Appeal No. 1998-2727
Application 08/220,949
library or movie) or where the ambient noise level is so high
that the audible alert would not be heard. On the other hand,
a silent alert would not be effective (i.e., felt) when the
radio is not carried by the user, such as when the radio is
intercoupled with an external power supply or some other
holder away from the user’s body. A manual control can be
provided to alternatively select between the audible alert and
the silent alert for different situations. However, the user
may forget that the silent alert had been selected and miss a
call when the radio is placed in an accessory (e.g., external
power supply). The invention can detect when the radio is
placed in an accessory, etc., and upon such detection,
automatically activate the audible alert, even if the silent
alert had been manually selected.
Representative independent claim 11 is reproduced as
follows:
11. A radio capable of being coupled to an
accessory, the radio comprising:
a receiver for receiving a valid information signal;
a silent alert generator for indicating the
reception of the valid information signal when the silent
alert generator is enabled and activated;
2-2-
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