DE60012179D1 - Energieübertragung in einem elektronischen identifizierungssystem - Google Patents
Energieübertragung in einem elektronischen identifizierungssystemInfo
- Publication number
- DE60012179D1 DE60012179D1 DE60012179T DE60012179T DE60012179D1 DE 60012179 D1 DE60012179 D1 DE 60012179D1 DE 60012179 T DE60012179 T DE 60012179T DE 60012179 T DE60012179 T DE 60012179T DE 60012179 D1 DE60012179 D1 DE 60012179D1
- Authority
- DE
- Germany
- Prior art keywords
- antenna
- transponder
- inductor
- capacitor
- energy transfer
- 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
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
- G06K19/0723—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
- G06K19/0726—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 the arrangement including a circuit for tuning the resonance frequency of an antenna on the record carrier
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/38—Impedance-matching networks
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Near-Field Transmission Systems (AREA)
- Radar Systems Or Details Thereof (AREA)
- Details Of Aerials (AREA)
- Control Of Electric Motors In General (AREA)
- Cash Registers Or Receiving Machines (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ZA9903065 | 1999-05-03 | ||
ZA993065 | 1999-05-03 | ||
PCT/IB2000/000568 WO2000067373A1 (en) | 1999-05-03 | 2000-05-03 | Energy transfer in an electronic identification system |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60012179D1 true DE60012179D1 (de) | 2004-08-19 |
DE60012179T2 DE60012179T2 (de) | 2005-08-04 |
Family
ID=25587704
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60012179T Expired - Fee Related DE60012179T2 (de) | 1999-05-03 | 2000-05-03 | Energieübertragung in einem elektronischen identifizierungssystem |
Country Status (8)
Country | Link |
---|---|
US (1) | US6621467B1 (de) |
EP (1) | EP1192713B1 (de) |
AT (1) | ATE271278T1 (de) |
AU (1) | AU4137200A (de) |
CA (1) | CA2372609A1 (de) |
DE (1) | DE60012179T2 (de) |
TW (1) | TW562950B (de) |
WO (1) | WO2000067373A1 (de) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6864849B2 (en) * | 2000-05-23 | 2005-03-08 | Robert T. Hart | Method and apparatus for creating an EH antenna |
US7180402B2 (en) | 2000-06-06 | 2007-02-20 | Battelle Memorial Institute K1-53 | Phase modulation in RF tag |
US6870460B2 (en) * | 2000-11-30 | 2005-03-22 | Supersensor (Proprietary) Limited | Input impedance arrangement for RF transponder |
US6738025B2 (en) * | 2001-02-28 | 2004-05-18 | Battelle Memorial Institute K1-53 | Antenna matching circuit |
US7184727B2 (en) * | 2002-02-12 | 2007-02-27 | Kyocera Wireless Corp. | Full-duplex antenna system and method |
US6975206B2 (en) * | 2002-08-30 | 2005-12-13 | Intellectual Property, Llc | Method for communication between central terminal and multiple transponders |
US6940467B2 (en) * | 2003-01-10 | 2005-09-06 | Atmel Germany Gmbh | Circuit arrangement and method for deriving electrical power from an electromagnetic field |
KR100528464B1 (ko) * | 2003-02-06 | 2005-11-15 | 삼성전자주식회사 | 스마트카드의 보안장치 |
DE10325396A1 (de) * | 2003-05-28 | 2004-12-23 | Atmel Germany Gmbh | Schaltungsanordnung und Verfahren zur Phasenmodulation für rückstreubasierte Transponder |
CA2532875A1 (en) * | 2003-07-28 | 2005-03-03 | Stemco Llc | System and method for optimizing power usage in a radio frequency communication device |
US7068028B2 (en) * | 2003-09-12 | 2006-06-27 | Intellectual Property Llc | Method and apparatus for metal target proximity detection at long distances |
US7479884B1 (en) | 2004-08-31 | 2009-01-20 | Cedar Ridge Research | System and method for monitoring objects, people, animals or places |
US7535133B2 (en) | 2005-05-03 | 2009-05-19 | Massachusetts Institute Of Technology | Methods and apparatus for resistance compression networks |
US7262701B1 (en) * | 2005-05-23 | 2007-08-28 | National Semiconductor Corporation | Antenna structures for RFID devices |
JP4286813B2 (ja) * | 2005-07-08 | 2009-07-01 | 富士通株式会社 | アンテナ及びこれを搭載するrfid用タグ |
KR100721057B1 (ko) * | 2005-11-03 | 2007-05-22 | 한국전자통신연구원 | 무선주파수 식별 태그를 위한 전압체배기 |
US7595732B2 (en) * | 2006-03-31 | 2009-09-29 | Broadcom Corporation | Power generating circuit |
US8941471B2 (en) * | 2006-02-15 | 2015-01-27 | Tyco Fire & Security Gmbh | RF switched RFID multiplexer |
US7876225B2 (en) * | 2006-02-23 | 2011-01-25 | University Of Pittsburgh - Of The Commonwealth System Of Higher Education | Methods and apparatus for switching a transponder to an active state, and asset management systems employing same |
JP5112421B2 (ja) | 2006-05-04 | 2013-01-09 | カリフォルニア インスティテュート オブ テクノロジー | アンテナ寄生スイッチングに基づく送信機アーキテクチャ |
US20080048799A1 (en) * | 2006-07-12 | 2008-02-28 | Chao-Wei Wang | Discontinuous Transmission Line Structure |
EP1909384A3 (de) * | 2006-10-06 | 2015-11-25 | Semiconductor Energy Laboratory Co., Ltd. | Gleichrichterschaltung mit variabler Kapazität, Halbleiter mit dieser Schaltung und Ansteuerungsverfahren dafür |
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 |
US7859474B1 (en) * | 2008-08-07 | 2010-12-28 | Rockwell Collins, Inc. | Active antenna tuning circuitry |
US8514056B2 (en) * | 2008-09-25 | 2013-08-20 | University of Pittsburgh—of the Commonwealth System of Higher Education | System and method for real time asset location and tracking |
SI22900A (sl) * | 2008-10-30 | 2010-04-30 | Vinko Kunc | Postopek in vezje za oddajanje in sprejemanje radijskih valov z isto anteno na nihajni krog |
US8446254B2 (en) | 2008-11-03 | 2013-05-21 | Thingmagic, Inc. | Methods and apparatuses for RFID tag range determination |
GB2479723B (en) * | 2010-04-19 | 2013-01-23 | Siemens Ag | Wireless control device |
US8830710B2 (en) | 2012-06-25 | 2014-09-09 | Eta Devices, Inc. | RF energy recovery system |
WO2019140107A1 (en) * | 2018-01-10 | 2019-07-18 | Auspion, Inc. | Method and apparatus for wireless power delivery tracking |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4757315A (en) * | 1986-02-20 | 1988-07-12 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Method and apparatus for measuring distance |
GB2242573B (en) * | 1990-03-27 | 1994-08-31 | Technophone Ltd | Antenna assembly |
US5195045A (en) * | 1991-02-27 | 1993-03-16 | Astec America, Inc. | Automatic impedance matching apparatus and method |
CA2077500C (en) | 1991-09-04 | 1996-09-17 | Yukio Yokoyama | Radio transceiver |
US6167236A (en) * | 1996-01-31 | 2000-12-26 | Texas Instruments Deutschland, Gmbh | Damping modulation circuit for a full-duplex transponder |
US5604507A (en) * | 1996-02-28 | 1997-02-18 | Antenex, Inc. | Wide-banded mobile antenna |
US5706019A (en) * | 1996-06-19 | 1998-01-06 | Motorola, Inc. | Integral antenna assembly for a radio and method of manufacturing |
WO1998057390A1 (en) * | 1997-06-10 | 1998-12-17 | Centurion International, Inc. | Retractable 1/2 wave antenna with integral matching section |
US6054925A (en) * | 1997-08-27 | 2000-04-25 | Data Investments Limited | High impedance transponder with improved backscatter modulator for electronic identification system |
SG79961A1 (en) * | 1998-02-07 | 2001-04-17 | Ct For Wireless Communications | A rectifying antenna circuit |
US6320509B1 (en) * | 1998-03-16 | 2001-11-20 | Intermec Ip Corp. | Radio frequency identification transponder having a high gain antenna configuration |
ES2246759T3 (es) * | 1999-02-09 | 2006-03-01 | Magnus Granhed | Antena encapsulada para transpondor pasivo. |
US6121880A (en) * | 1999-05-27 | 2000-09-19 | Intermec Ip Corp. | Sticker transponder for use on glass surface |
-
2000
- 2000-05-03 EP EP00920967A patent/EP1192713B1/de not_active Expired - Lifetime
- 2000-05-03 WO PCT/IB2000/000568 patent/WO2000067373A1/en active IP Right Grant
- 2000-05-03 CA CA002372609A patent/CA2372609A1/en not_active Abandoned
- 2000-05-03 AU AU41372/00A patent/AU4137200A/en not_active Abandoned
- 2000-05-03 DE DE60012179T patent/DE60012179T2/de not_active Expired - Fee Related
- 2000-05-03 US US09/980,700 patent/US6621467B1/en not_active Expired - Fee Related
- 2000-05-03 AT AT00920967T patent/ATE271278T1/de not_active IP Right Cessation
- 2000-05-10 TW TW089108978A patent/TW562950B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO2000067373A1 (en) | 2000-11-09 |
CA2372609A1 (en) | 2000-11-09 |
ATE271278T1 (de) | 2004-07-15 |
EP1192713B1 (de) | 2004-07-14 |
EP1192713A1 (de) | 2002-04-03 |
DE60012179T2 (de) | 2005-08-04 |
TW562950B (en) | 2003-11-21 |
US6621467B1 (en) | 2003-09-16 |
AU4137200A (en) | 2000-11-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |