JP4519188B2 - アンテナコイル - Google Patents
アンテナコイル Download PDFInfo
- Publication number
- JP4519188B2 JP4519188B2 JP2008509708A JP2008509708A JP4519188B2 JP 4519188 B2 JP4519188 B2 JP 4519188B2 JP 2008509708 A JP2008509708 A JP 2008509708A JP 2008509708 A JP2008509708 A JP 2008509708A JP 4519188 B2 JP4519188 B2 JP 4519188B2
- Authority
- JP
- Japan
- Prior art keywords
- coil
- core
- antenna
- core part
- cross
- 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.)
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Classifications
-
- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/32—Adaptation for use in or on road or rail vehicles
- H01Q1/3208—Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used
- H01Q1/3233—Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used particular used as part of a sensor or in a security system, e.g. for automotive radar, navigation systems
- H01Q1/3241—Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used particular used as part of a sensor or in a security system, e.g. for automotive radar, navigation systems particular used in keyless entry 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
Description
211 … 第1コイル部
212 … 第2コイル部
34 … コイル収容部
30 … ケース体
211A … 第1コア部
212A … 第2コア部
211B … 鍔部
212B … 鍔部
211B1,211B2 … 側面
212B1,212B2 … 側面
211D,212D … 嵌合部
L1=(K/2)・21/2−(D/2+W/2)・・・ (1)
L2=(K/2)−(D/2+t) ・・・ (2)
L1−L2=K/2・(21/2−1)−W/2+t ・・・ (3)
W<K・(21/2−1)+2t ・・・ (4)
Claims (6)
- 第1コア部を有する第1コイル部と、
上記第1コア部に交差する第2コア部を有する第2コイル部と、
上記第1コイル部および上記第2コイル部を収容するコイル収容部を有するケース体とを有し、
上記第1コイル部および上記第2コイル部が、上記各コイル部の延伸方向を上記コイル収容部の対角方向に向けて配設されたアンテナコイルにおいて、
上記第1コア部と上記第2コア部とは、互いに嵌り合う嵌合部にて交差し、
上記第1コア部の嵌合部には、上記第2コア部が嵌る間隔で配置される凸片部が上記第1コア部の各側面にそれぞれ設けられ、
上記第2コア部の嵌合部には、上記第1コア部が嵌る間隔で配置される凸片部が上記第2コア部の各側面にそれぞれ設けられる、
ことを特徴とするアンテナコイル。 - 前記第1コア部と前記第2コア部との少なくとも一方のコア部は、先端部の側面が先端方向に向かうにつれて、上記コア部の中央側に向かう状態で傾斜することを特徴とする請求項1に記載のアンテナコイル。
- 前記第1コイル部と前記第2コイル部とは、互いに直交して配設されていることを特徴とする請求項1または2に記載のアンテナコイル。
- 前記第1コイル部および前記第2コイル部の延伸方向と直交する方向にコイル線が巻回され、前記第1コイル部および前記第2コイル部を内側に配設する第3のコイル部を備えることを特徴とする請求項1から3のいずれか1項に記載のアンテナコイル。
- 請求項1から4のいずれか1項記載のアンテナコイルは、コイル端子部を除き、全体を樹脂モールドされていることを特徴とするアンテナコイル。
- 前記ケース体は、長方形状であることを特徴とする請求項1に記載のアンテナコイル。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006106347 | 2006-04-07 | ||
JP2006106347 | 2006-04-07 | ||
PCT/JP2007/054404 WO2007116623A1 (ja) | 2006-04-07 | 2007-03-07 | アンテナコイル |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010002792A Division JP4995286B2 (ja) | 2006-04-07 | 2010-01-08 | コイル部品 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2007116623A1 JPWO2007116623A1 (ja) | 2009-08-20 |
JP4519188B2 true JP4519188B2 (ja) | 2010-08-04 |
Family
ID=38580925
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008509708A Active JP4519188B2 (ja) | 2006-04-07 | 2007-03-07 | アンテナコイル |
JP2010002792A Active JP4995286B2 (ja) | 2006-04-07 | 2010-01-08 | コイル部品 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010002792A Active JP4995286B2 (ja) | 2006-04-07 | 2010-01-08 | コイル部品 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8378912B2 (ja) |
EP (2) | EP2293384B1 (ja) |
JP (2) | JP4519188B2 (ja) |
KR (1) | KR101065345B1 (ja) |
CN (1) | CN101405916B (ja) |
WO (1) | WO2007116623A1 (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8044875B2 (en) | 2006-04-10 | 2011-10-25 | Sumida Corporation | Coil parts |
JP5161901B2 (ja) * | 2010-02-15 | 2013-03-13 | スミダコーポレーション株式会社 | アンテナコイル |
WO2014073395A1 (ja) * | 2012-11-09 | 2014-05-15 | 株式会社村田製作所 | 電気部品およびアンテナ |
ES2460368B1 (es) * | 2012-11-12 | 2015-03-10 | Premo S L | Antena tridimensional |
JP2014107692A (ja) | 2012-11-27 | 2014-06-09 | Tokai Rika Co Ltd | アンテナ装置 |
JP2014107691A (ja) | 2012-11-27 | 2014-06-09 | Tokai Rika Co Ltd | アンテナ装置 |
JP2014108667A (ja) * | 2012-11-30 | 2014-06-12 | Tokai Rika Co Ltd | 車両用アンテナ装置 |
JP5913268B2 (ja) * | 2013-11-29 | 2016-04-27 | 東光株式会社 | 3軸アンテナ |
JP6287271B2 (ja) * | 2014-01-31 | 2018-03-07 | 株式会社村田製作所 | 3軸アンテナ |
USD802563S1 (en) * | 2014-08-21 | 2017-11-14 | Vorbeck Materials Corp. | Radio frequency identification antenna |
USD759635S1 (en) * | 2014-09-08 | 2016-06-21 | Avery Dennison Corporation | Antenna |
USD769228S1 (en) * | 2014-10-24 | 2016-10-18 | R.R. Donnelley & Sons Company | Antenna |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004088139A (ja) * | 2002-06-27 | 2004-03-18 | Tokai Rika Co Ltd | チップ多軸アンテナ及びチップ三軸アンテナ |
JP2006066470A (ja) * | 2004-08-24 | 2006-03-09 | Tdk Corp | コイル装置 |
JP2006081140A (ja) * | 2003-12-11 | 2006-03-23 | Hitachi Metals Ltd | アンテナ及びこれを用いた電波時計、キーレスエントリーシステム、rfidシステム |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003075403A1 (fr) * | 2002-03-05 | 2003-09-12 | Sumida Corporation | Bobine d'antenne |
TWI276122B (en) * | 2003-11-05 | 2007-03-11 | Tdk Corp | Coil device |
US7511679B2 (en) * | 2003-11-27 | 2009-03-31 | Hitachi Metals Ltd. | Antenna, and radio timepiece using the same, keyless entry system, and RFID system |
DE10361233A1 (de) | 2003-12-24 | 2005-07-28 | Neosid Pemetzrieder Gmbh & Co Kg | Induktives Miniatur-Bauelement, insbesondere Antenne |
EP1727236B1 (en) * | 2004-03-12 | 2010-08-11 | Sumida Corporation | Three-axis antenna and receiving device |
JP4888824B2 (ja) | 2005-08-25 | 2012-02-29 | 奥村遊機株式会社 | パチンコ機 |
-
2007
- 2007-03-07 KR KR1020087025950A patent/KR101065345B1/ko active IP Right Grant
- 2007-03-07 US US12/296,293 patent/US8378912B2/en active Active
- 2007-03-07 JP JP2008509708A patent/JP4519188B2/ja active Active
- 2007-03-07 CN CN2007800095847A patent/CN101405916B/zh active Active
- 2007-03-07 EP EP10014512.7A patent/EP2293384B1/en active Active
- 2007-03-07 EP EP07737918A patent/EP2009739A4/en not_active Withdrawn
- 2007-03-07 WO PCT/JP2007/054404 patent/WO2007116623A1/ja active Application Filing
-
2010
- 2010-01-08 JP JP2010002792A patent/JP4995286B2/ja active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004088139A (ja) * | 2002-06-27 | 2004-03-18 | Tokai Rika Co Ltd | チップ多軸アンテナ及びチップ三軸アンテナ |
JP2006081140A (ja) * | 2003-12-11 | 2006-03-23 | Hitachi Metals Ltd | アンテナ及びこれを用いた電波時計、キーレスエントリーシステム、rfidシステム |
JP2006066470A (ja) * | 2004-08-24 | 2006-03-09 | Tdk Corp | コイル装置 |
Also Published As
Publication number | Publication date |
---|---|
WO2007116623A1 (ja) | 2007-10-18 |
CN101405916B (zh) | 2013-04-03 |
JPWO2007116623A1 (ja) | 2009-08-20 |
KR101065345B1 (ko) | 2011-09-20 |
KR20090005045A (ko) | 2009-01-12 |
JP4995286B2 (ja) | 2012-08-08 |
EP2293384B1 (en) | 2013-07-10 |
EP2009739A4 (en) | 2009-05-13 |
EP2009739A1 (en) | 2008-12-31 |
CN101405916A (zh) | 2009-04-08 |
EP2293384A1 (en) | 2011-03-09 |
US20090115682A1 (en) | 2009-05-07 |
JP2010081654A (ja) | 2010-04-08 |
US8378912B2 (en) | 2013-02-19 |
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