JP4623272B2 - アンテナ装置 - Google Patents
アンテナ装置 Download PDFInfo
- Publication number
- JP4623272B2 JP4623272B2 JP2004255182A JP2004255182A JP4623272B2 JP 4623272 B2 JP4623272 B2 JP 4623272B2 JP 2004255182 A JP2004255182 A JP 2004255182A JP 2004255182 A JP2004255182 A JP 2004255182A JP 4623272 B2 JP4623272 B2 JP 4623272B2
- Authority
- JP
- Japan
- Prior art keywords
- conductor
- inverted
- vertical
- antenna
- antenna device
- 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 - Fee Related
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Classifications
-
- 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
- H01Q1/325—Adaptation for use in or on road or rail vehicles characterised by the location of the antenna on the vehicle
- H01Q1/3291—Adaptation for use in or on road or rail vehicles characterised by the location of the antenna on the vehicle mounted in or on other locations inside the vehicle or vehicle body
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
- H01Q9/0421—Substantially flat resonant element parallel to ground plane, e.g. patch antenna with a shorting wall or a shorting pin at one end of the element
Landscapes
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Waveguide Aerials (AREA)
Description
12 接地導体
14A 放射導体
141A 垂直部分
141A−1 下端部分
141A−2 上端部分
141A−3 中間部分
142 水平部分
16A 短絡導体(垂直導体)
Claims (4)
- 接地導体と、該接地導体上に設けられた逆F素子とを備えた逆F型アンテナであって、
前記逆F素子は、L字形の放射導体と短絡導体とから構成され、前記放射導体は、前記接地導体に対してギャップを空けて設けられた給電点から垂直に延在する垂直部分と、該垂直部分の上端から前記接地導体と平行に水平に延在する水平部分とから構成され、
前記短絡導体は、前記放射導体の垂直部分と平行に該垂直部分から前記水平部分の開放端側へ離間して前記接地導体から前記放射導体の水平部分まで垂直に延在しており、
前記放射導体の垂直部分が、ミアンダ形状であり、しかも前記給電点を頂点とした逆二等辺三角形の形状をしていることを特徴とするアンテナ装置。 - 前記放射導体の垂直部分は、前記給電点から上方へ延在する下端部分と、前記上端から下方へ延在する上端部分と、前記下端部分と前記状態部分との間にある断面コ字型の中間部分とから成る、請求項1に記載のアンテナ装置。
- 前記中間部分は前記垂直導体側へ凹んだ形状をしている、請求項2に記載のアンテナ装置。
- 前記放射導体の水平部分は矩形形状をしている、請求項1乃至3のいずれか1つに記載のアンテナ装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004255182A JP4623272B2 (ja) | 2004-09-02 | 2004-09-02 | アンテナ装置 |
US11/068,681 US7154443B2 (en) | 2004-09-02 | 2005-02-28 | Antenna apparatus capable of achieving a low-profile design |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004255182A JP4623272B2 (ja) | 2004-09-02 | 2004-09-02 | アンテナ装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006074422A JP2006074422A (ja) | 2006-03-16 |
JP4623272B2 true JP4623272B2 (ja) | 2011-02-02 |
Family
ID=35942329
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004255182A Expired - Fee Related JP4623272B2 (ja) | 2004-09-02 | 2004-09-02 | アンテナ装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US7154443B2 (ja) |
JP (1) | JP4623272B2 (ja) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100735154B1 (ko) * | 2005-10-20 | 2007-07-04 | (주)에이스안테나 | 임피던스 변환형 광대역 안테나 |
JP2007126026A (ja) * | 2005-11-04 | 2007-05-24 | Alps Electric Co Ltd | アンテナ装置 |
TWM313875U (en) * | 2006-10-20 | 2007-06-11 | Wistron Neweb Corp | Multi-band antenna and electronic device containing the same |
TWI369028B (en) * | 2007-09-10 | 2012-07-21 | Hon Hai Prec Ind Co Ltd | Multi-band antenna |
TWM330583U (en) * | 2007-09-13 | 2008-04-11 | Wistron Neweb Corp | Wide-band antenna and related dual-band antenna |
US20090146888A1 (en) * | 2007-12-10 | 2009-06-11 | Jung Tai Wu | Monopole antenna and wireless network device having the same |
JP2009188890A (ja) * | 2008-02-08 | 2009-08-20 | Panasonic Corp | アンテナ装置及び携帯無線機 |
US7589682B1 (en) * | 2008-03-18 | 2009-09-15 | Cameo Communications Inc. | Single-plate dual-band antenna and wireless network device having the same |
US8159401B2 (en) * | 2009-01-16 | 2012-04-17 | Badger Meter, Inc. | Antenna for sealed transmitter assembly in subsurface utility installations |
JP2014027417A (ja) * | 2012-07-25 | 2014-02-06 | Denso Wave Inc | アンテナ |
JP6083142B2 (ja) * | 2012-07-25 | 2017-02-22 | 株式会社デンソーウェーブ | アンテナ装置 |
JP6083141B2 (ja) * | 2012-07-25 | 2017-02-22 | 株式会社デンソーウェーブ | アンテナ装置 |
CN104995795B (zh) * | 2013-02-22 | 2018-05-18 | 原田工业株式会社 | 倒f型天线以及车载用复合天线装置 |
JP2016226056A (ja) * | 2016-10-04 | 2016-12-28 | 株式会社デンソーウェーブ | アンテナ装置 |
KR102517347B1 (ko) * | 2021-04-29 | 2023-04-03 | 주식회사 엘지유플러스 | 광대역 안테나 모듈 및 이를 구비한 이동 단말기 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002076735A (ja) * | 2000-08-31 | 2002-03-15 | Sharp Corp | パターンアンテナ及びそれを備えた無線通信装置 |
JP2002510926A (ja) * | 1998-04-02 | 2002-04-09 | アルゴン・アーベー | バンド状の放射構造体を含む広帯域アンテナ手段 |
JP2004200772A (ja) * | 2002-12-16 | 2004-07-15 | Alps Electric Co Ltd | アンテナ装置 |
JP2004228692A (ja) * | 2003-01-20 | 2004-08-12 | Alps Electric Co Ltd | デュアルバンドアンテナ |
JP2004228982A (ja) * | 2003-01-23 | 2004-08-12 | Alps Electric Co Ltd | デュアルバンドアンテナ |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0878943A (ja) | 1994-09-03 | 1996-03-22 | Nippon Dengiyou Kosaku Kk | 広帯域線状アンテナ |
JPH08250925A (ja) | 1995-03-09 | 1996-09-27 | Nippon Dengiyou Kosaku Kk | 広帯域線状アンテナ |
US5574836A (en) * | 1996-01-22 | 1996-11-12 | Broemmelsiek; Raymond M. | Interactive display apparatus and method with viewer position compensation |
JP3296189B2 (ja) * | 1996-06-03 | 2002-06-24 | 三菱電機株式会社 | アンテナ装置 |
US6218992B1 (en) * | 2000-02-24 | 2001-04-17 | Ericsson Inc. | Compact, broadband inverted-F antennas with conductive elements and wireless communicators incorporating same |
US6326921B1 (en) * | 2000-03-14 | 2001-12-04 | Telefonaktiebolaget Lm Ericsson (Publ) | Low profile built-in multi-band antenna |
US6738023B2 (en) * | 2002-10-16 | 2004-05-18 | Etenna Corporation | Multiband antenna having reverse-fed PIFA |
JP2004201278A (ja) * | 2002-12-06 | 2004-07-15 | Sharp Corp | パターンアンテナ |
KR20030064717A (ko) * | 2003-07-15 | 2003-08-02 | 학교법인 한국정보통신학원 | 트리플 밴드 내장형 안테나 |
US6977616B2 (en) * | 2003-09-01 | 2005-12-20 | Alps Electric Co., Ltd. | Dual-band antenna having small size and low-height |
US7079079B2 (en) * | 2004-06-30 | 2006-07-18 | Skycross, Inc. | Low profile compact multi-band meanderline loaded antenna |
-
2004
- 2004-09-02 JP JP2004255182A patent/JP4623272B2/ja not_active Expired - Fee Related
-
2005
- 2005-02-28 US US11/068,681 patent/US7154443B2/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002510926A (ja) * | 1998-04-02 | 2002-04-09 | アルゴン・アーベー | バンド状の放射構造体を含む広帯域アンテナ手段 |
JP2002076735A (ja) * | 2000-08-31 | 2002-03-15 | Sharp Corp | パターンアンテナ及びそれを備えた無線通信装置 |
JP2004200772A (ja) * | 2002-12-16 | 2004-07-15 | Alps Electric Co Ltd | アンテナ装置 |
JP2004228692A (ja) * | 2003-01-20 | 2004-08-12 | Alps Electric Co Ltd | デュアルバンドアンテナ |
JP2004228982A (ja) * | 2003-01-23 | 2004-08-12 | Alps Electric Co Ltd | デュアルバンドアンテナ |
Also Published As
Publication number | Publication date |
---|---|
US20060044194A1 (en) | 2006-03-02 |
JP2006074422A (ja) | 2006-03-16 |
US7154443B2 (en) | 2006-12-26 |
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