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1. 发明专利

JP2009278292A Composite magnetic antenna and rf tag, the composite magnetic antenna or metal part attached with rf tag, and metal instrument 有权
标题翻译：复合磁性天线和RF标签，与RF标签连接的复合磁性天线或金属部件和金属仪器
公开(公告)号：JP2009278292A
公开(公告)日：2009-11-26
申请号：JP2008126504
申请日：2008-05-13
申请人： Toda Kogyo Corp , 戸田工業株式会社
发明人： KASHIMA JUN , KIMURA TETSUYA , DOI TAKANORI , SATO YOSHIO
IPC分类号： H01Q7/08 , G06K19/07 , G06K19/077
CPC分类号： G06K19/07779 , G06K19/07771 , H01F17/04 , H01Q1/2225 , H01Q7/08
摘要： PROBLEM TO BE SOLVED: To provide a composite magnetic antenna which transmits and receives information using magnetic components, and a composite RF tag using the antenna, which is a type embedded in metal that is impossible for conventional RF tags and its adequate communication sensitivity is ensured. SOLUTION: The composite RF tag transmits and receives information using an electromagnetic induction method, and is composed of an IC mounted magnetic antenna, an insulator formed around the magnetic antenna, and a metal or a conductor. The magnetic antenna is formed so that an electrode material is coiled around a magnetic core, the insulator is formed around the magnetic antenna excluding one end of the coil longitudinal direction, and the metal or the conductor is formed outside of the insulator. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种使用磁性部件发送和接收信息的复合磁性天线，以及使用这种天线的复合RF标签，该天线是嵌入在金属中的类型，其对于常规RF标签是不可能的，并且其适当的通信确保灵敏度。解决方案：复合RF标签使用电磁感应方法发送和接收信息，并且由IC安装的磁性天线，形成在磁性天线周围的绝缘体以及金属或导体组成。磁性天线形成为使得电极材料围绕磁芯卷绕，绝缘体形成在除了线圈纵向的一端之外的磁性天线周围，金属或导体形成在绝缘体的外部。版权所有（C）2010，JPO＆INPIT

2. 发明专利

JP2008159703A Method of manufacturing thin magnetic component 有权
标题翻译：制造薄磁性元件的方法
公开(公告)号：JP2008159703A
公开(公告)日：2008-07-10
申请号：JP2006344845
申请日：2006-12-21
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： SAKAGUCHI TOYOSHIGE , UCHIDA SHINJI , SHIBATA KAZUYOSHI , OKUDA SANEHIRO , TAGAMI NOBUYUKI , OKANO YOJI , KIMURA TETSUYA
IPC分类号： H01F41/02 , H01F17/04 , H01F27/24 , H01F27/255
摘要： PROBLEM TO BE SOLVED: To provide a method of manufacturing a thin magnetic component having excellent magnetic properties at a high density of about 90% theoretical density with high productivity using soft magnetic particles coated with an electric insulation film.
SOLUTION: The method of manufacturing the thin magnetic component at least includes a green sheet manufacturing process wherein composite soft magnetic particles which are soft magnetic particles coated with an electric insulation film are formed into a sheet; a process of hot pressing the obtained green sheet; and a heat treatment process of heat-treating the green sheet after being hot pressed. The maximum temperature at the time of hot pressing is
摘要翻译：要解决的问题：提供一种使用涂覆有电绝缘膜的软磁性颗粒以高生产率制造具有大约90％理论密度的高密度的磁性能优异的薄磁性部件的方法。解决方案：制造薄磁性部件的方法至少包括生片制造工艺，其中作为涂覆有电绝缘膜的软磁性颗粒的复合软磁性颗粒形成为片材; 对获得的生片进行热压的工序; 以及在热压后对生片进行热处理的热处理工序。热压时的最高温度<600℃，热处理时的最高温度≤600℃。版权所有（C）2008，JPO＆INPIT

3. 发明专利

JP2007288006A Electromagnetic wave interference suppression sheet, flat cable for high frequency signal, and flexible printed circuit board 有权
标题翻译：电磁波干扰抑制片，高频信号平板电缆和柔性印刷电路板
公开(公告)号：JP2007288006A
公开(公告)日：2007-11-01
申请号：JP2006115067
申请日：2006-04-18
申请人： Three M Innovative Properties Co , Toda Kogyo Corp , スリーエムイノベイティブプロパティズカンパニー , 戸田工業株式会社
发明人： YAMAMOTO KAZUMI , KIMURA TETSUYA , MITSUI AKIHIKO , TASAKA YOSHIHIKO
IPC分类号： H05K9/00 , H01F1/00 , H01F1/26
摘要： PROBLEM TO BE SOLVED: To obtain an electromagnetic wave interference suppression sheet, a flat cable for a high frequency signal and a flexible printed circuit board which are suitable for a high density mounting of electronic equipment and are excellent in an electromagnetic wave absorption of a nearby electromagnetic field and fully suppress a reflection and can suppress a degradation of an electromagnetic wave absorption performance caused by a bending or the like. SOLUTION: The resin sheet includes fiber-like conductive carbon and carbonyl iron. It is suitable that a mean particle diameter of the carbonyl iron is 1/3 or less of a sheet thickness. Preferably, it is 1/5 or less. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题为了获得电磁波干扰抑制片，用于高频信号的扁平电缆和适用于电子设备的高密度安装并且电磁波吸收性优异的柔性印刷电路板并且完全抑制反射并且可以抑制由弯曲等引起的电磁波吸收性能的劣化。
解决方案：树脂片包括纤维状导电碳和羰基铁。羰基铁的平均粒径为板厚的1/3以下是合适的。优选为1/5以下。版权所有（C）2008，JPO＆INPIT

4. 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

5. 发明专利

JP2004123404A Spinel ferrite sintered compact for high-frequency band, spinel ferrite particle powder and green sheet using the same 审中-公开
标题翻译：用于高频带，螺旋粉末颗粒粉末和使用其的绿色板材的旋转铁素体烧结
公开(公告)号：JP2004123404A
公开(公告)日：2004-04-22
申请号：JP2002286080
申请日：2002-09-30
申请人： Toda Kogyo Corp , 戸田工業株式会社
发明人： KIMURA TETSUYA , TAKAMIZAWA HIDEO , OKANO YOJI
IPC分类号： C04B35/34 , H01F1/34
摘要： PROBLEM TO BE SOLVED: To provide spinel ferrite for an electronic component such as an inductance element working at a frequency band ranging from a low frequency to a frequency over 1 GHz.
SOLUTION: A spinel ferrite sintered compact has a composition comprising 40-60 mol% Fe
2 O
3 , 20-60 mol% CoO, 1-40 mol% ZnO and 0-15 mol% MO (wherein M is at least one element chosen from the group consisting of Cu, Mn, Ni and Mg). In the spinel ferrite sintered compact for high-frequency band, a real part μ' of its magnetic permeability starts decreasing at a frequency over 1 GHz.
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：提供用于诸如电感元件的电子元件的尖晶石铁氧体，所述电子元件在从低频到超过1GHz的频带工作。解决方案：尖晶石型铁氧体烧结体具有包含40-60摩尔％Fe 2 SB 3 O 3，SB 20-60摩尔％CoO，1-40摩尔％ ZnO和0-15mol％MO（其中M是选自Cu，Mn，Ni和Mg中的至少一种元素）。在用于高频带的尖晶石铁氧体烧结体中，其磁导率的实部μ'在1GHz以上的频率下开始下降。版权所有（C）2004，JPO

6. 发明专利

JP2010259068A Composite rf tag and tool provided with the composite rf tag 审中-公开
标题翻译：复合RF标签和工具提供复合RF标签
公开(公告)号：JP2010259068A
公开(公告)日：2010-11-11
申请号：JP2010083687
申请日：2010-03-31
申请人： Toda Kogyo Corp , 戸田工業株式会社
发明人： KASHIMA JUN , DOI TAKANORI , KIMURA TETSUYA , SATO YOSHIO
IPC分类号： H01Q1/40 , H01Q7/08
CPC分类号： G06K19/07728 , G06K19/07722 , G06K19/07749 , H01F17/0033 , H01F27/022 , H01Q1/04 , H01Q1/2225 , H01Q1/40 , H01Q7/08
摘要： PROBLEM TO BE SOLVED: To provide a composite magnetic RF tag, capable of suppressing the influence of surrounding moisture and metals to a minimum and free of worrying about breakage and cracking.
SOLUTION: A magnetic antenna 17 used in the composite magnetic RF tag to communicate information, by making use of a magnetic field component is formed so as to be surrounded by a plastic resin layer 20. The magnetic antenna 17 is formed so that an electrode material is formed into the form of a coil, with a core of the magnet as the center.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供能够将周围的水分和金属的影响抑制到最小并且不用担心断裂和破裂的复合磁RF标签。解决方案：通过利用磁场分量在复合磁RF标签中用于传送信息的磁性天线17形成为被塑料树脂层20包围。磁性天线17形成为使得电极材料形成为以磁铁为核心的线圈形式。版权所有（C）2011，JPO＆INPIT

7. 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

8. 发明专利

JP2007019891A Magnetic antenna 有权
标题翻译：磁性天线
公开(公告)号：JP2007019891A
公开(公告)日：2007-01-25
申请号：JP2005199451
申请日：2005-07-07
申请人： Toda Kogyo Corp , 戸田工業株式会社
发明人： KIMURA TETSUYA , SATO YOSHIO
IPC分类号： H01Q7/08
摘要： PROBLEM TO BE SOLVED: To obtain a magnetic antenna which operates stably even if attached to a metallic surface, and has high mass productivity.
SOLUTION: The magnetic antenna can be obtained whose magnitude of a resonant frequency change is small even if attached to the metallic surface by forming, via an insulating layer, a structure formed with a conductive layer in a magnetic layer for forming a coil, and operative quality is stable and homogenous by not contacting directly with the metallic surface when attached thereto.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了获得即使附着在金属表面上也能稳定地工作并具有高质量生产率的磁性天线。解决方案：即使通过绝缘层在形成线圈的磁性层中形成由导电层形成的结构，也可以获得谐振频率变化幅度小的附加金属表面的磁性天线，并且通过在附着时不与金属表面直接接触，操作质量稳定且均匀。版权所有（C）2007，JPO＆INPIT

9. 发明专利

JP2006196747A Carbonyl iron powder, electromagnetic wave interference restraining sheet comprising the same and manufacturing method thereof 有权
标题翻译：碳钢粉末，电磁波干扰限制片及其制造方法
公开(公告)号：JP2006196747A
公开(公告)日：2006-07-27
申请号：JP2005007558
申请日：2005-01-14
申请人： Toda Kogyo Corp , 戸田工業株式会社
发明人： YAMAMOTO KAZUMI , KIMURA TETSUYA
IPC分类号： H01F1/33 , H01F1/00 , H05K9/00
摘要： PROBLEM TO BE SOLVED: To obtain an electromagnetic wave interference restraining sheet which is excellent in electromagnetic wave absorption in a neighborhood electromagnetic field and in heat resistance restraining reflection, and is proper for high density packaging; and to provide a manufacturing method of the electromagnetic wave interference restraining sheet. SOLUTION: The electromagnetic wave interference restraining sheet highly comprises phosphoric acid, at least one kind of carbonyl iron powder wherein silane coupling agent is subjected to surface processing, and at least one kind of reducing carbonyl iron powder to 60 to 80 vol%. COPYRIGHT: (C)2006,JPO&NCIPI

10. 发明专利

JP2010200314A Magnetic antenna and rf tag, and substrate having the rf tag mounted thereon 有权
标题翻译：磁性天线和RF标签，以及具有安装在其上的RF标签的衬底
公开(公告)号：JP2010200314A
公开(公告)日：2010-09-09
申请号：JP2010016689
申请日：2010-01-28
申请人： Toda Kogyo Corp , 戸田工業株式会社
发明人： KASHIMA JUN , OMAE SEIJI , KIMURA TETSUYA , SATO YOSHIO
IPC分类号： H01Q7/06 , G06K19/07 , G06K19/077
CPC分类号： H04B5/0087 , H01Q1/2225 , H01Q7/00 , H01Q7/08 , H05K1/165 , H05K2203/162
摘要： PROBLEM TO BE SOLVED: To obtain a magnetic antenna in which communication sensitivity is improved by enlarging the inductance of the coil restricted by a resonance frequency more than the prior arts.
SOLUTION: An RF tag is provided in which an IC 10 is mounted on a magnetic antenna 20 which transmits/receives information using an electromagnetic induction system. In the magnetic antenna, a plurality of coils wherein the inductance L
1 satisfies a specific relational expression are formed on one magnetic core, the coils are connected in parallel on an electric circuit and are arranged in series with the magnetic core, and the synthesized inductance L
0 of the magnetic antenna satisfies a specific relational expression.
COPYRIGHT: (C)2010,JPO&INPIT

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