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31. 发明授权

US08354037B2 High-frequency magnetic material and method of manufacturing the same 有权
标题翻译：高频磁性材料及其制造方法
公开(公告)号：US08354037B2
公开(公告)日：2013-01-15
申请号：US12406575
申请日：2009-03-18
申请人： Kouichi Harada , Tomohiro Suetsuna , Seiichi Suenaga
发明人： Kouichi Harada , Tomohiro Suetsuna , Seiichi Suenaga
IPC分类号： H01F1/24
CPC分类号： B22F1/02 , B22F1/0018 , B82Y30/00 , C22C2202/02 , H01F1/24 , H01F1/26 , H01F1/33 , H05K9/0083 , Y10T428/12007
摘要： To provide a high-frequency magnetic material having a superior radio wave absorption property in a high frequency region and a method of manufacturing the same. The high-frequency magnetic material and the method of manufacturing the same includes a magnetic substance containing metal nanoparticles, the metal nanoparticles are magnetic metals containing at least one kind of Fe, Co, and Ni, an average particle diameter of the metal nanoparticles is equal to or less than 200 nm, first clusters having network-like structures with continuous metal nanoparticles and the average diameter equal to or less than 10 μm are formed, second clusters having network-like structures with the continuous first clusters and the average diameter equal to or less than 100 μm are formed, and the entire magnetic substance has a network-like structure with the continuous second clusters.
摘要翻译：为了提供在高频区域具有优异的电波吸收特性的高频磁性材料及其制造方法。高频磁性材料及其制造方法包括含有金属纳米颗粒的磁性物质，金属纳米粒子是含有至少一种Fe，Co和Ni的磁性金属，金属纳米粒子的平均粒径相等形成具有连续金属纳米粒子的具有网状结构且平均直径等于或小于10μm的第一簇，具有连续第一簇的网状结构的第二簇和平均直径等于或小于100μm，并且整个磁性物质具有连续的第二簇的网状结构。

32. 发明授权

US08289222B2 Core-shell magnetic material, method of manufacturing core-shell magnetic material, device, antenna device, and portable device 有权
标题翻译：核 - 壳磁性材料，核 - 壳磁性材料的制造方法，器件，天线装置和便携式装置
公开(公告)号：US08289222B2
公开(公告)日：2012-10-16
申请号：US12411101
申请日：2009-03-25
申请人： Tomohiro Suetsuna , Kouichi Harada , Maki Yonetsu , Seiichi Suenaga , Naoto Ito , Akihiro Tsujimura
发明人： Tomohiro Suetsuna , Kouichi Harada , Maki Yonetsu , Seiichi Suenaga , Naoto Ito , Akihiro Tsujimura
IPC分类号： H01Q1/00
CPC分类号： H01F1/33 , H01Q9/16 , H01Q9/42 , Y10T428/12465
摘要： The present invention provides a core-shell magnetic material having an excellent characteristic in a high frequency band, particularly, in a GHz band. The core-shell magnetic material includes: core-shell magnetic particles including magnetic metal particles and an oxide coating layer, the magnetic metal particle containing magnetic metal selected from the group of Fe, Co, and Ni, nonmagnetic metal selected from the group of Mg, Al, Si, Ca, Zr, Ti, Hf, Zn, Mn, a rare-earth element, Ba, and Sr, and an element selected from carbon and nitrogen, and the oxide coating layer being made of an oxide containing at least one nonmagnetic metal as one of the components of the magnetic metal particle; and oxide particles existing at least a part between the magnetic metal particles and containing nonmagnetic metal selected from the group of Mg, Al, Si, Ca, Zr, Ti, Hf, Zn, Mn, a rare-earth element, Ba, and Sr, and in which nonmagnetic metal/magnetic metal (atomic ratio) in the particles is higher than that in the oxide coating layer.
摘要翻译：本发明提供了在高频带，特别是GHz频带中具有优异特性的核 - 壳磁性材料。核 - 壳磁性材料包括：包含磁性金属颗粒和氧化物涂层的核 - 壳磁性颗粒，含有选自Fe，Co和Ni的磁性金属的磁性金属颗粒，选自Mg组中的非磁性金属，Al，Si，Ca，Zr，Ti，Hf，Zn，Mn，稀土元素，Ba和Sr以及选自碳和氮的元素，氧化物被覆层由至少含有氧化物一种非磁性金属作为磁性金属颗粒的组分之一; 并且存在至少一部分在磁性金属颗粒之间并且含有选自Mg，Al，Si，Ca，Zr，Ti，Hf，Zn，Mn，稀土元素，Ba和Sr中的非磁性金属的氧化物颗粒，其中颗粒中的非磁性金属/磁性金属（原子比）高于氧化物涂层中的非磁性金属/磁性金属（原子比）。

33. 发明授权

US07763094B2 Method of manufacturing high frequency magnetic material 有权
标题翻译：制造高频磁性材料的方法
公开(公告)号：US07763094B2
公开(公告)日：2010-07-27
申请号：US11880518
申请日：2007-07-23
申请人： Tomohiro Suetsuna , Seiichi Suenaga , Kouichi Harada , Maki Yonetsu
发明人： Tomohiro Suetsuna , Seiichi Suenaga , Kouichi Harada , Maki Yonetsu
IPC分类号： B22F3/00 , B22F9/20 , H01F1/26
CPC分类号： H01F10/3231 , B22F9/22 , B22F2998/00 , B82Y25/00 , B82Y30/00 , C01G45/02 , C01G49/02 , C01G51/04 , C01P2002/22 , C01P2004/32 , C01P2004/62 , C01P2004/64 , C01P2004/80 , C01P2006/42 , C22C1/051 , C22C32/0026 , H01F1/24 , H01F41/16 , H01Q17/004 , B22F1/0018
摘要： A precursor particle having a particle size of 10 nm or more and 1 μm or less, and comprising a first compound selected from an alkoxide, a hydroxide, a sulfate, a nitrate, a carbonate, or a carboxylate of magnetic metal containing at least one metal of Fe and Co, and a second compound selected from an alkoxide or a hydroxide, a sulfate, a nitrate, a carbonate, or a carboxylate of a metal element for forming an oxide, is prepared. Then the precursor particle is heated in a reducing atmosphere to form an insulating particle made of an oxide of the metal element by decomposing the second compound, and to precipitate a particle of the magnetic metal in the insulating particle at a particle size of 1 nm or more and 100 nm or less, thereby manufacturing a high frequency magnetic material.
摘要翻译：具有10nm以上且1μm以下的粒径的前体粒子，并且包含选自含有至少一个以上的磁性金属的金属醇盐，氢氧化物，硫酸盐，硝酸盐，碳酸盐或羧酸盐的第一化合物 Fe和Co的金属，以及选自用于形成氧化物的金属元素的醇盐或氢氧化物，硫酸盐，硝酸盐，碳酸盐或羧酸盐的第二种化合物。然后在还原气氛中加热前体颗粒，通过分解第二化合物形成由金属元素的氧化物制成的绝缘颗粒，并使粒子中的磁性金属颗粒沉淀在1nm的粒径或大于或等于100nm，由此制造高频磁性材料。

34. 发明申请

US20080226899A1 HIGH-FREQUENCY MAGNETIC MATERIAL AND METHOD FOR PRODUCING THE SAME 有权
标题翻译：高频磁性材料及其制造方法
公开(公告)号：US20080226899A1
公开(公告)日：2008-09-18
申请号：US12046016
申请日：2008-03-11
申请人： Tomohiro SUETSUNA , Seiichi Suenaga , Kouichi Harada
发明人： Tomohiro SUETSUNA , Seiichi Suenaga , Kouichi Harada
IPC分类号： H01F1/04 , B05D5/00
CPC分类号： H01F1/37 , B22F2998/00 , B22F2999/00 , B82Y30/00 , C01G49/009 , C01G51/006 , C01P2002/50 , C01P2004/61 , C01P2004/62 , C01P2004/64 , C01P2004/80 , C01P2006/42 , C01P2006/80 , C22C1/1094 , C22C33/0228 , C22C2202/02 , Y10T428/12181 , Y10T428/257 , Y10T428/2991 , Y10T428/325 , B22F2201/013 , B22F2201/04 , B22F2201/02 , B22F2201/11
摘要： A high-frequency magnetic material is provided and includes: an oxide phase including: a first oxide of a first element being at least one selected from the group consisting of Mg, Al, Si, Ca, Zr, Ti, Hf, Zn, Mn, a rare-earth element, Ba, and Sr, and a second oxide of a second element being at least one selected from the group consisting of Li, Na, K, Rb, Cs, Be, Mg, Ca, Sr, Ba, and Zn, the first oxide and at least a part of the second oxide being formed into a solid solution; and magnetic metal particles including at least one of Fe and Co and having a particle size of 1 to 100 nm, the magnetic metal particles being deposited on a surface and inside of the oxide phase, the magnetic metal particles occupying 50% of a volume of the high-frequency magnetic material exclusive of a void.
摘要翻译：提供了一种高频磁性材料，包括：氧化物相，包括：第一元素的第一氧化物，其是选自Mg，Al，Si，Ca，Zr，Ti，Hf，Zn，Mn中的至少一种稀土元素Ba和Sr以及选自Li，Na，K，Rb，Cs，Be，Mg，Ca，Sr，Ba中的至少一种的第二元素的第二氧化物，和Zn，第一氧化物和至少一部分第二氧化物形成固溶体; 和包含Fe和Co中至少一种并具有1至100nm的粒度的磁性金属颗粒，磁性金属颗粒沉积在氧化物相的表面和内部，磁性金属颗粒占据体积的50％高频磁性材料不含空隙。

35. 发明申请

US20080220231A1 CORE-SHELL TYPE MAGNETIC PARTICLE AND HIGH-FREQUENCY MAGNETIC MATERIAL 有权
标题翻译：核心型磁性粒子和高频磁性材料
公开(公告)号：US20080220231A1
公开(公告)日：2008-09-11
申请号：US11846057
申请日：2007-08-28
申请人： Tomohiro Suetsuna , Kouichi Harada , Seiichi Suenaga
发明人： Tomohiro Suetsuna , Kouichi Harada , Seiichi Suenaga
IPC分类号： B32B7/02 , B32B5/16
CPC分类号： H01F1/33 , B22F1/02 , B82Y25/00 , C22C1/002 , C22C2202/02 , H01F10/3231 , H05K9/0075
摘要： A core-shell type magnetic particle comprises magnetic metal particle and an oxide coating layer formed on the surface of the magnetic metal particle. The magnetic metal particle contains a magnetic metal containing at least one selected from the group consisting of Fe, Co and Ni, a nonmagnetic metal and at least one element selected from carbon and nitrogen. The oxide coating layer is constituted of an oxide or a composite oxide containing the nonmagnetic metal which is one of the constituents of the magnetic metal particle.
摘要翻译：核 - 壳型磁性颗粒包括磁性金属颗粒和形成在磁性金属颗粒表面上的氧化物涂层。磁性金属颗粒含有含有选自Fe，Co和Ni中的至少一种的磁性金属，非磁性金属和至少一种选自碳和氮的元素。氧化物被覆层由含有作为磁性金属粒子的成分之一的非磁性金属的氧化物或复合氧化物构成。

36. 发明授权

US07714793B2 High-frequency magnetic material and antenna system using thereof 有权
标题翻译：高频磁性材料及其使用的天线系统
公开(公告)号：US07714793B2
公开(公告)日：2010-05-11
申请号：US12194677
申请日：2008-08-20
申请人： Tomoko Eguchi , Maki Yonetsu , Naoyuki Nakagawa , Seiichi Suenaga
发明人： Tomoko Eguchi , Maki Yonetsu , Naoyuki Nakagawa , Seiichi Suenaga
IPC分类号： H01Q1/00
CPC分类号： H01Q1/38 , Y10T428/24174 , Y10T428/325
摘要： A superior high-frequency magnetic material having a smaller ratio (μ″/μ′) of a real part μ′ of permeability and an imaginary part μ″ of permeability in a high-frequency region and an antenna system using thereof are provided. The high-frequency magnetic material includes a substrate and a composite magnetic film formed on the substrate and made of a magnetic phase forming a plurality of columnar bodies whose longitudinal direction is directed in a direction perpendicular to a surface of the substrate and an insulator phase filling gaps of the columnar bodies. The magnetic phase contains at least one of Nb, Zr, and Hf, and Fe and B, is amorphous, and has in-plane uniaxial anisotropy of Hk2/Hk1≧3 and Hk2≧3.98×103 A/m when a minimal anisotropic magnetic field in a plane parallel to the surface of the substrate is Hk1 and a maximal anisotropic magnetic field is Hk2.
摘要翻译：提供了一种在高频区域和使用其的天线系统中磁导率的实部μ'和磁导率的虚部μ“的比率（μ”/μ“）较小的优异的高频磁性材料。高频磁性材料包括基板和复合磁性膜，该复合磁性膜形成在基板上，并由形成多个柱状体的磁相制成，该多个柱状体的纵向方向指向垂直于该基板的表面的方向，绝缘体相填充柱状体的间隙。磁相含有Nb，Zr和Hf中的至少一种，Fe和B是无定形的，并且当最小各向异性磁性时，具有Hk2 /Hk1≥3和Hk2≥3.98×103A / m的面内单轴各向异性平行于衬底表面的平面中的场是Hk1，最大各向异性磁场是Hk2。

37. 发明授权

US09030366B2 Radio apparatus and antenna device including magnetic material for isolation 有权
标题翻译：无线电设备和包括用于隔离的磁性材料的天线装置
公开(公告)号：US09030366B2
公开(公告)日：2015-05-12
申请号：US12503207
申请日：2009-07-15
申请人： Naoto Ito , Akihiro Tsujimura , Takashi Amano , Naoyuki Nakagawa , Seiichi Suenaga , Tomoko Eguchi , Toshiro Hiraoka
发明人： Naoto Ito , Akihiro Tsujimura , Takashi Amano , Naoyuki Nakagawa , Seiichi Suenaga , Tomoko Eguchi , Toshiro Hiraoka
IPC分类号： H01Q1/00 , H01Q9/40 , H01Q1/24 , H01Q1/52 , H01Q9/42 , H01Q17/00
CPC分类号： H01Q9/40 , H01Q1/243 , H01Q1/52 , H01Q1/521 , H01Q9/42 , H01Q17/00
摘要： An antenna device arranged around a printed circuit board is provided. The antenna device has an antenna element connected to a feeder circuit provided on the printed board. The antenna device has an isolating material provided between the antenna element and the substrate material. The isolating material is constituted by an insulating substrate material and a plurality of pieces of magnetic material provided on the substrate material. Adjacent ones of the pieces of the magnetic material are arranged separate from each other.
摘要翻译：提供了布置在印刷电路板周围的天线装置。天线装置具有连接到设置在印刷电路板上的馈电电路的天线元件。天线装置具有设置在天线元件和基板材料之间的隔离材料。隔离材料由绝缘基板材料和设置在基板材料上的多个磁性材料构成。相邻的磁性材料片彼此分开设置。

38. 发明申请

US20090079650A1 HIGH-FREQUENCY MAGNETIC MATERIAL AND ANTENNA SYSTEM USING THEREOF 有权
标题翻译：高频磁性材料及其使用的天线系统
公开(公告)号：US20090079650A1
公开(公告)日：2009-03-26
申请号：US12194677
申请日：2008-08-20
申请人： Tomoko EGUCHI , Maki Yonetsu , Naoyuki Nakagawa , Seiichi Suenaga
发明人： Tomoko EGUCHI , Maki Yonetsu , Naoyuki Nakagawa , Seiichi Suenaga
IPC分类号： H01Q1/00 , B32B7/00
CPC分类号： H01Q1/38 , Y10T428/24174 , Y10T428/325
摘要： A superior high-frequency magnetic material having a smaller ratio (μ″/μ′) of a real part μ′ of permeability and an imaginary part μ″ of permeability in a high-frequency region and an antenna system using thereof are provided. The high-frequency magnetic material includes a substrate and a composite magnetic film formed on the substrate and made of a magnetic phase forming a plurality of columnar bodies whose longitudinal direction is directed in a direction perpendicular to a surface of the substrate and an insulator phase filling gaps of the columnar bodies. The magnetic phase contains at least one of Nb, Zr, and Hf, and Fe and B, is amorphous, and has in-plane uniaxial anisotropy of Hk2/Hk1≧3 and Hk2≧3.98×103 A/m when a minimal anisotropic magnetic field in a plane parallel to the surface of the substrate is Hk1 and a maximal anisotropic magnetic field is Hk2.
摘要翻译：提供了一种在高频区域中的磁导率的实部μ'和磁导率的虚部μ“与使用其的天线系统的比率（μ”/μ“）较小的优异的高频磁性材料。高频磁性材料包括基板和复合磁性膜，该复合磁性膜形成在基板上，并由形成多个柱状体的磁相制成，所述多个柱状体的纵向方向指向垂直于基板的表面的方向，绝缘体相填充柱状体的间隙。磁相包含Nb，Zr和Hf中的至少一种，Fe和B是无定形的，并且当最小各向异性时，Hk2 / Hk1> = 3和Hk2> = 3.98×103A / m的面内单轴各向异性平行于衬底表面的平面中的磁场为Hk1，最大各向异性磁场为Hk2。

39. 发明申请

US20100156732A1 RADIO APPARATUS AND ANTENNA DEVICE INCLUDING MAGNETIC MATERIAL FOR ISOLATION 有权
标题翻译：包括用于隔离的磁性材料的无线电设备和天线装置
公开(公告)号：US20100156732A1
公开(公告)日：2010-06-24
申请号：US12503207
申请日：2009-07-15
申请人： Naoto ITO , Akihiro Tsujimura , Takashi Amano , Naoyuki Nakagawa , Seiichi Suenaga , Tomoko Eguchi , Toshiro Hiraoka
发明人： Naoto ITO , Akihiro Tsujimura , Takashi Amano , Naoyuki Nakagawa , Seiichi Suenaga , Tomoko Eguchi , Toshiro Hiraoka
IPC分类号： H01Q1/00 , H01Q1/24
CPC分类号： H01Q9/40 , H01Q1/243 , H01Q1/52 , H01Q1/521 , H01Q9/42 , H01Q17/00
摘要： An antenna device arranged around a printed circuit board is provided. The antenna device has an antenna element connected to a feeder circuit provided on the printed board. The antenna device has an isolating material provided between the antenna element and the substrate material. The isolating material is constituted by an insulating substrate material and a plurality of pieces of magnetic material provided on the substrate material Adjacent ones of the pieces of the magnetic material are arranged separate from each other.
摘要翻译：提供了布置在印刷电路板周围的天线装置。天线装置具有连接到设置在印刷电路板上的馈电电路的天线元件。天线装置具有设置在天线元件和基板材料之间的隔离材料。绝缘材料由绝缘基板材料和设置在基板材料上的多个磁性材料构成，相邻的磁性材料片彼此分离设置。

40. 发明申请

US20090058750A1 HIGH-FREQUENCY MAGNETIC MATERIAL AND ANTENNA DEVICE USING THEREOF 审中-公开
标题翻译：高频磁性材料及其使用的天线装置
公开(公告)号：US20090058750A1
公开(公告)日：2009-03-05
申请号：US12174016
申请日：2008-07-16
申请人： Tomoko EGUCHI , Maki Yonetsu , Naoyuki Nakagawa , Seiichi Suenaga
发明人： Tomoko EGUCHI , Maki Yonetsu , Naoyuki Nakagawa , Seiichi Suenaga
IPC分类号： H01F7/02 , H01Q1/00
CPC分类号： H01Q15/0086 , B82Y25/00 , B82Y40/00 , H01F10/131 , H01F10/187 , H01F10/265 , H01F41/30 , H01F41/34 , H01Q1/38
摘要： A superior high-frequency magnetic material having a smaller ratio (μ″/μ′) of the real part μ′ of permeability and the imaginary part μ″ of permeability in a high-frequency region and an antenna device using thereof are provided. The high-frequency magnetic material includes a substrate and a composite magnetic film formed on the substrate that consists of a magnetic phase forming a plurality of columnar bodies whose longitudinal direction is directed in a direction perpendicular to a surface of the substrate and an insulator phase filling gaps of the columnar bodies, and the magnetic phase is amorphous and has in-plane uniaxial anisotropy of Hk2/Hk1≧3 and Hk2≧3.98×103 A/m when a minimal anisotropic magnetic field in a plane in parallel with the surface of the substrate is Hk1 and a maximal anisotropic magnetic field is Hk2.
摘要翻译：提供了高频区域的导磁率的实部μ'和导磁率的虚部μ“与使用它们的天线装置的比率（μ”/μ“）较高的高频磁性材料。高频磁性材料包括基板和形成在基板上的复合磁性膜，所述复合磁性膜由形成多个柱状体的磁相组成，所述多个柱状体的纵向方向指向垂直于所述基板的表面的方向，绝缘体相填充柱状体的间隙和磁性相是非晶的，并且当与平行于表面的平面中的最小各向异性磁场时，具有Hk2 / Hk1> = 3和Hk2> = 3.98×103A / m的面内单轴各向异性基板为Hk1，最大各向异性磁场为Hk2。

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