Smart card
First Claim
Patent Images
1. A smart card including:
- a transparent circuit board on which an integrated circuit, function switches, a power source, and other parts are mounted;
an upper substrate mounted facing the circuit board;
upper and lower electrodes respectively located on facing surfaces of the upper substrate and the circuit board and orthogonal to each other;
orientation films coating the upper and lower electrodes; and
a liquid crystal material located in the space and sealed between the upper and lower electrodes.
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Accused Products
Abstract
A smart card includes a transparent circuit board on which an integrated circuit, function switches, a power source, and other parts are mounted, an upper substrate facing the circuit board, upper and lower electrodes respectively located on facing surfaces of upper substrate and the circuit board, orthogonal to each other, orientation films coating the upper and lower electrodes, and a liquid crystal material located and sealed between the upper and lower electrodes.
85 Citations
8 Claims
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1. A smart card including:
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a transparent circuit board on which an integrated circuit, function switches, a power source, and other parts are mounted; an upper substrate mounted facing the circuit board; upper and lower electrodes respectively located on facing surfaces of the upper substrate and the circuit board and orthogonal to each other; orientation films coating the upper and lower electrodes; and a liquid crystal material located in the space and sealed between the upper and lower electrodes. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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Specification