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US 2009/0267749 A1Published application
Ultrasonic vibrator
AssigneeModu Ltd.
InventorItay Sherman
Life of this patent
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Abstract
A mobile device including a casing, a signal generator housed within the casing, for generating signals, at least one speaker housed within the casing and coupled with the signal generator, for producing sound from a signal generated by said signal generator, wherein the sound produced by the at least one speaker is (i) substantially inaudible, and (ii) vibrates the casing at a frequency approximately equal to a resonant frequency of the casing.
Claims5
A mobile device comprising:
- a casing;
- a signal generator housed within said casing, for generating signals;
- at least one speaker housed within said casing and coupled with said signal generator, for producing sound from a signal generated by said signal generator,
- wherein the sound produced by said at least one speaker is (i) substantially inaudible, and (ii) vibrates said casing at a frequency approximately equal to a resonant frequency of said casing.
1 more element
Dependencies are inferred from the claim text.