DE69033808T2 - System zur Übertragung und Feststellung von elektromagnetischer Energie - Google Patents

System zur Übertragung und Feststellung von elektromagnetischer Energie

Info

Publication number
DE69033808T2
DE69033808T2 DE69033808T DE69033808T DE69033808T2 DE 69033808 T2 DE69033808 T2 DE 69033808T2 DE 69033808 T DE69033808 T DE 69033808T DE 69033808 T DE69033808 T DE 69033808T DE 69033808 T2 DE69033808 T2 DE 69033808T2
Authority
DE
Germany
Prior art keywords
transponder
coil
coils
transmission
energy
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 - Lifetime
Application number
DE69033808T
Other languages
English (en)
Other versions
DE69033808D1 (de
Inventor
Philip R Troyk
Glenn A Demichele
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.)
Algernon Promotions Inc
Original Assignee
Algernon Promotions 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
Priority claimed from US07/358,310 external-priority patent/US5012236A/en
Application filed by Algernon Promotions Inc filed Critical Algernon Promotions Inc
Publication of DE69033808D1 publication Critical patent/DE69033808D1/de
Application granted granted Critical
Publication of DE69033808T2 publication Critical patent/DE69033808T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • G06K7/10158—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 methods and means used by the interrogation device for reliably powering the wireless record carriers using an electromagnetic interrogation field
    • G06K7/10178—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 methods and means used by the interrogation device for reliably powering the wireless record carriers using an electromagnetic interrogation field including auxiliary means for focusing, repeating or boosting the electromagnetic interrogation field
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L25/00—Recording or indicating positions or identities of vehicles or vehicle trains or setting of track apparatus
    • B61L25/02—Indicating or recording positions or identities of vehicles or vehicle trains
    • B61L25/04—Indicating or recording train identities
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L25/00—Recording or indicating positions or identities of vehicles or vehicle trains or setting of track apparatus
    • B61L25/02—Indicating or recording positions or identities of vehicles or vehicle trains
    • B61L25/04—Indicating or recording train identities
    • B61L25/043—Indicating or recording train identities using inductive tags
    • 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
    • G06K7/0008—General problems related to the reading of electronic memory record carriers, independent of its reading method, e.g. power transfer
    • 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
DE69033808T 1989-05-26 1990-05-25 System zur Übertragung und Feststellung von elektromagnetischer Energie Expired - Lifetime DE69033808T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/358,310 US5012236A (en) 1989-05-26 1989-05-26 Electromagnetic energy transmission and detection apparatus
US07/400,600 US5084699A (en) 1989-05-26 1989-08-30 Impedance matching coil assembly for an inductively coupled transponder

Publications (2)

Publication Number Publication Date
DE69033808D1 DE69033808D1 (de) 2001-10-25
DE69033808T2 true DE69033808T2 (de) 2002-04-25

Family

ID=27000012

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69032657T Expired - Lifetime DE69032657T2 (de) 1989-05-26 1990-05-25 System zur übertragung und feststellung von elektromagnetischer energie
DE69033808T Expired - Lifetime DE69033808T2 (de) 1989-05-26 1990-05-25 System zur Übertragung und Feststellung von elektromagnetischer Energie

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69032657T Expired - Lifetime DE69032657T2 (de) 1989-05-26 1990-05-25 System zur übertragung und feststellung von elektromagnetischer energie

Country Status (8)

Country Link
US (1) US5084699A (de)
EP (2) EP0429617B1 (de)
AT (2) ATE171335T1 (de)
AU (1) AU634789B2 (de)
DE (2) DE69032657T2 (de)
DK (1) DK0812752T3 (de)
ES (1) ES2164961T3 (de)
WO (1) WO1990014736A1 (de)

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* Cited by examiner, † Cited by third party
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DE69032657D1 (de) 1998-10-22
US5084699A (en) 1992-01-28
EP0429617A1 (de) 1991-06-05
AU5817190A (en) 1990-12-18
ATE171335T1 (de) 1998-10-15
ES2164961T3 (es) 2002-03-01
DE69033808D1 (de) 2001-10-25
EP0812752B1 (de) 2001-09-19
WO1990014736A1 (en) 1990-11-29
DK0812752T3 (da) 2001-11-19
DE69032657T2 (de) 1999-05-27
EP0812752A2 (de) 1997-12-17
AU634789B2 (en) 1993-03-04
ATE205793T1 (de) 2001-10-15
EP0429617A4 (en) 1993-05-12
EP0812752A3 (de) 1998-01-14
EP0429617B1 (de) 1998-09-16

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