PRINTED ARTICLE
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United States of America Patent
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Issued Date -
Sep 1, 2011
app pub date -
Oct 16, 2009
filing date -
Oct 17, 2008
priority date (Note) -
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status (Latency Note)
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Abstract
Apparatus comprise a printed article (2) supporting at least one user input device (6), at least one output device (8) and a controller (7). The controller is configured, in response to receiving an input signal from a user input device, to cause an output device to produce an output signal in dependence upon a previous input signal received by the input device or another input device and/or upon an updatable parameter indicating one of at least two states.
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