Power Failure is one of serious fault event which would cause system unexpected shutdown and
customer important data loss.
The possibility of Power Failure may cause by:
o PC system abnormal operation (Triggering PSU/Adapter over current protection)
o AC Line fault (Power quality, noise or voltage regulation fail…etc.)
The invention is to provide a simple and no cost‐adder solution which use Type‐C power delivery
as a backup power to support Desktop PC while Power Failure event.
With Type‐C as backup power, system can store running data and entering S3 Sleep mode safely
without data loss.
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INC, HP, "TYPE-C BASED BACKUP POWER SOLUTION FOR DESKTOP PC", Technical Disclosure Commons, (September 17, 2021)