Patents by Inventor Ki-Sang Lim
Ki-Sang Lim 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: 11605889Abstract: Proposed is a combo antenna module which laminates a loop coil and an antenna sheet to configure a combo antenna, thereby preventing the degree of design freedom from being lowered and minimizing the manufacturing cost. The proposed combo antenna module includes a magnetic sheet, a loop coil disposed on the upper surface of the magnetic sheet, and an antenna sheet having the area smaller than that of the magnetic sheet, and disposed on the upper surface of the magnetic sheet, in which the antenna sheet overlaps a part of the loop coil.Type: GrantFiled: July 5, 2019Date of Patent: March 14, 2023Assignee: AMOTECH CO., LTD.Inventors: Hyung Il Baek, Joo Seung Maeng, Ki Sang Lim, Seong Hyun Kim, Eui Jin Jeong, Du Hyun Song, Kil Jae Jang, Ki-Chul Kim, Jin Won Noh
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Patent number: 11251527Abstract: Provided is an antenna module in which magnetic sheets are disposed on one surface and the other surface of an antenna sheet having a plurality of radiation patterns formed thereon, and an overlapping area between the magnetic sheets is formed to maximize antenna performance for electronic payment, short-range communication, and wireless charging. The provided antenna module comprises: the antenna sheet having radiation patterns formed thereon; a first magnetic sheet disposed on one side of the antenna sheet; and a second magnetic sheet disposed on the other side of the antenna sheet, wherein the first magnetic sheet and the second magnetic sheet form an overlapping area.Type: GrantFiled: October 31, 2018Date of Patent: February 15, 2022Assignee: AMOTECH CO., LTD.Inventors: Jin Won Noh, Hyung Il Baek, Joo-Seung Maeng, Ki Sang Lim, Seong Hyun Kim, Chung Ha Back, Eui Jin Jeong, Du Hyun Song
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Publication number: 20210280976Abstract: Proposed is a combo antenna module which laminates a loop coil and an antenna sheet to configure a combo antenna, thereby preventing the degree of design freedom from being lowered and minimizing the manufacturing cost. The proposed combo antenna module includes a magnetic sheet, a loop coil disposed on the upper surface of the magnetic sheet, and an antenna sheet having the area smaller than that of the magnetic sheet, and disposed on the upper surface of the magnetic sheet, in which the antenna sheet overlaps a part of the loop coil.Type: ApplicationFiled: July 5, 2019Publication date: September 9, 2021Applicant: AMOTECH CO., LTD.Inventors: Hyung Il BAEK, Joo Seung MAENG, Ki Sang LIM, Seong Hyun KIM, Eui Jin JEONG, Du Hyun SONG, Kil Jae JANG, Ki-Chul KIM, Jin Won NOH
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Patent number: 11114764Abstract: Disclosed is an antenna module that combines a vertical winding type antenna and a horizontal winding type antenna, thus minimizing a mounting space, manufacturing costs, and design considerations. That is, the antenna module combines the vertical winding type antenna and the horizontal winding type antenna to form an antenna for resonating in the first frequency band and the second frequency band, and an antenna for wireless power transmission, thus implementing antenna performance that is equal to or greater than that of the multi-band antenna composed of the horizontal winding type radiation pattern while minimizing a mounting space.Type: GrantFiled: February 3, 2017Date of Patent: September 7, 2021Assignee: AMOTECH CO., LTD.Inventors: Jin-Won Noh, Hyung-Il Baek, Beom-Jin Kim, Ki-Sang Lim
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Publication number: 20210184354Abstract: Provided is an antenna module in which magnetic sheets are disposed on one surface and the other surface of an antenna sheet having a plurality of radiation patterns formed thereon, and an overlapping area between the magnetic sheets is formed to maximize antenna performance for electronic payment, short-range communication, and wireless charging. The provided antenna module comprises: the antenna sheet having radiation patterns formed thereon; a first magnetic sheet disposed on one side of the antenna sheet; and a second magnetic sheet disposed on the other side of the antenna sheet, wherein the first magnetic sheet and the second magnetic sheet form an overlapping area.Type: ApplicationFiled: October 31, 2018Publication date: June 17, 2021Applicant: AMOTECH CO., LTD.Inventors: Jin Won NOH, Hyung Il BAEK, Joo-Seung MAENG, Ki Sang LIM, Seong Hyun KIM, Chung Ha BACK, Eui Jin JEONG, Du Hyun SONG
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Patent number: 10680313Abstract: The present disclosure relates to an antenna module performing near field communication such as NFC and MST, and disclosed is a stacked antenna module that interposes an electromagnetic wave shielding sheet between a lower stacked flexible sheet and an upper stacked flexible sheet in order to implement performance that is equal to or better than that of the conventional antenna upon mounting on a portable terminal composed of a metal material cover, and implements an antenna pattern that winds an electromagnetic wave shielding sheet in the vertical direction thereof by connecting a first radiation pattern and a second radiation pattern formed on the lower stacked flexible sheet and the upper stacked flexible sheet, respectively, through a connector that penetrates the electromagnetic wave shielding sheet.Type: GrantFiled: January 6, 2017Date of Patent: June 9, 2020Assignee: AMOTECH CO., LTD.Inventors: Joo-Seung Maeng, Ki-Sang Lim, Jin-Won Noh, Hyung-Il Baek, Beom-Jin Kim, Yong-Ho Hwang
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Patent number: 10601136Abstract: The antenna module disclosed, as the antenna module formed with a type of a flexible printed circuit board, and mounted adjacent to an end portion of a mobile terminal, includes a lower layer sheet mounted on the mobile terminal, and having a first radiation pattern formed on the lower layer sheet; an electromagnetic wave shielding sheet with an area narrower than the lower layer sheet, and layered on an top of the lower layer sheet; an upper layer sheet layered on an top of the electromagnetic wave shielding sheet, and having a second radiation pattern formed on the upper layer sheet, a part of both ends of the upper layer sheet being attached to the lower layer sheet; and a connecting portion connecting the first radiation pattern and the second radiation pattern.Type: GrantFiled: July 7, 2016Date of Patent: March 24, 2020Assignee: AMOTECH CO., LTD.Inventors: Ki-Sang Lim, Jin-Won Noh, Hyung-IL Baek, Beom-Jin Kim, Yong-Ho Hwang
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Patent number: 10511103Abstract: The present invention suggests an antenna module in which a radiation pattern is alternately formed on an upper surface and a lower surface of a shielding sheet to be wound on the shielding sheet in a vertical direction, and a portable device having the same. In the suggested antenna module, the radiation pattern is alternately formed on the upper surface and the lower surface of the shielding sheet in the vertical direction of the shielding sheet, and the portable device comprises the antenna module having a radiation pattern formed along a short side direction of a back cover formed of a metal material, and mounted to be biased from the center of the back cover to the short side direction.Type: GrantFiled: March 10, 2016Date of Patent: December 17, 2019Assignee: AMOTECH CO., LTD.Inventors: Jin-Won Noh, Hyung-Il Baek, Beom-Jin Kim, Ki-Sang Lim, Yong-Ho Hwang
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Publication number: 20190067819Abstract: Disclosed is an antenna module that combines a vertical winding type antenna and a horizontal winding type antenna, thus minimizing a mounting space, manufacturing costs, and design considerations. That is, the antenna module combines the vertical winding type antenna and the horizontal winding type antenna to form an antenna for resonating in the first frequency band and the second frequency band, and an antenna for wireless power transmission, thus implementing antenna performance that is equal to or greater than that of the multi-band antenna composed of the horizontal winding type radiation pattern while minimizing a mounting space.Type: ApplicationFiled: February 3, 2017Publication date: February 28, 2019Inventors: Jin-Won NOH, Hyung-IL BAEK, Beom-Jin KIM, Ki-Sang LIM
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Publication number: 20190020101Abstract: The present disclosure relates to an antenna module performing near field communication such as NFC and MST, and disclosed is a stacked antenna module that interposes an electromagnetic wave shielding sheet between a lower stacked flexible sheet and an upper stacked flexible sheet in order to implement performance that is equal to or better than that of the conventional antenna upon mounting on a portable terminal composed of a metal material cover, and implements an antenna pattern that winds an electromagnetic wave shielding sheet in the vertical direction thereof by connecting a first radiation pattern and a second radiation pattern formed on the lower stacked flexible sheet and the upper stacked flexible sheet, respectively, through a connector that penetrates the electromagnetic wave shielding sheet.Type: ApplicationFiled: January 6, 2017Publication date: January 17, 2019Applicant: Amotech Co., Ltd.Inventors: Joo-Seung MAENG, Ki-Sang LIM, Jin-Won NOH, Hyung-Il BAEK, Beom-Jin KIM, Yong-Ho HWANG
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Publication number: 20180248271Abstract: The present invention suggests an antenna module in which a radiation pattern is alternately formed on an upper surface and a lower surface of a shielding sheet to be wound on the shielding sheet in a vertical direction, and a portable device having the same. In the suggested antenna module, the radiation pattern is alternately formed on the upper surface and the lower surface of the shielding sheet in the vertical direction of the shielding sheet, and the portable device comprises the antenna module having a radiation pattern formed along a short side direction of a back cover formed of a metal material, and mounted to be biased from the center of the back cover to the short side direction.Type: ApplicationFiled: March 10, 2016Publication date: August 30, 2018Inventors: Jin-Won NOH, Hyung-IL BAEK, Beom-Jin KIM, Ki-Sang LIM, Yong-Ho HWANG
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Publication number: 20180219291Abstract: The antenna module disclosed, as the antenna module formed with a type of a flexible printed circuit board, and mounted adjacent to an end portion of a mobile terminal, includes a lower layer sheet mounted on the mobile terminal, and having a first radiation pattern formed on the lower layer sheet; an electromagnetic wave shielding sheet with an area narrower than the lower layer sheet, and layered on an top of the lower layer sheet; an upper layer sheet layered on an top of the electromagnetic wave shielding sheet, and having a second radiation pattern formed on the upper layer sheet, a part of both ends of the upper layer sheet being attached to the lower layer sheet; and a connecting portion connecting the first radiation pattern and the second radiation pattern.Type: ApplicationFiled: July 7, 2016Publication date: August 2, 2018Inventors: Ki-Sang LIM, Jin-Won NOH, Hyung-IL BAEK, Beom-Jin KIM, Yong-Ho HWANG
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Publication number: 20160056536Abstract: This invention relates to an electromagnetic wave absorption sheet and an antenna module having the same, wherein a first electromagnetic wave absorption sheet and a second electromagnetic wave absorption sheet are stacked to overlap each other on one surface of an antenna unit, and the first and the second electromagnetic wave absorption sheet have different permeabilities, thereby simplifying the assembly process, significantly decreasing the defect of an outer appearance, increasing productivity, and enhancing both near field wireless communication performance and wireless power charging performance.Type: ApplicationFiled: February 13, 2014Publication date: February 25, 2016Applicant: AMOTECH CO., LTD.Inventors: Jong-Ho Park, Ki-Sang Lim, Eul-Young Jung, Hyung-Il Baek, Beom-Jin Kim