Patents by Inventor Sung Hwan Shin
Sung Hwan Shin 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: 12233601Abstract: Provided is a method for creating a 2D slicing polyline based support structure for 3D printing. A method for creating a support structure according to an embodiment of die present invention comprises: slicing a 3D model into a plurality of 2D layers; comparing the 2D layers to calculate a support position for each of the 2D layers; and creating supports at the calculated positions. As a result, the supports can be created at precise and meaningful positions, a stable output is possible, and additional slicing work is not necessary on the created supports, whereby improvement of speed can be expected.Type: GrantFiled: August 29, 2019Date of Patent: February 25, 2025Assignee: Korea Electronics Technology InstituteInventors: Hwa Seon Shin, Hye In Lee, Sung Hwan Chun, Sung Hun Park
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Patent number: 12220921Abstract: Provided is a nozzle clogging defect compensating method for compensating for a nozzle clogging defect appearing in a binder jetting stack manufacturing means. The nozzle clogging defect compensating method according to an embodiment of the present invention comprises the steps of: determining a defect occurrence region when a clogging defect of a nozzle used in the binder jetting stack manufacturing means occurs; determining whether compensation for the detect occurrence region is possible; when the compensation is possible, generating defect information and reflecting the defect information in an output code; setting a defect compensation region on the basis of the defect information; determining a defect compensation type of the defect compensation region; and reflecting a result of the determining in the output code.Type: GrantFiled: November 10, 2020Date of Patent: February 11, 2025Assignee: Korea Electronics Technology InstituteInventors: Hwa Seon Shin, Sung Hun Park, Hye In Lee, Sung Hwan Chun, Jin Min Jang
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Publication number: 20250045484Abstract: A support sink application method for 3D printing heat dissipation analysis is provided. The support sink application method according to an embodiment of the present invention comprises the steps in which: a support sink application system adds a support sink in order to simulate heat dissipation using a support in a state where a support shape is not generated in a 3D model; the support sink application system performs heat dissipation simulation with the support sink added to the 3D model; and the support sink application system adjusts the support sink on the basis of the result of the simulation. Therefore, the convenience of heat dissipation simulation can be improved by introducing the support sink capable of representing heat dissipation by the support with no support shape.Type: ApplicationFiled: December 14, 2022Publication date: February 6, 2025Applicant: Korea Electronics Technology InstituteInventors: Hwa Seon SHIN, Jae Ho SHIN, Hye In LEE, Sung Hwan CHUN, Sung Hun PARK
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Patent number: 12202206Abstract: Provided are a method and a system for solving a tolerance problem which may occur in a slicing quantization (staircase effect) process of 3D printing which slices a 3D model and laminates layers one by one. According to an embodiment of the present disclosure, a 3D model slicing method includes the steps of: receiving, by a 3D model slicing system, an input of data of a 3D model to 3D print; examining, by the 3D model slicing system, a dimension of a layer thickness of the inputted 3D model; correcting, by the 3D model slicing system, a size of a layer for slicing, based on a result of the examining; and slicing, by the 3D model slicing system, the corrected 3D model. Accordingly, by preserving a dimension within a layer thickness, a problem that a concavo-convex portion is lost in a slicing quantization process of 3D printing according to a slicing position within a layer thickness, and a tolerance occurs is solved.Type: GrantFiled: November 3, 2021Date of Patent: January 21, 2025Assignee: Korea Electronics Technology InstituteInventors: Hwa Seon Shin, Hye In Lee, Sung Hwan Chun, Sung Hun Park
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Publication number: 20250024698Abstract: An object of the present invention is to provide a material for organic EL elements, the material being excellent in hole injecting/transporting performance, electron-blocking capability, stability in the form of a thin film, and durability. Another object of the present invention is to provide an organic EL element having high efficiency, a low driving voltage, and a long lifespan, by combining the aforementioned material with various materials for organic EL elements, the materials being excellent in hole/electron injecting/transporting performance, electron-blocking capability, stability in the form of a thin film, and durability, such that the properties of the individual materials can be effectively exhibited.Type: ApplicationFiled: August 1, 2022Publication date: January 16, 2025Applicants: HODOGAYA CHEMICAL CO., LTD., SFC CO., LTD.Inventors: Junichi IZUMIDA, Sang-Won KO, Bong-Hyang LEE, Jung-Ho RYU, Jin-ho LEE, Kouki KASE, Shuichi HAYASHI, Se-Jin LEE, Tae-Jung YU, Young-Tae CHOI, Sung-Hoon JOO, Byung-Sun YANG, Ji-Hwan KIM, Bong-Ki SHIN
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Patent number: 11255752Abstract: A mechanical diagnosis method for combustion abnormality using engine noise includes: calculating an Energy K and a Loudness standard deviation index (NSTD) with Kurtosis analysis by a diagnosis controller 30 from noise data measured together with a signal component by rotation excitation of an engine 10; calculating a plurality of order frequency peak order component values by a Modulation Frequency Transform; and distinguishing a cylinder where abnormal combustion occurs from a cylinder where normal combustion occurs by applying a predetermined threshold to these calculated values, thereby classifying, by Modulation Frequency analysis, problem samples of the rotation excitation and combustion excitation influence of the engine in which the abnormality state determination of the engine has been difficult only with energy distribution while overcoming the limitation of Kurtosis analysis.Type: GrantFiled: April 3, 2020Date of Patent: February 22, 2022Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, Kookmin University Industry Academy Cooperation FoundationInventors: Jae-Min Jin, In-Soo Jung, Sung-Hwan Shin
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Patent number: 11097700Abstract: Disclosed herein is an electronic brake system using an integrated sensor, which includes a hydraulic block configured to distribute and supply a fluid to a wheel brake, and having a through-hole penetrated at both sides thereof, a sensor module installed at one side of the hydraulic block having the through-hole, for sensing a linear displacement of a brake pedal and a position of a motor, and an electronic control unit installed to a side of the hydraulic block opposite to the sensor module, in order to determine a movement distance of the pedal, based on the linear displacement of the pedal sensed by the sensor module, and control rotation of the motor depending on the linear displacement of the pedal.Type: GrantFiled: January 15, 2019Date of Patent: August 24, 2021Assignee: ZF Active Safety GmbHInventors: Sung Hwan Shin, Min Seok Kwon
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Publication number: 20210181062Abstract: A mechanical diagnosis method for combustion abnormality using engine noise includes: calculating an Energy K and a Loudness standard deviation index (NSTD) with Kurtosis analysis by a diagnosis controller 30 from noise data measured together with a signal component by rotation excitation of an engine 10; calculating a plurality of order frequency peak order component values by a Modulation Frequency Transform; and distinguishing a cylinder where abnormal combustion occurs from a cylinder where normal combustion occurs by applying a predetermined threshold to these calculated values, thereby classifying, by Modulation Frequency analysis, problem samples of the rotation excitation and combustion excitation influence of the engine in which the abnormality state determination of the engine has been difficult only with energy distribution while overcoming the limitation of Kurtosis analysis.Type: ApplicationFiled: April 3, 2020Publication date: June 17, 2021Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, Kookmin University Industry Academy Cooperation FoundationInventors: Jae-Min JIN, In-Soo JUNG, Sung-Hwan SHIN
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Patent number: 10800319Abstract: The present invention provides a capacitive switch device comprising: a touch sensing unit (100) including a sensing electrode (110) and a transmission electrode (120), which are disposed on a substrate (2); and a touch control module (200) disposed on a substrate (2), and configured to confirm a manipulator's contact manipulation state based on a sensing signal from the touch sensing unit (100) and output a touch output signal, wherein the transmission electrode (120) outputs a transmission signal in response to a transmission control signal from the touch control module (200), and the sensing electrode (110) detects a signal in response to a sensing control signal from the touch control module (200) for application to the touch control module (200), and wherein the touch control module (200) activates the sensing electrode (110) and the transmission electrode (120) according to a preset mode, and a method for controlling the same.Type: GrantFiled: May 19, 2017Date of Patent: October 13, 2020Assignee: LS AUTOMOTIVE TECHNOLOGIES CO., LTD.Inventors: Soon Min Hong, Min Seok Kwon, Bong Gi Song, Sung Hwan Shin
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Publication number: 20190311589Abstract: Disclosed are an apparatus and method for providing a virtual texture. The apparatus and method for providing a virtual texture includes a signal generator, a signal adjuster, and a signal output part to generate composite tactile signal including a virtual vibrotactile signal and a virtual force-feedback signal so that a virtual texture of a target object may be reproduced in a virtual reality.Type: ApplicationFiled: November 14, 2018Publication date: October 10, 2019Inventors: Seung Moon CHOI, Sung Hwan SHIN
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Patent number: 10413245Abstract: A detection apparatus of vital parameters on a steering wheel is provided. The apparatus includes a horn switch, remote control switches configured to operate devices within a vehicle and a vital signal detector configured to detect a vital signal of an operator. The vital signal detector includes a detection sensor that is configured to detect the vital signal of the operator and a photo sensor that is mounted on the remote control switch. Accordingly, the separate space for the assembling portion of the vital signal detector is not required and the volume of the apparatus and the number of components are reduced. The mountability and the aesthetics are improved.Type: GrantFiled: September 15, 2016Date of Patent: September 17, 2019Assignees: Hyundai Motor Company, LS Automotive Technologies Co., Ltd.Inventors: Hai Jin Seo, Shin Hae Kim, Jong Il Yu, Won Ho Shin, Sung Hwan Shin, Chan Gug Park
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Patent number: 10337391Abstract: A device for cooling and heating a urea solution to be injected into exhaust gas discharged from an engine in order to reduce nitrogen oxides in the exhaust gas includes an engine including a cooling fan, a coolant pump, and a main cooler; a urea solution tank storing the urea solution and having an embedded heat exchange pipe through which first coolant and second coolant circulates; an additional coolant tank storing the second coolant; a water pump supplying the second coolant from the additional coolant tank to the heat exchange pipe; a valve configured to be opened or closed in order to supply the first coolant and the second coolant to the heat exchange pipe through a supply line, and to move the first coolant and the second coolant, which are discharged from the heat exchange pipe through a discharge line, to rise coolant pump and the additional coolant tank, respectively and a controller for supplying the second coolant to the heat exchange pipe through the supply line when the urea solution temperatuType: GrantFiled: July 29, 2015Date of Patent: July 2, 2019Assignee: Volvo Construction Equipment ABInventors: Dong-Myoung Choi, Yu-Hee Lee, Eun-Geon Yuk, Sung-Hwan Shin, Min-Su Choi
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Publication number: 20190143948Abstract: Disclosed herein is an electronic brake system using an integrated sensor, which includes a hydraulic block configured to distribute and supply a fluid to a wheel brake, and having a through-hole penetrated at both sides thereof, a sensor module installed at one side of the hydraulic block having the through-hole, for sensing a linear displacement of a brake pedal and a position of a motor, and an electronic control unit installed to a side of the hydraulic block opposite to the sensor module, in order to determine a movement distance of the pedal, based on the linear displacement of the pedal sensed by the sensor module, and control rotation of the motor depending on the linear displacement of the pedal.Type: ApplicationFiled: January 15, 2019Publication date: May 16, 2019Applicant: Lucas Automotive GmbHInventors: Sung Hwan Shin, Min Seok Kwon
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Patent number: 10179575Abstract: Disclosed herein is an electronic brake system using an integrated sensor, which includes a hydraulic block configured to distribute and supply a fluid to a wheel brake, and having a through-hole penetrated at both sides thereof, a sensor module installed at one side of the hydraulic block having the through-hole, for sensing a linear displacement of a brake pedal and a position of a motor, and an electronic control unit installed to a side of the hydraulic block opposite to the sensor module, in order to determine a movement distance of the pedal, based on the linear displacement of the pedal sensed by the sensor module, and control rotation of the motor depending on the linear displacement of the pedal.Type: GrantFiled: March 17, 2016Date of Patent: January 15, 2019Assignee: Lucas Automotive GmbHInventors: Sung Hwan Shin, Min Seok Kwon
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Patent number: 10134390Abstract: An electronic device includes a memory configured to store a user pronunciation lexicon, a voice input unit configured to receive a user's uttered voice, and a processor configured to extract a user pronunciation pattern from the received uttered voice and to update the user pronunciation lexicon according to a pronunciation pattern rule generated based on the extracted pronunciation pattern.Type: GrantFiled: August 3, 2016Date of Patent: November 20, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventor: Sung-hwan Shin
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Publication number: 20180301144Abstract: An electronic device, a method for adapting an acoustic model thereof, and a voice recognition system are provided. According to one embodiment of the present invention, the electronic device comprises: a voice input unit for receiving a voice signal of a user; a storage unit for storing, therein, a transformer having a plurality of transformation parameters and an acoustic model having a parameter transformed by the transformer; and a control unit for generating a hypothesis from the received voice signal by using the acoustic model, estimating, by using the hypothesis, an optimal transformer having an optimal transformation parameter on which a voice feature of the user is reflected, and updating the plurality of transformation parameters of the transformer stored in the storage unit by combining the estimated optimal transformer with the transformer.Type: ApplicationFiled: October 21, 2016Publication date: October 18, 2018Applicant: Samsung Electronics Co., Ltd.Inventors: Kyung-mi PARK, Sung-hwan SHIN
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Publication number: 20180209325Abstract: A device for cooling and heating a urea solution to be injected into exhaust gas discharged from an engine in order to reduce nitrogen oxides in the exhaust gas includes an engine including a cooling fan, a coolant pump, and a main cooler; a urea solution tank storing the urea solution and having an embedded heat exchange pipe through which first coolant and second coolant circulates; an additional coolant tank storing the second coolant; a water pump supplying the second coolant from the additional coolant tank to the heat exchange pipe; a valve configured to be opened or closed in order to supply the first coolant and the second coolant to the heat exchange pipe through a supply line, and to move the first coolant and the second coolant, which are discharged from the heat exchange pipe through a discharge line, to rise coolant pump and the additional coolant tank, respectively and a controller for supplying the second coolant to the heat exchange pipe through the supply line when the urea solution temperatuType: ApplicationFiled: July 29, 2015Publication date: July 26, 2018Applicant: VOLVO CONSTRUCTION EQUIPMENT ABInventors: Dong-Myoung CHOI, Yu-Hee LEE, Eun-Geon YUK, Sung-Hwan SHIN, Min-Su CHOI
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Publication number: 20180032200Abstract: The present invention provides a capacitive switch device comprising: a touch sensing unit (100) including a sensing electrode (110) and a transmission electrode (120), which are disposed on a substrate (2); and a touch control module (200) disposed on a substrate (2), and configured to confirm a manipulator's contact manipulation state based on a sensing signal from the touch sensing unit (100) and output a touch output signal, wherein the transmission electrode (120) outputs a transmission signal in response to a transmission control signal from the touch control module (200), and the sensing electrode (110) detects a signal in response to a sensing control signal from the touch control module (200) for application to the touch control module (200), and wherein the touch control module (200) activates the sensing electrode (110) and the transmission electrode (120) according to a preset mode, and a method for controlling the same.Type: ApplicationFiled: May 19, 2017Publication date: February 1, 2018Applicant: LS AUTOMOTIVE CORPInventors: Soon Min HONG, Min Seok KWON, Bong Gi SONG, Sung Hwan SHIN
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Publication number: 20170273630Abstract: A detection apparatus of vital parameters on a steering wheel is provided. The apparatus includes a horn switch, remote control switches configured to operate devices within a vehicle and a vital signal detector configured to detect a vital signal of an operator. The vital signal detector includes a detection sensor that is configured to detect the vital signal of the operator and a photo sensor that is mounted on the remote control switch. Accordingly, the separate space for the assembling portion of the vital signal detector is not required and the volume of the apparatus and the number of components are reduced. The mountability and the aesthetics are improved.Type: ApplicationFiled: September 15, 2016Publication date: September 28, 2017Inventors: Hai Jin Seo, Shin Hae Kim, Jong Il Yu, Won Ho Shin, Sung Hwan Shin, Chan Gug Park
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Publication number: 20170084267Abstract: An electronic device includes a memory configured to store a user pronunciation lexicon, a voice input unit configured to receive a user's uttered voice, and a processor configured to extract a user pronunciation pattern from the received uttered voice and to update the user pronunciation lexicon according to a pronunciation pattern rule generated based on the extracted pronunciation pattern.Type: ApplicationFiled: August 3, 2016Publication date: March 23, 2017Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventor: Sung-hwan SHIN