GB9701959D0 - Apparatus and method for regulating power on a contactless portable data carrier - Google Patents

Apparatus and method for regulating power on a contactless portable data carrier

Info

Publication number
GB9701959D0
GB9701959D0 GB9701959A GB9701959A GB9701959D0 GB 9701959 D0 GB9701959 D0 GB 9701959D0 GB 9701959 A GB9701959 A GB 9701959A GB 9701959 A GB9701959 A GB 9701959A GB 9701959 D0 GB9701959 D0 GB 9701959D0
Authority
GB
Grant status
Grant
Patent type
Prior art keywords
apparatus
method
data carrier
portable data
regulating power
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Withdrawn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
GB9701959A
Other versions
GB2321726A (en )
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.)
Motorola Solutions Inc
Original Assignee
Motorola Solutions Inc
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
Grant date

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06KRECOGNITION OF DATA; 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
    • G06K19/0723Record 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
    • G06K19/0726Record 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 the arrangement including a circuit for tuning the resonance frequency of an antenna on the record carrier
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06KRECOGNITION OF DATA; 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
    • G06K19/0701Record 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 at least one of the integrated circuit chips comprising an arrangement for power management
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06KRECOGNITION OF DATA; 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
    • G06K19/0701Record 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 at least one of the integrated circuit chips comprising an arrangement for power management
    • G06K19/0715Record 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 at least one of the integrated circuit chips comprising an arrangement for power management the arrangement including means to regulate power transfer to the integrated circuit
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06KRECOGNITION OF DATA; 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
    • G06K19/0723Record 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B5/00Near-field transmission systems, e.g. inductive loop type
    • H04B5/0075Near-field transmission systems, e.g. inductive loop type using inductive coupling
    • H04B5/0081Near-field transmission systems, e.g. inductive loop type using inductive coupling with antenna coils
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THIR OWN ENERGY USE
    • Y02D70/00Techniques for reducing energy consumption in wireless communication networks
    • Y02D70/40According to the transmission technology
    • Y02D70/42Near-field transmission systems, e.g. inductive or capacitive coupling
GB9701959A 1997-01-30 1997-01-30 Apparatus and method for regulating power on a contactless portable data carrier Withdrawn GB9701959D0 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9701959A GB9701959D0 (en) 1997-01-30 1997-01-30 Apparatus and method for regulating power on a contactless portable data carrier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9701959A GB9701959D0 (en) 1997-01-30 1997-01-30 Apparatus and method for regulating power on a contactless portable data carrier

Publications (2)

Publication Number Publication Date
GB9701959D0 true GB9701959D0 (en) 1997-03-19
GB2321726A true GB2321726A (en) 1998-08-05

Family

ID=10806856

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9701959A Withdrawn GB9701959D0 (en) 1997-01-30 1997-01-30 Apparatus and method for regulating power on a contactless portable data carrier

Country Status (1)

Country Link
GB (1) GB9701959D0 (en)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3554160B2 (en) * 1997-11-13 2004-08-18 ローム株式会社 Information communication device
JP2002522850A (en) * 1998-08-10 2002-07-23 クレフト,ハンス−ディートリヒ Chip card, which increased the safety of the card
FR2780221B1 (en) 1998-06-22 2000-09-29 Sgs Thomson Microelectronics Sending a working set by an AC supply line
FR2780220A1 (en) 1998-06-22 1999-12-24 Sgs Thomson Microelectronics digital data transmission over an AC supply line
FR2782209A1 (en) * 1998-08-06 2000-02-11 Innovatron Electronique Inductively-read transponder for access control or payment, switches in capacitor to detune resonant circuit if supply voltage derived from read signal is excessive
WO2000019366A1 (en) * 1998-09-30 2000-04-06 Koninklijke Philips Electronics N.V. Data processing device and method for the voltage supply of same
JP2000151480A (en) * 1998-11-11 2000-05-30 Mitsubishi Materials Corp Identification system for superposed tags
FR2792135B1 (en) 1999-04-07 2001-11-02 St Microelectronics Sa Operating in very close complage an electromagnetic transponder system has
FR2792132B1 (en) 1999-04-07 2001-11-02 St Microelectronics Sa reading terminal of an electromagnetic transponder operating in very close coupling
FR2792136B1 (en) 1999-04-07 2001-11-16 St Microelectronics Sa duplex transmission in a system of electromagnetic transponders
FR2792134B1 (en) 1999-04-07 2001-06-22 St Microelectronics Sa Detection distance between an electromagnetic transponder and a terminal
US6650226B1 (en) 1999-04-07 2003-11-18 Stmicroelectronics S.A. Detection, by an electromagnetic transponder reader, of the distance separating it from a transponder
FR2792130B1 (en) 1999-04-07 2001-11-16 St Microelectronics Sa Transponder has electromagnetic operating very close coupling
US6176168B1 (en) * 1999-04-29 2001-01-23 Alliant Techsystems Inc. Transmitter coil, improved fuze setter circuitry for adaptively tuning the fuze setter circuit for resonance and current difference circuitry for interpreting a fuze talkback message
EP1102206A1 (en) * 1999-11-15 2001-05-23 Infineon Technologies AG Contactless transponder
FR2801746B1 (en) * 1999-11-26 2003-08-22 France Telecom Device stabilized power remotely powered electronic components
FR2801745B1 (en) * 1999-11-30 2007-05-25 St Microelectronics Sa Electromagnetic transponder is disagreement in frequency
JP2001344574A (en) * 2000-05-30 2001-12-14 Mitsubishi Materials Corp Antenna device for interrogator
ES2263559T3 (en) 2000-06-19 2006-12-16 Supersensor (Proprietary) Limited Transponder high impedance and broadband electronic identification system.
CN1185599C (en) * 2000-08-15 2005-01-19 欧姆龙株式会社 Noncontact communication medium and noncontact communication system
US20030169169A1 (en) 2000-08-17 2003-09-11 Luc Wuidart Antenna generating an electromagnetic field for transponder
WO2002027650A1 (en) * 2000-09-29 2002-04-04 Microchip Technology Incorporated Method and apparatus for detuning a resonant circuit of a remotely powered device
GB0206982D0 (en) * 2002-03-25 2002-05-08 Melexis Nv Temperature sensitive radio frequency device
JP4318640B2 (en) 2002-08-22 2009-08-26 マジェラン テクノロジー プロプライエタリー リミテッド Identification device and identification systems
DE10301451A1 (en) 2003-01-10 2004-07-22 Atmel Germany Gmbh Wireless data transmission method between base station and transponder, by modulating electromagnet waves at receiver using modulation technique based on received field strength
US6940467B2 (en) * 2003-01-10 2005-09-06 Atmel Germany Gmbh Circuit arrangement and method for deriving electrical power from an electromagnetic field
DE10357665A1 (en) * 2003-01-10 2004-07-22 Atmel Germany Gmbh Circuitry for providing electrical power from an electromagnetic field
DE10325396A1 (en) 2003-05-28 2004-12-23 Atmel Germany Gmbh Circuit arrangement for phase modulation for backscatter-based transponder has control unit that can selectively connect voltage sources to varactor connection(s) depending on desired phase angle
US7515881B2 (en) 2003-11-26 2009-04-07 Starkey Laboratories, Inc. Resonance frequency shift canceling in wireless hearing aids
US7132946B2 (en) * 2004-04-08 2006-11-07 3M Innovative Properties Company Variable frequency radio frequency identification (RFID) tags
GB2419777B (en) * 2004-10-29 2010-02-10 Hewlett Packard Development Co Power transfer for transponder devices
CN100412895C (en) 2005-07-07 2008-08-20 上海坤锐电子科技有限公司 Self-adaptive radio-energy extraction circuit based on capacity energy-storage
JP5289057B2 (en) 2005-12-16 2013-09-11 ニコラス・パトリック・ローランド・ヒル The resonant circuit
GB2433381B (en) * 2005-12-16 2008-03-05 Nicholas Patrick Roland Hill Resonant circuits
CN100514350C (en) 2006-07-17 2009-07-15 信息产业部电子工业标准化研究所;北京同方微电子有限公司 Detecting method used for the second generation resident identification card and equipment thereof
GB0709575D0 (en) 2007-05-18 2007-06-27 Cambridge Resonant Technologie RFIC Iterrogator
DE102008031149A1 (en) 2008-07-01 2010-01-07 Giesecke & Devrient Gmbh A portable data carrier with active contactless interface and method of operating
US7868764B2 (en) * 2008-08-13 2011-01-11 Em Microelectronic-Marin Sa Circuit and method for power-up optimization of RFID transponder
GB0820814D0 (en) 2008-11-14 2008-12-24 Cambridge Resonant Technologie Tuned resonant circuits
US8897699B2 (en) 2010-05-20 2014-11-25 Broadcom Corporation Reducing emissions in a near field communications (NFC) capable device
DE102010055696A1 (en) * 2010-12-22 2012-06-28 Airbus Operations Gmbh System for contactless power transfer, using a system for contactless energy transmission, and vehicle with a system for contactless transfer of energy between a first vehicle part and a second vehicle part
JP5894683B2 (en) * 2011-12-29 2016-03-30 アルチュリク・アノニム・シルケチ Radio kitchen appliances that are operating on the induction cooking device
WO2013145403A1 (en) * 2012-03-26 2013-10-03 株式会社村田製作所 Electric-field-coupled wireless electric power transmission system, and power receiving device using same
EP2669999A1 (en) 2012-05-31 2013-12-04 Nxp B.V. Adjustable antenna

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4438286C2 (en) * 1994-10-26 2002-09-12 Siemens Ag System for contactless power and data transmission
DE4438287C1 (en) * 1994-10-26 1996-05-09 Siemens Ag System for contactless power and data transmission

Also Published As

Publication number Publication date Type
GB2321726A (en) 1998-08-05 application

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)