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: 20250137412Abstract: Disclosed is a turbocharger control device of a vehicle and a method of estimating base boost pressure using the same. The turbocharger control device of a vehicle includes a status information collection unit for collecting real-time status information according to an operation of a turbocharger when a vehicle is operated from various types of sensors, and a control unit for precisely estimating a base boost pressure by excluding a turbocharger boost pressure from a current boost pressure through a turbine power function and a compressor power function based on a physical model based on the collected status information.Type: ApplicationFiled: September 9, 2024Publication date: May 1, 2025Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Daewoong Hwang, Dong Hee Han, Minkyu Han
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Publication number: 20250077347Abstract: A memory controller includes a scrub control circuit configured to generate a scrub command for instructing a scrub operation; and an address generation circuit configured to generate a scrub address having an address sequence in which a first column bit group of a column address, a row address, and a second column bit group of the column address are sequentially allocated from a least significant bit (LSB) to a most significant bit (MSB), and change a value of the scrub address according to the scrub command.Type: ApplicationFiled: April 2, 2024Publication date: March 6, 2025Inventors: Woong Ju JANG, Hoiju CHUNG, Yong Jun LEE, Dong Hee HAN
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Patent number: 12210397Abstract: 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: October 6, 2023Date of Patent: January 28, 2025Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Dong-Hee Han, Dae-yeong Lee
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Publication number: 20250002001Abstract: 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: September 12, 2024Publication date: January 2, 2025Inventors: Jonghyeok Lee, Dong Hee Han, Hyunjin Kang, Kwanhee Lee, Yeongseop Park, Seungwoo Hong, Yong Kak Choi, Heechang Oh
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Patent number: 12115972Abstract: 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: GrantFiled: November 24, 2020Date of Patent: October 15, 2024Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Jonghyeok Lee, Dong Hee Han, Hyunjin Kang, Kwanhee Lee, Yeongseop Park, Seungwoo Hong, Yong Kak Choi, Heechang Oh
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Patent number: 12106942Abstract: 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: GrantFiled: March 25, 2021Date of Patent: October 1, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Yi Rop Kim, Kui Hyun Yoon, Yun Hwan Kim, Moon Eon Lee, Seok Woo Lee, Dong Hee Han
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Publication number: 20240036628Abstract: 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: October 6, 2023Publication date: February 1, 2024Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Dong-Hee HAN, Dae-yeong Lee
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Patent number: 11842784Abstract: A semiconductor device includes a test command generation circuit that generates a test write command and a test read command when entering a test mode, and an input/output control circuit that controls a memory block, the memory block including a plurality of banks such that write operations are simultaneously performed on the plurality of banks based on the test write command and read operations are simultaneously performed on the plurality of banks based on the test read command.Type: GrantFiled: December 10, 2021Date of Patent: December 12, 2023Assignee: SK hynix Inc.Inventors: Seung Woo Lee, Dong Hee Han
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Publication number: 20230382179Abstract: An apparatus of decreasing intake air temperature of an engine includes: a first cooling circuit including a compressor, a condenser, a first expansion valve, and an evaporator disposed along a first cooling line through which refrigerant flows; a second cooling circuit including the compressor, the condenser, a second expansion valve, and a chiller disposed along a second cooling line through which the refrigerant flows; and a third cooling circuit including an electric water pump, the chiller, an intercooler, and a radiator disposed along a third cooling line through which coolant flows.Type: ApplicationFiled: November 22, 2022Publication date: November 30, 2023Applicants: Hyundai Motor Company, Kia CorporationInventors: Jaeheun KIM, Dong Hee HAN, Jong II PARK, Seungwoo HONG, Jonghyeok LEE, Kwanhee LEE, JaUn KU, Hyunjin KANG
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Publication number: 20230358162Abstract: Disclosed are an apparatus of injecting fuel for an engine and a method thereof. The apparatus of injecting fuel for an engine includes: a main injector positioned adjacent to an exhaust valve and injecting the fuel into a combustion chamber of the engine; and an auxiliary injector positioned adjacent to an intake valve and injecting the fuel into the combustion chamber of the engine later than injection time of the main injector, wherein the fuel injected from the main injector and the fuel injected from the auxiliary injector are injected into the combustion chamber in a tumble direction.Type: ApplicationFiled: December 6, 2022Publication date: November 9, 2023Inventors: Jonghyeok Lee, Dong Hee Han, Hyunjin Kang, Seungwoo Hong, Kwanhee Lee, Jaeheun Kim, Ingee Suh, Heechang Oh
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Patent number: 11803225Abstract: 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: August 30, 2021Date of Patent: October 31, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Dong-Hee Han, Dae-Yeong Lee
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Patent number: 11722866Abstract: 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: GrantFiled: April 3, 2020Date of Patent: August 8, 2023Assignees: 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: 20230202458Abstract: A hybrid vehicle may include: an engine including a plurality of cylinders for generating power required for driving the hybrid vehicle by combustion of fuel; a first motor starting the engine and selectively operating as a generator to generate electrical energy; a second motor generating power required for driving the hybrid vehicle; a clutch provided between the engine and the second motor; and a controller configured for synchronizing a velocity of the second motor and an engine velocity and for coupling the clutch, in a transition section in which the engine moves from a stop state to an optimal operation point area as an operation area of the engine, and gradually decreasing a torque of the second motor and gradually adjusting the number of combusted cylinders among the plurality of combustion chambers to gradually increase the engine torque.Type: ApplicationFiled: August 31, 2022Publication date: June 29, 2023Applicants: Hyundai Motor Company, Kia CorporationInventors: Dong Hee HAN, Jong Il PARK, Hyunjin KANG, Heechang OH, Jonghyeok LEE, Kwanhee LEE, Jaeheun KIM, JaUn KU, Seungwoo HONG
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Patent number: 11651832Abstract: 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: GrantFiled: January 12, 2021Date of Patent: May 16, 2023Assignee: SK hynix Inc.Inventors: Hong Ki Moon, Seung Woo Lee, Dong Hee Han
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Patent number: 11634114Abstract: An apparatus and a method for controlling a hybrid vehicle are provided. The apparatus includes an engine that generates power by combusting fuel and a drive motor that supplements the power from the engine and operates selectively as an electric generator to produce electrical energy. A clutch is disposed between the engine and the drive motor and a battery supplies electrical energy to the drive motor and is charged with the electrical energy produced by the drive motor. Multiple electric superchargers are installed in multiple intake lines through which outside air to be supplied into a combustion chamber of the engine flows. A controller determines an operation mode of the multiple electric superchargers based on required power of a driver and a state of charge (SOC) of the battery and adjusts the power output from the engine and the power output from the drive motor.Type: GrantFiled: November 26, 2019Date of Patent: April 25, 2023Assignees: 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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Publication number: 20230093321Abstract: A semiconductor device includes a test command generation circuit that generates a test write command and a test read command when entering a test mode, and an input/output control circuit that controls a memory block, the memory block including a plurality of banks such that write operations are simultaneously performed on the plurality of banks based on the test write command and read operations are simultaneously performed on the plurality of banks based on the test read command.Type: ApplicationFiled: December 10, 2021Publication date: March 23, 2023Applicant: SK hynix Inc.Inventors: Seung Woo LEE, Dong Hee HAN
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Patent number: 11584354Abstract: An apparatus of controlling a hybrid vehicle includes: an engine configured to generate power by combustion of fuel; a driving motor configured to assist power of the engine and selectively operate as a power generator to generate electric energy; an HSG configured to start the engine and selectively operate as a power generator to generate electric energy; a clutch provided between the engine and the driving motor; a battery configured to supply electric energy to the driving motor or charge electric energy generated in the driving motor; an EGR apparatus configured to resupply exhaust gas discharged from the engine to the engine; an electric supercharger in which outside air supplied to combustion chambers flows; and a controller configured to variably control a travelling mode, an operating point, a lock charge through the driving motor and the HSG, and a shifting pattern based on a required torque of a driver and a SOC of the battery.Type: GrantFiled: June 2, 2020Date of Patent: February 21, 2023Assignees: 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: 11554782Abstract: An apparatus of controlling an engine including an electric supercharger includes: an engine to combust fuel to generate power; a drive motor to assist the power of the engine and selectively operate as a generator to generate electrical energy; a battery configured to supply electrical energy to the drive motor and to be charged by the electrical energy generated from the drive motor; a plurality of electric superchargers respectively installed in a plurality of intake lines through which an ambient air flows to be supplied to a combustion chamber of the engine; and a controller that based on a determined driving tendency, adjusts a target speed of the electric superchargers of the plurality of electric superchargers, determine a driving mode of the electric superchargers, limits a maximum output of the engine, and variably adjusts a SOC electricity-generating region where the engine charges the battery.Type: GrantFiled: May 8, 2020Date of Patent: January 17, 2023Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Yeongseop Park, Dong Hee Han, Hyun Woo Lim, Buhm Joo Suh, Jinkuk Cho, Kwanhee Lee, Sungchan Na, Jihyun Park, Seungwoo Hong, Yong Kak Choi, Hyunjin Kang
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Patent number: 11548493Abstract: A control apparatus for a hybrid vehicle includes an engine that combusts fuel to generate power. A drive motor assists the engine power and selectively operates as a generator to generate electrical energy. A clutch is disposed between the engine and drive motor. A battery supplies electrical energy to the drive motor or is charged by the generated electrical energy. A DC converter transforms a DC from the battery. An electric supercharger supplies supercharged air to the engine. A controller determines an optimal air amount to maximize system efficiency based on a drive motor limited output value determined by a battery SOC, and determines an output drive motor power output and an output engine power output based on the optimal air amount when an atmospheric pressure is less than a predetermined pressure, intake temperature is greater than a predetermined temperature and the SOC is less than a predetermined value.Type: GrantFiled: June 8, 2020Date of Patent: January 10, 2023Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Heechang Oh, Dong Hee Han, Hyunjin Kang, Kwanhee Lee, Yeongseop Park, Seungwoo Hong, Jonghyeok Lee, Yong Kak Choi
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Patent number: 11536207Abstract: 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 3, 2021Date of Patent: December 27, 2022Assignees: Hyundai Motor Company, Kia 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