Patent ID: 7983774

Claim:
A handheld audio playback device for interacting with an article having a position-coding pattern and a plurality of different print elements printed thereon, each print element corresponding to a different audio output, said position-coding pattern identifying a plurality of positions on the article and an identity of the article, said device comprising: a nib for indicating a selected print element; an optical sensor for reading a portion of the position-coding pattern when said nib is used to indicate the selected print element; a processor coupled to the optical sensor for determining a position on the article and an identity of the article using the read portion of the position-coding pattern; a memory storing audio data files for the different audio outputs; means for retrieving at least one audio data file from said memory for playback using the determined position and identity indexed with said audio data file; means for downloading audio data files to said memory from a personal computer; and an audio output device for playing the audio output corresponding to said at least one audio data file.