Patent ID: 11914491
Assignee: VIA LABS, INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 0:
1. A USB integrated circuit, comprising:
a first USB port physical layer circuit, configured to transmit a differential signal between the USB integrated circuit and an outside device;
a first lane adapter;
a second lane adapter;
a routing circuit, coupled to the first USB port physical layer circuit, the first lane adapter, and the second lane adapter, wherein when the USB integrated circuit operates in a testing mode, the routing circuit electrically connects the first lane adapter to the first USB port physical layer circuit, and when the USB integrated circuit operates in a working mode, the routing circuit electrically connects the second lane adapter to the first USB port physical layer circuit; and
a USB transport layer circuit, coupled to the first lane adapter and the second lane adapter.