Portable computer speaker grill structures
First Claim
Patent Images
1. A portable computer, comprising:
- a metal housing wall having a speaker grill region in which an array of speaker holes is formed, wherein the metal housing wall has a thickness, in the speaker grill region, of less than 1 mm and wherein each speaker hole has a diameter between approximately 0.25 mm and 0.5 mm; and
a speaker driver adjacent to the array of speaker holes.
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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.
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Citations
20 Claims
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1. A portable computer, comprising:
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a metal housing wall having a speaker grill region in which an array of speaker holes is formed, wherein the metal housing wall has a thickness, in the speaker grill region, of less than 1 mm and wherein each speaker hole has a diameter between approximately 0.25 mm and 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)
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13. A portable computer, comprising:
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a metal housing wall having a speaker grill region in which an array of speaker holes is formed, wherein the speaker holes are spaced apart from each other with a pitch of approximately 0.25 mm to 0.5 mm; and a speaker driver adjacent to the array of speaker holes. - View Dependent Claims (14, 15, 16)
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17. A portable computer, comprising:
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a milled aluminum block including a planar metal housing wall with an array of speaker holes, each speaker hole having a diameter between approximately 0.25 mm and 0.5 mm; and a speaker driver adjacent to the array of speaker holes. - View Dependent Claims (18, 19, 20)
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Specification