CA2684408A1 - A portable card with an rfid coil - Google Patents

A portable card with an rfid coil Download PDF

Info

Publication number
CA2684408A1
CA2684408A1 CA002684408A CA2684408A CA2684408A1 CA 2684408 A1 CA2684408 A1 CA 2684408A1 CA 002684408 A CA002684408 A CA 002684408A CA 2684408 A CA2684408 A CA 2684408A CA 2684408 A1 CA2684408 A1 CA 2684408A1
Authority
CA
Canada
Prior art keywords
providing
signal
field
electromagnetic field
phase
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
CA002684408A
Other languages
English (en)
French (fr)
Inventor
Finn Nielsen
Rune Domsten
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.)
Cardlab APS
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
Application filed by Individual filed Critical Individual
Publication of CA2684408A1 publication Critical patent/CA2684408A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/40—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by components specially adapted for near-field transmission
    • H04B5/48—Transceivers
    • 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
    • G06K19/0723—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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/30—Payment architectures, schemes or protocols characterised by the use of specific devices or networks
    • G06Q20/32—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using wireless devices
    • G06Q20/327—Short range or proximity payments by means of M-devices
    • G06Q20/3278—RFID or NFC payments by means of M-devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
    • H04B5/24—Inductive coupling
    • H04B5/26—Inductive coupling using coils
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
    • H04B5/77—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for interrogation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Business, Economics & Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Accounting & Taxation (AREA)
  • Strategic Management (AREA)
  • General Business, Economics & Management (AREA)
  • Near-Field Transmission Systems (AREA)
CA002684408A 2007-04-20 2008-04-17 A portable card with an rfid coil Abandoned CA2684408A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US90788807P 2007-04-20 2007-04-20
US60/907,888 2007-04-20
PCT/EP2008/054673 WO2008128965A1 (en) 2007-04-20 2008-04-17 A portable card with an rfid coil

Publications (1)

Publication Number Publication Date
CA2684408A1 true CA2684408A1 (en) 2008-10-30

Family

ID=39671932

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002684408A Abandoned CA2684408A1 (en) 2007-04-20 2008-04-17 A portable card with an rfid coil

Country Status (6)

Country Link
US (1) US20100127830A1 (OSRAM)
EP (1) EP2149201A1 (OSRAM)
JP (1) JP2010525437A (OSRAM)
CN (1) CN101682372A (OSRAM)
CA (1) CA2684408A1 (OSRAM)
WO (1) WO2008128965A1 (OSRAM)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8020775B2 (en) * 2007-12-24 2011-09-20 Dynamics Inc. Payment cards and devices with enhanced magnetic emulators
CN102096836B (zh) * 2009-12-09 2013-04-10 国民技术股份有限公司 一种射频装置和射频读卡器以及相关通信系统和通信方法
US8630584B2 (en) 2008-11-26 2014-01-14 Nationz Technologies Inc. RF SIM card, card reader, and communication method
CA2779880C (en) 2010-12-03 2013-06-25 Pluritag Inc. Auricular livestock identification tag
TWI509522B (zh) * 2010-12-03 2015-11-21 Nationz Technologies Inc 射頻裝置、射頻讀取器及相關通訊系統和方法
US8485446B1 (en) * 2011-03-28 2013-07-16 Dynamics Inc. Shielded magnetic stripe for magnetic cards and devices
CN102799843B (zh) * 2011-05-26 2017-02-08 国民技术股份有限公司 一种低频磁场信号检测装置、方法及读卡器
EP2715616B1 (en) * 2011-05-31 2014-10-22 Copy Stop Systems APS A system for verifying a communication device and a security communication device
CN102842019A (zh) * 2012-07-24 2012-12-26 北京泛在电子标签技术有限公司 一种改善rfid阅读器载波调制深度的射频标签及方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5541399A (en) * 1994-09-30 1996-07-30 Palomar Technologies Corporation RF transponder with resonant crossover antenna coil
JP2000059261A (ja) * 1998-08-06 2000-02-25 Yamatake Corp 非接触データ送受信装置
JP2001043340A (ja) * 1999-07-29 2001-02-16 Toppan Printing Co Ltd 複合ｉｃカード
FR2853479A1 (fr) * 2003-04-07 2004-10-08 Commissariat Energie Atomique Dispositif de teletransmission par couplage inductif a modulation multiniveaux
WO2005081420A1 (ja) * 2004-02-19 2005-09-01 Amplet Inc. Ｃｄｍａ－ｒｆｉｄ
US7681232B2 (en) * 2004-03-08 2010-03-16 Cardlab Aps Credit card and a secured data activation system
GB0505060D0 (en) * 2005-03-11 2005-04-20 Innovision Res & Tech Plc Gain controlled impedance
FR2883433B1 (fr) * 2005-03-21 2007-04-20 Commissariat Energie Atomique Methode et dispositif de demodulation multiniveaux.

Also Published As

Publication number Publication date
CN101682372A (zh) 2010-03-24
US20100127830A1 (en) 2010-05-27
EP2149201A1 (en) 2010-02-03
JP2010525437A (ja) 2010-07-22
WO2008128965A1 (en) 2008-10-30

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Legal Events

Date Code Title Description
FZDE Discontinued

Effective date: 20130417