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: 20240125357Abstract: The present invention relates to an air foil journal bearing in which air is introduced between a foil and a rotor rotating at high speed and generates pressure to support a radial load of the rotor and allow the rotor to rotate smoothly, and more particularly, to a housing fixing structure of an air foil journal bearing that improves durability against external impact or vibration by restricting an axial movement of a bump by means of two opposite ends of the bump and a top foil fixing portion.Type: ApplicationFiled: December 29, 2021Publication date: April 18, 2024Applicant: Hanon SystemsInventors: Yeol Woo SUNG, Hyun Chil KIM, Gunwoong PARK, Min Gyu PARK, Chi Yong PARK, Hyun Sup YANG, Jong Sung LEE, Kyu Sung CHOI
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Publication number: 20240125334Abstract: An air compressor according to an aspect of the present invention comprises: a housing; a rotating shaft which is disposed in the housing; a compression unit which is connected to the rotating shaft to compress and discharge inlet air; a motor unit which drives the rotating shaft; a control board which controls the motor unit; and a filter unit which filters out noise from external power and supplies the external power to the control board, wherein the housing includes a first cooling flow channel for cooling the motor unit and a second cooling flow channel for cooling the filter unit, and the first cooling flow channel communicates with the second cooling flow channel.Type: ApplicationFiled: March 30, 2022Publication date: April 18, 2024Inventors: Kyu Sung CHOI, Hyun Chil KIM, Gun Woong PARK, Min Gyu PARK, Chi Yong PARK, Yeol Woo SUNG, Hyun Sup YANG, Jong Sung LEE
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Publication number: 20240119878Abstract: A resolution controller for a stretchable display includes a resolution-setting multiplexer module to receive a resolution selecting signal and to apply a gate in panel (GIP) selecting signal, in response to the resolution selecting signal, and a GIP module configured to generate a gate driving signal in response to the GIP selecting signal applied by the resolution-setting multiplexer module, and apply the gate driving signal to a pixel driving flexible printed circuit board (FPCB) of the stretchable display to drive an open pixel depending on a stretched state of the stretchable display.Type: ApplicationFiled: September 26, 2023Publication date: April 11, 2024Applicant: UIF (University Industry Foundation), Yonsei UniversityInventors: Hyun Jae Kim, Jong Bin An, Won Kyung Min, Gwan In Kim, Moon Ho Lee, Seok Gyu Hong
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Publication number: 20240114640Abstract: A window member includes a main part including a first side extending in a first direction, a second side extending in a second direction, and a first corner side connecting the first and second sides. The window member further includes a first side part in contact with the first side, a second side part in contact with the second side, and a first corner part connecting the first and second side parts. The first corner part includes a first upper corner part, a first middle corner part, and a first lower corner part. A lower surface of the first middle corner part has a first radius of curvature, a lower surface of the first lower corner part has a second radius of curvature, and the first radius of curvature is greater than the second radius of curvature.Type: ApplicationFiled: June 8, 2023Publication date: April 4, 2024Inventors: BYOUNG YUL SHIM, Beom Gyu CHOI, Jin Soo SHIN, Hyun Hee LEE, Seung Pyo HONG
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Publication number: 20240097535Abstract: An electric compressor capable of reducing a size and lightening weight of a package of an inverter unit, as a common mode choke (CM choke) is disposed radially outside of a circuit board of the inverter unit, and a high voltage connector, a CM choke, and a low voltage connector are integrated into a support body.Type: ApplicationFiled: September 6, 2022Publication date: March 21, 2024Inventors: Hyun Woo Lee, Min Gyu Kim, Sang Woo Bae, Hye Rim An, Sung Taeg Oh, Je Su Yun
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Publication number: 20240076127Abstract: Provided is a ceiling storage system capable of correcting a working position and constantly checking stability of a structure by detecting an amount of change in a facility. According to the ceiling storage system, a transport vehicle moves to an upper portion of a first storage area of a plurality of storage areas in a state of gripping an article, and the transport vehicle measures a first distance value between the transport vehicle and the first storage area using a distance sensor and measures a relative position value between the transport vehicle and the first storage area using a vision sensor, before unloading the article from the first storage area.Type: ApplicationFiled: May 23, 2023Publication date: March 7, 2024Inventors: Sang Kyung LEE, Seung Gyu KANG, Hyun Jae KANG, Young Wook KIM, Sang A BANG, Yong-Jun AHN, Min Kyun LEE, Hyun Woo LEE, Jeong Hun LIM, Jun Hyuk CHANG
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Patent number: 11921961Abstract: A display device including a non-sensing area and a sensing area with a first sensing area and a second sensing area spaced apart from each other in a first direction, includes a light emitting element emitting light, and a sensor unit including a plurality of first sensor electrodes disposed in the first sensing area and extending in the first direction, a plurality of second sensor electrodes disposed in the second sensing area and extending in the first direction, a plurality of third sensor electrodes disposed in the first sensing area and extending in a second direction different from the first direction, a plurality of fourth sensor electrodes disposed in the second sensing area and extending in the second direction, and a connection pattern disposed in the non-sensing area. The connection pattern electrically connects the plurality of third sensor electrodes to the plurality of fourth sensor electrodes.Type: GrantFiled: April 20, 2022Date of Patent: March 5, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Soon Gyu Lee, Hyun Wook Cho
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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