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Composite loudspeaker apparatus and driving method thereof

  • US 5,621,804 A
  • Filed: 07/29/1996
  • Issued: 04/15/1997
  • Est. Priority Date: 12/28/1993
  • Status: Expired due to Term
First Claim
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1. A composite loudspeaker apparatus, comprising:

  • a cabinet including, a first air chamber and a second air chamber adjacent to said first air chamber;

    a first loudspeaker, mounted in said first air chamber of said cabinet;

    a second loudspeaker, mounted in said second air chamber of said cabinet, at a boundary of said first air chamber and said second air chamber;

    means for driving said first loudspeaker with an entire frequency spectrum of one of a left and right channel audio signal; and

    means for driving said second loudspeaker with a synthesized audio signal, synthesized from the left and right channel audio signals,wherein said second air chamber includes a sound port, a drone cone or a resonance duct.

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