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Portable electronic device having an external speaker chamber

  • US 20020099891A1
  • Filed: 01/23/2001
  • Published: 07/25/2002
  • Est. Priority Date: 01/23/2001
  • Status: Active Grant
First Claim
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1. A portable electronic device comprising:

  • a case having a top portion and a bottom portion having a base surface;

    a speaker disposed inside the case, having a front portion and a back portion;

    wherein a back chamber is formed in association with the back portion of the speaker; and

    a first aperture disposed through the bottom portion of the case;

    an acoustic insulator attached to the base surface of the case;

    wherein the acoustic insulator encircles the first aperture and an external chamber is defined at least by the base surface, and the acoustic insulator being adapted to rest upon a support surface upon which the portable electronic device rests;

    wherein the external chamber is coupled to the back chamber by the first aperture.

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