Patents by Inventor Hyun Chul Lim
Hyun Chul 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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Publication number: 20240178038Abstract: An overlay measurement device for measuring an error between a first overlay mark and a second overlay mark respectively formed on different layers of a wafer, includes: a light source; an objective lens that concentrates a beam from the light source on a measurement position of the wafer, and gathers the beam being reflected in the measurement positon; a lens focus actuator that adjusts a distance between the objective lens and the wafer such that a focus surface is placed at the first overlay mark or the second overlay mark; an auto focus module that adjusts a focus by adjusting the lens focus actuator; a detector for obtaining an image of the first overlay mark or an image of the second overlay mark; a transmission and receipt part; and a processor connecting to the transmission and receipt part electrically.Type: ApplicationFiled: February 6, 2024Publication date: May 30, 2024Applicant: AUROS TECHNOLOGY, INC.Inventors: Sol-Lee HWANG, Hee-Chul Lim, Dong-Won Jung, Min-Ho Lee, Hyun-Kyoo Shon
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Publication number: 20240176252Abstract: A non-transitory computer-readable storage medium that records a data structure for storing data controlling an operation of an overlay measurement device that measures an error between a first overlay mark and a second overlay mark formed on different layers of a wafer. The data include information of a recipe that is input to allow the overlay measurement device to measure characteristics of a wafer through a manager program installed in a user terminal, and unique information of the overlay measurement device.Type: ApplicationFiled: February 6, 2024Publication date: May 30, 2024Applicant: AUROS TECHNOLOGY, INC.Inventors: Sol-Lee HWANG, Dong-won JUNG, Hee-Chul LIM, Hyun-Kyoo SHON, Min-Ho LEE
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Publication number: 20240176251Abstract: A non-transitory computer-readable storage medium that records a data structure for storing data controlling an operation of an overlay measurement device that measures an error between a first overlay mark and a second overlay mark formed on different layers of a wafer. The data include: information of a recipe that is input to allow the overlay measurement device to measure characteristics of a wafer through a manager program installed in a user terminal, and unique information of the overlay measurement device. The overlay measurement device includes: a light source, an aperture that changes a beam from the light source to be suitable for photographing the first overlay mark or the second overlay mark, a detector that acquires an image of the first overlay mark and an image of the second overlay mark, a transceiver, and a processor electrically connected to the transceiver.Type: ApplicationFiled: February 6, 2024Publication date: May 30, 2024Applicant: AUROS TECHNOLOGY, INC.Inventors: Sol-Lee HWANG, Dong-won JUNG, Hee-Chul LIM, Hyun-Kyoo SHON, Min-Ho LEE
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Publication number: 20240178037Abstract: An overlay measurement device for measuring an error between a first overlay mark and a second overlay mark respectively formed on different layers of a wafer, includes: a light source; an aperture that changes a beam from the light source to be suitable for photographing the first overlay mark or the second overlay mark; a detector for obtaining an image of the first overlay mark or an image of the second overlay mark; a transmission and receipt part; and a processor connecting to the transmission and receipt part electrically.Type: ApplicationFiled: February 6, 2024Publication date: May 30, 2024Applicant: Auros Technology, Inc.Inventors: Sol-Lee Hwang, Hee-Chul Lim, Dong-Won Jung, Min-Ho Lee, Hyun-Kyoo Shon
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Publication number: 20240176253Abstract: A non-transitory computer-readable storage medium that records a data computer-readable storage medium that records a data structure for storing data controlling an operation of an overlay measurement device that measures an error between a first overlay mark and a second overlay mark formed on different layers of a wafer. The data include information of a recipe that is input to allow the overlay measurement device to measure characteristics of a wafer through a manager program installed in a user terminal, and unique information of the overlay measurement device.Type: ApplicationFiled: February 6, 2024Publication date: May 30, 2024Applicant: AUROS TECHNOLOGY, INC.Inventors: Sol-Lee HWANG, Dong-Won JUNG, Hee-Chul LIM, Hyun-Kyoo SHON, Min-Ho LEE
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Patent number: 11982465Abstract: A heat exchange unit for a ventilation device includes: a case having a first inlet port through which first air is sucked and a second outlet port through which second air is discharged formed on a front side, and a first outlet port through which the first air is discharged and a second inlet port through which the second air is sucked formed on a back side; and heat exchangers having a first air passage through which the first air passes and a second air passage through which the second air passes formed thereon. A first separation plate for separating the first inlet port and the second outlet port is installed in the height direction on the front side of the case. A second separation plate for separating the second inlet port and the first outlet port is installed in the height direction on the other side of the case.Type: GrantFiled: September 11, 2019Date of Patent: May 14, 2024Assignee: AMOGREENTECH CO., LTD.Inventors: Hyun Chul Lim, Jae Yeong Lee
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Publication number: 20240128112Abstract: An overlay measurement device includes a transmission and receipt part and a processor connecting to the transmission and receipt part electrically. The processor obtains data transmitted from a user terminal through the transmission and receipt part, analyzes a recipe included in the data, and performs optimization of measurement options of a wafer, based on the recipe, after the recipe is analyzed.Type: ApplicationFiled: July 28, 2023Publication date: April 18, 2024Applicant: AUROS TECHNOLOGY, INC.Inventors: Sol-Lee HWANG, Hee-Chul LIM, Dong-Won JUNG, Min-Ho LEE, Hyun-Kyoo SHON
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Patent number: 11960214Abstract: There are provided a computer-readable storage medium and an overlay measurement device therefor that records a data structure for storing data controlling an operation of an overlay measurement device. In a computer-readable storage medium that records a data structure for storing data controlling an operation of an overlay measurement device in one embodiment, the data includes information of a recipe that is input to allow the overlay measurement device to measure characteristics of a wafer through a manager program installed in a user terminal, and unique information of the overlay measurement device.Type: GrantFiled: May 3, 2023Date of Patent: April 16, 2024Assignee: AUROS TECHNOLOGY, INC.Inventors: Sol-Lee Hwang, Dong-Won Jung, Hee-Chul Lim, Hyun-Kyoo Shon, Min-Ho Lee
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Patent number: 11937491Abstract: A display device includes a substrate including a display area having first color subpixels and a transparent area inside the display area, an array layer in the display area on the substrate, a first electrode in the first color subpixels on the array layer, a first emission assisting layer on the first electrode, an emitting material layer in the first color subpixels on the first emission assisting layer, a second emission assisting layer on the emitting material layer, a deposition preventing layer in the transparent area on the second emission assisting layer, a second electrode on the second emission assisting layer, the second electrode selectively disposed in a region where the deposition preventing layer is not disposed, an encapsulating layer on the deposition preventing layer and the second electrode, a polarizing layer in the display area on the encapsulating layer, an auxiliary equipment in the transparent area under the substrate.Type: GrantFiled: April 28, 2023Date of Patent: March 19, 2024Assignee: LG Display Co., Ltd.Inventors: Young-Nam Lim, Hyun-Chul Choi, Kwan-Soo Kim, Seok-Hyun Kim, Jae-Hyeon Kim
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Patent number: 11926682Abstract: The present disclosure provides a method for preparing a polymerization initiator composition, including (a) a step of mixing water and a water-soluble initiator to prepare an aqueous initiator solution having a concentration of 1 to 10%; and (b) a step of activating the aqueous initiator solution, wherein the step of activating is performed by (b-1) a step of heat treating the aqueous initiator solution for 0.5 to 4.5 hours at a temperature of 48 to 62° C.; and (b-2) a step of treating the aqueous initiator solution to achieve pH of 1 to 7, where the steps above are performed in no particular order.Type: GrantFiled: October 7, 2019Date of Patent: March 12, 2024Assignee: LG CHEM LTD.Inventors: Heung Kwon Bae, Kyung Seog Youk, Jung Rae Lee, Hyun Min Lee, Joong Chul Lim, Min Jeong Kang
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Patent number: 11912810Abstract: The present disclosure provides a composition for preparing a vinyl chloride-based polymer, including a vinyl chloride-based first seed; a vinyl chloride-based second seed; an initiator composition including a water-soluble initiator and an oil-soluble initiator; a reducing agent; and a vinyl chloride-based monomer, wherein a metal catalyst is not included in the composition, and a method for preparing a vinyl chloride-based polymer using the same.Type: GrantFiled: October 7, 2019Date of Patent: February 27, 2024Assignee: LG CHEM, LTD.Inventors: Kyung Seog Youk, Heung Kwon Bae, Jung Rae Lee, Hyun Min Lee, Joong Chul Lim, Min Jeong Kang
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Publication number: 20220086957Abstract: Provided is a heating element having a fuse function. The heating element having a fuse function according to an exemplary embodiment of the present invention includes a plurality of heat sources which generate heat when power is applied, a fuse member of which both end portions are physically connected to two heat sources disposed to be spaced apart from each other by a gap to connect the two heat sources in series and which is fused to electrically disconnect the two heat sources when a temperature is higher than or equal to a preset temperature, and an insulating member which surrounds the plurality of heat sources and the fuse member.Type: ApplicationFiled: January 30, 2020Publication date: March 17, 2022Applicant: AMOGREENTECH CO., LTD.Inventors: Jeong Hwan KIM, Won San NA, Jin Pyo PARK, Jae Yeong LEE, Hyun Chul LIM
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Publication number: 20220042690Abstract: A heat exchange unit for a ventilation device includes: a case having a first inlet port through which first air is sucked and a second outlet port through which second air is discharged formed on a front side, and a first outlet port through which the first air is discharged and a second inlet port through which the second air is sucked formed on a back side; and heat exchangers having a first air passage through which the first air passes and a second air passage through which the second air passes formed thereon. A first separation plate for separating the first inlet port and the second outlet port is installed in the height direction on the front side of the case. A second separation plate for separating the second inlet port and the first outlet port is installed in the height direction on the other side of the case.Type: ApplicationFiled: September 11, 2019Publication date: February 10, 2022Inventors: Hyun Chul LIM, Jae Yeong LEE
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Patent number: 11005175Abstract: Provided are a hybrid metal sheet for magnetic shielding and a wireless power transmission module including the same. The hybrid metal sheet for magnetic shielding according to an embodiment of the present invention comprises: a first sheet layer made of a ribbon sheet of an amorphous alloy having a first width; and a plurality of second sheet layers stacked in multiple layers on one side of the first sheet layer, wherein the second sheet layer may be a sheet layer formed by arranging a plurality of divided sheets having a second width narrower than the first width and made of a ribbon sheet of a nano-crystal alloy on the same plane.Type: GrantFiled: May 30, 2017Date of Patent: May 11, 2021Assignee: Amosense Co., Ltd.Inventors: Hyun Chul Lim, Kil Jae Jang
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Publication number: 20190296432Abstract: Provided are a hybrid metal sheet for magnetic shielding and a wireless power transmission module including the same. The hybrid metal sheet for magnetic shielding according to an embodiment of the present invention comprises: a first sheet layer made of a ribbon sheet of an amorphous alloy having a first width; and a plurality of second sheet layers stacked in multiple layers on one side of the first sheet layer, wherein the second sheet layer may be a sheet layer formed by arranging a plurality of divided sheets having a second width narrower than the first width and made of a ribbon sheet of a nano-crystal alloy on the same plane.Type: ApplicationFiled: May 30, 2017Publication date: September 26, 2019Applicant: Amosense Co., Ltd.Inventors: Hyun Chul Lim, Kil Jae Jang
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Publication number: 20190111763Abstract: Provided is a positive temperature coefficient (PTC) unit for a vehicle heater. The PTC unit according to an exemplary embodiment of the present invention includes: a heat generation part which includes PTC elements; and a heat radiation part which is provided on at least one surface of the heat generation part and includes a heat radiation base material and a heat radiation film provided on at least a portion of an outer surface of the heat radiation base material to improve heat radiation performance. According to the present invention, improved heat radiation performance may be exhibited, and concurrently, heat radiation performance due to excellent durability may be exhibited for a long period of time without a structural change for increasing a specific surface area of a heat radiation part while reducing an air ventilation property, so as to improve heat radiation performance.Type: ApplicationFiled: March 29, 2017Publication date: April 18, 2019Applicant: AMOSENSE CO.,LTDInventors: Hyun Chul LIM, Won San NA, Seung Jae HWANG
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Publication number: 20190032856Abstract: An embodiment relates to an ultraviolet light-emitting diode, a method for manufacturing a light-emitting diode, a light-emitting diode package, and a lighting system. The light-emitting diode according to an embodiment includes: a second electrode layer (120); a second conductive type AlGaN-based semiconductor layer (119) on the second electrode layer (120); an active layer (117) on the second conductive type AlGaN-based semiconductor layer (119); a current spreading layer (115) including a first conductive type AlxGa1-xN layer (0<x??0.25) (115c) and disposed on the active layer (117); and a first conductive type AlGaN-based semiconductor layer (114) disposed on the current spreading layer (115). A composition x of Al in the first conductive type AlxGa1-xN layer (0<x??0.25) (115c) may be reduced in a direction of the active layer (117) from the first conductive type first AlGaN-based semiconductor layer (114).Type: ApplicationFiled: January 26, 2017Publication date: January 31, 2019Inventors: Hyun Chul LIM, Jae Woong HAN
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Patent number: 9935238Abstract: An embodiment relates to a light-emitting element, a method for producing same, a light-emitting element package, and a lighting system.Type: GrantFiled: April 7, 2015Date of Patent: April 3, 2018Assignee: LG INNOTEK CO., LTD.Inventors: Ki Young Song, Hyun Chul Lim, Myung Hoon Jung
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Patent number: 9559257Abstract: A light emitting device may include a first conductive type semiconductor layer, an active layer including a quantum well and a quantum wall on the first conductive type semiconductor layer, an undoped last barrier layer on the active layer; an AlxInyGa(1-x-y)N (0?x?1, 0?y?1)-based layer on the undoped last barrier layer; and a second conductive type semiconductor layer on the AlxInyGa(1-x-y)N-based layer. The undoped last barrier layer may be provided between the AlxInyGa(1-x-y)N (0?x?1, 0?y?1)-based layer and a last quantum well which is closest to the second conductive type semiconductor layer among the quantum well and may include a first Inp1Ga1-p1N (0<p1<1) layer, an Alq1Inq2Ga1-q1-q2N (0<q1, q2<1) layer on the first Inp1Ga1-p1N layer, and a second Inp2Ga1-p2N (0<p2<1) layer on the Alq1Inq2Ga1-q1-q2N layer.Type: GrantFiled: July 17, 2014Date of Patent: January 31, 2017Assignee: LG INNOTEK CO., LTD.Inventors: Yong Tae Moon, Hyun Chul Lim
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Publication number: 20170025566Abstract: An embodiment relates to a light-emitting element, a method for producing same, a light-emitting element package, and a lighting system.Type: ApplicationFiled: April 7, 2015Publication date: January 26, 2017Applicant: LG INNOTEK CO., LTD.Inventors: Ki Young SONG, Hyun Chul LIM, Myung Hoon JUNG