CA2656082A1 - Electromagnetic radiation decoupler - Google Patents

Electromagnetic radiation decoupler Download PDF

Info

Publication number
CA2656082A1
CA2656082A1 CA002656082A CA2656082A CA2656082A1 CA 2656082 A1 CA2656082 A1 CA 2656082A1 CA 002656082 A CA002656082 A CA 002656082A CA 2656082 A CA2656082 A CA 2656082A CA 2656082 A1 CA2656082 A1 CA 2656082A1
Authority
CA
Canada
Prior art keywords
decoupler
tag
conductor layer
layer
absence
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.)
Abandoned
Application number
CA002656082A
Other languages
English (en)
French (fr)
Inventor
James Robert Brown
Christopher Robert Lawrence
Paul Richard Clarke
William Norman Damerell
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Omni ID Ltd
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from GB0512988A external-priority patent/GB0512988D0/en
Priority claimed from GB0518152A external-priority patent/GB0518152D0/en
Priority claimed from GB0603542A external-priority patent/GB2429878B/en
Application filed by Individual filed Critical Individual
Priority claimed from PCT/GB2006/002327 external-priority patent/WO2007000578A2/en
Publication of CA2656082A1 publication Critical patent/CA2656082A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06K19/07771—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 the record carrier comprising means for minimising adverse effects on the data communication capability of the record carrier, e.g. minimising Eddy currents induced in a proximate metal or otherwise electromagnetically interfering object
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
    • H01Q1/526—Electromagnetic shields
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Details Of Aerials (AREA)
  • Aerials With Secondary Devices (AREA)
  • Burglar Alarm Systems (AREA)
  • Braking Arrangements (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Details Of Rigid Or Semi-Rigid Containers (AREA)
CA002656082A 2005-06-25 2006-06-22 Electromagnetic radiation decoupler Abandoned CA2656082A1 (en)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
GB0512988A GB0512988D0 (en) 2005-06-25 2005-06-25 Electromagnetic radiation decoupler
GB0512988.7 2005-06-25
GB0518152A GB0518152D0 (en) 2005-09-07 2005-09-07 Electromagnetic radiation decoupler
GB0518152.4 2005-09-07
GB0521945A GB2428939A (en) 2005-06-25 2005-10-28 Electromagnetic radiation decoupler for an RF tag
GB0521945.6 2005-10-28
GB0603542.2 2006-02-23
GB0603542A GB2429878B (en) 2005-06-25 2006-02-23 Electromagnetic radiation decoupler
PCT/GB2006/002327 WO2007000578A2 (en) 2005-06-25 2006-06-22 Electromagnetic radiation decoupler

Publications (1)

Publication Number Publication Date
CA2656082A1 true CA2656082A1 (en) 2007-01-04

Family

ID=35515849

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002656082A Abandoned CA2656082A1 (en) 2005-06-25 2006-06-22 Electromagnetic radiation decoupler

Country Status (6)

Country Link
JP (1) JP5148487B2 (de)
KR (1) KR101312099B1 (de)
AT (1) ATE549696T1 (de)
CA (1) CA2656082A1 (de)
GB (1) GB2428939A (de)
TW (1) TWI402756B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007000578A2 (en) 2005-06-25 2007-01-04 Omni-Id Limited Electromagnetic radiation decoupler
GB0611983D0 (en) 2006-06-16 2006-07-26 Qinetiq Ltd Electromagnetic radiation decoupler
GB0624915D0 (en) 2006-12-14 2007-01-24 Qinetiq Ltd Switchable radiation decoupling
GB0625342D0 (en) 2006-12-20 2007-01-24 Qinetiq Ltd Radiation decoupling
TW200919327A (en) * 2007-10-29 2009-05-01 China Steel Corp Three-dimensional wireless identification label adhered onto metal
US8794533B2 (en) 2008-08-20 2014-08-05 Omni-Id Cayman Limited One and two-part printable EM tags
JPWO2010038813A1 (ja) * 2008-09-30 2012-03-01 ニッタ株式会社 無線通信改善シート体、無線通信用ｉｃタグ、無線通信用ｉｃタグの製造方法、情報伝達媒体および無線通信システム
KR101074596B1 (ko) 2009-03-10 2011-10-17 엘에스산전 주식회사 금속 부착용 ｒｆｉｄ 태그
US8439272B2 (en) * 2010-11-15 2013-05-14 Neoid Limited Resonant circuit structure and RF tag having same
FR2984567A1 (fr) * 2011-12-15 2013-06-21 Commissariat Energie Atomique Etiquette rfid adaptee aux milieux humides
JP7114989B2 (ja) * 2018-03-30 2022-08-09 住友大阪セメント株式会社 位置決め部材及びそれを用いた偏波合成モジュール
CN116945792B (zh) * 2023-09-11 2025-08-01 浙江禾川科技股份有限公司 一种烫印方法、系统、电子设备及计算机可读存储介质

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3002252B2 (ja) * 1990-11-05 2000-01-24 株式会社東芝 平面アンテナ
US5557279A (en) * 1993-09-28 1996-09-17 Texas Instruments Incorporated Unitarily-tuned transponder/shield assembly
JP3293554B2 (ja) * 1997-09-12 2002-06-17 三菱マテリアル株式会社 盗難防止用タグ
ES2246759T3 (es) * 1999-02-09 2006-03-01 Magnus Granhed Antena encapsulada para transpondor pasivo.
US6552696B1 (en) * 2000-03-29 2003-04-22 Hrl Laboratories, Llc Electronically tunable reflector
US6483481B1 (en) * 2000-11-14 2002-11-19 Hrl Laboratories, Llc Textured surface having high electromagnetic impedance in multiple frequency bands
US6573801B1 (en) * 2000-11-15 2003-06-03 Intel Corporation Electromagnetic coupler
JP2003085520A (ja) * 2001-09-11 2003-03-20 Oji Paper Co Ltd Ｉｃカードの製造方法
JP2004007559A (ja) * 2002-04-25 2004-01-08 Matsushita Electric Ind Co Ltd 多共振アンテナ、アンテナモジュールおよび多共振アンテナを用いた無線装置
JP2004166384A (ja) * 2002-11-12 2004-06-10 Sharp Corp 非接触型給電システムにおける電磁結合特性調整方法、給電装置、および非接触型給電システム
JP2004304226A (ja) * 2003-03-28 2004-10-28 Matsushita Electric Ind Co Ltd アンテナ装置およびそれを用いた無線通信装置
CA2522270A1 (en) * 2003-04-10 2004-10-28 Avery Dennison Corporation Rfid devices having self-compensating antennas and conductive shields
JP4312548B2 (ja) * 2003-08-29 2009-08-12 シャープ株式会社 無線装置
JP2005094360A (ja) * 2003-09-17 2005-04-07 Kyocera Corp アンテナ装置および無線通信装置
JP4409257B2 (ja) * 2003-11-18 2010-02-03 シャープ株式会社 無線タグ及びそれを備えた物品並びにｒｆｉｄシステム
JP4452865B2 (ja) * 2005-04-28 2010-04-21 智三 太田 無線ｉｃタグ装置及びｒｆｉｄシステム
JP2006319496A (ja) * 2005-05-11 2006-11-24 Hitachi Ltd Ｒｆｉｄタグ

Also Published As

Publication number Publication date
KR20080039881A (ko) 2008-05-07
GB2428939A (en) 2007-02-07
GB0521945D0 (en) 2005-12-07
TWI402756B (zh) 2013-07-21
ATE549696T1 (de) 2012-03-15
JP2008544671A (ja) 2008-12-04
JP5148487B2 (ja) 2013-02-20
KR101312099B1 (ko) 2013-09-25

Similar Documents

Publication Publication Date Title
EP1907991B1 (de) Entkoppler für elektromagnetische strahlung
EP2033146B1 (de) Elektromagnetische strahlungsverstärkung und entkopplung
US20100134291A1 (en) Radio frequency identification inlay with improved readability
CA2656082A1 (en) Electromagnetic radiation decoupler
MX2007014078A (es) Etiquetas de identificacion por radio frecuencia para uso sobre un metal u otros objetos conductores.
WO2008027719A1 (en) Rfid tag including a three-dimensional antenna
CN101595596A (zh) 辐射增强与去耦合
CN101248445A (zh) 电磁辐射解耦器
GB2429878A (en) Electromagnetic radiation decoupler for an RF tag
CN219758905U (zh) 两用安全标签、组合rfid和eas标签以及安全标签
GB2615786A (en) On-metal eco-friendly UHF RFID tag
WO2008077990A1 (en) A transponder tag and a system

Legal Events

Date Code Title Description
FZDE Discontinued