JP4995286B2 - コイル部品 - Google Patents
コイル部品 Download PDFInfo
- Publication number
- JP4995286B2 JP4995286B2 JP2010002792A JP2010002792A JP4995286B2 JP 4995286 B2 JP4995286 B2 JP 4995286B2 JP 2010002792 A JP2010002792 A JP 2010002792A JP 2010002792 A JP2010002792 A JP 2010002792A JP 4995286 B2 JP4995286 B2 JP 4995286B2
- Authority
- JP
- Japan
- Prior art keywords
- coil
- core
- cross
- fitting
- antenna
- 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.)
- Active
Links
- 238000004804 winding Methods 0.000 description 27
- 230000002093 peripheral effect Effects 0.000 description 10
- 230000035945 sensitivity Effects 0.000 description 9
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Images
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
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Coils Or Transformers For Communication (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Electromagnets (AREA)
- Details Of Aerials (AREA)
- Support Of Aerials (AREA)
Description
W<K・(21/2−1)+2t
の関係を有することとする。
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 (5)
- アンテナコイルに用いられるコイル部品であって、
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コイル部と上記第2コイル部と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、
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、
前記各コイル部の幅W、前記コイル収容部の幅K、鍔部の長さtに対して、
W<K・(2 1/2 −1)+2t
の関係を有する、
ことを特徴とするコイル部品。 - 前記第1コア部と前記第2コア部とは、同一形状に設けられている、
ことを特徴とする請求項1に記載のコイル部品。 - 前記第1コア部と前記第2コア部との少なくとも一方には、その両端部のうち少なくとも一方に鍔部が設けられている、
ことを特徴とする請求項1または2に記載のコイル部品。 - 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項に記載のコイル部品。
- 上記第1コア部と上記第2コア部との少なくとも一方の両端に設けられる前記鍔部のうち少なくとも1つの鍔部の側面は、先端方向に向かうにつれて、前記コア部の中央側に向かう状態で傾斜している、
ことを特徴とする請求項3または4に記載のコイル部品。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010002792A JP4995286B2 (ja) | 2006-04-07 | 2010-01-08 | コイル部品 |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006106347 | 2006-04-07 | ||
JP2006106347 | 2006-04-07 | ||
JP2010002792A JP4995286B2 (ja) | 2006-04-07 | 2010-01-08 | コイル部品 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008509708A Division JP4519188B2 (ja) | 2006-04-07 | 2007-03-07 | アンテナコイル |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010081654A JP2010081654A (ja) | 2010-04-08 |
JP4995286B2 true JP4995286B2 (ja) | 2012-08-08 |
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 Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008509708A Active JP4519188B2 (ja) | 2006-04-07 | 2007-03-07 | アンテナコイル |
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 |
---|---|---|---|---|
KR101095883B1 (ko) * | 2006-04-10 | 2011-12-21 | 스미다 코포레이션 가부시키가이샤 | 코일 부품 |
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 |
ES2459892B1 (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 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003075403A1 (fr) * | 2002-03-05 | 2003-09-12 | Sumida Corporation | Bobine d'antenne |
JP3924512B2 (ja) * | 2002-06-27 | 2007-06-06 | 株式会社東海理化電機製作所 | チップ多軸アンテナ |
JP2006066470A (ja) * | 2004-08-24 | 2006-03-09 | Tdk Corp | コイル装置 |
TWI276123B (en) * | 2003-11-05 | 2007-03-11 | Tdk Corp | Coil device |
EP2071667B1 (en) * | 2003-11-27 | 2018-02-28 | Hitachi Metals, Ltd. | Antenna, and radio-controlled timepiece, keyless entry system, and RFID system comprising it |
JP4826706B2 (ja) * | 2003-12-11 | 2011-11-30 | 日立金属株式会社 | 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 |
DE10361233A1 (de) | 2003-12-24 | 2005-07-28 | Neosid Pemetzrieder Gmbh & Co Kg | Induktives Miniatur-Bauelement, insbesondere Antenne |
CN101901963B (zh) * | 2004-03-12 | 2013-06-19 | 日商·胜美达股份有限公司 | 天线线圈单元 |
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 CN CN2007800095847A patent/CN101405916B/zh active Active
- 2007-03-07 KR KR1020087025950A patent/KR101065345B1/ko active IP Right Grant
- 2007-03-07 EP EP10014512.7A patent/EP2293384B1/en active Active
- 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 WO PCT/JP2007/054404 patent/WO2007116623A1/ja active Application Filing
- 2007-03-07 EP EP07737918A patent/EP2009739A4/en not_active Withdrawn
-
2010
- 2010-01-08 JP JP2010002792A patent/JP4995286B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
US20090115682A1 (en) | 2009-05-07 |
JP4519188B2 (ja) | 2010-08-04 |
JPWO2007116623A1 (ja) | 2009-08-20 |
WO2007116623A1 (ja) | 2007-10-18 |
EP2009739A4 (en) | 2009-05-13 |
CN101405916B (zh) | 2013-04-03 |
CN101405916A (zh) | 2009-04-08 |
EP2293384B1 (en) | 2013-07-10 |
EP2293384A1 (en) | 2011-03-09 |
US8378912B2 (en) | 2013-02-19 |
KR20090005045A (ko) | 2009-01-12 |
JP2010081654A (ja) | 2010-04-08 |
KR101065345B1 (ko) | 2011-09-20 |
EP2009739A1 (en) | 2008-12-31 |
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