Patents by Inventor Jeong Ho Seo
Jeong Ho Seo 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: 20240135863Abstract: A display device includes a display unit including pixels connected to data lines and scan lines, first and second temperature sensors for sensing first and second temperatures of the display unit, a data driver configured to generate a data signal configured to be supplied to the data lines using output data, and attached to a first printed circuit board configured to be fixed to a rear surface of the display unit, a timing controller configured to generate the output data using input data, and attached to a second printed circuit board configured to be fixed to the rear surface of the display unit, and a storage having a temperature weight table including a weight corresponding to the first and second temperatures and a plurality of temperature tables including temperature information of the display unit corresponding to an attachment position of the second printed circuit board.Type: ApplicationFiled: July 13, 2023Publication date: April 25, 2024Inventors: Won Jin SEO, Tae Wan KIM, Hwa An SUNG, Hyun Sik YOON, Jeong Ah LEE, Dae Ho HWANG
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Patent number: 11923609Abstract: Disclosed is a radar antenna including an antenna body including a first plate and a second plate; a slot radiation part and a slot reception part formed in the first plate; a transmission port and a reception port formed in the second plate; and a waveguide formed by assembling the first and second plates. The slot radiation part includes a first slot radiation part configured to radiate a radio wave in a first detection range, and a second slot radiation part configured to radiate radio waves in a second detection range having a larger width and distance than the first detection range.Type: GrantFiled: May 27, 2020Date of Patent: March 5, 2024Assignee: AMOTECH CO., LTD.Inventors: Hyun Joo Park, Kyung Hyun Ryu, Yun Sik Seo, Se Ho Lee, Jeong Geun Heo, Han Ju Do, Hyung Ii Baek
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Publication number: 20230198208Abstract: Disclosed is a shield connector for supporting cables such that terminals of the cables are directly connected to a terminal coupling portion inside a unit, the shield connector including: a fixing plate which includes fixing part-cable through-holes, through which the cables pass, and a holding fastening portion; and a sub assembly which includes movable part-cable through-holes, through which the cables pass, and has one surface supported by the fixing plate. The sub assembly includes: a shield plate which is in contact with shield portions of each of the cables and has the outer circumference in contact with a shield part of the unit; and a shield plate-fixing plate having one surface that fixes the shield plate. Therefore, the shield connector makes it possible to directly install the cable in the unit without the need for the separate male and female connectors.Type: ApplicationFiled: December 19, 2022Publication date: June 22, 2023Applicant: YURA CO., LTD.Inventors: Jeong Ho SEO, Byeong Jun YOO
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Patent number: 11168626Abstract: The present disclosure relates to a method for removing residual purge gas in operating an active purge system and includes determining evaporation gas purge stop in a control unit, closing a PCSV mounted on a purge line connecting a canister and an intake pipe, and determining whether all of the evaporation gas flowed into the intake pipe is flowed into a combustion chamber, so that all of the evaporation gas flowed into an intake pipe during travelling can be flowed into and combusted in the combustion chamber.Type: GrantFiled: December 3, 2019Date of Patent: November 9, 2021Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Tae-Ho Ahn, Jeong-Ho Seo, Young-Kyu Oh
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Patent number: 11118519Abstract: A method of controlling a hybrid electric vehicle is provided. The method includes determining whether a condition for turning off an engine is satisfied and determining engine clutch disengaging time and residual purge gas consuming time from engine driving status information when the condition is satisfied. Engine clutch-engaged charging control time is determined from the engine clutch disengaging time and the residual purge gas consuming time. The method includes closing a purge control solenoid valve and starting to perform engine clutch-engaged charging control. The engine clutch-engaged charging control is maintained for the determined engine clutch-engaged charging control time and then engine clutch disengaging control is performed for the determined engine clutch disengaging time. The engine is stopped after the engine clutch disengaging control is performed.Type: GrantFiled: July 29, 2019Date of Patent: September 14, 2021Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Seung Han Lee, Il Kwon Park, Dae Heung Lee, In Eok Cho, Jeong Ho Seo
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Patent number: 10916979Abstract: A rotor of a line-start synchronous reluctance motor is provided, which includes: a laminated core comprising multiple laminated core sheets having multiple rotor bar holes formed therein in proximity to the circumference thereof, respectively; end plates fixed to both sides of the laminated core, respectively; rotor bars inserted into the rotor bar holes, respectively; and a rotating shaft coupled to the laminated core to be able to rotate integrally, wherein the core sheets comprise multiple flux barriers and steel plate portions on which the flux barriers are not formed, respectively, and extended ends of the flux barriers may be positioned between the rotor bar holes.Type: GrantFiled: August 29, 2017Date of Patent: February 9, 2021Assignee: HYOSUNG HEAVY NDUSTRIES CORPORATIONInventors: Jeong Ho Seo, Huai Cong Liu, Ju Lee
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Publication number: 20200271065Abstract: The present disclosure relates to a method for removing residual purge gas in operating an active purge system and includes determining evaporation gas purge stop in a control unit, closing a PCSV mounted on a purge line connecting a canister and an intake pipe, and determining whether all of the evaporation gas flowed into the intake pipe is flowed into a combustion chamber, so that all of the evaporation gas flowed into an intake pipe during travelling can be flowed into and combusted in the combustion chamber.Type: ApplicationFiled: December 3, 2019Publication date: August 27, 2020Inventors: Tae-Ho Ahn, Jeong-Ho Seo, Young-Kyu Oh
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Patent number: 10704479Abstract: An active fuel vapor purge system includes: a turbocharger having a turbine and a compressor; a canister collecting fuel vapor; a purge pump pumping the collected fuel vapor; a main purge line connecting the canister and the purge pump; a first purge line branched from the main purge line and joined to an intake manifold at downstream of the compressor; a second purge line branched from the main purge line and jointed to an intake line at upstream of the compressor; purge control solenoid valves respectively disposed in the first purge line and the second purge line; a hydrocarbon sensor measuring an amount of hydrocarbon; a pressure sensor measuring an upstream pressure and a downstream pressure of the purge pump; and a controller controlling operation of the purge pump based on the amount of hydrocarbon and pressures at a front end and at a rear end of the purge pump.Type: GrantFiled: November 19, 2018Date of Patent: July 7, 2020Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Young Kyu Oh, Jeong Ho Seo, Yong Seok Kim, Yeong Jin Nam, Taeho Ahn, Sung Wook Park
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Publication number: 20200173381Abstract: A method of controlling a hybrid electric vehicle is provided. The method includes determining whether a condition for turning off an engine is satisfied and determining engine clutch disengaging time and residual purge gas consuming time from engine driving status information when the condition is satisfied. Engine clutch-engaged charging control time is determined from the engine clutch disengaging time and the residual purge gas consuming time. The method includes closing a purge control solenoid valve and starting to perform engine clutch-engaged charging control. The engine clutch-engaged charging control is maintained for the determined engine clutch-engaged charging control time and then engine clutch disengaging control is performed for the determined engine clutch disengaging time. The engine is stopped after the engine clutch disengaging control is performed.Type: ApplicationFiled: July 29, 2019Publication date: June 4, 2020Inventors: Seung Han Lee, Il Kwon Park, Dae Heung Lee, In Eok Cho, Jeong Ho Seo
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Patent number: 10629769Abstract: The present invention provides a method of manufacturing a solar cell, the method including: a process of forming a first semiconductor layer on an upper surface of a semiconductor wafer and forming a second semiconductor layer, having a polarity different from a polarity of the first semiconductor layer, on a lower surface of the semiconductor wafer; a process of forming a first transparent conductive layer on an upper surface of the first semiconductor layer to externally expose a portion of the first semiconductor layer and forming a second transparent conductive layer on a lower surface of the second semiconductor layer to externally expose a portion of the second semiconductor layer; and a plasma treatment process on at least one of the first transparent conductive layer and the second transparent conductive layer, wherein the plasma treatment process includes a process of removing the externally exposed portion of the first semiconductor layer and the externally exposed portion of the second semiconductType: GrantFiled: August 21, 2017Date of Patent: April 21, 2020Assignee: JUSUNG ENGINEERING CO., LTD.Inventors: Jeong Ho Seo, Soon Bum Kwon, Ki-Duck Kim, Jong In Kim, Chang Kyun Park, Won Suk Shin, Kyoung Jin Lim, Beop Jong Jin
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Publication number: 20190190328Abstract: A rotor of a line-start synchronous reluctance motor is provided, which includes: a laminated core comprising multiple laminated core sheets having multiple rotor bar holes formed therein in proximity to the circumference thereof, respectively; end plates fixed to both sides of the laminated core, respectively; rotor bars inserted into the rotor bar holes, respectively; and a rotating shaft coupled to the laminated core to be able to rotate integrally, wherein the core sheets comprise multiple flux barriers and steel plate portions on which the flux barriers are not formed, respectively, and extended ends of the flux barriers may be positioned between the rotor bar holes.Type: ApplicationFiled: August 29, 2017Publication date: June 20, 2019Inventors: Jeong Ho SEO, Huai Cong LIU, Ju LEE
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Publication number: 20190186393Abstract: An active fuel vapor purge system includes: a turbocharger having a turbine and a compressor; a canister collecting fuel vapor; a purge pump pumping the collected fuel vapor; a main purge line connecting the canister and the purge pump; a first purge line branched from the main purge line and joined to an intake manifold at downstream of the compressor; a second purge line branched from the main purge line and jointed to an intake line at upstream of the compressor; purge control solenoid valves respectively disposed in the first purge line and the second purge line; a hydrocarbon sensor measuring an amount of hydrocarbon; a pressure sensor measuring an upstream pressure and a downstream pressure of the purge pump; and a controller controlling operation of the purge pump based on the amount of hydrocarbon and pressures at a front end and at a rear end of the purge pump.Type: ApplicationFiled: November 19, 2018Publication date: June 20, 2019Inventors: Young Kyu OH, Jeong Ho SEO, Yong Seok KIM, Yeong Jin NAM, Taeho AHN, Sung Wook PARK
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Publication number: 20180358506Abstract: The present invention provides a method of manufacturing a solar cell, the method including: a process of forming a first semiconductor layer on an upper surface of a semiconductor wafer and forming a second semiconductor layer, having a polarity different from a polarity of the first semiconductor layer, on a lower surface of the semiconductor wafer; a process of forming a first transparent conductive layer on an upper surface of the first semiconductor layer to externally expose a portion of the first semiconductor layer and forming a second transparent conductive layer on a lower surface of the second semiconductor layer to externally expose a portion of the second semiconductor layer; and a plasma treatment process on at least one of the first transparent conductive layer and the second transparent conductive layer, wherein the plasma treatment process includes a process of removing the externally exposed portion of the first semiconductor layer and the externally exposed portion of the second semiconductType: ApplicationFiled: August 21, 2017Publication date: December 13, 2018Inventors: Jeong Ho SEO, Soon Bum KWON, Ki-Duck KIM, Jong In KIM, Chang Kyun PARK, Won Suk SHIN, Kyoung Jin LIM, Beop Jong JIN
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Patent number: 9657376Abstract: Provided are an aluminum alloy improving mechanical characteristics by allowing a magnesium-silicon compound to be distributed in an aluminum matrix without performing a heat treatment, and a production method thereof. In accordance with an aspect of the present disclosure, there is provided a method of producing an aluminum alloy, including: melting a magnesium mother alloy including a magnesium-silicon compound, and aluminum to form a molten metal; and casting the molten metal.Type: GrantFiled: May 16, 2012Date of Patent: May 23, 2017Assignee: KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGYInventors: Shae-Kwang Kim, Young-Ok Yoon, Jeong-Ho Seo
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Patent number: 9657377Abstract: Provided are an aluminum alloy and a production method thereof. In accordance with an embodiment, an aluminum-based mother material is melted to form a molten metal. An additive including silicon oxide is added to the molten metal. At least a portion of the silicon oxide is exhausted in the molten metal. The molten metal is cast.Type: GrantFiled: May 16, 2012Date of Patent: May 23, 2017Assignee: KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGYInventors: Shae-Kwang Kim, Young-Ok Yoon, Jeong-Ho Seo
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Patent number: 9294022Abstract: A motor driving apparatus and a refrigerator using the same is provided. The refrigerator may include a compressor, a motor, a driving unit, temperature sensing units sensing the temperatures of storage chambers and an external temperature, and a control unit selecting a driving mode of the driving unit based on the sensing result of the temperature sensing units and controlling the driving unit to drive the motor according to the selected driving mode. In a general operation mode, the control unit controls the driving unit to drive the motor in a 120 degree conduction method, and in a power-saving operation mode, the control unit controls the driving unit to drive the motor in a 90 degree conduction method. The refrigerator increases a pulse width of driving current by converting the conduction method of the motor to drive the motor at a low speed during power-saving operation of the refrigerator.Type: GrantFiled: July 12, 2013Date of Patent: March 22, 2016Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sung In Park, Pyeong Ki Park, Jeong Ho Seo, Hyo Jea Shin, Ho Hyun Ryu, Seon Gu Lee, Hyun Chang Cho, Takeda Yoshihiko, Koji Hamaoka
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Patent number: 9200348Abstract: Provided are an aluminum alloy and a manufacturing method thereof. In the method, aluminum and a master alloy containing a calcium (Ca)-based compound are provided. A melt is prepared, in which the master alloy and the Al are melted. The aluminum alloy may be manufactured by casting the melt.Type: GrantFiled: November 18, 2010Date of Patent: December 1, 2015Assignee: KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGYInventors: Shae-Kwang Kim, Jin-Kyu Lee, Min-Ho Choi, Jeong-Ho Seo
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Publication number: 20140199205Abstract: Provided are an aluminum alloy and a production method thereof. In accordance with an embodiment, an aluminum-based mother material is melted to form a molten metal. An additive including silicon oxide is added to the molten metal. At least a portion of the silicon oxide is exhausted in the molten metal. The molten metal is cast.Type: ApplicationFiled: May 16, 2012Publication date: July 17, 2014Applicant: KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGYInventors: Shae-Kwang Kim, Young-Ok Yoon, Jeong-Ho Seo
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Publication number: 20140086790Abstract: Provided are an aluminum alloy improving mechanical characteristics by allowing a magnesium-silicon compound to be distributed in an aluminum matrix without performing a heat treatment, and a production method thereof. In accordance with an aspect of the present disclosure, there is provided a method of producing an aluminum alloy, including: melting a magnesium mother alloy including a magnesium-silicon compound, and aluminum to form a molten metal; and casting the molten metal.Type: ApplicationFiled: May 16, 2012Publication date: March 27, 2014Applicant: KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGYInventors: Se-Kwang Kim, Young-Ok Yoon, Jeong-Ho Seo
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Publication number: 20140013784Abstract: A motor driving apparatus and a refrigerator using the same is provided. The refrigerator may include a compressor, a motor, a driving unit, temperature sensing units sensing the temperatures of storage chambers and an external temperature, and a control unit selecting a driving mode of the driving unit based on the sensing result of the temperature sensing units and controlling the driving unit to drive the motor according to the selected driving mode. In a general operation mode, the control unit controls the driving unit to drive the motor in a 120 degree conduction method, and in a power-saving operation mode, the control unit controls the driving unit to drive the motor in a 90 degree conduction method. The refrigerator increases a pulse width of driving current by converting the conduction method of the motor to drive the motor at a low speed during power-saving operation of the refrigerator.Type: ApplicationFiled: July 12, 2013Publication date: January 16, 2014Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sung In Park, Pyeong Ki Park, Jeong Ho Seo, Hyo Jea Shin, Ho Hyun Ryu, Seon Gu Lee, Hyun Chang Cho, Takeda Yoshihiko, Koji Hamaoka