Moving object equipped with ultra-directional speaker

  • US 20070183618A1
  • Filed: 02/10/2005
  • Published: 08/09/2007
  • Est. Priority Date: 02/10/2004
  • Status: Abandoned Application
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First Claim
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1. A moving object equipped with ultra-directional speaker, characterized in that said moving object has a nondirectional speaker and an ultra-directional speaker, and is also equipped with a visual module, an auditory module, a motor control module, and an integration unit that integrates them with one another, so that said moving object can simultaneously transmit sounds to a specific target and an unspecified target, respectively.

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