×

Smartcard with coupling frame and method of increasing activation distance of a transponder chip module

  • US 9,798,968 B2
  • Filed: 09/22/2014
  • Issued: 10/24/2017
  • Est. Priority Date: 01/18/2013
  • Status: Active Grant
First Claim
Patent Images

1. A coupling frame (CF) for a smartcard (SC), comprising:

  • a metal layer (ML) having an opening (MO) for receiving a transponder chip module;

    and a discontinuity, comprising a slit (S) or a non-conductive stripe (NCS), extending from the opening to a periphery of the metal layer.

View all claims
  • 3 Assignments
Timeline View
Assignment View
    ×
    ×