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1. 发明授权

US10027017B2 Magnetic antenna, and RF tag and board mounted with the RF tag 有权
公开(公告)号：US10027017B2
公开(公告)日：2018-07-17
申请号：US15459236
申请日：2017-03-15
申请人： TODA KOGYO CORPORATION
发明人： Jun Koujima , Satoshi Ohmae , Tetsuya Kimura , Yoshiro Sato
IPC分类号： G06K19/06 , H01Q1/22 , H01Q7/00
摘要： The present invention relates to an RF tag comprising a magnetic antenna for transmitting and receiving information using an electromagnetic induction method, and an IC mounted to the magnetic antenna, wherein the magnetic antenna comprises a magnetic core and a plurality of coils formed on the magnetic core; the coils each have an inductance L1 satisfying the specific relational formula, and are connected in parallel to each other in an electric circuit and disposed in series on the magnetic core; and a combined inductance L0 of the magnetic antenna satisfies the specific relational formula. The RF tag of the present invention is used as a magnetic antenna for information communication using a magnetic field component which is capable of satisfying both reduction in size and improvement in communication sensitivity.

2. 发明授权

US09218559B2 Composite RF tag, and tool mounted with the composite RF tag 有权
标题翻译：复合RF标签和工具安装有复合RF标签
公开(公告)号：US09218559B2
公开(公告)日：2015-12-22
申请号：US14272607
申请日：2014-05-08
申请人： TODA KOGYO CORPORATION
发明人： Jun Koujima , Takanori Doi , Tetsuya Kimura , Yoshiro Sato
IPC分类号： G06K19/06 , G06K19/077 , H01F17/00 , H01F27/02 , H01Q1/04 , H01Q1/22 , 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： The present invention relates to a composite RF tag for transmitting and receiving information using an electromagnetic induction method, comprising a magnetic antenna mounted with an IC, and a resin layer formed around the magnetic antenna, wherein the magnetic antenna comprises a central core formed of a magnetic material and a coil-shaped electrode material disposed around the core. The RF tag according to the present invention comprises the magnetic antenna surrounded by the resin, and therefore can provide a composite magnetic RF tag which can minimize adverse influence by surrounding water or metals in view of maintenance of tools or parts to which the composite RF tag is mounted, and is free from occurrence of any failure or cracking.
摘要翻译：本发明涉及一种用于使用电磁感应方法发送和接收信息的复合RF标签，其包括安装有IC的磁性天线和围绕该磁性天线形成的树脂层，其中该磁性天线包括由磁性材料和设置在芯周围的线圈状电极材料。根据本发明的RF标签包括由树脂包围的磁性天线，因此可以提供复合磁RF标签，其可以考虑到维护复合RF标签的工具或部件，从而最小化周围的水或金属的不利影响被安装，没有发生任何故障或破裂。

3. 发明申请

US20130206847A1 COMPOSITE MAGNETIC ANTENNA AND RF TAG, AND METAL PART AND METAL TOOL ON WHICH THE COMPOSITE MAGNETIC ANTENNA OR RF TAG IS INSTALLED 审中-公开
标题翻译：复合磁性天线和RF标签以及安装有复合磁性天线或RF标签的金属部件和金属工具
公开(公告)号：US20130206847A1
公开(公告)日：2013-08-15
申请号：US13842672
申请日：2013-03-15
申请人： TODA KOGYO CORPORATION
发明人： Jun Koujima , Tetsuya Kimura , Takanori Doi , Yoshiro Sato
IPC分类号： G06K19/077 , H01F17/04
CPC分类号： G06K19/07779 , G06K19/07771 , H01F17/04 , H01Q1/2225 , H01Q7/08
摘要： The present invention relates to a composite magnetic antenna for information communication utilizing a magnetic field component as well as a composite RF tag using the composite magnetic antenna, which can be embedded in metals while maintaining a sufficient communication sensitivity unlike conventional RF tags which were unusable in the metal embedding applications. The composite RF tag for transmitting and receiving information using an electromagnetic induction method according to the present invention, comprises a magnetic antenna on which an IC is mounted, and an insulating material and a metal material or a conductive material which are formed around the magnetic antenna, wherein the magnetic antenna comprises a central core formed of a magnetic material, and an electrode material formed into a coil around the central core; the insulating material is formed around the magnetic antenna except for one longitudinal end of the coil of the magnetic antenna; and the metal material or the conductive material is formed on an outside of the insulating material.
摘要翻译：本发明涉及一种利用磁场分量的信息通信的复合磁性天线以及使用复合磁性天线的复合磁性天线，该复合磁性天线可以嵌入在金属中，同时保持足够的通信灵敏度，这与常规的RF标签不同，金属嵌入式应用。用于使用根据本发明的电磁感应方法发送和接收信息的复合RF标签包括安装有IC的磁性天线和形成在磁性天线周围的绝缘材料和金属材料或导电材料其中，所述磁性天线包括由磁性材料形成的中心芯和形成为所述中心芯周围的线圈的电极材料; 绝缘材料围绕磁性天线形成，除了磁性天线的线圈的一个纵向端部之外; 并且金属材料或导电材料形成在绝缘材料的外侧上。

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