Calling system from accessory to portable device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 14, 2009
Grant Date -
Apr 11, 2002
app pub date -
Oct 10, 2001
filing date -
Oct 10, 2000
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A radio communication method allowing a portable device to be easily found using its accessory is disclosed. In response to an operation of a predetermined key of the accessory, the accessory transmits a ringing signal to the portable device. When receiving the ringing signal from the accessory, the portable device starts alerting and, when a predetermined key of the portable device is operated, the portable device stops alerting.
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Family
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