Optically Variable Elements Comprising An Electrically Active Layer
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Abstract
There is described a security element having at least one optically variable device, in which at least one layer of the optically variable device is in the form of an electrically active layer (13, 14) of an electronic component and/or an electronic circuit.
89 Citations
37 Claims
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1-19. -19. (canceled)
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20. A security element comprising at least one optically variable device, wherein
at least one layer of the optically variable device is in the form of an electrically active layer of an electronic component and/or an electronic circuit, and wherein the electrically active layer is in the form of an electrode of an optical display element.
Specification