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1. 发明专利

JP2008066592A Method of manufacturing thin magnetic parts 审中-公开
标题翻译：制造薄磁性部件的方法
公开(公告)号：JP2008066592A
公开(公告)日：2008-03-21
申请号：JP2006244541
申请日：2006-09-08
申请人： Fuji Electric Holdings Co Ltd , Toda Kogyo Corp , 富士電機ホールディングス株式会社 , 戸田工業株式会社
发明人： UCHIDA SHINJI , HIRAOKA MUTSUHISA , SHIBATA KAZUYOSHI , EDO MASAHARU , KIMURA TETSUYA , TSUCHIDE TOMOHIRO
IPC分类号： H01F41/04 , H01F17/00
摘要： PROBLEM TO BE SOLVED: To provide a method of manufacturing a small and thin magnetic part at low cost.
SOLUTION: The method includes: a drilling step of drilling a through hole in a green sheet containing magnetic powder and resin; a baking step of baking the green sheet having the through hole provided in the drilling step; and a step of forming a first conductor on one surface of a magnetic substrate provided in the baking step, a second conductor on the other surface of it, and a connection conductor in the through hole of the magnetic substrate.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供以低成本制造小而薄的磁性部件的方法。解决方案：该方法包括：在含有磁粉和树脂的生片中钻孔的钻孔步骤; 烘焙步骤，烘焙具有设置在所述钻孔步骤中的所述通孔的生片; 以及在烘烤步骤中设置的磁性基板的一个表面上形成第一导体的步骤，在其另一个表面上的第二导体和在磁性基板的通孔中的连接导体。版权所有（C）2008，JPO＆INPIT

2. 发明专利

JP2005015293A Sintered ferrite substrate 有权
标题翻译：烧结铁素体基体
公开(公告)号：JP2005015293A
公开(公告)日：2005-01-20
申请号：JP2003184550
申请日：2003-06-27
申请人： Toda Kogyo Corp , 戸田工業株式会社
发明人： ABE MASAHARU , KIMURA TETSUYA , MARUYAMA SHINSUKE , TAKAMIZAWA HIDEO , OMOTE YUJI , TSUCHIDE TOMOHIRO
IPC分类号： C04B41/91 , C04B41/89 , H05K9/00
摘要： PROBLEM TO BE SOLVED: To provide a sintered ferrite substrate with high magnetic permeability capable of repeating sticking and peeling along a plane, curved surface or projecting and recessing surface and which is free from powdering. SOLUTION: In the sintered ferrite substrate provided with an adhesive material layer on one side of a sintered ferrite plate, the sintered ferrite plate is constituted so as to be separated using at least one continuous groove as a start point provided on at least one side surface. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种具有高磁导率的烧结铁氧体衬底，其能够沿平面，曲面或突出和凹陷表面重复粘着和剥离，并且不会发生粉化。解决方案：在烧结铁氧体板的一侧上设置有粘结材料层的烧结铁氧体衬底中，烧结铁氧体板被构成为使用至少一个连续槽作为起始点分开，至少设置在起始点一个侧面。版权所有（C）2005，JPO＆NCIPI

3. 发明专利

JP2010103266A INDUCTANCE ELEMENT MADE OF Ni-Zn-Cu BASED FERRITE SINTERED COMPACT 有权
标题翻译： Ni-Zn-Cu基硬质合金电感元件的电感元件
公开(公告)号：JP2010103266A
公开(公告)日：2010-05-06
申请号：JP2008272535
申请日：2008-10-22
申请人： Toda Kogyo Corp , 戸田工業株式会社
发明人： OKANO YOJI , KIMURA TETSUYA , TSUCHIDE TOMOHIRO , DOI TAKANORI , SUGITA NORIO
IPC分类号： H01F1/34 , C04B35/26 , C04B35/30
摘要： PROBLEM TO BE SOLVED: To provide an inductance element which is made of a Ni-Zn-Cu based ferrite material excellent in a direct current superimposed characteristic by adding zinc silicate.
SOLUTION: This invention relates to an inductance element characterized by including a Ni-Zn-Cu based ferrite sintered compact, containing a spinel-type ferrite, and zinc silicate, characterized in that a composition of the Ni-Zn-Cu based ferrite sintered compact includes in terms of oxides: Fe
2 O
3 of 36.0 to 48.5 mol%; NiO of 7.0 to 38 mol%; ZnO of 4.5 to 40 mol%; CuO of 5.0 to 17 mol%; and SiO
2 of 1.0 to 8.0 mol%, and a ratio of an X-ray diffraction intensity from the (113) face of zinc silicate to that from the (311) face of the spinel-type ferrite is 0.005 to 0.065.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供由添加硅酸锌的直流电叠加特性优良的Ni-Zn-Cu系铁氧体材料构成的电感元件。电感元件本发明涉及一种电感元件，其特征在于包括含有尖晶石型铁氧体的Ni-Zn-Cu系铁氧体烧结体和硅酸锌，其特征在于，将Ni-Zn-Cu基铁氧体烧结体以氧化物计，含量为36.0〜48.5摩尔％，Fe 2 3 NiO为7.0〜38mol％; 4.5〜40mol％的ZnO; 5.0〜17摩尔％的CuO; 和SiO 2 为1.0〜8.0摩尔％，硅酸锌的（113）面与尖晶石型铁氧体的（311）面的X射线衍射强度的比例为0.005〜0.065。版权所有（C）2010，JPO＆INPIT

4. 发明专利

JP2008290931A Ni-Zn-Cu FERRITE POWDER, GREEN SHEET CONTAINING Ni-Zn-Cu FERRITE POWDER AND Ni-Zn-Cu FERRITE SINTERED BODY 有权
标题翻译： Ni-Zn-Cu粉末粉末，含有Ni-Zn-Cu粉末粉末和Ni-Zn-Cu铁素体烧结体的绿色板
公开(公告)号：JP2008290931A
公开(公告)日：2008-12-04
申请号：JP2008113137
申请日：2008-04-23
申请人： Toda Kogyo Corp , 戸田工業株式会社
发明人： OKANO YOJI , TSUCHIDE TOMOHIRO , SUGITA NORIO
IPC分类号： C01G53/00 , C04B35/30 , H01F1/34 , H01F1/36
CPC分类号： H01F1/344 , B32B18/00 , C01G49/0018 , C01G49/0063 , C01G53/006 , C01P2002/32 , C01P2002/74 , C01P2006/10 , C01P2006/11 , C01P2006/12 , C01P2006/42 , C04B35/265 , C04B35/62685 , C04B35/6342 , C04B2235/3274 , C04B2235/3279 , C04B2235/3281 , C04B2235/3284 , C04B2235/3418 , C04B2235/3427 , C04B2235/5409 , C04B2235/5436 , C04B2235/5445 , C04B2235/6025 , C04B2235/604 , C04B2235/656 , C04B2235/6567 , C04B2235/763 , C04B2235/77 , C04B2235/80 , C04B2237/34 , H01F1/37 , H01F41/0246
摘要： PROBLEM TO BE SOLVED: To provide a Ni-Zn-Cu ferrite material which excels in direct current superposition characteristics by addition of zinc silicate.
SOLUTION: A Ni-Zn-Cu ferrite powder which is composed of a spinel-type ferrite and zinc silicate and has a composition in terms of oxide of 36.0-48.5 mol% Fe
2 O
3 , 7.0-38 mol% NiO, 4.5-40 mol% ZnO, 5.0-17 mol% CuO, and 1.0-8.0 mol% SiO
2 and a ratio of X-ray diffraction intensity from 113 plane of zinc silicate to X-ray diffraction intensity from 311 plane of spinel-type ferrite in the range of 0.01-0.12 is provided. A green sheet formed into a film and a Ni-Zn-Cu ferrite sintered compact made by using the Ni-Zn-Cu ferrite powder are also provided.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供通过添加硅酸锌具有优异的直流叠加特性的Ni-Zn-Cu铁氧体材料。解决方案：由尖晶石型铁素体和硅酸锌组成的Ni-Zn-Cu铁氧体粉末，其氧化物组成为36.0-48.5mol％Fe 2 SB> 3 ，7.0-38mol％NiO，4.5-40mol％ZnO，5.0-17mol％CuO和1.0-8.0mol％SiO 2 提供了从硅酸锌的113平面到尖晶石型铁素体的311平面的X射线衍射强度在0.01-0.12范围内的射线衍射强度。还提供了形成为薄膜的生片和使用Ni-Zn-Cu铁氧体粉末制成的Ni-Zn-Cu铁氧体烧结体。版权所有（C）2009，JPO＆INPIT

5. 发明专利

JP2008252089A Molded ferrite sheet, sintered ferrite substrate and antenna module 有权
标题翻译：铸造铁素体板，烧结铁基板和天线模块
公开(公告)号：JP2008252089A
公开(公告)日：2008-10-16
申请号：JP2008058602
申请日：2008-03-07
申请人： Toda Kogyo Corp , 戸田工業株式会社
发明人： KIMURA TETSUYA , TSUCHIDE TOMOHIRO , YAMAMOTO KAZUMI , DOI TAKANORI
IPC分类号： H01F3/02 , H01F1/34 , H01Q7/06
摘要： PROBLEM TO BE SOLVED: To provide a clean and thin sintered ferrite substrate which is not firmly fixed to a mold even if it is not subjected to mold release treatment by zirconia powder, alumina powder or the like, and a sintered ferrite substrate which is free from contamination due to scattering of mold release powder or the like even if it is mounted on an electronic apparatus.
SOLUTION: In a 30 to 430 μm thick molded ferrite sheet, at least one surface a center line average roughness is in a range of 170 nm to 800 nm, a maximum height is in a range of 3 μm to 10 μm, and an area occupancy rate of cross section cut in a horizontal direction at a depth of 50% of the maximum height in an area of a square with sides of 100 μm is in a range of 10 to 80%. The molded ferrite sheet is baked and a clean thin layer sintered ferrite substrate is obtained by performing laminate baking for the molded ferrite sheet which does not require mold release treatment.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种清洁和薄的烧结铁氧体衬底，即使没有经过氧化锆粉末，氧化铝粉末等的脱模处理，也没有牢固地固定在模具上，并且烧结的铁氧体衬底其即使安装在电子设备上也不会由于脱模粉末等的散射而受到污染。解决方案：在30至430μm厚的模制铁氧体片中，中心线平均粗糙度的至少一个表面在170nm至800nm的范围内，最大高度在3μm至10μm的范围内，并且在100微米的边的正方形区域的最大高度的50％的深度处，在水平方向上切割的横截面的面积占有率在10至80％的范围内。通过对不需要脱模处理的模制铁素体片进行层压烘烤，烘焙成型的铁素体片材，并获得干净的薄层烧结铁氧体衬底。版权所有（C）2009，JPO＆INPIT

6. 发明专利

JP2013163628A Ni-Zn-Cu FERRITE POWDER, GREEN SHEET CONTAINING THE Ni-Zn-Cu FERRITE POWDER, AND Ni-Zn-Cu FERRITE SINTERED BODY 有权
标题翻译： Ni-Zn-Cu粉末粉末，含有Ni-Zn-Cu粉末粉末的绿色片和Ni-Zn-Cu铁素体烧结体
公开(公告)号：JP2013163628A
公开(公告)日：2013-08-22
申请号：JP2012028877
申请日：2012-02-13
申请人： Toda Kogyo Corp , 戸田工業株式会社
发明人： OKANO YOJI , TSUCHIDE TOMOHIRO , DOI TAKANORI
IPC分类号： C04B35/30 , C01G49/00 , C01G53/00 , H01F1/34 , H01F1/36
CPC分类号： H01F1/01 , C01G53/006 , C01P2002/32 , C01P2006/12 , C01P2006/42 , C04B35/26 , C04B2235/3279 , C04B2235/3281 , C04B2235/3284 , C04B2235/5409 , C04B2235/602 , C04B2235/77 , H01F1/344 , H01F41/0246
摘要： PROBLEM TO BE SOLVED: To provide a ferrite material having excellent temperature characteristics and DC superimposition characteristics.SOLUTION: An Ni-Zn-Cu ferrite powder comprises an Ni-Zn-Cu ferrite, nickel oxide, zinc oxide and copper oxide, and the ferrite powder contains 70-95 wt.% of the Ni-Zn-Cu ferrite having a specific composition ratio, 1-20 wt.% of nickel oxide, 0-20 wt.% of zinc oxide and 1-10 wt.% of copper oxide. A ferrite sintered body is obtained using the ferrite powder by sintering.
摘要翻译：要解决的问题：提供具有优异的温度特性和DC叠加特性的铁氧体材料。解决方案：Ni-Zn-Cu铁氧体粉末包含Ni-Zn-Cu铁氧体，氧化镍，氧化锌和氧化铜，铁氧体粉末含有70-95重量％的具有特定组成比的Ni-Zn-Cu铁氧体，1-20重量％的氧化镍，0-20重量％的氧化锌和1-10重量％的铜氧化物。使用铁氧体粉末烧结得到铁素体烧结体。

7. 发明专利

JP2009290075A Noise suppressing sheet 有权
标题翻译：噪音抑制片
公开(公告)号：JP2009290075A
公开(公告)日：2009-12-10
申请号：JP2008142605
申请日：2008-05-30
申请人： Toda Kogyo Corp , 戸田工業株式会社
发明人： OKANO YOJI , TSUCHIDE TOMOHIRO , YAMAMOTO KAZUMI , DOI TAKANORI
IPC分类号： H01F1/34 , H05K9/00
CPC分类号： H01F1/344 , C04B35/265 , C04B2235/3279 , C04B2235/3284 , C04B2235/5409 , C04B2235/656 , C04B2235/77 , C04B2235/963 , H01F41/0246 , H05K9/0083
摘要： PROBLEM TO BE SOLVED: To provide a noise suppressing sheet which can achieve a small amount of reflection and a large amount of absorption between 10 MHz and 1 GHz when attached to an electronic circuit, by controlling complex permeability and volume resistivity of Ni-Zn ferrite. SOLUTION: The noise suppressing sheet is made of Ni-Zn ferrite sintered body having a thickness of 30-400 μm, a volume resistivity of 1.0×10 0 to 1.0×10 3 Ωm, and as a result of an evaluation by microstrip line, having achieved an amount of reflection at 1 GHz of ≤-20 dB and an amount of absorption of ≥25%. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种噪声抑制片，其通过控制Ni的复合磁导率和体积电阻率来附着到电子电路上，可以在10MHz和1GHz之间实现少量的反射和大量的吸收 - 铁素体。解决方案：噪声抑制片由厚度为30-400μm，体积电阻率为1.0×10 0 至1.0×10 3的Ni-Zn铁氧体烧结体制成作为微带线评估的结果，其实现了1GHz的反射量≤-20dB，吸收量为≥25％。版权所有（C）2010，JPO＆INPIT

8. 发明专利

JP2009111197A Molded ferrite sheet, sintered ferrite substrate, and antenna module 有权
标题翻译：模制铁饼，烧结粉底和天线模块
公开(公告)号：JP2009111197A
公开(公告)日：2009-05-21
申请号：JP2007282576
申请日：2007-10-31
申请人： Toda Kogyo Corp , 戸田工業株式会社
发明人： KIMURA TETSUYA , TSUCHIDE TOMOHIRO , YAMAMOTO KAZUMI , DOI TAKANORI , OKANO YOJI
IPC分类号： H01F1/34 , H01Q7/06
摘要： PROBLEM TO BE SOLVED: To solve the following problems: when piling up and sintering several or several tens of molded ferrite sheets for obtaining sintered ferrite substrates consisting of Mg-Zn-Cu-based spinel ferrite, zirconia or alumina powder is applied to the surfaces of the molded ferrite sheets and the powder is removed after sintering in order to prevent sticking of the sintered ferrite substrates, it is however especially difficult to remove the powder on the surface of the thin-layer sintered ferrite substrate, and the powder remaining unremoved becomes the cause of foreign matter mix-in in precision electronic components or the like. SOLUTION: The molded ferrite sheet having a thickness of 30 μm to 430 μm and characterized in that center line average surface roughness (Ra) is 10 nm to 800 nm and the maximum height (Rmax) is 3 μm to 10 μm in the surface roughness of at least one surface, and that the area occupancy rate of a cross-sectional area cut in a horizontal direction at the depth of 50% of the maximum height is 10 to 80%, is sintered, the molded ferrite sheet without requiring a release process is laminated and sintered, and thus, the clean thin-layer sintered ferrite substrate is obtained. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了解决以下问题：当堆积和烧结几个或几十个用于获得由Mg-Zn-Cu基尖晶石铁氧体，氧化锆或氧化铝粉末组成的烧结铁氧体衬底的模制铁氧体片时，在模制的铁素体片的表面上，烧结后除去粉末，以防止烧结的铁氧体衬底的粘附，但是特别难以除去薄层烧结的铁氧体衬底的表面上的粉末，并且粉末剩余的未被移除成为精密电子部件等的异物混入的原因。解决方案：厚度为30μm至430μm的成型铁氧体片，其特征在于，中心线平均表面粗糙度（Ra）为10nm至800nm，最大高度（Rmax）为3μm至10μm，至少一个表面的表面粗糙度，并且在最大高度的50％的深度处在水平方向上切割的横截面积的面积占有率为10〜80％，烧结成型的铁氧体片，需要剥离处理层叠并烧结，从而获得干净的薄层烧结铁氧体衬底。版权所有（C）2009，JPO＆INPIT

9. 发明专利

JP2008172444A Substrate mounting magnetic-substance antenna 有权
标题翻译：基板安装磁性物质天线
公开(公告)号：JP2008172444A
公开(公告)日：2008-07-24
申请号：JP2007002759
申请日：2007-01-10
申请人： Toda Kogyo Corp , 戸田工業株式会社
发明人： KIMURA TETSUYA , TSUCHIDE TOMOHIRO , SATO YOSHIO
IPC分类号： H01Q7/08
CPC分类号： H01Q1/2216 , H01Q1/38 , H01Q7/08 , H05K1/181 , H05K2201/10098
摘要： PROBLEM TO BE SOLVED: To prevent the dispersion of characteristics as an antenna due to unstable contact between a winding and a metal plate when a wound coil for the magnetic-substance antenna is brought into contact with a metallic substance while preventing the change of a resonance frequency by the alteration of characteristics when the magnetic-substance antenna is brought near to the metallic substance in a substrate mounting the magnetic-substance antenna.
SOLUTION: The substrate mounts the magnetic-substance antenna for transmitting and receiving a magnetic-field component. The magnetic-substance antenna has a configuration in which through-holes are bored to magnetic layers forming magnetic powder in a sheet shape and an electrode material is made to flow in, electrode layers are formed of an electrode material on both surfaces at a right angle to the through-holes, the electrode layers are connected to the through-holes and coils are manufactured and both ends of the magnetic layers forming the coils are opened on a magnetic circuit. In the magnetic-substance antenna, the top faces and undersides of the coils printing the electrode layers are held by insulating layers, conductive layers are formed on the top faces of one or both insulating layers and the substrate is obtained by a cutting in the through-holes and the opening end faces of the coils and an integral baking.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了防止当磁性物质天线的缠绕线圈与金属物质接触时由于绕组和金属板之间的接触不稳定而导致作为天线的特性的分散，同时防止变化当磁性物质天线靠近安装磁性物质天线的基板中的金属物质时，通过改变特性的共振频率。
解决方案：基板安装用于发送和接收磁场分量的磁性物质天线。磁性物质天线具有这样的构造，其中通孔被形成为形成片状磁性粉末的磁性层，并且使电极材料流入，电极层以直角形成在两个表面上的电极材料在通孔中，电极层与通孔连接，制造线圈，形成线圈的磁性层的两端在磁路上开放。在磁性物质天线中，印刷电极层的线圈的顶面和底面由绝缘层保持，导电层形成在一个或两个绝缘层的顶面上，并且通过在通孔线圈的开口端面和整体烘烤。版权所有（C）2008，JPO＆INPIT

10. 发明专利

JP2007145703A Ni-Zn-BASED FERRITE POWDER, GREEN SHEET CONTAINING THE Ni-Zn-BASED FERRITE POWDER AND Ni-Zn-BASED FERRITE-SINTERED COMPACT 有权
标题翻译：基于Ni-Zn的粉末粉末，含有Ni-Zn的粉末粉末和Ni-Zn基铁素体烧结的绿色粉末
公开(公告)号：JP2007145703A
公开(公告)日：2007-06-14
申请号：JP2006296542
申请日：2006-10-31
申请人： Toda Kogyo Corp , 戸田工業株式会社
发明人： TSUCHIDE TOMOHIRO , KIMURA TETSUYA , OKANO YOJI , SUGITA NORIO
IPC分类号： C04B35/30 , H01F1/34 , H01F1/36
摘要： PROBLEM TO BE SOLVED: To provide an Ni-Zn-based ferrite material having reduced core loss, and further having excellent DC superimposing properties by the addition of silicon oxide.
SOLUTION: The Ni-Zn-based ferrite powder is characterized in that, in an Ni-Zn-based ferrite powder having a composition comprising 42 to 49 mol% Fe
2 O
3 , 24 to 30 mol% NiO and 24 to 30 mol% ZnO, silicon oxide is contained by 1 to 5 wt.%. The green sheet is obtained by being film-formed into a sheet shape using the Ni-Zn-based ferrite powder and a bonding material. The Ni-Zn-based ferrite sintered compact comprises the Ni-Zn-based ferrite powder.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供具有降低的铁损的Ni-Zn基铁氧体材料，并且通过添加氧化硅还具有优异的DC叠加特性。＆lt; P＆gt;解决方案：Ni-Zn系铁氧体粉末的特征在于，在组成为42〜49摩尔％Fe-SB 2 O 3的Ni-Zn系铁氧体粉末中， 24〜30mol％的NiO和24〜30mol％的ZnO，氧化硅含有1〜5wt。％。通过使用Ni-Zn系铁氧体粉末和接合材料将膜成膜为片状而得到生片。 Ni-Zn系铁氧体烧结体包含Ni-Zn系铁氧体粉末。版权所有（C）2007，JPO＆INPIT

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