NZ529886A - Communication between a transponder and an interrogator by transmitting a responsive signal from a resonant circuit to the interrogator - Google Patents

Communication between a transponder and an interrogator by transmitting a responsive signal from a resonant circuit to the interrogator

Info

Publication number
NZ529886A
NZ529886A NZ529886A NZ52988602A NZ529886A NZ 529886 A NZ529886 A NZ 529886A NZ 529886 A NZ529886 A NZ 529886A NZ 52988602 A NZ52988602 A NZ 52988602A NZ 529886 A NZ529886 A NZ 529886A
Authority
NZ
New Zealand
Prior art keywords
circuit
response
signal
transponder
activation
Prior art date
Application number
NZ529886A
Other languages
English (en)
Inventor
Hendrik Van Zyl Smit
Original Assignee
Ip And Innovation Company Hold
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 Ip And Innovation Company Hold filed Critical Ip And Innovation Company Hold
Publication of NZ529886A publication Critical patent/NZ529886A/en

Links

Classifications

    • 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

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)
  • Burglar Alarm Systems (AREA)
NZ529886A 2001-05-03 2002-05-03 Communication between a transponder and an interrogator by transmitting a responsive signal from a resonant circuit to the interrogator NZ529886A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
ZA200103544 2001-05-03
ZA200105148 2001-06-22
ZA200107041 2001-08-27
PCT/IB2002/001483 WO2002091290A1 (en) 2001-05-03 2002-05-03 Communication between a transponder and an interrogator

Publications (1)

Publication Number Publication Date
NZ529886A true NZ529886A (en) 2005-05-27

Family

ID=27421025

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ529886A NZ529886A (en) 2001-05-03 2002-05-03 Communication between a transponder and an interrogator by transmitting a responsive signal from a resonant circuit to the interrogator

Country Status (12)

Country Link
US (1) US20040185806A1 (https=)
EP (1) EP1393245B1 (https=)
JP (1) JP2005502229A (https=)
CN (1) CN1610925A (https=)
AT (1) ATE321316T1 (https=)
AU (1) AU2002258025B8 (https=)
BR (1) BR0209450A (https=)
CA (1) CA2445908A1 (https=)
DE (1) DE60210062T8 (https=)
NZ (1) NZ529886A (https=)
WO (1) WO2002091290A1 (https=)
ZA (1) ZA200309262B (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090058614A1 (en) * 2007-08-30 2009-03-05 Em Microelectronic-Marin S.A. Electronic identification device or transponder fitted with two antennae tuned to different frequencies
WO2010007540A1 (en) * 2008-07-17 2010-01-21 Ipico South Africa (Pty) Limited Rfid transmission protocol and method of operating a transponder
DE102009005042A1 (de) * 2009-01-15 2010-07-29 Siemens Aktiengesellschaft Verfahren und Vorrichtung zur Funktionsprüfung eines Sensors
US8500033B2 (en) 2010-06-11 2013-08-06 Trident RFID Pty Ltd. Transponder, RFID system and methods of operation

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3898619A (en) * 1973-06-29 1975-08-05 Glenayre Electronics Ltd Object location/identification system
SE384477B (sv) * 1974-08-16 1976-05-10 Philips Svenska Ab Sett och anordning for att astadkomma synkronisering i en informationsoverforingsanleggning innefattande en fragestation och ett svarsdon
US4129855A (en) * 1977-07-15 1978-12-12 Rodrian J Animal identification system
US4247758A (en) * 1979-11-15 1981-01-27 Rodrian James A Animal identification and estrus detection system
US4510495A (en) * 1982-08-09 1985-04-09 Cornell Research Foundation, Inc. Remote passive identification system
DE301127T1 (de) * 1987-07-31 1989-08-24 Texas Instruments Deutschland Gmbh, 8050 Freising Transponder-anordnung.
US5245332A (en) * 1988-06-22 1993-09-14 Iedsco Oy Programmable memory for an encoding system
US5410315A (en) * 1992-12-08 1995-04-25 Texas Instruments Incorporated Group-addressable transponder arrangement
US5541604A (en) * 1993-09-03 1996-07-30 Texas Instruments Deutschland Gmbh Transponders, Interrogators, systems and methods for elimination of interrogator synchronization requirement
EP0704928A3 (en) * 1994-09-30 1998-08-05 HID Corporation RF transponder system with parallel resonant interrogation and series resonant response
DE19507721C2 (de) * 1995-03-07 1997-10-02 Aeg Identifikationssys Gmbh Transponderanordnung für elektromagnetische Abfragesysteme
SE513690C2 (sv) * 1995-08-16 2000-10-23 Alfa Laval Agri Ab Antennsystem med drivkretsar för transponder
DE19541855C1 (de) * 1995-11-09 1997-02-20 Siemens Ag Diebstahlschutzsystem für ein Kraftfahrzeug
US6176422B1 (en) * 1996-12-16 2001-01-23 The Yokohama Rubber Co., Ltd. Information storage device, scanner and information storage and reproducing apparatus
JP3916291B2 (ja) * 1997-03-28 2007-05-16 ローム株式会社 情報通信装置

Also Published As

Publication number Publication date
DE60210062T8 (de) 2007-09-13
DE60210062D1 (de) 2006-05-11
BR0209450A (pt) 2004-08-03
CN1610925A (zh) 2005-04-27
US20040185806A1 (en) 2004-09-23
ATE321316T1 (de) 2006-04-15
AU2002258025B2 (en) 2006-01-12
EP1393245B1 (en) 2006-03-22
ZA200309262B (en) 2005-08-31
JP2005502229A (ja) 2005-01-20
DE60210062T2 (de) 2007-01-11
WO2002091290A1 (en) 2002-11-14
EP1393245A1 (en) 2004-03-03
CA2445908A1 (en) 2002-11-14
AU2002258025B8 (en) 2006-01-19

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Owner name: IPICO INNOVATION INC, CA

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