Patents by Inventor Ji-won Chun
Ji-won Chun 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: 20240153655Abstract: According to an embodiment of the present invention, an emergency core cooling system (ECCS) valve provided between a reactor vessel of a system-integrated modular advanced reactor (SMART) and a small containment vessel formed to surround the reactor vessel so that a coolant is filled in a space between the reactor vessel and the small containment vessel in the event of a loss of coolant accident (LOCA) includes an outer shell connected to the reactor vessel and formed to protrude toward the small containment vessel and having a connector formed therein so as to communicatively connect an inside of the reactor vessel to an inside of the small containment vessel, an inner shell provided inside the outer shell at a preset distance from an inner wall of the outer shell, a piston movably constrained and inserted through a piston opening formed in the inner shell at a position facing the connector of the outer shell to open and close the connector, and a spring provided on an outer circumferential surface of the pType: ApplicationFiled: November 1, 2021Publication date: May 9, 2024Inventors: Soo Jai SHIN, Cheongbong CHANG, Seungyeob RYU, Han-Ok KANG, Young-In KIM, Ji Han CHUN, Sung Won LIM, Joo Hyung MOON, Hun Sik HAN, Seok KIM, Hyunjun CHO
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LITHIUM COMPOSITE OXIDE AND POSITIVE ELECTRODE ACTIVE MATERIAL FOR SECONDARY BATTERY CONTAINING SAME
Publication number: 20240136510Abstract: A positive electrode active material including a first lithium composite oxide particle including a secondary particle formed by aggregation of one or more primary particles, and a coating oxide occupying at least a part of at least one of surfaces of the secondary particle, grain boundaries between the primary particles, or surfaces of the primary particles, the positive electrode active material satisfying an equation of 1.3?a/b?3.0, wherein a represents a max peak intensity at 2theta=44.75° to 44.80° and b represents a max peak intensity at 2theta=45.3° to 45.6° in X-ray diffraction (XRD) analysis using Cu K? radiation.Type: ApplicationFiled: May 21, 2023Publication date: April 25, 2024Inventors: Yu Gyeong CHUN, Moon Ho CHOI, Yoon Young CHOI, Jong Seung SHIN, Yong Hwan GWON, Jin Ho BAE, Ji Won KIM, Sang Hyeok KIM -
Patent number: 11945744Abstract: Disclosed are a method and apparatus for reusing wastewater. The method for reusing wastewater disclosed herein includes: generating a mixed wastewater by mixing multiple types of wastewater (S20); performing a first purification by passing the mixed wastewater through a flocculation-sedimentation unit (S40); performing a second purification by passing an effluent of the flocculation-sedimentation unit through a membrane bioreactor (MBR) (S60); performing a third purification by passing an effluent of the MBR through a reverse-osmosis membrane unit (S80); and reusing an effluent of the reverse-osmosis membrane unit as cooling water or industrial water (S100).Type: GrantFiled: April 14, 2023Date of Patent: April 2, 2024Assignees: SAMSUNG ENGINEERING CO., LTD., SAMSUNG ELECTRONICS CO., LTDInventors: Seok Hwan Hong, Dae Soo Park, Seung Joon Chung, Yong Xun Jin, Jae Hyung Park, Jae Hoon Choi, Jae Dong Hwang, Jong Keun Yi, Su Hyoung Cho, Kyu Won Hwang, June Yurl Hur, Je Hun Kim, Ji Won Chun
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Publication number: 20240034658Abstract: Disclosed are a method and apparatus for reusing wastewater. The method for reusing wastewater disclosed herein includes: generating a mixed wastewater by mixing multiple types of wastewater (S20); performing a first purification by passing the mixed wastewater through a flocculation-sedimentation unit (S40); performing a second purification by passing an effluent of the flocculation-sedimentation unit through a membrane bioreactor (MBR) (S60); performing a third purification by passing an effluent of the MBR through a reverse-osmosis membrane unit (S80); and reusing an effluent of the reverse-osmosis membrane unit as cooling water or industrial water (S100).Type: ApplicationFiled: April 14, 2023Publication date: February 1, 2024Inventors: Seok Hwan HONG, Dae Soo PARK, Seung Joon CHUNG, Yong Xun JIN, Jae Hyung PARK, Jae Hoon CHOI, Jae Dong HWANG, Jong Keun YI, Su Hyoung CHO, Kyu Won HWANG, June Yurl HUR, Je Hun KIM, Ji Won CHUN
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Patent number: 10542859Abstract: Disclosed is a cleaning robot for creating a 3Dimensional (3D) obstacle map including information about a height of an object existing on an area to be cleaned, and cleaning the area to be cleaned based on the 3D obstacle map, and a method of controlling the cleaning robot. In accordance with an aspect of the present disclosure, there is provided. The cleaning robot includes a main body, a moving portion configured to move the main body, an obstacle sensor configured to sense a height of an obstacle, and a controller configured to create an obstacle map including information about the height of the obstacle.Type: GrantFiled: February 12, 2016Date of Patent: January 28, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Dong Hyun Lee, In Joo Kim, Dong Min Shin, Jeong Ki Yoo, Dong Hun Lee, Ji Won Chun
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Patent number: 10394249Abstract: A cleaning robot may include a main body, a driver configured to move the main body, a cleaner configured to clean a cleaning space, and a controller configured to set at least one area among a plurality of areas included in the cleaning space as a cleaning area while the main body moves, and clean the cleaning area when the cleaning area is set.Type: GrantFiled: August 10, 2015Date of Patent: August 27, 2019Assignee: Samsung Electronics Co., Ltd.Inventors: Won Kuk Kim, Ji Won Chun, Shin Kim
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Publication number: 20180217611Abstract: A cleaning robot may include a main body, a driver configured to move the main body, a cleaner configured to clean a cleaning space, and a controller configured to set at least one area among a plurality of areas included in the cleaning space as a cleaning area while the main body moves, and clean the cleaning area when the cleaning area is set.Type: ApplicationFiled: August 10, 2015Publication date: August 2, 2018Inventors: Won Kuk Kim, Ji Won Chun, Shin Kim
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Publication number: 20180020893Abstract: Disclosed is a cleaning robot for creating a 3Dimensional (3D) obstacle map including information about a height of an object existing on an area to be cleaned, and cleaning the area to be cleaned based on the 3D obstacle map, and a method of controlling the cleaning robot. In accordance with an aspect of the present disclosure, there is provided. The cleaning robot includes a main body, a moving portion configured to move the main body, an obstacle sensor configured to sense a height of an obstacle, and a controller configured to create an obstacle map including information about the height of the obstacle.Type: ApplicationFiled: February 12, 2016Publication date: January 25, 2018Applicant: Samsung Electronics Co., Ltd.Inventors: Dong Hyun LEE, In Joo KIM, Dong Min SHIN, Jeong Ki YOO, Dong Hun LEE, Ji Won CHUN
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Patent number: 9853828Abstract: A terminal control apparatus and a central control apparatus may control at least one terminal device that consumes energy in an energy management system while obtaining the same effect as when virtual equipment is used. A first terminal control apparatus may receive a control command related to a first terminal device from a central control apparatus or a second terminal control apparatus included in the energy management system. The first terminal control apparatus may determine whether the first terminal device matches the first terminal control apparatus, and selectively transmit the control command to a third terminal control apparatus or selectively control the first terminal device according to the control command, based on the determination.Type: GrantFiled: September 5, 2012Date of Patent: December 26, 2017Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Ji-won Chun, Dae-dong Kim
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Patent number: 9399284Abstract: A robot cleaner includes a main body, a traveling unit installed in the main body, to move the main body, an ultrasonic sensor to emit an oscillation wave, to receive a reflection wave reflected from an object surface, and to output vibration generated by the oscillation wave and vibration generated by the reception of the reflection wave as an electrical signal, a waveform analyzer to calculate a generation time period of the electrical signal output from the ultrasonic sensor, and a controller to determine information about the object surface based on the calculated generation time period of the electrical signal, and to control movement of the traveling unit based on the information about the object surface.Type: GrantFiled: January 27, 2014Date of Patent: July 26, 2016Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Joonhyung Kwon, Shin Kim, Ji Won Chun
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Patent number: 8819193Abstract: A method of setting a network quickly includes: storing network setting information corresponding to a network connection device included in an individual household in a database of a predetermined server apparatus; transmitting unique device information of the network connection device to the predetermined server apparatus; detecting the network setting information corresponding to the unique device information from the database and transmitting the detected network setting information to the network connection device; and performing network setting needed to form a network in the individual household by using the network setting information.Type: GrantFiled: December 6, 2011Date of Patent: August 26, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Dae-dong Kim, Ji-won Chun
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Publication number: 20140214205Abstract: A robot cleaner includes a main body, a traveling unit installed in the main body, to move the main body, an ultrasonic sensor to emit an oscillation wave, to receive a reflection wave reflected from an object surface, and to output vibration generated by the oscillation wave and vibration generated by the reception of the reflection wave as an electrical signal, a waveform analyzer to calculate a generation time period of the electrical signal output from the ultrasonic sensor, and a controller to determine information about the object surface based on the calculated generation time period of the electrical signal, and to control movement of the traveling unit based on the information about the object surface.Type: ApplicationFiled: January 27, 2014Publication date: July 31, 2014Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Joonhyung KWON, Shin KIM, Ji Won CHUN
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Publication number: 20130131881Abstract: A terminal control apparatus and a central control apparatus may control at least one terminal device that consumes energy in an energy management system while obtaining the same effect as when virtual equipment is used. A first terminal control apparatus may receive a control command related to a first terminal device from a central control apparatus or a second terminal control apparatus included in the energy management system. The first terminal control apparatus may determine whether the first terminal device matches the first terminal control apparatus, and selectively transmit the control command to a third terminal control apparatus or selectively control the first terminal device according to the control command, based on the determination.Type: ApplicationFiled: September 5, 2012Publication date: May 23, 2013Applicant: SAMSUNG ELECTRONICS CO., LTDInventors: Ji-won CHUN, Dae-dong KIM
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Publication number: 20120221688Abstract: A method of setting a network quickly includes: storing network setting information corresponding to a network connection device included in an individual household in a database of a predetermined server apparatus; transmitting unique device information of the network connection device to the predetermined server apparatus; detecting the network setting information corresponding to the unique device information from the database and transmitting the detected network setting information to the network connection device; and performing network setting needed to form a network in the individual household by using the network setting information.Type: ApplicationFiled: December 6, 2011Publication date: August 30, 2012Applicant: Samsung Electronics Co., Ltd.Inventors: Dae-dong KIM, Ji-won Chun