摘要:
The invention relates to a security document, in particular a bank note, identity card or the like, having a security element which is provided with characters, patterns, etc., visually readable at least in transmitted light and which is electrically conductive and bears additional substances for machine testing, and to a method for producing such a security element. The security element preferably consists of a transparent film strip that bears negative writing readily capable of visual checking and is additionally provided with electrically conductive and magnetic substances.
摘要:
The invention relates to a security document, in particular a bank note, identity card or the like, having a security element which is provided with characters, patterns, etc., visually readable at least in transmitted light and which is electrically conductive and bears additional substances for machine testing, and to a method for producing such a security element. The security element preferably consists of a transparent film strip that bears negative writing readily capable of visual checking and is additionally provided with electrically conductive and magnetic substances.
摘要:
The present invention relates to a paper of value having an embedded security element, preferably an optically variable element in the form of hologram, diffraction or interference structures applied to the paper surface, and to a method for producing such a paper of value. The paper of value is characterized by the fact that the optically variable element is embedded in the paper of value with the paper surface forming a plane that is even with the surface of the optically variable element.
摘要:
The invention relates to a security document, in particular a bank note, identity card or the like having a security element which is provided with characters, patterns, etc., visually readable at least in transmitted light and which is electrically conductive and bears additional substances for machine testing, and to a method for producing such a security element. The security element comprises a transparent film strip that bears negative writing readily capable of visual checking and is additionally provided with electrically conductive and magnetic substances.
摘要:
The present invention relates to a depiction arrangement for security papers, value documents, electronic display devices or other data carriers, having a raster image arrangement for depicting a specified three-dimensional solid (30) that is given by a solid function f(x,y,z), having a motif image that is subdivided into a plurality of cells (24), in each of which are arranged imaged regions of the specified solid (30), a viewing grid (22) composed of a plurality of viewing elements for depicting the specified solid (30) when the motif image is viewed with the aid of the viewing grid (22), the motif image exhibiting, with its subdivision into a plurality of cells (24), an image function m(x,y).
摘要:
The present invention relates to a security element (20) for security papers, value documents and the like, having a micro-optical moiré magnification arrangement having a motif image that consists of a periodic or at least locally periodic arrangement of a plurality of micromotif elements (28) that is planar or applied on a curved surface, and a periodic or at least locally periodic arrangement of a plurality of microfocusing elements (24) that is planar or applied on a curved surface, for moiré-magnified viewing of the micromotif elements (28) of the motif image, the arrangement of micromotif elements (28) and/or the arrangement of microfocusing elements (24) exhibiting, in the planar case, no symmetry axis in the plane of the arrangement in its periodic or at least locally periodic regions.
摘要:
The invention relates to a value document, in particular a bank note, having a value document substrate and at least three different feature substances for checking the value document, which has a first feature substance, and wherein second and third feature substances are applied to the value document substrate in a printing ink jointly. The second feature substance is formed by a luminescent substance, and the third feature substance by a material absorbent in a special spectral range.
摘要:
The present invention relates to a depiction arrangement for security papers, value documents, electronic display devices or other data carriers, having a raster image arrangement for depicting a planar target image that is given by an image function f(x,y), having a motif image that is subdivided into a plurality of cells (24), in each of which are arranged imaged regions of the target image, a viewing grid (22) composed of a plurality of viewing elements for reconstructing the target image when the motif image is viewed with the aid of the viewing grid (22), the motif image exhibiting, with its subdivision into a plurality of cells, an image function m(x,y) that is given by m ( x , y ) = f ( ( x y ) + ( A ( x , y ) - I ) · ( ( ( ( x y ) + w d ( x , y ) ) mod W ) - w d ( x , y ) - w c ( x , y ) ) ) · g ( x , y ) where w d ( x , y ) = W · ( d 1 ( x , y ) d 2 ( x , y ) ) and w c ( x , y ) = W · ( c 1 ( x , y ) c 2 ( x , y ) ) .
摘要:
The present invention relates to a grating image (12) for depicting at least one unscreened halftone image having multiple brightness levels, the grating image exhibiting multiple grating fields (22-1, 22-2, 22-3) that include in each case an electromagnetic-radiation-influencing grating pattern composed of a plurality of grating lines and that, when illuminated, produce in each case an areal region of the halftone image having the same brightness level.
摘要:
This invention relates to a value document, in particular a bank note, having a value document substrate and at least two different feature substances for checking the value document. According to the invention, a first feature substance is incorporated into the volume of the substrate of the value document, and a second feature substance applied to the value document substrate in the form of a coding.