Semiconductor device
First Claim
1. A semiconductor device comprising:
- a signal processing circuit having a charging circuit;
an insulating film over the signal processing circuit; and
a first conductive layer, a second conductive layer, and a battery each over and in direct contact with a top surface of the insulating film,wherein the insulating film comprises a first surface provided with the first conductive layer, the second conductive layer and the battery, and a second surface facing the signal processing circuit opposite to the first surface,wherein the second conductive layer is configured to receive a wireless signal,wherein the second conductive layer is electrically connected to the signal processing circuit through the first conductive layer, andwherein the battery is electrically connected to the charging circuit.
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Abstract
A semiconductor device that is resistant to bending stress and has a structure in which an antenna circuit, an electric double layer capacitor for storing electricity, and the like are formed over a signal processing circuit that is provided over a substrate and has a charging circuit. The signal processing circuit having the charging circuit is provided over a substrate, and the antenna circuit and the electric double layer capacitor are provided over the signal processing circuit. The antenna circuit is electrically connected to the signal processing circuit, and the electric double layer capacitor is electrically connected to the charging circuit. With such a structure, a wiring for connecting the charging circuit and the electric double layer capacitor can be made short. Accordingly, a semiconductor device that is resistant to bending stress can be provided.
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Citations
19 Claims
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1. A semiconductor device comprising:
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a signal processing circuit having a charging circuit; an insulating film over the signal processing circuit; and a first conductive layer, a second conductive layer, and a battery each over and in direct contact with a top surface of the insulating film, wherein the insulating film comprises a first surface provided with the first conductive layer, the second conductive layer and the battery, and a second surface facing the signal processing circuit opposite to the first surface, wherein the second conductive layer is configured to receive a wireless signal, wherein the second conductive layer is electrically connected to the signal processing circuit through the first conductive layer, and wherein the battery is electrically connected to the charging circuit. - View Dependent Claims (2, 3, 4, 5, 6, 13)
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7. A semiconductor device comprising:
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a signal processing circuit having a charging circuit; an insulating film over the signal processing circuit; and a first conductive layer, a second conductive layer, and a battery each over and in direct contact with a top surface of the insulating film, wherein the insulating film comprises a first surface provided with the first conductive layer, the second conductive layer and the battery, and a second surface facing the signal processing circuit opposite to the first surface, wherein the signal processing circuit includes a first transistor, wherein the charging circuit includes a second transistor, wherein the second conductive layer is configured to receive a wireless signal, wherein the second conductive layer is electrically connected to the first transistor through the first conductive layer, and wherein the battery is electrically connected to the second transistor. - View Dependent Claims (8, 9, 10, 11, 12, 14)
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15. A semiconductor device comprising:
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an electric circuit having transistors; an insulating film over the electric circuit; and a first conductive layer, a second conductive layer and a battery over the insulating film, wherein; the insulating film comprises a first surface provided with the first conductive layer, the second conductive layer and the battery, and a second surface facing the electric circuit opposite to the first surface, the second conductive layer is configured to receive a wireless signal, the second conductive layer is electrically connected to the electric circuit through the first conductive layer, and the battery is electrically connected to at least one of the transistors. - View Dependent Claims (16, 17, 18, 19)
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Specification