ES2147127B1 - Metodo de deteccion de etiquetas resonantes a distancia. - Google Patents

Metodo de deteccion de etiquetas resonantes a distancia.

Info

Publication number
ES2147127B1
ES2147127B1 ES9801121A ES9801121A ES2147127B1 ES 2147127 B1 ES2147127 B1 ES 2147127B1 ES 9801121 A ES9801121 A ES 9801121A ES 9801121 A ES9801121 A ES 9801121A ES 2147127 B1 ES2147127 B1 ES 2147127B1
Authority
ES
Spain
Prior art keywords
labels
detection
permanent magnets
resonance frequency
magnetic fields
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
ES9801121A
Other languages
English (en)
Other versions
ES2147127A1 (es
Inventor
Grande Antonio Hernando
Villalabeitia Manuel Vazquez
Guijarro Juan Arcas
Palacios Pilar Marin
Real Alberto Bollero
Villar Juan Luis Munoz
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.)
Universidad Complutense de Madrid
Original Assignee
Universidad Complutense de Madrid
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 Universidad Complutense de Madrid filed Critical Universidad Complutense de Madrid
Priority to ES9801121A priority Critical patent/ES2147127B1/es
Publication of ES2147127A1 publication Critical patent/ES2147127A1/es
Application granted granted Critical
Publication of ES2147127B1 publication Critical patent/ES2147127B1/es
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Landscapes

  • Geophysics And Detection Of Objects (AREA)
  • Burglar Alarm Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)

Abstract

Método de detección de etiquetas resonantes a distancia. La presente invención permite la detección simultánea y a distancia de objetos dotados de etiquetas apropiadas mediante la aplicación de campos magnéticos por medio de imanes permanentes. Dichas etiquetas se caracterizan por absorber radiación electromagnética de una determinada frecuencia llamada frecuencia de resonancia que depende del valor de campo magnético estático al que se encuentran sometidas. Dichos campos magnéticos estáticos, al ser aplicados mediante imanes permanentes, tienen un elevado valor en un pequeño volumen del espacio. Esto permite que sólo un pequeño número de etiquetas, independientemente de su orientación, presenten una frecuencia de resonancia correspondiente a campo alto, pudiendo ser detectadas.
ES9801121A 1998-05-28 1998-05-28 Metodo de deteccion de etiquetas resonantes a distancia. Expired - Fee Related ES2147127B1 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES9801121A ES2147127B1 (es) 1998-05-28 1998-05-28 Metodo de deteccion de etiquetas resonantes a distancia.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES9801121A ES2147127B1 (es) 1998-05-28 1998-05-28 Metodo de deteccion de etiquetas resonantes a distancia.

Publications (2)

Publication Number Publication Date
ES2147127A1 ES2147127A1 (es) 2000-08-16
ES2147127B1 true ES2147127B1 (es) 2001-03-01

Family

ID=8303958

Family Applications (1)

Application Number Title Priority Date Filing Date
ES9801121A Expired - Fee Related ES2147127B1 (es) 1998-05-28 1998-05-28 Metodo de deteccion de etiquetas resonantes a distancia.

Country Status (1)

Country Link
ES (1) ES2147127B1 (es)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE8603415D0 (sv) * 1986-08-14 1986-08-14 Leif Arnold Persson Remote sensing of metglas identifiers
SE9203479L (sv) * 1992-01-20 1993-07-21 Rso Corp Saett och anordning vid elektronisk identifiering

Also Published As

Publication number Publication date
ES2147127A1 (es) 2000-08-16

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