Patents by Inventor Dong-hee Han
Dong-hee Han 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: 20220397076Abstract: A control apparatus of an engine for a hybrid vehicle includes an engine including at least one cylinder that generates power required for vehicle driving by fuel combustion, an injector that injects fuel into the cylinder, a driving motor that assists the power of the engine, and a controller that selectively performs a single injection mode in which fuel is injected once into the cylinder of the engine through the injector and a multiple injection mode in which fuel is injected a plurality of times into the cylinder of the engine through the injector, in a transition region that transitions from a theoretical air-fuel ratio operating region in which the engine is operated at a theoretical air-fuel ratio to a lean-burn combustion operating region in which the engine is operated leaner than the theoretical air-fuel ratio.Type: ApplicationFiled: October 7, 2021Publication date: December 15, 2022Inventors: Jong Il Park, Hyunjin Kang, Seungwoo Hong, Kwanhee Lee, Jaeheun Kim, Dong Hee Han, Jonghyeok Lee
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Patent number: 11506140Abstract: A control apparatus of an engine for a hybrid vehicle includes an engine including at least one cylinder that generates power required for vehicle driving by fuel combustion, an injector that injects fuel into the cylinder, a driving motor that assists the power of the engine, and a controller that selectively performs a single injection mode in which fuel is injected once into the cylinder of the engine through the injector and a multiple injection mode in which fuel is injected a plurality of times into the cylinder of the engine through the injector, in a transition region that transitions from a theoretical air-fuel ratio operating region in which the engine is operated at a theoretical air-fuel ratio to a lean-burn combustion operating region in which the engine is operated leaner than the theoretical air-fuel ratio.Type: GrantFiled: October 7, 2021Date of Patent: November 22, 2022Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Jong Il Park, Hyunjin Kang, Seungwoo Hong, Kwanhee Lee, Jaeheun Kim, Dong Hee Han, Jonghyeok Lee
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Patent number: 11485351Abstract: An apparatus of controlling a hybrid vehicle may include: an engine; a drive motor to assist the power of the engine and selectively operate as a generator to generate electrical energy; a battery to supply electrical energy; a first intake valve disposed in a first intake line; a second intake valve disposed in a second intake line; a first electric supercharger disposed in the first intake line; a second electric supercharger disposed in the second intake line; a connecting valve disposed in a connecting line for connecting the first intake line and the second intake line; and a controller that determines a driving mode of the first and second electric superchargers. In particular, the controller controls the drive motor and the first and second electric superchargers based on a supercharger consumed energy, an additional fuel energy, and a drive motor consumed energy.Type: GrantFiled: November 23, 2020Date of Patent: November 1, 2022Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Jihyun Park, Dong Hee Han, Hyun Woo Lim, Buhm Joo Suh, Jinkuk Cho, Kwanhee Lee, Sungchan Na, Yeongseop Park, Seungwoo Hong, Yong Kak Choi, Hyunjin Kang
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Patent number: 11448143Abstract: An apparatus of controlling a vehicle and a method thereof are provided. The operating region of an engine is operated with theoretical air-fuel ratio. The apparatus includes a supercharger that supplies compressed air to a the combustion chamber of the engine and a spark plug that ignites mixed air supplied to the combustion chamber. An intake valve selectively opens and closes the combustion chamber for inflowing the mixed air therein. A variable valve apparatus adjusts an opening timing and closing timing of the intake valve and a controller adjusts an ignition timing of the spark plug and the closing timing of the intake valve through the variable valve apparatus based on the operating region of the engine.Type: GrantFiled: November 23, 2020Date of Patent: September 20, 2022Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Yeongseop Park, Dong Hee Han, Jong Il Park, Hyunjin Kang, Heechang Oh, JaUn Ku, Seungwoo Hong, Jonghyeok Lee, Kwanhee Lee, Dongwon Jung, Jaeheun Kim
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Patent number: 11433878Abstract: An apparatus for controlling a hybrid vehicle is provided. The apparatus includes an engine generating power by combustion of fuel, a driving motor assisting power of the engine and selectively operated as a power generator to generate electric energy and a clutch disposed between the engine and the driving motor. A battery supplies electric energy to the driving motor and charges the electric energy generated in the driving motor. A plurality of electric superchargers are installed in a plurality of intake lines, in which outside air supplied to combustion chambers of the engine flows, respectively and a controller variably adjusts an operating point of the engine.Type: GrantFiled: June 1, 2020Date of Patent: September 6, 2022Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Yong Kak Choi, Hyun Woo Lim, Buhm Joo Suh, Jinkuk Cho, Kwanhee Lee, Sungchan Na, Yeongseop Park, Jihyun Park, Seungwoo Hong, Dong Hee Han, Hyunjin Kang
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Patent number: 11359585Abstract: An engine system may include: an engine including cylinders that generate a driving torque by combusting fuel; a first intake manifold connected to an intake line through which flows intake air into some of the plurality of cylinders; a second intake manifold supplying the intake air to the other cylinders of the plurality of cylinders through the first intake manifold; a first exhaust manifold connected to some cylinders that are connected to the first intake manifold; a second exhaust manifold connected to some other cylinders that are connected to the second intake manifold; a recirculation line branched from the second exhaust manifold to be coupled to the second intake manifold; a recirculation inlet valve disposed at a point at which the recirculation line and the second exhaust manifold are joined; and a manifold connection valve disposed on an intake line between the first intake manifold and the second intake manifold.Type: GrantFiled: November 23, 2020Date of Patent: June 14, 2022Assignees: Hyundai Motor Company, Kia CorporationInventors: Dong Hee Han, Jong Il Park, Hyun Jun Lim, Seungwoo Hong, Joowon Lee, Kwanhee Choi, Heechang Oh, Yeongseop Park, Dong Ho Chu, Hyungbok Lee
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Publication number: 20220172926Abstract: A method for fabricating a semiconductor device includes providing a wafer on a lower electrode inside a plasma processing apparatus. A first power having a first and second frequency is provided to the lower electrode. A second power is provided to an RF induction electrode through the lower electrode. A third power having the second frequency is released outside of a chamber. A plasma process is performed on the wafer while the third power is released. The RF induction electrode is disposed inside an insulating plate surrounding a sidewall of the lower electrode. The RF induction electrode is spaced apart front the lower electrode. The RF induction electrode has an annular shape surrounding the sidewall of the lower electrode. The first power is controlled by a first controller, and the third power is controlled by a second controller different from the first controller.Type: ApplicationFiled: July 27, 2021Publication date: June 2, 2022Inventors: Dong Wan Kim, Beom Rae Kim, Dong Hyeon Na, Young Jin Noh, Seung Bo Shim, Sang-Ho Lee, Yong Woo Lee, Jun Ho Lee, Dong Hee Han
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Publication number: 20220080950Abstract: An apparatus for controlling a hybrid vehicle includes an engine; a drive motor; a battery; an electric supercharger configured to be installed in an intake line in which an intake air supplied to a combustion chamber of the engine flows; a navigation device configure to calculate a driving path from a starting point to a destination point and driving information; a controller configure to calculate a driving load from the driving path and the driving information calculated by the navigation device, determine an optimal SOC (state of charge) for each section from the starting point to destination point based on the driving load, determine a driving mode of the vehicle based on a required torque of driver and a driving mode of the battery to follow the optimal SOC for each section, and adjust an operating point of the engine.Type: ApplicationFiled: November 24, 2020Publication date: March 17, 2022Inventors: Jonghyeok Lee, Dong Hee Han, Hyunjin Kang, Kwanhee Lee, Yeongseop Park, Seungwoo Hong, Yong Kak Choi, Heechang Oh
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Publication number: 20220068616Abstract: A plasma process apparatus includes a chamber in which a plasma process is performed, an electrostatic chuck which supports a wafer inside the chamber and comprises a first portion and a second portion disposed on the first portion, a first electrode disposed inside the electrostatic chuck, a second electrode which is spaced apart from the first electrode inside the electrostatic chuck, surrounds the first electrode in a plane defined by the first direction and a second direction perpendicular to the first direction, and is disposed on the same plane as the first electrode, a power supply configured to apply a voltage to each of the first electrode and the second electrode, a plurality of cooling gas supply lines which penetrates the electrostatic chuck in a third direction perpendicular to the first and second directions and is configured to provide a cooling gas to the wafer.Type: ApplicationFiled: March 25, 2021Publication date: March 3, 2022Inventors: Yi Rop KIM, Kui Hyun YOON, Yun Hwan KIM, Moon Eon LEE, Seok Woo LEE, Dong Hee HAN
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Publication number: 20220059178Abstract: A memory device includes: a normal cell region suitable for storing write data and outputting read data; a parity cell region suitable for storing write parity bits and outputting read parity bits; a pattern generation circuit suitable for generating test data whose value is sequentially increased, and providing the test data as the write data, in a first test mode; an error correction circuit suitable for generating the write parity bits based on the write data, correcting an error of the read data based on the read parity bits, and outputting the error-corrected data; and an output circuit suitable for compressing the error-corrected data and outputting the compressed data, wherein the output circuit is further suitable for compressing the read parity bits output from the parity cell region to output the compressed data, in the first test mode.Type: ApplicationFiled: January 12, 2021Publication date: February 24, 2022Inventors: Hong Ki MOON, Seung Woo LEE, Dong Hee HAN
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Publication number: 20220056859Abstract: An apparatus of controlling a vehicle and a method thereof are provided. The operating region of an engine is operated with theoretical air-fuel ratio. The apparatus includes a supercharger that supplies compressed air to a the combustion chamber of the engine and a spark plug that ignites mixed air supplied to the combustion chamber. An intake valve selectively opens and closes the combustion chamber for inflowing the mixed air therein. A variable valve apparatus adjusts an opening timing and closing timing of the intake valve and a controller adjusts an ignition timing of the spark plug and the closing timing of the intake valve through the variable valve apparatus based on the operating region of the engine.Type: ApplicationFiled: November 3, 2021Publication date: February 24, 2022Inventors: Yeongseop Park, Dong Hee Han, Jong Il Park, Hyunjin Kang, Heechang Oh, JaUn Ku, Seungwoo Hong, Jonghyeok Lee, Kwanhee Lee, Dongwon Jung, Jaeheun Kim
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Patent number: 11208032Abstract: A vehicle projects various types of light beams onto a road using a light-emitting module. The light-emitting module includes: a reflection unit, and a light source unit to emit light to the reflection unit. The reflection unit includes: a first pole magnet and a second pole magnet facing each other while being spaced apart from each other; a plate disposed between the first pole magnet and the second pole magnet, and a wire disposed in a multiple number of turns in one direction along an edge of the plate; and a reflection surface disposed on the upper surface of the plate.Type: GrantFiled: September 26, 2019Date of Patent: December 28, 2021Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, KOREA UNIVERSITY RESEARCH & BUSINESS FOUNDATIONInventors: Ji Soo Park, Jung Gi Han, Dong Hee Han, Yong Sin Kim
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Publication number: 20210389815Abstract: In a method of operating a system-on-chip (SOC), the SOC includes a plurality of processor cores. An operating frequency of the plurality of processor cores is set to a first operating frequency based on permitted power consumption of the SOC and an operating status of the plurality of processor cores. The first operating frequency is within a maximum operating frequency of the plurality of processor cores. At least one of the plurality of processor cores performs at least one processing operation based on the first operating frequency. When present power consumption of the SOC is determined as exceeding the permitted power consumption, a warning signal is activated, and a first control operation for reducing the present power consumption is performed immediately thereafter.Type: ApplicationFiled: August 30, 2021Publication date: December 16, 2021Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Dong-Hee HAN, Dae-Yeong Lee
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Publication number: 20210381449Abstract: An apparatus of controlling a vehicle and a method thereof are provided. The operating region of an engine is operated with theoretical air-fuel ratio. The apparatus includes a supercharger that supplies compressed air to a the combustion chamber of the engine and a spark plug that ignites mixed air supplied to the combustion chamber. An intake valve selectively opens and closes the combustion chamber for inflowing the mixed air therein. A variable valve apparatus adjusts an opening timing and closing timing of the intake valve and a controller adjusts an ignition timing of the spark plug and the closing timing of the intake valve through the variable valve apparatus based on the operating region of the engine.Type: ApplicationFiled: November 23, 2020Publication date: December 9, 2021Inventors: Yeongseop Park, Dong Hee Han, Jong Il Park, Hyunjin Kang, Heechang Oh, JaUn Ku, Seungwoo Hong, Jonghyeok Lee, Kwanhee Lee, Dongwon Jung, Jaeheun Kim
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Patent number: 11131257Abstract: A control valve of a multi-supercharger system is provided. The control valve includes a first spool rotatably fitted in a valve body and a second spool fitted in the valve body to be coaxially rotatable together with the first spool. A disk member is installed in the valve body to partition a first chamber, in which the first spool is disposed, and a second chamber, in which the second spool is disposed, from each other. A portion of the disk member includes a communication sector, through which the first chamber and the second chamber communicate with each other. A first inlet and a first outlet are disposed in the valve body and a second inlet and a second outlet are disposed in the valve body. A first valve aperture is formed in the first spool for allowing the first spool to communicate with the communication sector.Type: GrantFiled: November 18, 2019Date of Patent: September 28, 2021Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Dong Ho Chu, Kwan Hee Lee, Yeong Seop Park, Seung Woo Hong, Dong Hee Han, Hyun Jin Kang
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Patent number: 11126246Abstract: In a method of operating a system-on-chip (SOC), the SOC includes a plurality of processor cores. An operating frequency of the plurality of processor cores is set to a first operating frequency based on permitted power consumption of the SOC and an operating status of the plurality of processor cores. The first operating frequency is within a maximum operating frequency of the plurality of processor cores. At least one of the plurality of processor cores performs at least one processing operation based on the first operating frequency. When present power consumption of the SOC is determined as exceeding the permitted power consumption, a warning signal is activated, and a first control operation for reducing the present power consumption is performed immediately thereafter.Type: GrantFiled: July 12, 2018Date of Patent: September 21, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Dong-Hee Han, Dae-Yeong Lee
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Patent number: 11078831Abstract: A vehicle supercharging system may include: an engine; a transmission; a dual-turbine electric supercharger that compresses air and has a first turbine and a second turbine; an engine-side supercharging path part that branches out from an air supplying line configured to supply air to the engine, passes through the first turbine and then joins into the air supplying line; a transmission-side supercharging path part that sucks air separately from the engine-side air supplying line, passes through the second turbine, and then supplies compressed air to the transmission; and a controller that operates the dual-turbine electric supercharger according to a driving state of a vehicle and that individually controls valves provided in the engine-side supercharging path part and the transmission-side supercharging path part.Type: GrantFiled: June 19, 2020Date of Patent: August 3, 2021Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Sueng Ho Lee, Yunsung So, Ki Tae Kim, Changgi Yeo, Jekee Lee, Han Ki Hong, Ki Been Lim, Dong Hee Han, Seungwoo Hong
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Patent number: 11073113Abstract: An exhaust manifold may include first to fourth exhaust pipes respectively connected to first to fourth cylinders which is sequentially disposed in an engine, the exhaust manifold may include a first exhaust manifold including the second exhaust pipe connected to the second cylinder and the third exhaust pipe connected to the third cylinder; a second exhaust manifold including the first exhaust pipe connected to the first cylinder, the fourth exhaust pipe connected to the fourth cylinder and the first exhaust pipe, and a recirculation valve apparatus mounted in the first exhaust pipe; wherein the second exhaust pipe and the third exhaust pipe are directly connected to a converter housing for mounting a catalytic converter in which purifies exhaust gas, and wherein the fourth exhaust pipe is connected to the first exhaust pipe at upstream of the recirculation valve, and the first exhaust pipe is directly connected to the converter housing.Type: GrantFiled: October 7, 2019Date of Patent: July 27, 2021Assignees: Hyundai Motor Company, Kia CorporationInventors: Seungwoo Hong, Dong Ho Chu, Dong Hee Han, Sangwook Kweon, Gil Hyun Ahn, Kwanhee Lee, Heechang Oh, Yeongseop Park, Jaegu Kang, Sung Bong Park, Dongjin Kang
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Publication number: 20210185495Abstract: An apparatus for controlling a vehicle and a method thereof are provided. The apparatus includes a connectivity control unit (CCU) to internetwork with a server through a wireless network to provide a connected car service and an integrated body unit (IBU) to perform low power communication with another vehicle to control the CCU.Type: ApplicationFiled: April 3, 2020Publication date: June 17, 2021Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Won Ho SHIN, Dong Hee HAN, Hee Jun LEE, Dong Youl LEE, Jae Am SEO, Sun Woo KIM
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Publication number: 20210179069Abstract: An apparatus of controlling a hybrid vehicle may include: an engine; a drive motor to assist the power of the engine and selectively operate as a generator to generate electrical energy; a battery to supply electrical energy; a first intake valve disposed in a first intake line; a second intake valve disposed in a second intake line; a first electric supercharger disposed in the first intake line; a second electric supercharger disposed in the second intake line; a connecting valve disposed in a connecting line for connecting the first intake line and the second intake line; and a controller that determines a driving mode of the first and second electric superchargers. In particular, the controller controls the drive motor and the first and second electric superchargers based on a supercharger consumed energy, an additional fuel energy, and a drive motor consumed energy.Type: ApplicationFiled: November 23, 2020Publication date: June 17, 2021Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Jihyun PARK, Dong Hee HAN, Hyun Woo LIM, Buhm Joo SUH, Jinkuk CHO, Kwanhee LEE, Sungchan NA, Yeongseop PARK, Seungwoo HONG, Yong Kak CHOI, Hyunjin KANG