WO2000027137A1 - Rfid tag having parallel resonant circuit for magnetically decoupling tag from its environment - Google Patents
Rfid tag having parallel resonant circuit for magnetically decoupling tag from its environment Download PDFInfo
- Publication number
- WO2000027137A1 WO2000027137A1 PCT/US1999/023886 US9923886W WO0027137A1 WO 2000027137 A1 WO2000027137 A1 WO 2000027137A1 US 9923886 W US9923886 W US 9923886W WO 0027137 A1 WO0027137 A1 WO 0027137A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- transponder
- circuit
- capacitor
- inductor
- switch
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/59—Responders; Transponders
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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; 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)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Toxicology (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Computer Hardware Design (AREA)
- Electromagnetism (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Signal Processing (AREA)
- Near-Field Transmission Systems (AREA)
- Burglar Alarm Systems (AREA)
- Filters And Equalizers (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
Description
Claims
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE69910061T DE69910061T2 (en) | 1998-11-04 | 1999-10-14 | HIGH-FREQUENCY BRAND WITH PARALLEL VIBRATION CIRCUIT FOR MAGNETICALLY UNCOUPLING THE BRAND FROM ITS SURROUNDINGS |
JP2000580397A JP4261065B2 (en) | 1998-11-04 | 1999-10-14 | RFID tag with parallel resonant circuit to magnetically isolate the tag from the environment |
EP99954895A EP1127469B1 (en) | 1998-11-04 | 1999-10-14 | Rfid tag having parallel resonant circuit for magnetically decoupling tag from its environment |
AU11129/00A AU751418B2 (en) | 1998-11-04 | 1999-10-14 | Rfid tag having parallel resonant circuit for magnetically decoupling tag from its environment |
CA002349409A CA2349409C (en) | 1998-11-04 | 1999-10-14 | Rfid tag having parallel resonant circuit for magnetically decoupling tag from its environment |
AT99954895T ATE246382T1 (en) | 1998-11-04 | 1999-10-14 | HIGH FREQUENCY MARKER WITH PARALLEL RESOLUTION CIRCUIT FOR MAGNETICALLY DECOUPLING THE MARKER FROM ITS SURROUNDINGS |
DK99954895T DK1127469T3 (en) | 1998-11-04 | 1999-10-14 | RFID identification tag with parallel resonant circuit for magnetic decoupling of the identification tag from its surroundings |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/185,775 US6072383A (en) | 1998-11-04 | 1998-11-04 | RFID tag having parallel resonant circuit for magnetically decoupling tag from its environment |
US09/185,775 | 1998-11-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000027137A1 true WO2000027137A1 (en) | 2000-05-11 |
Family
ID=22682407
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1999/023886 WO2000027137A1 (en) | 1998-11-04 | 1999-10-14 | Rfid tag having parallel resonant circuit for magnetically decoupling tag from its environment |
Country Status (14)
Country | Link |
---|---|
US (1) | US6072383A (en) |
EP (1) | EP1127469B1 (en) |
JP (1) | JP4261065B2 (en) |
KR (1) | KR100632716B1 (en) |
CN (1) | CN1146250C (en) |
AR (1) | AR020961A1 (en) |
AT (1) | ATE246382T1 (en) |
AU (1) | AU751418B2 (en) |
CA (1) | CA2349409C (en) |
DE (1) | DE69910061T2 (en) |
DK (1) | DK1127469T3 (en) |
ES (1) | ES2205899T3 (en) |
TW (1) | TW460852B (en) |
WO (1) | WO2000027137A1 (en) |
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EP1852810A1 (en) | 2006-05-05 | 2007-11-07 | Quality Electro Dynamics, LLC. | IC tags/RFID tags for magnetic resonance imaging applications |
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US7446646B2 (en) | 2003-06-30 | 2008-11-04 | Nokia Corporation | System and method for supporting multiple reader-tag configurations using multi-mode radio frequency tag |
WO2009008228A1 (en) * | 2007-07-06 | 2009-01-15 | Hst Co., Ltd. | Detection device |
EP2107694A1 (en) * | 2008-03-31 | 2009-10-07 | STMicroelectronics (Rousset) SAS | Terminal for radiofrequency transmission-reception by means of inductive coupling |
US8487478B2 (en) | 2008-05-13 | 2013-07-16 | Qualcomm Incorporated | Wireless power transfer for appliances and equipments |
US8854224B2 (en) | 2009-02-10 | 2014-10-07 | Qualcomm Incorporated | Conveying device information relating to wireless charging |
US8878393B2 (en) | 2008-05-13 | 2014-11-04 | Qualcomm Incorporated | Wireless power transfer for vehicles |
US9312924B2 (en) | 2009-02-10 | 2016-04-12 | Qualcomm Incorporated | Systems and methods relating to multi-dimensional wireless charging |
US9583953B2 (en) | 2009-02-10 | 2017-02-28 | Qualcomm Incorporated | Wireless power transfer for portable enclosures |
WO2018180149A1 (en) * | 2017-03-29 | 2018-10-04 | 株式会社村田製作所 | Antenna device and electronic instrument |
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FR2787655B1 (en) * | 1998-12-21 | 2001-03-09 | St Microelectronics Sa | CAPACITIVE MODULATION IN AN ELECTROMAGNETIC TRANSPONDER |
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US9184632B2 (en) | 2008-05-13 | 2015-11-10 | Qualcomm Incorporated | Wireless power transfer for furnishings and building elements |
US8629650B2 (en) | 2008-05-13 | 2014-01-14 | Qualcomm Incorporated | Wireless power transfer using multiple transmit antennas |
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US8487478B2 (en) | 2008-05-13 | 2013-07-16 | Qualcomm Incorporated | Wireless power transfer for appliances and equipments |
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US8965461B2 (en) | 2008-05-13 | 2015-02-24 | Qualcomm Incorporated | Reverse link signaling via receive antenna impedance modulation |
US9130407B2 (en) | 2008-05-13 | 2015-09-08 | Qualcomm Incorporated | Signaling charging in wireless power environment |
US9178387B2 (en) | 2008-05-13 | 2015-11-03 | Qualcomm Incorporated | Receive antenna for wireless power transfer |
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US9190875B2 (en) | 2008-05-13 | 2015-11-17 | Qualcomm Incorporated | Method and apparatus with negative resistance in wireless power transfers |
US9236771B2 (en) | 2008-05-13 | 2016-01-12 | Qualcomm Incorporated | Method and apparatus for adaptive tuning of wireless power transfer |
US9954399B2 (en) | 2008-05-13 | 2018-04-24 | Qualcomm Incorporated | Reverse link signaling via receive antenna impedance modulation |
US9583953B2 (en) | 2009-02-10 | 2017-02-28 | Qualcomm Incorporated | Wireless power transfer for portable enclosures |
US9312924B2 (en) | 2009-02-10 | 2016-04-12 | Qualcomm Incorporated | Systems and methods relating to multi-dimensional wireless charging |
US8854224B2 (en) | 2009-02-10 | 2014-10-07 | Qualcomm Incorporated | Conveying device information relating to wireless charging |
WO2018180149A1 (en) * | 2017-03-29 | 2018-10-04 | 株式会社村田製作所 | Antenna device and electronic instrument |
JP6428989B1 (en) * | 2017-03-29 | 2018-11-28 | 株式会社村田製作所 | ANTENNA DEVICE AND ELECTRONIC DEVICE |
Also Published As
Publication number | Publication date |
---|---|
TW460852B (en) | 2001-10-21 |
CN1146250C (en) | 2004-04-14 |
US6072383A (en) | 2000-06-06 |
ES2205899T3 (en) | 2004-05-01 |
AU1112900A (en) | 2000-05-22 |
ATE246382T1 (en) | 2003-08-15 |
CN1324545A (en) | 2001-11-28 |
KR100632716B1 (en) | 2006-10-11 |
EP1127469A4 (en) | 2002-01-23 |
DE69910061T2 (en) | 2004-05-06 |
EP1127469A1 (en) | 2001-08-29 |
DE69910061D1 (en) | 2003-09-04 |
AU751418B2 (en) | 2002-08-15 |
EP1127469B1 (en) | 2003-07-30 |
KR20010090811A (en) | 2001-10-19 |
AR020961A1 (en) | 2002-06-05 |
JP2002529982A (en) | 2002-09-10 |
DK1127469T3 (en) | 2003-10-27 |
JP4261065B2 (en) | 2009-04-30 |
CA2349409C (en) | 2009-07-28 |
CA2349409A1 (en) | 2000-05-11 |
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