer; and a buffer layer between the electron injection layer and the second electrode, where the electron injection layer includes a dipolar material and a first metal, and the buffer layer includes a metal having a work function of 4.0 eV or less.
    Type: Grant
    Filed: May 24, 2019
    Date of Patent: May 19, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seok Gyu Yoon, Dong Chan Kim, Eung Do Kim, Bo Ra Jung, Kyu Hwan Hwang, Sung Chul Kim, Won-Jong Kim, Young-Woo Song, Jong Hyuk Lee
  • Patent number: 10656578
    Abstract: A fixing device comprising a fixing belt, a rotating member to be in engagement with an outer circumferential surface of the fixing belt, to form a fixing nip between the fixing belt and the rotating member, and sliding members on both ends of the fixing belt.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: May 19, 2020
    Assignee: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
    Inventors: Ji Su Park, Soo Hwan Bae, Dong Woo Lee, Dong Jin Seol, Jun Tae Kim