Patent · US Expired

Jamming device against RFID smart tag systems

US7221900B2 · kind B2 · utility

38Cited by
44References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 21, 2002
Grant dateMay 22, 2007
Priority date
Expiry dateJun 5, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04K2203/34
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A RFID jamming device and methodology are provided for inhibiting unwanted intrusions of RFID smart tag technology. The device includes a mechanism for actively or passively preventing a RFID scanner from accurately receiving information from smart tags associated with products.

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