| 摘要 |
<p>A carrying device adapted to hold one or more RF tokens and incorporates electrically conductive linings to shield said tokens from each other when the device is open or an unshielded compartment containing an individual token is presented to a reader but which shields the tokens from all electromagnetic radiation when the device is closed. The linings are made from a metal foil or other conductive material and a typical device has the general construction of a caring case or wallet which has compartments to hold sundries, bank notes, cards and visual material and in particular to hold RFID tags and contact-less cards. The wallet or case may also contain one or more panels adapted to hold RFID tags and contact-less cards and to fold out of the wallet when the latter is open allowing individual RF tokens to be presented to a reader.</p> |
