FR2801745B1 - Transpondeur electromagnetique a desaccord en frequence - Google Patents

Transpondeur electromagnetique a desaccord en frequence

Info

Publication number
FR2801745B1
FR2801745B1 FR9915075A FR9915075A FR2801745B1 FR 2801745 B1 FR2801745 B1 FR 2801745B1 FR 9915075 A FR9915075 A FR 9915075A FR 9915075 A FR9915075 A FR 9915075A FR 2801745 B1 FR2801745 B1 FR 2801745B1
Authority
FR
France
Prior art keywords
disconnection
frequency
electromagnetic transponder
transponder
electromagnetic
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.)
Expired - Fee Related
Application number
FR9915075A
Other languages
English (en)
Other versions
FR2801745A1 (fr
Inventor
Vineet Tiwari
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.)
STMicroelectronics SA
Original Assignee
STMicroelectronics SA
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 STMicroelectronics SA filed Critical STMicroelectronics SA
Priority to FR9915075A priority Critical patent/FR2801745B1/fr
Priority to US09/718,452 priority patent/US6799015B1/en
Publication of FR2801745A1 publication Critical patent/FR2801745A1/fr
Application granted granted Critical
Publication of FR2801745B1 publication Critical patent/FR2801745B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06K19/0701—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 at least one of the integrated circuit chips comprising an arrangement for power management
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06K19/0701—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 at least one of the integrated circuit chips comprising an arrangement for power management
    • G06K19/0715—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 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Near-Field Transmission Systems (AREA)
FR9915075A 1999-11-30 1999-11-30 Transpondeur electromagnetique a desaccord en frequence Expired - Fee Related FR2801745B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9915075A FR2801745B1 (fr) 1999-11-30 1999-11-30 Transpondeur electromagnetique a desaccord en frequence
US09/718,452 US6799015B1 (en) 1999-11-30 2000-11-21 Electromagnetic transponder with a frequency detuning

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9915075A FR2801745B1 (fr) 1999-11-30 1999-11-30 Transpondeur electromagnetique a desaccord en frequence

Publications (2)

Publication Number Publication Date
FR2801745A1 FR2801745A1 (fr) 2001-06-01
FR2801745B1 true FR2801745B1 (fr) 2007-05-25

Family

ID=9552717

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9915075A Expired - Fee Related FR2801745B1 (fr) 1999-11-30 1999-11-30 Transpondeur electromagnetique a desaccord en frequence

Country Status (2)

Country Link
US (1) US6799015B1 (fr)
FR (1) FR2801745B1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100732681B1 (ko) * 2006-01-20 2007-06-27 삼성전자주식회사 Ｒｆｉｄ 태그 및 이를 갖는 ｒｆｉｄ 시스템
US20070290856A1 (en) * 2006-06-19 2007-12-20 Tagsys Sas RFID tag detuning
DE602007013986D1 (de) * 2006-10-18 2011-06-01 Semiconductor Energy Lab ID-Funktransponder
JP5325415B2 (ja) * 2006-12-18 2013-10-23 株式会社半導体エネルギー研究所 半導体装置
US8115160B2 (en) * 2008-03-14 2012-02-14 Semiconductor Energy Laboratory Co., Ltd. Protection circuit and photoelectric conversion device
JP5388632B2 (ja) * 2008-03-14 2014-01-15 株式会社半導体エネルギー研究所 半導体装置
WO2010032603A1 (fr) * 2008-09-19 2010-03-25 Semiconductor Energy Laboratory Co., Ltd. Dispositif à semi-conducteurs et étiquette sans fil l'utilisant
WO2010038712A1 (fr) * 2008-09-30 2010-04-08 Semiconductor Energy Laboratory Co., Ltd. Dispositif à semi-conducteur
JP5319469B2 (ja) * 2008-10-03 2013-10-16 株式会社半導体エネルギー研究所 Ｒｆｉｄタグ
US10390200B2 (en) * 2016-12-19 2019-08-20 Nxp B.V. Method and system for operating a communications device that communicates via inductive coupling
US10721604B2 (en) 2016-12-19 2020-07-21 Nxp B.V. Method and system for operating a communications device that communicates via inductive coupling
US10382098B2 (en) 2017-09-25 2019-08-13 Nxp B.V. Method and system for operating a communications device that communicates via inductive coupling
US10720967B2 (en) 2017-09-25 2020-07-21 Nxp B.V. Method and system for operating a communications device that communicates via inductive coupling

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5287113A (en) * 1990-02-12 1994-02-15 Texas Instruments Deutschland Gmbh Voltage limiting batteryless transponder circuit
DE19614455A1 (de) * 1996-04-12 1997-10-16 Philips Patentverwaltung Verfahren zum Betrieb eines Systems aus einer Basisstation und einem damit kontaktlos gekoppelten Transponders sowie dafür geeignetes System
JPH10187916A (ja) * 1996-12-27 1998-07-21 Rohm Co Ltd 非接触ｉｃカード通信システムにおける応答器
GB2321726A (en) * 1997-01-30 1998-08-05 Motorola Inc Apparatus and method for regulating power on a contactless portable data carrier

Also Published As

Publication number Publication date
FR2801745A1 (fr) 2001-06-01
US6799015B1 (en) 2004-09-28

Similar Documents

Publication Publication Date Title
FR2792130B1 (fr) Transpondeur electromagnetique a fonctionnement en couplage tres proche
DE60009643D1 (de) Resonanzetikett
HK1039512A1 (en) Electromagnetic oscillating type pump and method for manufacturing the same
DE60031610D1 (de) Kamera mit Radiofrequenzidentifikationstransponder
AU2002255457A8 (en) Integrated planar composite coupling structures transform between a small mode size and a large mode size waveguide
FI20002881A0 (fi) Järjestely ja menetelmä radiolähettimen häviöiden vähentämiseksi
NO20022587D0 (no) Autentisering i et trådlöst kommunikasjonssystem
EP1247308A4 (fr) Etiquette de transpondeur integre passif comportant un noyau d'antenne autonome
ATE469404T1 (de) Artikel mit retroreflektiv- und radiofrequenz- merkmalen
DE60115174D1 (de) Blattmediensystem mit Radiofrequenz-Identifikationstransponder
FR2801745B1 (fr) Transpondeur electromagnetique a desaccord en frequence
DE60007702D1 (de) Schlafmoduseinschaltung in einem slave-gerät
FI990811A (fi) Menetelmä langattomassa tiedonsiirtojärjestelmässä sekä langaton tiedo nsiirtojärjestelmä
FR2787655B1 (fr) Modulation capacitive dans un transpondeur electromagnetique
NO20013047D0 (no) Koblingsantenne med höy induktans
DE60014289D1 (de) Kaffeebrühgerät
DE69934759D1 (de) Elektromagnetische Pumpe
DE60041298D1 (de) Duplexübertragung in einem elektromagnetischen Transponder-System
FR2793089B3 (fr) Transpondeur a antenne integree
IT1307594B1 (it) Innesto elettromagnetico a bobina rotante.
DE60136233D1 (de) RFID Transponder
DE60024359D1 (de) Verbinder mit Kupplungerkennungsmitteln
DE60140094D1 (de) Elektromagnetische Kupplung mit asymmetrischem Speichenmuster
DE50005279D1 (de) Elektromagnetventil
DE50012083D1 (de) Elektromagnetventil

Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20080930