Patent · US Active

Combined EAS/RFID tag

US8056814B2 · kind B2 · utility

29Cited by
25References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 26, 2009
Grant dateNov 15, 2011
Priority date—
Expiry dateJan 3, 2030

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG08B13/2448
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A combined EAS/RFID tag including an EAS circuit and a first RFID circuit is disclosed. The EAS circuit has at least one capacitor and the RFID circuit has a main antenna wherein at least a part of the capacitor of the EAS circuit provides at least a part of the main antenna of the RFID circuit. The EAS circuit may include two capacitors and each capacitor may include first and second plates on first and second sides of a substrate wherein one plate of each capacitor forms part of the main antenna of the RFID circuit.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.