IC card
First Claim
Patent Images
1. An IC card comprising:
- a first single crystal integrated circuit;
a second integrated circuit; and
a display device, wherein the second integrated circuit and the display device are each formed from a thin film semiconductor film, over a plastic substrate; and
wherein the first single crystal integrated circuit is mounted over the plastic substrate so as to be electrically connected to the second integrated circuit.
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Accused Products
Abstract
The present invention provides an IC card that can realize high function without increasing the size of an IC chip, and that can realize cost reduction. The IC card comprises a first single crystal integrated circuit, a second integrated circuit, and a display device. The second integrated circuit and the display device are each formed from a thin film semiconductor film, over a plastic substrate, and the first single crystal integrated circuit is mounted on the plastic substrate so as to be electrically connected to the second integrated circuit.
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Citations
42 Claims
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1. An IC card comprising:
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a first single crystal integrated circuit;
a second integrated circuit; and
a display device, wherein the second integrated circuit and the display device are each formed from a thin film semiconductor film, over a plastic substrate; and
wherein the first single crystal integrated circuit is mounted over the plastic substrate so as to be electrically connected to the second integrated circuit. - View Dependent Claims (5, 6, 7, 8, 11, 12, 13, 38)
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2. An IC card comprising:
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a first single crystal integrated circuit;
a second integrated circuit; and
a display device, wherein the second integrated circuit and the display device are each formed from a thin film semiconductor film, over a plastic substrate;
wherein the first single crystal integrated circuit is mounted over the plastic substrate so as to be electrically connected to the second integrated circuit;
wherein the first single crystal integrated circuit includes an analog circuit or a high frequency circuit; and
wherein the second integrated circuit includes a digital circuit. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20, 39)
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3. An IC card comprising:
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a first single crystal integrated circuit;
a second integrated circuit; and
a display device, wherein the second integrated circuit and the display device are each formed from a thin film semiconductor film, over a plastic substrate;
wherein the first single crystal integrated circuit is mounted over the plastic substrate so as to be electrically connected to the second integrated circuit; and
wherein driving of the display device is controlled by the second integrated circuit. - View Dependent Claims (21, 22, 23, 24, 25, 26, 27, 40)
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4. An IC card comprising:
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a first single crystal integrated circuit;
a second integrated circuit; and
a display device, wherein the second integrated circuit and the display device are each formed from a thin film semiconductor film, over a plastic substrate;
wherein the first single crystal integrated circuit is mounted over the plastic substrate so as to be electrically connected to the second integrated circuit;
wherein the first single crystal integrated circuit includes an analog circuit or a high frequency circuit; and
wherein driving of the display device is controlled by the second integrated circuit. - View Dependent Claims (28, 29, 30, 31, 32, 33, 34, 41)
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9. An IC card comprising:
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a first single crystal integrated circuit; and
a second integrated circuit, wherein the second integrated circuit is formed from a thin film semiconductor film, over a plastic substrate, and wherein the first single crystal integrated circuit is mounted over the plastic substrate so as to be electrically connected to the second integrated circuit. - View Dependent Claims (10, 35, 36, 37, 42)
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Specification