×

Shielded Contactless Electronic Document

  • US 20070205953A1
  • Filed: 04/01/2005
  • Published: 09/06/2007
  • Est. Priority Date: 06/16/2004
  • Status: Active Grant
First Claim
Patent Images

1. A document comprising:

  • a cover;

    at least one internal page;

    a radiofrequency microcontroller;

    an antenna electrically connected to said radiofrequency microcontroller;

    an electromagnetic shield capable of disrupting, at least partially, a wireless communication with said radiofrequency microcontroller when the document is closed, and not disrupting the wireless communication when the document is opened, wherein the electromagnetic shield is implemented using at least one selected from a group consisting of metal, conductive plastic, conductive ink and magnetic ink.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×