UNIVERSAL SERIAL BUS DEVICE CAPABLE OF REMOTE WAKE-UP THROUGH A SPECIAL MASK CIRCUIT
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United States of America Patent
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Issued Date -
Jun 6, 2013
app pub date -
Feb 3, 2012
filing date -
Dec 5, 2011
priority date (Note) -
Abandoned
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Abstract
The present invention discloses a Universal Serial Bus (“USB”) device capable of remote wake-up through a special mask circuit. The USB device includes an Ethernet port to transmit a first signal in response to a predetermined network packet, a wake-up pin to transmit a second signal in response to a remote wake-up trigger signal, a remote wake-up circuit to generate a wake-up signal in response to either the first signal or the second signal, and a mask circuit to receive the wake-up signal and delay transmission of the wake-up signal to a remote USB host for a predetermined delay time.
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