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US 2006/0131430 A1Published application
Card-shaped memory device incorporating IC card function
AssigneeKabushiki Kaisha Toshiba
InventorTakafumi Ito
Life of this patent
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Abstract
A card-shaped memory device includes first to third chips which are stacked together on a first surface of a substrate. The first chip has a control function, the second chip has a memory function, and the third chip has an IC card function. The third chip is located in a position other than the lowest one of the positions of the first to third chips.
Claims16
A card-shaped memory device comprising:
- a substrate;
- and
- first to third chips stacked together on a first surface of the substrate, the first chip having a control function, the second chip having a memory function, the third chip having an IC card function, wherein the third chip is located in a position other than a lowest one of positions of the first to third chips.
A card-shaped memory device comprising:
- a substrate;
- a first chip provided on the substrate, and having a memory function;
- a second chip provided above the first chip, and having an IC card function;
- and
- a third chip provided above the first chip, and having a control function.
2 more elements
A memory card system comprising:
- a host device;
- and
- a memory card connected to the host device, and comprising a substrate and first to third chips which are stacked together on a first surface of the substrate, the first chip having a control function, the second chip having a memory function, the third chip having an IC card function, the third chip being located in a position other than a lower one of positions of the first to third chips.
Dependencies are inferred from the claim text.