Specifies the characteristics of the fields to be provided for power and bi-directional communication between proximity coupling devices (PCDs) and proximity cards (PICCs).
SANS 14443-2:2004 history
0000 SANS 14443-2-2012
2004SANS 14443-2:2004 Identification cards - Contactless integrated circuit(s) cards - Proximity cards Part 2: Radio frequency power and signal interface