CN1075672C - 天线,薄膜天线使用的磁芯元件和装备有薄膜天线的卡 - Google Patents
天线,薄膜天线使用的磁芯元件和装备有薄膜天线的卡 Download PDFInfo
- Publication number
- CN1075672C CN1075672C CN95104515A CN95104515A CN1075672C CN 1075672 C CN1075672 C CN 1075672C CN 95104515 A CN95104515 A CN 95104515A CN 95104515 A CN95104515 A CN 95104515A CN 1075672 C CN1075672 C CN 1075672C
- Authority
- CN
- China
- Prior art keywords
- magnetic core
- antenna
- thickness
- lamination
- card
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/2208—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems
- H01Q1/2225—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems used in active tags, i.e. provided with its own power source or in passive tags, i.e. deriving power from RF signal
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
- H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
- H01F1/147—Alloys characterised by their composition
- H01F1/153—Amorphous metallic alloys, e.g. glassy metals
- H01F1/15308—Amorphous metallic alloys, e.g. glassy metals based on Fe/Ni
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
- H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
- H01F1/147—Alloys characterised by their composition
- H01F1/153—Amorphous metallic alloys, e.g. glassy metals
- H01F1/15316—Amorphous metallic alloys, e.g. glassy metals based on Co
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
- H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
- H01F1/147—Alloys characterised by their composition
- H01F1/153—Amorphous metallic alloys, e.g. glassy metals
- H01F1/15333—Amorphous metallic alloys, e.g. glassy metals containing nanocrystallites, e.g. obtained by annealing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
- H01Q7/06—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop with core of ferromagnetic material
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2913—Rod, strand, filament or fiber
- Y10T428/2933—Coated or with bond, impregnation or core
- Y10T428/294—Coated or with bond, impregnation or core including metal or compound thereof [excluding glass, ceramic and asbestos]
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Electromagnetism (AREA)
- Dispersion Chemistry (AREA)
- Power Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Soft Magnetic Materials (AREA)
Abstract
Description
Claims (15)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP07222994A JP3891448B2 (ja) | 1994-04-11 | 1994-04-11 | 薄型アンテナおよびそれを用いたカード |
JP6-72229 | 1994-04-11 | ||
JP672229 | 1994-04-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1111829A CN1111829A (zh) | 1995-11-15 |
CN1075672C true CN1075672C (zh) | 2001-11-28 |
Family
ID=13483239
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN95104515A Expired - Lifetime CN1075672C (zh) | 1994-04-11 | 1995-04-11 | 天线,薄膜天线使用的磁芯元件和装备有薄膜天线的卡 |
Country Status (4)
Country | Link |
---|---|
US (1) | US5567537A (zh) |
JP (1) | JP3891448B2 (zh) |
CN (1) | CN1075672C (zh) |
DE (1) | DE19513607C2 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102388503A (zh) * | 2008-12-22 | 2012-03-21 | 株式会社东芝 | 天线磁心及其制造方法、以及使用该天线磁心的天线和检测*** |
Families Citing this family (57)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100459839B1 (ko) * | 1995-08-22 | 2005-02-07 | 미쓰비시 마테리알 가부시키가이샤 | 트랜스폰더용안테나및트랜스폰더 |
EP0925552B1 (de) * | 1996-09-10 | 2002-05-15 | PAV Card GmbH | Chipkarte und verfahren zur herstellung einer chipkarte |
CH691417A5 (fr) * | 1997-02-19 | 2001-07-13 | Njc Innovations | Etiquette RF comportant un circuit intégré associé à des éléments à perméabilité élevée. |
US6559808B1 (en) | 1998-03-03 | 2003-05-06 | Vacuumschmelze Gmbh | Low-pass filter for a diplexer |
FR2788455B1 (fr) * | 1999-01-19 | 2001-04-06 | Imphy Ugine Precision | Procede de traitement d'une bande mince metallique fragile et pieces magnetiques realisees a partir d'une bande en alliage nanocristallin |
JP4202514B2 (ja) * | 1999-03-18 | 2008-12-24 | 株式会社東芝 | 非接触データキャリア用アンテナ磁心及びそれを用いた非接触データキャリアパッケージ |
US6174205B1 (en) | 1999-05-28 | 2001-01-16 | 3Com Corporation | Communication card extension and adapter port |
US6181284B1 (en) | 1999-05-28 | 2001-01-30 | 3 Com Corporation | Antenna for portable computers |
DE19926699C2 (de) | 1999-06-11 | 2003-10-30 | Vacuumschmelze Gmbh | Hochpaßzweig einer Frequenzweiche für ADSL-Systeme |
US6482330B1 (en) * | 1999-10-01 | 2002-11-19 | Komag, Inc. | Method for manufacturing a data storage card |
DE19948897A1 (de) * | 1999-10-11 | 2001-04-19 | Vacuumschmelze Gmbh | Schnittstellenmodule für lokale Datennetzwerke |
FR2808943B1 (fr) * | 2000-05-12 | 2004-10-01 | Valeo Electronique | Identifiant pour systeme "d'acces et demarrage mains-libres" avec une bobine emettrice et/ou receptrice disposee dans l'epaisseur du substrat |
IL140281A0 (en) * | 2000-12-13 | 2002-02-10 | Coil-based electronic and electrical components (such as coils, transformers, filters and motors) based on nanotechnology | |
US7978078B2 (en) | 2001-12-21 | 2011-07-12 | Sensormatic Electronics, LLC | Magnetic core transceiver for electronic article surveillance marker detection |
CN1300364C (zh) * | 2002-01-16 | 2007-02-14 | 三井化学株式会社 | 磁性基材、其叠层体及其制造方法 |
JP2003283231A (ja) * | 2002-03-26 | 2003-10-03 | Aisin Seiki Co Ltd | アンテナおよびその製造方法 |
JP2003317052A (ja) * | 2002-04-24 | 2003-11-07 | Smart Card:Kk | Icタグシステム |
GB2388716B (en) * | 2002-05-13 | 2004-10-20 | Splashpower Ltd | Improvements relating to contact-less power transfer |
US6906495B2 (en) * | 2002-05-13 | 2005-06-14 | Splashpower Limited | Contact-less power transfer |
US7154447B2 (en) * | 2003-12-22 | 2006-12-26 | Sensormatic Electronics Corporation | Nanocrystalline core antenna for EAS and RFID applications |
US7091858B2 (en) * | 2003-01-14 | 2006-08-15 | Sensormatic Electronics Corporation | Wide exit electronic article surveillance antenna system |
WO2004066438A1 (de) | 2003-01-23 | 2004-08-05 | Vacuumschmelze Gmbh & Co. Kg | Antennenkern |
DE10302646B4 (de) | 2003-01-23 | 2010-05-20 | Vacuumschmelze Gmbh & Co. Kg | Antennenkern und Verfahren zum Herstellen eines Antennenkerns |
US7167140B2 (en) * | 2003-07-02 | 2007-01-23 | Nec Tokin Corporation | Coil antenna |
WO2005041224A1 (ja) * | 2003-10-23 | 2005-05-06 | Kabushiki Kaisha Toshiba | インダクタンス素子とその製造方法 |
US7971053B2 (en) * | 2004-05-26 | 2011-06-28 | At&T Intellectual Property I, L. P. | Methods, systems, and products for intrusion detection |
DE102004037682A1 (de) * | 2004-08-02 | 2006-03-16 | Huf Hülsbeck & Fürst Gmbh & Co. Kg | Sendeantennenanordnung zum Abstrahlen eines langwelligen Aufwecksignals für einen ID-Geber eines schlüssellosen Kraftfahrzeugzugangssystems |
US8063843B2 (en) * | 2005-02-17 | 2011-11-22 | Crucible Intellectual Property, Llc | Antenna structures made of bulk-solidifying amorphous alloys |
KR100523313B1 (ko) * | 2005-04-26 | 2005-10-24 | (주) 아모센스 | 무선 식별 안테나용 압소바 및 이를 이용한 무선 식별안테나 |
CN100372033C (zh) * | 2005-06-23 | 2008-02-27 | 安泰科技股份有限公司 | 漏电保护器用抗直流偏磁互感器磁芯及其制造方法 |
DE102005045911B4 (de) * | 2005-09-26 | 2012-04-12 | Vacuumschmelze Gmbh & Co. Kg | Magnetkern, Magnetanodnung und Verfahren zur Herstellung des Magnetkerns |
CN1331975C (zh) * | 2005-12-08 | 2007-08-15 | 南开大学 | 纳米晶铁锗颗粒薄膜磁敏材料 |
US7504952B2 (en) | 2005-12-28 | 2009-03-17 | Sandlinks Ltd. | Wide band RFID system with tag on flexible label |
WO2008018179A1 (en) * | 2006-08-11 | 2008-02-14 | Mitsui Chemicals, Inc. | Antenna core and antenna |
DE102006042349B4 (de) * | 2006-09-08 | 2010-05-20 | Vacuumschmelze Gmbh & Co. Kg | Verfahren zur Herstellung einer Magnetanordnung mit einem flachen Magnetkern und derartige Magnetanordnung |
JP5029956B2 (ja) * | 2006-10-24 | 2012-09-19 | 日立金属株式会社 | アンテナ用磁心とその製造方法、およびアンテナ |
JP2008153925A (ja) * | 2006-12-18 | 2008-07-03 | Alps Electric Co Ltd | アンテナシート及びその製造方法 |
US7771545B2 (en) * | 2007-04-12 | 2010-08-10 | General Electric Company | Amorphous metal alloy having high tensile strength and electrical resistivity |
WO2008133026A1 (ja) | 2007-04-13 | 2008-11-06 | Hitachi Metals, Ltd. | アンテナ用磁心、アンテナ用磁心の製造方法、およびアンテナ |
CN105048098B (zh) | 2009-09-25 | 2018-09-14 | 株式会社村田制作所 | 天线装置以及通信终端装置 |
JP5510547B2 (ja) | 2010-08-12 | 2014-06-04 | 株式会社村田製作所 | アンテナ装置及び通信端末装置 |
KR101158070B1 (ko) * | 2010-08-20 | 2012-06-22 | 주식회사 포스코 | 용선을 활용한 고탄소 철계 비정질 합금 및 그 제조방법 |
JP6077471B2 (ja) | 2012-02-03 | 2017-02-08 | 株式会社東芝 | アンテナ磁心とそれを用いたアンテナおよび検知システム |
JP5814854B2 (ja) * | 2012-04-18 | 2015-11-17 | 株式会社東芝 | 通信装置 |
JP5979997B2 (ja) * | 2012-06-15 | 2016-08-31 | 株式会社日立産機システム | 磁心を備える装置の製造方法 |
ES2775211T3 (es) * | 2013-02-15 | 2020-07-24 | Hitachi Metals Ltd | Método de producción de un núcleo magnético anular realizado con aleación magnética blanda, nanocristalina, basada en Fe, y método de producción de un dispositivo magnético que comprende el mismo |
WO2015194895A1 (ko) | 2014-06-19 | 2015-12-23 | 주식회사 아모그린텍 | 저주파 안테나, 그의 제조방법 및 이를 이용한 키레스 엔트리 시스템 |
WO2016031311A1 (ja) * | 2014-08-27 | 2016-03-03 | 株式会社村田製作所 | コイルアンテナ、無線icデバイスおよびコイルアンテナの製造方法 |
DE102015111038B4 (de) * | 2015-07-08 | 2021-05-06 | Infineon Technologies Ag | Eine vertikale Ferritantenne mit vorgefertigten Verbindungsbauteilen |
CN108292804B (zh) * | 2015-10-05 | 2020-05-01 | 阿莫善斯有限公司 | 多功能复合模块及包括其的便携式设备 |
JP7083985B2 (ja) * | 2016-01-26 | 2022-06-14 | 株式会社M.T.C | 振動発電素子及びその製造方法 |
DK3427339T3 (da) | 2016-03-07 | 2020-12-07 | Sivantos Pte Ltd | Antenne |
KR20180047889A (ko) * | 2016-11-01 | 2018-05-10 | 삼성전기주식회사 | 안테나 장치 |
CN107142429B (zh) * | 2017-05-22 | 2019-01-18 | 西安工业大学 | 一种制备原料全部为低纯度工业合金的Fe基非晶合金及其制备方法 |
CN107345265B (zh) * | 2017-06-22 | 2019-08-09 | 东莞市大忠电子有限公司 | 一种降低纳米晶磁芯的剩磁的退火工艺 |
PL234845B1 (pl) * | 2018-05-25 | 2020-04-30 | Politechnika Czestochowska | Amorficzny stop objętościowy |
US10647556B2 (en) | 2018-10-02 | 2020-05-12 | Goodrich Corporation | Hoist cable sensor with differential drive |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5267922A (en) * | 1975-12-03 | 1977-06-06 | Matsushita Electric Ind Co Ltd | Character signal generation system |
DE4109840A1 (de) * | 1991-03-26 | 1992-10-01 | Bosch Gmbh Robert | Antenne zum empfang von lang- und/oder laengstwellen |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4187128A (en) * | 1978-09-26 | 1980-02-05 | Bell Telephone Laboratories, Incorporated | Magnetic devices including amorphous alloys |
JPH02223205A (ja) * | 1988-11-02 | 1990-09-05 | Kurieiteitsuku Japan:Kk | アンテナ |
EP0374847B1 (en) * | 1988-12-20 | 1995-03-22 | Kabushiki Kaisha Toshiba | Fe-based soft magnetic alloy |
US5096513A (en) * | 1989-09-01 | 1992-03-17 | Kabushiki Kaisha Toshiba | Very thin soft magnetic alloy strips and magnetic core and electromagnetic apparatus made therefrom |
US5151137A (en) * | 1989-11-17 | 1992-09-29 | Hitachi Metals Ltd. | Soft magnetic alloy with ultrafine crystal grains and method of producing same |
EP0435680B1 (en) * | 1989-12-28 | 1995-04-05 | Kabushiki Kaisha Toshiba | Fe-based soft magnetic alloy, method of producing same and magnetic core made of same |
JP2559074B2 (ja) * | 1990-04-27 | 1996-11-27 | 株式会社クリエイティックジャパン | アンテナ素子 |
JPH04321190A (ja) * | 1991-04-22 | 1992-11-11 | Mitsubishi Electric Corp | 非接触型携帯記憶装置のアンテナ回路 |
JPH05267922A (ja) * | 1992-03-19 | 1993-10-15 | Toshiba Corp | 車載用アンテナ |
JP3233313B2 (ja) * | 1993-07-21 | 2001-11-26 | 日立金属株式会社 | パルス減衰特性に優れたナノ結晶合金の製造方法 |
-
1994
- 1994-04-11 JP JP07222994A patent/JP3891448B2/ja not_active Expired - Lifetime
-
1995
- 1995-04-10 DE DE19513607A patent/DE19513607C2/de not_active Expired - Lifetime
- 1995-04-11 US US08/419,690 patent/US5567537A/en not_active Expired - Lifetime
- 1995-04-11 CN CN95104515A patent/CN1075672C/zh not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5267922A (en) * | 1975-12-03 | 1977-06-06 | Matsushita Electric Ind Co Ltd | Character signal generation system |
DE4109840A1 (de) * | 1991-03-26 | 1992-10-01 | Bosch Gmbh Robert | Antenne zum empfang von lang- und/oder laengstwellen |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102388503A (zh) * | 2008-12-22 | 2012-03-21 | 株式会社东芝 | 天线磁心及其制造方法、以及使用该天线磁心的天线和检测*** |
US8902067B2 (en) | 2008-12-22 | 2014-12-02 | Kabushiki Kaisha Toshiba | Antenna core and method of manufacturing the same, and antenna and detection system using the same |
CN102388503B (zh) * | 2008-12-22 | 2015-06-17 | 株式会社东芝 | 天线磁心及其制造方法、以及使用该天线磁心的天线和检测*** |
US9381889B2 (en) | 2008-12-22 | 2016-07-05 | Kabushiki Kaisha Toshiba | Antenna core and method of manufacturing the same, and antenna and detection system using the same |
Also Published As
Publication number | Publication date |
---|---|
CN1111829A (zh) | 1995-11-15 |
DE19513607C2 (de) | 1999-07-15 |
JP3891448B2 (ja) | 2007-03-14 |
JPH07278763A (ja) | 1995-10-24 |
DE19513607A1 (de) | 1995-10-12 |
US5567537A (en) | 1996-10-22 |
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