JP2006217000A - メアンダラインアンテナ - Google Patents
メアンダラインアンテナ Download PDFInfo
- Publication number
- JP2006217000A JP2006217000A JP2005024727A JP2005024727A JP2006217000A JP 2006217000 A JP2006217000 A JP 2006217000A JP 2005024727 A JP2005024727 A JP 2005024727A JP 2005024727 A JP2005024727 A JP 2005024727A JP 2006217000 A JP2006217000 A JP 2006217000A
- Authority
- JP
- Japan
- Prior art keywords
- conductor pattern
- frequency
- lower half
- meander line
- line 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.)
- Granted
Links
- 239000004020 conductor Substances 0.000 claims abstract description 83
- 239000000758 substrate Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002365 multiple layer Substances 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/0723—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips the record carrier comprising an arrangement for non-contact communication, e.g. wireless communication circuits on transponder cards, non-contact smart cards or RFIDs
- G06K19/0726—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips the record carrier comprising an arrangement for non-contact communication, e.g. wireless communication circuits on transponder cards, non-contact smart cards or RFIDs the arrangement including a circuit for tuning the resonance frequency of an antenna on the record carrier
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
-
- 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
-
- 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
- H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
-
- 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
- H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
- H01Q9/26—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
-
- 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
- H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
- H01Q9/28—Conical, cylindrical, cage, strip, gauze, or like elements having an extended radiating surface; Elements comprising two conical surfaces having collinear axes and adjacent apices and fed by two-conductor transmission lines
- H01Q9/285—Planar dipole
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Details Of Aerials (AREA)
Abstract
【解決手段】 折り返しダイポールアンテナの導体パターンをメアンダ状に折り返して形成したメアンダラインアンテナに於いて、折り返し導体パターンからなり、中央部にICチップを搭載して接続する給電点1を形成した下半部と、この下半部と類似形状の折り返し導体パターンからなる上半部とを有し、下半部と上半部との間を、給電点1を中心として、それぞれ選択周波数に対応した間隔で接続導体パターン2により接続した周波数調整部を有し、その接続導体パターン2の切り取り、又は接続導体パターン2より外側の折り返し導体パターンを切り離すことができる基本構成を備えている。
【選択図】 図1
Description
2 接続導体パターン
3 周波数調整部
4 微調整部
Claims (3)
- 折り返しダイポールアンテナの導体パターンをメアンダ状に折り返して形成したメアンダラインアンテナに於いて、
折り返し導体パターンからなり、ほぼ中央部に給電点を形成した下半部と、該下半部と類似形状の折り返し導体パターンからなる上半部とを有し、前記下半部と前記上半部との間を、前記給電点を中心としてそれぞれ選択周波数に対応した間隔で接続導体パターンにより接続した周波数調整部を有する基本構成を備えた
ことを特徴とするメアンダラインアンテナ。 - 前記周波数調整部の選択周波数に対応した位置の接続導体パターンを残して、外側の折り返し導体パターンを切り離し、且つ内側の接続導体パターンを削除して、選択周波数対応の構成としたことを特徴とする請求項1記載のメアンダラインアンテナ。
- 前記下半部に形成した給電点と対向した位置の前記上半部の対向導体パターン間を、所定間隔で接続した複数の短絡導体パターンからなる微調整部を有する基本構成を備えたことを特徴とする請求項1記載のメアンダラインアンテナ。
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005024727A JP4711692B2 (ja) | 2005-02-01 | 2005-02-01 | メアンダラインアンテナ |
DE602005003915T DE602005003915T2 (de) | 2005-02-01 | 2005-06-20 | Mäanderförmige Antenne |
TW094120439A TWI260824B (en) | 2005-02-01 | 2005-06-20 | A meander line antenna |
EP05013235A EP1686649B1 (en) | 2005-02-01 | 2005-06-20 | A meander line antenna |
US11/156,532 US7205954B2 (en) | 2005-02-01 | 2005-06-21 | Meander line antenna |
KR1020050056769A KR100725201B1 (ko) | 2005-02-01 | 2005-06-29 | 미앤더 라인 안테나 |
CN2010101543172A CN101820100B (zh) | 2005-02-01 | 2005-07-14 | 曲折线天线 |
CN2005100841830A CN1815808B (zh) | 2005-02-01 | 2005-07-14 | 曲折线天线 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005024727A JP4711692B2 (ja) | 2005-02-01 | 2005-02-01 | メアンダラインアンテナ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006217000A true JP2006217000A (ja) | 2006-08-17 |
JP4711692B2 JP4711692B2 (ja) | 2011-06-29 |
Family
ID=34937548
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005024727A Expired - Fee Related JP4711692B2 (ja) | 2005-02-01 | 2005-02-01 | メアンダラインアンテナ |
Country Status (7)
Country | Link |
---|---|
US (1) | US7205954B2 (ja) |
EP (1) | EP1686649B1 (ja) |
JP (1) | JP4711692B2 (ja) |
KR (1) | KR100725201B1 (ja) |
CN (2) | CN1815808B (ja) |
DE (1) | DE602005003915T2 (ja) |
TW (1) | TWI260824B (ja) |
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JP2006340186A (ja) * | 2005-06-03 | 2006-12-14 | Yoshifusa Yamada | ノーマルモードヘリカルアンテナ、及びノーマルモードヘリカルアンテナの製造方法 |
WO2009001814A1 (ja) * | 2007-06-27 | 2008-12-31 | Murata Manufacturing Co., Ltd. | 無線icデバイス |
KR100911861B1 (ko) | 2007-05-28 | 2009-08-11 | 충남대학교산학협력단 | 코니컬 방사패턴을 갖는 컨테이너 rfid태그용 폴디드역f형 안테나 |
KR100960155B1 (ko) | 2008-10-31 | 2010-05-28 | 충남대학교산학협력단 | 코니컬 방사패턴을 갖는 c 형상의 미앤더 라인 rfid 태그 안테나 |
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- 2005-06-20 DE DE602005003915T patent/DE602005003915T2/de active Active
- 2005-06-20 TW TW094120439A patent/TWI260824B/zh not_active IP Right Cessation
- 2005-06-20 EP EP05013235A patent/EP1686649B1/en not_active Expired - Fee Related
- 2005-06-21 US US11/156,532 patent/US7205954B2/en not_active Expired - Fee Related
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Also Published As
Publication number | Publication date |
---|---|
CN1815808B (zh) | 2010-08-04 |
TW200629655A (en) | 2006-08-16 |
US20060170606A1 (en) | 2006-08-03 |
KR100725201B1 (ko) | 2007-06-07 |
KR20060088462A (ko) | 2006-08-04 |
CN101820100A (zh) | 2010-09-01 |
US7205954B2 (en) | 2007-04-17 |
CN1815808A (zh) | 2006-08-09 |
CN101820100B (zh) | 2011-07-27 |
EP1686649A1 (en) | 2006-08-02 |
EP1686649B1 (en) | 2007-12-19 |
JP4711692B2 (ja) | 2011-06-29 |
DE602005003915T2 (de) | 2008-12-18 |
TWI260824B (en) | 2006-08-21 |
DE602005003915D1 (de) | 2008-01-31 |
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