Patents by Inventor Chang-Ryul Jung
Chang-Ryul Jung 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: 12286695Abstract: An Fe-based nanocrystalline alloy is represented by a Compositional Formula, FexBySizM?A?, wherein M is one or more elements selected from the group consisting of Nb, V, W, Ta, Zr, Hf, Ti, and Mo; A is one or more elements selected from the group consisting of Cu and Au, x, y, z, ?, and ? (based on atom %) satisfy the following conditions: 75%?x?81%, 7%?y?13%, and 4%?z?12%, and a peak in a differential scanning calorimetry (DSC) graph has a bimodal shape.Type: GrantFiled: November 10, 2017Date of Patent: April 29, 2025Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Sang Kyun Kwon, Chang Ryul Jung, Jong Ho Chung, Jung Young Cho
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Publication number: 20250104905Abstract: A coil component includes a body including a first surface and a second surface opposing in a first direction, and a third surface and a fourth surface opposing in a second direction; a coil disposed in the body; a first lead-out electrode connected to an external end of the coil and drawn out to the first surface; a second lead-out electrode connected to an internal end of the coil and drawn out to the second surface; a first external electrode disposed on the third surface, extending to the first surface and connected to the first lead-out electrode; and a second external electrode disposed on the third surface, extending to the second surface and connected to the second lead-out electrode, wherein a thickness of each of the first and second lead-out electrodes in the second direction is smaller than a thickness of the coil in the second direction.Type: ApplicationFiled: July 25, 2024Publication date: March 27, 2025Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Boum Seock Kim, Sang Jin Kim, Byeong Cheol Moon, Han Lee, Chang Ryul Jung
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Patent number: 12249685Abstract: An all-solid battery includes a body including a solid electrolyte layer and an anode layer and a cathode layer alternately stacked with the solid electrolyte layer interposed therebetween, and first and second external electrodes disposed on external surfaces of the body. The anode layer and the cathode layer include an active electrode material. The active electrode material included in the anode layer and the cathode layer is the same non-polar-based material.Type: GrantFiled: April 6, 2020Date of Patent: March 11, 2025Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Kyung Lock Kim, Chang Ryul Jung
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Patent number: 11848415Abstract: An all-solid-state battery includes a body including a solid electrolyte layer, and an anode layer and a cathode layer alternately stacked with the solid electrolyte layer interposed therebetween. A first external electrode is disposed on one side of the body and includes a first electrode layer and a first conductive resin layer disposed on the first electrode layer, and a second external electrode is disposed on another side of the body and includes a second electrode layer and a second conductive resin layer disposed on the second electrode layer. A protective layer is disposed on an entirety of an external surface of the body free of the first and second electrode layers and on the first and second electrode layers, and at least one opening is included in a region of the protective layer disposed on at least one of the first electrode layer and the second electrode layer.Type: GrantFiled: August 12, 2022Date of Patent: December 19, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Chang Ryul Jung, Kyung Lock Kim, Jong Sik Yoon, Chang Hak Choi, Byeong Cheol Moon
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Publication number: 20220384845Abstract: An all-solid-state battery includes a body including a solid electrolyte layer, and an anode layer and a cathode layer alternately stacked with the solid electrolyte layer interposed therebetween. A first external electrode is disposed on one side of the body and includes a first electrode layer and a first conductive resin layer disposed on the first electrode layer, and a second external electrode is disposed on another side of the body and includes a second electrode layer and a second conductive resin layer disposed on the second electrode layer. A protective layer is disposed on an entirety of an external surface of the body free of the first and second electrode layers and on the first and second electrode layers, and at least one opening is included in a region of the protective layer disposed on at least one of the first electrode layer and the second electrode layer.Type: ApplicationFiled: August 12, 2022Publication date: December 1, 2022Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Chang Ryul Jung, Kyung Lock Kim, Jong Sik Yoon, Chang Hak Choi, Byeong Cheol Moon
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Patent number: 11469444Abstract: An all-solid-state battery includes a body including a solid electrolyte layer, and an anode layer and a cathode layer alternately stacked with the solid electrolyte layer interposed therebetween. A first external electrode is disposed on one side of the body and includes a first electrode layer and a first conductive resin layer disposed on the first electrode layer, and a second external electrode is disposed on another side of the body and includes a second electrode layer and a second conductive resin layer disposed on the second electrode layer. A protective layer is disposed on an entirety of an external surface of the body free of the first and second electrode layers and on the first and second electrode layers, and at least one opening is included in a region of the protective layer disposed on at least one of the first electrode layer and the second electrode layer.Type: GrantFiled: March 16, 2020Date of Patent: October 11, 2022Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Chang Ryul Jung, Kyung Lock Kim, Jong Sik Yoon, Chang Hak Choi, Byeong Cheol Moon
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Patent number: 11104982Abstract: An Fe-based nanocrystalline alloy is represented by Composition Formula, (Fe(1-a)M1a)100-b-c-d-e-gM2bBcPdCueM3g, where M1 is at least one element selected from Co and Ni, M2 is at least one element selected from the group consisting of Nb, Mo, Zr, Ta, W, Hf, Ti, V, Cr, and Mn, M3 is at least one element selected from the group consisting of C, Si, Al, Ga, and Ge, and 0?a?0.5, 2?b?3, 9?c?11, 1?d?2, 0.6?e?1.5, and 9?g?11.Type: GrantFiled: June 14, 2018Date of Patent: August 31, 2021Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Sang Kyun Kwon, Han Wool Ryu, Chang Ryul Jung, Jong Ho Chung, Jong Suk Jeong, Chui Min Sim
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Publication number: 20210167418Abstract: An all-solid battery includes a body including a solid electrolyte layer and an anode layer and a cathode layer alternately stacked with the solid electrolyte layer interposed therebetween, and first and second external electrodes disposed on external surfaces of the body. The anode layer and the cathode layer include an active electrode material. The active electrode material included in the anode layer and the cathode layer is the same non-polar-based material.Type: ApplicationFiled: April 6, 2020Publication date: June 3, 2021Inventors: Kyung Lock KIM, Chang Ryul JUNG
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Publication number: 20210119248Abstract: An all-solid-state battery includes a body including a solid electrolyte layer, and an anode layer and a cathode layer alternately stacked with the solid electrolyte layer interposed therebetween. A first external electrode is disposed on one side of the body and includes a first electrode layer and a first conductive resin layer disposed on the first electrode layer, and a second external electrode is disposed on another side of the body and includes a second electrode layer and a second conductive resin layer disposed on the second electrode layer. A protective layer is disposed on an entirety of an external surface of the body free of the first and second electrode layers and on the first and second electrode layers, and at least one opening is included in a region of the protective layer disposed on at least one of the first electrode layer and the second electrode layer.Type: ApplicationFiled: March 16, 2020Publication date: April 22, 2021Inventors: Chang Ryul JUNG, Kyung Lock KIM, Jong Sik YOON, Chang Hak CHOI, Byeong Cheol MOON
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Patent number: 10374313Abstract: A multilayer electronic component includes a body and a coil. The body includes a plurality of sheets each containing magnetic powder particles. The coil includes an uppermost coil pattern disposed on a top surface of an uppermost sheet among the plurality of sheets, a lowermost coil pattern disposed on a bottom surface of a lowermost sheet among the plurality of sheets, and side coil patterns disposed on edges of central sheets disposed between the uppermost sheet and the lowermost sheet in a central portion of the body. The magnetic powder particles have shape anisotropy, and a major axes of the magnetic powder particles are aligned with each other within the body. A multilayer chip antenna can include the multilayer electronic component.Type: GrantFiled: October 10, 2016Date of Patent: August 6, 2019Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Soon Kwang Kwon, Chang Ryul Jung, Jung Wook Seo, In Gyu Kim
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Publication number: 20190100828Abstract: An Fe-based nanocrystalline alloy is represented by Composition Formula, (Fe(1-a)M1a)100-b-c-d-e-gM2bBcPdCueM3g, where M1 is at least one element selected from Co and Ni, M2 is at least one element selected from the group consisting of Nb, Mo, Zr, Ta, W, Hf, Ti, V, Cr, and Mn, M3 is at least one element selected from the group consisting of C, Si, Al, Ga, and Ge, and 0?a?0.5, 2?b?3, 9?c?11, 1?d?2, 0.6?e?1.5, and 9?g?11.Type: ApplicationFiled: June 14, 2018Publication date: April 4, 2019Inventors: Sang Kyun KWON, Han Wool RYU, Chang Ryul JUNG, Jong Ho CHUNG, Jong Suk JEONG, Chul Min SIM
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Publication number: 20180171444Abstract: An Fe-based nanocrystalline alloy is represented by a Compositional Formula, FexBySizM?A?, wherein M is one or more elements selected from the group consisting of Nb, V, W, Ta, Zr, Hf, Ti, and Mo; A is one or more elements selected from the group consisting of Cu and Au, x, y, z, ?, and ? (based on atom %) satisfy the following conditions: 75%?x?81%, 7%?y?13%, and 4%?z?12%, and a peak in a differential scanning calorimetry (DSC) graph has a bimodal shape.Type: ApplicationFiled: November 10, 2017Publication date: June 21, 2018Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Sang Kyun KWON, Chang Ryul JUNG, Jong Ho CHUNG, Jung Young CHO
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Patent number: 9793741Abstract: The present invention relates to a magnetic sheet, a wireless charging sheet, and a method for manufacturing a magnetic sheet. According to an embodiment of the present invention, a magnetic sheet used in a wireless charging sheet, which includes a metal sheet layer consisting of a plurality of divided segments; and an insulating material filled in a dividing space between the segments and forms a magnetic path of a magnetic field generated around a coil, is provided. Further, a wireless charging sheet and a method for manufacturing a magnetic sheet are provided.Type: GrantFiled: October 10, 2014Date of Patent: October 17, 2017Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Jeong Gu Yeo, Kang Ryong Choi, Dong Hyeok Choi, Sung Yong An, Chang Ryul Jung, Ji Man Ryu
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Publication number: 20170186527Abstract: A multilayer electronic component includes a body and a coil. The body includes a plurality of sheets each containing magnetic powder particles. The coil includes an uppermost coil pattern disposed on a top surface of an uppermost sheet among the plurality of sheets, a lowermost coil pattern disposed on a bottom surface of a lowermost sheet among the plurality of sheets, and side coil patterns disposed on edges of central sheets disposed between the uppermost sheet and the lowermost sheet in a central portion of the body. The magnetic powder particles have shape anisotropy, and a major axes of the magnetic powder particles are aligned with each other within the body. A multilayer chip antenna can include the multilayer electronic component.Type: ApplicationFiled: October 10, 2016Publication date: June 29, 2017Inventors: Soon Kwang KWON, Chang Ryul JUNG, Jung Wook SEO, In Gyu KIM
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Patent number: 9653797Abstract: Embodiments of the invention provide an antenna module for NFC. According to at least one embodiment, the antenna module includes an antenna sheet patterned with a loop coil of a conductive metal material, a magnetic shielding sheet comprising a metal sheet, which is embedded in a magnetic sheet, and an adhesive film interposed between the antenna sheet and the magnetic shielding sheet.Type: GrantFiled: July 18, 2014Date of Patent: May 16, 2017Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: No Il Park, Yong Il Kwon, Chang Ryul Jung, Seung Wook Park
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Patent number: 9496082Abstract: There are provided a coil substrate which includes a coil for wireless charging and an antenna and is capable of increasing charging efficiency, and an electronic device including the same. The coil substrate according to embodiments of the invention may include a coil pattern; a dummy part formed around the coil pattern; and at least one penetration part formed in the dummy part or in a central portion of the coil pattern.Type: GrantFiled: May 7, 2013Date of Patent: November 15, 2016Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: No Il Park, Chang Ryul Jung, Hak Kwan Kim, Sung Yong An
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Patent number: 9472340Abstract: The present invention relates to a coil type unit for wireless power transmission, a wireless power transmission device, an electronic device, and a manufacturing method of a coil type unit for wireless power transmission. A coil type unit for wireless power transmission of the present invention includes a coil portion having a coil pattern on a substrate; a magnetic portion having the coil portion attached to one surface thereof and a conductive pattern formed thereon; an adhesive portion interposed between the magnetic portion and the coil portion to mutually bond the magnetic portion and the coil portion; and a conductive hole for electrically connecting the coil pattern and the conductive pattern, wherein the adhesive portion is formed on one surface of the magnetic portion having the conductive pattern thereon while being formed in an area other than the area in which the conductive pattern is formed.Type: GrantFiled: July 15, 2014Date of Patent: October 18, 2016Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: No Il Park, Seung Wook Park, Chang Bae Lee, Chang Ryul Jung
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Patent number: 9424983Abstract: There is provided a thin film coil, including a thin type coil pattern, and a coil lead-out portion including a lead-out line traversing the coil pattern from a central portion thereof and electrically connecting the central portion of the coil pattern to the outside thereof and a conductive adhesive layer electrically connecting the central portion of the coil pattern to the lead-out line.Type: GrantFiled: May 16, 2013Date of Patent: August 23, 2016Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Kang Ryong Choi, Sung Yong An, Jeong Gu Yeo, Chang Ryul Jung
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Patent number: 9385547Abstract: There are provided a wireless charging apparatus and an electronic apparatus including the same, and more particularly, a wireless charging apparatus in which a wireless charging coil is integrally formed with a case and an electronic apparatus including the same, the wireless charging apparatus including a case forming an exterior of a product and containing a magnetic powder, and a coil pattern formed on an outer surface of the case.Type: GrantFiled: February 7, 2013Date of Patent: July 5, 2016Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jae Hyuk Jang, No Il Park, Chang Ryul Jung, Hak Kwan Kim
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Patent number: 9236198Abstract: A chip-type electric double layer capacitor includes: a resin case having a housing space provided therein and formed of insulating resin; first and second external terminals inserted into the resin case by insert injection molding, each having a first portion exposed to an outer surface of the resin case for external contact and a second portion exposed to an inner surface of the housing space for internal contact; a sealing portion including a groove portion provided in the resin case along a circumference of at least one of the first and second external terminals and a resin filling the groove portion; and an electric double layer capacitor cell mounted in the housing space and electrically connected to the second portion of the first and second external terminals.Type: GrantFiled: April 29, 2014Date of Patent: January 12, 2016Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Chang Ryul Jung, Sung Ho Lee, Dong Sup Park, Hyun Chul Jung, Yeong Su Cho, Sang Kyun Lee