US 11,860,701 B2
Electronic device and power supply method for electronic device
Hideki Motoi, Tokyo (JP); Tomohisa Ukegawa, Tokyo (JP); and Isamu Kenmochi, Tokyo (JP)
Assigned to SHARP NEC DISPLAY SOLUTIONS, LTD., Tokyo (JP)
Appl. No. 17/625,297
Filed by Sharp NEC Display Solutions, Ltd., Tokyo (JP)
PCT Filed Jul. 12, 2019, PCT No. PCT/JP2019/027657
§ 371(c)(1), (2) Date Jan. 6, 2022,
PCT Pub. No. WO2021/009794, PCT Pub. Date Jan. 21, 2021.
Prior Publication US 2022/0261056 A1, Aug. 18, 2022
Int. Cl. G06F 1/26 (2006.01); G06F 1/3215 (2019.01)
CPC G06F 1/266 (2013.01) [G06F 1/3215 (2013.01)] 11 Claims
OG exemplary drawing
 
1. An electronic device comprising:
a plurality of connection ports to which external devices are able to be connected; and
a controller configured to control whether or not to supply power to a first external device connected to a first connection port in preference to a second external device connected to a second connection port on the basis of a priority level assigned to each of the plurality of connection ports,
wherein the controller is configured to perform negotiations in a priority order indicated by the priority level without negoitating with a third external device connected to a third on connection port having a lower priority level than a fourth connection port for which it is determined that no power will be supplied.