Patents by Inventor Hyuk Soon Choi
Hyuk Soon Choi 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: 20240006444Abstract: An image sensor includes a two-dimensional array of image sensor pixels, which are formed in a semiconductor layer. Each image sensor pixel is formed in a substrate having a corresponding semiconductor region therein. Each semiconductor region contains at least first and second photoelectric conversion elements, which are disposed at side-by-side locations therein. An electrically insulating isolation region is also provided, which extends at least partially through the semiconductor region and at least partially between the first and second photoelectric conversion elements, which may be configured respectively as first and second semiconductor regions of first conductivity type (e.g., N-type). At least one optically reflective region is also provided, which extends at least partially through the semiconductor region and surrounds at least a portion of at least one of the first and second photoelectric conversion elements. A semiconductor floating diffusion (FD) region (e.g.Type: ApplicationFiled: September 15, 2023Publication date: January 4, 2024Inventors: Kyungho Lee, Hyuk An, Hyuk Soon Choi
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Patent number: 11804506Abstract: An image sensor includes a two-dimensional array of image sensor pixels, which are formed in a semiconductor layer. Each image sensor pixel is formed in a substrate having a corresponding semiconductor region therein. Each semiconductor region contains at least first and second photoelectric conversion elements, which are disposed at side-by-side locations therein. An electrically insulating isolation region is also provided, which extends at least partially through the semiconductor region and at least partially between the first and second photoelectric conversion elements, which may be configured respectively as first and second semiconductor regions of first conductivity type (e.g., N-type). At least one optically reflective region is also provided, which extends at least partially through the semiconductor region and surrounds at least a portion of at least one of the first and second photoelectric conversion elements. A semiconductor floating diffusion (FD) region (e.g.Type: GrantFiled: January 25, 2021Date of Patent: October 31, 2023Inventors: Kyungho Lee, Hyuk An, Hyuk Soon Choi
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Publication number: 20230256237Abstract: An electrical stimulation system according to an embodiment may comprise: a catheter having a long and thin tubular shape; an electrode disposed at one end of the catheter and inserted into a target portion; an electrical stimulator for generating electrical stimulation to be applied onto the target portion by the electrode; and a control part for controlling an electrical pulse of the electrical stimulator to change the electrical stimulation applied onto the target portion, wherein the electrode applies electrical stimulation in a state where a distal end of the electrode is enlarged and fixed to a target portion.Type: ApplicationFiled: July 16, 2021Publication date: August 17, 2023Inventors: Hoon Jai Chun, Seung Han Kim, Bo Ra Keum, Hyuk Soon Choi, Eun Sun Kim
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Publication number: 20230225723Abstract: The present invention relates to an endoscope suturing device and, more specifically, to an endoscopic suturing device capable of suturing a range of incisions by using an endoscope. According to the present invention, a wide range of incisions can be continuously sutured with high suturing power by using an endoscope, the suturing procedure time can be shortened, and a suturing method using a suture can minimize leftover foreign substances in the body, and thus can prevent side effects caused by the foreign substances. In addition, by using an endoscope, suturing with high-reliability is possible regardless of the range of suture areas, and thus the present invention can be used for simple suturing procedures and various internal surgeries such as gastrointestinal reduction surgery and NOTES, which uses a natural orifice.Type: ApplicationFiled: May 12, 2021Publication date: July 20, 2023Applicant: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATIONInventors: Yongnam SONG, Yoonjin KIM, Dokwan LEE, Daehie HONG, Hoon Jai CHUN, Bora KEUM, Hyuk Soon CHOI
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Publication number: 20230146645Abstract: An image sensor is provided. The image sensor includes a substrate including a plurality of unit pixels, each of unit pixels includes a photoelectric conversion element; a first trench formed in the substrate in a lattice shape to isolate the plurality of unit pixels; a plurality of first capacitor structures extended along a sidewall of the first trench in the first trench, including a first electrode, a second electrode, and a first dielectric layer between the first electrode and the second electrode; and a first capacitor isolation pattern at a lattice point of the first trench to isolate the plurality of first capacitor structures.Type: ApplicationFiled: August 15, 2022Publication date: May 11, 2023Applicant: Samsung Electronics Co., Ltd.Inventors: Hyuk Soon CHOI, Sang-Su PARK, Hee Sung SHIM, Dae Kun AHN, Min-Jun CHOI
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Publication number: 20220218984Abstract: An electrical stimulation device according to an embodiment includes: an elongated element having working channels; a plurality of electrical stimulators each including a longitudinal member extending along the longitudinal direction of the working channel, and a tip which is installed at the distal end of the longitudinal member and configured to apply electrical stimulation to a subject; and a control unit that independently controls the plurality of electrical stimulators to vary the range of electric stimulation applied to the subject.Type: ApplicationFiled: March 19, 2020Publication date: July 14, 2022Applicant: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATIONInventors: Hoon Jai Chun, Bo Ra Keum, Eun Sun Kim, Hyuk Soon Choi, Seung Han Kim, Jae Min Lee
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Patent number: 11298534Abstract: A stimulator for a digestive organ includes a case, a substrate member disposed in the case, and an electrode member connected to the substrate member and extending to protrude outwardly from the case. The electrode member may have a shape of a wire and may be configured to provide an electrical stimulation in a state of being inserted and fixed at a predetermined location within a digestive organ.Type: GrantFiled: December 28, 2018Date of Patent: April 12, 2022Assignees: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION, KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION, SEJONG CAMPUSInventors: Hoon Jai Chun, Jung Hwa Hong, Dong Geun Sul, Bora Keum, Eun Sun Kim, Hyuk Soon Choi, Seung Han Kim
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Publication number: 20210143202Abstract: An image sensor includes a two-dimensional array of image sensor pixels, which are formed in a semiconductor layer. Each image sensor pixel is formed in a substrate having a corresponding semiconductor region therein. Each semiconductor region contains at least first and second photoelectric conversion elements, which are disposed at side-by-side locations therein. An electrically insulating isolation region is also provided, which extends at least partially through the semiconductor region and at least partially between the first and second photoelectric conversion elements, which may be configured respectively as first and second semiconductor regions of first conductivity type (e.g., N-type). At least one optically reflective region is also provided, which extends at least partially through the semiconductor region and surrounds at least a portion of at least one of the first and second photoelectric conversion elements. A semiconductor floating diffusion (FD) region (e.g.Type: ApplicationFiled: January 25, 2021Publication date: May 13, 2021Inventors: Kyungho Lee, Hyuk An, Hyuk Soon Choi
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Patent number: 10957726Abstract: Image sensors are provided including a structure capable of settling an output voltage within a very short time for implementing a high-speed image sensor. The image sensor includes a pixel area, in which a photo-diode (PD) and a transfer transistor (Tr) configured to transmit charges accumulated in the PD to a floating diffusion (FD) area are disposed; and a Tr area, which is disposed adjacent to the pixel area and includes a first Tr, a second Tr, and a third Tr, wherein a first gate oxide film disposed below a first gate electrode of the first Tr and a second gate oxide film disposed below a second gate electrode of the second Tr include channel oxide films thinner than a gate oxide film of the transfer Tr.Type: GrantFiled: August 22, 2018Date of Patent: March 23, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jae-Kyu Lee, Hyuk-Soon Choi, Seung-Sik Kim
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Patent number: 10943937Abstract: An image sensor includes a two-dimensional array of image sensor pixels, which are formed in a semiconductor layer. Each image sensor pixel is formed in a substrate having a corresponding semiconductor region therein. Each semiconductor region contains at least first and second photoelectric conversion elements, which are disposed at side-by-side locations therein. An electrically insulating isolation region is also provided, which extends at least partially through the semiconductor region and at least partially between the first and second photoelectric conversion elements, which may be configured respectively as first and second semiconductor regions of first conductivity type (e.g., N-type). At least one optically reflective region is also provided, which extends at least partially through the semiconductor region and surrounds at least a portion of at least one of the first and second photoelectric conversion elements. A semiconductor floating diffusion (FD) region (e.g.Type: GrantFiled: May 19, 2020Date of Patent: March 9, 2021Inventors: Kyungho Lee, Hyuk An, Hyuk Soon Choi
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Publication number: 20200279885Abstract: An image sensor includes a two-dimensional array of image sensor pixels, which are formed in a semiconductor layer. Each image sensor pixel is formed in a substrate having a corresponding semiconductor region therein. Each semiconductor region contains at least first and second photoelectric conversion elements, which are disposed at side-by-side locations therein. An electrically insulating isolation region is also provided, which extends at least partially through the semiconductor region and at least partially between the first and second photoelectric conversion elements, which may be configured respectively as first and second semiconductor regions of first conductivity type (e.g., N-type). At least one optically reflective region is also provided, which extends at least partially through the semiconductor region and surrounds at least a portion of at least one of the first and second photoelectric conversion elements. A semiconductor floating diffusion (FD) region (e.g.Type: ApplicationFiled: May 19, 2020Publication date: September 3, 2020Inventors: Kyungho Lee, Hyuk An, Hyuk Soon Choi
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Patent number: 10700115Abstract: An image sensor includes a substrate including unit pixels. Each of the unit pixels includes photoelectric conversion elements and storage diodes.Type: GrantFiled: January 15, 2019Date of Patent: June 30, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyuk Soon Choi, Jung Bin Yun, Jungchak Ahn
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Patent number: 10672817Abstract: An image sensor includes a two-dimensional array of image sensor pixels, which are formed in a semiconductor layer. Each image sensor pixel is formed in a substrate having a corresponding semiconductor region therein. Each semiconductor region contains at least first and second photoelectric conversion elements, which are disposed at side-by-side locations therein. An electrically insulating isolation region is also provided, which extends at least partially through the semiconductor region and at least partially between the first and second photoelectric conversion elements, which may be configured respectively as first and second semiconductor regions of first conductivity type (e.g., N-type). At least one optically reflective region is also provided, which extends at least partially through the semiconductor region and surrounds at least a portion of at least one of the first and second photoelectric conversion elements. A semiconductor floating diffusion (FD) region (e.g.Type: GrantFiled: November 13, 2018Date of Patent: June 2, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Kyungho Lee, Hyuk An, Hyuk Soon Choi
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Publication number: 20190321631Abstract: A stimulator for a digestive organ includes a case, a substrate member disposed in the case, and an electrode member connected to the substrate member and extending to protrude outwardly from the case. The electrode member may have a shape of a wire and may be configured to provide an electrical stimulation in a state of being inserted and fixed at a predetermined location within a digestive organ.Type: ApplicationFiled: December 28, 2018Publication date: October 24, 2019Applicants: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION, Korea University Research and Business Foundation, Sejong CampusInventors: Hoon Jai Chun, Jung Hwa Hong, Dong Geun Sul, Bora Keum, Eun Sun Kim, Hyuk Soon Choi, Seung Han Kim
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Publication number: 20190183563Abstract: The present invention relates to a therapeutic device which comprises: an endoscope channel; and an electrode that can be inserted into a human body through the endoscope channel, wherein the electrode destroys a target cell in the human body through voltage application, and the electrode includes a first optical fiber and a second optical fiber for detecting the degree of destruction of the target cell through impedance measurement. In addition, the present invention relates to a therapeutic device employing an endoscope-interworking electrode which comprises: an endoscope channel; and a catheter that can be inserted into a human body through the endoscope channel, wherein the catheter comprises a perforated portion provided on an end thereof, which is inserted into the human body, and a plurality of electrodes that can protrude from the end of the catheter through the perforated portion to penetrate a target cell.Type: ApplicationFiled: June 14, 2017Publication date: June 20, 2019Applicants: THE STANDARD CO., LTD., KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATIONInventors: Seong-Nam KIM, Hoon-Jai CHUN, Bora KEUM, Hyuk Soon CHOI, Jae Min LEE, Eun-sun KIM, Seung Han KIM
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Publication number: 20190148447Abstract: An image sensor includes a substrate including unit pixels. Each of the unit pixels includes photoelectric conversion elements and storage diodes.Type: ApplicationFiled: January 15, 2019Publication date: May 16, 2019Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyuk Soon Choi, Jung Bin Yun, Jungchak Ahn
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Publication number: 20190131332Abstract: Image sensors are provided including a structure capable of settling an output voltage within a very short time for implementing a high-speed image sensor. The image sensor includes a pixel area, in which a photo-diode (PD) and a transfer transistor (Tr) configured to transmit charges accumulated in the PD to a floating diffusion (FD) area are disposed; and a Tr area, which is disposed adjacent to the pixel area and includes a first Tr, a second Tr, and a third Tr, wherein a first gate oxide film disposed below a first gate electrode of the first Tr and a second gate oxide film disposed below a second gate electrode of the second Tr include channel oxide films thinner than a gate oxide film of the transfer Tr.Type: ApplicationFiled: August 22, 2018Publication date: May 2, 2019Inventors: Jae-kyu Lee, Hyuk-Soon Choi, Seung-sik Kim
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Publication number: 20190096947Abstract: An image sensor includes a two-dimensional array of image sensor pixels, which are formed in a semiconductor layer. Each image sensor pixel is formed in a substrate having a corresponding semiconductor region therein. Each semiconductor region contains at least first and second photoelectric conversion elements, which are disposed at side-by-side locations therein. An electrically insulating isolation region is also provided, which extends at least partially through the semiconductor region and at least partially between the first and second photoelectric conversion elements, which may be configured respectively as first and second semiconductor regions of first conductivity type (e.g., N-type). At least one optically reflective region is also provided, which extends at least partially through the semiconductor region and surrounds at least a portion of at least one of the first and second photoelectric conversion elements. A semiconductor floating diffusion (FD) region (e.g.Type: ApplicationFiled: November 13, 2018Publication date: March 28, 2019Inventors: Kyungho Lee, Hyuk An, Hyuk Soon Choi
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Patent number: 10211245Abstract: An image sensor according to an example embodiment concepts includes a pixel array including pixels, and each of the pixels includes photoelectric conversion elements. The photoelectric conversion elements independently operating to detect a phase difference. The image sensor further includes a control circuit configured to independently control exposure times of each of the photoelectric conversion elements included in each of the pixels.Type: GrantFiled: June 16, 2017Date of Patent: February 19, 2019Assignee: Samsung Electronics Co., Ltd.Inventors: Tae Chan Kim, Dong Ki Min, Kwang Hyun Lee, Yo Hwan Noh, Se Hwan Yun, Dae Kwan Kim, Young Jin Kim, Wang Hyun Kim, Hyuk Soon Choi
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Patent number: 10199421Abstract: An image sensor includes a substrate including unit pixels. Each of the unit pixels includes photoelectric conversion elements and storage diodes.Type: GrantFiled: December 4, 2015Date of Patent: February 5, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyuk Soon Choi, Jung Bin Yun, Jungchak Ahn