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).
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Patent number: 12002404Abstract: 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: GrantFiled: April 10, 2023Date of Patent: June 4, 2024Assignee: Samsung Display Co., Ltd.Inventors: Kang Nam Kim, Sung Hoon Lim, Woo Geun Lee, Kyu Sik Cho, Jae Beom Choi
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Patent number: 11367819Abstract: 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 integrType: GrantFiled: July 16, 2015Date of Patent: June 21, 2022Assignee: SUZHOU LEKIN SEMICONDUCTOR CO., LTD.Inventor: Woo Sik Lim
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Patent number: 11329097Abstract: 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: GrantFiled: March 27, 2018Date of Patent: May 10, 2022Assignee: SUZHOU LEKIN SEMICONDUCTOR CO., LTD.Inventors: Woo Sik Lim, Jae Won Seo, Jin Kyung Choi, Youn Joon Sung, Jong Hyun Kim, Hoe Jun Kim
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Patent number: 11094850Abstract: 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: GrantFiled: July 18, 2019Date of Patent: August 17, 2021Assignee: SUZHOU LEKIN SEMICONDUCTOR CO., LTD.Inventors: Woo Sik Lim, Jae Won Seo
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Patent number: 10998478Abstract: 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-emittType: GrantFiled: August 18, 2016Date of Patent: May 4, 2021Assignee: LG INNOTEK CO., LTD.Inventors: Ji Hyung Moon, Woo Sik Lim
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Patent number: 10892390Abstract: 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 aType: GrantFiled: February 3, 2017Date of Patent: January 12, 2021Assignee: LG INNOTEK CO., LTD.Inventors: Jae Won Seo, Sang Youl Lee, Woo Sik Lim
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Patent number: 10811567Abstract: 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: GrantFiled: March 2, 2017Date of Patent: October 20, 2020Assignee: LG Innotek Co., Ltd.Inventors: Woo Sik Lim, Hyun Joon Kim, Jae Seok Park, Jong Seok Park, Kum Tae Lee
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Publication number: 20200105825Abstract: 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: ApplicationFiled: March 27, 2018Publication date: April 2, 2020Inventors: Woo Sik LIM, Jae Won SEO, Jin Kyung CHOI, Youn Joon SUNG, Jong Hyun KIM, Hoe Jun KIM
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Publication number: 20200091376Abstract: 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: ApplicationFiled: March 2, 2017Publication date: March 19, 2020Applicant: LG INNOTEK CO., LTD.Inventors: Woo Sik LIM, Hyun Joon KIM, Jae Seok PARK, Jong Seok PARK, Kum Tae LEE
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Patent number: 10586892Abstract: 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: GrantFiled: October 21, 2016Date of Patent: March 10, 2020Assignee: LG INNOTEK CO., LTD.Inventors: Jun Hee Hong, Deok Ki Hwang, Hoe Jun Kim, Woo Sik Lim
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Publication number: 20190341529Abstract: 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 electrodeType: ApplicationFiled: July 18, 2019Publication date: November 7, 2019Applicant: LG INNOTEK CO., LTD.Inventors: Woo Sik LIM, Jae Won SEO
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Patent number: 10411166Abstract: 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: GrantFiled: March 25, 2019Date of Patent: September 10, 2019Assignee: LG INNOTEK CO., LTD.Inventors: Woo Sik Lim, Jae Won Seo
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Publication number: 20190221717Abstract: 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: ApplicationFiled: March 25, 2019Publication date: July 18, 2019Applicant: LG INNOTEK CO., LTD.Inventors: Woo Sik LIM, Jae Won SEO
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Patent number: 10333031Abstract: 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 passType: GrantFiled: December 10, 2018Date of Patent: June 25, 2019Assignee: LG INNOTEK CO., LTD.Inventors: Woo Sik Lim, Jae Won Seo
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Publication number: 20190109263Abstract: 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 passType: ApplicationFiled: December 10, 2018Publication date: April 11, 2019Applicant: LG INNOTEK CO., LTD.Inventors: Woo Sik LIM, Jae Won SEO
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Patent number: 10236417Abstract: 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: GrantFiled: March 31, 2016Date of Patent: March 19, 2019Assignee: LG INNOTEK CO., LTD.Inventors: Woo Sik Lim, Min Sung Kim, Eun Woo Ro, Su Ik Park, Youn Joon Sung, Kwang Yong Choi
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Publication number: 20190051801Abstract: 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 aType: ApplicationFiled: February 3, 2017Publication date: February 14, 2019Applicant: LG INNOTEK CO., LTD.Inventors: Jae Won SEO, Sang Youl LEE, Woo Sik LIM
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Patent number: 10186639Abstract: 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 passType: GrantFiled: May 26, 2015Date of Patent: January 22, 2019Assignee: LG INNOTEK CO., LTD.Inventors: Woo Sik Lim, Jae Won Seo
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Publication number: 20180309026Abstract: 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: ApplicationFiled: October 21, 2016Publication date: October 25, 2018Inventors: Jun Hee HONG, Deok Ki HWANG, Hoe Jun KIM, Woo Sik LIM
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Publication number: 20180240952Abstract: 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-emittType: ApplicationFiled: August 18, 2016Publication date: August 23, 2018Applicant: LG INNOTEK CO., LTD.Inventors: Ji Hyung MOON, Woo Sik LIM