Patents by Inventor Cheol-Hong Kim
Cheol-Hong Kim 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: 11940694Abstract: A method for manufacturing a light modulation device is provided. The light modulation device is capable of removing defects such as orientation irregularities. The light modulation device further improves the orientation state in the light modulation device that adjusts orientation of a liquid crystal compound or the like with a liquid crystal alignment film and a pressure-sensitive adhesive layer or adhesive layer.Type: GrantFiled: November 4, 2020Date of Patent: March 26, 2024Assignee: LG Chem, Ltd.Inventors: Jung Sun You, Dong Hyun Oh, Cheol Min Yun, Jin Hong Kim, Jung Woon Kim, Min Jun Gim
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Publication number: 20240031974Abstract: The present embodiments relate to a method and a device for obtaining location information of a terminal by using a mobile communication system and provide a method and a device capable of securing location and movement information of a terminal even when the terminal changes call settings or carries out a handover. In particular, a control information reception device according to the present disclosure comprises: one or more downlink signal reception units for receiving downlink signals from a base station; a control unit for obtaining control information about a terminal from the downlink signals; and a communication unit for transmitting the control information about the terminal to a location measurement server.Type: ApplicationFiled: July 12, 2019Publication date: January 25, 2024Applicant: DASAN GLOBAL NEW TECH GROUP CO., LTD.Inventors: Seok Jin SONG, Jae Mok JUNG, Yong Woo KIM, Cheol Hong KIM
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Patent number: 10456796Abstract: Disclosed herein are a spray nozzle for an attemperator and an attemperator including the spray nozzle. An attemperator according to an embodiment includes: a steam transfer pipe through which steam is transferred; a fixed pipe which is fixed to an outer surface of the steam transfer pipe; and a spray nozzle, which is coupled to the fixed pipe, disposed in the steam transfer pipe and configured to spray cooling water into the steam transfer pipe. The spray nozzle includes, on an outer circumferential surface thereof, at least one support that protrudes toward the fixed pipe. The spray nozzle is spaced apart from the fixed pipe.Type: GrantFiled: March 16, 2017Date of Patent: October 29, 2019Assignee: Doosan Heavy Industries Construction Co., Ltd.Inventors: Dong Wook Kim, Kyu Man Kim, Woo Seong Song, Jae Cheol Kim, Cheol Hong Kim, Tae Jun Yun, Seong Yong Jeong
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Patent number: 10358930Abstract: Disclosed herein is a fixture for a bucket for a turbine blade. The fixture includes a rotor wheel that includes a plurality of dovetail grooves. A platform seat is formed between the dovetail grooves and provided with a first insertion groove in a circumferential direction. A bucket includes a platform that inserts into one of the dovetail grooves. A base platform disposed on an upper surface of the platform includes a second insertion groove at a position facing the first insertion groove.Type: GrantFiled: August 1, 2016Date of Patent: July 23, 2019Assignee: Doosan Heavy Industries Construction Co., LtdInventors: Young Ho Ju, Jung Chan Kim, Seong Jong Yang, Seok Jin Jang, Cheol Hong Kim
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Patent number: 10190427Abstract: A turbine nozzle box includes an annular outer ring plate, an annular nozzle unit, and an annular inner ring plate. The annular outer ring plate is operable to be disposed in a turbine such that an outer peripheral surface thereof is adjacent to an inner peripheral surface of an inner casing of the turbine. The annular nozzle unit is disposed adjacent to an inner peripheral surface of the outer ring plate. The annular inner ring plate is disposed such that an outer peripheral surface thereof is adjacent to an inner peripheral surface of the nozzle unit. The nozzle unit includes a plurality of segment blocks circumferentially installed at an arc angle. The segment blocks are disposed at an inlet end of a first-stage nozzle unit, and an outlet end of the first-stage nozzle unit is open.Type: GrantFiled: March 30, 2016Date of Patent: January 29, 2019Assignee: Doosan Heavy Industries Construction Co., LtdInventors: Dong Woo Kang, Hae Sang Jeong, Cheol Hong Kim
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Patent number: 10145759Abstract: Disclosed herein is a combustion oscillation estimating apparatus which estimates combustion oscillation in a combustion chamber connected with a burner so that a flame is injected by the burner, the combustion oscillation estimating apparatus including an input unit which receives data including an inlet pressure of the burner, and a control unit which detects a pressure in the combustion chamber based on a shape from the burner to the combustion chamber, a temperature distribution in the combustion chamber, and a shape of the flame. The combustion oscillation estimating apparatus may improve estimation accuracy of the combustion oscillation in the combustion chamber.Type: GrantFiled: September 17, 2014Date of Patent: December 4, 2018Assignee: DOOSAN HEAVY INDUSTRIES & CONSTRUCTION CO., LTD.Inventors: Sung Jong Ahn, Jin Woong Ha, Young Ho Ju, Cheol Hong Kim
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Patent number: 10066494Abstract: There is provided a turbine including a rotor wheel including a plurality of dovetail grooves and at least one insertion groove, the dovetail grooves and the insertion groove arranged in a circumferential direction of the rotor wheel; a plurality of first buckets, each of the first buckets including a vane, a platform provided at a first end portion of the vane, and a dovetail provided at the platform and having a shape corresponding to a corresponding dovetail groove; at least one second bucket including a vane, a platform provided at a first end portion of the vane, and at least one protrusion portion provided at the platform and configured to be inserted into a corresponding insertion groove of the insertion groove; and a fixing member configured to be inserted through the protrusion portion and the rotor wheel and configured to restrict radial movement of the second bucket.Type: GrantFiled: October 15, 2014Date of Patent: September 4, 2018Assignee: DOOSAN HEAVY INDUSTRIES & CONSTRUCTION CO., LTD.Inventors: Jung Chan Kim, Young Ho Ju, Jung Ho Lee, Tae Sub Oh, Cheol Hong Kim
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Patent number: 10012096Abstract: Provided is a turbine including a rotor wheel including a plurality of dovetail grooves and a insertion groove, the insertion groove including a first catching groove; a plurality of first buckets, each of the plurality of first buckets including a vane, a platform provided at a first end portion of the vane, and a dovetail provided at the platform and having a shape corresponding to the dovetail groove; a second bucket including a vane, a platform provided at a first end portion of the vane, and a protrusion portion and configured to be inserted into the insertion groove, the protrusion portion including a second catching groove; and a fixing member configured to be inserted into each of the first and second catching grooves, the fixing member configured to restrict radial movement of the second bucket.Type: GrantFiled: October 15, 2014Date of Patent: July 3, 2018Assignee: DOOSAN HEAVY INDUSTRIES & CONSTRUCTION CO., LTD.Inventors: Jung Chan Kim, Young Ho Ju, Jung Ho Lee, Tae Sub Oh, Cheol Hong Kim
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Publication number: 20170363286Abstract: Disclosed herein are a spray nozzle for an attemperator and an attemperator including the spray nozzle. An attemperator according to an embodiment includes: a steam transfer pipe through which steam is transferred; a fixed pipe which is fixed to an outer surface of the steam transfer pipe; and a spray nozzle, which is coupled to the fixed pipe, disposed in the steam transfer pipe and configured to spray cooling water into the steam transfer pipe. The spray nozzle includes, on an outer circumferential surface thereof, at least one support that protrudes toward the fixed pipe. The spray nozzle is spaced apart from the fixed pipe.Type: ApplicationFiled: March 16, 2017Publication date: December 21, 2017Inventors: Dong Wook KIM, Kyu Man KIM, Woo Seong SONG, Jae Cheol KIM, Cheol Hong KIM, Tae Jun YUN, Seong Yong JEONG
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Publication number: 20170037735Abstract: Disclosed herein is a fixture for a bucket for a turbine blade. The fixture includes a rotor wheel that includes a plurality of dovetail grooves. A platform seat is formed between the dovetail grooves and provided with a first insertion groove in a circumferential direction. A bucket includes a platform that inserts into one of the dovetail grooves. A base platform disposed on an upper surface of the platform includes a second insertion groove at a position facing the first insertion groove.Type: ApplicationFiled: August 1, 2016Publication date: February 9, 2017Inventors: Young Ho JU, Jung Chan KIM, Seong Jong YANG, Seok Jin JANG, Cheol Hong KIM
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Publication number: 20160290148Abstract: A turbine nozzle box includes an annular outer ring plate, an annular nozzle unit, and an annular inner ring plate. The annular outer ring plate is operable to be disposed in a turbine such that an outer peripheral surface thereof is adjacent to an inner peripheral surface of an inner casing of the turbine. The annular nozzle unit is disposed adjacent to an inner peripheral surface of the outer ring plate. The annular inner ring plate is disposed such that an outer peripheral surface thereof is adjacent to an inner peripheral surface of the nozzle unit. The nozzle unit includes a plurality of segment blocks circumferentially installed at an arc angle. The segment blocks are disposed at an inlet end of a first-stage nozzle unit, and an outlet end of the first-stage nozzle unit is open.Type: ApplicationFiled: March 30, 2016Publication date: October 6, 2016Inventors: Dong Woo Kang, Hae Sang Jeong, Cheol Hong Kim
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Patent number: 9230866Abstract: A fabricating method of a customized mask includes forming first patterns in a mold structure, forming second patterns in the mold structure using initial masks, the mold structure having the first patterns formed therein, measuring overlap failure between the first patterns and the second patterns, and fabricating customized masks by compensating for pattern positions of the initial masks based on the measuring results, wherein compensating for the pattern positions of the initial masks includes shifting positions of at least some patterns of the initial masks according to shift directions and sizes of at least some of the first patterns.Type: GrantFiled: December 26, 2013Date of Patent: January 5, 2016Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jae-Han Lee, Hoo-Sung Cho, Cheol-Hong Kim, Seung-Hak Park
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Patent number: 9136565Abstract: A secondary battery includes an electrode assembly including a first electrode plate, a second electrode plate and a separator interposed therebetween; and a battery case in which the electrode assembly is accommodated. The first electrode plate is composed of a first coated portion having a first active material coated on a first substrate and a first non-coated portion. The second electrode plate is composed of a second coated portion having a second active material coated on a second substrate and a second non-coated portion. In the secondary battery, the section of a boundary portion between the first or second coated portion and the first or second non-coated portion is inclined.Type: GrantFiled: February 14, 2013Date of Patent: September 15, 2015Assignee: Samsung SDI Co., Ltd.Inventors: Cheol-Hong Kim, Pil-Goo Jun, Jun-Sub Lee
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Publication number: 20150104320Abstract: There is provided a turbine including a rotor wheel including a plurality of dovetail grooves and at least one insertion groove, the dovetail grooves and the insertion groove arranged in a circumferential direction of the rotor wheel; a plurality of first buckets, each of the first buckets including a vane, a platform provided at a first end portion of the vane, and a dovetail provided at the platform and having a shape corresponding to a corresponding dovetail groove; at least one second bucket including a vane, a platform provided at a first end portion of the vane, and at least one protrusion portion provided at the platform and configured to be inserted into a corresponding insertion groove of the insertion groove; and a fixing member configured to be inserted through the protrusion portion and the rotor wheel and configured to restrict radial movement of the second bucket.Type: ApplicationFiled: October 15, 2014Publication date: April 16, 2015Applicant: DOOSAN HEAVY INDUSTRIES & CONSTRUCTION CO., LTD.Inventors: Jung Chan KIM, Young Ho JU, Jung Ho LEE, Tae Sub OH, Cheol Hong KIM
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Publication number: 20150104319Abstract: Provided is a turbine including a rotor wheel including a plurality of dovetail grooves and a insertion groove, the insertion groove including a first catching groove; a plurality of first buckets, each of the plurality of first buckets including a vane, a platform provided at a first end portion of the vane, and a dovetail provided at the platform and having a shape corresponding to the dovetail groove; a second bucket including a vane, a platform provided at a first end portion of the vane, and a protrusion portion and configured to be inserted into the insertion groove, the protrusion portion including a second catching groove; and a fixing member configured to be inserted into each of the first and second catching grooves, the fixing member configured to restrict radial movement of the second bucket.Type: ApplicationFiled: October 15, 2014Publication date: April 16, 2015Applicant: DOOSAN HEAVY INDUSTRIES & CONSTRUCTION CO., LTD.Inventors: Jung Chan KIM, Young Ho JU, Jung Ho LEE, Tae Sub OH, Cheol Hong KIM
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Patent number: 9007567Abstract: In a method of aligning a wafer stage, the wafer stage may be moved in an X-axis direction. A first coordinate of the wafer stage may be measured from a first measurement position inclined to the X-axis. The wafer stage may be moved in a Y-axis direction. A second coordinate of the wafer stage may be measured from a second measurement position inclined to the Y-axis. Thus, a movement distance of the wafer stage may be increased, so that the interferometers may accurately measure the position of the wafer stage.Type: GrantFiled: August 30, 2011Date of Patent: April 14, 2015Assignee: Samsung Electronics Co., Ltd.Inventors: Tae-Jin Park, Cheol-Hong Kim
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Publication number: 20150081233Abstract: Disclosed herein is a combustion oscillation estimating apparatus which estimates combustion oscillation in a combustion chamber connected with a burner so that a flame is injected by the burner, the combustion oscillation estimating apparatus including an input unit which receives data including an inlet pressure of the burner, and a control unit which detects a pressure in the combustion chamber based on a shape from the burner to the combustion chamber, a temperature distribution in the combustion chamber, and a shape of the flame. The combustion oscillation estimating apparatus may improve estimation accuracy of the combustion oscillation in the combustion chamber.Type: ApplicationFiled: September 17, 2014Publication date: March 19, 2015Applicant: DOOSAN HEAVY INDUSTRIES & CONSTRUCTION CO., LTD.Inventors: Seong Jong AN, Jin Woong HA, Young Ho JU, Cheol Hong KIM
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Publication number: 20140199789Abstract: A fabricating method of a customized mask includes forming first patterns in a mold structure, forming second patterns in the mold structure using initial masks, the mold structure having the first patterns formed therein, measuring overlap failure between the first patterns and the second patterns, and fabricating customized masks by compensating for pattern positions of the initial masks based on the measuring results, wherein compensating for the pattern positions of the initial masks includes shifting positions of at least some patterns of the initial masks according to shift directions and sizes of at least some of the first patterns.Type: ApplicationFiled: December 26, 2013Publication date: July 17, 2014Inventors: Jae-Han LEE, Hoo-Sung CHO, Cheol-Hong KIM, Seung-Hak PARK
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Publication number: 20130236772Abstract: A secondary battery includes an electrode assembly including a first electrode plate, a second electrode plate and a separator interposed therebetween; and a battery case in which the electrode assembly is accommodated. The first electrode plate is composed of a first coated portion having a first active material coated on a first substrate and a first non-coated portion. The second electrode plate is composed of a second coated portion having a second active material coated on a second substrate and a second non-coated portion. In the secondary battery, the section of a boundary portion between the first or second coated portion and the first or second non-coated portion is inclined.Type: ApplicationFiled: February 14, 2013Publication date: September 12, 2013Applicant: Samsung SDl Co., Ltd.Inventors: Cheol-Hong Kim, Pil-Goo Jun, Jun-Sub Lee
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Publication number: 20120092638Abstract: In a method of aligning a wafer stage, the wafer stage may be moved in an X-axis direction. A first coordinate of the wafer stage may be measured from a first measurement position inclined to the X-axis. The wafer stage may be moved in a Y-axis direction. A second coordinate of the wafer stage may be measured from a second measurement position inclined to the Y-axis. Thus, a movement distance of the wafer stage may be increased, so that the interferometers may accurately measure the position of the wafer stage.Type: ApplicationFiled: August 30, 2011Publication date: April 19, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Tae-Jin Park, Cheol-Hong Kim