Patents by Inventor Kyung Gu
Kyung Gu 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: 11990526Abstract: A semiconductor device includes; an active region extending in a first horizontal direction on a substrate, source/drain regions disposed on the active region, a buried trench formed between the source/drain regions, a buried insulating layer surrounding both side walls of the buried trench in the first horizontal direction between the source/drain regions, a wing trench formed in a lower part of the buried trench and having a width greater than a width of the buried trench, and a gate electrode extending in a second horizontal direction on the active region, and disposed within each of the buried trench and the wing trench.Type: GrantFiled: May 3, 2022Date of Patent: May 21, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Young Mok Kim, Yong Sang Jeong, Kyung Lyong Kang, Jun Gu Kang
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Patent number: 11982905Abstract: A pixel array may be illuminated with backlight illumination from a backlight. The backlight may include a two-dimensional array of light-emitting diodes, with each light-emitting diode being placed in a respective cell. Different light-emitting diodes may have unique brightness magnitudes based on the content of the given display frame. Driver integrated circuits may control one or more associated light-emitting diodes to have a desired brightness level. The driver integrated circuits may be formed in an active area of the backlight. The driver integrated circuits may be arranged in groups that are daisy chained together. A digital signal (that includes information such as addressing information) may be propagated through the group of driver integrated circuits. To manage thermal performance of the backlight, the backlight may include a thermally conductive layer and/or a heat sink structure. To increase the efficiency of the backlight, the backlight may include one or more reflective layers.Type: GrantFiled: March 16, 2021Date of Patent: May 14, 2024Assignee: Apple Inc.Inventors: David W. Lum, Kyung Wook Kim, Kwang Soon Park, Mingxia Gu, Jun Qi
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Patent number: 11978856Abstract: A non-aqueous electrolyte solution for a lithium secondary battery according to the present technology includes: a lithium salt; an organic solvent; and a first additive, and the first additive includes a compound represented by following Chemical formula 1: Herein, R1 is a substituted or unsubstituted unsaturated hydrocarbon group having 2 to 20 carbon atoms, and R2 is one selected from the group consisting of a substituted or unsubstituted alkyl group having 1 to 10 carbon atoms and a substituted or unsubstituted cyclic alkyl group having 3 to 8 carbon atoms.Type: GrantFiled: November 17, 2021Date of Patent: May 7, 2024Assignee: LG Energy Solution, Ltd.Inventors: Jung Gu Han, Jung Min Lee, Chul Haeng Lee, Chul Eun Yeom, Kyung Mi Lee
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Patent number: 11966119Abstract: An optical film for a display device, includes: a first refractive layer having an upper surface and a lower surface including first projections and second projections extending away from the lower surface in a first direction, the second projections having different heights than the first projections, the first projections having lateral sides with different angles of inclination that decrease in the first direction; and a second refractive layer disposed directly on the upper surface of the first refractive layer, the second refractive layer having a refractive index different from that of the first refractive layer.Type: GrantFiled: August 28, 2020Date of Patent: April 23, 2024Assignee: Samsung Display Co., Ltd.Inventors: Hye Lim Jang, Young Gu Kim, Ji Yun Park, Jong Ho Son, Jong Min Ok, Sun Young Chang, Baek Kyun Jeon, Kyung Seon Tak
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Patent number: 11938424Abstract: A filter module for a gravity-based water purification device is provided. A filter module for a gravity-based water purification device, according to one embodiment of the present invention, comprises: a support frame including a loop-shaped edge member, which includes an empty space of which both sides are open, and a dividing member, which is coupled to the edge member so as to enable the empty space to be divided into a plurality of storage spaces; a pair of filtering members which are formed in a plate shape having a predetermined area, and which are coupled to the support frame so as to enable filtered water to be produced from raw water moving from the outside toward the plurality of storage spaces; and water-collecting ports for discharging, to the outside, the filtered water stored in the plurality of storage spaces, wherein the plurality of storage spaces communicate with each other through at least one communication passage formed at the dividing member.Type: GrantFiled: November 26, 2019Date of Patent: March 26, 2024Assignee: AMOGREENTECH CO., LTD.Inventors: Kyung Gu Han, Sung Bin Lee
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Publication number: 20240098275Abstract: A method for decoding an image based on an intra prediction, comprising: obtaining a first prediction pixel of a first region in a current block by using a neighboring pixel adjacent to the current block; obtaining a second prediction pixel of a second region in the current block by using the first prediction pixel of the first region; and decoding the current block based on the first and the second prediction pixels.Type: ApplicationFiled: November 15, 2023Publication date: March 21, 2024Inventors: Je Chang JEONG, Ki Baek KIM, Won Jin LEE, Hye Jin SHIN, Jong Sang YOO, Jang Hyeok YUN, Kyung Jun LEE, Jae Hun KIM, Sang Gu LEE
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Publication number: 20240088440Abstract: A lithium secondary battery includes a negative electrode, a positive electrode positioned opposite to the negative electrode, a separator disposed between the negative electrode and the positive electrode, and a non-aqueous electrolyte, wherein the negative electrode includes a silicon-based active material, the silicon-based active material comprises a compound represented by SiOx, wherein 0?x<2, the non-aqueous electrolyte includes a lithium salt, an organic solvent, and an additive, the additive includes a first additive and a second additive, the first additive includes a coumarin-based compound represented by Formula 1, and the second additive includes at least one of lithium fluoromalonato(difluoro)borate (LiFMDFB), lithium difluoro(oxalato)borate (LiDFOB), lithium difluorophosphate (LiDFP), or lithium difluorobis-(oxalate)phosphate (LiDFOP): wherein R and n are described herein.Type: ApplicationFiled: August 17, 2023Publication date: March 14, 2024Applicant: LG Energy Solution, Ltd.Inventors: Yoon Gyo Cho, Chul Haeng Lee, Kyung Mi Lee, Jung Min Lee, Eun Bee Kim, Su Hyeon Ji, Chul Eun Yeom, Jung Gu Han
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Patent number: 11795073Abstract: An electrocoagulation device is provided. An electrocoagulation device comprises: a housing having an inner space; a containing member arranged in the inner space; at least two electrode plates arranged outside the containing member so as to face each other such that power supplied from the outside is applied thereto; and a plurality of conductive lumps having a predetermined volume, which are contained in the containing member so as to contact each other and to form pores through which raw water can pass, wherein contaminants included in the raw water are coagulated through electrocoagulation as the same pass through the pores.Type: GrantFiled: March 15, 2018Date of Patent: October 24, 2023Assignee: AMOGREENTECH CO., LTD.Inventors: Kyung Gu Han, Jin Lee
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Publication number: 20230121699Abstract: The present invention relates to a positive electrode active material for a lithium secondary battery which can simultaneously improve electrochemical properties and stability, which are in a mutual trade-off relationship, by introducing a step structure to a surface part of a lithium composite oxide constituting the positive electrode active material, and a lithium secondary battery including the same.Type: ApplicationFiled: December 9, 2022Publication date: April 20, 2023Applicant: ECOPRO BM CO., LTD.Inventors: Bo Hyun KONG, Moon Ho CHOI, Hyun Jong YU, Kyung Gu KIM, Su Jin KIM, Min Su JO, Yeon Hee KIM, Jong Seung SHIN, Jin Kyeong YUN, Hwan Wook KWAK
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Patent number: 11561426Abstract: The present application provides an optical film. By controlling transmittance of a liquid crystal layer comprising a radical initiator for the maximum absorption wavelength of the radical initiator, the present application can provide an optical film having a liquid crystal layer having excellent resistance to external stimuli and excellent optical properties. Such an optical film can have various forms and can be used in various fields.Type: GrantFiled: July 26, 2019Date of Patent: January 24, 2023Assignee: LG CHEM, LTD.Inventors: Jae Hong Park, Hyung Il Yang, Kee Young Lee, Keon Woo Kim, Sang Jo Bae, Woo Yong Cho, Sung Yoon Lee, Kyung Gu Lee
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Publication number: 20220389360Abstract: A cell culture device is provided. A cell culture device according to an exemplary embodiment of the present invention comprises: a housing which has a plurality of through-holes formed through at least one surface thereof to allow carbon dioxide to be introduced thereinto from the outside and includes an inner space filled with a medium for culturing cells; a plurality of supporters which are arranged in the inner space in multiple steps while being spaced at an interval from each other so as to culture cells and are provided in a plate-shape having a predetermined area; and a porous member which is attached to one surface of the housing so as to cover the plurality of through-holes, prevents the medium filled in the inner space from leaking to the outside, and allows carbon dioxide to be introduced into the inner space from the outside.Type: ApplicationFiled: October 12, 2020Publication date: December 8, 2022Inventors: Hee Sung PARK, In Yong SEO, Seoung Hoon LEE, Kyung Gu HAN, Seon Ho JANG, Jae Yun KIM, Su Yeon LEE, Ji Young KIM, Hyo Jung LEE
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Patent number: 11471833Abstract: A flat-plate filter for water treatment and a flat-plate filter module comprising the same are provided. The flat-plate filter for water treatment according to an embodiment of the present invention comprises: a piece-shaped filtration member comprising a first support and a membrane formed on both sides of the first support; and a support frame fitted in and coupled to the edge of the filtration member so as to support the filtration member, and having a flow path through which filtered water introduced from at least one surface of the filtration member flows, wherein a part of the filtration member is disposed in the flow path or at the edge of the flow path such that the first support is exposed.Type: GrantFiled: September 27, 2017Date of Patent: October 18, 2022Assignee: Amogreentech Co., Ltd.Inventors: Kyung Gu Han, Jae Yun Kim
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Publication number: 20220054958Abstract: A filter module for a gravity-based water purification device is provided. A filter module for a gravity-based water purification device, according to one embodiment of the present invention, comprises: a support frame including a loop-shaped edge member, which includes an empty space of which both sides are open, and a dividing member, which is coupled to the edge member so as to enable the empty space to be divided into a plurality of storage spaces; a pair of filtering members which are formed in a plate shape having a predetermined area, and which are coupled to the support frame so as to enable filtered water to be produced from raw water moving from the outside toward the plurality of storage spaces; and water-collecting ports for discharging, to the outside, the filtered water stored in the plurality of storage spaces, wherein the plurality of storage spaces communicate with each other through at least one communication passage formed at the dividing member.Type: ApplicationFiled: November 26, 2019Publication date: February 24, 2022Applicant: AMOGREENTECH CO., LTD.Inventors: Kyung Gu HAN, Sung Bin LEE
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Patent number: 11255507Abstract: A lamp apparatus may include: a housing; a board housed in the housing; a plurality of light source modules mounted on the board and configured to generate light; an optic unit through which lights emitted from the plurality of light source modules enter and exit; a lens unit installed in the housing, and installed in front of the optic unit; and a control unit configured to individually turn on/off the plurality of light source modules.Type: GrantFiled: April 24, 2020Date of Patent: February 22, 2022Assignee: HYUNDAI MOBIS CO., LTD.Inventor: Kyung Gu Min
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Patent number: 11247153Abstract: Provided is a filter module for a gravity-type water purifier. The filter module for a gravity-type water purifier according to an exemplary embodiment of the present invention includes: a plurality of filter members which are plate shaped, and which are fixed to each other via one or more fastening bars while arranged spaced apart from each other in parallel having gaps therebetween; and a common water collecting member coupled to the respective water collecting holes formed in the filter members, and in which filtered water produced from the filter members is collected.Type: GrantFiled: October 27, 2017Date of Patent: February 15, 2022Assignee: AMOGREENTECH CO., LTD.Inventor: Kyung Gu Han
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Publication number: 20220002651Abstract: Provided is a cell culture sheet for a large-capacity incubator. A cell culture sheet according to one embodiment of the present invention is a cell culture sheet provided in a large-capacity incubator having a plurality of sheets disposed to be spaced apart at predetermined intervals therein, wherein the cell culture sheet has an area of 100 cm2 or more and a bending depth of 0.5 cm or less. As such, even when the culture sheets are closely placed in a limited volume of space, there is little sagging or shape deformation in a specific direction to prevent the occurrence of contact with adjacent culture sheets, thereby preventing a decrease in cell culture volume due to a dead space. Furthermore, since the flow of a cell culture fluid due to the occurrence of contact can be minimized or prevented, a large capacity of cells can be stably and smoothly cultivated such that the cell culture sheet is very suitable for a large-capacity incubator and can be widely applied to the cell culture industry.Type: ApplicationFiled: November 14, 2019Publication date: January 6, 2022Applicant: AMOGREENTECH CO., LTD.Inventors: Seon Ho JANG, Hee Sung PARK, Kyung Gu HAN, Dong Sik SEO, Song Hee KOO, Ji Young KIM, Hyo Jung LEE, Su Yeon LEE, In Yong SEO, Seoung Hoon LEE, Chan KIM
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Publication number: 20220002654Abstract: A large-scale cell culture system is provided.Type: ApplicationFiled: November 14, 2019Publication date: January 6, 2022Applicant: AMOGREENTECH CO., LTD.Inventors: Seon Ho JANG, Kyung Gu HAN, In Yong SEO, Dong Sik SEO, Hee Sung PARK
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Patent number: 11202975Abstract: A flat filter for water treatment is provided. The flat filter for water treatment according to one embodiment of the present invention comprises: filtration members formed in the shape of a plate having a predetermined area; support frames, which are coupled to the rim sides of the filtration members so as to support the filtration members, and have channels into/in which filtered water produced through the filtration members flows and moves; and gap adjustment members coupled to the support frames so as to adjust the gap between the filtration members adjacent to one another.Type: GrantFiled: February 3, 2020Date of Patent: December 21, 2021Assignee: AMOGREENTECH CO., LTD.Inventor: Kyung Gu Han
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Publication number: 20210349336Abstract: The present application provides an optical film. By controlling transmittance of a liquid crystal layer comprising a radical initiator for the maximum absorption wavelength of the radical initiator, the present application can provide an optical film having a liquid crystal layer having excellent resistance to external stimuli and excellent optical properties. Such an optical film can have various forms and can be used in various fields.Type: ApplicationFiled: July 26, 2019Publication date: November 11, 2021Inventors: Jae Hong PARK, Hyung Il YANG, Kee Young LEE, Keon Woo KIM, Sang Jo BAE, Woo Yong CHO, Sung Yoon LEE, Kyung Gu LEE
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Plate-type filter module for water treatment and filter assembly for water treatment comprising same
Patent number: 10933379Abstract: Provided are a plate-type filter module for water treatment and a filter assembly for water treatment comprising the same. The plate-type filter module for water treatment according to one embodiment of the present invention comprises: a plurality of filter units having a predetermined area and formed in a plate shape; a block frame to which the plurality of filter units is engaged so that the filter units are kept parallel to each other; and a collecting/receiving tube fixed on one side of the block frame and including a plurality of first fittings respectively connected to the plurality of the filter units to allow filtered water produced in the filter units to be introduced thereinto and at least one second fitting for discharging the filtered water introduced through the plurality of first fittings to the outside.Type: GrantFiled: August 7, 2017Date of Patent: March 2, 2021Assignee: Amogreentech Co., Ltd.Inventor: Kyung Gu Han