Patents by Inventor Gi Seok Jeong
Gi Seok Jeong 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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Patent number: 11692160Abstract: The microfluidic chip according to an embodiment of the present invention may include a plate, a bridge channel formed in intaglio on one side of the plate, an inlet formed through the plate to communicate with one end of the bridge channel, an outlet formed through the plate to communicate with the other end of the bridge channel, and at least one well extending in an outward direction of the plate from the bridge channel to provide a space, wherein the bridge channel may be in the form of a curved line, a bent line, an arc, a circle, a spiral, or a polygon.Type: GrantFiled: November 10, 2017Date of Patent: July 4, 2023Assignees: THE ASAN FOUNDATION, UNIVERSITY OF ULSAN FOUNDATION FOR INDUSTRY COOPERATIONInventors: Gi Seok Jeong, Changmo Hwang, Se-Jin Jang
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Catheter for sensing shape and contact force by using FBG optical fiber and catheter system therefor
Patent number: 11511077Abstract: The present invention is advantageous in that the shape of the catheter can be sensed by detecting the position of bending of the catheter body, the direction thereof, the angle thereof, and the curvature thereof through a triplet calculation of information regarding three wavelengths that have undergone a transition along respective FBGs provided on three optical cores.Type: GrantFiled: August 1, 2018Date of Patent: November 29, 2022Assignees: THE ASAN FOUNDATION, UNIVERSITY OF ULSAN FOUNDATION FOR INDUSTRY COOPERATIONInventors: Chang Mo Hwang, Young Hak Kim, Gi Byoung Nam, Jae Soon Choi, Gi Seok Jeong, So Yeon Jin -
Patent number: 11439354Abstract: The present invention is a system for three-dimensionally mapping a heart, comprising: a mapping catheter including three or more optical cores each of which has a plurality of FBGs disposed in the lengthwise direction of a catheter body, and a plurality of electrodes disposed in the lengthwise direction of the catheter body and exposed on the outer circumferential surface of the catheter body, wherein the electrodes make contact with the inner wall of the heart; and a mapping processor for calculating coordinates of the FBGs by wavelength information of reflected light received from the three or more optical cores, and calculating coordinates of the electrodes from the coordinates of the FBGs so as to build a three-dimensional shape of the heart by using a sample point at which the plurality of electrodes make contact.Type: GrantFiled: February 5, 2018Date of Patent: September 13, 2022Assignees: THE ASAN FOUNDATION, UNIVERSITY OF ULSAN FOUNDATION FOR INDUSTRY COOPERATIONInventors: Chang Mo Hwang, Young Hak Kim, Gi Byoung Nam, Jae Soon Choi, Gi Seok Jeong
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Patent number: 11222748Abstract: A multilayer ceramic electronic component includes a ceramic body including a dielectric layer and a plurality of internal electrodes disposed to oppose each other with the dielectric layer interposed therebetween; and an external electrode, wherein the ceramic body comprises an active portion including a plurality of internal electrodes disposed to oppose each other with the dielectric layer interposed therebetween to form capacitance and a cover portion formed in upper and lower portions of the active portion, wherein a plurality of internal electrodes in the upper region and the lower region of the active portion is disposed inwardly of an outer side surface of the ceramic body to be spaced apart by a predetermined distance from the body portion, and the plurality of internal electrodes in the central region of the active portion and the internal electrodes having the same polarities are connected to each other via vias.Type: GrantFiled: August 12, 2019Date of Patent: January 11, 2022Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Gi Seok Jeong, Sun Cheol Lee, Ho In Jun
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Patent number: 11164702Abstract: A multi-layered ceramic electronic component includes: a ceramic body including a dielectric layer and first and second internal electrodes disposed to oppose each other with the dielectric layer interposed therebetween; and first and second external electrodes disposed outside of the ceramic body and electrically connected to the first and second internal electrodes, respectively. The first internal electrode is exposed from a first surface of the ceramic body and the second internal electrode is exposed from a second surface opposing the first surface. The first internal electrode has a notch portion disposed inwardly of a portion facing the first surface and, and the second internal electrode has a notch portion disposed inwardly of a portion facing the second surface. Each of the notch portions and a margin portion of the ceramic body in a second direction and in a third direction are provided with a step absorption layer, respectively.Type: GrantFiled: August 22, 2019Date of Patent: November 2, 2021Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Gi Seok Jeong, Ho In Jun, Sun Cheol Lee
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Patent number: 11094468Abstract: A multilayer ceramic electronic component includes a ceramic body including dielectric layers and first and second internal electrodes alternately laminated with respective dielectric layers disposed therebetween to be exposed to first and second external surfaces of the ceramic body, and first and second external electrodes disposed on the first and second external surfaces of the ceramic body and connected to corresponding internal electrodes, among the first and second internal electrodes, respectively. The dielectric layer includes a portion, disposed between the first and second external electrodes, having a thickness of 3.5 micrometers or more to 3.7 micrometers or less.Type: GrantFiled: January 23, 2019Date of Patent: August 17, 2021Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: A Reum Jun, Hye Won Ryoo, Ho In Jun, Seok Keun Ahn, Ji Hye Yu, Gi Seok Jeong
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Patent number: 11062847Abstract: A method for manufacturing a capacitor component includes an operation of sintering under a moderately-or-more reducing atmosphere for hydrogen, a body in which a plurality of dielectric layers having internal electrodes printed thereon are laminated,; a first reoxidation operation of subjecting the sintered body to a first reoxidation heat treatment under an oxidizing atmosphere; and a second reoxidation operation of subjecting the body having undergone the first reoxidation heat treatment to a second reoxidation heat treatment under an oxidizing atmosphere.Type: GrantFiled: April 14, 2020Date of Patent: July 13, 2021Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hye Won Ryoo, Ji Hong Jo, Ho In Jun, Seok Keun Ahn, Ji Hye Yu, A Reum Jun, Gi Seok Jeong, Seon Young Yoo
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Patent number: 10854384Abstract: A multilayer ceramic electronic component includes: a ceramic body including a dielectric layer and first and second internal electrodes alternately exposed to first and second outer surfaces with the dielectric layer interposed therebetween; and first and second external electrodes disposed on the first and second outer surfaces of the ceramic body so as to be connected to the first and second internal electrodes, respectively. The first internal electrode has a plurality of first ends connected to the first external electrode and a first recessed region positioned between the plurality of first ends, the first recessed region at least partially filled with a dielectric material. The second internal electrode has a plurality of second ends connected to the second external electrode and a second recessed region positioned between the plurality of second ends, the second recessed region at least partially filled with the dielectric material.Type: GrantFiled: November 30, 2018Date of Patent: December 1, 2020Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Sun Cheol Lee, Gi Seok Jeong, Ho In Jun
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Publication number: 20200238047Abstract: According to the present invention, it is possible to provide a catheter capable of measuring the magnitude and direction of an external force applied to the front end of the catheter with a precise sensitivity by using information regarding the amount of change in the amount of light received by the optical fiber inside the catheter body.Type: ApplicationFiled: August 1, 2018Publication date: July 30, 2020Inventors: Chang Mo HWANG, Young Hak KIM, Gi Byoung NAM, Jae Soon CHOI, Gi Seok JEONG, So Yeon JIN
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Publication number: 20200243263Abstract: A method for manufacturing a capacitor component includes an operation of sintering under a moderately-or-more reducing atmosphere for hydrogen, a body in which a plurality of dielectric layers having internal electrodes printed thereon are laminated,; a first reoxidation operation of subjecting the sintered body to a first reoxidation heat treatment under an oxidizing atmosphere; and a second reoxidation operation of subjecting the body having undergone the first reoxidation heat treatment to a second reoxidation heat treatment under an oxidizing atmosphere.Type: ApplicationFiled: April 14, 2020Publication date: July 30, 2020Inventors: Hye Won Ryoo, Ji Hong Jo, Ho In Jun, Seok Keun Ahn, Ji Hye Yu, A Reum Jun, Gi Seok Jeong, Seon Young Yoo
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CATHETER FOR SENSING SHAPE AND CONTACT FORCE BY USING FBG OPTICAL FIBER AND CATHETER SYSTEM THEREFOR
Publication number: 20200238051Abstract: The present invention is advantageous in that the shape of the catheter can be sensed by detecting the position of bending of the catheter body, the direction thereof, the angle thereof, and the curvature thereof through a triplet calculation of information regarding three wavelengths that have undergone a transition along respective FBGs provided on three optical cores.Type: ApplicationFiled: August 1, 2018Publication date: July 30, 2020Inventors: Chang Mo HWANG, Young Hak KIM, Gi Byoung NAM, Jae Soon CHOI, Gi Seok JEONG, So Yeon JIN -
Publication number: 20200168397Abstract: A method for manufacturing a capacitor component includes an operation of sintering under a moderately-or-more reducing atmosphere for hydrogen, a body in which a plurality of dielectric layers having internal electrodes printed thereon are laminated,; a first reoxidation operation of subjecting the sintered body to a first reoxidation heat treatment under an oxidizing atmosphere; and a second reoxidation operation of subjecting the body having undergone the first reoxidation heat treatment to a second reoxidation heat treatment under an oxidizing atmosphere.Type: ApplicationFiled: February 15, 2019Publication date: May 28, 2020Inventors: Hye Won Ryoo, Ji Hong Jo, Ho In Jun, Seok Keun Ahn, Ji Hye Yu, A Reum Jun, Gi Seok Jeong, Seon Young Yoo
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Publication number: 20200155073Abstract: The present invention is a system for three-dimensionally mapping a heart, comprising: a mapping catheter including three or more optical cores each of which has a plurality of FBGs disposed in the lengthwise direction of a catheter body, and a plurality of electrodes disposed in the lengthwise direction of the catheter body and exposed on the outer circumferential surface of the catheter body, wherein the electrodes make contact with the inner wall of the heart; and a mapping processor for calculating coordinates of the FBGs by wavelength information of reflected light received from the three or more optical cores, and calculating coordinates of the electrodes from the coordinates of the FBGs so as to build a three-dimensional shape of the heart by using a sample point at which the plurality of electrodes make contact.Type: ApplicationFiled: February 5, 2018Publication date: May 21, 2020Inventors: Chang Mo HWANG, Young Hak KIM, Gi Byoung NAM, Jae Soon CHOI, Gi Seok JEONG
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Patent number: 10658115Abstract: A method for manufacturing a capacitor component includes an operation of sintering under a moderately-or-more reducing atmosphere for hydrogen, a body in which a plurality of dielectric layers having internal electrodes printed thereon are laminated; a first reoxidation operation of subjecting the sintered body to a first reoxidation heat treatment under an oxidizing atmosphere; and a second reoxidation operation of subjecting the body having undergone the first reoxidation heat treatment to a second reoxidation heat treatment under an oxidizing atmosphere.Type: GrantFiled: February 15, 2019Date of Patent: May 19, 2020Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hye Won Ryoo, Ji Hong Jo, Ho In Jun, Seok Keun Ahn, Ji Hye Yu, A Reum Jun, Gi Seok Jeong, Seon Young Yoo
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Publication number: 20200152388Abstract: A multilayer ceramic electronic component includes a ceramic body including dielectric layers and first and second internal electrodes alternately laminated with respective dielectric layers disposed therebetween to be exposed to first and second external surfaces of the ceramic body, and first and second external electrodes disposed on the first and second external surfaces of the ceramic body and connected to corresponding internal electrodes, among the first and second internal electrodes, respectively. The dielectric layer includes a portion, disposed between the first and second external electrodes, having a thickness of 3.5 micrometers or more to 3.7 micrometers or less.Type: ApplicationFiled: January 23, 2019Publication date: May 14, 2020Inventors: A Reum Jun, Hye Won Ryoo, Ho In Jun, Seok Keun Ahn, Ji Hye Yu, Gi Seok Jeong
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Publication number: 20200118759Abstract: A multi-layered ceramic electronic component includes: a ceramic body including a dielectric layer and first and second internal electrodes disposed to oppose each other with the dielectric layer interposed therebetween; and first and second external electrodes disposed outside of the ceramic body and electrically connected to the first and second internal electrodes, respectively, The first internal electrode is exposed from a first surface of the ceramic body and the second internal electrode is exposed from the a second surface opposing the first surface. The first internal electrode has a notch portion disposed inwardly of a portion facing the first surface and, and the second internal electrode has a notch portion disposed inwardly of a portion facing the second surface. Each of the notch portions and a margin portion of the ceramic body in a second direction and in a third direction are provided with a step absorption layer, respectively.Type: ApplicationFiled: August 22, 2019Publication date: April 16, 2020Inventors: Gi Seok JEONG, Ho In JUN, Sun Cheol LEE
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Publication number: 20200118749Abstract: A multilayer ceramic electronic component includes: a ceramic body including a dielectric layer and first and second internal electrodes alternately exposed to first and second outer surfaces with the dielectric layer interposed therebetween; and first and second external electrodes disposed on the first and second outer surfaces of the ceramic body so as to be connected to the first and second internal electrodes, respectively. The first internal electrode has a plurality of first ends connected to the first external electrode and a first recessed region positioned between the plurality of first ends, the first recessed region at least partially filled with a dielectric material. The second internal electrode has a plurality of second ends connected to the second external electrode and a second recessed region positioned between the plurality of second ends, the second recessed region at least partially filled with the dielectric material.Type: ApplicationFiled: November 30, 2018Publication date: April 16, 2020Inventors: Sun Cheol Lee, Gi Seok Jeong, Ho In Jun
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Publication number: 20200111612Abstract: A multilayer ceramic electronic component includes a ceramic body including a dielectric layer and a plurality of internal electrodes disposed to oppose each other with the dielectric layer interposed therebetween; and an external electrode, wherein the ceramic body comprises an active portion including a plurality of internal electrodes disposed to oppose each other with the dielectric layer interposed therebetween to form capacitance and a cover portion formed in upper and lower portions of the active portion, wherein a plurality of internal electrodes in the upper region and the lower region of the active portion is disposed inwardly of an outer side surface of the ceramic body to be spaced apart by a predetermined distance from the body portion, and the plurality of internal electrodes in the central region of the active portion and the internal electrodes having the same polarities are connected to each other via vias.Type: ApplicationFiled: August 12, 2019Publication date: April 9, 2020Inventors: Gi Seok JEONG, Sun Cheol LEE, Ho In JUN
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Publication number: 20190284517Abstract: The microfluidic chip according to an embodiment of the present invention may include a plate, a bridge channel formed in intaglio on one side of the plate, an inlet formed through the plate to communicate with one end of the bridge channel, an outlet formed through the plate to communicate with the other end of the bridge channel, and at least one well extending in an outward direction of the plate from the bridge channel to provide a space, wherein the bridge channel may be in the form of a curved line, a bent line, an arc, a circle, a spiral, or a polygon.Type: ApplicationFiled: November 10, 2017Publication date: September 19, 2019Inventors: Gi Seok JEONG, Changmo HWANG, Se-Jin JANG
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Publication number: 20140371562Abstract: The present disclosure relates to a flexible electrode and a method for manufacturing the same, more particularly to a flexible electrode which has good flexibility and biocompatibility as well as good solderability for attachment of electronic parts and, hence, is widely applicable in such fields as ubiquitous healthcare monitoring and a method for manufacturing the same.Type: ApplicationFiled: September 28, 2012Publication date: December 18, 2014Applicant: Korea University Research and Business FoundationInventors: Sang Hoon Lee, Gi-Seok Jeong, Dong Hyun Baek, Hachul Jung