Patents by Inventor Woo Sik Lim

Woo Sik 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: 12002404
    Abstract: A scan driver includes a plurality of stages. An nth (n is a natural number) stage among the stages includes: a first and a second input circuit for controlling a voltage of a first node in response to a carry signal of a previous stage and a next stage, respectively; a first output circuit for outputting an nth carry signal corresponding to a carry clock signal in response to the voltage of the first node; a second output circuit for outputting an nth scan and an nth sensing signal corresponding to a scan and a sensing clock signal, respectively, in response to the voltage of the first node; and a sampling circuit for storing the carry signal of the previous stage in response to a first select signal, and for supplying a control voltage to the first node in response to a second select signal and the stored carry signal.
    Type: Grant
    Filed: April 10, 2023
    Date of Patent: June 4, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kang Nam Kim, Sung Hoon Lim, Woo Geun Lee, Kyu Sik Cho, Jae Beom Choi
  • Patent number: 11367819
    Abstract: A light-emitting device array according to an embodiment includes a plurality of light-emitting devices connected to each other, each of the light-emitting devices comprising a light-emitting structure comprising a first conductive semiconductor layer, an active layer, and a second conductive semiconductor layer; a (1-1)th electrode connected to the exposed first conductive semiconductor layer; a (1-2)th electrode connected to the second conductive semiconductor layer; (2-1)th and (2-2)th electrodes connected to the (1-1)th and (1-2)th electrodes, respectively; a first bonding layer disposed between the (1-1)th electrode and the (2-1)th electrode; and a second bonding layer disposed between the (1-2)th electrode and the (2-2)th electrode wherein the (2-1)th electrode of the first light-emitting device and the (2-2)th electrode of the second light-emitting device are integrated, and the (2-2)th electrode of the first light-emitting device and the (2-1)th electrode of the second light-emitting device are integr
    Type: Grant
    Filed: July 16, 2015
    Date of Patent: June 21, 2022
    Assignee: SUZHOU LEKIN SEMICONDUCTOR CO., LTD.
    Inventor: Woo Sik Lim
  • Patent number: 11329097
    Abstract: An embodiment provides a semiconductor device including a light-emitting structure including a plurality of light-emitting portions disposed at a side and a plurality of second light-emitting portions disposed at another side, a plurality of first connection electrodes configured to electrically connect the plurality of first light-emitting portions, a plurality of second connection electrodes configured to electrically connect the plurality of second light-emitting portions, a first pad disposed on the plurality of first light-emitting portions, and a second pad disposed on the plurality of second light-emitting portions. The first pad includes a plurality of 1-2 pads extending toward the second pad. The second pad includes a plurality of 2-2 pads extending toward the first pad. The first connection electrode includes a region between the plurality of 1-2 pads in a thickness direction of the light-emitting structure.
    Type: Grant
    Filed: March 27, 2018
    Date of Patent: May 10, 2022
    Assignee: SUZHOU LEKIN SEMICONDUCTOR CO., LTD.
    Inventors: Woo Sik Lim, Jae Won Seo, Jin Kyung Choi, Youn Joon Sung, Jong Hyun Kim, Hoe Jun Kim
  • Patent number: 11094850
    Abstract: A light emitting device includes a substrate; a light emitting structure disposed on the substrate; a first insulation layer disposed on the light emitting structure; a second insulation layer disposed on the first insulation layer; a first electrode and a second electrode electrically connected to the light emitting structure; a first pad electrically connected to the first electrode; and a second pad electrically connected to the second electrode.
    Type: Grant
    Filed: July 18, 2019
    Date of Patent: August 17, 2021
    Assignee: SUZHOU LEKIN SEMICONDUCTOR CO., LTD.
    Inventors: Woo Sik Lim, Jae Won Seo
  • Patent number: 10998478
    Abstract: A light-emitting element according to an embodiment comprises: a substrate; a light-emitting structure comprising a first conductive semiconductor layer, an active layer, a second conductive semiconductor layer, which are successively arranged on the substrate; and first and second electrodes, which are electrically connected to the first and second conductive semiconductor layers, respectively, wherein the first electrode comprises at least one first contact portion arranged on the first conductive semiconductor layer, which is exposed to at least a part of a first area of the light-emitting structure, and connected to the first conductive semiconductor layer, and a plurality of second contact portions connected to the first conductive semiconductor layer that is exposed in a second area, which is positioned, on a plane, closer to the inner side than the first area of the light-emitting structure, and the second electrode comprises a third contact part, which is arranged in the second area of the light-emitt
    Type: Grant
    Filed: August 18, 2016
    Date of Patent: May 4, 2021
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Ji Hyung Moon, Woo Sik Lim
  • Patent number: 10892390
    Abstract: A light-emitting element according to an embodiment comprises: a light-emitting structure including a first conductive type semiconductor layer, a second conductive type semiconductor layer, and an active layer formed between the first and second conductive type semiconductor layers; a reflective layer formed on the second conductive type semiconductor layer; a capping layer formed on the reflective layer to surround the reflective layer; a first electrode electrically connected with the first conductive type semiconductor layer; a first bonding pad electrically connected with the first electrode; and a second bonding pad electrically connected with the second electrode, wherein the light-emitting structure includes a recess extending to a region of the first conductive type semiconductor layer through the second conductive type semiconductor layer and the active layer; the first electrode is formed within the recess and electrically connected with the first conductive type semiconductor layer, and includes a
    Type: Grant
    Filed: February 3, 2017
    Date of Patent: January 12, 2021
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jae Won Seo, Sang Youl Lee, Woo Sik Lim
  • Patent number: 10811567
    Abstract: Embodiments is disclosed a light emitting module and a display device. The light emitting module includes, a substrate, a first lead electrode and a second lead electrode disposed on the substrate and electrically separated from each other; and at least one light emitting device disposed on the substrate, wherein the light emitting device includes a first electrode facing the first lead electrode and including a ferromagnetism material and a second electrode facing the second lead electrode and including a diamagnetism material, wherein the second lead electrode includes a diamagnetism material, and wherein the first lead electrode comprises a ferromagnetism material.
    Type: Grant
    Filed: March 2, 2017
    Date of Patent: October 20, 2020
    Assignee: LG Innotek Co., Ltd.
    Inventors: Woo Sik Lim, Hyun Joon Kim, Jae Seok Park, Jong Seok Park, Kum Tae Lee
  • Publication number: 20200105825
    Abstract: An embodiment provides a semiconductor device including a light-emitting structure including a plurality of light-emitting portions disposed at a side and a plurality of second light-emitting portions disposed at another side, a plurality of first connection electrodes configured to electrically connect the plurality of first light-emitting portions, a plurality of second connection electrodes configured to electrically connect the plurality of second light-emitting portions, a first pad disposed on the plurality of first light-emitting portions, and a second pad disposed on the plurality of second light-emitting portions. The first pad includes a plurality of 1-2 pads extending toward the second pad. The second pad includes a plurality of 2-2 pads extending toward the first pad. The first connection electrode includes a region between the plurality of 1-2 pads in a thickness direction of the light-emitting structure.
    Type: Application
    Filed: March 27, 2018
    Publication date: April 2, 2020
    Inventors: Woo Sik LIM, Jae Won SEO, Jin Kyung CHOI, Youn Joon SUNG, Jong Hyun KIM, Hoe Jun KIM
  • Publication number: 20200091376
    Abstract: Embodiments is disclosed a light emitting module and a display device. The light emitting module includes, a substrate, a first lead electrode and a second lead electrode disposed on the substrate and electrically separated from each other; and at least one light emitting device disposed on the substrate, wherein the light emitting device includes a first electrode facing the first lead electrode and including a ferromagnetism material and a second electrode facing the second lead electrode and including a diamagnetism material, wherein the second lead electrode includes a diamagnetism material, and wherein the first lead electrode comprises a ferromagnetism material.
    Type: Application
    Filed: March 2, 2017
    Publication date: March 19, 2020
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Woo Sik LIM, Hyun Joon KIM, Jae Seok PARK, Jong Seok PARK, Kum Tae LEE
  • Patent number: 10586892
    Abstract: One embodiment relates to a light emitting device which is free from electrostatic discharge by using an electrostatic discharge suppressing pattern including a resin having particles conductive and dispersed therein, the light emitting device comprising: a light emitting structure including a first conductive semiconductor layer, an active layer, and a second conductive semiconductor layer; a first electrode connected with the first conductive semiconductor layer; a second electrode connected with the second conductive semiconductor layer; and an electrostatic discharge suppressing pattern, which is overlapped with the first electrode and the second electrode, and of which first particles are dispersed in the resin so as to cover a gap between the first electrode and the second electrode.
    Type: Grant
    Filed: October 21, 2016
    Date of Patent: March 10, 2020
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jun Hee Hong, Deok Ki Hwang, Hoe Jun Kim, Woo Sik Lim
  • Publication number: 20190341529
    Abstract: A light emitting device includes a substrate; a light emitting structure disposed on the substrate; a first insulation layer disposed on the light emitting structure; a second insulation layer disposed on the first insulation layer; a first electrode and a second electrode electrically connected to the light emitting structure; a first pad electrically connected to the first electrode; and a second pad electrically connected to the second electrode
    Type: Application
    Filed: July 18, 2019
    Publication date: November 7, 2019
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Woo Sik LIM, Jae Won SEO
  • Patent number: 10411166
    Abstract: A light emitting device includes a substrate; a light emitting structure disposed on the substrate and including a first conductivity type semiconductor layer, a second conductivity type semiconductor layer, and an active layer disposed between the first conductivity type semiconductor layer and the second conductivity type semiconductor layer; a first electrode electrically connected to the first conductivity type semiconductor layer; a second electrode electrically connected to the second conductivity type semiconductor layer; a first insulation layer disposed on the light emitting structure; a second insulation layer disposed on the first insulation layer; and a first pad and a second pad arranged over the second insulation layer.
    Type: Grant
    Filed: March 25, 2019
    Date of Patent: September 10, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Woo Sik Lim, Jae Won Seo
  • Publication number: 20190221717
    Abstract: A light emitting device includes a substrate; a light emitting structure disposed on the substrate and including a first conductivity type semiconductor layer, a second conductivity type semiconductor layer, and an active layer disposed between the first conductivity type semiconductor layer and the second conductivity type semiconductor layer; a first electrode electrically connected to the first conductivity type semiconductor layer; a second electrode electrically connected to the second conductivity type semiconductor layer; a first insulation layer disposed on the light emitting structure; a second insulation layer disposed on the first insulation layer; and a first pad and a second pad arranged over the second insulation layer.
    Type: Application
    Filed: March 25, 2019
    Publication date: July 18, 2019
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Woo Sik LIM, Jae Won SEO
  • Patent number: 10333031
    Abstract: A light emitting element according to an embodiment includes a substrate; a light emitting structure including a first conductive semiconductor layer, an active layer, and a second conductive semiconductor layer which are disposed on the substrate; a reflective layer which is disposed on the light emitting structure and has first and second areas neighboring each other in a horizontal direction; a first electrode which is disposed in at least a portion of the first area of the reflective layer with passing through the second conductive semiconductor layer and the active layer and extending to the first conductive semiconductor layer; a first insulating layer disposed between the first electrode and the side of the light emitting structure and between the first electrode and the reflective layer; a diffusion barrier layer disposed in the second area of the reflective layer; a second insulating layer disposed on the first electrode and the diffusion barrier layer; and first and second bonding layers which pass
    Type: Grant
    Filed: December 10, 2018
    Date of Patent: June 25, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Woo Sik Lim, Jae Won Seo
  • Publication number: 20190109263
    Abstract: A light emitting element according to an embodiment includes a substrate; a light emitting structure including a first conductive semiconductor layer, an active layer, and a second conductive semiconductor layer which are disposed on the substrate; a reflective layer which is disposed on the light emitting structure and has first and second areas neighboring each other in a horizontal direction; a first electrode which is disposed in at least a portion of the first area of the reflective layer with passing through the second conductive semiconductor layer and the active layer and extending to the first conductive semiconductor layer; a first insulating layer disposed between the first electrode and the side of the light emitting structure and between the first electrode and the reflective layer; a diffusion barrier layer disposed in the second area of the reflective layer; a second insulating layer disposed on the first electrode and the diffusion barrier layer; and first and second bonding layers which pass
    Type: Application
    Filed: December 10, 2018
    Publication date: April 11, 2019
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Woo Sik LIM, Jae Won SEO
  • Patent number: 10236417
    Abstract: An embodiment relates to a light-emitting element that easily dissipates heat through a pad and has a uniform heat distribution, the light-emitting element including a light-emitting structure that includes a first semiconductor layer, an active layer, and a second semiconductor layer; a first electrode that is formed on one side of the light-emitting structure and includes a plurality of contact parts electrically connected with the first semiconductor layer; a second electrode formed on the one side of the light-emitting structure and electrically connected with the second semiconductor layer; a first pad connected with the first electrode; and a second pad spaced apart from the first pad and connected with the second electrode, wherein the plurality of contact parts are arranged on the first and second pads.
    Type: Grant
    Filed: March 31, 2016
    Date of Patent: March 19, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Woo Sik Lim, Min Sung Kim, Eun Woo Ro, Su Ik Park, Youn Joon Sung, Kwang Yong Choi
  • Publication number: 20190051801
    Abstract: A light-emitting element according to an embodiment comprises: a light-emitting structure including a first conductive type semiconductor layer, a second conductive type semiconductor layer, and an active layer formed between the first and second conductive type semiconductor layers; a reflective layer formed on the second conductive type semiconductor layer; a capping layer formed on the reflective layer to surround the reflective layer; a first electrode electrically connected with the first conductive type semiconductor layer; a first bonding pad electrically connected with the first electrode; and a second bonding pad electrically connected with the second electrode, wherein the light-emitting structure includes a recess extending to a region of the first conductive type semiconductor layer through the second conductive type semiconductor layer and the active layer; the first electrode is formed within the recess and electrically connected with the first conductive type semiconductor layer, and includes a
    Type: Application
    Filed: February 3, 2017
    Publication date: February 14, 2019
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Jae Won SEO, Sang Youl LEE, Woo Sik LIM
  • Patent number: 10186639
    Abstract: A light emitting element according to an embodiment includes a substrate; a light emitting structure including a first conductive semiconductor layer, an active layer, and a second conductive semiconductor layer which are disposed on the substrate; a reflective layer which is disposed on the light emitting structure and has first and second areas neighboring each other in a horizontal direction; a first electrode which is disposed in at least a portion of the first area of the reflective layer with passing through the second conductive semiconductor layer and the active layer and extending to the first conductive semiconductor layer; a first insulating layer disposed between the first electrode and the side of the light emitting structure and between the first electrode and the reflective layer; a diffusion barrier layer disposed in the second area of the reflective layer; a second insulating layer disposed on the first electrode and the diffusion barrier layer; and first and second bonding layers which pass
    Type: Grant
    Filed: May 26, 2015
    Date of Patent: January 22, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Woo Sik Lim, Jae Won Seo
  • Publication number: 20180309026
    Abstract: One embodiment relates to a light emitting device which is free from electrostatic discharge by using an electrostatic discharge suppressing pattern including a resin having particles conductive and dispersed therein, the light emitting device comprising: a light emitting structure including a first conductive semiconductor layer, an active layer, and a second conductive semiconductor layer; a first electrode connected with the first conductive semiconductor layer; a second electrode connected with the second conductive semiconductor layer; and an electrostatic discharge suppressing pattern, which is overlapped with the first electrode and the second electrode, and of which first particles are dispersed in the resin so as to cover a gap between the first electrode and the second electrode.
    Type: Application
    Filed: October 21, 2016
    Publication date: October 25, 2018
    Inventors: Jun Hee HONG, Deok Ki HWANG, Hoe Jun KIM, Woo Sik LIM
  • Publication number: 20180240952
    Abstract: A light-emitting element according to an embodiment comprises: a substrate; a light-emitting structure comprising a first conductive semiconductor layer, an active layer, a second conductive semiconductor layer, which are successively arranged on the substrate; and first and second electrodes, which are electrically connected to the first and second conductive semiconductor layers, respectively, wherein the first electrode comprises at least one first contact portion arranged on the first conductive semiconductor layer, which is exposed to at least a part of a first area of the light-emitting structure, and connected to the first conductive semiconductor layer, and a plurality of second contact portions connected to the first conductive semiconductor layer that is exposed in a second area, which is positioned, on a plane, closer to the inner side than the first area of the light-emitting structure, and the second electrode comprises a third contact part, which is arranged in the second area of the light-emitt
    Type: Application
    Filed: August 18, 2016
    Publication date: August 23, 2018
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Ji Hyung MOON, Woo Sik LIM