Method of playing and controlling audio using handheld display device
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United States of America Patent
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Jan 22, 2013
Issued Date -
N/A
app pub date -
Mar 30, 2010
filing date -
Dec 1, 1999
priority date (Note) -
Expired
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Abstract
A method of controlling audio playback using a handheld display device having a touch-sensitive screen and a transceiver for sending and receiving digital information. The method comprises the steps of: imaging an area of a printed substrate and generating image data using an optical sensor, the printed substrate containing printed content associated with audio; determining interaction data using the image data, the interaction data identifying a substrate identity; retrieving audio data associated with said printed content; displaying, on the touch-sensitive screen, display information identifying the audio together with a static element for controlling audio playback; and controlling audio playback by interacting with the static element via the touch-sensitive screen.
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