公开(公告)号：US20210241956A1

公开(公告)日：2021-08-05

申请号：US17265559

申请日：2019-08-14

申请人： AMOSENSE CO., LTD.

发明人： Kil Jae JANG ,  Dong Hoon LEE

IPC分类号： H01F10/26 ,  H01F41/32 ,  H01F41/02 ,  H02J50/70 ,  H02J50/20 ,  H01F38/14 ,  H01F27/36

摘要： Provided are a roll-shaped magnetic field shielding sheet, a method of manufacturing a magnetic field shielding sheet, and an antenna module using the same, which can improve the efficiency of the overall production process by improving a heat treatment process for a thin film magnetic sheet. The magnetic field shielding sheet includes: at least one thin film magnetic sheet; an insulating layer or insulating layers formed on one or either side of the at least one thin film magnetic sheet; and an adhesive layer formed between the insulating layers of the adjacent thin film magnetic sheets to laminate and bond the thin film magnetic sheets, wherein the thin film magnetic sheet is flake-treated to be divided into a plurality of magnetic substance fragments.

公开(公告)号：US20170372837A1

公开(公告)日：2017-12-28

申请号：US15538613

申请日：2015-11-23

申请人： AMOSENSE CO., LTD.

发明人： Chun Gul LEE ,  Kil Jae JANG ,  Dong Hoon LEE ,  Min Sik JANG ,  Ki Chul KIM ,  Jong Ho PARK

IPC分类号： H01F38/14 ,  H02J7/02 ,  H02J50/10

摘要： Provided are an attractor for PMA wireless charging type wireless power reception module and a manufacturing method thereof, and a wireless power reception module having the same. The attractor for PMA wireless charging type wireless power reception module according to an embodiment of the present invention comprises: a wireless power reception module; and a thin magnetic piece formed of a magnetic material having a saturation magnetic flux density of 0.5 tesla or more such that a change in the voltage value of a hall sensor of a certain value or more can be detected in both an aligned state when a wireless power transmission module is aligned and a non-aligned state when the wireless power reception module is not in line with the wireless power transmission module within a non-alignment region having a certain area including the aligned state.

公开(公告)号：US20160081240A1

公开(公告)日：2016-03-17

申请号：US14952819

申请日：2015-11-25

申请人： AMOSENSE CO., LTD.

发明人： Dong Hoon LEE ,  Kil Jae JANG

IPC分类号： H05K9/00 ,  H01Q7/06 ,  H04B5/00 ,  H01F38/14 ,  H02J7/02

CPC分类号： H05K9/0075 ,  B32B37/12 ,  B32B37/18 ,  B32B38/0004 ,  H01F27/365 ,  H01F38/14 ,  H01Q7/06 ,  H01Q7/08 ,  H02J5/005 ,  H02J7/0042 ,  H02J7/0052 ,  H02J7/025 ,  H02J50/12 ,  H02J50/70 ,  H04B5/0037 ,  H05K9/0081 ,  H05K9/0088 ,  Y10T156/10 ,  Y10T428/249955 ,  Y10T428/249956 ,  Y10T428/25 ,  Y10T428/2848

摘要： Provided are a magnetic field shield sheet for a wireless charger, a method of manufacturing the sheet, and a receiver for the wireless charger by using the sheet. The sheet includes at least one layer thin magnetic sheet made of an amorphous ribbon separated into a plurality of fine pieces; a protective film that is adhered on one surface of the thin magnetic sheet via a first adhesive layer provided on one side of the protective film; and a double-sided tape that is adhered on the other surface of the thin magnetic sheet via a second adhesive layer provided on one side of the double-sided adhesive tape, wherein gaps among the plurality of fine pieces are filled by some parts of the first and second adhesive layers, to thereby isolate the plurality of fine pieces.

摘要翻译： 提供一种用于无线充电器的磁场屏蔽片，制造片材的方法，以及通过使用片材的无线充电器的接收器。 所述片材包括至少一层由分离成多个细片的无定形带制成的薄磁片; 经由设置在保护膜一侧的第一粘合剂层粘附在薄磁片的一个表面上的保护膜; 以及双面胶带，其经由设置在双面胶带一侧的第二胶粘剂层粘附在薄磁片的另一表面上，其中多个细片之间的间隙由 第一和第二粘合剂层，从而隔离多个细碎片。

公开(公告)号：US20180279517A1

公开(公告)日：2018-09-27

申请号：US15541463

申请日：2015-12-29

申请人： AMOSENSE CO., LTD

发明人： Kil Jae JANG ,  Dong Hoon LEE ,  Min Sik JANG

IPC分类号： H05K9/00 ,  H01F27/36 ,  H01F38/14 ,  H01Q7/06 ,  H01Q1/38 ,  H01Q21/28 ,  H02J50/12 ,  H02J50/70

CPC分类号： H05K9/0075 ,  H01F27/2804 ,  H01F27/365 ,  H01F38/14 ,  H01F2027/2809 ,  H01Q1/243 ,  H01Q1/38 ,  H01Q1/521 ,  H01Q7/00 ,  H01Q7/06 ,  H01Q21/28 ,  H02J50/12 ,  H02J50/70 ,  H04B5/0031 ,  H04B5/0037 ,  H05K9/0088

摘要： A magnetic field shielding sheet and a wireless power transfer module that includes the same are provided. The magnetic field shielding sheet, according to an exemplary embodiment of the present invention, which is applied to a combo-type antenna unit that includes at least two antennas using different frequency bands of magnetic fields, comprises: a first sheet layer that includes a metal component that shields a first frequency band of a magnetic field and concentrates the magnetic field in a designated direction; a second sheet layer that shields a second frequency band of a magnetic field and concentrates the magnetic field in a designated direction; and a micro-piece separation and oxidation preventing member provided on a side surface of the first sheet layer in order to prevent a micro-piece from being separated from the side surface of the first sheet or to prevent the side surface from being oxidized. According to the present invention, by virtue of the micro-piece separation and oxidation preventing member provided on the side surface of the first sheet layer, it is possible to prevent the side surface from being oxidized and to prevent short-circuiting due to particles.

公开(公告)号：US20180269716A1

公开(公告)日：2018-09-20

申请号：US15525044

申请日：2015-11-06

申请人： AMOSENSE CO., LTD.

发明人： Kil Jae JANG ,  Dong Hoon LEE ,  Min Sik JANG ,  Ki Chul KIM ,  Jong Ho PARK

IPC分类号： H02J50/10 ,  H01F27/36 ,  H02J50/40 ,  H02J7/02 ,  H02J50/70

CPC分类号： H02J50/10 ,  H01F27/36 ,  H01F38/14 ,  H02J7/025 ,  H02J50/00 ,  H02J50/40 ,  H02J50/70

摘要： Provided is a transmission device for a wireless charger. A transmission device for a wireless charger in accordance with exemplary embodiments of the present invention comprises: a plurality of planar coils which transmit a wireless power signal for wireless charging and which are arranged so as to be at least partially overlapped with each other; a shielding sheet which has an attachment surface to which a part or all of the planar coils are fixed by the medium of an adhesive layer, and which shields a magnetic field generated from the planar coils; and a height deviation compensation means which is provided on the attachment surface and which compensates for individual height deviation between each planar coil and the attachment surface.

公开(公告)号：US20170358393A1

公开(公告)日：2017-12-14

申请号：US15531209

申请日：2015-11-26

申请人： AMOSENSE CO., LTD.

发明人： Kil Jae JANG ,  Min Sik JANG ,  Dong Hoon LEE

IPC分类号： H01F27/36 ,  H01F38/14 ,  H02J50/10 ,  H01F27/28 ,  H02J7/02

CPC分类号： H01F27/365 ,  H01F27/2885 ,  H01F38/14 ,  H02J7/025 ,  H02J50/10 ,  H02J50/12 ,  H02J50/40

摘要： A wireless charging module is provided. A wireless charging module according to an exemplary embodiment of the present invention comprises at least one wireless charging coil unit fixed to one surface of a shielding sheet, wherein the shielding sheet comprises: a ferrite sheet for shielding a magnetic field generated by a wireless high frequency signal, the ferrite sheet being formed of a plate-shaped member having a certain area; and position maintaining members attached to the upper surface and the lower surface of the ferrite sheet, respectively, such that, even when the ferrite sheet is broken into pieces by an external impact, the positions of the pieces of the broken ferrite sheet are maintained.

公开(公告)号：US20160081239A1

公开(公告)日：2016-03-17

申请号：US14952711

申请日：2015-11-25

申请人： AMOSENSE CO., LTD.

发明人： Dong Hoon LEE ,  Kil Jae JANG

IPC分类号： H05K9/00 ,  H01Q7/08 ,  H02J7/02 ,  H01F38/14 ,  H04B5/00

CPC分类号： H05K9/0075 ,  B32B37/12 ,  B32B37/18 ,  B32B38/0004 ,  H01F27/365 ,  H01F38/14 ,  H01Q7/06 ,  H01Q7/08 ,  H02J5/005 ,  H02J7/0042 ,  H02J7/0052 ,  H02J7/025 ,  H02J50/12 ,  H02J50/70 ,  H04B5/0037 ,  H05K9/0081 ,  H05K9/0088 ,  Y10T156/10 ,  Y10T428/249955 ,  Y10T428/249956 ,  Y10T428/25 ,  Y10T428/2848

摘要： Provided are a magnetic field shield sheet for a wireless charger, a method of manufacturing the sheet, and a receiver for the wireless charger by using the sheet. The sheet includes at least one layer thin magnetic sheet made of an amorphous ribbon separated into a plurality of fine pieces; a protective film that is adhered on one surface of the thin magnetic sheet via a first adhesive layer provided on one side of the protective film; and a double-sided tape that is adhered on the other surface of the thin magnetic sheet via a second adhesive layer provided on one side of the double-sided adhesive tape, wherein gaps among the plurality of fine pieces are filled by some parts of the first and second adhesive layers, to thereby isolate the plurality of fine pieces.

公开(公告)号：US20160106012A1

公开(公告)日：2016-04-14

申请号：US14891797

申请日：2014-05-27

申请人： AMOSENSE CO., LTD.

发明人： Kil Jae JANG ,  Dong Hoon LEE ,  Ki Chul KIM

IPC分类号： H05K9/00 ,  G06F1/20 ,  G06F1/16 ,  H04B1/3888

CPC分类号： H05K9/0083 ,  B32B2307/212 ,  G06F1/1643 ,  G06F1/1656 ,  G06F1/203 ,  G06F3/041 ,  G06F2203/04108 ,  H04B1/3888 ,  H05K9/0086 ,  H05K9/0088

摘要： A magnetic field shielding sheet includes: a magnetic field shielding main sheet disposed on the back of the digitizer to thus prevent affecting the digitizer; and a magnetic field shielding sub-sheet laminated in a dual on at least one of four side edges of the magnetic field shielding main sheet, and to prevent affecting the digitizer by the magnesium frame inside the portable terminal, wherein the magnetic field shielding main sheet includes a shielding layer made of a plurality of pieces, a cover layer adhered to one surface of the shielding layer, and a double-sided tape adhered to the other surface of the shielding layer. A magnetic field arising from various components incorporated in a portable terminal device is shielded by the magnetic field shielding main sheet while the magnetic field shielding sub-sheet prevents a digitizer from being affected by a magnesium frame, thereby enhancing performance of the digitizer.

摘要翻译： 磁场屏蔽片包括：设置在数字转换器背面的磁场屏蔽主片，从而防止影响数字化仪; 以及在磁场屏蔽主片的四个侧边缘中的至少一个侧面上叠层成双重的磁场屏蔽子片，并且防止便携式终端内的镁框架影响数字化仪，其中磁场屏蔽主片 包括由多个片制成的屏蔽层，粘附到屏蔽层的一个表面的覆盖层和粘附到屏蔽层的另一个表面的双面胶带。 通过磁场屏蔽主板屏蔽由便携式终端装置中的各种部件产生的磁场，同时磁场屏蔽子片防止数字转换器受到镁框架的影响，从而提高数字化仪的性能。

公开(公告)号：US20150342099A1

公开(公告)日：2015-11-26

申请号：US14652960

申请日：2013-12-27

申请人： AMOSENSE CO., LTD.

发明人： Kil Jae JANG ,  Dong Hoon LEE ,  Ki Chul KIM

IPC分类号： H05K9/00

CPC分类号： H05K9/0075 ,  B32B7/12 ,  B32B15/04 ,  B32B2307/208 ,  B32B2307/702 ,  B32B2307/704 ,  H01F1/16 ,  H01F1/34 ,  H01Q1/52 ,  H01Q17/00 ,  H05K9/0081 ,  Y10T156/10 ,  Y10T428/25 ,  Y10T428/26 ,  Y10T428/2804 ,  Y10T428/2848 ,  Y10T428/32

摘要： Provided are an electromagnetic wave absorbing sheet which is a thin film and a low cost and has an excellent electromagnetic wave absorbing rate, a method of manufacturing the same, and an electronic device using the same. The electromagnetic wave absorbing sheet includes: at least one layer thin-film magnetic sheet which is separated into a plurality of fine pieces; a protective film that is adhered on one surface of the thin-film magnetic sheet; and a double-sided tape that is adhered on the other surface of the thin-film magnetic sheet.

摘要翻译： 提供一种电磁波吸收片，其是薄膜，低成本且具有优异的电磁波吸收速率，其制造方法和使用该电磁波吸收片的电子装置。 电磁波吸收片包括：分离成多个细片的至少一层薄膜磁性片; 粘附在薄膜磁性片的一个表面上的保护膜; 以及粘附在薄膜磁性片的另一个表面上的双面胶带。

公开(公告)号：US20150334886A1

公开(公告)日：2015-11-19

申请号：US14651408

申请日：2013-12-13

申请人： AMOSENSE CO., LTD.

发明人： Kil Jae JANG ,  Dong Hoon LEE ,  Ki Chul KIM

IPC分类号： H05K9/00

CPC分类号： H05K9/0086 ,  B32B7/06 ,  B32B7/12 ,  B32B27/06 ,  B32B27/36 ,  B32B2307/212 ,  B32B2307/702 ,  B32B2457/00 ,  Y10T156/10 ,  Y10T428/24851

摘要： Provided is a magnetic field shielding sheet including: an amorphous ribbon which is formed into a plurality of pieces; a cover layer which is bonded on one surface of the amorphous ribbon; a double-sided tape which is adhered on the other surface of the amorphous ribbon; and an adhesive film which is filled in gaps between the plurality of pieces, to prevent water from penetrating into the gaps. Accordingly, the amorphous ribbon is prevented from being oxidized with no result of causing an appearance problem and lowering shielding performance, due to oxidizing of the amorphous ribbon.

摘要翻译： 提供一种磁场屏蔽片，其包括：形成为多个片的非晶质带; 粘合在所述非晶带的一个表面上的覆盖层; 粘合在非晶带的另一个表面上的双面胶带; 以及填充在多个片之间的间隙中的粘合膜，以防止水渗透到间隙中。 因此，由于无定形带的氧化，防止非晶带被氧化，不会引起外观问题并降低屏蔽性能。