IC card
OwnerChih-Kuei Hu, Wei-Ting Liu +1inventors
InventorsChih-Kuei Hu, Wei-Ting Liu, Wei-Hua Lu
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Abstract
An IC card comprises a card body, a power-signal receiving unit, an electro-phoretic display, a driving circuit, a rechargeable battery and a power management unit. The driving circuit is electrically coupled to the power-signal receiving unit and the electro-phoretic display for receiving the updating information from the power-signal receiving unit and driving the electro-phoretic display according to the updating information. The power management unit is coupled to the rechargeable battery for managing charging process of the rechargeable battery.
Claims13
An IC card comprising:
- a card body;
- a power-signal receiving unit for receiving a power and an updating information;
- an electro-phoretic display locating in the card body for displaying an information;
- a driving circuit, electrically coupled to the power-signal receiving unit and the electro-phoretic display, for receiving the updating information from the power-signal receiving unit and driving the electro-phoretic display according to the updating information;
- a rechargeable battery, electrically coupled to the power-signal receiving unit and the driving circuit for receiving the power from the power-signal receiving unit and providing the power to the driving circuit;
- and
- a power management unit, electrically coupled to the rechargeable battery, for managing a charging process of the rechargeable battery.
A method for managing a charging process of a rechargeable battery in a IC card comprising:
- receiving at least one power source through a power-signal receiving unit;
- determining types of the power source;
- choosing one power source according to a pre-defined criterion;
- and
- charging the rechargeable battery with the chosen power source.
Dependencies are inferred from the claim text.