Patents by Inventor Do Il Kim
Do Il Kim 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: 20240145474Abstract: A semiconductor device includes a substrate, a first active pattern disposed on the substrate, a second active pattern stacked on the first active pattern, a first gate structure extending to intersect the first active pattern and the second active pattern, a second gate structure spaced apart from the first gate structure and extending to intersect the first active pattern and the second active pattern, a first epitaxial pattern interposed between the first gate structure and the second gate structure, and connected to the first active pattern, a second epitaxial pattern interposed between the first gate structure and the second gate structure, and connected to the second active pattern, an insulating pattern interposed between the first epitaxial pattern and the second epitaxial pattern, and a semiconductor film interposed between the insulating pattern and the second epitaxial pattern, the semiconductor film extending along a top surface of the insulating pattern.Type: ApplicationFiled: May 9, 2023Publication date: May 2, 2024Inventors: Kyung ho KIM, Myung Il KANG, Sung Uk JANG, Kyung Hee CHO, Do Young CHOI
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Publication number: 20240075920Abstract: A method for controlling driving of a hybrid electric vehicle includes collecting driving data while the hybrid electric vehicle is driven, determining whether the hybrid electric vehicle enters a first mode corresponding to emergency driving of the hybrid electric vehicle or a second mode corresponding to control in preparation for the emergency driving, and controlling the hybrid electric vehicle in accordance with a mode that the hybrid electric vehicle enters among the first mode and the second mode.Type: ApplicationFiled: January 31, 2023Publication date: March 7, 2024Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Sung Bae Jeon, Seong Wook Moon, Do Hwa Kim, Gyu Ri Lee, Sung Il Jung, Jae Young Park, Jeong Eun Kim, Hui Un Son
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Publication number: 20230175911Abstract: A pressure sensor includes: a base substrate including an embossed pattern; a first conductive layer disposed on the base substrate; a pressure sensitive material layer disposed on the first conductive layer such that its electrical characteristic is varied corresponding to a strain applied thereto, the pressure sensitive material layer including a dielectric and nanoparticles dispersed in the dielectric; and a second conductive layer disposed on the pressure sensitive material layer, wherein the dielectric and the nanoparticle include materials having pyroelectricities of polarities opposite to each other.Type: ApplicationFiled: February 1, 2023Publication date: June 8, 2023Inventors: Jae Ik LIM, Won Sang PARK, Hye Yong CHU, Do-Il KIM, Nae-Eung LEE, Han-Byeol LEE
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Patent number: 11598687Abstract: A pressure sensor includes: a base substrate including an embossed pattern; a first conductive layer disposed on the base substrate; a pressure sensitive material layer disposed on the first conductive layer such that its electrical characteristic is varied corresponding to a strain applied thereto, the pressure sensitive material layer including a dielectric and nanoparticles dispersed in the dielectric; and a second conductive layer disposed on the pressure sensitive material layer, wherein the dielectric and the nanoparticle include materials having pyroelectricities of polarities opposite to each other.Type: GrantFiled: November 1, 2018Date of Patent: March 7, 2023Inventors: Jae Ik Lim, Won Sang Park, Hye Yong Chu, Do-Il Kim, Nae-Eung Lee, Han-Byeol Lee
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Patent number: 11158093Abstract: A medical imaging apparatus includes an X-ray source configured to irradiate X-rays to an object; an X-ray detector configured to detect the X-rays radiated from the X-ray source to obtain projection data; and an image processor configured to reconstruct the projection data based on a motion parameter representing movement of at least one of the object, the X-ray source, and the X-ray detector, and to generate a medical image by applying a weighting process to the reconstructed projection data.Type: GrantFiled: August 6, 2018Date of Patent: October 26, 2021Assignees: SAMSUNG ELECTRONICS CO., LTD., KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Kihong Son, Jong Beom Ra, Seokhwan Jang, Kyoung-Yong Lee, Duhgoon Lee, Do Il Kim, Seungeon Kim
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Publication number: 20200250860Abstract: A medical imaging apparatus includes an X-ray source configured to irradiate X-rays to an object; an X-ray detector configured to detect the X-rays radiated from the X-ray source to obtain projection data; and an image processor configured to reconstruct the projection data based on a motion parameter representing movement of at least one of the object, the X-ray source, and the X-ray detector, and to generate a medical image by applying a weighting process to the reconstructed projection data.Type: ApplicationFiled: August 6, 2018Publication date: August 6, 2020Applicants: SAMSUNG ELECTRONICS CO., LTD., KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Kihong SON, Jong Beom RA, Seokhwan JANG, Kyoung-Yong LEE, Duhgoon LEE, Do Il KIM, Seungeon KIM
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Patent number: 10713822Abstract: A tomographic imaging apparatus includes an X-ray detector comprising a plurality of dual mode pixels and configured to detect radiation that has passed through an object, and at least one processor configured to obtain scan data from the X-ray detector, and control each pixel of the plurality of dual mode pixels to operate in one of a first mode and a second mode, wherein each pixel of the plurality of dual mode pixels includes a sensor configured to generate a scan signal by converting incident radiation into an electric signal, a first signal path circuit configured to transmit the scan signal in the first mode, a second signal path circuit configured to transmit the scan signal in the second mode, and a photon counter configured to count photons from the scan signal transmitted through one of the first and second signal path circuits.Type: GrantFiled: September 28, 2018Date of Patent: July 14, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Sang-min Lee, Dong-uk Kang, Do-il Kim
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Publication number: 20190213759Abstract: A tomographic imaging apparatus includes an X-ray detector comprising a plurality of dual mode pixels and configured to detect radiation that has passed through an object, and at least one processor configured to obtain scan data from the X-ray detector, and control each pixel of the plurality of dual mode pixels to operate in one of a first mode and a second mode, wherein each pixel of the plurality of dual mode pixels includes a sensor configured to generate a scan signal by converting incident radiation into an electric signal, a first signal path circuit configured to transmit the scan signal in the first mode, a second signal path circuit configured to transmit the scan signal in the second mode, and a photon counter configured to count photons from the scan signal transmitted through one of the first and second signal path circuits.Type: ApplicationFiled: September 28, 2018Publication date: July 11, 2019Inventors: Sang-min LEE, Dong-uk KANG, Do-il KIM
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Patent number: 10307129Abstract: Provided is a tomography apparatus including: a data acquisitor configured to obtain a first image by using tomography data acquired as a first X-ray generator for generating X-rays having a first energy rotates around an object over a first angular range and obtain a second image by using tomography data acquired as a second X-ray generator for generating X-rays having a second energy rotates around the object over a second angular range; a controller configured to acquire motion information representing an amount of motion of the object over time by using the first and second images; and an image reconstructor configured to reconstruct a target image showing the object at a target time point by using the motion information.Type: GrantFiled: August 4, 2016Date of Patent: June 4, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kyoung-yong Lee, Do-il Kim, Toshihiro Rifu, Duhgoon Lee
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Publication number: 20190154533Abstract: A pressure sensor includes: a base substrate including an embossed pattern; a first conductive layer disposed on the base substrate; a pressure sensitive material layer disposed on the first conductive layer such that its electrical characteristic is varied corresponding to a strain applied thereto, the pressure sensitive material layer including a dielectric and nanoparticles dispersed in the dielectric; and a second conductive layer disposed on the pressure sensitive material layer, wherein the dielectric and the nanoparticle include materials having pyroelectricities of polarities opposite to each other.Type: ApplicationFiled: November 1, 2018Publication date: May 23, 2019Inventors: Jae Ik LIM, Won Sang PARK, Hye Yong CHU, Do-Il KIM, Nae-Eung LEE, Han-Byeol LEE
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Patent number: 10165989Abstract: A tomography apparatus includes a data obtainer configured to obtain first image data at a first point and second image data at a second point using tomography, the tomography being performed by irradiating an X-ray to an object; an image processor configured to perform noise reduction based on at least one from among the first image data and the second image data, and to obtain a first reference image corresponding to the first image data and a second reference image corresponding to the second image data using a result of the performed noise reduction; and an image reconstructor configured to reconstruct a target image representing the object based on the first reference image and the second reference image.Type: GrantFiled: July 18, 2016Date of Patent: January 1, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Chan-won Seo, Toshihiro Rifu, Duhgoon Lee, Do-il Kim, Sang-nam Nam, Kyoung-yong Lee
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Patent number: 9752941Abstract: A pressure sensor and a pressure sensing method are provided. The pressure sensor includes a substrate; a sensor thin film transistor (TFT) disposed on the substrate and including a gate insulating layer, wherein the gate insulating layer includes an organic matrix in which piezoelectric inorganic nano-particles are dispersed; a power unit configured to apply an alternating current (AC) signal to a gate of the sensor TFT; and a pressure sensing unit configured to obtain a remnant polarization value based on a drain current which is generated in response to the AC signal and detected by the sensor TFT, and to sense a pressure based on the remnant polarization value.Type: GrantFiled: September 5, 2013Date of Patent: September 5, 2017Assignees: SAMSUNG ELECTRONICS CO., LTD., SUNGKYUNKWAN UNIVERSITY FOUNDATION FOR CORPORATE COLLABORATIONInventors: Sang-hun Jeon, Jong-jin Park, Thanh Tien Nguyen, Ji-hyun Bae, Kyung-eun Byun, Nae-eung Lee, Do-il Kim, Quang Trung Tran
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Patent number: 9655584Abstract: A method of controlling an X-ray in a computed tomography (CT) apparatus includes: acquiring scout images of an object; setting an imaging region of the object in the acquired scout images; determining an outline of transverse axes lengths of the imaging region based on the transverse axes lengths of the imaging region; controlling X-rays emitted toward the object by adjusting a distance between elements of a transverse collimator of the CT apparatus according to the determined outline; and reconstructing a cross-sectional X-ray image of the object based on X-ray projection data generated by detecting the controlled X-rays.Type: GrantFiled: September 12, 2014Date of Patent: May 23, 2017Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jung-heon Lee, Do-il Kim, Min-kook Cho
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Publication number: 20170069061Abstract: A tomography apparatus includes a data obtainer configured to obtain first image data at a first point and second image data at a second point using tomography, the tomography being performed by irradiating an X-ray to an object; an image processor configured to perform noise reduction based on at least one from among the first image data and the second image data, and to obtain a first reference image corresponding to the first image data and a second reference image corresponding to the second image data using a result of the performed noise reduction; and an image reconstructor configured to reconstruct a target image representing the object based on the first reference image and the second reference image.Type: ApplicationFiled: July 18, 2016Publication date: March 9, 2017Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Chan-won SEO, Toshihiro RIFU, Duhgoon LEE, Do-il KIM, Sang-nam NAM, Kyoung-yong LEE
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Publication number: 20170055932Abstract: Provided is a tomography apparatus including: a data acquisitor configured to obtain a first image by using tomography data acquired as a first X-ray generator for generating X-rays having a first energy rotates around an object over a first angular range and obtain a second image by using tomography data acquired as a second X-ray generator for generating X-rays having a second energy rotates around the object over a second angular range; a controller configured to acquire motion information representing an amount of motion of the object over time by using the first and second images; and an image reconstructor configured to reconstruct a target image showing the object at a target time point by using the motion information.Type: ApplicationFiled: August 4, 2016Publication date: March 2, 2017Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kyoung-yong LEE, Do-il KIM, Toshihiro RIFU, Duhgoon LEE
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Patent number: 9291513Abstract: Provided is a strain sensing device using reduced graphene oxide (R-GO). The strain sensing device includes a flexible substrate, a gate electrode formed on the flexible substrate, a gate insulating layer configured to cover the gate electrode and include a part formed of a flexible material, an active layer formed of R-GO for sensing a strain, on the gate insulating layer, and a source and drain electrode formed on the active layer.Type: GrantFiled: March 28, 2014Date of Patent: March 22, 2016Assignee: INTELLECTUAL DISCOVERY CO., LTD.Inventors: Nae Eung Lee, Quang Trung Tran, Do Il Kim
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Publication number: 20150078508Abstract: A method of controlling an X-ray in a computed tomography (CT) apparatus includes: acquiring scout images of an object; setting an imaging region of the object in the acquired scout images; determining an outline of transverse axes lengths of the imaging region based on the transverse axes lengths of the imaging region; controlling X-rays emitted toward the object by adjusting a distance between elements of a transverse collimator of the CT apparatus according to the determined outline; and reconstructing a cross-sectional X-ray image of the object based on X-ray projection data generated by detecting the controlled X-rays.Type: ApplicationFiled: September 12, 2014Publication date: March 19, 2015Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jung-heon LEE, Do-il KIM, Min-kook CHO
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Publication number: 20140291733Abstract: Provided is a strain sensing device using reduced graphene oxide (R-GO). The strain sensing device includes a flexible substrate, a gate electrode formed on the flexible substrate, a gate insulating layer configured to cover the gate electrode and include a part formed of a flexible material, an active layer formed of R-GO for sensing a strain, on the gate insulating layer, and a source and drain electrode formed on the active layer.Type: ApplicationFiled: March 28, 2014Publication date: October 2, 2014Applicant: INTELLECTUAL DISCOVERY CO., LTD.Inventors: Nae Eung LEE, Quang Trung TRAN, Do Il KIM
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Publication number: 20140060210Abstract: A pressure sensor and a pressure sensing method are provided. The pressure sensor includes a substrate; a sensor thin film transistor (TFT) disposed on the substrate and including a gate insulating layer, wherein the gate insulating layer includes an organic matrix in which piezoelectric inorganic nano-particles are dispersed; a power unit configured to apply an alternating current (AC) signal to a gate of the sensor TFT; and a pressure sensing unit configured to obtain a remnant polarization value based on a drain current which is generated in response to the AC signal and detected by the sensor TFT, and to sense a pressure based on the remnant polarization value.Type: ApplicationFiled: September 5, 2013Publication date: March 6, 2014Applicants: Sungkyunkwan University Foundation for Corporate Collaboration, SAMSUNG ELECTRONICS CO., LTD.Inventors: Sang-hun JEON, Jong-jin PARK, Thanh Tien NGUYEN, Ji-hyun BAE, Kyung-eun BYUN, Nae-eung LEE, Do-il KIM, Quang Trung TRAN
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Patent number: 6502881Abstract: A picker for a module IC handler includes a plurality of grippers. Each gripper includes first and second jaws, and one or more cylinders or other actuators for driving the first and second jaws. Each gripper also includes a damping device that damps movements of the jaws to reduce an impact that can occur as the jaws grip a module IC. The grippers may also include one or more sensors for sensing when the jaws have grasped a module IC, or for sensing the position of the gripper relative to the module IC.Type: GrantFiled: January 7, 2002Date of Patent: January 7, 2003Assignee: Mirae CorporationInventors: Seung Joo Paek, Do Il Kim