FI119668B - Antennkonstruktion t.ex. för ett fjärrdetektorsystem - Google Patents
Antennkonstruktion t.ex. för ett fjärrdetektorsystem Download PDFInfo
- Publication number
- FI119668B FI119668B FI20050507A FI20050507A FI119668B FI 119668 B FI119668 B FI 119668B FI 20050507 A FI20050507 A FI 20050507A FI 20050507 A FI20050507 A FI 20050507A FI 119668 B FI119668 B FI 119668B
- Authority
- FI
- Finland
- Prior art keywords
- antenna
- transmission line
- fold
- circuit
- antenna structure
- Prior art date
Links
- 238000010276 construction Methods 0.000 title abstract 6
- 230000005540 biological transmission Effects 0.000 claims abstract description 31
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000009413 insulation Methods 0.000 abstract description 3
- 239000004033 plastic Substances 0.000 description 12
- 229920003023 plastic Polymers 0.000 description 12
- 239000002184 metal Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 8
- 230000005684 electric field Effects 0.000 description 6
- 238000004088 simulation Methods 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- PEZNEXFPRSOYPL-UHFFFAOYSA-N (bis(trifluoroacetoxy)iodo)benzene Chemical compound FC(F)(F)C(=O)OI(OC(=O)C(F)(F)F)C1=CC=CC=C1 PEZNEXFPRSOYPL-UHFFFAOYSA-N 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- 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
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- 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
- H01Q1/2208—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems
- H01Q1/2225—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems used in active tags, i.e. provided with its own power source or in passive tags, i.e. deriving power from RF signal
-
- 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
- H01Q1/2208—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
-
- 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
-
- 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
-
- 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
- Details Of Aerials (AREA)
Claims (7)
1. Antennkonstruktion för en bipolar antennkoppling (4), omfattande - ett ledandc jordplan (6) pä en forsta yta, - en transmissionslinje (3) pä ätminstone en andra yta och kopplad till jordplanet 5 (6) via ett i antennkonstruktionens kant befintligt knä (1), varvid knäet fungerar som primärkälla för ett magnetfalt, - ett isoleringskikt (7) anordnat mellan den forsta och andra ytan, och - en till antennkonstruktionen ansluten elektronisk komponent (4) med en bipolar antennans lutning, 10 kännetecknad av att - den elektroniska komponenten (4) är fast vid den andra ytan av antennkonstruktionen och kopplad frän den forsta antennpolen till transmissionslinjen (3) och frän den andra antennpolen till antingen en andra transmissionslinje (3) eller till knäet (1).
2. Antennkonstruktion i enlighet med patentkrav 1, kännetecknad av att längden av den transmissionslinje (3) som är kopplad till komponentens (4) forsta antennpol uppgär till λ*(2η-1)1/4, där n = 1,2,3.
3. Antennkonstruktion i enlighet med patentkrav 1 eller 2, kännetecknad av att längden av den transmissionslinje (3) som är kopplad till komponentens (4) andra 20 antennpol uppgär till λ*η1/2, därn= 0,1,2,3.
4. Antennkonstruktion i enlighet med patentkrav 3, kännetecknad av att kom-ponentens (4) andra antennpol är kopplad till knäet (1), varvid n O.
5. Antennkonstruktion i enlighet med patentkrav 3, kännetecknad av komponentens (4) andra antennpol är kopplad till transmissionslinjen (3), vars längd uppgär till 5 λ*(2η-1 )1/4.
6. Antennkonstruktion i enlighet med nägot av de föregäende patentkraven, kännetecknad av att komponenten (4) utgörs av en passiv RFID-krets.
7. Användningen av antennkonstruktionen i enlighet med nägot av de föregäende patentkraven som en antenn för en RFID-krets.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20050507A FI119668B (sv) | 2005-05-12 | 2005-05-12 | Antennkonstruktion t.ex. för ett fjärrdetektorsystem |
CN2006800161115A CN101194393B (zh) | 2005-05-12 | 2006-05-08 | 用于rfid转发器系统的天线结构 |
US11/920,235 US7724143B2 (en) | 2005-05-12 | 2006-05-08 | Antenna construction, for example for an RFID transponder system |
EP06743517.2A EP1886379A4 (en) | 2005-05-12 | 2006-05-08 | ANTENNA STRUCTURE, IN PARTICULAR FOR AN RFID TRANSPONDER SYSTEM |
PCT/FI2006/000149 WO2006120287A1 (en) | 2005-05-12 | 2006-05-08 | Antenna construction, for example for an rfid transponder system |
HK08112600.9A HK1120931A1 (en) | 2005-05-12 | 2008-11-18 | Antenna construction for an rfid transponder system |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20050507 | 2005-05-12 | ||
FI20050507A FI119668B (sv) | 2005-05-12 | 2005-05-12 | Antennkonstruktion t.ex. för ett fjärrdetektorsystem |
Publications (3)
Publication Number | Publication Date |
---|---|
FI20050507A0 FI20050507A0 (sv) | 2005-05-12 |
FI20050507A FI20050507A (sv) | 2006-11-13 |
FI119668B true FI119668B (sv) | 2009-01-30 |
Family
ID=34630077
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI20050507A FI119668B (sv) | 2005-05-12 | 2005-05-12 | Antennkonstruktion t.ex. för ett fjärrdetektorsystem |
Country Status (6)
Country | Link |
---|---|
US (1) | US7724143B2 (sv) |
EP (1) | EP1886379A4 (sv) |
CN (1) | CN101194393B (sv) |
FI (1) | FI119668B (sv) |
HK (1) | HK1120931A1 (sv) |
WO (1) | WO2006120287A1 (sv) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7327802B2 (en) * | 2004-03-19 | 2008-02-05 | Sirit Technologies Inc. | Method and apparatus for canceling the transmitted signal in a homodyne duplex transceiver |
US8226003B2 (en) | 2006-04-27 | 2012-07-24 | Sirit Inc. | Adjusting parameters associated with leakage signals |
FI120018B (sv) * | 2006-04-28 | 2009-05-29 | Wisteq Oy | Fjärridentifierare och ämne samt förfarande för framställning av en fjärridentifierare |
EP1978592A1 (en) * | 2007-04-04 | 2008-10-08 | Valtion Teknillinen Tutkimuskeskus | Remote identifier and an antenna construction for a remote identifier system |
US8248212B2 (en) | 2007-05-24 | 2012-08-21 | Sirit Inc. | Pipelining processes in a RF reader |
US8427316B2 (en) | 2008-03-20 | 2013-04-23 | 3M Innovative Properties Company | Detecting tampered with radio frequency identification tags |
US8446256B2 (en) * | 2008-05-19 | 2013-05-21 | Sirit Technologies Inc. | Multiplexing radio frequency signals |
US8169312B2 (en) * | 2009-01-09 | 2012-05-01 | Sirit Inc. | Determining speeds of radio frequency tags |
US20100289623A1 (en) * | 2009-05-13 | 2010-11-18 | Roesner Bruce B | Interrogating radio frequency identification (rfid) tags |
US8416079B2 (en) * | 2009-06-02 | 2013-04-09 | 3M Innovative Properties Company | Switching radio frequency identification (RFID) tags |
US8488730B2 (en) * | 2009-10-01 | 2013-07-16 | Electronics And Telecommunications Research Institute | Communication apparatus using synchronized clock signal |
KR101504500B1 (ko) * | 2009-10-01 | 2015-03-23 | 한국전자통신연구원 | 동기된 클럭신호를 이용하는 통신 장치 |
US20110205025A1 (en) * | 2010-02-23 | 2011-08-25 | Sirit Technologies Inc. | Converting between different radio frequencies |
US10062025B2 (en) | 2012-03-09 | 2018-08-28 | Neology, Inc. | Switchable RFID tag |
WO2015022747A1 (ja) * | 2013-08-15 | 2015-02-19 | 富士通株式会社 | Rfidタグ及びその製造方法 |
TWI528294B (zh) * | 2014-06-23 | 2016-04-01 | 啟碁科技股份有限公司 | 射頻辨識讀取裝置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01246904A (ja) * | 1988-03-28 | 1989-10-02 | Kokusai Electric Co Ltd | 小形アンテナ |
US5410749A (en) * | 1992-12-09 | 1995-04-25 | Motorola, Inc. | Radio communication device having a microstrip antenna with integral receiver systems |
US5969680A (en) * | 1994-10-11 | 1999-10-19 | Murata Manufacturing Co., Ltd. | Antenna device having a radiating portion provided between a wiring substrate and a case |
US6100850A (en) * | 1999-08-26 | 2000-08-08 | Ncr Corporation | Electronic price label antenna |
US7098850B2 (en) | 2000-07-18 | 2006-08-29 | King Patrick F | Grounded antenna for a wireless communication device and method |
WO2003007232A1 (en) * | 2001-07-12 | 2003-01-23 | Sokymat S.A. | Lead frame antenna |
KR101148268B1 (ko) * | 2002-09-20 | 2012-05-21 | 페어차일드 세미컨덕터 코포레이션 | Rfid 태그 광대역 로그 나선 안테나 시스템 및 rf신호 수신 방법 |
US20040201539A1 (en) * | 2003-04-09 | 2004-10-14 | Yewen Robert G. | Radio frequency identification system and antenna system |
MXPA05010864A (es) * | 2003-04-10 | 2006-03-21 | Avery Dennison Corp | Dispositivos rfid que tienen antenas autocompensantes y blindajes conductores. |
JP4500214B2 (ja) * | 2005-05-30 | 2010-07-14 | 株式会社日立製作所 | 無線icタグ、及び無線icタグの製造方法 |
-
2005
- 2005-05-12 FI FI20050507A patent/FI119668B/sv active
-
2006
- 2006-05-08 WO PCT/FI2006/000149 patent/WO2006120287A1/en active Application Filing
- 2006-05-08 CN CN2006800161115A patent/CN101194393B/zh active Active
- 2006-05-08 EP EP06743517.2A patent/EP1886379A4/en active Pending
- 2006-05-08 US US11/920,235 patent/US7724143B2/en active Active
-
2008
- 2008-11-18 HK HK08112600.9A patent/HK1120931A1/xx unknown
Also Published As
Publication number | Publication date |
---|---|
EP1886379A1 (en) | 2008-02-13 |
FI20050507A (sv) | 2006-11-13 |
CN101194393A (zh) | 2008-06-04 |
US20090096612A1 (en) | 2009-04-16 |
WO2006120287A1 (en) | 2006-11-16 |
CN101194393B (zh) | 2013-03-27 |
EP1886379A4 (en) | 2014-03-19 |
HK1120931A1 (en) | 2009-04-09 |
FI20050507A0 (sv) | 2005-05-12 |
US7724143B2 (en) | 2010-05-25 |
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