Patents by Inventor Wook Jang

Wook Jang 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: 20200127284
    Abstract: The present invention relates to surface-coated positive electrode active material particles and a secondary battery including the same, and specifically, it provides surface-coated positive electrode active material particles including positive electrode active material particles and a coating layer applied on a surface of the positive electrode active material particles, wherein the coating layer includes a polyimide comprising one or more structures selected from the group consisting of pyrrole, aniline, and carbazole. The surface-coated positive electrode active material particles according to the present invention includes a coating layer including a polyimide and metal ions; and since a direct contact between the positive electrode active material particles and an electrolyte can be prevented, a side reaction therebetween can be inhibited, and both excellent lithium ion mobility and excellent electron conductivity can be exhibited.
    Type: Application
    Filed: March 21, 2017
    Publication date: April 23, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Wook Jang, Seung Beom Cho, Jin Young Park, Kyung Jun Kim, Jun Seong Ahn
  • Patent number: 10618467
    Abstract: A method for providing an omnidirectional image of the surroundings of a vehicle including distance information comprises a plurality of mono cameras placed at different positions of a vehicle's obtaining a plurality of images with different field of views; an image processing device disposed in the vehicle's combining the plurality of images into an omnidirectional image showing the surroundings of the vehicle; the image processing device's selecting two images with overlapping regions from among the plurality of images and generating a stereo image for the overlapping region by using the two images; a display device disposed in the vehicle displaying an omnidirectional image and displaying information about objects recognized through the stereo image.
    Type: Grant
    Filed: March 22, 2017
    Date of Patent: April 14, 2020
    Assignee: Research & Business Foundation Sungkyunkwan University
    Inventors: Jae Wook Jeon, Sang Jun Lee, Jin Young Byun, Byung Oh Jo, Seong Wook Jang
  • Patent number: 10622340
    Abstract: A semiconductor package includes a semiconductor chip disposed on a first substrate, a mold layer covering a sidewall of the semiconductor chip and including a through-hole, a second substrate disposed on the semiconductor chip, a connection terminal disposed between the first substrate and the second substrate and provided in the through-hole, and an underfill resin layer extending from between the semiconductor chip and the second substrate into the through-hole.
    Type: Grant
    Filed: November 20, 2017
    Date of Patent: April 14, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chanhee Jeong, Hyunki Kim, Junwoo Park, Byoung Wook Jang, Sunchul Kim, Su-Min Park, Pyoungwan Kim, Inku Kang, Heeyeol Kim
  • Patent number: 10613681
    Abstract: A touch screen including a plurality of first sensing electrode columns having a plurality of first sensing electrodes, the plurality of first sensing electrode columns extending in one direction, and a plurality of second sensing electrode columns alternately disposed with the first sensing electrode columns, the plurality of second sensing electrode columns including a plurality of second sensing electrodes having a plurality of sub-electrodes. Sub-electrodes of one of adjacent second sensing electrodes are electrically connected to sub-electrodes of another of the adjacent second sensing electrodes. At least some of the first sensing electrodes include a first region and a second region electrically separated from the first region.
    Type: Grant
    Filed: May 15, 2017
    Date of Patent: April 7, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyun Jae Na, Gwang Bum Ko, Hyoung Wook Jang, Ye Ri Jeong, Jeong Yun Han
  • Publication number: 20200098734
    Abstract: A semiconductor package includes a semiconductor chip disposed on a first substrate, a mold layer covering a sidewall of the semiconductor chip and including a through-hole, a second substrate disposed on the semiconductor chip, a connection terminal disposed between the first substrate and the second substrate and provided in the through-hole, and an underfill resin layer extending from between the semiconductor chip and the second substrate into the through-hole.
    Type: Application
    Filed: November 27, 2019
    Publication date: March 26, 2020
    Inventors: CHANHEE JEONG, HYUNKI KIM, JUNWOO PARK, BYOUNG WOOK JANG, SUNCHUL KIM, SU-MIN PARK, PYOUNGWAN KIM, INKU KANG, HEEYEOL KIM
  • Patent number: 10600563
    Abstract: A magnetically shielded current transformer is provided, which includes a magnetic core module including a core formed in a ring shape by winding plate shape ribbon a plurality of times, a bobbin configured to accommodate the core, and a coil configured to be wound along an outer circumferential surface of the bobbin; a shielding member which is configured to surround an outer circumferential surface and both side surfaces of the magnetic core module, includes through-holes at centers of the both side surfaces, and is formed of iron; and an outer case configured to protect the magnetic core module and the shielding member. Accordingly, a magnetic path is formed by an external magnetic field, which is applied from the outside, via the shielding member and thus the external magnetic field is prevented from being transferred to the magnetic core module, thereby stably blocking influences caused by the external magnetic field.
    Type: Grant
    Filed: December 9, 2016
    Date of Patent: March 24, 2020
    Assignee: AMOGREENTECH CO., LTD.
    Inventors: Dong Wook Jang, Cholhan Kim
  • Patent number: 10592056
    Abstract: A touch sensor includes a base layer, first touch sensor columns, second touch sensor columns, and sensing lines. The base layer includes a sensing region and a non-sensing region. The first touch sensor columns extend in a first direction. The first touch sensor columns include first touch electrodes. The first touch electrodes include sub-touch electrodes in the sensing region. The second touch sensor columns include second touch electrodes in the sensing region. The second touch sensor columns are alternately arranged with the first touch sensor columns. The sensing lines are in the non-sensing region. The sensing lines include: first sensing lines electrically connected to the sub-touch electrodes, and second sensing lines electrically connected to the second touch electrodes. The sub-touch electrodes and the second touch electrodes have different widths.
    Type: Grant
    Filed: May 3, 2018
    Date of Patent: March 17, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Soo Jung Lee, Hyoung Wook Jang, Gwang Bum Ko, Jeong Yun Han
  • Patent number: 10592052
    Abstract: A touch sensor includes: a plurality of first sensor electrode columns disposed in a sensing area, the plurality of first sensor electrode columns each including one or more first sensor electrodes; a plurality of second sensor electrode columns alternately disposed with the first sensor electrode columns in the sensing area, the plurality of second sensor electrode columns each including a plurality of second sensor electrodes having a length defined by a longitudinal axis and a width extending in a direction across the length; a plurality of lines connected to the first sensor electrode columns and the second sensor electrode columns; and a pad unit including a plurality of pads connected to the lines, wherein at least some of the second sensor electrodes have a width that varies along the longitudinal axis of its respective second electrodes.
    Type: Grant
    Filed: September 17, 2019
    Date of Patent: March 17, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Gwang Bum Ko, Hyun Jae Na, Hyoung Wook Jang, Ye Ri Jeong, Jeong Yun Han
  • Publication number: 20200060947
    Abstract: The present invention relates to a composition of an intracanal medication agent for medicating root canals for a predetermined period of time. According to one aspect of the invention, there is provided an intracanal medication composition based on a calcium hydroxide component, comprising: calcium hydroxide or a calcium hydroxide producing component as a powder component; and at least one of diethyl sulfoxide (DMSO), N-methyl-2-pyrrolidone (NMP) and diethylene glycol monoethyl ether (DEGEE) as a liquid component.
    Type: Application
    Filed: November 21, 2017
    Publication date: February 27, 2020
    Inventor: SUNG WOOK JANG
  • Patent number: 10564783
    Abstract: A display device includes: a plurality of first electrode patterns; a plurality of second electrode patterns; a plurality of first touch signal lines; and a plurality of second touch signal lines. The plurality of first electrode patterns respectively include a plurality of first electrode cells physically separated from each other and arranged in a first direction. The plurality of second electrode patterns include a plurality of second electrode cells physically separated from each other and arranged in a second direction crossing the first direction. The plurality of first touch signal lines are connected to the first electrode cells. The plurality of second touch signal lines are connected to the second electrode cells. The first and second electrode patterns and the first and second touch signal lines are all positioned at the same layer on a substrate. The first touch signal lines are independently connected to each first electrode cell.
    Type: Grant
    Filed: February 12, 2018
    Date of Patent: February 18, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyoung Wook Jang, Hyun Jae Na, Jin Woo Noh, Soon Sung Ahn
  • Patent number: 10551983
    Abstract: A touch screen panel includes a plurality of pixels on a substrate, a sealing thin film on the substrate, and a plurality of sensing electrodes on the sealing thin film, each of the sensing electrodes having a mesh structure, the mesh structures of the sensing electrodes and the pixels overlapping different portions of the substrate.
    Type: Grant
    Filed: April 20, 2018
    Date of Patent: February 4, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventor: Hyoung-Wook Jang
  • Publication number: 20200037435
    Abstract: An accessory device for covering an electronic device, according to various embodiments of the present invention, comprises: a cover part including a front cover for covering at least a part of the front side of the electronic device, a rear cover for covering at least a part of the rear side of the electronic device, and a side part for connecting the front cover and the rear cover; a first component arranged on the front cover; a second component arranged on the inner side of the rear cover; and a printed circuit board electrically connected to the first component and the second component and arranged from the front cover to the rear cover while traversing the side part, wherein at least part of the printed circuit board can include a flexible structure in the folding region of the cover part, corresponding to the movement of the front cover
    Type: Application
    Filed: January 25, 2018
    Publication date: January 30, 2020
    Inventors: Seo-Yeon PARK, Ki-Hyun KIM, Hyung-Wook JANG
  • Publication number: 20200012384
    Abstract: A touch sensor includes: a plurality of first sensor electrode columns disposed in a sensing area, the plurality of first sensor electrode columns each including one or more first sensor electrodes; a plurality of second sensor electrode columns alternately disposed with the first sensor electrode columns in the sensing area, the plurality of second sensor electrode columns each including a plurality of second sensor electrodes having a length defined by a longitudinal axis and a width extending in a direction across the length; a plurality of lines connected to the first sensor electrode columns and the second sensor electrode columns; and a pad unit including a plurality of pads connected to the lines, wherein at least some of the second sensor electrodes have a width that varies along the longitudinal axis of its respective second electrodes.
    Type: Application
    Filed: September 17, 2019
    Publication date: January 9, 2020
    Inventors: Gwang Bum KO, Hyun Jae NA, Hyoung Wook Jang, Ye Ri Jeong, Jeong Yun Han
  • Publication number: 20200012367
    Abstract: A flexible display device and a method of driving a flexible display device, in which the method of driving the flexible display device includes detecting a capacitance change with respect to at least some coordinates of a display area, determining whether bending is occurring through the detected capacitance change, and setting a driving mode in response to a result of the step of determining whether bending is occurring. The driving mode is converted into a bending mode when it is determined that bending is occurring, and the driving mode is set into a force touch mode when it is determined that bending is not occurring.
    Type: Application
    Filed: September 20, 2019
    Publication date: January 9, 2020
    Inventors: Young Seok SEO, Won-Ki HONG, Jung Hyun KIM, Hyoung Wook JANG
  • Publication number: 20200003392
    Abstract: A light-emitting module provided in an embodiment comprises: a driving part disposed on a substrate and adjacent to one side of the substrate; a first light-emitting part adjacent to the other side of the substrate and disposed on one surface of the substrate; a second light-emitting part adjacent to the other side of the substrate, disposed on the other surface of the substrate, and emitting light different in wavelength from that emitted by the first light-emitting part; and a reflection part surrounding the first and the second light-emitting part and comprising a first and a second area facing the first and the second light-emitting part, respectively, wherein each of the first and the second light-emitting part may comprise one or more light-emitting chips, and the first and the second area may comprise a plurality of subareas having respective parabolic curves with reference to the light-emitting chips of each of the first and the second light-emitting part.
    Type: Application
    Filed: February 20, 2018
    Publication date: January 2, 2020
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Ji Woon KANG, Hyun Keun LEE, Kwang Wook JANG
  • Patent number: 10511205
    Abstract: An embodiment of the present invention provides a device for attaching/detaching an idler horn for an actuator module which can have a motor, a reduction gear and a control circuit equipped therein. The device, for attaching/detaching an idler horn, comprises: a ring-shaped elastic switch which surrounds the inner end part of a cylindrical hollow portion provided on one side of a housing that forms the outer skin of an actuator module; and a ring-shaped cover member which is for fixing the ring-shaped elastic switch, wherein the ring-shaped elastic switch can be selectively attached/detached to/from an idler horn by means of elasticity.
    Type: Grant
    Filed: March 31, 2016
    Date of Patent: December 17, 2019
    Assignee: ROBOTIS CO., LTD.
    Inventors: Byoung Soo Kim, Wook Jang, In Yong Ha
  • Patent number: 10510672
    Abstract: A semiconductor package and a method manufacturing the same are disclosed. At least one semiconductor chip is mounted on a package substrate. An insulative mold layer is formed at sides of the semiconductor chip having at least one recess in a region in which conductive connection members are formed, the recess defining one or more protrusions within the mold layer. An interposer is positioned on the protrusions with the conductive connection members connecting and providing electrical connections between conductive pads on the upper surface of the package and conductive pads on the lower surface of the package substrate. The protrusions may position the interposer in the vertical direction by defining the vertical spacing between the lower surface of the interposer and the upper surface of the package substrate. The protrusions may also position the interposer in one or more horizontal directions and/or prevent substantial movement during connecting of the interposer to the package substrate.
    Type: Grant
    Filed: April 18, 2018
    Date of Patent: December 17, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang-Uk Kim, Sunchul Kim, Jinkyeong Seol, Byoung Wook Jang
  • Patent number: 10488467
    Abstract: The present disclosure discloses an apparatus and method for estimating a remaining service life of a battery that enables providing a relatively exact remaining service life of the battery to a user even when a parameter of the battery does not change sufficiently enough to enable measurement of the remaining service life due to reasons such as the battery not being used or the like.
    Type: Grant
    Filed: July 13, 2015
    Date of Patent: November 26, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Hyun-Chul Lee, Ki-Wook Jang, Jong-Min Park
  • Patent number: 10484658
    Abstract: An arbitrary viewpoint image generation method includes obtaining an original image set photographed by a plurality of cameras included in a camera array at each of at least one focal distance at a same time point; obtaining a multi-focus image set by generating a multi-focus image from the original image set for each of the at least one focal distance; and generating an arbitrary viewpoint image at a position where a viewpoint is to be moved from the multi-focus image set.
    Type: Grant
    Filed: December 7, 2017
    Date of Patent: November 19, 2019
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Seong Jun Bae, Ho Wook Jang, Wook Ho Son, Jae Woo Kim, Do Hyung Kim, Seong Jin Park
  • Patent number: 10476082
    Abstract: The present invention relates to a surface coated positive electrode active material, a preparation method thereof, and a lithium secondary battery including the same. More specifically, it relates to a positive electrode active material of which surface is coated with a nanofilm including polyimide (PI) and carbon black, a preparation method thereof, and a lithium secondary battery including the same. The positive electrode active material of which surface is coated with the nanofilm according to the present invention is capable of preventing direct contact of the positive electrode active material with an electrolyte thereby suppressing a side reaction between the positive electrode active material and the electrolyte, and as a result, a lifespan property of a lithium secondary battery using a positive electrode including the same may be significantly improved, and particularly, a lifespan property and conductivity are capable of being enhanced under a high temperature and high voltage condition.
    Type: Grant
    Filed: August 26, 2015
    Date of Patent: November 12, 2019
    Assignees: LG Chem, Ltd., UNIST (Ulsan National Institute of Science and Technology)
    Inventors: Wook Jang, Sang Young Lee, Seung Beom Cho, Jun Seong Ahn, Jang Hoon Park, Ju Myung Kim