Wireless Charging become popular overtime to the mobile products, All in One (AIO) PC usually
embedded Wireless Charger inside the stand and Wireless Charger is required to standby at
S4/S5 PC OFF Mode.
Standby power consumption of Wireless Charger is high (around 150mW) which cause PC not
able to meet ERP‐LOT3 S5 regulatory requirement. (S5 Power < 1W)
Exist strategy on AIO PC is simply disable Wireless Charger at S4/S5 which negatively impact user
experience, the invention is to propose a new power architecture helping AIO PC enable
wireless charger at S4/S5 without risk failing ERP‐LOT3 S5 regulatory.
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INC, HP, "POWER SAVING ARCHITECTURE FOR WIRELESS CHARGER", Technical Disclosure Commons, (November 15, 2021)