TW200529737A - Field-shaping shielding for radio frequency identification (RFID) system - Google Patents

Field-shaping shielding for radio frequency identification (RFID) system Download PDF

Info

Publication number
TW200529737A
TW200529737A TW094102216A TW94102216A TW200529737A TW 200529737 A TW200529737 A TW 200529737A TW 094102216 A TW094102216 A TW 094102216A TW 94102216 A TW94102216 A TW 94102216A TW 200529737 A TW200529737 A TW 200529737A
Authority
TW
Taiwan
Prior art keywords
antenna
rfid
conductive
area
conductive shield
Prior art date
Application number
TW094102216A
Other languages
English (en)
Chinese (zh)
Inventor
Seth Albert Lieffort
Edward David Goff
Original Assignee
3M Innovative Properties Co
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
Application filed by 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of TW200529737A publication Critical patent/TW200529737A/zh

Links

Classifications

    • 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
    • H01Q1/12—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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
    • G06K7/10158—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves methods and means used by the interrogation device for reliably powering the wireless record carriers using an electromagnetic interrogation field
    • G06K7/10178—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves methods and means used by the interrogation device for reliably powering the wireless record carriers using an electromagnetic interrogation field including auxiliary means for focusing, repeating or boosting the electromagnetic interrogation field
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
    • G06K7/10316—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves using at least one antenna particularly designed for interrogating the wireless record carriers
    • G06K7/10336—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves using at least one antenna particularly designed for interrogating the wireless record carriers the antenna being of the near field type, inductive coil
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
    • G06K7/10316—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves using at least one antenna particularly designed for interrogating the wireless record carriers
    • G06K7/10346—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves using at least one antenna particularly designed for interrogating the wireless record carriers the antenna being of the far field type, e.g. HF types or dipoles
    • 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
    • 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
    • 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

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Electromagnetism (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Artificial Intelligence (AREA)
  • General Health & Medical Sciences (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Details Of Aerials (AREA)
  • Near-Field Transmission Systems (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Aerials With Secondary Devices (AREA)
TW094102216A 2004-02-20 2005-01-25 Field-shaping shielding for radio frequency identification (RFID) system TW200529737A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/784,109 US7421245B2 (en) 2004-02-20 2004-02-20 Field-shaping shielding for radio frequency identification (RFID) system

Publications (1)

Publication Number Publication Date
TW200529737A true TW200529737A (en) 2005-09-01

Family

ID=34861405

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094102216A TW200529737A (en) 2004-02-20 2005-01-25 Field-shaping shielding for radio frequency identification (RFID) system

Country Status (15)

Country Link
US (1) US7421245B2 (enExample)
EP (1) EP1723697B1 (enExample)
JP (1) JP2007523563A (enExample)
KR (1) KR20070011314A (enExample)
CN (1) CN1954462A (enExample)
AR (1) AR047687A1 (enExample)
AT (1) ATE417381T1 (enExample)
AU (1) AU2005217933A1 (enExample)
BR (1) BRPI0507833A (enExample)
CA (1) CA2556932A1 (enExample)
DE (1) DE602005011583D1 (enExample)
ES (1) ES2317187T3 (enExample)
NZ (1) NZ549370A (enExample)
TW (1) TW200529737A (enExample)
WO (1) WO2005083836A1 (enExample)

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JP5504894B2 (ja) * 2008-02-12 2014-05-28 日本電気株式会社 ループアンテナ及びイミュニティ試験法
GB0802729D0 (en) * 2008-02-14 2008-03-26 Isis Innovation Resonant reflector assembly and method
US8076593B2 (en) * 2008-03-28 2011-12-13 David Centner Apparatus and method for supporting and shielding a wireless device
US9160203B2 (en) 2008-09-27 2015-10-13 Witricity Corporation Wireless powered television
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US20100232132A1 (en) * 2009-03-16 2010-09-16 Highway Toll Administration, Llc Flexible Transponder Holder
US8514059B2 (en) * 2009-08-06 2013-08-20 Highway Toll Administration, Llc Transponder holder for controlling the operation of a transponder
US8353759B2 (en) * 2009-10-16 2013-01-15 Igt Shape control of magentic fields for table games
JP5378243B2 (ja) * 2010-01-13 2013-12-25 アルプス電気株式会社 アンテナ付き入力装置、及び該装置を備える電子機器
CN102741906B (zh) 2010-01-29 2016-06-08 艾利丹尼森公司 智能标识系统应用中使用的rfid/nfc板和/或阵列及其使用方法
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US8659494B2 (en) 2011-11-07 2014-02-25 Symbol Technologies, Inc. Rotating-polarization reflector-backed RFID loop antenna apparatus and method
WO2014039089A1 (en) * 2012-09-10 2014-03-13 Avery Dennison Corporation Method for preventing unauthorized diversion of nfc tags
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US9767329B2 (en) 2012-11-19 2017-09-19 Avery Dennison Retail Information Services, Llc NFC tags with proximity detection
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US9165235B2 (en) 2013-05-21 2015-10-20 Garble, LLC Method and apparatus for protecting information in magnetic strip and RFID cards from fraudulent scanning
US20150162957A1 (en) * 2013-12-05 2015-06-11 WaveMark, Inc. Scanning station utilizing passive near-field communication RF coupling system for scanning RFID tags
FR3023983B1 (fr) * 2014-07-16 2017-12-08 Oberthur Technologies Entite electronique a transpondeur rfid
KR20160063191A (ko) * 2014-11-26 2016-06-03 삼성전기주식회사 안테나 장치 및 이를 포함하는 근거리 통신용 장치
FR3030908B1 (fr) * 2014-12-18 2016-12-09 Stmicroelectronics Rousset Antenne pour dispositif electronique
WO2016114180A1 (ja) * 2015-01-15 2016-07-21 株式会社村田製作所 アンテナ装置およびその製造方法
KR102405446B1 (ko) * 2015-08-10 2022-06-08 삼성전자주식회사 안테나 장치 및 전자 장치
KR101754742B1 (ko) * 2016-02-29 2017-07-06 주식회사 알앤엠테크 카지노 테이블에서 카지노 칩 판독장치
DE102018112570A1 (de) * 2018-05-25 2019-11-28 Ebm-Papst Mulfingen Gmbh & Co. Kg Vorrichtung und Verfahren zum Senden und Empfangen von Daten eines passiven RFID-Tags
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Also Published As

Publication number Publication date
BRPI0507833A (pt) 2007-07-10
AU2005217933A1 (en) 2005-09-09
EP1723697B1 (en) 2008-12-10
ES2317187T3 (es) 2009-04-16
ATE417381T1 (de) 2008-12-15
US7421245B2 (en) 2008-09-02
CN1954462A (zh) 2007-04-25
CA2556932A1 (en) 2005-09-09
NZ549370A (en) 2008-03-28
EP1723697A1 (en) 2006-11-22
US20050186902A1 (en) 2005-08-25
JP2007523563A (ja) 2007-08-16
WO2005083836A1 (en) 2005-09-09
AR047687A1 (es) 2006-02-01
DE602005011583D1 (de) 2009-01-22
KR20070011314A (ko) 2007-01-24

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