Portable computer speaker grill structures
First Claim
Patent Images
1. A portable computer, comprising:
- a housing formed from metal, wherein the housing has a planar housing wall in which an array of speaker holes is formed, each hole having a diameter of about 0.25 mm to 0.5 mm; and
a speaker driver adjacent to the array of speaker holes.
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Accused Products
Abstract
Portable computer structures are provided. The portable computer structures may include speaker grill structures. A speaker grill structure may be formed by creating an array of small holes (perforations) in a portable computer housing structure such as a planar housing wall. A speaker may be mounted adjacent to the array of holes. The planar housing wall may be formed in a block of milled aluminum and may have a thickness of less than 1 mm. The speaker holes may have with small diameters without overly attenuating sound from a speaker.
92 Citations
23 Claims
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1. A portable computer, comprising:
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a housing formed from metal, wherein the housing has a planar housing wall in which an array of speaker holes is formed, each hole having a diameter of about 0.25 mm to 0.5 mm; and a speaker driver adjacent to the array of speaker holes. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A portable computer, comprising:
a speaker grill comprising an aluminum housing wall in the portable computer, wherein the aluminum housing wall is less than 1 mm thick having an array of at least 5000 speaker holes, each speaker hole having a diameter of 0.25 mm to 0.4 mm, wherein the speaker holes are spaced from each other at a pitch of 1 mm or less. - View Dependent Claims (21, 22, 23)
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17. A portable computer, comprising:
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a planar metal housing wall having an array of speaker holes, wherein the speaker holes are between 0.25 mm and 0.5 mm in diameter and form an array having a first lateral dimension of between 20 mm and 40 mm; and a speaker driver adjacent to the array of speaker holes. - View Dependent Claims (18, 19, 20)
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Specification