Contact printing machine for nano suspensions, activates chemical and physical processes in dye using time varying ultrasonic or electromagnetic field energy
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Machine readable barcode patterns
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Layer for detecting a code pattern, forms part of a reader unit with which the code pattern is viewed so that it assumes a different shape to its shape when viewed with the naked eye
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Reversed channel operation method for activating a reversed channel for interactive TV transmissions allows a viewer to select alternative screens
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Machine-readable pattern e.g. spoken barcode for labeling applications, supplied with temporally variable signal detected at different points along pattern via test probe(s)
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Support and method for producing position transmitting models with a corresponding reading device
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Provision of comprehensive independent product information by provision of a direct web link to product information on a label or data carrier attached to a product, so that consumer protection is enhanced
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Bar code or similar pattern is read using point shaped probe for precise positioning
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Provision of an imperceptible pattern on a print surface using electrically conducting ink to create a barcode type pattern with an analogue pattern parallel to the bars for measurement in a direction perpendicular to the barcode
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Inputting of barcodes to a multimedia PC via a scanner pen that connects to the sound card for inputting a barcode corresponding signal in the form of a frequency modulated low frequency signal
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Information carrier used as optical data storage, has two-dimensional machine readable codes and primary information provided on separate surfaces
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Information carrier, method and reading device for determining two-dimensional positions on surfaces and for correspondingly starting program processes
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Process, support for samples and reading device for two-dimensional position determination on surfaces and the associated triggering of program processes
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Method and device for mobile and stationary navigation in promised hypertext-oriented graphical user interfaces (GUIs)
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Acoustic user interface for mobile and stationary use
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Information carriers and methods for superimposing and processing information
