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PLAYBACK SYSTEM FOR SYNCHRONISED SOUNDTRACKS FOR ELECTRONIC MEDIA CONTENT

  • US 20150082136A1
  • Filed: 09/16/2014
  • Published: 03/19/2015
  • Est. Priority Date: 09/18/2013
  • Status: Active Grant
First Claim
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1. A method for displaying electronic text and synchronizing the playback of a soundtrack for the electronic text, the soundtrack comprising multiple audio regions configured for playback during corresponding text regions of the electronic text, each audio region being defined by audio data comprising:

  • an audio track for playback in the audio region, a start text position indicative of the word in the electronic text corresponding to where the playback of the audio track is to begin; and

    a stop text position indicative of the word in the electronic text comprising to where playback of the audio track is to cease, comprising;

    displaying at least a portion of the electronic text on a display;

    tracking the movement of at least one eye of the user with an eye tracker and generating representative eye tracking signals;

    determining the user'"'"'s reading scan rate based on the eye tracking signals;

    calculating an estimate of the user'"'"'s reading speed based on the determined reading scan rate and supplementary scan rate data relating to the electronic text and/or user;

    updating a user reading speed variable representing the user'"'"'s reading speed based at least partly on the calculated estimate of the user'"'"'s reading speed;

    maintaining a reading position counter corresponding to the estimated text position indicative of the word in the electronic text that the user is currently reading, the counter incrementing at a rate based on the user reading speed variable; and

    controlling playback of the audio regions of the soundtrack over an audio output system based on the audio data and reading position counter to synchronize playback of the audio regions with the user'"'"'s estimated reading position.

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