HK1074109A1 - A magnetic core antenna - Google Patents
A magnetic core antennaInfo
- Publication number
- HK1074109A1 HK1074109A1 HK05105220.6A HK05105220A HK1074109A1 HK 1074109 A1 HK1074109 A1 HK 1074109A1 HK 05105220 A HK05105220 A HK 05105220A HK 1074109 A1 HK1074109 A1 HK 1074109A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- magnetic core
- core antenna
- antenna
- magnetic
- core
- Prior art date
Links
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
- H01Q1/2216—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 interrogator/reader equipment
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
-
- 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
-
- 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
- H01Q7/08—Ferrite rod or like elongated core
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/04—Fixed inductances of the signal type with magnetic core
- H01F17/045—Fixed inductances of the signal type with magnetic core with core of cylindric geometry and coil wound along its longitudinal axis, i.e. rod or drum core
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US47894303P | 2003-06-16 | 2003-06-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1074109A1 true HK1074109A1 (en) | 2005-10-28 |
Family
ID=33418475
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK05105220.6A HK1074109A1 (en) | 2003-06-16 | 2005-06-22 | A magnetic core antenna |
Country Status (4)
Country | Link |
---|---|
US (1) | US7209090B2 (xx) |
EP (1) | EP1489635B1 (xx) |
DE (1) | DE602004025767D1 (xx) |
HK (1) | HK1074109A1 (xx) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7317426B2 (en) * | 2005-02-04 | 2008-01-08 | Sensormatic Electronics Corporation | Core antenna for EAS and RFID applications |
DE102005015006B4 (de) | 2005-04-01 | 2013-12-05 | Vacuumschmelze Gmbh & Co. Kg | Magnetkern |
ATE393973T1 (de) * | 2005-06-07 | 2008-05-15 | Toshiba Kk | Funkübertragungssystem, antennenvorrichtung und verfahren zur bogenbearbeitung |
JP3933191B1 (ja) * | 2006-03-13 | 2007-06-20 | 株式会社村田製作所 | 携帯電子機器 |
JP2007325055A (ja) * | 2006-06-02 | 2007-12-13 | Matsushita Electric Ind Co Ltd | アンテナ装置 |
JP2008178544A (ja) * | 2007-01-24 | 2008-08-07 | Olympus Corp | 無線給電システム、カプセル内視鏡、及びカプセル内視鏡システム |
US7832952B2 (en) | 2007-03-21 | 2010-11-16 | Avery Dennison Corporation | High-frequency RFID printer |
CH697212A5 (de) * | 2007-07-18 | 2008-06-25 | Microcomponents Sa | Elektrische Spule. |
US8253278B2 (en) * | 2008-06-05 | 2012-08-28 | Qualcomm Incorporated | Ferrite antennas for wireless power transfer |
US8358134B1 (en) | 2008-10-24 | 2013-01-22 | Pure Technologies Ltd. | Marker for pipeline apparatus and method |
US8730120B2 (en) * | 2010-11-12 | 2014-05-20 | Panasonic Corporation | Transmission/reception antenna and transmission/reception device using same |
TWI464318B (zh) * | 2013-07-29 | 2014-12-11 | Univ Nat Taipei Technology | 供裝設於把手的感應裝置及車門把手 |
US9424724B2 (en) * | 2013-08-02 | 2016-08-23 | Bibliotheca Rfid Library Systems Ag | Single turn magnetic drive loop for electronic article surveillance |
DE112014006213T5 (de) * | 2014-01-20 | 2016-11-03 | Murata Manufacturing Co., Ltd. | Antennenkomponente |
US20160005530A1 (en) * | 2014-07-02 | 2016-01-07 | Analog Devices Global | Inductive component for use in an integrated circuit, a transformer and an inductor formed as part of an integrated circuit |
DE202015107067U1 (de) * | 2015-12-23 | 2016-01-21 | Intica Systems Ag | Stabförmiges Induktivbauteil |
JP6631481B2 (ja) * | 2016-11-18 | 2020-01-15 | 株式会社村田製作所 | インダクタ部品 |
DE102018113765B4 (de) | 2017-06-09 | 2023-11-02 | Analog Devices International Unlimited Company | Transformator mit einer durchkontaktierung für einen magnetkern |
EP3474378B1 (en) | 2017-10-23 | 2021-03-17 | Premo, S.A. | Antenna for low frequency communication within a vehicle environment and low frequency communication system |
EP3726651A1 (de) * | 2019-04-15 | 2020-10-21 | Schaffner EMV AG | Antenne |
US20210091826A1 (en) * | 2019-09-19 | 2021-03-25 | Sensormatic Electronics, LLC | Self-detaching anti-theft device using direct and harvested resonant energy |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5330976B1 (xx) * | 1971-07-22 | 1978-08-30 | ||
DE2751356A1 (de) * | 1977-11-17 | 1979-05-23 | Blaupunkt Werke Gmbh | Ferritstabantenne mit gehaeuse |
JPH0638562B2 (ja) * | 1985-08-12 | 1994-05-18 | 日産自動車株式会社 | 車両用アンテナ |
GB2221097B (en) * | 1988-06-24 | 1992-11-25 | Nippon Antenna Kk | Automotive antenna |
US5483208A (en) * | 1994-08-26 | 1996-01-09 | Scientific-Atlanta, Inc. | Radio frequency choke and tap |
WO1996027888A1 (en) * | 1995-03-06 | 1996-09-12 | American Lightwave Systems, Inc. | Power takeoff inductor |
JP3855253B2 (ja) * | 2000-06-13 | 2006-12-06 | アイシン精機株式会社 | バーアンテナおよびその製造方法 |
JP2002261536A (ja) * | 2001-03-02 | 2002-09-13 | Alps Electric Co Ltd | 小型アンテナ及びその製造方法 |
JP3882595B2 (ja) * | 2001-11-28 | 2007-02-21 | アイシン精機株式会社 | アンテナ装置 |
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 |
-
2004
- 2004-05-27 US US10/855,203 patent/US7209090B2/en active Active
- 2004-06-08 EP EP04013527A patent/EP1489635B1/en not_active Expired - Fee Related
- 2004-06-08 DE DE602004025767T patent/DE602004025767D1/de not_active Expired - Lifetime
-
2005
- 2005-06-22 HK HK05105220.6A patent/HK1074109A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP1489635B1 (en) | 2010-03-03 |
US20040252068A1 (en) | 2004-12-16 |
EP1489635A2 (en) | 2004-12-22 |
DE602004025767D1 (de) | 2010-04-15 |
US7209090B2 (en) | 2007-04-24 |
EP1489635A3 (en) | 2007-02-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20140608 |