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US 7,007,852 B2Granted
Data distribution mechanism in the form of ink dots on cards
AssigneeSilverbrook Research Pty Ltd
InventorsKia Silverbrook, Simon Robert Walmsley
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Abstract
A card for causing the device to operate in a predetermined operation mode. The card comprises, on a first surface, a visual representation of the operation mode, and on a second surface, a visually encoded representation of the operation mode. The encoded representation is readable and decodable by the device so as to cause the device to operate in the operation mode. Methods of determining an output data of sensed data are also disclosed.
Claims9
A method of distributing information on a card, said method comprising the steps of:
- dividing a surface of the card into a plurality of predetermined areas;
- printing a first data portion onto a first predetermined area;
- utilising said printed first data portion when reading information stored on said card;
- and when the information stored on the card is to be updated, identifying a second predetermined area to print further information on said card, said second predetermined area not having been previously utilised to print data;
- wherein,
- each of said predetermined areas includes a number of border target markers indicating their respective locations.
3 more elements
Dependencies are inferred from the claim text.