公开(公告)号：US20110203835A1

公开(公告)日：2011-08-25

申请号：US13064933

申请日：2011-04-27

申请人： Kazumi Yamamoto ,  Tetsuya Kimura

发明人： Kazumi Yamamoto ,  Tetsuya Kimura

IPC分类号： H05K1/00 ,  B32B27/32 ,  B05D5/12 ,  B05D5/00 ,  B05D3/02 ,  B05D3/12 ,  B05D3/00 ,  H01B3/00

CPC分类号： H05K9/0075 ,  H01F1/26 ,  H01F1/37 ,  H05K9/0083

摘要： There are provided a soft magnetic material in the form of particles for suppressing occurrence of electromagnetic interference which is capable of exhibiting the suppressing effect in a broad frequency range from a low frequency band to a high frequency band, as well as an electromagnetic interference suppressing sheet using the material. When a conductive magnetic filler prepared by mixing a conductive carbon with soft magnetic particles at a volume ratio of 3 to 10:50 to 70 is highly filled in a sheet material, there can be obtained an electromagnetic interference suppressing sheet which is suitable for high-density mounting to electronic equipments, has an excellent electromagnetic absorption in a near electromagnetic field, and is fully suppressed from undergoing electromagnetic reflection thereon.

摘要翻译： 提供了一种用于抑制电磁干扰发生的微粒形式的软磁材料，其能够在从低频带到高频带的宽频率范围内具有抑制效果，以及电磁干扰抑制片 使用材料。 当通过将导电碳与体积比为3〜10:50〜70的软磁性粒子混合而成的导电性磁性填料高度填充在片状材料中时，可以得到适合于高分子量的电磁干扰抑制片， 密度安装到电子设备，在近电磁场中具有优异的电磁吸收，并且被完全抑制在其上进行电磁反射。

公开(公告)号：US20090114440A1

公开(公告)日：2009-05-07

申请号：US11883881

申请日：2007-01-18

申请人： Kazumi Yamamoto ,  Tetsuya Kimura

发明人： Kazumi Yamamoto ,  Tetsuya Kimura

IPC分类号： H05K9/00 ,  H01B1/18

CPC分类号： H05K9/0075 ,  H01F1/26 ,  H01F1/37 ,  H05K9/0083

摘要： There are provided a soft magnetic material in the form of particles for suppressing occurrence of electromagnetic interference which is capable of exhibiting the suppressing effect in a broad frequency range from a low frequency band to a high frequency band, as well as an electromagnetic interference suppressing sheet using the material. When a conductive magnetic filler prepared by mixing a conductive carbon with soft magnetic particles at a volume ratio of 3 to 10:50 to 70 is highly filled in a sheet material, there can be obtained an electromagnetic interference suppressing sheet which is suitable for high-density mounting to electronic equipments, has an excellent electromagnetic absorption in a near electromagnetic field, and is fully suppressed from undergoing electromagnetic reflection thereon.

摘要翻译： 提供了一种用于抑制电磁干扰发生的微粒形式的软磁材料，其能够在从低频带到高频带的宽频率范围内具有抑制效果，以及电磁干扰抑制片 使用材料。 当通过将导电碳与体积比为3〜10:50〜70的软磁性粒子混合而成的导电性磁性填料高度填充在片状材料中时，可以得到适合于高分子量的电磁干扰抑制片， 密度安装到电子设备，在近电磁场中具有优异的电磁吸收，并且被完全抑制在其上进行电磁反射。

公开(公告)号：US09394204B2

公开(公告)日：2016-07-19

申请号：US13482100

申请日：2012-05-29

申请人： Tetsuya Kimura ,  Tomohiro Dote ,  Kazumi Yamamoto ,  Takanori Doi ,  Yoji Okano

发明人： Tetsuya Kimura ,  Tomohiro Dote ,  Kazumi Yamamoto ,  Takanori Doi ,  Yoji Okano

IPC分类号： B32B3/30 ,  C04B35/26 ,  C04B35/622 ,  C04B35/634 ,  H01F41/16 ,  H01Q17/00 ,  H01F1/34

CPC分类号： C04B35/62218 ,  C04B35/265 ,  C04B35/63408 ,  C04B2235/3234 ,  C04B2235/3279 ,  C04B2235/3281 ,  C04B2235/3284 ,  C04B2235/5445 ,  C04B2235/602 ,  C04B2235/6025 ,  C04B2235/77 ,  C04B2235/945 ,  C04B2235/963 ,  H01F1/344 ,  H01F41/16 ,  H01Q17/00 ,  Y10T428/24355 ,  Y10T428/31609

摘要： The present invention relates to a molded ferrite sheet having opposing surfaces and a thickness in a range of 30 μm to 430 μm, at least one surface of said opposing surfaces having the following surface roughness characteristics (a) to (c): (a) a center line average roughness is in a range of 170 nm to 800 nm, (b) a maximum height is in a range of 3 μm to 10 μm, and (c) an area occupancy rate of cross-sectional area taken along a horizontal plane at a depth of 50% of the maximum height in a square of side 100 μm is in a range of 10 to 80%.

摘要翻译： 本发明涉及具有相对表面并且厚度在30μm至430μm范围内的模制铁氧体片，所述相对表面的至少一个表面具有以下表面粗糙度特性（a）至（c）：（a） 中心线平均粗糙度在170nm至800nm的范围内，（b）最大高度在3μm至10μm的范围内，（c）沿水平方向截取的横截面积的面积占有率 平面的最大高度的50％在100μm的正方形中的面积为10〜80％的范围。

公开(公告)号：US07910214B2

公开(公告)日：2011-03-22

申请号：US12073565

申请日：2008-03-06

申请人： Tetsuya Kimura ,  Tomohiro Dote ,  Kazumi Yamamoto ,  Takanori Doi ,  Yoji Okano

发明人： Tetsuya Kimura ,  Tomohiro Dote ,  Kazumi Yamamoto ,  Takanori Doi ,  Yoji Okano

IPC分类号： B32B9/04

CPC分类号： C04B35/62218 ,  C04B35/265 ,  C04B35/63408 ,  C04B2235/3234 ,  C04B2235/3279 ,  C04B2235/3281 ,  C04B2235/3284 ,  C04B2235/5445 ,  C04B2235/602 ,  C04B2235/6025 ,  C04B2235/77 ,  C04B2235/945 ,  C04B2235/963 ,  H01F1/344 ,  H01F41/16 ,  H01Q17/00 ,  Y10T428/24355 ,  Y10T428/31609

摘要： The present invention relates to a molded ferrite sheet having opposing surfaces and a thickness in a range of 30 μm to 430 μm, at least one surface of said opposing surfaces having the following surface roughness characteristics (a) to (c): (a) a center line average roughness is in a range of 170 nm to 800 nm, (b) a maximum height is in a range of 3 μm to 10 μm, and (c) an area occupancy rate of cross-sectional area taken along a horizontal plane at a depth of 50% of the maximum height in a square of side 100 μm is in a range of 10 to 80%.

摘要翻译： 本发明涉及具有相对表面并且厚度在30μm至430μm范围内的模制铁氧体片，所述相对表面的至少一个表面具有以下表面粗糙度特性（a）至（c）：（a） 中心线平均粗糙度在170nm至800nm的范围内，（b）最大高度在3μm至10μm的范围内，（c）沿水平方向截取的横截面积的面积占有率 平面的最大高度的50％在100μm的正方形中的面积为10〜80％的范围。

公开(公告)号：US20080224937A1

公开(公告)日：2008-09-18

申请号：US12073565

申请日：2008-03-06

申请人： Tetsuya Kimura ,  Tomohiro Dote ,  Kazumi Yamamoto ,  Takanori Doi ,  Yoji Okano

发明人： Tetsuya Kimura ,  Tomohiro Dote ,  Kazumi Yamamoto ,  Takanori Doi ,  Yoji Okano

IPC分类号： B32B3/00 ,  H01Q1/00

CPC分类号： C04B35/62218 ,  C04B35/265 ,  C04B35/63408 ,  C04B2235/3234 ,  C04B2235/3279 ,  C04B2235/3281 ,  C04B2235/3284 ,  C04B2235/5445 ,  C04B2235/602 ,  C04B2235/6025 ,  C04B2235/77 ,  C04B2235/945 ,  C04B2235/963 ,  H01F1/344 ,  H01F41/16 ,  H01Q17/00 ,  Y10T428/24355 ,  Y10T428/31609

摘要： The present invention relates to a molded ferrite sheet having opposing surfaces and a thickness in a range of 30 μm to 430 μm, at least one surface of said opposing surfaces having the following surface roughness characteristics (a) to (c): (a) a center line average roughness is in a range of 170 nm to 800 nm, (b) a maximum height is in a range of 3 μm to 10 μm, and (c) an area occupancy rate of cross-sectional area taken along a horizontal plane at a depth of 50% of the maximum height in a square of side 100 μm is in a range of 10 to 80%.

摘要翻译： 本发明涉及具有相对表面并且厚度在30μm至430μm的范围内的模制铁氧体片，所述相对表面的至少一个表面具有以下表面粗糙度特性（a）至（c）：（a） 中心线平均粗糙度在170nm至800nm的范围内，（b）最大高度在3μm至10um的范围内，（c）沿水平方向截取的横截面积的面积占有率 在平面100μm的平方的最大高度的50％的深度的平面为10〜80％的范围。

公开(公告)号：US09502774B2

公开(公告)日：2016-11-22

申请号：US13884417

申请日：2011-11-10

申请人： Yoji Okano ,  Tetsuya Kimura ,  Kazumi Yamamoto ,  Takanori Doi ,  Yoshiro Sato

发明人： Yoji Okano ,  Tetsuya Kimura ,  Kazumi Yamamoto ,  Takanori Doi ,  Yoshiro Sato

IPC分类号： H01Q9/16 ,  H01Q1/00 ,  H01Q9/26 ,  G06K19/077 ,  H01Q1/22 ,  H01Q1/40 ,  H01Q19/22

CPC分类号： H01Q9/26 ,  G06K19/0779 ,  H01Q1/2208 ,  H01Q1/2225 ,  H01Q1/40 ,  H01Q19/22

摘要： The present invention relates to a folded dipole antenna comprising a magnetic material comprising a hexagonal Z-type ferrite and/or a hexagonal Y-type ferrite as a main component in which a radiation element and a reflection element each having a folded dipole structure are disposed, and an RF tag comprising the folded dipole antenna and an IC chip connected to the folded dipole antenna. The RF tag according to the present invention has a smaller size than that of the conventional RF tags and is not susceptible to adverse influence from ambient environments, and can be operated at an UHF band or surrounding frequency bands thereof.

摘要翻译： 本发明涉及一种折叠偶极天线，其包括磁性材料，该磁性材料包括六角形Z型铁素体和/或六边形Y型铁氧体作为主要组分，其中设置有各自具有折叠偶极子结构的辐射元件和反射元件 以及包括折叠偶极天线和连接到折叠偶极子天线的IC芯片的RF标签。 根据本发明的RF标签具有比常规RF标签更小的尺寸，并且不受周围环境的不利影响，并且可以在UHF频带或其周围频带处操作。

公开(公告)号：US20110129641A1

公开(公告)日：2011-06-02

申请号：US12929603

申请日：2011-02-03

申请人： Tetsuya Kimura ,  Tomohiro Dote ,  Kazumi Yamamoto ,  Takanori Doi ,  Yoji Okano

发明人： Tetsuya Kimura ,  Tomohiro Dote ,  Kazumi Yamamoto ,  Takanori Doi ,  Yoji Okano

IPC分类号： B32B3/10 ,  B05D5/12 ,  B29C43/24 ,  B24C1/00

CPC分类号： C04B35/62218 ,  C04B35/265 ,  C04B35/63408 ,  C04B2235/3234 ,  C04B2235/3279 ,  C04B2235/3281 ,  C04B2235/3284 ,  C04B2235/5445 ,  C04B2235/602 ,  C04B2235/6025 ,  C04B2235/77 ,  C04B2235/945 ,  C04B2235/963 ,  H01F1/344 ,  H01F41/16 ,  H01Q17/00 ,  Y10T428/24355 ,  Y10T428/31609

摘要： The present invention relates to a molded ferrite sheet having opposing surfaces and a thickness in a range of 30 μm to 430 μm, at least one surface of said opposing surfaces having the following surface roughness characteristics (a) to (c): (a) a center line average roughness is in a range of 170 nm to 800 nm, (b) a maximum height is in a range of 3 μm to 10 μm, and (c) an area occupancy rate of cross-sectional area taken along a horizontal plane at a depth of 50% of the maximum height in a square of side 100 μm is in a range of 10 to 80%.

公开(公告)号：US20100181107A1

公开(公告)日：2010-07-22

申请号：US12594986

申请日：2008-04-10

申请人： Kazumi Yamamoto ,  Tetsuya Kimura

发明人： Kazumi Yamamoto ,  Tetsuya Kimura

IPC分类号： H05K9/00 ,  B32B5/16

CPC分类号： B29C51/02 ,  H01F1/344 ,  H01F1/375 ,  H01F41/16 ,  H01Q17/004 ,  H05K9/0083

摘要： An electromagnetic noise suppression sheet obtained by using combination of a conductive carbon and spinel ferrite particles having a cumulative 50% volume particle diameter of 1 to 10 μm, can exhibit an excellent transmission attenuation power ratio and a reduced return loss in a near electromagnetic field, and is suitable for high-density mounting. The electromagnetic noise suppression sheet of the present invention can be produced by the process of the present invention which includes the steps of applying a coating material in which the conductive carbon and the spinel ferrite particles having a cumulative 50% volume particle diameter of 1 to 10 μm are dispersed, to form a coating film having a thickness of 10 to 100 μm after dried, and subjecting the resulting coating film to thermoforming under pressure.

摘要翻译： 通过使用具有累积的50％体积粒径为1〜10μm的导电性碳和尖晶石型铁氧体颗粒的组合而获得的电磁噪声抑制片可以表现出良好的透射衰减功率比和近电磁场中的降低的回波损耗， 适用于高密度安装。 本发明的电磁噪声抑制片可以通过本发明的方法制造，该方法包括以下步骤：施加具有累积的50％体积粒径的导电性碳和尖晶石型铁素体粒子为1〜10的涂层材料 分散，在干燥后形成厚度为10〜100μm的涂膜，并对所得涂膜进行加压成型。

公开(公告)号：US08723054B2

公开(公告)日：2014-05-13

申请号：US12594986

申请日：2008-04-10

申请人： Kazumi Yamamoto ,  Tetsuya Kimura

发明人： Kazumi Yamamoto ,  Tetsuya Kimura

IPC分类号： H05K9/00

CPC分类号： B29C51/02 ,  H01F1/344 ,  H01F1/375 ,  H01F41/16 ,  H01Q17/004 ,  H05K9/0083

摘要： An electromagnetic noise suppression sheet obtained by using combination of a conductive carbon and spinel ferrite particles having a cumulative 50% volume particle diameter of 1 to 10 μm, can exhibit an excellent transmission attenuation power ratio and a reduced return loss in a near electromagnetic field, and is suitable for high-density mounting. The electromagnetic noise suppression sheet of the present invention can be produced by the process of the present invention which includes the steps of applying a coating material in which the conductive carbon and the spinel ferrite particles having a cumulative 50% volume particle diameter of 1 to 10 μm are dispersed, to form a coating film having a thickness of 10 to 100 μm after dried, and subjecting the resulting coating film to thermoforming under pressure.

摘要翻译： 通过使用具有累积的50％体积粒径为1〜10μm的导电性碳和尖晶石型铁氧体颗粒的组合而获得的电磁噪声抑制片可以表现出良好的透射衰减功率比和近电磁场中的降低的回波损耗， 适用于高密度安装。 本发明的电磁噪声抑制片可以通过本发明的方法制造，该方法包括以下步骤：施加具有累积的50％体积粒径的导电性碳和尖晶石型铁素体粒子为1〜10的涂层材料 分散，在干燥后形成厚度为10〜100μm的涂膜，并对所得涂膜进行加压成型。

公开(公告)号：US20130265205A1

公开(公告)日：2013-10-10

申请号：US13884417

申请日：2011-11-10

申请人： Yoji Okano ,  Tetsuya Kimura ,  Kazumi Yamamoto ,  Takanori Doi ,  Yoshiro Sato

发明人： Yoji Okano ,  Tetsuya Kimura ,  Kazumi Yamamoto ,  Takanori Doi ,  Yoshiro Sato

IPC分类号： H01Q9/26

CPC分类号： H01Q9/26 ,  G06K19/0779 ,  H01Q1/2208 ,  H01Q1/2225 ,  H01Q1/40 ,  H01Q19/22

摘要： The present invention relates to a folded dipole antenna comprising a magnetic material comprising a hexagonal Z-type ferrite and/or a hexagonal Y-type ferrite as a main component in which a radiation element and a reflection element each having a folded dipole structure are disposed, and an RF tag comprising the folded dipole antenna and an IC chip connected to the folded dipole antenna. The RF tag according to the present invention has a smaller size than that of the conventional RF tags and is not susceptible to adverse influence from ambient environments, and can be operated at an UHF band or surrounding frequency bands thereof.

摘要翻译： 本发明涉及一种折叠偶极天线，其包括磁性材料，该磁性材料包括六角形Z型铁素体和/或六边形Y型铁氧体作为主要组分，其中设置有各自具有折叠偶极子结构的辐射元件和反射元件 以及包括折叠偶极天线和连接到折叠偶极子天线的IC芯片的RF标签。 根据本发明的RF标签具有比常规RF标签更小的尺寸，并且不受周围环境的不利影响，并且可以在UHF频带或其周围频带处操作。