Patent ID: 11907034
Assignee: CYPRESS SEMICONDUCTOR CORPORATION
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 16:
17. The hub of claim 12, wherein:
the at least one USB-PD IC controller includes a first USB-PD IC controller and a second USB-PD IC controller;
the first USB-PD IC controller controls the USB-C port with the higher power priority and a USB-C port with the lower power priority;
the second USB-PD IC controller controls at least two other USB-C ports with the lower power priority;
the first USB-PD IC controller calculates all guaranteed power budgets for each USB-C port of the hub; and
the second USB-PD IC controller reduces the guaranteed power budget allocated to a USB-C port controlled by the second USB-PD IC controller if measured power for that USB-C port is below its currently guaranteed power budget by a predetermined amount.