Speaker having a device capable of generating sound and vibration
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United States of America Patent
Stats
-
Aug 26, 2003
Grant Date -
Aug 30, 2001
app pub date -
Dec 4, 2000
filing date -
Dec 8, 1999
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Disclosed is a speaker having a device capable of generating sound and vibration for notifying reception of an incoming call when a radio incoming signal is received. The speaker comprises a cylindrical frame; magnetic field forming means disposed in the cylindrical frame for forming first and second magnetic flux; a sound generating section for producing electromagnetic force by interaction with the first magnetic flux and thereby generating sound, when a signal having a frequency which is no less than a predetermined frequency, is applied thereto; and vibration generating means for producing electromagnetic force by interaction with the second magnetic flux and thereby generating vibration, when a signal having a frequency which is less than the predetermined frequency, is applied thereto.
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