Patent ID: 11949838
Assignee: SHARP KABUSHIKI KAISHA
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 6:
7. A user authentication reception method comprising:
receiving registration of a user and terminal identification information of a portable communication terminal as one piece of personal information associated with the user, and storing the user and the terminal identification information in a storage device;
displaying a selection item related to a registered user on a user authentication screen and performing authentication of the registered user in response to a selection operation;
performing wireless communication with the portable communication terminal carried by a nearby user to acquire the terminal identification information of the portable communication terminal;
determining whether the terminal identification information acquired by the terminal information acquirer matches the terminal identification information included in the personal information of the nearby user; and
in a case where the terminal identification information acquired by the terminal information acquirer matches the terminal identification information included in the personal information of the nearby user, displaying a user selection item of the nearby user, in a manner such that the user selection item of the nearby user has a priority higher than the user selection item of another user.