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Audio trigger devices

  • US 6,788,983 B2
  • Filed: 02/07/2001
  • Issued: 09/07/2004
  • Est. Priority Date: 02/07/2001
  • Status: Active Grant
First Claim
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1. A trigger computer presentation control system comprising:

  • an audio trigger device having a number of buttons that can be depressed to create different audio signals with different features, and a computer running a slide presentation software that has an audio channel to collect sound signals, in which the features are detected by the computer as commands for controlling the progress of the slide presentation by simulating keystrokes, mouse actions, and their combinations for the control commands of the presentation software.

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