| 摘要 |
A portable card including a resonance circuit of that portable card that wirelessly receives power from an external source, a processor of the portable card that wirelessly transmits a predetermined data sequence in response to the resonance circuit receiving power from the external source and a set of at least three contacts on an exterior of the portable card, wherein a user bridges the contacts with the user's fingers in a predetermined combination to create a circuit and activate the processor for transmission of the predetermined data sequence. |
