Wake up device for a communications system
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United States of America Patent
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Aug 4, 1998
Issued Date -
N/A
app pub date -
Apr 19, 1995
filing date -
Jul 15, 1993
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A communication system includes a first communication device for receiving data and a wake up signal. Operation of the first communication device includes an active mode of operation and a sleep mode of operation for reducing power consumption. Further, the system includes a switch for switching the first communication device to and from sleep mode in response to receiving the wake up signal. The system also includes a second communication device for transmitting data to the first device during its active mode, and for transmitting the wake up signal to the first device during its sleep mode.
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