US Patent 11188134 Connector and second electronic device including the connector

The present disclosure provides a connector for coupling a first electronic device and a second electronic device with a power source to enable the power source to provide a current to the first electronic device and the second electronic device, the connector includes: a first connector component configured to be coupled with the first electronic device; a power-supplying connector component configured to be coupled with the power source; a power line configured to couple the second electronic device and the first connector component to the power-supplying connector component; a data line having a first end coupled with the second electronic device, and a second end coupled with the first connector component; and a power-supplying state detection circuit configured to be coupled with the power-supplying connector component and detect whether the power-supplying connector component is coupled with the power source; and a message transmission line having a first end coupled with the power-supplying state detection circuit, and a second end of the message transmission line is coupled with the second electronic device, and the power-supplying state detection circuit is configured to transmit a power source connection message to the second electronic device via the message transmission line when it is detected that the power-supplying connector component is coupled with the power source.