Composite data transmission interface and a judgment method thereof
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United States of America Patent
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Feb 17, 2015
Grant Date -
Jan 30, 2014
app pub date -
Aug 21, 2012
filing date -
Jul 24, 2012
priority date (Note) -
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Abstract
The present invention relates to a composite data transmission interface and a judgment method thereof which is based on metal contacts shared by a smart card and a USB and comprise steps as follows: link a composite pin to a socket; electrical conductivity is completed with a socket linking a composite pin; a controller connected to the composite pin is activated by electricity; a smart card's or a USB's electrical conductivity mode is enabled by the controller by means of the smart card's or the USB's electrical connection mode.
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