Power supply equipment providing multiple identification signals
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United States of America Patent
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Aug 25, 2015
Grant Date -
Feb 28, 2013
app pub date -
Aug 31, 2011
filing date -
Aug 31, 2011
priority date (Note) -
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Abstract
Power supply equipment is provided for supplying an appropriate power adapter identification signal, as well as DC power, to various types, brand and models of electronic devices. The equipment includes a power adapter having conversion circuitry for converting power from an external power source to the DC power utilized by a particular electronic device. The power adapter also includes circuitry to generate a plurality of power adapter identification signals. Selection circuitry, responsive to user selection or to the configuration of a cable, connector or connector adapter included with the power supply equipment, selects a particular one of power adapter identification signals appropriate for the particular electronic device. The selected power adapter identification signal and the DC power are transferred to the power input port of the electronic device.
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