Patents by Inventor Hyun Gyu LEE
Hyun Gyu LEE 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: 20250250091Abstract: A tray system and a tray stack system. The tray system may include a tray that may include a tray body portion, a loading portion formed in the tray body portion and accommodating an object, a stopper formed in the loading portion and located on a side of the object accommodated in the loading portion, and a stepped portion formed with a step in a portion of the stopper.Type: ApplicationFiled: August 13, 2024Publication date: August 7, 2025Applicant: Samsung Display Co., LTD.Inventors: Hong Ju KIM, Young Ji KIM, Sol Yp LEE, Hyun Gyu LEE
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Publication number: 20250182250Abstract: An image data obtainment device includes a camera module, a pattern mount part, and a housing in which the camera module is positioned. The camera module generates image data for image restoration training. The pattern mount part may selectively position a dummy pattern on the camera module. The pattern mount part is positioned on the housing.Type: ApplicationFiled: October 22, 2024Publication date: June 5, 2025Applicants: Samsung Display Co., LTD., Seoul National University R&DB FoundationInventors: Kyu Su AHN, Jae Jin LEE, Byeong Hyun KO, Chan Woo PARK, Hyun Gyu LEE
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Publication number: 20250182289Abstract: An image data pair for image restoration training is generated by an image preprocessing method. The image preprocessing method includes receiving first image data and second image data, generating reference image data based on the first image data, generating a plurality of crop image data based on the second image data, selecting crop image data based on a smallest loss function value among loss function values generated based on each of the reference image data and the plurality of crop image data, and outputting the reference image data and the selected crop image data as the image data pair.Type: ApplicationFiled: September 26, 2024Publication date: June 5, 2025Applicants: Samsung Display Co., LTD., Seoul National University R&DB FoundationInventors: Kyu Su AHN, Jae Jin LEE, Byeong Hyun KO, Chan Woo PARK, Hyun Gyu LEE
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Patent number: 12117008Abstract: Proposed is an impeller-type exhaust apparatus for blocking transfer of heat including a first disc facing a high-temperature gas, a second disc spaced apart from the first disc to form a heat blocking space, a plurality of blades formed along the circumferences of the first disc and the second disc, and a motor which provides rotary power to the first disc and the second disc, wherein heat can be blocked through the heat blocking space.Type: GrantFiled: September 23, 2020Date of Patent: October 15, 2024Inventor: Hyun Gyu Lee
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Publication number: 20220341433Abstract: Proposed is an impeller-type exhaust apparatus for blocking transfer of heat including a first disc facing a high-temperature gas, a second disc spaced apart from the first disc to form a heat blocking space, a plurality of blades formed along the circumferences of the first disc and the second disc, and a motor which provides rotary power to the first disc and the second disc, wherein heat can be blocked through the heat blocking space.Type: ApplicationFiled: September 23, 2020Publication date: October 27, 2022Inventor: Hyun Gyu LEE
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Patent number: 11401617Abstract: The present invention provides a molten-salt electrolytic refining apparatus for refining a raw-material alloy containing indium using a molten-salt electrolytic refining method. The molten-salt electrolytic refining apparatus includes a reaction crucible provided in a reaction container so as to be filled with a molten-salt electrolytic solution, an anode and a cathode immersed in the molten-salt electrolytic solution, an anode crucible in which a liquid raw-material alloy is contained, a cathode crucible in which at least one raw-material metal included in the raw-material alloy is recovered in a liquid phase, and a heater provided so that the temperature of the molten-salt electrolytic solution is adjusted to be equal to or greater than the melting temperature of the raw-material alloy. The present invention also provides a molten-salt electrolytic refining method which includes recovering indium (In) from an indium-tin (In—Sn) alloy using a molten-salt electrolytic solution containing fluoride.Type: GrantFiled: November 28, 2018Date of Patent: August 2, 2022Assignee: KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGYInventors: Kyoung-Tae Park, Taek-Soo Kim, Sang-Hoon Choi, Hyun-Gyu Lee, Jae-Jin Sim, Jae-Hong Lim
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Patent number: 11296276Abstract: Disclosed is a memory device including a multi-bit perpendicular magnetic tunnel junction, wherein the multi-bit perpendicular magnetic tunnel junction includes an upper synthetic antiferromagnetic layer, pinned layer, lower dual free layer, and upper free layer formed in a laminated manner between a top electrode and a bottom electrode.Type: GrantFiled: November 19, 2019Date of Patent: April 5, 2022Assignee: Industry-University Cooperation Foundation Hanyang UniversityInventors: Jea Gun Park, Jong Ung Baek, Kei Ashiba, Jin Young Choi, Mi Ri Park, Hyun Gyu Lee, Han Sol Jun, Sun Hwa Jung
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Publication number: 20210135091Abstract: Disclosed is a memory device including a multi-bit perpendicular magnetic tunnel junction, wherein the multi-bit perpendicular magnetic tunnel junction includes an upper synthetic antiferromagnetic layer, pinned layer, lower dual free layer, and upper free layer formed in a laminated manner between a top electrode and a bottom electrode.Type: ApplicationFiled: November 19, 2019Publication date: May 6, 2021Applicant: Industry-University Cooperation Foundation Hanyang UniversityInventors: Jea Gun PARK, Jong Ung BAEK, Kei ASHIBA, Jin Young CHOI, Mi Ri PARK, Hyun Gyu LEE, Han Sol JUN, Sun Hwa JUNG
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Publication number: 20210090248Abstract: Provided is a method of diagnosing cervical cancer using an artificial intelligence-based medical image analysis, which is performed by a computer, the method including obtaining an image of cervical cells of an object; pre-processing the image; identifying one or more cells in the pre-processed image; determining whether the identified one or more cells are normal; and diagnosing whether the object has cervical cancer on the basis of a result of determining whether the identified one or more cells are normal.Type: ApplicationFiled: December 23, 2019Publication date: March 25, 2021Applicant: DoAI Inc.Inventors: Yong Jun CHOI, Hyun Gyu LEE, Bo Gyu PARK, Han Lim MOON
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Publication number: 20200385880Abstract: The present invention provides a molten-salt electrolytic refining apparatus for refining a raw-material alloy containing indium using a molten-salt electrolytic refining method. The molten-salt electrolytic refining apparatus includes a reaction crucible provided in a reaction container so as to be filled with a molten-salt electrolytic solution, an anode and a cathode immersed in the molten-salt electrolytic solution, an anode crucible in which a liquid raw-material alloy is contained, a cathode crucible in which at least one raw-material metal included in the raw-material alloy is recovered in a liquid phase, and a heater provided so that the temperature of the molten-salt electrolytic solution is adjusted to be equal to or greater than the melting temperature of the raw-material alloy. The present invention also provides a molten-salt electrolytic refining method which includes recovering indium (In) from an indium-tin (In—Sn) alloy using a molten-salt electrolytic solution containing fluoride.Type: ApplicationFiled: November 28, 2018Publication date: December 10, 2020Inventors: Kyoung-Tae PARK, Taek-Soo KIM, Sang-Hoon CHOI, Hyun-Gyu LEE, Jae-Jin SIM, Jae-Hong LIM
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Patent number: 10791269Abstract: Provided are an operation method for a camera operation apparatus, the method including the steps of: obtaining a bio-signal of a user from a wearable sensor; determining, based on the bio-signal, whether a state of a user is a stable state; setting the camera to a low power mode if the state of the user is a stable state; determining the type of bio-signal if the state of the user is not a stable state; and setting the camera to a mode in accordance with the type of the bio-signal.Type: GrantFiled: April 4, 2018Date of Patent: September 29, 2020Assignee: HANWHA TECHWIN CO., LTD.Inventors: Min Gyu Lee, Mee Jee Jeong, Il Hwang Cha, Hyun Gyu Lee
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Publication number: 20180227491Abstract: Provided are an operation method for a camera operation apparatus, the method including the steps of: obtaining a bio-signal of a user from a wearable sensor; determining, based on the bio-signal, whether a state of a user is a stable state; setting the camera to a low power mode if the state of the user is a stable state; determining the type of bio-signal if the state of the user is not a stable state; and setting the camera to a mode in accordance with the type of the bio-signal.Type: ApplicationFiled: April 4, 2018Publication date: August 9, 2018Applicant: Hanwha Techwin Co., Ltd.Inventors: Min Gyu LEE, Mee Jee JEONG, Il Hwang CHA, Hyun Gyu LEE
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Patent number: 9883195Abstract: An image processing apparatus and a method thereof are provided. The image processing apparatus includes at least one processor configured to implement: a decoder which decodes input image data; and a rendering module which renders the decoded image data according to a rendering cycle which corresponds to a refresh rate of a display to display a plurality of image frames of the image data, wherein the decoder decodes the input image data only when the processor is not being in use for rendering by the rendering module.Type: GrantFiled: January 11, 2016Date of Patent: January 30, 2018Assignee: HANWHA TECHWIN CO., LTD.Inventor: Hyun Gyu Lee
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Patent number: 9837623Abstract: A compound represented by Chemical Formula 1, an organic optoelectronic device including the same, and a display device including the organic optoelectronic device are provided. The structure of the compound represented by Chemical Formula 1 is described in the present specification.Type: GrantFiled: July 17, 2014Date of Patent: December 5, 2017Assignee: SAMSUNG SDI CO., LTD.Inventors: Hyun-Jung Kim, Mi-Young Chae, Nam-Heon Lee, Dal-Ho Huh, Wook Kim, Youn-Hwan Kim, Jun-Seok Kim, Sang-Il Lee, Hyun Gyu Lee, Chun-Keun Jang, Ju-Yeon Jung
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Publication number: 20170169865Abstract: A semiconductor system includes a first semiconductor device and a second semiconductor device. The first semiconductor device outputs a command and a mask command. The second semiconductor device drives a first local line according to data on a first global line if a first mask write operation is performed in response to the command and the mask command. In addition, the second semiconductor device senses and amplifies data on a second local line if the first mask write operation is performed in response to the command and the mask command.Type: ApplicationFiled: April 1, 2016Publication date: June 15, 2017Inventor: Hyun Gyu LEE
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Patent number: 9659611Abstract: A semiconductor system includes a first semiconductor device and a second semiconductor device. The first semiconductor device outputs a command and a mask command. The second semiconductor device drives a first local line according to data on a first global line if a first mask write operation is performed in response to the command and the mask command. In addition, the second semiconductor device senses and amplifies data on a second local line if the first mask write operation is performed in response to the command and the mask command.Type: GrantFiled: April 1, 2016Date of Patent: May 23, 2017Assignee: SK hynix Inc.Inventor: Hyun Gyu Lee
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Patent number: 9552868Abstract: A memory device including first to fourth cell blocks, each including a plurality of normal columns and one or more redundancy columns and a control unit suitable for repairing the normal columns using the redundancy columns in the first and the second cell blocks using first repair information and repairing the normal columns using the redundancy columns in the third and the fourth cell blocks using second repair information when the memory device is set as a first mode, and suitable for repairing the normal columns using the redundancy columns in the first and the third cell blocks using the first repair information and repairing the normal columns using the redundancy columns in the second and the fourth cell blocks using the second repair information when the memory device is set as a second mode.Type: GrantFiled: July 10, 2015Date of Patent: January 24, 2017Assignee: SK Hynix Inc.Inventors: Jung-Taek You, Hyun-Gyu Lee
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Publication number: 20160277753Abstract: An image processing apparatus and a method thereof are provided. The image processing apparatus includes at least one processor configured to implement: a decoder which decodes input image data; and a rendering module which renders the decoded image data according to a rendering cycle which corresponds to a refresh rate of a display to display a plurality of image frames of the image data, wherein the decoder decodes the input image data only when the processor is not being in use for rendering by the rendering module.Type: ApplicationFiled: January 11, 2016Publication date: September 22, 2016Applicant: Hanwha Techwin Co., Ltd.Inventor: Hyun Gyu LEE
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Publication number: 20160254064Abstract: A memory device including first to fourth cell blocks, each including a plurality of normal columns and one or more redundancy columns and a control unit suitable for repairing the normal columns using the redundancy columns in the first and the second cell blocks using first repair information and repairing the normal columns using the redundancy columns in the third and the fourth cell blocks using second repair information when the memory device is set as a first mode, and suitable for repairing the normal columns using the redundancy columns in the first and the third cell blocks using the first repair information and repairing the normal columns using the redundancy columns in the second and the fourth cell blocks using the second repair information when the memory device is set as a second mode.Type: ApplicationFiled: July 10, 2015Publication date: September 1, 2016Inventors: Jung-Taek YOU, Hyun-Gyu LEE
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Publication number: 20160226007Abstract: A compound represented by Chemical Formula 1, an organic optoelectronic device including the same, and a display device including the organic optoelectronic device are provided. The structure of the compound represented by Chemical Formula 1 is described in the present specification.Type: ApplicationFiled: July 17, 2014Publication date: August 4, 2016Inventors: Hyun-Jung KIM, Mi-Young CHAE, Nam-Heon LEE, Dal-Ho HUH, Wook KIM, Youn-Hwan KIM, Jun-Seok KIM, Sang-Il LEE, Hyun Gyu LEE, Chun-Keun JANG, Ju-Yeon JUNG