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Performance display system

  • US 20060139750A1
  • Filed: 02/18/2006
  • Published: 06/29/2006
  • Est. Priority Date: 06/16/2000
  • Status: Active Grant
First Claim
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1. A projector and audience unit receiver system comprising:

  • a) a control board having means to transmit a series of commands to a projector, b) said projector having means to receive said commands from said control board and having means to project at least one directional signal to at least one of a plurality of audience unit receivers, c) said audience unit receiver having means to receive said signal and emit a designated response.

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