Protective shell holding a portable electronic device to provide optimized sound effects
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United States of America Patent
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Oct 14, 2014
Issued Date -
N/A
app pub date -
Dec 3, 2012
filing date -
Sep 14, 2012
priority date (Note) -
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Abstract
A protective shell holding a portable electronic device to provide optimized sound effects includes a sound release portion. The protective shell includes a body and a sound effect output portion located on at least one edge of the body. The sound effect output portion includes a curved wall surface and at least one rib located on the curved wall surface. The portable electronic device leans on the at least one rib to form at least one gap with the curved wall surface. Hence the sound release portion can release sound through the gap. The curved wall surface also can provide sound resonance to adjust output quality of the sound, thereby is achieved optimized sound effects.
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