Patents by Inventor Sang-hyun Lim

Sang-hyun Lim 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: 9874988
    Abstract: An electromagnetic induction panel includes a substrate including a first region, a second region, and a third region, a first induction coil arranged along an edge of the first region of the substrate and wound in a first winding direction, a second induction coil arranged along an edge of the second region and wound in a second winding direction opposite to the first winding direction, the second region surrounding the first region, and a third induction coil arranged along an edge of the third region and wound in the second winding direction, the third region surrounding the second region.
    Type: Grant
    Filed: April 8, 2016
    Date of Patent: January 23, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Hyun Lim, Chang-Sub Jung, A-Ra Jo, Eun-Gil Choi, Jae-Woo Choi
  • Publication number: 20180018029
    Abstract: A touch screen apparatus includes: an active area and a non-active area outside the active area; first sensing electrodes arranged along a first direction in the active area; second sensing electrodes arranged along a second direction intersecting the first direction in the active area, the second sensing electrodes being insulated from the first sensing electrodes; and at least one additional sensing electrode separated from the first and second sensing electrodes, the at least one additional sensing electrode being located in the non-active area.
    Type: Application
    Filed: July 11, 2017
    Publication date: January 18, 2018
    Inventors: Sang Hyun LIM, Chang Sub JUNG, A Ra JO, Jae Woo CHOI
  • Publication number: 20170357354
    Abstract: A display device includes a display panel configured to display an image on a front surface thereof, and a flexible circuit board connected to the display panel and configured to drive the display panel. The display device further includes a pressure sensor including a first electrode and a second electrode. The pressure sensor is configured to sense a change of capacitance of a capacitor, which is formed between the first electrode and the second electrode, in accordance with a pressure applied thereto. The flexible circuit board includes a first surface and a second surface facing the first surface. The first electrode and the second electrode are disposed on the first surface or the second surface.
    Type: Application
    Filed: May 24, 2017
    Publication date: December 14, 2017
    Inventors: SANG HYUN LIM, Chang Sub Jung, A Ra Jo, Jae Woo Choi
  • Publication number: 20170205907
    Abstract: An electronic pen sensing device includes: a substrate including a sensing region and a first sub sensing region, the first sub sensing region having a width smaller than a width of the sensing region; a first closed loop line disposed along edges of the sensing region and wound N times in a first rotation direction from a first node to a second node, and disposed along edges of the first sub sensing region and wound M times in a first rotation direction from the second node to the first node; and a controller configured to calculate a location of an electronic pen based on a first induction current which is output through the first node, wherein N and M are positive integers.
    Type: Application
    Filed: December 28, 2016
    Publication date: July 20, 2017
    Inventors: Sang-Hyun LIM, Chang-Sub JUNG, A-Ra JO, Jae-Woo CHOI
  • Publication number: 20170168621
    Abstract: A display device may include a display panel, a window member provided above the display panel, a housing accommodating the display panel and the window member and including at least one protrusion on an inner surface thereof, and a pressure sensor including a first conductive layer provided on the at least one protrusion and a second conductive layer provided at a peripheral area of the first conductive layer to be spaced apart from the first conductive layer.
    Type: Application
    Filed: December 9, 2016
    Publication date: June 15, 2017
    Inventors: A Ra JO, Sang Hyun LIM, Chang Sub JUNG, Jae Woo CHOI
  • Publication number: 20170139525
    Abstract: A touch panel includes first touch electrodes, second touch electrodes, and third touch electrodes. The first touch electrodes include sub electrodes spaced apart from one another in a first direction. The second touch electrodes extend in a second direction crossing the first direction. The second touch electrodes are spaced apart from one another in the first direction. The third touch electrodes extend in the second direction and are spaced apart from one another in the first direction. The third touch electrodes are shaped differently than the second touch electrodes.
    Type: Application
    Filed: September 28, 2016
    Publication date: May 18, 2017
    Inventors: A-Ra JO, Sang-Hyun LIM, Chang-Sub JUNG, Jae-Woo CHOI
  • Publication number: 20170108969
    Abstract: An electromagnetic induction panel includes a substrate including a first region, a second region, and a third region, a first induction coil arranged along an edge of the first region of the substrate and wound in a first winding direction, a second induction coil arranged along an edge of the second region and wound in a second winding direction opposite to the first winding direction, the second region surrounding the first region, and a third induction coil arranged along an edge of the third region and wound in the second winding direction, the third region surrounding the second region.
    Type: Application
    Filed: April 8, 2016
    Publication date: April 20, 2017
    Inventors: Sang-Hyun LIM, Chang-Sub JUNG, A-Ra JO, Eun-Gil CHOI, Jae-Woo CHOI
  • Patent number: 9598617
    Abstract: Disclosed is an acrylate based adhesive composition for optical use that includes: a copolymer prepared by polymerizing an alkyl (meth)acrylate (wherein the alkyl is a C16 to C22 linear alkyl group) in an amount of about 1 to about 10 parts by weight, an alkyl (meth)acrylate (wherein the alkyl is a C1 to C12 alkyl group) in an amount of about 70 to about 98 parts by weight, and a polar monomer in an amount of about 1 to about 20 parts by weight; and a cross-linking agent. The cross-linking agent is included in an amount of about 0.5 to 5 parts by weight based on 100 parts by weight of the copolymer.
    Type: Grant
    Filed: December 1, 2015
    Date of Patent: March 21, 2017
    Assignees: Samsung Display Co., Ltd., NITTA CORPORATION
    Inventors: Dong-Sun Lee, Sang-Hyun Lim, Dae-Guen Choi, Hak-Sun Kim, Shinichiro Kawahara, Minoru Nanchi, Keisuke Sako, Yuta Irie, Satoshi Yamaguchi
  • Patent number: 9507192
    Abstract: A display device includes a cover window having curves at one or more outer blocks of the cover window, an outside and an inside of the cover window each having a shape of a quadrisected arc of an ellipse and together forming a lens, and a thickness of the cover window at one of the outer blocks being thicker than a thickness of the cover window at a center of the cover window; and a display panel attached to the inside of the cover window.
    Type: Grant
    Filed: September 13, 2013
    Date of Patent: November 29, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Hyun Lim, Jun-Ho Kwack
  • Publication number: 20160334098
    Abstract: Disclosed herein is a heating cabinet, in which a water collection tray is located in the heating cabinet such that the tray is not exposed to the outside, and water produced when an object is heated is collected in the water collection tray. The heating cabinet includes a main body defining a heating space in which an object to be heated is seated, a water collection tray provided under the heating space to be accommodated in the main body, and collecting water produced when the object is heated, and a front door rotatably coupled to a side of the main body to selectively close the open heating space while receiving the water collection tray, the front door having a guide part that is formed on a surface facing the heating space to guide the water, produced when the object is heated, to the water collection tray.
    Type: Application
    Filed: April 30, 2016
    Publication date: November 17, 2016
    Inventors: DUG WOO LEE, SANG HYUN LIM, JONG OH KIM, CHUN SEOK SONG, TAE MYOUNG KIM
  • Patent number: 9448647
    Abstract: A mobile device configured to measure a touch pressure of a touch input made by a user to a touch screen display panel using a sound generated by the touch input, and a method of using the same, are disclosed. In one aspect, the mobile device includes a touch screen display panel configured to sense a touch input made by a user to the touch screen panel and output a coordinate value of the sensed touch input. The mobile device additionally includes a voice recognition device configured to sense a touch sound signal generated by the touch input. The mobile device further includes a touch pressure sensing unit configured to determine a touch pressure of the touch input based on the coordinate value and a sound level of the touch sound signal.
    Type: Grant
    Filed: April 9, 2014
    Date of Patent: September 20, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventor: Sang-Hyun Lim
  • Patent number: 9437875
    Abstract: Provided is a highly elastic physically cross-linked binder induced by reversible acid-base interaction for high performance silicon anode, and more particularly to a highly elastic physically cross-linked binder induced by reversible acid-base interaction for high performance silicon anode, in which the binder has excellent stiffness and elasticity. To this end, the polymer binder that is physically crosslinked with a crosslinking agent by acid-base interaction may include a crosslinking agent that is physically bound with the binder for silicon anode by reversible acid-base interaction with the binder for silicon anode.
    Type: Grant
    Filed: April 9, 2015
    Date of Patent: September 6, 2016
    Assignee: INCHEON UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATION
    Inventors: Tae Hyun Kim, Sang Hyun Lim, Ho Dong Chu, Kuk Joo Lee
  • Publication number: 20160233511
    Abstract: Provided is a highly elastic physically cross-linked binder induced by reversible acid-base interaction for high performance silicon anode, and more particularly to a highly elastic physically cross-linked binder induced by reversible acid-base interaction for high performance silicon anode, in which the binder has excellent stiffness and elasticity. To this end, the polymer binder that is physically crosslinked with a crosslinking agent by acid-base interaction may include a crosslinking agent that is physically bound with the binder for silicon anode by reversible acid-base interaction with the binder for silicon anode.
    Type: Application
    Filed: April 9, 2015
    Publication date: August 11, 2016
    Inventors: Tae Hyun KIM, Sang Hyun LIM, Ho Dong CHU, Kuk Joo LEE
  • Publication number: 20160209958
    Abstract: A touch panel includes a touch electrode configured to receive a sensing input signal, a display panel, the touch electrode being disposed thereon, and a protective layer disposed between the touch electrode and the display panel, the protective layer configured to receive a protective layer driving signal.
    Type: Application
    Filed: November 9, 2015
    Publication date: July 21, 2016
    Inventors: Jae Woo CHOI, Chang Sub JUNG, Eun Gil CHOI, Sang Hyun LIM, A Ra JO
  • Publication number: 20160145474
    Abstract: Disclosed is an acrylate based adhesive composition for optical use that includes: a copolymer prepared by polymerizing an alkyl (meth)acrylate (wherein the alkyl is a C16 to C22 linear alkyl group) in an amount of about 1 to about 10 parts by weight, an alkyl (meth)acrylate (wherein the alkyl is a C1 to C12 alkyl group) in an amount of about 70 to about 98 parts by weight, and a polar monomer in an amount of about 1 to about 20 parts by weight; and a cross-linking agent. The cross-linking agent is included in an amount of about 0.5 to 5 parts by weight based on 100 parts by weight of the copolymer.
    Type: Application
    Filed: December 1, 2015
    Publication date: May 26, 2016
    Inventors: Dong-Sun Lee, Sang-Hyun Lim, Dae-Guen Choi, Hak-Sun Kim, Shinichiro Kawahara, Minoru Nanchi, Keisuke Sako, Yuta lrie, Satoshi Yamaguchi
  • Publication number: 20160026315
    Abstract: A display device includes: a display panel including an upper electrode and an encapsulation layer provided on the upper electrode; a touch panel including a first touch electrode and a second touch electrode each facing the upper electrode and positioned between the display panel and a cover window covering the display panel, the first touch electrode being separated from the second touch electrode; an elastic layer provided on the display panel and deforming in response to an applied pressure from a touch; and a touch sensor programmed to detect an applied pressure from a change in gaps between the first and second touch electrodes and the upper electrode due to the applied pressure, and to detect a capacitance between the first touch electrode and the second touch electrode caused by the touch, so as to sense a position of the touch.
    Type: Application
    Filed: June 12, 2015
    Publication date: January 28, 2016
    Inventors: Jae Woo CHOI, Sang Hyun LIM, Chang Sub JUNG, A Ra JO, Eun Gil CHOI
  • Publication number: 20160019570
    Abstract: A method, apparatus, system, and non-transitory computer readable medium of providing a survey includes receiving a search request from a user terminal, displaying a survey corresponding to a search word included in the search request on a region of a search result screen, generating a survey question for the survey according to a user's input using the user terminal, receiving answers to survey questions included in the survey, and providing a result of conducting the survey, which is obtained by analyzing the answers to the survey, to a service server when the survey is ended.
    Type: Application
    Filed: July 14, 2015
    Publication date: January 21, 2016
    Inventors: Hyun Mee CHUNG, Sang Chul LEE, Sang Hyun LIM, Hye Kyung PARK
  • Patent number: 9221231
    Abstract: Disclosed is an acrylate based adhesive composition for optical use that includes: a copolymer prepared by polymerizing an alkyl (meth)acrylate (wherein the alkyl is a C16 to C22 linear alkyl group) in an amount of about 1 to about 10 parts by weight, an alkyl (meth)acrylate (wherein the alkyl is a C1 to C12 alkyl group) in an amount of about 70 to about 98 parts by weight, and a polar monomer in an amount of about 1 to about 20 parts by weight; and a cross-linking agent. The cross-linking agent is included in an amount of about 0.5 to 5 parts by weight based on 100 parts by weight of the copolymer.
    Type: Grant
    Filed: September 6, 2012
    Date of Patent: December 29, 2015
    Assignees: Samsung Display Co., Ltd., NITTA CORPORATION
    Inventors: Dong-Sun Lee, Sang-Hyun Lim, Dae-Guen Choi, Hak-Sun Kim, Shinichiro Kawahara, Minoru Nanchi, Keisuke Sako, Yuta Irie, Satoshi Yamaguchi
  • Publication number: 20150339393
    Abstract: Provided are a search-based survey system, apparatus, and/or method. The system may include a survey registration server, the survey registration server including a memory having computer readable instructions stored thereon, and one or more processors configured to execute the computer readable instructions to register at least one survey provided by a survey registration terminal, receive a search word from an answering terminal, match the search word with keywords of registered surveys, display, in a region of a search result screen, a survey corresponding to the matched search word, receive, from the answering terminal, an answer to the survey displayed, and provide a benefit when the answer satisfies a desired condition.
    Type: Application
    Filed: May 20, 2015
    Publication date: November 26, 2015
    Inventors: Hyun Mee CHUNG, Sang Chul LEE, Sang Hyun LIM, Hye Kyung PARK
  • Patent number: 9190029
    Abstract: A display apparatus including: a display unit for displaying image data in a first display region of the display unit; a motion sensor for sensing a motion of a user; and a display controller for controlling the display unit to divide the first display region into a bezel display region and a second display region according to the motion of the user sensed by the motion sensor, for displaying variable bezel image data in the bezel display region, for scaling the image data so as to correspond to the second display region, and for displaying the scaled image data in the second display region.
    Type: Grant
    Filed: October 31, 2012
    Date of Patent: November 17, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang-Hyun Lim, Sung-Sang Ahn