Patents by Inventor Jun Kyu Choi
Jun Kyu 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: 20240092484Abstract: A tilt prop aircraft is provided, including a first longeron and a second longeron capable of tilting relatively to each other, a tilt actuator disposed on the second longeron, a first power transmission member rotated by the tilt actuator, a second power transmission member fixed to the first longeron and coupled to the first power transmission member to transmit a rotational movement of the first power transmission member by turning 90 degrees in different planes, a crank fixed to the second longeron and extending through a slot in the first longeron and protruding inwardly from the first longeron, and a connecting rod connected to the crank so as to be relatively rotatable to the crank, and connected to the pitch control rod.Type: ApplicationFiled: August 15, 2023Publication date: March 21, 2024Applicant: KOREA AEROSPACE RESEARCH INSTITUTEInventors: Jun Ho CHO, Myeong Kyu LEE, Seong Wook CHOI
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Publication number: 20240071500Abstract: Memory array structures, and methods of their formation, might include a first memory cell having a first control gate and an adjacent first portion of a charge-blocking structure, a second memory cell having a second control gate and an adjacent second portion of the charge-blocking structure, and a first dielectric material between the first control gate and the second control gate, and adjacent to a third portion of the charge-blocking structure that is between the first and second portions of the charge-blocking structure. The third portion of the charge-blocking structure might include a second dielectric material and a third dielectric material different than the second dielectric material, and the first portion of the charge-blocking structure and the second portion of the charge-blocking structure might each include the third dielectric material and a fourth dielectric material different than the second dielectric material. Apparatus might include such memory array structures.Type: ApplicationFiled: August 15, 2023Publication date: February 29, 2024Applicant: MICRON TECHNOLOGY, INC.Inventors: Jae Kyu Choi, Jin Yue, Kyubong Jung, Albert Fayrushin, Jae Young Ahn, Jun Kyu Yang
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Publication number: 20230236406Abstract: Disclosed are a method of acquiring an image using a light-emitting element array and an apparatus therefor. The method of acquiring an image using a light-emitting element array includes reconstructing a first image from some images among source images, detecting a partial region containing a detection target object from the first image, acquiring partial-region images corresponding to the partial region from each of the source images, and reconstructing a second image from the partial-region images using the FPMP.Type: ApplicationFiled: March 3, 2021Publication date: July 27, 2023Applicant: SMALL MACHINESInventors: Jun Kyu CHOI, Hyung Jin OH, Jin Kyu SEO, Oh Jun GWON, Kyung Hun Lee
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Patent number: 11009691Abstract: Provided are a microscope apparatus and a method for correcting a position of a light source according to an exemplary embodiment of the present disclosure. The microscope apparatus for correcting the position of the light source according to the exemplary embodiment of the present disclosure includes: a light source unit which includes a light emitting element array including multiple light emitting elements and is configured to emit light to a subject; an optical unit which is disposed in parallel with the subject and configured to form an enlarged image of the subject to which the light is emitted; an image sensor which is configured to acquire the enlarged image of the subject by capturing the enlarged image formed by the optical unit; and a processor which is operably connected to the light source unit, the optical unit, and the image sensor and corrects a position of the light source unit based on the image acquired by the image sensor.Type: GrantFiled: May 5, 2020Date of Patent: May 18, 2021Assignees: Industry-Academic Cooperation Foundation, Yonsei University, Small MachinesInventors: Chul Min Joo, Seung Ri Song, Sunwoong Hur, Jun Kyu Choi, Chang Hyuk Yoo
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Publication number: 20200355899Abstract: Provided are a microscope apparatus and a method for correcting a position of a light source according to an exemplary embodiment of the present disclosure. The microscope apparatus for correcting the position of the light source according to the exemplary embodiment of the present disclosure includes: a light source unit which includes a light emitting element array including multiple light emitting elements and is configured to emit light to a subject; an optical unit which is disposed in parallel with the subject and configured to form an enlarged image of the subject to which the light is emitted; an image sensor which is configured to acquire the enlarged image of the subject by capturing the enlarged image formed by the optical unit; and a processor which is operably connected to the light source unit, the optical unit, and the image sensor and corrects a position of the light source unit based on the image acquired by the image sensor.Type: ApplicationFiled: May 5, 2020Publication date: November 12, 2020Applicants: INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY, SMALL MACHINESInventors: Chul Min JOO, Seung Ri SONG, Sunwoong HUR, Jun Kyu CHOI, Chang Hyuk YOO
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Patent number: 10768401Abstract: There is provided a microscope apparatus and method for calibrating the position of a light source according to an embodiment of the present disclosure. A microscope apparatus according to an embodiment of the present disclosure includes: a light source unit configured to radiate light onto an subject and including a light emitting element array having a plurality of light emitting elements; an optical unit disposed in parallel with the subject and configured to form enlarged images of the subject receiving the radiated light; an image sensor configured to generate enlarged pictures of the subject based on the enlarged images formed through the optical unit; and a processor operably connected with the light source unit, the optical unit, and the image sensor, and calibrating a position of the light source unit based on a plurality of images generated by the image sensor.Type: GrantFiled: October 10, 2019Date of Patent: September 8, 2020Assignees: INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY, SMALL MACHINESInventors: Chul Min Joo, Seung Ri Song, Sun Woong Hur, Jun Kyu Choi
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Publication number: 20200278348Abstract: The present invention provides a method of quantitatively analyzing an antigen, the method comprising: a step of mixing an assay sample comprising a target antigen, magnetic particles on which a first antibody subjected to an antigen-antibody reaction with the target antigen is immobilized, and beads on which a second antibody different from the first antibody is immobilized; a step of adding dropwise the mixed assay sample to a microchip for quantitatively analyzing an antigen; a step of introducing the microchip into a digital inline microscope-based detector comprising a magnetic force applicator and applying magnetism to the magnetic force applicator; and a step of detecting the beads using images acquired in the detector to count the number of the target antigens.Type: ApplicationFiled: November 9, 2017Publication date: September 3, 2020Applicant: SMALL MACHINESInventor: Jun Kyu CHOI
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Publication number: 20200166504Abstract: The present invention provides a method of quantitatively analyzing a target substance, the method including a step of irradiating a biochip, which includes a plurality of target substances excluding a fluorescence-labeled material, with light; a step of acquiring a plurality of low-resolution images for a region including the plurality of target substances using an image sensor; a step of acquiring a high-resolution image based on the plurality of low-resolution images; and a step of counting the plurality of target substances in the high-resolution image; and a device for quantitatively analyzing a target substance using the method.Type: ApplicationFiled: July 17, 2017Publication date: May 28, 2020Applicant: SMALL MACHINESInventors: Jun Kyu CHOI, Gyeong Woo KANG
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Publication number: 20200147611Abstract: Provided is a microchip for analyzing fluids, the microchip comprising a body that comprises an upper surface and a lower surface, wherein fluid flows to internal channels formed between the upper surface and the lower surface to detect a specific antigen in the fluid, wherein the internal channels comprise an input channel configured such that an assay sample is injected through a through hole penetrating the upper surface; a reaction channel configured to be in fluid communication with the input channel, to comprise magnetic particles on which a first antibody is immobilized, to comprise magnetic particles to which the first antibody, subjected to a first antigen-antibody reaction with the assay sample having flowed from the input channel, is immobilized, wherein the magnetic particles form immune complexes through the first antigen-antibody reaction, and to have a higher height than the lower surface forming the input channel; and a detection channel configured to be in fluid communication with the reactioType: ApplicationFiled: July 17, 2017Publication date: May 14, 2020Applicant: SMALL MACHINESInventors: Jun Kyu CHOI, Gyeong Woo KANG, Na Hyun SONG
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Patent number: 10180429Abstract: Provided are molecule immobilization patterns and a method for forming the same, thereby reducing noise that may occur while analyzing a signal, being stable even at room temperature, and improving orientation of immobilized materials.Type: GrantFiled: November 25, 2015Date of Patent: January 15, 2019Assignee: SMALL MACHINES CO., LTD.Inventors: Jun Kyu Choi, Jung Hoon Lee, Seung Soo Han, Choo Yeon Kim, Na Hyun Song
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Publication number: 20170023564Abstract: Provided are molecule immobilization patterns and a method for forming the same, thereby reducing noise that may occur while analyzing a signal, being stable even at room temperature, and improving orientation of immobilized materials.Type: ApplicationFiled: November 25, 2015Publication date: January 26, 2017Inventors: Jun Kyu CHOI, Jung Hoon LEE, Seung Soo HAN, Choo Yeon KIM, Na Hyun SONG
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Patent number: 9103773Abstract: The present disclosure relates to a capacitive element sensor and to a method for manufacturing same. More particularly, the present disclosure relates to a change in total capacitance brought about by the electrical charge of biomolecules attached to an electrode and to a sensor for measuring the change.Type: GrantFiled: May 6, 2010Date of Patent: August 11, 2015Assignee: Seoul National University R&D FoundationInventors: Jung Hoon Lee, Jun Kyu Choi, Su Jin Lee, Sung Jun Lee
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Patent number: 8887563Abstract: The present invention relates to a transducer and a method for manufacturing same, and more particularly, to a transducer and to a method for manufacturing same, in which a first liquid and a second liquid are supplied such that, at the boundary therebetween, a deformation-generating part, including a perforated structure having one or more holes therein, is formed, and the effect of external pressure is negated by the action between the liquids.Type: GrantFiled: September 20, 2010Date of Patent: November 18, 2014Assignee: Seoul National University R&D FoundationInventors: Jung Hoon Lee, Jae Ha Shin, Jun Kyu Choi
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Publication number: 20130180344Abstract: The present invention relates to a transducer and a method for manufacturing same, and more particularly, to a transducer and to a method for manufacturing same, in which a first liquid and a second liquid are supplied such that, at the boundary therebetween, a deformation-generating part, including a perforated structure having one or more holes therein, is formed, and the effect of external pressure is negated by the action between the liquids.Type: ApplicationFiled: September 20, 2010Publication date: July 18, 2013Applicant: SEOUL NATIONAL UNIVERSITY R&D FOUNDATIONInventors: Jung Hoon Lee, Jae Ha Shin, Jun Kyu Choi
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Publication number: 20130057304Abstract: The present disclosure relates to a capacitive element sensor and to a method for manufacturing same. More particularly, the present disclosure relates to a change in total capacitance brought about by the electrical charge of biomolecules attached to an electrode and to a sensor for measuring the change.Type: ApplicationFiled: May 6, 2010Publication date: March 7, 2013Applicant: SEOUL NATIONAL UNIVERSITY R&D FOUNDATIONInventors: Jung Hoon Lee, Jun Kyu Choi, Su Jin Lee, Sung Jun Lee