| 摘要 |
A card or token used in financial transactions has an onboard energy storage device that enables onboard electronics to operate when the card is not in the proximity of a merchant Point-Of-Service (POS) terminal In one implementation, the onboard energy storage device includes a capacitor such as a thin-film capacitor that stores sufficient energy to power onboard electronics without the need for an onboard battery. The card or token may be incorporated within various conventional apparatus such as a see-through and/or protective substrate, an item of clothing, an item of jewelry, a cell phone, a Personal Digital Assistant (PDA), a credit card, an identification card, a money holder, a wallet, a personal organizer, a keychain payment tag, and like personality.
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