Powering an electrical device through a legacy adapter capable of digital communication
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United States of America Patent
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Oct 23, 2012
Grant Date -
Jul 9, 2009
app pub date -
Jan 3, 2008
filing date -
Aug 30, 2006
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A legacy adapter for use with devices to be powered by a power adapter is described. The legacy adapter includes a multi-purpose power connector configured to couple to a power adapter external to the electrical device, a connector configured to connect the electrical device, and a microprocessor configured to communicate digitally with the power adapter. The microprocessor communicates power requirements of the electrical device to the power adapter through the multi-purpose power connector. A related method of receiving power from a power adapter external to an electrical device through a legacy adapter is also described.
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