JP2005537745A - 平面型逆fアンテナ用放射体及びそれを用いた平面型逆fアンテナ - Google Patents
平面型逆fアンテナ用放射体及びそれを用いた平面型逆fアンテナ Download PDFInfo
- Publication number
- JP2005537745A JP2005537745A JP2004532433A JP2004532433A JP2005537745A JP 2005537745 A JP2005537745 A JP 2005537745A JP 2004532433 A JP2004532433 A JP 2004532433A JP 2004532433 A JP2004532433 A JP 2004532433A JP 2005537745 A JP2005537745 A JP 2005537745A
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- Japan
- Prior art keywords
- radiator
- antenna
- planar inverted
- width
- short
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/08—Radiating ends of two-conductor microwave transmission lines, e.g. of coaxial lines, of microstrip lines
-
- 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
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
- H01Q1/243—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in antennas
-
- 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
Abstract
Description
図面に示されたように、従来の平面型逆Fアンテナは、四角形放射パッチ(rectangular radiation patch)101、短絡板(shorting plate)103、給電線(feeding line)105及び接地面(ground plane)107から構成されている。
「カスリーン L.ヴァーガ、ヤーヤ ラーマット−サミー『無線通信パッケージングのための扁平強化帯域PIFAアンテナ』マイクロ波理論及び技術IEEE会報第45巻No.10第1879−1888頁、1997年10月(Kathleen L. Virga and Yahya Rahmat-Samii"Low-Profile Enhanced-Bandwidth PIFA Antennas for Wireless Communications Packaging"IEEE Transaction on Microwave Theory and Techniques, Vol.45,No.10,pp.1879-1888,Oct.1997.)」
図2に示されたように、本発明に係る平面型逆Fアンテナは、放射体201、短絡板103、給電線105及び接地面107を備えている。
表1
グラフ LP[mm] WP[mm]
A 35 25
B 30 20
C 25 15
D 20 10
E 15 5
F 10 0
103 短絡板
105 給電線
107 接地面
201 放射体
Claims (5)
- 平面型逆Fアンテナに配置され、印加される信号を放射するための平面型逆Fアンテナ用放射体において、
前記放射体は、直線的に終端が狭くなる非対称的なテーパ形状であり、
前記放射体のテーパ形状の終端部分の長さ及び幅は、望ましい共振周波数に応じて決定されることを特徴とする平面型逆Fアンテナ用放射体。 - 平面型逆Fアンテナ用放射体を用いた平面型逆Fアンテナにおいて、
前記放射体は、直線的に終端が狭くなる非対称的なテーパ形状であり、
前記放射体のテーパ形状の終端部分の長さ及び幅は、望ましい共振周波数に応じて決定されることを特徴とする平面型逆Fアンテナ。 - 放射体を有する平面型逆Fアンテナにおいて、
放射体を接地するための接地手段と、
前記放射体を短絡するための短絡手段と、
印加される電流を前記放射体に給電するための給電手段と、
前記給電手段から印加された電流を放射するための前記放射体と、
を備え、
前記放射体は、直線的に終端が狭くなる非対称的なテーパ形状であり、前記テーパ形状の終端部分の長さ及び幅は、望ましい共振周波数に応じて決定されることを特徴とする平面型逆Fアンテナ。 - 前記短絡手段の幅は、前記望ましい共振周波数に応じて変化することを特徴とする請求項3に記載の平面型逆Fアンテナ。
- 前記給電手段の位置は、前記望ましい共振周波数に応じて変化することを特徴とする請求項3に記載の平面型逆Fアンテナ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020051039A KR100626667B1 (ko) | 2002-08-28 | 2002-08-28 | 평면형 역 에프 안테나 |
PCT/KR2003/001750 WO2004021514A1 (en) | 2002-08-28 | 2003-08-28 | Radiation device for planar inverted f antenna |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2005537745A true JP2005537745A (ja) | 2005-12-08 |
Family
ID=31973545
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004532433A Pending JP2005537745A (ja) | 2002-08-28 | 2003-08-28 | 平面型逆fアンテナ用放射体及びそれを用いた平面型逆fアンテナ |
Country Status (7)
Country | Link |
---|---|
US (1) | US7345631B2 (ja) |
EP (1) | EP1547197B1 (ja) |
JP (1) | JP2005537745A (ja) |
KR (1) | KR100626667B1 (ja) |
CN (1) | CN100495818C (ja) |
AU (1) | AU2003253489A1 (ja) |
WO (1) | WO2004021514A1 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100603596B1 (ko) | 2003-10-16 | 2006-07-24 | 한국전자통신연구원 | 평면형 역 에프 안테나 |
JP2005252366A (ja) * | 2004-03-01 | 2005-09-15 | Sony Corp | 逆fアンテナ |
DE102004036001A1 (de) | 2004-07-23 | 2006-03-16 | Eads Deutschland Gmbh | Breitbandige Antenne mit geringer Bauhöhe |
WO2008147467A2 (en) * | 2006-12-18 | 2008-12-04 | Univeristy Of Utah Research Foundation | Mobile communications systems and methods relating to polarization-agile antennas |
US7466276B1 (en) * | 2007-06-18 | 2008-12-16 | Alpha Networks Inc. | Broadband inverted-F antenna |
TW201023435A (en) * | 2008-12-15 | 2010-06-16 | Quanta Comp Inc | Antenna device |
US8275057B2 (en) * | 2008-12-19 | 2012-09-25 | Intel Corporation | Methods and systems to estimate channel frequency response in multi-carrier signals |
CN104425874B (zh) * | 2013-09-10 | 2017-05-17 | 启碁科技股份有限公司 | 天线及电子装置 |
TWI625893B (zh) * | 2016-07-22 | 2018-06-01 | 智易科技股份有限公司 | 天線 |
US10476143B1 (en) * | 2018-09-26 | 2019-11-12 | Lear Corporation | Antenna for base station of wireless remote-control system |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03185856A (ja) * | 1989-12-15 | 1991-08-13 | Matsushita Electric Ind Co Ltd | 半導体装置の製造方法 |
GB9007298D0 (en) | 1990-03-31 | 1991-02-20 | Thorn Emi Electronics Ltd | Microstrip antennas |
JP3185856B2 (ja) | 1995-11-29 | 2001-07-11 | 株式会社エヌ・ティ・ティ・ドコモ | 二周波共振アンテナ装置 |
JPH1093332A (ja) * | 1996-09-13 | 1998-04-10 | Nippon Antenna Co Ltd | 複共振逆f型アンテナ |
AU4459497A (en) | 1996-09-23 | 1998-04-17 | Lutz Rothe | Mobile radiotelephony planar antenna |
JPH10107535A (ja) | 1996-09-27 | 1998-04-24 | Murata Mfg Co Ltd | 表面実装型アンテナ |
US5926150A (en) * | 1997-08-13 | 1999-07-20 | Tactical Systems Research, Inc. | Compact broadband antenna for field generation applications |
JP3351363B2 (ja) * | 1998-11-17 | 2002-11-25 | 株式会社村田製作所 | 表面実装型アンテナおよびそれを用いた通信装置 |
EP1026774A3 (de) * | 1999-01-26 | 2000-08-30 | Siemens Aktiengesellschaft | Antenne für funkbetriebene Kommunikationsendgeräte |
CN1151588C (zh) * | 1999-09-09 | 2004-05-26 | 株式会社村田制作所 | 表面安装型天线和包括它的通信装置 |
JP3646782B2 (ja) * | 1999-12-14 | 2005-05-11 | 株式会社村田製作所 | アンテナ装置およびそれを用いた通信機 |
ATE311020T1 (de) | 2000-04-14 | 2005-12-15 | Hitachi Metals Ltd | Antennenanordnung und kommunikationsgerät mit einer derartigen antennenanordnung |
KR20020045914A (ko) * | 2000-12-11 | 2002-06-20 | 윤영한 | 유전율을 가지는 매체를 이용한 소형의 안테나 장치 |
KR20020061138A (ko) * | 2001-01-16 | 2002-07-23 | 주식회사 휴네텍 | 유전율을 갖는 소형의 평판 안테나 장치 |
US6717548B2 (en) * | 2001-08-02 | 2004-04-06 | Auden Techno Corp. | Dual- or multi-frequency planar inverted F-antenna |
-
2002
- 2002-08-28 KR KR1020020051039A patent/KR100626667B1/ko not_active IP Right Cessation
-
2003
- 2003-08-28 CN CNB038241560A patent/CN100495818C/zh not_active Expired - Fee Related
- 2003-08-28 AU AU2003253489A patent/AU2003253489A1/en not_active Abandoned
- 2003-08-28 WO PCT/KR2003/001750 patent/WO2004021514A1/en active Application Filing
- 2003-08-28 EP EP03791465.2A patent/EP1547197B1/en not_active Expired - Lifetime
- 2003-08-28 US US10/526,078 patent/US7345631B2/en not_active Expired - Fee Related
- 2003-08-28 JP JP2004532433A patent/JP2005537745A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP1547197A1 (en) | 2005-06-29 |
AU2003253489A1 (en) | 2004-03-19 |
US7345631B2 (en) | 2008-03-18 |
CN100495818C (zh) | 2009-06-03 |
KR20040019487A (ko) | 2004-03-06 |
EP1547197B1 (en) | 2013-06-26 |
WO2004021514A1 (en) | 2004-03-11 |
KR100626667B1 (ko) | 2006-09-22 |
US20060001573A1 (en) | 2006-01-05 |
CN1689193A (zh) | 2005-10-26 |
EP1547197A4 (en) | 2005-09-21 |
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