GB2428939A - Electromagnetic radiation decoupler for an RF tag - Google Patents

Electromagnetic radiation decoupler for an RF tag Download PDF

Info

Publication number
GB2428939A
GB2428939A GB0521945A GB0521945A GB2428939A GB 2428939 A GB2428939 A GB 2428939A GB 0521945 A GB0521945 A GB 0521945A GB 0521945 A GB0521945 A GB 0521945A GB 2428939 A GB2428939 A GB 2428939A
Authority
GB
United Kingdom
Prior art keywords
decoupler
tag
layer
dielectric
radiation
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.)
Withdrawn
Application number
GB0521945A
Other languages
English (en)
Other versions
GB0521945D0 (en
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.)
Qinetiq Ltd
Original Assignee
Qinetiq Ltd
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
Application filed by Qinetiq Ltd filed Critical Qinetiq Ltd
Publication of GB0521945D0 publication Critical patent/GB0521945D0/en
Priority to GB0603542A priority Critical patent/GB2429878B/en
Priority to AT06755615T priority patent/ATE549696T1/de
Priority to KR1020087002141A priority patent/KR101312099B1/ko
Priority to CN200680029833.4A priority patent/CN101248445B/zh
Priority to EP06755615A priority patent/EP1907991B1/en
Priority to PCT/GB2006/002327 priority patent/WO2007000578A2/en
Priority to JP2008517600A priority patent/JP5148487B2/ja
Priority to CA002656082A priority patent/CA2656082A1/en
Priority to US11/474,082 priority patent/US7768400B2/en
Priority to TW095122665A priority patent/TWI402756B/zh
Publication of GB2428939A publication Critical patent/GB2428939A/en
Priority to US12/823,299 priority patent/US8299927B2/en
Priority to US13/630,614 priority patent/US9104952B2/en
Priority to US14/751,998 priority patent/US9646241B2/en
Withdrawn legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/52Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06Record 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
    • G06K19/067Record 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
    • G06K19/07Record 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
    • G06K19/077Constructional details, e.g. mounting of circuits in the carrier
    • G06K19/07749Constructional 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
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06Record 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
    • G06K19/067Record 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
    • G06K19/07Record 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
    • G06K19/077Constructional details, e.g. mounting of circuits in the carrier
    • G06K19/07749Constructional 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
    • G06K19/07771Constructional 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
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/12Supports; Mounting means
    • H01Q1/22Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24Supports; Mounting means by structural association with other equipment or articles with receiving set
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/52Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
    • H01Q1/526Electromagnetic shields
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04Resonant antennas
    • H01Q9/16Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H01Q9/26Resonant 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)
  • Details Of Rigid Or Semi-Rigid Containers (AREA)
  • Braking Arrangements (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Aerials With Secondary Devices (AREA)
  • Burglar Alarm Systems (AREA)
GB0521945A 2005-06-25 2005-10-28 Electromagnetic radiation decoupler for an RF tag Withdrawn GB2428939A (en)

Priority Applications (13)

Application Number Priority Date Filing Date Title
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
JP2008517600A JP5148487B2 (ja) 2005-06-25 2006-06-22 電磁放射デカップラー
KR1020087002141A KR101312099B1 (ko) 2005-06-25 2006-06-22 전자기 방사 디커플러
EP06755615A EP1907991B1 (en) 2005-06-25 2006-06-22 Electromagnetic radiation decoupler
CA002656082A CA2656082A1 (en) 2005-06-25 2006-06-22 Electromagnetic radiation decoupler
CN200680029833.4A CN101248445B (zh) 2005-06-25 2006-06-22 电磁辐射解耦器
AT06755615T ATE549696T1 (de) 2005-06-25 2006-06-22 Entkoppler für elektromagnetische strahlung
US11/474,082 US7768400B2 (en) 2005-06-25 2006-06-23 Electromagnetic radiation decoupler
TW095122665A TWI402756B (zh) 2005-06-25 2006-06-23 電磁輻射解耦器、製造硬紙板解耦器的方法、追蹤本體或容器的方法、用於識別及追蹤的零件組及形成解耦器的方法
US12/823,299 US8299927B2 (en) 2005-06-25 2010-06-25 Electromagnetic radiation decoupler
US13/630,614 US9104952B2 (en) 2005-06-25 2012-09-28 Electromagnetic radiation decoupler
US14/751,998 US9646241B2 (en) 2005-06-25 2015-06-26 Electromagnetic radiation decoupler

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0512988A GB0512988D0 (en) 2005-06-25 2005-06-25 Electromagnetic radiation decoupler
GB0518152A GB0518152D0 (en) 2005-09-07 2005-09-07 Electromagnetic radiation decoupler

Publications (2)

Publication Number Publication Date
GB0521945D0 GB0521945D0 (en) 2005-12-07
GB2428939A true GB2428939A (en) 2007-02-07

Family

ID=35515849

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0521945A Withdrawn GB2428939A (en) 2005-06-25 2005-10-28 Electromagnetic radiation decoupler for an RF tag

Country Status (6)

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

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2056239A1 (en) * 2007-10-29 2009-05-06 China Steel Corporation Radio frequency identification TAG device for metallic products
EP2228756A1 (en) * 2009-03-10 2010-09-15 LS Industrial Systems Co., Ltd RFID tag for metallic materials
EP2453394A1 (en) * 2010-11-15 2012-05-16 Neoid Limited RF tag comprising a resonant circuit structure
US8264358B2 (en) 2006-06-16 2012-09-11 Omni-Id Cayman Limited Electromagnetic enhancement and decoupling
US8299927B2 (en) 2005-06-25 2012-10-30 Omni-Id Cayman Limited Electromagnetic radiation decoupler
US8453936B2 (en) 2006-12-14 2013-06-04 Omni-Id Cayman Limited Switchable radiation enhancement and decoupling
FR2984567A1 (fr) * 2011-12-15 2013-06-21 Commissariat Energie Atomique Etiquette rfid adaptee aux milieux humides
US8636223B2 (en) 2008-08-20 2014-01-28 Omni-Id Cayman Limited One and two-part printable EM tags
US8684270B2 (en) 2006-12-20 2014-04-01 Omni-Id Cayman Limited Radiation enhancement and decoupling

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI495285B (zh) * 2008-09-30 2015-08-01 Nitta Corp IC tag for wireless communication and manufacturing method thereof
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

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5557279A (en) * 1993-09-28 1996-09-17 Texas Instruments Incorporated Unitarily-tuned transponder/shield assembly
WO2004093249A1 (en) * 2003-04-10 2004-10-28 Avery Dennison Corporation Rfid devices having self-compensating antennas and conductive shields

Family Cites Families (15)

* 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
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
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

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5557279A (en) * 1993-09-28 1996-09-17 Texas Instruments Incorporated Unitarily-tuned transponder/shield assembly
WO2004093249A1 (en) * 2003-04-10 2004-10-28 Avery Dennison Corporation Rfid devices having self-compensating antennas and conductive shields

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9646241B2 (en) 2005-06-25 2017-05-09 Omni-Id Cayman Limited Electromagnetic radiation decoupler
US9104952B2 (en) 2005-06-25 2015-08-11 Omni-Id Cayman Limited Electromagnetic radiation decoupler
US8299927B2 (en) 2005-06-25 2012-10-30 Omni-Id Cayman Limited Electromagnetic radiation decoupler
US8502678B2 (en) 2006-06-16 2013-08-06 Omni-Id Cayman Limited Electromagnetic enhancement and decoupling
US8264358B2 (en) 2006-06-16 2012-09-11 Omni-Id Cayman Limited Electromagnetic enhancement and decoupling
US8453936B2 (en) 2006-12-14 2013-06-04 Omni-Id Cayman Limited Switchable radiation enhancement and decoupling
US8684270B2 (en) 2006-12-20 2014-04-01 Omni-Id Cayman Limited Radiation enhancement and decoupling
US8179264B2 (en) 2007-10-29 2012-05-15 China Steel Corporation Radio frequency identification tag device for metallic products
EP2056239A1 (en) * 2007-10-29 2009-05-06 China Steel Corporation Radio frequency identification TAG device for metallic products
US8794533B2 (en) 2008-08-20 2014-08-05 Omni-Id Cayman Limited One and two-part printable EM tags
US8636223B2 (en) 2008-08-20 2014-01-28 Omni-Id Cayman Limited One and two-part printable EM tags
CN101853420B (zh) * 2009-03-10 2013-01-23 Ls产电株式会社 金属附着型rfid电子标签
US8322625B2 (en) 2009-03-10 2012-12-04 Ls Industrial Systems Co., Ltd. RFID tag for metallic materials
CN101853420A (zh) * 2009-03-10 2010-10-06 Ls产电株式会社 金属附着型rfid电子标签
EP2228756A1 (en) * 2009-03-10 2010-09-15 LS Industrial Systems Co., Ltd RFID tag for metallic materials
EP2453394A1 (en) * 2010-11-15 2012-05-16 Neoid Limited RF tag comprising a resonant circuit structure
FR2984567A1 (fr) * 2011-12-15 2013-06-21 Commissariat Energie Atomique Etiquette rfid adaptee aux milieux humides

Also Published As

Publication number Publication date
JP2008544671A (ja) 2008-12-04
GB0521945D0 (en) 2005-12-07
KR101312099B1 (ko) 2013-09-25
ATE549696T1 (de) 2012-03-15
JP5148487B2 (ja) 2013-02-20
CA2656082A1 (en) 2007-01-04
KR20080039881A (ko) 2008-05-07
TWI402756B (zh) 2013-07-21

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)